CN210410243U

CN210410243U - Pretreatment device suitable for washing of multiple filter elements

Info

Publication number: CN210410243U
Application number: CN201920985649.1U
Authority: CN
Inventors: 樊继鹏; 徐振东; 朱振华; 顾娟红; 余秀娟; 魏晓培; 嵇羚
Original assignee: INSPECTION AND QUARANTINE COMPREHENSIVE TECHNOLOGY CENTER OF SUZHOU ENTRY-EXIT INSPECTION AND QUARANTINE BUREAU
Current assignee: INSPECTION AND QUARANTINE COMPREHENSIVE TECHNOLOGY CENTER OF SUZHOU ENTRY-EXIT INSPECTION AND QUARANTINE BUREAU
Priority date: 2019-06-27
Filing date: 2019-06-27
Publication date: 2020-04-28
Anticipated expiration: 2029-06-27

Abstract

The utility model discloses a preceding processing apparatus who is fit for many first filter core and washes relates to the auxiliary assembly technical field of detection filter core, by bearing the support, strain the shell and store the liquid case and constitute, has the liquid case of storing in bearing the support, has on storing the liquid case to annotate the liquid mouth, bears the support and has fixed and strain the shell, stores liquid case liquid end and strains shell feed liquor end and pass through the pipeline and link to each other, has the relief valve on the pipeline, has waste water buffer memory groove on bearing the support, and waste water buffer memory groove has the delivery port. The utility model discloses can standardize the washing operation, accurate assurance flushing time, washing flow and washing pressure have guaranteed the accuracy of the follow-up test result of sample, can set up the washing time of a certain set of test filter core wantonly, several sets of wash filter core can wash simultaneously, also can each group independently wash the work, when the water yield is less than the liquid level limit value in the liquid storage tank, level sensor can respond to, the suggestion supplies pure water; when water is not supplied in time and the water amount is insufficient, the equipment stops, after water is supplied, the equipment is clicked to operate, and the equipment continues to finish work after the water stops.

Description

Pretreatment device suitable for washing of multiple filter elements

Technical Field

The utility model relates to a detect the complementary equipment technical field of filter core, concretely relates to preceding processing apparatus who is fit for many first filter cores and washes.

Background

At present, according to the 'sanitary safety evaluation specification for drinking water delivery and distribution equipment and protective materials' 2001 issued by the national ministry of health, the relevant detection of wading product filter elements in the specification needs to be carried out on samples before detection: and continuously washing the filter element for 30min by pure water, then soaking, and taking the soak solution to test the change condition of the increment of the sanitation index of the soak solution before and after the filter element is soaked. At present, for filter element flushing in the industry, the filter element is mainly placed into a matched filter shell, a hose is connected with a booster pump and the filter shell for flushing, but the manual flushing automation degree is low, different personnel operation modes are different, the control on flushing time, flushing pressure, flushing flow and the like is difficult to guarantee, the filter elements with different specifications have different pressure resistance degrees and different water purification amounts in unit time, the control on flushing pressure and flushing flow is not noticed, the condition of excessive flushing or insufficient flushing is easily caused, the filter elements after flushing are influenced, and the accuracy of a sanitary index test result is influenced.

Disclosure of Invention

The utility model aims at overcoming the not enough of above-mentioned prior art existence, and provide a preceding processing apparatus who is fit for many filter cores and washes, by bearing the support, strain the shell and store the liquid case and constitute, the inside of bearing the support be equipped with and store the liquid case, store and be equipped with on the liquid case and annotate the liquid mouth, the front of bearing the support has fixed strains the shell, the liquid end that stores the liquid case links to each other through the pipeline with straining shell feed liquor end, is equipped with total relief valve on the pipeline, is equipped with waste water buffer memory groove on the bearing the support, waste water buffer memory groove's bottom is equipped with the delivery port, waste water buffer memory groove is located strains the.

As a further improvement of the utility model, be equipped with more than one branch road on the pipeline, every branch road all connects a filter shell.

As a further improvement of the utility model, the liquid outlet end of the pipeline is provided with a pressure release valve, and the liquid outlet end of the pipeline is connected with a liquid injection port pipeline.

As a further improvement of the utility model, the branch road on be equipped with electric ball valve, flow control valve and manometer, the play liquid end of filter shell be equipped with the straight-through ball valve of adjustable, the liquid incasement portion of storing be equipped with level sensor, it can take from inhaling the function to store to be equipped with the booster pump on the liquid case.

As a further improvement of the utility model, the utility model discloses still include the electric cabinet, the inside of electric cabinet is equipped with programmable controller, touch-sensitive screen, LED power indicator, flash of light bee calling organ and power, programmable controller respectively with electronic ball valve, flow control valve, manometer, adjustable ball valve, booster pump, touch-sensitive screen, LED power indicator, flash of light bee calling organ, level sensor and power circuit connection.

The utility model discloses a preceding processing apparatus who is fit for many first filter cores and washes can standardize the washing operation, and the accurate time of guaranteeing to wash, the flow of washing and the pressure of washing have very big standardization the product pretreatment such as test filter core, membrane module and have washed the mode, have guaranteed the accuracy of the follow-up test result of sample. The automatic control operation of the device is simple, the flushing time of a certain group of test filter elements can be set at will, several groups of flushing filter elements can be flushed simultaneously, and each group can be flushed independently; when water is not supplied in time and the water amount is insufficient, the equipment stops, after water is supplied, the equipment is clicked to operate, and the equipment continues to finish work after the water stops.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a front view of the present invention;

fig. 3 is a side view of the present invention;

fig. 4 is a circuit connection block diagram of the present invention.

Detailed Description

As shown in fig. 1, the pretreatment device suitable for washing multiple filter elements of the present invention comprises a support frame 1, a filter shell 2 and a liquid storage tank 3, wherein the support frame 1 is a frame structure (as shown in fig. 1 and 3), and a metal plate can be added outside the support frame 1 as required to shield the internal structure, i.e. the support frame is beautiful and can prevent the internal structure from being damaged; a liquid storage tank 3 is arranged at the bottom inside the bearing support 1 and used for storing and washing pure water of the filter element, a liquid level sensor is arranged in the liquid storage tank 3, a liquid injection port 15 is arranged on the liquid storage tank 3, a valve can be arranged at the liquid injection port 15, the filter shell 2 is fixed on the front surface of the bearing support 1, a detachable fixing mode is adopted between the filter shell 2 and the bearing support 1, the shape of the filter shell 2 can be changed according to different shapes of the filter element, and the filter element to be tested is fixed on the filter shell 2 after being changed; the liquid outlet end of the liquid storage tank 3 is connected with the liquid inlet end of the filter shell 2 through a pipeline 4, the liquid outlet end of the pipeline 4 is provided with a pressure release valve 20, the flow and the pressure of water in the whole pipeline can be regulated, the pressure of water flow on a branch can be relieved to zero pressure, the other end of the pipeline 4 is connected with the liquid injection port 15, and the decompressed pure water flows into the liquid injection port 15 through the pipeline 4 and then flows back to the liquid storage tank 3; four branch circuits 6 are arranged on the pipeline 4, each branch circuit 6 is connected with one filter shell 2, a wastewater buffer tank 5 is arranged on the bearing support 1, a water outlet 16 is arranged at the bottom of the wastewater buffer tank 5, a valve can be arranged at the position of the water outlet 16, and the wastewater buffer tank 5 is located under the filter shell 2 and used for collecting wastewater after flushing. The pipeline 4 is simultaneously provided with a pressure release valve which can regulate and control the flow and pressure of water in the whole pipeline to ensure that the water is matched with the performance requirement of the test filter element, the other end of the pipeline 4 is connected with the liquid injection port 15, and the pure water after pressure release flows into the liquid injection port 15 through the pipeline 4 to further flow back to the liquid storage tank 3.

The branch circuits 6 are provided with an electric ball valve 7, a flow control valve 8 and a pressure gauge 9, so that flow control and pressure monitoring can be carried out on each branch circuit, the flushing process is standardized, and the accuracy of a sample test result is further ensured; the liquid outlet end of the filter shell 2 is provided with an adjustable ball valve 10, and a liquid level sensor 21 and a booster pump 11 are arranged in the liquid storage tank 3. The electric control box is characterized by further comprising an electric control box 19, a programmable controller 12, a touch screen 13, an LED power indicator 17, a flashing buzzer 18 and a power supply 14 are arranged inside the electric control box 19, and the programmable controller 12 is in circuit connection with the electric ball valve 7, the flow control valve 8, the pressure gauge 9, the adjustable ball valve 10, the booster pump 11, the touch screen 13, the LED power indicator 17, the flashing buzzer 18, the liquid level sensor 21 and the power supply 14 respectively.

The utility model discloses a preceding processing apparatus that is fit for many first filter core to wash, its working process is mainly through annotating liquid mouth 15 supply pure water to liquid storage tank 3, pack the filter core that will wash into filter shell 2, and fix filter shell 2 on bearing support 1, control in touch-sensitive screen 13, set for the flushing time, start washing booster pump 11, electric ball valve 7 is opened, adjust water pressure and flow through flow control valve 8, water flows through to the filter core through pipeline 4 and branch road 6, adjustable ball valve 10 can regulate and control the flow size of business turn over in filter shell 2, the waste water of washing the filter core, get into waste water buffer tank 5, from the delivery port 16 of waste water buffer tank 5, flow through the hose and discharge; a liquid level sensing system is provided in the tank 3 and a flashing buzzer 18 responds when the water level is below a certain level.

As shown in fig. 1 and 2, the four sets of flushing filter elements can be flushed simultaneously or independently; if one of the groups (set as group A) works, the green light of the group is turned on, the booster pump 11 is operated, meanwhile, according to the set flushing time, the system starts to time, after the set time is over, the flashing buzzer 18 and the red light start to be electrified and operated, the flashing buzzer 18 sounds for 30 seconds and then automatically stops, the red light is normally turned on, and the booster pump 11 stops working.

When other three groups work independently, the working process is the same as that of the group A, when any group of the four groups works simultaneously, each group is responsible for timing when a green light is turned on, the booster pump 11 works, when the set working time of each group is over, the corresponding flash buzzer 18 and the red light start to be electrified and work, the flash buzzer 18 automatically stops after sounding for about 30 seconds, the red light is normally turned on, and after the last group finishes flushing, the booster pump 11 stops working. The LED power indicator 17 is a traffic light group, 3 icons similar to buttons are arranged below each pressure gauge, a green indicator is arranged on the leftmost side, a buzzer is arranged in the middle of the pressure gauge, and a red indicator is arranged on the right side of the pressure gauge.

The bearing support 1 mainly comprises a stainless steel framework, the liquid storage tank 3 is made of polytetrafluoroethylene materials or food-grade pp materials, the pipeline 4 and the branch 6 are connected through stainless steel pipelines or food-grade pp hoses and the like, and the whole body is environment-friendly, corrosion-resistant and durable.

TABLE 1 Main electronic accessories List

The multi-element filter element flushing device developed by the utility model can set the flushing time of a certain group of test filter elements at will, several groups of flushing filter elements can be flushed simultaneously, and each group can be flushed independently, after flushing is finished, the buzzer prompts that when the water quantity in the liquid storage tank is lower than the liquid level limit value, the liquid level sensor can sense and prompt the supply of pure water; when the water source is not supplemented in time and the water quantity is insufficient, the equipment stops in the middle, the equipment is clicked to operate after the water source is supplemented, the equipment can continue to finish the work after the middle stopping time, and automatic control operation is realized. In the traditional flushing mode, the water pump is only connected with the connecting hose, the filter shell and the filter element, so that the flushing time, the flushing pressure and the flushing flow cannot be adjusted; the filter element flushing equipment is provided with four flushing pumps, 4 filter elements can be flushed at least at the same time at one time, the efficiency is improved by more than 3 times compared with the traditional filter element flushing mode, the flushing time of batch detection products is shortened, the labor cost is saved, and the detection efficiency is greatly improved.

Meanwhile, because the traditional flushing is difficult to ensure the control of the flushing pressure, the flushing flow and the like of the filter element, and the pressure resistance degree and the water purification amount in unit time of the test filter element are different due to different specifications, the traditional flushing is very easy to cause the problems of excessive flushing or insufficient flushing, and meanwhile, the traditional flushing mode has certain negative effects on the accuracy, the repeatability and the stability of a test sample due to the fact that the flushing condition of the traditional flushing mode cannot be ensured and the flushing process cannot be recovered; the flushing device provided by the invention can be used for flushing, different flushing pressures and flushing flows can be adjusted according to the performance of the flushing filter element, so that the problems of incapability of adjusting pressure and flow in the traditional flushing mode are solved, the phenomenon of similar excessive flushing or insufficient flushing can be avoided, and meanwhile, the accuracy of a test sample and the stability of the repeatability test of the sample are quantified and guaranteed due to the controllability of the flushing process.

Adopt the utility model discloses a device and traditional mode wash same kind of specification, same batch filter core, the test result is as follows:

TABLE 2 analogy table of washing test results of the invented device and the conventional method

Through analyzing above-mentioned each index, device group test result washes with traditional mode and has certain difference, the dispersion degree of standard deviation reflection numerical value for average (mean), from the average +/-standard deviation statistical result of testing data, traditional group test result is compared to device group testing data stability, good stability, repeated sample numerical value that can be better, and wash the process science, it is reasonable, can effectively restore the experimentation of sample, also greatly improve the relative deviation between the parallel sample simultaneously, can improve the accuracy of sample test result to a certain extent, and to above-mentioned 8 test products of batch processing, its automation is efficient, efficiency is more than 3 times of traditional group, greatly practice thrift check-out time, it is whole more scientific, reasonable.

Claims

1. The utility model provides a pretreatment device who is fit for many first filter core and washes, by bearing support (1), strain shell (2) and liquid storage tank (3) and constitute, its characterized in that the inside of bearing support (1) be equipped with liquid storage tank (3), be equipped with on liquid storage tank (3) and annotate liquid mouth (15), the front of bearing support (1) has fixed strain shell (2), the play liquid end of liquid storage tank (3) links to each other through pipeline (4) with strain shell (2) feed liquor end, be equipped with relief valve (20) on pipeline (4), be equipped with waste water buffer memory (5) on bearing support (1), the bottom of waste water buffer memory (5) is equipped with delivery port (16), waste water buffer memory (5) are located and strain shell (2) under.

2. The pretreatment device for washing multiple filter elements according to claim 1, wherein the pipeline (4) is provided with more than one branch (6), and each branch (6) is connected with one filter shell (2).

3. The pretreatment device suitable for washing the multiple filter elements according to claim 1, wherein a pressure release valve (20) is arranged at the liquid outlet end of the pipeline (4), and the liquid outlet end of the pipeline (4) is connected with the liquid injection port (15) through a pipeline.

4. The pretreatment device for washing a plurality of filter elements according to claim 2, wherein the branch (6) is provided with an electric ball valve (7), a flow control valve (8) and a pressure gauge (9), the liquid outlet end of the filter shell (2) is provided with an adjustable ball valve (10), the liquid storage tank (3) is internally provided with a liquid level sensor (21), and the liquid storage tank is provided with a booster pump (11).

5. The pretreatment device suitable for washing the multiple filter elements according to claim 3, further comprising an electric cabinet (19), wherein a programmable controller (12), a touch screen (13), an LED power indicator (17), a flash buzzer (18) and a power supply (14) are arranged inside the electric cabinet (19), and the programmable controller (12) is respectively in circuit connection with the electric ball valve (7), the flow control valve (8), the pressure gauge (9), the adjustable ball valve (10), the booster pump (11), the touch screen (13), the LED power indicator (17), the flash buzzer (18), the liquid level sensor (21) and the power supply (14).