CN211896604U - Sludge dewatering device - Google Patents

Abstract

The utility model discloses a sludge dewatering device, which comprises a ship body and desliming assemblies arranged on the ship body in the front and back directions, wherein each desliming assembly comprises two centrifugal desliming mechanisms which are symmetrically arranged, and a movable sludge conveying mechanism is arranged between the two centrifugal desliming mechanisms of a plurality of groups of desliming assemblies; the centrifugation desliming mechanism is including taking off the mud bucket and installing the centrifugation inner bag subassembly in taking off the mud bucket, and the drain pipe is installed to the bottom of taking off the mud bucket, and the centrifugation inner bag subassembly includes inner bag urceolus and the inside inner bag inner tube of fixed mounting at the inner bag urceolus, and annular array has a plurality of mud barrels that store up between inner bag urceolus and the inner bag inner tube, and the inner bag inner tube is rotatory through a power pack drive, and just a power pack installs the bottom central point who takes off the mud bucket and puts, and the inner bag urceolus all is equipped with a plurality of filtration pores with the lateral wall that stores up the mud barrel, the utility model discloses the collection is taken out mud and silt packing function, when reducing desilting intensity of labour.

Description

Sludge dewatering device

Technical Field

The utility model relates to a silt cleaning equipment technical field, concretely relates to silt dewatering device.

Background

The economic benefit is gradually improved, people pay more and more attention to the living standard of individuals, and meanwhile, people pay more and more attention to the sustainable development of resources. In China, the ocean area is over 300 million, a large amount of silt is accumulated in lakes every year, a riverbed is lifted, and regular silt removal on the lakes is a large project.

The existing sludge removal methods include: firstly, draining lake water, and removing lake bottom sludge by adopting a manual sludge excavation mode, which is a huge project with time and labor waste; and secondly, pumping the sludge at the bottom of the lake to the lake edge through a pipeline by adopting a sludge pumping machine, manually bagging, and then transporting away the bagged sludge so as to prevent the sludge from emitting stink and influencing the surrounding environment, so that the dredging efficiency is low.

SUMMERY OF THE UTILITY MODEL

Therefore, the utility model provides a silt dewatering device to solve the above-mentioned defect among the prior art.

A sludge dewatering device comprises a ship body and desliming assemblies arranged on the ship body in a front-back arrangement mode, wherein each desliming assembly comprises two centrifugal desliming mechanisms which are symmetrically arranged, a movable sludge conveying mechanism is arranged between the two centrifugal desliming mechanisms of a plurality of groups of desliming assemblies, and the movable sludge conveying mechanism is used for conveying sludge-water mixtures to the centrifugal desliming mechanisms of the desliming assemblies in turn;

the centrifugal desliming mechanism comprises a desliming barrel with an upper end open and a centrifugal inner container assembly arranged in the desliming barrel in a rotating mode, the bottom of the desliming barrel is provided with a drain pipe extending to the outside of the desliming barrel, the centrifugal inner container assembly comprises an inner container outer barrel and a inner container inner barrel fixedly arranged inside the inner container outer barrel, a plurality of sludge storage barrels are arranged between the inner container outer barrel and the inner container inner barrel in an annular array mode, the inner container inner barrel is driven to rotate through a first power assembly, the first power assembly is arranged at the center of the bottom of the desliming barrel, and a plurality of filtering holes are formed in the side walls of the inner container outer barrel and the sludge storage barrels.

Preferably, the movable mud conveying mechanism comprises a mud pumping machine and a sliding block, the mud pumping machine is connected with a T-shaped mud conveying pipe through a mud conveying pipe, the T-shaped mud conveying pipe is fixedly mounted on the sliding block, two mud outlets are symmetrically formed in the T-shaped mud conveying pipe and are respectively opposite to two mud storage barrels of two centrifugal mud removing mechanisms of a group of mud removing assemblies, and the sliding block is driven to move through a second power assembly.

Preferably, the second power assembly comprises a screw fixedly mounted on the hull through a screw seat, the slider is slidably mounted on the screw through a screw nut matched with the screw, and the screw is driven to move by a second motor.

Preferably, first power component is including installing take off the first motor of mud bucket bottom, it is connected with the dwang to rotate on the output shaft of first motor, the dwang with it is fixed through the fifth wheel between the inside wall of inner bag inner tube.

Preferably, the bottom of the mud-removing barrel is inclined downwards from inside to outside.

The utility model has the advantages of as follows:

the utility model discloses be provided with a plurality of groups on the hull and take off the mud subassembly, it includes a plurality of suit mud filter bags's that annular array arranged storage mud section of thick bamboo to take off the mud subassembly, the time difference that the muddy water mixture subsides in the mud section of thick bamboo is stored up in the utilization, carry out the mud washing operation that circulates to storing up a mud section of thick bamboo, and borrow centrifugal force and carry out the secondary dehydration to the muddy water mixture who stores up in a mud section of thick bamboo, let remove and send mud mechanism to come and go between a plurality of groups take off the mud subassembly and dash mud once more in the mud section of thick bamboo of storage that the volume reduces, fill up until storing up a mud section of thick bamboo, mud and silt packing function are taken out to.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the overall structure of the centrifugal desliming mechanism of the present invention;

FIG. 3 is a schematic view of the internal structure of the centrifugal desliming mechanism of the present invention;

fig. 4 is a schematic structural diagram of a first power assembly of the present invention;

FIG. 5 is a schematic structural view of the mud storage barrel of the present invention;

fig. 6 is a schematic structural view of the movable sludge conveying mechanism of the present invention.

In the figure:

1, a ship body; 2-a centrifugal desliming mechanism; 3-a mud pump; 4-a mud conveying pipe; 5-T type mud conveying pipe; 6-a sludge outlet; 7-a slide block; 8-a second power assembly;

201-a mud removing barrel; 202-inner container and outer cylinder; 203-inner container inner cylinder; 204-a mud storage cylinder; 205-a first power assembly; 206-filtration pores; 207-a drain pipe; 208-a first motor; 209-rotating rod; 210-a fifth wheel;

801-lead screw; 802-second electric machine.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

As shown in fig. 1 to 6, the present invention provides a sludge dewatering device, which can improve the efficiency of cleaning sludge at the bottom of a lake and can dewater and pack the sludge while pumping the sludge. Specifically, the method comprises the following steps:

this sludge dewatering device includes hull 1 and sets up the desliming subassembly of arranging around on the hull 1, the desliming subassembly all includes the centrifugation desliming mechanism 2 that two symmetries set up, a plurality of groups desliming subassembly two it send mud mechanism to be provided with the removal between the centrifugation desliming mechanism 2.

Wherein the ship body 1 can float on the lake surface, and the position can be freely moved to realize fixed-point cleaning of the lake bottom sludge.

The centrifugal desliming mechanism 2 is used for performing sedimentation and centrifugal packing operation on the mud-water mixture conveyed by the movable mud conveying mechanism. Specifically, the method comprises the following steps:

the centrifugal desliming mechanism 2 comprises a desliming barrel 201 with an upper end opening and a centrifugal inner container assembly rotatably mounted in the desliming barrel 201, the bottom of the desliming barrel 201 is provided with a drain pipe 207 extending to the outside of the desliming barrel 201, the centrifugal inner container assembly comprises an inner container outer barrel 202 and an inner container inner barrel 203 fixedly mounted inside the inner container outer barrel 202, a plurality of sludge storage barrels 204 are arranged between the inner container outer barrel 202 and the inner container inner barrel 203 in an annular array mode, the inner container inner barrel 203 is driven to rotate through a first power assembly 205, the first power assembly 205 is mounted at the central position of the bottom of the desliming barrel 201, and the side walls of the inner container outer barrel 202 and the sludge storage barrels 204 are respectively provided with a plurality of filtering holes 206, so that muddy water in the inner container assembly can be filtered to the desliming barrel 201 through the filtering holes 206.

The first power assembly 205 comprises a first motor 208 installed at the bottom of the sludge removing barrel 201, a rotating rod 209 is connected to an output shaft of the first motor 208 in a rotating mode, and the rotating rod 209 and the inner side wall of the inner container inner barrel 203 are fixed through a connecting wheel 210.

When the first motor 208 is started, the rotating first motor 208 can drive the connecting wheel 210 connected with the rotating rod 209 to rotate synchronously, so that the inner container inner cylinder 203 connected with the connecting wheel 210 and the inner container outer cylinder 202 fixedly connected with the inner container inner cylinder 203 also rotate along with the connecting wheel.

The wall of the inner container inner cylinder 203 is of a closed structure and has no leak hole, so that the first power assembly 205 inside is protected from being polluted by sludge, and the stable operation of the whole device is ensured.

The movable mud conveying mechanism is used for conveying mud-water mixture to the centrifugal mud-removing mechanisms 2 of the mud-removing assemblies in turn. Specifically, the method comprises the following steps:

the movable mud conveying mechanism comprises a mud pumping machine 3 and a sliding block 7, the mud pumping machine 3 is connected with a T-shaped mud conveying pipe 5 through a mud conveying pipe 4, the T-shaped mud conveying pipe 5 is fixedly mounted on the sliding block 7, two mud outlets 6 are symmetrically arranged on the T-shaped mud conveying pipe 5, the two mud outlets 6 are respectively opposite to two mud storage barrels 204 on two centrifugal mud-removing mechanisms 2 of a group of mud-removing assemblies, and the sliding block 7 is driven to move through a second power assembly 8.

The second power assembly 8 comprises a lead screw 801 fixedly mounted on the hull 1 through a lead screw seat, the slide block 7 is slidably mounted on the lead screw 801 through a lead screw nut matched with the lead screw 801, and the lead screw 801 is driven to move by a second motor 802.

The bottom of the desliming barrel 201 is inclined downwards from inside to outside. Facilitating the discharge of the muddy water from the drain pipe 207.

The utility model discloses the theory of operation of device as follows:

when the lake needs the mud dredging, the manual work is earlier with straining mud bag suit on a plurality of storage mud barrel 204, the embodiment of the utility model provides an, contain 4 centrifugation desliming mechanisms 2 altogether, 15 storage mud barrels 204 are equipped with on every centrifugation desliming mechanism 2. The four centrifugal desliming mechanisms 2 can be provided with 60 sludge storage cylinders 204 in total;

then, the ship body 1 is floated to a place where fixed-point sludge removal is needed on the lake surface, and people can not be carried on the ship body 1. The mud pump 3 conveys the mud-water mixture at the bottom of the lake to a T-shaped mud conveying pipe 5 through a mud conveying pipe 4, and conveys the mud-water mixture to mud storage cylinders 204 of two centrifugal desliming mechanisms 2 of a set of desliming assemblies through two mud outlets 6, mud water is retained in mud filtering bags in the mud storage cylinders 204, and filtered water flows out of filtering holes 206 of the mud storage cylinders 204;

when a mud-water mixture with 65% of storage capacity is stored in one mud storage cylinder 204, the mud pumping machine 3 stops pumping mud, the first power assembly 205 drives the centrifugal liner assembly to rotate for a certain angle until the upper part of the next mud storage cylinder 204 is over against the mud outlet 6 of the T-shaped mud conveying pipe 5, when 30 mud storage cylinders 204 in the two centrifugal mud-removing mechanisms 2 of one set of mud-removing assemblies are completely filled with one wheel, the mud-water mixture in the front mud storage cylinder 204 is settled under the action of gravity, the volume is reduced, then the two centrifugal mud-removing mechanisms 2 of the set of mud-removing assemblies are subjected to mud flushing for the second wheel, and after the two wheels pass, the mud storage cylinders 204 of the first set of two centrifugal mud-removing mechanisms 2 are almost filled with mud. The first power assembly 205 is started again, the centrifugal liner assembly of the centrifugal desliming mechanism 2 starts to rotate at a high speed, and the water in the sediment is further separated through centrifugal force;

and then starting the second power assembly 8 to enable the slide block 7 to drive the T-shaped mud conveying pipe 5 to move to the side of the two centrifugal desliming mechanisms of the other group of desliming assemblies, repeating the operation, after the dehydration of the latter group of desliming assemblies is finished, further drying the mud water in the mud storage barrels 204 of the two centrifugal desliming mechanisms 2 of the former group of desliming assemblies, reducing the volume of the mud-water mixture in the mud-water mixture, starting the second power assembly 8, flushing the mud with the previous group of desliming assemblies again, repeating the operation until all the mud storage barrels 204 are filled with dried mud, stopping the mud pump 3, enabling the ship body 1 to lean against the shore, manually taking out and tightening the mud filter bags in the mud storage barrels 204, and moving the mud filter bags to the shore.

Although the invention has been described in detail with respect to the general description and the specific embodiments, it will be apparent to those skilled in the art that modifications and improvements can be made based on the invention. Therefore, such modifications and improvements are intended to be within the scope of the invention as claimed.

Claims (5)

1. A silt dewatering device which is characterized in that: the mud-removing device comprises a ship body (1) and mud-removing components arranged on the ship body (1) in a front-back mode, wherein each mud-removing component comprises two centrifugal mud-removing mechanisms (2) which are symmetrically arranged, a movable mud conveying mechanism is arranged between the two centrifugal mud-removing mechanisms (2) of a plurality of groups of mud-removing components, and the movable mud conveying mechanisms are used for conveying mud-water mixtures to the centrifugal mud-removing mechanisms (2) of the mud-removing components in turn;

centrifugal desliming mechanism (2) include upper end open-ended desliming bucket (201) and rotate the installation and are in take off the centrifugal inner bag subassembly in mud bucket (201), the bottom of taking off mud bucket (201) is provided with and extends to take off outside drain pipe (207) of mud bucket (201), centrifugal inner bag subassembly includes inner bag urceolus (202) and fixed mounting in the inside inner bag inner tube (203) of inner bag urceolus (202), annular array has a plurality of mud storage barrel (204) between inner bag urceolus (202) and inner bag inner tube (203), inner bag inner tube (203) are rotatory through first power component (205) drive, just first power component (205) are installed the bottom central point who takes off mud bucket (201) puts, the lateral wall of inner bag urceolus (202) and mud storage barrel (204) all is equipped with a plurality of filtration hole (206).

2. A sludge dewatering apparatus as claimed in claim 1, wherein: remove and send mud mechanism to include mud pump (3) and slider (7), mud pump (3) are connected with T type through defeated mud pipe (4) and send mud pipe (5), and T type send mud pipe (5) fixed mounting in on slider (7), T type send mud pipe (5) to go up the symmetry and be provided with two mud outlets (6), two mud outlet (6) are just respectively to a set of two centrifugation mud storage barrel (204) on taking off mud mechanism (2) of taking off the mud subassembly, slider (7) are through second power component (8) drive removal.

3. A sludge dewatering apparatus as claimed in claim 2, wherein: the second power assembly (8) comprises a lead screw (801) fixedly mounted on the ship body (1) through a lead screw seat, the sliding block (7) is slidably mounted on the lead screw (801) through a lead screw nut matched with the lead screw (801), and the lead screw (801) is driven to move through a second motor (802).

4. A sludge dewatering apparatus as claimed in claim 1, wherein: first power component (205) are including installing first motor (208) of taking off mud bucket (201) bottom, it is connected with dwang (209) to rotate on the output shaft of first motor (208), dwang (209) with it is fixed through fifth wheel (210) between the inside wall of inner bag inner tube (203).

5. A sludge dewatering apparatus as claimed in claim 1, wherein: the bottom of the mud removing barrel (201) is inclined downwards from inside to outside.

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