CN112479413A

CN112479413A - Two-stage ultrafiltration water treatment device

Info

Publication number: CN112479413A
Application number: CN202011574301.7A
Authority: CN
Inventors: 程发彬; 王红卫; 吴强; 吴金键; 高洋; 张砚龙
Original assignee: Hunan Owaite New Material Technology Co ltd
Current assignee: Hunan Owaite New Material Technology Co ltd
Priority date: 2020-12-28
Filing date: 2020-12-28
Publication date: 2021-03-12

Abstract

The invention provides a two-stage ultrafiltration water treatment device, which relates to the field of wastewater treatment and comprises a shell, wherein a filter screen is vertically arranged in the shell and divides the shell into a muddy water area and a clear water area, a wastewater funnel is arranged at the upper end of the muddy water area, a vertical pipeline is connected at the lower end of the wastewater funnel, a waste material outlet is arranged on the left side wall of the muddy water area, an anti-blocking component is arranged on one side of the clear water area of the filter screen, and a first-stage ultrafiltration membrane device and a second-stage ultrafiltration membrane device are vertically arranged in the clear water area. Energy conservation and emission reduction, environmental protection and high practicability.

Description

Two-stage ultrafiltration water treatment device

Technical Field

The invention relates to the field of wastewater treatment, in particular to a two-stage ultrafiltration water treatment device.

Background

Industrial waste water, including industrial waste water, industrial sewage and cooling water, refers to waste water and waste liquid produced in industrial production process, which contains industrial production materials, intermediate products, by-products and pollutants produced in the production process, which are lost along with water.

With the rapid development of industrialization and urbanization processes in China, the discharge amount of industrial wastewater is more and more, the industrial wastewater often contains a large amount of harmful substances such as heavy metal ions, inorganic compounds, organic compounds and the like, if the treatment is not up to standard, the substances entering the environment can generate wide and serious harm to the ecological environment and human beings, even the substances are enriched in organisms through food chains, respiration or direct contact paths, thus threatening the health of the organisms and human bodies, and even causing gene mutation or inducing cancers when the treatment is serious; if the concentration of heavy metal ions, inorganic compounds and organic compounds in the treated wastewater is only close to the discharge standard, the industrial wastewater can be directly discharged and cannot be reused, so that the great waste of water resources can be caused, the requirement of sustainable development is not met, the public health is guaranteed, the harmful substances such as heavy metals, inorganic compounds, organic compounds and the like in the industrial wastewater can be reasonably and effectively removed, the reuse rate of the treated wastewater is improved, the problem becomes an important problem of common attention of human beings, and the existing industrial wastewater cannot reach the standard of recovery or discharge after being treated.

Disclosure of Invention

The invention aims to provide a two-stage ultrafiltration water treatment device to solve the technical problems.

In order to solve the technical problems, the invention adopts the following technical scheme: a two-stage ultrafiltration water treatment device comprises a shell, wherein a filter screen is vertically arranged in the shell and divides the shell into a muddy water area and a clear water area, a wastewater funnel is arranged at the upper end of the muddy water area, a vertical pipeline is connected to the lower end of the wastewater funnel, a waste material outlet is formed in the left side wall of the muddy water area, and an anti-blocking assembly is arranged on one side of the clear water area of the filter screen;

clear water area's inside vertical installation has one-level milipore filter device and second grade milipore filter device, and one-level milipore filter device and second grade milipore filter device structure are the same, and one-level milipore filter device is located the left side of second grade milipore filter device, the filtration aperture of one-level milipore filter device is greater than second grade milipore filter device, and one-level milipore filter device includes the mounting groove, the inside slidable mounting of mounting groove has fixed frame, and fixed frame's inboard fixed mounting has the milipore filter, the limiting plate is installed to fixed frame's upper end, carbon adsorption equipment is installed on second grade milipore filter device's right side.

Preferably, the distance between the lower end of the vertical pipeline and the bottom of the muddy water area is 8-10 cm.

Preferably, sealing plugs are arranged on the waste outlet and the liquid outlet.

Preferably, the edge position of the filter screen is tightly connected with the inner side wall of the shell.

Preferably, prevent that stifled subassembly includes the air pump, air pump fixed mounting is in the last top of shell, be connected with the gas transmission hose on the output of air pump, the vertical two telescopic links of installing in inboard top of shell, the lower extreme fixed mounting of telescopic link has the gas storage bin, and the gas storage bin is cuboid cavity structures, and the left side of gas storage bin is provided with the air nozzle, the end of gas transmission hose passes behind the top of shell and communicates with the right side of gas storage bin.

Preferably, the air nozzles are uniformly arranged on the measuring wall of the air storage bin, and the air outlet direction of the air nozzles is perpendicular to the filter screen.

Preferably, the length of the gas storage bin is equal to the width of the filter screen.

Preferably, the carbon adsorption device comprises a fixing box which is of a cuboid cavity structure, holes are uniformly formed in the wall of the fixing box, a sliding groove is fixedly formed in the inner side wall of the shell, the fixing box is slidably mounted in the sliding groove, and a sealing plate is arranged at the upper end of the fixing box.

Preferably, the inside of the fixing box is filled with activated carbon particles, and the radius of the activated carbon particles is larger than that of the holes.

The invention has the beneficial effects that:

according to the invention, through the arrangement of the filter screen, the liquid in the muddy water area is filtered by the filter screen and then enters the clear water area, large-particle impurities in the wastewater can be completely filtered by the filter screen and are left in the muddy water area, so that the influence of the impurities on the first-stage ultrafiltration membrane device and the second-stage ultrafiltration membrane device is prevented, through the arrangement of the first-stage ultrafiltration membrane device, the first-stage filtration of the liquid in the clear water area can be realized, through the arrangement of the second-stage ultrafiltration membrane device, the liquid in the clear water area can be subjected to second-stage filtration, the effect of the second-stage filtration is better than that of the first-stage filtration, through the arrangement of the mounting groove and the fixed frame, the cleaning and the dismounting of the ultrafiltration membranes in the first-stage ultrafiltration membrane device and the second-stage ultrafiltration membrane device are more convenient, through the arrangement of the carbon adsorption device, the final adsorption effect can be performed after the liquid filtration, the gas storage bin is characterized in that gas in the gas storage bin is sprayed out from the gas nozzle, impurities on the filter screen are all sent to the muddy water area, and the filter screen is clean.

Drawings

Fig. 1 is a schematic perspective view of a two-stage ultrafiltration water treatment device according to the present invention;

FIG. 2 is a schematic view of the internal structure of the present invention;

FIG. 3 is a schematic structural diagram of a first-stage ultrafiltration membrane apparatus according to the present invention;

FIG. 4 is a schematic perspective view of an installation groove according to the present invention;

FIG. 5 is a schematic structural view of the anti-blocking assembly of the present invention;

FIG. 6 is a schematic view of a carbon adsorption apparatus according to the present invention;

reference numerals: 1. a housing; 2. a filter screen; 3. a muddy water zone; 4. a clear water zone; 5. a wastewater funnel; 6. a vertical conduit; 7. a waste outlet; 8. an anti-clogging component; 801. an air pump; 802. a gas hose; 803. a telescopic rod; 804. a gas storage bin; 805. an air nozzle; 9. a first-stage ultrafiltration membrane device; 901. mounting grooves; 902. a fixed frame; 903. ultrafiltration membranes; 904. a limiting plate; 10. a second-stage ultrafiltration membrane device; 11. a carbon adsorption device; 11a, fixing a box; 11b, holes; 11c, a chute; 11d, a sealing plate; 12. and a liquid outlet.

Detailed Description

In order to make the technical means, the original characteristics, the achieved purposes and the effects of the invention easily understood, the invention is further described below with reference to the specific embodiments and the attached drawings, but the following embodiments are only the preferred embodiments of the invention, and not all embodiments. Based on the embodiments in the implementation, other embodiments obtained by those skilled in the art without any creative efforts belong to the protection scope of the present invention.

Specific embodiments of the present invention are described below with reference to the accompanying drawings.

Example 1

As shown in fig. 1-4, a two-stage ultrafiltration water treatment device comprises a housing 1, wherein a filter screen 2 is vertically arranged inside the housing 1, the housing 1 is divided into a muddy water area 3 and a clear water area 4 by the filter screen 2, a wastewater funnel 5 is arranged at the upper end of the muddy water area 3, a vertical pipeline 6 is connected to the lower end of the wastewater funnel 5, a waste material outlet 7 is arranged on the left side wall of the muddy water area 3, and an anti-blocking component 8 is arranged on one side of the filter screen 2, which is located on the clear water area 4;

clear water zone 4's inside vertical first order milipore filter device 9 and second grade milipore filter device 10 of installing, and first order milipore filter device 9 is the same with second grade milipore filter device 10 structure, first order milipore filter device 9 is located the left side of second grade milipore filter device 10, the filtration aperture of first order milipore filter device 9 is greater than second grade milipore filter device 10, first order milipore filter device 9 includes mounting groove 901, the inside slidable mounting of mounting groove 901 has fixed frame 902, fixed frame 902's inboard fixed mounting has milipore filter 903, limiting plate 904 is installed to fixed frame 902's upper end, carbon adsorption equipment 11 is installed on second grade milipore filter device 10's right side, the right-hand member.

The working principle is as follows:

in the working process of the whole device, wastewater to be treated is poured from a wastewater funnel 5, then the wastewater enters a muddy water area 3 along a vertical pipeline 6, the wastewater gradually precipitates and calms in the muddy water area 3, liquid in the muddy water area 3 enters a clear water area 4 after being filtered by a filter screen 2, large particle impurities in the wastewater are all filtered by the filter screen 2 and are left in the muddy water area 3, the liquid in the clear water area 4 firstly passes through a first-stage ultrafiltration membrane device 9 to filter smaller particle impurities in the liquid, then the liquid enters a space between the first-stage ultrafiltration membrane device 9 and a second-stage ultrafiltration membrane device 10, then the liquid is continuously filtered by the second-stage ultrafiltration membrane device 10, the filtering pore diameter of the second-stage ultrafiltration membrane device 10 is smaller than that of the first-stage ultrafiltration membrane device 9, the filtering effect is better, and finally the liquid reaching the right side area of the second-stage ultrafiltration membrane device 10 is the cleanest liquid, then the liquid passes through the carbon adsorption device 11, the colored and odorous impurities in the liquid are adsorbed, and finally the treated liquid is discharged from the liquid outlet 12, so that the whole double-stage wastewater treatment work is completed.

When the first-stage ultrafiltration membrane device 9 needs to be cleaned or maintained, the fixing frame 902 is pulled out from the inside of the mounting groove 901, then the ultrafiltration membrane 903 on the inner side of the fixing frame 902 can be cleaned, then the fixing frame 902 is mounted in the mounting groove 901 again, and the cleaning mode of the second-stage ultrafiltration membrane device 10 is the same as that of the first-stage ultrafiltration membrane device 9.

Example 2

As shown in fig. 1-6, a two-stage ultrafiltration water treatment device comprises a housing 1, wherein a filter screen 2 is vertically arranged inside the housing 1, the housing 1 is divided into a muddy water area 3 and a clear water area 4 by the filter screen 2, a wastewater funnel 5 is arranged at the upper end of the muddy water area 3, a vertical pipeline 6 is connected to the lower end of the wastewater funnel 5, a waste material outlet 7 is arranged on the left side wall of the muddy water area 3, and an anti-blocking component 8 is arranged on one side of the filter screen 2, which is located on the clear water area 4;

Prevent stifled subassembly 8 includes air pump 801, air pump 801 fixed mounting is in the last top of shell 1, is connected with gas transmission hose 802 on air pump 801's the output, and the vertical two telescopic links 803 of installing in the inboard top of shell 1, the lower extreme fixed mounting of telescopic link 803 have gas storage bin 804, and gas storage bin 804 is cuboid cavity structures, and the left side of gas storage bin 804 is provided with air nozzle 805, and the right side intercommunication with gas storage bin 804 behind the top of shell 1 is passed to the end of gas transmission hose 802.

Carbon adsorption device 11 is including fixed box 11a, and fixed box 11a is cuboid cavity structures, evenly is provided with hole 11b on fixed box 11 a's the wall of surveying, and the fixed spout 11c that is provided with on the inside wall of shell 1, fixed box 11a slidable mounting is in spout 11c, and fixed box 11 a's upper end is provided with closing plate 11 d.

The working principle is as follows:

when the impurity that blocks up on the surface of filter screen 2 needs to be cleared up, start air pump 801 and telescopic link 803, telescopic link 803 will drive gas storage bin 804 downstream after the extension, start air pump 801 and arrange the air current through gas transmission hose 802 to gas storage bin 804, in the downstream of gas storage bin 804, gas transmission hose 802 can lengthen gradually, follow gas storage bin 804 and reciprocate synchronous flexible, then the gas will be followed air nozzle 805 blowout in the gas storage bin 804, finally jet-propelled towards filter screen 2, then jet-propelled towards muddy water district 3 with impurity on the filter screen 2, all deliver to muddy water district 3 with impurity on the filter screen 2, make filter screen 2 become clean.

When the activated carbon inside the carbon adsorption device 11 needs to be replaced, the whole fixed box 11a is drawn out from the chute 11c, then the sealing plate 11d is opened, the activated carbon particles inside the fixed box 11a can be poured out, then new activated carbon particles are replaced, then the sealing plate 11d is closed again, and finally the fixed box 11a is reinstalled inside the housing 1 along the chute 11 c.

In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the preferred embodiments of the present invention are described in the above embodiments and the description, and are not intended to limit the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. A two-stage ultrafiltration water treatment device comprises a housing (1), and is characterized in that:

a filter screen (2) is vertically arranged in the shell (1), the shell (1) is divided into a muddy water area (3) and a clear water area (4) by the filter screen (2), a waste water funnel (5) is arranged at the upper end of the muddy water area (3), a vertical pipeline (6) is connected to the lower end of the waste water funnel (5), a waste material outlet (7) is arranged on the left side wall of the muddy water area (3), and an anti-blocking assembly (8) is arranged on one side of the clear water area (4) of the filter screen (2);

a first-stage ultrafiltration membrane device (9) and a second-stage ultrafiltration membrane device (10) are vertically arranged in the clear water area (4), the first-stage ultrafiltration membrane device (9) and the second-stage ultrafiltration membrane device (10) have the same structure, the first-stage ultrafiltration membrane device (9) is positioned at the left side of the second-stage ultrafiltration membrane device (10), the filtering aperture of the first-stage ultrafiltration membrane device (9) is larger than that of the second-stage ultrafiltration membrane device (10), the first-stage ultrafiltration membrane device (9) comprises an installation groove (901), a fixed frame (902) is slidably arranged in the mounting groove (901), an ultrafiltration membrane (903) is fixedly arranged on the inner side of the fixed frame (902), a limiting plate (904) is arranged at the upper end of the fixed frame (902), a carbon adsorption device (11) is arranged on the right side of the secondary ultrafiltration membrane device (10), and a liquid outlet (12) is arranged at the position, close to the lower end, of the right end of the shell (1).

2. The two-stage ultrafiltration water treatment device of claim 1, wherein: the distance between the lower end of the vertical pipeline (6) and the bottom of the muddy water area (3) is 8-10 cm.

3. The two-stage ultrafiltration water treatment device of claim 1, wherein: sealing plugs are arranged on the waste outlet (7) and the liquid outlet (12).

4. The two-stage ultrafiltration water treatment device of claim 1, wherein: the edge position of the filter screen (2) is tightly connected with the inner side wall of the shell (1).

5. The two-stage ultrafiltration water treatment device of claim 1, wherein: prevent stifled subassembly (8) including air pump (801), air pump (801) fixed mounting is in the last top of shell (1), be connected with gas transmission hose (802) on the output of air pump (801), the vertical two telescopic links (803) of installing in inboard top of shell (1), the lower extreme fixed mounting of telescopic link (803) has gas storage bin (804), and gas storage bin (804) are cuboid cavity structures, and the left side of gas storage bin (804) is provided with air nozzle (805), the end of gas transmission hose (802) pass behind the top of shell (1) with the right side intercommunication of gas storage bin (804).

6. The two-stage ultrafiltration water treatment device of claim 5, wherein: the air nozzles (805) are uniformly arranged on the side wall of the air storage bin (804), and the air outlet direction of the air nozzles (805) is vertical to the filter screen (2).

7. The two-stage ultrafiltration water treatment device of claim 5, wherein: the length of the gas storage bin (804) is equal to the width of the filter screen (2).

8. The two-stage ultrafiltration water treatment device of claim 1, wherein: carbon adsorption equipment (11) are including fixed box (11 a), and fixed box (11 a) are cuboid cavity structures, evenly are provided with hole (11 b) on the survey wall of fixed box (11 a), the fixed spout (11 c) that is provided with on the inside wall of shell (1), fixed box (11 a) slidable mounting is in spout (11 c), the upper end of fixed box (11 a) is provided with closing plate (11 d).

9. The two-stage ultrafiltration water treatment device of claim 8, wherein: the inside of the fixed box (11 a) is filled with activated carbon particles, and the radius of the activated carbon particles is larger than that of the holes (11 b).