CN113511770A

CN113511770A - Sewage treatment system in xylene course of working

Info

Publication number: CN113511770A
Application number: CN202111066362.7A
Authority: CN
Inventors: 张健雄; 王忠冬; 熊畅; 储巍巍
Original assignee: Jiangsu Feiya Chemical Industry Group Co ltd
Current assignee: Jiangsu Feiya Chemical Industry Group Co ltd
Priority date: 2021-09-13
Filing date: 2021-09-13
Publication date: 2021-10-19

Abstract

The invention discloses a sewage treatment system in a xylene processing process, which belongs to the technical field of sewage treatment and comprises a filter assembly, a plate-type filter cylinder and a rectifying tower, wherein the filter assembly also comprises a honeycomb filter plate and a peat plate, the honeycomb filter plate and the peat plate are supported and connected through supporting pillars, the bottom of the filter assembly is provided with a collision bearing cover, the bottom of the collision bearing cover is fixedly connected with a connecting cylinder, and one side of the connecting cylinder is communicated with a connecting pipe; according to the invention, the arranged filter component is matched with the arranged honeycomb filter plate and the peat plate, under the heating action of the heating component, xylene in the wastewater can be further condensed, so that the xylene is adsorbed and filtered by the peat plate and the filter columns in the honeycomb filter holes, and meanwhile, the arranged filling layer is matched with the ceramic balls for adsorption, so that the wastewater can be further treated when passing through the activated carbon adsorption plate.

Description

Sewage treatment system in xylene course of working

Technical Field

The invention relates to the technical field of sewage treatment, in particular to a sewage treatment system in a xylene processing process.

Background

Xylene is an organic compound, which is industrially a mixture of benzene isomers, has a certain toxicity, is easily poisoned by inhalation or misuse, has a strong irritation to eyes and respiratory tracts, and has a certain anesthetic effect at high concentrations, and thus is a dangerous gas. During the production and processing of xylene, a certain amount of xylene is discharged into the environment of nature along with waste water in production and processing under the action of pressure and external factors, and the xylene contained in the waste water can cause environmental pollution if the xylene is directly discharged without any treatment.

However, in the existing xylene sewage treatment, xylene is usually filtered for multiple times to meet the later discharge standard, but the filtering method removes a certain content of xylene in the wastewater, but when the xylene in the wastewater is removed, the xylene is easily contacted with other solvents, so that other pollutants are generated again, and further diffusion of the xylene is caused. Therefore, a sewage treatment system in the xylene processing process is provided.

Disclosure of Invention

1. Technical problem to be solved

Aiming at the defects of the prior art, the invention provides a sewage treatment system in a xylene processing process, which is used for solving the problems in the background technology.

2. Technical scheme

In order to solve the above problems, the present invention adopts the following technical solutions.

The sewage treatment system in the xylene processing process comprises a filtering component, a plate-type filtering cylinder and a rectifying tower, wherein the filtering component also comprises a honeycomb filtering plate and a peat plate, the honeycomb filtering plate and the peat plate are supported and connected through supporting pillars, a conflict bearing cover is arranged at the bottom of the filtering component, a connecting cylinder is fixedly connected to the bottom of the conflict bearing cover, and a connecting pipe is communicated with one side of the connecting cylinder; the bottom of the plate-type filter cylinder is provided with a drainage tube, the other end of the drainage tube is connected with an auxiliary cylinder, the top of the auxiliary cylinder is connected with one end of a connecting pipe, and the inner side of the plate-type filter cylinder is provided with a plate-type filter inner core; circular through-hole has been seted up to one side of rectifying column, and is connected with the circulation pipe, the other end of circulation pipe links to each other with the top of plate filter cartridge is fixed, circular through-hole has been seted up to the opposite side of rectifying column, and is connected with the outlet pipe.

Through the design of the technical scheme, the xylene existing in the sewage can be better fractionated by utilizing the arranged rectifying tower, and the xylene is purified simultaneously, so that the use requirement is met.

As a further improvement of the invention, the top of the filtering component is provided with a plurality of grooves and is connected with a sealing strip, the top of the filtering component is provided with a sealing cover, the bottom of the sealing cover is matched with the sealing strip, and the top of the sealing cover is provided with a circular through hole and is connected with a water inlet pipe.

Through the design of the technical scheme, the sealing cover and the filtering component which are arranged can be better assembled by utilizing the arranged sealing strip.

As a further improvement of the invention, a support frame is arranged on the outer side of the filtering component, the bottom of the support frame is fixedly connected with a bottom plate, and the top of the bottom plate is fixedly connected with the bottom of the connecting cylinder.

Through the design of the technical scheme, the requirement of installing the filtering component is met by utilizing the supporting frame.

As a further improvement of the invention, a first circulating pump is arranged on the inner side of the connecting pipe, a second circulating pump is arranged at the bottom of the auxiliary cylinder, and one end of the second circulating pump is connected with one end of the drainage pipe.

As a further improvement of the invention, a support bracket is arranged below the auxiliary cylinder, the bottom of the support bracket is fixedly connected with the top of the bottom plate, and the support bracket is positioned above the second circulating pump.

As a further improvement of the invention, the inner side of the filtering component is fixedly connected with a heat insulation frame, and the inner side of the heat insulation frame is fixedly connected with a plurality of inner frames which are arranged in an annular shape and are fixedly connected with the outer sides of the honeycomb filter plates.

As a further improvement of the invention, the front surface of the peat plate is provided with a groove and is connected with a heating component, the outer side of the peat plate is clamped with a clamping frame, and the clamping frame is fixedly connected with the inner side of the filtering component.

Through the design of above-mentioned technical scheme, utilize heating element's use, can heat sewage when sewage filters to improve the adsorption efficiency of peat board to the xylol in the sewage.

As a further improvement of the honeycomb filter plate, a plurality of honeycomb through holes are formed in the plate body of the honeycomb filter plate at equal intervals and are connected with honeycomb filter holes, a reinforcing frame is fixedly connected to the inner side of each honeycomb filter hole, a positioning rod is fixedly connected to the middle of the inner side of each reinforcing frame, and a filter column is connected to the outer side of each positioning rod in an annular mode.

Through the design of the technical scheme, the combination between the filter columns and the arranged positioning rods is utilized, and the honeycomb filter plate and the honeycomb filter holes can be combined better.

As a further improvement of the invention, the top and the bottom of the plate-type filter cylinder are both connected with bases, the two bases are respectively connected with the circulation conduit and one end of the drainage tube in a sealing way, and the inner side of the plate-type filter cylinder is provided with a plate-type filter inner core.

Through the design of the technical scheme, the plate-type filter inner core and the plate-type filter cartridge are utilized, sewage can be further treated again, and the sewage can be treated more quickly after entering the rectifying tower.

As a further improvement of the invention, a plurality of plate-type filtering inner cores are provided, the middle part of the plate-type filtering inner core is provided with a circular through hole and is connected with a support rod, the top and the bottom of the plate-type filtering inner core are both provided with an activated carbon adsorption plate, the middle part of the plate-type filtering inner core is provided with a groove and a filling layer, and the filling layer is a ceramic filtering ball.

Through the design of the technical scheme, the plate-type filter inner core combination of ceramic filter ball and setting is utilized, sewage can be filtered again between entering into the rectifying tower at sewage, pollutants in the sewage can be further removed, and the treatment pressure of later stage sewage is reduced.

3. Advantageous effects

Compared with the prior art, the invention has the advantages that:

(1) according to the invention, the arranged filter component is matched with the arranged honeycomb filter plate and the peat plate, under the heating action of the heating component, xylene in the wastewater can be further condensed, so that the xylene is adsorbed and filtered by the peat plate and the filter columns in the honeycomb filter holes, and meanwhile, the arranged filling layer is matched with the ceramic balls for adsorption, so that the wastewater can be further treated when passing through the activated carbon adsorption plate.

(2) The invention can purify the dimethylbenzene by using different distillation temperatures of the dimethylbenzene and other substances through the arranged rectifying tower, thereby quickly carrying out secondary treatment on the sewage needing to be discharged, better meeting the discharge requirement when the sewage is discharged, simultaneously recycling the dimethylbenzene, recycling the recycled dimethylbenzene again, further saving the cost and protecting the environment.

(3) The invention can be combined with the plate-type filtering inner core through the arranged filling layer (ceramic filtering ball), can filter the sewage again when the sewage enters the rectifying tower, can further remove pollutants in the sewage, lightens the treatment pressure of the sewage in the later period, can better protect the environment, and can reduce the consumption of consumables during sewage treatment because the ceramic filtering ball can be reused.

Drawings

FIG. 1 is a schematic view of a combined structure of a filtration module and a rectifying tower according to the present invention;

FIG. 2 is a schematic top view of the filter assembly of the present invention;

fig. 3 is a schematic top view of a peat board according to the present invention;

FIG. 4 is a schematic cross-sectional view of a honeycomb filter of the present invention;

FIG. 5 is a schematic cross-sectional view of a filter assembly according to the present invention;

FIG. 6 is a schematic perspective view of a panel filter according to the present invention;

FIG. 7 is a schematic view of a half-section structure of the plate-type filter core according to the present invention;

FIG. 8 is a schematic view of the flow structure of a sewage treatment system according to the present invention

The reference numbers in the figures illustrate:

01. a base plate; 02. a water outlet pipe; 03. a rectifying tower; 04. a circulation conduit; 05. an auxiliary cylinder; 06. a connecting pipe; 07. a sealing cover; 08. a water inlet pipe; 09. a filter assembly; 10. a support frame; 11. is abutted against the bearing cover; 12. a connecting cylinder; 13. a first circulating pump; 14. a second circulating pump; 15. a drainage tube; 16. a plate-type filter cartridge; 17. an inner frame; 18. a honeycomb filter plate; 19. honeycomb filter holes; 20. a support pillar; 21. a heat insulation frame; 22. a sealing strip; 23. a peat board; 24. a heating assembly; 25. clamping the frame; 26. a filtration column; 27. positioning a rod; 28. reinforcing the frame; 29. a plate-type filtering inner core; 30. a base; 31. a support bar; 32. an activated carbon adsorption plate; 33. and (5) filling the layer.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention; it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention.

Example 1:

please refer to fig. 1 and 8:

the invention relates to a sewage treatment system in a xylene processing process, which comprises a filtering component 09, a plate-type filter cylinder 16 and a rectifying tower 03, wherein the filtering component 09 further comprises a honeycomb filter plate 18 and a peat plate 23, the honeycomb filter plate 18 and the peat plate 23 are supported and connected through a support pillar 20, the bottom of the filtering component 09 is provided with a collision bearing cover 11, the bottom of the collision bearing cover 11 is fixedly connected with a connecting cylinder 12, and one side of the connecting cylinder 12 is communicated with a connecting pipe 06; a drainage tube 15 is arranged at the bottom of the plate-type filter cartridge 16, the other end of the drainage tube 15 is connected with an auxiliary cylinder 05, the top of the auxiliary cylinder 05 is connected with one end of a connecting tube 06, and a plate-type filter inner core 29 is arranged on the inner side of the plate-type filter cartridge 16; circular through-hole has been seted up to one side of rectifying column 03, and be connected with circulation pipe 04, the other end of circulation pipe 04 links to each other with the top of plate filter cartridge 16 is fixed, circular through-hole has been seted up to the opposite side of rectifying column 03, and be connected with outlet pipe 02, design through the above-mentioned technical scheme, the xylene to existence in the sewage that the rectifying column 03 that utilizes the setting can be better carries out the fractional distillation treatment, purify xylene simultaneously, satisfy the needs that use, when using, introduce the filtering component 09 that sets up with sewage through inlet tube 08 and work as well, work as well at filtering component 09, through filterable mode, detach most pollutants, concentrate xylene simultaneously, the sewage that gets into rectifying column 03 at last can be handled sewage through the effect of fractionating.

Example 2:

please refer to fig. 1 and fig. 2, and fig. 3 and fig. 4:

the top of the filter assembly 09 is provided with a plurality of grooves, the filter assembly 09 is connected with a sealing strip 22, the top of the filter assembly 09 is provided with a sealing cover 07, the bottom of the sealing cover 07 is matched with the sealing strip 22, the top of the sealing cover 07 is provided with a circular through hole and is connected with a water inlet pipe 08, the arranged sealing cover 07 and the filter assembly 09 can be better assembled by using the arranged sealing strip 22, the outer side of the filter assembly 09 is provided with a support frame 10, the bottom of the support frame 10 is fixedly connected with a bottom plate 01, the top of the bottom plate 01 is fixedly connected with the bottom of a connecting cylinder 12, the requirement of the filter assembly 09 installation is met by using the support frame 10, the inner side of the filter assembly 09 is fixedly connected with a heat insulation frame 21, the inner side of the heat insulation frame 21 is fixedly connected with a plurality of inner frames 17 which are arranged in an annular shape and is fixedly connected with the outer side of a honeycomb filter plate 18, the front surface of a peat plate 23 is provided with grooves and is connected with a heating assembly 24, the outside joint of peat board 23 has joint frame 25, joint frame 25 links to each other with filtering component 09's inboard is fixed, utilize heating component 24's use, can be when sewage filters, heat sewage, thereby improve the adsorption efficiency of peat board 23 to the xylol in sewage, a plurality of honeycomb through-holes that are have been seted up to honeycomb filter 18's plate body equidistance, and be connected with honeycomb filtration hole 19, honeycomb filtration hole 19's inboard fixedly connected with reinforcement frame 28, reinforcement frame 28's inboard middle part fixedly connected with locating lever 27, locating lever 27's the outside is cyclic annular connection and has the filter post 26, utilize the combination between the locating lever 27 of filter post 26 and setting, can let honeycomb filter 18 and the better combination of honeycomb filtration hole 19.

Example 3:

please refer to fig. 1, fig. 5, fig. 6 and fig. 7:

circulating pump 13 is installed No. one to the inboard of connecting pipe 06, No. two circulating pumps 14 are installed to the bottom of supplementary section of thick bamboo 05, No. two circulating pump 14's one end is connected with the one end of drainage tube 15, the support bracket is installed to the below of supplementary section of thick bamboo 05, the bottom of support bracket links to each other with the top of bottom plate 01 is fixed, the support bracket is located No. two circulating pump 14's top, the top and the bottom of plate-type cartridge filter 16 all are connected with base 30, two base 30 link to each other with the one end of circulation pipe 04 and drainage tube 15 is sealed respectively, the inboard of plate-type cartridge filter 16 is installed the board-type filter core of crossing, utilize the board-type cartridge filter 16 of crossing filter core and setting, can be further carry out retreatment to sewage, make after getting into rectifying column 03, can be faster handled.

When using, through the use of No. two circulating pumps 14, can cooperate circulation pipe 04 and drainage tube 15, can shift sewage, conveniently enter into processing procedure on next step, the board-like cartridge filter 16 that sets up simultaneously when sewage enters into, utilizes the mode of suction, lets sewage enter into wherein again and filters to satisfy the fractionation needs that sewage enters into rectifying column 03.

Example 4:

please refer to fig. 6 and 7:

the board-like filter core that crosses has a plurality ofly, circular through-hole has been seted up and has been connected with bracing piece 31 at the middle part of this board-like filter core, the top and the bottom of board-like filter core all are equipped with activated carbon adsorption plate 32, and the middle part of board-like filter core is seted up flutedly, and be equipped with filling layer 33, this filling layer 33 is ceramic filter ball, through the design of above-mentioned technical scheme, utilize ceramic filter ball and the board-like filter core combination of crossing that sets up, can enter into between the rectifying column 03 at sewage and filter sewage once more, can further remove the pollutant in the sewage, alleviate the treatment pressure of later stage sewage.

The above description is only an embodiment of the present invention, and is not intended to limit the present invention. Various modifications and alterations to this invention will become apparent to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.

The foregoing is only a preferred embodiment of the present invention; the scope of the invention is not limited thereto. Any person skilled in the art should be able to cover the technical scope of the present invention by equivalent or modified solutions and modifications within the technical scope of the present invention.

Claims

1. The utility model provides a sewage treatment system in xylol course of working, includes filter assembly (09), board-like cartridge filter (16) and rectifying column (03), its characterized in that:

the filter assembly (09) further comprises a honeycomb filter plate (18) and a peat plate (23), the honeycomb filter plate (18) is supported and connected with the peat plate (23) through a support column (20), a collision bearing cover (11) is installed at the bottom of the filter assembly (09), a connecting cylinder (12) is fixedly connected to the bottom of the collision bearing cover (11), and a connecting pipe (06) is communicated with one side of the connecting cylinder (12);

the filter comprises a plate-type filter cylinder (16), wherein a drainage tube (15) is arranged at the bottom of the plate-type filter cylinder (16), the other end of the drainage tube (15) is connected with an auxiliary cylinder (05), the top of the auxiliary cylinder (05) is connected with one end of a connecting tube (06), and a plate-type filter inner core (29) is arranged on the inner side of the plate-type filter cylinder (16);

the device comprises a rectifying tower (03), wherein one side of the rectifying tower (03) is provided with a circular through hole and is connected with a circulating guide pipe (04), the other end of the circulating guide pipe (04) is fixedly connected with the top of a plate-type filter cylinder (16), and the other side of the rectifying tower (03) is provided with a circular through hole and is connected with a water outlet pipe (02);

the front of peat board (23) is seted up flutedly, and is connected with heating element (24), the outside joint of peat board (23) has joint frame (25), joint frame (25) and the inboard fixed linking to each other of filtering component (09).

2. The system of claim 1 for treating wastewater from a xylene processing plant, comprising: a plurality of recesses have been seted up at the top of filtering component (09), and have been connected with sealing strip (22), sealed cowling (07) is installed at the top of filtering component (09), the bottom and sealing strip (22) looks adaptation of sealed cowling (07), circular through-hole has been seted up at the top of sealed cowling (07), and has been connected with inlet tube (08).

3. The system of claim 1 for treating wastewater from a xylene processing plant, comprising: the filter assembly is characterized in that a support frame (10) is installed on the outer side of the filter assembly (09), a bottom plate (01) is fixedly connected to the bottom of the support frame (10), and the top of the bottom plate (01) is fixedly connected with the bottom of the connecting cylinder (12).

4. The system of claim 3 for treating wastewater from a xylene processing plant, comprising: no. one circulating pump (13) is installed to the inboard of connecting pipe (06), No. two circulating pumps (14) are installed to the bottom of supplementary section of thick bamboo (05), the one end of No. two circulating pumps (14) is connected with the one end of drainage tube (15).

5. The system of claim 4 for treating wastewater from a xylene processing plant, further comprising: the supporting bracket is installed below the auxiliary barrel (05), the bottom of the supporting bracket is fixedly connected with the top of the bottom plate (01), and the supporting bracket is located above the second circulating pump (14).

6. The system of claim 1 for treating wastewater from a xylene processing plant, comprising: the inside fixedly connected with heat insulating frame (21) of filter assembly (09), the inboard fixedly connected with of heat insulating frame (21) is a plurality of inside casings (17) that are cyclic annular setting, and with the outside fixed connection of honeycomb filter (18).

7. The system of claim 1 for treating wastewater from a xylene processing plant, comprising: a plurality of honeycomb-shaped through holes are formed in the plate body of the honeycomb filter plate (18) at equal intervals and connected with honeycomb filter holes (19), reinforcing frames (28) are fixedly connected to the inner sides of the honeycomb filter holes (19), positioning rods (27) are fixedly connected to the middle portions of the inner sides of the reinforcing frames (28), and filter columns (26) are connected to the outer sides of the positioning rods (27) in an annular mode.

8. The system of claim 1 for treating wastewater from a xylene processing plant, comprising: the top and the bottom of plate-type cartridge filter (16) all are connected with base (30), two base (30) link to each other with the one end seal of circulation pipe (04) and drainage tube (15) respectively, plate-type filtration inner core (29) are installed to the inboard of plate-type cartridge filter (16).

9. The system of claim 8 for treating wastewater from a xylene processing plant, further comprising: the plate-type filter inner core (29) has a plurality of, and circular through-hole has been seted up and has been connected with bracing piece (31) in the middle part of this plate-type filter inner core (29), the top and the bottom of plate-type filter inner core (29) all are equipped with activated carbon adsorption board (32), just the middle part of plate-type filter inner core (29) is seted up flutedly, and is equipped with filling layer (33), and this filling layer (33) are ceramic filter ball.