CN216664285U - Water dredging platform based on automatic fixed-point operation - Google Patents
Water dredging platform based on automatic fixed-point operation Download PDFInfo
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- CN216664285U CN216664285U CN202123081390.4U CN202123081390U CN216664285U CN 216664285 U CN216664285 U CN 216664285U CN 202123081390 U CN202123081390 U CN 202123081390U CN 216664285 U CN216664285 U CN 216664285U
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Abstract
An overwater dredging platform based on automatic fixed-point operation comprises an assembled ship body, a navigation positioning control device and a sediment dredging disturbance transportation device; the navigation positioning control device comprises an anchoring pile, traction equipment, a navigation positioner and a control cabinet, the sediment desilting disturbance transportation device comprises a movable hoisting mechanism, a sediment disturbance jet device and a flexible sediment discharge device, the hoisting mechanism is arranged on the assembled ship body, the sediment disturbance jet device is hung by the hoisting mechanism through a steel wire rope, and an inlet of the flexible sediment discharge device is connected with the sediment disturbance jet device. The utility model solves the problems of dredging area planning, dredging position positioning and dredging depth measurement and control in dredging operation, and platform prefabrication and convenient transportation can be realized through modularized ship case splicing; the automatic movement and fixed-point dredging operation of the dredging area are realized through the control module, the dredging and sand-discharging operation efficiency is effectively improved, and the dredging cost is greatly reduced.
Description
Technical Field
The utility model belongs to the technical field of reservoir dredging, and particularly relates to an overwater dredging platform based on automatic fixed-point operation.
Background
In order to ensure the exertion of the comprehensive benefits of the reservoir, proper desilting construction of the reservoir is necessary. The implementation of the reservoir dredging project can recover or increase the prosperity and flood control capacity of the reservoir, and is an important means for the efficiency and capacity expansion of the reservoir. At present common desilting mode is desilting operation for the desilting ship generally, and the desilting ship includes operation platform on water and desilting device under water, and traditional operation platform on water all is mainly with boats and ships, and the removal operation needs to lean on the fuel to provide the energy with taking out husky equipment, and equipment is great, and investment cost is higher, and the manpower that needs is more. The dredging area cannot be well planned, the dredging position cannot be well positioned, and the depth of the cleaned position is not accurate enough.
SUMMERY OF THE UTILITY MODEL
The utility model provides the water dredging platform based on automatic fixed-point operation, which is low in dredging cost, high in efficiency and good in effect, and aims to overcome the defects in the prior art.
In order to solve the technical problems, the utility model adopts the following technical scheme: an overwater dredging platform based on automatic fixed-point operation comprises an assembled ship body, a navigation positioning control device and a sediment dredging disturbance transportation device;
the navigation positioning control device comprises anchor piles, four traction devices, a navigation positioner and a control cabinet, wherein the traction devices and the control cabinet are arranged on the assembled ship body, the number of the anchor piles and the four traction devices are four, the four anchor piles are arranged on the bank side and are respectively positioned on the vertex of a quadrangle, the four traction devices are respectively arranged on the vertex of the quadrangle, each traction device is connected with one anchor pile through a cable, the navigation positioner is a high-precision positioner, and the data of the navigation positioner is connected with the control cabinet;
the sediment desilting disturbance transportation device comprises a movable hoisting mechanism, a sediment disturbance jet device and a flexible sediment discharge device, wherein the hoisting mechanism is arranged on the assembled ship body, the sediment disturbance jet device is hung by the hoisting mechanism through a steel wire rope, and an inlet of the flexible sediment discharge device is connected with the sediment disturbance jet device.
Can assemble the hull and include four large-scale ship casees and six small-size ship casees, four large-scale ship casees pass through the anchor rope and connect as an organic whole back rectangle hull, three small-size ship casees are established ties through the anchor rope along the fore-and-aft direction and are formed left rectangle hull, three small-size ship case passes through the anchor rope along the fore-and-aft direction and establishes ties and form right rectangle hull, left side rectangle hull rear side is passed through the anchor rope and is connected with the anterior left side of back rectangle hull, right side rectangle hull rear side is passed through the anchor rope and is connected with the anterior right side of back rectangle hull, left side rectangle hull and right rectangle hull bilateral symmetry arrange, form row's silt passageway between left side rectangle hull and the right rectangle hull, connect through the tie beam between the front side of left side rectangle hull and right rectangle hull.
The switch board sets up in back rectangle hull intermediate position, traction equipment adopts the hoist engine, wherein two hoist engines are located row silt passageway left side and front and back interval arrangement, two hoist engines are located row silt passageway left side and front and back interval arrangement in addition, two hoist engines on left two hoist engines and right side are about arranging silt passageway bilateral symmetry, the anterior left side of left side rectangle hull, the anterior right side of right side rectangle hull, anterior left side of back rectangle hull and the anterior right side of back rectangle hull all are equipped with a director, every hoist engine corresponds the hawser of being connected with an anchor pile and all passes a director that closes on.
The movable hoisting mechanism comprises a rear portal frame and a front portal frame, the rear portal frame is vertically arranged on a rear rectangular hull right behind the sludge discharge channel, a left upright of the front portal frame is fixedly arranged on the front side of the left rectangular hull, a right upright of the front portal frame is fixedly arranged on the front side of the right rectangular hull, a longitudinal slide rail located right above the sludge discharge channel is arranged between the lower part of the middle position of a cross beam of the front portal frame and the upper end of the rear portal frame, and an electric block is arranged on the longitudinal slide rail in a rolling connection mode.
Sediment disturbance fluidic device includes the open safety cover in bottom, the safety cover lower part is the cylinder structure, safety cover upper portion is the thick conical structure down, electric block's wire rope lower extreme passes through the load tester and is connected with the safety cover top, safety cover top center is connected with sand transportation pipeline, sand transportation pipeline goes up the flow direction and is equipped with the suction pump in proper order, flowmeter and sand content on-line monitoring device, the safety cover is inside to be equipped with the annular efflux pipe of circle along the circumference inner wall, the efflux pipe lower part evenly is equipped with a plurality of jet hole, the safety cover top is equipped with the depth of water detector and the jet pump for the efflux pipe water supply.
The flexible sand discharging device comprises a sand discharging pipeline and a plurality of floating cylinders which are sleeved on the outer circle of the sand discharging pipeline at intervals, the floating cylinders suspend the whole sand discharging pipeline at a certain depth underwater, the sand conveying pipeline upwards penetrates through the sand discharging channel and extends to the position below the water surface along the assembled ship body to be connected with an inlet of the sand discharging pipeline, and an outlet of the sand discharging pipeline extends to a shoreside designated sand discharging area.
By adopting the technical scheme, the navigation positioner adopts a GPS-RTK navigation positioner, monitoring is carried out through an automatic fixed point program, and the position of the platform and the water depth of an operation point are observed in real time; the control cabinet comprises corresponding lines, a visual display and an operating system, an automatic fixed-point program is arranged in the control cabinet, and the operation of pulling and releasing the cables of the four winches is automatically controlled by implementing monitoring data. Data monitored by the load tester, the flowmeter, the sand content on-line monitoring device and the water depth detector are also transmitted to the control cabinet through signal lines, and relevant data are displayed in real time through the visual display. The control cabinet controls the opening and closing of the winch, the water pump, the jet pump, the electric hoist and the like through signals.
The construction method for dredging by adopting the utility model comprises the following steps:
(1) transporting each component to a dredging site of a reservoir, firstly installing the assembled ship body, and then installing a control cabinet, four winches, four guides and a movable hoisting mechanism on the assembled ship body;
(2) positioning four anchoring piles at the peripheral bank side of the reservoir, penetrating the mooring ropes wound on four windlasses through corresponding guides to be connected with the four anchoring piles one by one, and tensioning the mooring ropes to position the assembled ship body;
(3) the method comprises the steps that an electric hoist of a movable hoisting mechanism is controlled to hoist a sediment disturbance fluidic device, the device moves forwards along a longitudinal slide rail, is suspended at the front end of a front portal frame, connects a sediment discharge pipeline of a flexible sediment discharge device to the sediment disturbance fluidic device, controls the electric hoist to slowly lower the sediment disturbance fluidic device below the water surface, controls the electric hoist to move backwards through the longitudinal slide rail, enables the sediment disturbance fluidic device to move backwards to the central position below the bottom of a platform, and is provided with a connecting beam between the front sides of a left rectangular hull and a right rectangular hull;
(4) the control cabinet is controlled to control the mooring ropes on the four winches to zoom, the assembled ship body is moved to a dredging area and is positioned through the GPS-RTK navigation positioner, the water depth detector transmits the working depth data of the bottom sediment disturbance jet device to the control cabinet, and the control cabinet is opened and closed through an electric hoist of the movable hoisting mechanism to adjust the working depth of the bottom sediment disturbance jet device.
(5) According to the underwater topography and the sediment characteristics of the dredging area measured in advance, confirming parameters such as the interval distance of dredging operation points, the sand pumping depth, the operation time and the like and inputting the parameters into an automatic operation program flow programmed into a control cabinet; starting an automatic fixed-point operation program of the control cabinet, opening each pipeline, starting or closing the winch, the water pump, the jet pump and the electric hoist equipment, and automatically moving and performing fixed-point dredging through a preset dredging navigation track. The jet pump pumps clean water in the reservoir, and high-pressure water columns are ejected to sludge below the protective cover through jet holes in the jet pipe, so that bottom sludge is disturbed to form water-sand mixed liquid, and the water-sand mixed liquid is easily pumped out by the water pump through the sand conveying pipeline. The whole sediment disturbance jet device is hoisted by the electric hoist, and lifting adjustment is carried out in the moving process of the assembled ship body according to the depth data monitored by the water depth detector in real time so as to adapt to the terrain at the bottom of the reservoir;
(6) after the desilting construction is completed, the desilting control program of the control cabinet is closed, the electric block is started to disturb the jet device, the connecting beam is detached, the electric block moves forwards along the longitudinal slide rail, the bottom mud disturbing jet device is driven to move to the front of the platform, and the bottom mud disturbing jet device is hung in a hanging mode.
(7) The control cabinet is operated to enable the mooring ropes on the four winches to be contracted and contracted, the platform is moved to the bank side, the flexible sand discharging device, the disturbance jet device, the control cabinet, the winches, the front portal frame, the rear portal frame and the longitudinal guide rail are sequentially detached, the ship body can be assembled, all equipment parts are transported to a storage point, and the whole dredging operation is completed.
In conclusion, the utility model solves the problems of dredging area planning, dredging position positioning and dredging depth measurement and control in the dredging operation. Can splice the hull and constitute the main part of desilting platform, can splice the hull and connect by a plurality of ship casees and form, can splice four hoists of installation on the hull, the hawser through GPS-RTK navigation locator control hoist engine zooms out and realize can splice the hull and remove and fix a position on water, carry out desilting regional planning through automatic operation procedure, can splice the installation portable hoisting machine structure on the hull, lift by crane sediment disturbance fluidic device, carry the silt of taking out to low reaches assigned position through suction pump and row's husky pipeline, and through the depth of water, the flow, sensor on-line implementation such as sand content on-line monitoring device monitors desilting operation key index.
According to the utility model, platform prefabrication and convenient transportation can be realized through modularized ship case splicing; the automatic movement and fixed-point dredging operation of the dredging area are realized through the control module; and the precise positioning and autonomous movement of the dredging position are realized through instruments such as a GPS-RTK navigation positioner and the like. The utility model realizes a full-automatic dredging operation mode, effectively improves the dredging and sand-discharging operation efficiency, saves manpower and material resources and greatly reduces the dredging cost. The assembled ship body can be repeatedly used as a dredging platform main body, and can also be used as a design universal module for different dredging areas.
Drawings
FIG. 1 is a schematic front view of the present invention
FIG. 2 is a schematic top view of the structure of FIG. 1;
FIG. 3 is a schematic structural diagram of the sediment desilting disturbance transportation device;
FIG. 4 is a top view of FIG. 3;
fig. 5 is a schematic structural diagram of the flexible sand discharging device.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1-5, the waterborne dredging platform based on automatic fixed-point operation comprises an assembled ship body, a navigation and positioning control device and a sediment dredging disturbance transportation device;
the navigation positioning control device comprises anchor piles (not shown), traction equipment (a winch 2), a navigation positioner (not shown) and a control cabinet 1, wherein the traction equipment and the control cabinet 1 are arranged on the assembled ship body, the number of the anchor piles and the traction equipment is four, the four anchor piles are arranged on the shore and are respectively positioned on the top of a quadrangle, the four traction equipment are respectively arranged on the top of a quadrangle, each traction equipment is connected with one anchor pile through a cable 9, the navigation positioner is a high-precision positioner, and the data of the navigation positioner is connected with the control cabinet 1;
the sediment desilting disturbance conveyer comprises a movable hoisting mechanism, a sediment disturbance jet device 24 and a flexible sediment discharge device, wherein the hoisting mechanism is arranged on the assembled ship body, the sediment disturbance jet device 24 is hung by the hoisting mechanism through a steel wire rope, and an inlet of the flexible sediment discharge device is connected with the sediment disturbance jet device 24.
Can assemble the hull and include four large-scale ship casees and six small-size ship casees, four large-scale ship casees pass through the anchor rope and connect as an organic whole back rectangle hull 3, three small-size ship casees are established ties through the anchor rope along the fore-and-aft direction and are formed left rectangle hull 4, three small-size ship casees are established ties through the anchor rope along the fore-and-aft direction and are formed right rectangle hull 5 in addition, left side rectangle hull 4 rear side is passed through the anchor rope and is connected with 3 anterior left sides of back rectangle hull, right side rectangle hull 5 rear side is passed through the anchor rope and is connected with 3 anterior right sides of back rectangle hull, left side rectangle hull 4 and right rectangle hull 5 bilateral symmetry arrange, form row's silt passageway 6 between left side rectangle hull 4 and the right rectangle hull 5, connect through tie beam 7 between the front side of left side rectangle hull 4 and right rectangle hull 5.
The movable hoisting mechanism comprises a rear portal frame 10 and a front portal frame 11, the rear portal frame 10 is vertically arranged on a rear rectangular hull 3 right behind the desilting channel 6, a left upright of the front portal frame 11 is fixedly arranged on the front side of a left rectangular hull 4, a right upright of the front portal frame 11 is fixedly arranged on the front side of a right rectangular hull 5, a longitudinal slide rail 12 located right above the desilting channel 6 is arranged between the lower part of the middle position of a cross beam of the front portal frame 11 and the upper end of the rear portal frame 10, and an electric hoist 13 is arranged on the longitudinal slide rail 12 in a rolling connection mode.
Sediment disturbance fluidic device 24 includes the open safety cover 14 in bottom, safety cover 14 lower part is the cylinder structure, safety cover 14 upper portion is the thick conical structure down of going up thin, the wire rope lower extreme of electric block 13 passes through load tester 15 and is connected with safety cover 14 top, safety cover 14 top center is connected with defeated sand pipeline 16, the last flow direction of following of defeated sand pipeline 16 is equipped with suction pump 17 in proper order, flowmeter 18 and sand content on-line monitoring device 19, safety cover 14 is inside to be equipped with annular efflux pipe 20 along the circumference inner wall, efflux pipe 20 lower part evenly is equipped with a plurality of jet orifice, safety cover 14 top is equipped with depth of water detector 25 and the jet pump 21 for efflux pipe 20 water supply.
The flexible sand discharging device comprises a sand discharging pipeline 22 and a plurality of floating drums 23 which are sleeved on the excircle of the sand discharging pipeline 22 at intervals, the floating drums 23 suspend the whole sand discharging pipeline 22 underwater for a certain depth, the sand conveying pipeline 16 upwards penetrates through the sand discharging channel 6 and extends to the position below the water surface along the assembled ship body to be connected with an inlet of the sand discharging pipeline 22, and an outlet of the sand discharging pipeline 22 extends to a designated sand discharging area on the bank side.
The navigation positioner adopts a GPS-RTK navigation positioner, carries out monitoring through an automatic fixed-point program, and observes the position of the platform and the water depth of an operation point in real time; the control cabinet 1 comprises corresponding lines, a visual display and an operating system, an automatic fixed-point program is arranged in the control cabinet, and the operation of pulling and releasing the cables 9 of the four winches 2 is automatically controlled by implementing monitoring data. The data monitored by the load tester 15, the flowmeter 18, the sand content on-line monitoring device 19 and the water depth detector 25 are also transmitted to the control cabinet 1 through signal lines, and relevant data are displayed in real time through a visual display. The control cabinet 1 controls the opening and closing of the winch 2, the water pump 17, the jet pump 21, the electric hoist 13 and other parts through signals.
The construction method for dredging by adopting the utility model comprises the following steps:
(1) transporting each component to a desilting site of a reservoir, firstly installing the assembled ship body, and then installing a control cabinet 1, four windlasses 2, four guides 8 and a movable hoisting mechanism on the assembled ship body;
(2) positioning four anchoring piles on the peripheral bank side of the reservoir, connecting the mooring ropes 9 wound on the four windlasses 2 with the four anchoring piles one by one through corresponding guides 8 by the mooring ropes 9, and tensioning the mooring ropes 9 to position the assembled ship body;
(3) an electric hoist 13 of the movable hoisting mechanism is controlled to hoist a sediment disturbance fluidic device 24, the sediment disturbance fluidic device 24 moves forwards along a longitudinal slide rail 12, the sediment disturbance fluidic device is suspended at the front end of a front portal frame 11, a sediment discharge pipeline 22 of a flexible sediment discharge device is connected to the sediment disturbance fluidic device 24, the electric hoist 13 is controlled to slowly lower the sediment disturbance fluidic device 24 below the water surface, then the electric hoist 13 is controlled to move backwards through the longitudinal slide rail 12, the sediment disturbance fluidic device 24 also moves backwards to the central position below the bottom of the platform, and a connecting beam 7 is arranged between the front sides of the left rectangular hull 4 and the right rectangular hull 5;
(4) the control cabinet 1 controls the mooring ropes 9 on the four winches 2 to zoom, the assembled ship body is moved to a desilting area and is positioned through the GPS-RTK navigation positioner, the water depth detector 25 transmits working depth data of the bottom sediment disturbance jet device 24 to the control cabinet 1, and the control cabinet 1 is opened and closed through the electric hoist 13 of the movable hoisting mechanism to adjust the working depth of the bottom sediment disturbance jet device 24.
(5) According to the underwater topography and the sediment characteristics of the dredging area measured in advance, parameters such as the interval distance of dredging operation points, the sand pumping depth, the operation time and the like are confirmed and input into an automatic operation program flow programmed into the control cabinet 1; starting an automatic fixed-point operation program of the control cabinet 1, opening each pipeline, starting or closing the winch 2, the water pump 17, the jet pump 21 and the electric hoist 13, and automatically moving and fixed-point dredging through a preset dredging navigation track. The jet pump 21 pumps clean water in the reservoir, and high-pressure water columns are ejected to sludge below the protective cover 14 through jet holes in the jet pipe 20, so that bottom sludge is disturbed to form water-sand mixed liquid, and the water-sand mixed liquid is easily pumped out through the sand conveying pipeline 16 by the water pump 17. The electric hoist 13 lifts the whole sediment disturbance jet device 24, and performs lifting adjustment in the moving process of the assembled ship body according to the depth data monitored by the water depth detector 25 in real time so as to adapt to the terrain at the bottom of the reservoir;
(6) after the dredging construction is completed, the dredging control program of the control cabinet 1 is closed, the electric hoist 13 is started to disturb the jet device, the connecting beam 7 is detached, the electric hoist 13 moves forwards along the longitudinal slide rail 12 to drive the sediment disturbing jet device 24 to move to the front of the platform, and the platform is hung in the air.
(7) The mooring ropes 9 on the four winches 2 are contracted and contracted by operating the control cabinet 1, the platform is moved to the bank, the flexible sand discharge device, the disturbance jet device, the control cabinet 1, the winches 2, the front portal frame 11, the rear portal frame 10 and the longitudinal guide rail are sequentially detached, the ship body can be assembled by splitting, all equipment parts are transported to a storage point, and the whole dredging operation is completed.
The above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (6)
1. The utility model provides a desilting platform on water based on automatic fixed point operation which characterized in that: the device comprises an assembled ship body, a navigation positioning control device and a sediment dredging disturbance transportation device;
the navigation positioning control device comprises anchor piles, four traction devices, a navigation positioner and a control cabinet, wherein the traction devices and the control cabinet are arranged on the assembled ship body, the number of the anchor piles and the four traction devices are four, the four anchor piles are arranged on the bank side and are respectively positioned on the vertex of a quadrangle, the four traction devices are respectively arranged on the vertex of the quadrangle, each traction device is connected with one anchor pile through a cable, the navigation positioner is a high-precision positioner, and the data of the navigation positioner is connected with the control cabinet;
the sediment desilting disturbance transportation device comprises a movable hoisting mechanism, a sediment disturbance jet device and a flexible sediment discharge device, wherein the hoisting mechanism is arranged on the assembled ship body, the sediment disturbance jet device is hung by the hoisting mechanism through a steel wire rope, and an inlet of the flexible sediment discharge device is connected with the sediment disturbance jet device.
2. The automatic fixed-point operation based water dredging platform as claimed in claim 1, characterized in that: can assemble the hull and include four large-scale ship casees and six small-size ship casees, four large-scale ship casees pass through the anchor rope and connect as an organic whole back rectangle hull, three small-size ship casees are established ties through the anchor rope along the fore-and-aft direction and are formed left rectangle hull, three small-size ship case passes through the anchor rope along the fore-and-aft direction and establishes ties and form right rectangle hull, left side rectangle hull rear side is passed through the anchor rope and is connected with the anterior left side of back rectangle hull, right side rectangle hull rear side is passed through the anchor rope and is connected with the anterior right side of back rectangle hull, left side rectangle hull and right rectangle hull bilateral symmetry arrange, form row's silt passageway between left side rectangle hull and the right rectangle hull, connect through the tie beam between the front side of left side rectangle hull and right rectangle hull.
3. The automatic fixed-point operation based water dredging platform as claimed in claim 2, characterized in that: the switch board sets up in back rectangle hull intermediate position, traction equipment adopts the hoist engine, wherein two hoist engines are located row silt passageway left side and front and back interval arrangement, two hoist engines are located row silt passageway left side and front and back interval arrangement in addition, two hoist engines on left two hoist engines and right side are about arranging silt passageway bilateral symmetry, the anterior left side of left side rectangle hull, the anterior right side of right side rectangle hull, anterior left side of back rectangle hull and the anterior right side of back rectangle hull all are equipped with a director, every hoist engine corresponds the hawser of being connected with an anchor pile and all passes a director that closes on.
4. The automatic fixed-point operation based water dredging platform as claimed in claim 2, characterized in that: the movable hoisting mechanism comprises a rear portal frame and a front portal frame, the rear portal frame is vertically arranged on a rear rectangular hull right behind the sludge discharge channel, a left upright of the front portal frame is fixedly arranged on the front side of the left rectangular hull, a right upright of the front portal frame is fixedly arranged on the front side of the right rectangular hull, a longitudinal slide rail located right above the sludge discharge channel is arranged between the lower part of the middle position of a cross beam of the front portal frame and the upper end of the rear portal frame, and an electric block is arranged on the longitudinal slide rail in a rolling connection mode.
5. The automatic fixed-point operation based water dredging platform as claimed in claim 4, characterized in that: sediment disturbance fluidic device includes the open safety cover in bottom, the safety cover lower part is the cylinder structure, safety cover upper portion is the thick conical structure down, electric block's wire rope lower extreme passes through the load tester and is connected with the safety cover top, safety cover top center is connected with sand transportation pipeline, sand transportation pipeline goes up the flow direction and is equipped with the suction pump in proper order, flowmeter and sand content on-line monitoring device, the safety cover is inside to be equipped with the annular efflux pipe of circle along the circumference inner wall, the efflux pipe lower part evenly is equipped with a plurality of jet hole, the safety cover top is equipped with the depth of water detector and the jet pump for the efflux pipe water supply.
6. The automatic fixed-point operation based water dredging platform as claimed in claim 5, characterized in that: the flexible sand discharging device comprises a sand discharging pipeline and a plurality of floating drums which are sleeved on the outer circle of the sand discharging pipeline at intervals, the floating drums suspend the whole sand discharging pipeline at a certain depth under water, the sand conveying pipeline upwards penetrates through the sand discharging channel and extends to the position under the water surface along the assembled ship body to be connected with an inlet of the sand discharging pipeline, and an outlet of the sand discharging pipeline extends to a designated sand discharging area on the bank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123081390.4U CN216664285U (en) | 2021-12-09 | 2021-12-09 | Water dredging platform based on automatic fixed-point operation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123081390.4U CN216664285U (en) | 2021-12-09 | 2021-12-09 | Water dredging platform based on automatic fixed-point operation |
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| Publication Number | Publication Date |
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| CN216664285U true CN216664285U (en) | 2022-06-03 |
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| CN202123081390.4U Active CN216664285U (en) | 2021-12-09 | 2021-12-09 | Water dredging platform based on automatic fixed-point operation |
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| CN (1) | CN216664285U (en) |
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2021
- 2021-12-09 CN CN202123081390.4U patent/CN216664285U/en active Active
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