CN201040206Y - Filter board of built-in pressure filter - Google Patents

Filter board of built-in pressure filter Download PDF

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Publication number
CN201040206Y
CN201040206Y CNU2007200376015U CN200720037601U CN201040206Y CN 201040206 Y CN201040206 Y CN 201040206Y CN U2007200376015 U CNU2007200376015 U CN U2007200376015U CN 200720037601 U CN200720037601 U CN 200720037601U CN 201040206 Y CN201040206 Y CN 201040206Y
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China
Prior art keywords
grid
filter
housing
sides
frame
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Expired - Fee Related
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CNU2007200376015U
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Chinese (zh)
Inventor
孙晋繁
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Individual
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Individual
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Priority to CNU2007200376015U priority Critical patent/CN201040206Y/en
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Abstract

The utility model discloses an inlay type filter plate of a pressure filter. A filter frame is formed by connecting an inner frame and an outer frame which are made of double-layer square steel pipe. Grids are fixed on the center of the inner frame. Two layers of inner net plate which are made of net plate with holes are inlayed on both sides of the inner frame to form a hollow filter cavity. A microgroove stainless steel outer layer net cloth is fixed on the outside of the inner net plate. When the high pressure slime pulp gets into the filter room from the feeding inlet flange, water is discharged from the filter cavity via a water discharge pipe, and the solid residue is attached on the outer layer net cloth. As the fiber cloth is not adopted to be filter cloth, the stainless steel net cloth has the advantages of good mechanical strength and corrosion resistance performance, long using life, high filter speed, and good residue removing effect.

Description

Inserted filter press filter board
Technical field
The utility model relates to a kind of filter press, the filter plate that is specifically related to use on the filter press.
Background technology
Plate and frame type filter-press is used very extensive at the coal washing manufacture field.Be used for the Separation of Solid and Liquid operation of black water, its primary structure principle is that some filter plates are pressed together, and forms airtight filter chamber, carries the black water ore pulp to enter filter chamber by pressure, sees through filter medium and discharges moisture, draws back filter plate then and draws off and stay thing admittedly.
Conventional filter-plate structure form is that cast iron or engineering plastics are manufactured, and coated outside one deck fiber-like braiding filter cloth during use is as the sealing between filter medium and the sheet frame.Because bear very high extruding force between the sheet frame during filter press work, filtering surface bears the materials flow pressure of alternation, and the erosion of black water, the defective that the fiber-like filter cloth exists weak point in service life, badly broken, needs frequent maintenance to change; Fiber-like filter cloth surface adhesive is big in addition, and filter cake after causing filtering and filter cloth adhere to and be not easy to come off, and working strength of workers is big, and has influenced the raising of filter press production efficiency.
Summary of the invention
The utility model provides a kind of inserted filter press filter board, the interior outer rim of making by the different square steel tubes of two sizes, be embedded in the middle grid of frame, be fixed on the web plate and the screen cloth of two of grids, enter ore pulp from the charging aperture flange and stay thing to accumulate in the screen cloth skin admittedly after by two-layer isolated by filtration, water flows out from drainpipe by filter chamber.
The utility model is realized with following technical scheme: a kind of inserted filter press filter board, comprise rectangular shaped rim, be embedded in the grid in the frame, topped internal layer web plate and outer screen cloth and charging aperture flange in the grid both sides, it is characterized in that: described frame is made up of housing and inside casing, described housing and inside casing are the rectangle framework that square steel tube four welded corner joints form, inside casing is sleeved on the inner chamber of housing, and periphery is fixed with some connecting bolts, the outer end of connecting bolt and housing welding; Described grid is connected to form with the grid screw rod is vertical by the grid band steel of some mutual square crossings, and the two ends of grid band steel and grid screw rod are connected with the inner of connecting screw rod respectively; The grid casing pipe sleeve is contained on the grid screw rod, and two ends are near the grid band steel; The internal layer web plate is installed in the both sides of grid, and outer screen cloth is installed in the outside of internal layer web plate, and annular sealing strip is installed in the both sides of frame, and internal layer web plate, outer screen cloth and sealing strip three periphery are fixed on the inside casing both sides with some bolt and nuts; Described two charging aperture flanges are fixed on the two sides in grid centre; Described two handles are fixed on the housing both sides; Described drainpipe is fixed on the downside of housing by hanging screw and angle steel, clamps rubber cushion on the contact-making surface of drainpipe and housing, makes some filtrate hole on the inside casing adjacent with drainpipe.
Two rectangular plate shape stiffeners of setting-in clamp the tightening pad between two stiffeners in the square hole of described housing; Holding screw is installed in the screw of stiffener of a side, in the counterbore of the end of holding screw near the tightening pad.
Good effect of the present utility model is:
The inserted filter press filter board of the utility model outer wrapping fiber-like braiding filter cloth that goes to have disappeared is embedded in the filter frame two sides with heavy fine groove stainless steel mesh cloth, forms and the filtering surface of filter frame one.The filter plate framework is made with the weldering of empty stomach square steel pipe, and inner chamber fixes on the frame clamping with two boring steel plates or braiding steel mesh, the filter chamber of formation hollow.The stainless steel filter cloth is inlayed on the filter chamber two sides, inlays special rubber seal strip at four frames at last, plays the effect of dual-seal press filtration.
Characteristics: need not the outer wrapping filter cloth in the use, stainless steel mesh cloth is embedded in the filter plate inside casing, avoids the extruding force between sheet frame; The resistance to compression of stainless steel, wear-resistant, decay resistance be far above the fiber-like filter cloth, and big leap ahead can be exempted maintenance fully and change the trouble of filter cloth service life, had alleviated working strength of workers effectively, and had reduced use cost.Simultaneously because what adopt is technology such as hollow filter chamber, the quick passing away of filtrate, smooth stainless steel filtering surface, two-sided rubber seal, its rate of filtration, takes off the cake effect and all be significantly increased.
Description of drawings
Below in conjunction with drawings and Examples the utility model is described in further detail.
Fig. 1 is the utility model structural representation;
Fig. 2 is the left view of Fig. 1;
Fig. 3 is the A-A part section enlarged drawing of Fig. 1;
Fig. 4 is the C place partial enlarged drawing of Fig. 1;
Fig. 5 is that the B of Fig. 4 is to partial view.
Among the figure: 1, housing, 2, sealing strip, 3, stiffener, 4, the tightening pad, 5, holding screw, 6, bolt and nut, 7, the internal layer web plate, 8, outer screen cloth, 9, connecting bolt, 10, the charging aperture flange, 11, inside casing, 12, the grid sleeve pipe, 13, grid band steel, 14, handle, 15, grid screw rod, 16, angle steel, 17, drainpipe, 18, rubber cushion, 19, hanging screw, 20, filtrate hole.
The specific embodiment
Inserted filter press filter board shown in Fig. 1,2,3,4,5, comprise rectangular shaped rim, be embedded in the grid in the frame, topped internal layer web plate and outer screen cloth and charging aperture flange in the grid both sides, described frame is made up of housing 1 and inside casing 11, described housing 1 and inside casing 11 are the rectangle framework that square steel tube four welded corner joints form, inside casing 11 is sleeved on the inner chamber of housing 1, and periphery is fixing with some connecting bolts 9, the outer end of connecting bolt 9 and housing 1 welding; Described grid is by the grid band steel 13 and grid screw rod 15 vertical connecting to form of some mutual square crossings, and the two ends of grid band steel 13 and grid screw rod 15 are connected with the inner of connecting screw rod 9 respectively; Grid sleeve pipe 12 is sleeved on the grid screw rod 15, and two ends are near grid band steel 13; Internal layer web plate 7 is installed in the both sides of grid, and outer screen cloth 8 is installed in the outside of internal layer web plate 7, and annular sealing strip 2 is installed in the both sides of frame, and internal layer web plate 7, outer screen cloth 8 and sealing strip 2 threes periphery are fixed on inside casing 11 both sides with some bolt and nuts 6; Described two charging aperture flanges 10 are fixed on the two sides in grid centre; Described two handles 14 are fixed on housing 1 both sides; Described drainpipe 17 is fixed on the downside of housing 1 by hanging screw 19 and angle steel 16, clamps rubber cushion 18 on the contact-making surface of drainpipe 17 and housing 1, makes some filtrate hole 20 on the inside casing 11 adjacent with drainpipe 17.
Clamp tightening pad 4 between 3, two stiffeners 3 of two rectangular plate shape stiffeners of setting-in in the square hole of described housing 1; In the screw of the stiffener 3 of holding screw 5 installations one side, in the counterbore of the end of holding screw 5 near tightening pad 4.
As Fig. 1, Fig. 3, shown in Figure 5, the filter plate of the present utility model outer wrapping fabric filter cloth that goes to have disappeared forms filtering surface with the filter frame one with the outer screen cloth 8 of heavy fine groove stainless steel.Internal layer web plate 7 clampings that inner chamber is made of two boring steel plates or braiding steel mesh fix on four frames, and grid is made the filter chamber that keel form hollow, and another effect of grid is to prevent internal layer web plate 7 compressive deformations.Frame four frames are inlayed special rubber weather strip 2, play the effect of dual-seal press filtration.High pressure coal muddy water ore pulp enters filter chamber from charging aperture flange 10, and through the effect of filter plate, admittedly stay thing to stick on the outside of outer screen cloth 8, moisture is discharged through discharge pipe 17 from filter chamber.
The resistance to compression of stainless steel, wear-resistant, decay resistance be far above the fiber-like filter cloth, and big leap ahead can be exempted maintenance fully, change the trouble of filter cloth service life, had alleviated working strength of workers effectively, and had reduced use cost.Simultaneously because what adopt is technology such as hollow filter chamber, the quick passing away of filtrate, smooth stainless guiding principle filtering surface, two-sided rubber seal, its rate of filtration, takes off the cake effect and all be significantly increased.
As shown in Figure 1, the effect of handle 14 is to be convenient to folding dress filter plate.
As shown in Figure 3, two stiffeners 3 of setting-in make its both sides of being close to housing 1 square steel tube by fastening block 4 and holding screw 5 in the housing 1, improve the compression strength of housing 1, and stiffener under high pressure can be out of shape, and use more reliably, and the life-span is long.
As shown in Figure 4, the effect of rubber cushion 18 is to make drainpipe 17 and the sealing of housing 1 contact-making surface, causes environmental pollution outward in case water flows to filter press.

Claims (2)

1. inserted filter press filter board, comprise rectangular shaped rim, be embedded in the grid in the frame, topped internal layer web plate and outer screen cloth and charging aperture flange in the grid both sides, it is characterized in that: described frame is made up of housing (1) and inside casing (11), described housing (1) and inside casing (11) are the rectangle framework that square steel tube four welded corner joints form, inside casing (11) is sleeved on the inner chamber of housing (1), periphery is fixing with some connecting bolts (9), the outer end of connecting bolt (9) and housing (1) welding; Described grid is by the grid band steel (13) and vertical the connecting to form of grid screw rod (15) of some mutual square crossings, and the two ends of grid band steel (13) and grid screw rod (15) are connected with the inner of connecting screw rod (9) respectively; Grid sleeve pipe (12) is sleeved on the grid screw rod (15), and two ends are near grid band steel (13); Internal layer web plate (7) is installed in the both sides of grid, outer screen cloth (8) is installed in the outside of internal layer web plate (7), annular sealing strip (2) is installed in the both sides of frame, and internal layer web plate (7), outer screen cloth (8) and sealing strip (2) three periphery are fixed on inside casing (11) both sides with some bolt and nuts (6); Described two charging aperture flanges (10) are fixed on the two sides in grid centre; Described two handles (14) are fixed on housing (1) both sides; Described drainpipe (17) is fixed on the downside of housing (1) by hanging screw (19) and angle steel (16), clamp rubber cushion (18) on the contact-making surface of drainpipe (17) and housing (1), the inside casing (11) adjacent with drainpipe (17) gone up and made some filtrate hole (20).
2. inserted filter press filter board according to claim 1 is characterized in that: two rectangular plate shape stiffeners of setting-in (3) in the square hole of described housing (1) clamp tightening pad (4) between two stiffeners (3); In the screw of the stiffener (3) of holding screw (5) installation one side, in the counterbore of end near tightening pad (4) of holding screw (5).
CNU2007200376015U 2007-05-10 2007-05-10 Filter board of built-in pressure filter Expired - Fee Related CN201040206Y (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CNU2007200376015U CN201040206Y (en) 2007-05-10 2007-05-10 Filter board of built-in pressure filter

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CNU2007200376015U CN201040206Y (en) 2007-05-10 2007-05-10 Filter board of built-in pressure filter

Publications (1)

Publication Number Publication Date
CN201040206Y true CN201040206Y (en) 2008-03-26

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Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101966405A (en) * 2010-08-20 2011-02-09 杭州兴源过滤科技股份有限公司 Filter cloth bag for filtration of filter press
CN102179081A (en) * 2011-03-12 2011-09-14 杭州宏邦压滤机制造有限公司 Novel filter board
CN105597389A (en) * 2016-01-12 2016-05-25 景津环保股份有限公司 Metal mesh supported filter cloth device
CN106925008A (en) * 2017-04-05 2017-07-07 上海同臣环保有限公司 A kind of river and lake silt special filtering sheet frame and river and lake silt special high-pressure filter press
CN110538493A (en) * 2019-09-30 2019-12-06 山东大学 filter plate of metal frame filter press
CN112403049A (en) * 2020-10-30 2021-02-26 浙江东瓯过滤机制造有限公司 Filter plate filtering method of filter plate frame-free filter plate and filter plate of filter press

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101966405A (en) * 2010-08-20 2011-02-09 杭州兴源过滤科技股份有限公司 Filter cloth bag for filtration of filter press
CN101966405B (en) * 2010-08-20 2013-09-04 杭州兴源过滤科技股份有限公司 Filter cloth bag for filtration of filter press
CN102179081A (en) * 2011-03-12 2011-09-14 杭州宏邦压滤机制造有限公司 Novel filter board
CN105597389A (en) * 2016-01-12 2016-05-25 景津环保股份有限公司 Metal mesh supported filter cloth device
CN106925008A (en) * 2017-04-05 2017-07-07 上海同臣环保有限公司 A kind of river and lake silt special filtering sheet frame and river and lake silt special high-pressure filter press
CN110538493A (en) * 2019-09-30 2019-12-06 山东大学 filter plate of metal frame filter press
CN112403049A (en) * 2020-10-30 2021-02-26 浙江东瓯过滤机制造有限公司 Filter plate filtering method of filter plate frame-free filter plate and filter plate of filter press
CN112403049B (en) * 2020-10-30 2023-09-26 浙江东瓯过滤机制造有限公司 Filter plate filtering method without filter cloth plate frame and filter plate of filter press

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GR01 Patent grant
C17 Cessation of patent right
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Granted publication date: 20080326