CN213171780U - Papermaking sewage treatment recycling device - Google Patents

Abstract

The utility model discloses a papermaking sewage treatment and recycling device, which comprises an inclined screen casing, a sedimentation tank, a water tank, a first water pump, a second water pump, a third water pump and a filter. The upper part of the inclined screen casing is provided with a An inclined opening, two drive rollers inclined along the opening are installed inside the inclined screen housing, a circulating screen belt is sleeved between the two driving rollers, and the inner bottom of the inclined screen housing is A partition is fixedly connected, and the partition divides the inclined screen shell into left and right sewage collecting chambers and water collecting chambers, and the water collecting chamber is located below the circulating screen belt. Drain pipe above the circulating screen belt. By arranging a rotatable circulating screen belt and cooperating with a brush, the utility model can timely clean up the debris left on the surface of the circulating screen belt, so as to ensure the good filtering performance of the circulating screen belt, improve the filtering performance, and ensure that the whole device is high wastewater treatment efficiency.

Description

Papermaking sewage treatment recycling device

Technical Field

The utility model relates to a papermaking sewage treatment technical field especially relates to a papermaking sewage treatment recycling apparatus.

Background

Paper, a commonly used fibrous sheet product in daily life, can be used for writing, printing, painting or packaging. In the production of paper industry, a large amount of sewage is generated, and the sewage contains solid fillers and fibers, and the recycling of the sewage needs to use a sewage treatment recycling device.

However, the existing papermaking sewage recycling device generally comprises filtering and precipitating, the existing filtering device is generally filtered by an inclined screen, and the screen surface of the existing inclined screen is fixed, so that the filtering performance of the existing inclined screen is greatly reduced after a large amount of filter residues are accumulated, manual cleaning is needed, and the whole sewage treatment efficiency is affected, so that the papermaking sewage treatment recycling device needs to be designed, and good filtering performance needs to be ensured.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a papermaking sewage treatment recycling device.

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

a papermaking sewage treatment recycling device comprises a diagonal screen shell, a sedimentation tank, a water tank, a first water pump, a second water pump, a third water pump and a filter, wherein an inclined opening is formed in the upper part of the diagonal screen shell, two driving rollers which are obliquely arranged along the opening are arranged inside the diagonal screen shell, a circulating screen mesh belt is sleeved between the two driving rollers, a partition plate is fixedly connected to the inner bottom of the diagonal screen shell and divides the diagonal screen shell into a sewage collecting cavity and a water collecting cavity which are arranged on the left and the right, the water collecting cavity is arranged below the circulating screen mesh belt, a liquid spraying pipe which is arranged above the circulating screen mesh belt is arranged at the inner top of the diagonal screen shell, a liquid injection pipe is connected onto the liquid spraying pipe, the other end of the liquid injection pipe is connected to the output end of the first water pump, a first liquid outlet pipe which is communicated with the water collecting cavity is connected onto the side wall of the diagonal screen shell, the other end of, the output end of the second water pump is connected with a first liquid inlet pipe, the other end of the first liquid inlet pipe is connected to one side of the sedimentation tank, the other side of the sedimentation tank is connected with a second liquid outlet pipe, the other end of the second liquid outlet pipe is connected to the input end of a third water pump, the output end of the third water pump is connected with a second liquid inlet pipe, and the other end of the second liquid inlet pipe is connected to the water tank.

Preferably, a brush which is in contact with the circulating screen belt is fixed on the partition plate.

Preferably, a filter is connected between the second liquid outlet pipe and the input end of the third water pump.

Preferably, the bottom wall in the water collecting cavity is inclined downwards towards the first liquid outlet pipe.

Preferably, a sewage collecting frame capable of being pulled is arranged in the sewage collecting cavity.

Preferably, the inclined opening on the inclined screen shell is provided with two door plates which can be opened and closed and can be symmetrically arranged.

The utility model has the advantages that:

through setting up two drive rollers, circulation screen belt, the papermaking sewage that contains the solid that accessible circulation screen belt drenches down to the leachate filters, and because the drive roller can drive circulation screen belt and carry out the circulation rotation, therefore, can avoid the debris that circulation screen belt surface filter stayed to continuously pile up once more and block up and reduce filtration efficiency, circulation screen belt circulation rotation can keep good filtration performance, and the brush that sets up contacts with circulation screen belt, can rotate at circulation screen belt, effectively clean its surface, improve the filtrations clearance, guarantee the good filtration performance of circulation screen belt.

Through setting up sedimentation tank, filter, the sedimentation tank can further deposit the sewage after the sieve is strained, deposits the back and is taking the upper strata liquid pump to further filter through the filter, input the storage in the water tank again, can effectively guarantee sewage treatment's clean rate.

Drawings

FIG. 1 is a schematic structural view of a recycling device for papermaking wastewater treatment provided by the present invention;

fig. 2 is an enlarged view of a portion a in fig. 1.

In the figure: 1 inclined screen shell, 2 dirt collecting frames, 3 partition plates, 4 hairbrushes, 5 circulating screen belts, 6 driving rollers, 7 door plates, 8 liquid pouring pipes, 9 liquid injecting pipes, 10 first liquid outlet pipes, 11 first water pumps, 12 second water pumps, 13 first liquid inlet pipes, 14 sedimentation tanks, 15 second liquid outlet pipes, 16 filters, 17 third water pumps, 18 water tanks and 19 second liquid inlet pipes.

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.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-2, a papermaking sewage treatment recycling device comprises a slant screen shell 1, a sedimentation tank 14, a water tank 18, a first water pump 11, a second water pump 12, a third water pump 17 and a filter 16, wherein an inclined opening is formed in the upper part of the slant screen shell 1, two driving rollers 6 which are obliquely arranged along the opening are arranged in the slant screen shell 1, a circulating screen belt 5 is sleeved between the two driving rollers 6, the driving rollers 6 are mature in the prior art and generally provide driving force for rotation through a motor without being seen in a motor diagram, the motor can be arranged on the outer wall of the slant screen shell 1, a motor driving shaft is connected with a roller shaft of the driving rollers 6 for driving the driving roller shaft to drive the circulating screen belt 5 to rotate, a partition plate 3 is fixedly connected to the inner bottom of the slant screen shell 1, the partition plate 3 divides the interior of the slant screen shell 1 into a sewage collecting cavity and a water collecting cavity which are arranged left and right, the dirty intracavity of collection sets up the dirty frame 2 of collection that can pull, dirty frame 2 of collection can collect filterable fixed debris, and be convenient for the pull out is cleared up, and convenient operation, the top is installed and is located the shower pipe 8 of circulation screen mesh 5 top in the inclined screen casing 1, the equipartition weeping hole on the shower pipe 8, be connected with on the shower pipe 8 and annotate liquid pipe 9, annotate the liquid pipe 9 other end and connect at first water pump 11 output, be connected with the first drain pipe 10 with catchment chamber intercommunication on the inclined screen casing 1 lateral wall, the first drain pipe 10 other end is connected at second water pump 12 input, second water pump 12 output is connected with first feed liquor pipe 13, the first feed liquor pipe 13 other end is connected in sedimentation tank 14 one side, sedimentation tank 14 opposite side is connected with second drain pipe 15, the second drain pipe 15 other end is connected at third water pump 17 input, the output of third water pump 17 is connected with second feed liquor pipe 19, the other end of second feed liquor pipe 19.

The utility model discloses in, be fixed with on the baffle 3 with the brush 4 of 5 contacts of circulation sieve guipure, the brush 4 and the 5 contacts of circulation sieve guipure of setting can be when 5 rotations of circulation screen cloth area, effectively clean its surface, improve the filtrations clearance, guarantee circulation sieve guipure 5's good filtering performance.

Specifically, be connected with filter 16 between second drain pipe 15 and the third water pump 17 input, filter 16 can further filter the fine impurity of water, and filter 16 is current mature technology, but direct mount is on pipeline.

Specifically, the bottom wall in the water collecting cavity inclines downwards towards the first liquid outlet pipe 10, so that filtered sewage flows to the first liquid outlet pipe 10 to be concentrated and is convenient to extract.

Further, but put the opening part to one side on the inclined screen casing 1 and be equipped with open closed door plant 7, and door plant 7 symmetry sets up two, can close door plant 7 when filtering, avoids liquid to splash, and door plant 7 can open and observe or clear up inside filtering.

The utility model discloses during the use, through the external pending papermaking sewage of first water pump 11, go into the leachate pipe 8 with papermaking sewage pump and evenly drench on circulation screen area 5, can filter through the screen surface of circulation screen area 5, granule or fibre debris are detained on circulation screen area 5, liquid leaks down to the intracavity of catchmenting and collects, start second water pump 12, can take out the intracavity sewage of catchmenting and go into the sedimentation tank 14 in and precipitate, treat to precipitate the back and take the upper liquid pump out, and further filter through filter 16, 18 internal storages of input water tank again, in order to carry out follow-up cyclic utilization.

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 design of the present invention, equivalent replacement or change should be covered within the protection scope of the present invention.

Claims (6)

1. A papermaking sewage treatment and recycling device, comprising an inclined screen shell (1), a sedimentation tank (14), a water tank (18), a first water pump (11), a second water pump (12), a third water pump ( 17) A filter (16), characterized in that the upper part of the inclined screen shell (1) is provided with an inclined opening, and the inside of the inclined screen shell (1) is installed with two inclined screens arranged obliquely along the opening. A driving roller (6), a circulating screen belt (5) is sleeved between the two driving rollers (6), and a partition plate (3) is fixedly connected to the inner bottom of the inclined screen housing (1), so The separator (3) divides the inclined screen housing (1) into left and right sewage collecting chambers and water collecting chambers, and the water collecting chamber is located below the circulating screen belt (5). 1) A liquid spray pipe (8) located above the circulating screen belt (5) is installed on the inner top, and the liquid spray pipe (8) is connected with a liquid injection pipe (9), and the liquid injection pipe (9) is another One end is connected to the output end of the first water pump (11), the side wall of the inclined screen shell (1) is connected with a first liquid outlet pipe (10) that communicates with the water collection chamber, and the first liquid outlet pipe (10) ) is connected to the input end of the second water pump (12), the output end of the second water pump (12) is connected to a first liquid inlet pipe (13), and the other end of the first liquid inlet pipe (13) is connected to the sedimentation One side of the tank (14), the other side of the sedimentation tank (14) is connected with a second liquid outlet pipe (15), and the other end of the second liquid outlet pipe (15) is connected to the input end of the third water pump (17) , the output end of the third water pump (17) is connected with a second liquid inlet pipe (19), and the other end of the second liquid inlet pipe (19) is connected to the water tank (18). 2 . The papermaking sewage treatment and recycling device according to claim 1 , wherein a brush ( 4 ) in contact with the circulating screen belt ( 5 ) is fixed on the partition plate ( 3 ). 3 . 3. A papermaking sewage treatment and recycling device according to claim 1, characterized in that a filter (16) is connected between the second liquid outlet pipe (15) and the input end of the third water pump (17). ). 4 . The papermaking sewage treatment and recycling device according to claim 1 , wherein the inner bottom wall of the water collecting chamber is inclined downward toward the first liquid outlet pipe ( 10 ). 5 . 5 . The papermaking sewage treatment and recycling device according to claim 1 , characterized in that, a drawable dirt collecting frame ( 2 ) is arranged in the dirt collecting chamber. 6 . 6. A papermaking sewage treatment and recycling device according to claim 1, characterized in that an openable and closable door (7) is provided at the inclined opening on the inclined screen shell (1), and Two door panels (7) can be arranged symmetrically.

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