CN101284193A - Vertical type pressure filter - Google Patents
Vertical type pressure filter Download PDFInfo
- Publication number
- CN101284193A CN101284193A CNA2008100890135A CN200810089013A CN101284193A CN 101284193 A CN101284193 A CN 101284193A CN A2008100890135 A CNA2008100890135 A CN A2008100890135A CN 200810089013 A CN200810089013 A CN 200810089013A CN 101284193 A CN101284193 A CN 101284193A
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- valve
- valve body
- filter cloth
- rubber tube
- pipe clip
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Abstract
The invention discloses a vertical type filter press which performs the improvement on a pipe clamp valve and a filter cloth washing device in the vertical type filter press. A locating block is arranged on a valve body inner-wall between an upper plywood and a lower plywood of the pipe clamp valve; a concave strip and a groove which are mutually corresponding are arranged at the conterminous position between a rubber hose and the upper plywood as well as the lower plywood; a travel switch locating plate is fixed on one side of an intermediate plate; a positional electric component is arranged inside the valve body corresponding to the moving position of the travel switch locating plate. The proposal solves the status of uneven stress on the rubber hose, the status of deformation and being improperly closed in the rubber hose are solved, the positional electric component is utilized to return the present state of a cylinder to a PLC to achieve the automatic control purpose of the pipe clamp valve. The filter cloth washing device can control the switch of each spray-head, different water volume is chosen according to different filter liquor, a brush is utilized to brush off indelible deposit to enable filter cloth to be washed more thoroughly, and the water is saved.
Description
Technical field
The present invention relates to a kind of vertical type blotter press, specifically is the improvement of pipe clip valve on the vertical filter press.
Background technology
At present the pipe clip valve of vertical type blotter press is to utilize screw rod to drive the manual operations of upper and lower clamping plate extruding rubber tube mostly, reach the purpose of control fluid flow, utilizes automatically controlled mode to finish valve switch in addition.The filter press pipe clip valve also is that valve is a kind of, and its wear-and corrosion-resistant is simple in structure, but and multi-purpose valve, can replace gate valve, stop valve, control valve etc.Be widely used in the mine, metallurgical, agricultural chemicals, chemical fertilizer, environmental protection, conveyings such as dyestuff contain the slurry of high solid amount and the industrial pipeline field of Korrosionsmedium, when but manual or automatically controlled pipe clip valve is opened rubber tube, all be to utilize rubber tube self elasticity that rubber tube is restored to the original state, the long-term back rubber tube that uses can be out of shape, elastic force descends, this moment, the flow size by liquid was not easy control, it is all the more so when particularly integrated piping manifests negative pressure state, because pipe clip valve rubber tube wall thickness is even, two easily forms accumulation when closing, the space of seal area two ends burst is difficult to eliminate, cause the phenomenon of leakage, and the pipe clip valve that has also can't reach whole-process automatic control in control.
In addition, the cleaning device of vertical type blotter press is to utilize the impulse force of water under high pressure itself to clean filter cloth mostly, this kind flushing is not very thorough to the flushing of filter cloth attachment, and a lot of the cleaning is to utilize the moving fixing filter cloth washing of shower nozzle, uses the washing flexible pipe of shower nozzle to split easily for a long time, causes drainage, and most cleaning devices can not be realized automation control, and shower nozzle adopts projection, and the easy stick on top of the filter residue that washes down can result in blockage after long-time.
The ZL01266445.6 patent disclosure a kind of filter press, wherein pipe clip valve has two pressing plates, a depression bar is fixed on the slide bar, a depression bar can slide on slide bar, rubber tubing is connected with lower plate with train wheel bridge by bolt, like this when pipe clip valve is worked since on the folding of lower plate will make rubber tubing folding along with clamping plate, overcome rubber tube and closed the problem on deformation of being brought by clamping plate for a long time, but imbed bolt in the rubber tube wall, feasible script is more prone to damaged with regard to the position that often is squeezed and leaks.
The ZL97238044.2 patent disclosure a kind of filter press of manual control pipe clip valve, it earlier is injection molded into sealing with rubber tube
Shape; the train wheel bridge of this pipe clip valve and lower plate are with the bolt rubber tube of ining succession; when wanting Open valve; last lower plate is opened rubber tube; because rubber tube is in closed state for a long time; therefore can produce deformation; if rubber tube is made closed earlier, just draw back again during use and overcome this problem, but this kind method needs rubber tube is made closed in advance; and in the practical application; can not determine generally valve is installed in what part of rubber tube, can shear by actual needs again, very inconvenient when therefore using; construction bolt on the rubber tube wall makes through regular meeting
The force part is local thin than other, again can be damaged during the frequent switch of valve.
The ZL95240336.6 patent disclosure a kind of filter press, pipe clip valve on it is that undaform is made in rubber tubing inside in valve and between train wheel bridge and the lower plate, so just can utilize the elasticity of rubber self to avoid rubber tube fatigue damage and sealing shirt rim root to pull as far as possible, but ripple makes that the sebific duct wall of the lowest point is thin, is pullled by the both sides crest easily and splits and technology more complicated installation trouble.
The ZL03284478.6 patent disclosure a kind of filter press with manual or automatically controlled pipe clip valve, pipe clip valve wherein be with train wheel bridge and rubber tubing that lower plate contacts on be provided with projection, the place that joins with clamping plate is provided with recess, lower plate is fixed on two pull bars that are connected on the helical axis, can go up lower plate like this exerts pressure to rubber tube simultaneously, changed and had only the drawback of train wheel bridge the rubber tube application of force, the required power of valve has fallen at the end, and the small projecting circle of clip shape in it is provided with on the both sides inwall of the not pressurized of pipeline, the problem of the microvoid of rubber tube burst when having eliminated valve closing.But last active position of lower plate can not be fixed on it, make the unbalance stress of rubber tube, the pressure of each extruding rubber tube can not be controlled, the excessive rubber tube that easily makes of pressure produces permanent deformation, too small can not reaching again closed effect, after long-term the use rubber tube is fitted badly, and the projection on the rubber tubing is also easily split from root.
Publication number is that the Chinese patent of CN1004120B discloses a kind of filter press, filter cloth wash mill wherein is to utilize movably that shower nozzle cleans the independent filter cloth of each piece, because shower nozzle can move the cleaner of therefore filter cloth cleaning, but the flexible pipe that adopts can produce slight crack for a long time and leak, and one one washing spended time is oversize, and can not control washing process automatically.
Summary of the invention
At it is provided with the above-mentioned defective of vertical type blotter press existence of above-mentioned pipe clip valve and filter cloth automatic washing apparatus at present, first purpose of the present invention provides the full-automatic pipe clip valve of rubber tube is pushed in a kind of use simultaneously by the upper and lower clamping plate of pneumatic control filter press.
Second purpose of the present invention provides rubber tube in a kind of pipe clip valve and not influenced by deformation and the filter press of full-automatic filter cloth wash mill.
For achieving the above object, around comprising, filter press of the present invention is provided with the horizontal sheet frame group of main body rack, main body rack is provided with sheet frame group tensioning driving mechanism, be positioned at filter cloth on the sheet frame group main body rack walking mechanism that circulates automatically, sheet frame group below is provided with filter cloth wash mill and automatic control system and pipe clip valve, be provided with the locking pin device between the dynamic pressure plate of the tensioning driving mechanism of said sheet frame group and the sheet frame base plate, said filter cloth circulates automatically and the correction hydraulic cylinder device is installed on the walking mechanism, its improvements are that said pipe clip valve comprises valve body, cylinder, the valve body pull bar, train wheel bridge and lower plate, rubber tube in the valve body train wheel bridge and lower plate between pass, on the valve interior wall between train wheel bridge and the lower plate, locating piece is installed specially, two valve body pull bar tops in the valve body are passed valve body and are fixed on the intermediate plate, train wheel bridge passes the valve body pull bar, valve body pull bar bottom is fixed on the lower plate and stretches out outside the valve body, in the cylinder on valve body top air operated reversing valve is arranged, cylinder is fixed by air cylinder tie rod and intermediate plate, piston bush is fixed on the valve body, the piston of cylinder passes piston bush and is fixed on the interior train wheel bridge of valve body, one side of intermediate plate is fixed with the travel switch location-plate, and the position electric elements are installed in the valve body and corresponding position, travel switch location-plate shift position.
Preferred version of the present invention is on the excircle of the rubber tube on it strip projected parts to be arranged, and has on the upper and lower clamping plate and the corresponding recess of sebific duct strip projected parts.When rubber tube was squeezed, " V " shape was made at the two ends of the inner closed line that forms.
More preferably scheme of the present invention be the filter cloth wash mill of the filter press on it comprise the washing pipe in the cleaning case fixed case and be positioned at filter cloth tow sides place shower nozzle, be positioned at cleaning case bottom and middle place hairbrush, be positioned at pneumatic pipe clip valve on the cleaning case water inlet pipe, be positioned at the position sensor of cleaning case bottom.
Another technological selection scheme of the present invention is, the shower nozzle of the canvas press cloth wash mill on it is an inner concave, and middle spray orifice is a projection.
An optimal technical scheme more of the present invention is that the spray orifice on the shower nozzle of canvas press cloth wash mill is a circumferential arrangement.
Pneumatic pipe clip valve A is installed on the washing pipe of the canvas press cloth wash mill in the preferred version of the present invention.
Filter press pipe clip valve provided by the invention has adopted, gum sleeve in the middle of lower plate clamps simultaneously in opposite directions, be swift in motion, be quick on the draw, the short diameter of having only pipeline of cylinder clamping stroke, having dwindled the cylinder volume has saved cost and has shortened transit time, the present invention has added locating piece, solved the accurate limiting problem of opening and closing, and because the existence of locating piece, on, lower plate remains a standard degree to the pressure of rubber tube, can not damage rubber tube owing to pressure is excessive, can pressure too not little and fit badly rubber tube yet, rubber tube adopts " V " shape mouth, when pipe clip valve is closed, because reduced the thickness on the vertical stressed both sides of rubber tube,, utilize " C " shape bar rubber tube can be fixed with regard to the bad sealing that can not cause because of the accumulation of rubber tube wall on both sides, the wearing and tearing of having avoided the rubber tube move left and right to bring can also overcome the deformation that rubber tube produces.Cylinder and valve body are separated, the position electric elements are according to the moving to the console outgoing signal of position of the switch adjustable plate like this, and console just can draw the position of cylinder according to signal, thereby makes the operation of opening and closing, so just solve the stability problem of signal, realized control automatically.
Employing can be controlled the cleaning process of filter cloth automatically by the pipe clip valve of cylinder control, the filter cloth of filter press moves in cleaning case, and shower nozzle is fixed in the casing, therefore prolonged the service life of shower nozzle greatly, and little pipe clip valve is installed on washing pipe again, can when filtering different liquids, open the varying number shower nozzle, reached water-saving purpose, solid adhesion on the filter cloth also can be brushed with the hairbrush in the cleaning case, and shower nozzle adopts concave, filter residue on the filter cloth is with regard to not adhering on the shower nozzle and plug nozzle like this, adopts this device can big time saver, and it is cleaner to make that filter cloth cleans.
Description of drawings
The overall pattern of Fig. 1 filter press
Fig. 2 pipe clip valve outside drawing
The upper and lower clamping plate of the rubber tube of Fig. 3 band projection and band groove
Fig. 4 canvas press cloth wash mill schematic diagram
Fig. 5 filter cloth wash mill shower nozzle side schematic view
Fig. 6 filter cloth wash mill shower nozzle front schematic view
The rubber tube of Fig. 7 band " V " shape mouth
The specific embodiment
Below in conjunction with accompanying drawing scheme used in the present invention is described further.
As shown in Figure 1, liquid control all is to adopt pipe clip valve 34 to control in the filter press, as Fig. 2, shown in Figure 3, pipe clip valve comprises valve body 1, cylinder 2, intermediate plate 3, valve body pull bar 10, train wheel bridge 6, lower plate 7, travel switch location-plate 14 and position electric appliance unit 15.
Cylinder 2 has two, be divided into upper cylinder and lower cylinder, all be positioned at the top of valve body 1, air operated reversing valve 16 is arranged in the middle of two cylinders, the piston 5 of cylinder 2 passes intermediate plate 3 and is fixed on the train wheel bridge 6 in the valve body 1, there is piston bush 4 outside of piston 5, piston bush 4 is fixed on the valve body 1, two cylinders are fixed by four air cylinder tie rods 17, four air cylinder tie rods 17 pass lower cylinder by being bolted on the intermediate plate 3, near valve body 1 inner edge two valve body pull bars 10 are arranged, the upper end is passed valve body 1 and is fixed on the intermediate plate 3, valve body 1 bottom is stretched out in the lower end, extension is more than or equal to by the valve body bottom length to the valve body centre, valve body pull bar 10 pass be positioned at valve body on, lower plate, lower plate 7 usefulness taper bolts 11 are fixed on the two valve body pull bars 10, locating piece 9 of bolting is used on both sides respectively in the valve body of two clamping plate middles, the diameter of locating piece 9 equals the closed fully diameter of rubber tube 8, on, big or small corresponding when space between the lower plate and rubber tube 8 are opened fully, travel switch location-plate 14 is connected with intermediate plate 3, and position electric appliance unit 15 is installed on the passage that valve body 1 travel switch location-plate 14 moves back and forth.It is fixing with positioning sleeve 12 and circlip for shaft 13 that two valve body pull bars 10 pass the place of valve body 1.
When pipe clip valve is closed, cylinder 2 pressurizes in air operated reversing valve 16, piston 5 promotes train wheel bridge 6 extruding rubber tube 8 downwards, train wheel bridge 6 is subjected to deboost simultaneously, making piston 5 drive cylinder 2 moves round about, two valve body pull bars 10 that the intermediate plate 3 that is fixed together drives in the valve body 1 move together, and lower plate 7 is because of being fixed on the valve body pull bar 10, so driven by pulling force and upwards push rubber tube 8, train wheel bridge 6 stops when being expressed to locating piece 9, at this moment the thrust of train wheel bridge 6 is all changed the pulling force to lower plate 7, when running into locating piece 9, lower plate 7 stops, this moment, rubber tube 8 was by last, lower plate is fixed in the space of locating piece 9 qualifications, finishes and closes step.When pipe clip valve is opened, air operated reversing valve 16 releases, piston 5 are being with train wheel bridge 6 to get back to valve body 1 inner top, and cylinder 2 falls drive intermediate plate 3 after rise and moves downward, two valve body pull bars 10 that are fixed on the intermediate plate 3 push back valve body 1 inner bottom part with lower plate 7, finish opening steps.
As shown in Figure 3, " C " shape raised line 18 is made in the place that rubber tube 8 contacts with upper and lower clamping plate in valve body respectively, makes " C " connected in star 19 respectively in upper and lower clamping plate and raised line 18 corresponding places, and raised line 18 peaces are gone in the groove 19.When pipe clip valve was closed, because rubber tube 8 is fixing by the groove 19 of upper and lower clamping plate, when having avoided closing rubber tube 8, rubber tube 8 moved and brings the influence that is not closed completely.When opening, the pulling force of 19 pairs of rubber tube 8 raised lines 18 of the groove of upper and lower clamping plate makes the distortion that long-time extruding rubber tube 8 shines be restored, and has avoided the influence of rubber tube deformation to the flow size at pipe clip valve.
As shown in Figure 7, when rubber tube 8 was squeezed, " V " shape was made at the two ends of the inner closed line that forms, and the thickness at two ends and shine into closed at both ends not sternly and the situation of unbalance stress greater than the thickness of centre in the time of can avoiding pushing like this.
As shown in Figure 4, filter cloth 36 enters from the lower inlet 38 of cleaning case, pass the signal along to console by position sensor 39, console is opened the pneumatic pipe clip valve 34 at water inlet pipe place, water under high pressure sprays from four shower nozzles that are positioned at filter cloth 36 positive and negatives 31 that are fixed on the casing through washing pipe 33, with scattering method filter cloth 36 is cleaned, lower inlet 38 places at cleaning case are equipped with hairbrush staggered relatively 32, can the solids that adhere on the filter cloth positive and negative that enter be brushed, also place a pair of hairbrush 32 in the centre of cleaning case, attachment on the filter cloth 36 of process is carried out secondary to brush, reach thorough removing to filter cloth 36, the filter cloth that cleaned is pulled out from the upper outlet 37 of cleaning case, by walking of filter cloth mechanism filter cloth is moved to the sheet frame group, the position sensor that is positioned on the sheet frame group passes to console with signal, and cleaning process stops.
Each washing pipe 33 is installed a pneumatic pipe clip valve respectively in the front and back of washing pipe 33, can by two, three or four shower nozzles 31 how much opened of attachment on the filter cloth, reach the purpose of saving program and water when filtering different liquid like this.
As Fig. 5, shown in Figure 6, shower nozzle 31 is made inner concave 42, and spray orifice 43 is a projection 41, and becomes radial and be distributed on the inner concave, can be sprayed onto each place of filter cloth like this in the mode of scattering, reaches maximum cleaning performance.
Claims (10)
1. vertical type blotter press, around comprising, described filter press is provided with the horizontal sheet frame group (48) of main body rack, main body rack is provided with sheet frame group tensioning driving mechanism, be positioned at filter cloth on the sheet frame group main body rack walking mechanism (47) that circulates automatically, sheet frame group below is provided with filter cloth wash mill (44), automatic control system and pipe clip valve (34), be provided with the locking pin device between the dynamic pressure plate of the tensioning driving mechanism of said sheet frame group and the sheet frame base plate, said filter cloth circulates automatically correction hydraulic cylinder device (46) is installed on the walking mechanism
It is characterized in that described pipe clip valve (34) is pneumatic pipe clip valve, this valve comprises valve body (1), cylinder (2), valve body pull bar (10), train wheel bridge (6) and lower plate (7), rubber tube (8) in the valve body (1) train wheel bridge (6) and lower plate (7) between pass, on valve body (1) inwall between train wheel bridge (6) and the lower plate (7) locating piece (9) is installed, two valve body pull bars (10) top in the valve body (1) is passed valve body (1) and is fixed on the intermediate plate (3), train wheel bridge (6) passes valve body pull bar (10), valve body pull bar (10) bottom is fixed on the lower plate (7) and stretches out outside the valve body (1), the cylinder (2) on valve body (1) top has air operated reversing valve (16), cylinder (2) is fixing by air cylinder tie rod (17) and intermediate plate (3), piston bush (4) is fixed on the valve body (1), the piston (5) of cylinder (2) passes piston bush (4) and is fixed on the interior train wheel bridge (6) of valve body (1), one side of intermediate plate (3) is fixed with travel switch location-plate (14), and position electric elements (15) are installed in the valve body and travel switch location-plate (14) corresponding position, shift position.
2. filter press as claimed in claim 1 is characterized in that on rubber tube (8) excircle of described pipe clip valve " C " shape strip raised line (18) being arranged.
3. filter press as claimed in claim 1 is characterized in that " C " connected in star (19) is arranged on the upper and lower clamping plate of described pipe clip valve.
4. as claim 2 or 3 said filter presses, it is characterized in that the groove (19) on the upper and lower clamping plate of described pipe clip valve cooperatively interacts with raised line (18) on the described rubber tube (8).
5. filter press as claimed in claim 1 is characterized in that being subjected to the vertical both sides of force direction to make " V " shape with described pipe clip valve rubber tube (8).
6. filter press as claimed in claim 5, it is characterized in that described pipe clip valve rubber tube (8) and the place that upper and lower clamping plate contact have " C " shape raised line (18), there is " C " connected in star (19) in the place that upper and lower clamping plate contact with rubber tube, and said raised line (18) snaps in the groove (19).
7. filter press as claimed in claim 1, it is characterized in that described filter cloth wash mill comprise cleaning case (30), be fixed in the washing pipe (33) in the case and be positioned at the filter cloth positive and negative shower nozzle (31), be positioned at cleaning case bottom and middle place hairbrush (32), be positioned at pneumatic pipe clip valve (34) on the cleaning case water inlet pipe, be positioned at the position sensor (39) bottom the cleaning case.
8. filter press as claimed in claim 7, the shower nozzle (31) that it is characterized in that described filter cloth wash mill is an inner concave (42), middle spray orifice (43) is a projection (41).
9. filter press as claimed in claim 7 is characterized in that the spray orifice (43) on the shower nozzle (31) of described filter cloth wash mill is circumferential arrangement.
10. filter press as claimed in claim 7 is characterized in that on the washing pipe (33) of described filter cloth wash mill pneumatic pipe clip valve being installed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008100890135A CN101284193B (en) | 2008-04-15 | 2008-04-15 | Vertical type pressure filter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008100890135A CN101284193B (en) | 2008-04-15 | 2008-04-15 | Vertical type pressure filter |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101284193A true CN101284193A (en) | 2008-10-15 |
| CN101284193B CN101284193B (en) | 2010-06-02 |
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ID=40056741
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2008100890135A Active CN101284193B (en) | 2008-04-15 | 2008-04-15 | Vertical type pressure filter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101284193B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102247760A (en) * | 2010-05-19 | 2011-11-23 | 米利波尔公司 | Device for filtration with a set of least one filter cassette |
| CN103721455A (en) * | 2014-01-28 | 2014-04-16 | 江苏新宏大集团有限公司 | Filter cloth circulating mechanism of vertical full-automatic filter press |
| CN106621499A (en) * | 2017-01-19 | 2017-05-10 | 安徽省通源环保科技有限公司 | Filter-press plate for filter-press unit |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2641403Y (en) * | 2003-09-18 | 2004-09-15 | 温州市双屿防腐设备制造公司 | Tube clamping valve controlled by man power or electricity |
| CN2890530Y (en) * | 2006-04-06 | 2007-04-18 | 黄德敏 | Multipurpose two-way air bag regulating valve |
| CN101091846B (en) * | 2007-05-22 | 2010-05-19 | 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 |
-
2008
- 2008-04-15 CN CN2008100890135A patent/CN101284193B/en active Active
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102247760A (en) * | 2010-05-19 | 2011-11-23 | 米利波尔公司 | Device for filtration with a set of least one filter cassette |
| US8877052B2 (en) | 2010-05-19 | 2014-11-04 | Emd Millipore Corporation | Device for filtration with a set of least one filter cassette |
| US8883003B2 (en) | 2010-05-19 | 2014-11-11 | Emd Millipore Corporation | Device for filtration with a set of least one filter cassette |
| CN102247760B (en) * | 2010-05-19 | 2015-05-13 | Emd密理博公司 | Device for filtration with a set of least one filter cassette |
| US9573230B2 (en) | 2010-05-19 | 2017-02-21 | Emd Millipore Corporation | Device for filtration with a set of least one filter cassette |
| US9592577B2 (en) | 2010-05-19 | 2017-03-14 | Emd Millipore Corporation | Device for filtration with a set of least one filter cassette |
| US9676069B2 (en) | 2010-05-19 | 2017-06-13 | Emd Millipore Corporation | Device for filtration with a set of least one filter cassette |
| CN103721455A (en) * | 2014-01-28 | 2014-04-16 | 江苏新宏大集团有限公司 | Filter cloth circulating mechanism of vertical full-automatic filter press |
| CN103721455B (en) * | 2014-01-28 | 2015-05-27 | 江苏新宏大集团有限公司 | Filter cloth circulating mechanism of vertical full-automatic filter press |
| CN106621499A (en) * | 2017-01-19 | 2017-05-10 | 安徽省通源环保科技有限公司 | Filter-press plate for filter-press unit |
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| Publication number | Publication date |
|---|---|
| CN101284193B (en) | 2010-06-02 |
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