CN210711192U - Circulation treatment device for plastic cleaning water - Google Patents

Circulation treatment device for plastic cleaning water Download PDF

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Publication number
CN210711192U
CN210711192U CN201921729863.7U CN201921729863U CN210711192U CN 210711192 U CN210711192 U CN 210711192U CN 201921729863 U CN201921729863 U CN 201921729863U CN 210711192 U CN210711192 U CN 210711192U
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China
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tank
water
standing
impurity removing
sedimentation tank
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CN201921729863.7U
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Chinese (zh)
Inventor
于欠喜
李先松
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Hunan Anfu Environmental Protection Technology Co ltd
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Hunan Anfu Environmental Protection Technology Co ltd
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Abstract

The utility model discloses a circular processing device of plastic cleaning water, which comprises a sedimentation tank, a suspended impurity removing mechanism, a floating impurity removing mechanism and a water quality purifying mechanism; the step by step of setting is handled sediment, suspended solid and the floater in to the sewage, and the impurity treatment in the sewage is cleaner like this, and the quality of water purification mechanism that sets up simultaneously can purify to external the emission to quality of water, if direct washing plastics, direct circulation handles, need not through quality of water purification.

Description

Circulation treatment device for plastic cleaning water
Technical Field
The utility model relates to an environmental protection apparatus field, concretely relates to plastics wash water's circulating water processing apparatus.
Background
The existing waste plastic recycling mode mainly comprises four working procedures of cleaning, melting, wire drawing and granulating, thus, the waste plastics are made into plastic particles which can be recycled, but because the recycled waste plastics carry a large amount of impurities, in the cleaning step, the impurities in the waste plastics need to be cleaned, so a large amount of water is needed to clean the waste plastics, thus, a large amount of waste water is generated, if the waste water is directly treated and discharged, the cleaning cost of the waste plastics is higher, meanwhile, if the wastewater generated by cleaning the waste plastics is directly discharged, the treatment cost of the wastewater is very high (not only the impurities in the wastewater are removed, but also the harmful substances and bacteria in the wastewater are removed, so that chemical and biological decontamination is needed, and the cost is high);
present washing waste plastic's waste water is mainly through the mode of natural sedimentation with the impurity in the waste water detach, such mode has great drawback, has floated impurity in the waste water, can only dispose the impurity that subsides easily in the waste water through natural sedimentation, but floated impurity still exists, when wasing other waste plastic after the waste water treatment, can lead to floated impurity can pollute the plastic bag like this, leads to the plastic bag to wash unclean like this.
Disclosure of Invention
To the not enough of above-mentioned prior art, provide a circulation processing apparatus of plastics washing water, be convenient for with float in the waste water with the impurity sanitization of suspension, prevent to carry the water of impurity and pollute waste plastic when wasing waste plastic, be provided with chemistry and biological scrubbing mechanism at the tail end of this device, sewage through the processing can directly discharge to the external world.
In order to achieve the above purpose, the utility model discloses a scheme: a circular treatment device of plastic cleaning water comprises a sedimentation tank, a suspended impurity removing mechanism, a floating impurity removing mechanism and a water quality purifying mechanism, wherein a plurality of partition plates are inserted into the sedimentation tank and divide the sedimentation tank into a plurality of independent spaces, the heights of the partition plates are sequentially reduced, and the height of the highest partition plate is lower than the height of the edge of the sedimentation tank; a suspended impurity removing mechanism is arranged on one side of the sedimentation tank and comprises a water tank, a plurality of rows of pipes and a cylindrical brush, wherein the water tank is inclined, one end of the water tank close to the sedimentation tank is high, the water tank is communicated with the sedimentation tank, the water tank is internally provided with the plurality of rows of pipes, the cylindrical brush is embedded in the pipes, and the radius of the cylindrical brush is consistent with that of the pipes; the end of the water tank is provided with a floating impurity removing mechanism which is communicated with the floating impurity removing mechanism, the floating impurity removing mechanism comprises a standing tank and a scraper plate, the standing tank is circular, the bottom of the standing tank is conical, the center of the standing tank is provided with a stand column, the stand column is provided with a rotating mechanism, the rotating mechanism is provided with the scraper plate, the inner wall of the standing tank is provided with a collecting tank, the outer wall of the collecting tank is attached to the inner wall of the standing tank, the collecting tank is positioned at the upper half section of the standing tank, the top of the collecting tank is lower than the top of the standing tank, the top of the scraper plate is higher than the top of the collecting tank, the bottom of the scraper plate is lower than the top of the collecting tank, the inner wall of the impurity standing tank; the plurality of water discharge pipes are communicated with the same main pipe, the main pipe is connected with a three-way pipeline, one of the three-way pipeline is connected with a return pipeline, and the last of the three-way pipeline is connected with a water quality purification mechanism.
Preferably, a pit is formed in the center of the bottom of the standing pool, wherein the upright post is positioned in the pit, and a slag discharge pipeline is arranged at the bottom of the pit and connected with a pump.
Preferably, the water purification mechanism comprises an aeration tank and a biological sedimentation tank, the aeration tank is connected with a three-way pipeline, the aeration tank is connected with the biological sedimentation tank, one side of the biological sedimentation tank is provided with a detection tank which is communicated with the biological sedimentation tank, a water quality detection device is arranged in the detection tank, a water flowing pipe is arranged in the detection tank, a circulating pipeline which is communicated with each other is arranged between the detection tank and the aeration tank, and a reflux pump is arranged on the circulating pipeline.
Compared with the prior art, this practicality's advantage lies in: 1. the arranged step-by-step treatment is carried out on sediments, suspended matters and floating matters in the sewage, so that the impurity treatment in the sewage is cleaner, meanwhile, the arranged water quality purification mechanism can purify the water quality and then discharge the purified water to the outside, and if plastics are directly cleaned, the plastics are directly circularly treated without water quality purification; 2. the floating impurity removing mechanism is used for removing floating impurities in a mode of rotating the scraper, so that the removing speed is high, and simultaneously, silt and impurities at the bottom can be discharged through a slag discharge pipeline; 3. the suspended impurity removing mechanism can remove suspended matters in water through the cylindrical hairbrush and stay in the drain pipe.
Drawings
Fig. 1 is a top view of the present invention.
Fig. 2 is a sectional view of the sedimentation tank of the present invention.
Fig. 3 is a schematic view of the floating impurity removing mechanism of the present invention.
Fig. 4 is a schematic view of the floating impurity removing mechanism of the present invention.
Fig. 5 is the water level situation diagram of the two sides of the scraper when the scraper moves.
The device comprises a sedimentation tank, a partition board, a suspended impurity removing mechanism, a water tank, a drainage pipe, a 2.3 cylindrical brush, a 3 floating impurity removing mechanism, a 3.1 standing tank, a 3.11 upright post, a 3.2 scraping plate, a 3.3 rotating mechanism, a 3.4 collecting tank, a 3.5 drain pipe, a 3.6 main pipe, a 3.7 tee pipeline, a 3.8 return pipeline, a 3.9 pit, a 3.10 slag discharge pipeline, a 3.11 pump, a 4 water purifying mechanism, a 4.1 aeration tank, a 4.2 detection tank, a 4.3 water quality detection device, a 4.4 water flowing pipe, a 4.5 circulating pipeline, a 4.6 return pump, a 4.7 biological sedimentation tank and a filter.
Detailed Description
The present invention will now be further elucidated with reference to the accompanying drawings.
As shown in fig. 1-5, a circular processing device of plastic cleaning water comprises a sedimentation tank 1, a suspended impurity removing mechanism 2, a floating impurity removing mechanism 3 and a water quality purifying mechanism 4, wherein a plurality of partition plates 1.1 (the partition plates 1.1 are welded with the inner wall of the sedimentation tank 1) are inserted into the sedimentation tank 1, the sedimentation tank 1 is divided into a plurality of independent spaces by the partition plates 1.1, wherein the heights of the plurality of partition plates 1.1 are sequentially reduced, the height of the highest partition plate 1.1 is lower than the height of the edge of the sedimentation tank 1, and multiple overflow of sewage is realized by the sequentially reduced partition plates 1.1, so that a large amount of precipitable impurities in the sewage can be reduced; a suspended impurity removing mechanism 2 is fixed on the right side of the sedimentation tank 1 through cement, the suspended impurity removing mechanism 2 comprises a water tank 2.1, a discharge pipe 2.2 and a cylindrical brush 2.3, wherein the water tank 2.1 is inclined, one end of the water tank 2.1 close to the sedimentation tank 1 is high, the water tank 2.1 is communicated with the sedimentation tank 1, a plurality of rows of transverse discharge pipes 2.2 are laid in the water tank 2.1, the cylindrical brush 2.3 is embedded in the discharge pipe 2.2, the radius of the cylindrical brush 2.3 is consistent with that of the discharge pipe 2.2, sewage precipitated through overflow flows into the water tank 2.1, the sewage entering the water tank 2.1 enters the discharge pipe 2.2, the cylindrical brush 2.3 in the discharge pipe 2.2 can be used for removing suspended matters in the sewage, and when the cylindrical brush 2.3 needs to be cleaned, the cylindrical brush 2.3 is drawn out from the discharge pipe 2.2 for cleaning, and then can be adsorbed on the discharge pipe 2.2.2; the tail end of the water tank 2.1 is connected with a floating impurity removing mechanism 3 through a channel, the water tank 2.1 is communicated with the floating impurity removing mechanism 3, the floating impurity removing mechanism 3 comprises a standing tank 3.1 and a scraper 3.2, the standing tank 3.1 is circular, the bottom of the standing tank 3.1 is conical, the bottom of the conical standing tank 3.1 is convenient for cleaning sludge at the bottom of the standing tank 3.1, a vertical column 3.11 is fixed on the center of the standing tank 3.1 by concrete, a rotating mechanism 3.3 (the rotating mechanism 3.3 is a motor) is fixed on the vertical column 3.11 through bolts, the scraper 3.2 is fixed on an output shaft of the rotating mechanism 3.3 through a welding mode, a collecting tank 3.4 is arranged on the inner wall of the standing tank 3.1, the outer wall of the collecting tank 3.4 is attached to the inner wall of the standing tank 3.1, the collecting tank 3.4 is positioned at the upper half section of the standing tank 3.1, the top of the collecting tank 3.4 is lower than the top of the standing tank 3.1, and the top of the collecting, the bottom of the scraper 3.2 is lower than the top of the collecting tank 3.4, when the scraper 3.2 rotates, floating impurities at the top of the standing tank 3.1 move to the edge of the standing tank 3.1 under the action of the scraper 3.2 (the rotation of the scraper 3.2 drives the rotation of the liquid level at the top of the standing tank 3.1, when the floating impurities on the liquid level at the top flow around under the action of centrifugal force), when the scraper 3.2 rotates, the liquid level on the front surface of the scraper 3.2 is higher than the liquid level on the back surface of the scraper 3.2, the floating impurities are carried on the liquid level on the front surface of the scraper 3.2, when the scraper 3.2 does not work, the water level in the standing tank 3.1 is flush with the top of the collecting tank 3.4, when the scraper 3.2 moves, the impurities at the top of the liquid level flow into the collecting tank 3.4 for collection, a plurality of drain pipes 3.5 pass through the inner wall of the standing tank 3.1 near the bottom of the standing tank 3.1 and protrude out of the standing tank 3.1, discharging the clear liquid in the standing pool 3.1 through a drain pipe 3.5; the plurality of the drain pipes 3.5 are communicated with the same main pipe 3.6, the main pipe 3.6 is connected with a three-way pipeline 3.7, one of the three-way pipelines 3.7 is connected with a return pipeline 3.8, the last of the three-way pipeline 3.7 is connected with a water purification mechanism 4, when the treated sewage is not directly discharged, the main pipe 3.6 is communicated with the return pipeline 3.8 through the three-way pipeline 3.7, the return main pipe 3.6 sends the sewage subjected to impurity removal back to a plastic cleaning mechanism to clean the waste plastic, and when the sewage subjected to impurity removal is desired to be discharged, the main pipe 3.6 is communicated with the water purification mechanism 4 through the three-way pipeline 3.7, so that the purification mechanism is slept at the mode of carrying out biological treatment on the sewage to completely treat the sewage, and the sewage reaches the discharge standard.
Further, a pit 3.9 is formed in the center of the bottom of the standing pool 3.1, wherein the stand column is located in the pit 3.9, a slag discharge pipeline 3.10 is arranged at the bottom of the pit 3.9, the slag discharge pipeline 3.10 is connected with a pump 3.11, impurities precipitated at the bottom of the standing pool 3.1 enter the pit 3.9 through washing, and then the precipitated impurities in the pit 3.9 are pumped out through the pump 3.11, so that the standing pool 3.1 is convenient to clean and remove impurities, the pump is closed after the impurities in the pit 3.9 are pumped out, and therefore water in the pit cannot be discharged through the pump 3.11.
Further, the water quality purification mechanism 4 comprises an aeration tank 4.1 and a biological sedimentation tank 4.7, the aeration tank 4.1 is connected with a three-way pipeline 3.7, the aeration tank 4.1 is connected with the biological sedimentation tank 4.7, one side of the biological sedimentation tank 4.7 is provided with a detection tank 4.2, the detection tank 4.2 is communicated with the biological sedimentation tank 4.7, a water quality detection device 4.3 (the water quality detection device 4.3 is an SWA-2000 water quality on-line monitor model: CN 60M/SWA-2000) is fixed in the detection tank 4.2 by a bolt fastening mode, a water flow pipe 4.4 passes through the detection tank 4.2, the water flow pipe 4.4 is fixed in the detection tank 4.2 by concrete, an electromagnetic valve is fixed on the water flow pipe 4.4 by a flange plate and is communicated with the water quality detection device 4.3 by a lead, if the water in the detection tank 4.2 reaches the standard of discharge, the water in the detection tank 4.2 is directly discharged through the water flow pipe 4.4.4, and the external reflux pump is closed (4.6, opening an electromagnetic valve), if the water in the detection tank 4.2 does not reach the discharge standard, arranging a circulating pipeline 4.5 which is communicated with each other between the detection tank 4.2 and the aeration tank 4.1, fixing a reflux pump 4.6 on the circulating pipeline 4.5 through a flange plate, communicating the reflux pump 4.6 with a water quality detection device 4.3 through a lead, when the water quality detection device 4.3 detects that the water in the detection tank 4.2 does not reach the discharge standard, starting the reflux pump 4.6, closing the electromagnetic valve, pumping the water in the detection tank 4.2 back to the aeration tank 4.1 through the reflux pump 4.6 for secondary water treatment, if the water in the detection tank 4.2 reaches the discharge standard again, closing the reflux pump 4.6, directly starting the discharge, wherein the aeration tank 4.1 and the biological sedimentation tank 4.7 are conventional mechanisms for water quality treatment, and the working principle and the internal structure of the aeration tank 4.1 and the biological sedimentation tank 4.7 are the prior art.

Claims (3)

1. The circular treatment device of the plastic cleaning water comprises a sedimentation tank, a suspended impurity removing mechanism, a floating impurity removing mechanism and a water quality purifying mechanism, and is characterized in that a plurality of partition plates are inserted into the sedimentation tank and divide the sedimentation tank into a plurality of independent spaces, wherein the heights of the partition plates are sequentially reduced, and the height of the highest partition plate is lower than the height of the edge of the sedimentation tank; a suspended impurity removing mechanism is arranged on one side of the sedimentation tank and comprises a water tank, a plurality of rows of pipes and a cylindrical brush, wherein the water tank is inclined, one end of the water tank close to the sedimentation tank is high, the water tank is communicated with the sedimentation tank, the water tank is internally provided with the plurality of rows of pipes, the cylindrical brush is embedded in the pipes, and the radius of the cylindrical brush is consistent with that of the pipes; the end of the water tank is provided with a floating impurity removing mechanism which is communicated with the floating impurity removing mechanism, the floating impurity removing mechanism comprises a standing tank and a scraper plate, the standing tank is circular, the bottom of the standing tank is conical, the center of the standing tank is provided with a stand column, the stand column is provided with a rotating mechanism, the rotating mechanism is provided with the scraper plate, the inner wall of the standing tank is provided with a collecting tank, the outer wall of the collecting tank is attached to the inner wall of the standing tank, the collecting tank is positioned at the upper half section of the standing tank, the top of the collecting tank is lower than the top of the standing tank, the top of the scraper plate is higher than the top of the collecting tank, the bottom of the scraper plate is lower than the top of the collecting tank, the inner wall of the impurity standing tank; the plurality of water discharge pipes are communicated with the same main pipe, the main pipe is connected with a three-way pipeline, one of the three-way pipeline is connected with a return pipeline, and the last of the three-way pipeline is connected with a water quality purification mechanism.
2. The recycling device of water for cleaning plastic as claimed in claim 1, wherein a pit is formed at the center of the bottom of the standing tank, wherein the column is located in the pit, a slag discharge pipe is provided at the bottom of the pit and connected to a pump.
3. The recycling device of water for cleaning plastic as claimed in claim 2, wherein the water purifying mechanism comprises an aeration tank and a biological sedimentation tank, the aeration tank is connected with a tee pipe, the aeration tank is connected with the biological sedimentation tank, a detection tank is arranged on one side of the biological sedimentation tank and is communicated with the biological sedimentation tank, a water quality detecting device is arranged in the detection tank, a water flowing pipe is arranged in the detection tank, a circulating pipeline is arranged between the detection tank and the aeration tank, and a reflux pump is arranged on the circulating pipeline.
CN201921729863.7U 2019-10-16 2019-10-16 Circulation treatment device for plastic cleaning water Active CN210711192U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201921729863.7U CN210711192U (en) 2019-10-16 2019-10-16 Circulation treatment device for plastic cleaning water

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201921729863.7U CN210711192U (en) 2019-10-16 2019-10-16 Circulation treatment device for plastic cleaning water

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CN210711192U true CN210711192U (en) 2020-06-09

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CN201921729863.7U Active CN210711192U (en) 2019-10-16 2019-10-16 Circulation treatment device for plastic cleaning water

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115057545A (en) * 2021-12-30 2022-09-16 常州聚曜科技有限公司 Multiple circulating waste water recovery device based on plastics cup production

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115057545A (en) * 2021-12-30 2022-09-16 常州聚曜科技有限公司 Multiple circulating waste water recovery device based on plastics cup production
CN115057545B (en) * 2021-12-30 2023-10-24 常州聚曜科技有限公司 Multiple circulation type waste water recovery device based on plastic cup production

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Inventor after: Yu Qianxi

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Inventor before: Li Xiansong

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