CN210975812U - Underwater pile body cutting device - Google Patents
Underwater pile body cutting device Download PDFInfo
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- CN210975812U CN210975812U CN201921665812.2U CN201921665812U CN210975812U CN 210975812 U CN210975812 U CN 210975812U CN 201921665812 U CN201921665812 U CN 201921665812U CN 210975812 U CN210975812 U CN 210975812U
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Abstract
The utility model relates to an underwater pile body cutting device, which comprises a cutting mechanism, an underwater cutting guide mechanism and a lifting device; the cutting mechanism comprises an overwater working table, a rope sawing machine, a diamond rope saw and a guide roller, wherein the diamond rope saw is connected with the rope sawing machine; the underwater cutting guide mechanisms are two, and the diamond wire saw extending out of the wire saw machine is turned from the horizontal direction on the water to the horizontal direction under the water; the hoisting device comprises a steel wire rope, a lifting hook and hoisting power equipment, wherein the steel wire rope is connected with a hoisting rod of the hoisting power equipment through the lifting hook and is used for hoisting the cut pile body away from water. The utility model provides an underwater pile body cutting device work efficiency is high, and vibrations and noise are little, the cutting plane levels and feasible multi-angle cutting does benefit to the separation operation, and remote control operation rope saw, the operation installation is reliable.
Description
Technical Field
The utility model relates to a construction engineering field is demolishd to reinforced concrete pile body under water in bridge or other structure (building) construction, in particular to pile body cutting device under water.
Background
In the existing bridge demolition construction, demolition of an underwater reinforced concrete pile body is extremely complex work, and when a demolition implementation scheme is selected, various materials, processes and equipment must be considered. The main demolition methods include an underwater blasting method, an underwater breaking hammer crushing method, an underwater cutting method and the like, the construction methods of the underwater blasting method and the underwater breaking hammer crushing method are complicated in process and high in difficulty, great potential safety hazards exist, more slag blocks are left after construction, great pollution is caused to the environment, and construction noise is large.
In the existing underwater cutting method, the diamond bead curved saw method is convenient to install, has no requirement on water depth, can cut more materials and has high cutting quality. But the diamond string bead curve saw method is difficult to control the diamond wire saw direction, easily causes the diamond wire saw to shift and block the rope to difficult control cutting position, inconvenient construction worker's operation's problem.
When the underwater cutting device is needed to be provided, the diamond wire saw is not easy to be dislocated and clamped, and the cutting position of the diamond wire saw can be effectively controlled.
SUMMERY OF THE UTILITY MODEL
The utility model provides a to prior art problem, provide a pile cutting device under water for solve the underwater cutting guider of present use and be difficult to control diamond wire saw direction, lead to diamond wire saw aversion and card rope easily to the difficult to control cutting position, the problem of inconvenient construction workman's operation.
The utility model discloses a following technical scheme realizes: an underwater pile body cutting device comprises a cutting mechanism, an underwater cutting guide mechanism and a lifting device;
the cutting mechanism comprises an overwater workbench, a rope saw fixed on the workbench and a diamond rope saw connected with the rope saw, the overwater workbench is arranged on a river bank, and the rope saw controls the diamond rope saw to rotate;
the two underwater cutting guide mechanisms are arranged on one side of the pile body to be cut side by side, and the diamond wire saw extending out of the wire saw machine is turned from the water horizontal direction to the underwater horizontal direction;
the hoisting device comprises a steel wire rope, a lifting hook, hoisting power equipment and a lifting rod connected with the hoisting power equipment, wherein one end of the steel wire rope is sleeved on the pile body, the other end of the steel wire rope is connected with the lifting hook, and the pile body is driven by the hoisting power equipment to cut and lifted away from water.
On the basis of the scheme, preferably, a guide roller is further fixed on one side of the rope saw extending out of the diamond rope saw, and the guide roller guides the diamond rope saw to enable the diamond rope saw to rotate along the horizontal direction.
On the basis of the scheme, preferably, each underwater cutting guide mechanism comprises a positioning column, an above-water positioning support connected to the above-water part of the positioning column and an underwater positioning support connected to the underwater part of the positioning column.
On the basis of the scheme, preferably, the overwater positioning support is connected with two steering pulleys, and the diamond wire saw passing through the guide roller in the horizontal direction is steered to the vertical direction; the underwater positioning support is a movable support and is connected with a steering roller, and the diamond wire saw in the vertical direction can be steered to the horizontal direction.
On the basis of the scheme, preferably, the overwater positioning support is connected with two steering pulleys, and the diamond wire saw passing through the guide roller in the horizontal direction is steered to the vertical direction; the underwater positioning support is a movable support and is connected with a steering roller, and the diamond wire saw in the vertical direction can be steered to the horizontal direction.
The utility model provides a pair of pile body cutting device under water has following advantage:
(1) the device can effectively control the cutting position of the diamond wire saw through the matching construction of the cutting mechanism and the underwater cutting guide mechanism, and the rolling operation is beneficial to improving the cutting speed, so that the problems that the diamond wire saw is easy to shift and clamp a wire, the cutting position is difficult to control and the operation of constructors is inconvenient when the existing concrete is cut underwater are solved;
(2) the vibration is small, the noise is low in the cutting process, the cutting surface is flat, multi-angle cutting can be performed, the separation operation is facilitated, and the construction efficiency is high;
(3) the rope sawing machine can be remotely controlled, so that the safety of constructors is ensured;
(4) the cut pile body is recycled, so that the environment is prevented from being polluted, and the green environmental protection is achieved.
Drawings
Fig. 1 is a side view of an underwater pile cutting device according to an embodiment of the present invention;
fig. 2 is a top view of an underwater pile cutting device according to an embodiment of the present invention;
fig. 3 is a structural diagram of an underwater pile cutting device according to an embodiment of the present invention;
the reference numerals in the schematic drawings illustrate: 1-an above-water workbench, 2-a wire saw, 3-a diamond wire saw, 4-a guide roller, 5-a positioning column, 6-an above-water positioning support, 7-an underwater positioning support, 8-a steering pulley, 9-a steering roller, 10-a steel wire rope, 11-a lifting hook, 12-a lifting rod, 13-a hoisting power device and 14-a pile body.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and examples. The drawings are in simplified form and employ non-precise ratios for the purpose of facilitating and distinctly facilitating the description of the embodiments of the invention. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.
Referring to fig. 1-3, the utility model provides an underwater pile cutting device, which comprises a cutting mechanism, an underwater cutting guide mechanism and a lifting device;
cutting mechanism includes workstation 1 on water, rope saw 2, diamond rope saw 3 and the guide roll 4 of being connected with rope saw 2, and the workstation sets up in the river bank, and on rope saw 2 was fixed in the workstation, rope saw 2 controlled diamond rope saw 3 rotated, and rope saw 2 stretches out one side of diamond rope saw 3 still is fixed with guide roll 4, leads diamond rope saw 3, makes it rotate along the horizontal direction.
Each underwater cutting guide mechanism comprises a positioning column 5, an overwater positioning support 6 connected to the overwater part of the positioning column 5 and an underwater positioning support 7 connected to the underwater part of the positioning column 5, wherein the overwater positioning support 6 is connected with two steering pulleys 8, and the diamond wire saw 3 penetrating through the guide roller 4 in the horizontal direction is steered to the vertical direction. The underwater positioning support 7 is a movable support and can control the cutting height and the cutting radius of the diamond wire saw 3. The underwater positioning support 7 is connected with a steering roller 9 which turns the diamond wire saw 3 in the vertical direction to the horizontal direction.
The underwater cutting guide mechanism is used in pairs to turn the diamond wire saw 3 extending from the wire saw 2 from the above-water horizontal direction to the underwater horizontal direction. The diamond wire saw 3 which penetrates out of the guiding device is sleeved with the pile body 14 to be cut, and the cutting positions of the diamond wire saw 3 and the pile body 14 are adjusted, so that the diamond wire saw 3 and the cutting surface are positioned on the same horizontal plane.
The hoisting device comprises a steel wire rope 10, a lifting hook 11, hoisting power equipment 13 and a lifting rod 12 connected with the hoisting power equipment 13, one end of the steel wire rope 10 is sleeved on the pile body 14, the other end of the steel wire rope is connected with the lifting rod 12 through the lifting hook 11, and the cut pile body 14 is lifted away from water under the driving of the hoisting power equipment 13.
The cutting device for underwater piles 14 is further explained below in terms of its method of use.
Step S1: firstly, measuring the elevation of the existing river bed surface, and dredging until the elevation of the river bed surface is below 2 m.
Step S2: a pair of underwater cutting guide mechanisms are arranged at proper positions on one side of a pile body 14 to be dismantled side by side, the inserted height of a positioning column 5 of each underwater cutting guide mechanism is matched with the height of the pile body 14, and the height of each underwater positioning support 7 is adjusted according to design requirements so as to be matched with a cutting surface of the pile body 14 to be cut. An overwater working platform 1 is arranged at a proper position of a river bank behind the underwater cutting guide mechanism, and a rope sawing machine 2 and a guide roller 4 are fixed on the overwater working platform 1.
Step S3: the diamond wire saw 3 extending out of the wire saw 2 passes through the guide roller 4 and then respectively passes through the steering pulleys 8 adjacent to the two underwater cutting guide mechanisms, at the moment, the diamond wire saw 3 is turned to the vertical direction from the horizontal direction, then the diamond wire saw 3 is continuously extended and respectively passes through the steering rollers 9 of the two underwater cutting guide mechanisms, at the moment, the diamond wire saw 3 is turned to the horizontal direction from the vertical direction downwards and is continuously extended, then the pile body 14 needing to be cut is sleeved, the cutting positions of the diamond wire saw 3 and the pile body 14 are adjusted, so that the diamond wire saw 3 and the cutting surface are positioned on the same horizontal plane, and then the diamond wire saw 3 is properly tightened.
Step S4: a hoisting device is arranged at a proper position on the river bank away from the pile body 14, the steel wire rope 10 is fixed on the pile body 14 to be cut, and the steel wire rope 10 is tightened through the suspender 12.
Step S5: the wire saw 2 is started to start cutting by remote control, the linear speed of the diamond wire saw 3 is ensured to be 16-20m/s, and the cutting efficiency is about 2m2And a table (4h), ensuring enough flushing fluid amount in the cutting process, fully cooling the diamond wire saw 3 and flushing away the powder falling from the grinding. The cutting radius of the diamond rope saw 3 is increased along with the reduction of the cutting plane, and each underwater positioning support 7 adjusts the position through automatic rotation, so that the diamond rope saw 3 is flush with the underwater cutting surface of the pile body 14, ropes are prevented from being clamped, and the cutting surface is guaranteed to be flat. The cutting line is generally below 2m from the height of the riverbed.
Step S6: after the pile body 14 is completely cut, the cut pile body 14 is lifted away from the water by a lifting device, and the crushed waste residues are recycled.
Finally, the method of the present application is only a preferred embodiment and is not intended to limit the scope of the present invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (4)
1. The utility model provides an underwater pile body cutting device which characterized in that: the underwater cutting device comprises a cutting mechanism, an underwater cutting guide mechanism and a hoisting device;
the cutting mechanism comprises an overwater working table (1), a rope saw (2) fixed on the working table and a diamond rope saw (3) connected with the rope saw (2), the overwater working table (1) is arranged on a river bank, and the rope saw (2) controls the diamond rope saw (3) to rotate;
the two underwater cutting guide mechanisms are arranged on one side of the pile body (14) to be cut side by side, and the diamond wire saw (3) extending out of the wire saw machine (2) is turned from the horizontal direction on the water to the horizontal direction under the water;
hoisting accessory include wire rope (10), lifting hook (11), hoist and mount power equipment (13) and with jib (12) that hoist and mount power equipment (13) are connected, wire rope (10) one end cup joints on pile body (14), the other end passes through lifting hook (11) with jib (12) are connected the drive of hoist and mount power equipment (13) will cut under the pile body (14) are hung from the aquatic and are left.
2. The underwater pile cutting device of claim 1, wherein: and a guide roller (4) is further fixed on one side of the wire saw (2) extending out of the diamond wire saw (3), and the guide roller (4) guides the diamond wire saw (3) to rotate along the horizontal direction.
3. The underwater pile cutting device of claim 1, wherein: each underwater cutting guide mechanism comprises a positioning column (5), an overwater positioning support (6) connected to the overwater part of the positioning column (5) and an underwater positioning support (7) connected to the underwater part of the positioning column (5).
4. The underwater pile cutting device of claim 3, wherein: the overwater positioning support (6) is connected with two steering pulleys (8) for steering the diamond wire saw (3) which penetrates through the guide roller (4) in the horizontal direction to the vertical direction; the underwater positioning support (7) is a movable support, the underwater positioning support (7) is connected with a steering roller (9) and can steer the diamond wire saw (3) in the vertical direction to the horizontal direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921665812.2U CN210975812U (en) | 2019-10-08 | 2019-10-08 | Underwater pile body cutting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921665812.2U CN210975812U (en) | 2019-10-08 | 2019-10-08 | Underwater pile body cutting device |
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| CN210975812U true CN210975812U (en) | 2020-07-10 |
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| CN201921665812.2U Active CN210975812U (en) | 2019-10-08 | 2019-10-08 | Underwater pile body cutting device |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112813977A (en) * | 2020-12-24 | 2021-05-18 | 中交第三航务工程局有限公司江苏分公司 | Construction method for cutting off ultrahigh concrete pipe pile by using rope saw |
| CN113843899A (en) * | 2021-10-20 | 2021-12-28 | 中南大学 | Method and system for separating abandoned buildings adjacent to existing underwater buildings |
| CN115075271A (en) * | 2022-07-08 | 2022-09-20 | 四川公路桥梁建设集团有限公司 | Underwater dismantling method for steel-concrete structure of steel cofferdam |
| CN117162282A (en) * | 2023-08-15 | 2023-12-05 | 中铁北京工程局集团城市轨道交通工程有限公司 | Rope saw cutting device |
-
2019
- 2019-10-08 CN CN201921665812.2U patent/CN210975812U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112813977A (en) * | 2020-12-24 | 2021-05-18 | 中交第三航务工程局有限公司江苏分公司 | Construction method for cutting off ultrahigh concrete pipe pile by using rope saw |
| CN113843899A (en) * | 2021-10-20 | 2021-12-28 | 中南大学 | Method and system for separating abandoned buildings adjacent to existing underwater buildings |
| CN113843899B (en) * | 2021-10-20 | 2024-02-20 | 中南大学 | Separation method for abandoned buildings adjacent to existing buildings underwater |
| CN115075271A (en) * | 2022-07-08 | 2022-09-20 | 四川公路桥梁建设集团有限公司 | Underwater dismantling method for steel-concrete structure of steel cofferdam |
| CN117162282A (en) * | 2023-08-15 | 2023-12-05 | 中铁北京工程局集团城市轨道交通工程有限公司 | Rope saw cutting device |
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