CN102805962A - Filter plate group and filter press using same - Google Patents
Filter plate group and filter press using same Download PDFInfo
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- CN102805962A CN102805962A CN2012102890390A CN201210289039A CN102805962A CN 102805962 A CN102805962 A CN 102805962A CN 2012102890390 A CN2012102890390 A CN 2012102890390A CN 201210289039 A CN201210289039 A CN 201210289039A CN 102805962 A CN102805962 A CN 102805962A
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- subplate
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- mainboard
- secondary frame
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Abstract
The invention discloses a filter plate group. The filter plate group comprises a main plate, sub plates and sub frames, wherein the sub plates are concentrically fixed on one side of the main plate by sub plate locating pieces and positioned on the same side of the main plate; the sub frames are nested on the peripheries of the sub plates in a slidable way; and at least two sealing rings are arranged at the connected parts of the sub frames and the sub plates. Through the adoption of the at least two sealing rings arranged at the connected parts of the sub frames and the sub plates, materials can be effectively prevented from being leaked from gaps generated by the movements of contact surfaces of the sub frames and the sub plates in the filter-pressing process; as the sub plates are concentrically fixed on one side of the main plate by the sub plate locating pieces, the main plate and the sub plates can be always kept in a centered way in the operation process of the filter press, so that problems that materials are leaked if the main plate and the sub plates are eccentric and the sealing rings at the edges of the sub plates are insufficiently sealed are effectively prevented; meanwhile, the sub plate locating pieces also can have locating and supporting effects during replacing the sub plates. The invention further discloses a filter press with the advantages of high working efficiency and good water filtering effect.
Description
Technical field
The present invention relates to press filtration solid-liquid separating equipment technical field, the filter press that relates in particular to a kind of filter plates and use it.
Background technology
Filter press is a kind of material to be carried out the equipment of Separation of Solid and Liquid through pressure filtration, is widely used in industries such as food, chemical industry, environmental protection and sewage disposal, and particularly the separation for sticking thin thing has unique advantages.For example, the mud that chemical industry and sanitary sewage disposal produce, moisture content is very high, must reduce volume and just can emit through processed.With the cost of mud landfill is very high, possibly reach 1000 yuan per ton, if through processed, then the volume decrement can significantly reduce the cost of enterprise's Treatment of Sludge and reduce the landfill place more than 50%.
Traditional filter press comprises hydraulic means and filter-pressing device, and this filter-pressing device comprises the end to end filter plate of many groups, is provided with charging hole and material cavity in the filter plate; Its charging hole communicates with material cavity, during use, through feed pump material is evacuated in the material cavity and fills up from charging hole; Utilize the confined space in the material cavity to make material dewatering, and hydraulic means mainly is to play the filter plate of filter plate in the filter press spacingly, prevents that filter plate is loosening with less pressure; Play the pressurize effect, not very good through its drainage effect of material of this filter press institute press filtration, moisture content seldom can be reduced to 50% after the squeezing; And drainage time is long, and efficient is not high enough.
Done a large amount of research and prior art has been carried out a large amount of improvement to above shortcoming scientific worker, disclose a kind of " horizontal spring filter plate press ", comprised hydraulic means and filter-pressing device like Chinese patent document CN 101524896B; Said hydraulic means and filter-pressing device two sides are fixed with guide rod, and said hydraulic means front end is provided with piston rod, and this piston rod is movably arranged on the guide rod; Said piston rod front end is provided with push pedal; Said filter-pressing device comprises the end to end press filtration plate of many groups, and these press filtration plates are movably arranged on the guide rod, and said press filtration plate is made up of mainboard, subplate and secondary frame; This subplate is provided with boss; Be provided with the material cavity that supplies boss to be pressed in the said secondary frame, on mainboard, subplate, have the charging hole that communicates with material cavity, be positioned on mainboard and the subplate and have spring groove; Be provided with spring assembly in the said spring groove, on the press filtration plate, also set out the water hole.Use above-mentioned squeezer that material is carried out processed, not only can increase work efficiency, and drainage is effective.But above-mentioned squeezer is in pressure-filtering process, and the contact-making surface of secondary frame and subplate can move, and material will move the slit that is produced from both contact-making surfaces and reveal so; Simultaneously, in the filter press running, mainboard and subplate also difficulty remain centering, if when deviation is arranged, also can cause the leakage of material.
Summary of the invention
The objective of the invention is to solve the problems of the technologies described above, a kind of filter plates is provided, it has good seal performance and the good advantage of structural stability.
The present invention also provides a kind of filter press, its high efficiency, and drainage is effective, and plant maintenance is convenient.
For reaching this purpose, the present invention adopts following technical scheme:
A kind of filter plates; Comprise mainboard, subplate, secondary frame; Said subplate is through the concentric side that is fixed in said mainboard of subplate keeper; Be positioned at the same side of mainboard, said secondary frame slidably is socketed on the periphery of said subplate, and the joint of said secondary frame and said subplate is provided with two seals circle at least.
Further, said subplate keeper has a plurality of, and annular is distributed between subplate and the mainboard said subplate keeper employing alignment pin or bolt.
Further, said subplate keeper adopts bolt, and annular evenly is provided with at least six between subplate and mainboard.
Further; The periphery of said subplate is provided with subplate ring platform; Corresponding said subplate ring platform is provided with secondary frame ring platform in said secondary frame inboard, and said subplate ring platform and said secondary frame ring platform block each other to be established, and is limited between said subplate ring platform and the said mainboard with the sliding stroke with said secondary frame.
Further, the outside of said subplate ring platform and said secondary frame inboard closely contact set gradually the two seals circle.
Further, be provided with flexible member between said secondary frame and the said mainboard, and the removable flexible member fixture that is provided with on the said mainboard.
Further; The another side relative with the subplate contact-making surface of being close to said mainboard is provided with filter screen; The another side relative with the mainboard contact-making surface of being close to said subplate is provided with filter screen, and said filter screen all covers filter cloth outward, and the end of said filter cloth is all fixed through the filter cloth fixture; And the end of said filter cloth does not cover to the joint of subplate and secondary frame, and said filter cloth fixture comprises filter cloth sealing ring, press strip and bolt.
Further; Said flexible member adopts spring; One side annular near mainboard on the said secondary frame is evenly equipped with some spring installing blinds, and corresponding said spring installing blind annular on said mainboard is evenly equipped with some spring installation through holes, and said spring is extended to the bottom of said spring installing blind by said spring installation through holes to be installed; And fix through spring mountings, said spring mountings through bolt on said mainboard.
A kind of filter press; Comprise some described filter plates, and two adjacent filter plates join end to end, each filter plates all has material channel; The press filtration space that is used to hold material that has variable volume between the adjacent filter plates, said material channel is connected with said press filtration space.
Further, the setting that contacts with the secondary frame of adjacent filter plates of the mainboard of said filter plates, and take encapsulation process at both contact-making surfaces.
With respect to prior art, beneficial effect of the present invention: filter plates of the present invention, through joint two seals circle at least is set at secondary frame and subplate, in pressure-filtering process, can prevent effectively that material from revealing from secondary frame and subplate contact-making surface move the slit of generation; Subplate is through the concentric side that is fixed in mainboard of subplate keeper, and in the filter press running, mainboard and subplate can remain centering; Effectively prevented if mainboard and subplate are eccentric; The sealing ring sealing at subplate edge is not enough, the problem that causes material to be revealed, simultaneously; The subplate keeper also can play location and supporting role when changing subplate; Filter press of the present invention uses a plurality of above-mentioned filter plates, and two adjacent filter plates join end to end, and the secondary frame of each filter plates is contacted with the mainboard of adjacent filter plates; When press filtration work begins; The resistance that above-mentioned secondary frame overcomes flexible member to the mainboard of its filter plates on the same group near, the press filtration spatial volume is dwindled, up to secondary frame and the mainboard end expressing process that leans; Filter press high efficiency of the present invention, drainage is effective.
Description of drawings
Fig. 1 is that the master of the described filter-plate structure assembly of embodiment looks sketch map;
Fig. 2 is that A-A shown in Fig. 1 is to cross-sectional schematic;
Fig. 3 is the partial schematic sectional view of the described filter press of embodiment;
Fig. 4 is the working state figure of filter press shown in Figure 3.
Among the figure:
1, mainboard; 2, subplate; 3, secondary frame; 4, subplate ring platform; 5, secondary frame ring platform; 6, spring; 7, spring mountings; 8, filter screen; 9, filter cloth; 10, spring installing blind; 11, the first spring positioning convex; 12, spring installation through holes; 13, the second spring positioning convex; 14, filter cloth fixture; 15, sealing ring; 16, bolt;
101, first filter plates; 102, second filter plates; 103, first mainboard; 104, the second secondary frame; 105, O-ring seal; 106, material channel; 107, press filtration space; 108, the first secondary frame; 109, second mainboard; 110, osculum.
The specific embodiment
Further specify technical scheme of the present invention below in conjunction with accompanying drawing and through the specific embodiment.
Like Fig. 1, shown in Figure 2, a kind of filter plates comprises mainboard 1, subplate 2, secondary frame 3; Subplate 2 is positioned at the same side of mainboard 1 through the concentric side that is fixed in mainboard 1 of bolt 16, and secondary frame 3 slidably is socketed on the periphery of subplate 2; The periphery of subplate is provided with subplate ring platform 4; Corresponding subplate ring platform 4 is provided with secondary frame ring platform 5 in secondary frame 3 inboards, and subplate ring platform 4 and secondary frame ring platform 5 card are each other established, and are limited between subplate ring platform 4 and the mainboard 1 with the sliding stroke with secondary frame 3; Be provided with spring 6 between secondary frame 3 and the mainboard 1, and on mainboard 1 the removable spring mountings 7 that is provided with.
In the present embodiment, the bolt 16 of single filter plates has six, and annular is distributed between subplate and the mainboard; In the filter press running, mainboard and subplate can remain centering, have effectively prevented if mainboard and subplate are eccentric; The sealing ring sealing at subplate edge is not enough, the problem that causes material to be revealed, simultaneously; The subplate keeper also can play location and supporting role when changing subplate.In other embodiments, the quantity of bolt is variable, and for example, the quantity of bolt can be more than six.
Mainboard 1 and subplate 2 all have centre bore; On secondary frame 3, evenly offer 32 spring installing blinds 10 with the concentric circumference of above-mentioned centre bore; The bottom of spring installing blind 10 is provided with the first spring positioning convex 11, on mainboard 1, evenly offers 32 spring installation through holes 12 with the concentric circumference of its centre bore, and this spring installation through holes is a counter sink; Each spring installation through holes evenly sets three screwed holes; Be used to tighten firmware, the spring installing blind is corresponding with the spring installation through holes, and a side of spring mountings 7 contact springs is provided with the second spring positioning convex 13.During installation; Spring 6 is extended to the bottom of spring installing blind 10 by spring installation through holes 12 to be installed; The spring mountings 7 of in spring installation through holes 12, packing into again; And through bolted, so that an end of spring 6 is placed on the first spring positioning convex 11, the other end of spring 6 is placed on the second spring positioning convex 13.In other embodiments, above-mentioned spring installing blind, spring installation through holes and above-mentioned screwed hole quantity are variable, and the quantity of spring installing blind and spring installation through holes is at least 30, and the quantity of screwed hole is at least three.
When press filtration work begins, secondary frame 3 can overcome spring force to mainboard near, at this moment, the first spring positioning convex 11 and the second spring positioning convex 13 can play good positioning action, have guaranteed the reliability of press filtration stroke; After press filtration work is accomplished; Spring can make secondary frame reset; If when having the spring damage to need to change, only need the fastening bolt of spring mountings is unclamped, the spring mountings dismounting can be accomplished the replacing of spring; Need way when comparing traditional replacing spring, reduced work difficulty, reduced workload the filter plate integral demounting.
The another side relative with the subplate contact-making surface of being close to mainboard 1 is provided with filter screen 8; The another side relative with the mainboard contact-making surface of being close to subplate 2 also is provided with filter screen 8; The filter screen 8 outer filter clothes 9 that all cover; The end of filter cloth 9 is fixing through filter cloth fixture 14, and the end of filter cloth 9 do not cover to the joint of subplate 2 with secondary frame 3, and filter cloth fixture 14 comprises filter cloth sealing ring, press strip and bolt.
In pressure-filtering process, secondary frame 3 can move with subplate 2 contact-making surfaces, can from the slit of secondary frame 3 and subplate 2, get into spring 6 in order to prevent material sewage, in the joint of secondary frame 3 and subplate 2 two seals circle at least is set.In the present embodiment; Side away from mainboard 1 on subplate ring platform 4 is provided with two grooves; Sealing ring 15 is set respectively in groove, and with the inboard tight setting that contacts of secondary frame, filter cloth 9 does not cover the joint of secondary frame 3 and subplate 2; So in the joint two sealing rings 15 are set, can prolong the service life of sealing ring 15.During installation, be fit into sealing ring 15 in the groove on subplate ring platform, be close to the subplate surface filter screen of packing into; Cover filter cloth again; The filter cloth sealing ring of packing in the end of filter cloth is put into press strip, passes through bolt then; The press strip here also can play position-limiting action to sealing ring 15, again with subplate integral body through the concentric side that is fixed in mainboard of bolt.
In the present embodiment, mainboard 1, subplate 2 and secondary frame 3 all adopt metal material to process, and can improve the compression strength of whole filter plates.
Like Fig. 3, shown in Figure 4, a kind of filter press comprises some above-mentioned filter plates; And two adjacent filter plates join end to end; The accompanying drawing of present embodiment only illustrates the partial structurtes of two adjacent filter plates, first mainboard 103 that comprises first filter plates 101 and second filter plates, 102, the first filter plates setting that contacts with the second secondary frame 104 of second filter plates; And the contact-making surface at both is provided with O-ring seal 105; Can effectively prevent the leakage of material, first filter plates 101 is communicated with second filter plates, 102 centers and forms material channel 106, and at the oral area of material channel the circular pressing plate of flange form is set all and is fixed; Further stop the leakage of material; The position surrounds press filtration space 107 between first filter plates 101 and second filter plates 102, and the motion through first mainboard 103 and the second secondary frame 104 changes the volume in press filtration space 107, thereby reach the material in the press filtration space is carried out press filtration work.
During work, product pump injects material in the press filtration spaces 107 through material channel 106, and under the dynamic action of product pump, the moisture in the material is understood preliminary being filled into the filter screen from filter cloth, and effluxes through osculum 110; Promote the filter plates action through hydraulic means then and carry out press filtration, at this moment, first secondary frame 108, the second secondary frame 104 overcome respectively spring force to first mainboard 103, second mainboard 109 near; Till secondary frame and mainboard lean, force press filtration space 107 volume-diminished, make that moisture further filters in the material; And from osculum 110 discharges, hydraulic means unclamps the driving to filter plates, and spring resets corresponding secondary frame; The volume in press filtration space recovers size originally, and press filtration work is accomplished.In the present embodiment, the quantity of osculum is two.In other embodiments, the quantity of osculum is variable, and for example, the quantity of osculum can be more than one or two.
More than combine specific embodiment to describe know-why of the present invention.These are described just in order to explain principle of the present invention, and can not be interpreted as the restriction to protection domain of the present invention by any way.Based on the explanation here, those skilled in the art need not pay performing creative labour can associate other specific embodiment of the present invention, and these modes all will fall within protection scope of the present invention.
Claims (10)
1. filter plates; It is characterized in that; Comprise mainboard, subplate, secondary frame, said subplate is positioned at the same side of mainboard through the concentric side that is fixed in said mainboard of subplate keeper; Said secondary frame slidably is socketed on the periphery of said subplate, and the joint of said secondary frame and said subplate is provided with two seals circle at least.
2. filter plates according to claim 1 is characterized in that, said subplate keeper has a plurality of, and annular is distributed between subplate and the mainboard said subplate keeper employing alignment pin or bolt.
3. filter plates according to claim 2 is characterized in that, said subplate keeper adopts bolt, and annular evenly is provided with at least six between subplate and mainboard.
4. according to each described filter plates of claim 1 to 3; It is characterized in that; The periphery of said subplate is provided with subplate ring platform; Corresponding said subplate ring platform is provided with secondary frame ring platform in said secondary frame inboard, and said subplate ring platform and said secondary frame ring platform block each other to be established, and is limited between said subplate ring platform and the said mainboard with the sliding stroke with said secondary frame.
5. filter plates according to claim 4 is characterized in that, the outside of said subplate ring platform and said secondary frame be inboard closely contact set gradually the two seals circle.
6. filter plates according to claim 4 is characterized in that, is provided with flexible member between said secondary frame and the said mainboard, and the removable flexible member fixture that is provided with on the said mainboard.
7. according to each described filter plates of claim 1 to 3; It is characterized in that the another side relative with the subplate contact-making surface of being close to said mainboard is provided with filter screen, the another side relative with the mainboard contact-making surface of being close to said subplate is provided with filter screen; Said filter screen all covers filter cloth outward; The end of said filter cloth is all fixed through the filter cloth fixture, and the end of said filter cloth do not cover to the joint of subplate and secondary frame, and said filter cloth fixture comprises filter cloth sealing ring, press strip and bolt.
8. filter plates according to claim 6; It is characterized in that said flexible member adopts spring, the one side annular near mainboard on the said secondary frame is evenly equipped with some spring installing blinds; Corresponding said spring installing blind annular on said mainboard is evenly equipped with some spring installation through holes; Said spring is extended to the bottom of said spring installing blind by said spring installation through holes to be installed, and fixes through spring mountings, and said spring mountings passes through bolt on said mainboard.
9. filter press; It is characterized in that; Comprise some described filter plates, and two adjacent filter plates join end to end, each filter plates all has material channel; The press filtration space that is used to hold material that has variable volume between the adjacent filter plates, said material channel is connected with said press filtration space.
10. filter press according to claim 9 is characterized in that, the setting that contacts with the secondary frame of adjacent filter plates of the mainboard of said filter plates, and take encapsulation process at both contact-making surfaces.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012102890390A CN102805962A (en) | 2012-08-14 | 2012-08-14 | Filter plate group and filter press using same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012102890390A CN102805962A (en) | 2012-08-14 | 2012-08-14 | Filter plate group and filter press using same |
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| Publication Number | Publication Date |
|---|---|
| CN102805962A true CN102805962A (en) | 2012-12-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012102890390A Pending CN102805962A (en) | 2012-08-14 | 2012-08-14 | Filter plate group and filter press using same |
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| Country | Link |
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| CN (1) | CN102805962A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104524831A (en) * | 2014-12-22 | 2015-04-22 | 佛山市金凯地过滤设备有限公司 | Filtering plate with groove-type sealing structure of pressure filtration machine |
| CN104815464A (en) * | 2015-04-16 | 2015-08-05 | 佛山市金凯地过滤设备有限公司 | Filter press filtering plate with blowback air drying structure |
| CN108404471A (en) * | 2018-04-28 | 2018-08-17 | 安徽省通源环保科技有限公司 | The cleaning device of filter press |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2243007Y (en) * | 1995-12-21 | 1996-12-18 | 陈进军 | Elastic sealing valve core |
| CN2277669Y (en) * | 1996-12-04 | 1998-04-08 | 樊立敏 | Sole with spring |
| CN2868817Y (en) * | 2005-12-31 | 2007-02-14 | 林佑宪 | Shock-reduced bicycle rear-seat |
| CN201454189U (en) * | 2009-05-11 | 2010-05-12 | 华章电气（桐乡）有限公司 | Press filter plate with liner net |
| CN201791413U (en) * | 2010-09-14 | 2011-04-13 | 庞仲达 | Sealing device of horizontal spring presser |
-
2012
- 2012-08-14 CN CN2012102890390A patent/CN102805962A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2243007Y (en) * | 1995-12-21 | 1996-12-18 | 陈进军 | Elastic sealing valve core |
| CN2277669Y (en) * | 1996-12-04 | 1998-04-08 | 樊立敏 | Sole with spring |
| CN2868817Y (en) * | 2005-12-31 | 2007-02-14 | 林佑宪 | Shock-reduced bicycle rear-seat |
| CN201454189U (en) * | 2009-05-11 | 2010-05-12 | 华章电气（桐乡）有限公司 | Press filter plate with liner net |
| CN201791413U (en) * | 2010-09-14 | 2011-04-13 | 庞仲达 | Sealing device of horizontal spring presser |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104524831A (en) * | 2014-12-22 | 2015-04-22 | 佛山市金凯地过滤设备有限公司 | Filtering plate with groove-type sealing structure of pressure filtration machine |
| CN104815464A (en) * | 2015-04-16 | 2015-08-05 | 佛山市金凯地过滤设备有限公司 | Filter press filtering plate with blowback air drying structure |
| CN108404471A (en) * | 2018-04-28 | 2018-08-17 | 安徽省通源环保科技有限公司 | The cleaning device of filter press |
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Application publication date: 20121205 |