CN205953775U - Tableware washing effluent treatment plant - Google Patents

Abstract

The utility model discloses a tableware washing waste water treatment device, which relates to the technical field of waste water treatment devices. There is a grille on the top of the adjustment tank, and the adjustment tank is connected to the water inlet on the top of the first-level high-efficiency air flotation tank through the sewage pump. There is a slag discharge tank, one end of the return pipe is connected with the biological contact oxidation tank, and the other end is connected with the dissolved gas tank, and the return pipe is equipped with a circulating pump, and the bottom of the first-level high-efficiency air flotation tank and the second-level high-efficiency air flotation tank are close to the water inlet. A releaser is installed, and the dissolved air tank is connected to the releaser installed at the bottom of the first-level high-efficiency air flotation pool and the bottom of the second-level high-efficiency air flotation pool near the water inlet through the dissolved air pipeline. Its structure is reasonable and simple, and the cost is low. Through the multiple treatment methods of air flotation tank, biological contact oxidation tank and activated carbon filter tank, the effluent water quality is good, the treatment effect is stable, and the economy is reasonable.

Description

A kind of tableware washing wastewater treatment device

Technical field:

The utility model relates to a tableware washing wastewater treatment device, which belongs to the technical field of wastewater treatment devices.

Background technique:

Water is the source of life and the fundamental guarantee for the survival of all living things. The shortage of water resources and serious water pollution are the topics of concern in the world today.

With the rapid development of urban modernization and the improvement of people's living standards, the catering industry in cities and towns is becoming more and more developed. Restaurants, hotels, and guesthouses produce catering sewage with high oil content, high BOD5, and COD values. These sewage are mainly Including the washing water of tableware, the washing water has a large amount of water and a high degree of pollution. It is difficult to meet the standard with ordinary water treatment methods, and most of the catering sewage is directly discharged without treatment, seriously polluting the water environment, and its effluent has not been Reuse to save water resources. Therefore, it has a high application prospect to study a treatment device for catering sewage with good treatment effect, simple operation and low cost.

Invention content:

In view of the above problems, the technical problem to be solved by the utility model is to provide a tableware washing wastewater treatment device.

The utility model relates to a tableware washing wastewater treatment device. It includes regulating tank 1, sewage pump 2, first-level high-efficiency air flotation tank 3, second-level high-efficiency air flotation tank 4, dissolved air tank 5, return pipeline 6, biological contact oxidation tank 7, activated carbon filter tank 8, clear water tank 9, grille 10. Slag scraper 11, slag discharge tank 12, releaser 13, air compressor 14, blower 15, water distributor 16, aeration pipe 17 and circulation pump 18, the top of the adjustment tank 1 is equipped with a grille 10, adjust The pool 1 is connected to the water inlet on the top of the first-level high-efficiency air flotation pool 3 through the sewage pump 2. The tops of the first-level high-efficiency air flotation pool 3 and the second-level high-efficiency air flotation pool 4 are equipped with a slag scraper 11, and the end of the slag scraper 11 is provided with a drain The slag tank 12, one end of the return pipeline 6 communicates with the biological contact oxidation tank 7, and the other end is connected with the dissolved gas tank 5, and the return pipeline 6 is provided with a circulation pump 18, the primary high-efficiency air flotation tank 3, and the secondary high-efficiency air flotation tank 4 A releaser 13 is installed at the bottom near the water inlet, and the dissolved air tank 5 is connected with the releaser 13 installed at the bottom of the first-level high-efficiency air flotation pool 3 and the bottom of the second-level high-efficiency air flotation pool 4, near the water inlet, through the dissolved air pipeline a, and The dissolved air tank 5 is connected to the air compressor 14, the dissolved air pipeline a is provided with a flow meter b, the water outlet of the first-level high-efficiency air flotation tank 3 is connected with the water inlet of the second-level high-efficiency air flotation tank 4, and the water outlet of the second-level high-efficiency air flotation tank 4 The water outlet is connected to the water distributor 16 at the bottom of the biological contact oxidation tank 7, and the bottom of the biological contact oxidation tank 7 is provided with an aeration pipe 17, and the biological contact oxidation tank 7 is connected to the activated carbon filter tank 8 through a pipeline, and the activated carbon filter tank 8 passes through the pipeline Connect with the top of clear water pool 9.

As a preference, the aeration pipe 17 is arranged above the water distributor 16 and connected with the air blower 15, and the aeration pipe 17 is provided with a pneumatic rotary nozzle 17-1.

As a preference, the pneumatic rotary nozzle 17-1 includes a nozzle main pipe 17-2 and a nozzle branch pipe 17-3, and the nozzle branch pipe 17-3 is evenly distributed around the nozzle main pipe 17-2, and the nozzle branch pipe 17 -3 is driven by the airflow to make a circular motion along the nozzle main pipe 17-2, and the mouth of the nozzle branch pipe 17-3 is provided with a microporous air-distributing net.

Beneficial effects of the new model: its structure is reasonable and simple, and the cost is low. The catering water is treated by multiple treatment methods of air flotation pool, biological contact oxidation pool and activated carbon filter pool. The water quality after treatment is good, and the treatment effect is stable and economical. Reasonable, simple process, can be widely popularized and used.

Description of drawings:

For ease of illustration, the utility model is described in detail by the following specific implementation and accompanying drawings.

Fig. 1 is a structural representation of the utility model;

Fig. 2 is a schematic diagram of the structure of the pneumatic rotary nozzle in the utility model.

In the figure: 1. Regulating tank; 2. Sewage pump; 3. First-level high-efficiency air flotation tank; 4. Second-level high-efficiency air flotation tank; 5. Dissolved air tank; 6. Return pipeline; 7. Biological contact oxidation tank; 8. Activated carbon filter tank; 9. clean water pool; 10. grille; 11. slag scraper; 12. slag discharge tank; 13. releaser; 14. air compressor; 15. blower; 16. water distributor; 17. aeration 17-1, pneumatic rotary nozzle; 17-2, nozzle supervisor; 17-3, nozzle branch pipe; 18, circulation pump; a, dissolved air pipeline; b, flow meter.

detailed description:

As shown in Figure 1-2, this embodiment adopts the following technical solutions: it includes a regulating tank 1, a sewage pump 2, a first-level high-efficiency air flotation tank 3, a second-level high-efficiency air flotation tank 4, a dissolved air tank 5, a return pipeline 6, Biological contact oxidation tank 7, activated carbon filter tank 8, clear water tank 9, grille 10, slag scraper 11, slag discharge tank 12, releaser 13, air compressor 14, blower 15, water distributor 16, aeration pipe 17 And circulation pump 18, the top of adjusting tank 1 is provided with grille 10, and adjusting tank 1 is connected with the water inlet on the top of first-level high-efficiency air flotation pool 3 by sewage pump 2, the first-level high-efficiency air flotation pool 3, the second-level high-efficiency air flotation pool 4 There is a slag scraper 11 on the top, and a slag discharge tank 12 is installed at the end of the slag scraper 11. One end of the return pipe 6 is connected to the biological contact oxidation tank 7, and the other end is connected to the dissolved gas tank 5. The return pipe 6 is provided with a circulation Pump 18, a releaser 13 is installed at the bottom of the first-level high-efficiency air flotation pool 3 and the second-level high-efficiency air flotation pool 4 near the water inlet, and the dissolved air tank 5 is respectively connected to the first-level high-efficiency air flotation pool 3 and the second-level high-efficiency air flotation pool 3 through the dissolved air pipeline a. The bottom of the high-efficiency air flotation pool 4 is connected to the releaser 13 near the water inlet, and the dissolved air tank 5 is connected to the air compressor 14, the dissolved air pipeline a is provided with a flow meter b, and the water outlet of the first-stage high-efficiency air flotation pool 3 is connected to the second The water inlet of the first-level high-efficiency air flotation tank 4 is connected, and the water outlet of the second-level high-efficiency air flotation tank 4 is connected with the water distributor 16 at the bottom of the biological contact oxidation tank 7. The bottom of the biological contact oxidation tank 7 is provided with an aeration pipe 17, and the biological contact oxidation Pond 7 is connected with activated carbon filter tank 8 by pipeline, and activated carbon filter tank 8 is connected with the top of clear water pool 9 by pipeline.

Wherein, the aeration pipe 17 is arranged above the water distributor 16 and connected with the blower 15, the aeration pipe 17 is provided with a pneumatic rotary nozzle 17-1, and the pneumatic rotary nozzle 17-1 includes a nozzle main pipe 17 -2 and the nozzle branch pipe 17-3, the nozzle branch pipe 17-3 is evenly distributed around the nozzle main pipe 17-2, and the nozzle branch pipe 17-3 is driven by the air flow to make a circular motion along the nozzle main pipe 17-2, The mouth of the nozzle branch pipe 17-3 is provided with a microporous air-distributing net.

The basic principles and main features of the present utility model and the advantages of the present utility model have been shown and described above. Those skilled in the industry should understand that the utility model is not limited by the above-mentioned embodiments. The above-mentioned embodiments and descriptions only illustrate the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model The new model also has various changes and improvements, and these changes and improvements all fall within the scope of the claimed utility model. The scope of protection required by the utility model is defined by the appended claims and their equivalents.

Claims (3)

1. a kind of dishwashing detergent wastewater treatment equipment it is characterised in that：It is efficient that it comprises regulating reservoir (1), sewage pump (2), one-level Flotation tank (3), two grades of efficient air-floating ponds (4), dissolving (5), reflux line (6), biological contact oxidation pond (7), activated carbon mistakes Filter tank (8), clear water reserviors (9), grid (10), Slag Scraping Device (11), ash pit (12), release (13), air compressor machine (14), air blast (15), water-locator (16), aeration tube (17) and circulating pump (18), the top of regulating reservoir (1) is provided with grid (10), regulating reservoir (1) It is connected with the water inlet on one-level efficient air-floating pond (3) top by sewage pump (2), one-level efficient air-floating pond (3), two grades of efficient airs The top of floating pond (4) is provided with Slag Scraping Device (11), and the end of Slag Scraping Device (11) is provided with ash pit (12), and the one of reflux line (6) End is connected with dissolving (5) with the connection of biological contact oxidation pond (7), the other end, and reflux line (6) is provided with circulating pump (18), one-level efficient air-floating pond (3), the bottom of two grades of efficient air-floating ponds (4) are provided with release (13) near water inlet one end, Dissolving (5) pass through Gas dissolving pipe road (a) respectively with the bottom being arranged on one-level efficient air-floating pond (3), two grades of efficient air-floating ponds (4) Release (13) near water inlet one end connects, and dissolving (5) is connected with air compressor machine (14), and Gas dissolving pipe road (a) is provided with Flowmeter (b), the delivery port in one-level efficient air-floating pond (3) is connected with the water inlet of two grades of efficient air-floating ponds (4), two grades of efficient airs The delivery port of floating pond (4) is connected with the water-locator (16) of biological contact oxidation pond (7) bottom, the bottom of biological contact oxidation pond (7) Portion is provided with aeration tube (17), and biological contact oxidation pond (7) is connected with activated carbon filtering tank (8) by pipeline, activated carbon filtering tank (8) it is connected with the top of clear water reserviors (9) by pipeline.

2. a kind of dishwashing detergent wastewater treatment equipment according to claim 1 it is characterised in that：Described aeration tube (17) It is arranged on the top of water-locator (16) and is connected with air blast (15), aeration tube (17) is provided with Pneumatic rotary shower nozzle (17-1).

3. a kind of dishwashing detergent wastewater treatment equipment according to claim 2 it is characterised in that：Described Pneumatic rotary spray Head (17-1) comprises shower nozzle supervisor (17-2) and shower nozzle branched pipe (17-3), and the shower nozzle that is uniformly distributed on peripheries with of shower nozzle supervisor (17-2) divides Arm (17-3), described shower nozzle branched pipe (17-3) drives lower edge shower nozzle supervisor (17-2) to circle in air-flow, described The mouth of pipe of shower nozzle branched pipe (17-3) be provided with micropore all gas nets.