CN211445418U

CN211445418U - Food wastewater treatment system

Info

Publication number: CN211445418U
Application number: CN201921997068.6U
Authority: CN
Inventors: 王磊刚
Original assignee: Zhejiang Qingyun Environmental Protection Technology Co ltd
Current assignee: Zhejiang Qingyun Environmental Protection Technology Co ltd
Priority date: 2019-11-19
Filing date: 2019-11-19
Publication date: 2020-09-08
Anticipated expiration: 2029-11-19

Abstract

The utility model relates to a food wastewater treatment system, which comprises a water inlet pipe, two regulating ponds, a suspended matter collecting pond, an oil removal pond and an aerobic pond, wherein the water inlet pipe is respectively communicated with the front end faces of the two regulating ponds, the rear end surfaces of the two regulating pools are communicated with the upper end of the oil removing pool, a filter screen is arranged in the regulating pools, a filter screen cleaning device is arranged at the rear end of the filter screen, a drain pipe is connected with the side end of the adjusting tank and is positioned in front of the filter screen, the tail end of the blow-off pipe is connected with the suspended matter collecting tank, the blow-off pipe is provided with a first electromagnetic valve which is electrically connected with the filter screen cleaning device and can automatically clean the filter screen, when the filter screen in one of them equalizing basin is washd, can use another equalizing basin to filter, make washing and filtration go on simultaneously, solved the problem of filter screen jam, improved the treatment effeciency.

Description

Food wastewater treatment system

Technical Field

The utility model relates to a waste water treatment field especially relates to a food wastewater treatment system.

Background

The food industry waste water's characteristics are that organic substance and suspended solid content are high, and still contain the grease, it is perishable, generally not have big toxicity, its harm is mainly to make water eutrophication, waste water treatment system among the prior art, because the pertinence is not strong, the cleaning effect of grease is relatively poor, lead to the grease in the waste water can't be clear away completely, make can lead to water eutrophication after the waste water discharges, arouse a large amount of deaths of aquatic animal, deteriorate quality of water, and the current filter screen that is used for filtering the suspended solid often takes place the jam phenomenon, need the manual work to change the filter screen, influence the treatment effeciency of waste water.

SUMMERY OF THE UTILITY MODEL

To the current situation of the prior art, the utility model aims to solve the technical problem of providing a food wastewater treatment system to solve the prior art problem.

The utility model provides a technical scheme that above-mentioned technical problem adopted does:

the utility model provides a food wastewater treatment system, includes inlet tube, two equalizing basins, suspended solid collecting pit, deoiling pond and good oxygen pond, the inlet tube is linked together with the preceding terminal surface of two equalizing basins respectively, these two equalizing basins rear end face all are linked together with the upper end in deoiling pond, be equipped with the filter screen in this equalizing basin, this filter screen rear end is equipped with filter screen cleaning device, this equalizing basin side is connected with the blow off pipe, this blow off pipe is located before the filter screen, this blow off pipe end is connected with the suspended solid collecting pit, be equipped with first solenoid valve on this blow off pipe, this first solenoid valve is connected with filter screen cleaning device electricity.

Preferably, the filter screen cleaning device is a backwashing device, and the backwashing device can be used for washing and cleaning the filter screen.

Preferably, be equipped with a second solenoid valve between inlet tube and the two equalizing basins respectively, this second solenoid valve is connected with filter screen cleaning device electricity, and automatic start filter screen cleaning device cleans when closing the second solenoid valve, has improved sewage treatment efficiency.

Preferably, an oil discharge pipe is arranged on the end face of the side of the oil removal pool, the oil discharge pipe is communicated with the upper part of the oil removal pool, the other end of the oil discharge pipe is connected with the oil collection pool, and oil stains on the surface of sewage can flow into the oil removal pool from the oil discharge pipe to be collected.

Preferably, the drain pipe has been seted up to the deoiling pond lower extreme, is equipped with the third solenoid valve on this drain pipe, and this drain pipe lower extreme is linked together with good oxygen pond, and this deoiling pond upper end is fixed with liquid level detector, and this liquid level detector is connected with the third solenoid valve, and liquid level detector detectable arrives the change of the interior water level of deoiling pond, and when the water level reached the assigned position, can open the third solenoid valve automatically and carry out the drainage when the deoiling.

Preferably, be equipped with the greasy dirt adsorbed layer in the aerobic tank, this greasy dirt adsorbed layer is located the drain pipe under, and this greasy dirt adsorbed layer intussuseption is filled with oleophylic hydrophobic material, and oleophylic hydrophobic material can carry out secondary filter to the greasy dirt, makes the filterable more thorough of greasy dirt.

Preferably, the bottom of the aerobic tank is fixed with an aeration device, the aeration device is communicated with the outside of the aerobic tank through a pipeline, a water outlet pipe is arranged on the side end face of the aerobic tank, the water outlet pipe is communicated with the aerobic tank, the aeration device can be used for inflating the aerobic tank to change the aerobic tank into an oxygen-enriched environment, and organic matters in water can be decomposed through microorganisms in the water.

Compared with the prior art, the utility model has the advantages of:

can use two equalizing basins in turn, can wash the filter screen automatically, when wasing the filter screen in one of them equalizing basin, can use another equalizing basin to filter, make wash and filter and go on simultaneously, solved filter screen clogging's problem, improved the treatment effeciency, and through deoiling the pond to showy greasy dirt discharge with the absorption of greasy dirt adsorbed layer surplus greasy dirt in to sewage, make the grease in the sewage clear away completely, the utility model relates to a rationally, accord with the market demand, be fit for promoting.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Detailed Description

As shown in fig. 1, including inlet tube 1, two equalizing basin 2, suspended solid collecting pit 5, deoiling pond 6 and good oxygen pond 15, inlet tube 1 is linked together with the preceding terminal surface of two equalizing basins 2 respectively, 2 rear end faces of these two equalizing basins all are linked together with the upper end of deoiling pond 6, be equipped with filter screen 3 in this equalizing

basin

2, 3 rear ends of this filter screen are equipped with filter screen cleaning device 4, 2 side connections in this equalizing basin have blow off pipe 13, this blow off pipe 13 is located before filter screen 3, this blow off pipe 13 is terminal to be connected with suspended solid collecting pit 5, be equipped with first solenoid valve on this blow off pipe 13, this first solenoid valve is connected with filter screen cleaning device 4 electricity.

In implementation, wastewater enters from the water inlet pipe 1, one of the second electromagnetic valves is opened to enable the wastewater to flow into one of the regulating ponds 2, at the moment, the first electromagnetic valve is in a closed state, the drain pipe 13 is in a closed state, the wastewater in the regulating pond 2 flows into the oil removal pond 6 after being filtered by the filter screen 3, in order to prevent the wastewater from directly flowing into the aerobic pond 15, at the moment, the third electromagnetic valve is in a closed state, the liquid level detector 7 can detect the water level in the oil removal pond 6, when the water level is higher than the oil discharge pipe 14, oil stains floating on the wastewater are discharged through the oil discharge pipe 14, at the moment, the third electromagnetic valve is opened, the wastewater can flow into the aerobic pond 15 from the lower end of the oil removal pond 6, the wastewater is firstly filtered by the oil stain adsorption layer 9 after being discharged from the drain pipe 8, the oil stain adsorption layer 9 can adsorb residual oil stains in the wastewater, the filtered wastewater is deposited in the aerobic pond and, when the filter screen 3 in one of the regulating ponds 2 is blocked, the other second electromagnetic valve is opened to enable the wastewater to flow into the other regulating pond 2 for continuous filtration, and meanwhile, the backwashing device and the first electromagnetic valve in the blocked regulating pond 2 are opened, the backwashing device can backwash the filter screen 3, and the impurities blocked on the filter screen 3 flow into the suspended matter collecting pond 5 through the discharge pipe 13 along with water flow, and can be continuously used after the washing is finished.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those skilled in the art that various changes in the embodiments and modifications thereof may be made, and equivalents may be substituted for elements thereof; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.

Claims

1. The utility model provides a food wastewater treatment system, a serial communication port, including inlet tube (1), two equalizing basin (2), suspended solid collecting pit (5), deoiling pond (6) and good oxygen pond (15), inlet tube (1) is linked together with the preceding terminal surface of two equalizing basins (2) respectively, these two equalizing basin (2) rear end face all is linked together with the upper end of deoiling pond (6), be equipped with filter screen (3) in this equalizing basin (2), this filter screen (3) rear end is equipped with filter screen cleaning device (4), this equalizing basin (2) side is connected with blow off pipe (13), this blow off pipe (13) is located filter screen (3) before, this blow off pipe (13) end is connected with suspended solid collecting pit (5), be equipped with first solenoid valve on this blow off pipe (13), this first solenoid valve is connected with filter screen cleaning device (4) electricity.

2. The food waste water treatment system according to claim 1, wherein the filter screen cleaning device (4) is a backwashing device.

3. The food wastewater treatment system according to claim 2, wherein a second electromagnetic valve is arranged between the water inlet pipe (1) and the two regulating tanks (2), and the second electromagnetic valves are electrically connected with the filter screen cleaning device (4).

4. A food waste water treatment system according to claim 3, wherein an oil discharge pipe (14) is arranged on the side end face of the oil removing pool (6), the oil discharge pipe (14) is communicated with the upper part of the oil removing pool (6), and the other end of the oil discharge pipe (14) is connected with the oil collecting pool (12).

5. The food wastewater treatment system according to claim 4, wherein a drain pipe (8) is provided at the lower end of the oil removal tank (6), a third electromagnetic valve is provided on the drain pipe (8), the lower end of the drain pipe (8) is communicated with the aerobic tank (15), a liquid level detector (7) is fixed at the upper end of the oil removal tank (6), and the liquid level detector (7) is connected with the third electromagnetic valve.

6. The food wastewater treatment system according to claim 5, wherein an oil absorption layer (9) is arranged in the aerobic tank (15), the oil absorption layer (9) is positioned right below the drain pipe (8), and the oil absorption layer (9) is filled with an oleophilic hydrophobic material.

7. The food wastewater treatment system according to claim 6, wherein the bottom of the aerobic tank (15) is fixed with an aeration device (10), the aeration device (10) is communicated with the outside of the aerobic tank (15) through a pipeline, a water outlet pipe (11) is arranged on the side end face of the aerobic tank (15), and the water outlet pipe (11) is communicated with the aerobic tank (15).