CN217297616U - Leather effluent treatment plant - Google Patents

Abstract

The utility model relates to the technical field of wastewater treatment, in particular to a leather wastewater treatment device, which comprises a water inlet lifting system, a water quality online monitoring system, a water quantity regulating tank, a materialization tank, a sedimentation tank, a hydrolysis acidification tank, an anoxic tank, an OSMMBR system and a discharge system which are sequentially connected, wherein the sewage lifting system comprises a sewage lifting pump which is sequentially connected through a sewage pipe, the water inlet end of the sewage lifting pump extends into wastewater through the sewage pipe, and the water outlet end of the sewage lifting pump is connected with a quantity regulating tank; the OSMMBR system can solve the difficulties of high salt content in wastewater, low ratio of biochemical oxygen demand to chemical oxygen demand, high polymer organic matter content, heavy metal and the like, ensures that the effluent quality is excellent, the suspended matter of water quality is almost zero, and a secondary sedimentation tank is not needed, greatly reduces the occupied area and the construction cost, ensures more flexible and stable operation control, is easy to expand due to modular design, has mobility, has high automation degree, and greatly reduces the operation cost.

Description

Leather effluent treatment plant

Technical Field

The utility model relates to a waste water treatment technical field specifically is a leather effluent treatment plant.

Background

With the increasing environmental demands and the reduction of disease transmission, wastewater must be purified and disinfected. However, the traditional leather wastewater treatment system has the problems of complex overall structure, low automation degree, large occupied area, low treatment efficiency, poor purification effect and the like.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects in the prior art, the utility model aims to provide a leather wastewater treatment device, which has the advantages of simple structure, high wastewater treatment efficiency, good purification effect and high automation degree.

The utility model discloses the task realizes through following technical scheme:

a leather wastewater treatment device comprises an inlet water lifting system, a water quality on-line monitoring system, a water quantity regulating tank, a materialization tank, a sedimentation tank, a hydrolysis acidification tank, an anoxic tank, an OSMMBR system and a discharge system which are sequentially connected, wherein the sewage lifting system comprises a sewage lifting pump sequentially connected through a sewage pipe, the water inlet end of the sewage lifting pump extends into wastewater through the sewage pipe, the water outlet end of the sewage lifting pump is connected with the quantity regulating tank, the water quality on-line monitoring system comprises a water quality on-line monitor and an alarm, the water quality on-line monitor is communicated with the water quantity regulating tank, the alarm is arranged on the outer side of the water quality on-line monitor, the water quality on-line monitor and the alarm are electrically connected with a control cabinet, the leather wastewater treatment device further comprises a sludge filter pressing system, the sludge outlet of the sedimentation tank is connected with a first sludge pipeline, and the sludge outlet of the OSMMBR system is connected with a second sludge pipeline, the export of first sludge conduit and the export of second sludge conduit all link to each other with sludge press filtration system's mud import, the OSMMBR system is including setting gradually and integrated integrative biochemical pond and MBR membrane cisterna according to the rivers direction.

The utility model provides a pair of leather effluent treatment plant, the OSMMBR system of this patent, can solve waste water medium-high salt, biochemical oxygen demand/chemical oxygen demand's ratio is low, difficult points such as macromolecular organic matter content and heavy metal, it is good to have guaranteed that water quality of water is good, the quality of water suspended solid is almost zero, need not two heavy ponds, greatly reduced area and structure cost, and the MBR membrane cisterna of OSMMBR system has the high-efficient effect of damming of membrane, make the microorganism damming completely in the reactor, the complete separation of reactor hydraulic retention time (HQT) and sludge age (STR) has been realized, it is more nimble stable to make operation control, the modularized design is easily the dilatation, has the mobility, degree of automation is high, very big reduction operation cost. Further, be equipped with quality of water on-line monitoring system, and quality of water on-line monitoring appearance and water regulation pond intercommunication, the alarm sets up in quality of water on-line monitoring appearance's the outside, quality of water on-line monitoring appearance and alarm are connected with a switch board electricity, the alarm sets up in quality of water on-line monitoring appearance's the outside, quality of water on-line monitoring appearance and alarm are connected with the switch board electricity, quality of water on-line monitoring appearance feeds back the signal that detects to the switch board, water is discharged from quality of water on-line monitoring appearance's delivery port, when the quality of water of the online monitoring appearance of flowing through is unqualified, switch board control alarm warning suggestion staff, it is unusual and influence the system stability to set up like this.

The conception, the specific structure and the effects of the present invention will be further described with reference to the accompanying drawings, so as to fully understand the objects, the features and the effects of the present invention.

Drawings

FIG. 1 is a schematic view showing the construction of a leather wastewater treatment apparatus.

Wherein: the system comprises a sewage lifting pump 1, a water quality online monitoring system 2, a water quality online monitor 21, an alarm 22, a water quantity adjusting tank 3, a materialization tank 4, a sedimentation tank 5, a hydrolysis acidification tank 6, an anoxic tank 7, an OSMMBR system 8, a biochemical tank 81, an MBR membrane tank 82, a discharge system 9 and a sludge press filtration system 10.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the terms "first," "second," and the like as used in the description and in the claims, do not denote any order, quantity, or importance, but rather are used to distinguish one element from another; the use of "a" or "an" and the like does not denote a limitation of quantity, but rather denotes the presence of at least one; the words "plurality," "plurality," and the like mean two or more. Unless otherwise specified, "front", "back", "lower", "upper", and the like are for convenience of description and are not limited to one position or one spatial orientation. The word "comprising" or "comprises", and the like, means that the element or item listed as preceding "comprising" or "includes" covers the element or item listed as following "comprising" or "includes" and its equivalents, and does not exclude other elements or items. The terms "connected" or "connected" and the like are to be understood in a broad sense and may, for example, be fixedly connected, detachably connected, or integrally connected; may be directly connected or indirectly connected through intervening elements, and may not be limited to physical or mechanical connections, but may include electrical connections. The specific meaning of the above words in this application will be understood in a particular context to those of ordinary skill in the art.

As shown in figure 1, the leather wastewater treatment device of the patent comprises an inlet water lifting system, a water quality online monitoring system 2, a water quantity regulating tank 3, a materialization tank 4, a sedimentation tank 5, a hydrolysis acidification tank 6, an anoxic tank 7, an OSMMBR system 8 and a discharge system 9 which are sequentially connected, wherein the water quality online monitoring system 2, the water quantity regulating tank 3, the materialization tank 4, the sedimentation tank 5, the hydrolysis acidification tank 6, the anoxic tank 7, the OSMMBR system 8 and the discharge system 9 are adjacently connected through pumps, the sewage lifting system comprises a sewage lifting pump 1 which is sequentially connected through a sewage pipe, the water inlet end of the sewage lifting pump 1 extends to wastewater through the sewage pipe, the water outlet end of the sewage lifting pump 1 is connected with the quantity regulating tank, the water quality online monitoring system 2 comprises a water quality online monitor 21 and an alarm 22, the water quality online monitor 21 is communicated with the water quantity regulating tank 3, the alarm 22 is arranged outside the water quality online monitor 21, the online water quality monitor 21 and the alarm 22 are electrically connected with a control cabinet (not shown), the leather wastewater treatment device further comprises a sludge press filtration system 10, a sludge outlet of the sedimentation tank 5 is connected with a first sludge pipeline (not shown), a sludge outlet of the OSMMBR system 8 is connected with a second sludge pipeline (not shown), an outlet of the first sludge pipeline and an outlet of the second sludge pipeline are connected with a sludge inlet of the sludge press filtration system 10, and the OSMMBR system 8 comprises a biochemical pool 81 and an MBR membrane pool 82 which are sequentially arranged and integrated according to the water flow direction. This patent is equipped with OSMMBR system 8, can solve waste water high salt, biochemical oxygen demand/chemical oxygen demand's ratio is low, difficult points such as macromolecular organic matter content and heavy metal, it is good to have guaranteed to go out water quality of water, the quality of water suspended solid is almost zero, need not the secondary sedimentation pond, greatly reduced area and structure cost, and OSMMBR system 8's MBR membrane cisterna 82 has the high-efficient effect of damming of membrane, make the microorganism damming in the reactor completely, the complete separation of reactor hydraulic retention time (HQT) and sludge age (STR) has been realized, make operation control more nimble stable, the easy dilatation of modularized design, it is portable to have, high automation degree, very big reduction operation cost. Further, be equipped with quality of water on-line monitoring system 2, and quality of water on-line monitoring system 21 communicates with water regulation pond 3, alarm 22 sets up in the outside of quality of water on-line monitoring system 21, quality of water on-line monitoring system 21 and alarm 22 are connected with a switch board electricity, alarm 22 sets up in the outside of quality of water on-line monitoring system 21, quality of water on-line monitoring system 21 and alarm 22 are connected with the switch board electricity, quality of water on-line monitoring system 21 feeds back the signal that detects to the switch board, water is discharged from quality of water on-line monitoring system 21's delivery port, when the quality of water of flowing through quality of water on-line monitoring system 21 is unqualified, switch board control alarm 22 reports to the police and reminds the staff, set up like this and can reduce that the water is unusual and influence the system stability.

The working process of the above embodiment is as follows: the leather wastewater is lifted by the water inlet lifting system and the water quality is detected by the water quality online monitoring system 2, if the water quality does not accord with the water quality treatment interval of the system, the water inlet lifting system stops running; if the water quality accords with the system treatment interval, the sewage continuously runs by the water inlet lifting system, enters the water quantity regulating tank 3, is pumped to the materialization tank 4 after the water quantity is regulated according to the requirement, is subjected to materialization reaction in the materialization tank 4 and then enters the sedimentation tank 5, the supernatant in the sedimentation tank 5 flows into the hydrolytic acidification tank 6, the supernatant is subjected to hydrolytic acidification to degrade the macromolecular organic matters difficult to treat into small molecular organic matters and then flows into the anoxic tank 7, denitrification reaction is mainly carried out in the anoxic tank 7 to remove the total nitrogen of the water quality and then flows into the OSMMBR system 8, the sewage is discharged after pollutants such as chemical oxygen demand, ammonia nitrogen, phosphorus, water suspended matters and the like are mainly removed, the sewage reaches the standard and is discharged through the discharge system 9, and the precipitated floc precipitated at the bottom in the sedimentation tank 5 and the total sludge of the OSMMBR system 8 enter the sludge filter pressing system to be transported outside.

The above description is only a preferred embodiment of the application and is illustrative of the principles of the technology employed. It will be understood by those skilled in the art that the scope of the present invention is not limited to the specific combination of the above-mentioned features, but also covers other embodiments formed by any combination of the above-mentioned features or their equivalents without departing from the spirit of the present invention. For example, the above features may be replaced with (but not limited to) features having similar functions disclosed in the present application.

Claims (1)

1. A leather wastewater treatment device is characterized by comprising a water inlet lifting system, a water quality online monitoring system, a water quantity regulating pool, a materialization pool, a sedimentation pool, a hydrolysis acidification pool, an anoxic pool, an OSMMBR system and a discharge system which are sequentially connected, wherein the water inlet lifting system comprises a sewage lifting pump which is sequentially connected through a sewage pipe, the water inlet end of the sewage lifting pump extends into wastewater through the sewage pipe, the water outlet end of the sewage lifting pump is connected with the water quantity regulating pool, the water quality online monitoring system comprises a water quality online monitor and an alarm, the water quality online monitor is communicated with the water quantity regulating pool, the alarm is arranged on the outer side of the water quality online monitor, the water quality online monitor and the alarm are electrically connected with a control cabinet, the leather wastewater treatment device further comprises a sludge filter pressing system, the sludge outlet of the sedimentation pool is connected with a first sludge pipeline, and the sludge outlet of the OSMMBR system is connected with a second sludge pipeline, the export of first sludge conduit and the export of second sludge conduit all link to each other with sludge press filtration system's mud import, the OSMMBR system is including setting gradually and integrated integrative biochemical pond and MBR membrane cisterna according to the rivers direction.

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