Tamping and damping device of tamping and leveling integrated ship

Abstract

The utility model relates to the technical field of underwater foundation construction, in particular to a ramming and damping device of a ramming and leveling integrated ship. Comprising a tube well structure arranged in the vertical large end of a tamping platform car, a vibration reduction guide rail fixed to the inner wall of the tube well structure and a vibration hammer rubber vibration reduction device connected to the top of a vibration excitation body of a vibration hammer. A guide pipe slide way is embedded in a U-shaped guide rail groove of the vibration reduction guide rail in a clearance fit mode. The vibration hammer rubber damping device comprises a vibration absorption cover on the upper portion of the vibration hammer rubber damping device and a rubber damping block arranged in the vibration hammer rubber damping device. The rubber vibration reduction block comprises square steel plates at the two ends and a rubber column which is arranged between the steel plates in a die-casting mode and used for rigidly separating and hindering vibration conduction, a steel pipe used for high-frequency vibration heat dissipation is vertically welded to the center of the square steel plate at one end, and round steel arranged symmetrically is vertically welded to the square steel plate at the other end. According to the utility model, the vibration influence of high-frequency vibration when the hydraulic vibration hammer works on a ramming platform car structure, instruments and equipment and ships can be reduced, and the service life and safety performance of the equipment are effectively improved.

Description

Technical Field

[0001] The utility model relates to the technical field of underwater foundation construction, in particular to a tamping and vibration reduction device for a tamping integrated ship. Background Art

[0002] At present, there is no ship that integrates riprap, tamping and leveling in one, and meets the standards of the direct upper caisson at home and abroad. A newly developed tamping integrated ship equipment with riprap, tamping and leveling processes, its newly designed and applied tamping structure trolley structure, uses the D-shaped truss pipe well structure to embrace the tamping conduit, and installs a vertical rubber shock-absorbing pad in the U-shaped guide groove of the truss pipe well; and at the connection between the flange at the lower end of the conduit and the hydraulic vibrating hammer, a rubber shock-absorbing device connected to the flange is installed. The combination of the two vibration reduction measures effectively solves the industry problem of the impact of high-frequency vibration of the hydraulic vibrating hammer on the upper structure and the ship, and the effect is remarkable. Some of the existing tamping equipment adds a spring shock absorber between the vibrating conduit and the vibrating hammer. This solution cannot effectively solve the high-frequency vibration impact of the vibrating hammer, and the effect is not good; some use rubber shock-absorbing blocks between the vibrating hammer and the conduit, which cannot effectively solve the vibration impact of the vibrating conduit on the pipe well structure. Utility Model Content

[0003] The utility model aims to provide a tamping and vibration reduction device for a tamping-integrated ship to solve the problems raised in the above-mentioned background technology.

[0004] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a tamping integrated ship tamping vibration reduction device, characterized in that it includes a pipe well structure arranged in the vertical large end of the tamping platform vehicle, a vibration reduction guide rail fixed in a U-shaped guide groove on the inner wall of the pipe well structure, and a vibration hammer rubber vibration reduction device connected to the top of the vibration hammer excitation body;

[0005] The vibration-damping guide rail is symmetrically installed vertically on both sides of the tamping conduit in a U-shaped shape, and the clearance in the U-shaped guide rail groove of the vibration-damping guide rail is matched to engage the conduit slideway;

[0006] The vibration hammer rubber vibration damping device comprises a vibration absorbing cover on its upper part and a rubber vibration damping block arranged inside. The vibration absorbing cover adopts a rectangular box structure, and a flange is welded in the middle of its top surface for connecting with the lower end of the tamping pipe. The lower part of the vibration hammer rubber vibration damping device is a top plate assembly, which is an I-shaped steel plate structure located inside the vibration absorbing cover box structure, and is reinforced by toggle plates around it, and its bottom plate is connected to the upper top surface of the vibration hammer excitation body;

[0007] Multiple groups of rubber vibration damping blocks are connected inside the top plate assembly, between the vibration absorbing cover box structure and the top plate assembly. The rubber vibration damping blocks include square steel plates at both ends and rubber columns die-cast between the steel plates for rigid isolation and blocking vibration conduction. Bolt holes are provided at the four corners of the square steel plate. A steel pipe for high-frequency vibration heat dissipation is vertically welded to the center of the square steel plate at one end, and symmetrically arranged round steels are vertically welded to the square steel plate at the other end.

[0008] The vibration-damping guide rail includes three groups of wear-resistant rubber attached to a steel plate, the three groups of wear-resistant rubber forming a U-shaped guide rail groove, and the gap between the U-shaped guide rail groove and the guide tube slideway is 10-20 mm.

[0009] The four sides and the top surface of the rectangular box body of the vibration absorbing cover are made of steel plates.

[0010] The ends of the steel pipe and the round steel are both inside the rubber column, and the round steels are symmetrically arranged above and below the steel pipe, with three round steels in each group.

[0011] The utility model improves the tensile strength of the vibration reduction device from a structural perspective, reduces the deformation of the rubber shear resistance, and effectively improves the heat dissipation effect of the vibration reduction block. Most importantly, the micro-deformation of the rubber vibration reduction device ensures the rigidity of the tamping device, greatly reduces the inclination change of the vibrating hammer and the tamping plate on the foundation, and effectively improves the accuracy of the leveling construction; it can reduce the vibration effect of the high-frequency vibration of the hydraulic vibrating hammer on the tamping platform vehicle structure, instruments and equipment and ships, reduce the fatigue effect of the vibration on the hull and the tamping platform vehicle structure, reduce the equipment failure rate, and effectively improve the service life and safety performance of the equipment. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 This is a schematic diagram of the installation position of the utility model;

[0013] Figure 2 This is a cross-sectional view of the pipe well structure of the utility model;

[0014] Figure 3 This is a schematic diagram of the rubber vibration reduction device of the vibrating hammer of the utility model;

[0015] Figure 4 It is a schematic diagram of the top plate assembly of the utility model;

[0016] Figure 5 The side view of the rubber vibration damping block of the utility model Figure 1 ;

[0017] Figure 6 for Figure 5 Middle AA section view;

[0018] Figure 7 The side view of the rubber vibration damping block of the utility model Figure 2 ;

[0019] Figure 8 for Figure 7 Middle BB section view;

[0020] In the figure: 1. Tamping platform vehicle; 2. Pipe well structure; 3. Vibration hammer rubber vibration reduction device; 4. Vibration reduction guide rail; 5. Tamping duct; 6. Duct slide; 7. Vibration absorbing cover; 8. Rubber vibration reduction block; 9. Top plate assembly; 10. Flange; 11. Square steel plate; 12. Steel pipe; 13. Round steel; 14. Rubber column; 15. Main deck; 16. Ballast tank. 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. Example

[0022] like Figure 1 The tamping and vibration reduction device for tamping a ship shown in the figure comprises a pipe well structure 2 arranged in the vertical large end of a tamping platform vehicle 1, a vibration reduction guide rail 4 fixed to the inner wall of the pipe well structure 2, and a vibration hammer rubber vibration reduction device 3 connected to the top of the vibration hammer excitation body;

[0023] like Figure 2 As shown, the vibration-damping guide rail 4 is symmetrically installed vertically on both sides of the tamping guide tube 5 in a U-shaped shape, and the clearance in the U-shaped guide rail groove of the vibration-damping guide rail 4 is engaged with the guide tube slideway 6;

[0024] like Figure 3-Figure 4 As shown, the vibration hammer rubber vibration damping device includes a vibration absorbing cover 7 on the upper part thereof and a rubber vibration damping block 8 arranged inside. The vibration absorbing cover 7 adopts a rectangular box structure, and a flange 10 is welded in the middle of the top surface thereof for connecting with the lower end of the tamping guide tube 5. The lower part of the vibration hammer rubber vibration damping device is a top plate assembly 9, and the top plate assembly 9 is an I-shaped steel plate structure located inside the box structure of the vibration absorbing cover 7, and is reinforced by toggle plates around it, and its bottom plate is connected to the upper top surface of the vibration hammer excitation body;

[0025] A plurality of rubber vibration-damping blocks 8 are connected inside the top plate assembly 9, between the vibration-absorbing cover 7 box structure and the top plate assembly 9, such as Figure 5-Figure 8As shown, the rubber vibration damping block 8 includes square steel plates 11 at both ends and an elliptical rubber column 14 die-cast between the steel plates 11 for rigid isolation and blocking vibration conduction. Bolt holes are provided at the four corners of the square steel plate 11. A steel pipe 12 for high-frequency vibration heat dissipation is vertically welded to the center of the square steel plate 11 at one end, and symmetrically arranged round steels 13 are vertically welded to the square steel plate 11 at the other end.

[0026] The vibration-damping guide rail 4 includes three groups of wear-resistant rubber attached to a steel plate, and the three groups of wear-resistant rubber form a U-shaped guide rail groove. The gap between the U-shaped guide rail groove and the guide tube slideway 6 is 10mm-20mm.

[0027] The four sides and the top surface of the rectangular box body of the vibration absorbing cover 7 are made of steel plates.

[0028] The ends of the steel pipe 12 and the round steel 13 are both inside the rubber column 14 , and the round steels 13 are symmetrically arranged above and below the steel pipe 12 , three in each group.

[0029] Contents not described in detail in this specification belong to the prior art known to professional and technical personnel in this field. Although the embodiments of the utility model have been shown and described, it is understood by those of ordinary skill in the art that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principles and spirit of the utility model, and the scope of the utility model is defined by the attached claims and their equivalents.

Claims

1. A tamping and vibration reduction device for a tamping-integrated ship, characterized in that: It includes a pipe well structure arranged in the vertical large end of the tamping platform vehicle, a vibration-damping guide rail fixed to the inner wall of the pipe well structure, and a vibration hammer rubber vibration-damping device connected to the top of the vibration hammer excitation body; The vibration-damping guide rail is symmetrically installed vertically on both sides of the tamping conduit in a U-shaped shape, and the clearance in the U-shaped guide rail groove of the vibration-damping guide rail is matched to engage the conduit slideway; The vibration hammer rubber vibration damping device comprises a vibration absorbing cover on its upper part and a rubber vibration damping block arranged inside. The vibration absorbing cover adopts a rectangular box structure, and a flange is welded in the middle of its top surface for connecting with the lower end of the tamping pipe. The lower part of the vibration hammer rubber vibration damping device is a top plate assembly, which is an I-shaped steel plate structure located inside the vibration absorbing cover box structure, and is reinforced by toggle plates around it, and its bottom plate is connected to the upper top surface of the vibration hammer excitation body; Multiple groups of rubber vibration damping blocks are connected inside the top plate assembly, between the vibration absorbing cover box structure and the top plate assembly. The rubber vibration damping blocks include square steel plates at both ends and rubber columns die-cast between the steel plates for rigid isolation and blocking vibration conduction. Bolt holes are provided at the four corners of the square steel plate. A steel pipe for high-frequency vibration heat dissipation is vertically welded to the center of the square steel plate at one end, and symmetrically arranged round steels are vertically welded to the square steel plate at the other end.

2. The tamping and vibration reduction device for a tamping-integrated ship according to claim 1, characterized in that: The vibration-damping guide rail includes three groups of wear-resistant rubbers attached to a steel plate, the three groups of wear-resistant rubbers form a U-shaped guide rail groove, and the gap between the U-shaped guide rail groove and the guide tube slideway is 10-20 mm.

3. The tamping and vibration reduction device for a tamping-integrated ship according to claim 1, characterized in that: The four sides and the top surface of the rectangular box body of the vibration absorbing cover are made of steel plates.

4. The tamping and vibration reduction device for a tamping-integrated ship according to claim 1, characterized in that: The ends of the steel pipe and the round steel are both inside the rubber column, and the round steels are symmetrically arranged above and below the steel pipe, with three round steels in each group.

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