Concentrated water recovery treatment device for purified water system

By designing a concentrated wastewater recovery and treatment device, and using filter cylinders and activated carbon to treat concentrated wastewater from pharmaceutical production, the problem of direct discharge of concentrated wastewater has been solved, achieving effective utilization of concentrated wastewater and environmental protection.

CN223722856UActive Publication Date: 2025-12-26LONG-RANG PHARM CO LTD GUIZHOU CHINA
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Patent Information

Application Number
CN202423283551.1
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-12-30
Publication Date
2025-12-26
Estimated Expiration
2034-12-30

AI Technical Summary

Technical Problem

The concentrated wastewater generated during pharmaceutical production contains large particulate impurities and dissolved pollutants. Direct discharge of this wastewater would waste resources, cause environmental pollution, and increase costs for businesses.

Method used

Design a concentrated water recovery and treatment device, which includes a coarse filter cartridge and a purification cartridge. It uses a filter screen and activated carbon to filter impurities and adsorb pollutants, and automatically cleans the filter holes through a cleaning component. The discharged water is used for non-potable water in the plant area.

Benefits of technology

It enables the effective recycling of concentrated wastewater, reduces enterprise costs, avoids environmental pollution, and automates the cleaning process, making it easy to use.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model provides a concentrated water recovery treatment device for a purified water system, which comprises a support frame, and a coarse filter cylinder and a purification cylinder which are arranged on the support frame at an interval, one side of the top of the coarse filter cylinder is communicated with a concentrated water inlet pipe, a connecting pipeline is communicated between the lower part of the coarse filter cylinder and the upper part of the purification cylinder, and a filter screen cylinder is arranged in the coarse filter cylinder; the upper end of the filter screen cylinder is tightly attached to the inner wall of the coarse filter cylinder, a cleaning assembly used for cleaning the inner wall of the filter screen cylinder is arranged in the filter screen cylinder, the bottom end of the coarse filter cylinder is communicated with a slag discharging pipe, the bottom end of the filter screen cylinder is communicated with the slag discharging pipe, a partition plate is horizontally arranged in the purification cylinder, a plurality of through holes are formed in the partition plate at intervals, and filter screen bags are arranged in the through holes. The bottom end of the purification cylinder is communicated with a drainage pipe, control valves are arranged in the slag discharge pipe and the drainage pipe, and the bottom end of the drainage pipe is connected with the water storage tank; according to the device, the concentrated water can be recycled through filtering treatment, so that the treated concentrated water can be fully utilized, and the enterprise cost is reduced.
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Description

TECHNICAL FIELD

[0001] The utility model belongs to concentrated water recycling treatment device, and specifically relates to a concentrated water recycling treatment device for purified water system. BACKGROUND

[0002] In the production process of medicines, purified water is an essential raw material. However, a large amount of concentrated water is produced in the preparation process of purified water, and the concentrated water discharged after pharmaceutical production contains large particle impurities and part of soluble pollutants. If the concentrated water is directly discharged, it will not only be directly wasted, causing the increase of production cost of enterprises, and the large particle impurities and part of soluble raw materials will cause environmental pollution.

[0003] In view of this, in order to solve the above problems, the utility model provides a concentrated water recycling treatment device which can treat large particle impurities and soluble pollutants contained in the concentrated water through recycling and filtration, and the finally discharged water can be used for non-drinking water (such as watering plants, mopping floors, flushing toilets, etc.) in the factory area, so that the treated concentrated water can be fully utilized and the cost of enterprises is reduced. SUMMARY

[0004] The utility model provides a concentrated water recycling treatment device for purified water system, which can treat large particle impurities and soluble pollutants contained in the concentrated water through recycling and filtration, and the finally discharged water can be used for non-drinking water in the factory area, so that the treated concentrated water can be fully utilized and the cost of enterprises is reduced. The specific scheme is as follows:

[0005] A concentrated water recycling treatment device for purified water system, comprising a support frame, a coarse filter cartridge and a purification cartridge which are arranged at intervals on the support frame, a concentrated water inlet pipe is communicated with one side of the top of the coarse filter cartridge, a connecting pipeline is communicated between the lower part of the coarse filter cartridge and the upper part of the purification cartridge, a filter screen cartridge is arranged in the interior of the coarse filter cartridge, the upper end of the filter screen cartridge is arranged in close contact with the inner wall of the coarse filter cartridge, a cleaning assembly for cleaning the inner wall of the filter screen cartridge is arranged in the interior of the filter screen cartridge, a residue discharge pipe is communicated with the bottom end of the filter screen cartridge, the bottom end of the filter screen cartridge is communicated with the residue discharge pipe, a partition plate is horizontally arranged in the interior of the purification cartridge, a plurality of through holes are arranged at intervals on the partition plate, a filter screen bag is arranged in each of the plurality of through holes, the filter screen bag is of a hollow structure, activated carbon is filled in the hollow structure of the filter screen bag, a water discharge pipe is communicated with the bottom end of the purification cartridge, control valves are arranged in the residue discharge pipe and the water discharge pipe, and the bottom end of the water discharge pipe is connected with a water storage tank.

[0006] Further, the cleaning assembly comprises a driving motor, a rotating shaft, connecting rods and scrapers, the driving motor is arranged on the top of the rough filter cylinder, the rotating shaft is concentrically arranged in the filter screen cylinder, the connecting rods are multiple, and the multiple connecting rods are uniformly arranged in the height direction of the rotating shaft, and the two connecting rods connected in series are arranged at an angle in the horizontal direction, each end of each connecting rod is connected with a scraper, and the scraper away from the connecting rod is attached to the inner wall of the filter screen cylinder.

[0007] Further, the multiple connecting rods are arranged on the rotating shaft in a penetrating mode, wherein a compression spring is arranged on the connecting rod between the rotating shaft and the scraper, and the end of the connecting rod away from the compression spring is limited on the rotating shaft through a nut.

[0008] Further, the purification cylinder comprises a purification cylinder body and a purification cylinder cover, the purification cylinder cover and the purification cylinder body are detachably connected through screws, a plurality of through holes are arranged in the purification cylinder cover, and a plurality of filter screen bags are arranged in the through holes, the filter screen bag is arranged in the through hole in a penetrating mode, and a plurality of through holes are arranged in the filter screen bag.

[0009] Further, the connecting rods are arranged on the rotating shaft in a penetrating mode, wherein a compression spring is arranged on the connecting rod between the rotating shaft and the scraper, and the end of the connecting rod away from the compression spring is limited on the rotating shaft through a nut.

[0010] Further, the connecting rods are arranged on the rotating shaft in a penetrating mode, wherein a compression spring is arranged on the connecting rod between the rotating shaft and the scraper, and the end of the connecting rod away from the compression spring is limited on the rotating shaft through a nut.

[0011] Further, the connecting rods are arranged on the rotating shaft in a penetrating mode, wherein a compression spring is arranged on the connecting rod between the rotating shaft and the scraper, and the end of the connecting rod away from the compression spring is limited on the rotating shaft through a nut.

[0012] The beneficial effects of the utility model are as follows:

[0013] The utility model discloses a concentrated water recovery treatment device for a purified water system, which comprises a filter screen cylinder arranged in a rough filter cylinder and a plurality of filter screen bags arranged in a purification cylinder, and activated carbon filled in the filter screen bags. The filter screen cylinder can filter large particles in concentrated water, and the activated carbon can adsorb soluble pollutants in the concentrated water to purify the water discharged from a drain pipe. The purified water can be used as non-drinking water in a factory area, which reduces the cost of enterprises and avoids environmental pollution. When particle substances attached to the inner wall of the filter screen cylinder block filter holes, the driving motor is started to make the plurality of scrapers scrape and clean the inner wall of the filter screen cylinder, so that the filter holes are kept unblocked. Manual cleaning is not needed, and the device is convenient and fast to use. ACCURACY OF DRAWINGS

[0014] Figure 1 The structure of the utility model is shown in the drawing.

[0015] Figure 2 is a top view of the utility model.

[0016] Figure 3 is Figure 2 is a middle A-A sectional view.

[0017] Figure 4 is a schematic view of the inside of the coarse filter cylinder of the utility model.

[0018] Figure 5 is a schematic view of the cleaning assembly of the utility model.

[0019] Figure 6 is a schematic view of the separation plate and filter mesh bag of the utility model.

[0020] Figure 7 is a connection view of the separation plate and filter mesh bag of the utility model.

[0021] Figure 8 is a partial enlarged view of the cleaning assembly of the utility model.

[0022] The reference signs are as follows: support frame 1, coarse filter cylinder 2, purification cylinder 3, thick water inlet pipe 4, connecting pipe 5, filter mesh cylinder 6, cleaning assembly 7, slag discharge pipe 8, separation plate 9, filter mesh bag 10, water discharge pipe 11, driving motor 701, rotating shaft 702, scraper 703, compression spring 704, table type groove 12, fixing ring 13, arc-shaped knob lever 14, abutting lever 15, limiting lever 16. DETAILED DESCRIPTION

[0023] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments.

[0024] Reference is made to Figures 1-8The application discloses a concentrated water recovery treatment device for a purified water system, which comprises a support frame 1, a rough filter cylinder 2 and a purification cylinder 3 which are arranged at intervals on the support frame 1, a concentrated water inlet pipe 4 which is communicated with one side of the top of the rough filter cylinder 2, wherein the concentrated water inlet pipe 4 is detachably connected with the top of the rough filter cylinder 2 through flanges, a connecting pipe 5 which is communicated between the lower part of the rough filter cylinder 2 and the upper part of the purification cylinder 3, wherein the lower part of the rough filter cylinder 2 and the upper part of the purification cylinder 3 are detachably connected with the connecting pipe 5 through flanges, a filter screen cylinder 6 which is arranged in the rough filter cylinder 2, so that the inner wall of the rough filter cylinder 2 and the outer wall of the filter screen cylinder 6 are arranged at intervals, the upper end of the filter screen cylinder 6 is arranged in close contact with the inner wall of the rough filter cylinder 2, a cleaning assembly 7 which is arranged in the filter screen cylinder 6 and used for cleaning the inner wall of the filter screen cylinder 6, a residue discharge pipe 8 which is communicated with the bottom end of the rough filter cylinder 2, wherein the bottom end of the filter screen cylinder 6 is in abutment with the inner bottom surface of the rough filter cylinder 2, a partition plate 9 which is horizontally arranged in the purification cylinder 3, a plurality of through holes which are arranged at intervals on the partition plate 9, a plurality of filter screen bags 10 which are arranged in the plurality of through holes, wherein the filter screen bags 10 are hollow structures, activated carbon is filled in the hollow structures of the filter screen bags 10, the activated carbon is arranged for purifying and adsorbing the dissolved pollutants in the concentrated water, a water discharge pipe 11 which is communicated with the bottom end of the purification cylinder 3, control valves which are arranged in the residue discharge pipe 8 and the water discharge pipe 11, and a water storage tank (not shown in the figure) which is connected with the bottom end of the water discharge pipe 11, wherein the purified concentrated water is discharged into the water storage tank and can be used as non-drinking water in a factory area, so that the cost of an enterprise is reduced.

[0025] The cleaning assembly 7 comprises a driving motor 701, a rotating shaft 702, a plurality of connecting rods and scrapers 703, the driving motor 701 is arranged at the top of the rough filter cylinder 2, the rotating shaft 702 is concentrically arranged in the filter screen cylinder 6, the plurality of connecting rods are arranged at intervals in the height direction of the rotating shaft 702, and the two connecting rods which are connected with each other are arranged at an angle in the horizontal direction, the free end of each connecting rod is connected with a scraper 703, the lower end surface of one scraper 703 is located in the same plane as the upper end surface of the next scraper 703, and the scraper 703 is arranged in close contact with the inner wall of the filter screen cylinder 6 on the side away from the connecting rod.

[0026] The plurality of connecting rods are arranged on the rotating shaft 702 in a penetrating mode, a compression spring 704 is arranged on the connecting rod between the rotating shaft 702 and the scraper 703, the end of the connecting rod away from the compression spring 704 is limited on the rotating shaft 702 through a nut, a hole is formed in the rotating shaft 702, and the connecting rod is movably arranged in the hole, the compression spring 704 is arranged to provide elasticity when the scraper 703 scrapes and cleans the inner wall of the filter screen cylinder 6, so that the service life of the scraper 703 is prolonged.

[0027] The purification cylinder 3 comprises a purification cylinder body and a purification cylinder cover, wherein the purification cylinder cover and the purification cylinder body are detachably connected through screws, a plurality of through holes are respectively provided with table grooves 12, the upper end of the filter bag 10 is connected with a fixing ring 13, the outer periphery of the fixing ring 13 is provided with external threads, and the inner wall of the table groove 12 is provided with internal threads matched with the external threads, so that the filter bag 10 is more firm and is convenient to disassemble and clean or replace.

[0028] The fixing ring 13 is connected with arc-shaped knob rods 14 at opposite sides, the filter bag 10 can be disassembled or tightened by rotating the arc-shaped knob rods 14, and the use is convenient.

[0029] The filter bag 10 is connected with the fixing ring 13, the outer periphery of the fixing ring 13 is provided with external threads, the inner wall of the table groove 12 is provided with internal threads matched with the external threads, so that the filter bag 10 is more firm and is convenient to disassemble and clean or replace.

[0030] The filter bag 10 is connected with the fixing ring 13, the outer periphery of the fixing ring 13 is provided with external threads, the inner wall of the table groove 12 is provided with internal threads matched with the external threads, so that the filter bag 10 is more firm and is convenient to disassemble and clean or replace.

[0031] The working principle of the utility model is as follows: firstly, the pretreatment concentrated water enters the coarse filter cylinder 2 through the concentrated water inlet pipe 4, wherein the large particle impurities contained in the concentrated water can be filtered through the filter holes on the filter screen cylinder 6, at this time, the filtered concentrated water enters the purification cylinder 3 through the connecting pipeline 5, then the concentrated water is discharged downward through the plurality of filter bags 10, wherein the activated carbon filled in the filter bag 10 can adsorb the dissolved pollutants in the concentrated water, so that the filtered concentrated water can be used as non-drinking water, the enterprise cost is reduced, finally, the purified water is discharged into the water storage tank through the drain pipe 11 for storage and use.

[0032] In addition, when the coarse filter cylinder 2 and the filter bag 10 need to be cleaned after long-time filtration, firstly, the driving motor 701 is started, the driving motor 701 drives the rotating shaft 702 to rotate, and then drives the plurality of scrapers 703 to rotate, the plurality of scrapers 703 can scrape and clean the attachments on the inner wall of the filter screen cylinder 6 by rotating on the inner wall of the filter screen cylinder 6, the scraped and cleaned attachments are discharged downward through the slag discharge pipe 8, so that the filter holes of the filter screen cylinder 6 are unobstructed, secondly, the filter bag 10 is disassembled from the table groove 12 by rotating the arc-shaped knob rod 14, or the impurities in the filter bag 10 are cleaned or the filter bag is directly replaced, then the filter bag 10 is assembled.

[0033] It will be obvious to a person skilled in the art that the application is not limited to the details of the foregoing exemplary embodiments and can be implemented in other concrete forms without departing from the spirit or essential characteristics of the application. The embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the application being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein and no

[0034] Furthermore, it should be understood that although the description is made on the basis of the embodiments, not every embodiment contains only one independent technical solution, and the description is made in this way only for the sake of clarity, and a person skilled in the art should consider the description as a whole, and the technical solutions in each embodiment can also be appropriately combined to form other embodiments that can be understood by a person skilled in the art.

Claims

1. A concentrated water recovery and treatment device for a purified water system, characterized in that: The utility model provides a water purifier, including support frame (1) and interval setting on support frame (1) rough filter cartridge (2) and purification cylinder (3), one side communication of rough filter cartridge (2) top has thick water inlet pipe (4), and the lower part of rough filter cartridge (2) is connected with the upper part of purification cylinder (3) and is connected with connecting pipeline (5), the inside of rough filter cartridge (2) is equipped with filter screen cylinder (6), and the upper end of filter screen cylinder (6) is closely arranged with rough filter cartridge (2) inner wall, and the inside of filter screen cylinder (6) is equipped with cleaning assembly (7) for cleaning its inner wall, and the bottom end of rough filter cartridge (2) is connected with the discharge pipe (8), and the bottom end of filter screen cylinder (6) is connected with the discharge pipe (8), and the inside of purification cylinder (3) is equipped with the partition board (9) horizontally, a plurality of through -holes are equipped with filter screen bag (10) in the partition board (9) and interval, and the hollow structure of filter screen bag (10) is filled with activated carbon, and the bottom end of purification cylinder (3) is connected with the drain pipe (11), and the discharge pipe (8) and drain pipe (11) are equipped with control valve in, and the bottom end of drain pipe (11) is connected with the water storage tank.

2. The concentrated water recovery treatment device for a purified water system according to claim 1, characterized by: The cleaning assembly (7) includes a drive motor (701), a rotating shaft (702), a connecting rod and a scraper (703), the drive motor (701) is arranged on the top of the rough filter cartridge (2), the rotating shaft (702) is concentrically arranged in the filter screen cylinder (6), the connecting rod is a plurality of, and the plurality of connecting rods are uniformly arranged in the height direction of the rotating shaft (702), and the two connecting rods connected are arranged at an angle in the horizontal direction, each connecting rod is connected with a scraper (703) at the free end, and the scraper (703) is attached to the inner wall of the filter screen cylinder (6) on the side away from the connecting rod.

3. The concentrated water recovery treatment device for a purified water system according to claim 2, characterized by: The plurality of connecting rods are arranged on the rotating shaft (702) respectively, wherein a compression spring (704) is arranged on the connecting rod between the rotating shaft (702) and the scraper (703), and the end of the connecting rod away from the compression spring (704) is limited on the rotating shaft (702) by a nut.

4. The concentrated water recovery treatment device for a purified water system according to claim 1, characterized by: The purification cylinder (3) includes a purification cylinder body and a purification cylinder cover, wherein the purification cylinder cover and the purification cylinder body are detachably connected by screws, a plurality of the through holes are respectively provided with a table type groove (12), the upper end of the filter screen bag (10) is connected with a fixing ring (13), the outer periphery of the fixing ring (13) is provided with external threads, and the inner wall of the table type groove (12) is provided with internal threads matching the external threads.

5. The concentrated water recovery treatment device for a purified water system according to claim 4, characterized by: The fixing ring (13) is connected with an arc-shaped knob rod (14) between the opposite sides.

6. The concentrated water recovery treatment device for a purified water system according to claim 1, characterized by: Four directions of the outer side of the filter screen cylinder (6) are all connected with a stop rod (15) horizontally, and one end of the stop rod (15) away from the filter screen cylinder (6) is abutted against the wall of the rough filter cartridge (2).

7. The concentrated water recovery treatment device for a purified water system according to claim 1, characterized by: The rough filter cartridge (2) includes a rough filter cartridge cover and a rough filter cartridge body, and the top of the filter screen cylinder (6) is vertically and upwardly connected with a reverse L-shaped limiting rod (16) on opposite sides, and the top of the rough filter cartridge (2) is downwardly provided with a strip-shaped groove suitable for placing the horizontal part of the limiting rod (16) on both sides.