CN218621841U

CN218621841U - Assembled pier roof beam concreties support

Info

Publication number: CN218621841U
Application number: CN202222817783.5U
Authority: CN
Inventors: 余文渊; 汤黎; 李勇波; 郭焕; 陈开桥; 赵秀天; 易欣; 廖晨; 余昆; 文杰; 王亚龙; 胡嘉宾; 汪志祥
Original assignee: 7th Engineering Co Ltd of MBEC
Current assignee: 7th Engineering Co Ltd of MBEC
Priority date: 2022-10-25
Filing date: 2022-10-25
Publication date: 2023-03-14
Anticipated expiration: 2032-10-25

Abstract

The utility model discloses an assembly type pier beam consolidation support, which relates to the technical field of bridge engineering and comprises an anchor bar, a pre-buried steel plate and an upper steel backing plate arranged on the pre-buried steel plate, wherein the connecting end of the anchor bar passes through the pre-buried steel plate and the upper steel backing plate and connects and fixes the two; the upper steel backing plate is provided with an upright post, and the upper end of the upright post is connected with a lower steel backing plate; a base is arranged above the lower steel base plate, the base is in a concave shape with an upward opening, a vertical adjusting bolt is connected to the bottom of the base, the lower end of the vertical adjusting bolt penetrates through the lower steel base plate and is fixed on the lower steel base plate, a sliding plate is placed on the bottom surface in the base, a cushion block is placed on the sliding plate, at least one horizontal adjusting bolt is arranged on each side surface of the base, and the horizontal adjusting bolt penetrates through the side surface of the base and is fixed on the side surface of the base. The utility model discloses an use this support, can improve the precision of erectting of girder steel, support structure is simple simultaneously, and the assembly degree of difficulty is low, has ensured the security and the stability of construction.

Description

Assembled pier roof beam concreties support

Technical Field

The utility model relates to a bridge construction field especially relates to an assembled mound roof beam concreties support.

Background

At present, china is in a period of great development of traffic infrastructure construction, and with further accelerated development of society and economy of China, the demand on traffic foundations, especially on large and extra-large bridges, is continuously increased. This has stimulated the development of engineering support in the bridge construction process simultaneously. The support is an indispensable construction means and equipment tool in bridge construction operation, provides support for the construction of large-scale structures, and creates conditions for not only meeting the construction requirements but also ensuring the engineering quality and improving the working efficiency. The pier beam consolidation construction method of the steel beam at the present stage is that a pier body and a beam body are directly cast and molded after the steel beam section is hoisted and fixed, the fixing device is complex to install and high in construction difficulty, the hoisting and positioning precision of the steel beam section is low, large errors generally exist, and after the steel beam section is hoisted and fixed, the subsequent section splicing closure construction cannot be affected at the designed position.

SUMMERY OF THE UTILITY MODEL

To the not enough of above-mentioned prior art, the utility model provides a technical problem be: how to improve the erection precision of the steel beam during the consolidation construction of the pier beam; how to simplify the supporting structure, reduce the assembly degree of difficulty, improve the maneuverability of construction when guaranteeing the security and the stability of construction.

The above technical problem of the utility model is mainly solved through the following technical scheme:

an assembled pier beam consolidation support comprises a support unit, wherein the support unit comprises an anchor bar, an embedded steel plate and an upper steel backing plate, the upper steel backing plate is placed on the embedded steel plate, and the connecting end of the anchor bar penetrates through the embedded steel plate and the upper steel backing plate and connects and fixes the embedded steel plate and the upper steel backing plate; the upper steel backing plate is provided with an upright post, and the upper end of the upright post is connected with a lower steel backing plate; a base is arranged above the lower steel base plate, the base is in a concave shape with an upward opening, a vertical adjusting bolt is connected to the bottom of the base, the lower end of the vertical adjusting bolt penetrates through the lower steel base plate and is fixed on the lower steel base plate, a sliding plate is placed on the bottom surface in the base, a cushion block is placed on the sliding plate, at least one horizontal adjusting bolt is arranged on each side surface of the base, and the horizontal adjusting bolt penetrates through the side surface of the base and is fixed on the side surface of the base.

Furthermore, the assembled pier beam consolidation support comprises at least two support units, and a connecting system is connected between every two adjacent support units.

Furthermore, channel steel is selected for connection, and H-shaped steel is selected for the stand column.

Furthermore, the extending ends of the anchor bars are bent into an L shape.

Furthermore, HRB400 steel bars with the diameter of 33mm are selected as anchor bars.

Furthermore, the cushion block is a hollow cube welded by steel plates, and plain concrete is poured into the cushion block for filling.

Furthermore, when the steel beam is constructed, the cushion block and the steel beam stiffening plate on the steel beam are welded and fixed.

Furthermore, the sliding plate is made of a polytetrafluoroethylene plate.

Further, the thickness of the sliding plate is selected to be 3mm.

Furthermore, the vertical adjusting bolt and the horizontal adjusting bolt are 10.9-level high-strength bolts.

The utility model discloses beneficial effect who has:

the support has a simple structure, is convenient to install and use, and can reduce the construction difficulty compared with the prior art, thereby improving the safety during construction; this support is through twisting vertical adjusting bolt and horizontal adjusting bolt, but the accurate adjustment girder steel position, compares with prior art, and this support can improve girder steel section hoist and mount positioning accuracy to reduce the error, reduce in the follow-up construction because the girder steel section hoist and mount not at the harmful effects that the design position produced after fixed.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

Fig. 1 is a schematic elevation view of the assembled pier beam consolidation bracket of the present invention in a construction state;

FIG. 2 is a schematic view of the connection between the upright post and the embedded part of the assembled pier beam consolidation bracket of the present invention;

FIG. 3 is a schematic view of the connection between the upright post and the adjusting mechanism of the assembled pier-beam consolidation bracket of the present invention;

fig. 4 is a schematic side view of the fabricated pier beam consolidation bracket of the present invention in a construction state;

fig. 5 is a schematic view of the connection between the upright post and the connection system of the assembled pier beam consolidation bracket of the present invention.

Reference numerals:

1. anchoring ribs; 2. pre-burying a steel plate; 3. feeding a steel base plate; 4. a column; 5. a connecting system; 6. a steel base plate is arranged; 7. a vertical adjusting bolt; 8. a horizontal adjusting bolt; 9. a base; 10. cushion blocks; 11. a slide plate; 12. a connecting plate; 13. a connecting bolt; 14. a steel beam; 15. a steel beam stiffening plate; 16. a pier body.

Detailed Description

In order to make the technical solution of the present invention better understood, the technical solution of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts shall belong to the protection scope of the present invention.

It should be noted that the terms "first," "second," and the like in the description and claims of the present invention and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It should be understood that the data so used may be interchanged as appropriate in order to facilitate the embodiments of the invention described herein. Moreover, 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 invention, the terms "upper", "lower", "left", "right", "front", "rear", "top", "bottom", "inner", "outer", "middle", "vertical", "horizontal", "lateral", "longitudinal", and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings. These terms are used primarily to better describe the invention 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 meaning of these terms in the present invention 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 meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

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

As shown in figure 1, the utility model provides an assembled pier beam consolidation support, which comprises a support unit and a support unit, wherein the support unit comprises an anchor bar 1, a pre-buried steel plate 2, an upper steel backing plate 3 arranged on the pre-buried steel plate 2, a connecting end of the anchor bar 1 penetrates through the pre-buried steel plate 2 and the upper steel backing plate 3 and fixedly connects the two, and an upright post 4 is connected on the upper steel backing plate 3; as shown in fig. 3, the upper end of the upright post 4 is connected with a lower steel pad 6, a base 9 is arranged above the lower steel pad 6, the base 9 is concave with an upward opening, a vertical adjusting bolt 7 is welded at the bottom of the base 9 in a plug manner, the lower end of the vertical adjusting bolt 7 penetrates through the lower steel pad 6 and is fixed on the lower steel pad, a sliding plate 11 is placed on the inner bottom surface of the base 9, a cushion block 10 is placed on the sliding plate 11, at least one horizontal adjusting bolt 8 is arranged on each side surface of the base 9, and the horizontal adjusting bolt 8 penetrates through and is fixed on the side surface of the base 9; it should be noted that the base 9 can be driven to generate vertical displacement by screwing the vertical adjusting bolt 7, the base 9 drives the cushion block 10 to move, and the vertical elevation of the cushion block 10 is adjusted; the horizontal adjusting bolt 8 is screwed to drive the cushion block 10 to slide on the sliding plate 11, so that horizontal displacement is generated, and the horizontal position of the cushion block 10 is adjusted. Preferably, in order to ensure the strength, 10.9-level high-strength bolts are selected as the vertical adjusting bolts 7 and the horizontal adjusting bolts 8; preferably, to reduce the friction coefficient of the sliding plate 11 and ensure the strength, the sliding plate 11 is selected to be a 3mm teflon plate.

As shown in fig. 2, it is defined that one end of the anchor bar 1 extending into the pier body 16 is an extending end, and one end of the anchor bar 1 connected with the embedded steel plate 2 is a connecting end; for fixing the assembly type pier beam consolidation bracket, the connecting end of the anchor bar 1 is threaded, the connecting end of the anchor bar 1 penetrates through the embedded steel plate 2 and then is fixed into a whole through a nut, and then is poured into a whole together with the pier body 16; during the installing support, go up steel backing plate 3 and place on pre-buried steel sheet 2, steel backing plate 3 is passed to anchor bar 1 link, and rethread nut will go up steel backing plate 3 and be connected fixedly with pre-buried steel sheet 2, makes support and pier shaft 16 link into an integrated entity, and pier shaft 16 pours highly need be less than 14 bottom surfaces of girder steel design elevations, reserves the space for the support operation. Preferably, in order to ensure that the anchor bars 1 are firmly connected with the concrete pier body 16, the extending ends of the anchor bars 1 are bent into an L shape; preferably, in order to ensure the strength, the anchor bars 1 are HRB400 steel bars with the diameter of 33 mm.

As shown in fig. 1, in order to enable the bracket to adjust the position of the steel beam 14, the spacer block 10 is welded with the steel beam stiffening plate 15 into a whole, when the bracket adjusts the position of the spacer block 10, the spacer block 10 drives the steel beam 14 to move together, and the steel beam 14 is adjusted to a design position; as shown in fig. 3, the position of the cushion block 10 can be adjusted by screwing the vertical adjusting bolt 7 and the horizontal adjusting bolt 8, the cushion block 10 drives the steel beam 14, the position of the steel beam 14 is finely adjusted, and the installation precision of the steel beam 14 is improved; it should be noted that the cushion block 10 may be a solid steel block, and preferably, in order to ensure strength and save materials, the cushion block 10 is a hollow cube welded by steel plates, and the interior of the hollow cube is filled with plain concrete.

As shown in fig. 4, the fabricated pier beam consolidation support comprises at least two support units, and in order to ensure that the support does not deform during use, a connecting system 5 is connected between adjacent support units, so that the support units are connected into a whole, and the stability of the support is improved; as shown in fig. 5, after the connecting system 5 is fixedly connected with the connecting plate 12, the connecting plate 12 is fixedly connected with the upright post 4 through the connecting bolt 13, so that the connecting system 5 is firmly connected with the bracket unit; preferably, in order to make the assembly between the support units more convenient and faster and improve the construction efficiency, the upright column 4 is made of H-shaped steel, the connecting system 5 is made of channel steel, and the connecting system 5 is welded with the connecting plate 12, as shown in fig. 1, the connecting plate 12 is fixedly connected with the flange plate of the upright column 4 between the support units in the transverse bridge direction, and as shown in fig. 2, the connecting plate 12 is fixedly connected with the web plate of the upright column 4 between the support units in the longitudinal bridge direction.

The utility model discloses an installation and the use of assembled mound roof beam consolidation support in concrete construction can be:

firstly, erecting a pier body 16 template, threading a connecting end of an anchor bar 1, connecting the connecting end of the anchor bar 1 with a nut after penetrating through an embedded steel plate 2, connecting the connecting end of the anchor bar 1 into a whole, fixing the connecting end of the anchor bar 1 at a designed position, and then pouring concrete to the top surface elevation of the embedded steel plate 2, wherein the pouring height of the pier body 16 is required to be lower than the designed elevation of the bottom surface of a steel beam 14 of a consolidation section.

Secondly, assembling the main structure of the assembled pier beam consolidation support on the ground, welding the lower end of the upright post 4 with the upper steel backing plate 3, and welding the upper end of the upright post 4 with the lower steel backing plate 6; the base 9 is of a concave shape with an upward opening, a sliding plate 11 is placed on the inner bottom surface, a vertical adjusting bolt 7 is welded on the bottom of the base 9 through a through hole in a plug mode, holes are formed in four side surfaces of the base 9 and are threaded in the holes, and a horizontal adjusting bolt 8 is screwed into the base 9 through the side surface hole of the base 9; the lower steel backing plate 6 is firmly connected with the base 9 through the vertical adjusting bolt 7, so that the base 9 and the upright post 4 are connected into a whole to form a bracket unit; adjacent support units are connected into a whole through a connecting system 5, the stand column 4 is H-shaped steel, the connecting system 5 is a channel steel, the connecting system 5 is welded with a connecting plate 12 into a whole, the connecting plate 12 is fixedly connected with flange plates of the stand column 4 between the support units in the transverse bridge direction, and the connecting plate 12 is fixedly connected with webs of the stand column 4 between the support units in the longitudinal bridge direction. And after the assembly of the assembly type pier beam consolidation support is completed, the assembly type pier beam consolidation support is integrally hoisted to the pier top, the upper steel base plate 3 is placed on the embedded steel plates 2 corresponding to each other in position, and nuts are screwed on the connecting ends of the anchor bars 1 to be connected into a whole.

Finally, welding a cushion block 10 at the position of the steel beam stiffening plate 15 of the consolidation section, hoisting the steel beam 14 of the consolidation section to the bracket after the assembly type pier beam consolidation bracket is installed and fixed, and enabling the cushion block 10 at the bottom of the steel beam 14 to fall on a sliding plate 11 in the base 9; at the moment, the vertical coordinate of the steel beam 14 can be finely adjusted by screwing the vertical adjusting bolt 7, and the horizontal coordinate of the steel beam 14 can be finely adjusted by screwing the horizontal adjusting bolt 8; and after the steel beam 14 of the consolidation section reaches the design position, locking the vertical adjusting bolt 7 and the horizontal adjusting bolt 8, and pouring the remaining concrete of the pier body 16 to finish the pier beam consolidation construction.

The above description is merely illustrative of the invention and is provided to enable any person skilled in the art to make or use the invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. The utility model provides an assembled mound roof beam concreties support, includes support unit, its characterized in that: the support unit comprises anchor bars (1), an embedded steel plate (2) and an upper steel backing plate (3) placed on the embedded steel plate (2), wherein the connecting ends of the anchor bars (1) penetrate through the embedded steel plate (2) and the upper steel backing plate (3) and connect and fix the embedded steel plate (2) and the upper steel backing plate (3); the upper steel backing plate (3) is provided with an upright post (4), and the upper end of the upright post (4) is connected with a lower steel backing plate (6); lower steel backing plate (6) top is provided with base (9), base (9) are the ascending concave type of opening, perpendicular adjusting bolt (7) is connected to base (9) bottom, perpendicular adjusting bolt (7) lower extreme passes lower steel backing plate (6) and is fixed in on it, slide (11) have been placed on the bottom surface in base (9), cushion (10) have been placed on slide (11), at least, one horizontal adjusting bolt (8) have been arranged on each side of base (9), horizontal adjusting bolt (8) pass base (9) side and are fixed in on it.

2. The fabricated pier beam consolidation support of claim 1, wherein: the assembled pier beam consolidation support comprises at least two support units, and a connecting system (5) is connected between every two adjacent support units.

3. The fabricated pier beam consolidation support of claim 2, wherein: the connecting system (5) is made of channel steel, and the upright column (4) is made of H-shaped steel.

4. The fabricated pier beam consolidation support of any one of claims 1 to 2, wherein: the extending end of the anchor bar (1) is bent into an L shape.

5. The fabricated pier beam consolidation support of claim 4, wherein: the anchor bars (1) are HRB400 steel bars with the diameter of 33 mm.

6. The fabricated pier beam consolidation support of any one of claims 1 to 2, wherein: the cushion block (10) is a hollow cube welded by steel plates, and plain concrete is poured into the cushion block for filling.

7. The fabricated pier beam consolidation support of claim 6, wherein: when the steel beam (14) is constructed, the cushion block (10) and the steel beam stiffening plate (15) on the steel beam (14) are welded and fixed.

8. The fabricated pier beam consolidation support of any one of claims 1 to 2, wherein: the sliding plate (11) is made of a polytetrafluoroethylene plate.

9. The fabricated pier beam consolidation support of claim 8, wherein: the thickness of the sliding plate (11) is selected to be 3mm.

10. The fabricated pier beam consolidation support of any one of claims 1 to 2, wherein: the vertical adjusting bolt (7) and the horizontal adjusting bolt (8) are 10.9-level high-strength bolts.