Bridge cover beam supporting device and construction method thereof

Abstract

The invention relates to a bridge cover beam supporting device and a construction method thereof.The bridge cover beam supporting device comprises an upper hoop, a lower hoop, a supporting beam, a bearing beam and a distribution beam, the upper hoop and the lower hoop are installed on a pier column in an up-down spaced mode, and the supporting beam is fixed in the interval between the upper hoop and the lower hoop; the bearing beam is installed on the upper hoop, and the distribution beam is installed on the bearing beam. According to the bridge cover beam supporting device, during cover beam construction, supporting is provided for formwork construction and installation and concrete pouring, meanwhile, an operation platform can be provided for construction workers, and it is guaranteed that cover beam construction operation is conducted smoothly. By means of the double-hoop structural form, all weights of the whole bent cap construction are supported, it is guaranteed that a reliable construction operation bearing system and platform are provided in the high-place operation process, the mounting and dismounting method is relatively simple, the input cost is low, and the safety of construction operators is guaranteed.

Description

Technical Field

[0001] The present invention relates to the technical field related to building construction, and in particular to a bridge cap beam supporting device and a construction method thereof. Background Art

[0002] Bridge construction is a high-risk job. When working at high altitude during bridge cap beam construction, a stable cap beam construction support structure is crucial. The support system not only provides support for the cap beam formwork and poured concrete, but more importantly, it ensures the safety of construction workers. Summary of the invention

[0003] In order to solve one or more technical problems existing in the prior art, the present invention provides a bridge cap beam supporting device and a construction method thereof.

[0004] The technical solution of the present invention to solve the above technical problems is as follows: a bridge cap beam support device, comprising an upper hoop, a lower hoop, a support beam, a load-bearing beam and a distribution beam, the upper hoop and the lower hoop are installed on the pier column with upper and lower intervals, a support beam is fixed in the interval between the upper hoop and the lower hoop, the load-bearing beam is installed on the upper hoop, and the distribution beam is installed on the load-bearing beam.

[0005] The beneficial effects of the present invention are as follows: a bridge cap beam support device of the present invention provides support for template installation and concrete pouring during cap beam construction, and can also provide a work platform for construction workers to ensure smooth construction of the cap beam. The present invention supports all the weight of the entire cap beam construction through a double hoop structure, ensuring a reliable construction load-bearing system and platform during high-altitude operations, and the installation and removal methods are relatively simple, with low investment costs, ensuring the safety of construction workers.

[0006] Based on the above technical solution, the present invention can also be improved as follows.

[0007] Furthermore, two parallel load-bearing beams are provided on the upper clamp, the two load-bearing beams are respectively arranged on both sides of the pier column, and the two load-bearing beams are tightened and fixed by tension rods.

[0008] The beneficial effect of adopting the above further solution is that by arranging load-bearing beams on both sides of the pier, a good supporting effect can be achieved for the cap beam.

[0009] Furthermore, the two load-bearing beams are respectively installed on the two groups of first corbel brackets of the upper hoop.

[0010] Furthermore, the distribution beams are multiple and arranged in parallel and at intervals, and the multiple distribution beams are vertically installed on the load-bearing beams.

[0011] The beneficial effect of adopting the above further solution is that by setting up multiple distribution beams, the supporting effect is good and the construction platform can be easily set up.

[0012] Furthermore, the two groups of first corbel brackets of the upper clamp and the two groups of second corbel brackets of the lower clamp are arranged one by one in upper and lower order, and a support beam is provided on both sides of each group of second corbel brackets of the lower clamp.

[0013] The beneficial effect of adopting the above further solution is that by arranging the first corbel bracket and the second corbel bracket correspondingly, it is convenient to set the support beam.

[0014] Furthermore, the support beam is arranged vertically, the upper end of the support beam is fixed by welding to the lower surface of the upper clamp, and the lower end of the support beam is fixed by welding to the upper surface of the lower clamp.

[0015] Furthermore, the middle area of ​​the area where the distribution beam is located is the cap beam construction area, and the surrounding area of ​​the area where the distribution beam is located is the annular operating platform area.

[0016] Furthermore, a construction platform is set up in the annular operating platform area.

[0017] Furthermore, it also includes a jack, which is arranged between the upper clamp and the lower clamp.

[0018] The beneficial effect of adopting the above further solution is that by setting a jack, the assembly error of the load-bearing beam can be easily adjusted.

[0019] A construction method of the bridge cap beam support device comprises the following steps:

[0020] S1, pre-assemble the first bracket of the upper clamp using the first fastener, and pre-assemble the second bracket of the lower clamp using the second fastener;

[0021] S2, lift the lower hoop, manually assist in positioning, install the lower hoop on the pier column, and tighten the lower hoop to make the lower hoop fit tightly with the pier column;

[0022] S3, after the lower hoop is installed, a jack is installed on the upper surface of the second bracket of the lower hoop;

[0023] S4, install the upper clamp in the same way as the lower clamp. After the upper clamp is installed, re-measure the top elevation of the upper clamp, use the jack to adjust the error, and after there is no error, set support beams on both sides of the jack, weld the upper and lower ends of the support beam to the upper clamp and the lower clamp respectively, and then unload the force with the jack;

[0024] S5. After the double clamps are installed, a load-bearing beam is set up on the first corbel bracket of the upper clamp, and then a distribution beam is installed on the load-bearing beam, and a construction platform is set up on the distribution beam.

[0025] The beneficial effects of the present invention are as follows: the construction method of the present invention applies the double hoop method to the cap beam construction support process, which will greatly improve the safety guarantee of the cap beam construction, and at the same time take into account the simple construction and easy-to-operate construction process. At the same time, the use of the cap beam support device can effectively speed up the construction speed, reduce safety hazards, improve work efficiency, and the turnover function can also save costs to a certain extent. BRIEF DESCRIPTION OF THE DRAWINGS

[0026] Figure 1 This is a schematic diagram of the main structure of the bridge cap beam support device of the present invention;

[0027] Figure 2 It is a side structural schematic diagram of the bridge cap beam supporting device of the present invention;

[0028] Figure 3 It is a schematic diagram of the top view of the structure of the bridge cap beam support device of the present invention;

[0029] Figure 4 for Figure 3 A magnified schematic diagram of the middle part of the structure.

[0030] In the accompanying drawings, the components represented by the reference numerals are listed as follows:

[0031] 1. Upper clamp; 11. First corbel bracket; 12. First fastener; 2. Lower clamp; 21. Second corbel bracket; 22. Second fastener; 3. Support beam; 4. Load-bearing beam; 41. Tie rod; 5. Distribution beam; 6. Pier column; 7. Cap beam; 8. Triangular bracket; 9. Construction platform; 10. Jack. DETAILED DESCRIPTION

[0032] The principles and features of the present invention are described below in conjunction with the accompanying drawings. The examples given are only used to explain the present invention and are not used to limit the scope of the present invention.

[0033] like Figure 1 to Figure 4 As shown, a bridge cap beam supporting device of this embodiment includes an upper hoop 1, a lower hoop 2, a supporting beam 3, a load-bearing beam 4 and a distribution beam 5. The upper hoop 1 and the lower hoop 2 are installed on the pier 6 with upper and lower intervals. The supporting beam 3 is fixed in the interval between the upper hoop 1 and the lower hoop 2. The load-bearing beam 4 is installed on the upper hoop 1, and the distribution beam 5 is installed on the load-bearing beam 4.

[0034] like Figure 1 to Figure 4As shown, the upper hoop 1 of this embodiment is provided with two parallel load-bearing beams 4, which are respectively arranged on both sides of the pier 6, and the two load-bearing beams 4 are tightened and fixed by a pair of tie rods 41. By arranging the load-bearing beams on both sides of the pier, a good supporting effect can be achieved for the cap beam.

[0035] like Figure 1 to Figure 4 As shown, the two load-bearing beams 4 of this embodiment are respectively installed on the two groups of first corbel brackets 11 of the upper hoop 1.

[0036] like Figure 1 and Figure 3 As shown, the distribution beams 5 of this embodiment are multiple and arranged in parallel and spaced apart, and the multiple distribution beams 5 are vertically installed on the load-bearing beam 4. By setting multiple distribution beams, the supporting effect is good, and the construction platform 9 can be conveniently set.

[0037] like Figure 1 to Figure 4 As shown, in this embodiment, the two groups of first corbel brackets 11 of the upper hoop 1 and the two groups of second corbel brackets 21 of the lower hoop 2 are arranged one by one, and a support beam 3 is provided on both sides of each group of second corbel brackets 21 of the lower hoop 2. By arranging the first corbel brackets and the second corbel brackets in correspondence, it is convenient to set the support beam.

[0038] Specifically, the two groups of first brackets 11 of the upper hoop 1 are fastened and connected by a first fastener 12. The two groups of second brackets 21 of the lower hoop 2 are fastened and connected by a second fastener 22. The first fastener 12 and the second fastener 22 can be connected by a nut and a bolt.

[0039] like Figure 1 , Figure 3 and Figure 4 As shown, the support beam 3 of this embodiment is arranged vertically, the upper end of the support beam 3 is welded and fixed to the lower surface of the upper clamp 1, and the lower end of the support beam 3 is welded and fixed to the upper surface of the lower clamp 2.

[0040] In this embodiment, a triangular bracket 8 may also be provided on the distribution beam 5 for constructing the cap beam 7 .

[0041] like Figure 1 to Figure 3 As shown, in this embodiment, the middle area of ​​the area where the distribution beam 5 is located is the cap beam construction area, and the surrounding area of ​​the area where the distribution beam 5 is located is the annular operating platform area.

[0042] like Figure 1 to Figure 3 As shown, a construction platform 9 is set up in the annular operating platform area of ​​this embodiment.

[0043] like Figure 1 to Figure 4As shown, the bridge cap beam supporting device of this embodiment further includes a jack 10, and the jack 10 is arranged between the upper hoop 1 and the lower hoop 2. By arranging the jack, it is convenient to adjust the assembly error of the load-bearing beam.

[0044] The support beam 3, the load-bearing beam 4 and the distribution beam 5 of this embodiment can all be made of I-beams.

[0045] A bridge cap beam support device of this embodiment provides support for template installation and concrete pouring during cap beam construction, and can also provide a work platform for construction workers to ensure smooth construction of the cap beam. This embodiment supports all the weight of the entire cap beam construction through a double hoop structure, ensuring a reliable construction load-bearing system and platform during high-altitude operations, and the installation and removal methods are relatively simple, with low investment costs, ensuring the safety of construction workers.

[0046] This embodiment also provides a construction method of the bridge cap beam support device, comprising the following steps:

[0047] S1, pre-assemble the first bracket 11 of the upper clamp 1 with the first fastener 12, and pre-assemble the second bracket 21 of the lower clamp 2 with the second fastener 22;

[0048] Specifically, the nut can be screwed to the extent that the outer rim of the nut can be seen to be flush with the bolt.

[0049] S2, lifting the lower hoop 2, manually assisting the positioning, after accurate positioning, installing the lower hoop 2 on the pier column 6, and tightening the lower hoop 2 so that the lower hoop 2 and the pier column 6 are tightly fitted;

[0050] Use a torque wrench to apply pre-tension to each high-strength bolt. That is, tighten the bolts on each side to a similar degree. It is necessary to ensure that each bolt is evenly stressed and reaches the designed tensile strength, and ensure that there is sufficient and uniform friction between the clamp and the pier column; then observe the joint surface of the clamp and the pier column to ensure that the clamp and the pier column fit tightly, and also pay attention to the conditions of each plate surface and weld of the clamp to observe whether there is deformation or cracking; after installation, use a digital torque wrench to test the torque of the bolts, and re-tighten them if they do not meet the requirements.

[0051] S3, after the lower hoop 2 is installed, the jack 10 is installed on the upper surface of the second bracket 21 of the lower hoop 2;

[0052] S4, install the upper clamp 1 in the same way as the lower clamp 2. After the upper clamp 1 is installed, re-measure the top elevation of the upper clamp 1, use the jack 10 to adjust the error, and after there is no error, set the support beam 3 on both sides of the jack 10, weld the upper and lower ends of the support beam 3 to the upper clamp 1 and the lower clamp 2 respectively, and then unload the force of the jack 10;

[0053] S5, after the installation of the double hoop is completed, the load-bearing beam 4 is set up on the first corbel bracket 11 of the upper hoop 1, and then the distribution beam 5 is installed on the load-bearing beam 4, and a construction platform 9 is set up on the distribution beam 5, and a dense mesh can be hung on the construction platform.

[0054] The construction method of this embodiment applies the double hoop method to the cap beam construction support process, which will greatly improve the safety guarantee of the cap beam construction, and at the same time take into account the simple construction and easy-to-operate construction process. At the same time, the use of this cap beam support device can effectively speed up the construction speed, reduce safety hazards, improve work efficiency, and the turnover function can also save costs to a certain extent.

[0055] In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise", "axial", "radial", "circumferential" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as limiting the present invention.

[0056] In addition, the terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" and "second" may explicitly or implicitly include at least one of the features. In the description of the present invention, the meaning of "plurality" is at least two, such as two, three, etc., unless otherwise clearly and specifically defined.

[0057] In the present invention, unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", "fixed" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements, unless otherwise clearly defined. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0058] In the present invention, unless otherwise clearly specified and limited, a first feature being "above" or "below" a second feature may mean that the first and second features are in direct contact, or the first and second features are in indirect contact through an intermediate medium. Moreover, a first feature being "above", "above" or "above" a second feature may mean that the first feature is directly above or obliquely above the second feature, or simply means that the first feature is higher in level than the second feature. A first feature being "below", "below" or "below" a second feature may mean that the first feature is directly below or obliquely below the second feature, or simply means that the first feature is lower in level than the second feature.

[0059] In the description of this specification, the description with reference to the terms "one embodiment", "some embodiments", "example", "specific example", or "some examples" etc. means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the present invention. In this specification, the schematic representations of the above terms do not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described may be combined in any one or more embodiments or examples in a suitable manner. In addition, those skilled in the art may combine and combine the different embodiments or examples described in this specification and the features of the different embodiments or examples, without contradiction.

[0060] Although the embodiments of the present invention have been shown and described above, it is to be understood that the above embodiments are exemplary and are not to be construed as limitations of the present invention. A person skilled in the art may change, modify, replace and vary the above embodiments within the scope of the present invention.

Claims

1. A bridge cap beam support device, characterized in that: It includes an upper hoop, a lower hoop, a support beam, a load-bearing beam and a distribution beam. The upper hoop and the lower hoop are installed on the pier column with upper and lower intervals. A support beam is fixed in the interval between the upper hoop and the lower hoop. The load-bearing beam is installed on the upper hoop, and the distribution beam is installed on the load-bearing beam.

2. A bridge cap beam support device according to claim 1, characterized in that: The upper hoop is provided with two parallel load-bearing beams, which are arranged on both sides of the pier column respectively, and the two load-bearing beams are tightened and fixed by tension rods.

3. A bridge cap beam support device according to claim 2, characterized in that: The two load-bearing beams are respectively mounted on two groups of first corbel brackets of the upper hoop.

4. A bridge cap beam support device according to claim 2, characterized in that: The distribution beams are multiple and arranged in parallel and spaced apart, and the multiple distribution beams are vertically installed on the load-bearing beams.

5. A bridge cap beam support device according to claim 1, characterized in that: The two groups of first corbel brackets of the upper clamp and the two groups of second corbel brackets of the lower clamp are arranged one by one in the upper and lower directions, and a support beam is respectively provided on both sides of each group of second corbel brackets of the lower clamp.

6. A bridge cap beam support device according to claim 1, characterized in that: The support beam is arranged vertically, the upper end of the support beam is fixedly welded to the lower surface of the upper clamp, and the lower end of the support beam is fixedly welded to the upper surface of the lower clamp.

7. A bridge cap beam support device according to claim 1, characterized in that: The middle area of ​​the area where the distribution beam is located is the cap beam construction area, and the surrounding area of ​​the area where the distribution beam is located is the annular operating platform area.

8. A bridge cap beam supporting device according to claim 7, characterized in that: A construction platform is set up in the annular operating platform area.

9. A bridge cap beam support device according to claim 1, characterized in that: The utility model also comprises a jack, and the jack is arranged between the upper hoop and the lower hoop.

10. A construction method for the bridge cap beam support device according to any one of claims 1 to 9, characterized in that: The following steps are involved: S1, pre-assemble the first bracket of the upper clamp using the first fastener, and pre-assemble the second bracket of the lower clamp using the second fastener; S2, lift the lower hoop, manually assist in positioning, install the lower hoop on the pier column, and tighten the lower hoop to make the lower hoop fit tightly with the pier column; S3, after the lower hoop is installed, a jack is installed on the upper surface of the second bracket of the lower hoop; S4, install the upper clamp in the same way as the lower clamp. After the upper clamp is installed, re-measure the top elevation of the upper clamp, use the jack to adjust the error, and after there is no error, set support beams on both sides of the jack, weld the upper and lower ends of the support beam to the upper clamp and the lower clamp respectively, and then unload the force with the jack; S5. After the double clamps are installed, a load-bearing beam is set up on the first corbel bracket of the upper clamp, and then a distribution beam is installed on the load-bearing beam, and a construction platform is set up on the distribution beam.

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