CN219823979U

CN219823979U - Fold spiral shell formula sludge dewatering processing apparatus

Info

Publication number: CN219823979U
Application number: CN202320898086.9U
Authority: CN
Inventors: 徐良学; 卜虹旭; 张宇彤; 李佳聪
Original assignee: Individual
Current assignee: Individual
Priority date: 2023-04-20
Filing date: 2023-04-20
Publication date: 2023-10-13
Anticipated expiration: 2033-04-20

Abstract

The utility model discloses a spiral-fold type sludge dewatering treatment device, and belongs to the technical field of sludge dewatering. The utility model relates to a flocculation device, which comprises a flocculation reaction box and a dewatering machine body, wherein the dewatering machine body is vertically arranged on the flocculation reaction box, the lower end of the dewatering machine body is inserted into the flocculation reaction box, the lower end of the dewatering machine body is of an opening structure, the lower end of the dewatering machine body is in transmission connection with stirring blades, the dewatering machine body comprises a sludge draining section, the upper end of the dewatering machine body is provided with an outlet pressing plate, the upper end of the dewatering machine body is provided with a plurality of discharging holes, the outlet pressing plate is close to the discharging holes, and the dewatering machine body is provided with a material guiding component for guiding mud cakes and raw water.

Description

Fold spiral shell formula sludge dewatering processing apparatus

Technical Field

The utility model relates to the technical field of sludge dewatering, in particular to a spiral-pile type sludge dewatering treatment device.

Background

The spiral shell formula sludge dewaterer is widely used in the sludge dewatering engineering of municipal sewage, food beverage, slaughter and culture, printing and dyeing, petrochemical industry, papermaking etc. individual trade, and after mixing with the flocculating agent forms the alum blossom, the mixture will be sent into dewatering device, and the clear solution that separates from mud this moment also will be sent into dewatering device together, and the mixture is when being extruded and dewater by helical blade, and the clear solution will be pressed together filter-pressing again with mud, causes the clear solution to be polluted once more, has reduced the purity degree of clear solution.

The document with the prior art publication No. CN109250886B provides a spiral-fold type sludge dewatering machine and a use method thereof, the device is used for precipitating through a precipitation tank, supernatant fluid is discharged in advance, and then the precipitated mud-like substance is subjected to secondary flocculation precipitation, compressed and dewatered through a spiral-fold body, the supernatant fluid is discharged for the second time, the supernatant fluid separated for the first time is not mixed with the mud-like substance, and the purity of the whole supernatant fluid is improved; aiming at the flocculation precipitation for two times, the first stirring device has a good stirring effect on the mixture, so that the sludge and the flocculant are fully mixed, the purity of the clear liquid separated out for the first time is improved, the second stirring device enables the sludge to be well mixed with the flocculant, the possibility of adhesion of the sludge to the inner wall is reduced, and the sludge is convenient to dehydrate; when the spiral shell formula hydroextractor is used, during the first flocculation precipitation, polymeric ferric sulfate powder is added, so that the collision of the coagulation solid is increased, COD, heavy metals and other elements are effectively removed, and the purity of clear liquid is improved.

The above prior art solution, though realizing the beneficial effects related to the prior art by the structure of the prior art, still has the following drawbacks: the spiral body and the flocculation mixing device are of two independent structures, so that in order to ensure that the alum flowers are fully formed by flocculation, an independent stirring mechanism is needed to stir the mixed liquid, and the energy consumption and the use cost are increased.

In the related art, the inventors considered that the energy consumption and the use cost can be reduced by stirring the flocculation mixing device by the spiral shell stacking machine, and dewatering the sludge while stirring the sludge.

In view of this, we propose a spiral-wound sludge dewatering treatment device.

Disclosure of Invention

1. Technical problem to be solved

The utility model aims to provide a spiral shell formula sludge dewatering treatment device, which solves the technical problems in the background art, and achieves the technical effects that a spiral shell machine can stir in a flocculation device in the dewatering process, and the energy consumption and the use cost are reduced.

2. Technical proposal

The technical scheme of the utility model provides a spiral-superposition type sludge dewatering treatment device, which comprises a flocculation reaction tank and a dewatering machine body, wherein the dewatering machine body is vertically arranged on the flocculation reaction tank, the lower end of the dewatering machine body is inserted into the flocculation reaction tank, the lower end of the dewatering machine body is of an opening structure, and the lower end of the dewatering machine body is in transmission connection with stirring blades;

the dewatering machine body comprises a sludge draining section, an outlet pressing plate is arranged at the upper end of the dewatering machine body, and a plurality of discharging holes are formed in the upper end of the dewatering machine body;

the outlet pressing plate is close to the discharge hole;

the dewatering machine body is provided with a guide component for guiding mud cakes and raw water.

Through adopting above-mentioned technical scheme, the vertical fixing of dehydration organism is on flocculation reaction case, and the lower extreme that the dehydration organism had the stirring leaf inserts in flocculation reaction case, the dehydration organism lower extreme is open structure, in the muddy water entering into the dehydration organism of being convenient for, and drive the stirring leaf at the in-process that the dehydration organism promoted muddy water and stir the flocculation liquid, make the use of flocculation more abundant, and reducible actuating equipment, finally realize reducing energy consumption and use cost, be provided with the guide subassembly to mud cake and raw water direction on the dehydration organism, so that lead to the raw water after the waterlogging caused by excessive rainfall and the mud cake after the extrusion.

As an alternative scheme of the technical scheme of the utility model, the flocculation reaction tank comprises a fixing frame and a sludge feeding pipe;

the dewatering machine body is fixed on the fixing frame.

Through adopting above-mentioned technical scheme, the mount is fixed on the box, and the dehydration organism is vertical to be fixed on the mount to accomplish the fixed of dehydration organism and flocculation reaction case.

As an alternative to the technical solution of the present utility model, the dewatering machine body includes a sleeve, a shaft, a helical blade and a motor;

the casing comprises two sludge lifting sections and a sludge draining section, the sludge draining section is arranged between the two sludge lifting sections, a plurality of draining holes are formed in the surface of the sludge draining section, the shaft rod is coaxially and rotatably connected with the casing, and the motor is fixed on the casing and is in transmission connection with the shaft rod;

the spiral blade and the shaft rod are coaxially fixed, and the spiral blade rotates in the sleeve and is jointed with the inner wall of the sleeve to rotate;

the discharging hole is formed in the upper end of the sludge lifting section, and the outlet pressing plate is coaxially fixed with the shaft lever;

the stirring blade is fixed with the shaft lever.

Through adopting above-mentioned technical scheme, the mud lifting section of lower extreme is fixed on the mount, mud draining section is arranged in the top of flocculation reaction case, and be arranged in solution upper surface, the motor passes through the mud lifting section fixed mounting of support and upper end, the output shaft of motor and the upper end coaxial fixed of axostylus axostyle, simultaneously export clamp plate and axostylus axostyle coaxial fixed, therefore when helical blade promotes mud water and extrudees on the export clamp plate, through the rotation of export clamp plate, can rub the mud cake, avoid piling up of mud cake, simultaneously in the in-process that promotes when mud water passes through mud draining section, the alum blossom that is greater than the waterlogging caused by excessive rainfall hole is left in the sleeve pipe, be less than the raw water of waterlogging caused by excessive rainfall hole and flow in order to accomplish preliminary waterlogging caused by excessive rainfall through the waterlogging caused by excessive rainfall hole, after the mud after the waterlogging caused by excessive rainfall is promoted, extrude through the discharge hole, extrude the water, along helical blade after the water flow downwards, and flow through the waterlogging caused by excessive rainfall hole, and flow through the waterlogging caused by the agitating blade is fixed at the lower extreme of axostylus that the axostylus axostyle, so that drive the inside the flocculation reaction case is so as to drive the stirring.

As an alternative scheme of the technical scheme of the utility model, a plurality of raised strips are fixedly arranged on one side of the outlet pressing plate, which is close to the discharge hole.

Through adopting above-mentioned technical scheme, be close to a plurality of sand grip of side fixed mounting of discharge port at the export clamp plate, when the export clamp plate rotates, the sand grip is used in on the mud cake, can rub out the mud cake from between export clamp plate and the upper end mud lifting section, avoids blockking up the passageway of mud cake export.

As an alternative scheme of the technical scheme of the utility model, the material guiding component comprises a mud cake material guiding piece and a raw water material guiding piece;

the mud cake material guide piece and the raw water material guide piece have the same structure, and the mud cake material guide piece comprises a material collecting tray and a material guide pipe;

the collecting disc and the sleeve are coaxially fixed;

the raw water guide piece is arranged at the lower section of the sludge draining section, and the mud cake guide piece is arranged at the upper section of the sludge draining section.

Through adopting above-mentioned technical scheme, raw water guide spare sets up in the hypomere of mud waterlogging caused by excessive rainfall section to realize carrying out the water conservancy diversion to the raw water behind the muddy water through the waterlogging caused by excessive rainfall hole waterlogging caused by excessive rainfall, mud cake guide spare sets up in the upper segment of mud waterlogging caused by excessive rainfall section, after the mud cake of export clamp plate below falls to mud cake guide spare in, can carry out the guide to the mud cake.

As an alternative scheme of the technical scheme of the utility model, the mud cake material guiding piece and the raw water material guiding piece are internally provided with slope plates, and one end of each slope plate, which is close to the material guiding pipe, is a low point.

Through adopting above-mentioned technical scheme, all set up the ramp plate in mud cake guide and raw water guide to the one end that the ramp plate is close to the passage is the low point, so that lead the material.

3. Advantageous effects

One or more technical solutions provided in the embodiments of the present utility model at least have the following technical effects or advantages:

1. according to the utility model, the stirring blades are driven to stir the flocculating liquid in the process of lifting the muddy water by the dewatering machine body, so that flocculation is more sufficient, the use of driving equipment can be reduced, and finally, the energy consumption and the use cost are reduced;

2. according to the utility model, the convex strips are fixedly arranged on one side of the outlet pressing plate, which is close to the discharge hole, and when the outlet pressing plate rotates, the convex strips act on the mud cake, so that the mud cake can be rubbed out from between the outlet pressing plate and the upper end mud lifting section, and a channel blocking the mud cake outlet is avoided.

Drawings

FIG. 1 is a schematic diagram showing the overall structure of a spiral-wound sludge dewatering device according to a preferred embodiment of the present utility model;

FIG. 2 is a schematic diagram of an overall explosion structure of a spiral-pile sludge dewatering device according to a preferred embodiment of the present utility model;

FIG. 3 is a schematic cross-sectional view of a mud cake guide of a spiral-stack sludge dewatering device according to a preferred embodiment of the present utility model;

FIG. 4 is a schematic view of a shaft and helical blades and stirring blades of a spiral-stacked sludge dewatering device according to a preferred embodiment of the present utility model;

FIG. 5 is a schematic diagram of a casing structure of a spiral-wound sludge dewatering device according to a preferred embodiment of the present utility model;

the reference numerals in the figures illustrate: 1. a flocculation reaction box; 101. a fixing frame; 102. a sludge feeding pipe; 2. a dehydrating body; 201. a sludge lifting section; 202. a sludge draining section; 2021. a draining hole; 203. a discharge hole; 204. a bracket; 205. a shaft lever; 206. a helical blade; 207. stirring the leaves; 208. an outlet pressure plate; 209. a convex strip; 210. a motor; 3. a material guiding component; 301. mud cake guide piece; 3011. a collecting tray; 3012. a material guiding pipe; 302. raw water guide piece; 303. and a slope plate.

Detailed Description

The utility model is described in further detail below with reference to the drawings.

The utility model provides a fold spiral shell formula sludge dewatering processing apparatus, including flocculation reaction case 1 and dehydration organism 2, the vertical setting of dehydration organism 2 is on flocculation reaction case 1, the lower extreme of dehydration organism 2 inserts in flocculation reaction case 1, dehydration organism 2 lower extreme is open structure, dehydration organism 2 lower extreme transmission is connected with stirring leaf 207, dehydration organism 2 is including mud waterlogging caused by excessive rainfall section 202, dehydration organism 2 upper end sets up export clamp plate 208, a plurality of discharge holes 203 have been seted up to dehydration organism 2 upper end, export clamp plate 208 is close to discharge hole 203, be provided with the guide subassembly 3 to mud cake and raw water direction on the dehydration organism 2.

Referring to fig. 1 and 2, a dewatering body 2 is vertically fixed on a flocculation reaction tank 1, and the lower end of the dewatering body 2 with stirring blades 207 is inserted into the flocculation reaction tank 1, the lower end of the dewatering body 2 is of an opening structure, so that muddy water enters the dewatering body 2, and the stirring blades 207 are driven to stir flocculated liquid in the process of lifting muddy water by the dewatering body 2, so that flocculation is more sufficient, the use of driving equipment can be reduced, the energy consumption and the use cost are finally reduced, and a material guiding assembly 3 for guiding mud cakes and raw water is arranged on the dewatering body 2, so that the drained raw water and the extruded mud cakes are guided.

The flocculation reaction tank 1 comprises a fixing frame 101 and a sludge feeding pipe 102, and a dewatering machine body 2 is fixed on the fixing frame 101.

Referring to fig. 2, a fixing frame 101 is fixed on a case, and a dehydrating body 2 is vertically fixed on the fixing frame 101 to complete the fixation of the dehydrating body 2 and a flocculation reaction tank 1.

The dewatering machine body 2 comprises a sleeve, a shaft rod 205, a helical blade 206 and a motor 210, wherein the sleeve comprises two sections of sludge lifting sections 201 and a sludge draining section 202, the sludge draining section 202 is arranged between the two sections of sludge lifting sections 201, a plurality of draining holes 2021 are formed in the surface of the sludge draining section 202, the shaft rod 205 is coaxially and rotatably connected with the sleeve, the motor 210 is fixed on the sleeve and is in transmission connection with the shaft rod 205, the helical blade 206 and the shaft rod 205 are coaxially fixed, the helical blade 206 rotates in the sleeve and is attached to the inner wall of the sleeve for rotation, a discharging hole 203 is formed in the upper end of the sludge lifting section 201, an outlet pressing plate 208 is coaxially fixed with the shaft rod 205, and the stirring blade 207 and the shaft rod 205 are fixed.

Referring to fig. 2 and 4, the sludge lifting section 201 at the lower end is fixed on the fixing frame 101, the sludge draining section 202 is arranged above the flocculation reaction tank 1 and is arranged on the upper surface of a solution, the motor 210 is fixedly arranged through the bracket 204 and the sludge lifting section 201 at the upper end, the output shaft of the motor 210 and the upper end of the shaft rod 205 are coaxially fixed, and meanwhile, the outlet pressing plate 208 and the shaft rod 205 are coaxially fixed, so that when the spiral blade 206 lifts muddy water to act on the outlet pressing plate 208 to squeeze, a muddy cake can be rubbed by the rotation of the outlet pressing plate 208 to avoid accumulation of the muddy cake, and simultaneously, when the muddy water passes through the sludge draining section 202 in the lifting process, alum flowers larger than the draining hole 2021 are left in the sleeve, raw water smaller than the draining hole 2021 flows out through the draining hole 2021 to finish preliminary draining, then after draining is lifted, extruded and extruded through the discharging hole 203 and extruded water is extruded on the outlet pressing plate 208, and the extruded raw water flows downwards along the spiral blade 206 and flows out through the draining hole 2021, and the stirring blade 207 is fixed at the lower end 205 to drive the shaft rod 205 to rotate, so that the flocculation reaction tank 1 is realized.

A plurality of raised strips 209 are fixedly arranged on one side of the outlet pressing plate 208 close to the discharging hole 203.

Referring to fig. 4, a plurality of protruding strips 209 are fixedly installed on one side of the outlet pressing plate 208 near the discharging hole 203, and when the outlet pressing plate 208 rotates, the protruding strips 209 act on the mud cake, so that the mud cake can be rubbed out from between the outlet pressing plate 208 and the upper end mud lifting section 201, and a channel blocking the outlet of the mud cake is avoided.

The material guiding assembly 3 comprises a mud cake material guiding part 301 and a raw water material guiding part 302, the mud cake material guiding part 301 and the raw water material guiding part 302 are identical in structure, the mud cake material guiding part 301 comprises a material collecting disc 3011 and a material guiding tube 3012, the material collecting disc 3011 is coaxially fixed with a sleeve, the raw water material guiding part 302 is arranged at the lower section of the sludge draining section 202, and the mud cake material guiding part 301 is arranged at the upper section of the sludge draining section 202.

Referring to fig. 2 and 3, a raw water guide 302 is disposed at a lower section of the sludge draining section 202 to guide raw water drained from muddy water through a draining hole 2021, and a mud cake guide 301 is disposed at an upper section of the sludge draining section 202 to guide mud cakes after the mud cakes below the outlet pressing plate 208 fall into the mud cake guide 301.

The mud cake guide 301 and the raw water guide 302 are respectively provided with a sloping plate 303, and one end of the sloping plate 303, which is close to the guide pipe 3012, is a low point.

Referring to fig. 3, a slope plate 303 is provided in each of the mud cake guide 301 and the raw water guide 302, and one end of the slope plate 303 near the guide pipe 3012 is a low point so as to guide the material.

Working principle: the sludge with water is conveyed into the box body through the sludge conveying pipe 102, then the motor 210 is electrified, the shaft rod 205, the helical blades 206 and the stirring blades 207 are driven to rotate, the stirring blades 207 can stir the interior of the box body, the muddy water in the box body is lifted upwards in the rotation process of the helical blades 206, alum flowers larger than the water draining holes 2021 are left in the sleeve pipe when the muddy water passes through the sludge draining section 202 in the lifting process, raw water smaller than the water draining holes 2021 flows out through the water draining holes 2021 to finish preliminary water draining, and after the muddy water after water draining is lifted, the muddy water is extruded through the discharging holes 203 and extruded on the outlet pressing plate 208 to extrude water, so that the dehydration of the muddy water is finally finished, and meanwhile, the stirring in the flocculation reaction box 1 is reduced in energy consumption and use cost.

Claims

1. The utility model provides a fold spiral shell formula sludge dewatering processing apparatus, includes flocculation reaction case and dehydration organism, its characterized in that: the dewatering machine body is vertically arranged on the flocculation reaction box, the lower end of the dewatering machine body is inserted into the flocculation reaction box, the lower end of the dewatering machine body is of an opening structure, and the lower end of the dewatering machine body is in transmission connection with stirring blades;

the outlet pressing plate is close to the discharge hole;

2. The spiral shell formula sludge dewatering treatment device of claim 1, wherein: the flocculation reaction box comprises a fixing frame and a sludge feeding pipe;

the dewatering machine body is fixed on the fixing frame.

3. The spiral shell formula sludge dewatering treatment device of claim 1, wherein: the dewatering machine body comprises a sleeve, a shaft rod, a spiral blade and a motor;

the stirring blade is fixed with the shaft lever.

4. The spiral shell formula sludge dewatering treatment device of claim 1, wherein: and a plurality of raised strips are fixedly arranged on one side of the outlet pressing plate, which is close to the discharge hole.

5. The spiral shell formula sludge dewatering treatment device of claim 1, wherein: the material guiding component comprises a mud cake material guiding piece and a raw water material guiding piece;

the collecting disc and the sleeve are coaxially fixed;

6. The spiral shell formula sludge dewatering treatment device of claim 5, wherein: and slope plates are arranged in the mud cake guide piece and the raw water guide piece, and one end of each slope plate, which is close to the guide pipe, is a low point.