Sludge drying banded extruder

Abstract

The utility model discloses a sludge drying banded extruder which comprises a machine box, a crushing assembly and an extruding assembly are arranged in the machine box, a forming baffle is arranged at the bottom of the machine box, and a baffle quick-release assembly is arranged on the outer edge of the forming baffle. The crushing assembly comprises a first rotating shaft and a first spiral blade, and the extrusion assembly is arranged on the front portion of the crushing assembly and comprises a second rotating shaft and a second spiral blade. According to the utility model, the double-spiral blade is matched with the forming baffle plate to carry out extrusion forming after multiple times of crushing, so that sludge or materials with high viscosity can be processed, and sludge or materials with relatively high water content can also be processed for subsequent low-temperature drying treatment; the torque can be effectively increased through the hydraulic cylinder so as to guarantee normal operation of the crushing assembly and the extrusion assembly, and whether the material blocking condition occurs or not can be monitored through the pressure value measured by the sensor.

Description

Technical Field

[0001] The utility model relates to the technical field of sludge drying equipment, in particular to a sludge drying extrusion machine. Background Art

[0002] Sludge drying equipment is used to treat sludge generated in sewage treatment plants or industrial production. Sludge usually contains a large amount of water and organic matter. Improper treatment will cause environmental pollution and health risks. Through sludge drying equipment, the water in the sludge can be removed, thereby reducing the volume and weight of the sludge, and at the same time improving the stability and utilization value after treatment.

[0003] When the existing sludge drying equipment forms materials, the driving power of the reducer is low, the synchronism between different blade groups is poor, and large vibrations will occur during operation; and when operating, only the blockage of sundries is fed back through the observation window. After running for a period of time, the internal situation cannot be visually observed, and the bottom plate needs to be frequently disassembled for operation and maintenance. Summary of the Utility Model

[0004] The purpose of the utility model is: to solve the above problems, the utility model provides a sludge drying extrusion machine.

[0005] The utility model specifically adopts the following technical solutions to achieve the above purpose, including:

[0006] A chassis, inside which a crushing component and an extrusion component are arranged, a forming baffle is arranged at the bottom of the chassis, and a baffle quick-release component is arranged at the outer edge of the forming baffle;

[0007] The crushing component includes a first rotating shaft and a first spiral blade, a partition plate is arranged below the first spiral blade, and the crushing component is used for primary conveying and crushing of materials;

[0008] The extrusion component is arranged in front of the crushing component, the extrusion component includes a second rotating shaft and a second spiral blade, and the extrusion component is used for secondary crushing and extrusion of materials;

[0009] A first hydraulic driving component is arranged on one side of the chassis, the first hydraulic driving component includes a first hydraulic cylinder, the first hydraulic cylinder is connected with a first sensor, and a second hydraulic driving component is arranged equidistantly on the top of the chassis, the second hydraulic driving component includes a second hydraulic cylinder, and the second hydraulic cylinder is connected with a second sensor.

[0010] As a further description of the above technical solution, the first spiral blade includes a right-handed spiral blade and a left-handed spiral blade which are symmetrically arranged, the first spiral blade is installed on the first rotating shaft, and the right-handed spiral blade and the left-handed spiral blade are driven to rotate by the first rotating shaft.

[0011] As a further description of the above technical solution, the first hydraulic drive assembly is installed on one side of the crushing assembly through a first fixing seat.

[0012] As a further description of the above technical solution, the output end of the first hydraulic cylinder is connected to the first rotating shaft, and the first hydraulic drive assembly is used to drive the first rotating shaft to rotate.

[0013] As a further description of the above technical solution, the second spiral blade is installed on the second rotating shaft, and 2-4 groups of the second spiral blades and the second rotating shaft are arranged at equal distances, and the second spiral blade is driven to rotate by the second rotating shaft.

[0014] As a further description of the above technical solution, the second hydraulic drive assembly is installed on the top of the extrusion assembly through a second fixing seat.

[0015] As a further description of the above technical solution, the output end of the second hydraulic cylinder is connected to the second rotating shaft, and the second hydraulic drive assembly is used to drive the second rotating shaft to rotate.

[0016] As a further description of the above technical solution, a feeding funnel is arranged at the center of the top of the machine case, and observation windows are symmetrically arranged on both sides of the feeding funnel.

[0017] As a further description of the above technical solution, a plurality of forming holes are symmetrically arranged at the bottom of the forming baffle.

[0018] As a further description of the above technical solution, the baffle quick-release assembly abuts against the forming baffle.

[0019] The beneficial effects of the present utility model are as follows:

[0020] 1. In the present utility model, a crushing assembly and an extrusion assembly are arranged inside the machine case, and are driven by the first hydraulic drive assembly on one side and the second drive assembly on the top. After multiple crushing and then extrusion molding through the cooperation of the double spiral blades and the forming baffle, it can process sludge or materials with high viscosity, and can also process sludge or materials with high water content for subsequent low-temperature drying treatment;

[0021] 2. In the present utility model, the first hydraulic cylinder is connected with a first sensor, and the second hydraulic cylinder is connected with a second sensor. The torque can be effectively increased through the hydraulic cylinder to ensure the normal operation of the crushing assembly and the extrusion assembly, and the pressure value measured by the sensor can be used to monitor whether there is a blockage situation;

[0022] 3. In the present utility model, a forming baffle is provided at the bottom of the chassis. A baffle quick-release assembly is provided at the outer edge of the forming baffle for limit fixation, further enhancing the installation stability of the forming baffle, ensuring the normal operation of the equipment, and enabling quick and convenient disassembly when maintenance is required.

[0023] To more clearly elaborate on the structural features and functions of the present utility model, the following will detail the present utility model in conjunction with the accompanying drawings and specific embodiments. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] Figure 1 is a schematic structural diagram of the sludge drying and extrusion machine of the present utility model;

[0025] Figure 2 is a bottom view of the forming baffle and the baffle quick-release assembly of the present utility model;

[0026] Figure 3 is a side view of the forming baffle and the baffle quick-release assembly of the present utility model.

[0027] REFERENCE NUMERALS:

[0028] 1. Chassis; 2. Crushing assembly; 21. First rotating shaft; 22. First spiral blade; 221. Right-handed spiral blade; 222. Left-handed spiral blade; 3. First hydraulic driving assembly; 31. First hydraulic cylinder; 32. First sensor; 4. Extrusion assembly; 41. Second rotating shaft; 42. Second spiral blade; 5. Second hydraulic driving assembly; 51. Second hydraulic cylinder; 52. Second sensor; 6. Forming baffle; 7. Feeding funnel; 8. Baffle quick-release assembly; 9. Observation window; 10. Partition board; 11. First fixing seat; 12. Second fixing seat. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0029] To make the objectives, technical solutions, and advantages of the embodiments of the present utility model clearer, the following will clearly and completely describe the technical solutions in the embodiments of the present utility model in conjunction with the accompanying drawings in the embodiments of the present utility model.

[0030] As Figures 1-3 shown, in one embodiment, a sludge drying and extrusion machine includes: a chassis 1, a crushing assembly 2 for primary conveying and crushing of the sludge inside the chassis 1, a first hydraulic driving assembly 3 for driving the crushing assembly 2 to move, an extrusion assembly 4 for secondary crushing and extrusion of the sludge inside the chassis 1, a second hydraulic driving assembly 5 for driving the extrusion assembly 4 to move, a forming baffle 6 for cooperating with the extrusion assembly 4 to extrude the crushed sludge into strips, and a baffle quick-release assembly 8.

[0031] Furthermore, a feed funnel 7 is provided at the top center of the chassis 1, and observation windows 9 are symmetrically provided on both sides of the feed funnel 7. While ensuring smooth feeding, the feed funnel 7 can observe the internal operating status of the chassis 1 through the observation windows 9 on both sides, which is convenient for users to perform maintenance.

[0032] Furthermore, a discharge port adapted to the extrusion assembly 4 is provided at the bottom of the chassis 1, and a molded baffle 6 is fixedly arranged on the outer surface of the bottom of the chassis 1, and a plurality of molded holes connected to the discharge port are symmetrically provided on the molded baffle 6. A baffle quick-release assembly 8 is also provided at the outer edge of the molded baffle 6, and the baffle quick-release assembly 8 and the molded baffle 6 are fixed with bolts after being abutted, so as to limit the position of the molded baffle 6 and quickly disassemble it, further enhancing the installation stability of the molded baffle 6, ensuring the normal operation of the equipment, and being able to be quickly and conveniently disassembled when maintenance is required.

[0033] like Figures 1-3 As shown, in this embodiment, the crushing assembly 2 includes a first rotating shaft 21 and a first spiral blade 22 . The first spiral blade 22 is mounted on the first rotating shaft 21 and driven to rotate by the first rotating shaft 21 .

[0034] Furthermore, the first spiral blade 22 includes a symmetrically arranged right-handed spiral blade 221 and a left-handed spiral blade 222. The first spiral blade 22 is fixed to one side of the chassis 1, and a partition 10 is also arranged below the right-handed spiral blade 221 and the left-handed spiral blade 222, and a limiting hole is opened on the partition 10; one end of the first rotating shaft 21 is rotatably connected to one side of the chassis 1, and the other end of the first rotating shaft 21 is rotatably connected to the other side of the chassis 1, and its extended end passes through the other side of the chassis 1 and is fixedly connected to the output end of the first hydraulic drive component 3.

[0035] like Figures 1-3 As shown, in this embodiment, a first hydraulic drive assembly 3 is provided on one side of the chassis 1, the first hydraulic drive assembly 3 is installed on one side of the crushing assembly 2 through a first fixing seat 11, and its output end is transmission-connected to the input end of the first hydraulic drive assembly 3.

[0036] Furthermore, the first hydraulic drive assembly 3 includes a first hydraulic cylinder 31 , an output end of the first hydraulic cylinder 31 is fixedly connected to the first rotating shaft 21 , and is connected to the hydraulic station through a pipeline, and the first sensor 32 is arranged at the hydraulic cylinder of the first hydraulic drive assembly 3 .

[0037] During operation, the first hydraulic drive assembly 3 drives the first rotating shaft 21 fixedly connected to its output end to rotate, thereby driving the first spiral blade 22 on the first rotating shaft 21 to move relatively, so as to break large sludge blocks such as block-shaped and plate-shaped ones in the input chassis 1; after multiple breakings and extrusion molding through the cooperation of the double spiral blades and the forming baffle 6, it is possible to process sludge or materials with high viscosity, or sludge or materials with high water content for subsequent low-temperature drying treatment; during this period, the torque is increased by the first hydraulic cylinder 31 to ensure the normal operation of the crushing assembly 2, and the pressure value measured by the first sensor 32 can monitor whether there is a blockage situation.

[0038] As Figures 1-3 shown, in this embodiment, the extrusion assembly 4 is arranged in front of the crushing assembly 2. The extrusion assembly 4 includes a second rotating shaft 41 and a second spiral blade 42. The second spiral blade 42 is installed on the second rotating shaft 41 and is driven to rotate by the second rotating shaft 41.

[0039] Furthermore, the second spiral blade 42 and the second rotating shaft 41 are equidistantly provided with 2 - 4 groups, which can be increased or decreased according to the actual application situation.

[0040] As Figures 1-3 shown, in this embodiment, the second hydraulic drive assembly 5 is equidistantly arranged on the top of the chassis 1. The second hydraulic drive assembly 5 is installed on the top of the extrusion assembly 4 through the second fixing seat 12, and its output end is in transmission connection with the input end of the second hydraulic drive assembly 5.

[0041] Furthermore, the second hydraulic drive assembly 5 includes a second hydraulic cylinder 51. The output end of the second hydraulic cylinder 51 is fixedly connected to the second rotating shaft 41 and is connected to the hydraulic station through a pipeline, while the second sensor 52 is arranged at the hydraulic cylinder of the second hydraulic drive assembly 5.

[0042] During operation, the second hydraulic drive assembly 5 drives the second rotating shaft 41 fixedly connected to its output end to rotate, thereby driving the second spiral blade 42 on the second rotating shaft 41 to move, so as to perform secondary crushing and extrusion on the preliminarily crushed sludge blocks in the input chassis 1; during this period, the torque is increased by the second hydraulic cylinder 51 to ensure the normal operation of the extrusion assembly 4, and the pressure value measured by the second sensor 52 can monitor whether there is a blockage situation.

[0043] Working principle:

[0044] During operation, sludge is conveyed from the feeding hopper 7 into the chassis 1. The sludge entering the chassis 1 first enters the station where the crushing assembly 2 is located. The crushing assembly 2 performs a primary crushing treatment on massive, plate-shaped or relatively large sludge blocks, and then pushes the sludge to the station where the extrusion assembly 4 is located. The extrusion assembly 4 then performs a secondary crushing on the sludge. The sludge is extruded into a strip shape and conveyed out through the forming baffle 6 arranged at the discharge port position.

[0045] Through the above technical solution, the sludge extruding machine in this application does not require an external crushing device, has a relatively stable overall structure, is convenient to operate and maintain, and can effectively save costs.

[0046] The above description of the disclosed embodiments enables those skilled in the art to implement or use the present invention. Various modifications to these embodiments will be obvious to those skilled in the art, and the general principles defined herein can be implemented in other embodiments without departing from the spirit or scope of the present invention. Therefore, the present invention will not be limited to the embodiments shown herein, but will be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A sludge drying extruder, characterized in that: include: A chassis (1), wherein a crushing assembly (2) and an extrusion assembly (4) are arranged inside the chassis (1), a molded baffle (6) is arranged at the bottom of the chassis (1), and a baffle quick-release assembly (8) is arranged at the outer edge of the molded baffle (6); The crushing assembly (2) comprises a first rotating shaft (21) and a first spiral blade (22), a partition plate (10) is arranged below the first spiral blade (22), and the crushing assembly (2) is used for conveying and crushing materials at one time; The extrusion assembly (4) is arranged at the front of the crushing assembly (2), the extrusion assembly (4) comprises a second rotating shaft (41) and a second spiral blade (42), and the extrusion assembly (4) is used for secondary crushing and extruding materials; A first hydraulic drive assembly (3) is arranged on one side of the chassis (1), the first hydraulic drive assembly (3) comprising a first hydraulic cylinder (31), the first hydraulic cylinder (31) being connected to a first sensor (32), and a second hydraulic drive assembly (5) is arranged equidistantly on the top of the chassis (1), the second hydraulic drive assembly (5) comprising a second hydraulic cylinder (51), the second hydraulic cylinder (51) being connected to a second sensor (52).

2. The sludge drying extruder according to claim 1, characterized in that: The first spiral blade (22) comprises a right-hand spiral blade (221) and a left-hand spiral blade (222) which are symmetrically arranged. The first spiral blade (22) is mounted on the first rotating shaft (21). The right-hand spiral blade (221) and the left-hand spiral blade (222) are driven to rotate by the first rotating shaft (21).

3. The sludge drying extruder according to claim 1, characterized in that: The first hydraulic drive assembly (3) is mounted on one side of the crushing assembly (2) via a first fixing seat (11).

4. The sludge drying extruder according to claim 3, characterized in that: The output end of the first hydraulic cylinder (31) is connected to the first rotating shaft (21), and the first hydraulic drive assembly (3) is used to drive the first rotating shaft (21) to rotate.

5. The sludge drying extruder according to claim 1, characterized in that: The second spiral blades (42) are mounted on the second rotating shaft (41), and 2-4 groups of the second spiral blades (42) and the second rotating shaft (41) are equidistantly arranged. The second spiral blades (42) are driven to rotate by the second rotating shaft (41).

6. The sludge drying extruder according to claim 1, characterized in that: The second hydraulic drive assembly (5) is mounted on the top of the extrusion assembly (4) via a second fixing seat (12).

7. The sludge drying extruder according to claim 6, characterized in that: The output end of the second hydraulic cylinder (51) is connected to the second rotating shaft (41), and the second hydraulic drive assembly (5) is used to drive the second rotating shaft (41) to rotate.

8. The sludge drying extruder according to claim 1, characterized in that: A feeding funnel (7) is arranged at the center of the top of the chassis (1), and observation windows (9) are symmetrically arranged on both sides of the feeding funnel (7).

9. The sludge drying extruder according to claim 1, characterized in that: The bottom of the molding baffle (6) is symmetrically provided with multiple groups of molding holes.

10. The sludge drying extruder according to claim 1, characterized in that: The baffle quick-release assembly (8) abuts against the molded baffle (6).

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