CN209568361U - A bridge construction support bracket - Google Patents

Abstract

The utility model relates to the technical field of bridge construction equipment, in particular to a bridge construction support bracket, which includes a bridge support seat, an L-shaped steel frame, a buffer support column, a support bracket, a side clamping arm and a stretching rod. There are positioning blocks on both sides of the seat, the upper end of the positioning block is provided with an L-shaped steel frame, and the L-shaped steel frame is fixed and installed on the left and right sides of the bridge support seat through fixing bolts, and the outside of the L-shaped steel frame is provided with a support rod. The top of the L-shaped steel frame is equipped with multiple groups of buffer support columns at equal intervals, the upper and lower ends of the buffer support columns are provided with connecting plates, and the middle of the buffer support columns is provided with a spring, and the upper end of the buffer support columns is connected with a support bracket. The overall device is not easy to tilt during the bridge support process, which reduces the workload and cost of maintenance. It has a compact structure, fast installation speed, convenient disassembly, time-saving and labor-saving, and can realize the repeated use of the bracket, which has a certain promotion value.

Description

A bridge construction support bracket

technical field

The utility model relates to the technical field of bridge construction equipment, in particular to a bridge construction support bracket.

Background technique

With the continuous development of the social economy and the continuous improvement of the construction level, as well as the continuous increase of vehicles, large and small bridges have been built. In bridge construction and maintenance operations, support brackets are often used; traditional support frames are mostly It is made of steel pipes, such as scaffolding commonly used in construction. Due to the large number of pipe fittings in the scaffolding, it is difficult to build, the construction progress is slow, and a lot of manpower is required to complete the construction, which brings great difficulties to bridge construction and maintenance. Although in the current bridge construction, a large steel plate has been pre-embedded in the bridge pier, and after the triangular bracket is assembled and welded under the bridge, the single piece is hoisted in place and welded with the pre-embedded steel plate, and the triangular bracket During the welding process, the high-altitude vertical welding is difficult to guarantee the quality of the weld, and there are potential safety hazards; the welding seam is long, the high-altitude welding workload is heavy, and the bracket installation cycle is long; during the bracket support process, the positioning accuracy of the bridge is low, and when the bracket is tilted , the bridge is prone to deviation relative to the bracket, and gas welding is required to cut the bracket from the embedded steel plate during dismantling, which is difficult to remove, and the triangular bracket after gas welding and cutting is seriously damaged, so it is not suitable for multiple use, and the turnover is poor. The amount of investment in the frame is large; after the bracket is removed, it is difficult to dispose of the pre-embedded large steel plate, which affects the appearance quality of the pier. In addition, when this method is used for construction, the space under the bridge is occupied by the bracket, which constitutes a great obstacle to the traffic under the bridge. Therefore, A bridge construction support bracket is needed to improve the above problems.

Utility model content

The purpose of this utility model is to provide a bridge construction support bracket to solve the problems raised in the above-mentioned background technology.

In order to achieve the above object, the utility model provides the following technical solutions:

A support bracket for bridge construction, comprising a bridge support base, an L-shaped steel frame, a buffer support column, a support bracket, side clamping arms and a stretching rod, positioning blocks are arranged on both sides of the bridge support base, and the positioning block The upper end is provided with an L-shaped steel frame, and the L-shaped steel frame is fixedly installed on the left and right sides of the bridge support seat through fixing bolts. The outer side of the L-shaped steel frame is provided with support rods. A group of buffer support columns, the upper and lower ends of the buffer support column are provided with connecting plates, and the middle of the buffer support column is provided with a spring, the upper end of the buffer support column is connected with a support bracket, and the left and right sides of the support bracket are provided with block, and a through hole is provided at the central position of the support bracket, connecting steel plates are installed on the front and rear sides of the support bracket, sliders are provided on the left and right sides of the top of the support bracket, and the inside of the slider is installed There is a holding telescopic rod, the inner side of the holding telescopic rod is connected to the drive motor, the upper end of the slider is provided with a side clamping arm, the top of the side clamping arm is provided with an upper pressure plate, and the inner side of the side clamping arm is provided with a side clamping arm. platen.

Preferably, the support bracket is welded to the connecting steel plate.

Preferably, there are six groups of buffer support columns, and no three groups are equally spaced on the L-shaped steel frame.

Preferably, the drive motor is internally driven and connected to the holding telescopic rod.

Preferably, two groups are provided for the slider, the holding telescopic rod and the driving motor.

Preferably, the support bracket is provided with a slide groove corresponding to the slider.

Preferably, two sets of connecting steel plates are provided, and each set of connecting steel plates is fixed on the bridge support seat by four sets of fixing bolts.

Compared with the prior art, the beneficial effects of the utility model are:

1. In the utility model, through the buffer support column provided, when the support bracket is working and bears a large impact force, the buffer support column can play a role in relieving the force, thereby reducing a certain amount of load for the L-shaped steel frame. The impact force has greatly improved its safety factor.

2. In the utility model, since the supporting bracket adopts the connecting steel plate as the supporting point, and is auxiliary provided with fixing bolts to fix it, it can not only protect the supporting bracket well, but also has good turnover and can reduce the Bridge construction and maintenance costs.

3. In the utility model, the overall device is not easy to tilt during the bridge support process, which reduces the workload and cost of maintenance. It has a compact structure, fast installation speed, convenient disassembly, time-saving and labor-saving, and can realize the repeated use of the bracket. Certain promotional value.

Description of drawings

Fig. 1 is a schematic diagram of the overall structure of the utility model;

Fig. 2 is a structural schematic diagram of the buffer support column of the present invention;

Fig. 3 is a structural schematic diagram of the utility model support bracket;

In the figure: 1-bridge support seat, 2-positioning block, 3-L-shaped steel frame, 4-support rod, 5-fixing bolt, 6-buffer support column, 601-connecting plate, 602-spring, 7-support bracket Frame, 8-block, 9-slider, 10-side clamp arm, 11-upper platen, 12-side platen, 13-holding telescopic rod, 14-connecting steel plate, 15-drive motor, 16-through hole.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. For example, based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present invention.

Please refer to Figure 1-3, the utility model provides a technical solution:

A support bracket for bridge construction, comprising a bridge support base 1, an L-shaped steel frame 3, a buffer support column 6, a support bracket 7, side clamping arms 10, and a support telescopic rod 13, positioning blocks are arranged on both sides of the bridge support base 1 2. The upper end of the positioning block 2 is provided with an L-shaped steel frame 3, and the L-shaped steel frame 3 is fixedly installed on the left and right sides of the bridge support seat 1 through the fixing bolts 5. There are multiple sets of buffer support columns 6 installed at equal intervals on the top of the frame 3. Through the buffer support columns 6, when the support bracket 7 is working and bears a large impact force, the buffer support columns 6 can play a role in relieving the force. , thereby reducing a certain impact force to the L-shaped steel frame 3, and greatly improving its safety factor. There are six groups of buffer support columns 6, and no three groups are distributed on the L-shaped steel frame 3 at equal intervals. The upper and lower ends of the buffer support column 6 are provided with connecting plates 601, and the middle of the buffer support column 6 is provided with a spring 602, the upper end of the buffer support column 6 is connected with a support bracket 7, and the left and right sides of the support bracket 7 are provided with stop blocks 8, And support bracket 7 central positions are provided with through hole 16, and support bracket 7 front and back both sides are all equipped with connecting steel plate 14, and supporting bracket 7 is welded with connecting steel plate 14, and connecting steel plate 14 is provided with two groups, and each group The connecting steel plates 14 are all fixed on the bridge support seat 1 by four sets of fixing bolts 5, since the supporting bracket 7 uses the connecting steel plates 14 as the supporting point, and is auxiliary provided with fixing bolts 5 to fix it, so that not only can it be well protected The support bracket 7 has good turnover and can reduce bridge construction and maintenance costs well. The top left and right sides of the support bracket 7 are provided with sliders 9, and the inner side of the slider 9 is equipped with a telescopic rod 13 for supporting The bracket 7 is provided with a chute corresponding to the slider 9, the inner side of the holding telescopic rod 13 is connected to the driving motor 15, and the driving motor 15 is connected to the inside of the holding telescopic rod 13, and the upper end of the sliding block 9 is provided with a side clamping arm 10. The top of the side clamp arm 10 is provided with an upper pressure plate 11, and the inner side of the side clamp arm 10 is provided with a side pressure plate 12. The overall device is not easy to tilt during the bridge support process, which reduces the maintenance workload and cost, and has a compact structure. The installation speed is fast, the disassembly is convenient, time and effort are saved, and the bracket can be reused, which has certain promotional value.

The working process of the utility model: before use, the L-shaped steel frame 3 is fixedly installed on the left and right sides of the bridge support base 1 through the fixing bolts 5, and then the support bracket 7 is used as a support point through the connecting steel plate 14, and a fixed The bolt 5 fixes it, because the supporting bracket 7 uses the connecting steel plate 14 as a support point, and is auxiliary provided with a fixing bolt 5 to fix it, so that not only the supporting bracket 7 can be well protected until the overall device is stable Start to use, in the process of use, the expansion rod 13 and the slider 9 act on the driving motor 15 to drive the side clamping arm 10 to move towards the bridge support seat 1, so that the side clamping arm 10 clamps the bridge and passes through the upper platen 11 Compress the bridge, so as to realize the lateral fixation of the bridge. In addition, through the buffer support column 6, when the support bracket 7 is working, when the support bracket 7 bears a large impact force, the buffer support column 6 can play a role in relieving the force , so as to reduce a certain impact force for the L-shaped steel frame 3, so that its safety factor has been greatly improved. Fast, easy to disassemble, time-saving and labor-saving, can realize the repeated use of the bracket, and has a certain promotion value.

Although the embodiments of the present invention have been shown and described, those skilled in the art can understand that various changes and modifications can be made to these embodiments without departing from the principle and spirit of the present invention , replacements and modifications, the scope of the present utility model is defined by the appended claims and their equivalents.

Claims (7)

1. a kind of supporting bracket of bridge construction, including supporting bridge seat (1), L-type steel frame (3), cushioning supportive column (6), supporting bracket Frame (7), side clamp arm (10) and aid telescopic rod (13), it is characterised in that: supporting bridge seat (1) two sides are equipped with locating piece (2), locating piece (2) upper end is equipped with L-type steel frame (3), and L-type steel frame (3) is fixedly mounted on bridge by fixing bolt (5) At left and right sides of support base (1), support rod (4) are equipped on the outside of the L-type steel frame (3), L-type steel frame (3) top is equidistantly pacified Equipped with multiple groups cushioning supportive column (6), cushioning supportive column (6) upper and lower ends are equipped with connecting plate (601), and cushioning supportive column (6) middle is equipped with spring (602), and cushioning supportive column (6) upper end is connected with Support bracket (7), the Support bracket (7) The left and right sides is equipped with link stopper (8), and Support bracket (7) central position is equipped with through-hole (16), two before and after the Support bracket (7) Side is mounted on junction steel plate (14), is equipped with sliding block (9) at left and right sides of the top of the Support bracket (7), and sliding block (9) is interior Side is equipped with aid telescopic rod (13), is connected to driving motor (15) on the inside of the aid telescopic rod (13), the sliding block (9) Upper end be equipped with side clamp arm (10), the top of the side clamp arm (10) is equipped with top board (11), and sets on the inside of side clamp arm (10) There are side plate (12).

2. a kind of supporting bracket of bridge construction according to claim 1, it is characterised in that: the Support bracket (7) and company Steel plate (14) is connect mutually to weld.

3. a kind of supporting bracket of bridge construction according to claim 1, it is characterised in that: the cushioning supportive column (6) is altogether Equipped with six groups, and do not have three groups of equidistantly distributeds on L-type steel frame (3).

4. a kind of supporting bracket of bridge construction according to claim 1, it is characterised in that: the driving motor (15) with plus Hold the connection of telescopic rod (13) internal drive.

5. a kind of supporting bracket of bridge construction according to claim 1, it is characterised in that: the sliding block (9), aid are flexible Bar (13) and driving motor (15) are equipped with two groups.

6. a kind of supporting bracket of bridge construction according to claim 1, it is characterised in that: set on the Support bracket (7) There is sliding slot corresponding with sliding block (9).

7. a kind of supporting bracket of bridge construction according to claim 1, it is characterised in that: the junction steel plate (14) is equipped with Two groups, and every group of junction steel plate (14) is fixed on supporting bridge seat (1) by four groups of fixing bolts (5).