CN114875839B

CN114875839B - Suspended river treatment device and suspended river treatment sand stirring boat

Info

Publication number: CN114875839B
Application number: CN202210493609.1A
Authority: CN
Inventors: 裘钧; 王光谦; 李芳芳; 王鸿儒; 周涵; 马壮壮; 郏颖慧; 程亮
Original assignee: Tsinghua University
Current assignee: Tsinghua University
Priority date: 2022-05-07
Filing date: 2022-05-07
Publication date: 2023-04-07
Anticipated expiration: 2042-05-07
Also published as: WO2023217016A1; CN114875839A

Abstract

The invention relates to a suspended river treatment device and a suspended river treatment sand stirring boat. The suspended river treatment device comprises a fixed plate, a driving assembly and a sand stirring assembly; the fixing plate is used for being connected to the ship body; the driving component is arranged on the fixed plate; the sand stirring component comprises a sand stirring piece and a roll shaft, the sand stirring piece is connected to the roll shaft and used for extending into the riverbed sediment, and the roll shaft is connected to the driving component; the driving assembly is used for driving the roller shaft to drive the sand stirring piece to rotate, so that the sand stirring piece can be inserted into the riverbed sediment and can upwards bring up part of the riverbed sediment. The sand stirring piece is connected to the roller shaft and can be inserted into riverbed sediment, the sand stirring piece has torque in the process that the driving assembly drives the roller shaft to drive the sand stirring piece to rotate, then certain power is applied to the sediment adhered to the sand stirring piece, the sediment is upwards driven to the upper layer in water flow, and the distance that the sediment is driven to move to the downstream area by the water flow is increased by means of the power of the water flow, so that the sediment is transported, and the energy consumption is reduced while the sediment removal efficiency is increased.

Description

Suspended river treatment device and suspended river treatment sand stirring boat

Technical Field

The invention relates to the technical field of environmental protection equipment, in particular to a suspended river treatment device and a suspended river treatment sand stirring boat.

Background

The suspended river refers to a river with a river bed higher than the ground of two banks, also called as an overground river, wherein the middle and the middle of a yellow river flow through loess plateaus with loose soil, and river water carries a large amount of silt and flows through the lower reaches, so that the silt is continuously accumulated, the river bed is continuously raised, the water level is raised, and the threat of flood is faced in each flood season. At present, the total length of a 'hanging river' region of a yellow river exceeds 800 kilometers, the existing hanging river treatment device mainly comprises a cutter suction boat and a drag suction boat, water and sand are mixed into slurry by stirring riverbed silt, the slurry is sucked into a pump body through a sludge suction pipe and is conveyed to a sludge discharge area through a sludge discharge pipe, however, the dredging efficiency is low due to the 'digging and conveying' mode, and energy loss is caused.

Disclosure of Invention

Based on this, it is necessary to provide a suspended river treatment device and a suspended river treatment sand stirring boat aiming at the technical problems of low dredging efficiency and energy loss at present.

A suspended river remediation device comprising:

the fixing plate is used for being connected to the ship body;

the driving assembly is arranged on one side, away from the ship body, of the fixing plate;

the sand stirring component comprises a sand stirring piece and a roll shaft, the sand stirring piece is connected with the roll shaft and is used for extending into the riverbed sediment, and the roll shaft is connected with the power output end of the driving component;

the driving assembly is used for driving the roller shaft to drive the sand stirring piece to rotate so that the sand stirring piece can upwards bring part of riverbed silt when being inserted into the riverbed silt.

In one embodiment, the sand stirring member comprises a sand stirring rod, one end of the sand stirring rod is connected with the roller, and the other end of the sand stirring rod extends in a direction far away from the roller.

In one embodiment, the sand stirring member further comprises a hook connected to an end of the sand stirring rod away from the roller shaft, the hook being used for lifting a part of the riverbed sediment upward when the sand stirring member is inserted into the riverbed sediment.

In one embodiment, the number of the sand stirring pieces is multiple, and the multiple sand stirring pieces are arranged around the axis of the roller shaft.

In one embodiment, the suspended river treatment device further comprises a jet assembly, wherein the jet assembly comprises a jet piece and a spray head;

the jet flow piece is arranged on the fixing plate and is used for generating jet fluid;

the inlet of the spray head is communicated with the outlet of the jet flow piece and is used for enabling the jet flow generated by the jet flow piece to be sprayed out through the spray head so as to lift the riverbed silt.

In one embodiment, the spray head is arranged on the outer peripheral surface of the roll shaft, and the spray head is configured to be capable of rotating under the driving of the roll shaft so as to change the spraying direction of the spraying fluid sprayed out from the spray head, so that the spraying fluid can lift the riverbed silt lifted by the sand stirring piece to the upper layer of the water flow.

In one embodiment, a flow passage is arranged in the roll shaft, one end of the flow passage is communicated with the inlet of the spray head, and the other end of the flow passage is communicated with the outlet of the jet flow piece;

the jet fluid from the jet member flows through the flow passage into the inlet of the nozzle.

In one embodiment, the suspended river treatment device further comprises a first connecting arm provided with a circulation cavity, one end of the first connecting arm is connected to the fixing plate, the other end of the first connecting arm is rotatably connected to the roll shaft, one end of the circulation cavity is communicated with the outlet of the jet flow piece, and the other end of the circulation cavity is communicated with the flow channel of the roll shaft.

In one embodiment, the driving assembly comprises a driving member and a transmission module, the driving member is disposed between the roller shaft and the hull, one end of the transmission module is in transmission connection with the driving member, the other end of the transmission module is in transmission connection with the roller shaft, and the driving member drives the roller shaft to rotate through the transmission module.

The invention also provides a suspended river treatment sand stirring boat which can solve at least one technical problem.

A suspended river treatment sand stirring boat comprises the suspended river treatment device and a boat body, wherein the suspended river treatment device is installed on the boat body.

In one embodiment, the axial direction of the roller is along the traveling direction of the ship body, and the sand stirring piece can provide steering power for the ship body in the process of lifting the riverbed sediment upwards.

Has the beneficial effects that:

the suspended river treatment device provided by the embodiment of the invention comprises a fixing plate, a driving assembly and a sand stirring assembly; the fixing plate is used for being connected to the ship body; the driving component is arranged on the fixed plate; the sand stirring component comprises a sand stirring piece and a roll shaft, the sand stirring piece is connected to the roll shaft and used for extending into the riverbed sediment, and the roll shaft is connected to the power output end of the driving component; the driving assembly is used for driving the roller shaft to drive the sand stirring piece to rotate, so that the sand stirring piece can be inserted into the riverbed sediment and can upwards bring up part of the riverbed sediment. In this application, the sand stirring piece is connected to the roller and can be inserted into riverbed sediment, the driving assembly drives the roller to drive the sand stirring piece to rotate, the sand stirring piece has torque, then certain power for the sediment attached to the sand stirring piece is applied, the sand stirring piece is upwards brought to the upper layer in water flow, and then the power of the water flow is used for improving the path of the sediment driven by the water flow to move to the downstream area, so that the sediment is transported, and the energy consumption is reduced while the dredging efficiency is improved.

The suspended river treatment sand stirring boat comprises the suspended river treatment device, wherein the suspended river treatment device is arranged on a boat body, and at least one technical effect can be realized.

Drawings

Fig. 1 is a partial sectional view of a suspended river treatment device in an embodiment of the invention.

Reference numbers:

100-fixing plate; 110-a box body; 111-lumen; 120-a first connecting arm; 121-a flow-through chamber; 130-a second connecting arm; 131-a mounting cavity; 140-high pressure swivel; 141-a mating cavity; 150-a support base; 160-pipe interface; 200-a drive assembly; 210-a driver; 220-a transmission module; 310-stirring sand; 311-a sand stirring rod; 312-hook; 320-a roll shaft; 321-a flow channel; 410-a spray head; 420-mounting seat.

Detailed Description

In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein.

In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the invention and to simplify the description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or to implicitly indicate the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood according to specific situations by those of ordinary skill in the art.

In the present invention, unless otherwise expressly stated or limited, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through an intermediate. Also, a first feature "on," "above," and "over" a second feature may be directly on or obliquely above the second feature, or simply mean that the first feature is at a higher level than the second feature. A first feature "under," "beneath," and "under" a second feature may be directly under or obliquely under the second feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "upper," "lower," "left," "right," and the like as used herein are for illustrative purposes only and do not denote a unique embodiment.

Referring to fig. 1, fig. 1 is a partial sectional view of a suspended river treatment device according to an embodiment of the present invention. The suspended river treatment device provided by the embodiment of the invention comprises a fixing plate 100, a driving assembly 200 and a sand stirring assembly; the fixing plate 100 is for coupling to the hull; the driving assembly 200 is mounted on the fixing plate 100; the sand stirring component comprises a sand stirring piece 310 and a roller 320, the sand stirring piece 310 is connected with the roller 320 and is used for extending into the riverbed sediment, and the roller 320 is connected with the power output end of the driving component 200; the driving assembly 200 is used for driving the roller 320 to drive the sand stirring member 310 to rotate, so that the sand stirring member 310 can be inserted into the riverbed sediment and can lift part of the riverbed sediment upwards.

Specifically, the sand stirring member 310 is connected to the roller 320 and can be inserted into the riverbed sediment, and in the process that the driving assembly 200 drives the roller 320 to drive the sand stirring member 310 to rotate, the sand stirring member 310 has a torque, and then applies a certain power to the sediment adhered to the sand stirring member 310 to lift the sediment upwards to the upper layer of the water flow, and then the power of the water flow improves the path of the water flow driving the sediment to move to the downstream area, so that the transport of the sediment is realized, and the energy consumption is reduced while the dredging efficiency is improved. The riverbed sediment refers to sediment deposited on a riverbed.

In one embodiment, the sand stirring member 310 includes a sand stirring rod 311, and one end of the sand stirring rod 311 is connected to the roller 320 and the other end thereof protrudes away from the roller 320.

Specifically, when the roller 320 is placed on the bed surface of the river bed, the sand stirring rod 311 located at the lower end of the roller 320 can be inserted into the river bed silt, and one end of the sand stirring rod 311 far away from the roller 320 extends in the direction far away from the roller 320, so that the depth of the sand stirring rod 311 inserted into the river bed silt is deeper, and in the process that the sand stirring rod 311 synchronously rotates along with the roller 320, the sand stirring rod 311 can stir up more river bed silt and lift the silt upwards to the upper layer in the water flow, thereby improving the dredging efficiency.

In one embodiment, the sand stirring member 310 further comprises a hook 312, the hook 312 is connected to the end of the sand stirring rod 311 away from the roller 320, and the hook 312 is configured to lift a portion of the bed silt upward when the sand stirring member 310 is inserted into the bed silt.

Specifically, when the sand stirring member 310 is inserted into the riverbed sediment, the hook 312 positioned at the bottom end of the roller 320 can catch part of the riverbed sediment, and in the process that the hook 312 and the roller 320 rotate synchronously, the part of the riverbed sediment caught by the hook 312 can rotate synchronously with the hook 312, and then the part of the riverbed sediment is lifted to the upper layer in the water flow by the hook 312 in the obliquely upward direction after obtaining certain power, so that the dredging efficiency is improved. Wherein, the setting of crotch 312 has increased the quantity that sand stirring member 310 brought silt upwards, has improved the desilting efficiency. Preferably, the sand-stirring member 310 is a rake.

In other embodiments, the sand stirring member 310 further comprises a sand stirring blade connected to the end of the sand stirring rod 311 away from the roller 320, as long as it can lift more sediment on the river bed upwards.

In one embodiment, the number of the sand stirring members 310 is plural, and the plural sand stirring members 310 are arranged around the axis of the roller 320.

Specifically, in the process that the sand stirring members 310 rotate along with the roller 320, the plurality of sand stirring members 310 arranged around the axis of the roller 320 are circularly inserted into the riverbed sediment, and the riverbed sediment is continuously lifted to the upper layer in the water flow, so that the sediment deposited on the riverbed under the current area can be cleaned, and a better dredging effect is achieved.

Further, a plurality of mounting seats 420 are provided on the outer circumferential surface of the roller shaft 320, and the sand stirring rod 311 extends into the mounting seats 420 to be connected with the mounting seats 420. When the sand stirring piece 310 is damaged and needs to be replaced, only the sand stirring piece 310 on the mounting seat 420 needs to be replaced, and the service life of the sand stirring assembly is prolonged.

In one embodiment, the suspended river remediation device further comprises a jet assembly, the jet assembly comprising a jet member and a sprinkler 410; the fluidic member is mounted to the fixed plate 100 and is used to generate an ejection fluid; the inlet of the nozzle 410 is connected to the outlet of the jet member, and is used for spraying the jet fluid generated by the jet member through the nozzle 410, so as to lift the sediment on the river bed. It should be noted that the injection fluid refers to a fluid with a relatively high pressure, for example, a fluid with a pressure > 0.3 MPa. The fluid may be water flow, air flow, etc.

Specifically, the jet flow member generates jet fluid, and the jet fluid is jetted out through the nozzle 410, so that the jet fluid jetted out from the nozzle 410 has a large impact force, and when the jet fluid is jetted to riverbed silt, the riverbed silt can be stirred; when the jet fluid is jetted in the water flow, the silt brought up by the sand stirring piece 310 in the water flow can be further lifted upwards, so that the distance of the water flow driving the silt to move downstream is increased, and the dredging efficiency is improved. Preferably, the fluidic member is a high pressure pump.

In one embodiment, the spray heads 410 are installed on the outer circumferential surface of the roller 320, and the spray heads 410 are configured to rotate under the driving of the roller 320 to change the spraying direction of the spraying fluid sprayed from the spray heads 410, so that the spraying fluid can lift the riverbed silt lifted by the sand stirring member 310 to the upper layer of the water flow.

Specifically, in the process that the spray nozzles 410 and the roll shaft 320 rotate synchronously, the spray direction of the spray fluid sprayed by the spray nozzles 410 is changed all the time, so that a large spray range is provided, and the riverbed silt in the spray range can be lifted upwards by the impact force of the spray fluid. Meanwhile, in the synchronous rotation process of the spray head 410 and the roll shaft 320, the roll shaft 320 also applies certain power to the jet fluid sprayed by the spray head 410, so that the impact force of the jet fluid is improved, and the silt can be further lifted when the impact force of the jet fluid is received. The nozzle 410 and the sand stirring piece 310 are arranged on the outer peripheral surface of the roller 320, and the rotation of the sand stirring piece 310 and the nozzle 410 is realized through one part of the roller 320, so that the energy is saved.

In one embodiment, the number of the nozzles 410 is plural, and the plural nozzles 410 are arranged alternately with the plural sand stirring members 310.

Specifically, in the process of rotating the roller 320, the plurality of sand stirring members 310 arranged on the outer peripheral surface of the roller 320 circularly and continuously lift the riverbed sediment, the plurality of nozzles 410 circularly and continuously spray the jet fluid in all directions, and the plurality of nozzles 410 and the plurality of sand stirring members 310 are arranged in a staggered manner, so that the nozzles 410 and the sand stirring members 310 are mutually matched, the sediment lifted by the sand stirring members 310 is continuously sprayed by the jet fluid sprayed by the nozzles 410, and the sediment is continuously lifted. Because silt is constantly being raised, silt can be located the higher water layer of rivers all the time promptly, drives the in-process that silt moved downstream at rivers, and the distance that silt can move is longer, realizes the transport to silt, improves desilting efficiency. The spray heads 410 and the sand stirring members 310 are arranged in a staggered mode, so that when the spray heads 410 spray fluid towards the riverbed, the influence on the hooks 312 catching the riverbed sediment can be reduced.

In one embodiment, a flow passage 321 is formed in the roller shaft 320, one end of the flow passage 321 is communicated with the inlet of the spray head 410, and the other end is communicated with the outlet of the jet member; the injection fluid from the fluidic component flows through the flow path 321 to the inlet of the nozzle 410.

Specifically, the jet fluid generated by the jet member flows into the flow passage 321 and is then ejected from the plurality of nozzles 410 connected to the outer circumferential surface of the roller shaft 320, so that the impact on the silt in the water flow is realized, and the arrangement of other components is reduced by arranging the flow passage 321 communicating the outlet of the jet member and the inlet of the nozzle 410 in the roller shaft 320, so that the structure of the device is more compact.

Further, the diameter of the nozzle 410 is much smaller than the diameter of the flow channel 321, so that the pressure of the jet fluid sprayed from the nozzle 410 is higher, the impact force is stronger, and the silt carried by the sand stirring member 310 in the water flow can be lifted to a higher position in the water flow.

In one embodiment, the suspended river control device further comprises a first connecting arm 120 having a flow chamber 121, one end of the first connecting arm 120 is connected to the fixing plate 100, the other end is rotatably connected to the roller 320, one end of the flow chamber 121 is communicated with the outlet of the jet member, and the other end is communicated with the flow passage 321 of the roller 320.

Specifically, the fluidic member is connected to the first connecting arm 120, and the opening of the fluidic member is communicated with the flow channel 321 through the flow cavity 121, so that the fluidic member can be prevented from rotating, and the fluidic member can stably generate the ejection fluid.

Further, the device is administered to dangle river still includes the high pressure rotary joint 140 that is equipped with cooperation chamber 141, and high pressure rotary joint 140 is connected with first connecting arm 120, and rotates with the one end of roller 320 and be connected, and circulation chamber 121 and runner 321 are through cooperation chamber 141 intercommunication to realize sealed and rotation connection (for prior art, so no longer describe) between the chamber wall of cooperation chamber 141 and the roller 320 outer peripheral face through high pressure rotary joint 140, realize that the fluid that spouts from shower nozzle 410.

Furthermore, the suspended river treatment device further comprises a pipeline interface 160, the jet flow piece is installed on the fixing plate 100, one end of the pipeline interface 160 is communicated with the outlet of the jet flow piece, the other end of the pipeline interface 160 is communicated with the circulation cavity 121, and the pipeline interface 160 is arranged to facilitate replacement of the jet flow piece. In other embodiments, the fluidic pieces may also be mounted to the hull.

In one embodiment, the driving assembly 200 includes a driving member 210 and a transmission module 220, the driving member 210 is disposed between the roller 320 and the hull, one end of the transmission module 220 is in transmission connection with the driving member 210, the other end of the transmission module 220 is in transmission connection with the roller 320, and the driving member 210 drives the roller 320 to rotate through the transmission module 220.

Specifically, by providing the transmission module 220, the driving member 210 can stably drive the roller 320 to rotate when the driving member 210 is disposed between the roller 320 and the hull. Because the driving piece 210 is arranged between the roll shaft 320 and the ship body, in the running process of the ship body, the scratch of silt, gravel, plants and the like on the river bed to the driving piece 210 can be reduced, and the driving piece 210 is protected. Simultaneously, compare in the direct mode of being connected with roller 320 rotation of driving piece 210, with the mode of driving piece 210 setting up between roller 320 and hull in this scheme, can also reduce the volume of device for the structure is compacter.

Further, the transmission module 220 is a pulley transmission, and in other embodiments, the transmission module 220 may also be a gear transmission or a sprocket transmission, as long as the transmission between the driving member 210 and the roller 320 can be realized.

In one embodiment, the suspended river treatment device further comprises a second connecting arm 130 and a box body 110; the second connecting arm 130 is provided with a mounting cavity 131, one end of the second connecting arm 130 is rotatably connected with the roller shaft 320, the other end of the second connecting arm 130 is connected with the fixing plate 100, and the transmission module 220 is accommodated in the mounting cavity 131; the box body 110 has an inner cavity 111, the box body 110 is connected to the fixing plate 100, the inner cavity 111 is communicated with the mounting cavity 131, the driving member 210 is mounted in the box body 110, and an output end of the driving member 210 extends into the mounting cavity 131 and is connected with the transmission module 220.

Specifically, drive module 220 holds and locates in installation cavity 131, the output of driving piece 210 stretches into in installation cavity 131 from inner chamber 111 and is connected with drive module 220 transmission, the one end that first linkage arm 120 was kept away from to roller 320 stretches into in installation cavity 131 and is connected with drive module 220 transmission, thereby make driving piece 210 and drive module 220 be located seal structure, can play the guard action to driving piece 210 and drive module 220, prevent that water from causing the interference to the normal operating of driving piece 210 and drive module 220.

Further, the second connecting arm 130 and the first connecting arm 120 are arranged at an interval in the axial direction of the roller shaft 320, and the box body 110 is arranged between the first connecting arm 120 and the second connecting arm 130, so that in the running process of the ship body, the first connecting arm 120 and the second connecting arm 130 can reduce the scraping and rubbing of gravel, plants and the like on the river bed on the box body 110, and the driving piece 210 in the box body 110 can be better protected.

Furthermore, the suspended river treatment device further comprises a support seat 150, the two ends of the roll shaft 320 are rotatably connected with the support seat 150, and the support seat 150 plays a role in supporting the roll shaft 320. Preferably, the support seat 150 is a bearing seat.

An embodiment of the invention provides a suspended river treatment sand stirring boat which comprises the suspended river treatment device and a boat body, wherein the suspended river treatment device is arranged on the boat body.

Specifically, the mud stirring piece 310 and the shower nozzle 410 spun injection fluid among the device are administered to the dangling river in this application can upwards bring riverbed silt to the upper strata in the rivers, then with the help of the power of rivers itself, carry silt to the low reaches region to can the efficient clear up riverbed silt, play the guard action to the environment, simultaneously, reduce the energy consumption loss.

In one embodiment, the axial direction of the roller 320 is coincident with the traveling direction of the ship hull, i.e. the axial direction of the roller 320 is along the traveling direction of the ship hull, and the steering power can be provided for the ship hull during the process that the sand stirring piece 310 lifts the riverbed sediment upwards.

Specifically, in the process that the sand stirring member 310 rotates in synchronization with the roller 320, the sand stirring rod 311 can be inserted into the riverbed sediment, and the hook 312 can catch a portion of the riverbed sediment and lift the caught riverbed sediment upward. In the process that the hook 312 catches and carries the riverbed sediment upwards, the hook 312 can receive the reverse acting force applied by the riverbed sediment, the axial direction of the roll shaft 320 is along the advancing direction of the ship body, the direction of the reverse acting force received by the hook 312 forms an angle with the advancing direction of the ship body, so that the posture adjustment can be provided for the ship body by the reverse acting force received by the hook 312 to provide steering power, and further, the energy consumption can be reduced. It should be noted that the traveling direction of the hull refers to a direction in which the hull travels along the flow direction of the water flow.

Furthermore, the number of the suspended river treatment devices is multiple, and the two suspended river treatment devices are respectively arranged on two side edges of the ship body in the advancing direction. When the ship body normally runs, the suspended river treatment devices on the two sides of the ship body along the advancing direction normally work, and the steering power provided by the suspended river treatment devices on the two sides to the ship body can be mutually offset, so that the ship body can normally run along the advancing direction; when the ship body needs to adjust the posture to steer, the rotating direction of the part of the driving pieces 210 can be changed, so that the steering force of one side of the ship body is larger than that of the other side of the ship body, the ship body adjusts the posture of the ship body through the obtained steering power, and the energy consumption is reduced.

All possible combinations of the technical features of the above embodiments may not be described for the sake of brevity, but should be considered as within the scope of the present disclosure as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent should be subject to the appended claims.

Claims

1. A device is administered to dangling river, its characterized in that includes:

a fixing plate for connecting to a hull;

the sand stirring component comprises a sand stirring piece and a roll shaft, the sand stirring piece is connected to the roll shaft and used for extending into riverbed sediment, and the roll shaft is connected to the power output end of the driving component;

the driving assembly is used for driving the roller shaft to drive the sand stirring piece to rotate so as to enable the sand stirring piece to be capable of upwards carrying part of riverbed silt when being inserted into the riverbed silt;

the jet assembly comprises a jet piece and a spray head, the jet piece is arranged on the fixed plate and used for generating jet fluid, the spray head is arranged on the outer peripheral surface of the roll shaft, and an inlet of the spray head is communicated with an outlet of the jet piece and used for enabling the jet fluid generated by the jet piece to be sprayed out through the spray head;

the spray head is configured to be capable of rotating under the driving of the roll shaft so as to change the spraying direction of the spraying fluid sprayed out by the spray head, and the riverbed silt carried by the sand stirring piece is lifted to the upper layer of the water flow by the spraying fluid.

2. A suspended river treatment device according to claim 1 wherein the sand stirring means comprises a sand stirring rod, one end of the sand stirring rod being connected to the roller shaft and the other end extending away from the roller shaft.

3. A suspended river treatment device as claimed in claim 2 wherein the said stirring member further comprises a hook connected to the end of the said stirring rod remote from the said roller, the said hook being adapted to lift part of the said bed silt upward when the said stirring member is inserted into the said bed silt.

4. A suspended river treatment apparatus as claimed in claim 1, wherein the number of the sand-stirring members is plural, and plural sand-stirring members are arranged around the axis of the roll shaft.

5. The suspended river treatment device according to claim 1, wherein a flow channel is arranged in the roll shaft, one end of the flow channel is communicated with the inlet of the spray head, and the other end of the flow channel is communicated with the outlet of the jet member;

the jet fluid flowing out of the jet flow piece flows into the inlet of the spray head through the flow passage.

6. The device of claim 5, further comprising a first connecting arm having a flow chamber, wherein one end of the first connecting arm is connected to the fixing plate and the other end is rotatably connected to the roller shaft, and one end of the flow chamber is connected to the outlet of the jet member and the other end is connected to the flow passage of the roller shaft.

7. The suspended river treatment device according to any one of claims 1 to 4, wherein the driving assembly comprises a driving member and a transmission module, the driving member is disposed between the roll shaft and the hull, one end of the transmission module is in transmission connection with the driving member, the other end of the transmission module is in transmission connection with the roll shaft, and the driving member drives the roll shaft to rotate through the transmission module.

8. The suspended river treatment device according to claim 7, further comprising a second connecting arm and a box; the second connecting arm is provided with an installation cavity, one end of the second connecting arm is rotatably connected with the roll shaft, the other end of the second connecting arm is connected with the fixed plate, and the transmission module is accommodated in the installation cavity; the box has the inner chamber, the box connect in the fixed plate, the inner chamber with the installation cavity intercommunication, the driving piece install in the box, just the output of driving piece stretches into the installation cavity with the transmission module is connected.

9. A suspended river treatment sand mixing vessel, which is characterized by comprising the suspended river treatment device as claimed in any one of claims 1 to 8 and a vessel body, wherein the suspended river treatment device is arranged on the vessel body.

10. The sand stirring boat for treating suspended river according to claim 9, wherein the axial direction of the roller is along the advancing direction of the boat body, and the sand stirring member can provide steering power for the boat body in the process of lifting the riverbed sediment upwards.