Steel trestle steel pipe pile construction guide frame

Abstract

The utility model provides a steel trestle steel pipe pile construction guide frame which comprises two or more Bailey beam structures, and the left side end of each Bailey beam structure is fixedly connected with a constructed steel trestle structure. Each bailey beam structure comprises two bailey beams arranged in parallel, a temporary steel pipe pile is arranged between the right side ends of the two bailey beams, a supporting piece is fixedly arranged on the upper portion of the side wall of the temporary steel pipe pile, a first connecting beam is fixedly arranged at the top end of the supporting piece, and the top end of the first connecting beam is fixedly connected with the bottom end of the corresponding bailey beam structure. A guide frame used for assisting in steel pipe pile fixing construction is fixedly arranged in the middle of the top ends of the two or more bailey beam structures. According to the utility model, the construction safety and construction quality of the steel pipe pile of the steel trestle are improved.

Description

Technical Field

[0001] The utility model relates to the technical field of bridge engineering, in particular to a construction guiding frame for steel pipe piles of a steel trestle bridge. Background Art

[0002] When constructing steel pipe piles of a steel trestle bridge, generally, a cantilever frame guiding frame is used for the insertion and driving limit control of steel pipe piles. Since the construction of steel pipe piles is a cantilever operation, safety accidents are likely to occur during cantilever operation, and the operation safety needs to be improved. At the same time, due to the poor stability of the cantilever frame guiding frame, the guiding frame is easily deformed under the influence of external load, thereby affecting the construction accuracy of steel pipe piles, and the construction quality of steel pipe piles needs to be improved. Content of the Utility Model

[0003] The purpose of the utility model is to provide a construction guiding frame for steel pipe piles of a steel trestle bridge, so as to improve the construction safety and construction quality of steel pipe piles of a steel trestle bridge.

[0004] In order to achieve the above purpose, the technical solution adopted by the utility model is: a construction guiding frame for steel pipe piles of a steel trestle bridge, which includes two or more Bailey beam structures, and the left ends of each Bailey beam structure are fixedly connected to the completed steel trestle bridge structure; its structural feature is that the Bailey beam structure includes two parallel Bailey beams, a temporary steel pipe pile is arranged between the right ends of the two Bailey beams, a support is fixedly arranged on the upper part of the side wall of the temporary steel pipe pile, a first connecting beam is fixedly arranged at the top of the support, and the top of the first connecting beam is fixedly connected to the bottom end of the corresponding Bailey beam structure;

[0005] A guiding frame for assisting in fixing the construction of steel pipe piles is fixedly arranged in the middle of the tops of two or more Bailey beam structures.

[0006] The above-mentioned construction guiding frame for steel pipe piles of a steel trestle bridge arranges the Bailey beam structure into two parallel Bailey beams, a temporary steel pipe pile is arranged between the right ends of the two Bailey beams, a support is fixedly arranged on the upper part of the side wall of the temporary steel pipe pile, a first connecting beam is fixedly arranged at the top of the support, and the top of the first connecting beam is fixedly connected to the bottom end of the corresponding Bailey beam structure. Therefore, the Bailey beam structure and the temporary steel pipe pile are fixedly connected to form a whole, greatly improving the stiffness and stability of the Bailey beam structure, and improving the construction safety and construction quality of steel pipe piles.

[0007] Further, the above-mentioned support is fixedly arranged on the upper part of the left side wall and / or the upper part of the right side wall of the temporary steel pipe pile.

[0008] Further, the first connecting beam is perpendicular to each Bailey beam structure, and the top of the first connecting beam is fixedly connected to the bottom end of each Bailey beam structure.

[0009] Further, a plurality of connecting pieces are fixedly arranged between the temporary steel pipe pile and the corresponding first connecting beam.

[0010] Further, the connecting member is a connecting steel plate.

[0011] Further, the guiding frame includes two second connecting beams fixedly arranged at the middle part of the tops of two or more Bailey beam structures, and the second connecting beams are perpendicular to each Bailey beam structure; two groups or more groups of connecting beam structures are fixedly arranged at the tops of the two second connecting beams, and the connecting beam structure includes two third connecting beams arranged in parallel, the third connecting beams are perpendicular to the second connecting beams, and a guiding hole for assisting in fixing the construction of the steel pipe piles is formed between the two third connecting beams.

[0012] Further, the second connecting beam is a double - spliced I - beam.

[0013] Further, the third connecting beam is a channel steel.

[0014] Further, the supporting member is a supporting steel plate.

[0015] Further, the first connecting beam is an I - beam.

[0016] Compared with the prior art, the beneficial effects of the present utility model are as follows: The present utility model fixedly connects the Bailey beam structure and the temporary steel pipe piles to form an integral whole, greatly improving the stiffness and stability of the Bailey beam structure, and improving the safety and construction quality of the steel pipe pile construction. Brief Description of the Drawings

[0017] Figure 1 It is a side view of an embodiment of the present utility model;

[0018] Figure 2 It is a top view of an embodiment of the present utility model.

[0019] In the figure:

[0020] 1. Bailey beam; 2. Temporary steel pipe pile; 3. Supporting member; 4. First connecting beam; 5. Connecting member; 6. Second connecting beam; 7. Third connecting beam; 8. Fixed steel pipe pile; 9. Guiding hole; L. Riverbed line. Detailed Embodiment

[0021] The present utility model will be described in detail below with reference to the drawings and in conjunction with the embodiments. It should be noted that, without conflict, the embodiments and the features in the embodiments of the present utility model can be combined with each other. For the convenience of description, words such as "upper", "lower", "left", and "right" in the following text only represent the same directions as the upper, lower, left, and right directions of the drawings themselves, and do not limit the structure.

[0022] Such as Figure 1 - Figure 2As shown in the figure, a construction guiding frame for steel pipe piles of a steel trestle in this embodiment includes three Bailey truss structures. The left ends of each Bailey truss structure are fixedly connected to the already constructed steel trestle structure. Each Bailey truss structure includes two parallel Bailey trusses 1. A temporary steel pipe pile 2 is arranged between the right ends of the two Bailey trusses 1. A support member 3 is fixedly arranged on the upper part of the side wall of the temporary steel pipe pile 2. The top end of the support member 3 is fixedly provided with a first connecting beam 4. The top end of the first connecting beam 4 is fixedly connected to the bottom end of the corresponding Bailey truss structure. In the middle of the top ends of the three Bailey truss structures, a guiding frame for assisting in the construction of the steel pipe pile 8 is fixedly arranged.

[0023] As Figure 1 shown, the bottom end of the temporary steel pipe pile 2 is anchored to the river bottom rock formation. The top end of the temporary steel pipe pile 2 is higher than the top end of the Bailey truss structure. When constructing the temporary steel pipe pile 2, it is not necessary to cut off the top part of the temporary steel pipe column 2, and the construction speed of the temporary steel pipe pile is fast.

[0024] As Figure 1 - Figure 2 shown, in this embodiment, the support members 3 are fixedly arranged on both the upper part of the left side wall and the upper part of the right side wall of the temporary steel pipe pile 2. The support member 3 is a support steel plate.

[0025] As Figure 1 - Figure 2 shown, in this embodiment, the first connecting beam 4 is perpendicular to each Bailey truss structure. The top end of the first connecting beam 4 is fixedly connected to the bottom end of each Bailey truss structure. The first connecting beam 4 is an I-beam.

[0026] As Figure 1 - Figure 2 shown, in this embodiment, a plurality of connecting members 5 are fixedly arranged between the temporary steel pipe pile 2 and the first connecting beam 4. The connecting member 5 is a connecting steel plate.

[0027] As Figure 1 - Figure 2 shown, in this embodiment, the guiding frame includes two second connecting beams 6 fixedly arranged in the middle of the top ends of the three Bailey truss structures. The second connecting beam 6 is perpendicular to each Bailey truss structure. The second connecting beam 6 is a double I-beam.

[0028] At the top ends of the two second connecting beams 6, three groups of connecting beam structures are fixedly arranged. The connecting beam structure includes two parallel third connecting beams 7. The third connecting beam 7 is perpendicular to the second connecting beam 6. The third connecting beam 7 is a channel steel. A guiding hole 9 for assisting in the construction of the steel pipe pile 8 is formed between the two third connecting beams 7. Thus, it can ensure that the guiding hole performs two-way limiting on the fixed steel pipe pile 8, and can improve the construction quality of the steel pipe pile.

[0029] As Figure 1 - Figure 2 shown, the process of the construction guiding frame for steel pipe piles of the steel trestle in this embodiment assisting the construction of the steel pipe pile is as follows:

[0030] Step 1: Construct three Bailey truss structures.

[0031] Step 2: Construct three temporary steel pipe piles 2 by using the cantilever pile driving method (prior art).

[0032] Step 3: Weld the support members 3 on the upper parts of the left side wall and the right side wall of the temporary steel pipe pile 2.

[0033] Step 4: Install the first connecting beam 4 on the top end of the support member 3, weld and fix the support member 3 and the first connecting beam 4, and then weld and fix the first connecting beam 4 and the Bailey beam structure.

[0034] Step 5: Weld the connecting member 5 between the temporary steel pipe pile 2 and the first connecting beam 4.

[0035] Step 6: Fix and install the guide frame in the middle of the top ends of the three Bailey beam structures.

[0036] Step 7: Construct the fixed steel pipe pile 8.

[0037] The content illustrated in the above embodiments should be understood that these embodiments are only used to illustrate the present invention more clearly, rather than to limit the scope of the present invention. After reading the present invention, various equivalent forms of modification of these embodiments by those skilled in the art all fall within the scope defined by the appended claims of the present invention.

Claims

1. A construction guiding frame for steel pipe piles of a steel trestle, comprising two or more Bailey truss structures, and the left ends of each Bailey truss structure are fixedly connected to the already constructed steel trestle structure; characterized in that, The Bailey beam structure includes two Bailey beams (1) arranged in parallel. A temporary steel pipe pile (2) is provided between the right end parts of the two Bailey beams (1). A support member (3) is fixedly provided on the upper part of the side wall of the temporary steel pipe pile (2). A first connecting beam (4) is fixedly provided at the top end of the support member (3). The top end of the first connecting beam (4) is fixedly connected to the bottom end of the corresponding Bailey beam structure. In the middle of the top ends of two or more Bailey beam structures, a guiding frame for assisting in the construction of the steel pipe pile (8) is fixedly provided.

2. The construction guiding frame for steel pipe piles of a steel trestle according to claim 1, characterized in that, The support member (3) is fixedly provided on the upper part of the left side wall and / or the upper part of the right side wall of the temporary steel pipe pile (2).

3. The construction guiding frame for steel pipe piles of a steel trestle according to claim 1, characterized in that, The first connecting beam (4) is perpendicular to each Bailey beam structure, and the top end of the first connecting beam (4) is fixedly connected to the bottom end of each Bailey beam structure.

4. The construction guiding frame for steel pipe piles of a steel trestle according to claim 1, characterized in that A number of connecting members (5) are fixedly provided between the temporary steel pipe pile (2) and the corresponding first connecting beam (4).

5. A steel trestle steel pipe pile construction guide frame according to claim 4, characterized in that, The connecting member (5) is a connecting steel plate.

6. The construction guiding frame for steel pipe piles of a steel trestle according to claim 1, characterized in that The guiding frame includes two second connecting beams (6) fixedly provided in the middle of the top ends of two or more Bailey beam structures. The second connecting beam (6) is perpendicular to each Bailey beam structure. At the top ends of the two second connecting beams (6), two or more groups of connecting beam structures are fixedly provided. The connecting beam structure includes two third connecting beams (7) arranged in parallel. The third connecting beam (7) is perpendicular to the second connecting beam (6). A guiding hole (9) for assisting in the construction of the steel pipe pile (8) is formed between the two third connecting beams (7).

7. A construction guide frame for steel pipe piles of a steel trestle bridge according to claim 6, characterized in that, The second connecting beam (6) is a double - spliced I - beam.

8. A construction guiding frame for steel pipe piles of a steel trestle, as described in claim 6, wherein The third connecting beam (7) is a channel steel.

9. A construction guiding frame for steel pipe piles of a steel trestle bridge according to any one of claims 1-8, characterized in that, The support member (3) is a support steel plate.

10. A steel trestle steel pipe pile construction guide frame according to any one of claims 1-8, characterized in that, The first connecting beam (4) is an I - beam.

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