CN219637075U

CN219637075U - Sludge dewatering device

Info

Publication number: CN219637075U
Application number: CN202320595907.1U
Authority: CN
Inventors: 霍述国
Original assignee: Dalian Economic and Technical Development Zone Drain Management Co Ltd
Current assignee: Dalian Economic and Technical Development Zone Drain Management Co Ltd
Priority date: 2023-03-24
Filing date: 2023-03-24
Publication date: 2023-09-05
Anticipated expiration: 2033-03-24

Abstract

The utility model discloses a sludge dewatering device, which comprises a supporting mechanism for fixing and supporting, a drying mechanism for drying dewatered sludge, and a dewatering mechanism for multistage dewatering of sludge. According to the utility model, the sludge is pretreated through the first conveyor belt, the water in the sludge is subjected to pre-dehydration treatment by utilizing gravity, the pretreated sludge is conveyed to the lower part of the pressing plate through the tensioning belt, the pressing plate is pressed down to perform the first-stage dehydration treatment on the sludge, so that the water in the sludge is greatly reduced, the sludge enters the rolling shaft along with the tensioning belt, the rolling shaft presses the tensioning belt to perform the second-stage dehydration treatment on the sludge, the sludge dehydration treatment effect is ensured, the time required by subsequent sludge drying is reduced, and the sludge dehydration treatment efficiency is improved.

Description

Sludge dewatering device

Technical Field

The utility model relates to the technical field of sludge dewatering, in particular to a sludge dewatering device.

Background

Sludge dewatering devices are often adopted to dewater sludge in sewage treatment plants to dry the dewatered sludge so as to facilitate the subsequent utilization of the plants, and the sludge dewatering devices are commonly used in the fields of municipal domestic sewage, papermaking printing treatment, food processing, petrochemical industry and the like.

Through the patent document with the search bulletin number of CN218146318U, the document discloses a sludge dewatering and drying device, the main structure of the device comprises a bearing mechanism, a dewatering mechanism and a drying mechanism, an operator pours sludge to be dewatered into a dewatering tank, and the originally wet sludge is dried by filtering the moisture in the sludge and performing heat treatment on the sludge so as to facilitate the subsequent utilization of a factory. The dehydration mechanism in the patent document only carries out primary dehydration, and does not pretreat the sludge, which possibly causes insufficient dehydration of the sludge, and the insufficient dehydration can lengthen the time of the drying mechanism for drying the sludge, thereby influencing the operation efficiency of the sludge dehydration treatment.

Disclosure of Invention

The present utility model has been made to solve the above problems, and an object of the present utility model is to provide a sludge dewatering apparatus.

The utility model realizes the above purpose through the following technical scheme:

the sludge dewatering device comprises a supporting mechanism for fixing and supporting, a drying mechanism for drying dewatered sludge, and a dewatering mechanism for dewatering the sludge;

the dewatering mechanism comprises a first motor, a first conveying shaft, a first conveying belt, a tensioning shaft, a tensioning belt, a tensioning motor, a hydraulic cylinder, an extrusion plate, a rolling shaft and a rolling motor, wherein the first motor is located on one side of the supporting mechanism, the first conveying shaft is installed at the output end of the first motor, the first conveying belt is located on the outer side of the first conveying shaft, the tensioning motor is located below the side of the first motor, the tensioning shaft is installed at the output end of the tensioning motor, the tensioning belt is located outside the tensioning shaft, the hydraulic cylinder is located in front of the tensioning shaft, the extrusion plate is connected with the expansion part of the hydraulic cylinder through a bolt, the rolling motor is located below the first motor, and the rolling shaft is installed at the rotating part of the rolling motor.

Preferably: the supporting mechanism comprises a feeding groove, a box body, a first water storage tank, a second water storage tank, a hydraulic cylinder fixing plate, a first slide way and a second slide way, wherein the feeding groove is positioned above a first conveying shaft, the box body is positioned below the feeding groove, the first water storage tank is positioned below the first conveying shaft, the second water storage tank is positioned below the rolling shaft, the hydraulic cylinder fixing plate is connected inside the box body through welding, the first slide way is positioned below the first water storage tank, and the second slide way is connected outside the box body through welding.

Preferably: the drying mechanism comprises a drying box, a fan, a second conveying belt, a second conveying shaft, a heating rod and an air outlet net, wherein the drying box is positioned in front of the box body, the fan is connected to the upper portion of the drying box through a bolt, the second conveying belt is positioned below the fan, the second conveying shaft is positioned in the second conveying belt, the air outlet net is positioned above the second conveying belt, and the heating rod is positioned above the air outlet net.

Preferably: the box be equipped with first motor carries out bolted connection's motor frame, the box be equipped with tensioning motor carries out bolted connection's motor frame, the pneumatic cylinder with the pneumatic cylinder fixed plate passes through bolted connection, the pneumatic cylinder telescopic part be equipped with the fixing base that the stripper plate is connected, the box be equipped with the roll-in motor carries out bolted connection's motor frame.

Preferably: the feed chute is connected with the box body through welding, the first slide way is provided with a small-angle slide way for facilitating sludge transportation, and the second slide way is provided with a small-angle slide way for facilitating sludge transportation.

Preferably: the drying box is connected with the second slideway through a bolt, a motor for rotating the second conveying shaft is arranged on the drying box, and the drying box is provided with a feed inlet and a discharge outlet for drying and entering and exiting sludge.

Preferably: the tensioning belt is provided with a plurality of water filtering holes, the first conveyor belt is provided with a plurality of water filtering holes, and the rolling shaft is provided with a plurality of water filtering holes.

Compared with the prior art, the utility model has the following beneficial effects:

the sludge is pretreated through the first conveyor belt, the water in the sludge is subjected to pre-dehydration treatment by utilizing gravity, the pretreated sludge is conveyed to the lower part of the pressing plate by utilizing the tensioning belt, the pressing plate is pressed down to carry out the first-stage dehydration treatment on the sludge, the water in the sludge is greatly reduced, the sludge enters the rolling shaft along with the tensioning belt, the rolling shaft compresses the tensioning belt to carry out the second-stage dehydration treatment on the sludge, the effect of the sludge dehydration treatment is ensured, the time required by the subsequent sludge drying is reduced, and the sludge dehydration treatment efficiency is improved.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions of the prior art, the drawings that are necessary for the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model and that other drawings can be obtained according to these drawings without inventive faculty for a person skilled in the art.

FIG. 1 is a schematic diagram of a sludge dewatering device according to the present utility model;

FIG. 2 is a front view of a sludge dewatering apparatus according to the present utility model;

FIG. 3 is a sectional view of a sludge dewatering apparatus according to the present utility model;

FIG. 4 is a partial part view of a dewatering mechanism of the sludge dewatering device according to the present utility model;

fig. 5 is a partial part view of a drying mechanism of the sludge dewatering device according to the present utility model.

The reference numerals are explained as follows:

1. a support mechanism; 2. a drying mechanism; 3. a dehydration mechanism; 11. a feed chute; 12. a case; 13. a first water storage tank; 14. a second water storage tank; 15. a hydraulic cylinder fixing plate; 16. a first slideway; 17. a second slideway; 21. a drying box; 22. a blower; 23. a second conveyor belt; 24. a second conveying shaft; 25. a heating rod; 26. an air outlet net; 31. a first motor; 32. a first conveying shaft; 33. a first conveyor belt; 34. a tensioning shaft; 35. tensioning the belt; 36. tensioning a motor; 37. a hydraulic cylinder; 38. an extrusion plate; 39. rolling the shaft; 310. and (5) rolling the motor.

Description of the embodiments

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first", "a second", etc. may explicitly or implicitly include one or more such feature. In the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art in a specific case.

The utility model is further described below with reference to the accompanying drawings:

as shown in fig. 1 to 5, a sludge dewatering device comprises a supporting mechanism 1 for fixing and supporting, a drying mechanism 2 for drying dewatered sludge, and a dewatering mechanism 3 for dewatering sludge;

in this embodiment: the dewatering mechanism 3 comprises a first motor 31, a first conveying shaft 32, a first conveying belt 33, a tensioning shaft 34, a tensioning belt 35, a tensioning motor 36, a hydraulic cylinder 37, a squeeze plate 38, a rolling shaft 39 and a rolling motor 310, wherein the first motor 31 is positioned at one side of the supporting mechanism 1, the first conveying shaft 32 is arranged at the output end of the first motor 31, the first conveying belt 33 is positioned at the outer side of the first conveying shaft 32, the tensioning motor 36 is positioned below the side of the first motor 31, the tensioning shaft 34 is arranged at the output end of the tensioning motor 36, the tensioning belt 35 is positioned at the outer side of the tensioning shaft 34, the hydraulic cylinder 37 is positioned in front of the tensioning shaft 34, the squeeze plate 38 is connected to the telescopic part of the hydraulic cylinder 37 through bolts, the rolling motor 310 is positioned below the first motor 31, the rolling shaft 39 is arranged at the rotating part of the rolling motor 310, a plurality of water filtering holes are formed in the tensioning belt 35, a plurality of water filtering holes are formed in the first conveying belt 33, the rolling shaft 39 is provided with a plurality of water filtering holes, the first motor 31 is opened to enable the first conveying shaft 33 to rotate, the first conveying shaft 33 drives the first conveying belt 32 to move to start transporting the entering sludge, in the transporting process, the water filtering holes formed in the first conveying belt 32 are used for dewatering pretreatment of the sludge by gravity, the tensioning motor 36 is opened to enable the tensioning shaft 34 to start rotating, so that the tensioning belt 35 is driven to start moving, the sludge is transported along with the tensioning belt 35, the tensioning belt 35 is provided with a plurality of water filtering holes, the sludge can also remove moisture in the sludge by gravity, the sludge moves to the lower side of the extruding plate 38 along with the tensioning belt 35, the hydraulic cylinder 37 is opened, the telescopic part of the hydraulic cylinder drives the extruding plate 38 to press down, the sludge is dewatered for the first time, the moisture in the sludge is removed, and then the sludge continues to move along with the tensioning belt 35, moving below roll shaft 39, roll motor 310 is activated to rotate roll shaft 39, thereby performing a second dewatering treatment on the sludge.

In this embodiment: the supporting mechanism 1 comprises a feed chute 11, a box body 12, a first water storage tank 13, a second water storage tank 14, a hydraulic cylinder fixing plate 15, a first slideway 16 and a second slideway 17, wherein the feed chute 11 is positioned above a first conveying shaft 32, the box body 12 is positioned below the feed chute 11, the first water storage tank 13 is positioned below the first conveying shaft 32, the second water storage tank 14 is positioned below a rolling shaft 39, the hydraulic cylinder fixing plate 15 is connected inside the box body 12 through welding, the first slideway 16 is positioned below the first water storage tank 13, the second slideway 17 is connected outside the box body 12 through welding, the box body 12 is provided with a motor frame which is in bolt connection with a first motor 31, the box body 12 is provided with a motor frame which is in bolt connection with a tensioning motor 36, the pneumatic cylinder 37 passes through bolted connection with pneumatic cylinder fixed plate 15, pneumatic cylinder 37 expansion and contraction portion is equipped with the fixing base of being connected with stripper plate 38, box 12 is equipped with the motor frame of carrying out bolted connection with roll-in motor 310, feed chute 11 passes through welded connection with box 12, first slide 16 is equipped with the low-angle slip table that is used for making things convenient for the mud transportation, second slide 17 is equipped with the low-angle slip table that is used for making things convenient for the mud transportation, the water that first conveyer belt 32 filtered flows into first water storage tank 13 and stores, the mud after the preliminary treatment flows through first slide 16, fall on the tensioning area 35, the water that the filtration after the secondary prolapse is handled flows into in the second water storage tank 14 and stores.

In this embodiment: the drying mechanism 2 comprises a drying box 21, a fan 22, a second conveying belt 23, a second conveying shaft 24, a heating rod 25 and an air outlet net 26, wherein the drying box 21 is positioned in front of the box body 12, the fan 22 is connected above the drying box 21 through bolts, the second conveying belt 23 is positioned below the fan 22, the second conveying shaft 24 is positioned in the second conveying belt 23, the air outlet net 26 is positioned above the second conveying belt 23, the heating rod 25 is positioned above the air outlet net 26, the drying box 21 is connected with the second slideway 17 through bolts, a motor for rotating the second conveying shaft 24 is arranged on the drying box 21, the drying box 21 is provided with a feed inlet and a discharge outlet for drying and in-out sludge, the sludge enters the drying box 21 through the second slideway 17, the fan 22 and the heating rod 26 are opened, hot air is blown onto the second conveying belt 23, the second conveying shaft 24 rotates to drive the second conveying belt 23 to move, dehydrated sludge is transported and dried in the transportation process.

Working principle: the operator introduces the sludge to be dehydrated from the feed chute 11, the first motor 31 is turned on to rotate the first conveying shaft 33, the first conveying shaft 33 drives the first conveying belt 32 to move to start conveying the entering sludge, in the conveying process, the water filtering holes formed in the first conveying belt 32 are used for carrying out dehydration pretreatment on the sludge by gravity, the water filtered by the first conveying belt 32 flows into the first water storage tank 13 to be stored, the pretreated sludge flows through the first slideway 16 and falls onto the tensioning belt 35, the tensioning motor 36 is turned on to start the tensioning shaft 34 to rotate, the tensioning belt 35 is driven to start moving, the sludge is conveyed along with the tensioning belt 35, a plurality of water filtering holes are formed in the tensioning belt 35 in the conveying process, the sludge can also be dehydrated by gravity, the sludge moves below the extruding plate 38 along with the tensioning belt 35, opening a hydraulic cylinder 37, driving an extruding plate 38 to press down by a telescopic part of the hydraulic cylinder to dewater sludge for the first time, removing water in the sludge, then continuing to move the sludge along with a tensioning belt 35, moving to the lower part of a rolling shaft 39, starting a rolling motor 310 to rotate the rolling shaft 39, thereby performing secondary dewatering treatment on the sludge, enabling filtered water to flow into a second water storage tank 14 for storage, allowing the sludge to flow into a drying box 21 through a second slideway 17 after three-wheel rolling dewatering, opening a fan 22 and a heating rod 26, blowing hot air onto a second conveying belt 23, enabling the second conveying shaft 24 to rotate to drive the second conveying belt 23 to move, transporting the dewatered sludge, drying in the transportation process, and finally completing the dewatering treatment of the sludge, wherein the dewatering mechanism 3 can ensure the effect of the dewatering treatment of the sludge, reduce the time required for subsequent sludge drying, the sludge dewatering treatment efficiency is improved.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims.

Claims

1. The utility model provides a sludge dewatering device, includes supporting mechanism (1) that are used for fixed and support, is used for carrying out drying process's drying mechanism (2) with the mud after the dehydration, its characterized in that: the device also comprises a dewatering mechanism (3) for dewatering the sludge;

the dewatering mechanism (3) comprises a first motor (31), a first conveying shaft (32), a first conveying belt (33), a tensioning shaft (34), a tensioning belt (35), a tensioning motor (36), a hydraulic cylinder (37), a pressing plate (38), a rolling shaft (39) and a rolling motor (310), wherein the first motor (31) is located on one side of the supporting mechanism (1), the first conveying shaft (32) is installed at the output end of the first motor (31), the first conveying belt (33) is located on the outer side of the first conveying shaft (32), the tensioning motor (36) is located below the side of the first motor (31), the tensioning shaft (34) is installed at the output end of the tensioning motor (36), the tensioning belt (35) is located on the outer side of the tensioning shaft (34), the hydraulic cylinder (37) is located in front of the shaft (34), the pressing plate (38) is connected with the telescopic part of the hydraulic cylinder (37) through bolts, the rolling motor (310) is located at the position of the first motor (31) below the rolling shaft (39).

2. A sludge dewatering apparatus as claimed in claim 1, wherein: supporting mechanism (1) are including feed chute (11), box (12), first water storage tank (13), second water storage tank (14), pneumatic cylinder fixed plate (15), first slide (16), second slide (17), feed chute (11) are located first conveying axle (32) top, box (12) are located feed chute (11) below, first water storage tank (13) are located first conveying axle (32) below, second water storage tank (14) are located roll-in axle (39) below, pneumatic cylinder fixed plate (15) are through welded connection inside box (12), first slide (16) are located first water storage tank (13) below, second slide (17) are through welded connection outside box (12).

3. A sludge dewatering apparatus as claimed in claim 2, wherein: drying mechanism (2) are including drying cabinet (21), fan (22), second conveyer belt (23), second conveying axle (24), heating rod (25), net (26) of giving vent to anger, drying cabinet (21) are located box (12) the place ahead, fan (22) are in through bolted connection drying cabinet (21) top, second conveyer belt (23) are located fan (22) below, second conveying axle (24) are located survey in second conveyer belt (23), net (26) are located second conveyer belt (23) top gives vent to anger, heating rod (25) are located net (26) top gives vent to anger.

4. A sludge dewatering apparatus as claimed in claim 2, wherein: the box (12) be equipped with first motor (31) carry out bolted connection's motor frame, box (12) be equipped with tensioning motor (36) carry out bolted connection's motor frame, pneumatic cylinder (37) with pneumatic cylinder fixed plate (15) pass through bolted connection, pneumatic cylinder (37) telescopic section be equipped with the fixing base that stripper plate (38) are connected, box (12) be equipped with roll-in motor (310) carry out bolted connection's motor frame.

5. A sludge dewatering apparatus as claimed in claim 2, wherein: the feeding chute (11) is connected with the box body (12) through welding, the first slide way (16) is provided with a small-angle slide way for facilitating sludge transportation, and the second slide way (17) is provided with a small-angle slide way for facilitating sludge transportation.

6. A sludge dewatering apparatus as claimed in claim 3, wherein: the drying box (21) is connected with the second slideway (17) through a bolt, a motor for rotating the second conveying shaft (24) is arranged on the drying box (21), and the drying box (21) is provided with a feeding hole and a discharging hole for drying and feeding sludge.

7. A sludge dewatering apparatus as claimed in claim 1, wherein: a plurality of water filtering holes are formed in the tensioning belt (35), a plurality of water filtering holes are formed in the first conveying belt (33), and a plurality of water filtering holes are formed in the rolling shaft (39).