CN213652251U

CN213652251U - Sludge dewatering device

Info

Publication number: CN213652251U
Application number: CN202022246494.5U
Authority: CN
Inventors: 卢明; 田尾浩一
Original assignee: Shiyuan Environmental Machinery Suzhou Co ltd
Current assignee: Shiyuan Environmental Machinery Suzhou Co ltd
Priority date: 2020-10-10
Filing date: 2020-10-10
Publication date: 2021-07-09
Anticipated expiration: 2030-10-10

Abstract

The utility model discloses a sludge dewatering device, which comprises an outer shell, wherein a dewatering box is arranged in the outer shell, the bottom end surface of the outer shell is connected with a drying box, the bottom end surface of the drying box is connected with a plurality of supporting columns, a plurality of material carrying discs and material guiding plates are arranged in the dewatering box, a plurality of first heating plates are arranged on the bottom end surface of the material carrying discs, a second heating plate is arranged on the bottom end surface of the material guiding plates, a feeding pipe and a first outlet pipe are respectively arranged on the left side and the right side of the upper end surface of the dewatering box, the left side and the right side of the top part in the drying box are respectively connected with a heating box, the upper end surface of the drying box is connected with a second outlet pipe, the bottom end surface of the drying box is connected with a discharging pipe, when in use, sludge enters the dewatering box from the feeding pipe, the sludge is dewatered step by, the hot air that the heating cabinet produced carries out hot-blast air-drying to mud, and the mud after the air-drying is discharged through the discharging pipe.

Description

Sludge dewatering device

Technical Field

The utility model relates to a sludge treatment technical field specifically is a sludge dewatering device.

Background

Sludge dewatering, which is a sludge treatment method for removing water from fluid primary, concentrated or digested sludge and converting the sludge into semi-solid or solid sludge blocks, generally speaking, mechanical dewatering is adopted to obtain a solid content of 20-30%, the formed sludge is also called sludge cake, the water content of the sludge cake is still high, the sludge cake has fluid properties, the treatment difficulty and the cost are still higher, so that further reduction is necessary, large-scale reduction can be realized only by evaporating through heat input formation outside natural air drying, heat drying is adopted for drying, the existing dewatering equipment on the market can only carry out once heat drying dewatering on sludge in each operation, if deep dewatering is required, the dewatering equipment is required to be added into the sludge discharged by the dewatering equipment manually, the circular dewatering is realized, the dewatering efficiency is lower, and the labor intensity is higher.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a sludge dewatering device to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

a sludge dewatering device comprises a shell, wherein a dewatering box is arranged in the shell, a drying box is fixedly connected to the bottom end face of the shell, a plurality of support columns are fixedly connected to the bottom end face of the drying box, a first motor is fixedly installed at the center of the upper end face of the shell, one end of a first rotating rod is fixedly connected to the output end of the first motor, the other end of the first rotating rod extends into the inner bottom side wall of the dewatering box, a plurality of material carrying discs are fixedly connected to the outer surface of the first rotating rod, a plurality of first heating plates are fixedly installed on the bottom end face of each material carrying disc, a plurality of material guide plates are fixedly connected to the inner left side wall and the inner right side wall of the dewatering box, a second heating plate is fixedly installed on the bottom end face of each material guide plate, an inlet pipe is fixedly connected to the left side of the upper end face of the dewatering, the bottom face of dehydration case is connected with interior discharge funnel, interior discharge funnel's bottom and the inside intercommunication of stoving case, the interior top lateral wall of stoving case and the left and right sides fixedly connected with heating cabinet respectively that is located interior discharge funnel, the top lateral wall fixed mounting of heating cabinet has the fan, the inside of heating cabinet and the below fixed mounting that is located the fan have electric heating wire, the bottom face fixed mounting of heating cabinet has out the fan casing, the up end right side fixedly connected with second outlet duct of stoving case, the bottom face right side fixedly connected with discharging pipe of stoving case.

Preferably, the left end face of the drying box is fixedly provided with a second motor, the output end of the second motor is fixedly connected with one end of a second rotating rod, the other end of the second rotating rod is rotatably connected with the inner right side wall of the drying box, and the outer surface of the second rotating rod is fixedly connected with a plurality of spiral blades.

Preferably, the top of the feeding pipe is provided with a sealing ring.

Preferably, the first air outlet pipe and the second air outlet pipe are both connected with a gas filtering device through pipelines, and a plurality of activated carbon layers are arranged in the gas filtering device.

Preferably, the top surface of the material loading disc is of a conical surface structure, and the material guide plate is of a downward inclined surface structure.

Preferably, a heat insulation layer is arranged between the outer shell and the dewatering box.

Compared with the prior art, the beneficial effects of the utility model are that: when in use, firstly, the sludge conveying equipment is butted through a feeding pipe, a sealing ring arranged on the feeding pipe can prevent sludge from permeating outside, the sludge enters a dewatering box from the feeding pipe, the sludge sequentially passes through a plurality of groups of material carrying discs and material guide plates from top to bottom, a first heating plate and a second heating plate heat the sludge to dewater the sludge step by step, the sludge containing a small amount of water enters a drying box from an inner discharging funnel under the action of self weight, an electric heating wire and a fan work, the fan discharges the generated hot air into the drying box through an air outlet cover and air-dries the sludge in the drying box, a second motor drives a second rotating rod and a spiral blade to rotate to discharge the air-dried sludge from a discharging pipe, a first air outlet pipe and a second air outlet pipe are used for discharging air and are both connected with gas filtering equipment through a pipeline, an active carbon layer in the gas filtering equipment processes the air, later discharge the external world again, prevent air pollution, at the dehydration in-process, will produce certain heat, the insulating layer of setting for avoid high temperature to scald operating personnel, the first motor of setting for drive first bull stick and bear the weight of a set rotation, can prevent that mud from blockking up.

Drawings

FIG. 1 is a schematic sectional view of a main structure of a sludge dehydrating apparatus;

FIG. 2 is an enlarged view of the structure A in FIG. 1 of a sludge dehydrating apparatus.

In the figure: 1-supporting column, 2-second motor, 3-drying box, 4-inner discharging funnel, 5-shell, 6-heat-insulating layer, 7-guide plate, 8-dewatering box, 9-feeding pipe, 10-first motor, 11-first air outlet pipe, 12-first rotating rod, 13-material carrying disc, 14-first heating plate, 15-second heating plate, 16-second air outlet pipe, 17-second rotating rod, 18-discharging pipe, 19-spiral blade, 20-electric heating wire, 21-fan, 22-heating box, 23-air outlet cover.

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. 1-2, the present invention provides a technical solution: a sludge dewatering device comprises a shell 5, a dewatering box 8 is arranged in the shell 5, a drying box 3 is fixedly connected to the bottom end face of the shell 5, a plurality of supporting columns 1 are fixedly connected to the bottom end face of the drying box 3, a first motor 10 is fixedly arranged at the center of the upper end face of the shell 5, one end of a first rotating rod 12 is fixedly connected to the output end of the first motor 10, the other end of the first rotating rod 12 extends into the inner bottom side wall of the dewatering box 8, a plurality of material carrying discs 13 are fixedly connected to the outer surface of the first rotating rod 12, a plurality of first heating plates 14 are fixedly arranged on the bottom end face of each material carrying disc 13, a plurality of material guide plates 7 are fixedly connected to the inner left side wall and the inner right side wall of the dewatering box 8, a second heating plate 15 is fixedly arranged on the bottom end face of each material guide plate 7, and a feeding pipe 9, the utility model discloses a drying box, including dewatering box 8, the first outlet duct 11 of up end right side fixedly connected with of dewatering box 8, discharging funnel 4 in the bottom face of dewatering box 8 is connected with, the bottom of interior discharging funnel 4 and the inside intercommunication of stoving case 3, the interior top lateral wall of stoving case 3 and the left and right sides fixedly connected with heating cabinet 22 respectively that is located interior discharging funnel 4, the top lateral wall fixed mounting of heating cabinet 22 has fan 21, the below fixed mounting that is located fan 21 of the inside of heating cabinet 22 has electric heating wire 20, the bottom face fixed mounting of heating cabinet 22 has a fan housing 23, the up end right side fixedly connected with second outlet duct 16 of stoving case 3, the bottom face right side fixedly connected with discharging pipe 18 of stoving case 3.

During the use, at first, defeated material equipment with mud passes through inlet pipe 9 butt joint, mud enters into dehydration box 8 from inlet pipe 9, mud will be from the top down through a plurality of groups in proper order and carry charging tray 13 and stock guide 7, first hot plate 14 will heat mud with second hot plate 15, make mud dewater step by step, the mud that contains a small amount of water and under the effect of self weight, get into drying box 3 by interior discharging hopper 4 in, electric heating wire 20 and fan 21 work, fan 21 will produce hot-blast through going out fan housing 23 and discharge to drying box 3 in, and carry out hot-blast air-drying to the mud in drying box 3, mud after the air-drying passes through discharging pipe 18 and discharges, the first motor 10 of setting for drive first bull stick 12 and bear the rotation of charging tray 13, can prevent sludge blocking.

The left end face fixed mounting of stoving case 3 has second motor 2, the output end fixedly connected with second bull stick 17's of second motor 2 one end, the other end of second bull stick 17 rotates with the interior right side wall of stoving case 3 to be connected, a plurality of spiral leaves 19 of the fixed surface of second bull stick 17 are connected with, and second motor 2 drives second bull stick 17 and spiral leaf 19 and rotates, and the mud after will air-drying is discharged from discharging pipe 18, can prevent that mud from blocking up in stoving case 3 to can stir mud, guarantee the even stoving of mud.

The top of inlet pipe 9 is provided with the sealing washer, and the sealing washer of setting can avoid mud infiltration to go out the outside, makes inlet pipe 9 and outside defeated material equipment connection of mud inseparabler.

First outlet duct 11 all has gas filtration equipment with second outlet duct 16 through the pipe connection, is provided with a plurality of activated carbon layers in the gas filtration equipment, and the activated carbon layer in the gas filtration equipment is handled gas, later discharges to the external world again for prevent air pollution.

The top surface of the material carrying disc 13 is of a conical surface structure, and the material guide plate 7 is of an inclined downward structure and is used for ensuring that sludge can fall downwards step by step under the action of self gravity.

Be provided with insulating layer 6 between shell 5 and the dewatering box 8, at the dehydration in-process, will produce certain heat, insulating layer 6 of setting for avoid high temperature to scald operating personnel.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. A sludge dewatering device comprises a shell (5), and is characterized in that: the drying box is characterized in that a dewatering box (8) is arranged in the shell (5), a drying box (3) is fixedly connected to the bottom end face of the shell (5), a plurality of support columns (1) are fixedly connected to the bottom end face of the drying box (3), a first motor (10) is fixedly installed at the center of the upper end face of the shell (5), the output end of the first motor (10) is fixedly connected with one end of a first rotating rod (12), the other end of the first rotating rod (12) extends into the inner bottom side wall of the dewatering box (8), a plurality of material carrying discs (13) are fixedly connected to the outer surface of the first rotating rod (12), a plurality of first heating plates (14) are fixedly installed on the bottom end face of each material carrying disc (13), a plurality of material guide plates (7) are fixedly connected to the inner left and right side walls of the dewatering box (8), and a second heating plate (15) is fixedly installed on the bottom end, the device comprises a dewatering box (8), an inlet pipe (9) is fixedly connected to the left side of the upper end face of the dewatering box (8), a first outlet pipe (11) is fixedly connected to the right side of the upper end face of the dewatering box (8), an inner discharging funnel (4) is connected to the bottom end face of the dewatering box (8), the bottom end of the inner discharging funnel (4) is communicated with the inside of a drying box (3), heating boxes (22) are respectively and fixedly connected to the inner top side wall of the drying box (3) and located on the left side and the right side of the inner discharging funnel (4), a fan (21) is fixedly installed on the top side wall of each heating box (22), an electric heating wire (20) is fixedly installed inside each heating box (22) and located below the fan (21), an air outlet cover (23) is fixedly installed on the bottom end face of each heating box (22), and a second outlet pipe (16) is fixedly connected, the right side of the bottom end face of the drying box (3) is fixedly connected with a discharge pipe (18).

2. The sludge dewatering apparatus according to claim 1, wherein: the left end face fixed mounting of stoving case (3) has second motor (2), the output fixedly connected with second bull stick (17) of second motor (2) one end, the other end of second bull stick (17) rotates with the interior right side wall of stoving case (3) to be connected, the external fixed surface of second bull stick (17) is connected with a plurality of spiral leaves (19).

3. The sludge dewatering apparatus according to claim 2, wherein: the top of the feeding pipe (9) is provided with a sealing ring.

4. A sludge dewatering apparatus as claimed in claim 3, wherein: the first air outlet pipe (11) and the second air outlet pipe (16) are connected with a gas filtering device through pipelines, and a plurality of activated carbon layers are arranged in the gas filtering device.

5. The sludge dewatering apparatus according to claim 4, wherein: the top surface of the material carrying disc (13) is of a conical surface structure, and the material guide plate (7) is of a downward inclined surface structure.

6. The sludge dewatering apparatus according to claim 5, wherein: and a heat insulation layer (6) is arranged between the shell (5) and the dewatering box (8).