CN208260267U - A kind of filter press plate that filter cloth bound edge is fixed - Google Patents

Abstract

A kind of filter press plate that filter cloth bound edge is fixed, characterized by comprising: plate body, filter cloth and ring-like retainer plate；The tow sides on the plate body two sides are respectively equipped with compress slot, and the compress grooved ring is around the plate body at a circle；The compress slot is equipped with edge ring-type cylinder and compress item；The plate body is equipped with feed inlet；The filter cloth is fixed in one end of the feed inlet by the ring-like retainer plate；Outer peripheral one end of the filter cloth surrounds the edge ring-type cylinder bound edge, and the edge ring-type cylinder is bolted and is compressed by the compress item；The mutual cooperation of edge ring taps and compress item in compress slot, makes filter cloth fix closer at the edge of the front and back sides of plate body.

Description

A kind of filter press plate that filter cloth bound edge is fixed

Technical field

The utility model relates to the filter press plates that filter press plate technical field more particularly to a kind of filter cloth bound edge are fixed.

Background technique

National environmental protection is increasing to dehydration capacity requirements at present, and the mass dryness fraction required dehydration is higher and higher.But it is existing The generally planar design of filter press plate, but its filters pressing limited area, therefore the dehydration face of filter press plate is transformed constantly from 2 squares of filtering surfaces Increase to 2000 squares of filtering surfaces, lead to the problem that land occupation is big, filter-press arrangement is unstable, and in order to meet its intensity requirement, Also result in filter press plate prepare material and building machine frame is multiplied, do not still meet to capacity requirements but, while Volume reduction decrement and production energy-saving requirement is not achieved.

In addition, more than 200 mesh of industrial sludge or organic materials is up to 40% or more, in filter press plate using the normal of parallel filter cloth Way is advised, parallel space often is not easy to be dehydrated, causes sandwich filter cake, filter because organic matter weight is partially light and granularity is thin Time is long, while also resulting in the problem of two layers of cloth air blowing gas leakage and filtering leak are pressed from both sides between two plates, leads to the work of filter press plate Environment is poor；Material is built bridge less, viscosity is big, while the sandwich moisture content that organic materials space between cells also makes water-water reactor combine in intermediate formation reaches To 80% or more, ideal dewatering state cannot achieve, cause dewatering low, the long problem of filtration time, same plating There is also such situations for factory, printing and dyeing, mine, petrochemical industry, food and municipal sludge.

Utility model content

The purpose of this utility model is that proposing.

For this purpose, the utility model uses following technical scheme:

A kind of filter press plate that filter cloth bound edge is fixed, comprising: plate body, filter cloth and ring-like retainer plate；

The tow sides on the plate body two sides are respectively equipped with compress slot, and the compress grooved ring is around the plate body at a circle；Institute Compress slot is stated equipped with edge ring-type cylinder and compress item；The plate body is equipped with feed inlet；The filter cloth in the feed inlet one End is fixed by the ring-like retainer plate；Outer peripheral one end of the filter cloth surrounds the edge ring-type cylinder bound edge, described Edge ring-type cylinder is bolted and is compressed by the compress item.

It further explains, the compress slot includes compress inside groove and compress outer groove；The edge ring-type cylinder is set to The compress inside groove, the compress item are set to the compress outer groove；Edge one end of the filter cloth is by the edge ring-type column Body bound edge surrounds, and is extended with side more than edge filter cloth, and side is fixed on outside the compress by the compress item more than the edge filter cloth Slot simultaneously compresses.

It further explains, the ring wall of the feed inlet is equipped with annular through groove；The annular through groove is equipped with central loop Cylinder；Center one end of the filter cloth is fixed and is pressed by the ring-like retainer plate after surrounding the central loop cylinder bound edge Tightly.

It further explains, center one end of the filter cloth is in the annular through groove by the central loop cylinder bound edge It surrounds, and is extended with side more than the filter cloth of center, side is fixed by the ring-like retainer plate and is pressed in the ring more than the center filter cloth The through slot two sides of shape through slot.

It further explains, the plate body is equipped with recess lines layer；The recess lines layer is equipped with several small-sized protrusions, The small-sized protrusion surrounds the feed inlet close-packed arrays.

It further explains, the recess lines layer is equipped with medium-sized protrusion and large size protrusion；The medium-sized protrusion surrounds institute It states feed inlet and arranges；The large size protrusion is set to the outside of the medium-sized protrusion and around the medium-sized protrusion.

It further explains, the quantity of the medium-sized protrusion is at least three；The quantity of the large-scale protrusion is at least four； The shape of the small-sized protrusion, the medium-sized protrusion and the large-scale protrusion is halfpace shape.

It further explains, the recess lines layer further includes dehydration slot；The dehydration slot is by the packet of the small-sized protrusion It encloses；The dehydration slot is provided with dehydration through-hole, and the dehydration slot number is no less than 2；Dehydration slot described in per pass includes at least 2 A dehydration through-hole.

It further explains, the front reverse side of the plate body is respectively equipped at least two dehydration through-hole.

It further explains, the front of the plate body is equipped with semicircle shape ring cylinder；The reverse side of the plate body is equipped with scalariform ring Cylinder；The semicircle shape ring cylinder and the scalariform annulated column mates form sealant.

The utility model has the beneficial effects that

1, the mutual cooperation of the edge ring taps in compress slot and compress item fixes filter cloth at the edge of the front and back sides of plate body It obtains closer.

Detailed description of the invention

Fig. 1 is a kind of enlarged drawing of filter press plate sectional view and compress slot that filter cloth bound edge is fixed；

Fig. 2 is a kind of plate body of filter press plate that filter cloth bound edge is fixed；

Fig. 3 is the sectional view of plate body and the enlarged drawing of internal empty slot；

Fig. 4 is the recess lines layer enlarged drawing of plate body；

Fig. 5 is the sectional view of plate body and its enlarged drawing of annular through groove；

Fig. 6 is the enlarged drawing of empty slot inside the sectional view and annular through groove of plate body；

The left side Fig. 7 is the figure of the filter press plate of the prior art；The right is the figure of the utility model filter press plate；

Plate body 1, filter cloth 2, ring-like retainer plate 3；

Be recessed lines layer 11, feed inlet 12, compress slot 13, annular through groove 14, semicircle shape ring cylinder 15, scalariform ring cylinder 16, it is dehydrated slot 17；

Small-sized raised 111, medium-sized raised 112, large-scale raised 113, edge ring-type cylinder 131, compress inside groove 132, compress Outer groove 133, compress item 134, bolt 1341；Central loop cylinder 141, through slot two sides 142；It is dehydrated through-hole 171；

212 when more than edge filter cloth more than 211, the center filter cloth；

Specific embodiment

Further illustrate the technical solution of the utility model below with reference to the accompanying drawings and specific embodiments.

A kind of filter press plate that filter cloth bound edge is fixed, comprising: plate body 1, filter cloth 2 and ring-like retainer plate 3；

The tow sides on 1 two sides of plate body are respectively equipped with compress slot 13, and the compress slot 13 is around the plate body 1 at one Circle；The compress slot 13 is equipped with edge ring-type cylinder 131 and compress item 134；The plate body 1 is equipped with feed inlet 12；The filter cloth 2 is fixed by the ring-like retainer plate 3 in one end of the feed inlet 12；Outer peripheral one end of the filter cloth 2 is by the edge Cyclic annular 131 bound edge of cylinder surrounds, and the edge ring-type cylinder 131 is fixed by bolt 1341 by the compress item 134 and compresses.

It further explains, the compress slot 13 is equipped with the edge ring-type cylinder 131 and the compress item 134, described Edge ring-type cylinder 131 is for fixing the filter cloth 2, i.e., the described filter cloth 2 is in the compress slot 13 at 1 edge of plate body 2 flanging of filter cloth can be kept the filter cloth 2 fixed by one end by 131 bound edge of edge ring-type cylinder, the compress item 134 In the plate body 1.

The filter plate 1 is combined with filter plate 1 described in another can be better protected from percolating water；

In the prior art, compress slot 13 is set to the side of plate body 1, although the filter cloth for designing it can cover full plate body, But filter cloth marginal portion L1 filter effect is far from the height of central part r1.Such as Fig. 7, the utility model is by the compress slot 13 are set to the front and back sides of the plate body 1；The usable floor area of filter cloth can be reduced to the greatest extent, and to save cost, and there is no reduce Filters pressing effect, because the filtration yield in the filter cloth area of edge omission is seldom；Such as: if Fig. 7 prior art is by compress slot 13 are set to the outer ring of plate body, and the radius R1 of plate body is 800mm, and the radius of ring-like retainer plate is 160mm, and the radius r1 of filter cloth is 800mm, filter cloth marginal portion L1 are 114mm；And with the utility model of same size, the radius of the plate body 1 is with R 800mm, the radius of ring-like retainer plate are all 160mm, and the radius r of filter cloth is 700mm, and lateral filter cloth direction is non-filtered outside plate body Region L is 104mm；Therefore compared with the existing technology, the range L 1 of the radial direction of filter cloth on the outside is efficient filtration part； And the part saves the filter cloth of 13%-15% in the design, the filter cloth for saving 13%-15% is not reduced the filter cloth The filter effect at 2 edges, while many costs can be saved, because filter cloth is closer to the edge of plate body, the usable floor area of filter cloth Can be bigger, cost is higher；Solve the problems, such as that traditional filter cloth puts down the gas leakage leakage among two plates simultaneously.

It further explains, the compress slot 13 includes compress inside groove 132 and compress outer groove 133；The edge ring-type column Body 131 is set to the compress inside groove 132, and the compress item 134 is set to the compress outer groove 133；The edge of the filter cloth 2 One end surrounds 131 bound edge of edge ring-type cylinder, and is extended with side 211 more than edge filter cloth, side 211 more than the edge filter cloth The compress outer groove 133 is fixed on by the compress item 134 and is compressed.

It further explaining, the filter cloth 2 is fixed in the compress slot 13, when the filter cloth 2 is squeezed, the filter cloth 2 will receive the active force to 12 direction of feed inlet in one end of the compress slot 13；At this point, the filter cloth will be because will be described Ring-type cylinder 131 bound edge in edge is surrounded and is fixed by the compress item 134, and the top of the compress inside groove 132 can prevent described Edge ring-type cylinder 131 it is mobile thus so that the filter cloth 2 is generated reaction force to reach and resist the filter cloth 2 to the feed inlet The active force in 12 directions；Meanwhile it being equipped with the compress item 134 in the compress slot 13, apply to the edge ring-type cylinder 131 It is parallel to the power of the plate body 1, to have the function that compression；And, side 211 is also by the compress more than the edge filter cloth again What item 134 applied is parallel to the power of the plate body 1, to make the filter cloth is fixed to fall filter cloth without being extruded process.

It further explains, the ring wall of the feed inlet is equipped with annular through groove 14；The annular through groove 14 is equipped with center Cyclic annular cylinder 141；Center one end of the filter cloth 2 141 bound edge of central loop cylinder is surrounded after by the ring-like fixation Circle 3 is fixed and compresses.

It further explains, compared with the prior art: compress slot 13 is set to the side of plate body 1；The annular through groove 14 are equipped with the central loop cylinder 141, and the position at the feed inlet 12, the filter cloth 2 is arranged in the annular through groove 14 In one end of the compress slot 13 by 141 bound edge of central loop cylinder, and it is fixed by the ring-like retainer plate 3.Together When, the ring-like retainer plate 3 can compress the plate body 1 and the filter cloth 2, reach clamping function.

The filter plate 1 is combined the leakage that can be better protected from fluid with another filter plate 1；

The design is that the compress slot 13 is set to the front and back sides of the plate body 1, advantageously reduces the length of the filter cloth 2 Degree, save the cost；Meanwhile the design is after carrying out bound edge to the edge ring-type cylinder 131 using filter cloth 2, then by the pressure Cloth 134 is fixed simultaneously to the edge ring-type cylinder 131 and the filter cloth 2 and compresses；Increase the filter cloth 2 and the plate The stationarity and stability of body 1 are conducive to the filter cloth 2 and the plate body 1 when filters pressing operates and do not fall out or separate.

It further explains, center one end of the filter cloth 2 is in the annular through groove 14 by the central loop cylinder 141 bound edges surround, and are extended with side 212 more than the filter cloth of center, and side 212 is fixed by the ring-like retainer plate 3 more than the center filter cloth And it is pressed in the through slot two sides 142 of the annular through groove 14.

It further explains, when the filter cloth 2 is squeezed, the filter cloth 2 will receive the effect towards the plate body 1 Power, and side 212 will receive the reaction force of the central loop cylinder 141 first to resist the filter cloth more than the center filter cloth 2 fall off from the feed inlet；Secondly, the compression of the ring-like fixation kit 3 is passed through on side 212 more than the center filter cloth, it is described logical Slot two sides 142 and the annular through groove 14 form right angle portions and by the ring-like fixation kit 3 with horizontal and vertical direction Upper compression；Therefore, side 212 can not be separated with the ring-like fixation kit 3 more than the center filter cloth, so that the filter cloth 2 is not It can fall off from the feed inlet 12.

It further explains, the plate body 1 is equipped with recess lines layer 11；It is small-sized that the recess lines layer 11 is equipped with several Protrusion 111, described small-sized raised 111 surrounds 12 close-packed arrays of feed inlet.

Further explain, small-sized raised 111 structure squeeze when material can be contacted, and to material into Row force so described small-sized raised 111 are used to improve 1 crushing strength of plate body, while being conducive to save and squeezing cost；And Material enter the recess lines layer 11 after, after overcompression, from described small-sized raised 111 and described small-sized raised 111 it Between flow in the interval that will form, form the flow channel of filtrate.

It further explains, the recess lines layer 11 is equipped with medium-sized raised 112 and large-scale protrusion 113；It is described medium-sized convex 112 are played around the feed inlet 12 and is arranged；The large-scale protrusion 113 is set to medium-sized raised 112 outside and surround It is described medium-sized by raised 112.

It further explains, includes that described small-sized raised 111, described medium-sized raised 112 and the large size are convex in the design Play 113；The pressure of multiple directions can be provided for compressed material in compression process, ensure that the stress effect of all directions Rate, to improve the efficiency of press filtering of material；Meanwhile described medium-sized raised 112 in the design are set to around the feed inlet 12；The large-scale protrusion 113 is to be distributed in medium-sized raised 112 outside；And described small-sized raised 111 are arranged in the plate In the region of the overwhelming majority of body 1, one kind is provided in compression process keeps material convex to described medium-sized raised 112 and the large size It rises in 113 regions for including and compresses, and the region includes described small-sized raised 111, described medium-sized raised 112 simultaneously and described big Type protrusion 113, after material is from the feed inlet 12 of filter press plate to the intracavitary filling of filters pressing, and under the interaction force of filter press plate, into Row press dewatering, while by making material realize the extruding of more direction power, especially under the active force of convexo-convex or the structure of convex-concave The sandwich of layers for being material formation filter cake can be along the formation acute angle extruding deflecting of the structure of convexo-convex or convex-concave.

It further explains, medium-sized raised 112 quantity is at least three；The quantity of the large-scale protrusion 113 is At least four；Described small-sized raised 111, described medium-sized raised 112 and the shape of the large-scale protrusion 113 be halfpace shape.

It further explains, medium-sized raised 112 rectangular in form and the large-scale protrusion 113 of institute's type is surrounded at hexagon shape The feed inlet 12, be conducive to by material in all directions in stress more evenly again at multiple directions stress.

It is the lesser circle of halfpace area that the structure of halfpace shape, which is with the face that material connects angle, and the biggish circle of area is solid It is scheduled on the inside of the plate body 1；The halfpace that two two-phases are leaned on is convexo-convex structure, will appear water-flowing trough between halfpace, has been conducive to filtrate Pass through；Meanwhile halfpace shape is conducive to carry out stable and multiple directions stress using small-sized raised 111 pairs of materials, leads to institute It is more abundant to state material extruding.

It further explains, the recess lines layer 11 further includes dehydration slot 17；The dehydration slot 17 is by described small-sized convex Play 111 encirclement；The dehydration slot 17 is provided with dehydration through-hole 171.

It further explains, 17 quantity of dehydration slot is no less than 2；Dehydration slot 17 described in per pass includes at least two The dehydration through-hole 171；The dehydration through-hole 171 in the one side of the plate body 1 is used for independent ventilation, and another side is led to independent Water.

It further explains, the dehydration slot 17 is set to the lower section of the plate body 1, be conducive to after material filters pressing, Filtrate is affected by gravity down, can be by described small-sized raised 111, described medium-sized raised 112 and described large-scale raised 113 Drainage avoids moisture content from remaining in institute downstream to the dehydration slot 17, and by carrying out dehydrating operations under the action of the dewatering hole It states in plate body 1, influences the effect of filters pressing, improve material mass dryness fraction.

It further explains, the front reverse side of the plate body 1 is respectively equipped at least two dehydration through-hole 171.

It further explains, the front of the plate body 1 is equipped with semicircle shape ring cylinder 15；The reverse side of the plate body 1 is equipped with ladder Shape ring cylinder 16；The semicircle shape ring cylinder 15 matches to form sealant with the scalariform ring cylinder 16.

It further explains, when a kind of two pieces of fixed filter press plate mulberries of the filter cloth bound edge are combined, a kind of band filter The semicircle shape ring cylinder 15 of the fixed retainer plate 3 of cloth bound edge and another described ladder with the fixed retainer plate 3 of filter cloth bound edge Shape ring cylinder 16 forms sealant between the filter cloth 2 between contacting the two by working in coordination.

Technical principle of the utility model has been described above with reference to specific embodiments.These descriptions are intended merely to explain this reality With novel principle, and it cannot be construed to the limitation to scope of protection of the utility model in any way.Based on the explanation herein, Those skilled in the art, which does not need to pay for creative labor, can associate with other specific implementation modes of this utility model, These modes are fallen within the protection scope of the utility model.

Claims (10)

1. a kind of fixed filter press plate of filter cloth bound edge, characterized by comprising: plate body, filter cloth and ring-like retainer plate；

The tow sides on the plate body two sides are respectively equipped with compress slot, and the compress grooved ring is around the plate body at a circle；The pressure Cloth slot is equipped with edge ring-type cylinder and compress item；The plate body is equipped with feed inlet；The filter cloth one end of the feed inlet by The ring-like retainer plate is fixed；Outer peripheral one end of the filter cloth surrounds the edge ring-type cylinder bound edge, the edge Cyclic annular cylinder is bolted and is compressed by the compress item.

2. a kind of fixed filter press plate of filter cloth bound edge according to claim 1, which is characterized in that the compress slot includes pressure Cloth inside groove and compress outer groove；The edge ring-type cylinder is set to the compress inside groove, and the compress item is set to the compress Outer groove；Edge one end of the filter cloth surrounds the edge ring-type cylinder bound edge, and is extended with side more than edge filter cloth, the side Side is fixed on the compress outer groove by the compress item and is compressed more than edge filter cloth.

3. a kind of fixed filter press plate of filter cloth bound edge according to claim 1, which is characterized in that the ring wall of the feed inlet It is equipped with annular through groove；The annular through groove is equipped with central loop cylinder；Center one end of the filter cloth is by the central loop Cylinder bound edge is fixed and is compressed by the ring-like retainer plate after surrounding.

4. a kind of fixed filter press plate of filter cloth bound edge according to claim 3, which is characterized in that the center one of the filter cloth End surrounds the central loop cylinder bound edge in the annular through groove, and is extended with side more than the filter cloth of center, the center filter Side is fixed by the ring-like retainer plate and is pressed in the through slot two sides of the annular through groove more than cloth.

5. a kind of fixed filter press plate of filter cloth bound edge according to claim 1, which is characterized in that the plate body is equipped with recess Lines layer；The recess lines layer is equipped with several small-sized protrusions, and the small-sized protrusion surrounds the feed inlet close-packed arrays.

6. a kind of fixed filter press plate of filter cloth bound edge according to claim 5, which is characterized in that the recess lines layer is set There are medium-sized protrusion and large size protrusion；The medium-sized protrusion is around the feed inlet and arranges；The large size protrusion is set to described The outside of medium-sized protrusion simultaneously surround the medium-sized protrusion.

7. a kind of fixed filter press plate of filter cloth bound edge according to claim 6, which is characterized in that the number of the medium-sized protrusion Amount is at least three；The quantity of the large-scale protrusion is at least four；The small-sized protrusion, the medium-sized protrusion and the large size are convex The shape risen is halfpace shape.

8. a kind of fixed filter press plate of filter cloth bound edge according to claim 5, which is characterized in that the recess lines layer is also Including being dehydrated slot；The dehydration slot is by the encirclement of the small-sized protrusion；The dehydration slot is provided with dehydration through-hole；The dehydration slot Quantity is no less than 2；Dehydration slot includes that through-hole is dehydrated described at least two described in per pass.

9. a kind of fixed filter press plate of filter cloth bound edge according to claim 5, which is characterized in that the front of the plate body is anti- Face is respectively equipped at least two dehydration through-hole.

10. a kind of fixed filter press plate of filter cloth bound edge according to claim 1, which is characterized in that the front of the plate body Equipped with semicircle shape ring cylinder；The reverse side of the plate body is equipped with scalariform ring cylinder；The semicircle shape ring cylinder and the scalariform annulated column Mates form sealant.