CN214004401U

CN214004401U - Dry-wet sludge mixing, homogenizing and dehydrating device

Info

Publication number: CN214004401U
Application number: CN202022022085.7U
Authority: CN
Inventors: 夏丹
Original assignee: Shanghai Safenet Fuel Testing Co ltd
Current assignee: Shanghai Safenet Fuel Testing Co ltd
Priority date: 2020-09-16
Filing date: 2020-09-16
Publication date: 2021-08-20
Anticipated expiration: 2030-09-16

Abstract

The utility model discloses a dry wet sludge mixing homogenization dewatering device, including dehydration section of thick bamboo and the churn of fixed connection in dehydration section of thick bamboo upper end, be equipped with the feed inlet on the churn, the lower extreme of dehydration section of thick bamboo is equipped with the delivery port, be equipped with the rabbling mechanism that is used for stirring dry wet sludge mixture in the churn, be equipped with the bar chamber in the wall of churn, the bar intracavity is equipped with and is used for making the rabbling mechanism pivoted drive mechanism, the intercommunication is equipped with the transmission pipe between dehydration section of thick bamboo and the churn, be equipped with the solenoid valve in the transmission pipe, be equipped with the extrusion mechanism who is used for dry wet sludge mixture dehydration in the dehydration section of thick bamboo, be equipped with the discharge mechanism who is used for discharging dehydration back mud in the dehydration section of thick bamboo, the outer fixedly connected with L shaped plate of dehydration section of thick bamboo right side wall. The utility model discloses rational in infrastructure, it can carry out the preliminary treatment to the dry and hard mud piece in the mud, makes dewatering equipment not fragile, and the dehydration is efficient.

Description

Dry-wet sludge mixing, homogenizing and dehydrating device

Technical Field

The utility model relates to a sludge dewatering technical field especially relates to a dry and wet sludge mixing homogenization dewatering device.

Background

Sludge dewatering refers to 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. After dewatering, the water content of the sludge can be reduced to fifty-five percent to eighty percent, depending on the properties of the sludge and the sediments and the efficiency of the dewatering equipment. The further dehydration of the sludge is called sludge drying, and the moisture content of the dried sludge is less than ten percent. The dehydration method mainly comprises a natural drying method, a mechanical dehydration method and a granulation method. The natural drying method and the mechanical dehydration method are suitable for sewage sludge. The granulation method is suitable for coagulating sedimentation sludge.

The existing dry and wet sludge mixing, homogenizing and dehydrating device directly puts the sludge into a dehydrating device for dehydrating, but the sludge often contains dry and hard sludge blocks which can damage the dehydrating device or increase the burden of the dehydrating device, and the existing device does not pretreat the dry and hard sludge blocks, so that the phenomenon of damaging equipment is easy to occur during dehydration.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the shortcoming that exists among the prior art, and the mixed homogenization dewatering device of wet sludge futilely that proposes, it can carry out the preliminary treatment to the dry and hard mud piece in the mud, makes dewatering equipment not fragile, and dehydration efficiency is high.

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

the utility model provides a dry wet sludge mixing homogenizing dehydration device, includes dehydration section of thick bamboo and the churn of fixed connection in dehydration section of thick bamboo upper end, be equipped with the feed inlet on the churn, the lower extreme of dehydration section of thick bamboo is equipped with the delivery port, be equipped with the rabbling mechanism who is used for stirring dry wet sludge mixture in the churn, be equipped with the bar chamber in the wall of churn, the bar intracavity is equipped with and is used for making rabbling mechanism pivoted drive mechanism, the intercommunication is equipped with the transmission pipe between dehydration section of thick bamboo and the churn, be equipped with the solenoid valve in the transmission pipe, be equipped with the extrusion mechanism who is used for doing wet sludge mixture dehydration in the dehydration section of thick bamboo, be equipped with the discharge mechanism who is used for discharging dehydration back mud in the dehydration section of thick bamboo, the outer fixedly connected with L shaped plate of dehydration section of thick bamboo right side wall, be equipped with the power unit that is used for providing power for rabbling mechanism and dehydration mechanism on the L shaped plate.

Preferably, rabbling mechanism is including rotating the puddler of connection in the churn, the upper end of puddler runs through the churn and extends to the interior top rotation in bar intracavity and with the bar intracavity and be connected, a plurality of stirring leaves of fixedly connected with on the puddler.

Preferably, the transmission mechanism comprises a worm rotatably connected to the inner wall of the strip-shaped cavity, a worm wheel meshed with the worm is fixedly connected to the stirring rod, and the right end of the worm penetrates through the strip-shaped cavity and extends out of the stirring cylinder.

Preferably, the extrusion mechanism comprises a spiral conveying roller which is rotatably connected in the dewatering cylinder, an annular filter screen is arranged between the spiral conveying roller and the inner wall of the dewatering cylinder, the left end of the annular filter screen is fixedly connected with an annular plate which is fixedly connected with the inner wall of the dewatering cylinder, and the right end of the annular filter screen is fixedly connected with the inner wall of the right side of the dewatering cylinder.

Preferably, discharge mechanism includes the cylinder of fixed connection on the dewatering cylinder left side wall, the flexible terminal fixedly connected with of cylinder runs through the baffle, the lateral wall of baffle and the inner wall sliding connection of dewatering cylinder, spiral delivery kun run through the baffle and with baffle sliding connection, run through and sliding connection has the guide bar on the baffle, the left end of guide bar and the left side inner wall fixed connection of dewatering cylinder, the right-hand member of guide bar and the left side wall fixed connection of annular slab, the lower extreme of dewatering cylinder is equipped with the slag notch.

Preferably, the power mechanism comprises a motor arranged on the L-shaped plate, the tail end of an output shaft of the motor penetrates through the L-shaped plate and is fixedly connected with a rotating rod fixedly connected with the right end of the spiral conveying roller, the rotating rod and the worm are both fixedly connected with belt wheels, and the two belt wheels are connected through a belt.

Compared with the prior art, the utility model, its beneficial effect does:

1. through setting up rabbling mechanism and drive mechanism, realize handling the dry and hard mud piece in the mud, make the process of dehydration more smooth, the phenomenon that the equipment damaged can not take place.

2. Through setting up extrusion mechanism and discharge mechanism, realize that high-efficient quick sludge to after the preliminary treatment dewaters, then with the sludge discharge after the dehydration, simple structure, convenient operation, the dehydration separation is effectual.

Drawings

FIG. 1 is a schematic structural view of a dry-wet sludge mixing, homogenizing and dewatering device according to the present invention;

FIG. 2 is a schematic front view of a dry-wet sludge mixing, homogenizing and dewatering device according to the present invention;

fig. 3 is an enlarged schematic view of a structure at a position A of the dry and wet sludge mixing, homogenizing and dewatering device provided by the utility model.

In the figure: the device comprises a dewatering cylinder 1, a stirring cylinder 2, a stirring rod 3, a stirring blade 4, a feeding hole 5, a motor 6, a 7L-shaped plate, a belt 8, a strip-shaped cavity 9, a spiral conveying roller 10, an air cylinder 11, a baffle 12, a guide rod 13, an annular filter screen 14, a water outlet 15, a slag outlet 16, an annular plate 17, a belt wheel 18, a worm 19 and a worm wheel 20.

Detailed Description

In order to make the above objects, features and advantages of the present invention more comprehensible, embodiments of the present invention are described in detail below with reference to the accompanying drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. The present invention can be embodied in many different forms other than those specifically described herein, and it will be apparent to those skilled in the art that similar modifications can be made without departing from the spirit and scope of the invention, and it is therefore not to be limited to the specific embodiments disclosed below.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.

Referring to fig. 1-3, a dry and wet sludge mixing homogenizing dehydration device comprises a dehydration cylinder 1 and a stirring cylinder 2 fixedly connected to the upper end of the dehydration cylinder 1, wherein a feed inlet 5 is arranged on the stirring cylinder 2, a water outlet 15 is arranged at the lower end of the dehydration cylinder 1, a stirring mechanism for stirring a dry and wet sludge mixture is arranged in the stirring cylinder 2, the stirring mechanism comprises a stirring rod 3 rotatably connected in the stirring cylinder 2, the upper end of the stirring rod 3 penetrates through the stirring cylinder 2, extends into a strip-shaped cavity 9 and is rotatably connected with the top of the strip-shaped cavity 9, and a plurality of stirring blades 4 are fixedly connected to the stirring rod 3.

Be equipped with strip chamber 9 in the wall of churn 2, be equipped with in the strip chamber 9 and be used for making rabbling mechanism pivoted drive mechanism, drive mechanism is including rotating the worm 19 of connecting on strip chamber 9 inner wall, fixedly connected with and worm 19 meshed worm wheel 20 on puddler 3, the right-hand member of worm 19 runs through strip chamber 9 and extends to outside churn 2, through setting up rabbling mechanism and drive mechanism, the realization is handled the dry and hard mud piece in the mud, the process that makes the dehydration is more smooth, the phenomenon that the emergence equipment damaged does not hold.

The conveying pipe is communicated between the dewatering cylinder 1 and the stirring cylinder 2, the electromagnetic valve is arranged in the conveying pipe, the squeezing mechanism used for dewatering the dry-wet sludge mixture is arranged in the dewatering cylinder 1, the squeezing mechanism comprises a spiral conveying roller 10 which is rotatably connected in the dewatering cylinder 1, an annular filter screen 14 is arranged between the spiral conveying roller 10 and the inner wall of the dewatering cylinder 1, the left end of the annular filter screen 14 is fixedly connected with an annular plate 17 fixedly connected with the inner wall of the dewatering cylinder 1, and the right end of the annular filter screen 14 is fixedly connected with the inner wall of the right side of the dewatering cylinder 1.

Be equipped with the discharge mechanism who is used for discharging the mud after the dehydration in dehydration section of thick bamboo 1, discharge mechanism includes cylinder 11 of fixed connection on the 1 left side wall of dehydration section of thick bamboo, the flexible terminal fixedly connected with of cylinder 11 runs through baffle 12, the lateral wall of baffle 12 and the inner wall sliding connection of dehydration section of thick bamboo 1, screw conveyor kun 10 runs through baffle 12 and with baffle 12 sliding connection, run through and sliding connection has guide bar 13 on the baffle 12, the left end of guide bar 13 and the left side inner wall fixed connection of dehydration section of thick bamboo 1, the right-hand member of guide bar 13 and the left side wall fixed connection of annular slab 17, the lower extreme of dehydration section of thick bamboo 1 is equipped with slag notch 16, through setting up extruding mechanism and discharge mechanism, realize high-efficient quick sludge after the preliminary treatment dewaters, then discharge the mud after will dewatering, moreover, the steam generator is simple in structure, and convenient for operation, the dehydration separation is effectual.

The outer fixedly connected with L shaped plate 7 of dehydration section of thick bamboo 1 right side wall is equipped with the power unit that is used for providing power for rabbling mechanism and dehydration mechanism on the L shaped plate 7, and power unit is including setting up the motor 6 on L shaped plate 7, and L shaped plate 7 and the right-hand member fixed connection's of fixedly connected with and auger delivery kun 10 bull stick are run through to the output shaft end of motor 6, equal fixedly connected with band pulley 18 on bull stick and the worm 19, and two band pulleys 18 pass through the belt 8 and connect.

When the utility model is used, firstly, the sludge enters the mixing drum 2 through the feed inlet 5, the motor 6 is started, the motor 6 rotates the worm 19 through the transmission of the belt wheel 18 and the belt 8, the worm 19 rotates to drive the worm wheel 20 to rotate, further drives the stirring rod 3 and the stirring blade 4 to rotate, dry and hard mud blocks in the mud are stirred to be changed into mud, then the electromagnetic valve is started, the stirred sludge enters the dewatering cylinder 1, the spiral conveying roller 10 is driven by the motor 6 to rotate to convey the sludge leftwards, water in the sludge is extruded out in the conveying process, flows into the bottom in the dewatering cylinder 1 through the filter screen and flows out from the water outlet 15, at the moment, the air cylinder 11 is in an extended state, the baffle 12 is used for stopping the sludge to ensure that the dewatering is smooth, after the dewatering is finished, the cylinder 11 is contracted, the baffle 12 is moved leftward, and the dewatered sludge is discharged through the slag outlet 16.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A dry and wet sludge mixing, homogenizing and dehydrating device comprises a dehydrating cylinder (1) and a stirring cylinder (2) fixedly connected to the upper end of the dehydrating cylinder (1), and is characterized in that a feed inlet (5) is formed in the stirring cylinder (2), a water outlet (15) is formed in the lower end of the dehydrating cylinder (1), a stirring mechanism used for stirring a dry and wet sludge mixture is arranged in the stirring cylinder (2), a strip-shaped cavity (9) is formed in the wall of the stirring cylinder (2), a transmission mechanism used for enabling the stirring mechanism to rotate is arranged in the strip-shaped cavity (9), a transmission pipe is arranged between the dehydrating cylinder (1) and the stirring cylinder (2) in a communication mode, an electromagnetic valve is arranged in the transmission pipe, an extrusion mechanism used for dehydrating the dry and wet sludge mixture is arranged in the dehydrating cylinder (1), and a discharge mechanism used for discharging dehydrated sludge is arranged in the dehydrating cylinder (1), the outer fixedly connected with L shaped plate (7) of dehydration section of thick bamboo (1) right side wall, be equipped with the power unit that is used for providing power for rabbling mechanism and dehydration mechanism on L shaped plate (7).

2. The device for mixing, homogenizing and dewatering dry and wet sludge according to claim 1, characterized in that the stirring mechanism comprises a stirring rod (3) rotatably connected in the stirring cylinder (2), the upper end of the stirring rod (3) extends into the strip-shaped cavity (9) through the stirring cylinder (2) and is rotatably connected with the inner top of the strip-shaped cavity (9), and a plurality of stirring blades (4) are fixedly connected to the stirring rod (3).

3. The device for mixing, homogenizing and dewatering dry and wet sludge according to claim 2, characterized in that the transmission mechanism comprises a worm (19) rotatably connected to the inner wall of the strip-shaped cavity (9), a worm wheel (20) engaged with the worm (19) is fixedly connected to the stirring rod (3), and the right end of the worm (19) penetrates through the strip-shaped cavity (9) and extends out of the stirring drum (2).

4. The dry-wet sludge mixing, homogenizing and dewatering device according to claim 1, wherein the extrusion mechanism comprises a screw conveyor roller (10) rotatably connected in the dewatering cylinder (1), an annular filter screen (14) is arranged between the screw conveyor roller (10) and the inner wall of the dewatering cylinder (1), the left end of the annular filter screen (14) is fixedly connected with an annular plate (17) fixedly connected with the inner wall of the dewatering cylinder (1), and the right end of the annular filter screen (14) is fixedly connected with the right inner wall of the dewatering cylinder (1).

5. The dry and wet sludge mixing, homogenizing and dewatering device according to claim 4, wherein the discharge mechanism comprises a cylinder (11) fixedly connected to the left side wall of the dewatering drum (1), the telescopic end of the cylinder (11) is fixedly connected with a through baffle (12), the side wall of the baffle (12) is slidably connected with the inner wall of the dewatering drum (1), the screw conveying roller (10) penetrates through the baffle (12) and is slidably connected with the baffle (12), the baffle (12) is connected with a guide rod (13) in a penetrating and sliding manner, the left end of the guide rod (13) is fixedly connected with the left side inner wall of the dewatering drum (1), the right end of the guide rod (13) is fixedly connected with the left side wall of the annular plate (17), and the lower end of the dewatering drum (1) is provided with a slag outlet (16).

6. The device for mixing, homogenizing and dewatering dry and wet sludge according to claim 5, wherein the power mechanism comprises a motor (6) disposed on the L-shaped plate (7), the end of the output shaft of the motor (6) penetrates through the L-shaped plate (7) and is fixedly connected with a rotating rod fixedly connected with the right end of the screw conveying roller (10), the rotating rod and the worm (19) are both fixedly connected with belt wheels (18), and the two belt wheels (18) are connected through a belt (8).