CN214299781U - System of recycling is recycled to waste liquid that produces in nutritional agents production process - Google Patents
System of recycling is recycled to waste liquid that produces in nutritional agents production process Download PDFInfo
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- CN214299781U CN214299781U CN202120293704.8U CN202120293704U CN214299781U CN 214299781 U CN214299781 U CN 214299781U CN 202120293704 U CN202120293704 U CN 202120293704U CN 214299781 U CN214299781 U CN 214299781U
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Abstract
The invention belongs to the field of wastewater recovery in an industrial production process, and particularly relates to a system for recycling waste liquid generated in a nutrient production process. The utility model provides a system includes: the waste liquid tank, the plate-and-frame filter press, the reaction tank, the centrifuge, the filtering device, the concentration kettle and the first drying device are sequentially connected in series through a pipeline, and the waste liquid tank is connected with the plate-and-frame filter press; and a first slag discharge port at the lower part of the plate-and-frame filter press, a second slag discharge port at the lower part of the centrifugal machine and a third slag discharge port of the filtering device are converged to a pipeline and then led to the slag storage tank, and an outlet of the slag storage tank is connected with a second drying device. The utility model obtains the product containing active ingredients by filtering, reacting, centrifuging, concentrating and drying the waste liquid generated in the production process of the nutrient, and obtains the feed product by collecting and drying the slag in the waste liquid and the slag in the treatment process; realizes the resource utilization of the waste and improves the economic value of the waste.
Description
Technical Field
The invention belongs to the field of wastewater recovery in an industrial production process, and particularly relates to a system for recycling waste liquid generated in a nutrient production process.
Background
The nutrient is prepared from a water-soluble polymer leaching solution, contains trace elements, amino acid, a carbon source, a nitrogen source or a phosphorus source and the like, and can promote the propagation of aerobic beneficial bacteria and improve the oxidative decomposition capacity of microorganisms on pollutants. Can solve the problems in the sewage treatment of a plurality of environments, such as: the problems of long debugging time and low efficiency of the wastewater treatment system, such as low acclimation rate of the activated sludge and poor effect; such as the problems of single nutrition, toxic substances, fluctuation of pH, overhigh temperature and the like of microorganisms in the system. The nutrient has the characteristics of balanced and sustained nutrient release and supply for the treatment of oil refining wastewater, chemical wastewater, pharmaceutical wastewater, papermaking wastewater, heavy metal wastewater, wastewater polluted by organic chemical substances and the like, and provides powerful nutrient guarantee for the microbial treatment of wastewater/sewage, so that the nutrient is more and more widely applied.
In the process of producing the nutrient, a large amount of waste liquid is generated, and the waste liquid contains a large amount of organic carbon compounds, organic nitrogen compounds, organic phosphorus compounds, protein compounds and the like and cannot be discharged randomly to avoid polluting the environment; on the other hand, the waste is utilized by a proper method, so that the waste is turned into wealth, the resource utilization is realized, and the economic value is improved.
At present, there is no waste liquid recycling system in the process of producing the nutrient, so a waste liquid recycling system needs to be developed in a targeted manner to solve the problem of resource utilization of waste liquid in the process of producing the nutrient.
Disclosure of Invention
In order to solve the above technical problems, the present invention provides a system for recycling waste liquid generated in a process of producing a nutritional agent, the system comprising: the system comprises a waste liquid tank, a plate-and-frame filter press, a reaction tank, a centrifugal machine, a filtering device, a concentration kettle and a first drying device which are sequentially connected in series through pipelines, wherein the waste liquid tank is connected with the plate-and-frame filter press;
the first slag discharge port at the lower part of the plate and frame filter press, the second slag discharge port at the lower part of the centrifuge and the third slag discharge port of the filtering device are converged to a pipeline and then led to the slag storage tank, and the outlet of the slag storage tank is connected with the second drying device.
The reaction tank is provided with a top acid-alkali liquor inlet and an enzyme liquor inlet, the side wall of the reaction tank is provided with a jacket, the jacket is provided with an inlet and an outlet, the upper part of the reaction tank is provided with a motor, the motor is connected with a stirring device through a coupling, and the motor drives the stirring device to rotate; the upper part of the reaction tank is provided with a waste liquid inlet.
The waste liquid inlet is positioned below the acid-alkali liquid inlet.
The waste liquid outlet is positioned at the lower part of the reaction tank, the waste liquid outlet is connected with a pipeline, the pipeline leads to the upper part of the centrifugal machine, and a delivery pump is arranged on the pipeline.
A temperature sensor is arranged in the reaction tank, a display screen is arranged on the side wall of the reaction tank, and the temperature sensor and the controller are in electric signal connection with the display screen;
preferably, the temperature sensor is a thermocouple.
A delivery pump is arranged on the pipeline between the reaction tank and the centrifuge.
The filter device is internally provided with a plurality of layers of filter screens with meshes decreasing from top to bottom.
Three layers of filter screens are arranged in the filter device, namely a first filter screen, a second filter screen and a third filter screen, and the meshes of the first filter screen, the second filter screen and the third filter screen are reduced in sequence.
The upper part of the filtering device is provided with a flat-topped cover body, the inlet of the filtering device is positioned at the middle position of the cover body, and the inlet is provided with a valve.
The edge of filter screen is provided with 3~4 handles.
The beneficial effects of the utility model reside in that:
(1) in the utility model, the waste liquid generated in the production process of the nutrient is filtered, reacted, centrifugally filtered, concentrated and dried to obtain a product containing active ingredients, and the slag in the waste liquid and the slag in the treatment process are collected and dried to obtain a feed product; the resource utilization of waste is realized;
(2) the utility model discloses creatively suspends in the raw materials of waste liquid in the nutrient solution and carries out the enzymolysis processing, makes it turn into active ingredient polypeptide or polysaccharide material, can be used to regard as the raw materials of additive or directly regard as the nutritional supplement to use, has improved its economic benefits.
Drawings
Fig. 1 is a schematic structural view of the system of the present invention;
FIG. 2 is a schematic view of the construction of a reaction tank;
FIG. 3 is a schematic view of the structure of the filter device;
in the figure, 1-a waste liquid tank, 2-a plate and frame filter press, 3-a reaction tank, 4-a centrifuge, 5-a filtering device, 6-a concentration kettle, 7-a first drying device, 8-a first slag discharge port, 9-a second slag discharge port, 10-a third slag discharge port, 11-a slag storage tank, 12-a second drying device, 13-an acid-alkali liquid inlet, 14-an enzyme liquid inlet, 15-a jacket, 16-an inlet, 17-an outlet, 18-a motor, 19-a waste liquid inlet, 20-a conveying pump, 211-a first filter screen, 212-a second filter screen, 213-a third filter screen and 22-a slag discharge pipeline.
Detailed Description
The present invention will be further described with reference to the following detailed description and accompanying drawings, which are not intended to limit the invention.
Example 1
A waste liquid recycling system produced in a nutrient production process, the system comprising: the device comprises a waste liquid tank 1, a plate-and-frame filter press 2, a reaction tank 3, a centrifuge 4, a filtering device 5, a concentration kettle 6 and a first drying device 7 which are sequentially connected in series through pipelines, wherein the waste liquid tank 1 is connected with the plate-and-frame filter press 2;
a first slag discharge port 8 at the lower part of the plate-and-frame filter press 2, a second slag discharge port 9 at the lower part of the centrifuge 4 and a third slag discharge port 10 of the filtering device 5 are converged to a pipeline and then lead to a slag storage tank 11, and an outlet 17 of the slag storage tank 11 is connected with a second drying device 12.
An acid-alkali liquor inlet 13 and an enzyme liquor inlet 14 are arranged at the top of the reaction tank 3, a jacket 15 is arranged on the side wall of the reaction tank 3, an inlet 16 and an outlet 17 are arranged on the jacket 15, a motor 18 is arranged at the upper part of the reaction tank 3, the motor 18 is connected with a stirring device through a coupling, and the motor 18 drives the stirring device to rotate; the upper part of the reaction tank 3 is provided with a waste liquid inlet 19.
The waste liquid inlet 19 is positioned below the acid-alkali liquid inlet 13.
The waste liquid outlet is located in the lower part of the reaction tank 3 and is connected with a pipe leading to the upper part of the centrifuge 4, on which a transfer pump 20 is provided. In the utility model, a plurality of pipelines are provided with a delivery pump 20 for delivering materials;
a temperature sensor is arranged in the reaction tank 3, a display screen is arranged on the side wall of the reaction tank 3, the temperature sensor and the controller are in electric signal connection with the display screen, and the temperature sensor is a thermocouple.
A transfer pump 20 is provided in the pipe between the reaction tank 3 and the centrifuge 4.
Three layers of filter screens, namely a first filter screen 211, a second filter screen 212 and a third filter screen 213, are arranged in the filter device 5, and the meshes of the first filter screen 211, the second filter screen 212 and the third filter screen 213 are reduced in sequence. Three third slag outlets 10 are respectively arranged on the side wall of the filtering device 5 corresponding to the first filter screen 211, the second filter screen 212 and the third filter screen 213, and the three third slag outlets 10 are converged to the slag discharge pipeline 22 and then lead to the slag storage tank 11; through the filtration of the multiple layers of filter screens, the liquid can be filtered more thoroughly, so that clear liquid and sediments are separated;
the upper part of the filtering device 5 is provided with a flat-topped cover body, a liquid inlet of the filtering device 5 is positioned at the middle position of the cover body, and a valve is arranged at the position of the liquid inlet of the filtering device 5.
The edges of the first filter 211, the second filter 212 and the third filter 213 are provided with three handles, so that the filters can be taken out and cleaned in time.
The system of the utility model is in operation, the waste liquid gets into and temporarily stores in waste liquid jar 1, then through 2 filter-pressing treatments of plate and frame filter press, filtrating behind the filter-pressing gets into retort 3, the filter residue gets into slag discharge pipeline 22 after 8 discharges through first row cinder notch, the filtrating accumulation that gets into in retort 3 is when a certain amount, import 13 through acid-alkali liquor and add the pH value of acid or alkali regulation filtrating, rethread enzyme liquid import 14 adds the flocculating agent, carry out flocculation treatment to the waste liquid, add a quantitative enzyme preparation again, the mycoprotein in the enzymolysis waste liquid, then import 16 through the clamp cover 15 carries steam or hot water, export 17 through the clamp cover 15 carries steam or hot water, can regulate and control the temperature of clamp cover 15 through the temperature on the display screen at this moment, the temperature control of messenger's reaction is in order to the effect of enzyme within certain scope, the enzyme deactivation treatment of the acquisition enzymolysis liquid after the enzymolysis, and then conveying the supernatant to a centrifuge 4 for centrifugal treatment, filtering the supernatant after the centrifugation by the centrifuge 4 in a filtering device 5, concentrating the filtrate after the filtration by three layers of filter screens of the filtering device 5 in a concentrating device, drying and then crushing or spray drying the concentrated solution to obtain a product containing active peptides or polysaccharides, wherein the product can be used as a nutritional additive component or a raw material for producing the additive.
On the other hand, the slag generated in the centrifuge 4 is discharged through the second slag discharge port 9, the slag in the filtering device 5 is discharged through the third slag discharge port 10, collected in the slag discharge pipeline 22 and then conveyed to the slag storage tank 11, concentrated drying treatment is carried out, and high-quality feed can be obtained after crushing, so that waste recycling is realized, and economic benefits are improved.
Claims (10)
1. A waste liquid recycling system that produces in nutrient production process, characterized by, the system includes: the system comprises a waste liquid tank, a plate-and-frame filter press, a reaction tank, a centrifugal machine, a filtering device, a concentration kettle and a first drying device which are sequentially connected in series through pipelines, wherein the waste liquid tank is connected with the plate-and-frame filter press;
the first slag discharge port at the lower part of the plate and frame filter press, the second slag discharge port at the lower part of the centrifuge and the third slag discharge port of the filtering device are converged to a pipeline and then led to the slag storage tank, and the outlet of the slag storage tank is connected with the second drying device.
2. The system for recycling waste liquid generated in the production process of the nutrient according to claim 1, wherein the top of the reaction tank is provided with an acid-base liquid inlet and an enzyme liquid inlet, the side wall of the reaction tank is provided with a jacket, the jacket is provided with an inlet and an outlet, the upper part of the reaction tank is provided with a motor, the motor is connected with a stirring device through a coupling, and the motor drives the stirring device to rotate; the upper part of the reaction tank is provided with a waste liquid inlet.
3. The nutrient solution production process waste liquor recycling system as claimed in claim 2, wherein the waste liquor inlet is located below the acid and alkali liquor inlet.
4. The system for recycling waste liquid generated in the process of producing a nutrient according to claim 2, wherein the waste liquid outlet is located at the lower part of the reaction tank but above the second slag discharge port, and the waste liquid outlet is connected with a pipe which leads to the upper part of the centrifuge, and a transfer pump is provided on the pipe.
5. The system of claim 2, wherein the reaction tank has a temperature sensor, the side wall of the reaction tank has a display screen, the temperature sensor and the controller are electrically connected to the display screen, and the temperature sensor is a thermocouple.
6. The system for recycling waste liquid generated in the process of producing a nutrient according to claim 1, wherein a transfer pump is provided in a pipe between the reaction tank and the centrifuge.
7. The system for recycling waste liquid generated in the process of producing a nutritional agent according to claim 1, wherein the filtering device is internally provided with a plurality of layers of filtering nets with gradually decreasing meshes from top to bottom.
8. The system of claim 1, wherein three layers of filters are disposed in the filter device, including a first filter, a second filter, and a third filter, wherein the meshes of the first filter, the second filter, and the third filter are sequentially reduced.
9. The nutrient solution producing process as claimed in claim 8, wherein the filter unit has a flat top cover at the upper part, and the inlet of the flat top cover is located at the middle position of the cover and the inlet is provided with a valve.
10. The system of claim 8, wherein 3-4 handles are provided on the edge of the filter screen.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120293704.8U CN214299781U (en) | 2021-02-02 | 2021-02-02 | System of recycling is recycled to waste liquid that produces in nutritional agents production process |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120293704.8U CN214299781U (en) | 2021-02-02 | 2021-02-02 | System of recycling is recycled to waste liquid that produces in nutritional agents production process |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214299781U true CN214299781U (en) | 2021-09-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120293704.8U Active CN214299781U (en) | 2021-02-02 | 2021-02-02 | System of recycling is recycled to waste liquid that produces in nutritional agents production process |
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| CN (1) | CN214299781U (en) |
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2021
- 2021-02-02 CN CN202120293704.8U patent/CN214299781U/en active Active
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Denomination of utility model: A kind of waste liquid recovery and reuse system produced in the process of nutrient production Effective date of registration: 20221026 Granted publication date: 20210928 Pledgee: Shandong Shanghe Rural Commercial Bank Co.,Ltd. Pledgor: Warwood Source Environmental Technology (Jinan) Co.,Ltd. Registration number: Y2022980019745 |