CN210065510U

CN210065510U - Printing waste water sludge dewatering processing apparatus

Info

Publication number: CN210065510U
Application number: CN201920708912.2U
Authority: CN
Inventors: 徐贵山; 徐超
Original assignee: Taixing Guangli Machinery Manufacture Factory
Current assignee: Taixing Guangli Machinery Manufacturing Co ltd
Priority date: 2019-05-17
Filing date: 2019-05-17
Publication date: 2020-02-14
Anticipated expiration: 2029-05-17

Abstract

The utility model relates to a dehydration equipment technical field specifically is a printing waste water sludge dewatering processing apparatus, including the deposit box, churn and dehydration box, the lower extreme of deposit box and the upper end lateral wall welding intercommunication of churn, the inside of churn is provided with the (mixing) shaft of axiality, churn one end is sludge outlet, and sludge outlet's outer end has the blowoff valve through flange joint, and the blowoff valve is linked together through flange and dehydration box's mud pipe that advances, the inside of dehydration box is rotated and is connected with many lower compression rollers, many last compression rollers that correspond the setting in lower compression roller middle part top, it all is connected with the filter cloth area with lower compression roller to go up the compression roller, beneficial effect is: the utility model discloses in, the air pump passes through the air duct and transmits gas to the air-blowing end, makes the air-blowing end carry out the air-blowing to the churn is inside, and under the stirring action of the stirring vane that the cooperation (mixing) shaft outer wall was established, can effectively upwards carry the printing ink in the paper pulp mud and separate out, and separation effect rate is high.

Description

Printing waste water sludge dewatering processing apparatus

Technical Field

The utility model relates to a dehydration treatment facility technical field specifically is a printing waste water sludge dewatering processing apparatus.

Background

In the production process of the printing industry, some printing wastewater can be generated, particularly in the printing industry of the paper industry, the printing wastewater contains a large amount of paper pulp sludge, the paper pulp sludge is usually required to be cleaned, separated, dewatered and recycled, and the paper pulp sludge can be used as a fuel raw material required by other industries, so that the method is economic and avoids waste. Generally, the paper pulp sludge is also mixed with ink used in printing, and before the paper pulp sludge is dewatered, the separation efficiency of the ink needs to be ensured; good continuity of the dewatering process will greatly improve efficiency when dewatering pulp sludge.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a printing waste water sludge dewatering processing apparatus 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 printing wastewater sludge dehydration treatment device comprises a deposition tank, a mixing drum and a dehydration tank, wherein the lower end of the deposition tank is communicated with the side wall of the upper end of the mixing drum in a welding manner, a stirring shaft with coaxiality is arranged inside the mixing drum, a spiral blade-shaped stirring guide blade is welded on the outer wall of the stirring shaft, 3-4 air-blowing end connectors are arranged on the lower surface of the mixing drum, the air-blowing end connectors are hermetically connected with air-blowing end connectors, 2-3 liquid discharge pipes are welded and communicated on the side wall of the deposition tank, an observation window is arranged on the same side wall of the deposition tank and the side wall provided with the liquid discharge pipes, a sludge inlet pipe is welded and communicated above one side wall of the dehydration tank, one end of the mixing drum is a sludge outlet, the outer end of the sludge outlet is connected with a blow-down valve through a flange, the blow-down valve is communicated with the, the setting is followed horizontal direction align to grid to a plurality of compression rollers down, and many compression rollers are connected with the filter cloth area down, the dehydration box is kept away from a lateral wall of advancing the mud pipe and has been seted up the bin outlet, and the filter cloth area that the compression roller is connected down wears out along the bin outlet, the last compression roller that many correspondences set up in compression roller middle part top down, many go up the compression roller and rotate with the dehydration box lateral wall and be connected, and a plurality of compression rollers of going up even have the filter cloth area, and the bottom welding of dehydration box has the sewage pipe.

Preferably, one end of the stirring shaft penetrates through the side wall of the stirring cylinder, and one end of the stirring shaft penetrating out of the side wall of the stirring cylinder is connected with a stirring motor.

Preferably, the other end of the stirring shaft is rotatably connected with a supporting seat, and the supporting seat is fixedly connected with the inner wall of the stirring drum through a supporting rod.

Preferably, the drain pipes are uniformly distributed along the vertical direction, and the length direction of the observation window is the vertical direction.

Preferably, the dewatering box is provided with a convex box body welded on the outer wall of one side of the sludge inlet pipe, and the lower pressing roller at the rightmost end is arranged inside the convex box body.

Preferably, the inner wall of one side of the dewatering box, provided with the discharge outlet, is fixedly provided with a scraper, and the mud scraping edge of the scraper is tightly attached to the filter cloth belt connected with the upper compression roller.

Compared with the prior art, the beneficial effects of the utility model are that:

1. in the utility model, the air pump transmits the air to the air-blowing end through the air duct, so that the air-blowing end blows the air to the inside of the mixing drum, and the ink in the paper pulp sludge can be effectively carried upwards and separated out under the stirring action of the stirring blade arranged on the outer wall of the stirring shaft, and the separation effect rate is high;

2. the utility model discloses a transport paper pulp mud to the left side when the compression roller rotates down, when going up the compression roller and rotating, the paper pulp mud on the filter belt that its connected filter belt is connected to the compression roller down extrudees, and the paper pulp mud after the dehydration is carried out along the bin outlet by the filter belt that the compression roller is connected down, and whole dehydration process's continuity is good.

Drawings

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

FIG. 2 is a front sectional view of the structure of the present invention;

fig. 3 is a cross-sectional view taken at a-a in fig. 2.

In the figure: the device comprises a deposition box 1, a stirring cylinder 2, a dewatering box 3, a stirring shaft 4, an air blowing end 5, an observation window 6, a liquid discharge pipe 7, a sludge inlet pipe 8, a lower compression roller 9, an upper compression roller 10, a discharge outlet 11, a scraper 12 and a sewage pipe 13.

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 to 3, the present invention provides a technical solution: a printing wastewater sludge dewatering treatment device comprises a deposition box 1, a stirring drum 2 and a dewatering box 3, as shown in a combined drawing 1 and a drawing 3, the lower end of the deposition box 1 is in an inverted cone shape, so that paper pulp sludge in printing wastewater can be deposited and accumulated conveniently, the stirring drum 2 is a horizontal cylinder, the lower end of the deposition box 1 is communicated with the upper end side wall of the stirring drum 2 in a welding manner, a stirring shaft 4 with the same axis is arranged inside the stirring drum 2, as shown in the drawing 2, one end of the stirring shaft 4 penetrates through the side wall of the stirring drum 2, one end of the stirring shaft 4 penetrating out of the side wall of the stirring drum 2 is connected with a stirring motor, the stirring motor is fixedly arranged on the outer side wall of the stirring drum 2 through bolts, the stirring motor drives the stirring shaft 4 to rotate, so that a stirring guide blade welded on the outer wall of the stirring shaft 4 stirs the paper pulp sludge, wherein the stirring guide blade is, the supporting seat is fixedly connected with the inner wall of the mixing drum 2 through a supporting rod, and plays a supporting role for the mixing shaft 4, so that the stability of the mixing shaft 4 during rotation is ensured.

As shown in fig. 1 and fig. 2, 3-4 air-blowing end connectors are provided on the lower surface of the mixing drum 2, the air-blowing end connectors are hermetically connected with air-blowing ends 5, the air-blowing ends 5 are connected with an air pump through an air duct, the air pump transmits air to the air-blowing ends 5 through the air duct, so that the air-blowing ends 5 blow air into the mixing drum 2, and ink in the pulp sludge can be effectively carried upwards and separated out under the stirring action of the stirring blades arranged on the outer wall of the mixing shaft 4.

Referring to fig. 1 and 2, 2-3 liquid discharge pipes 7 are welded and communicated on the side wall of the deposition tank 1, the liquid discharge pipes 7 are uniformly distributed along the vertical direction, the outer end of each liquid discharge pipe 7 is connected with a drain valve, the drain valve is controlled to be opened, ink and sewage gathered at different height positions in the deposition tank 1 can be discharged, an observation window 6 is arranged on the side wall of the deposition tank 1 and provided with the liquid discharge pipes 7, the length direction of the observation window 6 is the vertical direction, toughened glass is hermetically connected in the observation window 6, and the layered condition of the sewage, pulp sludge and the ink in the deposition tank 1 can be observed through the observation window 6.

As shown in figure 2, a sludge inlet pipe 8 is welded and communicated above the right side wall of the dewatering box 3, one end of the mixing drum 2 far away from the mixing motor is a sludge outlet, and the outer end of the sludge outlet is connected with a blow-down valve through a flange, the blow-down valve is communicated with the sludge inlet pipe 8 through the flange, the blow-down valve is opened by controlling the blow-down valve, and under the rotation of the stirring shaft 4, can discharge paper pulp sludge deposited and accumulated in the mixing drum 2 into the dewatering box 3, the inside of the dewatering box 3 is rotatably connected with a plurality of lower press rolls 9, the plurality of lower press rolls 9 are uniformly arranged along the horizontal direction, and the plurality of lower press rolls 9 are connected with a filter cloth belt, wherein, the outer wall of the right side of the dewatering box 3 is welded with a convex box body which protrudes outwards, and the lower compression roller 9 at the rightmost end is arranged inside the convex box body, so that the paper pulp sludge entering from the sludge inlet pipe 8 can fall on the filter cloth belt connected with the lower compression roller 9.

As shown in fig. 2, a plurality of upper press rolls 10 are correspondingly arranged above the middle part of the lower press roll 9, the plurality of upper press rolls 10 are rotatably connected with the side wall of the dewatering box 3, and the plurality of upper press rolls 10 are connected with filter cloth belts, the lower press roll 9 and the upper press rolls 10 are both connected with motors, so that the lower press roll 9 and the upper press rolls 10 rotate, the filter belts connected with the upper press rolls 10 extrude the paper pulp sludge on the filter cloth belts connected with the lower press rolls 9, the water in the paper pulp sludge drips on the bottom of the dewatering box 3 through the filter cloth belts, the sewage at the bottom of the dewatering box 3 can be discharged through the sewage pipes 13 welded and communicated with the bottom of the dewatering box 3, the inner wall of the dewatering box 3 at one side provided with the discharge port 11 is fixedly provided with a scraper 12, the scraper 12 scrapes the sludge edge tightly attached to the filter cloth belts connected with the upper press rolls 10, scrapes the paper pulp sludge adhered on the filter cloth belts connected with the upper press rolls 10, the dewatering, and the filter cloth belt connected with the lower press roller 9 penetrates out along the discharge port 11 and is used for conveying out the pulp sludge after extrusion and dehydration.

The working principle is as follows: the utility model is operated, the printing sewage is guided in along the inlet above the deposition box 1, when the paper pulp sludge in the printing sewage is deposited and accumulated in the stirring cylinder 2, the stirring motor is started to control the stirring shaft 4 to rotate, the stirring guide vane welded on the outer wall of the stirring shaft 4 and in the shape of a spiral blade stirs the paper pulp sludge, the air pump transmits the gas to the air blowing end head 5 through the air duct, so that the air blowing end head 5 performs air blowing on the inner part of the stirring cylinder 2, and the ink in the paper pulp sludge can be effectively carried upwards and separated under the stirring action of the stirring vane arranged on the outer wall of the stirring shaft 4, the separation effect rate is high, the printing sewage upper layer in the inner part of the deposition box 1 is laminated through the observation window 6, the lamination condition of the sewage, the paper pulp sludge and the ink in the deposition box 1 is observed, and the drain valve connected with the outer end of, the ink and the sewage accumulated at different height positions in the sedimentation tank 1 can be discharged;

through controlling the blowoff valve to open, and under the rotation of (mixing) shaft 4, can discharge into the inside of dewatering box 3 with the inside accumulational paper pulp mud that deposits of churn 2, the paper pulp mud that enters into dewatering box 3 inside drops on the filter cloth area that compression roller 9 connects down, as shown in fig. 2, transport paper pulp mud to the left side when compression roller 9 rotates down, when last compression roller 10 rotates, the filter cloth that its is connected extrudees the paper pulp mud on the filter cloth area that compression roller 9 connects down, moisture in the paper pulp mud sees through the filter cloth area and drops in the bottom of dewatering box 3, the sewage of dewatering box 3 bottom can be followed sewage pipe 13 and is discharged the processing, the paper pulp mud after the dehydration is carried out along bin outlet 11 by the filter cloth area that compression roller 9 connects down, the continuity of whole dehydration process is good.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a printing waste water sludge dewatering processing apparatus, includes deposit box (1), churn (2) and dewatering box (3), its characterized in that: the lower end of the deposition box (1) is communicated with the side wall of the upper end of the mixing drum (2) in a welding manner, a coaxial mixing shaft (4) is arranged in the mixing drum (2), the outer wall of the mixing shaft (4) is welded with a spiral blade-shaped mixing guide blade, 3-4 air-blowing end connectors are arranged on the lower surface of the mixing drum (2), the air-blowing end connectors are hermetically connected with air-blowing end connectors (5), 2-3 liquid discharge pipes (7) are communicated with the side wall of the deposition box (1) in a welding manner, an observation window (6) is arranged on the same side wall of the deposition box (1) with the liquid discharge pipes (7), a sludge inlet pipe (8) is communicated with the upper side wall of the dewatering box (3) in a welding manner, one end of the mixing drum (2) is a sludge outlet, the outer end of the sludge outlet is connected with a blow-down valve through a flange, and the blow-down, the inside of dehydration case (3) is rotated and is connected with many compression roller (9) down, and a plurality of compression roller (9) are down followed horizontal direction align to grid and are set up, and many compression roller (9) are down connected with the filter cloth area, dehydration case (3) are kept away from a lateral wall of advancing mud pipe (8) and have been seted up bin outlet (11), and the filter cloth area that compression roller (9) are connected down wears out along bin outlet (11), many last compression roller (10) that correspond the setting in compression roller (9) middle part top down, and many are gone up compression roller (10) and dehydration case (3) lateral wall and rotate and be connected, and a plurality of last compression roller (10) even have the filter cloth area, and the bottom welding of dehydration case (3) has sewage pipe (13).

2. The printing wastewater sludge dewatering treatment device according to claim 1, characterized in that: one end of the stirring shaft (4) penetrates through the side wall of the stirring cylinder (2), and one end of the stirring shaft (4) penetrating out of the side wall of the stirring cylinder (2) is connected with a stirring motor.

3. The printing wastewater sludge dewatering treatment device according to claim 1, characterized in that: the other end of the stirring shaft (4) is rotatably connected with a supporting seat, and the supporting seat is fixedly connected with the inner wall of the stirring drum (2) through a supporting rod.

4. The printing wastewater sludge dewatering treatment device according to claim 1, characterized in that: the liquid discharge pipes (7) are uniformly distributed along the vertical direction, and the length direction of the observation window (6) is the vertical direction.

5. The printing wastewater sludge dewatering treatment device according to claim 1, characterized in that: the outer wall of one side of the dewatering box (3) provided with the mud inlet pipe (8) is welded with a convex box body, and the lower pressure roller (9) at the rightmost end is arranged inside the convex box body.

6. The printing wastewater sludge dewatering treatment device according to claim 1, characterized in that: the inner wall of one side of the dewatering box (3) provided with the discharge opening (11) is fixedly provided with a scraper (12), and the mud scraping edge of the scraper (12) is tightly attached to a filter cloth belt connected with the upper compression roller (10).