CN210751457U

CN210751457U - Pressure filter with clear stifled air stripping device

Info

Publication number: CN210751457U
Application number: CN201921626677.0U
Authority: CN
Inventors: 叶桂尧
Original assignee: Huizhou Jentium Equipment Co ltd
Current assignee: Huizhou Jentium Equipment Co ltd
Priority date: 2019-09-27
Filing date: 2019-09-27
Publication date: 2020-06-16
Anticipated expiration: 2029-09-27

Abstract

The utility model relates to a filter press with a blockage-removing blow-off device, which comprises a frame, wherein a filter cake blow-off device, a filter pressing component and a roller component are sequentially arranged in the frame from top to bottom, the filter cake blow-off device is arranged on a top frame of the frame and comprises a lifting component, a horizontal moving component and a filter cake blow-off component, the filter cake blow-off component is arranged on the lifting component and is driven by the lifting component to move up and down, the lifting component is arranged on the horizontal moving component and is driven by the horizontal moving component to move horizontally in the top frame; the filter pressing component is located below the filter cake blow-off device, a blockage removing component used for cleaning the filter plates is installed in the filter pressing component, and the blockage removing component is installed in a filter plate groove between adjacent filter plates. The filter press with the blockage removing and blowing-off device of the utility model has the advantages of good filter cake blowing-off effect, high blowing-off and slag removing efficiency and the like.

Description

Pressure filter with clear stifled air stripping device

Technical Field

The utility model relates to a clean technical field of pressure filter specifically is a pressure filter with clear stifled pressure-sensitive adhesion-release device.

Background

The existing filter press cleaning mainly comprises manual cleaning and automatic cleaning. The manual cleaning treatment is generally a shutdown, the filter plate is disassembled, and the filter plate is cleaned manually and then assembled. Another kind of automatic cleaning is mostly through setting up gas blowing device, sets up a gas blow pipe that runs through the filter plate promptly to set up a plurality of gas blow holes on the gas blow pipe, the one end and the air supply of gas blow pipe are connected, and the air supply is to the intraductal air feed of gas blow, makes the gas blow hole on the gas blow pipe blow to the filter plate, clears up the filtration residue fast.

The two filter press filter plate cleaning modes are manual cleaning treatment, so that the efficiency is low and the labor workload is large; the automatic cleaning treatment in the second mode is air blowing cleaning treatment, particularly cleaning is carried out in a mode of blowing air to the filter plate at high pressure, the filter press running for a short time can play a cleaning role, but the cleaning effect of the filter press running for a long time is limited, residues on the filter plate accumulate more and more along with the running of the filter press to form large block-shaped dirty blocks, at the moment, the large block-shaped dirty blocks on the filter plate can not be blown off just by the high-pressure air blowing cleaning mode, therefore, the filter plate and the filter cloth are required to be stopped along with the running of time, and then the filter press runs after the filter plate and the filter cloth are detached and.

SUMMERY OF THE UTILITY MODEL

The utility model provides a filter press with block-cleaning and blow-off device, which has the advantages of good filter cake blow-off effect, blow-off and high slag removal efficiency.

In order to achieve the above purpose, the following technical solutions are provided.

A filter press with a blockage removing blow-off device comprises a rack, wherein a filter cake blow-off device, a filter pressing assembly and a roller assembly are sequentially arranged in the rack from top to bottom, the filter cake blow-off device is arranged on a top frame of the rack and comprises a lifting assembly, a horizontal moving assembly and a filter cake blow-off assembly, the filter cake blow-off assembly is arranged on the lifting assembly and driven by the lifting assembly to move up and down, and the lifting assembly is arranged on the horizontal moving assembly and driven by the horizontal moving assembly to move horizontally in the top frame; the filter pressing component is located below the filter cake blow-off device, a blockage removing component used for cleaning the filter plates is installed in the filter pressing component, and the blockage removing component is installed in a filter plate groove between adjacent filter plates. The utility model discloses pressure filter with clear stifled pressure-sensitive filter that blows off device can the level remove and the filter cake that reciprocates blows off device through the top setting at the filter-pressing subassembly, and clear setting of stifled subassembly in the filter-pressing subassembly, when spot and residue on the clean filter plate of needs, pull open the filter plate through the arm-tie ware of installing in frame crossbeam both sides earlier, at the in-process of arm-tie ware pulling filter plate activity, the filter plate is through clear stifled subassembly, dregs and the filth piece that is located in the middle of the filter plate are cleared up by clear stifled subassembly is automatic, when every filter chamber is opened to the board receiving ware pulling filter plate, filter cake blows off device and is removed the top to the filter chamber by the drive of horizontal migration subassembly, then reciprocate to the interior top-down of filter chamber by the drive of lifting unit, blow off from bottom to top to the filter cloth that. The filter press with the blockage clearing and blow-off device of the utility model firstly clears the blocky and large dregs by the blockage clearing component, and then blows air by the filter cake blow-off device to clear the small dregs, so that the dregs can be completely cleared, and the effect is good; in the whole slag removal process, the full automation is completed, the manual operation is not needed, the slag removal efficiency is high, in addition, the whole slag removal process only needs the plate pulling device to pull the filter plate to open the filter chamber, the filter plate and the filter cloth are not needed to be detached from the filter press, and the slag removal efficiency is further ensured. The utility model discloses filter cake blows setting of taking off device in pressure filter with clear stifled blowing off device, the filter cake blows off the subassembly and is driven by horizontal migration subassembly and lifting unit respectively and carries out the level and reciprocates, drive by the horizontal migration subassembly and remove to the clean filter chamber top of treating of opening, drive the filter chamber of opening activity from top to bottom by lifting unit, top-down, relapse from bottom to top to the filter cloth that is located both sides and blow the clearance dregs, its dregs clearance is complete, effectively solved current gas blowing system and installed on the centre bore of filter pressing subassembly, blow the incomplete problem of scarfing cinder to the filter cloth from the gas blow pipe of through hole centre bore. And the setting of clear stifled subassembly, at the in-process of arm-tie ware pulling filter plate, can clear away the great or cubic dregs on the filter plate, effectively solved current gas blowing system and installed on the centre bore of filter pressing subassembly, blown from the gas blow pipe of through hole centre bore to the filter cloth and cleared the sediment and can only blow the problem of small-size granule dregs.

Further, the filter cake blows and takes off the subassembly including blowing off the frame, blow off the frame and install on lifting unit, blow off and install the trachea subassembly in the frame, the one end and the high pressurized air source of trachea subassembly are connected, the bottom both sides of trachea subassembly all are equipped with a plurality of holes of blowing to the filter plate. And the two sides of the bottom of the air pipe component are respectively provided with air blowing holes for blowing air to the filter plates, so that the filter cake blow-off component simultaneously blows air to the filter plates positioned on the two sides of the filter cake blow-off component, the slag removal work of two filter plates is completed by one-time action, and the slag removal efficiency is greatly improved.

Further, the trachea subassembly includes two vertical tracheas of first vertical trachea and the vertical trachea of second that distribute in parallel, the top of first vertical trachea and the vertical trachea of second all is connected with high pressurized air source through the hose, the bottom of first vertical trachea and the vertical trachea of second is equipped with the horizontal trachea of first horizontal trachea and second respectively, the outside of the horizontal trachea of first horizontal trachea and second sets up a plurality of gas holes of blowing to the filter plate of both sides respectively.

Of course, in order to adapt to a large-scale filter press and simultaneously improve the universality of the air pipe assembly, two or more groups of air pipe assemblies can be arranged, and two or more corresponding first vertical air pipes and two or more corresponding second vertical air pipes on the two or more groups of air pipe assemblies are respectively communicated through a transverse communicating pipe. When setting up multiunit trachea subassembly, first group trachea subassembly is connected with high pressurized air source, and other trachea subassemblies all communicate in proper order with first group trachea subassembly, second group trachea subassembly … … through horizontal communicating pipe in proper order.

Further, the frame still includes two crossbeams of parallel distribution in filter pressing subassembly both sides, the one end of crossbeam is equipped with the thrust plate, and the hydro-cylinder is installed to the other end, the hydro-cylinder passes through the hydro-cylinder seat to be installed in the middle of two crossbeams, the filter pressing subassembly is located and ends between board and the hydro-cylinder seat. And the cross beam is provided with a plate pulling device for pulling the filter plate, and the plate pulling device is matched with a handle on the filter plate. When dregs on the filter pressing assembly need to be cleaned, the plate pulling device pulls the filter plate to move towards the oil cylinder seat end through the handle on the filter plate, and the dregs in the middle part are automatically cleaned by the blockage cleaning assembly in the moving process of the filter plate.

Furthermore, clear stifled subassembly is including the clear trachea of blocking up that link up the filter plate centre bore, clear tracheal one end of blocking up is connected with clear stifled high-pressure air source, the cover is equipped with the clear stifled piece of dismantling the connection on the clear trachea of blocking up, clear stifled piece is installed in the filter plate recess between the adjacent filter plate. The blockage clearing piece comprises a sleeve sleeved on a blockage clearing air pipe, a plurality of blockage clearing blocks which are distributed along the radial direction and protrude towards the sleeve are arranged on the sleeve, the blockage clearing blocks are distributed on the sleeve in a scattering shape, and the blockage clearing blocks and the sleeve are of an integrally formed structure or a split structure. The blockage removing blocks are distributed on the sleeve in a scattering manner, so that the filter plate is pulled by the plate pulling device to move towards the oil cylinder seat end, and the blocky dregs or filtered matters in the groove of the filter plate can be scraped with the blockage removing blocks at a plurality of positions in the circumferential direction of the sleeve, so that the blocky filtered matters on the filter plate are scraped by the blockage removing blocks, and the blockage removing effect is further ensured.

Furthermore, the blockage removing block is a rectangular block or a trapezoidal block, the short bottom edge of the trapezoidal block is installed on the sleeve, and the long bottom edge of the trapezoidal block is located at the outer end. When the clearance piece was the rectangular block, in the filter plate motion process, the side of rectangular block and cubic filter material contact and take place the scraping, because the rectangular block is the heat dissipation form and distributes on the sleeve pipe, consequently, the side of rectangular block is the inclined plane, and this inclined plane more does benefit to the clearance of clearance piece cubic filter material on to the filter plate. When the block cleaning block is a trapezoidal block, the short bottom edge of the trapezoidal block is arranged on the sleeve, and the long bottom edge is arranged at the outer end, so that the block cleaning block is inclined and small in the large inner end of the outer end, and the block cleaning block is more beneficial to cleaning the filter plate from the block-shaped filter. Of course, the block cleaning block can be designed into other common shapes or structures according to actual needs besides the one described herein.

Further, the thickness of the blockage removing block corresponds to that of the sleeve. Because the depth of the filter plate groove at the center of the filter plate of the filter press is limited, the blockage cleaning installation space between the adjacent filter plates has certain thickness limitation, the thickness of the sleeve needs to ensure enough installation strength on the premise of meeting the installation, the thickness of the blockage cleaning block can be slightly larger than the thickness of the sleeve and can also be equal to the thickness of the sleeve, the blockage cleaning strength can be met and simultaneously be smaller than the thickness of the sleeve, and the thicknesses of the blockage cleaning block can realize the cleaning of the blocky filter materials on the filter plate.

Furthermore, the length of the blockage removing block extending outwards from the sleeve is 1.5-3 times of the diameter of the blockage removing air pipe. Effectively ensuring the blockage removing effect of the filter plate. When the extension length of the blockage removing block is less than 1.5 times of the diameter of the blockage removing air pipe, the situation that the blocky filter cannot be scraped off can occur due to the fact that the length of the blockage removing block is too short; when the extension length of the clear stifled piece is greater than 3 times of clear stifled trachea diameter, can greatly increased clear stifled structure's raw materials cost on the one hand, on the other hand, can lead to unable the installation in the filter plate recess because clear stifled piece overlength. Tests show that when the extending length of the blockage removing block is within the range of 1.5-3 times of the diameter of the blockage removing air pipe, the blockage removing effect is best and complete.

Compared with the prior art, the utility model, the pressure filter with clear stifled air stripping device has following beneficial effect:

first, filter cake and filter residue blow off and the scarfing cinder is effectual, the utility model discloses filter cake blows off the setting of device in the pressure filter with clear stifled blowing off device, the filter cake blows off the subassembly and is driven by horizontal migration subassembly and lifting unit respectively and carries out the level and reciprocate, drive by the horizontal migration subassembly and remove to the clean filter chamber top of treating of opening, drive the filter chamber of opening activity from top to bottom by lifting unit, top-down, relapse to the filter cloth that is located both sides and blow the clearance dregs from bottom to top, its dregs clearance is complete, effectively solved current gas blowing system and installed on the centre bore of filter pressing subassembly, blow to the filter cloth from the gas blow pipe of through hole centre bore and clear away the incomplete problem of dregs. The arrangement of the blockage removing component can remove larger or blocky dregs on the filter plate in the process of pulling the filter plate by the plate pulling device, effectively solves the problem that the existing air blowing system is arranged on the central hole of the filter pressing component, and only small-sized granular dregs can be blown by blowing air from the air blowing pipe of the central hole of the through hole to the filter cloth for removing the dregs, and effectively ensures the dreg removing effect by the combination arrangement of the blockage removing component and the filter cake air-stripping device;

second, the scarfing cinder is efficient, and at whole scarfing cinder in-process, the full automatization is accomplished, need not manual operation, and the scarfing cinder is efficient, and whole scarfing cinder in-process only needs the arm-tie ware to stimulate the filter plate and open the filter chamber moreover can, need not to dismantle filter plate and filter cloth from the pressure filter, further ensures scarfing cinder efficiency.

Drawings

FIG. 1 is a schematic structural view of a filter press with a blockage removing and blow-off device of the utility model;

FIG. 2 is a diagram of the pressure filter assembly of FIG. 1 with the filter chamber open;

FIG. 3 is a perspective view of the cake stripping apparatus of FIG. 1;

FIG. 4 is a side view of the cake blow-off apparatus of FIG. 3;

FIG. 5 is a state diagram of the block clearing assembly and the filter pressing assembly shown in FIG. 1;

FIG. 6 is a schematic plan view of an embodiment of the block clearing assembly of FIG. 1;

fig. 7 is a schematic plan view of another embodiment of the block clearing assembly of fig. 1.

Detailed Description

In the description of the present invention, it is to be understood that the terms such as "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

The filter press with a device for removing blockage and blowing off of the present invention will be described in further detail with reference to the following embodiments and accompanying drawings.

As shown in fig. 1, a filter press with a blockage removing blow-off device comprises a frame 100, wherein a filter cake blow-off device 200, a filter press assembly 300 and a roller assembly 400 are sequentially arranged in the frame 100 from top to bottom, the filter cake blow-off device 200 is installed on a top frame 110 of the frame 100, the filter cake blow-off device 200 comprises a lifting assembly 210, a horizontal moving assembly 220 and a filter cake blow-off assembly 230, the filter cake blow-off assembly 230 is installed on the lifting assembly 210 and is driven by the lifting assembly 210 to move up and down, the lifting assembly 210 is installed on the horizontal moving assembly 220 and is driven by the horizontal moving assembly 220 to move horizontally in the top frame 110; the filter pressing assembly 300 is positioned below the filter cake blow-off device 200, a blockage removing assembly 500 for cleaning the filter plates 320 is arranged in the filter pressing assembly 300, and the blockage removing assembly 500 is arranged in a filter plate groove 521 between the adjacent filter plates 320.

As shown in fig. 1 and 2, the filter press assembly 300 includes a thrust plate 310 installed at one end of the frame 100, a filter plate 320, and a cylinder assembly 330 installed at the other end of the frame 100, wherein both sides of the filter plate 320 are provided with filter plate grooves 321, the center of the filter plate 320 is provided with a central mounting hole 322, both sides of the filter plate 320 are provided with handles 323 for conveniently mounting and pulling the filter plate 320, and after all the filter plates 320 are mounted, the cylinder assembly 330 is started to compress each filter plate 320; the oil cylinder assembly 330 comprises an oil cylinder mounting seat 331, an oil cylinder 332 and a pressing plate 333, wherein the oil cylinder mounting seat 331 is mounted at one end of the frame 100, the oil cylinder 332 is mounted on the frame 100 through the oil cylinder mounting seat 331, the driving end of the oil cylinder 332 is connected with the pressing plate 333, and the oil cylinder 332 drives the pressing plate 333 to tightly press the filter plate 320 which is mounted and completed.

As shown in fig. 1 and 3, the filter cake blow-off assembly 230 includes a blow-off frame 240, the blow-off frame 240 is installed on the lifting assembly 210, an air pipe assembly 230 is installed in the blow-off frame 240, one end of the air pipe assembly 230 is connected to a high-pressure air source 250, and both sides of the bottom of the air pipe assembly 230 are provided with a plurality of air blowing holes 235 for blowing air to the filter plate 320. The two sides of the bottom of the air pipe assembly 230 are respectively provided with an air blowing hole 235 for blowing air to the filter plates 320, so that the filter cake blow-off assembly 230 simultaneously blows air to the filter plates 320 positioned at the two sides of the filter cake blow-off assembly 230, the slag removal work of the two filter plates 320 is completed by one-time action, and the slag removal efficiency is greatly improved.

Specifically, referring to fig. 1, 3 and 4, the air pipe assembly 230 includes two first vertical air pipes 231 and second vertical air pipes 232 which are distributed in parallel, tops of the first vertical air pipes 231 and the second vertical air pipes 232 are connected to a high-pressure air source 250 through hoses 236, bottoms of the first vertical air pipes 231 and the second vertical air pipes 232 are respectively provided with first transverse air pipes 234 and second transverse air pipes 237, and outer sides of the first transverse air pipes 234 and the second transverse air pipes 237 are respectively provided with a plurality of air blowing holes 235 which blow air to the filter plates 320 on two sides.

Referring to fig. 1, 3 and 4, in order to adapt to a large-scale filter press and improve the versatility of the air pipe assembly 230, two or more sets of air pipe assemblies 230 may be provided, and two or more first vertical air pipes 231 and two or more second vertical air pipes 232 on the two or more sets of air pipe assemblies 230 are respectively communicated through a transverse communication pipe 233. When a plurality of sets of air pipe assemblies 230 are arranged, the first set of air pipe assemblies 230 are connected with the high-pressure air source 250, and other air pipe assemblies 230 are sequentially communicated with the first set of air pipe assemblies 230 and the second set of air pipe assemblies 230 … … through the transverse communicating pipes 233.

Referring to fig. 1, the frame 100 further includes two cross beams 120 distributed in parallel at two sides of the filter pressing assembly 300, one end of each cross beam 120 is provided with a thrust plate 310, the other end of each cross beam is provided with an oil cylinder 332, the oil cylinder 332 is installed between the two cross beams 120 through an oil cylinder base 331, and the filter pressing assembly 300 is located between the thrust plate 310 and the oil cylinder base 331. The cross beam 120 is provided with a plate puller 130 for pulling the filter plate 320, and the plate puller 130 is matched with a handle 323 on the filter plate 320. When the filter pressing assembly 300 needs to be cleaned, the plate pulling device 130 pulls the filter plate 320 to the end of the oil cylinder base 331 through the handle 323 on the filter plate 320, and the middle part of dregs are automatically cleaned by the blockage cleaning assembly 500 during the movement of the filter plate 320 through the blockage cleaning assembly 500.

Referring to fig. 1, 5 to 7, the blockage clearing assembly 500 includes a blockage clearing air pipe 510 penetrating through the central mounting hole 322 of the filter plate 320, one end of the blockage clearing air pipe 510 is connected with a blockage clearing high-pressure air source 520, a blockage clearing piece 530 detachably connected is sleeved on the blockage clearing air pipe 510, and the blockage clearing piece 530 is mounted in a filter plate groove 521 between adjacent filter plates 320. The blockage removing piece 530 comprises a sleeve 531 sleeved on the blockage removing air pipe 510, a plurality of blockage removing blocks 532 which are distributed along the radial direction and protrude towards the sleeve 531 are arranged on the sleeve 531, the blockage removing blocks 532 are distributed on the sleeve 531 in a scattering manner, and the blockage removing blocks 532 and the sleeve 531 are of an integrated structure or a split structure. The blockage cleaning blocks 532 are distributed on the sleeve 531 in a scattering manner, so that the filter plate 320 is pulled by the plate pulling device 130 to move towards the oil cylinder seat end, and the blocky dregs or filtered matters in the filter plate groove 521 can be scraped with the blockage cleaning blocks 532 at a plurality of positions in the circumferential direction of the sleeve 531, so that the blocky filtered matters on the filter plate 320 are scraped by the blockage cleaning blocks 532, and the blockage cleaning effect is further ensured.

Referring to fig. 6, the cleaning block 532 is a rectangular block, and during the movement of the filter plate 320, the side surface of the rectangular block contacts with the block-shaped filter and scrapes, and since the rectangular block is distributed on the sleeve 531 in a heat dissipation manner, the side surface of the rectangular block is an inclined surface, which is more beneficial to cleaning the block-shaped filter on the filter plate 320 by the cleaning block 532.

Referring to fig. 7, the block clearing block 532 may be designed as a trapezoid block as shown in fig. 7, except for the above rectangular block, when the block clearing block 532 is a trapezoid block, the short bottom edge of the trapezoid block is installed on the sleeve 531, and the long bottom edge of the trapezoid block is located at the outer end. When the blockage clearing block 532 is a trapezoidal block, the short bottom edge of the trapezoidal block is arranged on the sleeve 531, and the long bottom edge is arranged at the outer end, so that the blockage clearing block 532 is an inclined blockage clearing block 532 with a large outer end and a small inner end, and the blockage clearing block 532 is more favorable for clearing blocked filtering materials on the filter plate 320. Of course, the cleaning block 532 may be designed into other common shapes or structures according to actual needs besides those described herein.

Referring to fig. 1 and 5, the thickness of the blockage block 532 corresponds to the thickness of the sleeve 531. Because the depth of the filter plate groove 521 at the center of the filter plate 320 of the filter press is limited, the blockage removing installation space between adjacent filter plates 320 has certain thickness limitation, the thickness of the sleeve 531 needs to ensure enough installation strength on the premise of meeting the installation, the thickness of the blockage removing block 532 can be slightly larger than the thickness of the sleeve 531, can also be equal to the thickness of the sleeve 531, certainly can meet the blockage removing strength and simultaneously is smaller than the thickness of the sleeve 531, and the blockage removing block 532 can realize the cleaning of the blocky filter matters on the filter plate 320.

Referring to fig. 1 and 5, the length of the blockage clearing block 532 extending outwards from the sleeve 531 is 1.5 to 3 times the diameter of the blockage clearing air pipe 510. The blockage removing effect of the filter plate 320 is effectively ensured. When the extension length of the blockage removing block 532 is less than 1.5 times of the diameter of the blockage removing air pipe 510, the situation that the blocky filter cannot be scraped off due to the fact that the length of the blockage removing block 532 is too short can occur; when the protruding length of the block clearing block 532 is more than 3 times of the diameter of the block clearing air pipe 510, on one hand, the raw material cost of the block clearing structure is greatly increased, and on the other hand, the block clearing block 532 is too long, so that the block clearing block can not be installed in the filter plate groove 521. Tests show that when the extending length of the blockage removing block 532 is within the range of 1.5-3 times of the diameter of the blockage removing air pipe 510, the blockage removing effect is best and complete.

Referring to fig. 1 to 7, the filter press with a blockage removing blow-off device of the present invention is configured by disposing a filter cake blow-off device 200 capable of horizontally moving left and right and moving up and down above a filter press assembly 300, and disposing a blockage removing assembly 500 in the filter press assembly 300, when dirt and residue on the filter plate 320 need to be cleaned, the filter plate 320 is pulled open by the plate pulling devices 130 arranged at the two sides of the cross beam 120 of the frame 100, during the process that the plate puller 130 pulls the filter plate 320 to move, the filter plate 320 passes through the blockage removing assembly 500, dregs and dirt blocks positioned in the middle of the filter plate 320 are automatically removed by the blockage removing assembly 500, when the filter plate 320 is pulled by the connecting plate to open one filter chamber, the filter cake blow-off device 200 is driven by the horizontal moving assembly 220 to move to the upper part of the filter chamber, then the lifting component 210 drives the filter cloth to move up and down to the filter chamber from top to bottom, and then the filter cloth on the two sides is repeatedly blown from bottom to top to clean the dregs. The filter press with the blockage clearing and blow-off device of the utility model firstly clears the blocky larger dregs by the blockage clearing component 500, and then blows and clears the smaller dregs by the filter cake blow-off device 200, so that the dregs can be completely cleared, and the effect is good; in the whole slag removal process, the full automation is completed, the manual operation is not needed, the slag removal efficiency is high, in addition, the whole slag removal process only needs the plate pulling device 130 to pull the filter plate 320 to open the filter chamber, the filter plate 320 and the filter cloth are not needed to be detached from the filter press, and the slag removal efficiency is further ensured. The utility model discloses filter cake blows setting of taking off device 200 in pressure filter with clear stifled blowing off device, filter cake blows off subassembly 230 and is carried out the level and reciprocates by horizontal migration subassembly 220 and lifting unit 210 drive respectively, drive by horizontal migration subassembly 220 and remove to the clean straining chamber top of treating of opening, drive the straining chamber of opening activity from top to bottom by lifting unit 210, top-down, relapse from bottom to top to the filter cloth that is located both sides clearance dregs, its dregs clearance is complete, effectively solved current gas blowing system and installed on the centre bore of filter pressing subassembly 300, blow the incomplete problem of sediment of clearing away to the filter cloth from the gas blow pipe of through hole centre bore. The arrangement of the blockage removing component 500 can remove larger or blocky dregs on the filter plate 320 in the process that the plate pulling device 130 pulls the filter plate 320, thereby effectively solving the problem that the existing air blowing system is arranged on the central hole of the filter pressing component 300, and only small-sized granular dregs can be blown by blowing air from the air blowing pipe of the central hole of the through hole to the filter cloth for removing dregs.

The above embodiments are only specific embodiments of the present invention, and the description thereof is specific and detailed, but not construed as limiting the scope of the present invention. It should be noted that, for a person skilled in the art, many variations and modifications are possible without departing from the inventive concept, and such obvious alternatives fall within the scope of the invention.

Claims

1. The utility model provides a pressure filter with clear stifled air stripping device, includes the frame, its characterized in that: the filter cake blowing-off device is installed on a top frame of the frame and comprises a lifting component, a horizontal moving component and a filter cake blowing-off component, the filter cake blowing-off component is installed on the lifting component and driven by the lifting component to move up and down, the lifting component is installed on the horizontal moving component and driven by the horizontal moving component to move horizontally in the top frame; the filter pressing component is located below the filter cake blow-off device, a blockage removing component used for cleaning the filter plates is installed in the filter pressing component, and the blockage removing component is installed in a filter plate groove between adjacent filter plates.

2. The filter press with the blockage-removing and blow-off device as claimed in claim 1, wherein the filter cake blow-off component comprises a blow-off frame, the blow-off frame is arranged on the lifting component, an air pipe component is arranged in the blow-off frame, one end of the air pipe component is connected with a high-pressure air source, and the bottom of the air pipe component is provided with a plurality of air blowing holes for blowing air to the filter plate.

3. The filter press with the blockage clearing and blow-off device according to claim 2, wherein the air pipe assembly comprises a first vertical air pipe and a second vertical air pipe which are distributed in parallel, the tops of the first vertical air pipe and the second vertical air pipe are both connected with a high-pressure air source through hoses, the bottoms of the first vertical air pipe and the second vertical air pipe are respectively provided with a first transverse air pipe and a second transverse air pipe, and the outer sides of the first transverse air pipe and the second transverse air pipe are respectively provided with a plurality of air blowing holes for blowing air to the filter plates on two sides.

4. The filter press with the blockage-removing and blow-off device as claimed in claim 3, wherein the air pipe assemblies are divided into two groups, and the two corresponding first vertical air pipes and the two corresponding second vertical air pipes on the two groups of air pipe assemblies are respectively communicated through a transverse communicating pipe.

5. The filter press with the blockage-removing blow-off device according to any one of claims 1 to 4, wherein the frame further comprises two cross beams which are distributed at two sides of the filter press assembly in parallel, one end of each cross beam is provided with a thrust plate, the other end of each cross beam is provided with an oil cylinder, each oil cylinder is arranged between the two cross beams through an oil cylinder seat, and the filter press assembly is positioned between the stop plate and the oil cylinder seat.

6. The filter press with blockage-removing and blow-off devices as claimed in claim 5, wherein the cross beam is provided with a plate pulling device for pulling the filter plate, and the plate pulling device is matched with a handle on the filter plate.

7. The filter press with the blockage removing and blow-off device as claimed in claim 6, wherein the blockage removing component comprises a blockage removing air pipe which penetrates through the central hole of the filter plate, a blockage removing piece which is detachably connected is sleeved on the blockage removing air pipe, and the blockage removing piece is arranged in a filter plate groove between the adjacent filter plates.

8. The filter press with the blockage removing and blow-off device as claimed in claim 7, wherein the blockage removing member comprises a sleeve pipe sleeved on the blockage removing air pipe, a plurality of blockage removing blocks which are radially distributed and protrude towards the sleeve pipe are arranged on the sleeve pipe, the blockage removing blocks are distributed on the sleeve pipe in a scattering manner, and the blockage removing blocks and the sleeve pipe are in an integrated structure or a split structure.

9. The filter press with blockage removing and blow-off devices as claimed in claim 8, wherein the blockage removing block is a rectangular block or a trapezoidal block, the short bottom edge of the trapezoidal block is arranged on the sleeve, and the long bottom edge of the trapezoidal block is positioned at the outer end.

10. The filter press with the blockage removing and blow-off device as claimed in claim 8, wherein the blockage removing block extends outwards from the sleeve by 1.5 to 3 times of the diameter of the air blowing pipe.