Ecological solidification device for solidifying silt soil

Abstract

The application relates to the technical field of sludge treatment, and discloses a sludge soil solidification and ecological improvement solidification device which comprises a device shell and a collecting box, a movable blocking plate is slidably connected in the device shell, and a stirring barrel is attached to the top of the movable blocking plate. The sludge soil solidification and ecological improvement solidification device and the operation method thereof effectively solve the problem that, in actual use, the device adopts a sludge extrusion mode for sludge dewatering, part of the sludge overflows from the extrusion equipment during the extrusion process, the device cannot effectively dewater the sludge, and the dewatering efficiency of the device is low. In the whole operation process, the sludge in the barrel is clamped and heated to accelerate the dewatering speed of the sludge, the sludge in the device can be effectively prevented from overflowing, the dewatering efficiency of the device for the sludge can be greatly improved, and therefore the working efficiency of the device is greatly improved.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of sludge treatment, in particular to a sludge soil solidification and ecological improvement solidification device. BACKGROUND

[0002] Sludge is a cohesive soil with natural water content greater than liquid limit and natural void ratio greater than or equal to 1.5, which is deposited in still water or slow flowing water environment, formed by biochemical action, formed modern sediments with the participation of microorganisms, rich in organic matter, usually gray-black; low mechanical strength, strong compressibility, poor seismic performance, prone to building foundation subsidence under strong earthquake.

[0003] According to the patent number CN218709885U, a sludge dewatering and solidification construction device, the scheme solves the problem that the existing device is large in size and inconvenient to use in actual use, and cannot be easily applied to slurry collection sites for treatment.

[0004] However, there are still the following problems in actual use:

[0005] (1) The device uses the method of extruding sludge to dewater the sludge, and part of the sludge will overflow from the extrusion equipment during the extrusion process, which causes the device to be unable to effectively dewater the sludge, thereby causing the problem of low dewatering efficiency of the device.

[0006] (2) The dewatered sludge is in a loose state and not shaped, which causes the problem that the dewatered sludge cannot be effectively taken out and transported, thereby causing the problem of low practicality of the device.

[0007] Therefore, the present application provides a sludge soil solidification and ecological improvement solidification device. SUMMARY

[0008] In view of the deficiencies of the prior art, the present application provides a sludge soil solidification and ecological improvement solidification device, which has the advantages of quickly and effectively dewatering the sludge in the device and compressing the dewatered sludge into blocks, solving the problems raised in the background art.

[0009] The application provides the following technical scheme: a silt soil solidification ecological improvement solidification device, which comprises a device shell and a collecting box, a movable blocking plate is slidably connected in the device shell, a stirring barrel is attached to the top of the movable blocking plate, a connecting column is fixedly installed on the outer surface of the stirring barrel, a stirring device is arranged on the top of the connecting column, the stirring device comprises a top cover, a fixed gear, a driving motor and a linkage shaft, the bottom of the top cover is fixedly installed on the top of the connecting column, the top of the fixed gear is fixedly connected with the bottom of the top cover, the bottom of the driving motor is fixedly installed on the top of the top cover, the output shaft of the top cover penetrates the top cover, one end of the linkage shaft is fixedly connected with one end of the output shaft of the driving motor, and the linkage shaft penetrates the fixed gear.

[0010] Preferably, a second discharging frame is fixedly connected to the inner wall of the collecting box, a mold frame is arranged at the bottom of the interior of the collecting box, a pressing mechanism is arranged on the top of the collecting box, the pressing mechanism comprises a fixed plate, a rotating motor and a first rotating arm, the bottom of the fixed plate is fixedly installed on the top of the collecting box, the side surface of the rotating motor is fixedly installed on the side surface of the fixed plate, the output shaft of the rotating motor penetrates the fixed plate, and the inner wall of one end of the first rotating arm is fixedly installed on the outer surface of the output shaft of the rotating motor.

[0011] Preferably, the other end of the linkage shaft is fixedly connected with a connecting plate, the side surface of the connecting column is fixedly connected with a fixed block, and the inner rotating connection of one end of the fixed block is provided with a movable ball.

[0012] Preferably, the inner wall of the connecting plate is rotatably connected with a connecting rod, one end of the connecting rod is fixedly connected with a rotating gear, the outer surface of the rotating gear is engaged with the outer surface of the fixed gear, the other end of the connecting rod is fixedly installed with a stirring rod, and the outer surface of the connecting rod is welded with the inner part of the movable ball.

[0013] Preferably, the outer surface of the stirring barrel is fixedly installed with four groups of heating blocks, the side surfaces of the four groups of heating blocks are fixedly connected with the inner wall of the device shell, and the inner wall of the device shell is fixedly installed with a first discharging frame.

[0014] Preferably, the inner wall of the other end of the first rotating arm is fixedly connected with a connecting shaft, the outer surface of the connecting shaft is rotatably connected with a second rotating arm, the side surface of the second rotating arm is attached to the side surface of the first rotating arm, and the inner wall of one end of the second rotating arm is rotatably connected with a fixed shaft.

[0015] Preferably, one end of the fixed shaft is fixedly connected with a lifting arm, and the outer surface of the lifting arm is attached to the inner wall of the collecting box.

[0016] Preferably, the inner wall of one side of the lifting arm is slidably connected with a stabilizing block, one end of the stabilizing block is fixedly installed on the side surface of the collecting box, the other side of the lifting arm is fixedly connected with an extension rod, and the bottom of the extension rod is welded with an extrusion plate.

[0017] A sludge soil solidification ecological improvement operation method comprises the following steps:

[0018] S1, first, the sludge to be treated is put into the inside of the stirring barrel, then the rotation of the driving motor output shaft drives the linkage shaft to rotate, thereby controlling the circular motion of the connecting plate fixedly connected at the end of the linkage shaft, and when the connecting plate performs the circular motion, the connecting rod rotatably connected in the connecting plate moves together, and under the meshing action of the rotating gear fixed gear at the top of the connecting rod, the connecting rod rotates in the inside of the connecting plate, thereby controlling the connecting rod to perform the circular motion while also performing the self-rotation, so as to control the stirring rod at the bottom of the connecting rod to rotate, thereby stirring the sludge;

[0019] S2, while the device is stirring the sludge, the heating block fixedly installed on the outer surface of the stirring barrel heats the barrel body, so that the sludge in the inside of the stirring barrel can be quickly dehydrated;

[0020] S3, when the sludge in the inside of the stirring barrel is dehydrated to a semi-dry state, the two groups of moving blocking plates slidably connected in the device housing are controlled to move outward by a certain distance by the action of the external driving source, so that the sludge in the inside of the stirring barrel falls to the top of the fixed block and falls from the first discharging frame to the second discharging frame, and at the same time, a fixing agent is put into the sludge, so that the semi-dry sludge finally enters the mold frame;

[0021] S4, the rotation of the output shaft of the rotating motor fixedly installed on the side surface of the fixed plate drives the first rotating arm and the second rotating arm to perform the stretching motion, thereby driving the lifting arm to perform the lifting motion in the inner wall of the collecting box, thereby driving the extension rod and the extrusion plate at the end of the extension rod to extrude the sludge in the mold frame, so as to press the sludge into a solid block.

[0022] Compared with the prior art, the present application has the following beneficial effects:

[0023] 1. The ecological improvement solidification device for silt soil solidification, through the setting of the stirring mechanism, in use, first, the silt to be treated is put into the inside of the stirring barrel, then the rotation of the output shaft of the driving motor drives the rotating shaft to rotate, so as to control the circular motion of the connecting plate fixedly connected to the end of the rotating shaft, and when the connecting plate moves in a circle, it will drive the connecting rod rotatingly connected in the inside of the connecting plate to move together, and under the meshing action of the rotating gear on the top of the connecting rod and the fixed gear, the connecting rod will rotate in the inside of the connecting plate, so as to control the connecting rod to rotate while moving in a circle, so as to control the stirring rod at the bottom of the connecting rod to rotate, so as to stir the silt, and at the same time of stirring the silt, the heating block fixedly installed on the outer surface of the stirring barrel will heat the barrel body of the stirring barrel, so as to quickly dehydrate the silt in the inside of the stirring barrel, effectively solving the problem that in actual use, the device dehydrates the silt by extruding the silt, and part of the silt will overflow from the extruding equipment in the extruding process, so that the device cannot effectively dehydrate the silt, thus causing the low dehydration efficiency of the device, and in the whole operation process, the dehydration speed of the silt is accelerated by clamping and heating the silt in the barrel, so as to effectively prevent the silt in the device from overflowing, and greatly improve the dehydration efficiency of the device on the silt, thus greatly improving the working efficiency of the device.

[0024] 2. The ecological improvement solidification device for silt soil solidification, through the setting of the extruding mechanism, in use, when the silt in the inside of the stirring barrel is dehydrated to a semi-dry state, the two groups of moving blocking plates slidingly connected in the inside of the device housing are controlled to move outward by a certain distance by the external driving source, so as to make the silt in the inside of the stirring barrel fall to the top of the fixed block, and fall from the first discharging frame to the second discharging frame, and at the same time, a fixing agent is put into the silt, so as to make the semi-dry silt finally enter the mold frame, and then the output shaft of the rotating motor fixedly installed on the side of the fixed plate is rotated to drive the first rotating arm and the second rotating arm to stretch, so as to drive the lifting arm to lift in the inner wall of the collecting box, so as to drive the extruding plate at the end of the extension rod to extrude the silt in the mold frame, so as to press the silt into a solid block, effectively solving the problem that in actual use, the silt after dehydration of the device is in a loose state and is not shaped, thus causing the silt after dehydration of the device to be effectively taken out and transported, thus causing the low practicality of the device, and in the whole operation process, the silt in a loose state after treatment can be effectively compressed into a solid block, so as to effectively make the device treat more silt at a time, thus improving the operation efficiency of the device, and the silt extruded into a solid block is transported and stored after edge sealing. BRIEF DESCRIPTION OF DRAWINGS

[0025] Figure 1The schematic diagram of the whole structure of the device of the present application;

[0026] Figure 2 The schematic diagram of the vertical section structure of the present application Figure 1 ;

[0027] Figure 3 The schematic diagram of the horizontal section structure of the present application Figure 1 ;

[0028] Figure 4 The schematic diagram of the enlarged structure at A of the present application Figure 2 ;

[0029] Figure 5 The schematic diagram of the enlarged structure at B of the present application Figure 1 .

[0030] In the figure: 1, device shell; 2, moving blocking plate; 3, stirring barrel; 4, connecting column; 5, top cover; 6, fixed gear; 7, driving motor; 8, connecting plate; 9, fixed block; 10, movable ball; 11, connecting rod; 12, rotating gear; 13, stirring rod; 14, heating block; 15, collection box; 16, second discharging frame; 17, fixed plate; 18, rotating motor; 19, first rotating arm; 20, connecting shaft; 21, second rotating arm; 22, fixed shaft; 23, lifting arm; 24, stabilizing block; 25, extension rod; 26, extrusion plate; 27, mold frame; 28, linkage shaft; 29, first discharging frame. DETAILED DESCRIPTION

[0031] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments of the present application. Based on the embodiments in the present application, all the other embodiments obtained by those skilled in the art without creative work fall within the protection scope of the present application.

[0032] Please refer to Figures 1-5The utility model provides a kind of silt soil solidification improves ecological solidification device, including device shell 1 and collection box 15, the inside sliding connection of device shell 1 has moving blocking plate 2, the top of moving blocking plate 2 is attached with stirring bucket 3, connecting column 4 is fixedly installed on the outer surface of stirring bucket 3, stirring device is provided at the top of connecting column 4, stirring device includes top cover 5, fixed gear 6, drive motor 7 and linkage shaft 28, the bottom of top cover 5 is fixedly installed with the top of connecting column 4, the top of fixed gear 6 is fixedly connected with the bottom of top cover 5, the bottom of drive motor 7 is fixedly installed with the top of top cover 5, the output shaft of top cover 5 penetrates top cover 5, one end of linkage shaft 28 is fixedly connected with one end of drive motor 7 output shaft, linkage shaft 28 penetrates fixed gear 6, the dehydration rate of silt in bucket is accelerated by the way of clamping and heating during the operation of stirring device, to effectively prevent the phenomenon of silt overflow in the device, and greatly improve the dehydration efficiency of silt in the device, thereby greatly improving the working efficiency of the device.

[0033] Wherein; the inner wall of collection box 15 is fixedly connected with second discharge frame 16, the bottom in the inside of collection box 15 is provided with mold frame 27, the top of collection box 15 is provided with extrusion mechanism, extrusion mechanism includes fixed plate 17, rotating motor 18 and first rotating arm 19, the bottom of fixed plate 17 is fixedly installed with the top of collection box 15, the side surface of rotating motor 18 is fixedly installed with the side surface of fixed plate 17, the output shaft of rotating motor 18 penetrates fixed plate 17, the inner wall of one end of first rotating arm 19 is fixedly installed with the outer surface of the output shaft of rotating motor 18, during the operation of extrusion mechanism, the silt in loose state after treatment can be effectively compressed into solid block, so that more silt can be treated at one time, thereby improving the operation efficiency of the device, and the silt compressed into solid block is transported and stored after edge sealing.

[0034] Wherein; the other end of linkage shaft 28 is fixedly connected with connecting plate 8, the side surface of connecting column 4 is fixedly connected with fixed block 9, and movable ball 10 is rotatably connected in the inside of one end of fixed block 9.

[0035] Wherein; the inner wall of connecting plate 8 is rotatably connected with connecting rod 11, one end of connecting rod 11 is fixedly connected with rotating gear 12, and the outer surface of rotating gear 12 is engaged with the outer surface of fixed gear 6, stirring rod 13 is fixedly installed on the other end of connecting rod 11, and the outer surface of connecting rod 11 is welded with the inside of movable ball 10.

[0036] The outer surface of the stirring barrel 3 is fixedly provided with four groups of heating blocks 14, the side surface of the four groups of heating blocks 14 is fixedly connected with the inner wall of the device shell 1, the inner wall of the device shell 1 is fixedly provided with a first discharging frame 29, when the moving blocking plate 2 is moved out of the device shell 1, the sludge in the stirring barrel 3 falls into the first discharging frame 29, and then falls into the second discharging frame 16 from the first discharging frame 29, and at the same time, the sludge in the half-dry state in the second discharging frame 16 is poured into the solidifying agent through the notch at the top of the collecting box 15, so that the subsequent sludge is easily extruded into a solid block.

[0037] The inner wall of the other end of the first rotating arm 19 is fixedly connected with a connecting shaft 20, the outer surface of the connecting shaft 20 is rotatably connected with a second rotating arm 21, the side surface of the second rotating arm 21 is attached to the side surface of the first rotating arm 19, and the inner wall of one end of the second rotating arm 21 is rotatably connected with a fixed shaft 22.

[0038] The one end of the fixed shaft 22 is fixedly connected with a lifting arm 23, and the outer surface of the lifting arm 23 is attached to the inner wall of the collecting box 15.

[0039] The inner wall of one side of the lifting arm 23 is slidably connected with a stabilizing block 24, one end of the stabilizing block 24 is fixedly connected with the side surface of the collecting box 15, the other side of the lifting arm 23 is fixedly connected with an extension rod 25, the bottom of the extension rod 25 is welded with an extrusion plate 26, and the stabilizing block 24 can keep stable when the lifting arm 23 is raised and lowered.

[0040] A sludge soil solidification and ecological improvement operation method, comprising the following steps:

[0041] S1, first, the sludge to be treated is put into the stirring barrel 3, then the rotating of the output shaft of the driving motor 7 drives the rotating of the connecting shaft 28, so as to control the circular motion of the connecting plate 8 fixedly connected with the end of the connecting shaft 28, and when the connecting plate 8 performs the circular motion, the connecting rod 11 rotatably connected with the inside of the connecting plate 8 is also moved, and under the meshing action of the rotating gear 12 at the top of the connecting rod 11 and the fixed gear 6, the connecting rod 11 rotates in the inside of the connecting plate 8, so as to control the connecting rod 11 to rotate while performing the circular motion, so as to control the stirring rod 13 at the bottom of the connecting rod 11 to rotate, thereby stirring the sludge;

[0042] S2, while the device is stirring the sludge, the heating blocks 14 fixedly provided on the outer surface of the stirring barrel 3 heat the barrel body of the stirring barrel 3, so as to quickly dehydrate the sludge in the stirring barrel 3;

[0043] S3, when the sludge inside the stirring barrel 3 is dehydrated to a semi-dry state, the two groups of moving blocking plates 2 slidingly connected inside the device shell 1 are moved outward by the action of an external driving source, so that the sludge inside the stirring barrel 3 falls to the top of the fixed block 9 and slides from the first discharge frame 29 to the second discharge frame 16, and at the same time, a fixing agent is poured into the sludge, so that the semi-dry sludge finally enters the mold frame 27;

[0044] S4, the output shaft of the rotating motor 18 fixedly installed on the side of the fixed plate 17 is rotated to drive the first rotating arm 19 and the second rotating arm 21 to perform extension movement, so as to drive the lifting arm 23 to perform lifting movement in the inner wall of the collecting box 15, so as to drive the extension rod 25 and the extrusion plate 26 at the end of the extension rod 25 to extrude the sludge in the mold frame 27, so as to press the sludge into solid block shape.

[0045] Working principle, in use, first, the sludge to be treated is poured into the inside of the stirring barrel 3, then the output shaft of the driving motor 7 is rotated to drive the connecting shaft 28 to rotate, so as to control the circular motion of the connecting plate 8 fixedly connected at the end of the connecting shaft 28, and when the connecting plate 8 performs circular motion, the connecting rod 11 rotatingly connected inside the connecting plate 8 will also move, and under the meshing action of the rotating gear 12 at the top of the connecting rod 11 and the fixed gear 6, the connecting rod 11 will rotate inside the connecting plate 8, so as to control the connecting rod 11 to rotate while performing circular motion, so as to control the stirring rod 13 at the bottom of the connecting rod 11 to rotate, so as to stir the sludge, and at the same time, the heating block 14 fixedly installed on the outer surface of the stirring barrel 3 will heat the barrel body of the stirring barrel 3, so as to quickly dehydrate the sludge inside the stirring barrel 3.

[0046] At the same time, when the sludge inside the stirring barrel 3 is dehydrated to a semi-dry state, the two groups of moving blocking plates 2 slidingly connected inside the device shell 1 are moved outward by the action of an external driving source, so that the sludge inside the stirring barrel 3 falls to the top of the fixed block 9 and slides from the first discharge frame 29 to the second discharge frame 16, and at the same time, a fixing agent is poured into the sludge, so that the semi-dry sludge finally enters the mold frame 27, and then the output shaft of the rotating motor 18 fixedly installed on the side of the fixed plate 17 is rotated to drive the first rotating arm 19 and the second rotating arm 21 to perform extension movement, so as to drive the lifting arm 23 to perform lifting movement in the inner wall of the collecting box 15, so as to drive the extension rod 25 and the extrusion plate 26 at the end of the extension rod 25 to extrude the sludge in the mold frame 27, so as to press the sludge into solid block shape.

[0047] It is to be understood that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting; it is not intended to exclude myriad other embodiments of the present application that other inventors can develop based on the same general inventive concepts embodied by the described embodiments. That is, although the present application is described in terms of particular embodiments and illustrative figures, it should be apparent that the scope of the present application is not limited to these specific embodiments.

[0048] While the embodiments of the application have been shown and described herein, it will be understood by those skilled in the art that many changes, modifications, substitutions and alterations to these embodiments can be made without departing from the principles and spirits of the application, and it is intended that the scope of the application be limited solely by the scope of the appended claims and the equivalents thereof.

Claims

1. A solidification device for silt soil solidification and ecological improvement, characterized in that: The invention comprises a device housing (1) and a collecting box (15), wherein a movable blocking plate (2) is slidably connected to the interior of the device housing (1), a stirring barrel (3) is attached to the top of the movable blocking plate (2), a connecting column (4) is fixedly installed on the outer surface of the stirring barrel (3), a stirring device is provided on the top of the connecting column (4), and the stirring device comprises a top cover (5), a fixed gear (6), a driving motor (7) and a linkage shaft (28), the bottom of the top cover (5) is fixedly installed with the top of the connecting column (4), the top of the fixed gear (6) is fixedly connected with the bottom of the top cover (5), the bottom of the driving motor (7) is fixedly installed with the top of the top cover (5), the output shaft of the top cover (5) passes through the top cover (5), one end of the linkage shaft (28) is fixedly connected with one end of the output shaft of the driving motor (7), and the linkage shaft (28) passes through the fixed gear (6); The inner wall of the collecting box (15) is fixedly connected to the second discharging frame (16), the bottom of the collecting box (15) is provided with a mold frame (27), the top of the collecting box (15) is provided with an extrusion mechanism, the extrusion mechanism includes a fixed plate (17), a rotating motor (18) and a first rotating arm (19), the bottom of the fixed plate (17) is fixedly mounted to the top of the collecting box (15), the side of the rotating motor (18) is fixedly mounted to the side of the fixed plate (17), the output shaft of the rotating motor (18) passes through the fixed plate (17), and the inner wall of one end of the first rotating arm (19) is fixedly mounted to the outer surface of the output shaft of the rotating motor (18); The other end of the linkage shaft (28) is fixedly connected to a connecting plate (8), the side of the connecting column (4) is fixedly connected to a fixing block (9), and one end of the fixing block (9) is internally rotatably connected to a movable ball (10); The inner wall of the connecting plate (8) is rotatably connected to a connecting rod (11), one end of the connecting rod (11) is fixedly connected to a rotating gear (12), and the outer surface of the rotating gear (12) is meshed with the outer surface of the fixed gear (6), and the other end of the connecting rod (11) is fixedly mounted with a stirring rod (13), and the outer surface of the connecting rod (11) is welded to the inside of the movable sphere (10); Four groups of heating blocks (14) are fixedly mounted on the outer surface of the mixing barrel (3), and the sides of the four groups of heating blocks (14) are fixedly connected to the inner wall of the device housing (1), and a first discharge frame (29) is fixedly mounted on the inner wall of the device housing (1).

2. The silt soil solidification and ecological improvement solidification device according to claim 1 is characterized by: The inner wall of the other end of the first rotating arm (19) is fixedly connected to a connecting shaft (20), the outer surface of the connecting shaft (20) is rotatably connected to a second rotating arm (21), and the side surface of the second rotating arm (21) is in contact with the side surface of the first rotating arm (19), and the inner wall of one end of the second rotating arm (21) is rotatably connected to a fixed shaft (22).

3. The device for solidifying silt soil to improve ecology according to claim 2, characterized in that: One end of the fixed shaft (22) is fixedly connected to a lifting arm (23), and the outer surface of the lifting arm (23) is in contact with the inner wall of the collection box (15).

4. The silt soil solidification device for improving ecology according to claim 3, characterized in that: The inner wall of one side of the lifting arm (23) is slidably connected to a stabilizing block (24), one end of the stabilizing block (24) is fixedly mounted to the side of the collecting box (15), and the other side of the lifting arm (23) is fixedly connected to an extension rod (25), and the bottom of the extension rod (25) is welded with an extrusion plate (26).

5. The method for operating the device for solidifying silt soil to improve ecology according to any one of claims 1 to 4, comprising the following steps: S1. First, the sludge to be processed is put into the interior of the mixing barrel (3), and then the linkage shaft (28) is driven to rotate by the rotation of the output shaft of the driving motor (7), thereby controlling the circular motion of the connecting plate (8) fixedly connected to the end of the linkage shaft (28), and when the connecting plate (8) performs the circular motion, it drives the connecting rod (11) connected to the internal rotation thereof to move together, and under the meshing action of the rotating gear (12) and the fixed gear (6) at the top of the connecting rod (11), the connecting rod (11) rotates inside the connecting plate (8), thereby controlling the connecting rod (11) to rotate while performing the circular motion, thereby controlling the stirring rod (13) at the bottom of the connecting rod (11) to rotate, thereby stirring the sludge; S2. While the device is stirring the sludge, a heating block (14) fixedly mounted on the outer surface of the stirring barrel (3) heats the barrel body of the stirring barrel (3), thereby rapidly dehydrating the sludge inside the stirring barrel (3); S3. When the sludge inside the mixing barrel (3) is dehydrated to a semi-dry state, the two sets of movable blocking plates (2) slidably connected inside the housing (1) of the device are controlled to move outward a certain distance by the action of an external driving source, so that the sludge inside the mixing barrel (3) falls to the top of the fixed block (9) and slides from the first discharge frame (29) to the second discharge frame (16). At the same time, a fixing agent is added to the sludge, so that the semi-dry sludge finally enters the mold frame (27); S4. The rotation of the output shaft of the rotating motor (18) fixedly mounted on the side of the fixed plate (17) drives the first rotating arm (19) and the second rotating arm (21) to extend, thereby driving the lifting arm (23) to move up and down in the inner wall of the collecting box (15), thereby driving the extension rod (25) and the extrusion plate (26) at the end of the extension rod (25) to squeeze the sludge in the mold frame (27), thereby pressing the sludge into a solid block.

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