CN211056947U

CN211056947U - Double-shaft stacked spiral sludge dewatering machine

Info

Publication number: CN211056947U
Application number: CN201922153250.XU
Authority: CN
Inventors: 李成龙; 刘秀建; 杨晓明; 杨金岭; 侯金涛; 宗学超
Original assignee: Dezhou Dingyue Environmental Protection Technology Co ltd
Current assignee: Dezhou Dingyue Environmental Protection Technology Co ltd
Priority date: 2019-12-05
Filing date: 2019-12-05
Publication date: 2020-07-21
Anticipated expiration: 2029-12-05

Abstract

The utility model discloses a two-shaft stacked screw type sludge dewatering machine, including high-speed gear motor, the water inlet, the mounting panel, the primary shaft, the rolling bearing, the connecting rod, the stationary ring, the rotating ring, the packing ring, the secondary shaft, the back pressure board, the tight screw in top, low-speed gear motor, the motor fixed plate, the mud outlet, connect the mud board, the filtrating export, the water receiving tank, chassis and casing, this two-shaft stacked screw type sludge dewatering machine, the higher rotational speed of primary shaft is moved, the drainage volume increases, the throughput of equipment has been improved manyfold, simultaneously with mud fast propelling movement to the secondary shaft, the secondary shaft is low-speed operation, form an extrusion force to mud, secondary shaft variable pitch helical blade and tapering shape axle carry out the secondary extrusion dehydration to mud, the low-speed operation and the secondary extrusion of secondary shaft have effectively guaranteed out mud dryness; can satisfy great sewage volume and can guarantee good play mud aridity again, effectual solution can improve fold spiral shell formula sludge dewaterer throughput and can guarantee the problem of play mud aridity again.

Description

Double-shaft stacked spiral sludge dewatering machine

Technical Field

The utility model relates to a sludge dewatering equipment technical field specifically is a spiral shell formula sludge dewaterer is folded to biax.

Background

The stacked screw sludge dewatering machine is formed by mutually stacking a fixed ring and a movable ring, a screw shaft penetrates through a filtering device formed in the screw shaft, a motor drives the screw shaft to rotate, the movable ring arranged on the periphery of the shaft moves relatively, and water is filtered out from a stacked gap which moves relatively under the action of gravity, so that dewatering is realized. In recent years, along with the development of the industry of China, the sewage that the mill produced increases in a large number, and then produce a large amount of sediment mud, the current spiral shell formula sludge dewaterer that folds has can't satisfy the demand of mill's processing mud, the simple functioning speed who folds spiral shell formula sludge dewaterer through the improvement improves its handling capacity and can lead to going out mud moisture content higher, can't satisfy the transportation requirement, how can not increase the operation cost of mill, under artifical and area's the condition, solve and to fold the problem that spiral shell formula sludge dewaterer handling capacity can be guaranteed again to go out mud dryness fraction, be the great difficult problem that many sewage treatment stations face now. Therefore, it is necessary to design a double-shaft stacked screw type sludge dewatering machine.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a spiral shell formula sludge dewaterer is folded to biax to solve the problem that proposes in the above-mentioned background art.

In order to solve the technical problem, the utility model provides a following technical scheme: a double-shaft stacked spiral sludge dewatering machine comprises a high-speed reduction motor, a water inlet, a support plate, a first shaft, a bearing with a seat, a connecting rod, a fixed ring, a movable ring, a gasket, a second shaft, a back pressure plate, a jacking screw, a low-speed reduction motor, a motor fixing plate, a sludge outlet, a sludge receiving plate, a filtrate outlet, a water receiving tank, a chassis and a shell, wherein the water inlet is formed in the top of one end of the shell, the high-speed reduction motor is fixedly connected with the motor fixing plate at one end, close to the water inlet, of the shell, one end of the first shaft is connected with the output end of the high-speed reduction motor, the other end of the first shaft is connected with the bearing with the seat, the bearing with the support plate is fixedly arranged on the support plate, a plurality of the fixed rings and the movable rings which are stacked through 6 connecting, the rotating ring is positioned between the two fixed rings and rotates in a space formed by the 6 gaskets, one end of the second shaft is fixed on the support plate through a bearing with a seat, the other end of the second shaft is connected with the output end of the low-speed gear motor, the low-speed gear motor is fixed on the motor fixing plate at the other end of the shell, the back pressing plate is positioned at a mud outlet and is fixed on the second shaft through a jacking screw, the support plate and the motor fixing plate are obliquely fixed on the upper end of the bottom frame through bolts, the water receiving groove is positioned at the lower end of the bottom frame, the filtrate outlet is positioned at the bottom of the water receiving groove, and the mud receiving plate is positioned below the mud outlet and is connected with the.

Further, the thickness of the gasket is 1.2 times of that of the movable ring, and the inner diameter of the movable ring is in contact with the outer diameters of the first shaft and the second shaft.

Furthermore, the pitch of the helical blade on the second shaft is gradually reduced, and the shaft is in a taper shape at the position close to the mud outlet.

Furthermore, a certain gap is formed between the back pressure plate and the motor fixing plate.

Compared with the prior art, the utility model discloses the beneficial effect who reaches is: according to the double-shaft stacked-screw type sludge dewatering machine, the first shaft runs at a high rotating speed, the water filtration amount is increased, the treatment capacity of the equipment is improved in a multiple manner, meanwhile, sludge is quickly pushed to the second shaft, the second shaft runs at a low speed to form an extrusion force on the sludge, the second shaft variable-pitch helical blades and the taper-shaped shaft carry out secondary extrusion dewatering on the sludge, and the secondary extrusion and the low-speed running of the second shaft effectively guarantee the dryness of the discharged sludge; can satisfy great sewage volume and can guarantee good play mud aridity again, effectual solution can improve fold spiral shell formula sludge dewaterer throughput and can guarantee the problem of play mud aridity again.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic view of the overall plane structure of the present invention;

fig. 2 is a sectional view of the structure of the joint of the first shaft and the second shaft of the present invention;

FIG. 3 is a schematic view of the stationary ring structure of the present invention;

FIG. 4 is a schematic view of the movable ring structure of the present invention;

in the figure: 1. a high-speed reduction motor; 2. a water inlet; 3. a mounting plate; 4. a first shaft; 5. a pedestal bearing; 6. a connecting rod; 7. fixing a ring; 8. a moving ring; 9. a gasket; 10. a second shaft; 11. a back pressure plate; 12. jacking the screw tightly; 13. a low-speed reduction motor; 14. a motor fixing plate; 15. a sludge outlet; 16. a mud receiving plate; 17. a filtrate outlet; 18. a water receiving tank; 19. a chassis; 20. a housing.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a double-shaft stacked spiral sludge dewatering machine comprises a high-speed reduction motor 1, a water inlet 2, a support plate 3, a first shaft 4, a bearing with a seat 5, a connecting rod 6, a fixed ring 7, a moving ring 8, a gasket 9, a second shaft 10, a back pressure plate 11, a jacking screw 12, a low-speed reduction motor 13, a motor fixing plate 14, a sludge outlet 15, a sludge receiving plate 16, a filtrate outlet 17, a water receiving tank 18, a bottom frame 19 and a shell 20, wherein the water inlet 2 is formed in the top of one end of the shell 20, the high-speed reduction motor 1 is fixedly connected with the motor fixing plate 14 at one end, close to the water inlet 2, of the shell 20, one end of the first shaft 4 is connected with the output end of the high-speed reduction motor 1, the other end of the first shaft 4 is connected with the bearing with the seat 5, the bearing with the seat 5, and every two fixed rings 7 sandwich 6 gaskets 9, the gaskets 9 are fixed on the connecting rod 6, the moving ring 8 is positioned between the two fixed rings 7 and rotates in the space formed by the 6 gaskets 9, the thickness of the gasket 9 is 1.2 times of that of the moving ring 8, the inner diameter of the moving ring 8 is contacted with the outer diameters of the first shaft 4 and the second shaft 10, so that the moving ring 8 moves up and down, left and right relatively under the rotation of the first shaft 4 and the second shaft 10, one end of the second shaft 10 is fixed on the support plate 3 through the bearing 5 with a seat, the other end of the second shaft is connected with the output end of the low-speed reducing motor 13, the screw pitch of the helical blade on the second shaft 10 is gradually reduced, the shaft is in a taper shape near the sludge outlet 15, the sludge can be squeezed and dewatered conveniently, the low-speed reducing motor 13 is fixed on a motor fixing plate 14 at the other end of the shell 20, the back pressure plate 11 is positioned at, a certain gap is formed between the back pressure plate 11 and the motor fixing plate 14, the gap is adjustable, the bracket plate 3 and the motor fixing plate 14 are obliquely fixed at the upper end of the underframe 19 through bolts, the water receiving tank 18 is positioned at the lower end of the underframe 19, the filtrate outlet 17 is positioned at the bottom of the water receiving tank 18, and the mud receiving plate 16 is positioned below the mud outlet 15 and connected with the motor fixing plate 14; when the utility model is operated, the flocculated mud-water mixture enters the shell 20 from the water inlet 2, the first shaft 4 rotates under the driving of the high-speed gear motor 1, clear liquid falls into the water receiving tank 18 from the filter seam, the movable ring 8 and the fixed ring 7 move relatively, the filter seam is prevented from being blocked, and the self-cleaning function is realized; the faster the rotation speed of the first shaft 4 is, the stronger the self-cleaning capability is, and the faster the clear liquid filtering speed is; the first shaft 4 rotates to push the sludge to the second shaft 10, the second shaft 10 carries out low-speed extrusion dehydration on the sludge, the sludge reaches the sludge outlet 15, the back pressure plate 11 carries out extrusion dehydration on the sludge again, and the sludge finally falls into the sludge receiving plate 16.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a two-shaft stacked spiral sludge dewatering machine, includes high-speed gear motor (1), water inlet (2), mounting panel (3), primary shaft (4), rolling bearing (5), connecting rod (6), stationary ring (7), rotating ring (8), packing ring (9), secondary shaft (10), back pressure plate (11), puller screw (12), low-speed gear motor (13), motor fixed plate (14), mud outlet (15), connect mud board (16), filtrating export (17), water receiving tank (18), chassis (19) and casing (20), its characterized in that: the water inlet (2) is arranged at the top of one end of the shell (20), the high-speed reduction motor (1) is fixedly connected with a motor fixing plate (14) of the shell (20) close to one end of the water inlet (2), one end of the first shaft (4) is connected with the output end of the high-speed reduction motor (1), the other end of the first shaft (4) is connected with the bearing (5) with a seat, the bearing (5) with a seat is fixedly installed on a support plate (3), the support plate (3) is fixedly connected with a plurality of fixed rings (7) and moving rings (8) which are mutually overlapped and fixed through 6 connecting rods (6), 6 gaskets (9) are clamped between every two fixed rings (7), the gaskets (9) are fixed on the connecting rods (6), the moving rings (8) are positioned between the two fixed rings (7) and rotate in the space formed by the 6 gaskets (9), one end of the second shaft (10) is fixed on the support plate (3) through the bearing (5), and the other end links to each other with the output of low-speed gear motor (13), low-speed gear motor (13) are fixed on motor fixed plate (14) of casing (20) other end, backpressure board (11) are located mud outlet (15) position, and fix on second shaft (10) through tight screw (12) in top, mounting panel (3) and motor fixed plate (14) are fixed in chassis (19) upper end through the bolt slope, water receiving tank (18) are located chassis (19) lower extreme, filtrating export (17) are located the bottom of water receiving tank (18), mud receiving plate (16) are located the below of mud outlet (15), and link to each other with motor fixed plate (14).

2. The double-shaft stacked screw type sludge dewatering machine according to claim 1, characterized in that: the thickness of the gasket (9) is 1.2 times of that of the movable ring (8), and the inner diameter of the movable ring (8) is in contact with the outer diameters of the first shaft (4) and the second shaft (10).

3. The double-shaft stacked screw type sludge dewatering machine according to claim 1, characterized in that: the pitch of the helical blade on the second shaft (10) is gradually reduced, and the shaft is in a taper shape at the position close to the sludge outlet (15).

4. The double-shaft stacked screw type sludge dewatering machine according to claim 1, characterized in that: a certain gap is formed between the back pressure plate (11) and the motor fixing plate (14).