CN114917657A - Self-cleaning mechanism of filter core, water treatment facilities and system with fixed brush - Google Patents

Self-cleaning mechanism of filter core, water treatment facilities and system with fixed brush Download PDF

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Publication number
CN114917657A
CN114917657A CN202110134135.7A CN202110134135A CN114917657A CN 114917657 A CN114917657 A CN 114917657A CN 202110134135 A CN202110134135 A CN 202110134135A CN 114917657 A CN114917657 A CN 114917657A
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CN
China
Prior art keywords
water treatment
filter element
brush
self
water
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202110134135.7A
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Chinese (zh)
Inventor
陈志伟
赵钢
黄美成
黄宇翔
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Hunan Diyiqing Environmental Protection Technology Co ltd
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Hunan Diyiqing Environmental Protection Technology Co ltd
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Application filed by Hunan Diyiqing Environmental Protection Technology Co ltd filed Critical Hunan Diyiqing Environmental Protection Technology Co ltd
Priority to CN202110134135.7A priority Critical patent/CN114917657A/en
Publication of CN114917657A publication Critical patent/CN114917657A/en
Pending legal-status Critical Current

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
    • B01D29/62—Regenerating the filter material in the filter
    • B01D29/64—Regenerating the filter material in the filter by scrapers, brushes, nozzles, or the like, acting on the cake side of the filtering element
    • B01D29/6407—Regenerating the filter material in the filter by scrapers, brushes, nozzles, or the like, acting on the cake side of the filtering element brushes
    • B01D29/643—Regenerating the filter material in the filter by scrapers, brushes, nozzles, or the like, acting on the cake side of the filtering element brushes with a combination of movements with respect to the filtering elements
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
    • B01D29/11—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with bag, cage, hose, tube, sleeve or like filtering elements
    • B01D29/31—Self-supporting filtering elements
    • B01D29/33—Self-supporting filtering elements arranged for inward flow filtration
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
    • B01D29/60—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor integrally combined with devices for controlling the filtration
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
    • B01D29/62—Regenerating the filter material in the filter
    • B01D29/64—Regenerating the filter material in the filter by scrapers, brushes, nozzles, or the like, acting on the cake side of the filtering element
    • B01D29/6438—Regenerating the filter material in the filter by scrapers, brushes, nozzles, or the like, acting on the cake side of the filtering element nozzles
    • B01D29/6461—Regenerating the filter material in the filter by scrapers, brushes, nozzles, or the like, acting on the cake side of the filtering element nozzles with a combination of movements with respect to the filtering elements
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
    • B01D29/96—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor in which the filtering elements are moved between filtering operations; Particular measures for removing or replacing the filtering elements; Transport systems for filters
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D33/00—Filters with filtering elements which move during the filtering operation
    • B01D33/35—Filters with filtering elements which move during the filtering operation with multiple filtering elements characterised by their mutual disposition
    • B01D33/41—Filters with filtering elements which move during the filtering operation with multiple filtering elements characterised by their mutual disposition in series connection
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/001—Processes for the treatment of water whereby the filtration technique is of importance
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/008—Control or steering systems not provided for elsewhere in subclass C02F
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2201/00—Apparatus for treatment of water, waste water or sewage
    • C02F2201/002—Construction details of the apparatus
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2201/00—Apparatus for treatment of water, waste water or sewage
    • C02F2201/002—Construction details of the apparatus
    • C02F2201/006—Cartridges
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2209/00—Controlling or monitoring parameters in water treatment
    • C02F2209/005—Processes using a programmable logic controller [PLC]
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2301/00—General aspects of water treatment
    • C02F2301/08—Multistage treatments, e.g. repetition of the same process step under different conditions
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2303/00—Specific treatment goals
    • C02F2303/16—Regeneration of sorbents, filters

Abstract

The invention discloses a filter element self-cleaning mechanism with a fixed brush, a water treatment device and a system, wherein the filter element self-cleaning mechanism is characterized by comprising a brush frame body (201) and a brush (202) arranged on the outer wall of the brush frame body; the brush frame body is fixed on a fixing piece of the water treatment device; the brush frame body is of a circular ring shape; the brush frame body and the cylindrical filter element in the water treatment device are coaxially arranged; the inner diameter of the brush frame body is larger than the outer diameter of the cylindrical filter element; when a filter element in the water treatment device is lifted, the brush can contact with the outer surface of the filter element to clean the outer wall of the filter element. The invention can realize automatic filter element cleaning.

Description

Self-cleaning mechanism of filter core, water treatment facilities and system with fixed brush
Technical Field
The invention relates to a filter element self-cleaning mechanism with a fixed brush, a water treatment device and a system.
Background
One of the core requirements of the intelligent water treatment device is the self-cleaning of the filter element, which can ensure the circulation work of the filter element, and the self-cleaning is to clear solid matters or stains on the outer wall of the filter element and prevent the filter holes from being blocked.
Therefore, it is necessary to design a self-cleaning mechanism for filter element and a water treatment device.
Disclosure of Invention
The invention aims to provide a filter element self-cleaning mechanism with a fixed brush, a water treatment device and a system.
The technical scheme of the invention is as follows:
a filter element self-cleaning mechanism with a fixed brush comprises a brush frame body and a brush arranged on the outer wall of the brush frame body;
the brush frame body is fixed on a fixing piece of the water treatment device;
the brush frame body is of a circular ring shape; the brush frame body and the cylindrical filter element in the water treatment device are coaxially arranged; the inner diameter of the brush frame body is larger than the outer diameter of the cylindrical filter element; when a filter element in the water treatment device is lifted, the brush can contact with the outer surface of the filter element to clean the outer wall of the filter element.
Be equipped with a plurality of self-cleaning hole spouts in the brush framework, self-cleaning hole spouts is connected with outside water pipe, the effect of hole spout: the water spray can assist and wash the filter core when the brush washs, and in addition, spun water can further wash the brush for the brush recycles. The water spraying holes are preferably used for spraying cleaning water, and can also be used for spraying unfiltered water, and the arrangement direction of the self-cleaning water spraying holes is preferably radial.
The brush includes a plurality of independent brush bodies, and all brush bodies all present the axis slope setting to the brush framework. The brush hair of the brush can also be fully distributed on the inner wall of the whole frame body. The grouped and inclined way is convenient for discharging sundries and avoiding the sundries from being accumulated.
The inclination angle is 30-60 degrees.
The angle of inclination is 45 degrees.
The fixing piece of the water treatment device is the top of an outer barrel of the water treatment device or the lower end of a suspender, and the suspender is connected with the cross beam.
A water treatment device comprises a container, a filter element lifting driving mechanism and a filter element self-cleaning mechanism;
the filter element self-cleaning mechanism is the filter element self-cleaning mechanism;
the filter element lifting driving mechanism is used for driving the filter element to move up and down relative to the container; the filter element is positioned in the container; the filter element self-cleaning mechanism is used for cleaning the outer surface of the filter element;
the water treatment device also comprises a liquid inlet pipe, a liquid discharge mechanism and a waste discharge mechanism;
the liquid inlet pipe is used for adding water to be filtered into the container;
the liquid discharge mechanism is used for discharging water in the filter element;
the waste discharge mechanism is used for discharging waste at the bottom of the container.
The water treatment device also comprises a control module, and the control module is used for controlling the filter element lifting driving mechanism, the liquid inlet pipe, the liquid discharge mechanism and the waste discharge mechanism.
The water treatment device also comprises a filter element rotary driving mechanism connected with the filter element, and the filter element rotary driving mechanism is controlled by the control module. Preferably, the control module is an MCU. Such as a PLC, a single chip, a DSP, etc.
A water treatment system comprising a plurality of the aforementioned water treatment devices; a plurality of water treatment devices are cascaded; the cascade refers to the drainage of the previous water treatment device as the inlet water of the next water treatment device.
The periphery of the filter element is provided with a filter screen, the diameter of the mesh on the filter screen is 0.1-2mm, the filter screen is arranged according to specific application occasions and requirements, if the filter effect is good, the filter holes with small diameter can be selected, and if the filter efficiency is high, the filter holes with large diameter can be selected. Or a plurality of water treatment devices are connected in series, and the diameter of the filter hole of the front stage is larger than that of the filter hole of the rear stage. The filter screen can be the wire net, and is preferred, and the filter screen can also adopt etching technique production, and intensity is high. The size of the filter holes is illustrated schematically, and is not intended to represent the actual ratio of filter holes to equipment.
Has the advantages that:
the self-cleaning mechanism of the filter element has the following characteristics:
the advantages are as follows:
1. the cleaning of the outer wall of the filter element can be realized in a simple mode (a brush mode);
2. when the brush is combined with water spraying, the cleaning efficiency can be increased.
3. The brush is divided into a plurality of groups and is obliquely arranged, so that the cleaning effect is better.
In addition, the water treatment device has the following characteristics:
1. the water treatment device (water treatment unit) has compact and integrated structure; the occupied space is small; flexible configuration is facilitated;
2. automatic operation; the device can be unattended; remote monitoring;
the equipment can automatically run under the control of the controller, unattended operation can be realized, remote control can be realized after the controller is connected with a communication module, and on-site data can be transmitted to a remote server or a data terminal (such as a smart phone) to realize remote monitoring; therefore, the degree of automation is high, and the degree of digitization is high;
the control can also be realized by adopting a simulated relay control system, and the specific control is the existing mature technology.
3. The modular concept is adopted, and the modular operation is realized;
can be flexibly connected in parallel or in cascade; the module type operation is convenient for later maintenance;
4. the water treatment device (water treatment unit) has a self-cleaning function;
the whole process and structure are ingenious in design concept; the processing capacity is strong.
5. Ultraviolet sterilization and ozone sterilization can be further added at the water outlet pipe;
the invention can treat sewage, can also be used for purifying water in water plants, and has wide application;
the mesh number of the filter element can be set according to the requirement, and the larger the mesh number is, the more fine filtration can be realized.
In addition, different treatments were performed depending on the drug to be put into the water.
The liquid level sensor for detecting the liquid level in the container can be a magnetic sensor (hall sensor) or an optical sensor (such as an infrared correlation tube).
The water treatment device of the invention has the core characteristics that: automatic lifting (lifting action, cleaning filter element and circulating action), self-cleaning, wastewater purification by filtration and circulating action.
In conclusion, the filter element self-cleaning mechanism with the fixed brush, the water treatment device and the system have high automation degree, can realize fine treatment on wastewater or water to be purified, are easy to implement, have compact structure, are convenient to flexibly move and combine, are great improvements on the existing water treatment equipment, and have great social benefits and economic benefits.
Drawings
FIG. 1 is a schematic view of a brush in cooperation with a filter element;
FIG. 2 is a schematic diagram of the position of a self-cleaning water spray hole on a brush;
FIG. 3 is a schematic view of a brush being disposed obliquely;
FIG. 4 is a schematic view of the water treatment apparatus (with the rotary filter element lowered);
FIG. 5 is a schematic view of the water treatment apparatus (when the rotary filter element is lifted);
FIG. 6 is a schematic view of the water treatment apparatus (with the non-rotating cartridge lowered);
FIG. 7 is a schematic view of the water treatment apparatus (with the non-rotating filter element raised);
FIG. 8 is a schematic view of the filter element being mounted on a cross beam via a vertical pipe;
FIG. 9 is a schematic view of a water treatment apparatus with an external liquid pump;
FIG. 10 is a schematic diagram of a cascade of three water treatment apparatuses with external liquid pumps;
FIG. 11 is a schematic view (one) of the rotation of the brush and the filter element;
FIG. 12 is a schematic view (two) showing the combination of the rotary brush and the filter element;
FIG. 13 is a schematic view of the arrangement of the rotary brush and the filter cartridge on the cross member via the drop tube;
FIG. 14 is a schematic view of a dual cartridge frame;
FIG. 15 is a schematic view of a screen of a single cartridge;
FIG. 16 is a schematic view (front view) of a single cartridge frame;
FIG. 17 is a schematic view (top view) of a single cartridge frame;
FIG. 18 is a schematic view of the internal structure of a cascade of 3 water treatment devices (with the filter elements at the lowermost end);
FIG. 19 is a schematic diagram showing the cascade structure of the water treatment apparatus (with the filter element at the uppermost end);
FIG. 20 is a schematic view of a pneumatic rotary filter cartridge configuration (stub shaft type);
FIG. 21 is a schematic view of a pneumatic rotary filter cartridge configuration (long axis type);
FIG. 22 is a schematic view of a single medicated module;
FIG. 23 is a schematic view of a combination of 3 medicated modules;
FIG. 24 is a schematic view of a drug solution tank supplying 3 water treatment facilities;
FIG. 25 is a schematic view of the dosing module in cooperation with a water treatment device.
Description of reference numerals: 1-a flow sensor, 2-a liquid pump, 3-a water pumping pipe, 5-a liquid inlet pipe, 6-a rotating shaft, 7-a filter element, 8-an outer barrel, 9-a magnetic levitation reverse water collector and 10-a machine leg; 11-a discharge valve, 12-a discharge pipe, 13-a motor and 17-an electric control lifting driving mechanism. 18-a lifting platform; 20-a cross beam, 21-a sedimentation tank; 77-water inlet and 78-filter screen; 61-a central tube; 62-connecting rod, 63-drop rod.
201-brush frame, 202-brush, 203-brush self-cleaning mechanism drive motor, 204-self-cleaning mechanism bearing, 205-self-cleaning mechanism support, 206-self-cleaning device gear, 207-drain, 208-discharge pump, 209-self-cleaning water jet, 210-brush cleaning water pipe, 214-impeller, 215-bearing, 216-drive air nozzle.
220-cartridge frame, 221-center hole, 222-support ring, 223-support spoke.
251-liquid adding pipe, 252-liquid medicine pump, 253-support plate, 254-main liquid adding pipe, 255-branch liquid adding pipe, 256-liquid medicine barrel, 257-stirring shaft, 258-stirring blade, 259-drain pipe and 260-liquid pump support seat.
Detailed Description
The invention will be described in further detail below with reference to the following figures and specific examples:
example 1: referring to fig. 1-5, a self-cleaning mechanism for a filter element with a fixed brush comprises a brush frame body (201) and a brush 202 arranged on the outer wall of the brush frame body;
the brush frame body is fixed on a fixing piece of the water treatment device;
the brush frame body is of a circular ring shape; the brush frame body and the cylindrical filter element in the water treatment device are coaxially arranged; the inner diameter of the brush frame body is larger than the outer diameter of the cylindrical filter element; when a filter element in the water treatment device is lifted, the brush can contact with the outer surface of the filter element to clean the outer wall of the filter element.
Be equipped with a plurality of self-cleaning hole for water spraying 209 in the brush framework, self-cleaning hole for water spraying meets with outside water pipe, the effect of hole for water spraying: the brush is sprayed water when being cleaned to assist in cleaning, 3 cores, and in addition, the brush can be further cleaned by the sprayed water, so that the brush can be recycled. The water spraying holes are preferably used for spraying cleaning water, or spraying unfiltered water, and the arrangement direction of the self-cleaning water spraying holes is preferably radial.
The brush includes a plurality of independent brush bodies, and all brush bodies all appear setting up to the axis slope of brush framework. The brush hair of the brush can also be distributed on the inner wall of the whole frame body. The grouped and inclined way is convenient for discharging sundries and avoiding the sundries from being accumulated.
The angle of inclination is 45 degrees.
Referring to fig. 8, the fixing member of the water treatment device is the top of the outer tub of the water treatment device or the lower end of the hanger rod, and the hanger rod is connected with the cross beam.
Referring to fig. 4-7, a water treatment device comprises a container, a filter element lifting driving mechanism and a filter element self-cleaning mechanism;
the filter element self-cleaning mechanism is the filter element self-cleaning mechanism;
the filter element lifting driving mechanism is used for driving the filter element to move up and down relative to the container; the filter element is positioned in the container; the filter element self-cleaning mechanism is used for cleaning the outer surface of the filter element;
the water treatment device also comprises a liquid inlet pipe, a liquid discharge mechanism and a waste discharge mechanism;
the liquid inlet pipe is used for adding water to be filtered into the container;
the liquid discharge mechanism is used for discharging water in the filter element;
the waste discharge mechanism is used for discharging waste at the bottom of the container.
The water treatment device also comprises a control module, and the control module is used for controlling the filter element lifting driving mechanism, the liquid inlet pipe, the liquid discharge mechanism and the waste discharge mechanism.
The water treatment device also comprises a filter element rotary driving mechanism connected with the filter element, and the filter element rotary driving mechanism is controlled by the control module. Preferably, the control module is an MCU. Such as a PLC, a single chip, a DSP, etc.
FIGS. 4-5 illustrate the cartridge rotated, and FIGS. 6-7 illustrate the cartridge lifted and un-rotated;
referring to fig. 9-10, a water treatment system includes a plurality of the foregoing water treatment devices; a plurality of water treatment devices are cascaded; the cascade refers to the drainage of the previous water treatment device as the inlet water of the next water treatment device. The liquid pump is arranged outside the container; can be fixedly connected with the container or can be fixed on the ground or a support without being connected with the container.
The liquid pumping mechanism comprises a liquid pump 2 and a water pumping pipe 3 connected with the liquid pump, and the lower end of the water pumping pipe is positioned at the bottom in the filter element and used for pumping the water which is treated in the filter element; the liquid pump is preferably a suction water pump;
the discharging mechanism comprises a discharging pipe 12 arranged at the bottom of the container and used for discharging waste materials and a discharging valve 11 arranged on the discharging pipe;
the container is provided with a sensor for detecting the amount or depth of liquid in the container; the intelligent water treatment device also comprises a control module, wherein the control module is used for controlling the filter element lifting mechanism, the liquid inlet valve, the liquid pumping mechanism and the discharging action; the sensor is connected with the control module.
Fig. 8 is for the case where the container is a pool, and fig. 4-7 are for the case where the container is an outer tub.
Referring to fig. 11 to 13, a self-cleaning mechanism for a filter cartridge with a rotary brush comprises a brush self-cleaning mechanism driving motor 203, a self-cleaning mechanism bearing 204, a self-cleaning mechanism support 205, a brush frame 201 and a brush 202 arranged on the outer wall of the brush frame; the brush self-cleaning mechanism driving motor is fixed on a fixing piece of the water treatment device through a self-cleaning mechanism bracket; the brush frame body is annular and is arranged on the self-cleaning mechanism bearing; the self-cleaning mechanism bearing is fixed on a fixing piece or a self-cleaning mechanism bracket of the water treatment device; the periphery of the brush frame body is provided with convex teeth, and a self-cleaning device gear 26 arranged on a rotating shaft of a brush self-cleaning mechanism driving motor is meshed with the convex teeth; the brush frame body and a filter element with a circular cross section in the water treatment device are coaxially arranged; the inner diameter of the brush frame body is larger than the outer diameter of the cylindrical filter element; under the drive of the brush self-cleaning mechanism driving motor, the brush frame body can rotate on the self-cleaning mechanism bearing, and when a filter element in the water treatment device is lifted, the brush can contact with the outer surface of the filter element to clean the outer wall of the filter element.
The filter core is preferably special-shaped filter core, and special-shaped filter core is lid dish filter core promptly, introduces as follows:
referring to fig. 14-19, a cover dish-shaped filter cartridge comprises a filter cartridge body and a central tube 61, wherein the outer surface of the filter cartridge body is provided with a filter screen 78 with a plurality of filter holes, and the filter cartridge body is formed by buckling 2 dish-shaped components; the top of the filter element body is provided with a central hole, and the central tube is inserted into the central hole so as to fixedly connect the central tube and the filter element body into a whole;
be equipped with inlet opening 77 on the center tube, the inlet opening is located inside the filter core body.
The bottom of the filter element body is provided with a central hole; the lower end of the central tube is inserted into the central holes at the top and the bottom of the filter element body, the bottom of the filter element body is provided with a central hole which is sealed relative to the outside of the filter element body, or the bottom of the filter element body is provided with a central hole on which a layer of filter screen is arranged.
The cartridge body also includes a cartridge frame 220 that lines the screen.
The filter element frame is formed by connecting or integrally forming a plurality of support rings 222 in concentric circles and a plurality of support spokes 223 radiating outwards.
The upper end of the central tube is fixed on the lifting platform.
The upper end of the central tube is fixed on the rotary lifting platform.
Comprises 2 filter element bodies; 2 filter element bodies are connected in series on the central tube.
In fig. 18 and 19, only the cartridge frame is shown, and this is illustrated to show the screen on the outside of the frame.
The filter element is driven by a pneumatic mechanism to rotate; introduction of a pneumatic driving mechanism:
referring to fig. 1-2, a pneumatic rotary filter cartridge comprises a filter cartridge body, a rotating shaft 6, a mounting platform and a driving air nozzle 216;
the filter core body is fixed at the lower extreme of pivot, is equipped with bearing 215 on the mounting platform, and the upper end cartridge of pivot is equipped with impeller 214 in the bearing on pivot or filter core body, and drive air cock 216 sets up and is used for driving the impeller rotation on mounting platform, and the drive air cock passes through the trachea and links to each other with the air supply, is equipped with the pneumatic valve on the trachea. The mounting platform is a lifting platform which is driven by a lifting mechanism. Such as a hydraulic lifting mechanism and an electric push rod lifting mechanism. The lifting platform is driven by a driving mechanism arranged on the outer barrel, the cross beam or the bracket. The filter also comprises a self-cleaning mechanism for cleaning the outer surface of the filter element.
The pneumatic driving mechanism has the advantages that: the structure is light, compared with the motor drive, the structure is lighter, and the energy consumption is saved during lifting; and is easy to control.
Description of the working principle of the water treatment device:
lifting the filter element to the highest position, enabling water to be treated to enter a container (the container is an outer barrel or a water tank) through a water inlet pipe, stopping water inflow after the water in the container reaches a preset liquid level or reaches a preset capacity, putting in liquid medicine to enable the water to be treated to generate floccules, enabling the filter element to descend after the medicament fully reacts, flushing the outer wall of the filter element with water to achieve self-cleaning of the filter element in the descending process, enabling the water in the container to enter the interior of the filter element after being filtered by the filter element after the filter element descends, and pumping out the filtered liquid by a pneumatic liquid pump; the waste material is left in the container or on the outer wall of the filter element; after the water is drained, the filter element rises, in the rising process, the metal pipe enters water to wash the filter element, and the waste material at the bottom of the container is removed by a discharge pump at the bottom of the container. And completing one cycle, and entering the next water treatment cycle.
The specific control mode and the time sequence are the prior art.
The working principle of the water treatment system is as follows:
the water treatment devices are connected in series, namely cascaded, and the 'purified water' formed by filtering the previous water treatment device enters the next stage for continuous treatment, so that impurities in the water are filtered more, and the water quality meets the relevant national standards better.
Medicine adding mechanism (device) also called water treatment solution adding mechanism
One, single dosing module
Referring to fig. 22 and 25, a water treatment solution adding device includes a dosing module, which includes a liquid barrel 256, a liquid feeding tube 251 and a liquid pump 255; the liquid medicine barrel is used for storing water treatment solution, and the water treatment solution is solution of water treatment agent powder dissolved in water or solution of water treatment agent solution after further dilution; the liquid feeding pipe is fixed on the liquid medicine barrel or a fixed object outside the liquid medicine barrel, and is particularly fixed on the liquid pump supporting seat 260 and used for feeding dilution water or liquid medicine into the liquid medicine barrel; a water valve is arranged on the liquid feeding pipe; the liquid medicine adding pipe conveys liquid medicine in the liquid medicine barrel to a water treatment container, and the water treatment container is a container of a water treatment device for performing water treatment based on a filter element; the liquid adding pipe is provided with a liquid medicine pump. A sensor for detecting the amount of liquid in the liquid medicine barrel is arranged in the liquid medicine barrel; the sensor is a pressure sensor or a liquid level sensor. The liquid pipe comprises a liquid feeding main pipe 254 and a liquid feeding branch pipe 255; the main liquid adding pipe is communicated with the branch liquid adding pipe. The water valve is arranged on the main liquid adding pipe or the branch liquid adding pipe. An electrically driven stirring mechanism is arranged in the liquid medicine barrel. The water treatment agent is bulk powder or medicine bag added into the liquid medicine barrel, and the liquid added into the liquid adding pipe is tap water for diluting the water treatment agent. The medicine package can be a medicine package filled with water treatment agent powder or a liquid medicine package. The medicine bag is filled with solid powder, and the packaging bag is made of water-soluble material. The medicine package is circularly put in by adopting a machine, and the machine is the prior art.
A water treatment device comprises a container, a filter element lifting driving mechanism and a filter element self-cleaning mechanism;
the filter element lifting driving mechanism is used for driving the filter element to move up and down relative to the container; the filter element is positioned in the container; the filter element self-cleaning mechanism is used for cleaning the outer surface of the filter element;
the water treatment device also comprises a liquid inlet pipe, a liquid discharge mechanism and a waste discharge mechanism;
the liquid inlet pipe is used for adding water to be filtered into the container;
the liquid discharge mechanism is used for discharging water in the filter element;
the waste discharge mechanism is used for discharging waste at the bottom of the container;
the water treatment device also comprises a water treatment solution adding device, and the water treatment solution adding device is the water treatment solution adding device.
Two, 3 medicine-feeding branches, shared liquid medicine barrel
Referring to fig. 24-25, a water treatment solution adding device comprises a dosing module, which comprises a liquid barrel 256, a liquid feeding tube 251 and a liquid pump 255; the liquid medicine barrel is used for storing water treatment solution, and the water treatment solution is solution of water treatment agent powder dissolved in water or solution of water treatment agent solution after further dilution; the liquid feeding pipe is fixed on the liquid medicine barrel or a fixed object outside the liquid medicine barrel, and is particularly fixed on the liquid pump supporting seat 260 and used for feeding dilution water or liquid medicine into the liquid medicine barrel; a water valve is arranged on the liquid feeding pipe; the liquid medicine feeding pipe conveys liquid medicine in the liquid medicine barrel to a water treatment container, and the water treatment container is a container of a water treatment device for water treatment based on a filter element; the liquid adding pipe is provided with a liquid medicine pump. A sensor for detecting the amount of liquid in the liquid medicine barrel is arranged in the liquid medicine barrel; the sensor is a pressure sensor or a liquid level sensor. The liquid pipe comprises a liquid feeding main pipe 254 and a liquid feeding branch pipe 255; the main liquid adding pipe is communicated with the branch liquid adding pipe. The water valve is arranged on the main liquid adding pipe or the branch liquid adding pipe. An electrically driven stirring mechanism is arranged in the liquid medicine barrel. The water treatment agent is bulk powder or medicine bag added into the liquid medicine barrel, and the liquid added into the liquid adding pipe is tap water for diluting the water treatment agent. The medicine package can be a medicine package filled with water treatment agent powder or a liquid medicine package. The medicine bag is filled with solid powder, and the packaging bag of the medicine bag is made of a material which can be dissolved immediately when meeting water. The medicine package is circularly put in by adopting a machine, and the machine is the prior art.
The medicine module includes 3 and adds liquid medicine pipe and 3 liquid medicine pumps, is equipped with a liquid medicine pump on each medicine liquid pipe. This case is particularly suitable for a case where 3 water treatment apparatuses share one chemical. The liquid feeding pipe comprises a main liquid feeding pipe 254 and a branch liquid feeding pipe 255; the main liquid adding pipe is communicated with the branch liquid adding pipe;
a water treatment system, a plurality of water treatment devices are cascaded;
the water treatment device comprises a container, a filter element lifting driving mechanism and a filter element self-cleaning mechanism;
the filter element lifting driving mechanism is used for driving the filter element to move up and down relative to the container; the filter element is positioned in the container; the filter element self-cleaning mechanism is used for cleaning the outer surface of the filter element; the water treatment device also comprises a liquid inlet pipe, a liquid discharge mechanism and a waste discharge mechanism; the liquid inlet pipe is used for adding water to be filtered into the container;
the liquid discharge mechanism is used for discharging water in the filter element;
the cascade refers to the drainage of the previous water treatment device as the inlet water of the next water treatment device.
The water treatment system also comprises a water treatment solution adding device, and the water treatment solution adding device is the water treatment solution adding device.
Three, 3 independent dosing modules
Referring to fig. 23 and 25, a water treatment solution adding device comprises 3 dosing modules, each of which comprises a liquid medicine barrel 256, a liquid adding pipe, a liquid medicine adding pipe 251 and a liquid medicine pump 255; the liquid medicine barrel is used for storing water treatment solution, and the water treatment solution is solution of water treatment agent powder dissolved in water or solution of water treatment agent solution after further dilution; the liquid feeding pipe is fixed on the liquid medicine barrel or a fixed object outside the liquid medicine barrel, and is particularly fixed on the liquid pump supporting seat 260 and used for feeding dilution water or liquid medicine into the liquid medicine barrel; a water valve is arranged on the liquid feeding pipe; the liquid medicine adding pipe conveys liquid medicine in the liquid medicine barrel to a water treatment container, and the water treatment container is a container of a water treatment device for performing water treatment based on a filter element; the liquid adding pipe is provided with a liquid medicine pump. A sensor for detecting the amount of liquid in the liquid medicine barrel is arranged in the liquid medicine barrel; the sensor is a pressure sensor or a liquid level sensor. The liquid pipe comprises a liquid feeding main pipe 254 and a liquid feeding branch pipe 255; the main liquid adding pipe is communicated with the branch liquid adding pipe. The water valve is arranged on the main liquid adding pipe or the branch liquid adding pipe. An electrically driven stirring mechanism is arranged in the liquid medicine barrel. The water treatment agent is bulk powder or medicine bag added into the liquid medicine barrel, and the liquid added into the liquid adding pipe is tap water for diluting the water treatment agent. The medicine package can be a medicine package filled with water treatment agent powder or a liquid medicine package. The medicine bag is filled with solid powder, and the packaging bag of the medicine bag is made of a material which can be dissolved immediately when meeting water. The medicine package is circularly put in by adopting a machine, and the machine is the prior art.
Namely 3 dosing modules for providing liquid medicine for 3 water treatment devices. This case is suitable for the case where 3 water treatment apparatuses use different water treatment agents.
The liquid feeding pipe comprises a main liquid feeding pipe 254 and a branch liquid feeding pipe 255; the main liquid adding pipe is communicated with the branch liquid adding pipe; n water treatment facilities share the liquid feeding main pipe.
A water treatment system, a plurality of water treatment devices are cascaded;
the water treatment device comprises a container, a filter element lifting driving mechanism and a filter element self-cleaning mechanism;
the filter element lifting driving mechanism is used for driving the filter element to move up and down relative to the container; the filter element is positioned in the container; the filter element self-cleaning mechanism is used for cleaning the outer surface of the filter element; the water treatment device also comprises a liquid inlet pipe, a liquid discharge mechanism and a waste discharge mechanism; the liquid inlet pipe is used for adding water to be filtered into the container;
the liquid discharge mechanism is used for discharging water in the filter element;
the cascade refers to the drainage of the previous water treatment device as the inlet water of the next water treatment device.
The water treatment system also comprises a water treatment solution adding device, and the water treatment solution adding device is the water treatment solution adding device.
The water treatment solution adding device also comprises an MCU, the sensor is connected with the MCU, and the water valve, the liquid medicine pump, the stirring mechanism and the like are controlled by the MCU.
The MCU is also connected with a temperature sensor and a heating mechanism, the temperature sensor is connected with the MCU, and the heating mechanism is controlled by the MCU, because the dissolution of some water treatment is related to the temperature, or the working of some sensors (such as pressure sensors) is related to the temperature.
Preferably, the outlet of the liquid adding pipe is provided with a flow meter connected with the MCU and used for counting the solution entering the water treatment container.
The water treatment solution adding device has the following characteristics:
(1) the liquid medicine barrel and the like are arranged on the ground or on the bracket and do not need to be lifted, which is beneficial to the spatial arrangement of the whole water treatment equipment.
(2) By adopting the mode of the medicine bag and the diluent, the quantitative matching of the medicine powder bag and a barrel of water can be realized, and the concentration control is easy. A liquid medicine concentration detection sensor is arranged in the liquid medicine barrel to monitor the stability of the concentration of the water treatment agent.
(3) A plurality of medicine modules can directly correspond a plurality of water treatment facilities, and the corresponding relation is clear and definite, easily independent control.
(4) The MC8 is used for controlling the whole process, and the automation degree is high.
(5) Has a stirring mechanism, and can accelerate the dissolution of the medicinal powder.
In conclusion, the water treatment solution adding device has rich functions and is easy to implement.

Claims (10)

1. A filter core self-cleaning mechanism with a fixed brush is characterized by comprising a brush frame body (201) and a brush (202) arranged on the outer wall of the brush frame body;
the brush frame body is fixed on a fixing piece of the water treatment device;
the brush frame body is of a circular ring shape; the brush frame body and the cylindrical filter element in the water treatment device are coaxially arranged; the inner diameter of the brush frame body is larger than the outer diameter of the cylindrical filter element; when a filter element in the water treatment device is lifted, the brush can contact with the outer surface of the filter element to clean the outer wall of the filter element.
2. A self-cleaning mechanism for a filter cartridge having a stationary brush as defined in claim 1 wherein the brush frame has a plurality of self-cleaning water spray holes (209) therein, the self-cleaning water spray holes being connected to an external water pipe.
3. A self-cleaning mechanism for a filter cartridge having a stationary brush as recited in claim 1, wherein the brush includes a plurality of individual brush bodies, and wherein all of the brush bodies are disposed at an angle to the axis of the brush housing.
4. A self-cleaning mechanism for a filter cartridge having a stationary brush as recited in claim 3, wherein the angle of inclination is from 30 to 60 degrees.
5. A self-cleaning mechanism for a filter cartridge having a fixed brush as claimed in claim 4, wherein the angle of inclination is 45 degrees.
6. A filter cartridge self-cleaning mechanism with fixed brush as claimed in any one of claims 1-5 wherein the fixing member of the water treatment device is the top of the outer barrel of the water treatment device or the lower end of the hanger rod, and the hanger rod is connected with the cross beam.
7. A water treatment device is characterized by comprising a container, a filter element lifting driving mechanism and a filter element self-cleaning mechanism;
the filter element self-cleaning mechanism is the filter element self-cleaning mechanism of any one of claims 1 to 6;
the filter element lifting driving mechanism is used for driving the filter element to move up and down relative to the container; the filter element is positioned in the container; the filter element self-cleaning mechanism is used for cleaning the outer surface of the filter element;
the water treatment device also comprises a liquid inlet pipe, a liquid discharge mechanism and a waste discharge mechanism;
the liquid inlet pipe is used for adding water to be filtered into the container;
the liquid discharge mechanism is used for discharging water in the filter element;
the waste discharge mechanism is used for discharging waste at the bottom of the container.
8. The water treatment device of claim 7, further comprising a control module for controlling the cartridge lifting drive mechanism, the inlet pipe, the drain mechanism and the waste drain mechanism.
9. The water treatment device of claim 8 further comprising a cartridge rotation drive mechanism coupled to the cartridge, the cartridge rotation drive mechanism controlled by the control module.
10. A water treatment system comprising a plurality of water treatment devices according to any one of claims 7 to 9; a plurality of water treatment devices are cascaded; the cascade refers to the drainage of the previous water treatment device as the inlet water of the next water treatment device.
CN202110134135.7A 2021-01-31 2021-01-31 Self-cleaning mechanism of filter core, water treatment facilities and system with fixed brush Pending CN114917657A (en)

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