Bucket type foundation structure causeway closure opening closing structure and construction method thereof

Abstract

The invention discloses a barrel type foundation structure causeway closure opening sealing structure and a construction method thereof.The barrel type foundation structure causeway closure opening sealing structure comprises a barrel type foundation structure, a plurality of guide frames and a heightening barrel body, the guide frames are installed at the bottom of the heightening barrel body, and the lower portions of the guide frames are of an isosceles trapezoid structure and extend out of the bottom of the heightening barrel body; the lower part of the guide frame is matched with the cavity of the barrel type foundation structure; when the heightening barrel body is installed on the barrel type foundation structure, the guide frame can be clamped into a cavity of the barrel type foundation structure, the heightening barrel body and the barrel type foundation structure are connected into a whole through pouring concrete, the design is reasonable, the structure is compact, it is ensured that the heightening part and the foundation structure are accurately aligned, deviation is avoided, and the construction efficiency is improved. And displacement of the heightening barrel body in the specific direction is limited, shaking caused by water flow force is prevented, the heightening barrel body and the barrel type foundation structure are connected into a whole through concrete pouring, horizontal force and vertical force can be resisted, and the overall stability of the causeway closure opening sealing structure is improved.

Description

Technical Field

[0001] The invention relates to the technical field of water conservancy engineering, in particular to a barrel-type foundation structure embankment closing mouth closed structure and a construction method thereof. Background Art

[0002] The barrel foundation structure is a new type of hydraulic structure that has been successful in engineering practice and is currently in the promotion stage. As a dike structure in the filling area, the barrel body at the closure is different from other barrel bodies. The elevation of the barrel body is underwater. The barrel body at the closure can only be connected after the installation of other barrel bodies is completed. However, since the elevation of the barrel body is underwater, it cannot be installed visually, and it is not easy to locate the upper structure when installing it. At the same time, the upper structure that has been positioned needs to have a certain rigidity to resist the force of water flow, waiting for the subsequent concrete pouring to connect the installation structure with the barrel foundation structure into a whole. Due to the underwater connection height and the high water flow speed, it is not convenient to support the formwork with cast-in-place concrete, and the construction risk is high. Summary of the invention

[0003] The object of the present invention is to provide a barrel-type foundation structure embankment closing mouth closure structure and a construction method thereof, so as to solve the problems raised in the above-mentioned background technology.

[0004] To achieve the above-mentioned purpose, the present invention provides the following technical solutions: a barrel-type foundation structure embankment closing mouth closure structure, comprising a barrel-type foundation structure, a plurality of guide frames and a height-connecting barrel body, wherein the plurality of guide frames are installed at the bottom of the height-connecting barrel body, the lower portion of the guide frame is an isosceles trapezoidal structure and extends out of the bottom of the height-connecting barrel body, and the lower portion of the guide frame is adapted to the cavity of the barrel-type foundation structure; when the height-connecting barrel body is installed on the barrel-type foundation structure, the guide frame can be inserted into the cavity of the barrel-type foundation structure, and the height-connecting barrel body and the barrel-type foundation structure are connected into a whole by pouring concrete.

[0005] Furthermore, the upper opening edge of the height-connecting barrel body extends inward to form a reinforced edge, the guide frame is installed on the height-connecting barrel body by bolts, and grooves are provided at the outer ends of the inclined surfaces on both sides of the guide frame, and a number of guide wheels are rotatably arranged at equal intervals in the grooves, the guide wheels and the guide frame are both made of steel, and a buffer pad is provided at the bottom end of the guide frame.

[0006] The present invention also discloses a construction method for a closed structure of a barrel-type foundation embankment closure opening, comprising the following steps: S1. Install the barrel-type foundation structure, fill the cavity with backfill sand to level it 1m from the upper edge, and prefabricate the barrel body according to the scale of the installed barrel-type foundation structure; S2. Make an adapted guide frame, and connect the prefabricated height-connecting barrel body and the guide frame into a whole by bolts; S3, after hoisting the elevated barrel body to the top of the barrel-type foundation structure, lower it to be installed on the barrel-type foundation structure, and during the lowering and installation process, the guide frame slides into the barrel-type foundation structure and is stuck in its cavity to achieve positioning; S4. Pour concrete to level it at least 1m above the assembly joint. When the concrete reaches the designed strength, connect the barrel body and the barrel foundation structure into a whole; Among them, the lifting operation of the height-connecting barrel body in step S3 is implemented by a lifting ship and a lifting assembly, and the lifting assembly is used to connect the height-connecting barrel body. The lifting assembly includes a support seat and a support frame, and the support seat is used to connect with the lifting ship. A plurality of support frames are evenly spaced at the side end of the support seat, and a bearing mechanism is movably provided at the bottom end of each support frame. A supporting mechanism is provided at the bottom end of the support seat, and the supporting mechanism can be extended into the cavity of the height-connecting barrel body, and the movable parts in the supporting mechanism can be extended to abut against the bottom of the reinforced edge, and the bearing mechanism can be rotated to abut against the bottom end of the height-connecting barrel body, thereby connecting the upper and lower ends of the height-connecting barrel body respectively through the supporting mechanism and the bearing mechanism to drive it to move.

[0007] Furthermore, the support mechanism includes a connecting seat, which is adapted to the upper end opening of the high barrel body, and the connecting seat is fixedly installed in the middle part of the support seat. The side ends of the connecting seat are provided with a plurality of movable cavities at equal intervals, and each of the movable cavities is provided with movable parts, and the movable parts include a support block, a tension spring and a sealing member. The support block is slidably assembled in the movable cavity, and a plurality of sealing members are connected between the support block and the inner wall of the movable cavity. The inner end of the support block is provided with the sealing member, and the sealing member is adapted to the movable cavity. A connecting pipe is provided inside the connecting seat, and the connecting pipe is connected to the inner end of each movable cavity. An inlet valve and an outlet valve are respectively provided at both ends of the connecting pipe, and the inlet valve is used to input high-pressure fluid into the connecting pipe, and the high-pressure fluid is used to push the support block to move horizontally. After the support block moves outward, it can contact the bottom surface of the reinforced edge.

[0008] Furthermore, a plurality of lifting ears are arranged and installed on the top of the support seat, a through opening is opened in the middle of the support seat, the through opening passes through to the bottom surface of the connecting seat, and the height of the connecting seat is greater than the height of the reinforcing edge.

[0009] Furthermore, the bearing mechanism includes a bearing block and a telescopic cylinder. The bearing block is rotatably mounted on the bottom end of the support frame. The upper outer side of the bearing block is connected to an adjustment seat. The fixed end of the telescopic cylinder is hingedly mounted on the support frame. The piston end of the telescopic cylinder is hingedly connected to the adjustment seat. The movement of the piston rod of the telescopic cylinder can drive the bearing block to rotate.

[0010] Furthermore, the number of the support frames is four groups, a first arc frame is connected between the two groups of support frames on the left, and a second arc frame is connected between the two groups of support frames on the right, the first arc frame and the second arc frame correspond to the positions of the assembling seams, and the inner sides of the first arc frame and the second arc frame are provided with accommodating grooves, and airbags are embedded in the accommodating grooves, and the airbags are connected to an external air source through an air pipe.

[0011] Furthermore, the support frame is movably arranged at the side end of the support seat; the left and right ends of the support seat are respectively fixed with a first fixed frame and a second fixed frame, the first fixed frame and the second fixed frame are adapted to the outer wall of the high barrel body, and the bottom ends of the first fixed frame and the second fixed frame are provided with a slide groove, the two groups of support frames on the left are slidably assembled in the slide groove of the first fixed frame, and the two groups of support frames on the right are slidably assembled in the slide groove of the second fixed frame, and the inner walls of the slide grooves of the first fixed frame and the second fixed frame are provided with arc-shaped racks, and a gear is rotatably arranged on one side of the upper part of each support frame close to the rack, and the gear The wheel is meshed with the corresponding rack, and a motor is arranged on the top of each support frame, and the output shaft of the motor is connected with the gear transmission to drive the support frame to move along the rack; the two ends of the first arc frame are connected with the first fixed frame through the first connecting rod, and the two ends of the second arc frame are connected with the second fixed frame through the second connecting rod, and the inner end surfaces of the two groups of support frames on the left are provided with a first sliding opening adapted to the first arc frame, so as to be slidably connected with the first arc frame; the inner end surfaces of the two groups of support frames on the right are provided with a second sliding opening adapted to the second arc frame, so as to be slidably connected with the second arc frame.

[0012] Compared with the prior art, the present invention has the following beneficial effects: 1. Precise positioning and stable connection: The lower part of the guide frame is an isosceles trapezoid and is adapted to the cavity of the barrel-type foundation structure. It can be inserted into the cavity of the barrel-type foundation structure to ensure that the height-connected part is accurately aligned with the barrel-type foundation structure to avoid deviation. No positioning system is required, which solves the defect that the existing barrel-type foundation structure at the closing position is underwater and cannot be installed visually. The guide frame can enhance the structural strength, limit the displacement of the height-connected barrel body in a specific direction, and prevent shaking caused by water flow force. The height-connected barrel body and the barrel-type foundation structure are connected as a whole by pouring concrete, which can resist horizontal and vertical forces and improve the overall stability of the closed structure of the closure mouth of the dike.

[0013] 2. Efficient construction: The construction method has clear steps, from installing the barrel-type foundation structure, prefabricating the high barrel body, connecting the guide frame, to hoisting and installing the high barrel body and pouring concrete. Each link is closely connected to ensure the efficiency and accuracy of the construction.

[0014] 3. Flexible lifting components: The support mechanism and bearing mechanism of the lifting component can be connected to the upper and lower ends of the height-connecting barrel respectively to ensure the stability of the lifting process. The support mechanism pushes the support block to contact the reinforcement edge through high-pressure fluid, and the bearing mechanism drives the bearing block to rotate and contact the bottom of the height-connecting barrel through the telescopic cylinder to achieve stable lifting. The lifting component can also resist the impact of water flow, limit the slight displacement of the height-connecting barrel, and avoid structural instability before the concrete pouring solidifies. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the closed structure of the closure opening of the barrel-type foundation structure embankment of the present invention; Figure 2 This is a schematic diagram of the heightened barrel structure of the present invention; Figure 3 It is a schematic diagram of the structure of the hoisting assembly of the present invention; Figure 4 It is a schematic diagram of the working state of the carrying mechanism of the present invention; Figure 5 It is a schematic diagram of the connection state between the hoisting assembly and the height-connecting barrel body of the present invention; Figure 6 is a schematic diagram of a support mechanism of the present invention; Figure 7 This is a diagram showing the internal structure of the first fixing frame of the present invention.

[0016] In the figure, there are barrel-type basic structure-1, guide frame-2, heightened barrel body-3, reinforcing edge-4, groove-5, guide wheel-6, support seat-7, connecting seat-9, movable cavity-10, support block-11, tension spring-12, seal-13, connecting pipe-14, lifting ear-15, through-port-16, bearing block-17, telescopic cylinder-18, adjusting seat-19, first arc frame-20, second arc frame-21, airbag-22, support frame-23, first fixed frame-25, second fixed frame-26, rack-27, gear-28, motor-29, first connecting rod-32, second connecting rod-33. DETAILED DESCRIPTION

[0017] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0018] like Figure 1 and Figure 2As shown, the closing structure of the barrel-type foundation structure embankment includes a barrel-type foundation structure 1, a plurality of guide frames 2 and a heightening barrel body 3. The plurality of guide frames 2 are installed at the bottom of the heightening barrel body 3. The lower portion of the guide frame 2 is an isosceles trapezoidal structure and extends out of the bottom of the heightening barrel body 3. The lower portion of the guide frame 2 is adapted to the cavity of the barrel-type foundation structure 1. The barrel-type foundation structure 1 is installed at the closing mouth. When the heightening barrel body 3 is installed on the barrel-type foundation structure 1, the guide frame 2 can be inserted into the cavity of the barrel-type foundation structure 1. The heightening barrel body 3 and the barrel-type foundation structure 1 are connected as a whole by pouring concrete, and can resist horizontal and vertical forces.

[0019] In this embodiment, the upper opening edge of the heightened barrel body 3 extends inward to form a reinforcement edge 4, which enhances the structural strength. The guide frame 2 is installed on the heightened barrel body 3 by bolts, and grooves 5 are provided at the outer ends of the inclined surfaces on both sides of the guide frame 2. A number of guide wheels 6 are rotatably arranged at equal intervals in the grooves 5. The guide wheels 6 and the guide frame 2 are both made of steel. A buffer pad is provided at the bottom end of the guide frame 2 to avoid damage caused by collision with the barrel-type basic structure 1 during installation, and to reduce the impact force through elastic buffering, thereby protecting the barrel-type basic structure 1 from damage. The design of the guide wheel 6 can avoid wear on the upper edge of the barrel-type basic structure 1 caused by the rigid contact and guidance between the guide frame 2 and the barrel-type basic structure 1. The guide frame 2 can ensure the precise alignment between the height-connecting part and the barrel-type basic structure 1 to avoid deviation. The design of the guide frame 2 and the guide wheel 6 provides clear positioning and guidance for the height-connecting part, which can limit the displacement of the height-connecting barrel body 3 in a specific direction. At the same time, when the height-connecting barrel body 3 is installed on the barrel-type basic structure 1, the guide frame 2 can be completely stuck in the cavity of the barrel-type basic structure 1, thereby fixing the height-connecting part and avoiding shaking caused by water flow force.

[0020] See also Figures 1 to 7 As shown, this embodiment also provides a construction method for a closed structure of a barrel-type foundation embankment closure opening, comprising the following steps: S1, install the barrel-type foundation structure 1, and fill the cavity with backfill sand to level it 1m away from the upper edge, and prefabricate the heightened barrel body 3 according to the scale of the installed barrel-type foundation structure 1; S2, making an adapted guide frame 2, and connecting the prefabricated height-connecting barrel body 3 and the guide frame 2 into a whole by bolts; S3, after lifting the heightening barrel body 3 to the top of the barrel-type foundation structure 1, it is lowered and installed on the barrel-type foundation structure 1, and during the lowering and installation process, the guide frame 2 slides into the barrel-type foundation structure 1 and is stuck in its cavity to achieve positioning; wherein, the lifting operation of the heightening barrel body 3 is realized by a crane ship and a lifting assembly, the lifting assembly is used to connect the heightening barrel body 3, the lifting assembly includes a support seat 7 and a support frame 23, the support seat 7 is used to connect with the crane ship, and a plurality of support frames 23 are arranged at equal intervals on the side ends of the support seat 7, and the bottom end of each support frame 23 is movably provided with a bearing mechanism, and the bottom end of the support seat 7 is provided with a supporting mechanism, the supporting mechanism can be extended into the cavity of the heightening barrel body 3, and the movable parts in the supporting mechanism can be extended to abut against the bottom of the reinforcing edge 4, and the bearing mechanism can be rotated to abut against the bottom end of the heightening barrel body 3, thereby connecting the upper and lower ends of the heightening barrel body 3 respectively through the supporting mechanism and the bearing mechanism to drive it to move; S4. Pour concrete to 1m above the assembly joint and level it. After the concrete reaches the designed strength, connect the barrel body 3 and the barrel-type foundation structure 1 into a whole.

[0021] In this embodiment, the support mechanism includes a connecting seat 9, which is adapted to the upper end opening of the high barrel body 3, and the connecting seat 9 is fixedly installed in the middle of the supporting seat 7. The side ends of the connecting seat 9 are evenly spaced and provided with a plurality of movable cavities 10, and each movable cavity 10 is provided with movable parts, and the movable parts include a supporting block 11, a tension spring 12 and a sealing member 13. The supporting block 11 is slidably assembled in the movable cavity 10, and a plurality of sealing members 13 are connected between the supporting block 11 and the inner wall of the movable cavity 10, and the inner end of the supporting block 11 is provided with a sealing member 13, and the sealing member 13 is adapted to the movable cavity 10, and the connecting member 11 is provided with a sealing member 13. The sealing member 13 is adapted to the movable cavity 10, and the connecting member 11 is provided with a sealing member 13. A connecting pipe 14 is provided inside the connecting seat 9, and the connecting pipe 14 is connected to the inner end of each movable cavity 10. An inlet valve and an outlet valve are provided at both ends of the connecting pipe 14, respectively. The inlet valve is used to input high-pressure fluid into the connecting pipe 14, and the high-pressure fluid is used to push the support block 11 to move horizontally. After the support block 11 moves outward, it can contact the bottom surface of the reinforced edge 4. A plurality of lifting ears 15 are arranged and installed on the top of the support seat 7, and a through hole 16 is opened in the middle of the support seat 7. The through hole 16 passes through the bottom surface of the connecting seat 9. The design of the through hole 16 makes it unnecessary to remove the hoisting, and concrete can be poured through the through hole 16.

[0022] In this embodiment, the bearing mechanism includes a bearing block 17 and a telescopic cylinder 18. The bearing block 17 is rotatably mounted on the bottom end of the support frame 23. The upper outer side of the bearing block 17 is connected to an adjusting seat 19. The fixed end of the telescopic cylinder 18 is hingedly mounted on the support frame 23. The piston end of the telescopic cylinder 18 is hingedly connected to the adjusting seat 19. The movement of the piston rod of the telescopic cylinder 18 can drive the bearing block 17 to rotate.

[0023] During the hoisting, first, the lifting lug 15 of the crane ship and the connecting seat 9 are installed and connected, and then the connecting seat 9 is driven to move to the top of the connecting barrel 3, and then driven to descend, so that the support seat 7 enters into the cavity of the connecting barrel 3 through the upper opening of the connecting barrel 3, and at the same time, the support frame 23 moves downward along the outer side of the connecting barrel 3, so that the bearing block 17 moves to the bottom of the connecting barrel 3. At this time, a high-pressure fluid is introduced into the connecting pipe 14. After the high-pressure fluid enters the connecting pipe 14, it will push the support block 11 to move outward, so that the support The block 11 protrudes outward (the outlet valve is opened to release pressure during unloading, and the tension spring 12 drives the support block 11 to move outward to reset and discharge the high-pressure fluid). At the same time, the telescopic cylinder 18 extends to drive the bearing block 17 to rotate from a vertical state to a horizontal state, and then the crane ship drives the connecting seat 9 to move upward, so that the support block 11 abuts against the reinforcing edge 4, and the bearing block 17 contacts with the bottom end of the height-connecting barrel body 3, thereby realizing the contact connection between the upper and lower parts of the height-connecting barrel body 3, ensuring stability during the lifting process, and finally the crane ship continues to lift, and the height-connecting barrel body 3 can be lifted.

[0024] When the height-connecting barrel body 3 moves to above the barrel-type basic structure 1 and the guide frame 2 has been initially inserted into the cavity of the barrel-type basic structure 1, the telescopic cylinder 18 drives the supporting block 17 to reset to a vertical state, and then continues to lift and lower it, so that the height-connecting barrel body 3 is completely connected to the barrel-type basic structure 1. At this time, the supporting block 17 will drop to contact the outer wall of the barrel-type basic structure 1, thereby limiting and fixing it through the support frame 23 and the supporting block 17, assisting the connection between the barrel-type basic structure 1 and the height-connecting barrel body 3, and preventing the installed height-connecting barrel body 3 from being displaced due to the force of water flow.

[0025] In this embodiment, the number of the support frames 23 is four groups, the first arc frame 20 is connected between the two groups of support frames 23 on the left, and the second arc frame 21 is connected between the two groups of support frames 23 on the right, the first arc frame 20 and the second arc frame 21 correspond to the position of the assembly seam, and the inner side surfaces of the first arc frame 20 and the second arc frame 21 are both provided with a receiving groove, and the receiving groove is embedded with an air bag 22, and the air bag 22 is connected to the external air source through the air pipe; After the installation of the heightened barrel body 3 and the barrel-type foundation structure 1 is completed, when pouring concrete, the crane ship drives the support seat 7 to descend, so that the first arc frame 20 and the second arc frame 21 move to the assembly seam of the heightened barrel body 3 and the barrel-type foundation structure 1, and then the external air source supplies air to the airbag 22, so that the airbag 22 expands to block the assembly seam, and the first arc frame 20 and the second arc frame 21 are located in the direction of water flow impact, thereby preventing water flow impact from penetrating from the assembly seam and affecting the solidification of concrete.

[0026] In this embodiment, the support frame 23 is movably arranged at the side end of the support seat 7; the left and right ends of the support seat 7 are respectively fixed with a first fixing frame 25 and a second fixing frame 26, the first fixing frame 25 and the second fixing frame 26 are adapted to the outer wall of the high barrel body 3, and the bottom ends of the first fixing frame 25 and the second fixing frame 26 are provided with a slide groove, the two groups of support frames 23 on the left are slidably assembled in the slide groove of the first fixing frame 25, and the two groups of support frames 23 on the right are slidably assembled in the slide groove of the second fixing frame 26, and the inner walls of the slide grooves of the first fixing frame 25 and the second fixing frame 26 are provided with arc-shaped racks 27, and the upper part of each support frame 23 is rotatably provided with a gear 28 near the rack 27, and the gear 28 is meshed and connected with the corresponding rack 27. A motor 29 is provided at the top of the support frame 23, and the output shaft of the motor 29 is connected to the gear 28 for driving the support frame 23 to move along the rack 27; the two ends of the first arc frame 20 are connected to the first fixed frame 25 through the first connecting rod 32, and the two ends of the second arc frame 21 are connected to the second fixed frame 26 through the second connecting rod 33. The inner end surfaces of the two groups of support frames 23 on the left are provided with a first sliding opening adapted to the first arc frame 20, so as to be slidably connected to the first arc frame 20; the inner end surfaces of the two groups of support frames 23 on the right are provided with a second sliding opening adapted to the second arc frame 21, so as to be slidably connected to the second arc frame 21, so that the support frame 23 will not affect the first arc frame 20 or the second arc frame 21 when moving; The support frame 23 can be slidably installed on the first fixed frame 25 or the second fixed frame 26, so that the contact point of the bearing mechanism can be flexibly adjusted according to the surface curvature or installation angle of the barrel-type foundation structure 1, or for the slight ovality of the barrel body caused by transportation or manufacturing errors, the spacing between the two support frames 23 can be adjusted to actively compensate for the shape deviation and ensure the reliability of the bottom bearing mechanism; during adjustment, the motor 29 drives the gear 28 to rotate, and the rotation of the gear 28 will drive the movement on the rack 27, thereby driving the support frame 23 to move along the first fixed frame 25 or the second fixed frame 26, and the motor 29 is driven to work forward and reverse to drive the support frame 23 to move back and forth, thereby adjusting the position of the bottom bearing mechanism; at the same time, the movable design of the support frame 23, after the installation of the high barrel body 3 and the barrel-type foundation structure 1 is completed, while waiting for concrete pouring, the support frame 23 can be moved to the direction of water flow impact, and the support frames 23 on both sides can resist water flow impact and limit the slight displacement of the high barrel body 3, so as to avoid structural instability before the concrete pouring solidifies.

[0027] Although the present invention has been described in detail with reference to the aforementioned embodiments, it is still possible for those skilled in the art to modify the technical solutions described in the aforementioned embodiments, or to make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. The closed structure of the embankment of the barrel-type foundation structure is characterized by: It includes a barrel-type basic structure, a plurality of guide frames and a height-connected barrel body. The plurality of guide frames are installed at the bottom of the height-connected barrel body. The lower part of the guide frame is an isosceles trapezoidal structure and extends out of the bottom of the height-connected barrel body. The lower part of the guide frame is adapted to the cavity of the barrel-type basic structure. When the height-connected barrel body is installed on the barrel-type basic structure, the guide frame can be inserted into the cavity of the barrel-type basic structure. The height-connected barrel body and the barrel-type basic structure are connected into a whole by pouring concrete.

2. The barrel-type foundation structure embankment closing mouth closure structure according to claim 1 is characterized in that: The upper opening edge of the height-connecting barrel body extends inward to form a reinforced edge. The guide frame is installed on the height-connecting barrel body by bolts, and grooves are provided at the outer ends of the inclined surfaces on both sides of the guide frame. A number of guide wheels are rotatably arranged at equal intervals in the grooves. The guide wheels and the guide frame are both made of steel, and a buffer pad is provided at the bottom end of the guide frame.

3. The construction method of the barrel-type foundation structure embankment closing mouth closed structure according to claim 2 is characterized in that: The following steps are involved: S1. Install the barrel-type foundation structure, fill the cavity with backfill sand to level it 1m from the upper edge, and prefabricate the barrel body according to the scale of the installed barrel-type foundation structure; S2. Make an adapted guide frame, and connect the prefabricated height-connecting barrel body and the guide frame into a whole by bolts; S3, after hoisting the elevated barrel body to the top of the barrel-type foundation structure, lower it to be installed on the barrel-type foundation structure, and during the lowering and installation process, the guide frame slides into the barrel-type foundation structure and is stuck in its cavity to achieve positioning; S4. Pour concrete to level it at least 1m above the assembly joint. When the concrete reaches the designed strength, connect the barrel body and the barrel foundation structure into a whole; Among them, the lifting operation of the height-connecting barrel body in step S3 is implemented by a lifting ship and a lifting assembly, and the lifting assembly is used to connect the height-connecting barrel body. The lifting assembly includes a support seat and a support frame, and the support seat is used to connect with the lifting ship. A plurality of support frames are evenly spaced at the side end of the support seat, and a bearing mechanism is movably provided at the bottom end of each support frame. A supporting mechanism is provided at the bottom end of the support seat, and the supporting mechanism can be extended into the cavity of the height-connecting barrel body, and the movable parts in the supporting mechanism can be extended to abut against the bottom of the reinforced edge, and the bearing mechanism can be rotated to abut against the bottom end of the height-connecting barrel body, thereby connecting the upper and lower ends of the height-connecting barrel body respectively through the supporting mechanism and the bearing mechanism to drive it to move.

4. The construction method according to claim 3, characterized in that: The supporting mechanism comprises a connecting seat, which is matched with the upper end opening of the heightened barrel body, and the connecting seat is fixedly installed in the middle part of the supporting seat, and a plurality of movable cavities are evenly spaced at the side ends of the connecting seat, and each of the movable cavities is provided with a movable part, and the movable part comprises a supporting block, a tension spring and a sealing member, and the supporting block is slidably assembled in the movable cavity, and a plurality of sealing members are connected between the supporting block and the inner wall of the movable cavity, and the sealing member is provided at the inner end of the supporting block, and the sealing member is matched with the movable cavity, and a connecting pipe is provided inside the connecting seat, and the connecting pipe is connected with the inner end of each movable cavity, and an inlet valve and an outlet valve are respectively provided at both ends of the connecting pipe, and the inlet valve is used to input a high-pressure fluid into the connecting pipe, and the high-pressure fluid is used to push the supporting block to make a horizontal movement, and the supporting block can contact the bottom surface of the reinforced edge after moving outward.

5. The construction method according to claim 4, characterized in that: A plurality of lifting ears are arranged and installed on the top of the support seat, and a through opening is opened in the middle of the support seat, and the through opening penetrates to the bottom surface of the connecting seat.

6. The construction method according to claim 3, characterized in that: The bearing mechanism includes a bearing block and a telescopic cylinder. The bearing block is rotatably mounted on the bottom end of the support frame. The upper outer side of the bearing block is connected to an adjusting seat. The fixed end of the telescopic cylinder is hingedly mounted on the support frame. The piston end of the telescopic cylinder is hingedly connected to the adjusting seat. The movement of the piston rod of the telescopic cylinder can drive the bearing block to rotate.

7. The construction method according to claim 3, characterized in that: There are four groups of support frames, a first arc frame is connected between the two groups of support frames on the left, and a second arc frame is connected between the two groups of support frames on the right. The first arc frame and the second arc frame correspond to the positions of the assembly seams, and the inner sides of the first arc frame and the second arc frame are provided with accommodating grooves, and airbags are embedded in the accommodating grooves, and the airbags are connected to an external air source through an air pipe.

8. The construction method according to claim 7, characterized in that: The support frame is movably arranged at the side end of the support seat; the left and right ends of the support seat are respectively fixed with a first fixed frame and a second fixed frame, the first fixed frame and the second fixed frame are adapted to the outer wall of the high barrel body, and the bottom ends of the first fixed frame and the second fixed frame are provided with a slide groove, the two groups of support frames on the left side are slidably assembled in the slide groove of the first fixed frame, and the two groups of support frames on the right side are slidably assembled in the slide groove of the second fixed frame, and the inner walls of the slide grooves of the first fixed frame and the second fixed frame are provided with arc-shaped racks, and a gear is rotatably arranged on one side of the upper part of each support frame close to the rack, and the gear is rotated with the corresponding The two ends of the first arc frame are connected to the first fixed frame through a first connecting rod, and the two ends of the second arc frame are connected to the second fixed frame through a second connecting rod. The inner end surfaces of the two groups of support frames on the left are provided with a first sliding opening adapted to the first arc frame, so as to be slidably connected to the first arc frame; the inner end surfaces of the two groups of support frames on the right are provided with a second sliding opening adapted to the second arc frame, so as to be slidably connected to the second arc frame.

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