CN2491090Y

CN2491090Y - Heating-sucking type combined plate frame type mud filter pressing drier

Info

Publication number: CN2491090Y
Application number: CN 01200750
Authority: CN
Inventors: 吕明旺
Original assignee: Individual
Current assignee: Individual
Priority date: 2001-01-19
Filing date: 2001-01-19
Publication date: 2002-05-15
Anticipated expiration: 2011-01-19

Abstract

The utility model relates to a heating-sucking type combined plate frame type mud filter pressing drier, wherein a plurality of groups of movable overlapped sheet frames and filer clothes leaning against each other are adopted; the sheet frames are structured by two overlapped plate sheets with the same shape; a matching internal concave area is arranged on an overlapped face of the plate sheets; a plate body with relatively large thickness is arranged on the outer circumference of the plate sheets; the plate body at least comprises an air extraction hole, a hot gas intake hole and a hot gas outtake hole; the air extraction hole is made to be communicated with an outside filter chamber of the plate sheets, and the hot gas intake hole and the hot gas outtake hole are respectively made to be communicated with an inside internal concave area of the plate sheets. By adoption of extruding dehydration, heat drying and vacuum suction, the mud aridity with a water content of 15 to 20 percent is achieved, the mud volume is reduced, and the costs of successive handling, aftertreatment, etc. are lowered.

Description

Heat the type compoboard frame sludge press filtration drying machine of bleeding

The utility model relates to a kind of heating type compoboard frame sludge press filtration drying machine of bleeding, and refers to a kind of heating of carrying out extrusion dehydration, heat drying and vacuum suction at water-containing sludge type compoboard frame sludge press filtration drying machine of bleeding especially.

Plate and frame sludge press filtration machine is to place on the board track how the movable displacement of group separates and sheet frame overlapping and that lean at present, these sheet frames 10 have both sides filter chamber 11 as shown in Figure 1, and the mud inlet 12 that communicates, respectively cover at both sides filter chamber 11 and to put a filter cloth 13, and both sides filter cloth 13 is connected through mud inlet 12.

Actual carrying out in the press filtration mud process, all sheet frames 10 and filter cloth 13 are overlapping and lean on, filter cloth 13 periphery closures in twos then, utilize pump moisture mud 14 to be extracted in the mud inlet 12 and each filter cloth 13 of sending into sheet frame 10 simultaneously, and continue to push, make sewage see through filter cloth 13 and ooze out, mud is then wrapped in the filter chamber 11 by filter cloth 13, reaches the extrusion dehydration purpose.

The simple extrusion dehydration mode of this kind can only reach the drying sludge degree of moisture content 60～86%, and can't effectively reduce sludge volume and take up an area of the space, and follow-up carrying and processing cost costliness again, do not conform to ideal.

This creator is because the shortcoming of existing sludge press filtration machine extrusion dehydration effect, therefore be at its very crux, continue to be sought to improve, mending it lacks, in the hope of seeking a solution, through studying many times, designing, finish the utility model finally and heat the type compoboard frame sludge press filtration drying machine of bleeding.

The purpose of this utility model, be to provide a kind of heating type compoboard frame sludge press filtration drying machine of bleeding, main adopt two with the superimposed plate of shape to constitute sheet frame, the folded mutually face of these plates is respectively established recessed zone and the turnover hot air vents that matches, heat supply gas (or steam) enters these plates of heating, the filter cloth mud in the indirect filter chamber again.

The purpose of this utility model can reach by following measure:

A kind of heating type compoboard frame sludge press filtration drying machine of bleeding, it is the sheet frame that adopts the movable overlapping And of many groups to lean on, these sheet frame two outside filter chambers all have the concentric mud inlet that communicates, and eccentric limber hole, each sheet frame outside filter chamber is then respectively in conjunction with a filter cloth that communicates with the mud inlet, filter cloth periphery closure in twos then, dehydration is squeezed to hold water-containing sludge;

These sheet frames are all constituted with the superimposed plate of shape by two, each default recessed zone that matches of folded mutually face of these plates, the plate periphery then has the plate body of big thickness, plate body at each plate makes an aspirating hole, a hot air inlet, a hot air outlet at least, make aspirating hole be communicated with the outside filter chamber of plate, the turnover hot air vents then is communicated with the recessed zone, inboard of plate respectively, heat supply gas heats these plates, the interior filter cloth mud of indirect filter chamber is extracted its moisture content gasification and process aspirating hole outward out again.

Compared with prior art the utility model the utlity model has following advantage: this heating type compoboard frame sludge press filtration drying machine of bleeding makes mud except being extruded dehydration, more make its moisture content gasification because of heating, further extract out outward by aspirating hole, to reach the drying sludge degree of moisture content 15～20%, reduce sludge volume and take up an area of the space, and the cost that reduces follow-up carrying and handle again etc.

Fig. 1 is the schematic diagram of existing sludge press filtration machine extruding mud.

Fig. 2 is the stereogram of the utility model embodiment sheet frame.

Fig. 3 is the three-dimensional exploded view of Fig. 2.

Fig. 4 is the cutaway view that Fig. 2 sheet frame installs filter cloth additional.

Fig. 5 is a schematic diagram of organizing the sheet frame user mode as Fig. 4 more.

Fig. 6 is the embodiment of the inboard recessed regional guide channel of Fig. 3 plate.

Fig. 7 is the another kind of guide channel embodiment as Fig. 6.

Relevant above-mentioned purpose of the present utility model, technological means that is adopted and effect thereof are enumerated possible embodiments now and are cooperated drawing explanation, so that global design more is tending towards is clear.

At first, see also Fig. 2, the utility model heating type compoboard frame sludge press filtration drying machine of bleeding is to adopt the movable overlapping and sheet frame that leans on of many groups, these sheet frames all constitute with 20,200 superimposed of plates of shape by two, and plate 20,200 peripheries have the plate body 21 of big thickness, further extend flange 210 and left and right sides lug 211 outward, for being positioned on the board track.

See also Fig. 2,3, flange 210 systems of plate 20,200 plate bodys 21 are established relative circular hole 212, screw 213 on the same group, and are sealed fixing for bolt 215, and chase 216,217 installing sealing rings 28,281 in the outside in the plate body 21.Plate 20,200 constitutes two outside filter chambers 22 on the same group, reach the guide channel 221 that radially communicates with each other in filter chamber 22 surperficial prefabricated multiple tracks concentric annular, and the concentric mud inlet 26 that communicates, plate body 21 each corner then are shaped on limber hole 27, and it is communicated with outside filter chambers 22 with skewed slot 271, and the sewage that squeezes out for mud flows into limber hole 27 through outside filter chamber 22, skewed slot 271.

Each default recessed zone that matches with shape of folded mutually face of plate 20,200 will be recessed into the zone as shown in Figure 3 and make comprehensive type alcove 24 on the same group; Or adopt the multiple tracks concentric ring to constitute recessed zone as shown in Figure 6 to reaching the guide channel 241 that radially communicates with each other; Certainly also can design full of twists and turns continous way guide channel 242 as shown in Figure 7.

See also Fig. 3,4, plate 20,200 plate bodys 21 each system are established two aspirating holes 23,231, a hot air inlet 25 and a hot air outlet 251 up and down on the same group, these aspirating holes the 23, the 231st are communicated with outside filter chamber 22, turnover hot air vents 25,251 is then connected inboard type alcove 24 comprehensively, more can on hot air outlet 251 external pipelines gas exhausting valve be installed; Two aspirating holes, 23,231 external pipelines then are connected to vavuum pump (drawing does not illustrate).

Respectively cover at 20,200 liang of outsides of plate on the same group filter chamber 22 and to put a filter cloth 30, make the inlet 31 alignment mud inlets 26 of filter cloth 30, cooperate stator 40 by outer pressing, and bolt 41 passes the circular hole of stator 40, and sealed mud enter the mouth 26 periphery screws really in conjunction with fixing.

See also Fig. 2,3,4,5, carry out in the press filtration mud process, it is overlapping and lean on all respectively to organize sheet frame and filter cloth 30, then filter cloth 30 peripheries closure forms one bag of shape in twos, utilizing pump that moisture mud 50 is extracted to send into again respectively organizes in sheet frame mud inlet 26 and each filter cloth 30, and continue to carry out extrusion dehydration, sewage is communicated with outward by each group sheet frame limber hole 27 discharges, mud 50 then is enclosed in the filter cloth 30.In the extrusion dehydration process, 120～140 degree hot gas Celsius or steam in the inboard type alcove 24 comprehensively of hot air inlet 25 inputs through each group sheet frame, respectively organize sheet frame plate 20,200 with heating, and hot air outlet 251 external pipelines can be controlled exhaust.All sheet frame plate 20,200 heats each filter cloth 30 mud that wraps 50 relatively, and mud 50 internal moisture are gasified, again through the aqueous vapor in filter chamber outside aspirating hole 23,231 is extracted out respectively up and down.By extrusion dehydration, heat drying and vacuum suction integrated use, can reach the drying sludge degree of moisture content 15～20%, reduce follow-up carrying and reach costs such as processing again.

Another possible embodiments be with shown in Fig. 3,4 up and down two aspirating holes 23,231 change a hot air inlet, a hot air outlet into, make hot gas enter outside filter chamber 22, all around limber hole 27 double as aspirating hole then with direct heating filter cloth 30 mud.

In sum, the utility model heating is bled type compoboard frame sludge press filtration drying machine with mud extrusion dehydration, heat drying and vacuum suction processing, to reach the drying sludge degree of moisture content 15～20%, reduce sludge volume and take up an area of the space, and reduce follow-up carrying and reach costs such as processing again, can utilize on the industry.

Claims

1. heating type compoboard frame sludge press filtration drying machine of bleeding, the sheet frame that adopts the movable overlapping And of many groups to lean on, described sheet frame two outside filter chambers all have the concentric mud inlet that communicates, and eccentric limber hole, each sheet frame outside filter chamber then each in conjunction with a filter cloth that enters the mouth and communicate with mud, filter cloth periphery closure in twos then; It is characterized in that:

Described sheet frame is all constituted with the superimposed plate of shape by two, each default recessed zone that matches of folded mutually face of described plate, the plate periphery then has the plate body of big thickness, plate body at each plate makes an aspirating hole, a hot air inlet, a hot air outlet at least, make aspirating hole be communicated with the outside filter chamber of plate, the turnover hot air vents then is communicated with the recessed zone, inboard of plate respectively.

2. the heating as claimed in claim 1 type compoboard frame sludge press filtration drying machine of bleeding is characterized in that: filter chamber surface, the described plate outside has the guide channel that multiple tracks communicates with each other.

3. the heating as claimed in claim 1 type compoboard frame sludge press filtration drying machine of bleeding is characterized in that: the inboard recessed zone of described plate is a comprehensive type alcove.

4. the heating as claimed in claim 1 type compoboard frame sludge press filtration drying machine of bleeding is characterized in that: the guide channel that the inboard recessed zone of described plate communicates with each other by multiple tracks is constituted.

5. the heating as claimed in claim 1 type compoboard frame sludge press filtration drying machine of bleeding is characterized in that: the inboard recessed zone of described plate is full of twists and turns guide channel.

6. the heating as claimed in claim 1 type compoboard frame sludge press filtration drying machine of bleeding is characterized in that: a whole road is respectively established continuously for the groove that sealing ring is installed in described plate periphery plate body both sides.

7. the heating as claimed in claim 1 type compoboard frame sludge press filtration drying machine of bleeding, it is characterized in that: limber hole is preset in described plate periphery plate body corner, and it is communicated with the outside filter chamber of plate with skewed slot.

8. the heating as claimed in claim 1 type compoboard frame sludge press filtration drying machine of bleeding is characterized in that: the aspirating hole of described sheet frame outside filter chamber can change a hot air inlet, a hot air outlet into.

9. the heating as claimed in claim 1 type compoboard frame sludge press filtration drying machine of bleeding, it is characterized in that: described hot gas is steam.