CN103611348B - Drum-type filter press multicell liquid collecting cavity end cap - Google Patents
Drum-type filter press multicell liquid collecting cavity end cap Download PDFInfo
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- CN103611348B CN103611348B CN201310655934.4A CN201310655934A CN103611348B CN 103611348 B CN103611348 B CN 103611348B CN 201310655934 A CN201310655934 A CN 201310655934A CN 103611348 B CN103611348 B CN 103611348B
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Abstract
One is applicable to middle discharge opeing type drum-type filter press multicell liquid collecting cavity end cap, utilize the dividing plate that circumference is uniform, disc liquid collecting cavity and annular liquid outlet are separated into multiple liquid storage chamber and apocenosis passage, the dividing plate of spaced plate shape liquid collecting cavity is the arc that relative direction of rotation leans forward, to form discharge opeing potential difference in advance.After configuration multicell liquid collecting cavity end cap, rotate a circle after drum-type filter press press filtration circulation terminates and get final product emptying liquid collecting cavity, thus avoid the liquid resorption problem of middle discharge opeing type drum-type filter press, reduce the final moisture content of filter residue.
Description
Technical field
The present invention relates to one and be applicable to middle discharge opeing type drum-type filter press multicell liquid collecting cavity end cap, belong to press filtration solid-liquid separation technique field.
Background technology
Drum-type filter press forms the agent structure of press filteration system by cylinder barrel, piston and end cap, many, flexible bar-shaped filter assemblies is arranged in cylinder barrel, filter assemblies two ends be fixed on cylinder barrel end cap and and piston on, filter assemblies forms primarily of the fixture at the bar-shaped filter core of flexibility and the cylindrical filter screen be enclosed within outside filter core and two ends, has drain channel at the length direction of bar-shaped filter core outer peripheral face.When piston is exerted pressure to the solid-liquid mixture in cylinder barrel, penetration by liquid filter screen enters groove and is pooled to cylinder barrel end cap liquid collecting cavity (with piston liquid collecting cavity) afterwards outside discharge machine to filter core one end (or two ends).
For reducing filter residue moisture content, the piston of drum-type filter press is generally repeatedly back and forth exerted pressure.Push away before piston in course of exerting pressure, in order to enable material be uniformly distributed in cylinder barrel, fully contact with filter screen, push away in course of exerting pressure before piston, press filteration system must be in rotation status, and therefore, filter liquor need be discharged through hollow gyroaxis.
Although the discharge form of filter liquor also has other forms, such as, filter liquor telescope catheter in piston liquid collecting cavity is pooled in end cap liquid collecting cavity, after piston is by material compacting in cylinder, stop the revolution of cylinder barrel, by the filtrate collection tank that is discharged under the filter liquor be pooled in end cap liquid collecting cavity below end cap, but when requiring filter liquor must collect through pipeline liquid injecting device, the filter liquor of two liquid collecting cavities must be discharged by hollow gyroaxis after collecting, namely filter liquor must adopt in discharge opeing form.Because reciprocal press filtration needs to fall loose slag effect, drum-type filter press generally takes landscape layout, can make the Lower Half of disc liquid collecting cavity residual half chamber filter liquor all the time in employing during discharge opeing form.When piston is repeatedly back and forth exerted pressure, residual filter liquor all sucks back in press filtration cylinder by each retrogressing, reduces each efficiency of press filtering; And at the end of press filtration, the raffinate returning cylinder barrel also can penetrate in filter residue, filter residue moisture content is promoted.For the press filtration operation being product with low-water-content filter residue, the resorption of raffinate directly will affect operation effectiveness.
For the residual filter liquor problem of middle discharge opeing type drum-type filter press end cap liquid collecting cavity, propose a kind of organization plan being applicable to middle discharge opeing type drum-type filter press multicell liquid collecting cavity end cap.
Summary of the invention
Core of the present invention is:
1, the liquid collecting cavity on removal piston and the flexible communicating pipe of UNICOM's piston liquid collecting cavity and end cap liquid collecting cavity, only retain the liquid collecting cavity of cylinder barrel end caps, be pooled in end cap liquid collecting cavity by the isolated filter liquor of filter assemblies is unidirectional, by outside the annular liquid outlet channel discharge machine of hollow axle.
2, the annular liquid outlet channel circumference at end cap liquid collecting cavity and hollow axle place is separated into independently liquid storage chamber and liquid outlet, filter assemblies is by liquid storage chamber's number of packets, often organize the isolated filter liquor of filter assemblies and fixedly enter respective liquid storage chamber, and outside the liquid outlet discharge machine of this liquid storage chamber.
3, the dividing plate of spaced plate shape liquid collecting cavity is the arc that relative press filteration system direction of rotation leans forward, circumference is uniform, so that before the liquid outlet of each liquid storage chamber goes to centre of gyration place horizontal plane, form the liquid level difference that filter liquor is arranged in liquid storage chamber outward, to improve intestine evacuation velocity.
4, in order to improve the potential energy-dynamic that filter liquor is discharged, liquid storage chamber's number is more than 6, to improve liquid outlet handling capacity, shortens emptying time.
Be applicable to the multicell liquid collecting cavity end cap of middle discharge opeing type drum-type filter press, be made up of backboard (1), filter assemblies fixed head (2), ring (3), feed pipe (4), drain pipe (5), arc-shaped partition (6), straight baffle (7).
With one heart, the disc backboard (1) be arranged in parallel and disc filter assemblies fixed head (2) by between the two, to connect firmly with the ring (3) of both arranged concentric be an overall structure with hollow disc shape liquid collecting cavity; Feed pipe (4) runs through shape backboard (1) and filter assemblies fixed head (2) in center, one end is concordant with filter assemblies fixed head (2), and the other end stretches out backboard (1) outward; Stretch out backboard (1) feed pipe outward (4) overcoat and have drain pipe (5), between two pipes, form the ring-type liquid outlet channel communicated with liquid collecting cavity; Disc liquid collecting cavity is divided into multiple liquid storage chamber (9) by the uniform arc-shaped partition (6) of multiple circumference; Ring-type liquid outlet channel is then divided into multiple liquid outlet (8) by uniform, identical with arc-shaped partition (6) the quantity straight baffle (7) of circumference, and each liquid outlet (8) only communicates with a liquid storage chamber (9).Like this, disc liquid collecting cavity and ring-type liquid outlet channel have been divided into circumferential uniform, mutual disconnected liquid to take in and circulating area by arc-shaped partition (6) and straight baffle (7).Multiple filter assemblies fixing hole (10) is had in region between on filter assemblies fixed head (2), two adjacent arc-shaped partitions (6).So, proposed drum-type filter press multicell liquid collecting cavity end cap can be formed.
Multicell liquid collecting cavity end cap one direction is rotated, to ensure to relatively rotate direction arc-shaped partition (6) for FC layout, make each liquid outlet (8) that liquid level difference needed for discharge opeing can be set up before the horizontal plane going to axis of rotation place, be conducive to liquid storage chamber (9) emptying.
Arc-shaped partition (6) quantity is more than 6.
During middle discharge opeing type drum-type filter press operation, press filteration system rotates all the time.Along with exerting pressure forward of piston, liquid in cylinder barrel enters in each liquid storage chamber (9) of multicell liquid collecting cavity end cap via filter assemblies fixing hole (10), and passes through outside the continuous discharge machine of the liquid outlet (8) be communicated with each liquid storage chamber (9).
Exert pressure before terminating at every turn, when the liquid entering liquid storage chamber (9) reduces gradually, each liquid storage chamber (9) is in the process turning over upper half, the liquid of these indoor can be raised to the top of the liquid outlet (8) communicated with it, make outside the liquid discharge machine in liquid storage chamber (9), the each room of liquid collecting cavity is cleared substantially, avoids the liquid backflow that piston retreats in loose slag process in liquid storage chamber (9) to a certain extent and enters cylinder barrel.
Equally, at the end of each squeezing circulation, the liquid entering liquid storage chamber (9) stops substantially, each liquid storage chamber (9) can empty after rotating a circle under maintenance pressurized state by multicell liquid collecting cavity end cap, avoid and remove Liquid Penetrant after piston pressure in liquid storage chamber (9) in filter residue.
Summary of the invention beneficial effect
1, disc liquid collecting cavity and annular liquid outlet channel circumference are separated into mutually different liquid to collect, discharge space, efficiently solve middle discharge opeing type drum-type filter press pine slag and slag dumping link, the problem that the efficiency of press filtering that in liquid collecting cavity, liquid backflow causes declines and filter residue moisture content increases.
2, liquid collecting cavity arc dividing plate relatively rotates the FC layout in direction, can set up liquid in advance and discharge potential difference, be beneficial to the abundant discharge of the liquid in liquid collecting cavity.
Accompanying drawing explanation
Fig. 1 is drum-type filter press multicell liquid collecting cavity end cap schematic diagram.
Detailed description of the invention
The following examples can make those skilled in the art more fully understand the present invention, but do not limit the present invention in any way.
Be applicable to a multicell liquid collecting cavity end cap for middle discharge opeing type drum-type filter press, be made up of backboard (1), filter assemblies fixed head (2), ring (3), feed pipe (4), drain pipe (5), 6 arc-shaped partitions (6) and 6 straight baffles (7).
With one heart, the disc backboard (1) be arranged in parallel and disc filter assemblies fixed head (2) by between the two, to connect firmly with the ring (3) of both arranged concentric be an overall structure with hollow disc shape liquid collecting cavity; Feed pipe (4) runs through shape backboard (1) and filter assemblies fixed head (2) in center, one end is concordant with filter assemblies fixed head (2), and the other end stretches out backboard (1) outward; Stretch out backboard (1) feed pipe outward (4) overcoat and have drain pipe (5), between two pipes, form the ring-type liquid outlet channel communicated with liquid collecting cavity; Disc liquid collecting cavity is divided into 6 liquid storage chamber (9) by the uniform arc-shaped partition (6) of 6 circumferences; Ring-type liquid outlet channel is then divided into 6 liquid outlets (8) by 6 uniform straight baffles (7) of circumference, and each liquid outlet (8) only communicates with a liquid storage chamber (9).Like this, disc liquid collecting cavity and ring-type liquid outlet channel have been divided into 6 uniform, mutual disconnected liquid of circumference to take in and circulating area by arc-shaped partition (6) and straight baffle (7).34 filter assemblies fixing holes (10) are had in region between on filter assemblies fixed head (2), two adjacent arc-shaped partitions (6).So, the proposed drum-type filter press end cap with 6 Room liquid collecting cavities can be formed.
6 Room liquid collecting cavity end cap one directions are rotated, with ensure arc-shaped partition (6) relatively rotate direction be FC arrange, make each liquid outlet (8) that liquid level difference needed for discharge opeing can be set up before the horizontal plane going to axis of rotation place, be conducive to liquid storage chamber (9) emptying.
When configuring the middle discharge opeing type drum-type filter press operation of 6 Room liquid collecting cavity end caps, press filteration system rotates all the time.Along with exerting pressure forward of piston, liquid in cylinder barrel enters in each liquid storage chamber (9) of 6 Room liquid collecting cavity end caps via filter assemblies fixing hole (10), and passes through outside the continuous discharge machine of the liquid outlet (8) be communicated with each liquid storage chamber (9).
Exert pressure before terminating at every turn, when the liquid entering liquid storage chamber (9) reduces gradually, each liquid storage chamber (9) is in the process turning over upper half, the liquid of these indoor can be raised to liquid outlet (8) top communicated with it, make outside the liquid discharge machine in liquid storage chamber (9), the 6 each rooms of Room liquid collecting cavity are cleared substantially, avoid piston to a certain extent and retreat liquid storage chamber (9) interior liquid backflow in loose slag process and enter cylinder barrel.
Equally, at the end of each squeezing circulation, the liquid entering liquid storage chamber (9) stops substantially, each liquid storage chamber (9) can empty after rotating a circle under maintenance pressurized state by 6 Room liquid collecting cavity end caps, avoid and remove Liquid Penetrant after piston pressure in liquid storage chamber (9) in filter residue.
Claims (2)
1. a drum-type filter press multicell liquid collecting cavity end cap, is made up of backboard (1), filter assemblies fixed head (2), ring (3), feed pipe (4), drain pipe (5), arc-shaped partition (6) and straight baffle (7); With one heart, the disc backboard (1) be arranged in parallel and disc filter assemblies fixed head (2) by between the two, to connect firmly with the ring (3) of both arranged concentric be an overall structure with hollow disc shape liquid collecting cavity; Feed pipe (4) runs through shape backboard (1) and filter assemblies fixed head (2) in center, one end is concordant with filter assemblies fixed head (2), and the other end stretches out backboard (1) outward; Stretch out backboard (1) feed pipe outward (4) overcoat and have drain pipe (5), between two pipes, form the ring-type liquid outlet channel communicated with liquid collecting cavity; Disc liquid collecting cavity is divided into multiple liquid storage chamber (9) by the uniform arc-shaped partition (6) of circumference; Ring-type liquid outlet channel is divided into multiple liquid outlet (8) by identical with arc-shaped partition (6) quantity, that circumference is uniform straight baffle (7), and each liquid outlet (8) only communicates with a liquid storage chamber (9); It is characterized in that: disc liquid collecting cavity is divided into multiple mutual disconnected liquid storage chamber (9) by the arc-shaped partition (6) that circumference is uniform, ring-type liquid outlet channel is separated into multiple liquid outlet (8) by, circumference uniform straight baffle (7) identical with arc-shaped partition (6) quantity, each liquid outlet (8) only communicates with a liquid storage chamber (9), and the relative multicell liquid collecting cavity end cap rotation direction of each arc-shaped partition (6) is that FC is arranged.
2. according to claim 1 drum-type filter press multicell liquid collecting cavity end cap, it is characterized in that, the quantity of arc-shaped partition (6) is 6-12 sheet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201310655934.4A CN103611348B (en) | 2013-12-09 | 2013-12-09 | Drum-type filter press multicell liquid collecting cavity end cap |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310655934.4A CN103611348B (en) | 2013-12-09 | 2013-12-09 | Drum-type filter press multicell liquid collecting cavity end cap |
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| CN103611348A CN103611348A (en) | 2014-03-05 |
| CN103611348B true CN103611348B (en) | 2015-08-12 |
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| JPS4836223B1 (en) * | 1969-09-16 | 1973-11-02 | ||
| JP2550115B2 (en) * | 1987-12-14 | 1996-11-06 | 株式会社日立製作所 | Rotary strainer |
| JP2542551Y2 (en) * | 1992-05-29 | 1997-07-30 | 鐘紡株式会社 | Filter container |
| CN103230696B (en) * | 2013-04-23 | 2015-08-05 | 无锡市通用机械厂有限公司 | For the filter of sewage water depth-type filtration process half immersion turntable filter chamber equipment |
| CN103252125A (en) * | 2013-05-31 | 2013-08-21 | 吉铨精密机械(苏州)有限公司 | Centrifugal type multilayered filtering roller |
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