CN211935743U

CN211935743U - Cleaning device of plate and frame filter press

Info

Publication number: CN211935743U
Application number: CN202020561250.3U
Authority: CN
Inventors: 张中义; 马跃东
Original assignee: Yuzhou Huade Environmental Protection Technology Co ltd
Current assignee: Yuzhou Huade Environmental Protection Technology Co ltd
Priority date: 2020-04-16
Filing date: 2020-04-16
Publication date: 2020-11-17
Anticipated expiration: 2030-04-16

Abstract

The utility model discloses a cleaning device of plate and frame pressure filter relates to the relevant field of pressure filter, and is comparatively simple to the mechanical clearance mode of pressure filter at present for solving, can not clear away the remaining problem of filter cake on the filter cloth completely. The lower extreme of pressure filter crossbeam is provided with the tie-beam, the lower extreme of tie-beam is fixed with clearance mechanism, and clearance mechanism installs a plurality ofly, clearance mechanism includes intermediate support board, side clearance board, clearance brush, compression spring and rotates the piece, and the side clearance board is located the both sides of intermediate support board, rotates the lower extreme that is located between intermediate support board and the side clearance board, and the lower extreme and the intermediate support board of side clearance board one side rotate through rotating the piece and are connected, and compression spring is located between intermediate support board and the side clearance board, and compression spring's both ends are all fixed with intermediate support board and side clearance board, and the clearance brush is located the side of side clearance board, and the clearance brush is fixed on the side clearance board.

Description

Cleaning device of plate and frame filter press

Technical Field

The utility model relates to a pressure filter correlation field specifically is a cleaning device of plate and frame pressure filter.

Background

A mechanical device for dialyzing liquid by applying a certain pressure to a subject by using a special filter medium in a filter press is a common solid-liquid separation device. The filter mechanism of the filter press consists of filter plates, filter frames, filter cloth and a squeezing diaphragm, wherein the two sides of each filter plate are coated by the filter cloth, and when the squeezing diaphragm needs to be configured, one group of filter plates consists of a diaphragm plate and a side plate. The two sides of the base plate of the diaphragm plate are coated with rubber diaphragms, the outer sides of the diaphragms are coated with filter cloth, and the side plate is a common filter plate. The material enters each filter chamber from the holes on the thrust plate, solid particles are trapped in the filter chambers because the particle size of the solid particles is larger than the pore size of the filter medium (filter cloth), and filtrate flows out from the liquid outlet holes below the filter plates.

After the filter press performs primary filter pressing, liquid flows out from a liquid outlet hole below a filter plate, solids are left on the filter plate and are discharged through a discharging mechanism, but part of filter cakes are left on filter cloth and need to be cleaned by a cleaning device, the cleaning part of the filter press is cleaned manually at present, part of mechanical cleaning is to drive cleaning blocks with brushes on two sides to extend into the filter plates through a cylinder and move up and down for cleaning, but the filter cloth has certain toughness, the cleaning structure that the cleaning blocks drive the brushes to move up and down is simple, part of filter cakes with strong viscosity are left on the filter cloth, and cleaning work needs to be finished by secondary water washing; therefore, the market urgently needs to develop a cleaning device of a plate and frame filter press to help people to solve the existing problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a cleaning device of plate and frame pressure filter to the mechanical clearance mode to the pressure filter is comparatively simple at present that proposes in solving above-mentioned background art, can not clear away the remaining problem of filter cake on the filter cloth completely.

In order to achieve the above object, the utility model provides a following technical scheme: a cleaning device of a plate-and-frame filter press comprises a filter press beam and a filter pressing plate, wherein the lower end of the filter press beam is provided with a connecting beam, the lower extreme of tie-beam is fixed with clearance mechanism, clearance mechanism installs a plurality ofly, clearance mechanism includes the intermediate strut board, the side clearance board, the clearance brush, compression spring and rotates the piece, the side clearance board is located the both sides of intermediate strut board, it is located the lower extreme between intermediate strut board and the side clearance board to rotate the piece, the lower extreme and the intermediate strut board of side clearance board one side rotate through rotating the piece and be connected, compression spring is located between intermediate strut board and the side clearance board, compression spring's both ends are all fixed with intermediate strut board and side clearance board, the clearance brush is located the side of side clearance board, the clearance brush is fixed on the side clearance board, the filter plate includes filter frame and filter cloth, the width of side clearance board is the same with the width of filter cloth.

Preferably, the side cleaning plate comprises an upper inclined part, a middle cleaning part and a lower inclined part, the upper inclined part is positioned at the upper end of the middle cleaning part, the lower inclined part is positioned at the lower end of the middle cleaning part, the upper inclined part, the middle cleaning part and the lower inclined part are integrally formed, and the upper inclined part and the lower inclined part are symmetrical about the middle cleaning part.

Preferably, the lower end of the middle supporting plate is provided with a lower connecting plate, the lower connecting plate is fixedly connected with the middle supporting plate, two ends of the lower end of the lower connecting plate are provided with driving motors, and output shafts of the driving motors are fixedly provided with connecting blocks.

Preferably, the lower end of the connecting block is provided with a swing arm, the swing arm is fixedly connected with the connecting block, the lower end of the swing arm is provided with a pendulum bob, and the pendulum bob is fixedly connected with the swing arm.

Preferably, the pressure filter plates and the cleaning mechanisms are arranged at intervals, and the number of the pressure filter plates is one more than that of the cleaning mechanisms.

Preferably, the upper end of the filter press cross beam is provided with a large cylinder, the large cylinder is fixedly connected with the filter press cross beam through a bolt, and a piston rod of the large cylinder penetrates through the filter press cross beam and is fixedly connected with the connecting beam.

Preferably, the cleaning mechanism further comprises a fixing plate, and two ends of the fixing plate are respectively fixed with the middle supporting plate and the connecting beam.

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

1. the utility model discloses a, the clearance mechanism is mainly by the intermediate support board, the side clearance board, clearance brush and compression spring constitute, when needing to clear up, large-scale cylinder drives the tie-beam whole downwards, make the clearance mechanism get into between two filter plates, the compression spring between side clearance board and the intermediate support board is compressed when getting into, the clearance brush on the side clearance board is pressed on the filter cloth surface under pressure spring's resilience effect, clear up the work from top to bottom, because of the existence of compression spring, the side clearance board can do the rotation effect of small amplitude around the intermediate support board, can adapt to the toughness structure of filter cloth, better laminating filter cloth surface, improve clearance efficiency;

2. the utility model discloses an in, the lower extreme at clearance mechanism increases there is driving motor, the swing arm, pendulum and connecting block, whole width when clearance brush is basically the same with the width of filter cloth, the position of swing arm and pendulum just is located the filter frame position between two filter plates, the pendulum makes a round trip to strike two filter frames, the effect of striking when large-scale cylinder drives clearance mechanism downstream can remain the filter cake that part viscidity is weak directly to knock out and drops, and the filter cake that will clear up the brush clearance and come out remains to drop through the vibration effect, the effect of striking when large-scale cylinder drives clearance mechanism upward movement can be more thorough remains the vibration effect with the filter cake that clearance brush had cleared up and drops, under the combined action of clearance brush and swing arm, efficiency is higher to the clearance of filter cloth, can avoid secondary cleaning process.

Drawings

Fig. 1 is a front view of a cleaning device of a plate and frame filter press according to the present invention;

FIG. 2 is an enlarged view of the structure at the position A of the present invention;

FIG. 3 is a front view of the cleaning mechanism of the present invention in a delivery state;

fig. 4 is a side view of the cleaning mechanism of the present invention.

In the figure: 1. a filter press beam; 2. pressing the filter plate; 3. a large cylinder; 4. a connecting beam; 5. a cleaning mechanism; 6. a fixing plate; 7. a middle support plate; 8. a side cleaning plate; 81. an upper inclined portion; 82. a middle cleaning part; 83. a downward slope portion; 9. cleaning the brush; 10. a pressure spring; 11. a rotating member; 12. a lower connecting plate; 13. a drive motor; 14. swinging arms; 15. a pendulum bob; 16. and (4) connecting the blocks.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-4, the present invention provides an embodiment: a cleaning device of a plate and frame filter press comprises a filter press beam 1 and a filter press plate 2, wherein the lower end of the filter press beam 1 is provided with a connecting beam 4, the lower end of the connecting beam 4 is fixed with a cleaning mechanism 5, a plurality of cleaning mechanisms 5 are arranged, each cleaning mechanism 5 comprises a middle supporting plate 7, a side cleaning plate 8, a cleaning brush 9, a pressure spring 10 and a rotating piece 11, the side cleaning plates 8 are positioned at two sides of the middle supporting plate 7, the rotating piece 11 is positioned at the lower end between the middle supporting plate 7 and the side cleaning plates 8, the lower end of one side of each side cleaning plate 8 is rotatably connected with the middle supporting plate 7 through the rotating piece 11, the pressure spring 10 is positioned between the middle supporting plate 7 and the side cleaning plates 8, the pressure springs 10 are provided with a plurality of pressure coefficients of the pressure springs 10, the two ends of each pressure spring 10 are fixed with the middle supporting plate 7 and the side cleaning plates 8, the cleaning brush 9 is positioned on the side surfaces of the side cleaning plates, the cleaning brush 9 is fixed on the side cleaning plate 8, the filter pressing plate 2 comprises a filter frame and filter cloth, and the width of the side cleaning plate 8 is the same as that of the filter cloth.

Further, the side cleaning plate 8 includes an upper inclined portion 81, a middle cleaning portion 82 and a lower inclined portion 83, the upper inclined portion 81 is located at the upper end of the middle cleaning portion 82, the lower inclined portion 83 is located at the lower end of the middle cleaning portion 82, the upper inclined portion 81, the middle cleaning portion 82 and the lower inclined portion 83 are integrally formed, the cleaning mechanism 5 enters between the two filter plates along the lower inclined portion 83 and the middle cleaning portion 82 of the side cleaning plate 8, the pressure spring 10 between the side cleaning plate 8 and the middle support plate 7 is compressed when entering, moves along the upper inclined portion 81 when moving upwards, the pressure spring 10 on the cleaning mechanism 5 leaving the filter plate 2 rebounds gradually to restore the relaxed state, and the upper inclined portion 81 and the lower inclined portion 83 are symmetrical with respect to the middle cleaning portion 82.

Further, a lower connecting plate 12 is arranged at the lower end of the middle supporting plate 7, the lower connecting plate 12 is fixedly connected with the middle supporting plate 7, driving motors 13 are installed at two ends of the lower end of the lower connecting plate 12, and connecting blocks 16 are fixed on output shafts of the driving motors 13.

Further, the lower extreme of connecting block 16 is provided with swing arm 14, swing arm 14 and connecting block 16 fixed connection, the lower extreme of swing arm 14 is provided with pendulum bob 15,

pendulum bob

15 and 14 fixed connection of swing arm, because the width of side cleaning plate 8 is the same with the width of filter cloth, so the whole width of clearance brush 9 is the same basically with the width of filter cloth, the filter frame position between two filter plates just is located in the position of swing arm 14 and pendulum bob 15, pendulum bob 15 makes a round trip to strike the filter frame of the left and right sides.

Further, the filter pressing plates 2 and the cleaning mechanisms 5 are arranged at intervals, the number of the filter pressing plates 2 is one more than that of the cleaning mechanisms 5, and each cleaning mechanism 5 cleans the filter pressing plates 2 on the left and right sides.

Further, a large cylinder 3 is installed at the upper end of the filter press beam 1, the large cylinder 3 is fixedly connected with the filter press beam 1 through a bolt, and a piston rod of the large cylinder 3 penetrates through the filter press beam 1 to be fixedly connected with the connecting beam 4.

Further, clearance mechanism 5 still includes fixed plate 6, and the both ends of fixed plate 6 are fixed with intermediate bottom plate 7 and tie-beam 4 respectively.

The working principle is as follows: after the pressure filter was accomplished, separate a plurality of filter plates through drive structure, large-scale cylinder 3 drives tie-beam 4 whole downwards, make clearance mechanism 5 along the lower slope 83 and the middle clearance portion 82 of side clearance board 8 get into between two filter plates, pressure spring 10 between side clearance board 8 and the intermediate support plate 7 is compressed during the entering, under the auxiliary action who rotates piece 11, side clearance board 8 rotates, middle clearance portion 82 on the side clearance board 8 becomes vertical state, clearance brush 9 on the side clearance board 8 pushes down in the filter cloth surface under pressure spring 10's resilience effect, from last clearance work to down. When the cleaning mechanism 5 moves downwards, the driving motor 13 fixed on the cleaning mechanism 5 synchronously moves downwards, because the whole width of the cleaning brush 9 is basically the same as the width of the filter cloth, the positions of the swing arm 14 and the pendulum bob 15 are just positioned at the position of the filter frame between the two filter plates, the pendulum bob 15 knocks the filter frames at the left and the right sides back and forth, under the knocking action of the pendulum bob 15, the part of the filter cake residue with weak viscosity on the filter cloth which is not cleaned by the cleaning brush 9 is directly knocked off and falls off, and the filter cake residue cleaned by the cleaning brush 9 falls off under the vibration action, after the large-scale cylinder 3 drives the cleaning mechanism 5 to move to the lowest end, the piston rod of the large-scale cylinder 3 moves upwards, the pendulum bob 15 on the cleaning mechanism 5 drops the filter cake residue cleaned by the cleaning brush 9 under the action of vibration, and the piston rod on the large-scale cylinder 3 moves back and forth for several times to thoroughly clean the filter cake residue on the filter plate.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention 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. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a cleaning device of plate and frame pressure filter, includes pressure filter crossbeam (1) and pressure filter plate (2), its characterized in that: the lower end of the filter press crossbeam (1) is provided with a connecting beam (4), the lower end of the connecting beam (4) is fixed with a cleaning mechanism (5), a plurality of cleaning mechanisms (5) are installed, each cleaning mechanism (5) comprises a middle supporting plate (7), a side cleaning plate (8), a cleaning brush (9), a pressure spring (10) and a rotating piece (11), the side cleaning plates (8) are positioned at two sides of the middle supporting plate (7), the rotating piece (11) is positioned at the lower end between the middle supporting plate (7) and the side cleaning plates (8), the lower end of one side of each side cleaning plate (8) is rotatably connected with the middle supporting plate (7) through the rotating piece (11), the pressure spring (10) is positioned between the middle supporting plate (7) and the side cleaning plates (8), two ends of the pressure spring (10) are both fixed with the middle supporting plate (7) and the side cleaning plates (8), the cleaning brush (9) is positioned on the side surface of each side cleaning plate (8), the cleaning brush (9) is fixed on the side cleaning plate (8), the filter pressing plate (2) comprises a filter frame and filter cloth, and the width of the side cleaning plate (8) is the same as that of the filter cloth.

2. The cleaning apparatus of a plate and frame filter press according to claim 1, wherein: side cleaning plate (8) are including last skew part (81), middle clearance portion (82) and down skew part (83), go up skew part (81) and are located the upper end of middle clearance portion (82), down skew part (83) are located the lower extreme of middle clearance portion (82), go up skew part (81), middle clearance portion (82) and down skew part (83) integrated into one piece, go up skew part (81) and down skew part (83) and are about middle clearance portion (82) symmetry.

3. The cleaning apparatus of a plate and frame filter press according to claim 1, wherein: the lower end of the middle supporting plate (7) is provided with a lower connecting plate (12), the lower connecting plate (12) is fixedly connected with the middle supporting plate (7), driving motors (13) are installed at two ends of the lower end of the lower connecting plate (12), and connecting blocks (16) are fixed on output shafts of the driving motors (13).

4. A cleaning apparatus of a plate and frame filter press according to claim 3, wherein: the swing arm (14) is arranged at the lower end of the connecting block (16), the swing arm (14) is fixedly connected with the connecting block (16), a pendulum (15) is arranged at the lower end of the swing arm (14), and the pendulum (15) is fixedly connected with the swing arm (14).

5. The cleaning apparatus of a plate and frame filter press according to claim 1, wherein: the filter pressing plates (2) and the cleaning mechanisms (5) are arranged at intervals, and the number of the filter pressing plates (2) is one more than that of the cleaning mechanisms (5).

6. The cleaning apparatus of a plate and frame filter press according to claim 1, wherein: the filter press is characterized in that a large cylinder (3) is installed at the upper end of the filter press beam (1), the large cylinder (3) is fixedly connected with the filter press beam (1) through a bolt, and a piston rod of the large cylinder (3) penetrates through the filter press beam (1) to be fixedly connected with the connecting beam (4).

7. The cleaning apparatus of a plate and frame filter press according to claim 1, wherein: the cleaning mechanism (5) further comprises a fixing plate (6), and two ends of the fixing plate (6) are fixed with the middle supporting plate (7) and the connecting beam (4) respectively.