CN212403725U - Sewage draws heavy metal device - Google Patents
Sewage draws heavy metal device Download PDFInfo
- Publication number
- CN212403725U CN212403725U CN202020493721.1U CN202020493721U CN212403725U CN 212403725 U CN212403725 U CN 212403725U CN 202020493721 U CN202020493721 U CN 202020493721U CN 212403725 U CN212403725 U CN 212403725U
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- tank
- driving motor
- heavy metal
- settling tank
- adsorption
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Abstract
The utility model discloses a device for extracting heavy metal from sewage, which comprises a settling tank, an adsorption tank communicated with the settling tank through a first water delivery pipe and a recovery tank communicated with the adsorption tank through a second water delivery pipe, wherein a water inlet pipe and a first chemical feeding port which are communicated with the settling tank are arranged at the top of the settling tank, a first driving motor is arranged on the side wall of the settling tank, a first stirring shaft which extends into the settling tank is fixedly connected to the rotating shaft of the first driving motor, a plurality of first stirring blades are fixedly connected to the first stirring shaft, a fine filtering layer is arranged in the settling tank and below the first stirring blades, a second driving motor is arranged at the top of the adsorption tank, a second stirring shaft which extends into the adsorption tank is fixedly connected to the rotating shaft of the second driving motor, a plurality of second stirring blades are fixedly connected to the second stirring shaft, two active carbon adsorption layers are arranged in the adsorption tank and below the second stirring blades, the bottom of the adsorption tank is also provided with a water outlet pipe communicated with the adsorption tank. This sewage draws heavy metal device's practicality is extremely strong.
Description
Technical Field
The utility model relates to a sewage treatment technical field, concretely relates to sewage draws heavy metal device.
Background
Heavy metal wastewater is one of industrial wastewater which has the most serious environmental pollution and the most serious harm to human beings, and the water quality and the water quantity of the heavy metal wastewater are related to the production process. The treatment method is to reform the production process, and heavy metals with high toxicity are not used or are used less, and the treatment is carried out on site at the production site.
The existing sewage extraction heavy metal device does not have the function of circular treatment, so that sewage containing a large amount of heavy metals still pollutes the environment; the existing sewage extraction heavy metal device has poor extraction effect, low practicability and various defects, so that a novel sewage extraction heavy metal device is urgently needed at present.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
In order to overcome the defects of the prior art, the sewage heavy metal extraction device is provided to solve the problem that the existing sewage heavy metal extraction device does not have the function of circular treatment, so that sewage containing a large amount of heavy metals still pollutes the environment; the existing sewage extraction heavy metal device has poor extraction effect, low practicability and various defects, so that a novel sewage extraction heavy metal device is urgently needed at present.
(II) technical scheme
The utility model discloses a following technical scheme realizes: the utility model provides a device for extracting heavy metal from sewage, which comprises a settling tank, an adsorption tank communicated with the settling tank through a first water pipe, and a recovery tank communicated with the adsorption tank through a second water pipe, wherein a water inlet pipe and a first dosing port which are communicated with the settling tank are arranged at the top of the settling tank, a first driving motor is arranged on the side wall of the settling tank, a first stirring shaft which extends into the settling tank is fixedly connected to the rotating shaft of the first driving motor, a plurality of first stirring blades are fixedly connected to the first stirring shaft, a fine filtering layer is arranged in the settling tank and below the first stirring blades, a second dosing port which is communicated with the adsorption tank is arranged at the top of the adsorption tank, a second driving motor is arranged at the top of the adsorption tank, a second stirring shaft which extends into the adsorption tank is fixedly connected to the rotating shaft of the second driving motor, and a plurality of second stirring blades are fixedly connected to the second stirring shaft, the inside of adsorption tank just is located the below of second stirring leaf and installs two-layer active carbon adsorption layer, the bottom of adsorption tank still installs the outlet pipe rather than the intercommunication, all install the solenoid valve on first raceway, second raceway and the outlet pipe, be provided with the power on the lateral wall of setting tank and the controller that links to each other with the power electrical property, just the controller respectively with first driving motor, second driving motor and solenoid valve electrical property link to each other.
Further, the first driving motor and the second driving motor are both servo motors.
Furthermore, a heavy metal detection device electrically connected with the controller is arranged in the recovery box.
Furthermore, a water pump electrically connected with the controller is installed in the recovery tank, and a circulating pipe extending into the settling tank is connected to the water pump.
Further, the controller is a PLC controller.
(III) advantageous effects
Compared with the prior art, the utility model, following beneficial effect has: the utility model discloses a reducing agent such as ferrous sulfate or sodium bisulfite is added to the setting tank to first medicine adding mouth, can make reducing agent and waste water mix more evenly through first stirring leaf, can reduce the heavy metal ion in the waste water to metal simple substance or the metal ion that the valence state is lower like this, filters out metal simple substance through the fine filter layer; the waste water after filtering enters into the adsorption tank, can add the lime breast in the adsorption tank for heavy metal ion of reduction state deposits with the form of hydroxide and collects, and after the completion of pending, discharges the waste liquid and detects in the collection box, detects unqualifiedly, can reprocess again, with the heavy metal that reduces in the waste water, thereby reaches emission standard. Therefore, the utility model provides a sewage draws heavy metal device's practicality is extremely strong, especially adapted popularization and application on market.
Drawings
FIG. 1 is a schematic view of a device for extracting heavy metals from sewage according to the present invention;
figure 2 is the utility model discloses well sewage draws heavy metal device's front view.
In the figure: 1 settling tank, 2 first raceway, 3 adsorption tanks, 4 second raceway, 5 collection box, 6 inlet tubes, 7 first adding medicine mouth, 8 first driving motor, 9 first (mixing) shafts, 10 first stirring leaves, 11 fine filter layer, 12 second adding medicine mouth, 13 second driving motor, 14 second (mixing) shafts, 15 second stirring leaves, 16 activated carbon adsorption layer, 17 outlet pipes, 18 solenoid valves, 19 power supplies, 20 controllers, 21 heavy metal detection device, 22 water pumps, 23 circulating pipes.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
A sewage heavy metal extraction device comprises a settling tank 1, an adsorption tank 3 communicated with the settling tank 1 through a first water pipe 2, and a recovery tank 5 communicated with the adsorption tank 3 through a second water pipe 4, wherein a water inlet pipe 6 and a first dosing port 7 which are communicated with the settling tank 1 are installed at the top of the settling tank 1, a first driving motor 8 is installed on the side wall of the settling tank 1, a first stirring shaft 9 which extends into the settling tank 1 is fixedly connected to the rotating shaft of the first driving motor 8, a plurality of first stirring blades 10 are fixedly connected to the first stirring shaft 9, a fine filtering layer 11 is installed inside the settling tank 1 and below the first stirring blades 10, a second dosing port 12 which is communicated with the adsorption tank 3 is arranged at the top of the adsorption tank 3, a second driving motor 13 is installed at the top of the adsorption tank 3, and a second stirring shaft 14 which extends into the adsorption tank 3 is fixedly connected to the rotating shaft of the second driving motor 13, just the rigid coupling has a plurality of second stirring leaf 15 on second (mixing) shaft 14, two-layer active carbon adsorption layer 16 is installed to the inside of adsorption box 3 and the below that is located second stirring leaf 15, the outlet pipe 17 rather than the intercommunication is still installed to the bottom of adsorption box 3, all install solenoid valve 18 on first raceway 2, second raceway 4 and the outlet pipe 17, be provided with power 19 on the lateral wall of setting tank 1 and the controller 20 that links to each other with power 19 electrical property, just controller 20 respectively with first driving motor 8, second driving motor 13 and the 18 electrical property of solenoid valve link to each other.
In this embodiment, the first driving motor 8 and the second driving motor 13 are both servo motors; the rotating speed of the motor can be accurately controlled.
In this embodiment, a heavy metal detection device 21 electrically connected to the controller 20 is disposed in the recycling bin 5; the method is used for detecting whether the treated wastewater meets the standard.
In this embodiment, a water pump 22 electrically connected to the controller 20 is installed in the recycling tank 5, and a circulation pipe 23 extending into the settling tank 1 is connected to the water pump 22; and conveying the wastewater which does not reach the standard to a settling tank for retreatment.
In this embodiment, the controller 20 is a PLC controller.
The working principle is as follows: firstly, wastewater is conveyed into a settling tank 1 through a water inlet pipe 6, reducing agents such as ferrous sulfate or sodium bisulfite and the like are added into the settling tank 1 through a first dosing port 7, a first driving motor 8 is started through a controller 20, so that the reducing agents and the wastewater are stirred by a first stirring blade 10, heavy metal ions in the wastewater can be reduced into metal simple substances or metal ions with lower valence state, and the metal simple substances are filtered out through a fine filtering layer 11; waste water after the filtration enters into adsorption tank 3, can add the lime breast in adsorption tank 3, start second driving motor 13 through controller 20, make second stirring leaf 15 stir waste water, make the heavy metal ion of reduction state deposit with the form of hydroxide and collect, after the pending completion, arrange the waste liquid and detect in recovery box 5, it is unqualified to detect, can start water pump 22 through controller 20, carry water and carry and handle once more in the setting tank 1, with the heavy metal in the reduction waste water, thereby reach emission standard. Therefore, the utility model provides a sewage draws heavy metal device's practicality is extremely strong, especially adapted popularization and application on market.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The device for extracting heavy metal from sewage is characterized by comprising a settling tank, an adsorption tank communicated with the settling tank through a first water delivery pipe and a recovery tank communicated with the adsorption tank through a second water delivery pipe, wherein a water inlet pipe and a first dosing port which are communicated with the settling tank are arranged at the top of the settling tank, a first driving motor is arranged on the side wall of the settling tank, a first stirring shaft which extends into the settling tank is fixedly connected to the rotating shaft of the first driving motor, a plurality of first stirring blades are fixedly connected to the first stirring shaft, a fine filtering layer is arranged in the settling tank and below the first stirring blades, a second dosing port which is communicated with the adsorption tank is arranged at the top of the adsorption tank, a second driving motor is arranged at the top of the adsorption tank, a second stirring shaft which extends into the adsorption tank is fixedly connected to the rotating shaft of the second driving motor, and a plurality of second stirring blades are fixedly connected to the second stirring shaft, the inside of adsorption tank just is located the below of second stirring leaf and installs two-layer active carbon adsorption layer, the bottom of adsorption tank still installs the outlet pipe rather than the intercommunication, all install the solenoid valve on first raceway, second raceway and the outlet pipe, be provided with the power on the lateral wall of setting tank and the controller that links to each other with the power electrical property, just the controller respectively with first driving motor, second driving motor and solenoid valve electrical property link to each other.
2. The device for extracting heavy metal from sewage according to claim 1, wherein the first driving motor and the second driving motor are both servo motors.
3. The device for extracting heavy metal from sewage according to claim 1, wherein a heavy metal detection device electrically connected with the controller is arranged in the recovery tank.
4. The device for extracting heavy metal from sewage according to claim 1, wherein a water pump electrically connected with the controller is installed in the recovery tank, and a circulating pipe extending into the settling tank is connected to the water pump.
5. The device for extracting heavy metal from sewage according to claim 1, wherein the controller is a PLC controller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020493721.1U CN212403725U (en) | 2020-04-07 | 2020-04-07 | Sewage draws heavy metal device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020493721.1U CN212403725U (en) | 2020-04-07 | 2020-04-07 | Sewage draws heavy metal device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212403725U true CN212403725U (en) | 2021-01-26 |
Family
ID=74370886
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020493721.1U Expired - Fee Related CN212403725U (en) | 2020-04-07 | 2020-04-07 | Sewage draws heavy metal device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212403725U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117509991A (en) * | 2023-12-28 | 2024-02-06 | 石家庄高新技术产业开发区供水排水公司 | Multistage purification treatment device for water body treated by heavy metals |
-
2020
- 2020-04-07 CN CN202020493721.1U patent/CN212403725U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117509991A (en) * | 2023-12-28 | 2024-02-06 | 石家庄高新技术产业开发区供水排水公司 | Multistage purification treatment device for water body treated by heavy metals |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210126 Termination date: 20210407 |
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| CF01 | Termination of patent right due to non-payment of annual fee |