CN102240468B - Filter plate sealing device and filter plate of vertical type filter press - Google Patents
Filter plate sealing device and filter plate of vertical type filter press Download PDFInfo
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- CN102240468B CN102240468B CN201110088992.4A CN201110088992A CN102240468B CN 102240468 B CN102240468 B CN 102240468B CN 201110088992 A CN201110088992 A CN 201110088992A CN 102240468 B CN102240468 B CN 102240468B
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Abstract
The invention relates to the field of solid-liquid separation, and specifically relates to a filter plate sealing device and a filter plate of a vertical type filter press. The existing filter plate matrix comprises three parts of a filter frame part, a separator plate part and a filtrate tank part, wherein the three parts are connected together through dozens of bolts. The existing filter plate matrix is inlaid with a sealing ring, a diaphragm and a grille, thus has a complex structure and an expensive price. In addition, the sealing ring inlaid in a dovetail groove may age and lose its efficacy or fall off accidentally to cause the material leakage and even material ejection and the diaphragm may age or be damaged, thus the sealing ring and the diaphragm need to be replaced frequently, wherein replacement of the sealing ring and the diaphragm consumes labor and time and leads to the effects of long down time and low operation rate. In the invention, a sealing ring of the sealing device provided by the invention is inlaid in a rectangular groove and is fixed by a self-tapping screw thus cannot fall off; a diaphragm of the sealing device and the sealing ring are integrated into one body; and a filter frame, a separator plate and a filtrate groove of the sealing device are also integrated into one body. Therefore, the filter plate sealing device has the advantages of reliable sealing effects, low failure rate, simple and fast replacement of a sealing ring and a diaphragm and simple structure, and can improve significantly use effects of a vertical type filter press, promote wide popularization and application of the vertical type filter press and perform fully unique effects of the vertical type filter press.
Description
Technical field
The present invention relates to the vertical type blotter press for suspension filtered, be specifically related to filter plate sealing device and the filter plate of vertical type blotter press.
Background technology
Vertical type blotter press is spaced with most filter plate and filter medium and compresses mutually, forms airtight press filtration chamber, crushing chamber, filtrate receiver, to complete filter-press dehydration.The filter plate of prior art has filter frame, dividing plate, filtrate receiver, grid, barrier film, sealing device, as shown in Figure 1.Its filter frame is connected with dividing plate dozens of bolt, and diaphragm clip, forms the crushing chamber of press filtration chamber below barrier film and top wherein.Filtrate receiver is positioned at dividing plate top, is also to be bolted to dividing plate top with dozens of, and grid is positioned at wherein.Sealing device comprises the ring-shaped groove on filter frame lower plane, is embedded in the sealing ring in groove, and the section configuration of groove is swallow-tail form.Press filtration chamber, crushing chamber, filtrate receiver have and respective outreach passage.Its shortcoming be construct quite loaded down with trivial details, manufacturing cost remain high; Wherein be embedded in the sealing ring meeting ageing failure in dovetail groove or accidental, cause Lou material, material spray phenomenon, need running check, maintenance and replacing.Diaphragm of rubber also can be aging or unexpected damaged, needs regularly or temporarily to change.But sealing ring in replacing dovetail groove is time-consuming, changing one piece of expensive barrier film needs dismounting dozens of bolt especially, and much lift work in addition, workload is large, causes downtime long, instantaneously changing when being not easy to break down.Sealing ring is divided into an arc section for many straightways and fillet by improvement opportunity, each section be with 2 strip metal sheets and building rubber compound integral, as shown in Figure 2.This scheme contributes to preventing sealing strip from coming off, but the joint of section and section is obviously unfavorable for sealing.Filter plate is the working cell of vertical type blotter press, and the reliability of its sealing device is very important, but leakage material, even embarrassed material spray phenomenon are stopped far away, need to be properly settled.
Summary of the invention
For the above-mentioned defect existed in prior art, first object of the present invention is for the filter plate of vertical type blotter press provides a kind of sealing device not only having prevented coming off but also be convenient to change.And a kind of Filter pressing board of improvement is provided on this basis.
Second object of the present invention be provide based on sealing device of the present invention a kind of sealing reliable, change that barrier film is convenient, the simple Filter pressing board of structure.
3rd object of the present invention is for different demands, based on sealing device of the present invention, provides another kind to seal reliably, simplifies the more simple filter plate of squeeze diaphragm, structure.
4th object of the present invention is based on filter plate of the present invention, provides that sealing is reliable, structure simple, function admirable, economical and practical vertical pressing filter.
According to the sealing device of filter board of vertical type filter press provided by the invention, described filter plate comprises upper and lower ring seal plane, one of at least described upper and lower ring packing plane has sealing device, it is characterized in that described sealing device comprises ring-shaped groove in ring packing plane, is embedded in the sealing ring among sealed groove, most anticreep pin and pin-and-hole, these pin-and-holes are positioned at the periphery cell wall of described sealed groove, the sealing ring described in pin also inserts through pin-and-hole.
The section configuration of described ring-shaped groove is rectangle, and the section configuration of described sealing ring is suitable with it, so that make groove and be bumped into sealing ring.
Described pin can be tapping screw, the sealing ring described in this tapping screw also screws in through described pin-and-hole.
According to the present invention, the Filter pressing board of improvement comprises filter frame, squeeze diaphragm, dividing plate, filtrate receiver, grid, sealing device.The upper planar annular of described filter frame has the ring-shaped groove to lower recess, on this, the surrounding of planar annular also has flange, the lower plane surrounding of described squeeze diaphragm has annular boss, this annular boss is placed in described in the ring-shaped groove of lower recess, described dividing plate is pressed in described diaphragm, the surrounding bolt of dividing plate is fixedly connected with described flange, press filtration chamber below formation barrier film and the crushing chamber of diaphragm, described filtrate receiver is fixed by bolts to the top of described dividing plate, filtrate receiver has upper annular sealing plane, the middle part of upper annular sealing plane is the groove to lower recess, the grid supporting filter medium is positioned at wherein, described press filtration chamber, crushing chamber, filtrate receiver has and respective outreaches fluid passage, described filter frame has lower ring packing plane and sealing device, described sealing device is sealing device provided by the invention.
In order to reach second object of the present invention, Filter pressing board provided by the invention comprises filter plate matrix, grid, squeeze diaphragm, sealing device and feed arrangement.The overall structure that described filter plate matrix is the filter frame of prior art, dividing plate, filtrate receiver are integrated.Described filter plate matrix comprises upper and lower ring packing plane, the middle part of upper annular sealing plane is the filtrate receiver to lower recess, the grid supporting filter medium is positioned at wherein, and the middle part of lower ring packing plane is to being recessed on, and lower ring packing plane has sealing device provided by the invention.Described squeeze diaphragm and the sealing ring of sealing device are made into one, and the middle part of squeeze diaphragm is to being recessed on.
The upwards recessed portion of the lower ring packing in-plane of filter plate matrix is squeezed barrier film and is separated into the crushing chamber of diaphragm and the press filtration chamber of below, described filtrate receiver, crushing chamber, press filtration chamber have respective being positioned at that filter plate matrix outreaches fluid passage, and described press filtration chamber is by feed arrangement and described outreach fluid passage UNICOM.
Described feed arrangement comprises the through hole (31A) on squeeze diaphragm, the annular boss (32) of bore periphery, the through hole (31B) outreached on fluid passage (29) in press filtration chamber (26), charging aperture (33) and connector (34), described charging aperture (33) has through hole (31C) and ring compression face (35), charging aperture (33) connector (34) is fixed on filter plate matrix (14), the cannelure (36) that annular boss (32) is pressed on through hole (31B) periphery by described ring compression face (35) is inner.
Described connector can be most screw, described charging aperture has corresponding screwed hole.Described connector also can be 1 tube connector, one end of this tube connector has external screw thread, the through hole of described charging aperture has corresponding internal thread, the other end has the end socket being greater than tube connector external diameter, end socket has the polygonal groove of handling tube connector, the tube wall press filtration chamber had described in formation of tube connector outreaches the through hole of fluid passage.
In order to reach the 3rd object of the present invention, filter plate provided by the invention comprises filter plate matrix, grid, sealing device.Described filter plate matrix comprises upper and lower ring packing plane, and the middle part of upper annular sealing plane has the filtrate receiver to lower recess, and the grid supporting filter medium is positioned at wherein.The middle part of lower ring packing plane is the press filtration chamber to being recessed on.Described filtrate receiver, press filtration chamber have and respective outreach fluid passage.It is characterized in that described sealing device is sealing device provided by the invention.
Vertical pressing filter provided by the invention at least comprises the opening and closing hold down gag of filter plate, filter medium and filter plate, it is characterized in that described filter plate is the one of filter plate provided by the invention.
Sealing ring of the present invention is embedded in rectangle groove, and fixes with tapping screw, both can not come off, and is also convenient to inlay sealing ring, and the reliability of sealing significantly improves.Squeeze diaphragm and sealing ring are combined into one, and the design of filter plate matrix is in aggregates, and structure significantly simplifies, and manufacturing cost is significantly reduced, and change barrier film convenient.Therefore can reduce the fault of filter press, shorten maintenance time, improve operating rate, significantly improve the result of use of vertical pressing filter.
Accompanying drawing explanation
Below by way of preferred embodiment accompanying drawing and describe the present invention will be described in more detail.
Fig. 1 is a kind of sectional view of filter plate, wherein demonstrates the sealing device of prior art.
Fig. 2 is the sectional view of another filter plate, wherein demonstrates the sealing device of another kind of prior art.
Fig. 3 is the sectional view of a kind of filter plate of the present invention, comprising sealing device of the present invention.
Fig. 4 is the sectional view of another kind of filter plate of the present invention, and comprising sealing device of the present invention and feed arrangement, squeeze diaphragm and sealing ring are combined into one.
Fig. 5 is the sectional view of another filter plate of the present invention, wherein comprises sealing device of the present invention.
Detailed description of the invention
Fig. 3 represents the sealing device of filter plate of the present invention, and described filter plate comprises filter frame (1), dividing plate (2), filtrate receiver (3), grid (4), squeeze diaphragm (5), sealing device (6).Described sealing device comprise under sealing ring (7), most anticreep pins (8), filter frame (1) in ring packing plane to the ring-shaped groove be recessed on (9), the pin-and-hole (10) be positioned on the periphery cell wall of described ring-shaped groove (9).Described sealing ring (7) is embedded among ring-shaped groove (9), described anticreep pin (8) to penetrate among pin-and-hole (10) and sealing ring (7) described in inserting, causes sealing ring (7) can not self falling.
Fig. 4 represents the closure state of one group of Filter pressing board of the present invention, wherein has base plate (11), intermediate plate (12), top board (13).Intermediate plate (12) comprises filter plate matrix (14), grid (15), sealing ring (16), tapping screw (17).The surrounding of the upper and lower faces of described filter plate matrix (14) is upper and lower ring packing plane (18,19).The middle part of upper annular sealing plane (18) is the filtrate receiver (20) to lower recess, the grid (15) supporting filter medium (21) is positioned at wherein, and the middle part of lower ring packing plane (19) is to being recessed on.The upper oriented ring-shaped groove (22) be recessed on of lower ring packing plane (19), the pin-and-hole (23) on the periphery cell wall of ring-shaped groove (22).Sealing ring (16) is embedded among ring-shaped groove (22), described tapping screw (17) penetrates pin-and-hole (23), and screw among sealing ring (16), come off to prevent sealing ring (16).
As shown in Figure 4, under the condition of firm fixing seal ring (16), sealing ring (16) with its in the middle part of being made into one to the barrier film be recessed on (24), be separated out barrier film (24) top crushing chamber (25) and the press filtration chamber (26) of below.Described filtrate receiver (20), crushing chamber (25), press filtration chamber (26) have and respective outreach passage (27,28,29) on filter plate matrix (14).
Described press filtration chamber (26) outreaches fluid passage (29) UNICOM by feed arrangement (30) and described.Described feed arrangement (30) comprises through hole (31A), the annular boss (32) of through hole (31A) periphery, the through hole (31B), charging aperture (33) and the screw (34) that outreach on fluid passage (29) of press filtration chamber (26) on barrier film (24).Described charging aperture (33) has through hole (31C) and through hole (31C) ring compression face (35) outward, charging aperture (33) screw (34) is fixed on filter plate matrix (14), and the cannelure (36) that annular boss (32) is pressed on through hole (31B) periphery by ring compression face (35) is inner.
Fig. 5 represents the closure state of one group of another kind of filter plate of the present invention, wherein has base plate (41), middle filter plate (42), top board (43).Middle filter plate (42) comprises filter plate matrix (44), grid (45), sealing ring (46), pin (47).The surrounding of the upper and lower faces of filter plate matrix (44) is upper and lower ring packing plane (48,49).The middle part of upper annular sealing plane (48) is the filtrate receiver (50) to lower recess. the grid (45) supporting filter medium (51) is positioned at wherein.The middle part of lower ring packing plane (49) is the press filtration chamber (52) to being recessed on.Lower ring packing plane (49) there is ring-shaped groove (53), the periphery cell wall of ring-shaped groove (53) there is most pin-and-hole (54), its spacing is approximately 200mm, sealing ring (46) is embedded among ring-shaped groove (53), described pin (47) penetrates among pin-and-hole (54), and insert among sealing ring (46), come off to stop sealing ring (46).Described filtrate receiver (50), press filtration chamber (52) have and respective outreach passage (55,56).
The section of ring-shaped groove of the present invention (53) is rectangle, and it is easily easier to process rectangular seal groove (53) during manufacture, and inlaying sealing ring (46), to enter rectangular seal groove (53) also simple and efficient.The section configuration of sealing ring (46) and the section configuration of ring-shaped groove (53) suitable.Described pin (47) can use cross recess tapping screw, so that use electric tool fast assembling-disassembling when changing sealing ring (46).
The working condition of the Filter pressing board shown in Fig. 4: first close and compress filter plates (11,12,13), form airtight filtrate receiver (20), crushing chamber (25), press filtration chamber (26), suspension is pressed into subsequently from the passage (29) that outreaches of press filtration chamber (26), suspension is filtered medium (21) and filters after the through hole (31C) of charging aperture (33) enters press filtration chamber (26), and the filtrate filtered out is through filtrate receiver (20) and outreach passage (27) outflow filter plates.Solids in suspension particle is filtered medium (21) and retains generation filter cake, stops press-in suspension when filter cake reaches suitable thickness.With after send into press media (pressure (hydraulic) water or compressed air) through outreaching passage (28) to crushing chamber (25), squeeze and filter is carried out to the suspension of remnants and filter cake.After stopping squeezing, send into compressed air from passage (29) and dry up filter cake.Stop subsequently drying up, pull open filter plates (11,12,13), moving filter medium (21) transports and removal filter cake, and closed impaction filter plates (11,12,13) is filtered next time again more afterwards.
Claims (9)
1. the sealing device of a filter board of vertical type filter press, described filter plate comprises upper and lower ring packing plane, one of at least described upper and lower ring packing plane has sealing device, it is characterized in that described sealing device comprises ring-shaped groove in ring packing plane, is embedded in the sealing ring among ring-shaped groove, most anticreep pin and pin-and-hole, described pin-and-hole is positioned at the periphery cell wall of described ring-shaped groove, pin is through pin-and-hole, and the sealing ring described in inserting.
2. sealing device as claimed in claim 1, it is characterized in that the section configuration of described ring-shaped groove is rectangle, the section configuration of described sealing ring is suitable with it.
3. sealing device as claimed in claim 1, is characterized in that described pin can be tapping screw, and this tapping screw is through described pin-and-hole, and the sealing ring described in screwing in.
4. the Filter pressing board of a vertical type blotter press, it is characterized in that described Filter pressing board comprises filter plate matrix, grid, squeeze diaphragm, sealing device and feed arrangement, described filter plate matrix comprises, lower ring packing plane, the middle part of upper annular sealing plane has the filtrate receiver to lower recess, the grid supporting filter medium is positioned at wherein, the middle part of lower ring packing plane is to being recessed on, the sealing device being positioned at lower ring packing plane is sealing device according to claim 1, described squeeze diaphragm and the sealing ring of sealing device are made into one, the middle part of barrier film is to being recessed on, the upwards recessed portion of described filter plate matrix is squeezed barrier film and is separated into the crushing chamber of diaphragm and the press filtration chamber of below, described filtrate receiver, crushing chamber, press filtration chamber has and respective outreaches fluid passage on filter plate matrix, described press filtration chamber is by least one feed arrangement and described outreach fluid passage UNICOM.
5. Filter pressing board as claimed in claim 4, it is characterized in that described feed arrangement (30) comprises the through hole (31A) on squeeze diaphragm, the annular boss (32) of bore periphery, the through hole (31B) outreached on fluid passage (29) in press filtration chamber (26), charging aperture (33) and connector (34), described charging aperture (33) has through hole (31C) and ring compression face (35), charging aperture (33) connector (34) is fixed on filter plate matrix (14), the annular grain (36) that annular boss (32) is pressed on through hole (31B) periphery by described ring compression face (35) is inner.
6. Filter pressing board as claimed in claim 4, is characterized in that described connector can be most screw, described charging aperture has corresponding screwed hole.
7. Filter pressing board as claimed in claim 4, it is characterized in that described connector also can be 1 tube connector, one end of this tube connector has external screw thread, the through hole of described charging aperture has corresponding internal thread, the other end has the end socket being greater than tube connector external diameter, end socket has the polygonal groove of handling tube connector, the tube wall press filtration chamber had described in formation of tube connector outreaches the through hole of fluid passage.
8. the filter plate of a vertical type blotter press, it is characterized in that described filter plate comprises filter plate matrix, grid, sealing device, described filter plate matrix comprises upper and lower ring packing plane, the middle part of upper annular sealing plane has the filtrate receiver to lower recess, the grid supporting filter medium is positioned at wherein, the middle part of lower ring packing plane has the press filtration chamber to being recessed on, described filtrate receiver and press filtration chamber have and respective outreach fluid passage, and the sealing device being positioned at lower ring packing plane is sealing device according to claim 1.
9. a vertical pressing filter, which comprises at least the opening and closing hold down gag of filter plate, filter medium and filter plate, it is characterized in that described filter plate is the filter plate described in one of claim 4 to 8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110088992.4A CN102240468B (en) | 2011-04-11 | 2011-04-11 | Filter plate sealing device and filter plate of vertical type filter press |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110088992.4A CN102240468B (en) | 2011-04-11 | 2011-04-11 | Filter plate sealing device and filter plate of vertical type filter press |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102240468A CN102240468A (en) | 2011-11-16 |
| CN102240468B true CN102240468B (en) | 2015-05-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110088992.4A Active CN102240468B (en) | 2011-04-11 | 2011-04-11 | Filter plate sealing device and filter plate of vertical type filter press |
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Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103055558B (en) * | 2012-12-31 | 2015-08-05 | 兴源环境科技股份有限公司 | Vertical type blotter press membrane filter plate |
| TWI562817B (en) * | 2014-01-21 | 2016-12-21 | Auo Crystal Corp | Powder clean method and powder clean device |
| CN105651005B (en) * | 2015-12-29 | 2018-07-17 | 山东百川同创能源有限公司 | A kind of box weight filter press |
| DE202017104018U1 (en) * | 2017-07-05 | 2018-07-09 | Jvk Filtration Systems Gmbh | Arrangement of a filter plate and an attachment |
| CN109224544A (en) * | 2018-10-03 | 2019-01-18 | 康明克斯（北京）机电设备有限公司 | Using the filter press filter board of wafer type frame |
| PE20221617A1 (en) * | 2020-04-17 | 2022-10-12 | Metso Outotec Finland Oy | FILTER DIAPHRAGM FOR A HORIZONTAL PLATE AND FRAME TYPE FILTER, SUCH AS A TOWER PRESS |
Citations (3)
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| CN101091846A (en) * | 2007-05-22 | 2007-12-26 | 西安航天华威化工生物工程有限公司 | Vertical type full automatic plate-and-frame filter press, and filter technique |
| CN201543292U (en) * | 2009-11-07 | 2010-08-11 | 核工业烟台同兴实业有限公司 | Vertical full-automatic membrane filter press |
| CN201565171U (en) * | 2009-06-25 | 2010-09-01 | 山东莱芜煤矿机械有限公司 | Composite filter plate of vertical press filter |
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2011
- 2011-04-11 CN CN201110088992.4A patent/CN102240468B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101091846A (en) * | 2007-05-22 | 2007-12-26 | 西安航天华威化工生物工程有限公司 | Vertical type full automatic plate-and-frame filter press, and filter technique |
| CN201565171U (en) * | 2009-06-25 | 2010-09-01 | 山东莱芜煤矿机械有限公司 | Composite filter plate of vertical press filter |
| CN201543292U (en) * | 2009-11-07 | 2010-08-11 | 核工业烟台同兴实业有限公司 | Vertical full-automatic membrane filter press |
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| CN102240468A (en) | 2011-11-16 |
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