CN111794189A - Backfill system of enclosing sea and making field - Google Patents

Abstract

The application relates to a backfill system for reclaiming fields from the sea, belonging to the technical field of reclaiming fields from the sea. It including the grab bucket machine that is used for snatching silt, have silt pump, one end of feed bin with pipeline that the silt pump is connected and be used for floating pipeline's floating mechanism, floating mechanism is including locating a plurality of buoyant rafts and the drive of pipeline below are a plurality of at least one drive assembly that the buoyant raft removed, drive assembly with the buoyant raft is connected. Grab bucket machine grabs the silt of nearly sea seabed and puts into the feed bin, the silt pump is located the bottom of feed bin, silt pump is gone into pipeline with the silt pump in the feed bin, make pipeline transport in enclosing the sea area of making the field with silt, because pipeline is on the sea, for preventing that pipeline sinks or eats the water too deeply because of transporting silt, through setting up the buoyant raft at pipeline, pipeline floats on the surface of water, it is comparatively stable when making pipeline transport silt, reduce the probability that pipeline damaged.

Description

Backfill system of enclosing sea and making field

Technical Field

The application relates to the technical field of reclamation from land by sea, in particular to a backfill system for reclamation from land by sea.

Background

The method is an important activity in ocean development and utilization, and is an important means for expanding living space and production space to the ocean for human beings. The coastline of coastal cities in China is long, and the coastal cities have unique and abundant shallow sea beach resources, abundant ocean resources and good development prospect. In recent years, coastal cities in China vigorously and scientifically advance sea filling and are preferably developed for sea filling projects such as coastal industry, ocean traffic, coastal tourism and the like.

The sea reclamation generally comprises the steps of planning, building a dike and a pump station, draining water, backfilling soil and the like, wherein the dike is generally filled with dregs used for transporting the sea reclamation by a vehicle for a long distance, but the cost of the method is high. The application publication number is CN106629144A, and discloses a floating discharging system for reclamation of land by enclosing sea, which comprises a floating belt conveyor, a swing belt conveyor, a floating platform and a supporting and adjusting platform; the floating belt conveyor is arranged on the floating platform; one end part of the floating belt conveyor is hinged with one end part of the upper side surface of the floating platform, and the other end part of the floating belt conveyor is connected with the other end part of the upper side surface of the floating platform through a first support; the supporting and adjusting platform is used for being arranged on the weir; one end part of the swing belt conveyor is arranged on the support adjusting table; the other end of the floating platform is connected with the other end of the upper side surface of the floating platform through a second support; the height of another tip of unsteady belt feeder is greater than the height of a tip of swing belt feeder the height of a tip of unsteady belt feeder.

In the technical scheme, although the transportation cost is reduced compared with the land transportation by the remote transportation of the ship, the residue transported by the ship still needs to be purchased at a cost, so that the cost is still high.

Disclosure of Invention

In order to reduce the production cost, the application provides a backfill system for reclaiming fields from the sea.

The application provides a backfill system of sea reclamation adopts following technical scheme:

the utility model provides a backfill system of sea reclamation, including the grab bucket machine that is used for snatching silt, have silt pump, one end of feed bin and the pipeline that the silt pump is connected and be used for floating pipeline's floating mechanism, floating mechanism is including locating a plurality of buoyant rafts and the drive of pipeline below are a plurality of at least one drive assembly that the buoyant raft removed, drive assembly with the buoyant raft is connected.

By adopting the technical scheme, the grab bucket machine grabs and puts the silt in the sea bottom into the feed bin, the silt pump is positioned at the bottom of the feed bin, and the silt pump pumps the silt in the feed bin into the conveying pipeline, so that the conveying pipeline conveys the silt into the area for land reclamation by enclosing the sea, and the production cost is reduced by digging the silt in the sea bottom; because the conveying pipeline is arranged on the sea surface, in order to prevent the conveying pipeline from sinking or being too deep in draught due to the transport of silt, the conveying pipeline is floated on the water surface by arranging the buoyant raft on the conveying pipeline, so that the conveying pipeline is stable in the process of conveying the silt, and the probability of damaging the conveying pipeline is reduced; because the depth of work of grab bucket machine is limited, and seabed silt in same place can not snatch down always, therefore the grab bucket machine just need remove to other work area after work a period, thereby guarantee to last to snatch silt for the region of enclosing sea and making a field, and when the grab bucket machine removes the back, the silt pump also need remove with the grab bucket machine, pipeline also need follow to remove after the silt pump removes, pipeline removes back buoyant raft also needs follow to remove, the removal of buoyant raft need pass through other steamer transportation or traction in the past, but the raft wastes time and energy like this, this application is through connecting drive assembly on the buoyant raft, move through drive assembly drive buoyant raft, make the buoyant raft portable to appointed work area.

Preferably, adjacent two the buoyant raft passes through connection structure and connects, connection structure is including protruding locating the joint piece and protruding the locating of buoyant raft one end the two connecting convex blocks of the buoyant raft other end, two be formed with the confession between the connecting convex block the joint groove of joint piece embedding.

Through adopting above-mentioned technical scheme, when two adjacent buoyant rafts are connected, the joint piece embedding of one of them buoyant raft is in the joint inslot of another buoyant raft, through the cooperation in joint piece and joint groove, makes two adjacent buoyant rafts connect, through connection structure's setting, makes the length of buoyant raft set up according to pipeline's length, makes the buoyant raft float pipeline.

Preferably, the connecting structure further comprises a fastener, the fastener comprises a screw rod sequentially arranged on one of the connecting convex blocks, the clamping block and the other connecting convex block in a penetrating manner and nuts connected to two ends of the screw rod, when the clamping block is embedded into the clamping groove, two ends of the screw rod respectively protrude out of the two connecting convex blocks, and the two nuts are connected to two ends of the screw rod.

Through adopting above-mentioned technical scheme, after the joint groove that two connection lugs formed of joint piece embedding, pass one of them connection lug, joint piece and another connection lug with the screw rod in proper order, through the restriction of screw rod, make the joint piece be difficult for breaking away from the joint inslot, then with the both ends of two nut difference screw in screw rods again, through the effect of nut, make the screw rod be difficult for falling out from joint piece and connection lug.

Preferably, the driving assembly comprises a propeller and an engine for driving the propeller to rotate, and the engine is connected with the buoyant raft.

Through adopting above-mentioned technical scheme, when the buoyant raft need remove, the engine is started, and the engine drives the screw and rotates, and the screw is rotatory in the aquatic, gives the forward thrust of buoyant raft, makes the buoyant raft move forward.

Preferably, the drive assembly further comprises a connecting member, the connecting member comprises a telescopic part with adjustable length, the engine is connected with the telescopic part, and the telescopic part is connected with the buoyant raft.

By adopting the technical scheme, the engine is connected with the floating rafts through the telescopic parts, and the length of the telescopic parts can be adjusted, so that the telescopic parts can be connected with one or a plurality of floating rafts according to actual conditions; because the working environment of each sea reclamation field is different, the number of the floating rafts is different from the whole length of all the connected floating rafts, and the length of the telescopic part is adjustable, so that the telescopic part can be connected with a proper number of floating rafts according to the whole length of the floating rafts and the power of the engine, the engine can smoothly push the floating rafts to advance, and the minimum engine and the minimum propeller are arranged according to the actual condition, so that the cost is saved.

Preferably, the connecting piece still includes with the pars contractilis is fixed in at least two locking portions of buoyant raft, locking portion includes two centre gripping the clamping bar of connection structure, and two clamping bars of same locking portion pass through bolted connection.

By adopting the technical scheme, the connecting structure of the floating raft is clamped by the two clamping rods, so that the telescopic part is connected with the floating raft, and the clamping rods clamp the connecting structure, so that the locking part cannot interfere with the normal transportation of the conveying pipeline; simultaneously, two clamping bars of locking portion pass through bolt interconnect, make connecting piece and buoyant raft can dismantle and be connected, make drive assembly connect in the different sides of buoyant raft to the drive buoyant raft moves toward different directions, simultaneously, because the length of pars contractilis is variable, make the connecting structure of clamping bar and different buoyant rafts be connected.

Preferably, the backfill system further comprises an upper conveyor belt and a lower conveyor belt, the upper conveyor belt and the lower conveyor belt are both obliquely arranged, the high end of the upper conveyor belt is in butt joint with the upper conveyor belt, and the low end of the upper conveyor belt is connected with the conveying pipeline.

Through adopting above-mentioned technical scheme, because the sea reclamation field generally all can set up the dyke, if when all calling for all through pipeline transport silt, pipeline must have one section wave front form curve behind the dyke surface, because the power of silt pump is limited again, if pipeline has behind one section lopsidedness's highway section, pipeline passes through the silt pump and carries silt and has passed comparatively difficultly, consequently set up last conveyer belt and lower conveyer belt in addition, pipeline's silt is carried and is gone up the conveyer belt after, the effect through last conveyer belt is transmitted for the lower conveyer belt, pass through the region that the lower conveyer belt transmits to the sea reclamation field again, make silt change and carry to the appointed region in.

Preferably, the upper conveying belt and the lower conveying belt are provided with a plurality of supporting legs, and a plurality of reinforcing rods connected with the supporting legs are arranged between the supporting legs.

Through adopting above-mentioned technical scheme, the height of conveyer belt is raised to the supporting leg to the stiffener increases the structural strength between the supporting leg, makes the supporting leg more stable.

Preferably, the supporting leg includes fixed part and height-adjustable's lift portion of being connected with last conveyer belt or lower conveyer belt, a plurality of the stiffener with the fixed part is connected, the fixed part with lift portion coaxial coupling.

By adopting the technical scheme, because the height of the dike of different sea reclamation fields is different, the height of the lifting part of the supporting leg can be adjusted, so that the height of the upper conveying belt and the lower conveying belt can be adjusted, and the dike can adapt to the height of different dikes.

Preferably, the backfill system further comprises a carrier loader for moving the upper conveying belt and the lower conveying belt, wherein the carrier loader is provided with a bearing piece, and the bearing piece is provided with a plurality of limiting grooves for embedding the reinforcing rods.

Through adopting above-mentioned technical scheme, after pipeline removes, it follows the removal with lower conveyer belt to go up the conveyer belt, make and go up the conveyer belt and correspond with pipeline's position, make pipeline keep straight state as far as possible, in addition, for making silt evenly distributed in the region of making a field around sea, it also needs to remove to go up conveyer belt and lower conveyer belt, when going up conveyer belt and lower conveyer belt removal, move the carrier loader to the conveyer belt under with lower conveyer belt, reduce the height of conveyer belt and lower conveyer belt through the lifting unit, and make the stiffener embedding spacing inslot, continue to pack up the supporting leg afterwards, make the supporting leg not contact with ground, then start the carrier loader, will go up conveyer belt and lower conveyer belt through the carrier loader and remove to appointed region, raise the supporting leg again at last, make and go up conveyer belt and lower conveyer belt and get into operating condition.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the grab bucket machine grabs and puts silt near the sea bottom into the feed bin, the silt pump is positioned at the bottom of the feed bin, the silt pump pumps the silt in the feed bin into the conveying pipeline, so that the conveying pipeline conveys the silt into the area surrounding the sea for field building, and the conveying pipeline floats on the water surface by arranging the buoyant raft on the conveying pipeline in order to prevent the conveying pipeline from sinking or from being too deep for conveying the silt due to the fact that the conveying pipeline is on the sea surface, so that the conveying pipeline is stable in conveying the silt, and the probability of damaging the conveying pipeline is reduced;

2. the driving assembly is connected to the floating raft and drives the floating raft to move through the driving assembly, so that the floating raft can move to an appointed working area;

3. the upper conveying belt and the lower conveying belt are moved through the carrying cart, so that the upper conveying belt corresponds to the position of the conveying pipeline, the conveying pipeline is kept in a straight state as much as possible, and silt is uniformly distributed in an area for reclaiming fields from sea.

Drawings

Fig. 1 is a schematic overall structure diagram of a backfill system according to an embodiment of the present application.

Fig. 2 is a schematic diagram of the backfill system of the present embodiment operating in different areas around the embankment.

FIG. 3 is a schematic view of the floating mechanism and the dredger according to the embodiment of the present invention.

Fig. 4 is a schematic view of a plurality of rafts according to an embodiment of the present application after being connected.

Fig. 5 is a schematic view of another perspective of a plurality of rafts in accordance with an embodiment of the present application after being connected.

Fig. 6 is a side view of a connection structure of an embodiment of the present application.

Fig. 7 is a cross-sectional view a-a of fig. 6.

Fig. 8 is a schematic structural diagram of a connector according to an embodiment of the present application.

Fig. 9 is a top view of a connector according to an embodiment of the present application.

Fig. 10 is a sectional view of B-B in fig. 9.

Fig. 11 is a schematic structural view of an upper conveyor belt and a lower conveyor belt according to an embodiment of the present application.

Fig. 12 is a schematic structural view of a support leg of the upper conveyor belt according to the embodiment of the present application.

Fig. 13 is a schematic structural diagram of an upper conveyor belt and a carrier loader according to an embodiment of the present application.

Description of reference numerals: 1. a dike; 11. backfilling the area; 12. a road; 2. a silt boat; 3. a grab machine; 4. a storage bin; 5. a delivery conduit; 6. a floating mechanism; 61. floating rafts; 611. a placement groove; 62. a drive assembly; 621. a propeller; 622. an engine; 623. a connecting member; 624. a telescopic part; 6241. an exterior; 6242. an inner portion; 6243. a sliding groove; 6244. a compression screw; 625. a locking portion; 6251. a clamping bar; 6252. positioning a groove; 6253. a through hole; 63. a connecting structure; 631. a clamping block; 632. a connection bump; 633. a clamping groove; 634. a fastener; 635. a screw; 636. a nut; 637. a first connection hole; 638. a second connection hole; 64. a bearing block; 7. uploading a conveyor belt; 71. supporting legs; 711. a fixed part; 712. a lifting part; 72. a reinforcing bar; 8. a lower conveyor belt; 9. a carrier loader; 91. a carrier; 92. a limiting groove.

Detailed Description

The present application is described in further detail below with reference to figures 1-13.

The embodiment of the application discloses a backfill system for a sea reclamation field, referring to fig. 1, a dike 1 is arranged in an area for sea reclamation field in advance, and a backfill area 11 needing soil filling is formed by the dike 1.

Referring to fig. 1, the backfilling system comprises a silt vessel 2, a grab bucket machine 3 for grabbing silt, a silt pump (not shown in the figure) with a storage bin 4, a conveying pipeline 5, a floating mechanism 6 for floating the conveying pipeline 5, an upper conveying belt 7 and a lower conveying belt 8, wherein the grab bucket machine 3 and the silt pump are both arranged on the silt vessel 2, one end of the conveying pipeline 5 is connected with the silt pump, the other end of the conveying pipeline 5 is connected with the upper conveying belt 7, one end, far away from the conveying pipeline 5, of the upper conveying belt 7 is in butt joint with the lower conveying belt 8, when the backfilling system works, the silt on the offshore seabed is grabbed by the grab bucket machine 3 and is put into the storage bin 4, the silt in the storage bin 4 is pumped into the conveying pipeline 5 through the silt pump, and the silt sequentially enters the upper conveying belt 7 and the lower conveying belt 8 after coming out from.

Referring to fig. 2, because the depth of operation of the grab bucket machine 3 is limited, and the seabed sediment in the same place can not be grabbed all the time, therefore the grab bucket machine 3 need move to other work areas after working for a period of time, thereby guarantee to grab sediment for the area of the sea reclamation land, in order to save resources, the silt boat 2 carries the grab bucket machine 3 and moves around the embankment 1, and after the silt boat 2 moves, the conveying pipeline 5 also moves along with the silt boat 2, the buoyant raft 61 also moves along with the conveying pipeline 5 after the conveying pipeline 5 moves, this application drives the buoyant raft 61 to move through the drive assembly 62, make the buoyant raft 61 drive the conveying pipeline 5 and follow the silt boat 2 and move together.

Referring to fig. 3 and 4, the floating mechanism 6 includes a plurality of floating rafts 61 disposed below the conveying pipeline 5 and at least one driving assembly 62 for driving the floating rafts 61 to move, a placement groove 611 for placing the conveying pipeline 5 is recessed in an upper surface of the floating raft 61, and a bottom of the placement groove 611 is arc-shaped. Two adjacent buoyant rafts 61 are connected through a connecting structure 63, so that the buoyant rafts 61 are connected to form a whole with the same length as the conveying pipeline 5, and two ends of the whole formed by connecting the buoyant rafts 61 are respectively connected with the sludge ship 2 and the upper conveying belt 7 through iron chains.

The driving assembly 62 comprises a propeller 621, a motor 622 for driving the propeller 621 to rotate, and a connecting member 623, wherein the motor 622 is connected with at least one buoyant raft 61 through the connecting member 623, and an output shaft of the motor 622 is connected with the propeller 621.

Referring to fig. 4 and 5, the connecting structure 63 includes a fastening block 631 protruding from one end of the floating raft 61, two connecting protrusions 632 protruding from the other end of the floating raft 61, and a fastening member 634, and a fastening groove 633 for the fastening block 631 to be inserted is formed between the two connecting protrusions 632. When two adjacent floating rafts 61 are connected, the clamping block 631 of one floating raft 61 is embedded into the clamping groove 633 of the other floating raft 61.

The side surface of the floating raft 61 provided with the connecting lug 632 is convexly provided with a bearing block 64 which is flush with the upper surface of the floating raft 61, the length of the bearing block 64 is the same as that of the connecting lug 632, and a gap exists between the bearing block 64 and the connecting lug 632.

Referring to fig. 6 and 7, the fastening member 634 includes a screw 635 and two nuts 636 connected to two ends of the screw 635, the two connecting protrusions 632 are respectively provided with a first connecting hole 637 for the screw 635 to pass through, and the clamping block 631 is provided with a second connecting hole 638 for the screw 635 to pass through.

After the clamping block 631 is inserted into the clamping groove 633, the receiving block 64 of one of the floating rafts 61 abuts against the other floating raft 61, the receiving block 64 connects the surfaces of the two floating rafts 61 to keep the conveying pipeline 5 stable, the second connecting hole 638 of the clamping block 631 is coaxial with the first connecting hole 637 of the connecting lug 632, the screw 635 is sequentially inserted through the first connecting hole 637 of one of the connecting lugs 632, the second connecting hole 638 of the clamping block 631 and the first connecting hole 637 of the other connecting lug 632, at this time, the two ends of the screw 635 protrude out of the two connecting lugs 632 respectively, and the two nuts 636 are connected to the two ends of the screw 635 through threads, so that the screw 635 is not easy to slip out of the connecting lug 632, and the end of the screw 635 does not protrude out of the nut 636, thereby preventing the end of the protruding screw 635 from damaging other objects.

Referring to fig. 8, the connection member 623 includes a length-adjustable expansion part 624 and at least two locking parts 625 for fixing the expansion part 624 to the buoyant raft 61, the motor 622 and the expansion part 624 are fixedly connected by screws, and the expansion part 624 is connected to the buoyant raft 61 by the locking parts 625.

Referring to fig. 9 and 10, the retractable portion 624 includes an outer portion 6241 and an inner portion 6242 that slide with each other, one end of the outer portion 6241 is opened with a sliding groove 6243 for the inner portion 6242 to slide, and the length of the inner portion 6242 is greater than that of the sliding groove 6243, so that one end of the inner portion 6242 protrudes from the outer portion 6241. The peripheral side wall of the outer portion 6241 is pierced with at least one compression screw 6244 which compresses the inner portion 6242, and the compression screw is disposed near the end of the outer portion 6241 where the sliding groove 6243 is provided. When the inner portion 6242 needs to be moved, the compression screw 6244 is unscrewed so that the compression screw 6244 no longer compresses the inner portion 6242, then the inner portion 6242 is moved, and then the compression screw 6244 is tightened again so that the compression screw 6244 abuts the inner portion 6242 so that the inner portion 6242 cannot move along the length direction of the sliding slot 6243.

The number of the locking portions 625 may be two, or may be multiple, and in this embodiment, the number of the locking portions 625 is two, one locking portion 625 is connected to the outer portion 6241, the other locking portion 625 is connected to the end portion of the inner portion 6242 protruding from the outer portion 6241, and the two locking portions 625 are connected to the same side of the telescopic portion 624.

Referring to fig. 8, the locking portion 625 includes two clamping bars 6251 that clamp the connecting structure 63, each clamping bar 6251 is hinged to the telescopic portion 624, positioning slots 6252 are respectively provided on opposite side surfaces of the two clamping bars 6251, and a through hole 6253 for passing a bolt is provided at one end of each clamping bar 6251 far away from the telescopic portion 624.

When the connecting member 623 is used, one of the clamping bars 6251 extends into the gap between the bearing plate and the connecting structure 63, the other clamping bar 6251 abuts against the side face of the connecting structure 63 far away from the bearing plate, the two nuts 636 of the locking part 625 are respectively embedded into the positioning grooves 6252 of the two clamping bars 6251, the clamping bars 6251 are limited to move along the width direction of the clamping bars 6251 by the abutment of the nuts 636 and the groove walls of the positioning grooves 6252, one ends of the two clamping bars 6251 far away from the telescopic part 624 are connected through bolts, the two clamping bars 6251 are connected to the floating raft 61, and the driving assembly 62 is further connected to the floating raft 61.

Referring to fig. 11, roads 12 having the same shape as the dike 1 are disposed on both sides of the dike 1, the upper conveyor 7 is obliquely disposed on the road 12 outside the dike 1, and the lower conveyor 8 is obliquely disposed on the road 12 inside the dike 1. Because the upper conveyor belt 7 and the lower conveyor belt 8 are both obliquely arranged, the lower end of the upper conveyor belt 7 and the lower conveyor belt 8 is defined as a low end, and the higher end of the upper conveyor belt 7 and the lower conveyor belt 8 is defined as a high end.

The low end of going up conveyer belt 7 is connected with the one end that pipeline 5 kept away from the silt pump, and the high end of going up conveyer belt 7 is connected with the high end of lower conveyer belt 8, and the high-end that highly is higher than lower conveyer belt 8 of upper conveyer belt 7 in this embodiment makes things convenient for the silt of going up conveyer belt 7 to carry for lower conveyer belt 8, and lower conveyer belt 8's low end stretches into in the backfill region 11.

Referring to fig. 11 and 12, the upper conveyor belt 7 and the lower conveyor belt 8 are provided with a plurality of support legs 71, in this embodiment, four support legs 71 are provided, and four support legs 71 are provided on the road 12.

The support leg 71 includes a fixing portion 711 connected to the conveyor belt and an elevating portion 712, the fixing portion 711 and the elevating portion 712 are coaxially connected, the elevating portion 712 is a hydraulic cylinder in this embodiment, and a piston rod of the hydraulic cylinder is connected to the fixing portion 711.

Be provided with a plurality of stiffeners 72 of interconnect between four supporting legs 71, stiffener 72 is provided with two in this embodiment, and two stiffeners 72 interconnect and be the setting of cross to the both ends of every stiffener 72 all are connected with the fixed part 711 of a supporting leg 71, and through the effect of two stiffeners 72, make between four supporting legs 71 more stable.

Referring to fig. 13, the backfill system further includes a carrier vehicle 9 for moving the upper conveyor belt 7 and the lower conveyor belt 8, the carrier vehicle 9 can run on the road 12, the carrier vehicle 9 is provided with a carrier 91, a limiting groove 92 for the two reinforcing rods 72 to be embedded into is formed in the surface of the carrier 91 away from the carrier vehicle 9, and the shape of the limiting groove 92 is the same as the shape of the two reinforcing rods 72 after being connected.

When going up conveyer belt 7 or lower conveyer belt 8 and removing, move carrier loader 9 to last conveyer belt 7 or lower conveyer belt 8 below, start the pneumatic cylinder, make the pneumatic cylinder shrink, go up conveyer belt 7 or lower conveyer belt 8 highly reduce under the drive of pneumatic cylinder, make the highly reduction of two stiffeners 72, and then make two stiffeners 72 imbed in the spacing groove 92 of carrier loader 91, the pneumatic cylinder continues to shrink, until the pneumatic cylinder not with ground looks butt, then start carrier loader 9, carrier loader 9 carries last conveyer belt 7 or lower conveyer belt 8 to the appointed region. And starting the hydraulic cylinder again, extending the hydraulic cylinder, abutting the hydraulic cylinder with the ground, driving the reinforcing rod 72 to ascend, separating the reinforcing rod 72 from the limiting groove 92 of the bearing part 91, and recovering the height of the upper conveyor belt 7 or the lower conveyor belt 8 during working.

The implementation principle of the embodiment is as follows: the grab bucket machine 3 grabs the sediment on the seabed and puts the sediment into the storage bin 4, the sediment in the storage bin 4 is pumped into the conveying pipeline 5 through the sediment pump, and then the sediment passes through the conveying pipeline 5 and then enters the upper conveying belt 7 and the lower conveying belt 8, and finally enters the backfilling area 11.

When the dredger 2 moves, the engine 622 is started, the engine 622 drives the propeller 621 to rotate, the floating raft 61 moves together with the dredger 2 under the driving of the propeller 621, then the upper conveyor belt 7 and the lower conveyor belt 8 are moved through the carrying vehicle 9, and the upper conveyor belt 7 and the lower conveyor belt 8 reach a working area and then are connected with the floating raft 61 and the conveying pipeline 5.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims (10)

1. The utility model provides a backfill system of land reclamation of enclosing sea which characterized in that: including grab bucket machine (3) that is used for snatching silt, silt pump, one end that has feed bin (4) with pipeline (5) that the silt pump is connected and be used for floating pipeline's (5) floating mechanism (6), floating mechanism (6) are including locating a plurality of buoyant rafts (61) and the drive of pipeline (5) below are a plurality of buoyant raft (61) remove at least one drive assembly (62), drive assembly (62) with buoyant raft (61) are connected.

2. The offshore reclamation system as recited in claim 1, wherein: adjacent two buoyant raft (61) are connected through connection structure (63), connection structure (63) are located including protruding joint piece (631) and protruding the locating of buoyant raft (61) one end connect lug (632), two connect and be formed with the confession between lug (632) joint groove (633) of joint piece (631) embedding.

3. The offshore reclamation system as recited in claim 2, wherein: connecting structure (63) fastener (634) still, fastener (634) are including wearing to locate one of them connecting lug (632), joint piece (631) and another screw rod (635) on connecting lug (632) in proper order and connect in nut (636) at screw rod (635) both ends, work as joint piece (631) embedding when in joint groove (633), the both ends of screw rod (635) are outstanding respectively in two connecting lug (632), and two nuts (636) are connected in the both ends of screw rod (635).

4. The offshore reclamation system as recited in claim 1, wherein: the driving assembly (62) comprises a propeller (621) and an engine (622) for driving the propeller (621) to rotate, wherein the engine (622) is connected with the buoyant raft (61).

5. The offshore reclamation system as recited in claim 4, wherein: the driving assembly (62) further comprises a connecting piece (623), the connecting piece (623) comprises a telescopic part (624) with adjustable length, the engine (622) is connected with the telescopic part (624), and the telescopic part (624) is connected with the buoyant raft (61).

6. The offshore reclamation system as recited in claim 5, wherein: the connecting piece (623) further comprises at least two locking parts (625) for fixing the telescopic part (624) to the floating raft (61), each locking part (625) comprises two clamping rods (6251) for clamping the connecting structure (63), and the two clamping rods (6251) of the same locking part (625) are connected through bolts.

7. The offshore reclamation system as recited in claim 1, wherein: the backfill system further comprises an upper conveying belt (7) and a lower conveying belt (8), wherein the upper conveying belt (7) and the lower conveying belt (8) are obliquely arranged, the high end of the upper conveying belt (7) is in butt joint with the upper conveying belt (7), and the low end of the upper conveying belt (7) is connected with the conveying pipeline (5).

8. The offshore reclamation system as recited in claim 7, wherein: the upper conveying belt (7) and the lower conveying belt (8) are provided with a plurality of supporting legs (71), and a plurality of reinforcing rods (72) connected with the supporting legs (71) are arranged between the supporting legs (71).

9. The offshore reclamation system as recited in claim 8, wherein: the supporting leg (71) comprises a fixing part (711) and a lifting part (712), wherein the fixing part (711) is connected with the upper conveying belt (7) or the lower conveying belt (8), the height of the lifting part is adjustable, the reinforcing rods (72) are connected with the fixing part (711), and the fixing part (711) is coaxially connected with the lifting part (712).

10. The offshore reclamation system as recited in claim 9, wherein: the backfill system further comprises a carrier loader (9) which moves the upper conveying belt (7) and the lower conveying belt (8), wherein a bearing piece (91) is arranged on the carrier loader (9), and a plurality of limiting grooves (92) for embedding the reinforcing rods (72) are formed in the bearing piece (91).

Images