CN218539453U - Sewage treatment system is used in reclaimed plastic processing - Google Patents

Abstract

The utility model discloses a sewage treatment system for processing reclaimed plastic, which belongs to sewage treatment equipment in the technical field of reclaimed plastic production equipment, and adopts the technical scheme that the sewage treatment system comprises a pretreatment tank which is communicated with a sewage tank through a conveying pipe, wherein the pretreatment tank is provided with a secondary treatment tank component, the pretreatment tank comprises a cylinder body, a filter hopper, a circulating pipeline and an airflow inlet head component which are sequentially arranged in the cylinder body from top to bottom, and the upper end of the cylinder body is provided with a ventilation pipe; the filter hopper divides the interior of the cylinder into a water outlet cavity and a circulating cavity, and the water outlet cavity is arranged at the upper end of the cylinder and communicated with the secondary treatment pool component; the utility model provides a sewage treatment system for reclaimed plastic processing realizes the purifying effect to production sewage, and whole sewage treatment's purification pressure has been alleviated in the setting in preliminary treatment pond, has improved holistic purifying effect.

Description

Sewage treatment system is used in reclaimed plastic processing

Technical Field

The utility model belongs to the technical field of the reclaimed plastic production facility, concretely relates to sewage treatment system for reclaimed plastic processing.

Background

The regenerated plastic is the reuse of plastic, the plastic raw material obtained after the mechanical blade crushing operation is carried out, the waste plastic is processed by physical or chemical methods such as pretreatment, melting granulation, modification and the like, the plastic has good processing performance and is easy to form, such as blowing, extruding, pressing, cutting and welding, a plurality of plastics can be granulated in production and life, such as waste food bags, sandals, electric wires, wire plates, agricultural films, pipes, barrels, basins, packing belts and various waste plastic products can be formed and processed again and again to produce the plastic raw material, and the plastic raw material can be used for manufacturing machine parts and components by special processes and formulas to replace parts of wooden products,

the recycled plastic is plastic particles produced by recycling used new or waste plastic through a screw extruder and cutting the plastic particles into particles through a granulator. The recycled material contains dust and the like, and therefore, the plastic particles need to be cleaned. The cleaned sewage contains a small amount of plastic particles and a large amount of sludge, and can be discharged after being treated.

Therefore, in the production and processing of the recycled materials, the sewage which is inevitably generated in the production process needs to be reasonably and effectively treated so as to meet the production requirement.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a sewage treatment system is used in recycled plastic processing carries out filtration effluent treatment step by step in pretreatment pond and the secondary treatment pond subassembly through discharging the sewage in the effluent water sump in proper order, realizes the purifying effect to production sewage, and the setting in pretreatment pond has alleviated whole sewage treatment's purification pressure, has improved holistic purifying effect.

The utility model aims at realizing the pretreatment device, which comprises a pretreatment tank communicated with a sewage tank through a conveying pipe, wherein the pretreatment tank is communicated with a secondary treatment tank assembly, the pretreatment tank comprises a cylinder body, a filter hopper, a circulating pipeline and an airflow inlet head assembly which are sequentially arranged in the cylinder body from top to bottom, and the upper end of the cylinder body is provided with a ventilation pipe; the filter hopper divides the interior of the cylinder into a water outlet cavity and a circulating cavity, and the water outlet cavity is arranged at the upper end of the cylinder and communicated with the secondary treatment pool assembly.

Furthermore, the edge of the filter hopper is fixedly arranged with the side wall of the cylinder, the circulating pipeline is fixedly arranged with the side wall of the cylinder through a connecting rod, the circulating pipeline is arranged along the central shaft direction of the cylinder, and the bottom of the circulating pipeline is provided with the end part of the water inlet hopper.

Further, the airflow inlet head assembly comprises a blower motor and an air inlet pipe communicated with the output end of the blower motor, and the air outlet end of the air inlet pipe is connected with the bottom of the barrel and communicated with the interior of the barrel; the bottom of the cylinder is of a conical structure, and the air outlet position of the air inlet pipe is located right below the bottom of the circulating pipeline.

Furthermore, it is provided with the scraper subassembly to filter the fill, the scraper subassembly is including fixed the driving motor who sets up at the barrel top, the axis of rotation of being connected with the driving motor output, sets up the scraper at filter fill below terminal surface, the axis of rotation pass filter the fill and with the one end fixed connection of scraper, the scraper is fought with filtering and is hugged closely the setting with the lateral wall of terminal surface down.

Furthermore, the secondary treatment pond subassembly includes first filtering ponds and second filtering ponds, inside infiltration net and the filter core pipe of being provided with of first filtering ponds, the infiltration net sets gradually drainage chamber and sedimentation chamber with first filtering ponds inside from the top down, the filter core pipe passes through the pipeline and goes out the water cavity intercommunication setting, the filter core pipe is arranged in the sedimentation chamber.

Furthermore, the inside net that purifies that is provided with of second filtering ponds, the net that purifies sets gradually second filtering ponds from the top down and purifies chamber and intake antrum, it sets up the purification filter core to purify net middle part intercommunication, purify the filter core and arrange in purifying the chamber.

Furthermore, the purification cavity is communicated with a water outlet pipe, one side of the second filtering tank is provided with a clean water tank, and the water outlet end of the water outlet pipe is arranged in the clean water tank.

Furthermore, the inlet tube of filter element pipe is provided with first water pump unit, first filtering ponds with through the setting of second water pump unit water supply intercommunication between the second filtering ponds.

The beneficial effects of the utility model embody:

1. in the utility model, under the action of the conveying pipe, the sewage in the sewage tank is discharged into the pretreatment tank for the first-step purification treatment, and then is discharged into the secondary treatment tank assembly from the pretreatment tank for the further purification treatment; more specifically, owing to set up the filter hopper in the barrel of preliminary treatment pond, the realization is filtered the processing to its inside sewage that gets into, the setting of circulating line is under the effect of the air current entering head subassembly of cooperation barrel bottom, the realization is to the circulation promotion of the sewage in the circulation chamber, the improvement carries out the treatment effect of the filtration processing repeatedly on filtering the hopper, make the inside sewage treatment effect of barrel better from this, and the setting in play water cavity, the realization is carried out the storage of handling the processing toward in the secondary treatment pond subassembly to the sewage after filtering, the transmission.

2. In the utility model, the edge of the filter hopper is fixedly arranged with the side wall of the cylinder body, the circulating pipeline is fixedly arranged with the side wall of the cylinder body through the connecting rod, the circulating pipeline is arranged along the central axis direction of the cylinder body, and the bottom of the circulating pipeline is provided with the end part of the water inlet hopper; the border through with the filter hopper bottom sets up with the lateral wall of barrel is fixed, when the realization is fought to intaking and is carried out fixed mounting, also realize the effect of being divided into out water cavity and circulation chamber with the barrel is inside effectual, set up circulating line on the center pin direction of barrel, the promotion of the air current that the barrel pipeline below intake hopper tip got into rivers is provided, make rivers in the circulation chamber carry out the circulation flow through circulating line, and circulate to the below of filter hopper and carry out the infiltration filtration processing that lasts, make filterable effect more thorough from this.

3. The utility model discloses in, transmit the bottom to the barrel with the air current under the effect of air-supply line through blower motor to under the structure effect that is the taper structure in the bottom of barrel, realize carrying out circulating flow in the barrel.

4. The utility model discloses in, set up the scraper subassembly in the filter hopper, the scraper subassembly carries out power control under the driving motor effect at barrel top for scraper in the scraper subassembly scrapes at the bottom surface that filters the fill and moves the processing, realizes carrying out the adnexed residue of infiltration filtration on the filter hopper from this and carries out effectual clearance, and then makes the filter hopper have and lasts effectual filter effect.

5. The utility model discloses in, set up first filtering ponds and second filtering ponds in the secondary treatment pond subassembly, set up infiltration net and filter element pipe in the first filtering ponds for sewage carries out to the processing of water drainage chamber infiltration filtration's purification in getting into the sedimentation chamber under filter element pipe's effect, and carries out further filtration processing in the reentrant second filtering ponds.

6. The utility model discloses in, at the inside purification net that sets up of second filtering ponds to make the sewage after handling in the first filtering ponds get into the intake antrum, under the synchronous processing's of purification net and purification filter core effect, realize carrying out further purification treatment to the sewage in the intake antrum, obtain the water that can discharge from this.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below. Throughout the drawings, like elements or portions are generally identified by like reference numerals. In the drawings, elements or portions are not necessarily drawn to scale.

FIG. 1 is a schematic view of the whole structure of the sewage treatment system of the present invention;

FIG. 2 is a schematic view of the structure of the pretreatment tank of the present invention;

figure 3 is the structure schematic diagram of the second-stage treatment pool component of the utility model.

In the attached drawing, 1-a conveying pipe, 2-a sewage tank, 3-a pretreatment tank, 4-a secondary treatment tank component, 5-a cylinder, 6-a filter hopper, 7-a circulating pipeline, 8-an airflow inlet head component, 9-a ventilation pipe, 10-a water outlet cavity, 11-a circulating cavity, 12-a connecting rod, 13-an end part of the water inlet hopper, 14-a blower motor, 15-an air inlet pipe, 17-a scraper component, 18-a driving motor, 19-a rotating shaft, 20-a scraper, 21-a first filter tank, 22-a second filter tank, 23-a permeation net, 24-a filter core pipe, 25-a drainage cavity, 26-a sedimentation cavity, 27-a pipeline, 28-a purification net, 29-a purification cavity, 30-a water inlet cavity, 31-a purification filter core, 32-a water outlet pipe, 33-a water purification tank, 34-a first water pump device and 35-a second water pump device.

Detailed Description

Embodiments of the present invention will be described in detail below with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and therefore are only examples, and the protection scope of the present invention is not limited thereby.

It is to be noted that unless otherwise specified, technical or scientific terms used herein shall have the ordinary meaning as understood by those skilled in the art to which the present invention belongs.

A sewage treatment system for processing recycled plastics comprises a pretreatment tank 3 communicated with a sewage tank 2 through a conveying pipe 1, wherein the pretreatment tank 3 is provided with a secondary treatment tank assembly 4 in a communicated manner, the pretreatment tank 3 comprises a cylinder 5, a filter hopper 6, a circulating pipeline 7 and an airflow inlet head assembly 8 are sequentially arranged in the cylinder 5 from top to bottom, and the upper end of the cylinder 5 is provided with a ventilation pipe 9; the filter hopper 6 divides the interior of the cylinder 5 into a water outlet cavity 10 and a circulating cavity 11, and the water outlet cavity 10 is arranged at the upper end of the cylinder 5 and communicated with the secondary treatment pool component 4; under the action of the conveying pipe 1, sewage in the sewage tank 2 is discharged into the pretreatment tank 3 for first-step purification treatment, and then is discharged into the secondary treatment tank assembly 4 from the pretreatment tank 3 for further purification treatment; more specifically, owing to set up filter hopper 6 in the barrel 5 of preliminary treatment pond 3, realize filtering processing to its inside sewage that gets into, the setting of circulating line 7 is under the effect of the air current entering head subassembly 8 of cooperation barrel 5 bottom, the circulation that realizes the sewage in circulation chamber 11 promotes, improve the treatment effect of filtering processing who relapses on filter hopper 6, make the inside sewage treatment effect of barrel 5 better from this, and the setting of play water cavity 10, the realization is carried out the storage of processing, the transmission of going on processing toward secondary treatment pond subassembly 4 to the sewage after filtering.

Preferably, the edge of the filter hopper 6 is fixedly arranged with the side wall of the cylinder 5, the circulating pipeline 7 is fixedly arranged with the side wall of the cylinder 5 through a connecting rod 12, the circulating pipeline 7 is arranged along the central axis direction of the cylinder 5, and the bottom of the circulating pipeline 7 is provided with a water inlet hopper end part 13; the edge of the filter hopper 6 is fixedly arranged with the side wall of the cylinder 5, the circulating pipeline 7 is fixedly arranged with the side wall of the cylinder 5 through a connecting rod 12, the circulating pipeline 7 is arranged along the central shaft direction of the cylinder 5, and the bottom of the circulating pipeline 7 is provided with a water inlet hopper end part 13; the border through fighting 6 bottom filtering and the fixed setting of lateral wall of barrel 5, when the realization was fought to intaking and is carried out fixed mounting, also realize the effect of being divided into play water cavity 10 and circulation chamber 11 with the inside effectual division of barrel 5, set up circulating line 7 on the center pin direction of barrel 5, the promotion of the air current that barrel 5 pipeline 27 below intake hopper tip 13 got into rivers is provided, make rivers in the circulation chamber 11 circulate through circulating line 7 and flow, and circulate and carry out the infiltration filtration processing that lasts to the below of fighting 6 filtering, make filterable effect more thorough from this.

Preferably, the airflow inlet head assembly 8 comprises a blower motor 14 and an air inlet pipe 15 communicated with the output end of the blower motor 14, and the air outlet end of the air inlet pipe 15 is connected to the bottom of the barrel 5 and communicated with the interior of the barrel 5; the bottom of the cylinder 5 is of a conical structure, and the air outlet position of the air inlet pipe 15 is positioned right below the bottom of the circulating pipeline 7; the blower motor 14 transmits the air flow to the bottom of the cylinder 5 under the action of the air inlet pipe 15, and the circular flow in the cylinder 5 is realized under the structural action that the bottom of the cylinder 5 is in a conical structure.

Preferably, the filter hopper 6 is provided with a scraper assembly 17, the scraper assembly 17 comprises a driving motor 18 fixedly arranged at the top of the cylinder 5, a rotating shaft 19 connected with the output end of the driving motor 18, and a scraper 20 arranged on the lower end face of the filter hopper 6, the rotating shaft 19 penetrates through the filter hopper 6 and is fixedly connected with one end of the scraper 20, and the scraper 20 is closely attached to the side wall of the lower end face of the filter hopper 6; set up scraper subassembly 17 in filtering fill 6, scraper subassembly 17 carries out power control under the driving motor 18 effect at barrel 5 top for scraper 20 among the scraper subassembly 17 scrapes at the bottom surface that filters fill 6 and moves the processing, realizes carrying out the adnexed residue of infiltration filtration on filtering fill 6 from this and carries out effectual clearance, and then makes filtering fill 6 have and lasts effectual filter effect.

Preferably, the secondary treatment tank assembly 4 comprises a first filter tank 21 and a second filter tank 22, a permeation net 23 and a filter core pipe 24 are arranged inside the first filter tank 21, the permeation net 23 sequentially arranges the inside of the first filter tank 21 into a drainage cavity 25 and a sedimentation cavity 26 from top to bottom, the filter core pipe 24 is communicated with the water outlet cavity 10 through a pipeline 27, and the filter core pipe 24 is arranged in the sedimentation cavity 26; a first filtering tank 21 and a second filtering tank 22 are arranged in the secondary treatment tank assembly 4, and a permeation net 23 and a filter core pipe 24 are arranged in the first filtering tank 21, so that sewage enters a settling cavity 26 under the action of the filter core pipe 24 to be subjected to purification processing of permeation filtration towards a drainage cavity 25, and then enters the second filtering tank 22 to be further subjected to filtration treatment.

Preferably, a purification net 28 is arranged inside the second filter tank 22, the second filter tank 22 is sequentially provided with a purification cavity 29 and a water inlet cavity 30 from top to bottom by the purification net 28, the middle part of the purification net 28 is communicated with a purification filter element 31, and the purification filter element 31 is arranged in the purification cavity 29; the purification net 28 is arranged in the second filter tank 22, the sewage treated in the first filter tank 21 enters the water inlet cavity 30, and under the synchronous treatment effect of the purification net 28 and the purification filter element 31, the sewage in the water inlet cavity 30 is further purified, so that the water which can be discharged is obtained.

Preferably, the purifying cavity 29 is communicated with a water outlet pipe 32, one side of the second filtering tank 22 is provided with a purified water tank 33, and the water outlet end of the water outlet pipe 32 is arranged in the purified water tank 33.

Preferably, a first water pump device 34 is arranged on a water inlet pipe of the filter element pipe 24, and the first filter tank 21 and the second filter tank 22 are communicated with each other through a second water pump device 35.

The utility model discloses a theory of operation and working process:

in the utility model, sewage in the sewage tank 2 is discharged into the pretreatment tank 3 under the action of the conveying pipe 1 for the first-step purification treatment, and then is discharged into the secondary treatment tank assembly 4 from the pretreatment tank 3 for the further purification treatment; more specifically, owing to set up filter hopper 6 in the barrel 5 of preliminary treatment pond 3, the realization is filtered the processing to its inside sewage that gets into, the setting of circulating line 7 is under the effect of the air current entering head subassembly 8 of cooperation barrel 5 bottom, the realization is to the circulation promotion of the sewage in circulation chamber 11, the treatment effect of the processing of filtration that improves and to carry out repeatedly on filter hopper 6, make the inside sewage treatment effect of barrel 5 better from this, and the setting of play water cavity 10, the realization is carried out the storage of processing, the transmission toward carrying out the processing in secondary treatment pond subassembly 4 to the sewage after filtering.

Further, through the fixed setting of the border that will filter 6 bottoms and the lateral wall of barrel 5, when the realization was fought into and is carried out fixed mounting, also realize the effectual effect of dividing apart into out water cavity 10 and circulation chamber 11 with barrel 5 inside, set up circulating line 7 in the center pin direction of barrel 5, the promotion of the air current that barrel 5 pipeline 27 below was intake and is fought tip 13 and get into rivers is provided, make rivers in the circulation chamber 11 carry out the circulation flow through circulating line 7, and circulate and carry out the infiltration filtration processing that lasts to the below that filters 6, make filterable effect more thorough from this.

Further, set up scraper subassembly 17 in filter hopper 6, scraper subassembly 17 carries out power control under the driving motor 18 effect at barrel 5 top for scraper 20 among the scraper subassembly 17 scrapes at filter hopper 6's bottom surface and moves the processing, realizes carrying out the adnexed residue of infiltration filtration on filter hopper 6 from this and carries out effectual clearance, and then makes filter hopper 6 have and lasts effectual filter effect.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the embodiments of the present invention, and they should be construed as being included in the scope of the claims and description of the present invention.

Claims (8)

1. The sewage treatment system for processing the regenerated plastics comprises a pretreatment tank (3) communicated with a sewage tank (2) through a conveying pipe (1), and is characterized in that the pretreatment tank (3) is communicated with a secondary treatment tank assembly (4), the pretreatment tank (3) comprises a cylinder (5), a filter hopper (6), a circulating pipeline (7) and an airflow inlet head assembly (8) are sequentially arranged in the cylinder (5) from top to bottom, and an air exchange pipe (9) is arranged at the upper end of the cylinder (5); the filter hopper (6) divides the interior of the cylinder body (5) into a water outlet cavity (10) and a circulating cavity (11), and the water outlet cavity (10) is arranged at the upper end of the cylinder body (5) and communicated with the secondary treatment pool assembly (4).

2. The sewage treatment system for recycled plastic processing according to claim 1, wherein the edge of the filter hopper (6) is fixedly arranged with the side wall of the cylinder (5), the circulating pipeline (7) is fixedly arranged with the side wall of the cylinder (5) through a connecting rod (12), the circulating pipeline (7) is arranged along the central axis direction of the cylinder (5), and the bottom of the circulating pipeline (7) is provided with a water inlet hopper end part (13).

3. The sewage treatment system for processing recycled plastics according to claim 1, wherein the airflow inlet head assembly (8) comprises a blower motor (14) and an air inlet pipe (15) communicated with the output end of the blower motor (14), and the air outlet end of the air inlet pipe (15) is connected with the bottom of the barrel (5) and communicated with the inside of the barrel (5); the bottom of the cylinder (5) is of a conical structure, and the air outlet position of the air inlet pipe (15) is located right below the bottom of the circulating pipeline (7).

4. The sewage treatment system for the recycled plastic processing as recited in claim 1, wherein the filter hopper (6) is provided with a scraper assembly (17), the scraper assembly (17) comprises a driving motor (18) fixedly arranged at the top of the barrel (5), a rotating shaft (19) connected with the output end of the driving motor (18), and a scraper (20) arranged on the lower end face of the filter hopper (6), the rotating shaft (19) penetrates through the filter hopper (6) and is fixedly connected with one end of the scraper (20), and the scraper (20) is tightly attached to the side wall of the lower end face of the filter hopper (6).

5. The sewage treatment system for recycled plastic processing according to claim 1, wherein the secondary treatment tank assembly (4) comprises a first filter tank (21) and a second filter tank (22), a permeable net (23) and a filter core pipe (24) are arranged inside the first filter tank (21), the permeable net (23) is used for arranging a drainage cavity (25) and a sedimentation cavity (26) inside the first filter tank (21) from top to bottom in sequence, the filter core pipe (24) is communicated with the water outlet cavity (10) through a pipeline (27), and the filter core pipe (24) is arranged in the sedimentation cavity (26).

6. The sewage treatment system for the processing of recycled plastics according to claim 5, wherein a purification net (28) is arranged inside the second filtration tank (22), the purification net (28) sequentially arranges the second filtration tank (22) into a purification cavity (29) and a water inlet cavity (30) from top to bottom, the middle of the purification net (28) is communicated with a purification filter element (31), and the purification filter element (31) is arranged in the purification cavity (29).

7. The sewage treatment system for recycled plastic processing as recited in claim 6, wherein said purification chamber (29) is connected to a water outlet pipe (32), a water purification tank (33) is disposed at one side of said second filtration tank (22), and a water outlet end of said water outlet pipe (32) is disposed in said water purification tank (33).

8. The sewage treatment system for recycled plastic processing as recited in claim 5, wherein a first water pump device (34) is provided at a water inlet pipe of said filter core pipe (24), and said first filtering tank (21) and said second filtering tank (22) are communicated with each other by a water supply through a second water pump device (35).

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