Container type metal component residual stress water immersion regulation and control device and method thereof

Abstract

The invention discloses a container type metal component residual stress water immersion regulation and control device and method. The device comprises a shell, a pumping and draining pump, a supporting frame and an ultrasonic transducer. The shell is of a hollow cuboid structure and is arranged on the trailer, a partition plate is arranged in the shell and is perpendicular to the bottom of the shell, the interior of the shell is divided into a water immersion regulation and control area and an equipment control area, and a side door is arranged on the side, opposite to the side connected with the water immersion regulation and control area, of the equipment control area; the pumping and draining pump is arranged in the equipment control area; the supporting frames are arranged in the water immersion regulation and control area, the two rows of supporting frames are arranged, and the two rows of supporting frames are oppositely arranged. The ultrasonic transducer is arranged on the supporting frame, a preset distance is formed between the ultrasonic transducer and a component to be regulated and controlled, and the telescopic ceiling is arranged at the top of the shell and can stretch out and draw back in the length direction of the shell; by means of the arrangement, the situation that different large components have different boundary dimensions and are complex and changeable in shape can be handled, compatibility is high, and flexibility and convenience are achieved.

Description

Technical Field

[0001] The invention relates to the technical field of residual stress detection and regulation of metal components, and in particular to a container-type metal component residual stress water immersion regulation device. Background Art

[0002] In recent years, the field of processing and manufacturing has developed rapidly. In the manufacturing process of large components, complex residual stress will be generated in the casting, milling, welding and other processes. If the residual stress of the component is not processed and the residual stress is allowed to be released, it will seriously affect the manufacturing accuracy and service life of the component. The water-immersed residual stress control device can ensure versatility to cope with the characteristics of different large components with different external dimensions and complex and changeable shapes. Therefore, in actual engineering, it is usually necessary to build a water-immersed residual stress control device on site or transport the large component to an external unit with control capabilities for stress control. Among them, the cost of building the device and transporting the components is relatively high. The container-type metal component residual stress water-immersion control device has the characteristics of strong compatibility, flexibility and convenience, which can save the cost of residual stress control in the manufacturing process of large components. Summary of the invention

[0003] In view of this, the present application provides a container-type metal component residual stress water immersion control device, which is arranged on a trailer and includes an outer shell, a drainage pump, a support frame and an ultrasonic transducer; the outer shell is a hollow rectangular structure, the outer shell is arranged on the trailer, and a partition is arranged inside the outer shell, the partition is perpendicular to the bottom of the outer shell, and the interior of the outer shell is divided into two chambers, namely a water immersion control area and an equipment control area, the water immersion control area is a rectangular structure with an open top, and the opposite side of the equipment control area connected to the water immersion control area is arranged as a side door; the drainage pump is arranged in the equipment control area, and the drainage pump can penetrate the partition and be connected to the water immersion control area; the support frame is arranged inside the water immersion control area, the support frame is arranged in two rows, the two rows of the support frames are arranged oppositely, and are suitable for the component to be regulated to be placed between the two support frames; the ultrasonic transducer is arranged on the support frame, suitable for regulating the component to be regulated, and has a preset distance between the component to be regulated; the telescopic roof is arranged on the top of the outer shell and can be telescopic along the length direction of the outer shell.

[0004] In a possible implementation, a retractable roof is further included, which is arranged on the top of the shell and can be retracted along the length direction of the shell.

[0005] In a possible implementation, the support frames are configured to be multi-layered, and fixing plates are disposed on opposite surfaces of two of the support frames, and a plurality of through holes are formed on the fixing plates.

[0006] In a possible implementation, a placement rack is further included, and the placement rack is arranged at the bottom of the water immersion control area and located between the two support racks.

[0007] In a possible implementation, it also includes a rack and an ultrasonic power supply; the rack is a multi-layer structure, the rack is arranged inside the equipment control area, and the rack is arranged in a plurality of pieces; the ultrasonic power supply is arranged on the rack, and the ultrasonic power supply is electrically connected to the ultrasonic transducer.

[0008] In a possible implementation, it further includes a ventilation and exhaust temperature control system. The through hole is opened on a side wall of the equipment control area, and the ventilation and exhaust temperature control system is arranged in the through hole.

[0009] In a possible implementation manner, a ladder is further included, and the ladder is arranged inside the shell along the height direction of the shell.

[0010] An operating method of a container-type metal component residual stress water immersion control device is applicable to the above-mentioned container-type metal component residual stress water immersion control device, comprising the following steps: firstly, towing a trailer carrying the container-type metal component residual stress water immersion control device to a work site; opening a retractable roof, and hoisting the large metal component to be adjusted into a water immersion control area; a worker climbs into the water immersion control area from a ladder on the side of the water immersion control area, removes hoisting tools, adjusts and installs the large metal component to be adjusted, and determines the correct relative position between the component and the ultrasonic transducer; after the component is installed, the worker connects the water injection pipe and the drainage pipe to the pumping and drainage pipe on the outside of the container; Connect the water pump; after installing the water injection pipe and drainage pipe, the staff enters the equipment control area from the rear door, starts the drainage pump to start injecting water into the water immersion control area, and stops injecting water after the liquid level covers the top of the transducer bracket; then starts the ventilation and exhaust temperature control system, and starts the ultrasonic power supply of the corresponding point transducer placed on the shelf to start regulation; after the regulation is completed, first turn off the ultrasonic power supply, then turn off the ventilation and exhaust temperature control system, and start the drainage pump to drain the water from the water immersion control area; the staff climbs into the water immersion control area from the ladder on the side of the water immersion control area, installs lifting tools for the components that have been regulated, and assists in lifting the components out of the container; finally, cleans the water immersion control area.

[0011] The beneficial effects of the present invention are as follows: by setting a shell, a pumping system, a drainage system, a support frame and an ultrasonic transducer; the shell is set on a trailer, and such a setting is to enable the entire device to be set on the trailer, and in order to enable the pumping system, the drainage system, the support frame and the ultrasonic transducer to be set inside the shell, the shell is a hollow rectangular structure, and in order to divide the interior of the shell into two chambers, a partition is set inside the shell, and the partition is perpendicular to the bottom of the shell, and the two chambers are respectively a water immersion control area and an equipment control area, and in order to be able to place components to be regulated, the water immersion control area is a rectangular structure with an open top; the drainage pump is set in the equipment control area, and the drainage pump can penetrate the partition and the water immersion control area. The area is connected to provide water source to the water immersion control area and drain it after use; in order to place the ultrasonic transducer, a support frame is provided, and the support frame is arranged inside the water immersion control area. The support frame is arranged in two rows, and the two rows of support frames are arranged relatively to each other, which is suitable for placing the component to be regulated between the two support frames; the ultrasonic transducer is arranged on the support frame, which is suitable for regulating the component to be regulated, and there is a preset distance between the component to be regulated, thereby avoiding contact with the component to be regulated; through the above arrangement, the present application can cope with the situation where different large components have different external dimensions and complex and changeable shapes by arranging the shell on the trailer, and uses water as a coupling medium to perform ultrasonic regulation on the component to be regulated.

[0012] Other features and aspects of the present application will become apparent from the following detailed description of exemplary embodiments with reference to the attached drawings. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] The accompanying drawings, which are incorporated in and constitute a part of the specification, illustrate exemplary embodiments, features, and aspects of the present application and, together with the description, serve to explain the principles of the present application.

[0014] Figure 1 A schematic diagram showing the specific structure of a container-type metal component residual stress water immersion control device according to an embodiment of the present application;

[0015] Figure 2 A schematic diagram showing the external structure of a container-type metal component residual stress water immersion control device according to an embodiment of the present application;

[0016] Figure 3 A top view of a container-type metal component residual stress water immersion control device according to an embodiment of the present application is shown; Figure 4 A working flow chart of the container-type metal component residual stress water immersion control device according to an embodiment of the present application is shown. DETAILED DESCRIPTION

[0017] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all the embodiments.

[0018] Examples of the embodiments are shown in the accompanying drawings, wherein the same or similar symbols throughout represent the same or similar elements or elements with the same or similar functions. The embodiments described below with reference to the accompanying drawings are exemplary and are intended to be used to explain the present invention, and should not be construed as limiting the present invention.

[0019] In the description of the present invention, it is necessary to understand that the terms “center”, “longitudinal”, “lateral”, “length”, “width”, “up”, “down”, “front”, “back”, “left”, “right”, “vertical”, “horizontal”, “top”, “bottom”, “inside”, “outside”, “clockwise”, “counterclockwise”, “axial”, “radial”, “circumferential”, etc., indicating orientations or positional relationships are based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention or simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as limiting the present invention.

[0020] In addition, the terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" and "second" may explicitly or implicitly include one or more of the features. In the description of the present invention, the meaning of "plurality" is two or more, unless otherwise clearly and specifically defined.

[0021] In the present invention, unless otherwise clearly specified and limited, the terms "install", "connect", "connect", "fix", "join", "hinge", etc. 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 an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0022] like Figure 1As shown, a container-type metal component residual stress water immersion control device is arranged on a trailer, and is characterized in that it includes a shell 100, a drainage pump 200, a support frame 300, an ultrasonic transducer 310 and a retractable roof 400; the shell 100 is a hollow rectangular parallelepiped structure, the shell 100 is arranged on the trailer, a partition 110 is arranged inside the shell 100, and the partition 110 is perpendicular to the bottom of the shell 100, dividing the interior of the shell 100 into two chambers, namely a water immersion control area 120 and an equipment control area 130, and the water immersion control area 120 is a rectangular parallelepiped structure with an opening at the top, and the equipment control area 130 and the water immersion control area 120 are connected. 0 is connected and the opposite side is set as a side door 131; the drainage pump 200 is set in the equipment control area 130, and the drainage pump 200 can penetrate the partition 110 and be connected with the water immersion control area 120; the support frame 300 is set inside the water immersion control area 120, and the support frame 300 is set in two rows, and the two rows of support frames 300 are arranged opposite to each other, which is suitable for the component to be regulated to be placed between the two support frames 300; the ultrasonic transducer 310 is set on the support frame 300, which is suitable for regulating the component to be regulated, and there is a preset distance between the component to be regulated; the telescopic ceiling 400 is set on the top of the shell, and can be telescopic along the length direction of the shell 100.

[0023] Specifically, the shell 100 is configured as a hollow rectangular structure in order to place the drainage pump 200, the support frame 300 and the ultrasonic transducer 310, and the shell 100 is arranged on a trailer so that it can be easily started in various places without rebuilding; in order to divide the interior of the shell 100 into two chambers, a partition 110 is arranged inside the shell 100, and the partition 110 is arranged vertically to the shell 100, and the area of ​​the partition 110 is the same as the area of ​​the two side walls of the shell 100, dividing the shell 100 into two chambers, namely the equipment control area 130 and the water immersion control area 120, forming a dry-wet separation; the drainage pump 200 is arranged in the equipment control area 130, in order to be able to A water source is provided in the water immersion control area 120, and waste water is discharged after the work is completed; the ultrasonic transducer 310 is set in order to be able to control the component to be regulated. In order to place the ultrasonic transducer 310, a support frame 300 is set, and two support frames 300 are set. The two support frames 300 are arranged along the length direction of the water immersion control area 120, and the ultrasonic transducer 310 is set on the support frame 300. The component to be regulated is placed between the two support frames 300 with a preset distance between the ultrasonic transducer 310 and does not contact the ultrasonic transducer 310. Water is continuously supplied in the water immersion control area 120, and water is used as a coupling medium so that the ultrasonic transducer 310 does not contact the workpiece to be adjusted, and ultrasonic regulation can be completed.

[0024] In a possible implementation, the support frame 300 is configured as a multi-layer structure, and a fixing plate 320 is disposed on opposite surfaces of two support frames 300 , and a plurality of through holes are formed on the fixing plate 320 .

[0025] Specifically, Figure 1 As described above, in order to place multiple ultrasonic transducers 310, the support frame 300 is configured as a multi-layer structure. In order to better fix the ultrasonic transducer 310, a fixing plate 320 is provided on the support frame 300. The fixing plate 320 is provided on opposite surfaces of two support frames 300. In order to fix the ultrasonic transducer 310 on the fixing plate 320, a through hole is opened on the fixing plate 320, and the ultrasonic transducer 310 is fixed on the through hole on the fixing plate 320.

[0026] In a possible implementation, the ultrasonic transducer 310 is a waterproof structure, the ultrasonic transducer 310 is disposed on the via hole, and the ultrasonic transducer 310 is arranged in multiple columns, and a plurality of ultrasonic transducers 310 are disposed in each column.

[0027] Specifically, Figure 1 As shown, because the ultrasonic transducer 310 works in water, a waterproof ultrasonic transducer 310 is selected. In order to match components of different sizes and heights to be regulated, the vias are arranged in a display manner on the support frame 300, and the vias are arranged in multiple columns. Because the ultrasonic transducer 310 is arranged on the vias, the ultrasonic transducer 310 is also arranged in a display manner on the support frame 300, and is also arranged in multiple columns, with a number of ultrasonic transducers 310 arranged in each column.

[0028] In a possible implementation, both sides of the support frame 300 and the opposite surface of the support frame 300 on which the ultrasonic transducer 310 is mounted are both configured to be hollow.

[0029] Specifically, Figure 1 As shown, in order to facilitate replacement of a new ultrasonic transducer 310 when the ultrasonic transducer 310 is damaged, the side where the ultrasonic transducer 310 is not provided is provided with a hollow structure, so as to facilitate the staff to replace the damaged ultrasonic transducer 310 .

[0030] In a possible implementation, a placement rack 330 is further included. The placement rack 330 is disposed at the bottom of the water immersion control area 120 and is located between the two support racks 300 .

[0031] Specifically, Figure 1 As shown, in order to better place the component to be regulated and ensure that the component to be regulated does not shift when in water, a placement rack 330 is set. Because the component to be regulated needs to be placed between two support racks 300, the placement rack 330 is set in the middle of the two support racks 300 to fix the component to be regulated.

[0032] In a possible implementation, it also includes a connecting rod 140 and reinforcing ribs; the connecting rod 140 is arranged at the top of the shell 100, and is arranged in a plurality of strips, and the retractable ceiling 400 is arranged on the connecting rod 140; the dust cover is arranged on the top of the water immersion control area 120, and the dust cover is detachably laid on the connecting rod 140; the reinforcing ribs are arranged on the inner wall of the water immersion control area 120, and the reinforcing ribs are arranged around the inner wall of the water immersion control area 120.

[0033] Specifically, Figure 1 As shown, a plurality of connecting rods 140 are arranged on the top of the water flooding control area 120, and the retractable ceiling 400 is laid on the top of the connecting rods 140. The connecting rods 140 play a supporting role. Because water needs to be stored in the water flooding control area 120, in order to prevent the outer shell from deforming when there is too much water, reinforcing ribs are arranged on the inner wall of the water flooding control area 120, and the reinforcing ribs are arranged around the inner wall of the water flooding control area 120.

[0034] In a possible implementation, it also includes a rack 111 and an ultrasonic power supply 112; the rack 111 is a multi-layer structure, the rack 111 is arranged inside the equipment control area 110, and the racks 111 are arranged in a plurality; the ultrasonic power supply 112 is arranged on the rack 111, and the ultrasonic power supply 112 is electrically connected to the ultrasonic transducer 310.

[0035] Specifically, Figure 1 As shown, an ultrasonic power supply 112 is provided, and the ultrasonic power supply 112 is connected to the ultrasonic transducer 310 through a signal line, so that the ultrasonic power supply 112 supplies power to the ultrasonic transducer 310. In order to place the ultrasonic power supply 112, a rack 111 is provided, and the ultrasonic power supply 112 is provided on the rack 111, and the rack 111 is provided inside the equipment control area 130. Because the number of ultrasonic transducers 310 is large, a plurality of ultrasonic power supplies 112 are provided. Because the number of ultrasonic power supplies 112 is large, a plurality of racks 111 are provided, and each rack 111 has a multi-layer structure, and each layer can place the ultrasonic power supply 112. Through such a setting, a plurality of ultrasonic power supplies 112 can be placed.

[0036] In a possible implementation, it also includes an exhaust fan 113, a through hole is opened on one side wall of the equipment control area 130, and the exhaust fan 113 is arranged in the through hole; it also includes an air conditioner 114, the air conditioner 114 is arranged on one side wall of the equipment control area 130, and the air conditioner 114 is electrically connected to the trailer.

[0037] Specifically, Figure 1As shown, because the ultrasonic power supply 112 generates a lot of heat during operation, but the original equipment control area 130 is a closed space, a through hole is opened on one side wall of the equipment control area 130. In order to quickly dissipate the heat generated by the equipment in the equipment control area 130, an exhaust fan 113 is provided. The exhaust fan 113 is provided in the through hole to achieve the exchange of gas in the equipment control area 130 with external gas.

[0038] In a possible implementation, a ladder 115 is further included, and the ladder 115 is disposed inside the housing 100 along a height direction of the housing 100 .

[0039] Specifically, Figure 1 As shown, the ladder is provided to facilitate workers to enter the housing 100 to inspect and repair the components inside the housing 100.

[0040] The housing 100 is a container, and a standard container is used as the basic structure of the device to facilitate transportation and movement of the device.

[0041] When using the present application: first, tow the trailer carrying the container-type metal component residual stress water immersion control device to the work site; open the retractable roof 400, and hoist the large metal component to be adjusted into the water immersion control area 120; the staff climbs into the water immersion control area 120 from the ladder on the side of the water immersion control area 120, removes the hoisting tools, adjusts and installs the large metal component to be adjusted, and determines the correct relative position of the component and the ultrasonic transducer 310; after the component is installed, the staff connects the water injection pipe and the drainage pipe to the drainage pump 200 on the outside of the container; after installing the water injection pipe and drainage pipe, the staff enters the equipment control from the rear door In the water-immersion control area 130, the drainage pump 200 is turned on to start injecting water into the water-immersion control area 120, and the water injection is stopped after the liquid level covers the top of the support frame 300; then, the air conditioner and the exhaust fan 113 are turned on, and the ultrasonic power supply of the corresponding point transducer placed on the shelf is turned on to start regulation; after the regulation is completed, the ultrasonic power supply is first turned off, and then the air conditioner and the exhaust fan 113 are turned off, and the drainage pump 200 is turned on to drain the water from the water-immersion control area 120; the staff climbs into the water-immersion control area 120 from the ladder on the side of the water-immersion control area 120, installs lifting tools for the components that have been regulated, and assists in lifting the components out of the container; finally, the water-immersion control area 120 is cleaned.

[0042] The present application is provided by setting up a shell 100, a pumping system 200, a support frame 300, an ultrasonic transducer 310 and a retractable ceiling 400; in order to divide the interior of the shell 100 into two chambers, a partition 110 is provided inside the shell 100, which are a water immersion control area 120 and an equipment control area 130 respectively; the pumping system 210 is arranged in the equipment control area 130; in order to transport water to the interior of the water immersion control area 120, in order to place the ultrasonic transducer 310, a support frame 300 is provided; because the ultrasonic transducer 310 works in water, an ultrasonic transducer 310 with a waterproof function is selected; in order to better place the components to be regulated and ensure that the components to be regulated do not shift in the water, a placement frame 330 is provided; in order to prevent foreign matter from entering the water immersion control area 120 during ultrasonic detection, a retractable ceiling 400 is provided; in order to support the retractable ceiling 400, the shell 100 A plurality of connecting rods 140 are arranged on the top. In order to prevent the outer shell 100 from being deformed when there is too much water, reinforcing ribs are arranged on the inner wall of the water immersion control area 120. In order to supply power to the whole, an ultrasonic power supply 112 is arranged. Because the number of ultrasonic power supplies 112 is large, a plurality of racks 111 are arranged, and each rack 111 is a multi-layer structure. Because the ultrasonic power supply 112 generates a lot of heat during operation, but the original equipment control area 130 is a closed space, a through hole is opened on one side wall of the equipment control area 130. In order to quickly dissipate the heat in the equipment control area 130, an exhaust fan 113 is arranged. Through the above arrangement, the present application can cope with the situation that different large components have different external dimensions and complex and changeable shapes, and has strong compatibility, flexibility and convenience, and solves the technical problem of high cost of building devices and transporting components in actual engineering.

[0043] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes according to the technical solutions and concepts of the present invention within the scope disclosed by the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A container-type metal component residual stress water immersion control device, arranged on a trailer, characterized in that: It includes a housing, a drainage pump, a support frame and an ultrasonic transducer; The shell is a hollow rectangular parallelepiped structure, the shell is arranged on the trailer, a partition is arranged inside the shell, the partition is perpendicular to the bottom of the shell, and the inside of the shell is divided into two chambers, namely a water flooding control area and an equipment control area, the water flooding control area is a rectangular parallelepiped structure with an opening at the top, and the opposite side where the equipment control area is connected to the water flooding control area is arranged with a side door; The drainage pump is arranged in the equipment control area, and the drainage pump can penetrate the partition and be connected to the flooding control area; The support frames are arranged inside the water immersion control area, and the support frames are arranged in two rows. The support frames in the two rows are arranged opposite to each other, and are suitable for placing the component to be controlled between the two support frames; The ultrasonic transducer is arranged on the support frame, is suitable for regulating the component to be regulated, and has a preset distance between the ultrasonic transducer and the component to be regulated.

2. The container-type metal component residual stress water immersion control device according to claim 1 is characterized in that: It also includes a telescopic roof, which is arranged on the top of the shell and can be telescoped along the length direction of the shell.

3. The container-type metal component residual stress water immersion control device according to claim 2 is characterized in that: The support frames are arranged in a multi-layered manner, and fixing plates are arranged on opposite surfaces of two support frames, and a plurality of through holes are opened on the fixing plates.

4. The container-type metal component residual stress water immersion control device according to claim 3 is characterized in that: It also includes a placement rack, which is arranged at the bottom of the water immersion control area and located between the two support racks.

5. The container-type metal component residual stress water immersion control device according to claim 4 is characterized in that: Also includes a storage rack and ultrasonic power supply; The rack is a multi-layer structure, and the rack is arranged inside the equipment control area, and the rack is arranged in a plurality of pieces; The ultrasonic power supply is arranged on the storage rack, and the ultrasonic power supply is electrically connected to the ultrasonic transducer.

6. The container-type metal component residual stress water immersion control device according to claim 5 is characterized in that: It also includes a ventilation and exhaust temperature control system. The through hole is opened on a side wall of the equipment control area, and the ventilation and exhaust temperature control system is arranged in the through hole.

7. The container-type metal component residual stress water immersion control device according to claim 6 is characterized in that: A ladder is also included, and the ladder is arranged inside the shell along the height direction of the shell.

8. An operating method of a container-type metal component residual stress water immersion control device, applicable to the container-type metal component residual stress water immersion control device of claims 1-7, characterized in that: The following steps are involved: First, a trailer carrying a container-type metal component residual stress water immersion control device is towed to the work site; Open the retractable ceiling and hoist the large metal components to be adjusted into the flood control area; The staff climbed into the flood control area from the ladder on the side of the flood control area, removed the lifting tools, adjusted and installed the large metal components to be adjusted, and determined the correct relative position between the components and the ultrasonic transducer; After the components are installed, the staff will connect the water injection pipe and drainage pipe to the drainage pump outside the container; After installing the water injection pipe and drainage pipe, the staff enters the equipment control area from the rear door, starts the drainage pump to start water injection into the flood control area, and stops water injection when the liquid level is above the top of the transducer bracket; Then, the ventilation and exhaust temperature control system is turned on, and the ultrasonic power supply of the transducer at the corresponding point on the shelf is turned on to start regulation; After the control is completed, first turn off the ultrasonic power supply, then turn off the ventilation and exhaust temperature control system, and start the drainage pump to drain the water from the flood control area; The staff climbed into the flood control area from the side ladder, installed lifting tools for the components that had been regulated, and helped lift the components out of the container; Finally, clean up the flood control area.

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