阅读说明：本技术 一种用于桥梁无缝对接的装置、结构及施工方法 (Device, structure and construction method for seamless butt joint of bridges ) 是由 刘大勇 侯兆隆 曹建豪 白松 邱伟超 朱丹丹 卫小略 于 2019-10-28 设计创作，主要内容包括：本发明申请公开了一种用于桥梁无缝对接的装置、结构及施工方法,包括边缘防护板,贴合桥梁边缘固定在所述桥梁衔接处；紧固件,设置在所述边缘防护板的上端与所述桥梁边缘的桥面之间；第二固定板,通过连接所述边缘防护板的下端,贴合设置在桥梁底面；所述紧固件被设定为,通过调节自身的高度,对所述边缘防护板与所述所述桥面连接的紧密程度进行调节。本发明申请解决了由于桥梁在对接施工过程中在桥体上进行锚固或接缝过于明显,造成的行车运行不平稳,桥梁结构稳定性及使用寿命受影响的技术问题。(The invention discloses a device, a structure and a construction method for seamless butt joint of bridges, wherein the device comprises an edge protection plate, wherein the edge protection plate is attached to the edge of a bridge and fixed at the joint of the bridge; the fastening piece is arranged between the upper end of the edge protection plate and the bridge deck at the edge of the bridge; the second fixing plate is attached to the bottom surface of the bridge by being connected with the lower end of the edge protection plate; the fastening member is configured to adjust a degree of tightness of the connection of the edge protection plate with the deck by adjusting a height thereof. The invention solves the technical problems that the driving operation is not stable and the structural stability and the service life of the bridge are influenced because the bridge is anchored on the bridge body in the butt joint construction process or the joint is too obvious.)

1. An apparatus for seamless bridge docking, comprising:

the edge protection plate is attached to the edge of the bridge and fixed at the joint of the bridge;

the fastening piece is arranged between the upper end of the edge protection plate and the bridge deck at the edge of the bridge;

the second fixing plate is attached to the bottom surface of the bridge by being connected with the lower end of the edge protection plate;

the fastening member is configured to adjust a degree of tightness of the connection of the edge protection plate with the deck by adjusting a height thereof.

2. The apparatus of claim 1, comprising a first fixing plate for isolating the fastener from the deck.

3. The apparatus for seamless docking of a bridge according to claim 1, wherein the second fixing plate is anchored on the edge protection plate.

4. The apparatus for seamless bridge docking of claim 1, wherein the fastener is a jack.

5. The apparatus for seamless bridge docking of any one of claims 1 to 4, comprising at least two of said fasteners.

6. The apparatus of claim 1, wherein the fastener is integrally designed with the first fixing plate.

7. The apparatus for seamless docking of a bridge according to claim 1, wherein the edge protection plate is an i-shaped member.

8. A construction method for seamless butt joint of bridges comprises the following steps,

fastening edge protection plates, arranging the edge protection plates on two sides of the lap joint of the bridge, connecting the bottom ends of the edge protection plates with a second fixing plate through anchoring, and realizing the tight connection of the edge protection plates and the bridge deck through fastening pieces at the upper ends of the edge protection plates;

plate ribs are laid, and reinforcing steel bars are laid on the second fixing plate to realize the frame connection of the bridge body;

grouting, namely, pouring concrete into the laid steel bars, and compacting, flattening and protecting to form a bridge connecting part;

and removing the protective device, and removing the second fixing plate and the edge protection plate when the structure of the bridge connecting part is stable, thereby completing the seamless butt joint construction of the bridge body.

9. The construction method for seamless docking of a bridge according to claim 8, wherein the fastening of the edge protection plate further comprises disposing a first fixing plate between the fastening member and the edge protection plate.

10. A seamless butt joint construction structure, which is suitable for the construction method for the seamless butt joint of the bridge as claimed in any one of the claims 8 to 9, wherein the transverse section of the grouting position is a T-shaped section.

Technical Field

The invention relates to the field of bridge construction, in particular to a device, a structure and a construction method for seamless butt joint of bridges.

Background

In order to facilitate construction and shorten construction period, the bridge is usually constructed in sections and simultaneously constructed in the construction process. Therefore, a bridge connection process exists in the subsequent construction process; the smoothness of the butt-jointed bridge section directly influences the running stability of the vehicle, the structural stability of the bridge and the service life of the bridge in the later use process. Therefore, the lapping part of the bridge is usually lapped by adopting a bracket to anchor the bottom of the bridge, so that the construction process is complicated; in order to avoid the problem that the construction process is complicated due to the fact that the support is erected, the pull rod is arranged at the bridge joint to fix the upper template and the lower template, and due to the existence of the anchor rod connecting hole, the stability of the bridge joint and the running stability of a follow-up vehicle running to the connecting section are influenced to a certain degree. In a word, the bridge is difficult to realize both flatness in the butt joint process and simplicity in the construction process.

Disclosure of Invention

The invention mainly aims to provide a device for seamless butt joint of bridges, which aims to solve the technical problems that the running is not stable, and the structural stability and the service life of the bridges are influenced because the bridges are anchored on bridge bodies or seams are too obvious in the butt joint construction process.

In order to achieve the above object, according to one aspect of the present application, there is provided an apparatus for seamless docking of a bridge.

The device for seamless butt joint of the bridge comprises the following components:

the edge protection plate is attached to the edge of the bridge and fixed at the joint of the bridge;

the fastening piece is arranged between the upper end of the edge protection plate and the bridge deck at the edge of the bridge;

the second fixing plate is attached to the bottom surface of the bridge by being connected with the lower end of the edge protection plate;

the fastening member is configured to adjust a degree of tightness of the connection of the edge protection plate with the deck by adjusting a height thereof.

Further, a first fixing plate for isolating the fastener from the bridge deck is included.

Further, the second fixing plate is anchored to the edge protection plate.

Further, the fastener is a jack.

Further, at least two fasteners are included

Further, the fastener and the first fixing plate are designed integrally.

Further, the edge protection plate is an I-shaped component.

In order to achieve the above object, according to another aspect of the present application, there is provided a construction method for seamless docking of a bridge.

The construction method for seamless butt joint of the bridge comprises the following steps:

fastening edge protection plates, arranging the edge protection plates on two sides of the lap joint of the bridge, connecting the bottom ends of the edge protection plates with a second fixing plate through anchoring, and realizing the tight connection of the edge protection plates and the bridge deck through fastening pieces at the upper ends of the edge protection plates;

plate ribs are laid, and reinforcing steel bars are laid on the second fixing plate to realize the frame connection of the bridge body;

grouting, namely, pouring concrete into the laid steel bars, and compacting, flattening and protecting to form a bridge connecting part;

and removing the protective device, and removing the second fixing plate and the edge protection plate when the structure of the bridge connecting part is stable, thereby completing the seamless butt joint construction of the bridge body.

Further, the fastening of the edge protection plate further includes disposing a first fixing plate between the fastening member and the edge protection plate.

In order to achieve the above object, according to another aspect of the present invention, there is provided a structure for seamless bridge docking, which adopts any one of the above devices for seamless bridge docking or a construction method for seamless bridge docking, and further, a transverse section of the grouting position is a T-shaped section.

In the embodiment of the invention, a mode of improving a fastening device at the butt joint is adopted, the fastening degree of the bridge body and the template can be adjusted by arranging the seamless butt joint device at the butt joint without anchoring a newly-built bridge body at the joint, and the aim of stabilizing the flat structure of the bridge deck at the butt joint of the bridge body is fulfilled, so that the technical effects of stabilizing the overall flat structure of the bridge deck of the butted bridge and stabilizing the running of a vehicle are achieved, and the technical problems that the driving running is not stable, and the structural stability and the service life of the bridge are influenced because the bridge is anchored or the joint is too obvious on the bridge body in the butt joint construction process are solved.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this application, serve to provide a further understanding of the invention and to make further features, objects, and advantages of the invention apparent. The drawings and their description illustrate exemplary embodiments of the invention and do not limit it inappropriately. In the drawings:

fig. 1 is a schematic structural diagram of an embodiment of the device for seamless bridge docking according to the application of the invention.

Reference numerals

1: an edge protection plate; 2: a fastener; 3: a second fixing plate; 4: a first fixing plate.

Detailed Description

In order to make the person skilled in the art better understand the application scheme of the present invention, the technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without making any inventive step based on the embodiments in the present application, shall fall within the scope of protection of the present application.

It should be noted that the terms "first," "second," and the like in the description and claims of the present application and in the above-described drawings are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged under appropriate circumstances such that embodiments of the present application are described herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

In the present application, the terms "upper", "lower", "left", "right", "front", "rear", "top", "bottom", "inner", "outer", "middle", "vertical", "horizontal", "lateral", "longitudinal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings. These terms are used primarily to better describe the present application and its embodiments, and are not intended to limit the indicated devices, elements or components to a particular orientation or to be constructed and operated in a particular orientation.

Moreover, some of the above terms may be used to indicate other meanings besides the orientation or positional relationship, for example, the term "on" may also be used to indicate some kind of attachment or connection relationship in some cases. The specific meanings of these terms in the present application can be understood by those of ordinary skill in the art as appropriate.

Furthermore, the terms "mounted," "disposed," "provided," "connected," and "sleeved" are to be construed broadly. For example, it may be a fixed connection, a removable connection, or a unitary construction; can be a mechanical connection, or an electrical connection; may be directly connected, or indirectly connected through intervening media, or may be in internal communication between two devices, elements or components. The specific meanings of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.

It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present invention will be described in detail below with reference to the embodiments with reference to the drawings.

As shown in fig. 1, the present invention relates to a device for seamless bridge butt joint, which comprises an edge protection plate 1, a fastening member 2, a second fixing plate 3 and a first fixing plate 4, wherein the edge protection plate 1 is attached to the edge of a bridge and fixed at the junction of the bridge, the fastening member 2 is arranged between the upper end of the edge protection plate 1 and the bridge surface at the edge of the bridge and used for regulating and controlling the distance between the edge protection plate 1 and the bridge surface, and particularly, the distance between the edge protection plate 1 and the bridge surface is enough to enable the lower end of the edge protection plate 1 to be tightly attached to the lower end surface of a bridge body in the seamless bridge butt joint process; the second fixed plate 3 sets up on the edge guard plate 1, the second fixed plate 3 is through connecting the lower extreme of edge guard plate 1, the laminating setting is in on the bottom surface of bridge. In a preferred embodiment of the present application, the edge protection plate is an i-shaped member.

In the preferred embodiment of the present application, the second fixing plate 3 is anchored to the edge protection plate 1; through the fixed plate 3 with the anchor of edge guard plate 1 is connected, has avoided running through the stock in the junction of bridge the coupling part of bridge carries out the fixed of cope and drag template, has avoided seting up or forming the hole on the bridge, has improved the roughness of bridge floor, has promoted the stability of bridge connection department structure.

In the preferred embodiment of the present application, the bridge deck comprises a first fixing plate 4 for isolating the fastening member 2 from the bridge deck, wherein the first fixing plate is arranged between the bridge deck and the fastening member 2, so as to prevent the bridge deck from being affected in flatness due to excessive local stress at the position corresponding to the fastening member 2; the first fixing plate 4 is set and has an isolation effect, so that the fastener 2 is prevented from being in direct contact with the bridge deck to cause damage of the bridge deck due to uneven stress, and the force on the fastener 2 is dispersed on the whole bridge deck, so that the phenomenon that the use condition of a subsequent bridge body is influenced due to uneven surface of a final finished product caused by uneven stress in the fastening process of the bridge deck is avoided.

In the preferred embodiment of the present application, the number of the fastening members 2 matched with the edge protection plate 1 is at least 2, and the fastening members are respectively arranged at two ends of the edge protection plate 1; in a further preferred embodiment, as shown in fig. 1, the fastening members 2 matched with the edge protection plate 1 comprise 3, preferably the fastening members 2 are symmetrically arranged; in other embodiments, the fastener is plural.

In the preferred embodiment of the present invention, the fastening means 2 is a jack, and in other embodiments, the fastening means are all structures capable of controlling the close connection relationship between the edge protection plate 1 and the bridge deck by adjusting the height. In other embodiments, the fastening element is integrated with the first fixing plate, so as to facilitate the compaction of the fastening element on the bridge deck and save the setting time of the structure.

In order to achieve the above object, according to another aspect of the present application, there is provided a construction method for seamless docking of a bridge.

The construction method for seamless butt joint of the bridge comprises the following steps:

fastening edge protection plates, arranging the edge protection plates on two sides of the lap joint of the bridge, connecting the bottom ends of the edge protection plates with a second fixing plate through anchoring, and realizing the tight connection of the edge protection plates and the bridge deck through fastening pieces at the upper ends of the edge protection plates;

plate ribs are laid, and reinforcing steel bars are laid on the second fixing plate to realize the frame connection of the bridge body;

grouting, namely, pouring concrete into the laid steel bars, and compacting, flattening and protecting to form a bridge connecting part;

and removing the protective device, and removing the second fixing plate and the edge protection plate when the structure of the bridge connecting part is stable, thereby completing the seamless butt joint construction of the bridge body.

Further, the fastening of the edge protection plate further includes disposing a first fixing plate between the fastening member and the edge protection plate.

In the embodiment of the invention, a mode of improving a fastening device at the butt joint is adopted, the fastening degree of the bridge body and the template can be adjusted by arranging the seamless butt joint device at the butt joint without anchoring a newly-built bridge body at the joint, and the aim of stabilizing the flat structure of the bridge deck at the butt joint of the bridge body is fulfilled, so that the technical effects of stabilizing the overall flat structure of the bridge deck of the butted bridge and stabilizing the running of a vehicle are achieved, and the technical problems that the driving running is not stable, and the structural stability and the service life of the bridge are influenced because the bridge is anchored or the joint is too obvious on the bridge body in the butt joint construction process are solved.

The above description is only a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application.