CN213475737U

CN213475737U - Sludge dewatering machine

Info

Publication number: CN213475737U
Application number: CN202022131097.3U
Authority: CN
Inventors: 康永强; 查龙友; 魏志学; 郭开元; 张学彬; 宫瑞鸿; 岳会发; 李伟强; 戴鑫; 张铭
Original assignee: China Construction Sixth Engineering Division Water Conservancy and Hydropower Construction Group Co Ltd
Current assignee: China Construction Sixth Engineering Division Water Conservancy and Hydropower Construction Group Co Ltd
Priority date: 2020-09-25
Filing date: 2020-09-25
Publication date: 2021-06-18
Anticipated expiration: 2030-09-25

Abstract

The utility model relates to a sludge dewatering machine, including dehydration box and a plurality of landing legs of installing in dehydration box bottom, the dehydration box is from last to being equipped with the buffering subassembly down in proper order, utilizing gravity to carry out the one-level dehydration subassembly that dewaters and utilizing centrifugal force to carry out the second grade dehydration subassembly that dewaters, and second grade dehydration subassembly bottom one side is equipped with sludge outlet, and dehydration box bottom one side is equipped with the delivery port. The utility model discloses the one-level dehydration subassembly passes through the moisture that gravity filtration contains in to mud, and the water that filters out flows through catchment frid, play water cavity and cavity delivery port in proper order, after one-level dehydration subassembly carries out preliminary dehydration, and mud reentrants carries out centrifugal dehydration in the second grade dehydration subassembly, and the two-stage dehydration, and dewatering effect is good, and is efficient. In addition, the buffering subassembly can cushion the mud that enters into the dehydration box internal, has solved because of the mud impact force leads to the problem of mud dewatering machine damage greatly.

Description

Sludge dewatering machine

Technical Field

The utility model relates to a sludge dewatering technical field especially relates to a sludge dewatering machine.

Background

Sludge dewatering and drying is a sludge treatment method which removes water from fluid primary, concentrated or digested sludge and converts the sludge into semi-solid or solid sludge blocks; after dehydration, the water content of the sludge can be reduced to fifty-five percent to eighty percent; the further dehydration of the sludge is called sludge drying, and the moisture content of the dried sludge is less than ten percent. The existing sludge dewatering equipment usually adopts one-stage dewatering, and has poor dewatering quality and low efficiency. In addition, after the sludge to be dewatered enters the dewatering machine, the sludge dewatering machine can be damaged to a certain extent due to large impact force.

Disclosure of Invention

The utility model aims to solve the defects of the prior art and provides a sludge dewatering machine.

The utility model discloses a realize above-mentioned purpose, adopt following technical scheme: the utility model provides a sludge dewatering machine, includes the dewatering box and installs a plurality of landing legs in dewatering box bottom, and dewatering box top surface one side is equipped with the sludge import, and sludge import and dewatering box inner chamber intercommunication are internal from last to being equipped with the buffering subassembly down in proper order, utilize gravity to carry out the one-level dehydration subassembly that dewaters and utilize centrifugal force to carry out the second grade dehydration subassembly that dewaters, and second grade dehydration subassembly bottom one side is equipped with sludge outlet, and dewatering box bottom one side is equipped with the delivery port.

The buffering subassembly is including the buffer board of slope, the higher one end of buffer board and the internal wall fixed connection of dehydration box, and the mud import is located the higher one end of buffer board directly over, and the buffer board top surface is equipped with a plurality of cushion rubber pieces, and the laminating of buffer board bottom surface has a plurality of bracing pieces, and the bracing piece both ends are fixed on the inner wall of dehydration box, the front side of buffer board and the laminating of the front side inner wall of dehydration box, the rear side of buffer board and the laminating of the rear side of dehydration box.

The one-level dehydration subassembly includes the conveying subassembly of a plurality of upper and lower distributions and slope, and the conveying subassembly's that lies in the top in two adjacent conveying subassemblies discharge end lies in the below conveying subassembly directly over the feed end, and the lower one end of buffer board lies in the top conveying subassembly feed end directly over, and the feed end of second grade dehydration subassembly lies in the below conveying subassembly discharge end directly under, and the matching has a water-collecting component under every conveying subassembly.

Conveying unit includes the initiative driving roller, driven driving roller and the conveyer belt of cover on initiative driving roller and driven driving roller, be equipped with a plurality of apopores on the conveyer belt, and the conveyer belt surface even has the filter screen that is used for the drainage, initiative driving roller and driven driving roller all rotate with the dehydration box body to be connected, and the pivot of initiative driving roller is worn out the dehydration box body tank wall, install on the rear side wall of dehydration box and be used for driving the rotatory motor No. one of initiative driving roller, the front side of conveyer belt and the laminating of the front side inner wall of dehydration box, the rear side of conveyer belt and the laminating of the rear side of dehydration box.

The subassembly that catchments includes the frid that catchments, the one end and the dehydration box lateral wall fixed connection of frid that catchments, the other end even has the scraper blade, the scraper blade is laminated with the conveyer belt surface that is located the conveying component discharge end department of scraper blade top, a mud and the conveyer belt separation for with the adhesion on the conveyer belt, two lateral walls of dehydration box all are equipped with out the water cavity, one side and play water cavity intercommunication that the scraper blade was kept away from to the frid that catchments, even have the cavity delivery port that matches with a water cavity on the lateral wall of dehydration box, cavity delivery port and play water cavity bottom intercommunication.

The second grade dehydration subassembly includes dehydration cylinder and the vertical rotation axis that is located dehydration cylinder axis department, the dehydration cylinder upper end is uncovered, and the uncovered department in dehydration cylinder upper end is located under the conveying assembly discharge end of below, the lower extreme stretches out dehydration box diapire, dehydration cylinder and dehydration box fixed connection, install vertical No. two motors on the dehydration cylinder diapire, the output shaft of No. two motors pass behind the dehydration cylinder diapire with rotation axis fixed connection, install helical blade on the rotation axis, be equipped with a plurality of dehydration holes that are used for going out water on the lateral wall of the dehydration cylinder that is located in the dehydration box, sludge outlet and dehydration cylinder bottom one side intercommunication.

The upper end of the dewatering cylinder is connected with a guide cylinder with a rectangular cross section, the bottom wall of the guide cylinder is communicated with the upper end of the dewatering cylinder, the front side of the upper end of the guide cylinder is attached to the inner wall of the front side of the dewatering box body, and the rear side of the upper end of the guide cylinder is attached to the inner wall of the rear side of the dewatering box body.

The utility model has the advantages that: the utility model discloses the one-level dehydration subassembly passes through the moisture that gravity filtration contains in to mud, and the water that filters out flows through catchment frid, play water cavity and cavity delivery port in proper order, after one-level dehydration subassembly carries out preliminary dehydration, and mud reentrants carries out centrifugal dehydration in the second grade dehydration subassembly, and the two-stage dehydration, and dewatering effect is good, and is efficient. In addition, the buffering subassembly can cushion the mud that enters into the dehydration box internal, has solved because of the mud impact force leads to the problem of mud dewatering machine damage greatly.

Drawings

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

in the figure: 1-a dewatering box body; 2-a support leg; 3-sludge inlet; 4-a buffer component; 41-a buffer plate; 42-a cushion rubber block; 43-a support bar; 5-a primary dewatering component; 51-a transport assembly; 511-a driving transmission roller; 512-driven driving roller; 513-a conveyor belt; 52-a water collection assembly; 521-a water collecting trough plate; 522-a scraper; 523-water outlet cavity; 524-cavity water outlet; 6-a secondary dewatering component; 61-a dewatering drum; 62-a rotating shaft; 63-motor number two; 64-helical blades; 65-a material guide cylinder; 7-sludge outlet; 8-water outlet;

the following detailed description will be made in conjunction with embodiments of the present invention with reference to the accompanying drawings.

Detailed Description

The invention will be further explained with reference to the following figures and examples:

as shown in fig. 1, a sludge dewatering machine, including dewatering box 1 and a plurality of landing legs 2 of installing in dewatering box 1 bottom, dewatering box 1 top surface one side is equipped with mud import 3, mud import 3 and the 1 inner chamber intercommunication of dewatering box, dewatering box 1 is interior from last to being equipped with buffering subassembly 4 down in proper order, the one-level dehydration subassembly 5 that utilizes gravity to dewater and the second grade dehydration subassembly 6 that utilizes centrifugal force to dewater, 6 bottom one side of second grade dehydration subassembly is equipped with

sludge outlet

7, 1 bottom one side of dewatering box is equipped with delivery port 8.

Buffer unit 4 is including the buffer board 41 of slope, the higher one end of buffer board 41 and the 1 inner wall fixed connection of dehydration box body, sludge inlet 3 is located directly over the higher one end of buffer board 41, the 41 top surfaces of buffer board are equipped with a plurality of cushion rubber blocks 42, the laminating of the 41 bottom surface of buffer board has a plurality of bracing pieces 43, bracing piece 43 both ends are fixed on the inner wall of dehydration box body 1, the front side of buffer board 41 and the laminating of the front side inner wall of dehydration box body 1, the rear side of buffer board 41 and the laminating of the rear side of dehydration box body 1.

The primary dewatering component 5 comprises a plurality of conveying components 51 which are distributed up and down and inclined, the discharge end of the conveying component 51 positioned above the two adjacent conveying components 51 is positioned right above the feed end of the conveying component 51 below, the lower end of the buffer plate 41 is positioned right above the feed end of the uppermost conveying component 51, the feed end of the secondary dewatering component 6 is positioned right below the discharge end of the lowermost conveying component 51, and a water collecting component 52 is matched right below each conveying component 51.

Conveying component 51 includes initiative driving roller 511, driven driving roller 512 and the conveyer belt 513 of cover on initiative driving roller 511 and driven driving roller 512, be equipped with a plurality of apopores on the conveyer belt 513, and conveyer belt 513 surface even has the filter screen that is used for the drainage, initiative driving roller 511 and driven driving roller 512 all rotate with dehydration box body 1 and be connected, and dehydration box body 1 tank wall is worn out in the pivot of initiative driving roller 511, install the motor that is used for driving initiative driving roller 511 rotatory on the rear side wall of dehydration box body 1, the front side of conveyer belt 513 and the laminating of the front side inner wall of dehydration box body 1, the rear side of conveyer belt 513 and the laminating of the rear side of dehydration box body 1.

The subassembly 52 catchments includes catchment channel plate 521, catchment channel plate 521's one end and dehydration box body 1 lateral wall fixed connection, the other end even has scraper blade 522, scraper blade 522 and the conveyer belt 513 surface laminating of the 51 discharge end department of conveyor component who is located the scraper blade 522 top, a mud and the conveyer belt 513 separation of adhesion on with conveyer belt 513, two lateral walls of dehydration box body 1 all are equipped with out water cavity 523, one side and play water cavity 523 intercommunication of scraper blade 522 are kept away from to catchment channel plate 521, even have on the lateral wall of dehydration box body 1 and go out water cavity 523 assorted cavity delivery port 524, cavity delivery port 524 and play water cavity 523 bottom intercommunication.

Second grade dehydration subassembly 6 includes dehydration cylinder 61 and the vertical rotation axis 62 that is located dehydration cylinder 61 axis department, dehydration cylinder 61 upper end is uncovered, and the uncovered department in dehydration cylinder 61 upper end is located under the conveying component 51 discharge end of below, the lower extreme stretches out dehydration box 1 diapire, dehydration cylinder 61 and dehydration box 1 fixed connection, install vertical No. two motor 63 on the dehydration cylinder 61 diapire, No. two motor 63's output shaft pass behind the dehydration cylinder 61 diapire with rotation axis 62 fixed connection, install helical blade 64 on the rotation axis 62, be located and be equipped with a plurality of dehydration holes that are used for going out water on the lateral wall of the dehydration cylinder 61 in the dehydration box 1, sludge outlet 7 and dehydration cylinder 61 bottom one side intercommunication.

The upper end of the dewatering cylinder 61 is connected with a guide cylinder 65 with a rectangular cross section, the bottom wall of the guide cylinder 65 is communicated with the upper end of the dewatering cylinder 61, the front side of the upper end of the guide cylinder 65 is attached to the inner wall of the front side of the dewatering box body 1, and the rear side of the upper end of the guide cylinder 65 is attached to the inner wall of the rear side of the dewatering box body 1.

The utility model is operated, the sludge enters the buffer component 41 from the sludge inlet 3, the buffer rubber block 42 on the buffer plate 41 can buffer the sludge, thereby reducing the impact force, then the sludge falls on the uppermost conveying component 51, because the water content in the untreated sludge is too large, the sludge can be dehydrated in a filtering mode, the first-stage dehydration component 5 filters the moisture contained in the sludge through gravity, the filtered water flows out through the water collecting tank plate 521, the water outlet cavity 523 and the cavity water outlet 524 in sequence, after the primary dehydration is carried out by the first-stage dehydration component 5, the sludge with less moisture falls into the dehydration cylinder 61 of the second-stage dehydration component 6, the second motor 63 drives the rotating shaft 62 to rotate, the helical blade 64 rotates along with the sludge in the dehydration cylinder 61, the sludge is dehydrated through the centrifugal force, in addition, the helical blade 64 has certain extrusion to the sludge, can extrude the moisture in the mud, further improve dehydration effect, the two-stage dehydration, dehydration effect is good, and efficient.

In addition, when the filter holes of the filter screen on the conveyor 513 are blocked, the first motor drives the driving roller 511 to rotate, and the scraper 522 and the conveyor 513 move relatively to scrape off the sludge on the filter screen on the surface of the conveyor 513.

The present invention has been described above with reference to the accompanying drawings, and it is obvious that the present invention is not limited by the above embodiments, and various improvements made by the method concept and technical solution of the present invention or directly applied to other occasions without improvement are all within the protection scope of the present invention.

Claims

1. The utility model provides a sludge dewatering machine, a serial communication port, include dewatering box (1) and install a plurality of landing legs (2) in dewatering box (1) bottom, dewatering box (1) top surface one side is equipped with mud import (3), mud import (3) and dewatering box (1) inner chamber intercommunication, dewatering box (1) interior from last to being equipped with buffering subassembly (4) down in proper order, utilize gravity to carry out one-level dehydration subassembly (5) of dehydration and utilize centrifugal force to carry out second grade dehydration subassembly (6) of dehydration, second grade dehydration subassembly (6) bottom one side is equipped with sludge outlet (7), dewatering box (1) bottom one side is equipped with delivery port (8).

2. The sludge dewatering machine according to claim 1, wherein the buffer assembly (4) comprises an inclined buffer plate (41), the higher end of the buffer plate (41) is fixedly connected with the inner wall of the dewatering box body (1), the sludge inlet (3) is positioned right above the higher end of the buffer plate (41), the top surface of the buffer plate (41) is provided with a plurality of buffer rubber blocks (42), the bottom surface of the buffer plate (41) is attached with a plurality of support rods (43), the two ends of each support rod (43) are fixed on the inner wall of the dewatering box body (1), the front side of the buffer plate (41) is attached to the inner wall of the front side of the dewatering box body (1), and the rear side of the buffer plate (41) is attached to the rear side of the dewatering box body (1).

3. The sludge dewatering machine according to claim 2, characterized in that the primary dewatering module (5) comprises a plurality of vertically distributed and inclined conveying modules (51), the discharge end of the conveying module (51) positioned above in two adjacent conveying modules (51) is positioned right above the feed end of the conveying module (51) positioned below, the lower end of the buffer plate (41) is positioned right above the feed end of the uppermost conveying module (51), the feed end of the secondary dewatering module (6) is positioned right below the discharge end of the lowermost conveying module (51), and a water collecting module (52) is matched right below each conveying module (51).

4. The sludge dewatering machine according to claim 3, wherein the conveying component (51) comprises a driving transmission roller (511), a driven transmission roller (512) and a conveying belt (513) sleeved on the driving transmission roller (511) and the driven transmission roller (512), a plurality of water outlet holes are formed in the conveying belt (513), a filter screen for filtering water is connected to the surface of the conveying belt (513), the driving transmission roller (511) and the driven transmission roller (512) are rotatably connected with the dewatering box body (1), a rotating shaft of the driving transmission roller (511) penetrates through the wall of the dewatering box body (1), a motor for driving the driving transmission roller (511) to rotate is installed on the rear side wall of the dewatering box body (1), the front side of the conveying belt (513) is attached to the inner wall of the front side of the dewatering box body (1), and the rear side of the conveying belt (513) is attached to the rear side of the dewatering box body (1).

5. The sludge dewatering machine of claim 4, wherein the water collection assembly (52) comprises a water collection groove plate (521), one end of the water collection groove plate (521) is fixedly connected with the side wall of the dewatering box body (1), the other end of the water collection groove plate is connected with a scraper (522), the scraper (522) is attached to the surface of a conveying belt (513) at the discharge end of a conveying assembly (51) above the scraper (522), the conveying belt (513) is used for separating sludge adhered to the conveying belt (513), the two side walls of the dewatering box body (1) are respectively provided with a water outlet cavity (523), one side of the water collection groove plate (521), which is far away from the scraper (522), is communicated with the water outlet cavity (523), the outer side wall of the dewatering box body (1) is connected with a cavity water outlet (524) matched with the water outlet cavity (523), and the cavity water outlet (524) is communicated with the bottom of the water outlet cavity (523).

6. Sludge dewatering machine according to claim 5, characterized in that the secondary dewatering assembly (6) comprises a dewatering drum (61) and a vertical rotating shaft (62) at the axis of the dewatering drum (61), the dewatering drum (61) being open at its upper end, and the uncovered department in dehydration tube (61) upper end is located the below under conveyor components (51) discharge end, the lower extreme stretches out dehydration box (1) diapire, dehydration tube (61) and dehydration box (1) fixed connection, install vertical No. two motor (63) on dehydration tube (61) diapire, the output shaft of No. two motor (63) pass behind dehydration tube (61) diapire with rotation axis (62) fixed connection, install helical blade (64) on rotation axis (62), be located and be equipped with a plurality of dehydration holes that are used for going out water on the lateral wall of dehydration tube (61) in dehydration box (1), sludge outlet (7) and dehydration tube (61) bottom one side intercommunication.

7. The sludge dewatering machine according to claim 6, wherein the upper end of the dewatering cylinder (61) is connected with a guide cylinder (65) with a rectangular section, the bottom wall of the guide cylinder (65) is communicated with the upper end of the dewatering cylinder (61), the front side of the upper end of the guide cylinder (65) is attached to the inner wall of the front side of the dewatering box body (1), and the rear side of the upper end of the guide cylinder (65) is attached to the inner wall of the rear side of the dewatering box body (1).