CN201076786Y

CN201076786Y - Filtration washing dehydration drying device for micro sized particles

Info

Publication number: CN201076786Y
Application number: CNU2007200908341U
Authority: CN
Inventors: 梁建国; 梁宏
Original assignee: Individual
Current assignee: Individual
Priority date: 2007-06-26
Filing date: 2007-06-26
Publication date: 2008-06-25
Anticipated expiration: 2017-06-26

Abstract

The utility model relates to a fine particle material filtering washing dewatering drying device which is used for filtering and drying chemical inorganic salt and ore-dressing products. The utility model is characterized in that a water supply branch pipe which is communicated with a water supply main is arranged on a plate frame which is on one side of a screen plate, a plurality of water holes are arranged on the inner side around the plate frame, the water supply main is connected in parallel with an additional air supplying pipe and a pressure steam pipe, a branch drainpipe is arranged on the plate frame which is on the other side of the filtering plate, the plate frame is respectively and separately communicated with two main drainpipes, wherein one main drainpipe is connected in parallel with a vacuum tube, a feeding branch pipe which is communicated with a feeding main pipe is arranged on one side of an isolated frame, and the feeding main pipe is connected in parallel with a flush pipe. The device integrates the functions of filtering equipment, washing equipment and drying equipment and can lower the moisture content of the processed fine particle material under 25% and shorten the time for drying and desiccation, and thereby the aim for saving energy can be reached.

Description

Fine granular materials filtration washing dewatering drying device

Technical field

The utility model belongs to the filter drying apparatus technical field, particularly a kind of fine granular materials filtration washing dewatering drying device that is used for chemical inorganic salts and dressing product filtration drying.

Background technology

In the back operation of the production process of chemical inorganic salts and ore dressing fine grained product, the fine granular materials that often needs to contain large quantity of moisture dewaters, drying, just can make finished product.In technique known, the filtration of fine granular materials adopts box or board-like filter to filter.This device is made of the filter frame of band filter cloth, alternate stacked isolation frame with filter frame and installation clamp assembly, and the gap between per two filter frames surrounds the filter chamber with the isolation frame.Fine granular materials enters the filter chamber by the conveying pipeline that is arranged on filter frame center or bight under the pressure of booster pump, clean by the feed pipe water filling that is arranged on the filter frame bight again, contained soluble impurity in the fine granular materials is removed, waste water promptly sees through filter cloth and is emitted by the drainpipe that is arranged on one jiao of filter frame bottom, and fine granular materials reaches the purpose of preliminary hydro-extraction by extruding thus.Then wet feed is adopted drying plant to carry out drying and handle, promptly obtain the finished product of clean dry.Material water ratio height after this production method is filtered is an example with the precipitated calcium carbonate, filters the back moisture content up to more than 60%, causes the dry workload of follow-up baking big, and power consumption is high, and the production cost burden is heavy.And, to isolate frame and adopt solid cast or injection structure more, the solid cast structure is not only heavy, and manufacturing cost is also high, and injection structure is non-refractory then.The material that has directly adopts centrifuge to dewater without filtration, also have problems such as material handling moisture content height and big energy-consuming, can only drop to about 45% as precipitated calcium carbonate water rate after treatment, still need spend higher baking drying cost.At present, the filter that possesses functions/drying is arranged also, its structure is to be provided with steam or high-temperature oil liquid circulation or electrically heated heating plate in the filter chamber, by heat conducting mode the moisture in the material is carried out heating evaporation, reaches the purpose of dried material.Though this device can integrate filtration, dry, its complex structure, and also a large amount of heat energy bleeds off in vain along with the steam of discharging, and the heat energy utilization rate is very low, and power consumption and drying cost are too high.

The utility model content

The purpose of this utility model provides a kind of collection filtration, washing, dehydration, drying and one, and easy and simple to handle, dependable performance, and can save the energy effectively, enhances productivity, reduces the fine granular materials filtration washing dewatering drying device of use cost.

Realize that the technical scheme that the purpose of this utility model is taked is: this device comprises holding frame, stacked at interval filter and isolation frame, the feed house steward, water main and two main sewers, wherein, the sheet frame of filter one side is provided with the subfeeder that is communicated with water main, the inboard is laid with a plurality of limbers around the filter sheet frame, water main be parallel with set up give tracheae and steam pipe, the sheet frame of filter opposite side is provided with branch drain, and be communicated with two main sewers respectively at interval, be parallel with vacuum tube on one of them main sewer, be provided with the feed arm that is communicated with the feed house steward in isolation frame one side, be parallel with jet water spout on the feed house steward.

Described feed house steward, water main and main sewer can be arranged on filter and isolate the outside of frame, and by the corresponding connection with arm of flexible pipe, also can adopt the mode of segmentation butt joint to be embedded in filter sheet frame and the isolation frame, directly corresponding connection with each arm,

Described filter sheet frame and isolation frame all adopt shaped steel assembly welding structure.

Fine granular materials filtration washing dewatering drying device according to the such scheme making, collection filtration, washing, dehydration, drying equipment merit are used for one, the fine granular materials moisture content of processing is reduced respectively more than 35% and 20% than conventional filtration and centrifugal dehydration, and the bake drying time can be shortened greatly, reach the effect of saving the energy, this device also can be used for the Treatment of Sludge in environmental protection field.Compared with prior art, have advantages such as reasonable in design, simple in structure, easy to use, dependable performance.

Description of drawings

Fig. 1 is a structural representation of the present utility model;

Fig. 2 is the A-A profile among Fig. 1;

Fig. 3 is an assembling schematic diagram of the present utility model;

The specific embodiment

Referring to Fig. 1, Fig. 2, fine granular materials filtration washing dewatering drying device of the present utility model by filter 10, isolate frame 9, feed pipe 1, feed arm 2, feed pipe 3, subfeeder 4,

branch drain

5,5a, vacuum tube 6,

drainpipe

7,8, steam pipe 14, form for tracheae 15, jet water spout 16 and sheet frame holding frame.Wherein, filter 10 is by square sheet frame 10-1 and place the corrugated plating 12 that also is tightly connected with it in the frame to constitute, and its both sides are covered with the filter cloth 11 that fiber is made.The circular passage 10-2 that is communicated with around the inboard of sheet frame 10-1 has is evenly equipped with a plurality of through holes 13 on the conduit wall, be used to the into circulation of water and air inlet.The side of sheet frame 10-1 is equipped with subfeeder 4, and the one end is communicated with circular passage 10-2, and the other end connects with water main 3 by flexible pipe; The opposite side of sheet frame 10-1 is equipped with branch drain 5, the 5a that is communicated with annular flow path 10-2, and

branch drain

5,5a are communicated with

main sewer

7,8 respectively by flexible pipe.Feed arm 2 is installed in a side of isolating frame 9, and its external part is communicated with feed house steward 1 by flexible pipe, is parallel with jet water spout 16 on the feed house steward 1.Be parallel with on the water main 3 to tracheae 15 and steam pipe 14, be parallel with the vacuum tube 6 that connects with vavuum pump on the main sewer 7.Wherein feed house steward 1, water main 3 and

main sewer

7,8 also can be embedded in filter sheet frame 10-1 and isolate in the frame 9, and directly corresponding connection with each arm is passed through filter sheet frame 10-1 and isolated the stacked realization segmented seal butt joint of frame 9 during assembling.In this case, in order to alleviate filter 10 and the weight of isolating frame 9, make things convenient for the integral body mounting or dismounting of filter, reduce cost of manufacture, and can tolerate the high temperature that steam dehydrates process, filter sheet frame 10-1 and isolation frame 9 all adopt shaped steel assembly welding structure.

Referring to Fig. 3, the sheet frame holding frame by fixed charge method end plate 17, support bar 18, pressing plate 19, hold out against screw mandrel 20, nut 21, support end plate 22 and form, filter 10 and isolation frame 9 are stacked between the holding frame interior fixed charge method end plate 17 and pressing plate 19 at interval, turn nut 21, under the supporting role of supporting end plate 22, move along support bar 18 by holding out against screw mandrel 20 promotion pressing plates 19,, isolate between frame 9 and the filter 10 then forming the filter chamber filter 10 and isolation frame 9 jam-packeds.After each pipeline correspondence is connected and installed, open the feed valve, granule materials enters the filter chamber through feed house steward 1 and feed arm 2; Close feed house steward 1 again, open water main 3, open two

main sewers

7,8 simultaneously, water promptly enters the filter chamber by subfeeder 4, water inlet through hole 13 and filter cloth 11, material is washed, with the dissolving of the soluble impurity in the material, and through

branch drain

5,5a and

main sewer

7,8 discharges, to reach the purpose that purifies material.Treat to dewater after contaminant removal finishes, its method is: close feed-water valve, open steam pipe 14, steam enters the filter chamber by water main 3, subfeeder 4, water inlet through hole 13 and filter cloth 11, and the water liquid that promotes in the material particles gap is discharged by main sewer 7,8.After dehydration procedure is finished, can carry out air drying or vacuum drying, air dried method is: closing presure steam pipe 14 and main sewer 8, open to tracheae 15, air is then discharged by main sewer 7 by the gap of material particles, thus material is carried out aeration-drying; Vacuum drying method is: closing presure steam pipe 14 and main sewer 8, open vacuum tube 6, and start vavuum pump, can carry out vacuum drying to material.After above-mentioned washing, filtration, dehydration and drying process are all finished, can unclamp pressing plate 19, open the filter chamber and take out pure, dry material finished product.In order to prevent that feed house steward 1 and feed arm 2 ramming materials from stopping up, influence reusing of device, take out after the material finished product, need unlatching and feed house steward 1 jet water spout 16 in parallel, feed house steward 1 and feed arm 2 are washed.

Claims

1. fine granular materials filtration washing dewatering drying device, it is characterized in that: the sheet frame of filter one side is provided with the subfeeder that is communicated with water main, the inboard is laid with a plurality of limbers around the filter sheet frame, water main be parallel with set up give tracheae and steam pipe, the sheet frame of filter opposite side is provided with branch drain, and be communicated with two main sewers respectively at interval, be parallel with vacuum tube on one of them main sewer, be provided with the feed arm that is communicated with the feed house steward in isolation frame one side, be parallel with jet water spout on the feed house steward.

2. fine granular materials filtration washing dewatering drying device according to claim 1, it is characterized in that: described feed house steward, water main and main sewer can be arranged on filter and isolate the outside of frame, and by the corresponding connection of flexible pipe with arm, also can adopt the mode of segmentation butt joint to be embedded in filter sheet frame and the isolation frame, directly corresponding connection with each arm

3. fine granular materials filtration washing dewatering drying device according to claim 1 is characterized in that: described filter sheet frame and isolation frame all adopt shaped steel assembly welding structure.