Stacked screw sludge dewatering machine

Abstract

The utility model relates to the technical field of sludge dewatering, in particular to a stacked screw sludge dewatering machine which comprises a shell and a fixed plate, a fixing plate is fixed to the inner wall of the shell through bolts, and the two ends of a mounting shaft are fixed to the fixing plate through bolts; the sleeve plate is connected to the outer wall of the mounting shaft in a sleeving manner, and a sliding hole is formed in the outer wall of the sleeve plate; the locking blocks are connected to the inner walls of the sleeve plates in an inserted mode in a clearance fit sliding mode, sliding blocks are welded to the outer walls of the locking blocks, and the sliding blocks are connected to the inner walls of the sliding holes in an inserted mode in a clearance fit sliding mode. Through improvement on the stacked screw sludge dewatering machine, the stacked screw sludge dewatering machine has the advantages of reasonable structural design, convenience in replacement of the fixed ring and the floating ring and capability of controlling sludge humidity, so that the problems and defects in the prior art and equipment are effectively solved.

Description

Technical Field

[0001] The utility model relates to the technical field of sludge dewatering, and more specifically, to a screw press sludge dewatering machine. Background Art

[0002] Sludge treatment can be divided into two processes: sludge dewatering process and sludge drying process. The screw stacker is a type of sludge dewatering machine. Its purpose is to concentrate and dehydrate the sludge, so as to achieve the purpose of sludge discharge and effectively carry out environmentally friendly and pollution-free treatment.

[0003] The spiral sludge dewatering machine squeezes out water through the gap between the fixed ring and the movable ring. However, the fixed ring and the movable ring will wear to varying degrees after working for a long time, affecting the dewatering effect. However, the existing dewatering machine is not convenient for replacing the fixed ring and the movable ring. Moreover, the gap of the pressure plate is fixed when the sludge is squeezed out, and the humidity of the sludge cannot be controlled, which may cause blockage.

[0004] In view of this, the existing problems are studied and improved, and a spiral stack sludge dewatering machine is provided, aiming to solve the problems and improve the practical value through this technology. Utility Model Content

[0005] The purpose of the utility model is to provide a screw stack sludge dewatering machine to solve the problems and shortcomings raised in the above background technology.

[0006] To achieve the above purpose, the present invention provides a spiral stacking sludge dewatering machine, which is achieved by the following specific technical means:

[0007] A spiral sludge dewatering machine comprises: a shell, a fixed plate, a mounting shaft, a sleeve plate, a sliding hole, a locking block, a sliding block, a fixing bolt, a fixing ring, a locking hole, a blocking column, a floating ring, a fixed shaft, a mounting plate, a spiral propulsion shaft, a motor, a pressure plate, an adjusting plate, a screw, a knob, and a spring; the inner wall of the shell is bolted to the fixing plate, and both ends of the mounting shaft are bolted to the fixing plate; the sleeve plate is sleeved and connected to the outer wall of the mounting shaft, and a sliding hole is opened on the outer wall of the sleeve plate; the locking block is plugged and connected to the inner wall of the sleeve plate by a clearance fit sliding manner, and a sliding block is welded on the outer wall of the locking block, and the sliding block is plugged and connected to the inner wall of the sliding hole by a clearance fit sliding manner; the sliding block and the sleeve plate are fixed by fixing bolts; locking holes are opened on the outer walls of both sides of the fixing ring, and the locking block is plugged and connected to the inner wall of the lock hole; a blocking column is welded on the outer wall of the fixing ring, and the other end of the blocking column is connected to the outer wall of the adjacent fixing ring The cam is fixed to the drive shaft and is fixed on the drive shaft with a plurality of movable parts, and the movable ring is located in the middle position of the block column; the fixed shaft is welded on the outer wall of one end of the shell, and a mounting plate is welded on the other end of the fixed shaft; the spiral propulsion shaft is mounted on the inner wall of the shell and the mounting plate through a bearing, and the motor is bolted to the outer wall of the mounting plate, and the output end of the motor is connected to the spiral propulsion shaft; the pressure plate and the adjusting plate are sleeved on the outer wall of the fixed shaft by a clearance fit sliding manner, and the pressure plate is mounted on one end of the fixed shaft close to the shell, and the adjusting plate is mounted on one end of the fixed shaft close to the mounting plate; the two ends of the screw are mounted on the inner wall of the shell and the mounting plate through bearings, and the adjusting plate is connected to the screw by threaded rotation, and a knob is provided on the end of the screw extending to the other side of the mounting plate; the spring is sleeved on the outer wall of the spiral propulsion shaft, and the two ends of the spring are plug-connected to the pressure plate and the adjusting plate.

[0008] As a further optimization of the technical solution, the utility model of a spiral stack sludge dewatering machine has a hole for accommodating a locking block on the outer wall of the sleeve near one end of the fixed ring, and the locking block is plugged and connected to the inner wall of the sleeve as a sliding device.

[0009] As a further optimization of the technical solution, the sliding hole of the screw stack sludge dewatering machine of the present invention is a long hole for accommodating a slider, and the slider is plugged and connected to the inner wall of the sliding hole to form a sliding device.

[0010] As a further optimization of the technical solution, the slider of the screw stack sludge dewatering machine of the present invention is an "L"-shaped structure, and threaded holes for installing fixing bolts are provided on the outer walls of the slider and the sleeve.

[0011] As a further optimization of this technical solution, the utility model provides a screw stack sludge dewatering machine in which the pressure plate and the adjustment plate are sleeved and connected to the outer wall of the fixed shaft as a sliding device, and circular holes for accommodating the spiral propulsion shaft are opened on the outer walls of the pressure plate and the adjustment plate.

[0012] As a further optimization of this technical solution, the utility model of a screw stack sludge dewatering machine is provided with circular holes for installing bearings on the outer wall of the mounting plate and the outer shell, and the two ends of the screw are connected to the mounting plate and the inner wall of the outer shell through the bearings to form a rotating device.

[0013] Due to the application of the above technical solution, the utility model has the following advantages compared with the prior art:

[0014] 1. The utility model has a hole for accommodating a locking block on the outer wall of the sleeve near one end of the fixed ring, and the locking block is plugged and connected to the inner wall of the sleeve to form a sliding device; the sliding hole is a long hole for accommodating a slider, and the slider is plugged and connected to the inner wall of the sliding hole to form a sliding device; the slider is an "L"-shaped structure, and threaded holes for installing fixing bolts are provided on the outer walls of the slider and the sleeve. When the fixing bolts are removed, the sliding slider can make the locking block slide out of the lock hole, and the corresponding fixing ring can be removed, which is convenient for replacing the fixing ring and the floating ring.

[0015] 2. The pressing plate and the adjusting plate of the utility model are sleeved and connected to the outer wall of the fixed shaft as a sliding device, and the outer walls of the pressing plate and the adjusting plate are provided with circular holes for accommodating the spiral propulsion shaft; the outer walls of the mounting plate and the outer shell are provided with circular holes for installing bearings, and the two ends of the screw are plug-connected to the mounting plate and the inner wall of the outer shell through the bearings as a rotating device. Twisting the knob can move the adjusting plate along the fixed shaft, and the tightness of the pressing plate can be adjusted to control the humidity of the sludge and prevent blockage.

[0016] 3. The utility model improves a spiral stack sludge dewatering machine and has the advantages of reasonable structural design, easy replacement of fixed rings and movable rings, and control of sludge humidity, thereby effectively solving the problems and shortcomings of existing technologies and equipment. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] The accompanying drawings, which constitute part of this application, are intended to provide a further understanding of the present invention. The exemplary embodiments of the present invention and their descriptions are intended to explain the present invention and do not constitute an improper limitation of the present invention. In the accompanying drawings:

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

[0019] Figure 2 This is a schematic diagram of the explosion structure of the utility model;

[0020] Figure 3 It is a schematic diagram of the partial cross-sectional structure of the utility model;

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

[0022] Figure 5 It is a schematic diagram of the local structure of the utility model;

[0023] Figure 6 This is a schematic diagram of the partial explosion structure of the utility model;

[0024] Figure 7 It is a schematic diagram of the partial cross-sectional structure of the present utility model.

[0025] In the figure: housing 1, fixed plate 2, mounting shaft 3, sleeve plate 4, sliding hole 5, locking block 6, slider 7, fixing bolt 8, fixing ring 9, locking hole 10, stop column 11, floating ring 12, fixed shaft 13, mounting plate 14, screw propulsion shaft 15, motor 16, pressure plate 17, adjustment plate 18, screw 19, knob 20, spring 21. DETAILED DESCRIPTION

[0026] The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all the embodiments.

[0027] See Figures 1 to 7 The utility model provides a specific technical implementation scheme of a screw press sludge dewatering machine:

[0028] A spiral sludge dewatering machine includes: a shell 1, a fixed plate 2, a mounting shaft 3, a sleeve plate 4, a sliding hole 5, a locking block 6, a slider 7, a fixing bolt 8, a fixing ring 9, a locking hole 10, a blocking column 11, a floating ring 12, a fixed shaft 13, a mounting plate 14, a screw propulsion shaft 15, a motor 16, a pressure plate 17, an adjustment plate 18, a screw 19, a knob 20, and a spring 21; the inner wall of the shell 1 is bolted with the fixing plate 2, and both ends of the mounting shaft 3 are bolted to the fixing plate 2; the sleeve plate 4 is sleeved and connected to the outer wall of the mounting shaft 3, and the outer wall of the sleeve plate 4 is provided with a sliding hole 5 ; A hole for accommodating the locking block 6 is provided on the outer wall of the sleeve plate 4 near one end of the fixed ring 9, and the locking block 6 is plugged and connected to the inner wall of the sleeve plate 4 as a sliding device; the sliding hole 5 is a long hole for accommodating the slider 7, and the slider 7 is plugged and connected to the inner wall of the sliding hole 5 as a sliding device; the slider 7 is an "L"-shaped structure, and the slider 7 and the outer wall of the sleeve plate 4 are provided with threaded holes for installing fixing bolts 8. When the fixing bolts 8 are removed, the sliding slider 7 can make the locking block 6 slide out of the lock hole 10, and the corresponding fixing ring 9 can be removed, which is convenient for replacing the fixing ring 9 and the floating ring 12.

[0029] The locking block 6 is plugged into the inner wall of the sleeve plate 4 by a clearance fit sliding manner, and a slider 7 is welded on the outer wall of the locking block 6, and the slider 7 is plugged into the inner wall of the slide hole 5 by a clearance fit sliding manner; the slider 7 and the sleeve plate 4 are fixed by fixing bolts 8; lock holes 10 are opened on the outer walls on both sides of the fixing ring 9, and the locking block 6 is plugged into the inner wall of the lock hole 10; a stop column 11 is welded on the outer wall of the fixing ring 9, and the other end of the stop column 11 abuts against the outer wall of the adjacent fixing ring 9; the floating ring 12 is installed in the middle of the two fixing rings 9, and the floating ring 12 is located in the middle position of the stop column 11; the fixed shaft 13 is welded to the outer wall of one end of the shell 1, and the other end of the fixed shaft 13 is welded with a mounting plate 14; the spiral propulsion shaft 15 is installed on the inner wall of the shell 1 and the mounting plate 14 through a bearing, and the motor 16 is bolted to the outer wall of the mounting plate 14, and And the output end of the motor 16 is connected to the spiral propulsion shaft 15; the pressing plate 17 and the adjusting plate 18 are sleeved and connected to the outer wall of the fixed shaft 13 by a clearance fit sliding manner, and the pressing plate 17 is installed at one end of the fixed shaft 13 close to the outer shell 1, and the adjusting plate 18 is installed at one end of the fixed shaft 13 close to the mounting plate 14; the pressing plate 17 and the adjusting plate 18 are sleeved and connected to the outer wall of the fixed shaft 13 as a sliding device, and the outer walls of the pressing plate 17 and the adjusting plate 18 are provided with a circular hole for accommodating the spiral propulsion shaft 15; the mounting plate 14 and the outer wall of the outer shell 1 are provided with a circular hole for mounting bearings, and the two ends of the screw 19 are connected to the mounting plate 14 and the inner wall of the outer shell 1 through bearing plug-in connection as a rotating device. Twisting the knob 20 can make the adjusting plate 18 move along the fixed shaft 13, and the tightness of the pressing plate 17 can be adjusted to control the humidity of the sludge and prevent clogging.

[0030] The two ends of the screw 19 are mounted on the inner wall of the housing 1 and the mounting plate 14 through bearings, and the adjusting plate 18 is connected to the screw 19 by threaded rotation, and the screw 19 extends to the other end of the mounting plate 14 and is provided with a knob 20; the spring 21 is sleeved and connected to the outer wall of the spiral propulsion shaft 15, and the two ends of the spring 21 are plug-connected to the pressure plate 17 and the adjusting plate 18.

[0031] Specific implementation steps:

[0032] The flocculated sewage flows into the channel formed by the fixed ring 9 and the movable ring 12. The motor 16 is controlled to rotate the screw propulsion shaft 15 to squeeze out the moisture in the sewage from the gap between the fixed ring 9 and the movable ring 12, and the sludge is squeezed out from one end of the pressure plate 17. The knob 20 is twisted to move the adjustment plate 18 along the fixed axis 13. The tightness of the pressure plate 17 can be adjusted to control the humidity of the sludge and prevent blockage. If a fixed ring 9 or a movable ring 12 is worn and needs to be replaced, the fixing bolt 8 can be removed, and the sliding slider 7 can make the locking block 6 slide out of the lock hole 10, and the corresponding fixed ring 9 can be removed.

[0033] To sum up: this kind of spiral sludge dewatering machine has a hole for accommodating a locking block on the outer wall of the sleeve near one end of the fixed ring, and the locking block is plugged and connected to the inner wall of the sleeve to form a sliding device; the sliding hole is a long hole for accommodating a slider, and the slider is plugged and connected to the inner wall of the sliding hole to form a sliding device; the slider is an "L"-shaped structure, and threaded holes for installing fixing bolts are provided on the outer walls of the slider and the sleeve. When the fixing bolts are removed, the sliding slider can make the locking block slide out of the lock hole, and the corresponding fixing ring can be removed, which is convenient for replacing the fixing ring and the floating ring; the pressure plate and the adjusting plate are sleeved and connected to the outer wall of the fixed shaft to form a sliding device. A rotating device is provided, and a circular hole for accommodating the spiral propulsion shaft is provided on the outer walls of the pressure plate and the adjusting plate; a circular hole for installing bearings is provided on the outer walls of the mounting plate and the outer shell, and both ends of the screw are plug-connected to the mounting plate and the inner wall of the outer shell through the bearings for the setting of the rotating device. Twisting the knob can make the adjusting plate move along the fixed axis, and the tightness of the pressure plate can be adjusted to control the humidity of the sludge and prevent clogging. Through the improvement of a spiral stacking sludge dewatering machine, it has the advantages of reasonable structural design, easy replacement of fixed rings and movable rings, and controllable sludge humidity, thereby effectively solving the problems and shortcomings in the existing technology and equipment.

[0034] Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and variations may be made to these embodiments without departing from the principles and spirit of the present invention, and the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A screw press sludge dewatering machine, comprising: A housing (1), a fixing plate (2), a mounting shaft (3), a sleeve plate (4), a sliding hole (5), a locking block (6), a sliding block (7), a fixing bolt (8), a fixing ring (9), a locking hole (10), a blocking column (11), a floating ring (12), a fixing shaft (13), a mounting plate (14), a screw propulsion shaft (15), a motor (16), a pressure plate (17), an adjustment plate (18), a screw rod (19), a knob (20), and a spring (21); characterized in that: the inner wall of the housing (1) is bolted with a fixing plate (2), and both ends of the mounting shaft (3) are bolted with the fixing plate (2); the sleeve plate (4) is sleeved and connected to the mounting shaft (3); The outer wall of the sleeve (4) is provided with a sliding hole (5); the locking block (6) is plugged and connected to the inner wall of the sleeve (4) by a clearance fit sliding manner, and a sliding block (7) is welded on the outer wall of the locking block (6), and the sliding block (7) is plugged and connected to the inner wall of the sliding hole (5) by a clearance fit sliding manner; the sliding block (7) and the sleeve (4) are fixed by fixing bolts (8); locking holes (10) are provided on the outer walls of both sides of the fixing ring (9), and the locking block (6) is plugged and connected to the inner wall of the locking hole (10); a blocking column (11) is welded on the outer wall of the fixing ring (9), and the other end of the blocking column (11) is connected to the inner wall of the adjacent fixing ring (9). The outer wall of the housing (1) is abutted against the outer wall of the housing (1); the movable ring (12) is installed in the middle of the two fixed rings (9), and the movable ring (12) is located in the middle position of the blocking column (11); the fixed shaft (13) is welded to the outer wall of one end of the housing (1), and the other end of the fixed shaft (13) is welded with a mounting plate (14); the spiral propulsion shaft (15) is installed on the inner wall of the housing (1) and the mounting plate (14) through a bearing, and the motor (16) is bolted to the outer wall of the mounting plate (14), and the output end of the motor (16) is connected to the spiral propulsion shaft (15); the pressure plate (17) and the adjustment plate (18) are sleeve-connected to the fixed shaft (1) by a clearance fit sliding manner. 3), and the pressure plate (17) is mounted on the outer wall of the fixed shaft (13) close to the housing (1), and the adjustment plate (18) is mounted on the end of the fixed shaft (13) close to the mounting plate (14); the two ends of the screw rod (19) are mounted on the inner walls of the housing (1) and the mounting plate (14) through bearings, and the adjustment plate (18) is connected to the screw rod (19) by threaded rotation, and the end of the screw rod (19) extending to the other side of the mounting plate (14) is provided with a knob (20); the spring (21) is sleeved and connected to the outer wall of the spiral propulsion shaft (15), and the two ends of the spring (21) are plug-connected to the pressure plate (17) and the adjustment plate (18).

2. The screw press sludge dewatering machine according to claim 1, characterized in that: A hole for accommodating a locking block (6) is provided on the outer wall of the sleeve plate (4) at one end close to the fixing ring (9), and the locking block (6) is plugged and connected to the inner wall of the sleeve plate (4) as a sliding device.

3. The screw press sludge dewatering machine according to claim 1, characterized in that: The sliding hole (5) is a long hole for accommodating a sliding block (7), and the sliding block (7) is plugged and connected to the inner wall of the sliding hole (5) to form a sliding device.

4. The screw press sludge dewatering machine according to claim 1, characterized in that: The sliding block (7) is an "L"-shaped structure, and threaded holes for installing fixing bolts (8) are provided on the outer walls of the sliding block (7) and the sleeve plate (4).

5. The screw press sludge dewatering machine according to claim 1, characterized in that: The pressing plate (17) and the adjusting plate (18) are sleeve-connected on the outer wall of the fixed shaft (13) to form a sliding device, and circular holes for accommodating the spiral propulsion shaft (15) are opened on the outer walls of the pressing plate (17) and the adjusting plate (18).

6. The screw press sludge dewatering machine according to claim 1, characterized in that: The outer walls of the mounting plate (14) and the housing (1) are both provided with round holes for mounting bearings, and the two ends of the screw rod (19) are plug-connected to the mounting plate (14) and the inner wall of the housing (1) through the bearings to form a rotating device.

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