CN214004258U

CN214004258U - System with a plurality of water treatment units

Info

Publication number: CN214004258U
Application number: CN202021988849.1U
Authority: CN
Inventors: 陈志伟; 赵钢
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-09-13
Filing date: 2020-09-13
Publication date: 2021-08-20
Anticipated expiration: 2030-09-13

Abstract

The utility model discloses a system with a plurality of water treatment units, which comprises a container (21), a bracket, a lifting type water treatment unit and a discharging mechanism; a plurality of lifting water treatment units are hung on the bracket; the bracket is positioned above the container; the liquid discharge mechanism is used for discharging waste materials at the bottom of the container; the lifting type water treatment unit comprises a filter element (7), a filter element lifting mechanism, a liquid pumping mechanism and a liquid inlet pipe (5); the liquid pumping mechanism comprises a liquid pump (2) and a water pumping pipe (3) connected with the liquid pump; a liquid level detection module is arranged on the container; the system with the plurality of water treatment units further comprises a control module, and the control module is used for controlling the filter element lifting mechanism, the liquid inlet valve, the liquid pumping mechanism and the discharge valve to act. The utility model discloses can realize circulating water treatment, water treatment efficiency is high.

Description

System with a plurality of water treatment units

Technical Field

The utility model relates to a system with a plurality of water treatment unit.

Background

The existing intelligent water treatment device generally adopts a one-stage or multi-stage sedimentation tank, lacks intelligent treatment equipment, and has the problems of extensive flow and low efficiency;

manual management is adopted, and the problems of water inlet, chemical dosing, water drainage, waste discharge and the like are specifically managed, so that the operation is complex, extensive management is adopted, and sewage or purified water treatment cannot be finely performed;

therefore, there is a need for a new system with multiple water treatment units.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that a system with a plurality of water treatment unit is provided, this system with a plurality of water treatment unit can realize the automatic lift control to the filter core, and degree of automation is high, and water treatment efficiency is high.

The technical solution of the utility model is as follows:

a system having a plurality of water treatment units, comprising a container (21), a stand, an elevating water treatment unit, and a discharge mechanism;

a plurality of lifting water treatment units are hung on the bracket; the bracket is positioned above the container; the bracket is provided with a beam 20;

the discharging mechanism is used for discharging waste materials at the bottom of the container; the discharge mechanism comprises a discharge pipe and a discharge valve arranged on the discharge pipe; the inlet of the discharge pipe is arranged at the bottom of the container;

the lifting type water treatment unit comprises a filter element (7), a filter element lifting mechanism, a liquid pumping mechanism, a liquid inlet pipe (5) and a dosing mechanism; the liquid inlet pipe is an annular liquid inlet pipe; the liquid inlet pipe is fixed below the bracket through a vertical rod (63); when the filter element ascends, the filter element can upwards penetrate through the liquid inlet pipe, so that liquid ejected from the liquid inlet pipe can wash the outer wall of the filter element when the filter element ascends;

the dosing mechanism is arranged on or in the container and is used for dosing the water treatment medicament into the container;

a plurality of filter holes are arranged on the barrel wall of the filter element;

the filter element lifting mechanism comprises a lifting platform and an electric control lifting driving mechanism (17); the electric control lifting driving mechanism is used as a connecting mechanism between the bracket and the lifting platform; the movement direction of the electric control lifting driving mechanism is the same as the axial direction of the filter element;

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 water filtered in the filter element; the liquid pump is preferably a suction water pump;

a liquid level detection module is arranged on the container;

the system with the plurality of water treatment units further comprises a control module, and the control module is used for controlling the actions of the filter element lifting mechanism, the liquid inlet valve, the liquid pumping mechanism, the dosing mechanism and the discharging valve.

The drug administration mechanism is controlled by the controller; the dosage can be controlled, such as quantitative administration through a valve or other mechanisms;

the medicament to be treated can enter the container through different channels or enter the container through the same channel;

adding a preset medicament according to the preset water inflow, and stopping administration after the medicament is added. Or stopping the medicine feeding when the water feeding valve is closed.

The drug is administered by the administration means, and the drug is administered simultaneously when water is added, and the drug is preferably added through a separate tube, and preferably a solution with the drug is administered. Controlling the liquid medicine to enter or stop entering through a valve; or directly into a solid or powder medicament, not shown. Preferably, the opening is arranged on the outer wall of the container, and the medicament is mixed with common water (such as tap water) through a pipeline and then enters the container.

The mixture can enter the container, so that a liquid inlet valve can be controlled, and the dosing pipe and the wastewater inlet pipe are separated in advance, and the mixing of the medicament and the wastewater is completed only when water enters;

or the water and the medicine are respectively fed through different pipelines, but the medicine adding and the water adding are carried out simultaneously.

The drug administration control unit (a switch or a valve) is connected with the water inlet valve relay; when the start button is pressed down or the second delay relay switch is closed, the water inlet valve and the dosing control unit are opened; when the stop button is pressed down or the upper liquid level detects that the liquid level reaches the preset upper limit height, closing the water inlet valve; after the dosage reaches the preset dosage (realized by a timer and the like), or the water inlet valve is closed, the dosage control unit is closed;

the water treatment units are arranged in a row or a column or in a multi-row and multi-column array.

The filter core is the rotation type filter core, and over-and-under type water treatment unit has motor and drive mechanism that is used for driving the filter core rotatory. Such as a gear set or pulley, etc.

The control module can be a relay control module or a control module based on an MCU (microprogrammed control Unit), wherein the MCU is a singlechip, a PLC (programmable logic controller), an ARM (advanced RISC machine) processor or a DSP (digital signal processor);

the container is a square box (preferably one or more container sized containers) or a sink.

The rotating shaft is a hollow rotating shaft, and the water pumping pipe is positioned in a through hole of the rotating shaft.

The water outlet pipe is provided with a flow sensor (1) which is connected with the control module.

The bottom of the filter element is provided with a magnetic levitation reverse water collector (9) which is positioned outside the filter element. When water exists, the magnetic levitation reverse water collector seals a pipeline of the magnetic levitation reverse water collector under the action of buoyancy, and when no water exists, a channel is opened, and impurities are discharged from a pipe opening.

A plurality of systems are cascaded; the cascade refers to that the wastewater pumped by the system with a plurality of water treatment units at the previous stage enters a liquid inlet pipe (or container) at the next stage, or enters the liquid inlet pipe (or container) at the next stage after being buffered by an intermediate tank; and water treatment agents (such as flocculants, etc.) are added before each stage of the system with a plurality of water treatment units performs water treatment.

Has the advantages that:

the utility model discloses a system with a plurality of water treatment unit has 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 cascaded; 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.

The hole on the annular water inlet pipe has certain inclination, so that the outer wall of the inner barrel can be better washed, and residual floccules on the inner barrel can be cleaned; the filter element rotates when rising, and can be cleaned under the impact of water inflow, thereby avoiding other cleaning processes; the whole process is easy to control, can collect all parameters and acts according to the collected parameters, so that the processing efficiency is high. The automatic monitoring of COD can be realized by realizing equipment fault early warning, networking control and remote parameter acquisition through self-checking.

5. The water treatment device has good sealing performance and avoids secondary pollution;

by adopting the device, the waste water is not exposed outside, and secondary pollution is avoided;

6. ultraviolet sterilization and ozone sterilization can be further added at the water outlet pipe;

the utility model can treat sewage, can also be used for water purification of 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 can be a magnetic sensor (Hall sensor) or an optical sensor (such as an infrared correlation tube).

The utility model discloses a core characteristics: automatic lifting (lifting action, cleaning filter element and circulating action), self-cleaning, wastewater purification by filtration and circulating action; and the filter element rotates when rising, thereby enhancing the cleaning effect. The filter element rotates when descending, and the stirring effect is achieved.

To sum up, the utility model discloses a system with a plurality of water treatment unit can realize based on MCU or relay protection device, and degree of automation is high, can realize doing the processing that becomes more meticulous to waste water or the water of treating purifying, easy to carry out, and compact structure is convenient for nimble removal and combination, is the major improvement to current water treatment facilities, has huge social and economic benefits.

Drawings

FIG. 1 is a schematic view (front view) of the configuration of an intelligent water treatment device with a rotating filter cartridge with the filter cartridge at the lowermost end;

FIG. 2 is a schematic view (side view) of the intelligent water treatment device with a rotating filter cartridge with the filter cartridge at the lowermost end;

FIG. 3 is a schematic view (side view) of the intelligent water treatment device with a rotating filter cartridge with the filter cartridge uppermost;

FIG. 4 is a schematic view (front view) of the intelligent water treatment device with a rotating filter cartridge with the filter cartridge at the lowermost end;

FIG. 5 is a schematic structural view (perspective view) of a notched plugged annular water inlet pipe;

FIG. 6 is a schematic structural view (front view) of a notched plugged annular inlet pipe;

FIG. 7 is a schematic structural view (front view) of an annular tube without a gap and a plug;

fig. 8 is a schematic view (perspective view) of a cartridge frame;

FIG. 9 is a schematic view of a cartridge frame (front view);

FIG. 10 is a schematic view (top view) of a cartridge frame;

FIG. 11 is a front view of a cartridge frame having a prismatic aperture;

FIG. 12 is a front view of a cartridge frame having a regular hexagonal aperture;

fig. 13 is a schematic view (top view) of a plurality of filter cartridges sharing a support mechanism;

fig. 14 is a schematic view (front view) of a plurality of filter cartridges sharing a support mechanism;

FIG. 15 is a block diagram of a relay control system;

FIG. 16 is a relay control flow diagram;

FIG. 17 is a control system block diagram;

FIG. 18 is a schematic view of the configuration of an intelligent water treatment device with a non-rotating filter element with the filter element at the lowermost end (connecting the filter element to a lifting platform using a connecting rod);

FIG. 19 is a schematic view of the intelligent water treatment device with a non-rotating filter element, with the filter element at the uppermost end (connecting rod connecting the filter element to the lifting platform);

FIG. 20 is a schematic view of the configuration of an intelligent water treatment device with a non-rotating filter element with the filter element at the lowermost end (connecting the filter element to the lifting platform using a connecting rod and a center tube);

FIG. 21 is a schematic view of a plurality of water treatment units arranged in a 2-row and 3-column array in the same vessel;

FIG. 22 is a schematic diagram of 5 water treatment units irregularly arranged in the same container.

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 and 9-a magnetic levitation reverse water collector;

13-motor, 14-first gear, 15-second gear, 16-bearing, 17-electric control lifting driving mechanism. 18-a lifting platform; 20-beam, 21-sedimentation tank;

51-pipe body, 52-water outlet hole; 53-water inlet end of the tube body, 54-outer end of the tube body;

71-upper cover, 72-longitudinal support strip, 73-window hole; 74-mounting holes; 75-transverse support bar, 76-conical barrel bottom. 77-water inlet hole, 78-filter screen;

61-a central tube; 62-connecting rod, 63-drop rod.

Detailed Description

The invention will be described in further detail with reference to the following figures and specific embodiments:

FIGS. 13-14, 21-22: a system having a plurality of water treatment units, comprising a container 21, a stand, an elevating water treatment unit and a discharge mechanism;

the lifting type water treatment unit comprises a filter element 7, a filter element lifting mechanism, a liquid pumping mechanism, a liquid inlet pipe 5 and a dosing mechanism; the liquid inlet pipe is an annular liquid inlet pipe; the liquid inlet pipe is fixed below the bracket through a vertical rod 63; when the filter element ascends, the filter element can upwards penetrate through the liquid inlet pipe, so that liquid ejected from the liquid inlet pipe can wash the outer wall of the filter element when the filter element ascends; the dosing mechanism is arranged on or in the container and is used for dosing the water treatment medicament into the container;

the filter element lifting mechanism comprises a lifting platform and an electric control lifting driving mechanism 17; the electric control lifting driving mechanism is used as a connecting mechanism between the bracket and the lifting platform; the movement direction of the electric control lifting driving mechanism is the same as the axial direction of the filter element; 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 out water filtered in the filter element; the liquid pump is preferably a suction water pump

A liquid level detection module is arranged on the container;

the system with the plurality of water treatment units also comprises a control module, wherein the control module is used for controlling the actions of the filter element lifting mechanism, the liquid inlet valve, the liquid pumping mechanism, the dosing mechanism and the discharge valve;

example 1: intelligent water treatment scheme (preferred scheme) with rotary filter element

Intelligent water treatment device with rotary filter element

Referring to fig. 1-4, an intelligent water treatment device (i.e., water treatment unit) with a rotary filter element comprises a filter element 7, a filter element lifting mechanism, a liquid inlet pipe (5), a dosing mechanism and a liquid pumping mechanism;

the filter element is arranged in the container; a plurality of filter holes are arranged on the barrel wall of the filter element;

the filter element is a rotary filter element; the filter element lifting mechanism comprises a lifting platform and an electric control lifting driving mechanism 17; an electric control lifting driving mechanism; for example, the lifting platform is connected with the container, or fixed on the ground, or fixed on other supports; the movement direction of the electric control lifting driving mechanism is the same as the axial direction of the filter element; the electric control lifting driving mechanism can also be a hydraulic push rod or an electric push rod;

the lifting platform is provided with a bearing, and the rotating shaft 6 of the filter element is inserted in the bearing; the lifting platform is also provided with a motor 13 and a transmission mechanism for driving the rotating shaft to rotate;

the lifting platform is connected with the filter element and is used for driving the filter element to lift;

the liquid inlet pipe is used for guiding water to be purified into the container, and a liquid inlet valve is arranged on a water supply pipeline of the liquid inlet pipe; the medicine can be added through another pipe or directly added with solid or powder medicine;

a dosing mechanism provided in the container for dosing the water treatment agent into the container; the drug administration mechanism is controlled by the controller; the dosage can be controlled, such as quantitative administration through a valve or other mechanisms;

the discharge mechanism comprises a discharge pipe arranged at the bottom of the container and used for discharging waste materials and a discharge valve arranged on the discharge pipe;

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 out the filtered water in the filter element. The liquid pump is preferably a suction water pump.

A liquid level detection module is arranged on the container; the liquid level detection module can directly adopt a liquid level sensor or convert the liquid level into liquid level by adopting other sensors, for example, a flowmeter at a water inlet pipe is adopted, the liquid level is converted by flow and the cross section area of a container, and the liquid level can also be converted by hydraulic data acquired by a pressure sensor, because the pressure at the bottom of the liquid is in direct proportion to the liquid level;

the intelligent water treatment device also comprises a control module, and the control module is used for controlling the actions of the filter element lifting mechanism, the liquid inlet valve, the liquid pumping mechanism, the chemical dosing mechanism and the discharge valve. The control module can be a relay control module or a control module based on an MCU (microprogrammed control Unit), wherein the MCU is a singlechip, a PLC (programmable logic controller), an ARM (advanced RISC machine) processor or a DSP (digital signal processor);

the number of the electric control lifting driving mechanisms is at least 2; the static part of the electric control lifting driving mechanism is fixed on the cross beam, and the moving part is connected with the lifting platform.

The liquid inlet pipe is an annular liquid inlet pipe, a plurality of water outlet holes are formed in the pipe wall of the liquid inlet pipe, and the annular liquid inlet pipe is located at the opening of the container and fixed on the inner wall of the container; the diameter of the annular liquid inlet pipe is larger than the outer diameter of the filter element.

The liquid inlet pipe is fixed on a vertical rod which is vertically hung from the cross beam; the diameter of the inner ring of the annular pipe is larger than the outer diameter of the filter element; the filter element can be ensured to be lifted on the annular pipe, so that the water outlet of the annular pipe can clean the outer wall of the filter element;

The liquid pump is fixed on the lifting platform.

The inner wall of the container is provided with a liquid level detection module; the liquid level detection module can directly adopt level sensor, or adopt other sensors conversion to the liquid level, if adopt the flowmeter of inlet tube department, through the cross-sectional area of flow and container, convert the liquid level, also can convert the liquid level into through the hydraulic data that pressure sensor gathered, because the pressure and the liquid level of liquid bottom are directly proportional, level sensor 4 is preferred to the liquid level detection module, and level sensor links to each other with the controller. The number of the liquid level sensors is preferably 2, one liquid level sensor is arranged at the higher end of the container and used for detecting the highest water level, and the other liquid level sensor is arranged at the lower end of the container and used for detecting the lowest water level;

the water outlet pipe is provided with a flow sensor 1 which is connected with a controller.

The bottom of the filter element is provided with a magnetic levitation reverse water collector 9, and the magnetic levitation reverse water collector is positioned outside the filter element. When water exists, the magnetic levitation reverse water collector seals a pipeline of the magnetic levitation reverse water collector under the action of buoyancy, and when no water exists, a channel is opened, and impurities are discharged from a pipe opening.

An intelligent water treatment system is formed by cascading a plurality of intelligent water treatment devices with rotary filter elements; the intelligent water treatment device with the rotary filter element is the intelligent water treatment device with the rotary filter element;

the cascade connection means that the waste water pumped by the pumping mechanism of the previous stage enters the liquid inlet pipe of the next stage, or enters the liquid inlet pipe of the next stage after being buffered by the intermediate tank; and before each stage of the intelligent water treatment device with the rotary filter element performs water treatment, flocculating agents are added.

Description of the procedure:

when intaking, waste water jets out the outer wall in order to wash the filter core from the apopore, designs the apopore certain angle of slope, and the cleaning performance is better like this. Specifically, the angle of inclination is 1-30 degrees, preferably 10-20 degrees, so that the angle of the discharged water deviates from the radial direction by a certain angle, such as 10-20 degrees.

In addition, as shown in fig. 14, a plurality of filter elements are provided in the container; and synchronously controlling a plurality of filter elements. The synchronous water inlet and the synchronous lifting can pump water simultaneously and share the waste discharging device.

(II) intelligent water treatment system

The intelligent water treatment system is formed by cascading a plurality of water treatment devices; the intelligent water treatment device with the rotary filter element is characterized by comprising the intelligent water treatment device with the rotary filter element;

the cascade connection means that the waste water pumped by the pumping mechanism of the previous stage enters the liquid inlet pipe of the next stage, or enters the liquid inlet pipe of the next stage after being buffered by the intermediate tank; and before each stage of intelligent water treatment device with the rotary filter element performs water treatment, water treatment agents (such as flocculating agents, color removing agents and the like) are added.

(III) System with multiple Water treatment units with rotating Filter cartridges (MCU-based electronic control System)

Referring to FIG. 17, a system having a plurality of water treatment units includes an MCU, a position sensor, and a level sensor;

the position sensor and the liquid level sensor are both connected with the MCU; the lifting mechanism, the liquid inlet valve, the discharge valve and the liquid pump are all controlled by the MCU;

the position sensor is used for detecting the position of the lifting platform or the filter element in the vertical direction;

the liquid level sensor is used for detecting the height of the liquid level in the container;

the MCU has a timing unit therein for controlling the reaction time (e.g., flocculation time).

The MCU performs the following controls:

the MCU controls the opening of a water inlet valve, and the water inlet is stopped when the liquid level rises to a preset liquid level;

when water enters, the medicament for purifying the water and the water to be treated enter the container simultaneously; the mixture can enter the container, so that a liquid inlet valve can be controlled, and the dosing pipe and the wastewater inlet pipe are separated in advance, and the mixing of the medicament and the wastewater is completed only when water enters;

the drug may be added through a separate tube, preferably a solution with a drug. Controlling the liquid medicine to enter or stop entering through a valve; or directly into a solid or powder medicament, not shown. Preferably, the opening is arranged on the outer wall of the container, and the medicament is mixed with common water (such as tap water) through a pipeline and then enters the container.

Controlling the lifting of the filter element:

when water enters, the MCU controls the filter element to ascend simultaneously so as to clean the outer wall of the filter element; after the position sensor detects that the filter element rises to a preset highest position, the filter element stops rising;

after the preset reaction time is up, the MCU controls the filter element to descend; stopping descending until the lower limit position is reached;

water pumping control:

when the filter element descends to a certain set position (such as the lowest position or a certain lower position), the MCU starts the liquid pump to pump water; after the liquid level meter detects that the liquid level is lower than a certain set value or the flow meter detects that the flow is lower than the set value, the MCU closes the liquid pump;

controlling discharged waste materials:

after the liquid level meter detects that the liquid level is lower than a certain set value or the flow meter detects that the flow is lower than the set value, a discharge valve is opened to discharge waste materials; closing the discharge valve after a predetermined discharge time, after a predetermined discharge time T2, or after a weight sensor detects that the weight of the waste at the bottom of the container is less than a predetermined value; and restarting the next control period;

if the flowmeter is used for detecting the water yield, the flowmeter is arranged at the water outlet pipe and is connected with the MCU.

And (3) controlling the rotation of the filter element:

the filter element is a rotary filter element, the lifting platform is provided with a bearing, and a rotating shaft of the filter element is inserted in the bearing; the intelligent water treatment device also comprises a motor and a transmission mechanism; the motor drives the filter element to rotate through the transmission mechanism;

the control executed by the MCU also comprises the control of a motor;

when the filter element rises, the starting motor drives the filter element to rotate, and water ejected from the annular water inlet pipe washes the outer wall of the filter element at the moment so as to enhance the cleaning effect.

The electric control lifting driving mechanism is a hydraulic push rod or an electric push rod.

The MCU is a singlechip, an FPGA, a CPLD, a DSP or an ARM processor.

The intelligent water treatment device also comprises a communication module; the MCU is connected with the communication module and the remote control terminal or the control center through the communication module. If a plurality of intelligent water treatment devices are arranged in one container, the intelligent water treatment devices are synchronously controlled.

The position sensor is at least one of a travel switch, a displacement sensor and a photoelectric sensor.

Water treatment Process (concrete control is prior art)

Step 1: water feeding, chemical dosing and filter element rising;

the MCU controls the opening of the water inlet valve, and water inlet is stopped when the liquid level rises to a preset liquid level; when water enters, the medicament for purifying the water and the water to be treated both enter the container; after the dosage reaches the preset dosage (realized by a timer and the like), or the water inlet valve is closed, the dosage control unit is closed;

step 2: water treatment reaction;

when the liquid level rises to a preset level, the rest is set for a time T1; so that the medicament in the water fully acts; such as sufficient flocculation reaction;

and step 3: the filter element descends and water is pumped;

and 4, step 4: discharging the waste material;

after the liquid level meter detects that the liquid level is lower than a certain set value or the flow meter detects that the flow is lower than the set value, a discharge valve is opened to discharge waste materials; after discharging T2 time, T2 is preset discharging time, or after the weight of the waste at the bottom of the container is detected to be less than the preset value through a weight sensor, a discharging valve is closed; and restarting the next control period;

after discharging is finished, returning to the step 1 and entering the next cycle; until the intelligent water treatment device is shut down (e.g., manually shut down, or fail shut down, or remotely controlled shut down).

when the filter element rises, the MCU starting motor drives the filter element to rotate, and water ejected from the annular water inlet pipe washes the outer wall of the filter element at the moment so as to enhance the cleaning effect.

The water treatment process of the intelligent water treatment device is controlled by a remote control method; the MCU is in communication connection with a remote control terminal or a remote control center through a communication module to realize remote control. The remote control terminal can be a PC or a smart phone, and the remote control center is a server.

(IV) System with multiple Water treatment units with rotating Filter cartridges (Electrical control System based on traditional Relay protection)

Referring to fig. 15-16, a relay control system for an intelligent water treatment device includes a water inlet and dosing control circuit, a filter element lifting control circuit, a liquid pump control circuit, and a discharge control circuit;

the relay control system also comprises a start button, a stop button, a first delay relay, a second delay relay, an upper liquid level detection circuit, a lower liquid level detection circuit, an upper limit detection circuit (such as an upper limit switch) and a lower limit detection circuit (such as a lower limit switch);

the first time delay relay is used for controlling the reaction time; the second time delay relay is used for controlling the discharging time;

(1) water inlet and dosing control circuit

The water inlet and dosing control circuit is connected with the starting button, the stopping button, the second delay relay switch, the upper liquid level detection circuit and the water inlet valve relay; when the starting button is pressed down or the second delay relay switch is closed, the water inlet valve is opened; when the stop button is pressed down or the upper liquid level detects that the liquid level reaches the preset upper limit height, closing the water inlet valve; the drug administration control unit (a switch or a valve) is connected with the water inlet valve relay; when the start button is pressed down or the second delay relay switch is closed, the water inlet valve and the dosing control unit are opened; when the stop button is pressed down or the upper liquid level detects that the liquid level reaches the preset upper limit height, closing the water inlet valve; after the dosage reaches the preset dosage (realized by a timer and the like), or the water inlet valve is closed, the dosage control unit is closed;

(2) filter element lifting control circuit

The filter element lifting control circuit is used for driving the lifting platform to lift through the electric control lifting mechanism; the filter element lifting control circuit is connected with the electric control lifting mechanism, the starting button, the stopping button, the upper limit detection circuit, the lower limit detection circuit and the second time delay relay switch; when the start button is pressed down, the filter element rises, when the stop button is pressed down, the filter element stops acting, the upper limit detection circuit detects that the filter element reaches the upper limit position and stops rising, the lower limit detection circuit detects that the filter element reaches the lower limit position and stops falling, and when the second time delay relay switch acts, the reaction is finished, and the filter element starts falling;

(3) discharge control circuit

The discharge control circuit is connected with the lower liquid level detection circuit, the second delay relay switch, the discharge valve relay and the second delay relay; when the lower liquid level detection circuit detects a first lower limit liquid level of the liquid level, a discharge valve relay is started to drive a discharge valve to open; and simultaneously starting a second time delay relay; when the second time delay relay switch acts, the discharging is completed, and the discharging control circuit drives the discharging valve relay to lose power so as to close the discharging valve.

The relay control system for the intelligent water treatment device also comprises a filter element rotation control circuit;

the filter element rotation control circuit is used for controlling the motor to rotate or stop rotating through the relay;

the filter element rotation control circuit is connected with the motor power supply relay, the starting button, the stopping button, the second time delay relay switch and the upper limit detection circuit; when the starting button is pressed down or the second delay relay switch is switched off (indicating that discharging is finished), the starting motor drives the motor to be switched on through the motor power supply relay, so that the filter element is driven to rotate; when the stop button is pressed down, or the upper limit detection circuit detects that the filter element rises to the upper limit position, the motor stops rotating through the relay, and the filter element stops rotating.

The upper limit detection circuit and the lower limit detection circuit employ a photoelectric sensor, a magnetic sensor, or a limit switch (a travel switch).

The upper liquid level detection circuit and the lower liquid level detection circuit employ liquid level sensors and comparators (or amplifiers).

The electric control lifting mechanism is an electric push rod or a hydraulic push rod.

The water inlet and dosing control circuit, the filter element lifting control circuit, the liquid pump control circuit, the filter element rotation control circuit and the discharge control circuit adopt PLC or discrete logic devices (combined with a NOR gate).

The specific water treatment process is shown in fig. 16.

(V) concrete filter core structure

Referring to fig. 8 to 12, a filter cartridge for a wastewater treatment plant includes a cartridge housing and a filter screen; the central tube is inserted in the middle of the outer frame of the filter element and is fixed; the central tube is positioned in the central cavity of the outer frame of the filter element; the filter screen covers and is fixed on the periphery of the outer frame of the filter element, and a plurality of filter holes are arranged on the filter screen; the bottom of the filter element is provided with a sealing barrel bottom; the barrel bottom is butted with the bottommost end of the outer frame; the lower end of the filter screen and the upper end of the barrel bottom are sealed;

the side of the outer frame of the filter element is provided with a plurality of windows 73;

the outer frame is cylindrical; the rotary filter element also comprises an upper cover, and the upper cover is butted with the upper end of the filter element shell; mounting holes 74 are formed in the upper cover and the barrel bottom, and the central pipe is inserted into the 2 mounting holes and fixed; the outer wall of the rotating shaft and the mounting hole at the bottom of the barrel are sealed to prevent water in the rotary filter element from flowing out of the filter element.

The lower end of the central tube is positioned between the bottom of the outer frame of the filter element and the bottom of the barrel, and the rotating shaft is hollow; the lower end of the central tube has at least one water inlet hole 77; a water pumping pipe 3 is arranged in the central pipe. Preferably 2-4 water inlets.

The bottom of the central tube is sealed or provided with a magnetic levitation reverse water collector. The lower end of the rotating shaft is sealed or semi-sealed, the semi-sealing means that the bottom of the rotating shaft is provided with a magnetic levitation reverse water collector, and when the outer barrel is filled with water, a floating ball in the magnetic levitation reverse water collector is jacked and sealed under the buoyancy action of the water.

The filter element is connected with the lifting platform 18 through a lifting driving mechanism.

The filter screen is provided with etching filter holes; the filter screen formed based on the etching technology can achieve very fine and uniform filter holes, the diameters of the filter holes can be designed into different sizes according to requirements, and if only rough filtering is needed, the filter holes can be designed to be larger, such as millimeter level; if fine filtration is required, the filtration pores can be made smaller, and the diameter can be in the order of 0.1 mm.

The window holes on the side part of the outer frame of the filter element are uniformly distributed. The fingers are arranged in an array with equal intervals.

The window 73 on the side of the outer frame of the filter element is at least one or a mixture of rectangles, squares (see fig. 9 and 10, parallelograms (fig. 11 is a rhombus), regular pentagons, regular hexagons (see fig. 12) or regular octagons.

The filter element outer frame is an integrally formed outer frame, for example, a rectangular frame net is adopted, and the filter element outer frame is welded together after being butted front and back (or left and right) to form a cylindrical frame body.

The filter element has the following characteristics:

(1) the integral structure adopts a double-layer structure with a rotating shaft, the inner layer is a frame, the outer layer is a filter screen, and the frame, the barrel cover and the barrel bottom can jointly fix a central tube; therefore, the structure is compact, and the sealing performance is better;

(2) the water suction pipe is arranged in the central pipe, so that the appearance is more attractive;

(3) when the magnetic floating reverse water collector is used, the water suction pipe is closed when water exists at the bottom, and impurities in the water suction pipe can be discharged when no water exists at the bottom, so that the magnetic floating reverse water collector has a remarkable effect.

(4) The automatic cleaning of the outer wall can be realized by matching with the lifting mechanism and the water spraying structure;

in conclusion, the filter element for the intelligent water treatment device with the rotary filter element is compact in structure and attractive in appearance, and is a key mechanism in the water treatment device.

(VI) lifting driving mechanism

As shown in fig. 13 and 14, the filter element lifting mechanism of the intelligent water treatment device with the rotary filter element is provided, and the container is a sedimentation tank; therefore, the device is suitable for treating a large amount of waste water at one time; the electric control lifting driving mechanisms are in multiple groups, and the first end (static end, upper end) of each group of electric control lifting driving mechanisms is fixed on the cross beam 20. The movable end (lower end) is connected with the lifting platform, and the synchronous lifting of a plurality of filter elements can be realized.

(VII) liquid inlet pipe (water inlet pipe)

Referring to fig. 5-7, a water inlet pipe for use in a water treatment device, the body 51 of the water inlet pipe is generally circular; the outer end 54 of the pipe body of the water inlet pipe is plugged; a plurality of water outlet holes 52 are arranged on the water inlet pipe; the water treatment device is provided with an inner barrel and an outer barrel.

The water outlet hole is positioned on the inner side of the externally-wound pipe body, so that the direction of water ejected from the hole is towards the center (such as radial direction and pointing to the center of a circle), and a certain angle (such as 15 degrees) is cheap, and the inner barrel can be washed by the water in the water inlet process.

The pipe body is annular on the whole, and the inner ring diameter of the pipe body is larger than the outer diameter of the inner barrel.

The pipe body is fixed on the inner wall of the opening of the outer barrel by welding or by a plurality of hooks.

The whole body of the pipe body is in a regular quadrangle, as shown in figure 7, so that the pipe body can be matched with a square filter element; furthermore, the filter element can be deformed in a positive n shape, wherein n is more than or equal to 5 and is matched with the shape of the filter element, so that the function of cleaning the outer wall of the filter element can be better played.

The water outlet holes are arranged at equal intervals.

The diameter range of the water outlet hole is 2-20 mm. Depending on the volume of the water treatment device, it is preferable that the diameter of the water outlet hole is 2.5mm when the diameter of the annular tube body is 430 mm.

There is also a water inlet pipe without gaps and plugs as described in figure 7.

The inlet tube has the following characteristics:

(1) one end of the pipe body is blocked, and water is discharged through the smaller water outlet hole, so that the water is more uniform than the water discharged from a direct pipe orifice;

(2) the water outlet holes are arranged at equal intervals, so that the water outlet is more uniform;

(3) when the annular pipe body is adopted, the water outlet hole faces to the circle, and in the lifting process of the inner barrel (namely the filter element), the water outlet can wash the outer wall of the inner barrel, so that the self-cleaning effect is achieved.

(4) The whole body adopts an annular or polygonal structure, so that the appearance is more attractive.

In conclusion, the water inlet pipe used in the water treatment device has the advantages of attractive structure and self-cleaning function.

Example 2: intelligent water treatment scheme (suboptimal scheme) with non-rotating filter element

Referring to fig. 18-20, an intelligent water treatment device (i.e., a water treatment module) includes a filter element 7, a filter element lifting mechanism, a liquid inlet pipe 5, a chemical dosing mechanism and a liquid pumping mechanism;

the filter element is arranged in the container; the filter element is a barrel-shaped device, and a plurality of filter holes are arranged on the barrel wall of the filter element;

the filter element lifting mechanism comprises a lifting platform and an electric control lifting driving mechanism for driving the lifting platform to do lifting motion; the filter element is fixed on the lifting platform; the lifting of the lifting platform can drive the filter element to lift synchronously; the fixing may be complete or may be maintained with some looseness

The liquid inlet pipe is fixed in the container; the liquid inlet pipe is used for guiding water to be purified and water treatment agents into the container, and a liquid inlet valve is arranged on a water supply pipeline of the liquid inlet pipe;

the dosing mechanism is arranged in or on the container and is used for dosing the water treatment medicament into the container; the drug administration mechanism is controlled by the controller; the dosage can be controlled, such as quantitative administration through a valve or other mechanisms;

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;

a liquid level detection module is arranged on the container; the liquid level detection module can directly adopt a liquid level sensor or convert the liquid level into liquid level by adopting other sensors, for example, a flowmeter at a water inlet pipe is adopted, the liquid level is converted by flow and the cross section area of a container, and the liquid level can also be converted by hydraulic data acquired by a pressure sensor, because the pressure at the bottom of the liquid is in direct proportion to the liquid level; preferably a level sensor;

the intelligent water treatment device also comprises a control module, wherein the control module is used for controlling the actions of the filter element lifting mechanism, the liquid inlet valve, the liquid pumping mechanism and the discharge valve;

the liquid inlet pipe is an annular pipe, and the pipe wall of the annular pipe is provided with a plurality of water outlet holes; adding chemicals (water treatment chemicals) and adding water simultaneously, entering through different water pipes, and mixing at the position of entering the liquid inlet pipe; the diameter of the inner ring of the annular pipe is larger than the outer diameter of the filter element; the filter element can be lifted on the annular pipe, so that the water outlet of the annular pipe can clean the outer wall of the filter element

The container is an outer barrel or a water treatment pool; the electric control lifting driving mechanism is fixed on the container or on the ground outside the container or on the bracket. The electric control lifting driving mechanism comprises a static part and a moving part; during operation, the static part does not operate, and the moving part extends and retracts, wherein the static part is fixed;

the number of the electric control lifting mechanisms is 2, and the lifting motion is more stable.

The electric control lifting driving mechanism is an electric push rod, the static end (upper end) is fixed on the cross beam, and the moving end (lower end) is connected with the lifting platform. FIG. 13 illustrates another embodiment of the elevating platform driven by an external support; fig. 14 shows a case where a plurality of filter elements are hung on one cross member. The vertical rods 63 are multiple and used for fixing the annular water inlet pipe, the upper end of each vertical rod is fixed with the cross beam, and the lower end of each vertical rod is fixed with the annular water inlet pipe.

The bottom of the outer barrel is provided with a magnetic levitation reverse water collector (9) which is positioned outside the inner barrel. When water exists, the magnetic levitation reverse water collector seals a pipeline of the magnetic levitation reverse water collector under the action of buoyancy, and when no water exists, a channel is opened, and impurities are discharged from a pipe opening.

And a position detection module for detecting the position of the filter element lifting mechanism is arranged in the container or on the filter element lifting mechanism.

The position detection module adopts at least one of a photoelectric sensor, a magnetic sensor, a displacement sensor and a travel switch as a position sensor.

The connection mode of the filter element and the lifting platform is as follows:

mode 1: the filter element is connected with the lifting platform through a connecting rod (62); see fig. 18-19;

mode 2: the filter element is connected with the lifting platform through a central tube (61); the axis of the central tube is superposed with the axis of the filter element;

mode 3: the filter element is connected with the lifting platform through a central tube (61) and a connecting rod (62), the axis of the central tube is coincident with the axis of the filter element, see fig. 20;

in addition, a plurality of filter elements are arranged in the container; and synchronously controlling a plurality of filter elements. The synchronous water inlet and the synchronous lifting can pump water simultaneously and share the waste discharging device.

For intelligent water treatment sedimentation systems, systems with multiple water treatment units, etc., see example 1.

Note that: in fig. 1 to 4 and fig. 18 to 20, the vertical bar and the horizontal bar, the elevation drive mechanism, and the like are not shown.

Claims

1. A system having a plurality of water treatment units, comprising a container (21), a stand, an elevating water treatment unit, and a discharge mechanism;

a plurality of lifting water treatment units are hung on the bracket; the bracket is positioned above the container; the discharging mechanism is used for discharging waste materials at the bottom of the container; the discharge mechanism comprises a discharge pipe and a discharge valve arranged on the discharge pipe; the inlet of the discharge pipe is arranged at the bottom of 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 water filtered in the filter element;

a liquid level detection module is arranged on the container;

2. The system of claim 1, wherein the plurality of water treatment units are arranged in a row or a column, or in an array of rows and columns.

3. The system of claim 1, wherein the cartridge is a rotary cartridge and the elevating water treatment unit has a motor and transmission for driving rotation of the cartridge.

4. The system of claim 1, wherein the control module is a relay control module, or a MCU-based control module, the MCU being a single chip, a PLC, an ARM processor, or a DSP;

the container is a square box body or a water pool.

5. The system of claim 1, wherein the shaft is a hollow shaft and the suction tube is located in a bore of the shaft.

6. System with multiple water treatment units according to claim 1, characterized in that a flow sensor (1) is provided at the outlet pipe, which is connected to the control module.

7. System with multiple water treatment units according to claim 1, characterized in that the bottom of the filter cartridge is provided with a magnetic levitation anti-catchment (9) outside the filter cartridge where the magnetic levitation anti-catchment is located.

8. The system of claim 1, wherein a plurality of systems are cascaded; the cascade refers to that the waste water pumped by the system with a plurality of water treatment units of the previous stage enters the liquid inlet pipe of the next stage or enters the liquid inlet pipe of the next stage after being buffered by the intermediate tank.