As the wash trough is separate,a separate, a variety of belt washing
INTRODUCTION
media can be usedwithout usedwithout affecting the slurry to be filtered.
1~veni Rotary Drum Belt Discharge type Vacuum Filter incorporates severalnovel severalnovel design features featuresmaking making it one of the
No~el design of wash roll ensureseffective ensures effectivedrainage0! drainage 0! the
bestavailablemachines availablemachinesof of its kind. The Belt Dischatge Filter of
wash liquor and thus avoids the possibility of sagging of
rveni
belt as a result of accumulation of wash liquor. Thi
design
has performed
satisfactorily satisfactor ily
on
the
applications evenwhere even where slurries of low solid contents contents are o be
accumulation of wash iquor i quor on the belt can cause slippage
f1lteredor f1lteredor where filter filter cakesof cakesof low inherent strength str ength are to be
of helt over the roll.
handled. rveni
Rotary Drum
Belt Discharge Discharge Filter is
well suited for varied industrial industrial applications applications e.g. coal slurry,
Discharge roll is spiral wound and, on larger size filters, is
mineral slurry, food processing, processing, chemical chemical processing,effluent
provided with a separate drive. This arrangement ensures verv effective belt trackin!1:.
.sludge dewatering etc.
Provision of relative movement of rolls prevents :he mosl
OPERATION
naggingproblem nagging problem of belt shifting.
Essentiallya Essentiallya belt discharge di schargesystem system nvolves nvolves forming forming a filter cake on an open type endlessbelt, endlessbelt, which is in contact cont act with the media
Comparatively Comparatively high filtration rates are achieved achieved for most
in flltrati'on, flltrati 'on, washing and drying zones. z ones. The solids thus trapped
applications.
by the filter filter media form the cakeon top of the belt. belt. From the dischargf!!point, dischargf!!p oint, he belt leaves he drum via tracking roll to the
Ruggedconstruction Rugged construction of filter ensures ong and trouble free
dischargeroltwhere dischargerol twhere the cake s dislodged. The belt then goes
servicewith servicewith minimum maintenance.
into a ~ash trough over the wash roll and then after getting washed, passesover passesover a return roll bringing it back into contact with filter drum just above the level of feed liquor in i n the filter trough.
FEATURES Some of the novel features features of rveni
Rotary Drum
Belt.
Discharge fIlter are as under :Cake is completely
supported
between drum
and the
discharge roll. As a result very thin cakes having low inherent strength can be handled effectively.
Arrangement of separatewash separate wash trough with provision of high impact spray ensures hat the contents of ftlter trough are not diluted as a result of washing. Spent washing iquor canbe canbe drained out.
---
Drum Dia.
Nominal
Drum Face
Ft. ns.
Mts.
Ft. ins.
3-0
0.91
2.0
3-0
0.91
3-0
J
3-0
0.91
3-0
0.91
4-0 5-0
J .j
5-0
1.52
3-0
5-0
1.52
4-0
5-0
1.52
5-0
5-0
1.52
6-0
5-0
1.52
7.0
6-6
1.98
4-0
6-6
1.98
5-0
6-6
1.98
6-0
6-6
1.98
7.0
6-6
1.98
6-6
1.98
9-0
8-0
2.44
6-0
8-0
2.44
8-0
.8-0
8-0
~
9-0
8-0
2.44
10.0
8-0
2.44
12.0
8-0
2.44
13-0
i
8-0
2.44
8-0
2.44
10-6
3.20
10-6
3.20
10-6
3.20
10-6
15-0
10-6
'. 3.20 320 ~
10-6
3.20
17.0
10-6
3.20
18-0
10-6
3.20
19-0
10-6
3.20
20.()
14-0
-!
, I
15-0 10.0
I I
,,
12:0
~.
14-0 i
Filtration
Mts. 0.61 0.91 1.22 1.52 0.91 1.22 1.52 1.83 2.13 1.22 1.52 1.83 2.13 2.44 2.74 1.83 2.44 2.74 3.05 3.66 3.96 4.26 4.57 3.05 3.66 4.26 4.57 4.88 5.18 5.49 5.79 6.10
Width
Length
Area
Sq.Mt.
Ft. ins.
Mts.
5-0
1.52
6-6
Ft.
ins.
15
1.39
25
2.32
1.83
6-6
35
3.25
7-0
2.13
6-6
45
4.18
s-o
2.44
6-6
45
4.18
7-5
2.26
9-5
60
5.57
6-5
2.56
9-5
75
6.96
g,s
2.87
9-5
90
8.36
10-5
3.17
9-5
105
9.75
11-5
3.48
9-5
80
7.43
8-7
2.62
11-6
100
9.29
9-7
2.92
11-6
120
11.15
10-1
3.23
11-6
140
13.00
11-1
3.53
11-6
160
14.86
12-7
3.84
11-6
180
16.72
13-7
4.14
11-6
150
13.93
to-9
3.27
tM
200
18.58
12.g
3.88
14.0
225
20.90
13-9
4.19
14.0
250
23.22
14-9
4.49
14-0
17-6
5.33
13-11
18-6
5.64
13-11
300
.27.87
325
30.19
350
32.51
19-6
5.94
13-11
375
34.83
20-6
6.25
13-11
327
30.38
16-5
5.00
15-7
393
36.51
18-5
459
42.64
492
45.70
525 558 591
5.61
15-7
6.22
15-7
21-1
6.42
15-10
48.77
22-f
6.73
15-10
51.84
23-1
7.03
15-10
24-1
7.34
15-10
.54.90
624
57.97
25-1
7.65
15-10
657
61.03
26-1
7Q5
15-10
, ",c"
Mts. 1.98 1.98 1.98 1.98 2.87 2.87 2.87 2.87 3.50 3.50 3.50 3.50 3.50 3.50 4.26 4.26 4.26 4.26 4.24 4.24 4.24 4.24 4.75 4.75 4.75 4.82 4.82 4.82 4.82 4.82 4.82
Weight
Height Mts.
.Ins.
Lbs.
Kgs. -00-
1.30
"3300
1497
1.30
3600
1633
6800
3055 3493
4-3
.30
4-3 4-3
1.30
-4-3
1770
64
1.93
&04
1.93
700
1.93
8500
64
1.93
9200
4173
64
1.93
9800
4445
7-10
2.39
9000
4082
7.10
2.39
10400
4717
64
11800
5352
2.39
13200
5987 6622
.39
7.10,: 7-1.0
! .I I
.39
14600
i
7-10
2.39
16000
7257
I
&-5
2.87
11000
4994
&-5
2.87
15000
6805
9-5
2.87
17000
1711
9-5
2.87
19000
8620
&-5
2.87
20000
9072
&-5
2.87
21800
9888 10705
7-10
2.87
23600
9-5
2.87
25400
11521
12.0
3.66
31275
14185
12.0
3.66
32275
14640
12.0
3.66
33275
15095
12.0
3.66
33775
15320
12.0
3.66
34275
15550
12.0
3.66
34775
15775
12.0
3.66
35275
16000
12.0
3.66
35775
16225
3.66
36275
16455
9-5
,
12.0
.
All informations given above are approximate only. Dimensions and filtration areascan be tailored to specific requirements.For higher size il!s:r (>12' Dia), pleasecontact us ,r;veni
also manufactures Ilters of other types ncluding Rotary Drum Vacuum Filters with Knife, String, Roller & Precoatknife and also Table, Disc & Tipping pan filters.
The Company reserves he right to modify their specifications and products without notice in the interest of quality & reliability. Pleaseaddressyour enquiries to &
Water
Business
INDUSTRIES
LTD.
Group
8th Floor. Express Trade Towers. 15-16. Sector 16-A. Noida-201301 (UP) India Telephone: + 91-120-4308100
Fax. + 91-120-4311010.4311011
Email
[email protected]
Website : www.trivenigroup.com/water
1'cb (9 0] -' iii 1-
