RU32104U1 - Belt filter press for dewatering sewage sludge - Google Patents

Description

.J:: :: .-,. . ; .: r-j. . ; I:. :: i; : 1: I -I t.; 2002126403 Description of the utility model, C) I.-1 l b t r - with a special batch and for dehydration of sewage / wastewater, The proposed useful guidel of a belt filter press relates to devices for mechanical dewatering of sewage sludge in continuous mode nyTeh i of filtering it under the influence of gravity and pressure and can be used in sewage and wastewater treatment systems. The main structural elements of cyuj, ecTBywi.m.-ix belt filter presses include: sediment receiving tray. filter tapes, drive and guide drums. ,, system of ringsJ. providing the specified trajectory of the filter belts., nodes of sludge extraction; regeneration system of filter belts, prefabricated trays of filtrate and PROME.NOY water., knives for sediment removal .. Regardless of the design features, the existing belt filter presses have three technological zones; - gravitational filtering. - preliminary extraction; about the end of the drainage .. Description of sushi, its filter belt press is taken from the reference manual to SNiP Design of installations with Schiltre presses for dewatering sludge, sewage water p Moscow .. Stroyizdat .. 1EEOg .. Existing belt filter press / 1MN10-1G of Progress Plant “Berdichev consists of a frame made in the form of a welded tubular bed, two filter belts, drive and tubular drums., roller system ., provide the specified trajectory of the filter belts. ,, tension rollers., spin og roller., Uz. pov preliminary and final extraction of sediment, vacuum chamber., receiving tray, systems for regenerating filter belts, trays for collecting filtrate and washing water, knives for removing sediment from filter belts. The unit for preliminary pressing of sediment is made in the form of a frame with balls installed in it .. The position of the frame relative to the filter belts is adjustable .. The diameter of the balls increases in the direction of the belts, thereby changing the value of pressure,.; IPC С 02 F 1/00: g - СГ- / p-- Г ul-2 S Y l - -: /:

I’m lazy on the sediment. ,, The Uzeya of the final extraction of the sediment is a | | | | topic of rollers of various diameters -., decreasing along the direction of the filter .pent, the gap between the rollers of the upper and lower rows is adjustable. The rollers of the upper row can be located both between the rollers of the lower row and above them.

Changing the nonepe-iHoro position of the filler tapes with respect to the accuracy and accuracy of the belt. with p about and about 1 Щ :: юрег у .п i.-i р у юш, their clips by changing the position | :: olika in relation to the direction of movement of the tapes, For this purpose, one of the supports are MOBILE .- - 1O C.-1g U d-5.tchi1-: and so on. I can. iepeMe Jj, aTbcn in n-apra13-Len - --1 s .j, .- - BODY WITH ELECTRIC P - E- ood about M „/ 1 T O .-: f. .P L T rGre S C - 1 M B e l O D V O D I 1..C .-- e T U B O P O R O V O D Y

for po, .-. a and 1E-od s1, for ..1 and filtering :: - :: and atE-odya .. D.PYa collector ,. leachate - water n 1 - e a l a gaa i a p o l e; and I m about e ..-; . 1 .Plus t R i --- R e s t he r R tez m and :;

i) .1 - 06 ..,. 31 - W IIll

Sh. About sh. - 1 - view. ,, II - II ,,

Where;; 1

2 g | enta f1 --- ly ro:; - a. mesh upper. ;;

3- iieHTa (;) I.P. rooms - 1st mesh n - 1st unit ;; 4. - 1s.;:. P.-1 water no top: - -11-- ;;

5 - ga. ;;

G e. P e rtod v - ga t e. G;

7 .tor .;

9 :: about. TOP P

e - aT; l; - - O - | (

10- regul -1rO zoch CHY 1 5epxHe

11-role ADJUSTMENT AND.

12 support | ea-o.liy. ;;

13 baraba - low pressure;

14 drum medium pressure.-1J;

15- shaft .. E-high on pressure;

16 node regeneration of the upper tape;

17-node regenerator and 4th sundown tape .;

1 (3 - PODDO N N.-1ZHNey;

1E - pallet topX -1Iy;

20- pallet with one ;;

2 2 - about F G rogra 1-11.-1 h I.-1 tel. ;;

23- nzoroshitel) p l at f to. And you and. ;;

24- picking knife besieged UPPER;

.

The proposed utility model of a belt filter press consists of the following units and parts, see “FIG” 1 and FIG “2 :: frame (1)., Made in the form of a radial spatial structure of channel-Row, DE filter filter mesh belts (2.gZ)., driven by two drive shafts (4.p5)., rotated synchronously by two electrons ii. and ga te / i i m and s e d uct t o R a m and R e c o rt i m o and J, i4 ostl (6 j. 7); two tension rollers (3. „S), providing tension of tapes; two adjusting rollers (10 „11)., providing 1.shch.-1kh the set transverse position filter; - :: tapes; systems of subde | e w and p; a u i.ij, t-1 :: r sz l and kov (12) ,. about espech i .-- i in iijj.-i :::; preset t R ect to R i.-i th movement of the Filter belts; low-profile profile drum (13), made from a finned pipe with U-shaped plates. ::: p r a rez i m and u about with n about in and i.-i I ,. with the help of i-o i.-i about p v v m a n l u s i.-i for the outflow of squeezed moisture ;; medium pressure profile drum (14), the surface of which is made of a set of tubes. a small diameter with gaps between them providing an outflow of the removed moisture; of four pairs of BbicoKoro pressure profile rollers (15) for the final: 1-1-1ma valve pressure release, ,, turn :: - :; 1-1-xcgs / rye is also made of a set of small-diameter tubes with :: clearance between them, obeg : ne lival0.sh. PTTK. - Maya moisture; two nodes of regeneration of filter nets (16.17) ;: three trays (13 ,, 19 ,,, 20) for collecting the filtrate and RINSING water; reception rooms. with a. d to a p about and R i.-i non-elements (21); bogtov - about g i n.-i h and t e. e and (22) „r a rd i a r i i Lij.-i :: Raz l 1-1 in and d to about g about with f l about to at and R about in n about about sediment with edge of a horizontal section of the upper tape; ci-iCTGMbi of plow sediment agitators (23), providing tedding (flipping) of flocculated sediment flakes to improve water loss on the table (horizontal section, upper belt) of gravity filtration; DE.ukh knives for removal of dehydrated sludge from tapes (24 ,, 25) at the outlet of tapes from the filter press.

P r and n c and p the action of the proposed f and .p t p - re with a s .p food yu, and and ;; a sphlocculated sediment is fed through the receiving trays to the HORIZONtal section of the upper tape (table gr) with a filtration filter) where |:) is the distribution; it is evenly distributed over the entire width of the tape. During the movement of Fil ::; Trovalno P1 of the tape from the sediment layer ,, formed on the screen tape PRO1-1, it releases free moisture, which is filtered through the pores of the tape web and falls into the pan as a filtrate, from the torus DP о ф |.-1l - gas supply pipe is gravity-fed into the sewage system- | .. |, I1.-1 for directing to repeat well | -cleaning ,.

To improve the release of moisture from the sediment in the zone of gravitational f and lt r about and. a. i-i and v. p a g i - i p l i :: in about r about sh and-to l to it a sediment with the help about which is made in. irrigation of the layer with creation on the pente of the furrows of the sediment and strips of clean tape through which the faster PHI. is carried out. 1st moisture, emitted from the precipitate 1-hour 20 (0103S6) „

From the zone of gravitational filtering, the thickened sediment layer n, pavno passes over the wedge zone,, r; I have him uer :: her i .-- i lower tapes FILTER - the press, where the spin begins in the paws-- b-dz sludge for; ::: th-g | -13 change the gap, and consequently ii sediment volume between two s :) day in 1 e ii ii about d s; k u i.i.i, i i l i.-1 with y net and le i- -i Т i i.-i and.,

, Then lenghas with sediment fall onto a drum of 1 low pressure,, then reivi onto a medium-pressure drum, and then afterwards, pairs of high pressure are passed. | 1 high pressure | | g smooth narash, ivan1-1-1 pressure on the sediment, located between the pents

Filter press from the sediment is produced 1-1 continuous winter 1-1ie

free B.iiari.-iU vydey, the fifth in KIN - vp.1. wa, the zones c-flows into the lower pan of the Filter Press and is also removed into the sewer |.-11-o for a downhill cleaning ,,

Monster | ; enny1 | sediment in the form of a porous layer on fi, mn aval, pen-ge fil-gr - the press enters the zone of load s sediment ,,, where with the help of motionless: knives are cut off from the polo-gene tapes and the visor is pressed off going to the sediment removal conveyor

G e r, for le g e m a y k o n t R u to LI, and I am on the same model and F and. with and without l (.-- i - i a t from I e. e-tn1:.: x by the presence of a trace, duk) w, their elements :; -Grake-goria, movement of the film, pen-g; on, by means of a channel frame, providing easy access to the attachment points under the base holders. rollerop; and rollers ;; the presence of CEH priv.o, valuable v.alov ,,, rotated synchronously with help, two electric motors with gears; the presence of pl-uchkov ted it, n performed in accordance with the application for

, .-:, t

for the invention Deflector plow registration N 2000109301/20 (ОЮЗбЕ;) ;; the presence of a profile drum of low pressure., we carry out a step from a pipe. silver-plated U-shaped plates with slots at the base; the presence of profiled drums, medium pressure and profiled high-pressure rollers whose surfaces are made of a set of small diameter tubes with gaps between them that provide optimal small conditions for the outflow of squeezed moisture. in with from Egstetsh.ii with an application for 1.-1 acquisition Profile issues in registration N 2000116576/12 (017273); men.l.l and ga.barityna 1 and dimensions (length 3450iviivi; width 3000mm; height 1850mm) with a larger useful width. Pent (2000mm) as compared to the inside | .-- 110 with the above-mentioned filter press / IM Y10-1 g- 3 and in about yes P r about g p weight,

The presence of the proposed distinctive elements in the utility model of the filter press allows one to calculate the possibility of obtaining dehydrated sludge at E yield from it with humidity within 75-7O /; at a capacity of about 8-1 t / h on absolutely dry weight, sediment.

Claims (6)

1. A belt filter press for dewatering sewage sludge, comprising a frame made in the form of a welded spatial structure, on which drive shafts, squeeze drums of low and medium pressure, high pressure rollers and a roller system that provide a given trajectory of filter belts are installed, two filter mesh belts, drive devices, technological zones of gravity filtering, preliminary extraction and final extraction, filter belt regeneration units, pallets for collecting the filtrate and washing water, knives for removing sediment from filter belts, characterized in that the frame is made in the form of a welded spatial structure of channels, while providing easy access to the attachment points of bearing holders of drums, rollers and rollers. 2. The filter press according to claim 1, characterized in that the location of the rollers, drums and rollers in the space of the frame is performed specifically to provide a given trajectory of movement of the filter belts, at which the design conditions for the coverage of squeezing drums and rollers are maintained. 3. The filter press according to claim 1, characterized in that the filter tapes are driven by two drive shafts, each rotating synchronously with its own electric motor with gearbox. 4. The filter press according to claim 1, characterized in that to improve the yield of sediment in the zone of gravity filtration, plow agitators are installed. 5. The filter press according to claim 1, characterized in that the low-pressure drum is made of a profile from a pipe finned with U-shaped plates with slots at the base, providing the best outflow of moisture. 6. The filter press according to claim 1, characterized in that the medium-pressure drum and high-pressure rollers are made of profile, the surfaces of which are made of a set of tubes of small diameter with gaps between them, providing optimal conditions for the outflow of squeezed moisture.