CN115162449A

CN115162449A - Sludge dewatering device for dredger

Info

Publication number: CN115162449A
Application number: CN202210821799.5A
Authority: CN
Inventors: 彭光明; 张戟; 蒋基安; 王丽华; 于洋
Original assignee: CCCC Shanghai Dredging Co Ltd.
Current assignee: CCCC Shanghai Dredging Co Ltd.
Priority date: 2022-07-13
Filing date: 2022-07-13
Publication date: 2022-10-11
Anticipated expiration: 2042-07-13
Also published as: CN115162449B

Abstract

The invention relates to the field of river channel dredging, and particularly discloses a sludge dewatering device for a dredger, which comprises a bucket rack and a dewatering bin, wherein the bucket rack comprises a first bucket and a second bucket, shearing plates are arranged in the second bucket and the first bucket in a crossed manner, a mud pressing plate is arranged in the dewatering bin, a mud pressing plate rotating shaft is arranged at one end of the mud pressing plate in the direction close to the bottom of the dewatering bin, pressing plate sliding grooves are formed in two sides of the mud pressing plate, a crank sliding groove is formed in one end of a crank, which is far away from the rotating shaft, and a mud discharging backing plate is arranged on the lower surface of the dewatering bin. Form shell form outward appearance after first bucket and second bucket are constituteed, when carrying out the dredging and handling, can prevent that traditional bucket from taking place the condition that extremely weak bed mud sensitivity is poor when dredging, and dewatering bin utilizes the reciprocal swing effect of the mud pressing plate that sets up in inside to oppress the drainage to mud, reduces the moisture content of mud.

Description

Sludge dewatering device for dredger

Technical Field

The invention relates to the field of river channel dredging, in particular to a sludge dewatering device for a dredger.

Background

The dredger is used for dredging water channels and river silt so that other ships can smoothly pass through the dredger. The dredger is also a sharp tool for blowing sand and filling the sea, and is of a cutter suction dredger, a drag suction dredger and the like, the smoothness of a river channel is totally expected to the dredger, the grab dredger is suitable for excavating medium and small river channels with large thickness of a mud layer and more obstacles in a construction area, the dredging engineering for enlarging flood sections of the river channel is multipurpose, the grab dredger is flexible and mobile, is not influenced by obstacles such as garbage, stones and the like in the river channel, and is suitable for excavating harder earthwork or earthwork carrying more impurity garbage; the construction process is simple, equipment is easy to organize, engineering investment is saved, the construction process is not influenced by weather, but the grab dredger has poor sensitivity to extremely soft bottom mud, so that a pumping type dredging means is required to be matched for cooperation, and the situation that a pumping type means is easy to cause blockage of a mud suction port when the pumping type means is used for dealing with a river channel with a complex situation occurs.

However, since the volume of a dredger in a small river is relatively small, it is difficult to provide two kinds of dredging devices, and dredging is difficult to achieve with only one dredging means.

Disclosure of Invention

Aiming at the existing problems, the invention provides a sludge dewatering device for a dredger, which can effectively solve the problems in the background art by matching with the sludge dewatering device.

In order to solve the problems, the invention adopts the following technical scheme:

the utility model provides a sludge dewatering device for dredge boat, includes bucket frame and dehydration storehouse, the bucket frame includes first bucket and second bucket, the second bucket reaches the inside cross arrangement of first bucket has the shear plate, the second bucket reaches the below of first bucket has all seted up the small opening groove, the inboard cross arrangement in small opening groove has the clamping jaw, the internally mounted of dehydration storehouse has the mud-pressing plate, the one end of mud-pressing plate is close to the mud-pressing plate pivot is installed to the bottom direction of dehydration storehouse, the clamp plate spout has all been seted up to the both sides of mud-pressing plate, the clamp plate slider is installed to the inboard of clamp plate spout, the clamp plate slider is located to be kept away from one side of mud-pressing plate is connected with the crank through the pivot, the crank is located to be kept away from the crank spout has been seted up to the one end inside of pivot, the internally mounted of crank spout has the crank slider, the swinging arms is installed to one side of crank slider, the one end of swinging arms is located the externally mounted of dehydration storehouse has the mud-pressing motor, the lower surface mounting of dehydration storehouse has the backing plate.

As a still further scheme of the invention: the lower surface mounting of row's mud backing plate has the location jack, row's mud backing plate with be connected with the elasticity pivot between the dehydration bin, one side of location jack is located the lower surface mounting of dehydration bin has the stop collar, the internally mounted of stop collar has the bayonet lock, the bayonet lock is located keeps away from the cam is installed to one side end of location jack, the spring has been cup jointed in the outside of bayonet lock.

As a still further scheme of the invention: the excavator bucket is characterized in that an excavator bucket rotating shaft is arranged in each of the first excavator bucket and the second excavator bucket, a rotating sleeve rod is arranged on the outer side of the excavator bucket rotating shaft, and a rotating frame is arranged between the rotating sleeve rod and the excavator bucket rack.

As a still further scheme of the invention: and hydraulic cylinders are arranged on two sides of the bucket rack, and a clamping connecting shaft is connected between the hydraulic cylinders and the bucket rotating shaft.

As a still further scheme of the invention: the swing rod is located through the crank sliding block and is in sliding connection with the inside of the crank sliding groove, and the crank is located through the pressing plate sliding block and is in sliding connection with the inside of the pressing plate sliding groove.

As a still further scheme of the invention: the swing rod is rotatably connected with the crank sliding block through a rotating shaft, the mud pressing motor is rotatably connected with the swing rod through a rotating shaft, and a drain hole is formed in one side, close to the free end of the mud discharging base plate, of the dewatering bin.

As a still further scheme of the invention: the mud discharging base plate is connected with the dewatering bin in a rotating mode through the elastic rotating shaft, and the clamping pin is connected with the positioning insertion hole in a clamping mode.

As a still further scheme of the invention: the cam is externally connected with a driving motor, and the bayonet lock is movably connected with the limiting sleeve.

As a still further scheme of the invention: the rotating sleeve rod is rotatably connected with the rotating frame, and the first bucket and the second bucket are fixedly connected with the bucket rotating shaft.

As a still further scheme of the invention: the free end of the hydraulic cylinder is connected with the clamping connecting shaft through a rotating shaft.

Compared with the prior art, the invention has the beneficial effects that:

1. first bucket and second bucket form the conchoidal appearance after constituteing, when carrying out the dredging and handling, can prevent that traditional bucket from taking place the condition that extremely weak bed mud sensitivity is poor when the dredging, and the purpose that discharges in advance can be carried out to mixed unnecessary moisture under the effect in hourglass hole groove, and the clamping jaw can prevent to dig and get a large amount of leakages of earth, guarantees to excavate the inside mud of river bottom.

2. The pressing plate sliding groove can be driven to slide in the pressing plate sliding groove in the crank swinging process, so that the whole pressing plate can perform reciprocating swinging motion with the dewatering bin through the pressing plate rotating shaft at the end part, the pressing plate can press the sludge accommodated in the dewatering bin, water in the sludge can be discharged outwards through the drainage hole, and the water content of the sludge is reduced.

3. At the in-process that reciprocating mechanism when drive mud pressing plate carries out a reciprocating motion, the bayonet lock that is located the setting of mud discharging backing plate below then also accomplishes a motion circulation with the location jack, oppress to furthest when inside mud when mud pressing plate, then the bulge position of cam just rotates and contacts with the tip of bayonet lock to it can be spacing to realize mud discharging backing plate when pressing mud, then mud discharging backing plate can pause open the limit position when not pressing mud, utilize the automatic oppression mud discharging backing plate of mud to clap mud and handle.

4. The inside cross arrangement of second bucket and first bucket has the shear plate, and the shear plate can be when first bucket and second bucket carry out alternately closed, can dig rubbish such as branch or plastic bag in getting earth and carry out shredding, makes things convenient for subsequent oppression to arrange unnecessary moisture.

Drawings

FIG. 1 is a schematic view showing a structure of a sludge dehydrating apparatus for a dredger;

FIG. 2 is a schematic view showing a structure of a sludge dehydrating apparatus for a dredger;

FIG. 3 is a bottom view of a dredging mechanism in the sludge dehydrating apparatus for a dredger;

FIG. 4 is a sectional view of a dewatering bin of the sludge dewatering apparatus for the dredger;

FIG. 5 is a driving diagram of a press plate in the sludge dehydrating apparatus for a dredger;

FIG. 6 is a schematic view showing a structure of a bucket in a sludge dehydrating apparatus for a dredger;

FIG. 7 is a partially enlarged view of a dewatering bin in the sludge dewatering device for the dredger.

In the figure: 1. a bucket frame; 2. a first bucket; 3. a second bucket; 4. a bucket shaft; 5. a rotating frame; 6. rotating the loop bar; 7. a hydraulic cylinder; 8. clamping the connecting shaft; 9. a shear plate; 10. a leak hole groove; 11. a clamping jaw; 12. a dewatering bin; 13. pressing a mud plate; 14. a mud-pressing plate rotating shaft; 15. a drain hole; 16. a mud pressing motor; 17. a crank; 18. a crank chute; 19. a crank block; 20. a swing lever; 21. a mud discharging backing plate; 22. a pressure plate slide block; 23. a pressing plate chute; 24. a limiting sleeve; 25. positioning the jack; 26. an elastic rotating shaft; 27. a cam; 28. a spring; 29. a bayonet lock.

Detailed Description

The present invention is further described below with reference to specific embodiments, and the technical solutions in the embodiments of the present invention are clearly and completely described, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

In the description herein, references to the description of the terms "this embodiment," "some embodiments," "examples," "specific examples," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention, where exemplary expressions of the terms in this specification do not necessarily refer to the same embodiment or example, and the particular feature, structure, material, or characteristic described may be combined in any suitable manner in any one or more embodiments or examples.

As shown in fig. 1 to 3, the present embodiment provides a sludge dewatering device for a dredger, comprising a dredging mechanism and a dewatering bin 12, wherein the dredging mechanism and the dewatering bin are used in cooperation to realize twice drainage operation of excavated soil of a river bottom, so as to reduce the water content of the soil, so as to facilitate the land filling and recycling of the soil, the dredging mechanism comprises a dredging frame 1, a first dredging bucket 2 and a second dredging bucket 3 to form a shell-shaped appearance, so as to prevent the occurrence of poor sensitivity of the traditional dredging bucket to the extremely soft bottom soil during dredging, shearing plates 9 are arranged in the second dredging bucket 3 and the first dredging bucket 2 in a crossed manner, the shearing plates 9 cut up the branches of the excavated soil or garbage such as plastic bags and the like when the first dredging bucket 2 and the second dredging bucket 3 are closed in a crossed manner, and a plurality of leaking grooves 10 are formed below the second dredging bucket 3 and the first bucket 2, clamping jaws 11 are arranged in a crossed manner, and when the first bucket 2 and the second bucket 3 are closed in a crossed manner, the dredging mechanism can prevent the leaking of the residual soil after the dredging grooves 10 are filled up, and the residual soil can be leaked after the dredging grooves 11 are lifted.

As shown in fig. 1-6, the internally mounted of dehydration storehouse 12 has mud pressing plate 13, mud pressing plate pivot 14 is installed to the bottom direction that the one end of mud pressing plate 13 is close to dehydration storehouse 12, clamp plate spout 23 has all been seted up to the both sides of mud pressing plate 13, clamp plate slider 22 is installed to the inboard of clamp plate spout 23, clamp plate slider 22 is located the one side of keeping away from mud pressing plate 13 and is connected with crank 17 through the pivot, crank 17 is located the inside sliding connection of clamp plate spout 23 through clamp plate slider 22, crank 17 is located the one end of keeping away from the pivot and has seted up crank spout 18 inside, the internally mounted of crank spout 18 has crank slider 19, swing rod 20 is installed to one side of crank slider 19, swing rod 20 is connected through pivot and crank slider 19 rotation, when driving swing rod 20 through mud pressing motor 16 rotates, can make crank slider 19 carry out the sliding action in crank spout 18's inboard, thereby can make crank 17 take place the swing, mud pressing plate 17 can reduce the moisture content through the inside mud pressing plate that the swing that the pivot carries out the mud pressing plate 13 of the reciprocal sliding of mud pressing plate and the mud pressing, thereby make the mud pressing plate 13 carry out the inside the mud pressing plate and the reciprocal motion of the mud pressing and carry out the mud pressing and the moisture content of the mud pressing in the dehydration storehouse 13 of the process of the reciprocal sliding connection of the drive.

As shown in fig. 1, 4, 5 and 7, the lower surface of the dewatering bin 12 is provided with a mud discharging backing plate 21, an elastic rotating shaft 26 is connected between the mud discharging backing plate 21 and the dewatering bin 12, the mud discharging backing plate 21 is rotatably connected with the dewatering bin 12 through the elastic rotating shaft 26, one side of the dewatering bin 12, which is close to the free end of the mud discharging backing plate 21, is provided with a drain hole 15, the lower surface of the mud discharging backing plate 21 is provided with a positioning insertion hole 25, one side of the positioning insertion hole 25 is provided with a limit sleeve 24, the inside of the limit sleeve 24 is provided with a clamping pin 29, the clamping pin 29 is movably connected with the limit sleeve 24, the clamping pin 29 is clamped with the positioning insertion hole 25, one side end of the clamping pin 29, which is far away from the positioning insertion hole 25, is provided with a cam 27, the cam 27 is externally connected with a driving motor, and the outer side of the clamping pin 29 is sleeved with a spring 28, when the inside of dewatering bin 12 is accomodate to mud, in the in-process that a reciprocating motion was carried out to the reciprocating mechanism when drive mud board 13, bayonet lock 29 and the location jack 25 that are located the setting of row's mud backing plate 21 below then also accomplish a motion circulation, oppress when furthest to inside mud when mud board 13, then the protruding position of cam 27 just rotates and contacts with the tip of bayonet lock 29, bayonet lock 29 inserts the inside of location jack 25 wholly this moment, when mud board 13 upswing resets, then bayonet lock 29 holds the spacing of opening and location jack 25, press row's mud backing plate 21 end under the dead weight of mud and open and the sheltering from of dewatering bin 12, carry out the drainage effect of mud.

As shown in fig. 1-2, a bucket rotating shaft 4 is installed inside each of the first bucket 2 and the second bucket 3, the first bucket 2 and the second bucket 3 are fixedly connected with the bucket rotating shaft 4, a rotating loop bar 6 is installed outside the bucket rotating shaft 4, a rotating frame 5 is installed between the rotating loop bar 6 and the bucket frame 1, the rotating loop bar 6 is rotatably connected with the rotating frame 5, hydraulic cylinders 7 are installed on both sides of the bucket frame 1, a clamping connecting shaft 8 is connected between the hydraulic cylinders 7 and the bucket rotating shaft 4, a free end of each hydraulic cylinder 7 is connected with the clamping connecting shaft 8 through a rotating shaft, after the bucket frame 1 is externally connected with an excavator, the bucket rotating shaft 4 is controlled to rotate by controlling the expansion of the free end of each hydraulic cylinder 7, the rotating loop bar 6 and the rotating frame 5 outside the bucket rotating shaft 4 are controlled to rotate, the opening and closing of the second bucket 3 and the first bucket 2 are controlled, and sludge is excavated and discharged.

The working principle of the invention is as follows: the free end of the control hydraulic cylinder 7 is controlled to drive the bucket rotating shaft 4 to rotate, the rotating sleeve rod 6 outside the bucket rotating shaft 4 and the rotating frame 5 are controlled to rotate, the opening and closing of the second bucket 3 and the first bucket 2 are controlled, the sludge is excavated, the first bucket 2 and the second bucket 3 form a shell-shaped appearance, when the sludge is excavated, the situation that the traditional bucket has poor sensitivity to extremely soft bottom sludge during the sludge excavation can be prevented, meanwhile, when the first bucket 2 and the second bucket 3 are closed, the shearing plate 9 can cut up the garbage such as branches or plastic bags in the excavated soil, and meanwhile, when the first bucket 2 and the second bucket 3 are lifted upwards after the sludge is excavated, the mixed redundant water in the first bucket 2 and the second bucket 3 can be discharged in advance under the action of the leak hole groove 10, and the clamping jaw 11 can prevent a large amount of the excavated soil from leaking, after the sludge after excavation is discharged into the inside of the dewatering bin 12, the mud pressing motor 16 is rotationally connected with the oscillating rod 20 through the rotating shaft, when the mud pressing motor 16 drives the oscillating rod 20 to rotate, the crank slider 19 can slide on the inner side of the crank chute 18, so that the crank 17 can swing, the press plate slider 22 can be driven to slide in the press plate chute 23 in the swinging process of the crank 17, so that the whole mud pressing plate 13 can make reciprocating swinging motion with the dewatering bin 12 through the mud pressing plate rotating shaft 14 at the end part, so that the mud pressing plate 13 can press the sludge contained in the dewatering bin 12, when the mud pressing plate 13 presses the sludge in the inside to the maximum limit, the protruding position of the cam 27 just rotates to be in contact with the end part of the bayonet 29, and the bayonet 29 is inserted into the positioning insertion hole 25 as a whole, when the mud pressing plate 13 swings upwards to reset, the clamping pin 29 is opened and the jack 25 is positioned, the mud discharging base plate 21 is pressed to be opened and the dewatering bin 12 is shielded under the self-weight action of the mud, the mud is discharged, and the water content of the mud is reduced.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in a specific case to those of ordinary skill in the art.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention are equivalent to or changed within the technical scope of the present invention.

Claims

1. The sludge dewatering device for the dredger comprises a bucket rack (1) and a dewatering bin (12), and is characterized in that the bucket rack (1) comprises a first bucket (2) and a second bucket (3), a shear plate (9) is arranged inside the first bucket (2) in a crossed manner, a hole leaking groove (10) is formed below the second bucket (3) and the first bucket (2), clamping jaws (11) are arranged inside the hole leaking groove (10) in a crossed manner, a mud pressing plate (13) is arranged inside the dewatering bin (12), a mud pressing plate rotating shaft (14) is arranged at one end of the mud pressing plate (13) close to the bottom direction of the dewatering bin (12), pressing plate sliding grooves (23) are formed in two sides of the mud pressing plate (13), a pressing plate sliding block (22) is arranged inside the pressing plate sliding groove (23), a crank (17) is connected to one side of the mud pressing plate (13) through a rotating shaft, a crank (17) is arranged at one end of the crank sliding block (18), a crank (19) is arranged at one end of the crank sliding block (18), and a crank (19) is arranged on one side of the crank sliding block (18) far away from the crank of the crank, and a crank sliding block (19) is arranged on one side of the crank sliding block (18) and a crank sliding block (19) is arranged on the crank of the crank sliding block (18), the lower surface of the dewatering bin (12) is provided with a mud discharging backing plate (21).

2. The sludge dewatering device for the dredger according to claim 1, wherein a positioning insertion hole (25) is installed on the lower surface of the sludge discharging base plate (21), the sludge discharging base plate (21) and an elastic rotating shaft (26) are connected between the dewatering bin (12), one side of the positioning insertion hole (25) is located on the lower surface of the dewatering bin (12) and is provided with a limiting sleeve (24), a bayonet lock (29) is installed inside the limiting sleeve (24), the bayonet lock (29) is located away from one side end of the positioning insertion hole (25) and is provided with a cam (27), and a spring (28) is sleeved on the outer side of the bayonet lock (29).

3. The sludge dewatering device for the dredger according to claim 1, wherein a dredger rotating shaft (4) is installed inside each of the first dredger (2) and the second dredger (3), a rotating sleeve rod (6) is installed on the outer side of the dredger rotating shaft (4), and a rotating frame (5) is installed between the rotating sleeve rod (6) and the dredger frame (1).

4. The sludge dewatering device for the dredger according to claim 3, characterized in that hydraulic cylinders (7) are mounted on both sides of the dredger frame (1), and a clamping connecting shaft (8) is connected between the hydraulic cylinder (7) and the dredger rotating shaft (4).

5. A sludge dewatering apparatus for a dredger according to claim 1, characterized in that the swing lever (20) is slidably connected via the crank slide (19) inside the crank chute (18), and the crank (17) is slidably connected via the press plate slide (22) inside the press plate chute (23).

6. The sludge dewatering device for the dredger according to claim 1, characterized in that the swing lever (20) is rotatably connected with the crank slider (19) through a rotating shaft, the mud pressing motor (16) is rotatably connected with the swing lever (20) through a rotating shaft, and a drain hole (15) is formed in one side of the dewatering bin (12) close to the free end of the mud discharging backing plate (21).

7. The sludge dewatering device for the dredger according to claim 2, characterized in that the sludge discharging backing plate (21) is rotatably connected with the dewatering bin (12) through the elastic rotating shaft (26), and the bayonet lock (29) is clamped with the positioning insertion hole (25).

8. The sludge dewatering device for dredger according to claim 2, characterized in that the cam (27) is externally connected with a driving motor, and the bayonet lock (29) is movably connected with the limiting sleeve (24).

9. The sludge dewatering device for the dredger according to claim 3, characterized in that the rotating loop bar (6) is rotatably connected with the rotating frame (5), and the first bucket (2) and the second bucket (3) are both fixedly connected with the bucket rotating shaft (4).

10. The sludge dewatering device for dredger according to claim 4, characterized in that the free end of the hydraulic cylinder (7) is connected with the clamp connecting shaft (8) through a rotating shaft.