CN112142291A

CN112142291A - Silt rapid settling equipment

Info

Publication number: CN112142291A
Application number: CN202011146090.7A
Authority: CN
Inventors: 何海玉; 苗孔杰; 孙伟亮; 冯立志; 李大斌; 张宪胜; 闫国华; 苏格海; 包聪灵; 李树敬; 明茂刚; 曲超; 周悦龙
Original assignee: Fourth Engineering Co Ltd of China Railway 14th Bureau Co Ltd
Current assignee: Fourth Engineering Co Ltd of China Railway 14th Bureau Co Ltd
Priority date: 2020-10-23
Filing date: 2020-10-23
Publication date: 2020-12-29

Abstract

The invention relates to the technical field of sludge settling equipment, and particularly discloses rapid sludge settling equipment which comprises an equipment body, wherein a filtering slurry inlet assembly is arranged at the top of the equipment body and is communicated with a slurry mixing assembly arranged at the upper end of the equipment body through a slurry inlet pipe, a stirring assembly is arranged inside the equipment body, a sludge outlet and a discharge assembly for pushing sludge to be discharged out of the equipment body are arranged at the bottom of the equipment body, and an overflow groove is formed in the side wall of the equipment body. The invention has the beneficial effects that: can realize subsiding fast, after subsiding the completion, can be through the easy mud cream discharge apparatus body of discharge assembly, the water in the overflow launder can be through the drain pipe discharge for the washing in later stage accelerates mud to subside simultaneously, the water economy resource.

Description

Silt rapid settling equipment

Technical Field

The invention relates to the technical field of sedimentation equipment, in particular to rapid silt sedimentation equipment.

Background

With the rapid development of industry and agriculture and the acceleration of urbanization process, the muddy water environment conditions of rivers and lakes in partial areas of China are rapidly worsened, and a plurality of rivers and channels are reduced to sewers storing dirty and dirty dirt, so that the sludge deposition increasingly becomes social public nuisance. Because the water content of the sludge is extremely high and the occupied area is extremely large, the sludge dehydration becomes a primary problem. Therefore, sludge needs to be treated, and fast settling is a better method.

The settling equipment in the prior art still has the following problems:

1. before the mud begins to settle, the mud is not filtered completely, and a filter plate is easy to block in the filtering process.

2. Before mud is settled, a flocculating agent needs to be added into a machine body to promote the concentration of the mud into mud paste, and when the existing equipment is used for feeding, the mud and the flocculating agent which are initially added into the machine body are not primarily mixed, so that the mud and the flocculating agent are not uniformly mixed, and the settling time is prolonged.

3. During the sedimentation process, the water in the upper layer is not discharged, resulting in a slow sedimentation rate.

4. After the mud is settled, the mud paste is difficult to discharge.

Therefore, there is a need for a rapid sludge settling apparatus to solve the above problems.

Disclosure of Invention

The technical task of the invention is to provide a rapid sludge sedimentation device aiming at the defects in the prior art, the rapid sludge sedimentation device firstly filters the slurry before sedimentation, firstly mixes the slurry with the flocculating agent before the slurry enters the device body, and fully mixes the slurry after the slurry enters the device body, so that the sedimentation time is shortened, the sedimentation efficiency is improved, the sludge paste is easily discharged out of the device body, the water resource can be comprehensively utilized, and the waste is avoided.

The technical scheme adopted by the invention for solving the technical problems is as follows: the novel mud filter is characterized by comprising an equipment body, wherein a filtering and mud feeding assembly is arranged at the top of the equipment body, the filtering and mud feeding assembly is communicated with a mud mixing assembly arranged at the upper end of the equipment body through a mud feeding pipe, a stirring assembly is arranged inside the equipment body, a mud paste outlet and a discharging assembly for pushing the mud paste to be discharged out of the equipment body are arranged at the bottom of the equipment body, and an overflow groove is formed in the side wall of the equipment body.

By adopting the technical scheme: advance the thick liquid subassembly through filtering and can filter mud, get rid of the great impurity in the mud, the later stage of being convenient for subsides fast, mix the thick liquid subassembly and can carry out preliminary mixture to mud and flocculating agent, the time that mud subsides can be shortened, the stirring subassembly further mixes mud and flocculating agent, can realize subsiding fast, after subsiding the completion, can be through the easy mud cream discharge apparatus body of discharging of discharge assembly, water in the overflow launder can discharge through the drain pipe, be used for washing in later stage, accelerate mud subsides simultaneously, water economy resource.

Furthermore, the filtering slurry inlet assembly comprises a plurality of slurry inlet box bodies arranged at the top of the equipment body, and filter plates are arranged in the slurry inlet box bodies.

By adopting the technical scheme: the slurry enters the slurry inlet box body firstly, and larger impurities are removed in the slurry inlet box body through the filtration of the filter plate, so that the later mixing and sedimentation are facilitated.

Further, the filter plate slope sets up inside advancing the thick liquid box, the one end that the filter plate is close to equipment body center is higher than the other end, advances one side that the thick liquid box is close to equipment body center and advances thick liquid pipe intercommunication, and the thick liquid box department of advancing of filter plate bottom is equipped with the slag notch.

By adopting the technical scheme: the filter plate is obliquely arranged and is not easy to be blocked, and larger impurities can downwards move under the action of gravity and are finally discharged through the slag discharge port at regular intervals, so that the filtering efficiency is improved.

Further, mix thick liquid subassembly including fixing the storehouse body on equipment body upper portion, the storehouse body with advance the thick liquid pipe intercommunication, the internal portion in storehouse is equipped with the transmission shaft cavity, be equipped with a plurality of vortex on the lateral wall of transmission shaft cavity and mix the arch, still be equipped with the flow distribution plate in the storehouse body, the upper portion of the storehouse body is equipped with out the thick liquid mouth.

By adopting the technical scheme: the filtered slurry enters the bin body to be mixed with the flocculating agent, and is raised in mixing, so that the primary mixing efficiency is more efficient, the slurry which just enters the bin body can be prevented from being discharged without primary mixing through the flow distribution plate, the slurry is mixed with the flocculating agent through the turbulence mixing raised part in the bin body, and then the slurry enters the equipment body through the slurry outlet, so that the mixing efficiency is improved.

Furthermore, a flocculating agent dispersion pipe is further arranged at the top of the bin body and communicated with a plurality of dispersion heads.

By adopting the technical scheme: through setting up flocculating agent dispersion pipe, the flocculating agent sprays the internal portion in storehouse through the dispersion head in the dispersion pipe, can make the mixture more even.

Further, the stirring subassembly is including setting up the agitator motor at equipment body top, agitator motor connects the transmission shaft, the transmission shaft passes and is connected with a plurality of stirring mobile jib after thoughtlessly starching the subassembly, be equipped with a plurality of stirring branch poles on the stirring mobile jib.

By adopting the technical scheme: can make mud and further mixture of flocculating agent through setting up the stirring subassembly, after stirring to a certain time, stop the stirring, can shorten the settling time of mud, realize subsiding fast.

Furthermore, the discharging assembly comprises a discharging shaft connected with a transmission shaft of the stirring assembly through a clutch, and a spiral guide vane is arranged on the discharging shaft.

By adopting the technical scheme: after settling, through setting up the spiral guide vane and can make the easy discharge apparatus body of mud cream, avoid blockking up the mud cream export. The device can be quickly brought into one-time use preparation.

Further, the other end of the discharge shaft is rotatably connected to a bottom case of the apparatus body through a seal bearing.

By adopting the technical scheme: the discharge shaft can be rotated more stably, and the load on the discharge shaft can be reduced.

Furthermore, a flushing pipe is communicated with the side wall of the pulp inlet box body and communicated with the upper side pulp inlet box body at the highest point of the filter plate.

By adopting the technical scheme: the filter plate can be regularly washed through the washing pipe, and the filter plate is prevented from being blocked.

Further, the flushing pipe is communicated with a drain pipe, and the drain pipe is communicated with the bottom of the overflow groove.

By adopting the technical scheme: the filter plate is washed by using the overflowed water, so that water resources are saved, and the waste of resources is avoided.

Compared with the prior art, the rapid sludge settling equipment has the following outstanding beneficial effects: advance the thick liquid subassembly through filtering and can filter mud, get rid of the great impurity in the mud, the later stage of being convenient for subsides fast, mix the thick liquid subassembly and can carry out preliminary mixture to mud and flocculating agent, the time that mud subsides can be shortened, the stirring subassembly further mixes mud and flocculating agent, can realize subsiding fast, after subsiding the completion, can be through the easy mud cream discharge apparatus body of discharging of discharge assembly, water in the overflow launder can discharge through the drain pipe, be used for washing in later stage, accelerate mud subsides simultaneously, water economy resource.

Drawings

FIG. 1 is a schematic structural diagram of a sludge rapid settling device;

FIG. 2 is a schematic structural view of a slurry mixing assembly;

description of reference numerals: 100. an apparatus body; 200. a filtering slurry inlet assembly; 210. a pulp inlet box body; 211. a flush tube; 220. filtering the plate; 230. a slag discharge port; 300. a pulp inlet pipe; 400. a slurry mixing assembly; 410. a bin body; 420. a transmission shaft cavity; 421. a turbulent flow mixing protrusion; 430. a flow distribution plate; 440. a pulp outlet; 450. a flocculant dispersing pipe; 451. a dispersion head; 500. a stirring assembly; 510. a stirring motor; 520. a drive shaft; 530. a stirring main rod; 531. stirring and separating rods; 600. a mud paste outlet; 700. a discharge assembly; 710. a clutch; 720. a discharge shaft; 730. a spiral guide vane; 800. an overflow trough; 900. and a water discharge pipe.

Detailed Description

A rapid sludge settling apparatus of the present invention is described in detail below with reference to the accompanying drawings of the specification, FIGS. 1 and 2.

The structure of the rapid sludge settling equipment comprises an equipment body 100, wherein a filtering slurry inlet assembly 200 is arranged at the top of the equipment body 100, the filtering slurry inlet assembly 200 is communicated with a slurry mixing assembly 400 arranged at the upper end of the equipment body 100 through a slurry inlet pipe 300, a stirring assembly 500 is arranged inside the equipment body 100, a sludge outlet 600 and a discharge assembly 700 for pushing the sludge to be discharged out of the equipment body 100 are arranged at the bottom of the equipment body 100, and an overflow groove 800 is arranged on the side wall of the equipment body 100. Advance thick liquid subassembly 200 through filtering and can filter mud, get rid of the great impurity in the mud, the later stage of being convenient for subsides fast, mix thick liquid subassembly 400 and can carry out preliminary mixture to mud and flocculating agent, the time that mud subsides can be shortened, stirring subassembly 500 further mixes mud and flocculating agent, can realize subsiding fast, after subsiding the completion, can be through the easy mud cream discharge apparatus body 100 with of discharge assembly 700, water in overflow launder 800 can discharge through drain pipe 900, a washing for the later stage, accelerate mud subsides simultaneously, water economy resource.

In the present embodiment, the slurry filtering and feeding assembly 200 includes a plurality of slurry feeding boxes 210 disposed at the top of the apparatus body 100, wherein a filter plate 220 is disposed in each slurry feeding box 210, and preferably, two slurry feeding boxes 210 may be disposed in the present embodiment, and one slurry feeding box 210 may be used as a spare. The slurry enters the slurry inlet tank 210, and is filtered by the filter plate 220 in the slurry inlet tank 210 to remove larger impurities, so that the slurry can be mixed and settled later.

In this embodiment, the filter plate 220 is obliquely disposed inside the slurry inlet tank 210, one end of the filter plate 220 close to the center of the apparatus body 100 is higher than the other end, one side of the slurry inlet tank 210 close to the center of the apparatus body 100 is communicated with the slurry inlet pipe 300, and a slag discharge port 230 is disposed at the slurry inlet tank 210 at the bottom end of the filter plate 220. In this embodiment, the inclined angle of the filter plate 220 is set to 30 ° compared with the horizontal, the inclined filter plate 220 is not easy to be blocked, and the larger impurities can move downwards under the action of gravity and finally be discharged periodically through the slag discharge outlet 230, thereby improving the filtering efficiency.

In this embodiment, the slurry mixing assembly 400 includes a bin body 410 fixed on the upper portion of the equipment body 100, the bin body 410 is cylindrical, the bin body 410 is communicated with the slurry inlet pipe 300, a transmission shaft cavity 420 is arranged inside the bin body 410, a plurality of turbulent flow mixing protrusions 421 are arranged on the outer side wall of the transmission shaft cavity 420, a splitter plate 430 is further arranged in the bin body 410, the splitter plate 430 is of an annular cylindrical structure, and a slurry outlet 440 is arranged on the upper portion of the bin body 410. The filtered mud enters into storehouse body 410 and mixes with the flocculating agent, owing to set up mixing protrusion for the efficiency of just mixing is more high-efficient, can avoid just entering into the mud in storehouse body 410 through setting up flow distribution plate 430 and discharge storehouse body 410 without just mixing, makes mud mix protruding 421 parts through the vortex in entering into storehouse body 410 and mixes with the flocculating agent, then enters into equipment body 100 through grout outlet 440 inside again, has improved mixing efficiency.

In this embodiment, a flocculant dispersing pipe 450 is further disposed at the top of the bin body 410, the flocculant dispersing pipe 450 is circular, and the flocculant dispersing pipe 450 is communicated with a plurality of dispersing heads 451. Through setting up flocculating agent dispersion pipe 450, the flocculating agent is inside through dispersion head 451 injection storehouse body 410 in the dispersion pipe, can make the mixture more even.

In this embodiment, the stirring assembly 500 includes a stirring motor 510 disposed at the top of the apparatus body 100, the stirring motor 510 is connected to a transmission shaft 520, the transmission shaft 520 is connected to a plurality of stirring rods 530 after passing through the slurry mixing assembly 400, and the stirring rods 530 are provided with a plurality of stirring rods 531. Through setting up stirring subassembly 500 can make mud and further mixing of flocculating agent, after stirring to a certain time, stop the stirring, can shorten the settling time of mud, realize subsiding fast.

In the present embodiment, the discharging assembly 700 includes a discharging shaft 720 connected to the transmission shaft 520 of the stirring assembly 500 via a clutch 710, and a spiral guide 730 is disposed on the discharging shaft 720. After the sedimentation is completed, the mud can be easily discharged out of the apparatus body 100 by providing the spiral guide piece 730, and the mud outlet 600 is prevented from being blocked. The device can be quickly brought into one-time use preparation.

In the present embodiment, the other end of the discharge shaft 720 is rotatably coupled to the bottom case of the apparatus body 100 through a seal bearing. The discharge shaft 720 can be rotated more stably, and the load on the discharge shaft 720 can be reduced.

In the present embodiment, the side wall of the slurry inlet tank 210 is further communicated with a flushing pipe 211, and the flushing pipe 211 is communicated with the upper slurry inlet tank 210 at the highest point of the filter plate 220. The filter sheet 220 can be periodically washed by the washing pipe 211, and clogging of the filter sheet 220 can be prevented.

In this embodiment, the flushing pipe 211 is in communication with a drain pipe 900, and the drain pipe 900 is in communication with the bottom of the overflow bath 800. The filter plate 220 is flushed by using the overflowed water, so that water resources are saved, and resource waste is avoided.

The above-mentioned embodiments are only for understanding the present invention, and are not intended to limit the technical solutions of the present invention, and those skilled in the art can make various changes or modifications based on the technical solutions described in the claims, and all equivalent changes or modifications should be covered by the scope of the claims of the present invention. The present invention is not described in detail, but is known to those skilled in the art.

Claims

1. The utility model provides a silt equipment that subsides fast, includes equipment body (100), its characterized in that, the top of equipment body (100) is equipped with filters into thick liquid subassembly (200), it sets up muddy thick liquid subassembly (400) in equipment body (100) upper end through advancing thick liquid pipe (300) intercommunication to filter into thick liquid subassembly (200), the inside of equipment body (100) is equipped with stirring subassembly (500), the bottom of equipment body (100) is equipped with mud cream export (600) to and promote the discharge subassembly (700) of mud cream discharge equipment body (100), be equipped with overflow launder (800) on the lateral wall of equipment body (100).

2. The sludge rapid settling equipment as claimed in claim 1, wherein the filtering slurry inlet assembly (200) comprises a plurality of slurry inlet boxes (210) arranged at the top of the equipment body (100), and a filter plate (220) is arranged in each slurry inlet box (210).

3. The sludge rapid settling equipment as claimed in claim 2, wherein the filter plate (220) is obliquely arranged inside the slurry inlet tank body (210), one end of the filter plate (220) close to the center of the equipment body (100) is higher than the other end, one side of the slurry inlet tank body (210) close to the center of the equipment body (100) is communicated with the slurry inlet pipe (300), and a slag discharge port (230) is arranged at the slurry inlet tank body (210) at the bottommost end of the filter plate (220).

4. The sludge rapid settling equipment as claimed in claim 1, wherein the slurry mixing assembly (400) comprises a bin body (410) fixed on the upper part of the equipment body (100), the bin body (410) is communicated with the slurry inlet pipe (300), a transmission shaft cavity (420) is arranged inside the bin body (410), a plurality of turbulent flow mixing protrusions (421) are arranged on the outer side wall of the transmission shaft cavity (420), a splitter plate (430) is further arranged in the bin body (410), and a slurry outlet (440) is arranged on the upper part of the bin body (410).

5. The sludge rapid settling equipment as claimed in claim 4, wherein the top of the bin body (410) is further provided with a flocculant dispersing pipe (450), and the flocculant dispersing pipe (450) is communicated with a plurality of dispersing heads (451).

6. The sludge rapid settling equipment as claimed in claim 1, wherein the stirring assembly (500) comprises a stirring motor (510) arranged at the top of the equipment body (100), the stirring motor (510) is connected with a transmission shaft (520), the transmission shaft (520) is connected with a plurality of stirring main rods (530) after penetrating through the slurry mixing assembly (400), and a plurality of stirring branch rods (531) are arranged on the stirring main rods (530).

7. The sludge rapid settling apparatus as claimed in claim 6, wherein the discharge assembly (700) comprises a discharge shaft (720) connected with the transmission shaft (520) of the stirring assembly (500) through a clutch (710), and the discharge shaft (720) is provided with a spiral guide vane (730).

8. The sludge rapid settling apparatus as claimed in claim 7, wherein the other end of the discharge shaft (720) is rotatably connected to a bottom case of the apparatus body (100) through a sealed bearing.

9. The sludge rapid settling equipment as claimed in claim 2, wherein the side wall of the slurry inlet tank body (210) is also communicated with a flushing pipe (211), and the flushing pipe (211) is communicated with the upper slurry inlet tank body (210) at the highest point of the filter plate (220).

10. The sludge rapid settling apparatus as claimed in claim 9, wherein the flushing pipe (211) is communicated with a drain pipe (900), and the drain pipe (900) is communicated with the bottom of the overflow tank (800).