CN210238299U

CN210238299U - Support base for slide way beam

Info

Publication number: CN210238299U
Application number: CN201920612318.3U
Authority: CN
Inventors: Qintao Cao; 曹勤涛; Xue Wang; 王学; Ningbo Liu; 刘宁波; Keji Zhang; 张科技; Wuming Tang; 唐无名; Yidong Pan; 潘宜东
Original assignee: CCCC Second Harbor Engineering Co
Current assignee: CCCC Second Harbor Engineering Co
Priority date: 2019-04-29
Filing date: 2019-04-29
Publication date: 2020-04-03
Anticipated expiration: 2029-04-29

Abstract

The utility model relates to a civil engineering technical field specifically indicates a support base for slide roof beam. Comprises a triangular bent frame; the triangular bent frame comprises an upper bracket arranged along the horizontal direction and a lower bracket arranged along the vertical direction; the upper support and the lower support are vertically intersected to form a triangular support structure, and two upper supports which are oppositely arranged on two sides of the tower column are connected into a whole through a tension structure penetrating through the tower column. The utility model discloses an increase triangle framed bent and improve slide roof beam and column connection intensity, connect through finish rolling screw-thread steel and make column both sides triangle framed bent form a whole, increase support top tensile strength, reach tensile effect, compare construction methods such as few steel pipe support, full hall support, the construction of triangle framed bent is simpler, and through the mode that adopts pre-buried anchor bar, the effectual safe risk that has reduced, and easy operation, saving time limit for a project, construction progress has been accelerated greatly.

Description

Support base for slide way beam

Technical Field

The utility model relates to a civil engineering technical field specifically indicates a support base for slide roof beam.

Background

In the bridge construction process, the construction of the box girder generally adopts two methods of cast-in-place and prefabrication. When a zero number block is constructed near a tower column, the lower support of the zero number block usually adopts the structural forms of a few steel pipe support, a hoop, a full support, a tripod and the like. Like the chinese utility model patent of "a combination H shaped steel column bracket" of "CN 103103925A" name, this bracket includes main column, main column bottom both sides are equipped with two bases respectively, it has set firmly a combination H shaped steel stand respectively to the outside on four bases, the combination H shaped steel stand of per two is symmetrical for main column, the top of every combination H shaped steel stand is connected with the one end of a slide roof beam respectively, the other end of slide roof beam is placed on the buttress support that is located main column middle part. Two ends of the tower pier support are respectively provided with a tower pier shear support, one end of each of the two slideway beams is hinged with the top of a combined H-shaped steel upright post, and the other end of each of the two slideway beams is placed on the tower pier shear support and mutually connected through reinforcing steel bars in a pulling manner; one end of the slideway beam, which is arranged on the tower pier shear-resistant support, is connected with the opposite-pulling finish-rolling threaded steel bars in the preformed hole inside the tower pier support. As can be seen from the structural description, the bracket can solve the problems of unstable structure and poor safety of the traditional bracket. But this bracket structure is comparatively complicated, and the cost consumes great, has the poor problem of structural stability to the slide roof beam in addition with the buttress support junction, forms the hinge structure between slide roof beam and the buttress support, causes the damage of this junction easily in the use, influences whole bracket structure's security.

Disclosure of Invention

The utility model aims at solving the defects of the prior art and providing a support base for a slide beam.

The technical scheme of the utility model is that: a support base for a skid beam, comprising: comprises a triangular bent frame; the triangular bent frame comprises an upper bracket arranged along the horizontal direction and a lower bracket arranged along the vertical direction; the upper support and the lower support are vertically intersected to form a triangular support structure, and two upper supports which are oppositely arranged on two sides of the tower column are connected into a whole through a tension structure penetrating through the tower column.

The tensioning structure further comprises finish-rolled deformed steel bars which are arranged in the tower column in a penetrating mode; the finish-rolled deformed steel bar is arranged along the horizontal direction, and two ends of the finish-rolled deformed steel bar are respectively anchored on the two upper supports at two sides.

The tensioning structure further comprises an anchor plate positioned on the surface of the tower column; the anchor plate is a vertical plate-shaped structure anchored on the surface of the tower column through anchor bars, and the anchor plate is attached to the end part of the upper support.

Furthermore, an anchoring structure for tensioning and fixing the finish rolling deformed steel bars is arranged on the upper bracket.

The anchoring structure further comprises two first steel plates which are arranged at intervals along the vertical direction; one end of the first steel plate is vertically fixed on an end plate on one side of the upper support facing the tower column, and the other end of the first steel plate is provided with a second steel plate; and the second steel plate is provided with a first through hole for the finish rolling deformed steel bar to pass through.

A connecting steel plate is arranged between two groups of anchoring structures which are further arranged at intervals along the vertical direction; the connecting steel plate is vertically fixed at one end of the first steel plate, which is far away from the tower column; the second steel plate is fixed on one side, far away from the first steel plate, of the connecting steel plate, and the first through holes are overlapped with the second through holes in the connecting steel plate.

Further, the anchoring structures on the two sides of the upper support are arranged in a centrosymmetric mode.

The utility model has the advantages that: 1. the triangular bent frame structure is additionally arranged between the slide way beam and the tower column, so that the slide way beam can be supported, the shearing damage at the joint of the slide way beam and the tower column is avoided, and the tensile effect of the triangular bent frame and tower column connecting structure is improved by the arranged tension structure;

2. by arranging the triangular bent frames on the two sides of the finish-rolled deformed steel bar connecting tower column, the tensile effect of the connecting part of the triangular bent frames and the tower column is improved, and the connecting stability of the triangular bent frames and the tower column is improved;

3. the finish-rolled deformed steel bar is fixed by arranging the anchoring structure, so that the connection stability of the finish-rolled deformed steel bar is improved, and the anchoring mode of the utility model is simple and convenient to install;

4. through setting up multiunit anchor structure to with anchor structure symmetrical arrangement, make finish rolling screw-thread steel atress more stable, tensile effect is better.

The utility model discloses an increase triangle framed bent and improve slide roof beam and column connection intensity, connect through finish rolling screw-thread steel and make column both sides triangle framed bent form a whole, increase support top tensile strength, reach tensile effect, compare construction methods such as few steel pipe support, full hall support, the construction of triangle framed bent is simpler, and through the mode that adopts pre-buried anchor bar, the effectual safe risk that has reduced, and easy operation, saving time limit for a project, construction progress has been accelerated greatly.

Drawings

FIG. 1: the utility model discloses a schematic view of a connecting structure of a slideway beam and a triangular bent frame;

FIG. 2: the enlarged schematic diagram of part a of fig. 1 of the present invention;

FIG. 3: view 1-1 in fig. 2 of the present invention;

wherein: 1, mounting a bracket; 2, lower support; 3-finish rolling the deformed steel bar; 4-anchor plate; 5, anchor bars; 6-a first steel plate; 7-end plate; 8-a second steel plate; 9 — a first via; 10-connecting steel plates; 11-a skid beam; 12-column.

Detailed Description

The present invention will be described in further detail with reference to the following drawings and specific embodiments.

As shown in fig. 1 to 3, the support base of the present embodiment is used for supporting a sliding way beam 11, and includes a triangular bent frame, the triangular bent frame includes an upper support 1 arranged along a horizontal direction and a lower support 2 arranged along a vertical direction, the upper support 1 and the lower support 2 intersect perpendicularly to form a triangular support structure, and an inclined support structure is further disposed between the upper support 1 and the lower support 2. In fact, the upper bracket 1 of the present embodiment is a beam structure formed by two i-beams arranged in parallel. The end of the upper bracket 1 is provided with an end plate 7, and the end plate 7 is attached to the side of the tower column 12.

The two upper brackets 1 which are oppositely arranged on two sides of the tower column in the embodiment are connected into a whole through the tension structure penetrating through the tower column. As shown in fig. 1, the tension structure includes finish-rolled deformed steel bars 3 inserted into a tower column 12, a pipe structure is buried in the tower column 12, and the finish-rolled deformed steel bars 3 are inserted into the pipe. The finish-rolled deformed steel bar 3 is arranged along the horizontal direction, and two ends of the finish-rolled deformed steel bar are respectively anchored on the two upper brackets 1 at two sides. An anchor plate 4 is embedded in the surface of the tower column 12, the anchor plate 4 is of a vertical plate-shaped structure anchored on the surface of the tower column through anchor bars 5, and the anchor plate 4 is attached to the end portion of the upper support 1. I.e. the anchor plate 4 and the end plate 7 are attached together. And the finish-rolled deformed steel bar 3 passes through the anchor plate 4 and is fixedly connected with the upper bracket 1.

The slide way beam 11 is positioned on the upper support 1, the end plate 7 at the end part of the upper support 1 is attached and fixed on the anchor plate 4, the stress of the slide way beam 11 can be effectively transmitted to the tower column 12, and the stability of the connection structure of the slide way beam 11 and the tower column 12 is improved. The finish rolling deformed steel bar 3 connects the triangular bent frames on two sides of the tower column 12 into a whole, and the upper support 1 is provided with an anchoring structure for tensioning and fixing the finish rolling deformed steel bar 3.

As shown in fig. 2 to 3, the anchoring structure comprises two first steel plates 6 arranged at intervals along the vertical direction, one end of each first steel plate 6 is vertically fixed on an end plate 7 of the upper support 1 facing one side of the tower column, the other end of each first steel plate is provided with a second steel plate 8, and the second steel plate 8 is provided with a first through hole 9 for the finish rolling deformed steel bar 3 to pass through. Be provided with linking steel plate 10 between two sets of anchor structures along vertical interval arrangement, linking steel plate 10 is fixed in the one end that the king-post was kept away from to first steel sheet 6 along vertical, and second steel sheet 8 is fixed in linking steel plate 10 and is kept away from one side of first steel sheet 6, and first through-hole 9 coincides with the second through-hole on linking steel plate 10 (as shown in fig. 3, first through-hole 9 and second through-hole coincide).

In the embodiment, four sets of anchoring structures are arranged on the upper bracket 1, and as shown in fig. 3, the four sets of anchoring structures are arranged with the upper bracket 1 as a center.

In actual use, the specific installation method comprises the following steps:

1. processing structures such as triangular bent frames, anchor plates 4, anchor bars 5 and the like according to design requirements in a processing plant;

2. when the top of the tower column is constructed, embedding an anchor plate 4 and an anchor bar 5 according to requirements, and embedding a threaded steel sleeve;

3. mounting a triangular bent frame, and connecting the triangular bent frame with the embedded anchor plate 4;

4. and tensioning and fixing the finish rolling deformed steel bars 3 to be in a tensioned state, connecting the whole triangular bent frames into a whole, and starting the upper structure construction after the requirements are met.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. A support base for a skid beam, comprising: comprises a triangular bent frame; the triangular bent frame comprises an upper bracket (1) arranged along the horizontal direction and a lower bracket (2) arranged along the vertical direction; the upper support (1) and the lower support (2) are vertically intersected to form a triangular support structure, and the two upper supports (1) which are oppositely arranged on two sides of the tower column are connected into a whole through a tension structure penetrating through the tower column.

2. A support base for a skid beam as set forth in claim 1, wherein: the tensioning structure comprises finish-rolled deformed steel bars (3) which are arranged in the tower column in a penetrating mode; the finish-rolled deformed steel bar (3) is arranged along the horizontal direction, and two ends of the finish-rolled deformed steel bar are respectively anchored on the two upper supports (1) on two sides.

3. A support base for a skid beam as set forth in claim 2, wherein: the tensioning structure also comprises an anchor plate (4) positioned on the surface of the tower column; the anchor plate (4) is a vertical plate-shaped structure which is anchored on the surface of the tower column through anchor bars (5), and the anchor plate (4) is attached to the end part of the upper support (1).

4. A support base for a skid beam as defined in claim 2 or 3, wherein: and an anchoring structure for tensioning and fixing the finish rolling deformed steel bar (3) is arranged on the upper bracket (1).

5. A support base for a skid beam as set forth in claim 4, wherein: the anchoring structure comprises two first steel plates (6) which are arranged at intervals along the vertical direction; one end of the first steel plate (6) is vertically fixed on an end plate (7) on one side of the upper support (1) facing the tower column, and the other end of the first steel plate is provided with a second steel plate (8); and the second steel plate (8) is provided with a first through hole (9) for the finish rolling deformed steel bar (3) to pass through.

6. A support base for a skid beam as set forth in claim 5, wherein: connecting steel plates (10) are arranged between the two groups of anchoring structures which are arranged at intervals along the vertical direction; the connecting steel plate (10) is vertically fixed at one end of the first steel plate (6) far away from the tower column; the second steel plate (8) is fixed on one side, far away from the first steel plate (6), of the connecting steel plate (10), and the first through holes (9) are overlapped with the second through holes in the connecting steel plate (10).

7. A support base for a skid beam as set forth in claim 4, wherein: the anchoring structures on the two sides of the upper support (1) are arranged in a centrosymmetric mode with the upper support (1).