CN212954734U - Small-size micro-polluted water pollutant treatment device in laboratory - Google Patents
Small-size micro-polluted water pollutant treatment device in laboratory Download PDFInfo
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- CN212954734U CN212954734U CN202021055151.4U CN202021055151U CN212954734U CN 212954734 U CN212954734 U CN 212954734U CN 202021055151 U CN202021055151 U CN 202021055151U CN 212954734 U CN212954734 U CN 212954734U
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Abstract
The utility model relates to a laboratory small-sized micro-polluted water pollutant treatment device, which comprises a box body, a conveying mechanism, a primary treatment mechanism, a secondary treatment mechanism and a drainage device, wherein the box body is externally connected with the conveying mechanism, and the primary treatment mechanism and the secondary treatment mechanism are arranged in the box body; the reaction area of the primary treatment mechanism is a stirring area, the reaction area of the secondary treatment mechanism is an adsorption area, the stirring area is provided with stirring blades loaded with immobilized microbial fillers and a microporous aeration head, and the adsorption area is provided with an adsorption layer and an elution tank; the utility model discloses combine the complexity and the determinacy of laboratory waste water quality of water characteristic, pertinence ground selects suitable immobilized microorganism filler and adsorbing material to combine together, carries out preliminary treatment to the waste water that laboratory waste water or laboratory diluted, has alleviateed the injury of waste water to the laboratory pipeline, has improved the efficiency that the laboratory pollutes the water body greatly and has handled, reduces the pollution problem that laboratory waste water brought, provides technical support for getting rid of aquatic trace pollutant simultaneously.
Description
Technical Field
The utility model belongs to the technical field of the environmental protection, concretely relates to small-size micro-polluted water pollutant treatment device in laboratory.
Background
The components in the laboratory wastewater include the most common organic matters, heavy metal ions, harmful microorganisms and the like, and relatively rare cyanides, bacterial toxins, various pesticide residues, drug residues and the like. The treatment of the laboratory wastewater cannot be equal to the treatment of the industrial wastewater, a multi-unit treatment system is required to be adopted or classification treatment is carried out in a targeted manner, the treatment difficulty is reduced as much as possible, and the treatment cost is low. The composition of the waste water that the laboratory discharged is more complicated than other waste water, and discharge water volume and discharge quality of water have uncertainty and dynamic nature and reproducibility shortcoming such as poor, though can reach laboratory self orderliness behind the waste water of laboratory discharge, the pollutant that discharges out causes the orderliness of other regional environment very easily, simultaneously, experimental waste water does not directly discharge to the sewer pipe through handling or simple processing in the time, causes very big difficulty for follow-up domestic waste water treatment and reuse of reclaimed water.
At present, few mature processes and methods are available at home and abroad for comprehensively treating laboratory sewage to reach the standard of standard discharge, the existing treatment method is only used for treating other wastewater and simultaneously treating the laboratory wastewater, most of school laboratories have no pollution treatment facilities, and only adopt a simple direct discharge or dilution mode, so that the problems need to be solved urgently.
SUMMERY OF THE UTILITY MODEL
The utility model provides a small-size micro-pollution water pollutant processing apparatus in laboratory handles the pollutant in the micro-pollution water body in laboratory jointly through primary treatment mechanism and secondary treatment structure, has effectively reduced out water pollutant concentration, has alleviateed the harm of laboratory polluted water to the water pipe, has reduced water pollution.
The utility model provides a technical scheme that its technical problem adopted is: a small-sized micro-polluted water pollutant treatment device in a laboratory comprises a box body, a conveying mechanism, a primary treatment mechanism, a secondary treatment mechanism and a drainage device, wherein the box body is externally connected with the conveying mechanism, and the primary treatment mechanism and the secondary treatment mechanism are arranged in the box body;
the box body comprises a wall body, a base and a top cover, the base is arranged on a working surface, one end face of the cylindrical wall body is arranged on the base, and the other end face of the cylindrical wall body is covered with the top cover;
the conveying mechanism comprises a regulating tank and a peristaltic pump, the regulating tank is connected with the peristaltic pump, and the peristaltic pump is communicated with the wall body close to the top;
the primary treatment mechanism comprises a stirring motor, a rotating shaft and stirring blades, the stirring motor is arranged above the top cover and is connected with the rotating shaft, the rotating shaft penetrates through the top cover and extends into the box body, and the stirring blades are fixed on the rotating shaft;
the drainage device is in a funnel shape, an upper opening of the drainage device is fixed on the wall body, and a lower opening of the drainage device is connected with the secondary treatment mechanism;
the secondary treatment mechanism inner chamber is the adsorption zone, the adsorption zone includes adsorbed layer, two absorption diaphragms and dismantlement ring, the adsorption zone bottom is provided with the adsorbed layer, adsorbed layer upper surface and lower surface have set up respectively the absorption diaphragm, the secondary treatment mechanism top sets up the dismantlement ring.
As a further preferred aspect of the present invention, the utility model further comprises a microporous aeration head, the microporous aeration head is fixed on the inner wall of the wall body and is located between the stirring paddle blade and the drainage device.
As the utility model discloses a further preferred, still include the elution jar, second grade processing mechanism is external to have the elution jar, the elution jar with the adsorption zone intercommunication.
As the utility model discloses a further preferred, still include a delivery port and b delivery port, the a delivery port is seted up the secondary treatment mechanism bottom, the b delivery port is seted up the base lateral wall is close to bottom department.
As a further preference of the utility model, the wall body the top cap and the cavity that drainage device formed is the stirring district, the chamber wall in stirring district with the chamber wall in adsorption zone all adopts the organic glass material.
As a further preferred aspect of the present invention, the stirring blade is of a screw-thread type, and the upper surface thereof is loaded with a fixed microbial filler, and the diameter of the stirring blade is close to the diameter of the wall body.
As a further preferred aspect of the present invention, the rotation speed of the stirring motor is 35 to 45 rpm.
As the utility model discloses a further preferred, the absorption diaphragm adopts the polypropylene sieve.
As a further preferred aspect of the present invention, the adsorption layer is made of one or a combination of several of activated carbon, mesoporous carbon, activated carbon fiber, and carbon-based material.
As a further preference of the present invention, the elution tank is filled with an adsorption eluent, and the adsorption eluent is 5% hydrochloric acid or 2.77% nitric acid or acetic acid.
Through above technical scheme, for prior art, the utility model discloses following beneficial effect has:
1. the utility model not only reduces the difficulty of the subsequent treatment of the sewage, but also has simple operation, small occupied area and less energy consumption;
2. the utility model discloses fully considered the complexity that the laboratory micro-polluted water had and the quality of water characteristic of certainty, according to its pollutant kind and characteristics, reached the symptomatic medicine of giving medicine to, effectively alleviateed the harm of laboratory polluted water to the water pipe, reduced laboratory play water pollutant concentration.
3. The utility model discloses a primary treatment mechanism and secondary treatment mechanism are handled the little contaminated water appearance in laboratory, have promoted the pollutant and have got rid of efficiency, and device easy operation is simple and easy, is convenient for implement and manage, and area is little, provides reference for laboratory wastewater treatment's standardization.
Drawings
The present invention will be further explained with reference to the drawings and examples.
Fig. 1 is a schematic view of the overall structure of the present invention;
fig. 2 is a plan view of the present invention.
In the figure: 1. a stirring zone; 11. a stirring motor; 12 stirring blades; 13. a microporous aeration head; 14. a rotating shaft; 15. a drainage device; 2. an adsorption zone; 20. a secondary treatment mechanism; 21. an adsorption layer; 22. adsorbing the membrane; 23. disassembling the ring; 24. an elution tank; 3. a top cover; 4. a peristaltic pump; 5. a conditioning tank; 6. a wall body; 7. a base; 8. b, water outlet; 9. a water outlet.
Detailed Description
The present invention will now be described in further detail with reference to the accompanying drawings. These drawings are simplified schematic drawings and illustrate the basic structure of the present invention only in a schematic manner, and thus show only the components related to the present invention.
At present, mature processes and methods are few at home and abroad, laboratory sewage can be comprehensively treated to reach the standard for discharge, the existing treatment method is only used for treating other wastewater and simultaneously treating the laboratory wastewater, most of chemical laboratories have no pollution treatment facilities and only adopt a simple direct discharge or dilution mode, the problems need to be solved urgently, and in order to reduce the subsequent treatment difficulty, the laboratory wastewater treatment equipment which is simple in operation, small in floor area and low in energy consumption is adopted to become the research requirement.
For solving the problem that laboratory waste water treatment exists, the utility model provides a small-size micro-polluted water pollutant treatment device in laboratory carries out "a dirty one is controlled" to the laboratory waste water after the little polluted water in laboratory or the dilution, has pointed to solve a certain or several kinds of pollutants.
Example 1
As shown in fig. 1 and fig. 2, the present embodiment provides a small-sized micro-polluted water pollutant treatment device in a laboratory, which includes a box body, a conveying mechanism, a primary treatment mechanism, a drainage device 15, and a secondary treatment mechanism 20, wherein the box body is internally provided with a cavity, the longitudinal section of the box body is in a convex shape, the box body includes a base 7, a wall body 6, and a top cover 3, the base 7 is arranged on a working surface, the middle part of the upper surface of the base 7 is vertically provided with a cylindrical wall body 6, the top cover 3 is arranged on the top of the wall body 6 in a covering manner, and the top cover 3;
the base 7 is internally provided with a cavity for storing water, the base 7 further comprises a water outlet b 9, and the water outlet b 9 is formed in the side wall, close to the bottom, of the base 7, so that the fully-treated wastewater can be effectively discharged;
the conveying mechanism comprises a regulating tank 5 and a peristaltic pump 4, the regulating tank 5 slightly regulates the quality of slightly polluted water, the output end of the regulating tank 5 is connected with the input end of the peristaltic pump 4, and the output end of the peristaltic pump 4 is connected with the wall body 6 close to the top cover 3 so as to be communicated with the cavity in the box body;
the primary treatment mechanism comprises a stirring motor 11, a rotating shaft 14 and stirring blades 12, the stirring motor 11 is externally connected above the top cover 3 and is connected with the rotating shaft 14, the rotating shaft 14 penetrates through the top cover 3 and extends to the cavity in the box body, and the stirring blades 12 are fixed on the rotating shaft 14;
wherein, the stirring paddle 12 is screw thread type, the upper surface is loaded with fixed microorganism stuffing, the diameter of the stirring paddle 12 is close to the diameter of the wall body 6, thereby fully treating the micro-polluted water flowing into the cavity of the box body; if the microorganisms on the stirring blades 12 need to be updated, the top cover 3 is detached, and the rotating speed of the stirring motor 11 is 35-45 rpm;
the drainage device 15 is in a funnel shape, the upper opening of the drainage device is fixed on the wall body 6, the lower opening of the drainage device is connected with the secondary treatment mechanism, and a cavity formed by the drainage device 15, the wall body 6 and the top cover 3 is a stirring area 1;
the conveying mechanism conveys the micro-polluted water into the stirring area 1, the micro-polluted water is stirred by the stirring blade 12 and fully reacts with microorganisms on the stirring blade 12, and the drainage device 15 can drain the micro-polluted water after primary treatment into the secondary treatment mechanism 20;
the primary treatment mechanism further comprises a microporous aeration head 13, the microporous aeration head 13 is fixed on the inner wall of the wall body 6, the microporous aeration head 13 is positioned between the end head of the bottom of the stirring paddle blade 12 and the drainage device 15, and the microporous aeration head 13 provides an aerobic-anaerobic alternate environment for the stirring area 1 through intermittent aeration, so that microorganisms can generate intermittent aerobic and anaerobic reactions, and the reaction efficiency is improved;
the secondary treatment mechanism 20 is cylindrical, the bottom of the secondary treatment mechanism is provided with a water outlet 8, the water outlet 8 introduces the wastewater treated by the secondary treatment mechanism 20 into the base 7, the inner cavity of the secondary treatment mechanism 20 is an adsorption area 2, the adsorption area 2 comprises an adsorption layer 21, two adsorption membranes 22 and a disassembly ring 23, the adsorption layer 21 is arranged at the bottom of the adsorption area 2, the adsorption membranes 22 are respectively arranged on the upper surface and the lower surface of the adsorption layer 21, and the disassembly ring 23 is arranged at the top of the secondary treatment mechanism 20;
the adsorption membrane 22 is used for compacting the adsorption layer 21 to ensure that the adsorption process has a certain bed height, the adsorption membrane 22 mainly uses a polypropylene sieve plate, and the adsorption layer 21 can be one or a combination of more of activated carbon, mesoporous carbon, activated carbon fiber and carbon-based materials;
the secondary treatment mechanism 20 further comprises a disassembly ring 23 and an elution tank 24, the disassembly ring 23 is covered on the top of the secondary treatment mechanism 20, the elution tank 24 is externally connected to the position, close to the disassembly ring 23, of the secondary treatment mechanism 20, and the elution tank 24 is communicated with the adsorption area 2;
the eluent in the elution tank 24 can elute the adsorption layer 21, so that the adsorption layer 21 can be recycled, the utilization rate of the adsorption layer 21 is improved, and the eluent can be selected from 5% hydrochloric acid, 2.77% nitric acid, acetic acid and other acids or a combined solution of the acids and a buffer solution.
Laboratory waste water process behind the quality of water is adjusted to adjusting tank 5, open peristaltic pump 4, waste water warp peristaltic pump 4 suction gets into 1 contact microorganism in stirring district is in through the load fixed microorganism filler on stirring paddle leaf 12 carries out preliminary treatment to the water sample, with the help of the metabolism of microorganism, carries out certain degree of getting rid of pollutants such as organic matter, ammonia nitrogen in the slightly polluted water to alleviate follow-up processing load, improve water quality of water. The microorganism can be immobilized by entrapping the cells of the microorganism in a network of pores of a water-insoluble gel polymer. The micro-porous aeration head 13 provides an aerobic-anaerobic alternate environment for the stirring zone 1 through intermittent aeration, so that microorganisms can generate intermittent aerobic and anaerobic reactions, and the reaction efficiency is improved. Meanwhile, the stirring motor 11 can accelerate the removal effect of pollutants in the micro-polluted water sample, accelerate the mixing and reaction processes, and save time and labor. Then the wastewater enters the adsorption zone 2 and has a physical and chemical adsorption effect with the adsorption layer 21, and the flow rate is controlled by the peristaltic pump 4, so that the wastewater is subjected to a solid phase extraction process on the surface of the adsorption layer 21 with a certain bed height, and better adsorption retention time is kept, thereby further removing pollutants such as heavy metals in the wastewater, and the removal rate of the pollutants is improved. By changing different microorganism types and the types of the adsorption materials in the adsorption layer, the effective treatment of the micro-polluted water in the laboratory can be achieved.
It will be understood by those skilled in the art that, unless otherwise defined, all terms (including technical and scientific terms) used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs. It will be further understood that terms, such as those defined in commonly used dictionaries, should be interpreted as having a meaning that is consistent with their meaning in the context of the prior art and will not be interpreted in an idealized or overly formal sense unless expressly so defined herein.
The meaning of "and/or" as used herein is intended to include both the individual components or both.
The term "connected" as used herein may mean either a direct connection between components or an indirect connection between components via other components.
In light of the foregoing, it will be apparent to those skilled in the art from this disclosure that various changes and modifications can be made without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.
Claims (9)
1. A laboratory small-size pollute water pollutant processing apparatus a little, its characterized in that: the box body is externally connected with the conveying mechanism, and the primary treatment mechanism and the secondary treatment mechanism are arranged in the box body;
the box body comprises a wall body, a base and a top cover, the base is arranged on a working surface, one end face of the cylindrical wall body is arranged on the base, and the other end face of the cylindrical wall body is covered with the top cover;
the conveying mechanism comprises a regulating tank and a peristaltic pump, the regulating tank is connected with the peristaltic pump, and the peristaltic pump is communicated with the wall body close to the top;
the primary treatment mechanism comprises a stirring motor, a rotating shaft and stirring blades, the stirring motor is arranged above the top cover and is connected with the rotating shaft, the rotating shaft penetrates through the top cover and extends into the box body, and the stirring blades are fixed on the rotating shaft;
the drainage device is in a funnel shape, an upper opening of the drainage device is fixed on the wall body, and a lower opening of the drainage device is connected with the secondary treatment mechanism;
the secondary treatment mechanism inner chamber is the adsorption zone, the adsorption zone includes adsorbed layer, two absorption diaphragms and dismantlement ring, the adsorption zone bottom is provided with the adsorbed layer, adsorbed layer upper surface and lower surface have set up respectively the absorption diaphragm, the secondary treatment mechanism top sets up the dismantlement ring.
2. The laboratory miniature micro-polluted water pollutant treating device according to claim 1, characterized in that: the stirring paddle also comprises a microporous aeration head, wherein the microporous aeration head is fixed on the inner wall of the wall body and is positioned between the stirring paddle and the drainage device.
3. The laboratory miniature micro-polluted water pollutant treating device according to claim 2, characterized in that: still include the elution jar, second grade processing agency has outward the elution jar, the elution jar with the adsorption zone intercommunication.
4. The laboratory miniature micro-polluted water pollutant treating device according to claim 3, characterized in that: the water outlet a is arranged at the bottom of the secondary treatment mechanism, and the water outlet b is arranged at the position, close to the bottom, of the side wall of the base.
5. The laboratory miniature micro-polluted water pollutant treating device according to claim 4, characterized in that: the wall body, the top cap and the cavity that drainage device formed is the stirring district, the chamber wall in stirring district with the chamber wall in adsorption zone all adopts organic glass material.
6. The laboratory miniature micro-polluted water pollutant treating device according to claim 4, characterized in that: the stirring paddle is in a threaded type, the upper surface of the stirring paddle is loaded with fixed microbial fillers, and the diameter of the stirring paddle is close to that of the wall body.
7. The laboratory miniature micro-polluted water pollutant treating device according to claim 4, characterized in that: the rotating speed of the stirring motor is 35-45 rpm.
8. The laboratory miniature micro-polluted water pollutant treating device according to claim 4, characterized in that: the adsorption membrane is a polypropylene sieve plate.
9. The laboratory miniature micro-polluted water pollutant treating device according to claim 4, characterized in that: the elution tank is filled with adsorption eluent which adopts 5 percent hydrochloric acid or 2.77 percent nitric acid or acetic acid.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021055151.4U CN212954734U (en) | 2020-06-10 | 2020-06-10 | Small-size micro-polluted water pollutant treatment device in laboratory |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021055151.4U CN212954734U (en) | 2020-06-10 | 2020-06-10 | Small-size micro-polluted water pollutant treatment device in laboratory |
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| Publication Number | Publication Date |
|---|---|
| CN212954734U true CN212954734U (en) | 2021-04-13 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202021055151.4U Active CN212954734U (en) | 2020-06-10 | 2020-06-10 | Small-size micro-polluted water pollutant treatment device in laboratory |
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