CN217535640U - Emergency wastewater treatment device - Google Patents

Abstract

The application relates to a waste water emergency treatment device, include: the device comprises a box body, a filtering device, a first reverse osmosis device and a clear water degassing tower. The filtering device, the first reverse osmosis device and the clear water degassing tower are all arranged in the inner cavity of the box body. The water inlet end of the filtering device is suitable for introducing wastewater to be treated, and the water outlet end of the filtering device is communicated with the water inlet end of the first reverse osmosis device. The concentrated water producing end of the first reverse osmosis device is used for discharging the produced concentrated water, and the clear water producing end of the first reverse osmosis device is communicated with the water inlet end of the clear water degassing tower. The water outlet end of the clear water degassing tower is used for discharging the produced clear water. Through setting up filter equipment, a reverse osmosis unit and clear water degasification tower inside the box, make this application be convenient for transport to carry out emergency treatment to waste water or landfill leachate. The wastewater and the landfill leachate are sequentially treated by a filtering device, a first reverse osmosis device and a clear water degassing tower to form clear water meeting the emission standard.

Description

Emergency wastewater treatment device

Technical Field

The application relates to the technical field of wastewater treatment, in particular to a wastewater emergency treatment device.

Background

With the continuous development of urban industrialization, the discharge amount of wastewater and landfill leachate is increased year by year. Because domestic garbage generally adopts a mixed collection and mixed landfill mode, the garbage components are complex and changeable, the property change range of garbage percolate in each region is large, and the garbage percolate is influenced by various factors such as the type of landfill objects, the landfill method, the scale of a landfill site, the landfill period, weather change and the like, particularly in an area with large rainfall, and due to the washing of a large amount of rainwater, pollutants in the landfill site are leached out by the rainwater, so that the quality of the percolate is deteriorated.

At present, each factory and garbage disposal plant are mostly provided with a wastewater treatment device and a garbage leachate treatment device. However, when the preset wastewater treatment device fails or the amount of precipitation is too large, so that the landfill leachate is rapidly increased, how to perform emergency treatment on the wastewater and the landfill leachate becomes a problem to be solved urgently by the technical staff in the field.

Disclosure of Invention

In view of this, the present application provides a wastewater emergency treatment apparatus, so as to deal with the emergency situation that the preset wastewater treatment apparatus cannot treat a large amount of wastewater or landfill leachate.

According to an aspect of the present application, there is provided a wastewater emergency treatment apparatus including: the device comprises a box body, a filtering device, a first reverse osmosis device and a clear water degassing tower;

the filtering device, the first reverse osmosis device and the clear water degassing tower are all arranged in an inner cavity of the box body;

the water inlet end of the filtering device is suitable for introducing wastewater to be treated, and the water outlet end of the filtering device is communicated with the water inlet end of the first reverse osmosis device;

the concentrated water producing end of the first reverse osmosis device is used for discharging the concentrated water produced, and the clear water producing end of the first reverse osmosis device is communicated with the water inlet end of the clear water degassing tower;

and the water outlet end of the clear water degassing tower is used for discharging the produced clear water.

In one possible implementation, the system further comprises a second reverse osmosis device;

the second reverse osmosis device is arranged in the inner cavity of the box body, and the clear water producing end of the first reverse osmosis device is communicated with the water inlet end of the clear water degassing tower through the second reverse osmosis device.

In one possible implementation manner, the water inlet end of the second reverse osmosis device is communicated with the clear water producing end of the first reverse osmosis device, and the clear water producing end of the second reverse osmosis device is communicated with the water inlet end of the clear water degassing tower;

and the concentrated water producing end of the second reverse osmosis device is communicated with the water inlet end of the first reverse osmosis device.

In one possible implementation, the first reverse osmosis device is a disc tube reverse osmosis membrane module.

In one possible implementation, the reverse osmosis membrane of the first reverse osmosis unit has a circular structure.

In a possible implementation, the system further comprises a first security filter;

the water inlet end of the first safety filter is communicated with the water outlet end of the filtering device, and the water outlet end of the first safety filter is communicated with the water inlet end of the first reverse osmosis device.

In one possible implementation, the system further comprises a second security filter;

the water inlet end of the second cartridge filter is communicated with the fresh water producing end of the first reverse osmosis device, and the water outlet end of the second cartridge filter is communicated with the water inlet end of the second reverse osmosis device.

In one possible implementation, the first reverse osmosis device is provided with a first return line;

and the two ends of the first return pipeline are respectively communicated with the water inlet end of the first reverse osmosis device and the concentrated water producing end of the first reverse osmosis device.

In a possible realization, the second reverse osmosis device is provided with a second return line;

and two ends of the second return pipeline are respectively communicated with the water inlet end of the second reverse osmosis device and the concentrated water producing end of the second reverse osmosis device.

In one possible implementation, the enclosure is a shipping container.

The application is suitable for carrying out emergency treatment on waste water or landfill leachate. Through setting up filter equipment, a reverse osmosis unit and clear water degasification tower inside the box, make this application be convenient for transport to carry out emergency treatment to waste water or landfill leachate. The method comprises the steps of filtering wastewater and landfill leachate by arranging a filtering device, removing particulate matters which can be brought in the wastewater and the landfill leachate, discharging the filtered wastewater and the filtered landfill leachate into a first reverse osmosis device, separating the wastewater and the landfill leachate into concentrated water and clear water by using a membrane separation technology by using the first reverse osmosis device, discharging the produced concentrated water into a concentrated water tank by using a concentrated water producing end of the first reverse osmosis device for subsequent treatment, introducing the produced clear water into a clear water degassing tower from a clear water producing end of the first reverse osmosis device, removing carbon dioxide gas in the water, and discharging clear water meeting discharge standards by using the clear water degassing tower.

Other features and aspects of the present application will become apparent from the following detailed description of exemplary embodiments, which proceeds with reference to the accompanying drawings.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of the specification, illustrate exemplary embodiments, features, and aspects of the application and, together with the description, serve to explain the principles of the application.

FIG. 1 is a view showing a main body structure of an emergency wastewater treatment apparatus according to an embodiment of the present invention.

Detailed Description

Various exemplary embodiments, features and aspects of the present application will be described in detail below with reference to the accompanying drawings. In the drawings, like reference numbers can indicate functionally identical or similar elements. While the various aspects of the embodiments are presented in drawings, the drawings are not necessarily drawn to scale unless specifically indicated.

It should be understood that the terms "center," "longitudinal," "lateral," "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientation or positional relationship indicated in the drawings for convenience in describing the invention or for simplicity in description, and do not indicate or imply that the device or element so indicated must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be considered as limiting the invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

The word "exemplary" is used exclusively herein to mean "serving as an example, embodiment, or illustration. Any embodiment described herein as "exemplary" is not necessarily to be construed as preferred or advantageous over other embodiments.

Furthermore, in the following detailed description, numerous specific details are set forth in order to provide a better understanding of the present application. It will be understood by those skilled in the art that the present application may be practiced without some of these specific details. In some instances, methods, means, elements and circuits that are well known to those skilled in the art have not been described in detail so as not to obscure the present application.

Fig. 1 is a view showing a main body structure of a wastewater emergency treatment apparatus according to an embodiment of the present application. As shown in fig. 1, the emergency wastewater treatment apparatus includes: a box body 100, a filtering device 200, a first reverse osmosis device 300 and a clear water degassing tower 500. The filtering device 200, the first reverse osmosis device 300 and the fresh water degassing tower 500 are all disposed in the inner cavity of the box 100. The water inlet end of the filtering device 200 is adapted for introducing wastewater to be treated, and the water outlet end of the filtering device 200 is communicated with the water inlet end of the first reverse osmosis device 300. The concentrated water producing end of the first reverse osmosis device 300 is used for discharging the produced concentrated water, and the clear water producing end of the first reverse osmosis device 300 is communicated with the water inlet end of the clear water degassing tower 500. The water outlet end of the clear water degassing tower 500 is used for discharging the produced clear water.

The application is suitable for carrying out emergency treatment on waste water or landfill leachate. Through setting up filter equipment 200, first reverse osmosis unit 300 and clear water degasification tower 500 inside box 100, make this application be convenient for transport to carry out emergency treatment to waste water or landfill leachate. By arranging the filtering device 200, the wastewater and the landfill leachate are filtered to remove the particulate matters which can be brought in, the filtered wastewater and the landfill leachate are discharged into the first reverse osmosis device 300, the first reverse osmosis device 300 applies a membrane separation technology to separate the wastewater and the landfill leachate into concentrated water and clear water, the concentrated water produced by the concentrated water producing end of the first reverse osmosis device 300 is discharged into a concentrated water tank for subsequent treatment, the clear water produced by the clear water producing end of the first reverse osmosis device 300 is introduced into the clear water degassing tower 500 to remove carbon dioxide gas in the water, and the clear water degassing tower 500 discharges clear water meeting the discharge standard.

In one possible implementation, a second reverse osmosis apparatus 400 is also included. The second reverse osmosis device 400 is arranged in the inner cavity of the box body 100, and the fresh water producing end of the first reverse osmosis device 300 is communicated with the water inlet end of the fresh water degassing tower 500 through the second reverse osmosis device 400. The second reverse osmosis device 400 is arranged to perform the secondary reverse osmosis treatment on the clean water produced by the first reverse osmosis device 300, so as to further remove organic matters, heavy metals and other harmful substances in the clean water produced by the first reverse osmosis device 300.

In one possible implementation, the water inlet end of the second reverse osmosis device 400 is communicated with the fresh water producing end of the first reverse osmosis device 300, and the fresh water producing end of the second reverse osmosis device 400 is communicated with the water inlet end of the fresh water degassing tower 500. The concentrate producing end of the second reverse osmosis unit 400 is in communication with the water inlet end of the first reverse osmosis unit 300. Clear water produced by the first reverse osmosis device 300 enters the second reverse osmosis device 400, the second reverse osmosis device 400 separates the clear water into clear water and concentrated water, the clear water produced by the second reverse osmosis device 400 is discharged into the clear water degassing tower 500 to be treated into clear water finally produced by the application, the concentrated water produced by the second reverse osmosis device 400 is discharged into the first reverse osmosis device 300 again through the water inlet end of the first reverse osmosis device 300, the clear water and the waste leachate discharged by the filtering device 200 are discharged into the first reverse osmosis device 300 together, and the process is repeated to perform circulating treatment on the waste water and the waste leachate.

In one possible implementation, the first reverse osmosis unit 300 is a disc tube reverse osmosis membrane module. The DTRO (disc tube reverse osmosis) membrane is a form of reverse osmosis, is a membrane component specially used for treating high-concentration sewage, and is the prior art and is not described in detail herein.

In one possible implementation, the reverse osmosis membrane of the first reverse osmosis device 300 has a circular structure. Traditional diaphragm is the octagon, and it can present different angles when the subassembly is inside to be laid, because waste water is constantly making a round trip to turn over the baffling and come and go in the backup pad of membrane, and is very big to diaphragm hem impact force this moment, and the welding right angle limit of the diaphragm of octagon receives the impact and produces comparatively strong vibrations, leads to the diaphragm to be punctured by the protruding decorative pattern of backup pad, and the phenomenon that consequently shows is exactly the damage and the decline of desalination performance of diaphragm. And adopt circular structure with the diaphragm, when it was laid in the subassembly, can not have the right angle welding limit to receive the impact of feed liquid to very big improvement the diaphragm at the inside stability of subassembly, reduced the possibility of impaling, thereby improved the operating stability, prolonged the life of membrane.

Here, it should be noted that the second reverse osmosis unit 400 is also a disk-tube type reverse osmosis membrane module, and the reverse osmosis membrane of the second reverse osmosis unit 400 is also a circular structure.

In one possible implementation, a first security filter 310 is also included. The water inlet end of the first safety filter 310 is communicated with the water outlet end of the filtering device 200, and the water outlet end of the first safety filter 310 is communicated with the water inlet end of the first reverse osmosis device 300. By arranging the first safety filter 310, the wastewater and the landfill leachate entering the first reverse osmosis device 300 are further filtered. First safety filter 310 carries out effectual getting rid of to residue, suspended solid and the colloidal substance in waste water and the landfill leachate, can effectually hold back through sand, and the carbon filtration system handles the direct particulate matter that is greater than 5 microns of back aquatic, guarantees to get into the clean limpidity of first reverse osmosis unit 300 water, and more main purpose is that the effective protection reverse osmosis membrane is not early to be blockked up, by the fish tail to prolong the life of this application.

In one possible implementation, a second burst filter 410 is also included. The water inlet of the second cartridge filter 410 is connected to the fresh water producing end of the first reverse osmosis unit 300, and the water outlet of the second cartridge filter 410 is connected to the water inlet of the second reverse osmosis unit 400. The second safety filter 410 functions as the first safety filter 310, and filters the concentrated water entering the second reverse osmosis device 400 to prolong the service life of the present application.

In one possible implementation, the first reverse osmosis apparatus 300 is provided with a first return pipe 320. Both ends of the first backflow pipe 320 are respectively communicated with the water inlet end of the first reverse osmosis device 300 and the concentrated water outlet end of the first reverse osmosis device 300. Through setting up first return line 320, make the clear water of the output of first reverse osmosis unit 300 return flow again and advance into first reverse osmosis unit 300, together handle with first safety filter 310 exhaust waste water and landfill leachate to reduce waste water and landfill leachate's concentration, and then reduce the concentration difference at the reverse osmosis membrane both ends of first reverse osmosis unit 300, reach the effect that improves permeation efficiency.

In one possible implementation, the second reverse osmosis apparatus 400 is provided with a second return line 420. Two ends of the second backflow pipeline 420 are respectively communicated with the water inlet end of the second reverse osmosis device 400 and the concentrated water outlet end of the second reverse osmosis device 400. The second return line 420 has the same principle as the first return line 320, and can improve the permeation efficiency of the second reverse osmosis apparatus 400.

Here, it should be noted that the first and second reverse osmosis units 300 and 400 are respectively provided with a first and second regulating valves 330 and 430 for regulating the operating pressures in the first and second reverse osmosis units 300 and 400.

Here, it should be noted that, two or more booster pumps 600 are further included, and those skilled in the art can flexibly set the pressure according to actual use conditions as long as the first reverse osmosis apparatus 300 and the second reverse osmosis apparatus 400 can reach the working pressure.

In one possible implementation, the enclosure 100 is a shipping container. The present application is adaptable to large lifting machinery and transportation vehicles where the size and type of container is not specifically limited.

Having described embodiments of the present application, the foregoing description is intended to be exemplary, not exhaustive, and not limited to the disclosed embodiments. Many modifications and variations will be apparent to those of ordinary skill in the art without departing from the scope and spirit of the described embodiments. The terminology used herein was chosen in order to best explain the principles of the embodiments, the practical application, or improvements to the technology in the marketplace, or to enable others of ordinary skill in the art to understand the embodiments disclosed herein.

Claims (10)

1. An emergency wastewater treatment device, comprising: the device comprises a box body, a filtering device, a first reverse osmosis device and a clear water degassing tower;

the filtering device, the first reverse osmosis device and the clear water degassing tower are all arranged in an inner cavity of the box body;

the water inlet end of the filtering device is suitable for introducing wastewater to be treated, and the water outlet end of the filtering device is communicated with the water inlet end of the first reverse osmosis device;

the concentrated water producing end of the first reverse osmosis device is used for discharging the concentrated water produced, and the clear water producing end of the first reverse osmosis device is communicated with the water inlet end of the clear water degassing tower;

and the water outlet end of the clear water degassing tower is used for discharging the produced clear water.

2. The wastewater emergency treatment device according to claim 1, further comprising a second reverse osmosis device;

the second reverse osmosis device is arranged in the inner cavity of the box body, and the clean water producing end of the first reverse osmosis device is communicated with the water inlet end of the clean water degassing tower through the second reverse osmosis device.

3. The wastewater emergency treatment device of claim 2, wherein the water inlet end of the second reverse osmosis device is communicated with the clear water producing end of the first reverse osmosis device, and the clear water producing end of the second reverse osmosis device is communicated with the water inlet end of the clear water degassing tower;

and the concentrated water producing end of the second reverse osmosis device is communicated with the water inlet end of the first reverse osmosis device.

4. The emergency wastewater treatment device of claim 1, wherein the first reverse osmosis device is a disc-tube reverse osmosis membrane module.

5. The wastewater emergency treatment device of claim 4, wherein the reverse osmosis membrane of the first reverse osmosis unit has a circular configuration.

6. The emergency wastewater treatment plant according to claim 1, further comprising a first safety filter;

the water inlet end of the first safety filter is communicated with the water outlet end of the filtering device, and the water outlet end of the first safety filter is communicated with the water inlet end of the first reverse osmosis device.

7. The emergency wastewater treatment apparatus according to claim 3, further comprising a second cartridge filter;

the water inlet end of the second cartridge filter is communicated with the fresh water producing end of the first reverse osmosis device, and the water outlet end of the second cartridge filter is communicated with the water inlet end of the second reverse osmosis device.

8. The emergency wastewater treatment plant according to claim 1, characterized in that said first reverse osmosis unit is provided with a first return line;

and the two ends of the first return pipeline are respectively communicated with the water inlet end of the first reverse osmosis device and the concentrated water producing end of the first reverse osmosis device.

9. The emergency wastewater treatment plant according to claim 2, characterized in that said second reverse osmosis unit is provided with a second return line;

and two ends of the second return pipeline are respectively communicated with the water inlet end of the second reverse osmosis device and the concentrated water producing end of the second reverse osmosis device.

10. The emergency wastewater treatment apparatus according to claim 1, wherein the tank is a container.

Images