CN216764575U - Laboratory wastewater treatment machine - Google Patents
Laboratory wastewater treatment machine Download PDFInfo
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- CN216764575U CN216764575U CN202123358114.8U CN202123358114U CN216764575U CN 216764575 U CN216764575 U CN 216764575U CN 202123358114 U CN202123358114 U CN 202123358114U CN 216764575 U CN216764575 U CN 216764575U
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Abstract
The utility model discloses a laboratory wastewater treatment machine, which solves the technical problem that no device which is more suitable for laboratory wastewater and carries out standardized treatment on the laboratory wastewater exists in a wastewater treatment device in the prior art. The device comprises a water collecting tank (1), a micro-electrolysis device (2), a first filtering device (3), an aeration device (4), a pH adjusting device (5), a flocculation device (6), a heavy metal catching device (7), a settling tank (8), a second filtering device (9), an oxidation device (10) and a COD degradation device (11). According to the utility model, through a series of process decorations, laboratory wastewater with complex components is subjected to targeted treatment, substances such as metal ions, acids, organic solvents and the like which may appear in the wastewater can be efficiently treated, so that the experimental wastewater finally passing through the wastewater treatment machine can meet the requirements of discharge limit values related to the three-level standard in the comprehensive wastewater discharge standard (GB 8978-1996), and can be discharged to a municipal wastewater network and pass through the subsequent treatment process.
Description
Technical Field
The utility model relates to a wastewater treatment machine, in particular to a laboratory wastewater treatment machine.
Background
The laboratory wastewater mainly comes from laboratory laboratories of various units, colleges and scientific research laboratories, has special properties, small amount, strong discontinuity, high harm and complex and variable components, and pollutants generated in different experiments are different according to different experimental projects, thereby bringing great difficulty to the treatment of the laboratory wastewater.
Typical laboratory integrated wastewater sources include, but are not limited to, the following: comprehensive waste water generated in the processes of laboratory medicines, reagents, test solutions, residual reagents, instrument cleaning, leakage and the like; the laboratory integrated wastewater composition includes, but is not limited to, the following classifications: inorganic matters and organic matters, wherein the inorganic matters also comprise heavy metal ions and non-metal ions.
According to statistics, a large amount of toxic heavy metals, harmful and difficultly-decomposed organic matters and the like are discharged from the laboratory wastewater every year, and the wastewater is directly discharged to pollute a water body and even enters a human body through a food chain. Therefore, the national environmental protection agency has brought laboratory wastewater into the wastewater treatment management range from 2005. The laboratory wastewater treatment in the prior art is usually directly discharged or collected in a recovery barrel and then treated in a centralized manner. The former easily causes the pollution to the environment, and the latter is operated the flow comparatively troublesome, and current effluent treatment plant is often the pertinence weaker, can't adapt to the complicated changeable laboratory waste water of composition.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a laboratory wastewater treatment machine, which solves the technical problem that no device which is more suitable for laboratory wastewater and carries out standardized treatment on the laboratory wastewater exists in a wastewater treatment device in the prior art.
In order to achieve the purpose, the utility model provides the following technical scheme:
the utility model provides a laboratory wastewater treatment machine, which is characterized in that: comprises a water collecting tank, a micro-electrolysis device, a first filtering device, an aeration device, a pH adjusting device, a flocculation device, a heavy metal catching device, a settling tank, a second filtering device, an oxidation device and a COD degradation device which are sequentially arranged along the sequence of wastewater entering.
Optionally or preferably, a homogenizing device is arranged between the water collecting device and the micro-electrolysis device.
Optionally or preferably, an organic solvent separation device is arranged between the micro-electrolysis device and the filtering device.
Optionally or preferably, an MBR device is arranged behind the COD degradation device.
Optionally or preferably, the controller is a UPFSPLC controller.
Optionally or preferably, a liquid level sensor and a booster pump are further arranged in the water collecting tank, and the liquid level sensor and the booster pump are respectively in signal connection with the control device.
Optionally or preferably, the pH adjusting device, the flocculation device and the heavy metal catching device respectively comprise a dosing tank for storing a medicament, a dosing pump for controlling the addition of the medicament and a treatment tank for reaction;
the dosing pump is in signal connection with the control device respectively.
Optionally or preferably, a pH online detector is further arranged in the pH adjusting device, and the pH online detector is in signal connection with the control device.
Optionally or preferably, a water quality measurement and control system is further arranged behind the COD degradation device, and the water quality measurement and control system is in signal connection with the control device.
Based on the technical scheme, the embodiment of the utility model can at least produce the following technical effects:
(1) the laboratory wastewater treatment machine provided by the utility model has the functions of separating and adsorbing metal, inorganic and organic solvents in wastewater, oxidizing and decomposing the metal, inorganic and organic solvents and the like. According to the laboratory wastewater quality monitoring data and the actual use condition, the wastewater treatment device which is simple, easy and feasible, low in operating cost and small in labor intensity of manual treatment is designed. Wastewater is sequentially treated by a device of 'collecting pipe network-water collecting tank-micro electrolysis-filtration-aeration-neutralization reaction-flocculation-heavy metal ion capture-precipitation-filtration-chemical oxidation-degradation-standard discharge', substances such as metal ions, acids, organic solvents and the like possibly appearing in the wastewater are efficiently treated, so that the experimental wastewater finally passing through a wastewater treatment machine can meet the requirements of discharge limit values related to the three-level standard in the comprehensive wastewater discharge standard (GB 8978-1996), and can be discharged to a municipal wastewater pipe network and passes through the subsequent treatment process.
Drawings
FIG. 1 is a schematic structural view of embodiment 1 of the present invention;
FIG. 2 is a schematic structural view of embodiment 2 of the present invention;
FIG. 3 is a schematic process flow diagram according to example 2 of the present invention;
in the figure: 1. a water collection tank; 2. a micro-electrolysis device; 3. a first filtering device; 4. an aeration device; 5. a pH adjusting device; 6. a flocculation device; 7. a heavy metal capturing device; 8. a settling tank; 9. a second filtering device; 10. an oxidation unit; 11. a COD degradation device; 12. a homogenizing device; 13. an organic solvent separation device; 14. MBR device.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the technical solutions of the present invention will be described in detail below. It is to be understood that the described embodiments are merely exemplary of the utility model, and not restrictive of the full scope of the utility model. All other embodiments, which can be derived by a person skilled in the art from the examples given herein without any inventive step, are within the scope of the present invention.
Example 1
As shown in figure 1 of the drawings, in which,
the embodiment 1 of the utility model provides a laboratory wastewater treatment machine which comprises a water collecting tank 1, a micro-electrolysis device 2, a first filtering device 3, an aeration device 4, a pH adjusting device 5, a flocculation device 6, a heavy metal catching device 7, a settling tank 8, a second filtering device 9, an oxidation device 10 and a COD degradation device 11 which are sequentially arranged along the sequence of wastewater entering.
The water collecting tank 1 collects laboratory wastewater by using water level difference and inputs the laboratory wastewater into a subsequent treatment device.
The micro-electrolysis device 2 is a full-automatic high-low potential difference micro-electrolysis device 2, adopts FC micro-electrolysis technology, has a PH adaptation range as wide as 2-12, does not need PH regulation, and can complete the conventional oxidative decomposition work of organic and inorganic pollutants after staying for 4-24 hours.
The heavy metal catching device 7 adopts a TMT heavy metal catching technology, can automatically and efficiently remove more than 70 common metals in water, has proper concentration within 0-100mg/L and can directly treat the metals without dilution. The removal is thorough, and the detection by ICP, AA and AAS instruments can reach trace level, even lower than the detection limit.
The oxidation device 10 is a full-automatic advanced oxidation device 10, is matched with a COD degradation device 11, and can complete the oxidative decomposition work of inorganic pollutants in 3-5 minutes by PMPS advanced oxidation and PCOD degradation technologies. The oxidation device 10 does not contain chloride ions, does not need dechlorination treatment, and is environment-friendly and safe.
Example 2
As shown in fig. 2-3:
as an alternative embodiment, a homogenizing device 12 is also arranged between the water collecting device and the micro-electrolysis device 2.
Furthermore, all components of the laboratory wastewater to be treated are uniformly mixed, and the subsequent treatment of the wastewater purification device is facilitated.
As an optional embodiment, an organic solvent separation device 13 is further disposed between the micro electrolysis device 2 and the first filtering device 3. Further controlling the separation treatment of the laboratory wastewater.
As an optional embodiment, an MBR device 14 is further provided after the COD degradation device 11. And insoluble substances and macromolecular organic substances possibly remaining in the solution after the reaction are intercepted, so that the standard and stability of the water quality after the treatment are further ensured.
Example 3
as an optional embodiment, the system further comprises a control device, wherein the control device is a UPFSPLC control device.
UPFSPLC controlling means adopts UPFSPLC control technique, can directly connect various measuring transducer to can choose for use terminals such as APP, PC, WEB to accomplish functions such as system control, parameter setting, system alarm, system washing, system evacuation, medicament interpolation of laboratory wastewater processor long-rangely.
As an optional implementation mode, a liquid level sensor and a booster pump are further arranged in the water collecting tank 1, and the liquid level sensor and the booster pump are respectively in signal connection with a control device.
The liquid level sensor can measure the liquid level in the water collecting tank 1 and transmit data to the control device, and when the liquid level reaches a set value, the control device manages the starting of the booster pump, so that the solution in the water collecting tank 1 is transmitted to the subsequent processing mechanism.
As optional embodiments, the pH adjusting device 5, the flocculation device 6 and the heavy metal capture device 7 respectively comprise a dosing tank for storing a medicament, a dosing pump for controlling the addition of the medicament and a treatment tank for reaction;
the dosing pump is in signal connection with the control device respectively.
The control device can control the starting of the dosing pump, is convenient for the whole operation of the management device, and is matched with the liquid level sensor to manage the dosing amount of the entering sewage to be treated.
As an optional embodiment, a pH online detector is further disposed in the pH adjusting device 5, and the pH online detector is in signal connection with the control device.
The pH on-line detector can feed the pH of the solution back to the control device in time, and the control device can adjust the opening and closing of the dosing pump according to the pH.
As an optional implementation mode, a water quality measurement and control system is further arranged behind the COD degradation device 11 and is in signal connection with a control device.
And an online water quality measurement and control system is adopted, so that one or more indexes can be selected to be monitored online. Such as temperature, pressure, flow, conductance, PH, ORP, COD, turbidity, SS and the like, and has the functions of data acquisition, control, alarm and the like, thereby facilitating the timely management of the water quality which does not reach the standard after the treatment by operators.
The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present invention, and all the changes or substitutions should be covered within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the appended claims.
Claims (9)
1. A laboratory waste water processor characterized in that: comprises a water collecting tank (1), a micro-electrolysis device (2), a first filtering device (3), an aeration device (4), a pH adjusting device (5), a flocculation device (6), a heavy metal catching device (7), a settling tank (8), a second filtering device (9), an oxidation device (10) and a COD degradation device (11) which are sequentially arranged along the sequence of wastewater entering.
2. A laboratory wastewater treatment machine according to claim 1, characterized by: a homogenizing device (12) is also arranged between the water collecting tank (1) and the micro-electrolysis device (2).
3. A laboratory wastewater treatment machine according to claim 1, characterized by: an organic solvent separation device (13) is also arranged between the micro-electrolysis device (2) and the first filtering device (3).
4. A laboratory wastewater treatment machine according to claim 1, characterized by: an MBR device (14) is also arranged behind the COD degradation device (11).
5. A laboratory wastewater treatment machine according to claim 1, characterized by: the device also comprises a control device which is a UPFSPLC control device.
6. A laboratory wastewater treatment machine according to claim 5, characterized by: still be equipped with level sensor and booster pump in water catch bowl (1), level sensor and booster pump are equallyd divide and are do not connected with controlling means signal.
7. A laboratory wastewater treatment machine according to claim 5, characterized by: the pH adjusting device (5), the flocculating device (6) and the heavy metal catching device (7) respectively comprise a dosing tank for storing a medicament, a dosing pump for controlling the addition of the medicament and a treatment tank for reaction;
the dosing pump is in signal connection with the control device respectively.
8. A laboratory wastewater treatment machine according to claim 7, characterized by: and a pH online detector is also arranged in the pH adjusting device (5), and the pH online detector is in signal connection with the control device.
9. A laboratory wastewater treatment machine according to claim 5, characterized by: and a water quality measurement and control system is also arranged behind the COD degradation device (11), and the water quality measurement and control system is in signal connection with the control device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123358114.8U CN216764575U (en) | 2021-12-29 | 2021-12-29 | Laboratory wastewater treatment machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123358114.8U CN216764575U (en) | 2021-12-29 | 2021-12-29 | Laboratory wastewater treatment machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216764575U true CN216764575U (en) | 2022-06-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123358114.8U Active CN216764575U (en) | 2021-12-29 | 2021-12-29 | Laboratory wastewater treatment machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216764575U (en) |
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2021
- 2021-12-29 CN CN202123358114.8U patent/CN216764575U/en active Active
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