CN217025730U

CN217025730U - Improved vertical belt filter press

Info

Publication number: CN217025730U
Application number: CN202123393199.3U
Authority: CN
Inventors: 戚正军; 俞镶
Original assignee: Jiangsu Deheng Environmental Engineering Co ltd
Current assignee: Jiangsu Deheng Environmental Engineering Co ltd
Priority date: 2021-12-30
Filing date: 2021-12-30
Publication date: 2022-07-22
Anticipated expiration: 2031-12-30

Abstract

The utility model provides an improved vertical belt filter press, which relates to the technical field of belt filter presses and comprises a rack, wherein a group of filter pressing mechanisms distributed in a linear array mode are fixedly installed between the inner surfaces of the rack, two symmetrically-arranged pressure waste storage cavities are formed in the bottom of the rack, each filter pressing mechanism comprises a pressing frame, two side surfaces of each pressing frame are fixedly connected with the rack, a transmission module is installed between the inner surfaces of the pressing frames, annular filter cloth is connected to the peripheral side surface of each transmission module, a group of lifting push rods are fixedly installed on the two side surfaces of each pressing frame, filter box mechanisms are fixedly installed at the top ends of the two groups of lifting push rods, a filtrate storage box is fixedly installed between the inner surfaces of the pressing frames, the top surface of the filtrate storage box is in sliding fit with the annular filter cloth, liquid inlet holes are uniformly distributed in the top surface of the filtrate storage box, and filtrate discharge pipes are fixedly installed on the side surfaces of the filtrate storage box. The utility model can solve the problem that the existing filter press is not convenient to integrally complete the sludge filter pressing, the filter cake drying and the filter cake material removing operation of the filter press.

Description

Improved vertical belt filter press

Technical Field

The utility model relates to the technical field of belt type filter presses, in particular to an improved vertical belt type filter press.

Background

The filter press is equipment for deeply dehydrating sludge by adopting a filter press process, the primary sludge can form a mud cake with lower water content after being dehydrated by the filter press, the conventional belt filter press has a complex structure, the sludge filter press, the filter cake drying and the filter cake material removing operation are inconvenient to integrally complete during use, and the cleaning effect of the belt filter press in the prior art is poor during the work.

SUMMERY OF THE UTILITY MODEL

The utility model provides an improved vertical belt type filter press, which aims to solve the problem that the conventional filter press in the background technology is inconvenient to integrally complete the sludge filter pressing, the filter cake drying and the filter cake stripping operation of the filter press.

The technical scheme of the utility model is realized as follows:

an improved vertical belt filter press comprises a frame, wherein a group of filter pressing mechanisms distributed in a linear array are fixedly arranged between the inner surfaces of the frame, and the bottom of the frame is provided with two symmetrically arranged waste pressing storage cavities;

the filter-pressing mechanism is including pressing the frame, two sides of pressing the frame all with frame fixed connection, install drive module between the internal surface of pressing the frame, drive module's week side is connected with annular filter cloth, two equal fixed mounting in sides of pressing the frame have a set of lifting push rod, and are two sets of lifting push rod's top fixed mounting has filter box mechanism, fixed mounting has the filtrating storage tank between the internal surface of pressing the frame, the top surface and the annular filter cloth of filtrating storage tank laminate that slides, the top surface equipartition of filtrating storage tank has the feed liquor hole, the side fixed mounting of filtrating storage tank has the filtrating calandria, it has a set of recoil spray tube that communicates each other through the distributive pipe to go back fixed mounting between the internal surface of pressing the frame, the bottom surface fixed mounting of pressing the frame have with filter box mechanism complex lead dirty frame.

Preferably, drive module includes drive motor, drive roller and driven roller axle respectively, a surface and the pressure frame fixed connection of drive motor, drive motor's output shaft end and drive roller axle fixed connection, the week side of drive roller axle and driven roller axle all rotates with the pressure frame to be connected, the week side of drive roller axle and driven roller axle all is connected with the annular filter cloth transmission.

Preferably, the filter box mechanism package piece filter-press box, the week side and two sets of lift push rod fixed connection of filter-press box, filter-press box's bottom surface fixed mounting have with annular filter cloth complex sealed rubber ring, mutually isolated collection dirty chamber and extrusion chamber have been seted up from top to bottom in proper order to filter-press box's inside, filter-press box's inside and the fixed position that corresponds extrusion chamber below are provided with the feeding chamber, the inner wall fixed mounting in extrusion chamber has the extrusion membrane pad, filter-press box's side fixed mounting has the high pressure water inlet pipe of extrusion chamber intercommunication, two sides of filter-press box fixed mounting respectively has air-supply line and inlet pipe, the one end of air-supply line and inlet pipe all with the fixed intercommunication in feeding chamber, filter-press box's side fixed mounting have with collection dirty chamber complex blow off pipe.

Preferably, the side fixed mounting of filter-pressing case has water pressure sensor, water pressure sensor's monitoring end extends to the inside in extrusion chamber, the fixed dirty inclined plane of leading that is provided with in the bottom in the dirty chamber of collection just the top opening in the dirty chamber of collection, the specification in the dirty chamber of collection and the specification adaptation of leading dirty frame.

Preferably, the bottom of filtrating storage tank is fixed be provided with filtrating calandria complex drain inclined plane, filtrating storage tank and recoil spray tube all set up in the inboard of annular filter cloth, the recoil spray tube sets up under filtrating storage tank, a set of orifice that is linear array distribution and the vertical decurrent of water direction is seted up to the bottom surface of recoil spray tube.

Preferably, a control panel electrically connected with the filter pressing mechanism is fixedly mounted on the end face of the frame.

By adopting the technical scheme, the utility model has the beneficial effects that:

the utility model enables the device to efficiently complete the vertical filter pressing operation of the sludge in an automatic mode through the design of the plurality of filter pressing mechanisms, and enables the filter press to integrally complete the filter pressing of the sludge, the drying of filter cakes after filter pressing and the material removal operation of the filter cakes after the filter cakes are dried during the sludge treatment through the design of the filter pressing mechanisms and the filter box mechanisms in the device.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic structural view of the filter pressing mechanism of the present invention.

FIG. 3 is a schematic cross-sectional view of FIG. 2 according to the present invention.

Fig. 4 is a schematic structural view of the filter box mechanism of the present invention.

Fig. 5 is a schematic view of the structure of the filtrate storage tank and the liquid inlet hole according to the present invention.

Wherein: 1. a frame; 2. a filter pressing mechanism; 3. pressing the waste storage cavity; 4. pressing the frame; 5. a transmission module; 6. annular filter cloth; 7. a lifting push rod; 8. a filter box mechanism; 9. a filtrate storage tank; 10. a liquid inlet hole; 11. filtrate calandria; 12. a water diversion pipe; 13. a backflushing spray pipe; 14. a dirt guide frame; 15. a filter-pressing box; 16. sealing the rubber ring; 17. a dirt collecting cavity; 18. an extrusion chamber; 19. a feeding cavity; 20. extruding the membrane mat; 21. high-pressure water inlet pipe; 22. an air inlet pipe; 23. a feed pipe; 24. a sewage discharge pipe.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without inventive step based on the embodiments of the present invention, are within the scope of protection of the present invention.

Referring to fig. 1-5, an improved vertical belt filter press comprises a frame 1, a group of filter press mechanisms 2 distributed in a linear array are fixedly installed between the inner surfaces of the frame 1, a control panel electrically connected with the filter press mechanisms 2 is fixedly installed on the end surface of the frame 1, and two symmetrically arranged waste pressure storage cavities 3 are formed in the bottom of the frame 1;

the filter pressing mechanism 2 comprises a pressing frame 4, two side faces of the pressing frame 4 are fixedly connected with the rack 1, a transmission module 5 is installed between the inner surfaces of the pressing frame 4, the circumferential side face of the transmission module 5 is connected with an annular filter cloth 6, the transmission module 5 is used for driving the annular filter cloth 6 to rotate annularly, and after the annular filter cloth 6 rotates, the filter-pressed waste is discharged into the pressure waste storage cavity 3;

the transmission module 5 comprises a transmission motor, a driving roll shaft and a driven roll shaft respectively, one surface of the transmission motor is fixedly connected with the press frame 4, the output shaft end of the transmission motor is fixedly connected with the driving roll shaft, the peripheral side surfaces of the driving roll shaft and the driven roll shaft are rotatably connected with the press frame 4, and the peripheral side surfaces of the driving roll shaft and the driven roll shaft are in transmission connection with the annular filter cloth 6;

a group of lifting push rods 7 is fixedly installed on two side surfaces of the press frame 4, a filter box mechanism 8 is fixedly installed at the top ends of the two groups of lifting push rods 7, a filtrate storage box 9 is fixedly installed between the inner surfaces of the press frame 4, the top surface of the filtrate storage box 9 is in sliding fit with the annular filter cloth 6, liquid inlet holes 10 are uniformly distributed on the top surface of the filtrate storage box 9, filtrate discharge pipes 11 are fixedly installed on the side surfaces of the filtrate storage box 9, and liquid guide inclined surfaces matched with the filtrate discharge pipes 11 are fixedly installed at the bottom of the filtrate storage box 9;

a group of backflushing spray pipes 13 which are communicated with each other through water distribution pipes 12 are fixedly arranged between the inner surfaces of the pressing frames 4, the filtrate storage tank 9 and the backflushing spray pipes 13 are both arranged on the inner side of the annular filter cloth 6, the backflushing spray pipes 13 are arranged right below the filtrate storage tank 9, a group of spray holes which are distributed in a linear array mode and have a water outlet direction which is vertically downward are formed in the bottom surfaces of the backflushing spray pipes 13, and a dirt guide frame 14 which is matched with the filter tank mechanism 8 is fixedly arranged on the bottom surface of the pressing frames 4.

The filter box mechanism 8 wraps a block filter press box 15, the peripheral side surface of the filter press box 15 is fixedly connected with two groups of lifting push rods 7, a sealing rubber ring 16 matched with the annular filter cloth 6 is fixedly installed on the bottom surface of the filter press box 15, a sewage collecting cavity 17 and an extrusion cavity 18 which are mutually isolated are sequentially formed in the filter press box 15 from top to bottom, a sewage guide inclined plane is fixedly arranged at the bottom of the sewage collecting cavity 17, and the top end of the sewage collecting cavity 17 is provided with an opening;

the inside of filter-pressing case 15 just corresponds the rigidity of extrusion chamber 18 below and is provided with material inlet chamber 19, the inner wall fixed mounting in extrusion chamber 18 has extrusion membrane pad 20, extrusion membrane pad 20 is the rubber material, filter-pressing case 15's side fixed mounting has the high pressure water inlet pipe 21 of extrusion chamber 18 intercommunication, filter-pressing case 15's two sides respectively fixed mounting have air-supply line 22 and inlet pipe 23, the one end of air-supply line 22 and inlet pipe 23 all with material inlet chamber 19 fixed intercommunication, filter-pressing case 15's side fixed mounting have with collection dirty chamber 17 complex blow off pipe 24.

Wherein, the side fixed mounting of filter-pressing case 15 has water pressure sensor, and water pressure sensor's monitoring end extends to the inside in extrusion chamber 18, collects the specification of dirty chamber 17 and leads the specification adaptation of dirty frame 14, and water pressure sensor sets up the effect and lies in carrying out real-time supervision to the water pressure data in the extrusion chamber 18.

The working principle is as follows: before use, a high-pressure water inlet pipe 21 in each filter pressing mechanism 2 is communicated with external high-pressure water feeding equipment through a hose, a filtrate discharge pipe 11 is connected with filtrate collecting equipment through a hose, a sewage discharge pipe 24 is connected with sewage collecting equipment through a hose, an air inlet pipe 22 is communicated with external hot air feeding equipment through a hose, a feed pipe 23 is communicated with a sludge feeding pipeline, a water distribution pipe 12 is communicated with external high-pressure water feeding equipment, when the filter pressing operation of sludge is required, under the action of a lifting push rod 7, the bottom surface of a filter pressing box 15 is tightly attached to annular filter cloth 6 through a sealing rubber ring 16, after the filter pressing box 15 is attached to the annular filter cloth 6, the feed pipe 23 injects a certain amount of sludge into a material inlet cavity 19, after the sludge is injected, the high-pressure water inlet pipe 21 injects water into a pressing cavity 18 under high pressure until a water pressure sensor monitors that water pressure data in the pressing cavity 18 reaches a set pressure value, in the process of water inflow of the high-pressure water inlet pipe 21, the extrusion membrane mat 20 gradually extrudes pug, during extrusion, moisture in sludge finally enters the filtrate storage tank 9 through filtration of the annular filter cloth 6, after sewage is completely discharged, the high-pressure water inlet pipe 21 returns water, the extrusion membrane mat 20 automatically resets under the action of elasticity, after resetting is finished, the air inlet pipe 22 performs drying operation on the filter-pressed sludge, after the specified degree of drying, the filter-pressing tank 15 is fully lifted, after lifting is finished, the annular filter cloth 6 rotates under the action of the transmission module 5, after the annular filter cloth 6 rotates, the filter-pressed sludge is then sent to the waste-pressing storage cavity 3, in the process of rotation of the annular filter cloth 6, high-pressure water flows out of the backflushing spray pipe 13, then sludge attached to the surface of the annular filter cloth 6 is removed under high pressure, and the removed dirt finally enters the dirt collection cavity 17 and is discharged through the sewage discharge pipe 24.

The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are given by way of illustration of the principles of the present invention, but that various changes and modifications may be made without departing from the spirit and scope of the utility model, and such changes and modifications are within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. An improved vertical belt filter press comprises a frame (1) and is characterized in that a group of filter pressing mechanisms (2) distributed in a linear array manner are fixedly arranged between the inner surfaces of the frame (1), and two symmetrically arranged waste pressing storage cavities (3) are formed in the bottom of the frame (1);

the filter-pressing mechanism (2) comprises a pressing frame (4), two sides of the pressing frame (4) are fixedly connected with the frame (1), a transmission module (5) is installed between the inner surfaces of the pressing frame (4), the circumferential sides of the transmission module (5) are connected with annular filter cloth (6), a set of lifting push rod (7) is fixedly installed on two sides of the pressing frame (4), two sets of filter box mechanisms (8) are fixedly installed at the top ends of the lifting push rod (7), a filtrate storage box (9) is fixedly installed between the inner surfaces of the pressing frame (4), the top surface of the filtrate storage box (9) is in sliding fit with the annular filter cloth (6), liquid inlet holes (10) are evenly distributed on the top surface of the filtrate storage box (9), a set of backflushing spray pipes (13) which are communicated with each other through water distribution pipes (12) are fixedly installed between the inner surfaces of the pressing frame (4), and a dirt guide frame (14) matched with the filter box mechanism (8) is fixedly arranged on the bottom surface of the pressing frame (4).

2. The improved vertical belt filter press according to claim 1, wherein the transmission module (5) comprises a transmission motor, a driving roll shaft and a driven roll shaft respectively, one surface of the transmission motor is fixedly connected with the press frame (4), the output shaft end of the transmission motor is fixedly connected with the driving roll shaft, the peripheral side surfaces of the driving roll shaft and the driven roll shaft are rotatably connected with the press frame (4), and the peripheral side surfaces of the driving roll shaft and the driven roll shaft are in transmission connection with the annular filter cloth (6).

3. The improved vertical belt filter press as claimed in claim 1, wherein the filter box mechanism (8) comprises a block filter press box (15), the circumferential side surface of the filter press box (15) is fixedly connected with two sets of lifting push rods (7), the bottom surface of the filter press box (15) is fixedly provided with a sealing rubber ring (16) matched with the annular filter cloth (6), the inside of the filter press box (15) is sequentially provided with a dirt collecting cavity (17) and a squeezing cavity (18) which are isolated from each other from top to bottom, the inside of the filter press box (15) is fixedly provided with a feeding cavity (19) corresponding to the position below the squeezing cavity (18), the inner wall of the squeezing cavity (18) is fixedly provided with a squeezing membrane pad (20), the side surface of the filter press box (15) is fixedly provided with a high-pressure water inlet pipe (21) communicated with the squeezing cavity (18), two side surfaces of the filter press box (15) are respectively and fixedly provided with an air inlet pipe (22) and an inlet pipe (23), one end of the air inlet pipe (22) and one end of the feeding pipe (23) are fixedly communicated with the feeding cavity (19), and a sewage discharge pipe (24) matched with the sewage collection cavity (17) is fixedly arranged on the side surface of the filter press box (15).

4. An improved vertical belt filter press as claimed in claim 3, wherein a water pressure sensor is fixedly mounted on the side surface of the filter press box (15), the monitoring end of the water pressure sensor extends to the inside of the squeezing chamber (18), the bottom of the dirt collecting chamber (17) is fixedly provided with a dirt guiding inclined plane, the top end of the dirt collecting chamber (17) is opened, and the specification of the dirt collecting chamber (17) is adapted to the specification of the dirt guiding frame (14).

5. The improved vertical belt filter press according to claim 1, wherein a liquid guide slope matched with the filtrate discharge pipe (11) is fixedly arranged at the bottom of the filtrate storage tank (9), the filtrate storage tank (9) and the backflushing spray pipe (13) are both arranged at the inner side of the annular filter cloth (6), the backflushing spray pipe (13) is arranged right below the filtrate storage tank (9), and a group of spray holes which are distributed in a linear array and have a water outlet direction which is vertically downward are formed in the bottom surface of the backflushing spray pipe (13).

6. An improved vertical belt filter press according to claim 1, characterized in that the end face of the frame (1) is fixedly provided with a control panel electrically connected with the filter press mechanism (2).