WO2015078186A1

WO2015078186A1 - Rack mounting method and auxiliary adjusting apparatus for rack and pinion climbing vertical ship lift

Info

Publication number: WO2015078186A1
Application number: PCT/CN2014/081971
Authority: WO
Inventors: 卫书满; 周复明; 陈宏�; 王晓敏; 徐海林; 雷亚萍; 卫怡蕾; 张贤哲; 蔡春华; 崔慧丽
Original assignee: 葛洲坝集团机电建设有限公司; 中国葛洲坝集团股份有限公司
Priority date: 2013-11-29
Filing date: 2014-07-10
Publication date: 2015-06-04
Also published as: CN103669314B; CN103669314A

Abstract

Provided is a rack mounting method for a rack and pinion climbing vertical ship lift. The method comprises the following steps: 1) arranging reference points (1, 2) of a rack (3); 2) mounting a bottom auxiliary apparatus; 3) suspending the rack (3) and initially reinforcing the rack (3); 4) welding a wire frame at the top part of the rack (3) and arranging a cultellation control, regulation and measuring assembly (8); 5) returning the points to the cultellation control, regulation and measuring assembly (8), and hanging a wire (9) downwards; 6) adjusting and reinforcing the rack (3) in the heightwise direction; 7) laterally adjusting and reinforcing the rack (3); 8) adjusting and reinforcing the rack (3) forwards; 9) erecting a template; 10) mounting a pre-stressed steel reinforcing bar (10); 11) checking prior to cementing the rack (3); 12) cementing a gap; 13) tensioning after cementing; and 14) after tensioning the pre-stressed steel reinforcing bar (10), finally checking the mounting quality. Further provided is a rack mounting auxiliary adjusting apparatus for a rack and pinion climbing vertical ship lift.

Description

Rack and pinion climbing vertical ship lift rack mounting method and auxiliary adjusting device

Technical field

[0001] The present invention relates to an efficient mounting method and apparatus for a rack, and more particularly to an efficient mounting method and an auxiliary adjusting device suitable for an ultra-high precision rack mounting project of various types of rack and pinion climbing vertical ship lifts.

Background technique

[0002] The Three Gorges Large Rack and Rack Climb Vertical Ship Lift Project, as the first scientific research project in the field of marine power ship lifts at home and abroad, faces many technical problems. There is no experience in the related fields. It has the advantages of large single-piece size, complex structure, high installation height, technical difficulty, and high installation quality requirements. It is necessary to innovate and develop appropriate installation techniques to overcome each. Difficulties and difficulties in achieving smooth construction of the project.

Summary of the invention

[0003] The technical problem to be solved by the present invention is to provide an efficient installation method for rack and pinion climbing vertical ship lift rack, and realize fast and high quality installation of the rack and pinion climbing vertical ship lift rack, and solve each The construction is difficult, economical and high-efficiency; the invention also provides an auxiliary adjusting device for the method, which has the advantages of simple structure, quick and convenient use, recyclability and meeting installation requirements.

In order to solve the above technical problem, the technical solution adopted by the present invention is: A method for efficiently mounting a rack of a rack and pinion climbing vertical shiplift, comprising the following steps:

1) Rack reference point arrangement: On the bottom base plate at the bottom of the rack mounting position, the measuring point is measured by a high-precision measuring instrument to complete the measuring and releasing of the rack positioning reference point;

2) Arrange the bottom auxiliary device used with the jack at the bottom of the second stage of the rack;

3) After the rack is hoisted into position, the auxiliary device is installed, and the rack is temporarily fixed by the bottom auxiliary device and the auxiliary device;

4) Weld the wire rack at the appropriate position on the top of the rack, and arrange the measuring point to adjust the measuring tool;

5) Return the point of the rack positioning reference point to the measuring point on the wire frame by the point-adjusting measurement method, and then hang the vertical line downward;

6) Rack height adjustment of the rack: Use the high-precision measuring instrument to measure the rack mounting elevation by the horizontal cutting height measurement method, then adjust the rack elevation by the jack arranged at the bottom of the rack; After the rack elevation adjustment is passed Two dial gauges are arranged at the top of the top of the rack for monitoring the rack elevation change;

7) Lateral adjustment of the rack: The lateral mounting quality adjustment and reinforcement of the rack at the four corners of the rack side, rack After the lateral installation quality is adjusted, two dial gauges are arranged on the upper and lower corners of the rack side for the lateral installation quality change monitoring of the rack;

8) Rack positive adjustment of the rack: Perform the quality adjustment and reinforcement of the forward mounting of the rack. After the positive adjustment of the rack is adjusted, four dial gauges are arranged at the four corners of the forward side of the rack for the positive mounting quality of the rack. Change monitoring

9) Vertical formwork: Carry out the gap vertical formwork around the rack, the formwork fixing system is arranged on the second stage of the rack, and the template four-week gap is sealed by glass glue;

10) Complete the installation of the rack prestressed steel bar according to the operation manual;

11) Carrying grouting between the rack and the second stage embedding, and monitoring the displacement difference generated by the rack during the grouting process through the dial gauge throughout the grouting process;

13) After 14 days of grouting, prestressed steel bars are stretched according to the operation manual;

14) After the tensioning of the prestressed steel bar is completed, the final installation quality of the rack is checked;

This completes the efficient installation of the rack and pinion climbing vertical shiplift rack.

In step 1), a set of racks needs to have a lateral positioning reference point and two forward positioning reference points on the base plate. When positioning the reference point with a high-precision measuring instrument, three positioning of a set of racks The reference point must be measured and positioned in the same measurement punctuation, the same measuring instrument, and the same measuring station.

In step 2), the bottom auxiliary device is a bottom steel structure tool used with a jack;

In step 3), the auxiliary device is a lateral steel structure tool disposed on the second stage of the rack corresponding to the lateral four-corner position of the rack, and a plurality of sets of high-precision process screws, and a plurality of sets of high-precision process screws are passed through the panel. High-strength bolt holes, the rack is fixed in the second stage of the rack, and the lateral steel structure tool is used with the jack;

The forward mounting quality of the rack is adjusted by using a plurality of high-precision process screws, and the lateral mounting quality adjustment and reinforcement of the rack is performed by the jack on the lateral steel structure tool, and the jack bottom elevation is performed by the jack on the bottom steel structure tooling. Installation quality adjustment and reinforcement.

In step 4), the wire frame is arranged at the top of the rack 400~600 to make the height (the optimal height is 500). The wire frame needs to be welded firmly, avoiding the change of the measuring tooling position caused by the wire frame swaying. When adjusting the tooling point, the tooling position should be roughly aligned with the rack positioning reference point on the corresponding base plate to make the return point between the reference point and the tooling.

In step 5), the pitch point regulation measurement method is between the arranged bottom positioning reference point and the top point point regulation measuring tool, and the laser zenith instrument is used to reproduce the bottom positioning reference point accurate point return to the top of the pitch point regulation. Measuring the measurement method on the tooling can effectively eliminate the measurement error caused by the conventional shooting point.

In step 6), the horizontal cut height measurement method is to first design the rack height by measuring the punctuation using a high-precision total station. The value is placed on the vertical wall near the rack, and then the high-precision level is used to measure the rack mounting elevation by the horizontal measurement method, which can effectively avoid the measurement error caused by the total station's upward measurement;

After the elevation adjustment is passed, the initial values are recorded by two dial gauges arranged at the two ends of the top of the rack. During the subsequent construction process, the changes caused by the rack elevation can be monitored at any time and processed in time.

In step 7), the lateral mounting quality adjustment control of the rack is performed by four sets of jacks arranged at the four corners of the rack, and the measuring tool used for the adjustment is a self-made seated micrometer, and the rack side is measured by the micrometer with a seat. 001mm, to ensure the accuracy of the installation meets the high standard requirements;

After the lateral installation quality of the rack is adjusted, the initial values are recorded by two dial gauges on the upper and lower sides of the rack. During the subsequent construction, the lateral changes of the rack can be monitored at any time and processed in time.

In step 8), the plurality of sets of high-precision process screws arranged in the forward direction of the rack are used for quality adjustment and reinforcement of the forward mounting of the rack. The measuring tool used for the adjustment is a self-made seated micrometer, and the rack is measured by the micrometer with a seat. The positive working surface is spaced from the reference perpendicular to adjust the positioning. The micrometer can effectively control the measurement accuracy to 0. 001mm, ensuring the installation quality accuracy meets the high standard requirements;

After the rack is adjusted in the positive installation quality, the initial values are recorded by four dial gauges arranged at the four corners of the rack front panel. During the subsequent construction process, the forward changes of the rack can be monitored at any time and processed in time.

In step 9), the fixed support of the template shall not be placed on the rack, which eliminates the possibility of displacement of the rack due to the force applied by the template during the grouting process. At the same time, due to the strong fluidity of the slurry, the periphery of the template must be sealed with glass glue. The sealing property is tested by a water filling test after the template is installed.

In step 11), the rack mounting quality has been adjusted after step 8), and in the process of steps 9) and 10), the rack is affected by the external force, and there is a possibility of displacement being extremely small, so in the step 10) After the formal measurement and acceptance of the rack is required, the acceptance method is shown in steps 6), 7) and 8).

In step 12), when the cumulative displacement difference generated by the rack during the grouting process is greater than 0.2 mm, it indicates that the quality of the installation of the individual main control items may exceed the standard at this time, and the grouting needs to be suspended to analyze the monitoring data. Determine whether processing is required based on the results of the data analysis.

An auxiliary adjusting device for efficiently mounting a rack and pinion climbing vertical shiplift rack, the device is composed of an auxiliary device and a bottom auxiliary device arranged at the bottom of the second stage of the rack, the auxiliary device is arranged at the four corners of the rack Corresponding rack second stage embedded and rack forward.

In the auxiliary device, the lateral steel structure tooling is welded on the second stage embedded part of the rack corresponding to the four corners of the rack, and the jack is mounted on the lateral steel structure tool, and the plurality of high-precision process screws pass through the high-strength bolt holes on the panel, and the teeth are Strip is fixed in the tooth The second phase of the article is embedded.

The number of high precision process screws is 12 sets.

In the bottom auxiliary device, a jack is mounted on the bottom steel structure tooling.

The invention provides an efficient installation method for rack and pinion climbing vertical shiplift rack, through the adjustment and reinforcement of the rack, adopts the original measuring process method to complete the measurement and control of the rack mounting quality precision, and finds the most efficient by experiment. The rack mounting process smoothly realizes the high-precision and high-efficiency installation of the ship rack rack, solves various construction difficulties, and is economical and high-efficiency. The invention also provides an auxiliary adjusting device for the method, which has a simple structure and uses. Quick and easy, able to recycle and meet installation needs.

The invention is particularly suitable for the ultra-high-precision nut column installation engineering of various types of rack and pinion climbing vertical ship lifts, and can also provide useful reference for high-precision installation of similar metal structures and large equipment in other engineering fields.

DRAWINGS

The present invention will be further described below in conjunction with the accompanying drawings and embodiments:

1 is a schematic view showing the arrangement of a rack positioning reference point determined in step 1) of the method of the present invention;

Figure 2 is a plan view of the auxiliary adjusting device of the present invention;

Figure 3 is a front elevational view of the steps of the method of the present invention;

Figure 4 is a side view of the steps of the method of the present invention after completion;

FIG. 5 is a schematic diagram showing the arrangement of the dial gauge monitoring measurement points in the method of the present invention.

detailed description

As shown in FIG. 1, FIG. 3, FIG. 4 and FIG. 5, a method for efficiently mounting a rack and pinion climbing vertical shiplift rack, the method comprises the following steps:

1) Rack reference point arrangement: On the bottom base plate 11 at the bottom of the rack mounting position, the measuring point of the rack positioning reference point is measured by a high-precision measuring instrument;

2) arranging the bottom auxiliary device used with the jack 12 at the bottom of the second stage embedded part 4 of the rack;

3) After the rack 3 is hoisted into position, the auxiliary device is installed, and the rack is temporarily reinforced by the bottom auxiliary device and the auxiliary device;

4) Weld the wire rack at the appropriate position on the top of the rack 3, and arrange the measuring and measuring tool 8;

5) by the point-point regulation measurement method, the rack positioning reference point is returned to the point-adjusting measurement tooling 8 on the wire frame, and then the vertical line 9 is hung downward;

6) Rack 3 elevation adjustment of the rack 3: Using a high-precision measuring instrument, the rack height is measured by the horizontal cut height measurement method, and then the rack elevation is adjusted by the jack 12 arranged at the bottom of the rack; the rack elevation adjustment After passing the qualification Two dial gauges Hl and H2 are arranged at the top ends of the rack for monitoring the rack elevation change;

7) Lateral adjustment and reinforcement of the rack 3: The lateral mounting quality adjustment and reinforcement of the rack are carried out at the four corners of the rack side. After the lateral mounting quality adjustment of the rack is passed, two percentages are arranged on the upper and lower corners of the rack side. Tables XI and X2 are used to monitor the quality change of the lateral mounting of the rack;

8) Rack 3 forward adjustment and reinforcement: Carry out the quality adjustment and reinforcement of the forward mounting of the rack. After the positive adjustment of the rack is passed, four dial gauges Yl, Υ2, Υ3, Υ4 are arranged at the four corners of the forward plate of the rack. Used for monitoring the quality change of the rack forward installation;

9) Vertical formwork: The gap formwork around the rack is arranged, and the formwork fixing system is arranged on the second stage embedded part 4 of the rack, and the gap around the formwork is sealed by glass glue;

10) Complete the installation of the rack prestressed steel bar 10 according to the operation manual;

11) Carrying grouting between the rack and the second stage embedment, and monitoring the displacement difference generated by the rack 3 during the grouting process through the dial gauges Hl, Η2, XI, Χ2, Yl, Υ2, Υ3, Υ4;

13) After the filling is completed, 14 sheets of prestressed steel bars are drawn according to the operation manual after 14 days;

14) After the ten-tension of the pre-stressed steel bar is completed, the final installation quality of the rack 3 is checked;

In step 1), a set of racks 3 needs to have a lateral positioning reference point 2 and two forward positioning reference points 1 arranged on the base plate 11, and a set of racks is used for positioning the reference points with a high-precision measuring instrument. The three positioning reference points of 3 must complete the measurement positioning in the same measuring punctuation, the same measuring instrument, and the same measuring station to overcome the measurement error caused by multiple erection instruments.

In step 2), the bottom auxiliary device is a bottom steel structure tooling 7 used with the jack 12;

In step 3), the auxiliary device is a lateral steel structure tooling 6 disposed on the second stage embedded part 4 corresponding to the lateral four-corner position of the rack, and a plurality of sets of high-precision process screws 5, and a plurality of sets of high-precision process screws 5 Through the high-strength bolt hole on the panel, the rack 3 is fixed in the forward direction of the second stage embedded part 4 of the rack, and the lateral steel structure tooling 6 is matched with the jack 12; the rack is forwarded by using a plurality of sets of high-precision process screws 5 The installation quality is adjusted, and the jack 12 on the lateral steel structure tooling 6 is used to adjust and reinforce the lateral mounting quality of the rack. The jack 12 on the bottom steel structure tooling 7 is used for the height adjustment and reinforcement of the rack bottom elevation.

In step 4), the wire rack is arranged at a height of 400~600mm at the top of the rack 3 (the optimal height is 500mm), the wire frame needs to be welded firmly, and the position of the measuring tool is changed due to the sway of the wire frame, and the shooting point is arranged on the wire rack. When the measuring tool 8 is adjusted, the tooling position should be roughly aligned with the rack positioning reference point on the corresponding base plate 11 to make the return point between the reference point and the tooling. In step 5), the pitch control measurement method is between the arranged bottom positioning reference point and the top point-adjusting measuring tool 8, and the laser zenith is used to reproduce the bottom positioning reference point to the top point. The measurement method on the measuring tool 8 is adjusted to effectively eliminate the measurement error generated when the conventional shooting point is performed.

In step 6), the horizontal cut height measurement method is to first use the high-precision total station to measure the rack design elevation value to the vertical wall near the rack by measuring the punctuation, and then use the high-precision level to measure the rack mounting elevation by the horizontal measuring method. The measurement method can effectively avoid the measurement error caused by the total station's upward measurement when using the measurement method;

After the elevation adjustment is passed, the initial values are recorded by two dial gauges Hl and H2 arranged at the top ends of the rack 3, and the changes caused by the rack elevation can be monitored and processed in time during the subsequent construction.

In step 7), the lateral mounting quality adjustment control of the rack is carried out by four sets of jacks arranged at the four corners of the rack. The measuring tool used for the adjustment is a self-made seated micrometer, and the rack side is measured by the micrometer with a seat. 001mm, to ensure the accuracy of the installation meets the high standard requirements;

After the lateral installation quality of the rack is adjusted, the initial values are recorded by placing two dial gauges XI and X2 on the upper and lower corners of the rack. During the subsequent construction, the lateral changes of the rack can be monitored at any time and timely. deal with.

In step 8), the plurality of sets of high-precision process screws 5 arranged in the forward direction of the rack are used for quality adjustment and reinforcement of the forward mounting of the rack. The measuring tool used for the adjustment is a self-made seated micrometer, and the measuring tooth is measured by the micrometer with a seat. The positive working surface is spaced from the reference vertical line to adjust the positioning; the micrometer can effectively control the measurement accuracy to 0. 001mm, ensuring the installation quality accuracy meets the high standard requirements;

After the rack is adjusted in the positive installation quality, the initial values are recorded by four dial gauges Yl, Υ2, Υ3, Υ4 arranged at the four corners of the rack front panel. The forward movement of the rack can be monitored at any time during the subsequent construction. Handle in a timely manner.

In step 11), the rack mounting quality has been adjusted after step 8). During the process of steps 9) and 10), the rack is affected by the external force, and there is a small possibility of displacement, so in the step 10) After the formal measurement and acceptance of the rack is required, the acceptance method is shown in steps 6), 7) and 8).

In step 12), when the cumulative displacement difference generated by the rack during the grouting process is greater than 0. 2mm, it indicates that the quality of the installation of the individual main control items may exceed the standard at this time, and the grouting needs to be suspended to analyze the monitoring data. Determine whether processing is required based on the results of the data analysis. As shown in Fig. 2, Fig. 3 and Fig. 4, an auxiliary adjusting device for efficient mounting of a rack and pinion climbing vertical shiplift rack, the device is provided by an auxiliary device and arranged at the bottom of the second stage embedded rack 4 The bottom auxiliary device is composed of auxiliary devices arranged in the forward direction of the second stage embedded part 4 and the rack 3 corresponding to the four corners of the rack 3.

In the auxiliary device, the lateral steel structure tooling 6 is welded on the second stage embedded part 4 corresponding to the four corners of the rack, and the jack 12 is mounted on the lateral steel structure tooling 6, and the plurality of high precision process screws 5 pass through the high strength on the panel. The bolt hole is fixed to the rack 2 in the second stage of the rack.

The number of high-precision process screws 5 is 12 sets.

In the bottom auxiliary device, a jack 12 is mounted on the bottom steel structure tooling 7.

The use of the above devices is as follows:

1) welding the bottom steel structure tooling on the second stage of the bottom of the rack 4;

2) arranging the jack 12 on the bottom steel structure tooling 7;

3) lifting the rack 3 onto the jack 12 on the bottom steel structure tooling 7;

4) welding four sets of lateral steel structure tooling 6 on the second stage embedded part 4 of the rack corresponding to the four corners of the rack 3;

5) arranging the jack 12 between the lateral steel structure tooling 6 and the rack 3;

6) Arrange 12 sets of high-precision process screws 5 through the high-strength bolt holes on the rack 3 and the second-stage embedded panel;

7) adjusting and fixing the rack elevation by using the jack 12 disposed at the bottom of the rack 3;

8) performing lateral adjustment and fixing of the rack by using the jack 12 disposed on the side of the rack 3;

9) The rack is adjusted and fixed in the forward direction by using 12 sets of high-precision process screws 5 arranged in the forward direction of the rack 3; the efficient installation of the rack 3 is achieved by the above steps. Industrial applicability

Claims

O 2015/078186 Claim PCT/CN2014/081971

A method for efficiently mounting a rack and pinion climbing vertical shiplift rack, characterized in that the method comprises the following steps:

1) Rack reference point arrangement: On the bottom base plate (11) at the bottom of the rack mounting position, the measuring point of the rack positioning reference point is measured by a high-precision measuring instrument;

2) Place the bottom auxiliary device used with the jack (12) at the bottom of the second stage of the rack (4);

3) After the rack (3) is hoisted into position, the auxiliary device is installed, and the rack is temporarily reinforced by the bottom auxiliary device and the auxiliary device;

4) Weld the wire rack at the appropriate position on the top of the rack (3), and arrange the measuring and measuring tooling (8);

5) Pass the point-and-point measurement measurement method to return the rack positioning reference point to the point on the wire frame to adjust the measuring tool (8), and then hang the vertical line (9);

6) Rack (3) elevation adjustment and reinforcement: Using a high-precision measuring instrument, the horizontal cutting height measurement method is used to locate the rack mounting elevation, and then the rack elevation is adjusted by the jack (12) arranged at the bottom of the rack; After the rack elevation adjustment is passed, two dial gauges (Hl, H2) are arranged at the top of the top of the rack for the monitoring of the rack elevation change;

7) Rack (3) lateral adjustment and reinforcement: The lateral mounting quality adjustment and reinforcement of the rack are carried out at the four corners of the rack side. After the lateral mounting quality adjustment of the rack is passed, two sets are placed on the upper and lower corners of the rack side. The dial indicator (Xl, X2) is used for the monitoring of the lateral installation quality of the rack;

8) Rack (3) Forward adjustment and reinforcement: Carry out the quality adjustment and reinforcement of the forward mounting of the rack. After the positive adjustment of the rack is passed, four dial gauges are arranged at the four corners of the forward strip of the rack (Yl, Υ2 Υ3, Υ4) for the positive change monitoring of rack forward installation;

9) Vertical formwork: Carry out the gap vertical formwork around the rack, and the formwork fixing system is arranged on the second stage embedded part of the rack (4), and the gap around the formwork is sealed with glass glue;

10) Complete the installation of the rack prestressed steel bar (10) according to the operation manual;

11) Carrying grouting between the rack and the second stage of the embedding, and monitoring the displacement of the rack (3) during the grouting process through the dial gauge (Hl, Η2, XI, Χ2, Yl, Υ2, Υ3, Υ4) Value

13) After 14 days of grouting, prestressed steel bars (10) are pulled according to the operation manual;

14) Prestressed steel bar (10) After the tension is completed, the rack (3) final installation quality acceptance is performed; thus the efficient installation of the rack and pinion climbing vertical ship lift rack is completed.

The method for efficiently mounting a rack and pinion type vertical shiplift rack according to claim 1 or 2, wherein Features are:

In step 1), a set of racks (3) requires a lateral positioning reference point (2) and two forward positioning reference points (1) on the base plate (11) for benchmarking with high-precision measuring instruments. For point positioning, the three positioning reference points of a set of racks (3) must be measured and positioned in the same measuring point, the same measuring instrument, and the same measuring station.

The method for efficiently mounting a rack and pinion type vertical shiplift rack according to claim 1 or 2, wherein:

In step 2), the bottom auxiliary device is the bottom steel structure tooling (7) used with the jack (12); in step 3), the auxiliary device is the second stage embedded rack corresponding to the lateral four-corner position of the rack ( 4) Lateral steel structure tooling (6) and multiple sets of high-precision process screws (5), multiple sets of high-precision process screws (5) through the high-strength bolt holes on the panel, the rack (3) is fixed in the forward direction On the second stage of the rack (4), the lateral steel structure tooling (6) is used with the jack (12);

Use the multi-group high-precision process screw (5) to adjust the forward mounting quality of the rack, and use the jack (12) on the lateral steel structure tooling (6) to adjust and reinforce the lateral mounting quality of the rack, using the bottom steel structure. The jack (12) on the tooling (7) performs the height adjustment and reinforcement of the bottom of the rack.

In step 4), the wire frame is arranged at a height of 400~600mm at the top of the rack (3). The wire frame needs to be welded firmly, avoiding the change of the measuring tooling position caused by the wire frame swaying, and the shooting point regulating measuring tool is arranged on the wire frame (8 When the tooling position is roughly aligned with the rack positioning reference point on the corresponding base plate (11), the return point between the reference point and the tooling is performed.

In step 5), the pitch control measurement method is between the arranged bottom positioning reference point and the top point-adjusting measurement tooling (8), and the laser zenith instrument is used to accurately return the bottom positioning reference point to the top. The point is used to control the measurement method on the measuring tool (8).

In step 6), the horizontal cut height measurement method is to first set the rack by measuring the punctuation using a high-precision total station. The elevation value is placed on a vertical wall near the rack, and then the height measurement method is used to measure the rack mounting elevation using a high-precision level;

After the elevation adjustment is passed, the initial values are recorded by two dial gauges (Hl, H2) arranged at the top ends of the rack (3). During the subsequent construction, the changes caused by the rack elevation can be monitored and processed in time.

The method for efficiently mounting a rack and pinion type vertical shiplift rack according to claim 3, wherein in step 7), the four sets of jacks are arranged on the lateral four-corner position of the rack for toothing. The lateral installation quality adjustment control is adopted. The measuring tool used for the adjustment is a self-made seated micrometer, and the distance between the lateral working surface of the rack and the reference vertical line is measured by the micrometer with a seat to adjust and position;

After the lateral installation quality of the rack is adjusted, two sets of dial gauges (Xl, X2) are placed on the upper and lower corners of the rack to record the initial values. During the subsequent construction, the lateral changes of the racks can be monitored and performed at any time. Timely processing.

The method for efficiently mounting a rack and pinion type vertical shiplift rack according to claim 3, wherein in step 8), a plurality of sets of high precision process screws (5) arranged in the forward direction of the rack are used. , the quality adjustment and reinforcement of the forward mounting of the rack is carried out. The measuring tool used for the adjustment is a self-made seated micrometer, and the distance between the forward working surface of the rack and the reference vertical line is measured by the fixed micrometer to adjust and position;

After the rack is adjusted in the positive installation quality, the initial values are recorded by four dial gauges (Y1, Y2, Υ3, Υ4) arranged at the four corners of the rack front panel. The forward direction of the rack can be monitored at any time during the subsequent construction. Change and deal with it in a timely manner.

In step 12), when the cumulative displacement difference generated by the rack during the grouting process is greater than 0. 2mm, it indicates that the quality accuracy of the individual main control items may exceed the standard at this time, and the grouting needs to be suspended to analyze the monitoring data. Determine whether processing is required based on the results of the data analysis.

10. An auxiliary adjusting device for efficient mounting of a rack and pinion climbing vertical shiplift rack, characterized in that: the device consists of an auxiliary device and a bottom auxiliary device arranged at the bottom of the second stage embedded part (4) of the rack The auxiliary device is arranged in the forward direction of the second stage embedded part (4) and the rack (3) corresponding to the four corners of the rack (3).

11. The auxiliary device for efficient mounting of rack and pinion climbing vertical shiplift rack according to claim 10 The auxiliary adjusting device is characterized in that: in the auxiliary device, the lateral steel structure tooling (6) is welded to the second stage embedded part (4) of the rack corresponding to the four corners of the rack, and the jack is mounted on the lateral steel structure tooling (6). (12), multiple sets of high-precision process screws (5) through the high-strength bolt holes on the panel, the rack (3) is fixed in the forward direction of the rack second stage embedded (4).

The auxiliary adjustment device for efficient mounting of a rack and pinion climbing vertical shiplift rack according to claim 11, wherein the number of high precision process screws (5) is twelve.

13. The auxiliary adjusting device for efficient mounting of a rack and pinion climbing vertical shiplift rack according to claim 10, wherein: in the bottom auxiliary device, a jack is mounted on the bottom steel structure tooling (7) ( 12).