CN207073074U - A kind of box-like bracket of Hanging Basket assisted group - Google Patents

Abstract

An auxiliary combined bracket for a hanging basket, comprising a supporting part and a hanging basket, wherein the supporting part is fixed on a bridge pier, and the hanging basket is fixedly connected above the supporting part, and the supporting part includes a pier embedded part, a triangular bracket, a transverse distribution beam, Longitudinal top girder and jacking, in which the embedded parts of the pier are fixedly connected with the pier, the triangular bracket is hinged on the embedded part of the pier, the longitudinal top girder is set at the bottom of the bridge plate, and the vertical top girder and the triangular bracket are evenly distributed There are multiple sets of jacking brackets and horizontal distribution beams installed; the jacking brackets include upper buckle plates, lower buckle plates, bolt rods and adjusting nuts, wherein the bottom of the bolt rods is installed in the triangular bracket, and the top of the bolt rods is provided for supporting the longitudinal top beam. The middle part of the bolt rod is equipped with adjusting nuts, upper gussets, transverse distribution beams and lower gussets in sequence from top to bottom. This support device is especially suitable for bridges with large spans, deep offshore operations, and complex geological conditions on the seabed. and other construction conditions, which solves the problems such as the limitation of construction operation conditions in conventional construction.

Description

A hanging basket auxiliary combined bracket

technical field

The utility model belongs to the technical field of bridge engineering construction, in particular to an auxiliary combined bracket for a hanging basket.

Background technique

At present, the construction method of cast-in-place steel pipe supports is usually used for the construction of bridge slabs on land bridges. This method has the advantages of strong stability and low cost. However, the construction bracket used in this method is a continuous beam structure. When the construction conditions are large or unsuitable for building steel pipe supports, the construction cost will increase sharply, especially in the construction process of offshore bridges. The pouring construction method has the disadvantages of extremely high cost, difficult construction and difficulty in guaranteeing the construction period.

Through the search of public patents, it is found that there are many patents related to the construction brackets of bridge engineering construction. The following are two public patent documents related to this application. The comparison of structures can fully reflect the creativity of the utility model application:

A bridge construction support bracket (CN201620638670.0) discloses a bridge construction support bracket, including side clamping arms, piston rods, brackets and clamping telescopic rods, the middle part above the bracket is connected to the bridge support seat, and the bridge support seat There is a clamping telescopic rod on both sides respectively, and the ends of the two clamping telescopic rods are connected with sliders. There is a male tenon on the top of the slider, and the male tenon is connected to the female tenon. The female tenon is set at the bottom of the side clamp arm. The upper end of the side clamping arm is equipped with an upper pressure plate, and the inner side of the side clamping arm is equipped with a side pressure plate. The pump, the bridge construction support bracket, has the advantages of convenient lifting of the height of the bracket, strong load-bearing capacity, increased stability of the bracket, etc., realizes lateral fixation of the bridge, reduces maintenance workload and costs, and can realize bracket of repeated use.

Large-span continuous beam deep-water bridge pier top bracket preloading construction structure (CN201620972437.6) discloses a long-span continuous beam deep-water bridge pier top bracket preloading construction structure, including the pier top bracket fixed on the deep-water bridge pier, A preloading structure for preloading the pier top bracket from top to bottom and a deformation monitoring device for monitoring the deformation of the pier top bracket during the preloading process, the preloading structure is placed horizontally on the pier top bracket; The pier top bracket includes a lower support structure fixedly installed on the top of the deep-water pier and an upper support frame supported on the lower support structure. The lower support structure includes two sets of triangular brackets symmetrically arranged on the front and rear sides of the top of the deep-water pier; the deformation monitoring device It includes a main control device and a plurality of displacement detection units connected with the main control device. The utility model has the advantages of simple structure, reasonable design, convenient construction and good use effect. The pier top bracket adopted can be simply and reliably fixedly installed on the pier top of deep-water bridges, and can easily and quickly complete the preloading process of the pier top bracket.

To sum up, the above references are different from the application of the utility model in terms of the structure, function, and usage of the support device, so the novelty and inventiveness of the utility model can be verified.

Contents of the invention

The purpose of this utility model is to provide a hanging basket auxiliary combined bracket, which is especially suitable for construction conditions such as large-span bridge construction, large offshore operation depth and complex geological conditions on the seabed, etc., and solves the problems caused by conventional construction brackets. The characteristics of the continuous beam structure and the limitations brought about by the construction conditions.

An auxiliary combined bracket for a hanging basket, comprising a supporting part and a hanging basket, wherein the supporting part is fixed on a bridge pier, the hanging basket is fixedly connected above the supporting part, and the gap between the hanging basket and the supporting part is used to build a bridge deck, so The supporting part includes the embedded parts of the pier, the triangular bracket, the horizontal distribution beam, the longitudinal top beam and the jacking bracket, wherein the embedded part of the pier is fixedly connected with the pier, the triangular bracket is hinged on the embedded part of the pier, and the vertical top beam is set At the bottom of the bridge deck, multiple sets of jacking brackets and horizontal distribution beams are evenly distributed between the longitudinal jacking beam and the triangular bracket.

Moreover, the jacking bracket includes an upper buckle plate, a lower buckle plate, a bolt rod and an adjusting nut, wherein the bottom of the bolt rod is mounted in a triangular bracket, the top of the bolt rod is provided with a longitudinal top plate for supporting the longitudinal top beam, and the middle part of the bolt rod is From top to bottom, the adjusting nut, the upper gusset, the transverse distribution beam and the lower gusset are installed sequentially.

Moreover, both the upper pinch plate and the middle part of the lower pinch plate are provided with threaded holes, and the pitch of the threaded holes matches the pitch of the threaded rod.

Moreover, a plurality of blind holes are uniformly arranged on the top of the triangular bracket, and the bottom of the bolt rod is inserted into the blind holes, and is coaxially limited by the walls of the blind holes.

Moreover, the triangular bracket is fixedly connected to the hanging basket through the front strap of the hanging basket.

Advantage and economic effect of the present utility model are:

1. The support device of the present utility model adopts the method of segmented fixed triangular bracket support, and only needs to build an opposite support device between two adjacent piers when the bridge is built, so as to solve the problem of continuous support in the traditional technology. The increase in construction cost caused by the beam structure, the difficulty of construction and the inability to guarantee the construction period and other issues.

2. The bracket of the utility model is supported by threaded rods, and the combined support mode of the adjusting nut and the upper and lower pinch plates clamping the horizontal distribution beam effectively improves the stability and pressure resistance of the overall support device. At the same time, the bridge plate is used The vertical top beam is set at the bottom and the vertical top plate is set on the top of the threaded rod to realize the horizontal and vertical multi-layer support between the tripod bracket and the bridge plate. In addition, the longitudinal top plate and the longitudinal top beam cooperate with the limit to prevent the threaded rod Rotational offset, further improving support stability.

3. The threaded rod and the tripod bracket of the utility model adopt a blind hole coaxial limit connection mode for movable installation, which is convenient for rotating the adjustment nut, thereby adjusting the support height of the jacking bracket.

4. The top of the triangular support bracket of the utility model is connected to the hanging basket through the front strap of the hanging basket, and the triangular bracket and the hanging basket of different lengths can be selected according to bridges with different spans, that is, different bridge pier spacings, which can meet the requirements of bridge spans in offshore operations. Side pouring and closing construction work requirements.

Description of drawings

Fig. 1 is the construction schematic diagram of the utility model;

Fig. 2 is the enlarged view of the support part of the utility model;

Fig. 3 is the right view of Fig. 1;

Fig. 4 is the front view of the bracket of the utility model;

FIG. 5 is a side view of FIG. 4 .

In the figure: 1-bridge pier; 2-embedded parts of bridge pier; 3-triangular bracket; 4-horizontal distribution beam; - longitudinal top plate; 10 - adjusting nut; 11 - upper pinch plate; 12 - bolt rod; 13 - lower pinch plate; 14 - blind hole.

Detailed ways

In order to further understand the content, features and effects of the present utility model, the following examples are exemplified, and detailed descriptions are as follows in conjunction with the accompanying drawings. It should be noted that this embodiment is descriptive, not restrictive, and the protection scope of the present utility model cannot be limited thereby.

A hanging basket auxiliary combined bracket, including a support part and a hanging basket 8, wherein the support part is fixed on the pier 1, the hanging basket is fixedly connected above the supporting part, and the gap between the hanging basket and the supporting part is used to build the bridge deck , the support part includes the pier embedded part 2, the triangular bracket 3, the transverse distribution beam 4, the longitudinal top beam and the jacking 6, wherein the pier embedded part is fixedly connected with the pier, and the triangular bracket is hinged on the pier embedded part On the top, the longitudinal top beam is set at the bottom of the bridge deck, and multiple sets of jacking brackets and horizontal distribution beams are evenly distributed between the longitudinal top beam and the triangular bracket; the jacking brackets include upper buckle plate 11, lower buckle plate 13, bolts Rod 12 and adjusting nut 10, wherein the bottom of the bolt rod is mounted in the triangular bracket, the top of the bolt rod is provided with a longitudinal top plate 9 for supporting the longitudinal top beam, and the middle part of the bolt rod is sequentially worn with adjusting nuts and buckles from top to bottom. Plate, transverse distribution beam and lower gusset plate.

Both the upper pinch plate and the middle part of the lower pinch plate are provided with threaded holes, and the pitch of the threaded holes matches the pitch of the threaded rod.

A plurality of blind holes are evenly distributed on the top of the triangular bracket, and the bottom of the bolt rod is mounted in the blind hole 14, and is coaxially limited by the walls of the blind holes.

The triangular bracket and the hanging basket are fixedly connected by the front hanging belt of the hanging basket.

In order to more clearly describe the use method and function of the utility model, the construction process of the utility model is provided below:

1. First, fix the embedded parts of the pier to the steel bars of the pier according to the design drawings before pouring the concrete of the pier;

2. Install the triangular bracket after the concrete strength of the pier meets the design requirements, and move the hanging basket forward to the corresponding working position at the end of the triangular bracket, so that the front end of the triangular bracket is supported on the front sling of the hanging basket;

3. Lay the horizontal distribution beams, jacking brackets, square timber, bottom formwork, edge protection and other components on the triangular bracket. After the installation is completed, carry out the preloading test of the triangular bracket; The elevation of the bottom of the board), and further adjust the adjusting nut of the jacking bracket to ensure that the support heights of multiple jacking brackets on each triangular bracket are the same;

4. Then install side forms, bind steel bars, pre-embed prestressed pipes, pour concrete and other related processes, and finally complete the cast-in-situ construction of the straight line section of the side span;

5. After the concrete strength of the straight section of the side span meets the design requirements, the formwork is removed, and the hanging basket continues to move forward to the corresponding position for the construction of the closing section. The construction process of the closing section is the same as that of the straight section of the side span.

It should be understood that those skilled in the art can make improvements or changes based on the above description, and all these improvements and changes should belong to the protection scope of the appended claims of the present utility model.

Claims (5)

1. A hanging basket auxiliary combined bracket, comprising a support part and a hanging basket, wherein the support part is fixed on the pier, the hanging basket is fixedly connected above the supporting part, and the gap between the hanging basket and the supporting part is used to build the bridge deck , it is characterized in that: the support part includes a bridge pier embedded part, a triangular bracket, a transverse distribution beam, a longitudinal top beam and a jacking bracket, wherein the bridge pier embedded part is fixedly connected to the bridge pier, and the triangular bracket is hinged on the bridge pier embedded part Above, the longitudinal top beam is set at the bottom of the bridge deck, and multiple sets of jacking brackets and horizontal distribution beams are evenly distributed between the longitudinal top beam and the triangular bracket. 2. A hanging basket auxiliary combined bracket according to claim 1, characterized in that: the jacking bracket includes an upper buckle plate, a lower buckle plate, a bolt rod and an adjusting nut, wherein the bottom of the bolt rod is mounted on the triangle In the bracket, the top of the bolt rod is provided with a longitudinal top plate for supporting the longitudinal top beam, and the middle part of the bolt rod is equipped with an adjusting nut, an upper gusset, a transverse distribution beam and a lower gusset in sequence from top to bottom. 3. A hanging basket auxiliary combined bracket according to claim 1, characterized in that: a plurality of blind holes are evenly distributed on the top of the triangular bracket, and the bottom of the bolt rod is installed in the blind hole, and the blind hole Hole wall coaxial limit. 4. A hanging basket auxiliary combined bracket according to claim 1, wherein the triangular bracket is fixedly connected to the hanging basket through the front strap of the hanging basket. 5. A hanging basket auxiliary combined bracket according to claim 2, characterized in that: the middle parts of the upper buckle plate and the lower buckle plate are provided with threaded holes, and the pitch of the threaded holes is the same as that of the threaded rod. adaptation.