Guiding device for improving driving precision of water steel sheet pile
By setting up double-layer guide beams, hydraulic telescopic rods or telescopic latch casings on both sides of the steel sheet pile, the problem of difficulty in controlling the verticality and slope of the existing guide frame under large water depth and long sheet piles is achieved. Higher pile sinking accuracy and neatness reduce the need for correcting piles.
Patent Information
- Application Number
- CN202420159755.5
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-01-23
- Publication Date
- 2024-12-17
- Estimated Expiration
- 2034-01-23
AI Technical Summary
Under the conditions of large water depth and long sheet piles, it is difficult for existing guide frames to control the verticality and slope of steel sheet piles, resulting in poor quality of sinking piles and uneven linearity of sheet pile walls, and pile deviation needs to be corrected multiple times.
Design a guide device including an upper guide beam, a lower guide beam and a guide pile. The guide beam position is adjusted by double-layer constraints on both sides of the steel sheet pile, and the hydraulic telescopic rod or telescopic plug casing is used to ensure that the steel sheet pile is in the sinking process. Verticality and slope.
It effectively avoids the inclination of steel sheet piles, improves the quality and neatness of sinking piles, and reduces the use of corrected piles.
Smart Images
Figure CN222183339U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of offshore cofferdam steel sheet pile engineering, in particular to a guiding device for improving the precision of driving steel sheet piles on water. Background Art
[0002] With the growing demand for coastal projects, offshore cofferdam steel sheet pile projects are increasingly used in the construction process, and the verticality and slope control of steel sheet piles has always been the focus of steel sheet pile construction quality control. Good verticality and slope can effectively avoid the increase in the locking friction between the sheet piles, which may cause difficulties in pile sinking, the steel sheet piles being squeezed or pulled out of shape, and the need to use correction piles multiple times.
[0003] The Technical Specification for Steel Sheet Piles for Shipyard Hydraulic Structures (GB / T8528-2017) recommends the following guide frames for the construction of steel sheet piles on water: Figure 4 and Figure 5 The single-sided single-layer guide frame or double-sided single-layer guide frame shown in the figure are both theoretically operable. However, in actual operation, the sheet piles are prone to deviation in the forward direction and left and right directions during the installation of steel sheet piles under conditions of deep water and long sheet piles. It is difficult to control the verticality and slope, which leads to poor quality of sheet pile driving, poor linearity of the overall sheet pile wall, and a large amount of correction piles. Utility Model Content
[0004] In view of the deficiencies in the prior art, the utility model provides a guiding device for improving the accuracy of driving steel sheet piles on water, thereby solving the problems mentioned in the above background.
[0005] The utility model provides the following technical solution: a guiding device for improving the accuracy of driving steel sheet piles on water, comprising: two guiding frames respectively located on both sides of the steel sheet piles;
[0006] Each of the guide frames includes an upper guide beam, a lower guide beam and a plurality of guide piles. The upper guide beam and the lower guide beam are located in the same plane, and the surfaces of the upper guide beam and the lower guide beam are both in contact with the surfaces of the steel sheet piles. The plurality of guide piles are connected to the surface of the upper guide beam, and the lower guide beam is connected to the bottom of the upper guide beam.
[0007] Preferably, the upper guide beam comprises a first transverse guide beam, a plurality of supporting bull feet are arranged at the bottom of the first transverse guide beam, and one end of the supporting bull feet is connected to the surface of the guide pile.
[0008] Preferably, a reinforcing rib is provided at the bottom of the supporting cattle foot, and one end of the reinforcing rib is welded to the surface of the guide pile.
[0009] Preferably, the lower guide beam comprises a second transverse guide beam, a top of the second transverse guide beam is provided with a plurality of connecting members, and a top end of the connecting member is connected to a bottom end of the first transverse guide beam.
[0010] Preferably, the connecting member is a hydraulic telescopic rod, which is installed at the bottom of the first transverse guide beam, and the telescopic end of the hydraulic telescopic rod is connected to the top of the second transverse guide beam.
[0011] Preferably, the connecting member is a telescopic latch sleeve, which is installed at the bottom of the first transverse guide beam, and the telescopic end of the telescopic latch sleeve is connected to the top of the second transverse guide beam.
[0012] Preferably, a handrail is installed on the top of the first transverse guide beam.
[0013] Compared with the prior art, the utility model has the following beneficial effects:
[0014] The guide device for improving the accuracy of driving steel sheet piles on water provides an upper guide beam and a lower guide beam to perform double-layer constraints on both sides of the steel sheet piles, so that the steel sheet piles are not easily tilted during the sinking process, and the verticality and inclination rate of the steel sheet piles are ensured, thereby improving the quality of pile sinking, making the overall sheet pile wall neat and reducing the amount of correction piles used. BRIEF DESCRIPTION OF THE DRAWINGS
[0015] Figure 1 This is a schematic diagram of the top view structure of the utility model;
[0016] Figure 2 This is a schematic diagram of the front view structure of the utility model;
[0017] Figure 3 This is a side view of the structure of the utility model;
[0018] Figure 4 It is a single-sided single-layer guide frame in the prior art;
[0019] Figure 5 It is a double-sided single-layer guide frame in the prior art.
[0020] In the figure: 1. upper guide beam; 101. first transverse guide beam; 102. supporting bull foot; 2. lower guide beam; 201. second transverse guide beam; 202. connecting piece; 3. guide pile; 4. reinforcing rib; 5. handrail; 6. steel sheet pile. DETAILED DESCRIPTION
[0021] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.
[0022] See also Figure 1 , a guiding device for improving the accuracy of driving steel sheet piles on water, comprising: two guiding frames respectively located on both sides of the steel sheet pile 6;
[0023] Each guide frame includes an upper guide beam 1, a lower guide beam 2 and a plurality of guide piles 3. The upper guide beam 1 and the lower guide beam 2 are located in the same plane, and the surfaces of the upper guide beam 1 and the lower guide beam 2 are both in contact with the surfaces of the steel sheet piles 6. The plurality of guide piles 3 are connected to the surface of the upper guide beam 1, and the lower guide beam 2 is connected to the bottom of the upper guide beam 1.
[0024] See also Figure 2-3 The upper guide beam 1 includes a first transverse guide beam 101, and a plurality of supporting bull feet 102 are arranged at the bottom of the first transverse guide beam 101. One end of the supporting bull foot 102 is connected to the surface of the guide pile 3. A reinforcing rib 4 is arranged at the bottom of the supporting bull foot 102. One end of the reinforcing rib 4 is welded to the surface of the guide pile 3. The reinforcing rib 4 supports the supporting bull foot 102 to improve the supporting strength of the supporting bull foot 102. A handrail 5 is installed on the top of the first transverse guide beam 101. The handrail 5 is convenient for protection and provides a handholding position for the operator.
[0025] The lower guide beam 2 includes a second transverse guide beam 201 . A plurality of connecting members 202 are disposed on the top of the second transverse guide beam 201 . The top ends of the connecting members 202 are connected to the bottom ends of the first transverse guide beam 101 .
[0026] In a specific embodiment, the connecting member 202 is a hydraulic telescopic rod, which is installed at the bottom of the first transverse guide beam 101, and the telescopic end of the hydraulic telescopic rod is connected to the top of the second transverse guide beam 201. By using the hydraulic telescopic rod as the connecting member 202, the position of the first transverse guide beam 101 can be adjusted to meet the construction requirements of steel sheet piles 6 of different lengths.
[0027] In another specific embodiment, the connecting member 202 is a telescopic latch sleeve, which is installed at the bottom of the first transverse guide beam 101, and the telescopic end of the telescopic latch sleeve is connected to the top of the second transverse guide beam 201. The telescopic latch sleeve with adjustable length is used as the connecting member 202, which facilitates the adjustment of the position of the first transverse guide beam 101 to meet the construction requirements of steel sheet piles 6 of different lengths.
[0028] The first transverse guide beam 101 and the second transverse guide beam 201 are divided into two layers, which are arranged parallel to each other, and the first transverse guide beam 101 and the second transverse guide beam 201 are both in contact with the surface of the steel sheet pile 6 during the sinking process of the steel sheet pile 6, and double-layer constraints are performed on both sides of the steel sheet pile 6, so that the steel sheet pile 6 is not easy to tilt during the sinking process, thereby ensuring the verticality and inclination rate of the steel sheet pile 6, thereby improving the quality of pile driving, making the overall sheet pile wall neat and reducing the amount of correction piles used.
[0029] During installation, the supporting bracket is first welded to the guide pile 3, and then the guide pile 3 is offset and sunk;
[0030] Install the second transverse guide beam 201 to the first transverse guide beam 101 through the connecting member 202;
[0031] Finally, the first transverse guide beam (101) is installed on the supporting corbel.
[0032] In the description of the present invention, it should be understood that the terms "upper", "lower", "front", "back", "left", "right", "top", "bottom", "inside", "outside", etc., indicating directions or positional relationships, are based on the directions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and therefore should not be understood as a limitation on the present invention.
[0033] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installation", "connection" and "connection" 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 it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.
[0034] Although the embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.
Claims
1. A guiding device for improving the accuracy of driving steel sheet piles on water, characterized in that: include: Two guide frames respectively located on both sides of the steel sheet pile (6); Each guide frame comprises an upper guide beam (1), a lower guide beam (2) and a plurality of guide piles (3); the upper guide beam (1) and the lower guide beam (2) are located in the same plane, and the surfaces of the upper guide beam (1) and the lower guide beam (2) are both in contact with the surface of the steel sheet pile (6); the plurality of guide piles (3) are connected to the surface of the upper guide beam (1), and the lower guide beam (2) is connected to the bottom of the upper guide beam (1).
2. A guide device for improving the driving accuracy of steel sheet piles on water according to claim 1, characterized in that: The upper guide beam (1) comprises a first transverse guide beam (101), a plurality of supporting bull feet (102) are arranged at the bottom of the first transverse guide beam (101), and one end of the supporting bull feet (102) is connected to the surface of the guide pile (3).
3. A guide device for improving the driving accuracy of steel sheet piles on water according to claim 2, characterized in that: A reinforcing rib (4) is provided at the bottom of the supporting bull foot (102), and one end of the reinforcing rib (4) is welded to the surface of the guide pile (3).
4. A guide device for improving the driving accuracy of steel sheet piles on water according to claim 2, characterized in that: The lower guide beam (2) comprises a second transverse guide beam (201), a plurality of connecting members (202) are arranged on the top of the second transverse guide beam (201), and the top ends of the connecting members (202) are connected to the bottom ends of the first transverse guide beam (101).
5. A guide device for improving the driving accuracy of steel sheet piles on water according to claim 4, characterized in that: The connecting member (202) is a hydraulic telescopic rod, which is installed at the bottom of the first transverse guide beam (101), and the telescopic end of the hydraulic telescopic rod is connected to the top of the second transverse guide beam (201).
6. The guide device for improving the driving accuracy of steel sheet piles on water according to claim 4, characterized in that: The connecting member (202) is a telescopic latch sleeve, which is installed at the bottom of the first transverse guide beam (101), and the telescopic end of the telescopic latch sleeve is connected to the top of the second transverse guide beam (201).
7. The guide device for improving the driving accuracy of steel sheet piles on water according to claim 2, characterized in that: A handrail (5) is installed on the top of the first transverse guide beam (101).