CN220788350U

CN220788350U - Sludge separation device

Info

Publication number: CN220788350U
Application number: CN202322199996.0U
Authority: CN
Inventors: 王振勇; 蒋荣; 胡洪良
Original assignee: Suzhou Kejin Environmental Protection Technology Co ltd
Current assignee: Suzhou Kejin Environmental Protection Technology Co ltd
Priority date: 2023-08-16
Filing date: 2023-08-16
Publication date: 2024-04-16
Anticipated expiration: 2033-08-16

Abstract

The utility model belongs to the technical field of plate-and-frame filter presses, and particularly relates to a sludge separation device, wherein a fixed pressing plate and a movable pressing plate are respectively arranged at the left end and the right end of the inner side of a guide support frame, an extrusion mechanism for driving the movable pressing plate to move is arranged at the right end of the outer side of the guide support frame, a drainage plate and a filter frame which are arranged in a staggered manner are connected with the inner side of the guide support frame in a sliding manner, and the drainage plate and the filter frame are positioned between the fixed pressing plate and the movable pressing plate; the left side and the right side of the filter frame are respectively provided with a yielding groove, and a thrust spring is connected between the drain board and the inner wall of the yielding groove; the drainage plate comprises a water passing plate, clamping plates are arranged on the left side and the right side of the water passing plate, and a filter plate is clamped between the water passing plate and the clamping plates; the device applies thrust to the movable pressing plate periodically, so that the filter plate can shake periodically, mud cakes on the filter plate can be shaken off through shaking of the filter plate, and the mud cakes can be taken out conveniently.

Description

Sludge separation device

Technical Field

The utility model relates to the technical field of plate-and-frame filter presses, in particular to a sludge separation device.

Background

The sludge is dehydrated, so that the wet weight of the sludge can be reduced, the volume of the sludge can be reduced, and the cost of transporting and disposing the sludge can be reduced. Currently, there are filter presses, centrifuges, belt presses, plate and frame presses, and the like as sludge dewatering methods. The plate-and-frame filter press has the advantages of large filtering driving force, high solid content of filter cakes, clear filtrate, high solid recovery rate, small consumption of conditioning medicines and the like, and is still widely applied to some small sewage treatment places.

In a small-sized factory, the sewage treatment amount and the sludge generation amount are relatively small, so that the method is very suitable for sludge separation operation by using a plate-and-frame filter press; after sludge is dried by using a plate-and-frame filter press, a filter cake can be adhered to a filter plate, and the filter plate can be dropped only by shaking manually, so that the filter cake is more troublesome to clean; in addition, the filter cloth on the filter plate also needs to be cleaned or replaced regularly, a plurality of filter plates on the existing plate-and-frame filter press are fixed together side by side, and when the filter plates are disassembled, the filter plates on the front sides of the filter plates need to be taken down completely, and then the filter plates can be taken out, so that the filter plates are more troublesome to replace.

Disclosure of Invention

The utility model aims to provide a sludge separation device, which solves the problem that a filter cake on a filter plate of the conventional plate-and-frame filter press is difficult to take out in the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the sludge separation device comprises a guide support frame, wherein a fixed pressing plate and a movable pressing plate are respectively arranged at the left end and the right end of the inner side of the guide support frame, an extrusion mechanism for driving the movable pressing plate to move is arranged at the right end of the outer side of the guide support frame, the inner side of the guide support frame is slidably connected with a drainage plate and a filter frame which are arranged in a staggered manner, and the drainage plate and the filter frame are positioned between the fixed pressing plate and the movable pressing plate;

the left side and the right side of the filter frame are respectively provided with a yielding groove, and a thrust spring is connected between the drain board and the inner wall of the yielding groove; the drainage plate comprises a water passing plate, clamping plates are arranged on the left side and the right side of the water passing plate, and a filter plate is clamped between the water passing plate and the clamping plates;

a mud inlet pipe and a drain pipe are arranged on the right side of the movable pressing plate, and drain holes corresponding to the drain pipe are formed in the transverse directions of the drain plate, the filter frame and the filter plate in a penetrating manner; the drain plate and the filter frame are respectively provided with a mud inlet corresponding to the mud inlet pipe in a penetrating way in the transverse direction; a mud pressing groove is formed in the left side of the filter frame in a penetrating mode, and the mud pressing groove is communicated with the mud inlet hole; the left side and the right side of the drain board are provided with drain grooves, and the drain grooves are communicated with the drain holes.

Preferably, the extrusion mechanism comprises a transmission shaft and a servo motor for driving the transmission shaft to rotate, and driving bevel gears are sleeved on the outer sides of two ends of the transmission shaft;

the front side and the rear side of the outer end of the guide support frame are respectively provided with a transmission support, the inner side of each transmission support is movably provided with a transmission screw rod, the rear end of each transmission screw rod penetrates through each transmission support and is connected with a driven bevel gear, and the driven bevel gears are meshed with the driving bevel gears;

the outside spiro union of transmission lead screw has the transmission slider, both sides be connected with the drive plate between the transmission slider, the drive plate links firmly with the clamp plate that moves about.

Preferably, the clamping plate is provided with a stepped groove at one side close to the water passing plate, and a stepped plate corresponding to the stepped groove is arranged at the outer side of the filter plate.

Preferably, the clamping plate and the water passing plate are provided with avoidance grooves on one sides close to each other, and distance-increasing springs are connected between the inner walls of the avoidance grooves on both sides.

Preferably, an adjusting column penetrating through the water passing plate is connected between the clamping plates at two sides of the water passing plate;

the adjusting column comprises a drawing column and a limiting sleeve, one end of the drawing column is inserted into the inner side of the limiting sleeve and connected with the limiting column, and the other ends of the drawing column and the limiting sleeve are connected with abutting plates.

Compared with the prior art, the utility model has the beneficial effects that:

1) The device pushes the drain plate to drive the filter plate to be close to the filter frame through the pressure applied by the movable pressing plate, after the movable pressing plate removes the pressure, the thrust spring pushes the drain plate to drive the filter plate to be far away from the filter frame through elasticity, the device can enable the filter plate to shake periodically through periodically applying thrust to the movable pressing plate, mud cakes on the filter plate can be shaken off through shaking of the filter plate, and the fallen mud cakes are more convenient to pick up, so that the mud cakes can be taken out conveniently;

2) The device clamps the filter plate through the water passing plate and the clamping plate, and when pushing force is applied to the movable pressing plate, the pressure applied by the movable pressing plate can push the water passing plate and the clamping plate to clamp the filter plate, so that the filter plate is fixed; after the pushing force is removed from the movable pressing plate, the water passing plate and the clamping plate are not extruded to the filter plate, and the filter plate can be conveniently taken out and replaced at the moment.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic view of a drain board structure according to the present utility model;

FIG. 3 is a schematic view of a cross-sectional structure of a drain board of the present utility model;

FIG. 4 is a schematic cross-sectional top view of a tuning post of the present utility model;

FIG. 5 is a schematic diagram of a left-hand structure of the water passing plate of the present utility model;

FIG. 6 is a schematic view of a cross-sectional structure of a filter frame according to the present utility model;

FIG. 7 is a schematic diagram of a left-hand construction of a filter plate of the present utility model;

FIG. 8 is a schematic top view cross-sectional structure of the extrusion mechanism of the present utility model.

In the figure: the device comprises a guide supporting frame 1, a squeezing mechanism 2, a servo motor 21, a transmission shaft 22, a driving bevel gear 23, a driven bevel gear 24, a transmission bracket 25, a transmission screw rod 26, a transmission plate 27, a transmission slide block 29, a traveling pressing plate 3, a filtering frame 4, a mud pressing groove 41, a drainage plate 5, a water passing plate 51, a clamping plate 52, a regulating column 53, a drawing column 531, a 532 limiting sleeve 533, a butt joint plate 534, a spacing column 534, a distance increasing spring 54, a drainage groove 55, a filtering plate 6, a step plate 61, a mud feeding pipe 7, a drainage pipe 8, a fixed pressing plate 9, a thrust spring 10, a mud feeding hole 11 and a drainage hole 12.

Description of the embodiments

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be understood that the terms "upper," "lower," "front," "rear," "left," "right," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present utility model and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Examples

Referring to fig. 1-8, the present utility model provides a technical solution: the sludge separation device comprises a guide support frame 1, wherein a fixed pressing plate 9 and a movable pressing plate 3 are respectively arranged at the left end and the right end of the inner side of the guide support frame 1, the fixed pressing plate 9 is welded or fixed on the left side of an inner cavity of the support frame 1 through bolts, the movable pressing plate 3 is slidably arranged on the right side of the inner cavity of the support frame 1, guide bulges are arranged on the inner side of the guide support frame 1, and guide sliding grooves matched with the guide bulges are formed in the front side and the rear side of the movable pressing plate 3; the right end of the outer side of the guide support frame 1 is provided with an extrusion mechanism 2, and the extrusion mechanism 2 is used for driving the movable pressing plate 3 to move left and right; the inner side of the guide support frame 1 is slidably connected with a drain plate 5 and a filter frame 4, the drain plate 5 and the filter frame 4 are staggered, two structures at the outermost side adopt the drain plate 5, the drain plate 5 and the filter frame 4 are positioned between a fixed pressing plate 9 and a movable pressing plate 3, and the movable pressing plate 3 moves leftwards to press the drain plate 5 and the filter frame 4;

the left side and the right side of the filter frame 4 are provided with a yielding groove, a thrust spring 10 is connected between the drain board 5 and the inner wall of the yielding groove, and after the thrust spring 10 is pressed, the thrust spring 10 can retract to the inner side of the yielding groove, so that the filter frame 4 and the drain board 5 can be fully attached; the drain plate 5 includes the water passing plate 51, and the left and right sides of water passing plate 51 all is provided with grip block 52, and the centre gripping has filter plate 6 between water passing plate 51 and the grip block 52, and filter plate 6 can follow and cross between water passing plate 51 and the grip block 52 and draw out or pack into, water passing plate 51 and grip block 52 also rely on the pressure that extrusion mechanism 2 applyed to carry out the centre gripping seal to filter plate 6.

The right side of the movable pressing plate 3 is provided with a mud inlet pipe 7 and a drain pipe 8, external sludge enters the device through the mud inlet pipe 7, and water in the sludge is discharged through the drain pipe 8; the drain holes 12 are formed in the drain plate 5, the filter frame 4 and the filter plate 6 in a penetrating manner in the transverse direction, the drain holes 12 in the drain plate 5, the filter frame 4 and the filter plate 6 are aligned with each other, after the drain plate 5, the filter frame 4 and the filter plate 6 are pressed, the drain holes 12 of the drain plate 5, the filter frame 4 and the filter plate 6 are mutually attached, and the pressed water flows into the drain pipe 8 along the drain holes 12 and then flows out of the drain pipe 8. The drain plate 5 and the filter frame 4 are transversely penetrated and provided with mud inlet holes 11, the mud inlet holes 11 on the drain plate 5 and the filter frame 4 are mutually aligned, and after the drain plate 5 and the filter frame 4 are pressed, the mud inlet holes 11 of the drain plate 5 and the filter frame 4 are mutually attached, and mud in the mud inlet pipe 7 enters through the mud inlet holes 11. A flexible material can be arranged between the drain plate 5, the filter frame 4 and the filter plate 6 to serve as a sealing ring (not shown in the figure). The left side of the filter frame 4 is provided with a mud pressing groove 41 in a penetrating way, the mud pressing groove 41 is communicated with the mud inlet hole 11, the two sides of the filter frame 4 are respectively provided with a filter plate 6, the filter plates 6 on the two sides and the mud pressing groove 41 on the inner side of the filter frame 4 enclose a filter chamber, after the mud is pumped into the mud pressing groove 41, the pressure is increased along with the increase of the mud, and the water in the mud is extruded out and leaves the filter chamber through the filter plates 6; the drain grooves 55 are formed in the left and right sides of the drain plate 5, the drain grooves 55 are communicated with the drain holes 12, and moisture leaving the filter chamber enters the drain grooves 55 and is then discharged along the drain holes 12.

The extrusion mechanism 2 comprises a servo motor 21, a transmission shaft 22, a driving bevel gear 23, a driven bevel gear 24, a transmission bracket 25, a transmission screw 26, a transmission plate 27, a protective cover 28 and a transmission sliding block 29; the servo motor 21 is arranged on the right of the outer side of the guide support frame 1 and used for driving the transmission shaft 22 to rotate, the transmission shaft 22 is connected with the guide support frame 1 through a bearing, and the transmission shaft 22 and the servo motor 21 are in gear transmission; the number of the driving bevel gears 23 is two, the two driving bevel gears 23 are connected to the outer ends of the two sides of the transmission shaft 22, the two transmission screw rods 26 are also two, the outer ends of the two transmission screw rods 26 are respectively sleeved with a driven bevel gear 24, and the two driven bevel gears 24 are respectively meshed with the driven bevel gears 24 on the two sides and are used for driving the two transmission screw rods 26 to synchronously rotate; the number of the transmission brackets 25 is two, the transmission brackets 25 are respectively fixed at the front and rear sides of the outer side of the guide support frame 1, the two transmission brackets 25 are used for supporting two transmission screw rods 26, and the transmission screw rods 26 are connected with the transmission brackets 25 through bearings; the two transmission slide blocks 29 are also arranged, the two transmission slide blocks 29 are respectively in threaded connection with the two transmission screw rods 26 through ball nuts, sliding holes for the transmission slide blocks 29 to slide are respectively formed in the front side and the rear side of the guide support frame 1, the two transmission slide blocks 29 respectively penetrate through the sliding holes on the two sides and are connected with the transmission plate 27, the transmission plate 27 is fixedly connected with the movable pressing plate 3, and then the movable pressing plate 3 is driven to move by the transmission plate 27. Compared with the traditional method that the hydraulic cylinder is used for pushing the movable pressing plate 3 to move on one side, when the pressing mechanism 2 is used for pushing, the length of the plate-and-frame filter press is shorter and the plate-and-frame filter press is easier to put when the pressing mechanism 2 is used in the same stroke. The outer sides of the servo motor 21, the transmission shaft 22, the driving bevel gear 23 and the driven bevel gear 24 are sleeved with a protective cover 28 for avoiding false touch.

The clamping plate 52 is provided with a stepped groove at one side close to the water passing plate 51, the outer side of the filter plate 6 is provided with a stepped plate 61 corresponding to the stepped groove, and the filter plate 6 can be aligned with the clamping plate 52 conveniently through the cooperation of the stepped plate 61 and the stepped groove.

The clamping plate 52 and the water passing plate 51 are provided with avoidance grooves on one side close to each other, a distance-increasing spring 54 is connected between the inner walls of the avoidance grooves on two sides, and when the distance-increasing spring 54 is compressed by pressure, the distance-increasing spring 54 can completely retract into the inner sides of the avoidance grooves, so that the clamping plate 52 and the water passing plate 51 can be completely attached; after the pressure is removed, the distance-increasing spring 54 pushes the holding plate 52 and the water passing plate 51 apart, thereby facilitating the extraction and insertion of the filter plate 6.

An adjusting column 53 penetrating through the water passing plate 51 is connected between the clamping plates 52 at two sides of the water passing plate 51; the adjusting column 53 comprises a drawing column 531 and a limit sleeve 532, one end of the drawing column 531 is inserted into the inner side of the limit sleeve 532 and is connected with a limit column 534, the limit column 534 is used for limiting the drawing limit of the drawing column 531, and when the drawing column 531 is drawn out to the limit, the distance between the clamping plate 52 and the water passing plate 51 is smaller than the thickness of the filter plate 6, so that the filter plate 6 is prevented from automatically falling; the other ends of the drawing column 531 and the limit sleeve 532 are connected with a butt plate 533, and the butt plate 533 on both sides is fixedly connected with the clamping plate 52 on both sides.

Working principle: pumping sludge into a sludge inlet hole 11 from a sludge inlet pipe 7, then, introducing the sludge into a sludge pressing groove 41, increasing the pressure between the sludge along with the increase of the sludge in the sludge pressing groove 41, extruding the water in the sludge under pressure, introducing the extruded water into a water discharge groove 55 of a water discharge plate 5 through a filter plate 6, and introducing the water into a water discharge pipe 8 along with a water discharge hole 12 and discharging the water;

after the water in the sludge is extruded, the dried sludge is adhered to the filter plate 6, then the servo motor 21 is started, the servo motor 21 drives the transmission shaft 22 to rotate positively, the transmission shaft 22 drives the driven bevel gear 24 to rotate through the driving bevel gear 23, the driven bevel gear 24 drives the transmission screw 26 to rotate, the transmission screw 26 drives the transmission plate 27 to move rightwards through the transmission slide block 29, and the transmission plate 27 drives the movable pressing plate 3 to move rightwards; similarly, when the servo motor 21 drives the transmission shaft 22 to reversely rotate, the transmission plate 27 drives the movable pressing plate 3 to move left;

when the transmission plate 27 moves to the right, the elastic force of the thrust spring 10 pushes the drainage plate 5 to drive the filter plate 6 to be far away from the filter frame 4; when the transmission plate 27 drives the movable pressing plate 3 to move left, the movable pressing plate 3 applies pressure to the drainage plate 5 and the filter frame 4, so that the drainage plate 5 is driven to bring the filter plate 6 close to the filter frame 4; the servo motor 21 drives the transmission shaft 22 to periodically rotate positively and negatively, so that the filter plate 6 can be rocked, mud cakes on the filter plate 6 can be shaken off through rocking, and further the mud cakes can be conveniently taken out.

While the fundamental and principal features of the utility model and advantages of the utility model have been shown and described, it will be apparent to those skilled in the art that the utility model is not limited to the details of the foregoing exemplary embodiments, but may be embodied in other specific forms without departing from the spirit or essential characteristics thereof; the present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a sludge separation device, includes direction braced frame (1), fixed clamp plate (9) and clamp plate (3) that move about are installed respectively to the inboard left and right sides of direction braced frame (1), its characterized in that: the right end of the outer side of the guide support frame (1) is provided with an extrusion mechanism (2) for driving the movable pressing plate (3) to move, the inner side of the guide support frame (1) is connected with a drainage plate (5) and a filter frame (4) which are arranged in a staggered manner in a sliding manner, and the drainage plate (5) and the filter frame (4) are positioned between the fixed pressing plate (9) and the movable pressing plate (3);

the left side and the right side of the filter frame (4) are respectively provided with a yielding groove, and a thrust spring (10) is connected between the drain plate (5) and the inner wall of the yielding groove; the drainage plate (5) comprises a water passing plate (51), clamping plates (52) are arranged on the left side and the right side of the water passing plate (51), and a filter plate (6) is clamped between the water passing plate (51) and the clamping plates (52);

a mud inlet pipe (7) and a drain pipe (8) are arranged on the right side of the movable pressing plate (3), and drain holes (12) corresponding to the drain pipe (8) are formed in the drain plate (5), the filter frame (4) and the filter plate (6) in a penetrating manner in the transverse direction; the drain plate (5) and the filter frame (4) are respectively provided with a mud inlet hole (11) corresponding to the mud inlet pipe (7) in a penetrating way in the transverse direction; a mud pressing groove (41) is formed in the left side of the filter frame (4) in a penetrating mode, and the mud pressing groove (41) is communicated with the mud inlet hole (11); drainage grooves (55) are formed in the left side and the right side of the drainage plate (5), and the drainage grooves (55) are communicated with the drainage holes (12).

2. A sludge separation apparatus as claimed in claim 1, wherein: the extrusion mechanism (2) comprises a transmission shaft (22) and a servo motor (21) for driving the transmission shaft (22) to rotate, and driving bevel gears (23) are sleeved on the outer sides of two ends of the transmission shaft (22);

the front side and the rear side of the outer end of the guide support frame (1) are respectively provided with a transmission bracket (25), the inner side of each transmission bracket (25) is movably provided with a transmission screw rod (26), the rear end of each transmission screw rod (26) penetrates through each transmission bracket (25) and is connected with a driven bevel gear (24), and the driven bevel gears (24) are meshed with the driving bevel gears (23);

the outside spiro union of transmission lead screw (26) has transmission slider (29), both sides be connected with drive plate (27) between transmission slider (29), drive plate (27) are linked firmly with movable clamp plate (3).

3. A sludge separation apparatus as claimed in claim 1, wherein: the clamping plate (52) is provided with a stepped groove at one side close to the water passing plate (51), and a stepped plate (61) corresponding to the stepped groove is arranged at the outer side of the filter plate (6).

4. A sludge separation apparatus as claimed in claim 1, wherein: the clamping plate (52) and the water passing plate (51) are provided with avoidance grooves on one sides close to each other, and distance-increasing springs (54) are connected between the inner walls of the avoidance grooves on two sides.

5. The sludge separation apparatus as claimed in claim 4, wherein: an adjusting column (53) penetrating through the water passing plate (51) is connected between the clamping plates (52) at two sides of the water passing plate (51);

the adjusting column (53) comprises a drawing column (531) and a limiting sleeve (532), one end of the drawing column (531) is inserted into the inner side of the limiting sleeve (532) and connected with a limiting column (534), and the other ends of the drawing column (531) and the limiting sleeve (532) are connected with an abutting plate (533).