Tail slag suction filtering and cake pressing integrated device

Abstract

The utility model relates to the technical field of waste residue treatment equipment, in particular to a tail-suction residue filtering and cake-pressing integrated device which comprises a treatment bin, a primary filtering plate is arranged on the upper portion in the treatment bin, the primary filtering plate is obliquely arranged, a first-order water collecting bin is installed at the bottom of the primary filtering plate, and a spiral feeder is arranged at the bottom of the first-order water collecting bin. The top of the first-order water collecting bin is in butt joint with the lower surface of the primary filter plate, the feeding end of the spiral feeder is in butt joint with the bottom end of the primary filter plate, the discharging end of the spiral feeder is provided with an extrusion cavity, the bottom of the extrusion cavity is open and provided with a valve assembly, and a secondary filter plate is obliquely arranged on the lower portion in the treatment bin. According to the tail slag suction filtering and cake pressing integrated device, the primary filtering plate and the secondary filtering plate are arranged, so that graded filtering of solid particles is achieved. The primary filter plate firstly intercepts larger solid particles, and the secondary filter plate further filters fine particles, so that solid substances in the suspension are fully separated.

Description

TECHNICAL FIELD

[0001] The utility model relates to a waste residue treatment equipment technical field, specifically, relate to a tail suction residue filter cake integrated device. BACKGROUND

[0002] In chemical industry, metallurgy, environmental protection and other industries, waste liquid or suspension containing solid particles are often produced, especially in the catalyst production process, the treatment of sulfur-containing tail gas is an important link. These tail gas usually after absorption, elution and other process treatment, will produce a large amount of absorption residue suspension system. The system not only contains the chemical precipitate produced in the absorption process, but also may mix with the solid particles such as diatomite, dust, impurities and other solid particles sucked with the tail gas.

[0003] The traditional treatment method is often to directly discharge or carry out simple sedimentation treatment for these absorption residue suspensions, but this method has many disadvantages. On the one hand, direct discharge will pollute the environment, which does not meet the environmental protection requirements; on the other hand, the simple sedimentation treatment efficiency is low, and the water content of the solid material after sedimentation is high, which is difficult to carry out subsequent treatment and utilization. Especially for diatomite and other solid particles with high water absorption characteristics, they will form viscous mud after water absorption, which brings great difficulty to filtration and dehydration.

[0004] Therefore, the market urgently needs a device that can efficiently treat such absorption residue suspension system. The device not only needs to effectively separate the solid particles from the suspension, but also needs to further press the cake of the separated solid particles to reduce the water content, so as to facilitate subsequent transportation, storage and utilization. However, the existing waste residue treatment equipment often has single function, which cannot meet the demand of such integrated treatment. UTILITY MODEL CONTENTS

[0005] The utility model aims at providing a tail suction residue filter cake integrated device to solve the problem that the traditional treatment method is often to directly discharge or carry out simple sedimentation treatment for these absorption residue suspensions, but this method has many disadvantages.

[0006] In order to achieve the above object, the utility model provides a tail suction residue filter cake integrated device of pressing, including the processing bin, the inside top of processing bin is provided with a primary filter plate, the primary filter plate is inclined setting, and the bottom is installed with a first stage water collecting bin, the bottom of first stage water collecting bin is provided with spiral feeder, the top of first stage water collecting bin and the lower surface of primary filter plate butt joint, the feed end of spiral feeder and the bottom end of primary filter plate butt joint, the discharge end of spiral feeder is provided with extrusion chamber, the bottom opening of extrusion chamber is installed with valve assembly, the inside lower side of processing bin is provided with secondary filter plate, the top of secondary filter plate is discharge bin, and the lower side of secondary filter plate is second stage water collecting bin.

[0007] As preferred, the surface of the primary filter plate and the secondary filter plate is provided with a plurality of filter holes.

[0008] As preferred, one side of the first stage water collecting bin is connected with a primary drainage pipe.

[0009] As preferred, a partition is installed at the bottom of the spiral feeder in the processing bin, and one end of the partition close to the valve assembly is provided with a leakage hole.

[0010] As preferred, an inlet is provided at the top of the primary filter plate on the outer wall of the processing bin.

[0011] As preferred, a discharge pipe is provided at one side of the bottom of the discharge bin, and a secondary drainage pipe is provided at one side of the bottom of the second stage water collecting bin.

[0012] As preferred, the spiral feeder comprises a shell, a rotating shaft is installed in the shell, a spiral pushing piece is installed on the outer wall of the rotating shaft, one end of the rotating shaft is driven to rotate by a driving motor, an inlet is provided at the bottom end of the shell close to the primary filter plate, and an outlet is provided at the extrusion chamber close to the shell.

[0013] As preferred, the valve assembly comprises a telescopic cylinder, a telescopic plate is installed on the output shaft of the telescopic cylinder, the shell of the telescopic cylinder is fixed on the outer wall of the processing bin through a mounting plate, the telescopic plate is located at the leakage hole, and a water leakage hole is provided on the surface of the telescopic plate.

[0014] Compared with the prior art, the utility model has the beneficial effects that:

[0015] In the tail suction residue filter cake integrated device of pressing, the primary filter plate and the secondary filter plate are provided to realize the fractional filtration of solid particles. The primary filter plate first intercepts larger solid particles, and the secondary filter plate further filters smaller particles to ensure that the solid substances in the suspension are fully separated. The filter holes on the surface of the filter plate are reasonably designed to ensure the filtration efficiency and avoid the plugging problem in the filtration process.

[0016] The spiral feeder delivers the filtered solid particles to the extrusion cavity, and the solid particles are pressed into cakes by extrusion, which greatly reduces the water content. The cake pressing treatment makes the solid material more compact, facilitating subsequent transportation, storage and utilization, and reducing the processing cost and environmental burden.

[0017] The device integrates filtering and cake pressing functions, simplifies the processing flow, and improves the processing efficiency. The integrated design makes the device structure more compact, occupies less area, and is suitable for various occasions. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0019] Figure 2 It is a schematic diagram of the internal structure of the utility model;

[0020] Figure 3 It is a schematic diagram of the structure of the spiral feeder in the utility model;

[0021] Figure 4 It is a schematic diagram of the structure of the valve assembly in the utility model;

[0022] The meanings of the various reference numbers in the figure are as follows:

[0023] 1, treatment bin; 11, primary filter plate; 12, partition; 121, leakage; 13, secondary filter plate; 14, feed inlet; 15, primary drain pipe; 16, discharge pipe; 17, secondary drain pipe; 2, first-stage water collection bin; 3, spiral feeder; 31, outer shell; 32, rotating shaft; 33, spiral pushing piece; 34, driving motor; 35, inlet; 36, outlet; 4, valve assembly; 41, telescopic air cylinder; 42, telescopic plate; 43, mounting plate; 5, discharge bin; 6, second-stage water collection bin; 7, extrusion cavity. DETAILED DESCRIPTION

[0024] The technical solutions in the embodiments of the utility model will be described clearly and completely below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0025] The utility model provides a tail suction slag filter cake integrated device, such as Figures 1-4As shown, including processing bin 1, the inside of processing bin 1 is provided with a primary filter plate 11, the primary filter plate 11 is provided in an inclined manner, and the bottom is provided with a first water collecting bin 2, the bottom of the first water collecting bin 2 is provided with a spiral feeder 3, the top of the first water collecting bin 2 is in abutment with the lower surface of the primary filter plate 11, the feeding end of the spiral feeder 3 is in abutment with the bottom end of the primary filter plate 11, the discharging end of the spiral feeder 3 is provided with an extrusion cavity 7, the bottom of the extrusion cavity 7 is open and provided with a valve assembly 4, and the lower part of the inside of the processing bin 1 is provided in an inclined manner with a secondary filter plate 13, the upper part of the secondary filter plate 13 is a discharging bin 5, and the lower part of the secondary filter plate 13 is a second water collecting bin 6. The primary filter plate 11 provided in an inclined manner effectively intercepts the larger solid particles in the suspension, and realizes the preliminary solid-liquid separation. The abutment design below ensures that the filtered liquid can flow smoothly into the first water collecting bin 2, and the filtering efficiency is improved.

[0026] The first water collecting bin 2 collects the liquid filtered by the primary filter plate 11, and at the same time, the spiral feeder 3 provided at the bottom of the first water collecting bin 2 delivers the filtered solid particles to the next processing stage. The feeding end of the spiral feeder 3 is in abutment with the bottom end of the primary filter plate 11, which ensures the continuous and smooth delivery of the solid particles.

[0027] The extrusion cavity 7 extrudes the solid particles delivered by the spiral feeder 3, and presses them into a cake shape, greatly reducing the water content. The open bottom and the installed valve assembly 4 facilitate the discharge of the solid material after pressing, and improve the flexibility of the treatment.

[0028] The secondary filter plate 13 provided in an inclined manner further filters the solid material after the extrusion treatment, and ensures the purity of the final discharge. The discharging bin 5 above is used to collect the filtered solid material, which is convenient for subsequent transportation and storage.

[0029] The second water collecting bin 6 collects the liquid filtered by the secondary filter plate 13, realizes the complete recovery and treatment of the waste liquid, and ensures the continuity and efficiency of the whole treatment process. In this embodiment, the surfaces of the primary filter plate 11 and the secondary filter plate 13 are provided with a plurality of filter holes.

[0030] Specifically, one side of the first water collecting bin 2 is connected with a primary drainage pipe 15. The first water collecting bin 2 collects the waste liquid filtered by the primary filter plate 11, and through the connected primary drainage pipe 15, the waste liquid can be conveniently discharged from the device, avoiding the accumulation of waste liquid in the processing bin 1, and ensuring the continuity and efficiency of the treatment process.

[0031] Further, the inner wall of the processing bin 1 is provided with a baffle plate 12 near the bottom of the screw feeder 3. The baffle plate 12 is provided with a leakage hole 121 near one end of the valve assembly 4. The design of the leakage hole 121 allows the liquid after extrusion to pass through while blocking the solid particles, ensuring that only solid particles are extruded in the extrusion chamber 7.

[0032] Further, the outer wall of the processing bin 1 is provided with a feeding port 14 near the top of the primary filter plate 11. The design of the feeding port 14 allows the suspension to enter the processing bin 1 and directly contact the primary filter plate 11 for filtration treatment. This design simplifies the feeding process and improves the processing efficiency.

[0033] Further, the bottom side of the discharge bin 5 is provided with a discharge pipe 16, and the bottom side of the secondary water collection bin 6 is provided with a secondary drainage pipe 17. The design of the discharge pipe 16 allows the solid material filtered by the secondary filter plate 13 to be easily discharged from the device, facilitating subsequent transportation and storage. The secondary drainage pipe 17 is responsible for discharging the waste liquid collected in the secondary water collection bin 6, ensuring the integrity and environmental friendliness of the processing process.

[0034] Further, the screw feeder 3 includes a housing 31, the inside of which is provided with a rotating shaft 32. The outer wall of the rotating shaft 32 is provided with a screw pushing piece 33. One end of the rotating shaft 32 is driven to rotate by a driving motor 34. The bottom end of the housing 31 near the primary filter plate 11 is provided with an inlet 35, and the housing 31 near the extrusion chamber 7 is provided with an outlet 36. The design of the screw feeder 3 realizes the continuous and stable conveying of solid particles. The driving motor 34 drives the rotating shaft 32 to rotate, which in turn drives the screw pushing piece 33 to push the solid particles from the inlet 35 to the outlet 36, and then into the extrusion chamber 7 for extrusion treatment. This design improves the processing efficiency and reduces manual intervention.

[0035] Further, the valve assembly 4 includes a telescopic air cylinder 41, the output shaft of which is provided with a telescopic plate 42. The housing of the telescopic air cylinder 41 is fixed to the outer wall of the processing bin 1 through a mounting plate 43. The telescopic plate 42 is located at the leakage hole 121, and the surface of the telescopic plate 42 is provided with a water leakage hole. The design of the valve assembly 4 realizes the precise control of the opening at the bottom of the extrusion chamber 7. The telescopic air cylinder 41 drives the telescopic plate 42 to move, which can flexibly open or close the leakage hole 121. The water leakage hole on the surface of the telescopic plate 42 allows the liquid to pass through while blocking the solid particles, ensuring the discharge of liquid and the retention of solid particles during the extrusion process. This design improves the flexibility and accuracy of the processing.

[0036] The tail suction residue filtering and cake pressing integrated device has the advantages that when in use, first, the suspension enters the processing bin 1 through the feed inlet 14 arranged at the top of the outer wall of the processing bin 1 close to the primary filter plate 11.

[0037] The liquid intercepted by the primary filter plate 11 smoothly flows into the first-stage water collecting bin 2 through the butt joint design below the primary filter plate 11.

[0038] The spiral feeder 3 arranged at the bottom of the first-stage water collecting bin 2 starts to work. The spiral feeder 3 comprises a shell 31, a rotating shaft 32 is arranged in the shell 31, and a spiral pushing piece 33 is arranged on the outer wall of the rotating shaft 32. A driving motor 34 drives the rotating shaft 32 to rotate, and the spiral pushing piece 33 pushes the filtered solid particles from the inlet 35 arranged at the bottom end of the shell 31 close to the primary filter plate 11 to the outlet 36 arranged at the position close to the extrusion cavity 7 of the shell 31. The solid particles are continuously and stably conveyed by the spiral feeder 3 and then enter the extrusion cavity 7 for next processing.

[0039] The extrusion cavity 7 extrudes the solid particles conveyed by the spiral feeder 3, and the solid particles are pressed into cakes, so that the water content is greatly reduced. The valve assembly 4 is arranged at the opening at the bottom of the extrusion cavity 7, and the valve assembly 4 comprises a telescopic cylinder 41 and a telescopic plate 42. The shell of the telescopic cylinder 41 is fixed to the outer wall of the processing bin 1 through a mounting plate 43, the telescopic plate 42 is located at the leakage hole 121, and the surface of the telescopic plate 42 is provided with a water leakage hole. During the extrusion process, the liquid can be discharged through the water leakage hole in the surface of the telescopic plate 42, and the solid particles are blocked in the extrusion cavity 7, so that the extrusion process is ensured to be smoothly carried out.

[0040] The solid material after the extrusion treatment falls on the second filter plate 13 arranged in an inclined mode, the surface of the second filter plate 13 is also provided with a plurality of filter holes, the solid material is further filtered, and the purity of the final discharge is ensured. The filtered solid material is collected in the discharge bin 5 above the second filter plate 13, so that the subsequent transportation and storage are facilitated. The second-stage water collecting bin 6 arranged below the second filter plate 13 collects the filtered liquid, and the waste liquid is discharged from the device through the second-stage water discharge pipe 17 arranged at the bottom side, so that the integrity and environmental protection of the processing process are ensured.

[0041] Finally, it needs to be explained that the screw feeder 3 and other components in the above-mentioned components of electronic components are general standard components or components known to those skilled in the art, the structure and principle are known to those skilled in the art through technical manual or through conventional experimental method, all the above-mentioned electrical components are connected through the wire respectively in the idle place of the device, the specific connection means should be referred to the working order between the electrical components in the above-mentioned working principle to complete the electrical connection, which are all the known technology in the art.

[0042] The basic principle, main features and advantages of the present application are shown and described above. Those skilled in the art should understand that the present application is not limited by the above examples, and the above examples and descriptions in the specification are only preferred examples of the present application and do not limit the present application. Without departing from the spirit and scope of the present application, various changes and improvements can be made to the present application, and these changes and improvements all fall within the scope of the claimed present application. The scope of protection of the present application is defined by the appended claims and their equivalents.

Claims

1. A tailings suction filtration cake compression integrated device comprising a processing bin (1), characterized in that: The inside of the processing bin (1) is provided with a primary filter plate (11), which is inclined and provided with a first water collecting bin (2) at the bottom, the bottom of the first water collecting bin (2) is provided with a spiral feeder (3), the top of the first water collecting bin (2) is connected with the lower surface of the primary filter plate (11), the feeding end of the spiral feeder (3) is connected with the bottom end of the primary filter plate (11), the discharging end of the spiral feeder (3) is provided with an extrusion cavity (7), the bottom of the extrusion cavity (7) is open and provided with a valve assembly (4), the inside of the processing bin (1) is inclined and provided with a secondary filter plate (13) at the bottom, the upper side of the secondary filter plate (13) is provided with a discharging bin (5), and the lower side of the secondary filter plate (13) is provided with a second water collecting bin (6).

2. The filter press cake integrated device of claim 1, wherein: The surfaces of the primary filter plate (11) and the secondary filter plate (13) are provided with a plurality of filter holes.

3. The integrated tailings suction filtration presscake device of claim 1, wherein: One side of the first water collecting bin (2) is connected with a primary drainage pipe (15).

4. The integrated tailings suction filtration presscake device of claim 1, wherein: The inside of the processing bin (1) is provided with a partition plate (12) near the bottom of the spiral feeder (3), one end of the partition plate (12) is provided with a leakage hole (121) near the valve assembly (4).

5. The integrated tailings suction filtration presscake device of claim 1, wherein: The outer wall of the processing bin (1) is provided with a feeding port (14) near the top of the primary filter plate (11).

6. The integrated tailings suction filtration presscake device of claim 1, wherein: The bottom of the discharging bin (5) is provided with a discharging pipe (16), and the bottom of the second water collecting bin (6) is provided with a secondary drainage pipe (17).

7. The integrated tailings suction filtration presscake device of claim 1, wherein: The spiral feeder (3) comprises a shell (31), the inside of the shell (31) is provided with a rotating shaft (32), the outer wall of the rotating shaft (32) is provided with a spiral pushing piece (33), one end of the rotating shaft (32) is driven to rotate by a driving motor (34), the shell (31) is provided with an inlet (35) near the bottom end of the primary filter plate (11), and the shell (31) is provided with an outlet (36) near the extrusion cavity (7).

8. The integrated tailings suction filtration presscake device of claim 4, wherein: The valve assembly (4) comprises a telescopic air cylinder (41), the output shaft of the telescopic air cylinder (41) is provided with a telescopic plate (42), the shell of the telescopic air cylinder (41) is fixed to the outer wall of the processing bin (1) through a mounting plate (43), the telescopic plate (42) is located at the leakage hole (121), and the surface of the telescopic plate (42) is provided with a water leakage hole.

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