CN-121992839-A - Floating device for dredging river channel and use method thereof

CN121992839ACN 121992839 ACN121992839 ACN 121992839ACN-121992839-A

Abstract

The invention discloses a floating device for dredging a river channel and a use method thereof, belonging to the technical field of river channel dredging, wherein the device comprises an onshore guiding mechanism, a telescopic connecting mechanism and a buoyancy mechanism, wherein two sides of the buoyancy mechanism are connected with the telescopic connecting mechanism through an adjusting mechanism, and the telescopic connecting mechanism is connected with the onshore guiding mechanism; the on-shore guiding mechanism comprises a first guiding unit and a second guiding unit which are respectively arranged on the two sides of the shore, a filter press for sludge treatment is arranged on the first guiding unit, and a lapping plate for dredging equipment to pass through is arranged on the second guiding unit. Meanwhile, the floating device for dredging the river channel and the using method thereof are disclosed, and the floating device is small in size and wide in application range.

Inventors

Shi Minkui
LIN GONGBO
GAO XIAOPING
HUANG ZHIXIN
LIN MINGBO
ZHENG RUI
ZHENG HUIZHEN

Assignees

福州市规划设计研究院集团有限公司

Dates

Publication Date: 20260508
Application Date: 20260330

Claims (10)

1. A floating device for dredging a river channel is characterized by comprising a shore guiding mechanism, a telescopic connecting mechanism and a buoyancy mechanism, wherein two sides of the buoyancy mechanism are connected with the telescopic connecting mechanism through an adjusting mechanism, the telescopic connecting mechanism is connected with the shore guiding mechanism, the shore guiding mechanism comprises a first guiding unit and a second guiding unit which are respectively arranged on the sides of the shore, a filter press for sludge treatment is arranged on the first guiding unit, and a bridging plate for dredging equipment to pass through is arranged on the second guiding unit.
2. The floating device for dredging river course of claim 1, wherein the first guiding unit comprises a first traveling chassis, the first traveling chassis is arranged on a guiding track on the bank, the first traveling chassis is connected with a first installation table through a first lifting platform, and a filter press is arranged on the first installation table.
3. The floating device for dredging river course of claim 2, wherein the second guiding unit comprises a second walking chassis, the second walking chassis is arranged on a guiding track on the bank, a second installation table is connected to the second walking chassis through a second lifting platform, and the middle of the second installation table is hinged to one end of the lapping plate.
4. The floating device for dredging river course of claim 2, wherein the buoyancy mechanism comprises a main floating body, a multi-stage telescopic rod is arranged in the middle of the main floating body, and a telescopic end of the multi-stage telescopic rod is connected with an auxiliary floating body.
5. The floating device for dredging river course of claim 4, wherein the main floating body is provided with at least two adjusting grooves on two sides respectively, a U-shaped protecting sleeve is fixed in the adjusting grooves, at least one guiding limiting bend is arranged on the inner side of the U-shaped protecting sleeve, and a mounting block is arranged on the guiding limiting bend.
6. The floating device for dredging river course of claim 5, wherein the adjusting mechanism comprises two adjusting springs arranged up and down, the two adjusting springs are arranged on the mounting plates at two ends of the adjusting sleeve, and the two adjusting springs are connected with the mounting blocks.
7. The floating device for dredging river course of claim 6, wherein the telescopic connecting mechanism comprises a driving screw rod and a telescopic sleeve sleeved on the driving screw rod, one end of the telescopic sleeve is hinged with the mounting block, and one end of the driving screw rod is connected with a telescopic driving motor through a universal joint.
8. The floating device for dredging river course of claim 7, wherein the top of the main floating body is provided with a protection surface, the protection surface is provided with a positioning and clamping mechanism, and the bottom of the main floating body is provided with a trigger switch for detecting the position of the amplitude floating body.
9. The floating device for dredging river course of claim 8, wherein the positioning and clamping mechanism comprises a positioning driving motor, a driving gear is arranged on an output shaft of the positioning driving motor, the first positioning rack and the second positioning rack are meshed with the driving gear, the first positioning rack and the second positioning rack are respectively arranged on guide strips on the protection surface, and the first positioning rack and the second positioning rack are respectively fixed with a first L-shaped positioning plate and a second L-shaped positioning plate.
10. The method for using the floating device for dredging the river course based on the method for using the floating device for dredging the river course, which is characterized by comprising the following specific steps: step S1, foundation fixed installation; Installing a guide rail on the shore according to the position of the construction section, and arranging a first guide unit and a second guide unit on the guide rail; S2, assembling the device; The telescopic connecting mechanism at one side is assembled with the first guiding unit, and then the telescopic connecting mechanism at one side, the buoyancy mechanism and the telescopic connecting mechanism at the other side are sequentially connected, the telescopic connecting mechanism at the other side is pulled to the second guiding unit through the traction rope, and the telescopic connecting mechanism at the other side is assembled with the second guiding unit; S3, transferring dredging equipment; The telescopic connecting mechanisms at the two sides are contracted to the shortest, so that the first guide unit, the telescopic connecting mechanism, the buoyancy mechanism and the second guide unit are positioned on the same horizontal plane, the multistage telescopic rod is started, the auxiliary floating body stretches into the water surface to set the height, the lapping plate is lapped with the main floating body, the dredging equipment sequentially enters the main floating body through the second mounting table and the lapping plate, and the dredging equipment is positioned through the positioning clamping mechanism; Step S4, dredging equipment dredging; The telescopic connecting mechanism adjusts the telescopic degree of the telescopic sleeve through a telescopic driving motor, and meanwhile, the multistage telescopic rod returns to the initial position, so that the auxiliary floating body contacts the trigger travel switch, the main floating body and the auxiliary floating body provide buoyancy together, dredging equipment performs dredging, the transverse positions of the main floating body and the auxiliary floating body are adjusted according to the telescopic amount of the telescopic connecting mechanism at two sides of the dredging progress, and the longitudinal positions of the main floating body and the auxiliary floating body are adjusted according to the longitudinal positions of the first guide unit and the second guide unit; S5, sludge treatment; The dredging device grabs the sludge and transfers it to a filter press for filtration and compression.

Description

Floating device for dredging river channel and use method thereof Technical Field The invention relates to the technical field of river dredging, in particular to a floating device for river dredging and a use method thereof. Background The river dredging is a basic project for maintaining river ecology and improving flood control and drainage capacity, and mainly aims to clear silt accumulated in a river bed, recover a normal water flow section of a river and ensure smooth water flow. The technical means of the prior art comprise the following aspects: 1. the river is locally intercepted in the dead water period, and sludge is directly dug out after the river is drained, so that the method is suitable for the conditions that the sludge depth is large and the machine is difficult to operate. 2. The sludge is directly dug out or sucked out from the river bed by using mechanical equipment such as an excavator, a dredger and the like, and the sludge dredging device is suitable for river channels with large sludge amount and easy mechanical entry. 3. The silt is dispersed by the high-pressure water gun and then pumped and removed, so that the device is suitable for narrower or sensitive water areas. For example, patent publication No. CN211285757U discloses auxiliary equipment for floating dredging of a river channel, which comprises a ship body, wherein the middle part of a cavity of the ship body is provided with an upward-arranged supporting surface for supporting dredging equipment, a fixing device for fixing the dredging equipment is arranged on the supporting surface, a positioning device for fixing the ship body is arranged on the ship body and movably arranged with the ship body, in the dredging process of the river channel, the dredging equipment is driven into the cavity of the ship body and is fixed through the fixing device, then the ship body is dragged into a river channel to be cleaned under the action of a bucket of the dredging equipment, at the moment, the ship body is fixed in the river channel through the fixing device, and then construction operation of sludge on the river channel is realized, after the dredging is completed, transfer of the dredging equipment can be realized without the aid of other transfer equipment, so that the operable range of the dredging equipment is effectively enlarged, the dredging cost is reduced, and the dredging equipment has strong practicability. But carry dredging equipment through the ship among the prior art, but for dredging equipment's steadiness, the ship volume that generally adopts is great, and applicable river course scope is narrow. Disclosure of Invention The invention aims to provide a floating device for dredging a river channel and a use method thereof, which solve the technical problems. The invention provides a floating device for dredging a river channel, which comprises a shore guiding mechanism, a telescopic connecting mechanism and a buoyancy mechanism, wherein two sides of the buoyancy mechanism are connected with the telescopic connecting mechanism through an adjusting mechanism, the telescopic connecting mechanism is connected with the shore guiding mechanism, the shore guiding mechanism comprises a first guiding unit and a second guiding unit which are respectively arranged on the sides of the shore, a filter press for sludge treatment is arranged on the first guiding unit, and a bridging plate for dredging equipment to pass through is arranged on the second guiding unit. Preferably, the first guiding unit comprises a first travelling chassis, the first travelling chassis is arranged on a guiding track on the shore, a first installation table is connected to the first travelling chassis through a first lifting platform, and a filter press is arranged on the first installation table. Preferably, the second guiding unit comprises a second walking chassis, the second walking chassis is arranged on a guiding track on the bank, a second mounting table is connected to the second walking chassis through a second lifting platform, and the middle of the second mounting table is hinged to one end of the lapping plate. Preferably, the buoyancy mechanism comprises a main floating body, a multi-stage telescopic rod is arranged in the middle of the main floating body, and the telescopic end of the multi-stage telescopic rod is connected with an auxiliary floating body. Preferably, at least two adjusting grooves are respectively arranged on two sides of the main floating body, a U-shaped protective sleeve is fixed in the adjusting grooves, at least one guiding limiting bending is arranged on the inner side of the U-shaped protective sleeve, and a mounting block is arranged on the guiding limiting bending. Preferably, the adjusting mechanism comprises two adjusting springs which are arranged up and down, the two adjusting springs are arranged on the mounting plates at two ends of the adjusting sleeve, and the two adjusting springs are connected with