CN112302019A

CN112302019A - Pile pitch adjusting method for mixing ship

Info

Publication number: CN112302019A
Application number: CN202011051052.3A
Authority: CN
Inventors: 冯木水; 杨成; 冯桂燕; 杨坤荣; 袁姗
Original assignee: Guangzhou Wenchong Shipbuilding Co ltd
Current assignee: Guangzhou Wenchong Shipbuilding Co ltd
Priority date: 2020-09-29
Filing date: 2020-09-29
Publication date: 2021-02-02
Anticipated expiration: 2040-09-29
Also published as: CN112302019B

Abstract

The invention provides a method for adjusting pile distance of a mixing ship, which is characterized in that a pushing device is used for adjusting the distance between 2 processors and a pile frame on a support of the mixing ship, a processor track is lifted upwards at a top binding layer position, then the processor track is synchronously and transversely pushed at a top guide rail moving layer, a bottom guide rail moving layer and a top pulley block position, and the whole pile frame processor track and the processor are moved to a preset position. Meanwhile, the anti-falling stacking plates are arranged on the processor rails on the middle binding layer, so that the operation safety is improved. The whole operation process does not need to use large-scale equipment, so that the cost of the whole operation process is reduced, and the operation is convenient and quick.

Description

Pile pitch adjusting method for mixing ship

Technical Field

The invention belongs to the field of ship engineering, and particularly relates to a method for adjusting pile spacing of a mixing ship.

Background

The mixing ship is a special engineering ship for building hydraulic buildings such as large bridges, ports and the like, can pour cement deep mixing piles on the water surface on site, and can meet the requirement of different pile forming intervals of the hydraulic buildings because the distance between two pile frames needs to be adjusted due to different designs of different projects on the pile distance.

The common method for adjusting the pile spacing is to use a large crane to integrally shift the pile frame, which requires a large crane ship, and has high cost and long preparation time.

Disclosure of Invention

The invention aims to overcome the defects in the prior art and provide a method for adjusting the pile pitch of a mixing ship.

The pile pitch adjusting method of the mixing ship provided by the embodiment of the invention comprises the following steps:

step S1: removing the interference pieces arranged on each platform of the bracket;

step S2: adjusting the hull of the mixing ship to be in a horizontal state through ballasting;

step S3: arranging an anti-falling code plate on a processor track positioned on the middle binding layer;

step S4: pushing devices are arranged at the positions of the top guide rail moving layer, the bottom guide rail moving layer and the pulley block;

step S5: lifting a processor by a winch, enabling the winch to bear the whole weight of the processor and a pile frame, and then disassembling a pin shaft of a pull rod of the processor in a state that the pull rod is not stressed;

step S6: loosening the positioning bolts of the top guide rail moving layer lower clamping groove and the bottom guide rail moving layer lower clamping groove;

step S7: jacking the processor rail positioned on the top binding layer by 1-2 mm by using a jacking device, then removing fixing bolts between the processor rail and each platform of the support, and then removing the loosened positioning bolts;

step S8: loosening the bolts of the pulley block base and dismantling the limiting stopper;

step S9: synchronously and transversely pushing the top guide rail moving layer, the bottom guide rail moving layer and the pulley block through the pushing device, and moving the pile frame and the pulley block to preset positions;

step S10: and fixing the pile frame and the pulley block.

The pile distance adjusting method of the mixing ship comprises the steps of adjusting the distance between 2 processors on a support of the mixing ship and a pile frame by using a pushing device, lifting a processor rail upwards at a top binding layer position, synchronously and transversely pushing the processor rail at a top guide rail moving layer, a bottom guide rail moving layer and a top pulley block position, and moving the whole pile frame and the processor to a preset position. Meanwhile, the anti-falling stacking plates are arranged on the processor rails on the middle binding layer, so that the operation safety is improved. The whole operation process does not need to use large-scale equipment, so that the cost of the whole operation process is reduced, and the operation is convenient and quick.

In a preferred or optional embodiment, in the step S1, the interference piece includes an overturning platform located on the middle binding layer, and the overturning platform is hooked by a chain block to remove a platform plate and a boom upright post;

hooking a pile gripper of a processor by a chain block, then removing a hydraulic pipe, a hydraulic cylinder base bolt and a hydraulic cylinder pin shaft, and removing a hydraulic cylinder;

and (5) setting up a construction scaffold, and removing a drill rod tool bit of the processor.

In a preferred or optional embodiment, in the step S3, the fall prevention stacking plate is welded on the handler rail located at the middle binding layer, the fall prevention stacking plate slide way is cleaned from paint and butter is applied.

In a preferred or optional embodiment, in the step S3, one end of the fall protection code plate is connected to the inner side of the handler track, and the other end of the fall protection code plate is connected to the top end of the middle binding layer.

In a preferred or optional embodiment, in step S9, the upper card slot of the top end guide rail moving layer and the upper card slot of the bottom end guide rail moving layer are both provided with a lateral movement guide rail device, and the lateral movement guide rail device moves the handler rail laterally.

In a preferred or optional embodiment, in the step S9, the top end of the support is provided with a pulley block moving device, and the pulley block moving device traverses the pulley block.

In a preferred or optional embodiment, in step S7, the jacking device for jacking the whole processor rail is disposed inside the processor rail, a jacking yard plate is disposed inside the processor rail, and an output end of the jacking device is connected to the jacking yard plate.

In order that the invention may be more clearly understood, specific embodiments thereof will be described hereinafter with reference to the accompanying drawings.

Drawings

FIG. 1 is a schematic structural view of a mixing vessel according to the present invention;

FIG. 2 is a schematic structural view of the stand and platforms of the present invention;

FIG. 3 is a schematic view of the construction of the support and handler of the present invention;

fig. 4 is a partial enlarged view of reference character B of fig. 2;

FIG. 5 is a schematic view of the mounting structure of the handler of the present invention;

fig. 6 is a partially enlarged view of reference character a of fig. 2;

fig. 7 is a partial enlarged view of reference character C of fig. 3;

FIG. 8 is a cross-sectional view of the upper and lower pockets of the bottom end rail moving layer;

fig. 9 is a schematic structural view of a pulley block platform;

fig. 10 is a schematic view of a pulley block configuration.

The drawings illustrate schematically: 1. a hull; 2. a support; 21. a pulley block platform; 211. a pulley block; 212. a stopper; 213. a pulley block moving device; 214. a pulley block base bolt; 22. a top end guide rail moving layer; 23. a middle binding layer; 231. a fixed base; 24. a bottom guide rail moving layer; 241. a laterally moving rail device; 242. an upper clamping groove; 25. a bottom binding layer; 3. a handler track; 4. a processor; 41. a pull rod; 51. a falling prevention code plate; 52. jacking the stacking plates; 6. and (4) a jacking device.

Detailed Description

Referring to fig. 1 to 3, fig. 1 is a schematic structural view of a mixing ship of the present invention, fig. 2 is a schematic structural view of a support and platforms of the present invention, and fig. 3 is a schematic structural view of a support and a processor of the present invention.

In order to solve the problem of adjusting the pile pitch of the mixing ship, the present method changes the pile frame center pitch of two cement deep mixing processors 4, hereinafter referred to as processors 4, for example: adjusted from 4800 mm to 6000 mm.

The mixing ship comprises a ship body 1, a support 2, a pile frame and a processor track 3, wherein the support 2 is arranged at one end of the ship body 1, and the top end of the support 2 is pulled through a winch, so that the top end of the support 2 is further fixed. The support 2 is sequentially provided with a pulley block platform 21, a top guide rail moving layer 22, a plurality of middle binding layers 23, a bottom guide rail moving layer 24 and a bottom binding layer 25 from the top end to the bottom end. The pile frame is arranged on the bracket 2. The processor track 3 is arranged on the pile frame, and the two processors 4 are arranged on the processor track 3.

The method comprises the following steps:

step S1: the interference members provided on the respective platforms of the support 2 are removed.

In step S1, the interference member includes an overturning platform located on the middle binding layer 23, and the platform plate and the boom upright are detached by hooking the overturning platform with a chain block.

And (3) hooking the pile embracing device of the processor 4 through the chain block, then dismantling the hydraulic pipe, the hydraulic cylinder base bolt and the hydraulic cylinder pin shaft, and dismantling the hydraulic cylinder.

Set up construction scaffold, demolish the drilling rod tool bit of processor 4, processor 4 is provided with four drilling rod tool bits, in addition middle part ligature layer 23 still is provided with antifouling screen steel case support 2 and antifouling screen steel case, utilizes flexible arm gib head, suspender and chain block fixed antifouling screen steel case support loosens the fastening bolt of antifouling screen steel case support.

Step S2: the hull 1 of the mixing ship is adjusted to be horizontal by ballasting, and the hull 1 is ensured to have no transverse inclination and no longitudinal inclination. The pile distance adjustment needs to be carried out under the conditions of good weather, surge height not more than 1.5 m and wind power not more than 6 grades.

Step S3: a fall arrest gate 51 is provided on the handler track 3 at the middle tie layer 23.

Referring to fig. 4, fig. 4 is a partially enlarged view of reference symbol B of fig. 2.

In the step S3, the fall prevention stacking plate 51 is welded to the handler rail 3 located on the middle binding layer 23, and the slide way of the fall prevention stacking plate 51 is cleaned of paint and coated with grease to reduce friction. Specifically, the specification of the fall-prevention code plates 51 is 100 × 200 × 20 mm, and eight fall-prevention code plates 51 are arranged on each middle binding layer 23 to prevent the processor rail 3 from falling downward.

In the step S3, one end of the anti-falling code plate 51 is connected to the inner side of the handler track 3, and the other end of the anti-falling code plate 51 is connected to the top end of the middle binding layer 23.

Step S4: pushing devices are arranged at the positions of the top end guide rail moving layer 22, the bottom end guide rail moving layer 24 and the pulley block 211.

Referring to fig. 5, fig. 5 is a schematic view of an installation structure of the handler of the present invention.

Step S5: the treatment machine 4 is lifted through a winch, the winch is made to bear the whole weight of the treatment machine 4 and the pile frame, and then the pin shaft of the pull rod 41 is disassembled under the state that the pull rod 41 of the treatment machine 4 is not stressed.

Step S6: and loosening the positioning bolts of the lower clamping groove of the top guide rail moving layer 22 and the lower clamping groove of the bottom guide rail moving layer 24.

Step S7: jacking the processor rail 3 positioned on the top binding layer by 1-5 mm by using a jacking device 6, then dismantling fixing bolts between the processor rail 3 and each platform of the support 2, and then dismantling the loosened positioning bolts. Preferably, the jacking device 6 is used for jacking the processor rail 3 upwards by 1-2 mm.

Referring to fig. 6, fig. 6 is a partially enlarged view of reference character a of fig. 2.

The jacking device 6 is used for jacking the whole track 3 of the processor, the jacking device 6 is arranged on the inner side of the track 3 of the processor, the jacking code plate 52 is arranged on the inner side of the guide rail of the processor, and the output end of the jacking device 6 is connected with the jacking code plate 52. Specifically, as in middle part ligature layer 23, the top in the middle part ligature layer 23 is provided with unable adjustment base 231, jacking device 6 sets up on unable adjustment base 231, jacking device 6's output with the bottom of jacking sign indicating number board 52 is connected, jacking device 6 will jacking sign indicating number board 52 is up the jacking.

Step S8: the bolts of the base of the pulley block 211 are loosened and the stopper 212 is removed.

Step S9: and synchronously and transversely pushing the top guide rail moving layer 22, the bottom guide rail moving layer 24 and the pulley block 211 through the pushing device, and transversely moving the pile frame and the pulley block 211 to preset positions.

Referring to fig. 7 and 8, fig. 7 is a partially enlarged view of reference character C of fig. 3, and fig. 8 is a cross-sectional view of an upper card slot and a lower card slot of a bottom end guide rail moving layer.

Specifically, in step S9, the upper card slot (not shown) of the top end rail moving layer 22 and the upper card slot 242 of the bottom end rail moving layer 24 are each provided with a traverse rail device 241, and the traverse rail device 241 traverses the handler track 3. The stiff end setting of lateral shifting guide rail device 241 is in top guide rail removes layer 22 with on the bottom guide rail removes layer 24, the output of lateral shifting guide rail device 241 with processor track 3 is connected.

Referring to fig. 9 and 10, fig. 9 is a schematic structural view of the pulley block platform, and fig. 10 is a schematic structural view of the pulley block.

Specifically, in the step S9, the pulley block moving device 213 is disposed at the top end of the support 2, and the pulley block moving device 213 traverses the pulley block 211. The treatment machine 4 and the pulley block 211 are integrally traversed, the treatment machine 4 on one side is traversed firstly, and then the treatment machine 4 on the other side is traversed secondly.

Step S10: and fixing the pile frame and the pulley block 211. And moving the handler track 3 and the pulley block 211 to required positions, finely adjusting and aligning bolt holes of the handler track 3 and bolt holes of the pulley block 211, and installing and connecting bolts for reinforcement.

The present invention is not limited to the above-described embodiments, and various modifications and variations of the present invention are intended to be included within the scope of the claims and the equivalent technology of the present invention if they do not depart from the spirit and scope of the present invention.

Claims

1. A mixing vessel pile pitch adjusting method is characterized by comprising the following steps:

step S5: lifting a processor by a winch, enabling the winch to bear the whole weight of the processor and a pile frame, and then dismantling a pull rod of the processor under the condition that the pull rod of the processor is not stressed;

step S10: and fixing the pile frame and the pulley block.

2. The mixing vessel pile pitch adjustment method according to claim 1, characterized in that:

in the step S1, the interference piece includes an overturning platform located on the middle binding layer, and the overturning platform is hooked by a chain block to remove a platform plate and a boom upright post;

3. The mixing vessel pile pitch adjustment method according to claim 1, characterized in that:

and in the step S3, welding the anti-falling code plates on the processor rails positioned on the middle binding layer, cleaning the paint of the anti-falling code plate slide way and coating grease.

4. The mixing vessel pile pitch adjustment method according to claim 1, characterized in that:

in the step S3, one end of the anti-falling code plate is connected to the inner side of the processor track, and the other end of the anti-falling code plate is connected to the top end of the middle binding layer.

5. The mixing vessel pile pitch adjustment method according to claim 1, characterized in that:

in step S9, the upper card slot of the top end guide rail moving layer and the upper card slot of the bottom end guide rail moving layer are both provided with a lateral movement guide rail device, and the lateral movement guide rail device laterally moves the handler rail.

6. The mixing vessel pile pitch adjustment method according to claim 5, characterized in that:

in the step S9, a pulley block moving device is disposed at a top end of the bracket, and the pulley block moving device traverses the pulley block.

7. The mixing vessel pile pitch adjustment method according to any one of claims 1 to 6, characterized in that:

in step S7, be used for the jacking the whole jacking device setting of processor track is in the orbital inboard of processor, the inboard of processor guide rail is provided with the jacking sign indicating number board, jacking device' S output with the jacking sign indicating number board is connected.