CN216191821U

CN216191821U - Sludge dewatering equipment

Info

Publication number: CN216191821U
Application number: CN202122342915.9U
Authority: CN
Inventors: 袁小亮; 邢朝华
Original assignee: Anhui Lvzhao Environmental Protection Technology Co ltd
Current assignee: Anhui Lvzhao Environmental Protection Technology Co ltd
Priority date: 2021-09-26
Filing date: 2021-09-26
Publication date: 2022-04-05
Anticipated expiration: 2031-09-26

Abstract

The utility model belongs to the technical field of sludge treatment, and particularly relates to sludge dewatering equipment which comprises a dewatering box, a stirring box, an inner barrel, a servo motor, a main shaft and an extrusion mechanism, wherein the stirring box is fixedly arranged at the top of the dewatering box, the lower end of the inner barrel is rotatably arranged at the bottom of the dewatering box through a bearing, the top of the stirring box is provided with a feed inlet, the lower end of the stirring box is connected with a blanking pipe vertically penetrating into the stirring box, the blanking pipe faces the inlet end of the inner barrel, the servo motor is arranged at the side end of the stirring box, the main shaft is horizontally rotatably arranged in the stirring box, and a plurality of stirring blades are equidistantly arranged on the surface of the main shaft; and the sludge is fully dewatered, and the efficiency is higher.

Description

Sludge dewatering equipment

Technical Field

The utility model belongs to the technical field of sludge treatment, and particularly relates to sludge dewatering equipment.

Background

The sludge is a solid precipitate produced in the process of treating water and sewage, and has the main characteristics of high water content (up to more than 99 percent), high organic matter content, easy decomposition and stinking, fine particles, small specific gravity and colloidal liquid state. It is a thick matter between liquid and solid and can be transported by a pump, but it is difficult to perform solid-liquid separation by sedimentation.

When the existing sludge dewatering device is used, the sludge and water are generally manually scattered and then dewatered, time and labor are wasted, the sludge dewatering is insufficient, and the efficiency is low; in order to solve the problems, the sludge dewatering equipment is provided.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide sludge dewatering equipment.

In order to achieve the purpose, the utility model adopts the technical scheme that:

a sludge dewatering device comprises a dewatering box, a stirring box, an inner barrel body, a servo motor, a main shaft and an extrusion mechanism, wherein the stirring box is fixedly arranged at the top of the dewatering box, the lower end of the inner barrel body is rotatably arranged at the bottom of the dewatering box through a bearing, a feed inlet is formed in the top of the stirring box, the lower end of the stirring box is connected with a blanking pipe vertically penetrating through the inside of the stirring box, the blanking pipe faces the inlet end of the inner barrel body, the servo motor is arranged at the side end of the stirring box, the main shaft is horizontally rotatably arranged in the stirring box and is provided with a plurality of stirring blades equidistantly on the surface, one end of the main shaft penetrates through the servo motor and is sequentially connected with a driving gear and a first bevel gear from left to right, the other end of the main shaft is connected with the output end of the servo motor, a driven shaft is vertically arranged at the center of the inner bottom of the inner barrel body, the upper end of the driven shaft penetrates through the top of the dewatering box and is horizontally connected with a second bevel gear meshed with the first bevel gear, the extrusion mechanism is slidably mounted at the top of the dehydration box.

Preferably, the squeezing mechanism comprises a rack and a pressing plate, the rack is vertically and slidably mounted at the bottom of the dewatering box, the side end of the rack is meshed with the driving gear, the pressing plate facing the inner barrel is horizontally mounted at the lower end of the rack, and the center of the pressing plate is penetrated through by the driven shaft.

Preferably, the inlet end of the inner cylinder body is in an inverted round table shape, the outer side surface of the inner cylinder body is provided with a plurality of dewatering holes, the lower end of the inner cylinder body penetrates through the bottom of the dewatering box, and two sludge discharge pipes are symmetrically communicated with the inside of the inner cylinder body.

Preferably, the top of the dehydration box body is provided with a sliding chute which slides with the side end of the rack.

Preferably, a sewage discharge pipe communicated with the inside is arranged at the side end of the dewatering box, and a plurality of support legs are symmetrically arranged at the bottom of the dewatering box.

Preferably, valves are arranged on the two sludge discharge pipes, the discharge pipe and the sewage discharge pipe.

The utility model has the beneficial effects that:

the servo motor is connected with an external controller, a program for controlling the stepping motor to rotate forward for a certain number of turns, rotate backward for a certain number of turns immediately and stop at intervals is pre-installed in the controller, when the stirring tank is used, sludge is fed into the stirring tank through the feed inlet, the servo motor is started, and when the servo motor rotates forward and backward, the main shaft and the stirring blades are rotated to stir and scatter the sludge in the stirring tank, so that the sludge is not required to be scattered manually, and time and labor are saved; meanwhile, the first bevel gear and the driving gear on the main shaft rotate, the first bevel gear drives the second bevel gear and the driven shaft to rotate, the inner cylinder rotates along with the first bevel gear, and centrifugal drainage is performed on sludge in the inner cylinder, so that sludge water in the inner cylinder is fully separated; meanwhile, when the servo motor rotates forwards, the driving gear drives the meshed rack to move downwards along the sliding groove, so that the pressure plate moves downwards from the uppermost end and enters the inner cylinder to extrude the internal sludge, water in the sludge is quickly extruded, the centrifugal dehydration effect of the sludge is further improved, and the dehydration rate of the sludge is greatly improved; when the servo motor rotates reversely, the driving gear drives the meshed rack to move upwards along the sliding groove, so that the pressure plate is separated from the inner cylinder body and returns to the initial position; when the servo motor interval stopped, the valve of mud row material pipe was opened earlier, and the mud after the dehydration of barrel in with is discharged, closes the valve of mud row material pipe, then opens the valve of unloading pipe, and the mud after breaking up the agitator tank falls to interior barrel through the unloading pipe inside, and after the mud of waiting to reach the agitator tank dropped, closed the valve of unloading pipe, servo motor began to rotate thereupon, repeats foretell operation.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the embodiments of the present invention are briefly described above. It is obvious that the above described figures are only some embodiments of the utility model, and that for a person skilled in the art, other figures can be derived from them without inventive effort.

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a top view of the present invention;

in the figure: 1-a dewatering box, 2-a stirring box, 3-an inner cylinder, 4-a servo motor, 5-a main shaft, 6-a stirring blade, 7-a driving gear, 8-a driven shaft, 9-a first bevel gear, 10-a second bevel gear, 11-a rack, 12-a pressure plate, 13-a sludge discharge pipe, 14-a chute, 15-a sewage discharge pipe, 16-a support leg, 17-a valve, 18-a discharge pipe and 19-a feed inlet.

Detailed Description

The technical scheme of the utility model is further explained by the specific implementation mode in combination with the attached drawings.

Wherein the showings are for the purpose of illustration only and are shown by way of illustration only and not in actual form, and are not to be construed as limiting the present patent; to better illustrate the embodiments of the present invention, some parts of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.

The same or similar reference numerals in the drawings of the embodiments of the present invention correspond to the same or similar components; in the description of the present invention, it should be understood that if the terms "upper", "lower", "left", "right", "inner", "outer", etc. are used for indicating the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, it is only for convenience of description and simplification of description, but it is not indicated or implied that the referred device or element must have a specific orientation, be constructed in a specific orientation and be operated, and therefore, the terms describing the positional relationship in the drawings are only used for illustrative purposes and are not to be construed as limitations of the present patent, and the specific meanings of the terms may be understood by those skilled in the art according to specific situations.

In the description of the present invention, unless otherwise explicitly specified or limited, the term "connected" or the like, if appearing to indicate a connection relationship between the components, is to be understood broadly, for example, as being fixed or detachable or integral; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or may be connected through one or more other components or may be in an interactive relationship with one another. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1 to 2: a sludge dewatering device comprises a dewatering box 1, a stirring box 2, an inner barrel 3, a servo motor 4, a main shaft 5 and an extrusion mechanism, wherein the stirring box 2 is fixedly arranged at the top of the dewatering box 1, the lower end of a barrel of the inner barrel 3 is rotatably arranged at the bottom of the dewatering box 1 through a bearing, a feed inlet 19 is formed in the top of the stirring box 2, the lower end of the stirring box is connected with a feed pipe 18 vertically penetrating into the stirring box 2, the feed pipe 18 faces the inlet end of the inner barrel 3, the servo motor 4 is arranged at the side end of the stirring box 2, the main shaft 5 is horizontally rotatably arranged in the stirring box 2 and is provided with a plurality of stirring blades 6 on the surface at equal intervals, one end of the main shaft 5 penetrates through the servo motor 4 and is sequentially connected with a driving gear 7 and a first bevel gear 9 from left to right, the other end of the main shaft is connected with the output end of the servo motor 4, a driven shaft 8 is vertically arranged at the center of the bottom in the inner barrel 3, the upper end of the driven shaft 8 penetrates through the top of the dewatering box 1 and is horizontally connected with a second bevel gear 10 meshed with the first bevel gear 9, and the squeezing mechanism is installed on the top of the dewatering box 1 in a sliding mode.

Specifically, the squeezing mechanism comprises a rack 11 and a pressing plate 12, the rack 11 is vertically installed at the bottom of the dewatering box 1 in a sliding mode, the side end of the rack is meshed with the driving gear 7, the pressing plate 12 facing the inner barrel 3 is horizontally installed at the lower end of the rack 11, and the driven shaft 8 penetrates the center of the pressing plate 12.

Specifically, the entrance point of the inner cylinder body 3 is in the shape of an inverted circular truncated cone, the outer side surface of the inner cylinder body is provided with a plurality of dewatering holes, the lower end of the inner cylinder body 3 penetrates through the bottom of the dewatering box 1, and two sludge discharge pipes 13 in the inner cylinder body are communicated and symmetrically arranged.

Specifically, the top of the dewatering box 1 is provided with a chute 14 which slides with the side end of the rack 11.

Specifically, a sewage discharge pipe 15 communicated with the inside is arranged at the side end of the dewatering box 1, and a plurality of support legs 16 are symmetrically arranged at the bottom of the dewatering box 1.

Specifically, valves 17 are mounted on the two sludge discharge pipes 13, the blanking pipe 18 and the sewage discharge pipe 15.

The working principle is as follows: the servo motor 4 is connected with an external controller, a program for controlling the stepping motor to rotate forward for a certain number of turns and rotate backward at once and stop at intervals is pre-installed in the controller, when the stirring tank is used, sludge is fed into the stirring tank 2 through the feed port 19, the servo motor 4 is started, and when the servo motor 4 rotates forward and backward, the main shaft 5 and the stirring blades 6 are rotated to stir and scatter the sludge in the stirring tank 2, so that manual scattering is not needed, and time and labor are saved; meanwhile, the first bevel gear 9 and the driving gear 7 on the main shaft 5 rotate, the first bevel gear 9 drives the second bevel gear 10 and the driven shaft 8 to rotate along with the first bevel gear, the inner cylinder 3 rotates along with the first bevel gear, and centrifugal drainage is carried out on sludge inside, so that sludge water in the inner cylinder 3 is fully separated; meanwhile, when the servo motor 4 rotates forwards, the driving gear 7 drives the meshed rack 11 to move downwards along the chute 14, so that the pressure plate 12 moves downwards from the uppermost end and enters the inner cylinder 3 to extrude the sludge inside, water in the sludge is quickly extruded out, the centrifugal dehydration effect of the sludge is further improved, and the dehydration rate of the sludge is greatly improved; when the servo motor 4 rotates reversely, the driving gear 7 drives the meshed rack 11 to move upwards along the chute 14, so that the pressure plate 12 is separated from the inner cylinder 3 and returns to the initial position; when the servo motor 4 stops at intervals, the valve 17 of the sludge discharge pipe 13 is opened first, the dewatered sludge of the inner cylinder 3 is discharged, the valve 17 of the sludge discharge pipe 13 is closed, then the valve 17 of the discharge pipe 18 is opened, the sludge scattered by the stirring box 2 falls into the inner cylinder 3 through the discharge pipe 18, after the sludge falling to the stirring box 2 is finished, the valve 17 of the discharge pipe 18 is closed, the servo motor 4 starts to rotate along with the sludge, and the operation is repeated.

It should be understood that the above-described embodiments are merely preferred embodiments of the utility model and the technical principles applied thereto. It will be understood by those skilled in the art that various modifications, equivalents, changes, and the like can be made to the present invention. However, such variations are within the scope of the utility model as long as they do not depart from the spirit of the utility model. In addition, certain terms used in the specification and claims of the present application are not limiting, but are used merely for convenience of description.

Claims

1. A sludge dewatering equipment which is characterized in that: comprises a dewatering box (1), a stirring box (2), an inner cylinder body (3), a servo motor (4), a main shaft (5) and an extrusion mechanism, wherein the stirring box (2) is fixedly arranged at the top of the dewatering box (1), the lower end of the inner cylinder body (3) is rotatably arranged at the bottom of the dewatering box (1) through a bearing, a feed inlet (19) is formed in the top of the stirring box (2), the lower end of the stirring box is connected with a blanking pipe (18) which vertically penetrates through the inner part of the stirring box (2), the blanking pipe (18) faces to the inlet end of the inner cylinder body (3), the servo motor (4) is arranged at the side end of the stirring box (2), the main shaft (5) is horizontally rotatably arranged in the stirring box (2) and is provided with a plurality of stirring blades (6) at equal intervals on the surface, one end of the main shaft (5) penetrates through the servo motor (4) and is sequentially connected with a driving gear (7) and a first bevel gear (9) from left to right, the other end is connected with the output end of the servo motor (4), a driven shaft (8) is vertically installed at the center of the bottom in the inner barrel (3), a second bevel gear (10) meshed with the first bevel gear (9) is horizontally connected to the upper end of the driven shaft (8) in a penetrating mode with the top of the dewatering box (1), the extruding mechanism is slidably installed at the top of the dewatering box (1), and the driving gear (7) is used for driving the extruding mechanism to move linearly up and down in the vertical direction.

2. The sludge dewatering apparatus according to claim 1, wherein: the squeezing mechanism comprises a rack (11) and a pressing plate (12), the rack (11) is vertically installed at the bottom of the dewatering box (1) in a sliding mode, the side end of the rack is meshed with the driving gear (7), the pressing plate (12) facing the inner barrel body (3) is horizontally installed at the lower end of the rack (11), and the center of the pressing plate (12) is penetrated through by the driven shaft (8).

3. The sludge dewatering apparatus according to claim 1, wherein: interior barrel (3) entrance point is the round platform form of invering, interior barrel is equipped with a plurality of dehydration hole on the surface, interior barrel (3) lower extreme runs through to dehydration tank (1) bottom, and the symmetry is equipped with two inside mud of intercommunication and arranges material pipe (13).

4. The sludge dewatering apparatus according to claim 1, wherein: the top of the dewatering box (1) body is provided with a sliding chute (14) which slides with the side end of the rack (11).

5. The sludge dewatering apparatus according to claim 1, wherein: the sewage discharge pipe (15) communicated with the inside is arranged at the side end of the dewatering box (1), and a plurality of support legs (16) are symmetrically arranged at the bottom of the dewatering box (1).

6. The sludge dewatering apparatus according to claim 3 or 5, wherein: and valves (17) are respectively arranged on the sludge discharge pipe (13), the blanking pipe (18) and the sewage discharge pipe (15).