Cantilevered support tower shore marker and its construction method

Abstract

The present invention relates to the technical field of shore markers, and discloses a cantilevered pedestal tower-type shore marker, comprising a cantilevered pedestal, a step and a shore marker, wherein the step is installed on the cantilevered pedestal, the step is arranged at one side of the cantilevered pedestal, and is arranged along the river bank; a plurality of steel support structures are arranged at the bottom of the cantilevered pedestal and the step, and the steel support structures are used to fix the cantilevered pedestal or the step to a mountain; the tower-type shore marker can be built in a canyon river section or in a place with steep mountains on both sides of a river channel, thereby ensuring the navigation function of the shore marker in the waterway section, and facilitating the navigation safety of ships.

Description

Technical Field

[0001] The invention relates to the technical field of shore markers, in particular to a cantilevered pedestal tower shore marker and a construction method thereof, and more particularly to a cantilevered pedestal tower shore marker that can be built on a steep mountain and a construction method thereof. Background Art

[0002] Shore markers are signs set on the shore to indicate the navigation of ships, and they play an important role in the safe navigation of ships. At present, shore markers are mostly built on rocky ground, soil ground or concrete slope protection on both sides of the river, and generally use gravity concrete foundation, with good construction conditions.

[0003] However, for canyon river sections and steep mountains on both sides of the river, there are generally no on-site conditions for building a gravity concrete foundation. The current solution is generally to select an open and flat area on the shore near the proposed mark to build a shore mark. Although it is convenient to build and maintain, it reduces the navigation function of the shore mark in the channel section where the mark is located, which is not conducive to the navigation safety of ships. Summary of the invention

[0004] In view of the shortcomings of the prior art, the purpose of the present invention is to provide a cantilevered pedestal tower-type shore marker, which can be built in canyon river sections and on steep mountains on both sides of the river channel, thereby ensuring the navigation function of the shore marker in the waterway section and facilitating the navigation safety of ships.

[0005] In order to achieve the above object, the present invention provides the following technical solutions:

[0006] The cantilevered pedestal tower-type shore marker is arranged on one side of the mountain along the river bank, and the cantilevered pedestal tower-type shore marker comprises a cantilevered pedestal, a step and a shore marker, the step is installed on the cantilevered pedestal, the step is arranged on one side of the cantilevered pedestal and is arranged along the river bank; a number of steel support structures are provided at the bottom of the cantilevered pedestal and the step, and the steel support structure is used to fix the cantilevered pedestal or the step to the mountain.

[0007] In the present invention, preferably, the steel support structure includes a first fixed seat, a first angle steel, a second angle steel and a second fixed seat, the first fixed seat is fixedly connected to the cantilever pedestal or the step, the first angle steel and the second angle steel are V-shaped, and one end of both are fixedly connected to the first fixed seat by bolts and nuts, and the other ends are respectively fixedly connected to the second fixed seat by bolts and nuts, and the second fixed seat is fixedly connected to the mountain; the angle between the first angle steel and the second angle steel is 30-60°.

[0008] In the present invention, preferably, the steel support structure further includes an anchor rod, and the anchor rod passes through the second fixing seat and fixes the second fixing seat on the mountain.

[0009] In the present invention, preferably, the anchor rod includes a hollow anchor rod body, a drill bit, a slurry stop plug, a pad and a fixing nut, the drill bit is threadedly connected to one side of the hollow anchor rod body, the pad is sleeved on the side of the hollow anchor rod body away from the drill bit, the slurry stop plug is welded and fixed to the hollow anchor rod body, and the fixing nut is threadedly connected to the hollow anchor rod body for holding and fixing the pad to the slurry stop plug.

[0010] In the present invention, preferably, a plurality of anchor rods are arranged at intervals on the side of the step facing the mountain, and a through hole is provided on the base plate, which is fixedly connected to the step by bolts passing through the through hole; a threaded column matching the through hole is provided on the second fixing seat, and the threaded column passes through the through hole and is threadedly connected with a nut to fix the base plate to the second fixing seat.

[0011] In the present invention, preferably, the cantilever cap is a wedge-shaped concrete cantilever cap.

[0012] In the present invention, preferably, an embedded flange is provided on the cantilevered pedestal, a flange is provided at the bottom of the shore marker, and the flange is fixed to the embedded flange by bolts; a fence is also provided around the shore marker, and the fence is fixedly connected to the flange.

[0013] In the present invention, preferably, a support column is further provided at the bottom of the cantilever pedestal, and the support column includes triangular steel, a column body and embedded parts. The triangular steel is fixed to the bottom of the cantilever pedestal, and the other end of the triangular steel is fixed to the column body; the embedded parts include a chassis, a steel column and an anchor bolt. The steel column is integrally formed with the chassis, the column body is cast with concrete, and the steel column is inside the column body. The anchor bolt is fixed to the chassis by a nut, and one end of the anchor bolt is hooked.

[0014] In the present invention, preferably, the step comprises a mooring section step and a cantilevered step, both of which are fixed by pouring concrete; the embedded part is also provided on the side of the mooring section step facing the ground.

[0015] In the present invention, preferably, the construction method of the cantilevered pedestal tower-type shore marker comprises the following specific steps:

[0016] (1) Preliminary testing of rock mechanical indicators, including rock compressive strength, tensile strength, density and weathering degree;

[0017] (2) Select a rock mass with high density and low weathering degree on the rock wall, first remove the weathered rock layer on the mountain surface, then groove the mountain according to the structural dimensions of the cast-in-place cantilever cap 1, and build a wedge-shaped concrete cantilever cap 1 as the tower-type shore marker foundation; plant the steel frame of the cantilever cap 1 before pouring, and the thickness of the root of the cantilever cap 1 is determined according to the strength and structural requirements of the concentrated load and the cantilever slab, and then cast in-situ reinforced concrete with a strength grade of C30; after the steel frame is planted, the cantilever cap 1 will have a concrete structure of no less than 600m in length, that is, the root of the cantilever cap 1, embedded in the mountain rock;

[0018] (3) The newly built cantilever cap 1 is connected to the mountain through the steel support structure 4, and the anchor rod 45 is inserted into the mountain. The depth of the anchor rod 45 is determined by the mountain rock mechanics index detected in step (1); the depth of the anchor rod 45 into the rock is more than 1.2 times the thickness of the base of the cantilever cap; and the anchor rod 45 is fixed to the mountain through grouting;

[0019] (4) A support column 5 is installed at the bottom of the cantilevered pedestal 1, and the upper section of the support column 5 is provided with a triangular steel 51 support structure, and the triangular steel 51 is connected to the cantilevered pedestal;

[0020] (5) In order to facilitate the berthing of maintenance ships and the boarding and disembarking of maintenance personnel, a step 2 is set at the marked shoreline; an anchor rod 45 is driven into the steep rock wall, and the anchor rod 45 penetrates into the interior of the mountain. Then, grouting is performed to fix the anchor rod 45 to the mountain. The cantilevered step 22 is connected to the anchor rod 45 on the side facing the mountain, and is connected to the cantilevered pedestal 1 by implanting steel bars, and then poured with concrete. Its strength grade is C30; a steel support structure 4 is set at the bottom of the cantilevered step 22 as required to assist in the fixed connection with the mountain; the berthing section step 21 is connected to the quay rock and the cantilevered pedestal 1 by implanting steel bars; its bottom is provided with an embedded part 53, and the embedded part 53 penetrates into the ground.

[0021] Compared with the prior art, the present invention has the following beneficial effects:

[0022] The cantilevered support tower-type shore marker of the present invention can be built in canyon river sections and at places with steep mountains on both sides of the river channel without a suitable foundation, thereby ensuring the navigation function of the shore marker in the channel section and facilitating the navigation safety of ships. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] Figure 1 This is a structural schematic diagram of the cantilevered pedestal tower-type shore marker in Example 1.

[0024] Figure 2 It is a side view of the cantilevered supporting platform tower-type shore marker in Example 1.

[0025] Figure 3 This is the front view of the cantilevered pedestal tower-type shore marker in Example 1.

[0026] Figure 4 This is a structural schematic diagram of the steel support structure in the cantilevered pedestal tower-type shore marker in Example 1.

[0027] Figure 5 This is a schematic diagram of the structure of the anchor rod in the cantilevered pedestal tower-type shore marker of Example 1.

[0028] Figure 6 This is a schematic diagram of the structure of the shore marker in the cantilevered pedestal tower-type shore marker in Example 1.

[0029] Figure 7 This is a structural schematic diagram of the cantilevered pedestal tower-type shore marker in Example 2.

[0030] Figure 8 This is a schematic structural diagram of the support column in the cantilevered pedestal tower-type shore marker of Example 2.

[0031] Fig. 9 This is a schematic structural diagram of the embedded parts in the cantilevered pedestal tower-type shore marker of Example 2.

[0032] In the attached drawings: 1-cantilevered pedestal, 2-step, 21-mooring section step, 22-cantilevered step, 3-shore mark, 31-flange, 32-fence, 4-steel support structure, 41-first fixed seat, 42-first angle steel, 43-second angle steel, 44-second fixed seat, 45-anchor rod, 451-hollow anchor rod body, 452-drill bit, 453-slurry stopper, 454-pad, 455-fixing nut, 5-support column, 51-triangular steel, 52-column, 53-embedded parts, 531-chassis, 532-steel column, 533-anchor bolt. DETAILED DESCRIPTION

[0033] 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.

[0034] It should be noted that when a component is referred to as being "fixed to" another component, it may be directly on the other component or there may also be a component centered. When a component is considered to be "connected to" another component, it may be directly connected to the other component or there may also be a component centered. When a component is considered to be "set on" another component, it may be directly set on the other component or there may also be a component centered. The terms "vertical", "horizontal", "left", "right" and similar expressions used herein are for illustrative purposes only.

[0035] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as those commonly understood by those skilled in the art of the present invention. The terms used herein in the specification of the present invention are only for the purpose of describing specific embodiments and are not intended to limit the present invention. The term "and / or" used herein includes any and all combinations of one or more related listed items.

[0036] Example 1: Please also refer to Figures 1 to 6 A preferred embodiment of the present invention provides a cantilevered pedestal tower-type shore marker, which is arranged on one side of a mountain along a river bank. Specifically, the cantilevered pedestal tower-type shore marker includes a cantilevered pedestal 1, a step 2 and a shore marker 3, the step 2 is installed on the cantilevered pedestal 1, the step 2 is arranged on one side of the cantilevered pedestal 1, and is arranged along the river bank; a plurality of steel support structures 4 are provided at the bottom of the cantilevered pedestal 1 and the step 2, and the steel support structure 4 is used to fix the cantilevered pedestal 1 or the step 2 to the mountain.

[0037] Since there are steep mountains near the shore mark 3, a position with good rock integrity can be selected on the rock wall to build a cantilevered pedestal 1 as the foundation of the tower-type shore mark. The foundation is cast-in-place reinforced concrete with a strength grade of C30. Furthermore, the cantilevered pedestal 1 is a wedge-shaped concrete cantilevered pedestal, which can reduce its own weight while ensuring structural stability.

[0038] In this embodiment, the steel support structure 4 includes a first fixing seat 41, a first angle steel 42, a second angle steel 43 and a second fixing seat 44. The first fixing seat 41 is fixedly connected to the cantilevered pedestal 1 or the step 2. The first angle steel 42 and the second angle steel 43 are V-shaped, and one end of both is fixedly connected to the first fixing seat 41 by bolts and nuts, and the other end is fixedly connected to the second fixing seat 44 by bolts and nuts. The second fixing seat 44 is fixedly connected to the mountain. The newly built cantilevered pedestal 1 is supported by the steel support structure 4.

[0039] In this embodiment, the included angle between the first angle steel 42 and the second angle steel 43 is 30-60 degrees, so that the two are subjected to balanced forces, thereby ensuring the stability of the cantilevered platform 1.

[0040] In this embodiment, the steel support structure 4 further includes an anchor rod 45, which penetrates the second fixing seat 44 and fixes the second fixing seat 44 to the mountain. In this embodiment, the anchor rod 45 includes a hollow anchor rod body 451, a drill bit 452, a grouting plug 453, a pad 454 and a fixing nut 455. The drill bit 452 is threadedly connected to one side of the hollow anchor rod body 451, and the pad 454 is sleeved on the side of the hollow anchor rod body 451 away from the drill bit 452. The grouting plug 453 is welded and fixed to the hollow anchor rod body 451. The fixing nut 455 is threadedly connected to the hollow anchor rod body 451, and is used to hold the pad 454 against the grouting plug 453. The anchor rod 45 penetrates into the mountain, and then the anchor rod 45 is fixed to the mountain through grouting, thereby improving the overall firmness.

[0041] In this embodiment, a plurality of anchor rods 45 are provided at intervals on the side of the step 2 facing the mountain, and a through hole is provided on the pad 454, which is fixedly connected to the step 2 by bolts passing through the through hole; a threaded column matching the through hole is provided on the second fixing seat 44, and the threaded column passes through the through hole and is threadedly connected with a nut to fix the pad 454 to the second fixing seat 44.

[0042] In this embodiment, an embedded flange is provided on the cantilevered base 1, and a flange 31 is provided at the bottom of the shore marker 3. The flange 31 is fixed to the embedded flange by bolts, and the fixing method is simple and has high firmness. A fence 32 is also provided around the shore marker 3, and the fence 32 is fixedly connected to the flange 31. The fence 32 has a certain blocking effect, thereby reducing the risk of collapse of the shore marker 3.

[0043] Example 2: Please also refer to Figures 1 to 9 A preferred embodiment of the present invention provides a cantilevered support tower type shore marker, which differs from the embodiment 1 only in that:

[0044] The bottom of the cantilevered pedestal 1 is also provided with a support column 5, which includes a triangular steel 51, a column 52 and an embedded part 53. The triangular steel 51 is fixed to the bottom of the cantilevered pedestal 1, and the other end thereof is fixed to the column 52; the embedded part 53 includes a chassis 531, a steel column 532 and an anchor bolt 533. The steel column 532 is integrally formed with the chassis 531, the column 52 is cast with concrete, and the steel column 532 is inside the column 52, and the anchor bolt 533 is passed through the steel column 532. It is fixed to the chassis 531 through a nut, and one end of the anchor bolt 533 is hooked; the upper section of the support column 5 is arranged as a triangular steel 51 support structure, and the triangular steel 51 is connected to the cantilevered pedestal, which has high stability; the lower section of the support column 5 is provided with an embedded part 53, which goes deep into the ground and can be stably rooted in the ground through the hook-type anchor bolt 533. The column body 52 is cast by concrete, and is cast together with the steel column 532 during casting, so that the stability performance of the support column 5 is greatly enhanced, and the foundation safety is strengthened.

[0045] In this embodiment, the step 2 includes a mooring section step 21 and a cantilevered step 22, both of which are fixed by pouring concrete; the mooring section step 21 is also provided with the embedded part 53 on the side facing the ground, and the embedded part 53 goes deep into the ground and can be stably rooted in the ground through the hook-type anchor bolts 533; the column 52 is cast together with the mooring section step 21, so that the step 2 is in the water level change area and will not loosen easily.

[0046] Specific construction steps:

[0047] 1. Preliminary testing of rock mechanical indicators, including rock compressive strength, tensile strength, density and weathering degree;

[0048] 2. Select a rock mass with high density and weak weathering degree on the rock wall, first remove the weathered rock layer on the mountain surface, then groove the mountain according to the structural size of the cast-in-place cantilever cap 1, and build a wedge-shaped concrete cantilever cap 1 as the tower-type shore marker foundation; plant the steel frame of the cantilever cap 1 before pouring, and the thickness of the root of the cantilever cap 1 is determined according to the strength and structural requirements of the concentrated load and the cantilever plate, and then cast in-situ reinforced concrete with a strength grade of C30; after the steel frame is planted, the cantilever cap 1 will embed a concrete structure of no less than 600m in length (i.e. the root of the cantilever cap 1) into the mountain rock;

[0049] 3. The newly built cantilever cap 1 is connected to the mountain through the steel support structure 4. The anchor rod 45 penetrates into the mountain. The depth of the anchor rod 45 is determined by the mountain rock mechanics index detected in step (1). The depth of the anchor rod 45 into the rock is more than 1.2 times the thickness of the base of the cantilever cap. Grouting is then used to fix the anchor rod 45 to the mountain and make the whole body firm.

[0050] 4. Install the support column 5 at the bottom of the cantilever cap 1. The upper section of the support column 5 is set as a triangular steel 51 support structure, and the triangular steel 51 is connected to the cantilever cap; the lower section of the support column 5 is provided with an embedded part 53, which goes deep into the ground and can be stably rooted in the ground through hook-type anchor bolts 533. The column 52 is cast with concrete and is cast together with the steel column 532 during casting, so that the stability of the support column 5 is greatly enhanced and the foundation safety is strengthened;

[0051] 5. To facilitate the berthing of maintenance ships and the boarding and disembarking of maintenance personnel, a step 2 is set at the marked shoreline; an anchor rod 45 is driven into the steep rock wall, and the anchor rod 45 penetrates into the interior of the mountain, and then grouting is performed to fix the anchor rod 45 to the mountain. The cantilevered step 22 is connected to the anchor rod 45 on the side facing the mountain, and is connected to the cantilevered cap 1 by implanting steel bars, and then poured with concrete, and its strength grade is C30; a steel support structure 4 is set at the bottom of the cantilevered step 22 according to needs to assist in fixing the connection with the mountain;

[0052] The berthing section step 21 is connected to the quay rock and the cantilevered pedestal 1 by implanting steel bars; an embedded part 53 is provided at the bottom thereof, and the embedded part 53 penetrates deep into the ground and can be stably rooted in the ground through hook-type anchor bolts 533; the column 52 is cast together with the berthing section step 21, so that the step 2 is in the water level change zone and will not loosen easily, thereby enhancing the safety of the step.

[0053] This cantilevered supporting tower-type shore mark can be built in canyon river sections and on steep mountains on both sides of the river channel without applicable foundations, which ensures the navigation function of the shore mark in the waterway section and is beneficial to the navigation safety of ships.

[0054] The above description is a detailed description of the preferred feasible embodiments of the present invention, but the embodiments are not intended to limit the scope of the patent application of the present invention. All equivalent changes or modified changes completed under the technical spirit suggested by the present invention should fall within the patent scope covered by the present invention.

Claims

1. A cantilevered platform tower-type shore marker, which is located on one side of the mountain along the river bank and is characterized by: The cantilevered cap-type tower-shaped shore marker comprises a cantilevered cap (1), a step (2) and a shore marker (3), wherein the step (2) is installed on the cantilevered cap (1), and the step (2) is arranged on one side of the cantilevered cap (1) and is arranged along the river bank; A plurality of steel support structures (4) are provided at the bottom of the cantilevered pedestal (1) and the step (2), and the steel support structures (4) are used to fix the cantilevered pedestal (1) or the step (2) to the mountain; The steel support structure (4) comprises a first fixing seat (41), a first angle steel (42), a second angle steel (43) and a second fixing seat (44); the first fixing seat (41) is fixedly connected to the cantilevered pedestal (1) or the step (2); the first angle steel (42) and the second angle steel (43) are V-shaped, and one end of both are fixedly connected to the first fixing seat (41) by bolts and nuts, and the other end is fixedly connected to one of the second fixing seats (44) by bolts and nuts; the second fixing seat (44) is fixedly connected to the mountain; the angle between the first angle steel (42) and the second angle steel (43) is 30-60°; The steel support structure (4) further comprises an anchor rod (45), wherein the anchor rod (45) penetrates the second fixing seat (44) and fixes the second fixing seat (44) on the mountain; The cantilever cap (1) is provided with an embedded flange, the bottom of the shore marker (3) is provided with a flange (31), and the flange (31) is fixed to the embedded flange by bolts; the shore marker (3) is also provided with a fence (32) around it, and the fence (32) is fixedly connected to the flange (31); A support column (5) is also provided at the bottom of the cantilevered cap (1), and the support column (5) comprises a triangular steel (51), a column (52) and an embedded part (53); The step (2) comprises a mooring section step (21) and a cantilevered step (22), both of which are fixed by pouring concrete; the mooring section step (21) is also provided with the embedded part (53) on the side facing the ground.

2. The cantilevered pedestal tower-type shore marker according to claim 1 is characterized in that: The anchor rod (45) comprises a hollow anchor rod body (451), a drill bit (452), a grout stopper (453), a pad (454) and a fixing nut (455); the drill bit (452) is threadedly connected to one side of the hollow anchor rod body (451); the pad (454) is sleeved on the side of the hollow anchor rod body (451) away from the drill bit (452); the grout stopper (453) is welded and fixed to the hollow anchor rod body (451); the fixing nut (455) is threadedly connected to the hollow anchor rod body (451) and is used to hold and fix the pad (454) against the grout stopper (453).

3. The cantilevered platform tower-type shore marker according to claim 2 is characterized in that: A plurality of anchor rods (45) are arranged at intervals on the side of the step (2) facing the mountain, and a through hole is provided on the pad (454), through which bolts penetrate to be fixedly connected to the step (2); a threaded column matching the through hole is provided on the second fixing seat (44), and the threaded column passes through the through hole and is threadedly connected to a nut to fix the pad (454) to the second fixing seat (44).

4. The cantilevered platform tower-type shore marker according to claim 1 is characterized in that: The cantilevered cap (1) is a wedge-shaped concrete cantilevered cap.

5. The cantilevered pedestal tower-type shore marker according to claim 1 is characterized in that: The triangular steel (51) is fixed to the bottom of the cantilevered pedestal (1), and the other end thereof is fixed to the column (52); the embedded part (53) comprises a chassis (531), a steel column (532) and an anchor bolt (533); the steel column (532) and the chassis (531) are integrally formed; the column (52) is cast with concrete, and the steel column (532) is inside the column (52); the anchor bolt (533) is fixed to the chassis (531) by a nut, and one end of the anchor bolt (533) is hooked.

6. A construction method, which is applicable to the cantilevered platform tower-type shore marker according to any one of claims 1 to 5, characterized in that: The method comprises the following specific steps: 1) Preliminary testing of rock mechanical indicators, including rock compressive strength, tensile strength, density and weathering degree; 2) Select a rock mass with a high density and a low degree of weathering on the rock wall, first remove the weathered rock layer on the surface of the mountain, then groove the mountain according to the structural dimensions of the cast-in-place cantilever cap (1), and build a wedge-shaped concrete cantilever cap (1) as the foundation of the tower-type shore marker; before pouring, plant the steel frame of the cantilever cap (1), and the thickness of the root of the cantilever cap (1) is determined according to the strength and structural requirements of the concentrated load and the cantilever plate, and then cast in-place reinforced concrete with a strength grade of C30; after the steel frame is planted, the cantilever cap (1) will embed a concrete structure of no less than 600m in length, i.e., the root of the cantilever cap (1), into the mountain rock; 3) The newly built cantilever cap (1) is connected to the mountain through the steel support structure (4), and the anchor rod (45) is inserted into the mountain. The insertion depth of the anchor rod (45) is determined by the mountain rock mechanics index detected in step 1); the rock penetration depth of the anchor rod (45) is more than 1.2 times the thickness of the base of the cantilever cap; and the anchor rod (45) is fixed to the mountain through grouting; 4) Install a support column (5) at the bottom of the cantilevered pedestal (1), the upper section of the support column (5) is provided with a triangular steel (51) support structure, and the triangular steel (51) is connected to the cantilevered pedestal; 5) In order to facilitate the berthing of maintenance ships and the boarding and disembarking of maintenance personnel, a step (2) is set at the marked shoreline; an anchor rod (45) is driven into the steep rock wall, the anchor rod (45) penetrates into the interior of the mountain, and then grouting is performed to fix the anchor rod (45) to the mountain; the cantilevered step (22) is connected to the anchor rod (45) facing the mountain side, and is connected to the cantilevered pedestal (1) by implanting steel bars, and then poured with concrete, and its strength grade is C30; a steel support structure (4) is set at the bottom of the cantilevered step (22) according to needs to assist in the fixed connection with the mountain; the berthing section step (21) is connected to the quay rock and the cantilevered pedestal (1) by implanting steel bars; and an embedded part (53) is provided at the bottom, and the embedded part (53) penetrates into the ground.

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