CN106045266B - A kind of belt type filter concentrator on the basis of the big flux filter cloth of high-precision - Google Patents
A kind of belt type filter concentrator on the basis of the big flux filter cloth of high-precision Download PDFInfo
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- CN106045266B CN106045266B CN201610556842.4A CN201610556842A CN106045266B CN 106045266 B CN106045266 B CN 106045266B CN 201610556842 A CN201610556842 A CN 201610556842A CN 106045266 B CN106045266 B CN 106045266B
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- filter cloth
- filter
- plate
- rack
- mud
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F11/00—Treatment of sludge; Devices therefor
- C02F11/12—Treatment of sludge; Devices therefor by de-watering, drying or thickening
- C02F11/121—Treatment of sludge; Devices therefor by de-watering, drying or thickening by mechanical de-watering
- C02F11/123—Treatment of sludge; Devices therefor by de-watering, drying or thickening by mechanical de-watering using belt or band filters
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Treatment Of Sludge (AREA)
Abstract
The present invention provides the belt type filter concentrator on the basis of a kind of big flux filter cloth of high-precision, it is related to that mechanical equipment technical field is concentrated, including rack, mud entrance, filter device, mud guard, adjustable plate and bottom plate, the filter device includes drive roll and driven voller, the drive roll is connect with driven voller by filter cloth, filter cloth strainer and filter cloth adjusting deviation device are also connected on the filter cloth, the right and left of the filter cloth is provided with lateral leakage protection hold-down mechanism, Sludge overturning machine structure is provided with above the filter cloth, filter cloth support frame is provided with below the filter cloth, the filter cloth support frame is provided with drain port, drip tray is provided with below the filter cloth support frame, slurry outlet is provided at the drive roll, cleaning shoe is provided with above the slurry outlet.Usefulness of the present invention is that the equipment has the features such as small in size, processing capacity is good, precision is high, and operating method is easily mastered.
Description
Technical field
The present invention relates to concentration mechanical equipment technical fields, the belt on the basis of especially a kind of big flux filter cloth of high-precision
Filtering and concentrating equipment.
Background technique
In separation of solid and liquid necks such as channel cleanout dehydration and drying, sludge of sewage treatment plant dehydration, the concentrations of paper mill fiber slurry
Domain, since the moisture content such as initial mud are excessively high, being directly entered dehydration equipment will be greatly reduced the processing capacity of dehydration equipment, therefore
All initial mud can be subjected to preshrunk before dehydration, to achieve the purpose that increase dehydration rate.Currently, being usually to use a kind of precipitating
Concentration mode such as builds bigger sedimentation basin and does concentration, but such mode of operation preshrunk place is fixed, when preshrunk
Between it is long, and flexibility is poor, in certain use occasions that must be intensive, such as channel cleanout dehydration and drying mobile device
In, must just the concentration for the requirements such as operating load is big, occupied area is small, small in size, operating weight is light, processing accuracy is high be used to set
It is standby, and a kind of filtering and concentrating equipment for meeting above-mentioned requirements is currently disclosed not yet.
Summary of the invention
The present invention overcomes the disadvantages of the prior art, provides the belt type filter on the basis of a kind of big flux filter cloth of high-precision
Concentrator, the concentration before dehydration equipment is entered for mud, the equipment have it is small in size, processing capacity is good, precision is high
The features such as, operating method is easily mastered.
In order to solve the above-mentioned technical problem, the present invention is achieved by the following technical solutions:
A kind of belt type filter concentrator on the basis of the big flux filter cloth of high-precision, including rack and be arranged in the machine
Mud entrance on frame is provided with filter device in the rack, is provided between the mud entrance and the filter device
Mud guard, adjustable plate and bottom plate, the mud guard, adjustable plate and bottom plate and the rack are affixed, the bottom plate and the filtering
Device connection, the filter device includes drive roll and driven voller, and the drive roll is connect with a driving mechanism, the drive roll
It is connect with driven voller by filter cloth, filter cloth strainer and filter cloth adjusting deviation device is also connected on the filter cloth, the filter cloth
The right and left is provided with lateral leakage protection hold-down mechanism, and the both sides of the edge of the filter cloth are provided with glue side, the glue side and the anti-side
Leakage hold-down mechanism is slidably connected, and Sludge overturning machine structure, the both sides of the Sludge overturning machine structure and the anti-side are provided with above the filter cloth
It is affixed to leak hold-down mechanism, filter cloth support frame is provided with below the filter cloth, the filter cloth support frame is provided with drain port, described
Drip tray is provided with below filter cloth support frame, the drip tray is provided with bending low level, the bending low level and a drainpipe
Connection is provided with slurry outlet at the drive roll, is provided with cleaning shoe above the slurry outlet.
Further, the Sludge overturning machine structure includes frame, and several cross bars, the cross bar are arranged in parallel on the frame
Both ends tightly locked on said frame by arc ring, several annulus are socketed on every cross bar, are welded on the annulus
There is a connecting column, the connecting column and V-arrangement connecting plate weld, and it is affixed that the V-arrangement connecting plate by bolt turns over mud plate with V-arrangement.
Further, it is provided with fluting on the annulus, the screw for fixing the annulus is provided on the fluting,
The screw and the cross bar are rotatablely connected.
Further, filter cloth cleaning mechanism, the filter cloth cleaning are provided between the drive roll and filter cloth adjusting deviation device
Mechanism includes that the upper cleaning pipe and lower cleaning pipe of the filter cloth or more two sides is arranged in.
Further, it is provided with support leg below the rack, plate is provided with below the support leg, it is described flat
Plate is provided with fillet, and the support leg and the junction of the plate are additionally provided with stiffening plate.
Further, the filter cloth strainer includes tensioning shaft and the translation device that the tensioning shaft both ends are arranged in,
The translation device includes guide rail, and the guide rail and the rack are affixed, be provided in the guide rail sliding block and with the sliding block
Matched rack gear, the sliding block and the tensioning shaft are rotatablely connected, and the sliding block is connect with cylinder, the cylinder and the rack
It is affixed.
Further, the lateral leakage protection hold-down mechanism includes shell, and the shell and the rack are affixed, and the shell is set
It is equipped with cavity, the cavity is provided with opening, and pressing plate is provided with above the opening, is provided with scroll wheel in the cavity
Group and lower scroll wheel groups, the glue side of the filter cloth are driven between the upper scroll wheel groups and lower scroll wheel groups.
Further, less than 20 °, the filter cloth inclines the tilt angle of the mud guard, adjustable plate and bottom plate with horizontal plane
Oblique 15~26 °, the filter cloth is polyester spiral net, braided polyester filter cloth or papermaking carpet.
Further, flange is provided on the drainpipe.
Further, the filter cloth is polyester spiral net, papermaking carpet or braided polyester filter cloth.
Compared with prior art, the beneficial effects of the present invention are:
(1) compact-sized: before mud enters filter cloth concentration, to be provided with the mud guard with certain tilt angle, adjust
Plate and bottom plate buffer mud, so that mud is equably spread out and enter filter cloth, filter cloth is also connected with filter cloth strainer
With filter cloth adjusting deviation device, make filter cloth that can keep equipment the operation is stable in steady state in transmission process, set in filter cloth two sides
Be equipped with lateral leakage protection hold-down mechanism, make mud from mud is entered to being limited on filter cloth always mud extraction, side leakage does not occur, when mud with
When filter cloth transmission is by Sludge overturning machine structure, the sharp-crested design that V-arrangement turns over mud plate is conducive to be inserted into mud and stir to mud, makes mud
Slurry is conducive to water release in loosely；(2) good water permeability: polyester spiral net, papermaking carpet or braided polyester can be used in filter cloth
Filter cloth, polyester material have wear-resistant, high temperature resistant, long service life, wire side is smooth, tensile strength is big and permeability is good
The advantages that, and papermaking carpet has many advantages, such as smooth, difficult dirty, wear-resistant, dimensional stability and heat resistance, is preferably to filter
Cloth material, and this equipment is additionally provided with filter cloth cleaning mechanism, can clean in real time to through filter cloth, guarantee filter cloth it is clean,
It is penetrating；(3) using secured: being provided with plate below support leg, plate is used to increase and the contact area on ground, makes to stand
Steadily, fillet is set on plate, reduces the sharp of corner, it is not easy to wound, meanwhile, the junction of support leg and plate also
It is provided with stiffening plate, for reinforcing the engagement between support leg and plate.
Detailed description of the invention
Attached drawing is used to provide further understanding of the present invention, and is used to explain the present invention together with embodiments of the present invention,
It is not construed as limiting the invention, in the accompanying drawings:
Fig. 1 is the structural schematic diagram of filtering and concentrating equipment of the present invention；
Fig. 2 is the side view of filtering and concentrating equipment of the present invention；
Fig. 3 is the front view of filtering and concentrating equipment of the present invention；
Fig. 4 is the enlarged drawing of Fig. 1 circle part A；
Fig. 5 is the engagement schematic diagram of lateral leakage protection hold-down mechanism and strainer
Fig. 6 is the enlarged drawing of Fig. 1 circle part B；
Fig. 7 is the connection schematic diagram that V-arrangement turns over mud plate and cross bar；
Fig. 8 is the structural schematic diagram of support leg.
In figure: 1-rack, 2-mud entrances, 3-filter devices, 31-drive rolls, 32-driven vollers, 33-driving machines
Structure, 34-filter clothes, 341-glue sides, 35-filter cloth strainers, 351-tensioning shafts, 352-translation devices, 3521-guide rails,
3522-sliding blocks, 3523-rack gears, 353-cylinders, 36-filter cloth adjusting deviation devices, 4-mud guards, 5-adjustable plates, 6-bottom plates,
7-lateral leakage protection hold-down mechanisms, 71-shells, 72-cavitys, 721-are open, 73-pressing plates, 74-upper scroll wheel groups, under 75-
Scroll wheel groups, 8-Sludge overturning machine structures, 81-frames, 82-cross bars, 83-arc rings, 84-annulus, 85-connecting columns, 86-V-arrangements connect
Fishplate bar, 87-V-arrangements turn over mud plate, and 88-slot, 89-screws, 9-filter cloth support frames, 10-drip trays, 11-drainpipes, and 12-
Slurry outlet, 13-cleaning shoes, 14-filter cloth cleaning mechanisms, 15-support legs, 16-plates, 161-fillets, 17-reinforce
Plate, 18-flanges.
Specific embodiment
Hereinafter, preferred embodiments of the present invention will be described, it should be understood that preferred embodiment described herein is only used
In the description and interpretation present invention, it is not intended to limit the present invention.
As described in Fig. 1 to 3, a kind of belt type filter concentrator on the basis of the big flux filter cloth of high-precision, including rack 1 with
And the mud entrance 2 in rack 1 is set, it is provided with filter device 3 in rack 1, is set between mud entrance 2 and filter device 3
It is equipped with mud guard 4, adjustable plate 5 and bottom plate 6, mud guard 4, the both ends of adjustable plate 5 and bottom plate 6 and rack 1 are welded, and mud guard 4 is adjusted
The tilt angle of plate 5 and bottom plate 6 is saved less than 20 °, it is ensured that the wadding body in mud will not be destroyed, bottom plate 6 because of impacting too drastic
It is connect with filter device 3, filter device 3 includes drive roll 31 and driven voller 32, and drive roll 31 is connect with driving mechanism 33, actively
Roller 31 and driven voller 32 are connect by filter cloth 34, and filter cloth 34 and horizontal plane tilt 20 °, filter cloth 34 can using polyester spiral net,
One such production in braided polyester filter cloth or papermaking carpet, is also connected with filter cloth strainer 35 and filter cloth on filter cloth 34
Adjusting deviation device 36, as shown in figure 4, filter cloth strainer 35 includes tensioning shaft 351 and the translation that 351 both ends of tensioning shaft are arranged in
Device 352, translation device 352 include guide rail 3521, and guide rail 3521 and rack 1 are welded, be provided in guide rail 3521 sliding block 3522 and
Rack gear 3523 matched with sliding block 3522, sliding block 3522 and tensioning shaft 351 are rotatablely connected, and sliding block 3522 is connect with cylinder 353, gas
Cylinder 353 and rack 1 are welded, and when needing to adjust the elasticity of filter cloth 34, by controlling the cylinder 353 at 351 both ends of tensioning shaft, are made
The synchronous rack gear 3523 for pushing sliding block 3522 in guide rail 3521 of cylinder 353 moves forward or back, and the drawing to filter cloth 34 can be realized
Tightly or loosen, the lower section of filter cloth 34 is provided with filter cloth support frame 9, has supporting role to filter cloth 34, filter cloth support frame 9 is provided with thin
The mouth of a river, the moisture in mud, which drops into be arranged below by the drain port, is provided with drip tray 10, and drip tray 10 is provided with
Low level is bent, bending low level is connected to drainpipe 11, and flange 18 is provided on drainpipe 11, passes through 18 energy of flange and external water pipe
Close connection, moisture is discharged into outer, and slurry outlet 12, the top setting of slurry outlet 12 are being provided at drive roll 31
There is cleaning shoe 13, cleaning shoe 13 scrapes the mud after being concentrated on filter cloth 34.
The right and left of filter cloth 34 is provided with lateral leakage protection hold-down mechanism 7, lateral leakage protection hold-down mechanism 7 is for avoiding mud from existing
Side leakage occurs in 34 transmit process of filter cloth, as shown in figure 5, being provided with glue side 341 in the both sides of the edge of filter cloth 34, lateral leakage protection is compressed
Mechanism 7 includes shell 71, and shell 71 and rack 1 are welded, and shell 71 is provided with cavity 72, and cavity 72 is provided with opening 721, opening
721 top is provided with pressing plate 73, and pressing plate 73 is used to reinforce keeping out the lateral pressure of mud, upper scroll wheel is provided in cavity 72
Group 74 and lower scroll wheel groups 75, the glue side 341 of filter cloth 34 are driven between upper scroll wheel groups 74 and lower scroll wheel groups 75；In filter cloth
34 top is provided with Sludge overturning machine structure 8, and the both sides of Sludge overturning machine structure 8 and lateral leakage protection hold-down mechanism 7 are affixed, and Sludge overturning machine structure 8 includes frame
Frame 81 is arranged in parallel with several cross bars 82 on frame 81, as shown in fig. 6, the both ends of cross bar 82 by arc ring 83 tightly lock in frame
On frame 81, it is socketed with several annulus 84 on every cross bar 82, connecting column 85 is welded on annulus 84, connecting column 85 and V-arrangement connect
Fishplate bar 86 welds, and it is affixed that V-arrangement connecting plate 86 by bolt turns over mud plate 87 with V-arrangement, as shown in fig. 7, being provided with fluting on annulus 84
88, screw 89 for clamping rings 84 is provided on fluting 88, and screw 89 and cross bar 82 are rotatablely connected, and are using annulus 84
It will not horizontally slip in the process, V-arrangement is turned over into mud plate 87 and is designed to V-shape, be conducive to cut in mud and stir.
Filter cloth cleaning mechanism 14 is provided between drive roll 31 and filter cloth adjusting deviation device 36, filter cloth cleaning mechanism 14 includes
The upper cleaning pipe and lower cleaning pipe of about 34 two sides of filter cloth are set, for cleaning in real time to filter cloth 34.
Preferably, the lower section of rack 1 is provided with support leg 15, the lower section of support leg 15 is provided with plate 16, plate 16
For increase with the contact area on ground, make to place steady, plate 16 be provided with fillet 161, fillet 161 is avoided that corner mistake
In sharp, operator is damaged, the junction of support leg 15 and plate 16 is additionally provided with stiffening plate 17, and stiffening plate 17 is used
In the connection of reinforcement support leg 15 and plate 16, and has certain bearing capacity.
The application method of the big flux filter cloth belt filtering and concentrating equipment of present invention high-precision is as follows:
(1) it is switched on: opening driving mechanism 33, rotate drive roll 31, strainer 34 is driven to walk about, observation strainer 34 is walked about
Stationarity；
(2) it adjusts machine: by adjusting filter cloth adjusting deviation device 6, making that filter cloth 34 is placed in the middle, does not shift, and by adjusting filter cloth
Strainer 35 makes filter cloth 34 be in tensioning state, not slack and undisciplined, and the concrete mode using filter cloth strainer 35 is control filter
The cylinder 353 at 35 both ends of cloth strainer is synchronous to be stretched out or withdraws, to push 351 both ends advanced in unison of tensioning shaft or retrogressing, directly
Until filter cloth 34 is in tensioning state, since the cylinder 353 at both ends is synchronous stretching or is withdrawn, so filter cloth 34 will not be enabled
It shifts；
(3) it cleans: opening the upper cleaning pipe and lower cleaning pipe of filter cloth cleaning mechanism 14, the filter cloth 34 in walking about is carried out clearly
It washes, the filter cloth of process 34 can be cleaned in real time, keep filter cloth clean, penetrating；
(4) enter mud: mud being poured into from mud entrance 2, mud is under the buffering of mud guard 3, adjustable plate 4 and bottom plate 5, meeting
It equably spreads out on filter cloth 34, the moisture contained in mud can be since gravity be toward flowing down, through filter cloth 34, filter cloth branch
The drain port of support 9 drops into drip tray 10, enters eventually into the discharge of drainpipe 11；Mud follows filter cloth 34 by Sludge overturning machine
When structure 8, mud can open under the action of V-arrangement turns over mud plate 87, make loosing mud, be conducive to discharge moisture；
(5) mud extraction: the mud after concentration can finally be discharged under the action of cleaning shoe 13 from slurry outlet 12.
Finally, it should be noted that these are only the preferred embodiment of the present invention, it is not intended to restrict the invention, although
Referring to embodiment, invention is explained in detail, for those skilled in the art, still can be to aforementioned
Technical solution documented by each embodiment is modified or equivalent replacement of some of the technical features, but it is all
Within the spirit and principles in the present invention, any modification, equivalent replacement, improvement and so on should be included in protection of the invention
Within the scope of.
Claims (7)
1. the belt type filter concentrator on the basis of a kind of big flux filter cloth of high-precision, which is characterized in that including rack and set
The mud entrance in the rack is set, filter device, the mud entrance and the filter device are provided in the rack
Between be provided with mud guard, adjustable plate and bottom plate, the mud guard, adjustable plate and bottom plate and the rack are affixed, the bottom plate
It being connect with the filter device, the filter device includes drive roll and driven voller, and the drive roll is connect with a driving mechanism,
The drive roll is connect with driven voller by filter cloth, and filter cloth strainer and filter cloth adjusting deviation device are also connected on the filter cloth,
The right and left of the filter cloth is provided with lateral leakage protection hold-down mechanism, and the both sides of the edge of the filter cloth are provided with glue side, the glue side
It is slidably connected with the lateral leakage protection hold-down mechanism, Sludge overturning machine structure, the both sides of the Sludge overturning machine structure is provided with above the filter cloth
It is affixed with the lateral leakage protection hold-down mechanism, filter cloth support frame is provided with below the filter cloth, the filter cloth support frame is provided with
Drain port is provided with drip tray below the filter cloth support frame, and the drip tray is provided with bending low level, the bending low level
It is connected to a drainpipe, is provided with slurry outlet at the drive roll, is provided with cleaning shoe above the slurry outlet；
The Sludge overturning machine structure includes frame, and several cross bars are arranged in parallel on the frame, and the both ends of the cross bar pass through arc
Ring is tightly locked on said frame, several annulus are socketed on every cross bar, and connecting column is welded on the annulus, described
Connecting column and V-arrangement connecting plate weld, and it is affixed that the V-arrangement connecting plate by bolt turns over mud plate with V-arrangement；
The filter cloth strainer includes tensioning shaft and the translation device that the tensioning shaft both ends are arranged in, and the translation device includes
Guide rail, the guide rail and the rack are affixed, and sliding block and rack gear matched with the sliding block are provided in the guide rail, described
Sliding block and the tensioning shaft are rotatablely connected, and the sliding block is connect with cylinder, and the cylinder and the rack are affixed；
The lateral leakage protection hold-down mechanism includes shell, and the shell and the rack are affixed, and the shell is provided with cavity, described
Cavity is provided with opening, and pressing plate is provided with above the opening, and scroll wheel groups and lower scroll wheel are provided in the cavity
Group, the glue side of the filter cloth are driven between the upper scroll wheel groups and lower scroll wheel groups.
2. the belt type filter concentrator on the basis of the big flux filter cloth of a kind of high-precision according to claim 1, feature
It is, fluting is provided on the annulus, the screw for fixing the annulus, the screw and institute is provided on the fluting
State cross bar rotation connection.
3. the belt type filter concentrator on the basis of the big flux filter cloth of a kind of high-precision according to claim 1, feature
It is, filter cloth cleaning mechanism is provided between the drive roll and filter cloth adjusting deviation device, and the filter cloth cleaning mechanism includes setting
The upper cleaning pipe of two sides and lower cleaning pipe above and below the filter cloth.
4. the belt type filter concentrator on the basis of the big flux filter cloth of a kind of high-precision according to claim 1, feature
It is, support leg is provided with below the rack, plate is provided with below the support leg, the plate is provided with circle
The junction of angle, the support leg and the plate is additionally provided with stiffening plate.
5. the belt type filter concentrator on the basis of the big flux filter cloth of a kind of high-precision according to claim 1, feature
It is, for the tilt angle of the mud guard, adjustable plate and bottom plate less than 20 °, the filter cloth and horizontal plane tilt 15~26 °.
6. the belt type filter concentrator on the basis of the big flux filter cloth of a kind of high-precision according to claim 1, feature
It is, is provided with flange on the drainpipe.
7. the belt type filter concentrator on the basis of the big flux filter cloth of a kind of high-precision according to claim 5, feature
It is, the filter cloth is polyester spiral net, papermaking carpet or braided polyester filter cloth.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610556842.4A CN106045266B (en) | 2016-07-13 | 2016-07-13 | A kind of belt type filter concentrator on the basis of the big flux filter cloth of high-precision |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610556842.4A CN106045266B (en) | 2016-07-13 | 2016-07-13 | A kind of belt type filter concentrator on the basis of the big flux filter cloth of high-precision |
Publications (2)
| Publication Number | Publication Date |
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| CN106045266A CN106045266A (en) | 2016-10-26 |
| CN106045266B true CN106045266B (en) | 2019-06-18 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610556842.4A Active CN106045266B (en) | 2016-07-13 | 2016-07-13 | A kind of belt type filter concentrator on the basis of the big flux filter cloth of high-precision |
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| CN (1) | CN106045266B (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106477750A (en) * | 2016-11-30 | 2017-03-08 | 佛山市顺智环保科技有限公司 | A kind of sewage disposal device for carrying out automatic pollution discharge |
| CN110204167B (en) * | 2019-07-17 | 2021-10-12 | 太原市润民环保节能有限公司 | Sludge dewatering equipment of integral type |
| CN110734205B (en) * | 2019-10-31 | 2022-03-25 | 佛山科学技术学院 | Concentration dehydration forced-compression integrated sludge dewatering machine |
| CN110734208A (en) * | 2019-10-31 | 2020-01-31 | 佛山科学技术学院 | large-flux belt type filtering equipment |
| CN111569522A (en) * | 2020-06-04 | 2020-08-25 | 杭州凯博特环保科技开发有限公司 | Water purification equipment for sewage treatment and use method thereof |
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| JPS5817720B2 (en) * | 1979-06-30 | 1983-04-08 | 末次 良男 | Continuous "filter" overpressure dehydration equipment |
| JP6243742B2 (en) * | 2014-01-22 | 2017-12-06 | 住友重機械エンバイロメント株式会社 | Belt dehydrator |
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|---|---|---|---|---|
| CN2584271Y (en) * | 2002-12-10 | 2003-11-05 | 中国核工业总公司七二○厂 | Band-type vacuum filter |
| CN2605911Y (en) * | 2003-03-25 | 2004-03-10 | 重庆远达天益环保设备有限公司 | Vacuum rubber belt filter for flue gas desulfurization of thermal electric power plants |
| CN201001989Y (en) * | 2007-03-01 | 2008-01-09 | 上海交大辛德环保有限公司 | Device for regenerating and rectifying for rotary drum vacuum filtering machine filter cloth |
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| Publication number | Publication date |
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| CN106045266A (en) | 2016-10-26 |
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