CN216337145U - Slaughter wastewater treatment system - Google Patents
Slaughter wastewater treatment system Download PDFInfo
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- CN216337145U CN216337145U CN202122520694.XU CN202122520694U CN216337145U CN 216337145 U CN216337145 U CN 216337145U CN 202122520694 U CN202122520694 U CN 202122520694U CN 216337145 U CN216337145 U CN 216337145U
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Abstract
The utility model relates to the technical field of wastewater treatment, in particular to a slaughter wastewater treatment system which comprises a three-stage grit chamber, a mechanical grid tank, a collecting and adjusting tank, a high-efficiency coagulating sedimentation tank, a UASB (upflow anaerobic sludge blanket) tank, an A2O tank, a biochemical sedimentation tank, a membrane separation tank and a disinfection tank which are sequentially arranged, and further comprises a sludge concentration tank, wherein the high-efficiency coagulating sedimentation tank, the UASB tank, the A2O tank, the biochemical sedimentation tank and the membrane separation tank are respectively communicated with the sludge concentration tank through a sludge conveying device, the structure is simple, the design is reasonable, the front-end air floatation oil removal process adopted by the traditional slaughter wastewater is changed into high-efficiency coagulating sedimentation oil removal, the cost is reduced, the operation and the use are convenient, the secondary pollution is not easy to cause, meanwhile, the biochemical sedimentation tank and the MCR membrane separation process adopted by the traditional slaughter wastewater treatment is changed into the biochemical sedimentation tank and the MCR membrane separation process, the water quality of the effluent can be effectively improved and the effluent can reach the standard and the stability can be ensured, the treatment effect is good, and the effluent reaches the standard.
Description
Technical Field
The utility model relates to the technical field of wastewater treatment, in particular to a slaughter wastewater treatment system.
Background
The slaughtering wastewater mainly contains high-concentration nitrogenous organic compounds, suspended matters, soluble solids, proteins and grease, has the pollution characteristics of high chroma, COD (chemical oxygen demand), ammonia nitrogen, high total P concentration, high escherichia coli quantity, heavy fishy smell and the like, and has relatively high treatment difficulty.
In the prior art, when slaughtering waste water is handled, the front end adopts the air supporting machine to degrease, and the rear end carries out biochemical treatment, but because contain a large amount of viscus blood water grease in the slaughtering waste water, the pond face can be overflowed to a large amount of bubbles that the air supporting produced, causes secondary pollution easily, and the maintenance cost is higher, and biochemical pond rear end part floats mud and flows into next link easily, influences quality of water, and is poor to final treatment.
Therefore, there is a need to provide a new slaughter wastewater treatment system to solve the above technical problems.
Disclosure of Invention
In order to solve the problems, the utility model provides a slaughter wastewater treatment system which is simple in structure, reasonable in design, good in treatment effect, stable in operation and capable of enabling effluent to reach the standard.
The technical scheme adopted by the utility model is as follows:
the utility model provides a slaughter wastewater treatment system, includes tertiary grit chamber, mechanical grid pond, collection equalizing basin, high-efficient coagulating sedimentation tank, UASB pond, A2O pond, biochemical sedimentation tank, membrane separation tank and the disinfection pond that sets gradually, still includes sludge thickening tank, high-efficient coagulating sedimentation tank UASB pond A2O pond biochemical sedimentation tank with membrane separation tank respectively through mud conveyor with sludge thickening tank intercommunication.
The further improvement on the technical scheme is that the efficient coagulating sedimentation tank is provided with a mud coagulant adding device.
The technical proposal is further improved in that the high-efficiency coagulating sedimentation tank is also provided with a flocculant doser.
The technical proposal is further improved in that a sludge return pipeline is arranged between the biochemical sedimentation tank and the A2O tank.
The sludge concentration tank is connected with a screw stacking machine, and the screw stacking machine is connected with the collection regulating tank through a filtrate conveying pipeline.
The technical proposal is further improved in that the membrane separation tank is provided with an MCR membrane processor.
The technical proposal is further improved in that an ozone generator is arranged in the disinfection tank.
The technical proposal is further improved in that the bottom of the mechanical grating pool is provided with a waste residue discharge hole.
The utility model has the following beneficial effects:
the utility model comprises a three-stage grit chamber, a mechanical grid tank, a collecting and adjusting tank, a high-efficiency coagulating sedimentation tank, a UASB tank, an A2O tank, a biochemical sedimentation tank, a membrane separation tank and a disinfection tank which are arranged in sequence, and also comprises a sludge concentration tank, wherein the high-efficiency coagulating sedimentation tank, the UASB tank, the A2O tank, the biochemical sedimentation tank and the membrane separation tank are respectively communicated with the sludge concentration tank through a sludge conveying device, the structure is simple, the design is reasonable, the utility model changes the front-end air floatation oil removal process adopted by the traditional slaughter wastewater into high-efficiency coagulating sedimentation oil removal, not only reduces the cost, but also is convenient to operate and use, and is not easy to cause secondary pollution, and simultaneously, the utility model can effectively improve the quality of the effluent and ensure the stability of the effluent reaching the standard through changing the biochemical sedimentation tank process used by the traditional slaughter wastewater treatment into 'biochemical sedimentation tank + MCR membrane separation', the treatment effect is good, and the effluent reaches the standard.
Drawings
FIG. 1 is a schematic flow diagram of a processing system of the present invention;
description of reference numerals: 1. the system comprises a three-stage grit chamber, 2 mechanical grid chambers, 3 collecting and adjusting chambers, 4 efficient coagulating sedimentation chambers, 5 UASB chambers, 6A 2O chambers, 7 biochemical sedimentation chambers, 8 membrane separation chambers, 9 disinfection chambers, 10 sludge concentration chambers and 11 screw stacking machines.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. It is to be noted that, in the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the utility model.
Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
Meanwhile, in the description of the present invention, unless otherwise explicitly specified or limited, the terms "connected" and "connected" should be interpreted broadly, for example, as being fixedly connected, detachably connected, or integrally connected; the connection can be mechanical connection or electrical connection; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood in specific cases by those skilled in the art, and all other embodiments obtained by those skilled in the art without inventive efforts based on the embodiments of the present invention belong to the protection scope of the present invention.
As shown in fig. 1, the slaughter wastewater treatment system of the embodiment comprises a three-stage grit chamber 1, a mechanical grid chamber 2, a collection and adjustment chamber 3, an efficient coagulating sedimentation tank 4, an UASB chamber 5, an A2O chamber 6, a biochemical sedimentation tank 7, a membrane separation chamber 8, a disinfection chamber 9, and a sludge concentration chamber 10, wherein the efficient coagulating sedimentation tank 4, the UASB chamber 5, the A2O chamber 6, the biochemical sedimentation tank 7, and the membrane separation chamber 8 are respectively communicated with the sludge concentration chamber 10 through sludge conveying devices, the embodiment has a simple structure and a reasonable design, and the conventional slaughter wastewater treatment process of front-end air flotation degreasing is changed into efficient coagulating sedimentation degreasing, thereby reducing the cost, facilitating the operation and the use, and preventing the secondary pollution, meanwhile, the utility model changes the sedimentation biochemical sedimentation and MCR membrane separation process used in the conventional slaughter wastewater treatment process, the treatment method can effectively improve the quality of the discharged water and ensure the stability of the discharged water reaching the standard, and the excess sludge in the treatment process enters the sludge concentration tank to be treated at the rear end, so that the treatment effect is good, the operation is stable, and the discharged water reaches the standard.
Specifically, wherein high-efficient coagulating sedimentation tank 4 is equipped with the mud coagulant doser, high-efficient coagulating sedimentation tank 4 still is equipped with the flocculating agent doser, through setting up mud coagulant doser and flocculating agent doser, can control in a flexible way and add mud coagulant and flocculating agent, makes muddy water and the gathering of small molecule pollutant in the waste water of slaughtering and deposit and get rid of, reaches high-efficient coagulating sedimentation, reduces follow-up technology treatment pressure.
Be equipped with ozone generator in the disinfection pond 9, specifically show in this embodiment, carry out high-efficient disinfection through ozone, compare with traditional hypochlorous disinfection, this embodiment is through adopting high-efficient ozone disinfection, can effectually avoid a water chlorine residue too high, influences quality of water, simultaneously, adopts ozone disinfection, environmental protection more, and the disinfection effect is also better to be favorable to improving a water quality.
2 bottoms in mechanical grid pond are equipped with the waste residue mouth of wasting discharge, through setting up the waste residue mouth of wasting discharge in this embodiment, can regularly discharge the waste residue that mechanical grid pond 2 filtered off, and outward transport is handled, its simple structure, and it is convenient to handle.
The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the present invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.
Claims (8)
1. The utility model provides a slaughter wastewater treatment system, its characterized in that, including tertiary grit chamber, mechanical grid pond, the collection equalizing basin that sets gradually, high-efficient coagulating sedimentation tank, UASB pond, A2O pond, biochemical sedimentation tank, membrane separation pond and disinfection pond, still include the concentrated pond of mud, high-efficient coagulating sedimentation tank the UASB pond A2O pond biochemical sedimentation tank with the membrane separation pond respectively through mud conveyor with the concentrated pond of mud intercommunication.
2. The slaughter wastewater treatment system according to claim 1, wherein the high-efficiency coagulating sedimentation tank is provided with a coagulant doser.
3. The slaughter wastewater treatment system according to claim 1, wherein the high-efficiency coagulating sedimentation tank is further provided with a flocculant doser.
4. The slaughter wastewater treatment system according to claim 1, wherein a sludge return line is provided between the biochemical sedimentation tank and the A2O tank.
5. The slaughter wastewater treatment system according to claim 1, wherein a screw stack is connected to the sludge concentration tank, and the screw stack is connected to the collection regulating tank through a filtrate conveying pipeline.
6. Slaughter wastewater treatment system according to claim 1, characterized in that the membrane separation tank is provided with an MCR membrane processor.
7. The slaughter wastewater treatment system according to claim 1, wherein an ozone generator is provided in the disinfection tank.
8. The slaughter wastewater treatment system according to claim 1, wherein a waste residue discharge port is formed in the bottom of the mechanical grating tank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122520694.XU CN216337145U (en) | 2021-10-20 | 2021-10-20 | Slaughter wastewater treatment system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122520694.XU CN216337145U (en) | 2021-10-20 | 2021-10-20 | Slaughter wastewater treatment system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216337145U true CN216337145U (en) | 2022-04-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122520694.XU Active CN216337145U (en) | 2021-10-20 | 2021-10-20 | Slaughter wastewater treatment system |
Country Status (1)
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| CN (1) | CN216337145U (en) |
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2021
- 2021-10-20 CN CN202122520694.XU patent/CN216337145U/en active Active
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