CN218492512U - Auxiliary sinking system for sinking large-diameter concrete cylinder - Google Patents
Auxiliary sinking system for sinking large-diameter concrete cylinder Download PDFInfo
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- CN218492512U CN218492512U CN202222731580.4U CN202222731580U CN218492512U CN 218492512 U CN218492512 U CN 218492512U CN 202222731580 U CN202222731580 U CN 202222731580U CN 218492512 U CN218492512 U CN 218492512U
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Abstract
The utility model relates to an auxiliary sinking system for sinking a large-diameter concrete cylinder, which belongs to the technical field of cylinder bank protection construction, and comprises a concrete water tank, a fastening connecting piece, a sealing strip, a vacuumizing device and a water injection and drainage device; the concrete water tank is used for being hung on the large-diameter concrete cylinder to shield an opening at the top of the large-diameter concrete cylinder, and is provided with a vacuumizing bin lattice and a water storage bin lattice, and the bottom of the vacuumizing bin lattice is provided with a suction hole; the fastening connecting piece is used for fastening and connecting the concrete water tank to the large-diameter concrete cylinder; the sealing strip is arranged between the top surface of the large-diameter concrete cylinder and the bottom surface of the concrete water tank; the vacuumizing equipment is connected with the suction hole and used for sucking air in the inner cavity of the large-diameter concrete cylinder; the water injection and drainage equipment is connected with the water storage bin lattices and is used for injecting or discharging ballast water into or out of the water storage bin lattices. The utility model discloses can make major diameter concrete drum sink through the negative pressure, construction convenience is swift.
Description
Technical Field
The utility model belongs to the technical field of the drum shore protection construction, especially, relate to a supplementary system of sinking that is used for major diameter concrete drum to sink.
Background
The large-diameter concrete cylinder revetment structure is a novel structure applied to marine artificial island construction, has the characteristics of quick construction, engineering manufacture, small influence on environment and the like, is a key technology for realizing quick construction of an artificial island, and is compared with a large-diameter steel cylinder revetment, the large-diameter concrete cylinder revetment is adopted, steel can be greatly saved, the construction cost is reduced, and the durability is good. However, because the diameter of the large-diameter concrete cylinder is larger, generally between ten meters and dozens of meters, the weight of the large-diameter concrete cylinder is far larger than that of the large-diameter steel cylinder, if the traditional vibration and sinking process is adopted, the requirement on the power of vibration and sinking equipment is overlarge, the requirement on construction operation is difficult to meet, the construction difficulty is high, and the application of the large-diameter concrete cylinder revetment structure is greatly limited. Therefore, how to make the large-diameter concrete cylinder sink is a technical problem which needs to be solved urgently at present.
SUMMERY OF THE UTILITY MODEL
To the above-mentioned problem that exists in the construction of current major diameter concrete cylinder shore protection, the utility model provides a supplementary system of sinking that is used for major diameter concrete cylinder to sink, it can carry out the evacuation to major diameter concrete cylinder to make major diameter concrete cylinder sink through the negative pressure, need not high-power equipment of sinking that shakes, construction convenience is swift, and the efficiency of construction is high.
The utility model provides a supplementary system of sinking that is used for major diameter concrete cylinder to sink, include:
the concrete water tank is used for being hung on the large-diameter concrete cylinder to shield an opening at the top of the large-diameter concrete cylinder, and is provided with a vacuumizing bin lattice and a water storage bin lattice, and the bottom of the vacuumizing bin lattice is provided with a suction hole for communicating an inner cavity of the large-diameter concrete cylinder when the concrete water tank is hung on the large-diameter concrete cylinder;
the fastening connecting piece is used for fastening and connecting the concrete water tank to the large-diameter concrete cylinder;
a sealing strip disposed between the top surface of the large-diameter concrete cylinder and the bottom surface of the concrete water tank to seal a gap between the top of the large-diameter concrete cylinder and the bottom of the concrete water tank;
the vacuumizing equipment is connected with the suction hole and is used for pumping air in the inner cavity of the large-diameter concrete cylinder;
and the water injection and drainage equipment is connected with the water storage bin lattice and is used for injecting or discharging ballast water into or out of the water storage bin lattice.
In some embodiments, the evacuation compartment is located in the middle, and the water storage compartment surrounds the outer periphery of the evacuation compartment.
In some of these embodiments, the concrete tank is cylindrical.
In some embodiments, the bottom of the concrete water tank is provided with a limit check ring for limiting the placement position of the concrete water tank on the large-diameter concrete cylinder, and when the concrete water tank is placed on the large-diameter concrete cylinder, the inner wall of the limit check ring is in clearance fit with the outer wall of the large-diameter concrete cylinder.
In some of these embodiments, the sealing tape is an aqueous cotton blanket.
In some of the embodiments, the auxiliary sinking system further comprises an inclinometer for monitoring the verticality of the large-diameter concrete cylinder in real time, wherein the inclinometer is installed on the outer wall of the large-diameter concrete cylinder close to the top end.
In some embodiments, the bottom of the vacuumizing bin lattice is further provided with a manhole, and when the concrete water tank is hung on the large-diameter concrete cylinder, the manhole is communicated with the inner cavity of the large-diameter concrete cylinder.
In some of these embodiments, the auxiliary sinking system further comprises a drainage device for draining off the water accumulated on the soft soil surface in the large-diameter concrete cylinder, and a dredging device for cleaning the sludge on the soft soil surface in the large-diameter concrete cylinder.
In some embodiments, the suction hole is hermetically connected with a first cover plate for opening or closing the suction hole; the manhole is connected with a second cover plate for opening or closing the manhole in a sealing way.
In some embodiments, the number of the water storage compartments is multiple, the multiple water storage compartments are uniformly distributed on the periphery of the evacuation compartment, and each water storage compartment is connected with the water injection and drainage device.
Compared with the prior art, the utility model discloses an advantage lies in with positive effect:
1. the utility model provides a supplementary system of sinking that is used for major diameter concrete drum to sink, the concrete water tank through setting up shields the opening at major diameter concrete drum top, cooperate with the sealing strip, can make the major diameter concrete drum form the enclosure space, and then the enclosure space evacuation in to major diameter concrete drum through the evacuation equipment that sets up, and pour into the ballast water into the water storage compartment check of concrete water tank through setting up the drainage equipment of annotating, can make the major diameter concrete drum sink under the action of negative pressure and the action of gravity of ballast water, need not high-power equipment of sinking that shakes, construction convenience is swift, the efficiency of construction is high;
2. the utility model provides a supplementary system of sinking for major diameter concrete drum sinks, equipment is simple and the cost is low, the implementation of being convenient for, moreover, when adopting this supplementary system of sinking to sink major diameter concrete drum, little to the environmental impact, be favorable to promoting the wide application of major diameter concrete drum revetment structure, have apparent economic benefits and social.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the invention without undue limitation to the invention. In the drawings:
fig. 1 is a schematic structural view of an embodiment of the auxiliary sinking system for sinking a large-diameter concrete cylinder according to the present invention in a state where a concrete water tank is tightly connected to the large-diameter concrete cylinder;
fig. 2 is a schematic structural view of a sinking state of a large-diameter concrete cylinder in an embodiment of the sinking-assisting system for a large-diameter concrete cylinder of the present invention;
fig. 3 is a schematic structural diagram of a concrete water tank in an embodiment of the auxiliary sinking system for sinking a large-diameter concrete cylinder of the present invention (the first cover plate and the second cover plate are not shown);
fig. 4 is a schematic structural diagram of a concrete water tank in another embodiment of the auxiliary sinking system for sinking a large-diameter concrete cylinder of the present invention (the first cover plate and the second cover plate are not shown);
fig. 5 is a connection structure diagram of the water injection and drainage device and the water storage bin lattice of the concrete water tank in another embodiment of the auxiliary sinking system for sinking the large-diameter concrete cylinder of the utility model.
In the figure:
1. a large diameter concrete cylinder; 2. a concrete water tank; 3. fastening a connecting piece; 4. sealing tape; 5. an inclinometer; 6. vacuumizing equipment; 7. water injection and drainage equipment; 8. a water injection pipe; 9. a control valve; 10. a controller;
11. a blade foot; 12. reinforcing steel bars;
21. vacuumizing the bin grid; 22. a water storage bin grid; 23. a suction hole; 24. a manhole; 25. a first cover plate; 26. a second cover plate; 27. and a limiting retainer ring.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. It is obvious that the described embodiments are only some, not all embodiments of the invention. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "center", "upper", "lower", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be taken as limiting the present invention.
The terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
As shown in fig. 1 to 3, in an exemplary embodiment of the auxiliary sinking system for sinking a large-diameter concrete cylinder of the present invention, the auxiliary sinking system for sinking a large-diameter concrete cylinder includes a concrete water tank 2, a fastening connector 3, a sealing tape 4, a vacuum pumping device 6 and a water injection and drainage device 7; the concrete water tank 2 is used for being hung on the large-diameter concrete cylinder 1 to shield an opening at the top of the large-diameter concrete cylinder 1, and is provided with a vacuumizing bin lattice 21 and a water storage bin lattice 22, and the bottom of the vacuumizing bin lattice 21 is provided with a suction hole 23 for communicating the inner cavity of the large-diameter concrete cylinder 1 when the concrete water tank 2 is hung on the large-diameter concrete cylinder 1; the fastening connector 3 is used for fastening and connecting the concrete water tank 2 to the large-diameter concrete cylinder 1; the sealing strip 4 is arranged between the top surface of the large-diameter concrete cylinder 1 and the bottom surface of the concrete water tank 2 so as to seal a gap between the top of the large-diameter concrete cylinder 1 and the bottom of the concrete water tank 2; the vacuumizing device 6 is connected with the suction hole 23 and is used for sucking air in the inner cavity of the large-diameter concrete cylinder 1; the water injection and drainage device 7 is connected to the water storage compartment 22 and is used for injecting or discharging ballast water into or out of the water storage compartment 22.
The use method of the auxiliary sinking system for sinking the large-diameter concrete cylinder comprises the following steps:
s1, hoisting a prefabricated large-diameter concrete cylinder 1 to a design position, and inserting a bottom blade 11 of the large-diameter concrete cylinder 1 into a soft soil foundation at the design position under the action of self weight;
s2, hanging the concrete water tank 2 on the large-diameter concrete cylinder 1, enabling the bottom of the concrete water tank 2 to shield an opening in the top of the large-diameter concrete cylinder 1, meanwhile, enabling the suction hole 23 to be communicated with an inner cavity of the large-diameter concrete cylinder 1, utilizing the fastening connector 3 to fasten the concrete water tank 2 to the large-diameter concrete cylinder 1, and enabling the concrete water tank 2 to compress the sealing strip 4 to seal a gap between the top of the large-diameter concrete cylinder 1 and the bottom of the concrete water tank 2;
s3, connecting the vacuumizing device 6 to the suction hole 23, connecting the water injection and drainage device 7 to the water storage bin lattices 22, pumping air out of the cavity inside the large-diameter concrete cylinder 1 through the vacuumizing device 6, simultaneously injecting ballast water into the water storage bin lattices 22 through the water injection and drainage device 7, so that the large-diameter concrete cylinder 1 sinks under the action of negative pressure and the gravity of the ballast water until the large-diameter concrete cylinder 1 sinks to a specified depth, closing the vacuumizing device 6 to stop pumping air, and lifting the concrete water tank 2 away.
Above-mentioned be used for heavy supplementary system of sinking of major diameter concrete cylinder, the opening at 1 top of major diameter concrete cylinder is shielded through concrete tank 2 that sets up, cooperate with sealing strip 4, can make the interior enclosure space that forms of major diameter concrete cylinder 1, and then the enclosure space evacuation in major diameter concrete cylinder 1 through the evacuation equipment 6 that sets up, and pour into the ballast water into to concrete tank 2's water storage storehouse check 22 through setting up drainage equipment 7, can make major diameter concrete cylinder 1 sink under the action of negative pressure and the action of gravity of ballast water, need not high-power equipment that shakes and sinks, construction convenience is swift, the efficiency of construction is high.
In order to keep the balance to make the large diameter concrete cylinder 1 sink vertically as much as possible, as shown in fig. 3, the vacuum-pumping compartment 21 is located in the middle, and the water storage compartment 22 surrounds the periphery of the vacuum-pumping compartment 21. Preferably, the concrete water tank 2 is cylindrical, and when the large-diameter concrete cylinder 1 is hoisted, the central axis of the concrete water tank 2 coincides with the central axis of the large-diameter concrete cylinder 1. It is understood that the concrete tank 2 may also be in the shape of a cube, a rectangular parallelepiped, or the like.
In order to facilitate the fastening of the concrete water tank 2 to the large-diameter concrete cylinder 1, as shown in fig. 1, a plurality of reinforcing bars 12 distributed along the circumferential direction are reserved at the top of the large-diameter concrete cylinder 1, and the fastening connector 3 is fastened to the reinforcing bars 12. Specifically, in this embodiment, the bottom correspondence of concrete tank 2 is equipped with the through-hole that supplies reinforcing bar 12 to pass, when hanging concrete tank 2, reinforcing bar 12 that makes 1 top of major diameter concrete cylinder reserve just to the through-hole of concrete tank 2 bottom and pass the through-hole, make concrete tank 2 and reinforcing bar 12 be connected the fastening through fastening connector 3 in concrete tank 2, and simultaneously, because the bottom at reservoir check 22 is seted up to the through-hole in this embodiment, produce when avoiding follow-up pouring into the ballast water and reveal, after concrete tank 2 and reinforcing bar 12 are connected the fastening, still need the gap between sealed through-hole and the reinforcing bar 12. It should be noted that an openable top cover or an opening is provided on the top of the concrete water tank 2, so that the constructor can enter the concrete water tank 2 to perform the connection and sealing operation.
In order to quickly suspend the concrete water tank 2 in place, as shown in fig. 1, a limiting retainer ring 27 for limiting the placement position of the concrete water tank 2 on the large-diameter concrete cylinder 1 is arranged at the bottom of the concrete water tank 2, and when the concrete water tank 2 is placed on the large-diameter concrete cylinder 1, the inner wall of the limiting retainer ring 27 is in clearance fit with the outer wall of the large-diameter concrete cylinder 1, so that the top end of the large-diameter concrete cylinder 1 is limited in the limiting retainer ring 27.
In order to ensure the sealing effect, it is preferable that the sealing tape 4 is a water-containing cotton blanket.
In order to ensure the verticality of the large-diameter concrete cylinder 1 during sinking, as shown in fig. 1, the auxiliary sinking system further comprises an inclinometer 5 for monitoring the verticality of the large-diameter concrete cylinder 1 in real time, wherein the inclinometer 5 is installed on the outer wall of the large-diameter concrete cylinder 1 close to the top end. Through the inclinometer 5 that sets up, can real-time supervision major diameter concrete cylinder 1 hang down straightness to when major diameter concrete cylinder 1 inclines, in time rectify major diameter concrete cylinder 1's form.
In order to correct the shape of the large-diameter concrete cylinder 1, as shown in fig. 1 and 3, a manhole 24 is further formed at the bottom of the vacuumizing bin 21, and when the concrete water tank 2 is hung on the large-diameter concrete cylinder 1, the manhole 24 is communicated with the inner cavity of the large-diameter concrete cylinder 1. When the large-diameter concrete cylinder 1 inclines, the vacuumizing equipment 6 is closed to stop air suction, a constructor enters the large-diameter concrete cylinder 1 through the arranged manhole 24 to dig out soft soil on one side deviating from the inclination direction of the large-diameter concrete cylinder 1 so as to correct the form of the large-diameter concrete cylinder 1; when the large-diameter concrete cylinder 1 is returned to vertical, the vacuum-pumping device 6 is connected to the suction hole 23 again and is pumped again so that the large-diameter concrete cylinder 1 continues to sink.
In order to ensure the safety of the construction personnel when entering the large-diameter concrete cylinder 1 for construction, it is preferable that the auxiliary sinking system further includes a drainage device (not shown in the drawings) for draining the accumulated water on the surface of the soft soil in the large-diameter concrete cylinder 1, and a dredging device (not shown in the drawings) for cleaning the sludge on the surface of the soft soil in the large-diameter concrete cylinder 1. If there is ponding on the soft soil surface in major diameter concrete cylinder 1, then before constructor gets into in major diameter concrete cylinder 1, stretch into major diameter concrete cylinder 1 through suction hole 23 with drainage equipment in, discharge ponding through drainage equipment, stretch into major diameter concrete cylinder 1 through suction hole 23 with desilting equipment again in, absorb soft soil surface silt through desilting equipment to ensure that constructor does not have the construction risk when the soft soil surface construction in major diameter concrete cylinder 1. It should be noted that the drainage equipment may be a conventional drainage pump, and the dredging equipment may be a conventional dredging pump.
Further, as shown in fig. 1, a first cover plate 25 for opening or closing the suction hole 23 is sealingly connected to the suction hole 23 to close the suction hole 23 when the suction hole 23 is not in use, to prevent a worker from falling into the large-diameter concrete cylinder 1 from the suction hole 23; the manhole 24 is sealingly connected with a second cover plate 26 for opening or closing the manhole 24 to close the manhole 24 at the time of air suction, ensuring airtightness.
In another embodiment, as shown in fig. 4, there are a plurality of water storage compartments 22, the plurality of water storage compartments 22 are uniformly distributed on the periphery of the vacuuming compartment 21, and each water storage compartment 22 is connected to the water injection and drainage device 7. When the large-diameter concrete cylinder 1 sinks, equal ballast water is injected into all the water storage bins 22 so as to prevent the large-diameter concrete cylinder 1 from deflecting as much as possible; when the large-diameter concrete cylinder 1 inclines, a certain amount of ballast water is injected into the water storage bin 22 on one side away from the inclination direction of the large-diameter concrete cylinder 1 to correct the form of the large-diameter concrete cylinder 1, the deviation rectification efficiency is high, a constructor is not required to enter the large-diameter concrete cylinder 1, and the construction risk is low. When the form of the large-diameter concrete cylinder 1 is corrected, the amount of ballast water to be injected in a large amount is determined according to the inclination degree of the large-diameter concrete cylinder 1, and the ballast water can be injected in a small amount and a large number of times, based on the fact that the large-diameter concrete cylinder 1 can be returned to the vertical state.
In order to facilitate the control of the ballast water amount injected into different water storage bin lattices 22, as shown in fig. 5, each water storage bin lattice 22 is respectively connected to the same water injection and drainage device 7 through a water injection pipe 8, a control valve 9 is installed on each water injection pipe 8, the control valve 9 on each water injection pipe 8 is connected to the same controller 10, and the controller 10 controls the ballast water amount injected into the water storage bin lattices 22 through the control valve 9. It can be understood that a set of water injection and drainage devices 7 may be respectively provided for each water storage compartment 22, and the amount of ballast water in the water storage compartment 22 is controlled by controlling the water injection amount of the water injection and drainage device 7 corresponding to each water storage compartment 22.
Finally, it should be noted that: the embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other.
The above embodiments are only used to illustrate the technical solution of the present invention and not to limit it; although the present invention has been described in detail with reference to preferred embodiments, it should be understood by those skilled in the art that: modifications can still be made to the embodiments of the invention or equivalents may be substituted for some of the features; without departing from the spirit of the present invention, it should be understood that the scope of the claims is intended to cover all such modifications and variations.
Claims (10)
1. A supplementary system that sinks for major diameter concrete cylinder is sunken, its characterized in that includes:
the concrete water tank is used for being hung on the large-diameter concrete cylinder to shield an opening at the top of the large-diameter concrete cylinder, and is provided with a vacuumizing bin lattice and a water storage bin lattice, and the bottom of the vacuumizing bin lattice is provided with a suction hole for communicating an inner cavity of the large-diameter concrete cylinder when the concrete water tank is hung on the large-diameter concrete cylinder;
the fastening connector is used for fastening and connecting the concrete water tank to the large-diameter concrete cylinder;
a sealing strip disposed between the top surface of the large diameter concrete cylinder and the bottom surface of the concrete water tank to seal a gap between the top of the large diameter concrete cylinder and the bottom of the concrete water tank;
the vacuumizing equipment is connected with the suction hole and is used for sucking air in the inner cavity of the large-diameter concrete cylinder;
and the water injection and drainage equipment is connected with the water storage bin lattices and is used for injecting or discharging ballast water into or out of the water storage bin lattices.
2. The auxiliary sinking system for large diameter concrete cylinders according to claim 1 wherein the evacuation compartment is located in the middle and the water storage compartment surrounds the periphery of the evacuation compartment.
3. The assisted sinking system for large diameter concrete cylinders according to claim 2, wherein the concrete water tank is cylindrical.
4. The assisted sinking system of claim 1, wherein the bottom of the concrete water tank is provided with a limit stop ring for limiting the position of the concrete water tank on the large diameter concrete cylinder, and when the concrete water tank is placed on the large diameter concrete cylinder, the inner wall of the limit stop ring is in clearance fit with the outer wall of the large diameter concrete cylinder.
5. An auxiliary sinking system for sinking large diameter concrete cylinders according to claim 1 wherein the sealing strip is a water-containing cotton blanket.
6. The auxiliary sinking system for large diameter concrete cylinders of claim 1 further comprising an inclinometer for monitoring the verticality of the large diameter concrete cylinder in real time, said inclinometer being mounted on the outer wall of the large diameter concrete cylinder near the top end.
7. The auxiliary sinking system for sinking a large-diameter concrete cylinder according to claim 6, wherein a manhole is further formed at the bottom of the vacuuming bin lattice, and when the concrete water tank is hung on the large-diameter concrete cylinder, the manhole is communicated with the inner cavity of the large-diameter concrete cylinder.
8. The auxiliary sinking system for large diameter concrete cylinders of claim 7, further comprising a drainage device for draining off soft soil surface standing water in the large diameter concrete cylinder and a dredging device for clearing up soft soil surface silt in the large diameter concrete cylinder.
9. An auxiliary sinking system for sinking large diameter concrete cylinders according to claim 7 or 8 wherein said suction opening is sealingly connected with a first cover plate for opening or closing said suction opening; the manhole is connected with a second cover plate for opening or closing the manhole in a sealing way.
10. The auxiliary sinking system for large-diameter concrete cylinders according to claim 6, wherein the number of the water storage compartments is multiple, the water storage compartments are uniformly distributed on the periphery of the vacuumizing compartment, and each water storage compartment is connected with the water injection and drainage device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222731580.4U CN218492512U (en) | 2022-10-17 | 2022-10-17 | Auxiliary sinking system for sinking large-diameter concrete cylinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222731580.4U CN218492512U (en) | 2022-10-17 | 2022-10-17 | Auxiliary sinking system for sinking large-diameter concrete cylinder |
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| CN218492512U true CN218492512U (en) | 2023-02-17 |
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| CN202222731580.4U Active CN218492512U (en) | 2022-10-17 | 2022-10-17 | Auxiliary sinking system for sinking large-diameter concrete cylinder |
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| CN (1) | CN218492512U (en) |
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- 2022-10-17 CN CN202222731580.4U patent/CN218492512U/en active Active
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