CN201470178U

CN201470178U - Plate frame type drying filter press

Info

Publication number: CN201470178U
Application number: CN2009201620561U
Authority: CN
Inventors: 吕明旺
Original assignee: Individual
Current assignee: Individual
Priority date: 2009-06-30
Filing date: 2009-06-30
Publication date: 2010-05-19
Anticipated expiration: 2019-06-30

Abstract

A plate-and-frame type drying filter press is provided with a plurality of movably overlapped and leaned main plate frames, wherein the front and the back of each main plate frame are respectively provided with a filter chamber, and a heating plate frame with a matched shape and a reduced thickness is arranged between every two main plate frames; each heating plate frame comprises a fixed frame body and a heating frame body, each fixed frame body forms a hollow area by the peripheral frame to contain the corresponding heating frame body, each heating frame body forms a closed space between the front frame wall and the rear frame wall, and heat insulators are arranged in the intervals between the periphery of the hollow area of the fixed frame body and the outer edge of the heating frame body; the periphery of each heating frame body is provided with a heat inlet connecting pipe and a heat outlet connecting pipe to communicate with the closed space, so that an external heat source can be input into the front frame wall and the rear frame wall to heat, the moisture of the sludge in the filter chamber is gasified, the sludge drying efficiency can be improved, and the fixed frame body is matched with the heat insulator to avoid high-temperature heating, so that the heat energy resource is saved, the cost is reduced, the heating effect is improved, and the service life is prolonged.

Description

The dry filter press of plate and frame

Technical field

The utility model relates to the dry filter press of a kind of plate and frame, particularly relates to a kind of dry filter press of plate and frame that carries out extrusion dehydration and heat drying at water-containing sludge.

Background technology

Present plate and frame mud and other various filtrate filter presses, be on the board track, to place the movable displacement of many groups separately to reach sheet frame overlapping and that lean on, described sheet frame 10 has 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 via 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 pass through filter cloth 13 and limber hole 15 outflows, 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%, can't more effective reduction sludge volume and take up an area of the space, and follow-up carrying and processing cost costliness again.

For improving the defective of above-mentioned simple extrusion dehydration mode, set up the hot gas heating arrangement at each large-scale sheet frame inside now, make the contained moisture content gasification of mud, improve the drying sludge degree.But the large-scale sheet frame heating arrangement of this kind need adopt expensive material, and the common heating in all interior outsides of each large-scale sheet frame, wastes heat resource relatively, increases cost, and influences drying sludge efficient.

The utility model content

Main purpose of the present utility model provides the dry filter press of a kind of plate and frame, wherein, the heating sheet frame heats compressing with area heating framework broad in the middle, make the moisture content gasification of the inner mud of filter chamber, can improve drying sludge efficient, and fixed frame cooperates insulator to avoid the high temperature heating, to save heat resource, reduce cost, promote heating function and service life.

For achieving the above object, dry filter press of the present utility model is at the heating sheet frame that respectively is situated between and adorns a complementary shaped and dwindle thickness between the mainboard frame in twos; It is characterized in that: each heating sheet frame respectively includes a fixed frame, heating framework and front and back thereof connect shape mud inlet, each fixed frame be by around frame constitute a hollow region, with ccontaining relative heating framework; The limber hole that connects before and after the corner of each fixed frame is provided with, each heats framework and form a confined space between the frame wall of front and back; Be provided with insulator in the hollow region periphery of each fixed frame and the apart spacing of the external edge of heating frame; Be provided with one external week of each heating frame and advance hot joining Guan Yuyi heat extraction adapter,,, make the moisture content gasification of the inner mud of filter chamber for extraneous thermal source input heating front and back frame wall inner face to be communicated with confined space.

In preferred embodiment, advance hot joining pipe and the heat extraction of this heating framework are taken over and are passed insulator and fixed frame outward.Again, the mud inlet of this heating sheet frame connects the heating framework.Be plugged with fixture between external week of this heating frame and the fixed frame again.

In preferred embodiment, be provided with a support grid in the confined space of this heating framework, with close front and back frame wall.Form the thermal source path between the front and back frame wall inner face of this heating framework and the support grid again.

Owing to take above technical scheme, the utlity model has following beneficial effect: the heating sheet frame heats compressing with area heating framework broad in the middle, make the moisture content gasification of the inner mud of filter chamber, can improve drying sludge efficient, and fixed frame cooperates insulator to avoid the high temperature heating, to save heat resource, reduce cost, promote heating function and service life.

Description of drawings

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

Fig. 2 is the primary structure figure of the utility model preferred embodiment filter press;

Fig. 3 adds the schematic diagram of hot extrusion mud for Fig. 2;

Fig. 4 heats the stereogram of sheet frame for Fig. 2;

Fig. 5 heats the cutaway view of sheet frame for Fig. 4;

Fig. 6 heats the schematic diagram that sheet frame connects thermal source for Fig. 4;

Fig. 7 is the stereogram of Fig. 4 fixed frame;

Fig. 8 heats the stereogram of framework for Fig. 4;

Fig. 9 heats the broken section enlarged drawing of framework for Fig. 8;

Figure 10 is the stereogram of Fig. 9 support grid.

The main element symbol description:

2 mainboard frames, 21 filter chambers, 22 mud inlet

23 filter clothes, 24 limber holes

3 heating sheet frames, 31 fixed frames, 32 heating frameworks

33 insulators, 34 mud, 35 limber holes that enter the mouth

36 advance 37 heat extractions of hot joining pipe takes over 38 support grids

39 fixtures

311 frames, 312 hollow region, 313 lugs

314 jacks, 315 fixing holes, 321 front and back frame walls

361 thermal source intake lines

362 control valves, 371 thermal source output pipes

372 but hydrophone 381 protuberances

4 mud

The specific embodiment

Relevant the utility model is for reaching above-mentioned purpose, and technological means that is adopted and effect thereof enumerate possible embodiments now, and conjunction with figs. are described as follows:

At first, see also Fig. 2, Fig. 3 and Fig. 4, the dry filter press of the utility model is provided with the mainboard frame 2 that a plurality of activities are overlapping and lean on equally, each mainboard frame 2 is made as the metal material framework, respectively establish the recessed filter chamber 21 in a big zone before and after it, and the mud inlet 22 that connects of front and back, be provided with limber hole 24 at the corner of mainboard frame 2, and two filter chambers, 21 surfaces respectively be provided with one with mud 22 filter clothes that communicate 23 that enter the mouth.

To preferred embodiment shown in Figure 6, the utility model is mainly at the heating sheet frame 3 that respectively is situated between and adorns a complementary shaped and dwindle thickness between the mainboard frame 2 in twos at Fig. 2.As shown in FIG., each metal material heating sheet frame 3 respectively includes a fixed frame 31, a heating framework 32 and front and back thereof and connects shape mud inlet 34, each fixed frame 31 be by around frame 311 constitute a hollow region 312, with ccontaining relative heating framework 32; The limber hole 35 that connects before and after the corner of each fixed frame 31 is provided with, and be provided with both sides lug 313.Each heats framework 32 and form a confined space between front and back frame wall 321, in hollow region 312 peripheries of each fixed frame 31 and the apart spacing of heating framework 32 outer rims, be provided with insulator 33 and combine, and this insulator 33 can adopt heat-barrier materials such as silica gel, rubber or fire clay.

The utility model heating framework 32 peripheries are provided with one and advance hot joining pipe 36 and heat extraction adapter 37, to be communicated with confined space, and connect thermal source intake line 361 and thermal source output pipe 371 (consulting Fig. 6) respectively, continue the input heating for extraneous thermal source (steam) through control valve 362 and compel Zhang Qianhou frame wall 321, make the moisture content gasification of filter chamber 21 inner mud 4, and the but hydrophone 372 of thermal source output pipe 371 can be discharged the steam of cooling in the heating framework 32 in good time.

Implementing in the press filtration heat drying process at mud 4 or other various moisture filtrates, because heating sheet frame 3 heats compressing with area heating framework 32 broad in the middle, make the moisture content gasification of filter chamber 21 inner mud 4, can improve drying sludge efficient, and fixed frame 31 cooperates insulator 33 to avoid the high temperature heating, to save heat resource, reduce cost, promote heating function and service life.

Go on to say the dry filter press design of the utility model plate and frame, extremely shown in Figure 8 as Fig. 4, advance hot joining pipe 36 and the heat extraction of heating framework 32 are taken over 37 and can be passed insulator 33 and fixed frame 31 relative jacks 314 outward, and can cooperate to each other and weld or interlocking is located.As shown in FIG., the mud inlet 34 of heating sheet frame 3 connects heating framework 32, and is plugged with fixture 39 between heating framework 32 peripheries and the fixed frame 31 relative fixed holes 315, and can cooperate welding or interlocking location to each other.

In Fig. 9 and preferred embodiment shown in Figure 10, dry filter press is provided with a metal material support grid 38 in the confined space of heating framework 32, with close front and back frame wall 321, cooperate a plurality of protuberances 381 to bear the mud squeeze force again, and form the thermal source path between front and back frame wall 321 inner faces and the support grid 38.

Describe press filtration mud process once more in detail, extremely shown in Figure 6 as Fig. 2, each mainboard frame 2 and heating sheet frame 3 is overlapping and lean on, utilize pump moisture mud 4 to be extracted in the

mud inlet

22,34 and each filter chamber 21 of sending into each mainboard frame 2 and heating sheet frame 3 again, and carry out extrusion dehydration, make sewage flow into the limber hole 24 of each mainboard frame 2, be communicated with the limber hole 35 that respectively heats sheet frame 3 again and discharge outward.Advance hot joining pipe 36 and inner confined space (seeing also Fig. 6) with what sheet frame 3 was respectively heated in thermal source (steam) input, make each front and back frame wall 312 holohedral form exert pressure to recline and heat mud 4, with the moisture content gasification that mud 4 is contained, and moisture content is communicated with outward by each

limber hole

24,35 and discharges.

The utility model heating sheet frame 3 heats compressing with area heating framework 32 broad in the middle, make the moisture content gasification of filter chamber 21 inner mud 4, can improve drying sludge efficient, and fixed frame 31 cooperates insulator 33 to avoid the high temperature heating, to save heat resource, reduce cost, promote heating function and service life.

Above illustrated embodiment is only used the utility model for convenience of description, and is not in a limitative way, not from the utility model spirit category, the those skilled in the art various simple and easy variation and the modification that can do, all must include in the scope of claims.

Claims

1. the dry filter press of a plate and frame, be provided with the mainboard frame that a plurality of activities are overlapping and lean on, respectively establish the recessed filter chamber in a big zone before and after each mainboard frame, and the mud inlet of a front and back perforation, corner at the mainboard frame is provided with limber hole, in twos each heating sheet frame that is situated between and adorns a complementary shaped and dwindle thickness between the mainboard frame; It is characterized in that: each heating sheet frame respectively includes a fixed frame, heating framework and front and back thereof connect shape mud inlet, each fixed frame be by around frame constitute a hollow region, with ccontaining relative heating framework; The limber hole that connects before and after the corner of each fixed frame is provided with, each heats framework and form a confined space between the frame wall of front and back; Be provided with insulator in the hollow region periphery of each fixed frame and the apart spacing of the external edge of heating frame; Be provided with one external week of each heating frame and advance hot joining Guan Yuyi heat extraction adapter,,, make the moisture content gasification of the inner mud of filter chamber for extraneous thermal source input heating front and back frame wall inner face to be communicated with confined space.

2. the dry filter press of plate and frame according to claim 1 is characterized in that: this heating framework advance the hot joining pipe and the heat extraction adapter passes insulator and fixed frame outward.

3. the dry filter press of plate and frame according to claim 2 is characterized in that: the mud inlet of this heating sheet frame connects the heating framework.

4. the dry filter press of plate and frame according to claim 2 is characterized in that: be plugged with fixture between external week of this heating frame and the fixed frame.

5. the dry filter press of plate and frame according to claim 1 and 2 is characterized in that: be provided with a support grid in the confined space of this heating framework, with close front and back frame wall.

6. the dry filter press of plate and frame according to claim 5 is characterized in that: form the thermal source path between the front and back frame wall inner face of this heating framework and the support grid.