CN114751481A - Self-cleaning carbon fiber filtering system and filtering method - Google Patents

Self-cleaning carbon fiber filtering system and filtering method Download PDF

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Publication number
CN114751481A
CN114751481A CN202210391717.8A CN202210391717A CN114751481A CN 114751481 A CN114751481 A CN 114751481A CN 202210391717 A CN202210391717 A CN 202210391717A CN 114751481 A CN114751481 A CN 114751481A
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China
Prior art keywords
water
valve
automatic
pipeline
water inlet
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CN202210391717.8A
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Chinese (zh)
Inventor
陈春林
徐成
宫学军
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Jiangsu Shengjieda Water Treatment Engineering Co ltd
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Jiangsu Shengjieda Water Treatment Engineering Co ltd
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Priority to CN202210391717.8A priority Critical patent/CN114751481A/en
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    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • C02F1/28Treatment of water, waste water, or sewage by sorption
    • C02F1/283Treatment of water, waste water, or sewage by sorption using coal, charred products, or inorganic mixtures containing them
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • C02F1/001Processes for the treatment of water whereby the filtration technique is of importance
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • C02F1/008Control or steering systems not provided for elsewhere in subclass C02F
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2201/00Apparatus for treatment of water, waste water or sewage
    • C02F2201/002Construction details of the apparatus
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2201/00Apparatus for treatment of water, waste water or sewage
    • C02F2201/002Construction details of the apparatus
    • C02F2201/004Seals, connections
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2201/00Apparatus for treatment of water, waste water or sewage
    • C02F2201/002Construction details of the apparatus
    • C02F2201/005Valves
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2209/00Controlling or monitoring parameters in water treatment
    • C02F2209/03Pressure
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2209/00Controlling or monitoring parameters in water treatment
    • C02F2209/29Chlorine compounds
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2303/00Specific treatment goals
    • C02F2303/02Odour removal or prevention of malodour
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2303/00Specific treatment goals
    • C02F2303/14Maintenance of water treatment installations
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2303/00Specific treatment goals
    • C02F2303/16Regeneration of sorbents, filters

Abstract

The invention relates to a self-cleaning carbon fiber filtering system, which is provided with at least one filter group, a water inlet pipeline, a water outlet pipeline and a control unit, wherein the water inlet pipeline is provided with a water inlet automatic valve and a water inlet pressure measuring sensor, the water outlet pipeline is provided with a water production pressure measuring sensor and a water production automatic valve, the self-cleaning carbon fiber filtering system also comprises a forward pipeline, a backward pipeline and a backward pipeline, the forward pipeline is provided with a forward discharge automatic valve, the other end of the backward pipeline and the other end of the forward pipeline discharge waste water after flushing, the backward pipeline is provided with a backward flushing water inlet automatic valve, the backward pipeline is provided with a backward discharge automatic valve, and the forward discharge automatic valve, the backward flushing water inlet automatic valve and the backward discharge automatic valve are all in communication connection with the control unit. The invention also relates to a control method of the self-cleaning carbon fiber filter. The invention can realize the equipment maintenance operation under the condition of no water cut-off and short time, and ensure the stable operation of industrial water.

Description

Self-cleaning carbon fiber filtering system and filtering method
Technical Field
The invention relates to a self-cleaning carbon fiber filtering system and a filtering method.
Background
The traditional way for removing residual chlorine in raw water in the water treatment industry is realized by an activated carbon filter filled with an activated carbon filter material. However, this approach has several potential problems: 1. the fine activated carbon particles can be remained in the rear-section equipment along with the produced water, and damage and blockage are caused to the rear-section equipment. 2. The replacement work after the active carbon filler is invalid can cost a great deal of labor, material resources and cost. 3. Today when high-efficiency operation is advocated, the filler replacement operation which costs three or five days very often seriously affects the normal operation of enterprises. 4. The replaced scattered active carbon filter material is easy to pollute the environment; it is very inconvenient.
SUMMARY OF THE PATENT FOR INVENTION
The invention aims to provide a carbon fiber filtering system which is ingenious in structure, can be used for deeply filtering water and removing residual chlorine, and is convenient and practical.
The technical scheme for realizing the patent purpose of the invention is as follows: the invention discloses a water purifier, which comprises at least one filter group, a water inlet pipeline, a water outlet pipeline and a control unit, wherein the water inlet pipeline and the water outlet pipeline are connected with the filter groups, the water inlet pipeline is sequentially provided with a water inlet automatic valve and a water inlet pressure measuring sensor from left to right, the water outlet pipeline is provided with a water production pressure measuring sensor and a water production automatic valve from left to right, the water purifier also comprises a forward pipeline, a backward pipeline and a backward pipeline, one end of the backward pipeline is converged on the water inlet pipeline and positioned at the left side of the water inlet automatic valve, the other end of the backward pipeline is converged on the water outlet pipeline and positioned between the filter groups and the water production pressure measuring sensor, one end of the backward pipeline is converged on the water inlet pipeline and positioned between the water inlet automatic valve and the water production pressure measuring sensor, one end of the forward pipeline is converged on the water outlet pipeline and positioned between the water production pressure measuring sensor and the water production automatic valve, the forward pipeline is provided with a forward automatic valve, the other end of the reverse drainage pipeline and the other end of the forward drainage pipeline discharge the flushed wastewater, the reverse inlet pipeline is provided with a reverse drainage automatic valve, the reverse drainage pipeline is provided with a reverse drainage automatic valve, and the forward drainage automatic valve, the reverse drainage automatic valve and the reverse drainage automatic valve are all in communication connection with the control unit.
Furthermore, be equipped with into water side pressure table on the above-mentioned inlet channel, the side pressure table that intakes is located between pressure sensor and the filter bank of intaking, be equipped with product water side pressure table on the outlet conduit, product water side pressure table is located between filter bank and the pressure sensor of producing, and the one end of going back to the pipeline and outlet conduit tandem is located between carbon fiber filter and the pressure table of producing water.
Furthermore, a water inlet manual valve is arranged on the water inlet pipeline and positioned on the left side of the reverse inlet pipeline, a water production manual valve is arranged on the water outlet pipeline, and the water production manual valve is positioned on the right side of the water production automatic valve.
Furthermore, each carbon fiber filter of the filter group is provided with a water inlet and a water outlet, the inlet of each carbon fiber filter is communicated with the water inlet pipeline, and the outlet of each carbon fiber filter is communicated with the water outlet pipeline.
Further, above-mentioned carbon fiber filter includes membrane shell, cap, fastener, sealing washer and at least one filter core, and the filter core is installed in the membrane shell, and sealing washer fixed mounting is on the membrane shell, and the fastener is installed on the sealing washer, and cap fixed mounting is on the fastener, and the cap seals the membrane shell with fastener fixed connection back.
Furthermore, the reverse discharge pipeline and the positive discharge pipeline are provided with discharge valves for controlling the on-off of the water paths.
The system comprises a frame, a main water inlet pipe and a main water outlet pipe, wherein the main water inlet pipe and the main water outlet pipe can be connected with a water source, all filter groups are fixedly installed on the frame in parallel, a water inlet pipeline of each carbon fiber filter is in tandem connection with the main water inlet pipe, a water outlet pipeline of each carbon fiber filter is in tandem connection with the main water outlet pipe, a manual water inlet valve and an automatic water inlet valve are arranged on the main water inlet pipe, a manual produced water valve and an automatic produced water valve are arranged on the main water outlet pipe, one end of a reverse-inlet pipeline is in tandem connection with the main water outlet pipe, one end of a reverse-discharge pipeline is in tandem connection with the main water inlet pipe, a reverse-discharge automatic valve for controlling the discharge of wastewater in the reverse-discharge pipeline is arranged on the reverse-discharge pipeline, one end of a forward-discharge pipeline is in tandem connection with the main water outlet pipe, and a forward-discharge automatic valve for controlling the discharge of wastewater in the forward-discharge pipeline is arranged on the forward-discharge pipeline.
Further, the control unit includes a storage medium, the storage medium includes a memory, a processor, and an operating program stored in the memory and executable on the processor, and the operating program can implement the following steps:
A1, setting the pressure difference between inlet water and outlet water on the storage medium by artificial setting;
a2, when the pressure difference between the water inlet pipe and the water outlet pipe does not reach a set value, continuously filtering the produced water, when the pressure difference between the water inlet pipe and the water outlet pipe reaches the set value, the storage medium sends a signal to execute a back washing command and then carries out a positive washing command;
a3, when a filtering water production command is executed, the control unit sends out a filtering water production signal, the water inlet automatic valve and the water production automatic valve are opened after receiving the signal, the backwashing water inlet automatic valve, the reverse discharge automatic valve, the forward discharge automatic valve and the discharge valve are closed, water is introduced, and a water source is produced after being filtered by the filter group;
a4, when a backwashing command is executed, the control unit sends a backwashing signal, the automatic water inlet valve and the automatic water production valve close the valves after receiving the signal, the automatic backwashing water inlet valve, the automatic reverse discharge valve and the discharge valve on the reverse discharge pipeline are opened and water is supplied, and a water source passes through each filter group and is discharged after being cleaned;
a5, when executing a positive flushing command, the control unit sends a back flushing signal, the automatic water inlet valve opens the valve and the automatic water production valve closes the valve after receiving the signal, the back flushing valve and the discharge valve on the reverse discharge pipeline are closed, the automatic positive discharge valve on the positive discharge pipeline and the discharge valve on the positive discharge pipeline are opened, and a water source is introduced, passes through each filter group and is cleaned and then discharged;
A6, the storage medium collects the running time and the accumulated flow of each filter group.
Further, when a water source enters the carbon fiber filter, the water pressure is detected through a water inlet pressure measuring sensor and a water inlet side pressure gauge, when water is filtered and produced, the water inlet pressure measuring sensor transmits measured water pressure data to a storage medium, when the water source flows out of the carbon fiber filter, the water pressure is detected through a water production pressure measuring sensor and a water production side pressure gauge, the water production pressure measuring sensor transmits the measured water pressure data to the storage medium, differential pressure calculation is carried out, and the obtained differential pressure data are compared with a set value; the processor executes a water filtering and producing command or a backwashing command according to the comparison result, and executes a command of the positive flushing signal after the backwashing command is executed.
Furthermore, the control unit also comprises a first button capable of performing forced back flushing and a second button capable of performing forced forward flushing, and the control unit controls each filter group to perform back flushing through the first button or controls each filter group to perform forward flushing through the second button.
Furthermore, the control unit further comprises a remote terminal and a wireless communication unit, the remote terminal is in communication connection with the storage medium through the wireless communication unit, and the remote terminal is used for receiving the running time of each filter group from the storage medium and data collected by accumulated flow.
The second purpose of the invention is to provide a filtering method, which can accurately control the filtering and chlorine removal of the filter group, and is accurate and practical.
The technical scheme for realizing the patent purpose of the invention is as follows: the invention comprises the following operation steps:
s1, setting a set value of the inlet and outlet pressure difference on the storage medium through manual setting;
s2, opening the manual water inlet valve, leading in a water source, opening the automatic water inlet valve and the automatic water producing valve, closing the automatic backwashing water inlet valve, the automatic reverse discharging valve, the automatic forward discharging valve and the discharging valve, detecting the water pressure by the pressure sensor and the pressure gauge at the water inlet side before the water source enters each filter group, transmitting the detected water pressure data to a storage medium by the pressure sensor at the water inlet side when filtering the water production, outputting the water source after filtering the water source by each filter group, detecting the water pressure by the pressure sensor at the water production side and the pressure gauge at the water production side during the output process, transmitting the detected water pressure data to the storage medium by the pressure sensor at the water inlet side, calculating the water pressure at the water inlet side and the water pressure at the water outlet side by the storage medium to obtain a pressure difference value, comparing the pressure difference value with a set value, sending a water filtering and producing command or a backwashing command by the processor according to the comparison result, and executing the positive flushing command after the back flushing command is completed;
S3, when the water pressure difference does not reach the set value, continuing to filter the produced water;
s4, when the water pressure difference reaches a set value, executing a back washing command first and then executing a positive washing command;
when a backwashing command is executed, the automatic water inlet valve and the automatic water production valve close the valves after receiving the command, the automatic backwashing water inlet valve, the automatic reverse drainage valve and the discharge valve on the reverse drainage pipeline are opened and water is introduced, and water is discharged after passing through each filter group and cleaning the water;
s5, when executing a positive flushing command, opening the valve by the automatic water inlet valve and closing the valve after receiving the command by the automatic water production valve, closing the automatic backwashing water inlet valve and the discharge valve on the reverse discharge pipeline, opening the automatic positive discharge valve on the positive discharge pipeline and the discharge valve on the positive discharge pipeline, and introducing a water source, wherein the water source passes through each filter group, cleans the water source and then discharges the water source;
s6, when the water inlet pressure measurement sensor and the water production pressure measurement sensor are in failure, manually pressing a first button to start forced backwashing or a second button to start forced forward washing;
s7, when any filter group needs to be subjected to core replacement, the control unit closes the automatic water inlet valve and the automatic water production valve and performs core replacement, and the other filter groups operate normally;
S8, the storage medium transmits the collected signals of the accumulated running time and the accumulated flow of each filter group to a remote terminal through a wireless communication unit, and the remote terminal monitors and manages each filter group.
The invention has the following positive effects: (1) the invention carries out water inlet and outlet in the filter group through the water inlet pipeline and the water outlet pipeline by arranging at least one filter group, controls the water inlet and water pressure detection of the water inlet pipeline through the water inlet automatic valve and the water inlet pressure measuring sensor, controls the water production and water pressure detection of the water outlet short knife through the water production automatic valve and the water production pressure measuring sensor, cleans the interior of the filter group through arranging the reverse inlet pipeline and the reverse discharge pipeline, controls the backwashing water path through the backwashing water inlet automatic valve and the reverse discharge automatic valve, controls the forward washing water path through the forward discharge automatic valve, and replaces and switches the filtering water source, forward washing and backwashing in the filter group through the control of the forward discharge automatic valve, the backwashing water inlet automatic valve and the reverse discharge automatic valve The section equipment causes the problem of damage, jam, also can effectually remove chlorine simultaneously, has guaranteed the quality of water of crossing the water, and on the other hand also can swiftly the efficient carries out filtration treatment to the water source, and the structure is ingenious, convenient practicality.
(2) According to the invention, the water inlet side pressure gauge is arranged on the water inlet pipeline, the water production side pressure gauge is arranged on the water outlet pipeline, when the water inlet pressure measuring sensor and the water production pressure measuring sensor are in failure, the water pressure of the water inlet pipeline can be detected by the water inlet side pressure gauge, the water pressure of the water outlet pipeline is detected by the water production side pressure gauge, and the pressure difference is calculated by the data measured by the water inlet side pressure gauge and the water production side pressure gauge, so that the efficiency and the water quality of a water source are further ensured, and the water source filtering device is safe and practical.
(3) According to the invention, the water inlet manual valve is arranged on the water inlet pipeline, the water production manual valve is arranged on the water outlet pipeline, when the water inlet automatic valve and the water outlet automatic valve are in failure, the water inlet of a water source can be controlled through the water inlet manual valve, the water production of the water outlet pipeline is controlled through the water production manual valve, the normal filtering process of the filter group is effectively and smoothly ensured, the smooth water inlet and water production of the water source are ensured, and the filter is efficient and practical.
(4) According to the invention, the filter group is set in a mode that the plurality of carbon fiber filters are connected in parallel, the carbon fiber filter element has the precise filtering characteristic of a tubular element, organic matters, particles, rust, residual chlorine, peculiar smell and the like in liquid can be effectively taken out, the carbon fiber filter element has the advantages of high filtering precision, small pressure loss, large flow, large pollutant carrying capacity, long service life, no toxicity, no smell, no secondary pollution, strong adsorption capacity, high mechanical strength, uniform density, long service life and good dechlorination effect, the plurality of carbon fiber filters can ensure the efficiency of filtering water sources, and the device is convenient and practical.
(5) According to the invention, the carbon fiber filter is arranged into the connection of the membrane shell, the shell cover, the fastening piece, the sealing ring and the filter element, so that the air tightness of the carbon fiber filter is ensured while a water source has enough filtering space, the condition of water leakage of the carbon fiber filter in the filtering process is avoided, and the filter element is convenient to replace in a detachable mode.
(6) The invention controls the discharge of waste water through the discharge valves arranged on the reverse discharge pipeline and the forward discharge pipeline, can effectively control the waste water to flow into a specific container, and avoids the waste water polluting the environment.
(7) According to the invention, the filter groups are placed on the rack, the unified water inlet of each filter group and the unified water outlet of the filter groups are controlled through the main water inlet pipe, so that a plurality of filter groups can simultaneously carry out water inlet, filtration, positive flushing and hair flushing, and when one filter group needs to be replaced, the filter group can be replaced in a short time without stopping water, so that the problems of large consumption and incapability of stopping water are solved.
(8) The control unit is connected with the memory and the processor, the processor is used for processing received signals of the automatic forward-discharge valve, the automatic reverse-washing water inlet valve and the automatic reverse-discharge valve, and selecting to continue filtering the water production state or the reverse-washing state according to the comparison of the pressure difference and a set value, and the processor is used for selecting the opening and closing of the automatic water inlet valve, the automatic water production valve, the automatic forward-discharge valve, the automatic reverse-washing water inlet valve and the automatic reverse-discharge valve according to different states, so that different states are realized, the water flow condition and the filtered water quality condition can be detected in real time, and the dechlorination treatment can be carried out in real time, the water quality is ensured, and the device is safe and practical.
(9) The control unit is provided with the first button to carry out forced backwashing, the second button to carry out forced forward washing, and when the water inlet pressure measuring sensor and the water production pressure measuring sensor are in failure, the carbon fiber filters in the filter group are continuously cleaned and dechlorinated in a manual mode, so that the device is efficient and practical.
(10) According to the invention, the remote terminal is arranged on the control unit, so that the remote terminal can independently monitor and manage the filter groups on each filter group in real time, can control the filter groups in real time in a wireless transmission mode, realizes the functions of abnormal alarm, accumulated running time and accumulated flow, and is comprehensive and efficient.
Drawings
In order that the contents of the present patent will be more readily understood, a more particular description of the invention will now be rendered by reference to specific embodiments thereof which are illustrated in the appended drawings
FIG. 1 is a schematic view of the overall process of the self-cleaning carbon fiber filtration system of the present invention;
FIG. 2 is a schematic view showing the overall structure of a carbon fiber filter according to the present invention;
FIG. 3 is a schematic diagram showing an exploded structure of the entire structure of the carbon fiber filter according to the present invention;
FIG. 4 is a process diagram of the overall construction of a filter bank according to the invention;
FIG. 5 is a schematic view of the overall structure of the present invention in which a plurality of filter banks are connected to a frame;
fig. 6 is a process diagram of an integral connection structure of a plurality of filter groups and corresponding control units in the present invention;
FIG. 7 is a schematic diagram of the communication between the control units according to the present invention.
Detailed Description
Referring to fig. 1 to 7, the invention relates to a self-cleaning carbon fiber filtering system, which comprises at least one filter group, a water inlet pipeline 2, a water outlet pipeline 3 and a control unit 7, wherein the water inlet pipeline 2, the water outlet pipeline 3 and the control unit 7 are connected with the filter groups, a water inlet automatic valve 22 and a water inlet pressure sensor 23 are sequentially arranged on the water inlet pipeline 2 from left to right, a water production pressure sensor 32 and a water production automatic valve 34 are sequentially arranged on the water outlet pipeline 3 from left to right, the self-cleaning carbon fiber filtering system further comprises a forward exhaust pipeline 6, a backward exhaust pipeline 4 and a backward exhaust pipeline 5, one end of the backward exhaust pipeline 4 is converged on the water inlet pipeline 2 and is positioned on the left side of the water inlet automatic valve 22, the other end of the backward exhaust pipeline 4 is converged on the water outlet pipeline 3 and is positioned between the filter groups and the water production pressure sensor 32, one end of the backward exhaust pipeline 5 is converged on the water inlet pipeline 2 and is positioned between the water inlet automatic valve 22 and the water inlet pressure sensor 23, one end of the forward exhaust pipeline 6 is converged on the water outlet pipeline 3 and is positioned between the water production pressure sensor 32 and the water production valve 32 34, a forward discharge automatic valve 61 is arranged on the forward discharge pipeline 6, the other end of the reverse discharge pipeline 5 and the other end of the forward discharge pipeline 6 discharge the flushed wastewater, a backwashing water inlet automatic valve 41 is arranged on the reverse discharge pipeline 4, a reverse discharge automatic valve 51 is arranged on the reverse discharge pipeline 5, and the forward discharge automatic valve 61, the backwashing water inlet automatic valve 41 and the reverse discharge automatic valve 51 are all in communication connection with the control unit 7.
Be equipped with into water side pressure table 24 on the inlet channel 2, the side pressure table 24 that enters is located between pressure cell sensor 23 and the filter bank of intaking, being equipped with product water side pressure table 31 on the outlet conduit 3, product water side pressure table 31 is located between filter bank and the product water pressure cell sensor 32, and the one end of going back to the pipeline 4 of advancing and 3 tandem of outlet conduit is located between carbon fiber filter 1 and the product water side pressure table 31.
The water inlet pipeline 2 is provided with a water inlet manual valve 21, the water inlet manual valve 21 is positioned on the left side of the reverse inlet pipeline 4, the water outlet pipeline 3 is provided with a water producing manual valve 33, and the water producing manual valve 33 is positioned on the right side of the water producing automatic valve 34.
At least one carbon fiber filter 1 of the filter group is provided with a water inlet and a water outlet on each carbon fiber filter 1, the inlet of each carbon fiber filter 1 is communicated with the water inlet pipeline 2, and the outlet of each carbon fiber filter 1 is communicated with the water outlet pipeline 3.
Carbon fiber filter 1 includes membrane shell 15, cap 11, fastener 12, sealing washer 13 and at least one filter core 14, and filter core 14 is installed in membrane shell 15, and sealing washer 13 fixed mounting is on membrane shell 15, and fastener 12 is installed on sealing washer 13, and cap 11 fixed mounting is on fastener 12, and cap 11 seals membrane shell 15 with fastener 12 fixed connection back.
The carbon fiber filter element 14 has the precise filtering characteristic of a tubular element, and can effectively extract organic matters, particles, rust, residual chlorine, peculiar smell and the like in liquid.
The carbon fiber filter element 14 has the advantages of high filtering precision, small pressure loss, large flow, large pollutant carrying capacity, long service life, no toxicity, no odor, no secondary pollution, strong adsorption capacity, high mechanical strength, uniform density, long service life and good dechlorination effect.
The carbon fiber filter element 14 is provided with a filter layer, so that the filter element 14 can be protected from being polluted.
And the reverse discharge pipeline 5 and the positive discharge pipeline 6 are provided with discharge valves for controlling the on-off of a water path.
Also comprises a frame 8, a main water inlet pipe 9 and a main water outlet pipe 10 which can be connected with a water source, all the filter groups are fixedly arranged on the frame 8 in parallel, the water inlet pipeline 2 of each carbon fiber filter 1 is connected with the main water inlet pipe 9 in a junction way, the water outlet pipeline 3 of each carbon fiber filter 1 is connected with the main water outlet pipe 10 in a junction way, the manual water inlet valve 21 and the automatic water inlet valve 22 are both arranged on the main water inlet pipe 9, the manual water producing valve 33 and the automatic water producing valve 34 are both arranged on the main water outlet pipe 10, one end of the reverse inlet pipeline 4 is connected to the main water outlet pipe 10 in a converging mode, one end of the reverse discharge pipeline 5 is connected to the main water inlet pipe 9 in a converging mode, a reverse washing discharge automatic valve used for controlling discharge of waste water in the reverse discharge pipeline 5 is arranged on the reverse discharge pipeline 5, one end of the forward discharge pipeline 6 is connected to the main water outlet pipe 10 in a converging mode, and a forward washing discharge automatic valve used for controlling discharge of waste water in the forward discharge pipeline 6 is arranged on the forward discharge pipeline 6.
The filter units are arranged in parallel, so that the filter element 14 can be replaced by a single filter unit under the conditions of no water stop and short time, and the problems of large consumption and water stop are solved.
The control unit 7 comprises a storage medium comprising a memory, a processor, and an operating program stored on the memory and executable on the processor, the operating program being operable to implement the steps of:
a1, setting the set value of the pressure difference between the inlet water and the outlet water on the storage medium by human setting;
a2, when the pressure difference in the water inlet pipeline (2) and the water outlet pipeline (3) does not reach a set value, continuously filtering the produced water, when the pressure difference in the water inlet pipeline (2) and the water outlet pipeline (3) reaches the set value, the storage medium sends a signal to execute a back flush command and then carries out a positive flush command;
a3, when a filtering water production command is executed, a control unit (7) sends out a filtering water production signal, an automatic water inlet valve (22) and an automatic water production valve (34) are opened after receiving the signal, a backwashing automatic water inlet valve (41), an automatic reverse discharge valve (51), an automatic forward discharge valve (61) and a discharge valve are closed, water is introduced, and a water source is filtered by a filter group and then produced;
a4, when a backwashing command is executed, a control unit (7) sends a backwashing signal, a water inlet automatic valve (22) and a water production automatic valve (34) close the valves after receiving the signal, a backwashing water inlet automatic valve (41), a reverse discharge automatic valve (51) and a discharge valve on a reverse discharge pipeline (5) are opened and water is supplied, and a water source passes through each filter group, cleans the water and discharges the water;
A5, when executing a positive flushing command, a control unit (7) sends a back flushing signal, a water inlet automatic valve (22) opens a valve and a water production automatic valve (34) closes the valve after receiving the signal, the back flushing automatic valve and a discharge valve on a reverse discharge pipeline (5) are closed, a positive discharge automatic valve (61) on a positive discharge pipeline (6) and a discharge valve on the positive discharge pipeline (6) are opened, a water source is introduced, and the water source passes through each filter group and is cleaned and then discharged;
a6, the storage medium collects data of the running time and the accumulated flow of each filter group.
When a water source enters the carbon fiber filter (1), water pressure is detected through the water inlet pressure measuring sensor (23) and the water inlet side pressure gauge (24), when water is filtered and produced, the water inlet pressure measuring sensor (23) transmits measured water pressure data to a storage medium, when the water source flows out of the carbon fiber filter (1), the water pressure is detected through the water production pressure measuring sensor (32) and the water production side pressure gauge (31), the water production pressure measuring sensor (32) transmits the measured water pressure data to the storage medium, pressure difference calculation is carried out, and the obtained pressure difference data is compared with a set value; the processor executes a water filtering and producing command or a back flushing command according to the comparison result, and then executes a command of a positive flushing signal.
The control unit (7) is also provided with a first button capable of performing forced back washing and a second button capable of performing forced forward washing, and the control unit controls each filter group to perform back washing through the first button and performs forward washing through the second button.
The control unit (7) further comprises a remote terminal and a wireless communication unit, the remote terminal is in communication connection with the storage medium through the wireless communication unit, and the remote terminal is used for receiving the running time of each filter group from the storage medium and data collected by accumulated flow.
The invention also relates to a filtering method of the self-cleaning carbon fiber filtering system, which comprises the following operation steps:
s1, setting a set value of the inlet and outlet pressure difference on the storage medium through manual setting;
s2, opening a water inlet manual valve (21), leading in a water source, opening an automatic water inlet valve (22) and an automatic water producing valve (34), closing a backwashing water inlet automatic valve (41), an automatic reverse discharge valve (51), an automatic forward discharge valve (61) and a discharge valve, detecting the water pressure by a water inlet pressure sensor (23) and a water inlet side pressure gauge (24) before the water source enters each filter group, transmitting the detected water pressure data to a storage medium by the water inlet pressure sensor (23) when water is produced by filtration, outputting the water source after the water source is filtered by each filter group, detecting the water pressure by a water producing pressure sensor (32) and a water producing side pressure gauge (31) in the output process, transmitting the detected water pressure data to the storage medium by the water inlet pressure sensor (23), calculating the water pressure of the water inlet and the water pressure of the water outlet by the storage medium to obtain a pressure difference value, and comparing the pressure difference value with a set value, the processor sends out a water filtering and producing command or a back flushing command according to the comparison result, and executes a positive flushing command after the back flushing command is executed;
S3, when the water pressure difference does not reach the set value, continuing to filter the produced water;
s4, when the water pressure difference reaches a set value, executing a back washing command first and then executing a positive washing command;
when a backwashing command is executed, the automatic water inlet valve (22) and the automatic water production valve (34) close the valves after receiving the command, the automatic backwashing water inlet valve (41), the automatic reverse drainage valve (51) and the discharge valve on the reverse drainage pipeline (5) are opened and water is introduced, and water passes through each filter group and is discharged after being cleaned;
s5, when a positive flushing command is executed, the automatic water inlet valve (22) opens the valve and the automatic water producing valve (34) closes the valve after receiving the command, the automatic backwashing water inlet valve (41) and the discharge valve on the reverse discharge pipeline (5) are closed, the automatic positive discharge valve (61) on the positive discharge pipeline (6) and the discharge valve on the positive discharge pipeline (6) are opened, a water source is introduced, and the water source passes through each filter group, cleans the filter groups and then discharges the water source;
s6, when the water inflow pressure measurement sensor (23) and the water production pressure measurement sensor (32) are in fault, manually pressing a first button to start forced backwashing or a second button to start forced forward washing;
s7, when any filter group needs to be subjected to core replacement, the control unit (7) closes the automatic water inlet valve (22) and the automatic water production valve (34) and performs core replacement, and the rest filter groups operate normally;
S8, the storage medium transmits the collected signals of the accumulated running time and the accumulated flow of each filter group to a remote terminal through a wireless communication unit, and the remote terminal monitors and manages each filter group.
The above-mentioned embodiments are intended to illustrate the objects, technical solutions and advantages of the present invention in further detail, and it should be understood that the above-mentioned embodiments are only examples of the present invention and are not intended to limit the present invention, and any modifications, equivalent substitutions, improvements and the like made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (12)

1. Automatically cleaning carbon fiber filtration system, its characterized in that: the water inlet pipe (2) and the water outlet pipe (3) which are connected with each filter group and the control unit (7) are provided with at least one filter group, an automatic water inlet valve (22) and an automatic water inlet pressure sensor (23) are sequentially arranged on the water inlet pipe (2) from left to right, a water production pressure sensor (32) and an automatic water production valve (34) are sequentially arranged on the water outlet pipe (3) from left to right, the water inlet pipe further comprises a forward pipe (6), a backward pipe (4) and a backward pipe (5), one end of the backward pipe (4) is converged on the water inlet pipe (2) and is positioned on the left side of the automatic water inlet valve (22), the other end of the backward pipe (4) is converged on the water outlet pipe (3) and is positioned between the filter group and the water production pressure sensor (32), one end of the backward pipe (5) is converged on the water inlet pipe (2) and is positioned between the automatic water inlet valve (22) and the water inlet pressure sensor (23), one end of the positive drainage pipeline (6) is in tandem connection with the water outlet pipeline (3) and is positioned between the water production pressure measurement sensor (32) and the water production automatic valve (34), the positive drainage pipeline (6) is provided with a positive drainage automatic valve (61), the other end of the reverse drainage pipeline (5) and the other end of the positive drainage pipeline (6) discharge the flushed wastewater, the reverse inlet pipeline (4) is provided with a reverse flushing water inlet automatic valve (41), the reverse drainage pipeline (5) is provided with a reverse drainage automatic valve (51), and the positive drainage automatic valve (61), the reverse flushing water inlet automatic valve (41) and the reverse drainage automatic valve (51) are all in communication connection with the control unit (7).
2. The self-cleaning carbon fiber filtration system of claim 1, wherein: be equipped with into water side pressure table (24) on inlet channel (2), it is located between filter group and carbon fiber filter (1) to intake side pressure table (24), be equipped with on outlet conduit (3) and produce water side pressure table (31), produce water side pressure table (31) and be located between filter group and the product water pressure cell (32), the one end that goes up and outlet conduit (3) tandem on anti-inlet pipe way (4) is located between carbon fiber filter (1) and the product water side pressure table (31).
3. The self-cleaning carbon fiber filtration system of claim 2, wherein: be equipped with into water manual valve (21) on inlet channel (2), manual valve (21) of intaking is located the left side of anti-inlet pipe way (4), be equipped with on outlet conduit (3) and produce water manual valve (33), produce the right side that water manual valve (33) are located produce water automatic valve (34).
4. The self-cleaning carbon fiber filtration system of claim 3, wherein: the filter set comprises at least one carbon fiber filter (1), wherein each carbon fiber filter (1) is provided with a water inlet and a water outlet, the inlet of each carbon fiber filter (1) is communicated with a water inlet pipeline (2), and the outlet of each carbon fiber filter (1) is communicated with a water outlet pipeline (3).
5. The self-cleaning carbon fiber filtration system of claim 4, wherein: carbon fiber filter (1) is including membrane shell (15), cap (11), fastener (12), sealing washer (13) and at least one filter core (14), and install in membrane shell (15) filter core (14), and sealing washer (13) fixed mounting is on membrane shell (15), and fastener (12) are installed on sealing washer (13), and cap (11) fixed mounting is on fastener (12), seals membrane shell (15) behind cap (11) and fastener (12) fixed connection.
6. The self-cleaning carbon fiber filtration system of claim 5, wherein: and the reverse discharge pipeline (5) and the positive discharge pipeline (6) are provided with discharge valves for controlling the on-off of a water path.
7. The self-cleaning carbon fiber filtration system of claim 6, wherein: the device also comprises a rack (8), a main water inlet pipe (9) and a main water outlet pipe (10) which can be connected with a water source, all filter groups are fixedly arranged on the rack (8) in parallel, a water inlet pipeline (2) of each carbon fiber filter (1) is in tandem connection with the main water inlet pipe (9), a water outlet pipeline (3) of each carbon fiber filter (1) is in tandem connection with the main water outlet pipe (10), a manual water inlet valve (21) and an automatic water inlet valve (22) are arranged on the main water inlet pipe (9), a manual produced water valve (33) and an automatic produced water valve (34) are arranged on the main water outlet pipe (10), one end of a reverse inlet pipeline (4) is in tandem connection with the main water outlet pipe (10), one end of a reverse discharge pipeline (5) is in tandem connection with the main water inlet pipe (9), and the reverse discharge pipeline (5) is provided with a reverse discharge automatic valve for controlling the discharge of wastewater in the reverse discharge pipeline (5), one end of the positive displacement pipeline (6) is converged on the main water outlet pipe (10), and the positive displacement pipeline (6) is provided with a positive washing discharge automatic valve for controlling the discharge of waste water in the positive displacement pipeline (6).
8. The self-cleaning carbon fiber filtration system of claim 7, wherein: the control unit (7) comprises a storage medium comprising a memory, a processor, and an operating program stored on the memory and executable on the processor, the operating program being operable to implement the steps of:
a1, setting the pressure difference between inlet water and outlet water on the storage medium by artificial setting;
a2, when the pressure difference between the water inlet pipeline (2) and the water outlet pipeline (3) does not reach a set value, continuously filtering the produced water, when the pressure difference between the water inlet pipeline (2) and the water outlet pipeline (3) reaches the set value, the storage medium sends a signal to execute a back flush command and then carries out a positive flush command;
a3, when a filtering water production command is executed, a control unit (7) sends out a filtering water production signal, an automatic water inlet valve (22) and an automatic water production valve (34) are opened after receiving the signal, a backwashing automatic water inlet valve (41), an automatic reverse discharge valve (51), an automatic forward discharge valve (61) and a discharge valve are closed, water is introduced, and a water source is filtered by a filter group and then produced;
a4, when a backwashing command is executed, a control unit (7) sends a backwashing signal, a water inlet automatic valve (22) and a water production automatic valve (34) close the valves after receiving the signal, a backwashing water inlet automatic valve (41), a reverse discharge automatic valve (51) and a discharge valve on a reverse discharge pipeline (5) are opened and water is supplied, and a water source passes through each filter group, cleans the water and discharges the water;
A5, when a positive flushing command is executed, a control unit (7) sends a back flushing signal, an automatic water inlet valve (22) opens a valve and an automatic water production valve (34) closes the valve after receiving the signal, the automatic back flushing valve and a discharge valve on a reverse discharge pipeline (5) are closed, a automatic positive discharge valve (61) on a positive discharge pipeline (6) and a discharge valve on the positive discharge pipeline (6) are opened, a water source is introduced, and the water source passes through each filter group, cleans the filter groups and then discharges the water source;
a6, the storage medium collects the running time and the accumulated flow of each filter group.
9. The self-cleaning carbon fiber filtration system of claim 8, wherein: when a water source enters the carbon fiber filter (1), water pressure is detected through the water inlet pressure measuring sensor (23) and the water inlet side pressure gauge (24), when water is filtered and produced, the water inlet pressure measuring sensor (23) transmits measured water pressure data to a storage medium, when the water source flows out of the carbon fiber filter (1), the water pressure is detected through the water production pressure measuring sensor (32) and the water production side pressure gauge (31), the water production pressure measuring sensor (32) transmits the measured water pressure data to the storage medium, differential pressure calculation is carried out, and the obtained differential pressure data is compared with a set value; the processor executes a water filtering and producing command or a backwashing command according to the comparison result, and executes a command of the positive flushing signal after the backwashing command is executed.
10. The self-cleaning carbon fiber filtration system of claim 9, wherein: the control unit (7) also comprises a first button capable of performing forced backwashing and a second button capable of performing forced forward flushing, and the control unit controls each filter group to perform backwashing through the first button and then controls each filter group to perform forward flushing through the second button.
11. The self-cleaning carbon fiber filtration system of claim 10, wherein: the control unit (7) further comprises a remote terminal and a wireless communication unit, the remote terminal is in communication connection with the storage medium through the wireless communication unit, and the remote terminal is used for receiving the running time length of each filter group from the storage medium and the data collected by the accumulated flow.
12. The filtration method of the self-cleaning carbon fiber filtration system of claim 11, wherein: the method comprises the following operation steps:
s1, setting a set value of the inlet and outlet pressure difference on the storage medium through manual setting;
s2, opening a water inlet manual valve (21), introducing a water source, opening a water inlet automatic valve (22) and a water production automatic valve (34), opening a backwashing water inlet automatic valve (41), a reverse discharge automatic valve (51), a forward discharge automatic valve (61) and a discharge valve, detecting the water pressure by a water inlet pressure sensor (23) and a water inlet side pressure gauge (24) before the water source enters each filter group, transmitting the detected water pressure data to a storage medium by the water inlet pressure sensor (23) when water is produced by filtering, outputting the water source after the water source is filtered by each filter group, detecting the water pressure by a water production pressure sensor (32) and a water production side pressure gauge (31) during the output process, transmitting the detected water pressure data to the storage medium by the water inlet pressure sensor (23), calculating the water pressure of the water inlet and the water pressure of the water outlet by the storage medium to obtain a pressure difference value, and comparing the pressure difference value with a set value, the processor sends out a water filtering and producing command or a backwashing command according to the comparison result, and then carries out a positive flushing command after the execution of the backwashing command is finished;
S3, when the water pressure difference does not reach the set value, continuing to filter the produced water;
s4, when the water pressure difference reaches a set value, executing a back washing command first and then executing a positive washing command;
when a backwashing command is executed, the automatic water inlet valve (22) and the automatic water production valve (34) close the valves after receiving the command, the automatic backwashing water inlet valve (41), the automatic reverse drainage valve (51) and the discharge valve on the reverse drainage pipeline (5) are opened and water is introduced, and a water source passes through each filter group, cleans the filter group and then discharges the water;
s5, when a positive flushing command is executed, the automatic water inlet valve (22) opens the valve and the automatic water production valve (34) closes the valve after receiving the command, the automatic backwashing water inlet valve (41) and the discharge valve on the reverse discharge pipeline (5) are closed, the automatic positive discharge valve (61) on the positive discharge pipeline (6) and the discharge valve on the positive discharge pipeline (6) are opened, and a water source is introduced, passes through each filter group, cleans the filter group and then discharges the water source;
s6, when the water inlet pressure measuring sensor (23) and the water production pressure measuring sensor (32) break down, manually pressing a first button to start forced backwashing or a second button to start forced forward washing;
s7, when any filter group needs to be replaced, the control unit (7) closes the water inlet automatic valve (22) and the water production automatic valve (34) and replaces the filter, and the rest filter groups operate normally.
S8, the storage medium transmits the collected signals of the accumulated running time and the accumulated flow of each filter group to a remote terminal through a wireless communication unit, and the remote terminal monitors and manages each filter group.
CN202210391717.8A 2022-04-14 2022-04-14 Self-cleaning carbon fiber filtering system and filtering method Pending CN114751481A (en)

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Application Number Priority Date Filing Date Title
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CN106966463A (en) * 2017-05-23 2017-07-21 济南西联净水设备有限公司 A kind of Multifunctional reverse osmosis water treatment facilities
CN108854238A (en) * 2018-07-06 2018-11-23 山东海能环境技术有限公司 A kind of high-efficiency fiber filter operating system and control method
CN208471725U (en) * 2018-06-20 2019-02-05 济南嘉尼特环保水处理设备有限公司 A kind of rural area purifier
CN210193432U (en) * 2019-04-03 2020-03-27 青岛海尔施特劳斯水设备有限公司 Front filter

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106966463A (en) * 2017-05-23 2017-07-21 济南西联净水设备有限公司 A kind of Multifunctional reverse osmosis water treatment facilities
CN208471725U (en) * 2018-06-20 2019-02-05 济南嘉尼特环保水处理设备有限公司 A kind of rural area purifier
CN108854238A (en) * 2018-07-06 2018-11-23 山东海能环境技术有限公司 A kind of high-efficiency fiber filter operating system and control method
CN210193432U (en) * 2019-04-03 2020-03-27 青岛海尔施特劳斯水设备有限公司 Front filter

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