CN203373221U - Laboratory wastewater treatment process equipment - Google Patents

Laboratory wastewater treatment process equipment Download PDF

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Publication number
CN203373221U
CN203373221U CN201320406180.4U CN201320406180U CN203373221U CN 203373221 U CN203373221 U CN 203373221U CN 201320406180 U CN201320406180 U CN 201320406180U CN 203373221 U CN203373221 U CN 203373221U
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CN
China
Prior art keywords
tank
pump
waste water
pool
dosing
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Expired - Fee Related
Application number
CN201320406180.4U
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Chinese (zh)
Inventor
于俊利
曹井国
李琪
李铁龙
王建友
王亮
鞠美庭
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TIANJIN ZHONGTIAN HAISHENG ENVIRONMENTAL PROTECTION TECHNOLOGY Co Ltd
Nankai University
Original Assignee
TIANJIN ZHONGTIAN HAISHENG ENVIRONMENTAL PROTECTION TECHNOLOGY Co Ltd
Nankai University
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Application filed by TIANJIN ZHONGTIAN HAISHENG ENVIRONMENTAL PROTECTION TECHNOLOGY Co Ltd, Nankai University filed Critical TIANJIN ZHONGTIAN HAISHENG ENVIRONMENTAL PROTECTION TECHNOLOGY Co Ltd
Priority to CN201320406180.4U priority Critical patent/CN203373221U/en
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Publication of CN203373221U publication Critical patent/CN203373221U/en
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Abstract

The utility model provides laboratory wastewater treatment process equipment. The equipment comprises an adjusting pool, a coagulative precipitation tank and an electric self-control device, wherein a pH adjusting device is communicated above the adjusting pool, the adjusting pool is connected with the coagulative precipitation tank the upper part of which is communicated with a coagulative dosing device through a lifting pump, a middle water pool is connected to the upper end of the coagulative precipitation tank, and an ozone generator is communicated above the middle water pool; the other end of the middle water pool is sequentially connected with a filter pump, a quartz sand filter, an active carbon filter, a buffering water pool, an ultrafiltration membrane assembly, a reverse osmosis module, an electrodeionization module and a water contributing pool in series; a sludge collecting tank is connected to the bottom of the coagulative precipitation tank, and a press filter is connected with the sludge collecting tank through a screw pump. The equipment provided by the utility model has the beneficial effects that waste water processed by the equipment in the laboratory can be recycled and further can be deeply processed to obtain high quality water contribution, so that recycle of waste water in the laboratory is realized. The equipment has the advantages of simple structure, wide application range and the like, and is simple to operate.

Description

A kind of Laboratory Waste Water Treatment processing unit
Technical field
The utility model relates to a kind of waste water treatment process equipment, especially relates to a kind of Laboratory Waste Water Treatment processing unit.
Background technology
Along with scientific research is more and more deep, extensive, testing laboratory's waste water handling problem of each institution of higher learning and scientific research institutions becomes increasingly conspicuous, because laboratory waste water water quality is very complicated and be difficult to prediction, the discharge cycle is indefinite, wastewater flow rate is also irregular, so the comprehensive treating process of laboratory waste water and even resource utilization reuse belong to global problem.Although the quantity discharged of laboratory waste water significantly is less than trade effluent, but in view of it often contains acid & alkali liquid, poisonous and harmful three causes thing, heavy metal and some newborn substances, the pollutant component complexity, and there is instantaneous high pollution concentration equivalent risk, very likely pollute accident, therefore hazardness can not look down upon, strengthen the laboratory waste water management, to laboratory waste water effectively process so that reuse imperative, yet Present Domestic is outer also very weak about the research of the effective treatment technology of laboratory waste water and technique, especially China pays close attention to very inadequate to the laboratory waste water emission problem, still there is no perfect management regulation, also lack corresponding supporting technology technique simultaneously, at present each laboratory waste water does not substantially deal with and directly enters city planting ductwork, for formulating as early as possible the control measures of laboratory waste water discharge, urgent need is carried out the research of Laboratory Waste Water Treatment technical matters and the development of equipment.
Chinese patent, the patent No. is 201120302893.7 to disclose a kind of " laboratory waste water treatment device " it consists of wastewater collection tank, equalizing tank, reactive tank, settling bowl and activated carbon filter; The wastewater collection tank utilizes pipeline to be connected with equalizing tank; Equalizing tank is connected with reactive tank by the pipeline with sump pump again; The rising pipe of reactive tank is connected with settling bowl, and the upflow tube of settling bowl is connected with activated carbon filter, and activated carbon filter connects the water purification delivery pipe.The shortcoming of this device is, technique is simple, and the scope of application is narrower, only can be as simple pre-treatment.
Chinese patent, the patent No. is 200920194435.9, " a kind of laboratory waste water treatment device " disclosed, this device comprises electrical control system and treatment unit for waste water, the water collecting basin, interior electrolyzer, micro cell, biological adsorption pond and the settling tank that before and after described treatment unit for waste water comprises, connect successively, be provided with aerating system in described interior electrolyzer, micro cell and biological adsorption pond; In addition, the sludge filtration pond also is set for the treatment of mud.The shortcoming of this device is, investment and working cost are high, and residual organic matter concentration is high.
Chinese patent, the patent No. is 201210258812.7, " laboratory waste water treatment device " disclosed, this device comprises holding tank, neutralization precipitation case, acid proof pump, holding tank is provided with collection funnel, pH meter, dispensing kit, main shaft are installed on the neutralization precipitation case, main shaft is provided with stirring rake and heating core, neutralization precipitation case sidewall is provided with the clear liquid discharging pipe, upper end is provided with vapor pipe, and neutralization precipitation case bottom is subsider, and the subsider bottom is provided with the discharge auger, discharge auger discharging mouth is connected with separating centrifuge, and separating centrifuge is provided with discharge port and liquid discharge pipe.This device shortcoming is: lack the organism processing power, also only can be as the simple pre-treatment of experiment waste water, and the scope of application is less.
Summary of the invention
But problem to be solved in the utility model be to provide a kind of applied widely, affected simple, produce the water reuse and also can proceed advanced treatment, obtain high-quality water and realize a kind of Laboratory Waste Water Treatment processing unit of the regeneration of laboratory waste water, especially be applicable to processing and the reuse of all kinds of laboratory waste water.
For solving the problems of the technologies described above, the technical solution adopted in the utility model is: a kind of Laboratory Waste Water Treatment processing unit comprises equalizing tank, coagulative precipitation tank, intermediate pool, electric autocontrol device; The top of described equalizing tank is communicated with the pH regulator device by chemical feed pipe; Described equalizing tank is connected with described coagulative precipitation tank by lift pump, and the top of described coagulative precipitation tank is communicated with the coagulation dosing device by chemical feed pipe; The upper end of described coagulative precipitation tank is connected with intermediate pool by pipeline, and there is ozonizer the top of described intermediate pool by pipeline communication; The other end of described intermediate pool is serially connected with successively filtration pump, quartz filter, activated charcoal filter, buffering pond, hyperfiltration membrane assembly, reverse osmosis module, electrodeionization module, produces pond by pipeline; The bottom of described coagulative precipitation tank is connected with sludge collection box by shore pipe, and described sludge collection box is connected with pressure filter by spiral pump, and the upper end of described sludge collection box is connected with the water inlet of equalizing tank; Described pH regulator device, lift pump, coagulation dosing device, ozonizer, filtration pump, spiral pump, pressure filter all are electrically connected to described electric autocontrol device.
Described ozonizer is for the organism of degradation of sewage.
Further, the water inlet place of described equalizing tank is provided with grid, and be provided with liquidometer in described equalizing tank, pH meter and agitator; Described intermediate pool, buffering are equipped with liquidometer on pond; Described liquidometer, pH meter all are electrically connected to described electric autocontrol device.
Further, described pH regulator device comprises sour dosing tank and alkali dosing tank; Described coagulation dosing device comprises coagulating agent dosing tank and coagulant aids dosing tank, and is equipped with the dosing volume pump on described sour dosing tank, alkali dosing tank, coagulating agent dosing tank, coagulant aids dosing tank; Described dosing volume pump is electrically connected to described electric autocontrol device.
Further, described coagulative precipitation tank comprises agitated pool and the settling tank be connected, and in described agitated pool, is provided with agitator, and described coagulation dosing device is connected with the water inlet of described agitated pool, and described settling tank is provided with inclined tube.
Further, on the pipeline between described ozonizer and intermediate pool, be provided with water sprayer, and be provided with boring aeration pipe in the bottom of described pipeline; Be provided with filler in described intermediate pool, described filler is for increasing the residence time of ozone gas.
Further, described filtration pump is connected with the other end of described ozonizer; Described filtration pump is electrically connected to described electric autocontrol device.
Further, be provided with backwashing pump between described quartz filter and described product pond; Described backwashing pump is electrically connected to described electric autocontrol device, and described backwashing pump regularly carries out backwash to quartz filter and activated charcoal filter, and the current after backwash return equalizing tank.
Further, between described buffering pond and described hyperfiltration membrane assembly, be provided with ultrafiltrate pump, between described hyperfiltration membrane assembly and described reverse osmosis module, be provided with topping-up pump; Described ultrafiltrate pump and topping-up pump all are electrically connected to described electric autocontrol device, and described ultrafiltrate pump is that hyperfiltration membrane assembly supplies water, and described topping-up pump is the reverse osmosis module supercharging.
Further, be equipped with the under meter be electrically connected to described electric autocontrol device between between described reverse osmosis module and electrodeionization module and electrodeionization module and described product pond.
Further, be connected with magnetic valve in parallel and variable valve on described reverse osmosis module; Described magnetic valve and variable valve all are electrically connected to described electric autocontrol device; Described pressure filter is plate-and-frame filter press.
Advantage and the positively effect that the utlity model has are: owing to adopting technique scheme, laboratory waste water utilizes the present invention through modified tune amount stage of dosing, precipitation clarification stage, advanced oxidation stage, depth type filtration stage, sludge treatment stage, can effectively process suspended substance and organism in water, but treated laboratory waste water reuse thus, also can carry out advanced treatment, obtain high-quality product water, realize the regeneration of laboratory waste water; There is simple in structure, applied widely, simple operation and other advantages.
The accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the partial enlarged drawing in modified tune amount stage of the dosing of Fig. 1, precipitation clarification stage and advanced oxidation stage;
Fig. 3 is the partial enlarged drawing in advanced treatment stage of the present utility model;
Fig. 4 is the partial enlarged drawing in sludge treatment stage of the present utility model.
In figure:
1, equalizing tank 2, intermediate pool 3, electric autocontrol device
4, lift pump 5, ozonizer 6, filtration pump
7, quartz filter 8, activated charcoal filter 9, buffering pond
10, hyperfiltration membrane assembly 11, reverse osmosis module 12, electrodeionization module
13, produce pond 14, sludge collection box 15, spiral pump
16, pressure filter 17, grid 18, liquidometer
19, pH meter 20, sour dosing tank 21, alkali dosing tank
22, coagulating agent dosing tank 23, coagulant aids dosing tank 24, dosing volume pump
25, agitated pool 26, settling tank 27, agitator
28, inclined tube 29, water sprayer 30, boring aeration pipe
31, backwashing pump 32, ultrafiltrate pump 33, topping-up pump
34, under meter 35, magnetic valve 36, variable valve
Embodiment
As shown in Figure 1,2,3, 4, a kind of Laboratory Waste Water Treatment processing unit of the utility model, comprise equalizing tank 1, coagulative precipitation tank 26, intermediate pool 2, electric autocontrol device 3; The top of described equalizing tank 1 is communicated with the pH regulator device by chemical feed pipe; Described equalizing tank 1 is connected with described coagulative precipitation tank 26 by lift pump 4, and the top of described coagulative precipitation tank 26 is communicated with the coagulation dosing device by chemical feed pipe; The upper end of described coagulative precipitation tank 26 is connected with intermediate pool 2 by pipeline, and there is ozonizer 5 top of described intermediate pool 2 by pipeline communication; The other end of described intermediate pool 2 is serially connected with successively filtration pump 6, quartz filter 7, activated charcoal filter 8, buffering pond 9, hyperfiltration membrane assembly 10, reverse osmosis module 11, electrodeionization module 12, produces pond 13 by pipeline; The bottom of described coagulative precipitation tank 26 is connected with sludge collection box 14 by shore pipe, and described sludge collection box 14 is connected with pressure filter 16 by spiral pump 15, and the upper end of described sludge collection box 14 is connected with the water inlet of equalizing tank 1; Described pH regulator device, lift pump 4, coagulation dosing device, ozonizer 5, filtration pump 6, spiral pump 15, pressure filter 16 all are electrically connected to described electric autocontrol device 3.
Described ozonizer 5 is for the organism of degradation of sewage.
Preferably, the water inlet place of described equalizing tank 1 is provided with grid 17, and be provided with liquidometer 18 in described equalizing tank 1, pH meter 19 and agitator 27; Described intermediate pool 2, buffering are equipped with liquidometer 18 on pond 9; Described liquidometer 18, pH meter 19 all are electrically connected to described electric autocontrol device 3.
Preferably, described pH regulator device comprises sour dosing tank 20 and alkali dosing tank 21; Described coagulation dosing device comprises coagulating agent dosing tank 22 and coagulant aids dosing tank 23, and is equipped with dosing volume pump 24 on described sour dosing tank 20, alkali dosing tank 21, coagulating agent dosing tank 22, coagulant aids dosing tank 23; Described dosing volume pump 24 is electrically connected to described electric autocontrol device 3.
Preferably, described coagulative precipitation tank 26 comprises agitated pool 25 and the settling tank 26 be connected, and in described agitated pool 25, is provided with agitator 27, and described coagulation dosing device is connected with the water inlet of described agitated pool 25, and described settling tank 26 is provided with inclined tube 28.
Preferably, be provided with water sprayer 29 on the pipeline between described ozonizer 5 and intermediate pool 2, and be provided with boring aeration pipe 30 in the bottom of described pipeline; Be provided with filler in described intermediate pool 2, described filler is for increasing the residence time of ozone gas.
Preferably, described filtration pump 6 is connected with the other end of described ozonizer 5; Described filtration pump 6 is electrically connected to described electric autocontrol device 3.
Preferably, be provided with backwashing pump 31 between described quartz filter 7 and described product pond 13; Described backwashing pump 31 is electrically connected to described electric autocontrol device 3, and 31 pairs of quartz filters 7 of described backwashing pump and activated charcoal filter 8 regularly carry out backwash, and the current after backwash return equalizing tank 1.
Preferably, between described buffering pond 9 and described hyperfiltration membrane assembly 10, be provided with ultrafiltrate pump 32, between described hyperfiltration membrane assembly 10 and described reverse osmosis module 11, be provided with topping-up pump 33; Described ultrafiltrate pump 32 and topping-up pump 33 all are electrically connected to described electric autocontrol device 3, and described ultrafiltrate pump 32 is that hyperfiltration membrane assembly 10 supplies water, and described topping-up pump 33 is reverse osmosis module 11 superchargings.
Preferably, be equipped with the under meter 34 be electrically connected to described electric autocontrol device 3 between between described reverse osmosis module 11 and electrodeionization module 12 and electrodeionization module 12 and described product pond 13.
Preferably, be connected with magnetic valve in parallel 35 and variable valve 36 on described reverse osmosis module 11; Described magnetic valve 35 and variable valve 36 all are electrically connected to described electric autocontrol device 3; Control the opening time of magnetic valve 35 by electric autocontrol device 3, can adjust the flush time of reverse osmosis module 11, also can regulate by electric autocontrol device 3 regulating and controlling valves 36 the concentrated stream amount of reverse osmosis module 11, magnetic valve 35 or variable valve 36 also can be controlled electrodeionization module 12 and produce the water time simultaneously, avoid producing water excess or very few, guaranteed product water effect, saved electric energy, described pressure filter 16 is plate-and-frame filter press 16.
The working process of this example: 1) modified tune amount stage of dosing, after laboratory waste water enters equalizing tank 1 by grid 17, carry out the water quality homogenizing, regulate the pH value by the pH regulator device, pH generally is adjusted to 6-8, and the waste water after homogenizing enters coagulative precipitation tank 26 and mixes to be incorporated in settling tank 26 in agitated pool 25 with coagulating agent and coagulant aids and precipitated;
2) in the precipitation clarification stage, the waste water that is mixed with coagulating agent and coagulant aids carries out solid-liquid separation in settling tank 26, and solid settlement is in settling tank 26 bottoms, and the supernatant liquor overflow enters intermediate pool 2;
3) the advanced oxidation stage, intermediate pool 2 tops arrange ozonizer 5, and boring aeration pipe 30 passes into ozone in intermediate pool 2, for the organism of degradation of sewage;
4) the advanced treatment stage, sewage through ozone oxidation enters quartz filter 7, activated charcoal filter 8, buffering pond 9, hyperfiltration membrane assembly 10, reverse osmosis module 11, electrodeionization module 12 successively, for removing suspended substance and the organism of water, finally enter and produce pond 13.
5) the sludge treatment stage: the mud of settling tank 26 bottoms regularly enters in sludge collection box 14 by shore pipe, drains into plate-and-frame filter press 16 by spiral pump 15 and dewatered after dosing.
Above an embodiment of the present utility model is had been described in detail, but described content is only preferred embodiment of the present utility model, can not be considered to for limiting practical range of the present utility model.All equalization variations of doing according to the utility model application range and improvement etc., within all should still belonging to patent covering scope of the present utility model.

Claims (10)

1. a Laboratory Waste Water Treatment processing unit, is characterized in that: comprise equalizing tank, coagulative precipitation tank, intermediate pool, quartz filter, activated charcoal filter, buffering pond, hyperfiltration membrane assembly, reverse osmosis module, electrodeionization module, produce pond, electric autocontrol device; The top of described equalizing tank is communicated with the pH regulator device by chemical feed pipe; Described equalizing tank is connected with described coagulative precipitation tank by lift pump, and the top of described coagulative precipitation tank is communicated with the coagulation dosing device by chemical feed pipe; The upper end of described coagulative precipitation tank is connected with intermediate pool by pipeline, and there is ozonizer the top of described intermediate pool by pipeline communication; The other end of described intermediate pool is serially connected with successively filtration pump, quartz filter, activated charcoal filter, buffering pond, hyperfiltration membrane assembly, reverse osmosis module, electrodeionization module, produces pond by pipeline; The bottom of described coagulative precipitation tank is connected with sludge collection box by shore pipe, and described sludge collection box is connected with pressure filter by spiral pump, and the upper end of described sludge collection box is connected with the water inlet of equalizing tank; Described pH regulator device, lift pump, coagulation dosing device, ozonizer, filtration pump, spiral pump, pressure filter all are electrically connected to described electric autocontrol device.
2. Laboratory Waste Water Treatment processing unit according to claim 1, it is characterized in that: the water inlet place of described equalizing tank is provided with grid, and be provided with liquidometer in described equalizing tank, pH meter and agitator; Described intermediate pool, buffering are equipped with liquidometer on pond; Described liquidometer, pH meter all are electrically connected to described electric autocontrol device.
3. Laboratory Waste Water Treatment processing unit according to claim 1, it is characterized in that: described pH regulator device comprises sour dosing tank and alkali dosing tank; Described coagulation dosing device comprises coagulating agent dosing tank and coagulant aids dosing tank, and is equipped with the dosing volume pump on described sour dosing tank, alkali dosing tank, coagulating agent dosing tank, coagulant aids dosing tank; Described dosing volume pump is electrically connected to described electric autocontrol device.
4. Laboratory Waste Water Treatment processing unit according to claim 1, it is characterized in that: described coagulative precipitation tank comprises agitated pool and the settling tank be connected, be provided with agitator in described agitated pool, described coagulation dosing device is connected with the water inlet of described agitated pool, and described settling tank is provided with inclined tube.
5. Laboratory Waste Water Treatment processing unit according to claim 1, is characterized in that: be provided with water sprayer on the pipeline between described ozonizer and intermediate pool, and be provided with boring aeration pipe in the bottom of described pipeline; Be provided with filler in described intermediate pool.
6. Laboratory Waste Water Treatment processing unit according to claim 1, it is characterized in that: described filtration pump is connected with the other end of described ozonizer; Described filtration pump is electrically connected to described electric autocontrol device.
7. Laboratory Waste Water Treatment processing unit according to claim 1, is characterized in that: between described quartz filter and described product pond, be provided with backwashing pump; Described backwashing pump is electrically connected to described electric autocontrol device.
8. Laboratory Waste Water Treatment processing unit according to claim 1, is characterized in that: be provided with ultrafiltrate pump between described buffering pond and described hyperfiltration membrane assembly, between described hyperfiltration membrane assembly and described reverse osmosis module, be provided with topping-up pump; Described ultrafiltrate pump and topping-up pump all are electrically connected to described electric autocontrol device.
9. Laboratory Waste Water Treatment processing unit according to claim 1 is characterized in that: between between described reverse osmosis module and electrodeionization module and electrodeionization module and described product pond, be equipped with the under meter be electrically connected to described electric autocontrol device.
10. Laboratory Waste Water Treatment processing unit according to claim 1, is characterized in that: be connected with magnetic valve in parallel and variable valve on described reverse osmosis module; Described magnetic valve and variable valve all are electrically connected to described electric autocontrol device; Described pressure filter is plate-and-frame filter press.
CN201320406180.4U 2013-07-09 2013-07-09 Laboratory wastewater treatment process equipment Expired - Fee Related CN203373221U (en)

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103992005A (en) * 2014-04-28 2014-08-20 安徽华盛科技控股股份有限公司 CIT intelligent control laboratory wastewater treatment device and method
CN107089767A (en) * 2017-05-19 2017-08-25 上海俊逸节能环保科技有限公司 A kind of group technology of advanced treating laboratory sewage
CN111892192A (en) * 2019-05-05 2020-11-06 中国科学院过程工程研究所 Reduction treatment method of laboratory inorganic waste liquid based on membrane separation

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103992005A (en) * 2014-04-28 2014-08-20 安徽华盛科技控股股份有限公司 CIT intelligent control laboratory wastewater treatment device and method
CN103992005B (en) * 2014-04-28 2016-01-20 安徽华盛科技控股股份有限公司 CIT intelligent control laboratory waste water treatment device and method
CN107089767A (en) * 2017-05-19 2017-08-25 上海俊逸节能环保科技有限公司 A kind of group technology of advanced treating laboratory sewage
CN111892192A (en) * 2019-05-05 2020-11-06 中国科学院过程工程研究所 Reduction treatment method of laboratory inorganic waste liquid based on membrane separation

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C14 Grant of patent or utility model
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20140101

Termination date: 20210709

CF01 Termination of patent right due to non-payment of annual fee