TWM606203U - Rapid precipitation device of organic waste water - Google Patents

Abstract

This creation is about a rapid precipitation device for organic waste water, including a sewage storage tank, which collects and outputs organic waste water; a rapid precipitation tank receives the output organic waste water, and the rapid precipitation tank causes the organic waste water to be deposited and discharged from the bottom An organic solid, a concentrated liquid and a clarified liquid are respectively formed and outputted upward; a concentrated liquid aeration tank receives the output concentrated liquid, and the concentrated liquid aeration tank is provided with a concentrated liquid discharge end for the The discharged concentrated liquid is discharged; a clarified liquid aeration tank receives the output of the clarified liquid, and the clarified liquid aeration tank is provided with a clarified liquid discharge end for discharging the clarified liquid that meets the clarified liquid discharge standard Discharge; A concentrated liquid collection tank receives the discharged concentrated liquid.

Description

Organic waste water rapid precipitation device

This creation is about a treatment device that can quickly precipitate organic wastewater and have the best filtering effect.

At present, organic waste water formed by general poultry manure or kitchen waste is mainly treated by three-stage wastewater treatment equipment. The treatment sequence is: solid-liquid separation, anaerobic fermentation and aerobic treatment, and the treated wastewater is Release. Therefore, with the above-mentioned processing equipment and processing method, the waiting time for precipitation processing is long, and the electricity cost of the processing is high, which will emit foul smell and pollute the environment and ecology.

Therefore, there is a patent case of Invention No. CN109665663 "A Method for Treating Wastewater from Livestock and Poultry Farming" published in Mainland China on April 23, 2019, which discloses: including the pretreatment stage, the biochemical treatment stage and the advanced treatment stage. The pretreatment stage includes at least the preliminary grid removal, diagonal screen separation, and coagulation sedimentation of the wastewater; the biochemical treatment stage includes at least the wastewater anaerobic fermentation, anaerobic precipitation, and AB biological nitrogen and phosphorus removal; the depth The treatment stage includes at least photocatalytic oxidation and biological denitrification of wastewater, and the production of agricultural fertilizers from the waste liquid treated by this technical solution provides high-quality fertilizer resources for agriculture. At the same time, the extraction and reuse of biogas is realized in the wastewater treatment process. , After the wastewater is treated, it is better than the aquaculture wastewater discharge standard, realizing the discharge of the aquaculture wastewater or the reuse of the reclaimed water, which is energy-saving and environmentally friendly.

There is also a patent case of Invention No. 201209014 "A system and method for preparing methane from animal waste, organic substrate fertilizer and usable water" published on March 1, 101 of the Republic of China, which discloses: including separation of animal waste Steps into liquid waste and solid waste. The waste is subjected to anaerobic digestion to produce methane and a wet by-product. The wet by-product is pressed into a filter cake, which is granulated into the organic matrix fertilizer. The liquid waste is clarified to produce a supernatant and a sludge, which together with the wet by-products are pressed into a filter cake. Ammonia is extracted from the supernatant to produce ammonium sulfate and an aqueous solution. The aqueous solution is filtered to produce a concentrate and water filtrate. The water filtrate can be used as drinking or washing water. The ammonium sulfate and concentrate can be used to provide the solid waste, which is granulated into the organic matrix fertilizer. In an alternative embodiment, a portion of the supernatant and aqueous solution can be used as liquid fertilizer.

However, the processing equipment of the previous patents mentioned above has a complicated structure, a long processing time and a cumbersome and time-consuming processing method, and the processing cost is too high. At the same time, there is still a certain degree of pollution to the environment and ecology, so the use is not ideal.

In view of this, in view of the above-mentioned shortcomings of conventional organic wastewater treatment equipment. Therefore, this creation provides a rapid precipitation device for organic waste water, which is provided with a sewage storage tank to collect an organic waste water. The sewage storage tank is provided with an output end to output the organic waste water; a rapid precipitation tank is located at the output end At the outlet, to receive the output of the organic waste water, the rapid precipitation tank causes the organic waste water to settle and form an organic solid, a concentrated liquid and a clarified liquid from bottom to top. The rapid sedimentation tank corresponds to the organic solid equipment. There is a solid discharge end for discharging the organic solids, the fast sedimentation tank is provided with a concentrated liquid output end at the position corresponding to the concentrated liquid to output the concentrated liquid, and the fast sedimentation tank is provided with a clear liquid at the position corresponding to the clarified liquid The output end is used to output the clear liquid; a concentrated liquid aeration tank is located at the outlet of the concentrated liquid output end to receive the output of the concentrated liquid. The concentrated liquid aeration tank is provided with a concentrated liquid discharge end to For the concentrated liquid to be discharged; a clear liquid aeration tank is located at the outlet of the clear liquid output end to receive the output of the clear liquid, and the clear liquid aeration tank is provided with a clear liquid discharge end for supply The clarified liquid that meets the clarified liquid discharge standard is discharged; a concentrated liquid collection tank is located at the outlet of the discharge end of the concentrated liquid to receive the discharged concentrated liquid.

A first switch that is turned on manually or electrically is provided on the output terminal.

The solid discharge end is provided with a second switch that can be opened manually or electrically, the concentrated liquid output end is provided with a third switch that can be opened manually or electrically, and the clear liquid output end is provided with manual or electric A fourth switch that is turned on electrically.

A sixth switch that is opened manually or electrically is provided on the clear liquid discharge end.

A fifth switch that is opened manually or electrically is provided on the concentrated liquid discharge end.

A mixer is provided in the above-mentioned rapid precipitation tank.

The concentrated liquid aeration tank is provided with a concentrated liquid circulating end, the outlet of the concentrated liquid circulating end is located above the rapid precipitation tank, and the concentrated liquid circulating end is provided with a first power pump for the The discharged concentrated liquid is transported back to the rapid precipitation tank.

The concentrated liquid aeration tank is provided with a concentrated liquid aerator.

The above-mentioned clarified liquid aeration tank is provided with a clarified liquid circulation end, and the outlet of the clarified liquid circulation end is located above the rapid sedimentation tank. A second power pump is provided on the clarified liquid circulation end for removing the unreached The clarified liquid of the clarified liquid discharge standard is transported back to the fast sedimentation tank.

A clarified liquid aerator is provided in the above-mentioned clarified liquid aeration tank.

The above technical features have the following advantages:

1. The organic wastewater can be precipitated quickly in a short period of time, so as to separate organic solids, concentrated liquid and clear liquid, which can greatly shorten the processing time and improve the efficiency of separation.

2. The separated organic solid is rich in potassium, which can be used as a solid fertilizer, which is beneficial to the growth of plants.

3. The separated concentrated liquid can be used as liquid fertilizer for fertilizing plants.

4. The separated clarified liquid can be used as water supply for irrigation or cleaning.

5. The manufacturing cost is low, so the price can be relatively reduced to achieve the purpose of mass popularization.

6. By adding adsorbents such as activated carbon or sand algae, it can deodorize and deodorize organic wastewater to avoid air pollution.

Please refer to the first and second figures. This creative embodiment is a rapid precipitation device for organic wastewater, which includes: sewage storage tank 1, rapid precipitation tank 2, concentrated liquid aeration tank 3, clarified liquid aeration Tank 4 and concentrate collection tank 5, of which:

Sewage storage tank 1 is used to collect an organic waste water A formed by livestock manure or kitchen waste. The sewage storage tank 1 is provided with an output end 11, and a first switch 12 that is opened manually or electrically is provided on the output end 11 for outputting the organic wastewater A.

The rapid sedimentation tank 2 is located at the outlet of the output end 11 for receiving the organic wastewater A output. The rapid sedimentation tank 2 can make the organic waste water A form an organic solid A1, a concentrated liquid A2, and a clear liquid A3 from bottom to top after precipitation. The bottom of the rapid sedimentation tank 2 is provided with a solid discharge end 21 corresponding to the organic solid A1. The solid discharge end 21 is provided with a second switch 22 that can be opened manually or electrically to discharge the organic solid A1. It can be made into solid fertilizer. The rapid sedimentation tank 2 is provided with a concentrated liquid output terminal 23 at a position corresponding to the concentrated liquid A2, and a third switch 24 is provided on the concentrated liquid output terminal 23, which can be turned on manually or electrically, so as to output the concentrated liquid A2. The quick sedimentation tank 2 is provided with a clear liquid output terminal 25 at a position corresponding to the clear liquid A3, and a fourth switch 26 is provided on the clear liquid output terminal 25, which can be turned on manually or electrically, so as to output the clear liquid A3. In addition, a mixer 27 is provided in the rapid precipitation tank 2.

The concentrated liquid aeration tank 3 is located at the outlet of the concentrated liquid output end 23 for receiving the output concentrated liquid A2. The concentrated liquid aeration tank 3 is provided with a concentrated liquid circulating end 31, the outlet of the concentrated liquid circulating end 31 is located above the rapid precipitation tank 2, and the concentrated liquid circulating end 31 is provided with a first power pump 32 for transporting the concentrated liquid A2 that has not been discharged back to the rapid precipitation tank 2. In addition, the concentrated liquid aeration tank 3 is provided with a concentrated liquid discharge end 33, and the concentrated liquid discharge end 33 is provided with a fifth switch 34 that can be opened manually or electrically for the concentrated liquid A2 that can be discharged. Be discharged. In addition, the concentrated liquid aeration tank 3 is provided with a concentrated liquid aerator 35 to increase the aeration volume.

The clear liquid aeration tank 4 is located at the outlet of the clear liquid output end 25 for receiving the output of the clear liquid A3. The clarified liquid aeration tank 4 is provided with a clarified liquid circulation end 41, and the outlet of the clarified liquid circulation end 41 is located above the rapid sedimentation tank 2. A second power pump 42 is provided on the clarified liquid circulation end 41 , So that the clarified liquid A3 that does not meet the clarified liquid discharge standard is transported back to the rapid sedimentation tank 2. In addition, the clarified liquid aeration tank 4 is provided with a clarified liquid discharge end 43. The clarified liquid discharge end 42 is provided with a sixth switch 44 that can be opened manually or electrically for the purpose of discharging the clarified liquid that meets the clarified liquid discharge standard Liquid A3 is discharged. In addition, a clarified liquid aerator 45 is provided in the clarified liquid aeration tank 4 to increase the aeration volume.

The concentrated liquid collection tank 5 is located at the outlet of the concentrated liquid discharge end 33 for receiving the discharged concentrated liquid A3, which can be used to make solid fertilizer.

This creative embodiment is a method for rapid precipitation of organic waste water, which is implemented together with the above-mentioned rapid precipitation device for organic waste water. As shown in the first and third figures, the method for rapid precipitation of organic wastewater includes the following steps.

A. Collect an organic waste water. Collect an organic waste water A in the sewage storage tank 1.

B. Add a potassium hydroxide solution to the organic wastewater. By turning on the first switch 12, the organic wastewater A in the sewage storage tank 1 is transported to the rapid precipitation tank 2 through the output terminal 11. Then add a potassium hydroxide (KOH) solution to the organic wastewater A. The mixing ratio of water and potassium oxyhydride in the potassium oxyhydride solution is 50:1~10:1, but 20:1 is the best . The potassium oxyhydride in this creative embodiment uses plant ash, and 20 kg of plant ash is dissolved in 1 ton of water. The addition ratio of the organic wastewater A to the potassium sodium hydroxide solution is 10:1 to 10:3, but 20:3 is the best. In this creative embodiment, 150L of the potassium sodium hydroxide solution is added to 1 ton of the organic wastewater A, and after being quickly mixed by the mixer 27 for 30 minutes, the pH value is adjusted to above 10 to accelerate the precipitation rate .

C. Add a starch solution to the organic wastewater. The mixing ratio of water to starch in the starch solution is 1:0.025~1:0.050, but 1:0.033 is the best. The starch solution in this creative embodiment uses sweet potato powder, which is 33 kg of sweet potato powder dissolved in 1 ton of water. The addition ratio of the organic wastewater A to the starch solution is 8:1-20:1, but 10:1 is the best. In this creative embodiment, 100L of the starch solution is added to 1 ton of the organic wastewater A, and after 30 minutes of slow mixing through the mixer 27, the pH value is adjusted to below 8 so that it can meet the emission standards The pH value is 6-9.

D. Add an adsorbent to the organic wastewater. The adsorbent is an activated carbon or sand algae, and the addition ratio of the organic wastewater A to the adsorbent is 1:0.025 to 1:0.1, but 1:0.03 is the best. In this creative embodiment, 33 kg of the adsorbent is added to 1 ton of the organic wastewater A, so as to deodorize and deodorize the organic wastewater A.

E. The organic waste water is allowed to settle for 10 to 60 minutes so that the organic waste water is rapidly precipitated to form an organic solid, a concentrated liquid and a clear liquid. As shown in the second figure, the organic waste water A is allowed to settle for 10-60 minutes, and the organic waste water A is rapidly precipitated from bottom to top in the rapid precipitation tank 2 to form the organic solid A1 and the concentrated liquid A2 respectively. And the clear liquid A3.

F. Export the organic solid to make a solid fertilizer. The organic solid A1 is discharged through the solid discharge end 21 by turning on the second switch 22 to prepare the solid fertilizer. In addition, the solid fertilizer is rich in potassium, which can be beneficial to the growth of plants.

G. Export the concentrated liquid to make a liquid fertilizer. The concentrated liquid A2 is output to the concentrated liquid aeration tank 3 through the concentrated liquid output terminal 23 by turning on the third switch 24. During the output process, the concentrated liquid A2 is filtered through a first filter material, and the first filter material is an activated carbon filter paper or an activated carbon filter. The concentrated liquid aeration tank 3 activates the concentrated liquid aerator 35 to increase the amount of aeration. In addition, the pH value of the concentrated solution A2 is 6-9, the conductivity (representing salinity and organic matter) is 2.83-4.05ms/cm, and the color is ocher to brown. If the concentrated liquid A2 is not discharged, the first power pump 32 is activated, and the concentrated liquid A2 is transported back to the rapid precipitation tank 2 through the concentrated liquid circulation end 31 to settle again. If the concentrated liquid A2 can be discharged, by turning on the fifth switch 34, the concentrated liquid is discharged to the concentrated liquid collecting tank 5 through the concentrated liquid discharge end 33, so that it can be made into liquid fertilizer. In addition, the liquid fertilizer is rich in potassium, which can be beneficial to the growth of plants.

H. Export the clarified liquid for use as water supply. The clarified liquid A3 is output to the clarified liquid aeration tank 4 through the clarified liquid output terminal 25 by turning on the fourth switch 26. During the output process, the clarified liquid A3 is filtered through a second filter material. The second filter material is an activated carbon filter paper or an activated carbon filter screen. The clarified liquid aeration tank 4 activates the clarified liquid aerator 45 to increase the amount of aeration. In addition, the clarified liquid A3 was tested and analyzed through a clarified liquid discharge standard. The clarified liquid discharge standard includes: pH value is 6-9, floating solid SS is 86-125mg/L, and biochemical oxygen demand (BOD) is 47~62mg/L, the chemical oxygen demand (COD) is 325~410mg/L, the conductivity is 2.42~3.25ms/cm and the appearance color is transparent, colorless and clear. If the clarified liquid A3 does not meet the clarified liquid discharge standard, the second power pump 42 is activated, and the clarified liquid A3 is transported back to the rapid sedimentation tank 2 through the clarified liquid circulation end 41 to settle again. If the clarified liquid A3 reaches the clarified liquid discharge standard, by turning on the sixth switch 44, the clarified liquid is discharged through the clarified liquid discharge end 43 and used as water supply for irrigation or cleaning.

Therefore, this creation has a fast sedimentation speed and excellent filtering effect, so it can improve the complex structure of the conventional processing equipment, the processing method is troublesome and time-consuming, and the processing cost is too high. At the same time, it also has a certain degree of pollution to the environmental ecology.

The cost of this creation is quite low, and the cost of its purchase is shown in Table 1 below.

Table I: No. project Weight (kg) Price (NTD) Unit price ($/kg) Dose allocation ratio Wastewater treatment dosage Cost of 1 ton of wastewater dosage (NTD) 1 Potassium hydroxide (bag) 25 900 36 20kg/1 ton of water 150L/1 ton wastewater 108 2 Potassium hydroxide (tank truck) 10000 80000 8 20kg/1 ton of water 150L/1 ton wastewater twenty four 3 Starch (in bags) 25 600 twenty four 33kg/1 ton of water 100L/1 ton wastewater 79.2 4 Starch (tank truck) 10000 80000 8 33kg/1 ton of water 100L/1 ton wastewater 26.4 6 Activated carbon decolorization (bag) 20 1200 60 30kg/1 ton 1800 7 Activated carbon decolorization (large batch) 20 500 25 30kg/1 ton 750 total 1+3 187.2 2+4 50.4 1+3+6 1987.2 2+4+7 800.4

Based on the description of the above-mentioned embodiments, when we can fully understand the operation, use and effects of this creation, but the above-mentioned embodiments are only the preferred embodiments of this creation, and the implementation of this creation cannot be limited by this. The scope, that is, simple equivalent changes and modifications made according to the scope of the patent application for this creation and the content of the creation description, are all within the scope of this creation.

1: Sewage storage tank 11: output 12: First switch 2: Fast sedimentation tank 21: Solid discharge end 22: second switch 23: Concentrate output 24: third switch 25: Clarified liquid output 26: Fourth switch 27: Blender 3: Concentrate aeration tank 31: Concentrate circulating end 32: The first power pump 33: Concentrate discharge end 34: Fifth switch 35: Concentrate aerator 4: Clarified liquid aeration tank 41: Clarified liquid circulation end 42: Second power pump 43: Clarified liquid discharge end 44: The sixth switch 45: Clarified liquid aerator 5: Concentrate collection tank A: Organic wastewater A1: Organic solid A2: Concentrate A3: Clarified liquid

[The first figure] is a schematic diagram of the structure of the rapid precipitation device for organic wastewater in this creative embodiment.

[The second figure] is a schematic diagram of organic solids, concentrated liquids and clear liquids formed in the rapid sedimentation tank of this creative embodiment.

[The third figure] is a flow chart of the method for rapid precipitation of organic wastewater in this creative embodiment.

1: Sewage storage tank

11: output

12: First switch

2: Fast sedimentation tank

21: Solid discharge end

22: second switch

23: Concentrate output

24: third switch

25: Clarified liquid output

26: Fourth switch

27: Blender

3: Concentrate aeration tank

31: Concentrate circulating end

32: The first power pump

33: Concentrate discharge end

34: Fifth switch

35: Concentrate aerator

4: Clarified liquid aeration tank

41: Clarified liquid circulation end

42: Second power pump

43: Clarified liquid discharge end

44: The sixth switch

45: Clarified liquid aerator

5: Concentrate collection tank

Claims (10)

A rapid precipitation device for organic wastewater, including: A sewage storage tank collects an organic waste water, and the sewage storage tank is provided with an output end to output the organic waste water; A rapid sedimentation tank is located at the outlet of the output end to receive the output of the organic waste water. The rapid sedimentation tank causes the organic waste water to settle and form an organic solid, a concentrated liquid and a clarified liquid from bottom to top. The fast sedimentation tank is provided with a solid discharge end corresponding to the organic solids to discharge the organic solids, and the fast sedimentation tank is provided with a concentrated liquid output end at a position corresponding to the concentrated liquid to output the concentrated liquid. There should be a clarified liquid output end at the position where the clarified liquid should be clarified to output the clarified liquid; A concentrated liquid aeration tank is located at the outlet of the concentrated liquid output end to receive the output concentrated liquid, and the concentrated liquid aeration tank is provided with a concentrated liquid discharge end for discharging the concentrated liquid; A clear liquid aeration tank is located at the outlet of the clear liquid output end to receive the output of the clear liquid. The clear liquid aeration tank is provided with a clear liquid discharge end for the discharge of the clear liquid The clarified liquid is discharged; A concentrated liquid collection tank is located at the outlet of the concentrated liquid discharge end to receive the discharged concentrated liquid. For example, the organic waste water rapid sedimentation device of claim 1, wherein the output terminal is provided with a first switch that is turned on manually or electrically. For example, the organic waste water rapid precipitation device of claim 1, wherein the solid discharge end is provided with a second switch that can be opened manually or electrically, and the concentrated liquid output end is provided with a third switch that can be opened manually or electrically. A switch, the clear liquid output end is provided with a fourth switch that is turned on manually or electrically. For example, the organic waste water rapid precipitation device of claim 1, wherein the clarified liquid discharge end is provided with a sixth switch that is turned on manually or electrically. For example, the organic waste water rapid precipitation device of claim 1, wherein a fifth switch that is turned on manually or electrically is provided on the discharge end of the concentrated liquid. For example, the organic waste water rapid precipitation device of claim 1, wherein the rapid precipitation tank is provided with a mixer. For example, the organic waste water rapid precipitation device of claim 1, wherein the concentrated liquid aeration tank is provided with a concentrated liquid circulation end, the outlet of the concentrated liquid circulation end is located above the rapid precipitation tank, and the concentrated liquid circulation end is A first power pump is provided for transporting the concentrated liquid that has not been discharged back to the rapid precipitation tank. For example, the organic waste water rapid precipitation device of claim 1, wherein the concentrated liquid aeration tank is provided with a concentrated liquid aerator. For example, the organic waste water rapid precipitation device of claim 1, wherein the clarified liquid aeration tank is provided with a clarified liquid circulation end, and the outlet of the clarified liquid circulation end is located above the rapid precipitation tank. There is a second power pump for transporting the clear liquid that does not meet the clear liquid discharge standard back to the rapid sedimentation tank. For example, the organic waste water rapid precipitation device of claim 1, wherein a clarified liquid aerator is provided in the clarified liquid aeration tank.

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