CN205965160U - Mechanism is collected to compartment filter press's filtrating - Google Patents

Abstract

The utility model discloses a mechanism is collected to compartment filter press's filtrating, it includes that one can be fixed in pressure filter one side lower part and with the parallel collector tube in compartment filter press axis, a plurality of general the outage of compartment filter press's filter plate side and the honeycomb duct of collector tube intercommunication. Through the honeycomb duct the collector tube is collected filter -pressing exhaust filtrating then is carried out retrieval and utilization or processing, and filtrating certainly all the time, in being in closed conduit after the filter plate is discharged, greatly reduced volatilizing of filtrating, reduce the solvent the waste and to the influence of environment, the filter cake that drops when also avoiding the unloading simultaneously reduces product quality with the filtrating reblending.

Description

The filtrate collection mechanism of chamber-type press filter

Technical field

This utility model belongs to pressure filter technical field and in particular to a kind of filtrate collection mechanism of chamber-type press filter.

Background technology

The production procedure of aluminum paste includes ball milling film-making, crosses the operations such as sieve classification, centrifugation, filter pressing, kneading, be wherein centrifuged, Filter pressing operation realizes solid-liquid separation, the solvent (such as No. 200 solvent naphthas) of the excess adding before ball milling film-making is separated, and presses The conventionally used separation equipment of filter operation is chamber-type press filter.

The filter assemblies of chamber-type press filter are made up of some filter plates, and the two sides of filter plate is concave surface, and concave surface is provided with for propping up The pit of support filter cloth and/or boss；The two sides of filter plate is equipped with filter cloth；Filter plate side is provided with outage；Filter plate is provided with filtrate The concave surface of filter plate is connected by runner with outage, and there is through hole at the center of filter plate or corner.When some filter plates are assembled side by side, often Two pieces of adjacent filter plates are combined into a railway carriage or compartment shape filter chamber, and the charging that through hole may make up complete each filter chamber of connection is led to Road.In the pressure-filtering process of aluminum paste, can be sent into in each filter chamber by feeding-passage using dehvery pump needs to filter solvent Aluminum paste, then compression can by filter cloth by aluminum paste and excess solvent separate.Aluminum paste accumulates in filter chamber, until filling Full filter chamber forms filter cake.And the solvent of excess is passed through filter cloth in the form of filtrate and discharges simultaneously from outage along the runner on filter plate It is collected by liquid collector.

In prior art, the liquid collector of aluminum paste production and application is usually open type, such as collecting tank, and filtrate is discharged Afterwards directly under drop in collecting tank, one side filtrate is organic solvent, volatile waste and to environmental effects, on the other hand Aluminum paste (filter cake) after the solid content lifting dropped during blanking may be mixed with filtrate, and then affects the quality of finished product.

Content of the invention

Therefore, this utility model is directed to the filtrate that the liquid collector of the open type of chamber-type press filter of the prior art exists Volatile quantity is larger, the technical problem of easy impact finished product quality is it is therefore intended that provide one kind to be effectively reduced filtrate volatilization, it is to avoid The filtrate collection mechanism of the chamber-type press filter of impact product quality.

The filtrate collection mechanism of chamber-type press filter of the present utility model includes one and is securable to described chamber-type press filter side Bottom and the collector tube with described chamber-type press filter axis parallel, if the row of the filter plate side of chamber-type press filter described in capable person The mozzle that fluid apertures connects with collector tube.

In a preferred embodiment of the present utility model, 90 degree of bent subs are passed through with described outage even in described mozzle upper end Connect, lower end is connected with described collector tube by bump joint.Connection is installed with this easier, sealing can be ensured, to the greatest extent simultaneously It is likely to reduced solvent to reveal and volatilize.

In a preferred embodiment of the present utility model, described collector tube is stainless-steel pipe, the sealing of described collector tube one end, The other end is provided with flange for being connected with recovery channel.

Because, during work, described filter plate can be changed between releasing orientation and impaction state, and therefore described mozzle is preferred Solvent-proof plastic flexible pipe or rubber hose, can be bent to a certain extent with mozzle this described, have certain stroke, keep away Exempt from described filter plate slip when described mozzle junction loosen and leakage of filtrate.

Positive effect of the present utility model is：This utility model is by described mozzle, described collector tube to pressure The filtrate that filter is discharged is collected, and the filtrate of collection can directly be back to ball milling film-making operation by described recovery channel, when So also can carry out separating treatment to re-use again.Filtrate is expelled at ball milling film-making operation or separating treatment from filter plate, all the time It is in closed conduct, greatly reduces the volatilization of filtrate, reduce the waste of solvent and the impact to environment, also avoid down simultaneously The filter cake dropping during material and filtrate remix and reduce product quality.

Brief description

Fig. 1 is the front view of chamber-type press filter of the present utility model；

Fig. 2 is the side view of chamber-type press filter of the present utility model.

Specific embodiment

Below with reference to specific embodiments and the drawings the filtrate collection mechanism of chamber-type press filter of the present utility model is made into The explanation of one step.

Fig. 1 show the chamber-type press filter of preferred embodiment of the present utility model, it include frames, pressure filtration mechanism, Filtrate collection mechanism, drive mechanism and drawing-plate mechanism.

Frames include support column 101 and the girder 102 of two horizontal parallel being fixed on support column 101.

Pressure filtration mechanism includes thrust plate 201, pressure strip 202 and 20-30 block filter plate 203.Girder 102 fixed by thrust plate 201 One end and upper corner is provided with charging aperture 204.Pressure strip 202 is slidably mounted on girder 102, and filter plate 203 is arranged in thrust plate 201 And pressure strip 202 between, upper arm 203a that filter plate 203 is provided with by both sides is slidably hung on girder 102.Filter plate 203 Flush edge and be thicker than mid portion, filter plate 203 two sides mid portion is to be provided with the concave surface of boss and be equipped with filter cloth, filter plate 203 side bottoms are provided with outage and filter plate 203 is provided with flow passage outage and concave surface.Except adjacent with pressure strip 202 The concave surface center of one piece of other filter plate 203 in addition is equipped with through hole, and wherein adjacent with thrust plate 201 filter plate 203 Through hole is tightly connected with charging aperture 204.

Filtrate collection mechanism include being fixed on pressure filtration mechanism one side lower part and parallel with girder 102 (i.e. with van-type filter pressing Machine axis parallel) the collector tube 301 of stainless steel and 20-30 slat gum material mozzle 302.Collector tube 301 1 End sealing, the other end is provided with flange 301a for being connected with recovery channel.90 degree of bent subs are passed through in the upper end of each mozzle 302 302a is connected with the outage of corresponding filter plate 203, and lower end is connected with collector tube 301 by bump joint 302b.

Drive mechanism includes hydraulic cylinder, and hydraulic cylinder is fixed on the other end relative with thrust plate 201 of girder 102, The piston rod of hydraulic cylinder is connected with pressure strip 202.

Drawing-plate mechanism includes two tracks 401, two driving chains 402 and two sliding members 403, and two tracks 401 are fixed respectively In two girder 102 outside and parallel with girder 102, on two tracks 401, two close end is installed with locating piece 401a；Two driving chains 402 is parallel with track 401 and driven by being arranged on the two couples of in-line gears 402a being located at track 401 two ends on girder 102 and supporting, One pair of which gear 402a and motor connection；Two sliding members 403 are slidably connected on two tracks 401 respectively, and side is divided Do not connect with corresponding driving chain 402, each sliding members 403 top be provided with for hook draw upper arm 203a plate pulling hook 403a and Positive stop hook 403b, the afterbody of plate pulling hook 403a and positive stop hook 403b distinguishes elastic hinge joint on sliding members 403, plate pulling hook Correspond to before and after the head of 403a and positive stop hook 403b and spacing is left for accommodating upper arm 203a in centre.Also set on sliding members 403 There is rapping cylinder, rapping cylinder has a top between plate pulling hook 403a and positive stop hook 403b that can pump Bar.

Wherein, the hydraulic cylinder of drive mechanism, the operation principle of rapping cylinder of drawing-plate mechanism and installation are in field Technical staff knows, and no longer describes in detail herein.In addition, the motor of hydraulic cylinder, rapping cylinder and driving driving chain operating Open and close and all can be controlled by the electrical control cubicles 501 being fixed in frames.

Work process principle

Taking the filter pressing of aluminum paste as a example the operation principle of the chamber-type press filter of the present embodiment is explained below.

Filter pressing：Starting hydraulic cylinder by electrical control cubicles 501 makes piston rod release, and piston rod promotes pressure strip 202 to slide, and enters And filter plate 203 is compressed, often the concave surface of two pieces of adjacent filter plates 203 can form a filter chamber, and the combination of the through hole of filter plate is formed Article one, feed pipe charging aperture 204 being connected with each filter chamber.Under the promotion of feed pump, aluminum paste can be through charging aperture 204 Enter in each filter chamber with feeding-passage, and borrow the pressure that feed pump produces to be filtered.Due to the effect of filter cloth, solid is made to stay Form filter cake in filter chamber, excessive solvent is discharged by outage in the form of filtrate, then flow through mozzle 302 and enter collector tube In 301, recovery channel can be sent into after gathering and be directly back to ball milling film-making operation, or carry out separating treatment and re-use again. Filtrate is expelled at ball milling film-making operation or separating treatment from filter plate 203, is in all the time in closed conduct, is prevented effectively from and waves Send out, reduce the waste of solvent and the impact to environment, the filter cake dropping when simultaneously also avoiding blanking is remixed with solvent and reduces Product quality.

Discharging：After filter pressing completes, close hydraulic cylinder, piston rod will retract with pressure strip 202, pressure strip 202 with Filter plate 203 is separately.Then start the motor of drawing-plate mechanism, and then drive driving chain 402 with the cunning against locating piece 401a Dynamic element 403 slides along track 401, when sliding members 403 slides past below upper arm 203a of first piece of filter plate, arm-tie Hook 403a is pushed down the bottom by upper arm 203a, thus can smoothly slip over, is located at two pieces of filters when continuing forward slip to plate pulling hook 403a Upspring when between plate, positive stop hook 403b hooks before upper arm 203a of first piece of filter plate simultaneously, and sliding members 403 stops forward Slide, and slide round about, now plate pulling hook 403 will hook after upper arm 203a of first piece of filter plate, and then with First piece of filter plate is slided and is separated with other filter plates.Slide and stop after a segment distance, lead to the lower end of the cylinder on sliding members 403 Gas, push rod ejects and by first piece of filter plate jack-up, then falls after rise rapidly to push rod when ventilating the upper end of cylinder, first piece of filter plate loses Go to support and free-falling and girder collided, with this filter plate by jack-up and after falling repeatedly, automatically by the filter cake on filter plate or Filter cake residue shakes.Other filter plates can be pulled open and rapping by identical operation.For shaking, the filter cake falling or filter cake are residual Slag can be received by arranging a conveyer belt, and timely transmission is processed.The automatic of arm-tie and rapping can be realized by drawing-plate mechanism simultaneously Change it is no longer necessary to artificial breaking board and rapping, effectively save human cost and improve work efficiency.

Claims (4)

1. a kind of filtrate collection mechanism of chamber-type press filter is securable to described pressure filter side it is characterised in that it includes one Bottom and the collector tube with described chamber-type press filter axis parallel, if the row of the filter plate side of chamber-type press filter described in capable person The mozzle that fluid apertures connects with collector tube.

2. the filtrate collection mechanism of chamber-type press filter as claimed in claim 1 is it is characterised in that described mozzle upper end is passed through 90 degree of bent subs are connected with described outage, and lower end is connected with described collector tube by bump joint.

3. the filtrate collection mechanism of chamber-type press filter as claimed in claim 1 is it is characterised in that described collector tube is rustless steel Steel pipe, the sealing of described collector tube one end, the other end is provided with flange for being connected with recovery channel.

4. the filtrate collection mechanism of chamber-type press filter as claimed in claim 1 is it is characterised in that described mozzle is solvent resistant Plastic flexible pipe or rubber hose.