CN210322727U - Filter core integrality detecting system - Google Patents
Filter core integrality detecting system Download PDFInfo
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- CN210322727U CN210322727U CN201921295692.1U CN201921295692U CN210322727U CN 210322727 U CN210322727 U CN 210322727U CN 201921295692 U CN201921295692 U CN 201921295692U CN 210322727 U CN210322727 U CN 210322727U
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Abstract
The utility model discloses a filter core integrality detecting system belongs to the filter core and detects technical field, and its technical essential includes water supply installation, a plurality of filter one through the main pipeline intercommunication, be equipped with the filter core in the filter one, the intercommunication has the air booster pump on the filter one, there is aseptic storage tank through lower drain pipe intercommunication on the main pipeline, be equipped with sewage pipes on the aseptic storage tank, all be equipped with the valve on sewage pipes, main pipeline and the branch pipe. The utility model discloses an increase aseptic storage tank, subdue the backpressure, avoid palirrhea pollution trunk line, be favorable to controlling biological risk.
Description
Technical Field
The utility model belongs to the technical field of the filter core detects, more specifically says, it relates to a filter core integrality detecting system.
Background
The air sterilizing filter element is used for filtering dust particles and microorganisms in compressed air. Generally, non-metallic materials are used for air sterilization filtration: glass fiber, non-woven fabric, active carbon, artificial microporous plate, hydrophobic polyvinyl fluoride or polypropylene folding microporous filter membrane material; or a metallic material: sintering titanium powder or drawing multilayer metal mesh, and the like; the multi-stage filtration group of the primary filtration, the intermediate filtration and the advanced filtration is formed, and then a filtration system is formed by a plurality of filtration groups.
Because the filtered gas may have the phenomena of high dust, high humidity, acid-base corrosion, oil-water pollution, microorganism breeding and the like in different environments, filter cakes are formed by the increase of intercepted dust particles and the breeding of microorganisms in the microporous filter material, and finally the microporous filter material is completely blocked. Therefore, when the interception load of the filter material reaches a certain level, it must be replaced. The integrity detection of the filter element is particularly important.
At present, the existing filter element integrity detection system comprises a water supply device and a plurality of first filters communicated through main pipelines, wherein a filter element is arranged in the first filter, the first filters are communicated with an air booster pump, and a sewage discharge pipeline is communicated below the first filters. Meanwhile, the filter element integrity detection mode is as follows: the filter element is wetted after being supplied with water by a water supply system, and then the filter element integrity detector is started to measure the volume of gas permeating from one end to the other end of the wetted filter membrane under a preset pressure gradient. And comparing the standard value with the standard value to obtain a detection result.
In the detection mode, the pressure in the main pipeline is higher than the normal atmospheric pressure in the process of pressurization in the early stage, and at the moment, the liquid or air in the main pipeline is discharged out of the system through the sewage discharge pipeline; when the pressure is released, a period of time is required to be maintained, and at this time, the gas or liquid originally discharged into the sewage pipeline flows back into the main pipeline, so that the main pipeline is polluted greatly, and the biological risk is increased, therefore, a new technical scheme is required to be provided to solve the technical problem.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art exists, the utility model aims to provide a filter core integrality detecting system through increasing aseptic storage tank, subducts the backpressure, avoids palirrhea pollution trunk line, is favorable to controlling biological risk.
In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides a filter core integrality detecting system, includes water supply installation, a plurality of filter one through the main pipeline intercommunication, be equipped with the filter core in the filter one, the intercommunication has the air booster pump on the filter one, the main pipeline is last to have aseptic storage tank through the pipeline intercommunication down, be equipped with sewage pipes on the aseptic storage tank, all be equipped with the valve on sewage pipes, main pipeline and the pipeline down.
Through adopting above-mentioned technical scheme, through increasing aseptic storage tank in the system, aseptic storage tank can keep in moisture on the one hand, and on the other hand can also reduce and be located the sewage pipes or arrange in the pipeline liquid or gaseous a large amount of backward flows to the main pipeline down to cause the contaminated phenomenon of main pipeline, be favorable to controlling biological risk.
The utility model discloses further set up to: the aseptic storage tank comprises a shell and a glass inner container positioned in the shell, wherein a feeding pipe opening and a discharging pipe opening are formed in the shell, valves are arranged on the feeding pipe opening and the discharging pipe opening, the glass inner container comprises a coil pipe and a plurality of flaring buffer sections, at least one ultraviolet sterilizing lamp is arranged in a cavity between the glass inner container and the shell, and the ultraviolet sterilizing lamp is installed on the inner wall of the shell through a support.
By adopting the technical scheme, the wavelength of the ultraviolet sterilizing lamp is mainly controlled to be 265-266 nm, and the ultraviolet rays with the wavelength of 265-266 nm have the strongest sterilizing capability.
The utility model discloses further set up to: the coil pipe is obliquely arranged downwards from the inlet pipe orifice to the outlet pipe orifice.
Through adopting above-mentioned technical scheme, the coil pipe that the slope set up makes its liquid that is located the coil pipe can remove towards ejection of compact mouth of pipe direction under its self weight effect, has made things convenient for the later stage blowdown.
The utility model discloses further set up to: the diameter of the flaring buffer section is larger than twice the maximum width of the coil pipe.
By adopting the technical scheme, the arrangement of the plurality of flaring buffer sections can play a good role in preventing backflow.
The utility model discloses further set up to: a plurality of X-ray emitters are arranged in a cavity between the glass inner container and the shell, and the outer shell of each X-ray emitter is coated outside the flaring buffer section.
By adopting the technical scheme, the X-ray emitter can emit X-rays which are one of common modes of killing microorganisms by ionizing radiation, and the X-rays can have a sterilization effect on a medium (liquid or air) in the glass container through glass, so that the capability of resisting biological risks of the whole system is greatly improved.
The utility model discloses further set up to: and a drainage pipeline is also arranged on the sterile storage tank.
Through adopting above-mentioned technical scheme, drainage pipe's setting can discharge the aseptic water that is used for moistening the filter core through drainage pipe, and the non-directness discharges through sewage pipes, and the classification discharges the water this moment, reduces the cost of handling sewage in the source, and is very effective.
The utility model discloses further set up to: a special water tank respirator is also arranged above the sterile storage tank and communicated with the glass liner.
Through adopting above-mentioned technical scheme, the special respirator of water tank is exhaust apparatus promptly, and above-mentioned exhaust apparatus can play the effect of exhausting unnecessary gas in the aseptic storage tank, helps the inside and outside pressure differential of quick balanced aseptic storage tank.
The utility model discloses further set up to: the water supply device is connected with a first branch pipe and a second branch pipe, the other ends of the first branch pipe and the second branch pipe are respectively communicated with a liquid inlet and a liquid outlet of the first filter, and valves are respectively arranged on the first branch pipe and the second branch pipe.
Through adopting above-mentioned technical scheme, at first open the valve that is located first branch pipe, close the valve that is located the second branch pipe, the water in the water supply installation washes away the filter core from the positive side of filter core this moment for the bacterium of adhesion at the filter core reverse side can wash down and discharge in the sewage pipes along rivers through main pipeline. And then closing the valve on the first branch pipe, opening the valve on the second branch pipe, and flushing the filter element from the reverse side of the filter element by water pinched by the water supply device, so that bacteria adhered to the front side of the filter element can be flushed down and discharged into a sewage discharge pipeline along water flowing through the main pipeline. The cleaning effect is better after the positive and negative sides are washed.
The utility model discloses further set up to: and a second filter is arranged on the sterile storage tank, a first circulating branch pipe and a second circulating branch pipe are arranged on the second filter, valves are arranged on the first circulating branch pipe and the second circulating branch pipe, and the other ends of the first circulating branch pipe and the second circulating branch pipe are connected to a water supply device through a third branch pipe.
By adopting the technical scheme, the sterile storage tank needs to be cleaned at regular time, the liquid in the sterile storage tank is emptied, then water is introduced into the filter element on the filter element II from the branch pipe III through the first circulating branch pipe through the water supply device, the filter element on the filter element II is washed in the forward direction, otherwise, the water is introduced into the filter element on the filter element II through the second circulating branch pipe from the branch pipe III, the water after secondary washing can flow into the sterile storage tank, the sterile storage tank is washed, and the cleaning of the sterile storage tank is improved.
The utility model discloses further set up to: and the first filter is communicated with an integrity detector for measuring the volume of gas permeating from one end of the wetted filter element to the other end of the wetted filter element.
By adopting the technical scheme, the integrity detector can be used for measuring the volume of gas permeating from one end of the wetted filter element to the other end of the wetted filter element.
To sum up, the utility model discloses following beneficial effect has:
1. the utility model reduces the back pressure by adding the sterile storage tank, avoids the reverse flow to pollute the main pipeline and is beneficial to controlling the biological risk;
2. the optimized arrangement of the ultraviolet bacterial lamp and the coil pipe improves the contact area between the ultraviolet bacterial lamp and the water in the glass liner, so that the glass liner has a better sterilization effect;
3. optimized, the first branch pipe and the second branch pipe, the first circulation branch pipe and the first circulation branch pipe can respectively wash the filter element from the front side and the back side, and the cleaning effect is better.
Drawings
Fig. 1 is a schematic structural diagram of a filter element integrity detection system.
Description of the drawings: 1. a water supply device; 2. a primary conduit; 3. a first filter; 4. a filter element; 5. an air booster pump; 6. a lower row of pipelines; 7. a sterile storage tank; 8. a blowdown line; 9. a housing; 10. a glass liner; 11. a feed tube orifice; 12. a discharge pipe orifice; 13. a coil pipe; 14. a flaring buffer section; 15. an ultraviolet germicidal lamp; 16. a support; 17. an X-ray emitter; 18. a water discharge pipeline; 19. a respirator special for the water tank; 20. a first branch pipe; 21. a second branch pipe; 22. a liquid inlet; 23. a liquid outlet; 24. a second filter; 25. a first circulating branch pipe; 26. a second circulating branch pipe; 27. and a branch pipe III.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
In which like parts are designated by like reference numerals. It should be noted that the terms "front," "back," "left," "right," "upper" and "lower" used in the following description refer to directions in the drawings, and the terms "bottom" and "top," "inner" and "outer" refer to directions toward and away from, respectively, the geometric center of a particular component.
A system for testing the integrity of a filter cartridge 4, as shown in figure 1, comprises a water supply 1 and two filters 3 communicating through a main conduit 2. The water supply device 1 can be an aseptic water storage tank, aseptic water in the aseptic water storage tank is supplied to the filter I3 on the water supply device 1 through a water suction pump, and the filter element 4 in the filter I3 is subjected to positive and negative flushing or wetting treatment. Meanwhile, each filter element 4 is arranged in each filter element 3, and the pore size of the filter element 4 can be controlled to be 1-2 mu m. In addition, an air booster pump 5 is communicated with the first filter 3, and the air booster pump 5 is connected to a pipeline on one side of the first filter and can be used for pressurizing the main pipeline 2, so that the integrity detection can be conveniently and effectively carried out. In addition, the one end of above-mentioned main pipeline 2 is connected with a lower pipeline 6 through the three-way valve, and the other end intercommunication of above-mentioned lower pipeline 6 has an aseptic storage tank 7, and a sewage pipes 8 is installed to the below of above-mentioned aseptic storage tank 7, all installs a valve on sewage pipes 8, main pipeline 2 and the lower pipeline 6 simultaneously, and above-mentioned valve can adopt the ball valve.
In order to improve the sterilization effect on the medium in the aseptic storage tank 7, as shown in fig. 1, the aseptic storage tank 7 includes a rectangular housing 9 and a glass liner 10 located in the rectangular housing 9, the housing 9 is provided with a feeding pipe orifice 11 and a discharging pipe orifice 12 from top to bottom, and valves, which may be ball valves, are provided on the feeding pipe orifice 11 and the discharging pipe orifice 12. Meanwhile, the glass liner 10 is composed of two sections of coil pipes 13 and three sections of flaring buffer sections 14, two tubular ultraviolet germicidal lamps 15 are arranged in a cavity between the glass liner 10 and the shell 9, the ultraviolet germicidal lamps 15 are installed in a space formed by winding the coil pipes 13 in an optimal state, and each ultraviolet germicidal lamp 15 is installed on the inner wall of the shell 9 by adopting a support 16. Therefore, microorganisms can be well killed under the wavelength of 265-266 nm through the irradiation of the ultraviolet sterilizing lamp 15, and the biological safety performance of the sterile storage tank 7 is improved.
As shown in FIG. 1, for facilitating the sewage disposal, the coil pipe 13 is inclined downwards from the inlet pipe orifice 11 to the outlet pipe orifice 12, and at the same time, the flaring buffer section 14 enables the liquid in the coil pipe 13 to move towards the outlet pipe orifice 12 under the action of the self weight of the liquid, thereby greatly facilitating the quick sewage disposal in the later period. To improve the anti-reflux performance of the system, the diameter of the flared buffer section 14 is made greater than twice the maximum width of the coil 13.
As shown in fig. 1, in order to further improve the biological risk resistance of the whole system, two X-ray emitters 17 are arranged in the cavity between the glass liner 10 and the shell 9, and the outer shell of each X-ray emitter 17 is covered outside the flared buffer section 14, so that the X-ray generated rays can have the effect of sterilizing the medium (sterile water or air) in the glass container through the glass, and the biological risk resistance of the whole system is greatly improved.
In order to reduce the cost of sewage treatment from the source, as shown in fig. 1, a drainage pipeline 18 is further arranged on the sterile storage tank 7, and a drainage valve is further arranged on the drainage pipeline 18, so that the sterile water used for wetting the filter element 4 can be discharged through the drainage pipeline 18 instead of being directly discharged through the drainage pipeline 8, and the classified discharge of the water body can effectively reduce the cost of sewage treatment from the source, and is very effective.
In order to quickly balance the pressure difference between the inside and the outside of the sterile storage tank 7, as shown in fig. 1, a special water tank respirator 19 is further arranged above the sterile storage tank 7, one end of the special water tank respirator 19 is communicated with the glass liner 10, and at this time, the special water tank respirator 19 can play a role in discharging redundant gas in the sterile storage tank 7, and is helpful for quickly adjusting and balancing the pressure difference between the inside and the outside of the sterile storage tank 7.
Need detect the filter core 4 that awaits measuring in the system before carrying out filter core 4 integrality detection work and wash, in order to improve the cleanliness of washing and the efficiency of washing, as shown in figure 1, be connected with first branch pipe 20 and second branch pipe 21 on water supply installation 1, the other end of above-mentioned first branch pipe 20 and second branch pipe 21 communicates respectively at inlet 22 and the liquid outlet 23 of filter 3, and all installs the valve on first branch pipe 20 and the second branch pipe 21, above-mentioned valve can be the butterfly valve, also can be the ball valve. The filter insert 4 can thus be flushed in the following manner: the valve in the first branch 20 is first opened and the valve in the second branch 21 is closed, whereupon the water in the water supply 1 flushes the filter insert 4 from the front side of the filter insert 4, so that bacteria adhering to the rear side of the filter insert 4 can be flushed down and discharged along the water through the main conduit 2 into the sewage conduit 8. The valve in the first branch 20 is then closed and the valve in the second branch 21 is opened, whereupon the water pinched by the water supply device 1 flushes the filter insert 4 from the opposite side of the filter insert 4, so that bacteria adhering to the front side of the filter insert 4 can be flushed down and discharged along the water through the main conduit 2 into the sewage drain 8. After the front side and the back side are respectively washed for 10 minutes, the cleaning effect of the corresponding filter element 4 is better.
As shown in FIG. 1, the sterile storage tank 7 needs to be cleaned at regular time, so a second filter 24 is installed on the sterile storage tank 7, a first circulation branch pipe 25 and a second circulation branch pipe 26 are arranged on the second filter 24, and valves are arranged on the first circulation branch pipe 25 and the second circulation branch pipe 26, and the valves can be butterfly valves or ball valves. The other ends of the first circulation branch pipe 25 and the second circulation branch pipe 26 are connected to the water supply device 1 through a third branch pipe 27. The specific cleaning steps are as follows: firstly, liquid in the sterile storage tank 7 is emptied, then water is introduced into the filter element 4 on the filter second 24 from the branch pipe third 27 through the circulating branch pipe first 25 by the water supply device 1, the filter element 4 on the filter second 24 is positively washed, otherwise, the water is introduced into the filter element 4 on the filter second 24 from the branch pipe third 27 through the circulating branch pipe second 26, and the water after secondary washing can flow into the sterile storage tank 7 and is washed in the sterile storage tank 7, so that the sterile storage tank 7 is convenient to wash.
In order to complete the integrity detection of the filter element 4, the filter element 3 is communicated with an integrity detector, at the moment, the volume of gas penetrating from one end to the other end of the wetted filter element 4 can be measured through the integrity detector (not shown in the figure), and compared with standard detection data, the integrity detection result of the filter element 4 can be effectively obtained, and the filter element is very convenient.
The detection method can refer to the Chinese invention with the publication number of CN107362692A, namely, the method for detecting the integrity of the sterilizing and filtering filter element 4, wherein the method comprises the following steps:
s101, wetting the sterilizing filter element 4 or the membrane with a wetting solution;
s102, connecting an air source and a point source to an integrity detector;
s103, connecting the integrity detector with a filter shell or a clamp holder capable of carrying out integrity detection;
s104, starting an integrity detector and inputting experimental step data;
s105, filling the wetted degerming filter element 4 or the membrane into a filter shell and a holder;
and S106, automatically detecting by the integrity detector and judging a result.
The specific embodiments are only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications of the present embodiments without inventive contribution as required after reading the present specification, but all of them are protected by patent law within the scope of the claims of the present invention.
Claims (10)
1. The utility model provides a filter core integrality detecting system, includes water supply installation (1), a plurality of filter (3) through main pipeline (2) intercommunication, be equipped with filter core (4) in filter (3), the intercommunication has air booster pump (5) on filter (3), its characterized in that, main pipeline (2) are gone up and are had aseptic storage tank (7) through lower pipeline (6) intercommunication, be equipped with sewage pipes (8) on aseptic storage tank (7), all be equipped with the valve on sewage pipes (8), main pipeline (2) and lower pipeline (6).
2. The filter element integrity detection system according to claim 1, wherein the aseptic storage tank (7) comprises a housing (9) and a glass liner (10) disposed in the housing (9), the housing (9) is provided with a feeding pipe orifice (11) and a discharging pipe orifice (12), the feeding pipe orifice (11) and the discharging pipe orifice (12) are provided with valves, the glass liner (10) comprises a coil pipe (13) and a plurality of flaring buffer sections (14), at least one ultraviolet germicidal lamp (15) is disposed in a cavity between the glass liner (10) and the housing (9), and the ultraviolet germicidal lamp (15) is mounted on the inner wall of the housing (9) through a bracket (16).
3. A filter cartridge integrity test system as claimed in claim 2, wherein said coiled tube (13) is arranged obliquely downwards from the inlet nozzle (11) to the outlet nozzle (12).
4. A filter cartridge integrity test system as claimed in claim 3, wherein the diameter of the flared buffer section (14) is greater than twice the maximum width of the coil (13).
5. The filter element integrity detection system according to claim 4, wherein a plurality of X-ray emitters (17) are arranged in the cavity between the glass liner (10) and the casing (9), and the outer shell of the X-ray emitters (17) is covered outside the flared buffer section (14).
6. A filter cartridge integrity test system as claimed in claim 1, wherein a drain line (18) is provided in the sterile storage tank (7).
7. The filter element integrity detection system according to claim 2, wherein a water tank specific respirator (19) is further arranged above the sterile storage tank (7), and the water tank specific respirator (19) is communicated with the glass liner (10).
8. A filter element integrity detection system as claimed in claim 7, wherein said water supply device (1) is connected to a first branch pipe (20) and a second branch pipe (21), the other ends of said first branch pipe (20) and said second branch pipe (21) are respectively connected to a liquid inlet (22) and a liquid outlet (23) of said first filter (3), and said first branch pipe (20) and said second branch pipe (21) are respectively provided with a valve.
9. The filter element integrity detection system according to claim 8, wherein a second filter (24) is disposed on the sterile storage tank (7), a first circulation branch pipe (25) and a second circulation branch pipe (26) are disposed on the second filter (24), valves are disposed on the first circulation branch pipe (25) and the second circulation branch pipe (26), and the other ends of the first circulation branch pipe (25) and the second circulation branch pipe (26) are connected to the water supply device (1) through a third branch pipe (27).
10. A filter insert integrity test system as claimed in claim 9, wherein said filter one (3) is connected to an integrity test for measuring the volume of gas passing from one end of the wetted filter insert (4) to the other.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921295692.1U CN210322727U (en) | 2019-08-08 | 2019-08-08 | Filter core integrality detecting system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921295692.1U CN210322727U (en) | 2019-08-08 | 2019-08-08 | Filter core integrality detecting system |
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| CN210322727U true CN210322727U (en) | 2020-04-14 |
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| CN201921295692.1U Active CN210322727U (en) | 2019-08-08 | 2019-08-08 | Filter core integrality detecting system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111896422A (en) * | 2020-07-09 | 2020-11-06 | 江苏新美星包装机械股份有限公司 | Online integrity detection method for sterilizing filter element |
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2019
- 2019-08-08 CN CN201921295692.1U patent/CN210322727U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111896422A (en) * | 2020-07-09 | 2020-11-06 | 江苏新美星包装机械股份有限公司 | Online integrity detection method for sterilizing filter element |
| WO2022007916A1 (en) * | 2020-07-09 | 2022-01-13 | 江苏新美星包装机械股份有限公司 | Online testing method for integrity of sterilizing filter element |
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Address after: 201500 building 11, No. 10, Lane 855, Jinzheng Road, Jinshan Industrial Zone, Jinshan District, Shanghai Patentee after: Shanghai Qingsai Biotechnology Co.,Ltd. Patentee after: SHANGHAI JIEWEI BIOLOGICAL ENGINEERING Co.,Ltd. Address before: 201500 building 11, No. 10, Lane 855, Jinzheng Road, Jinshan Industrial Zone, Jinshan District, Shanghai Patentee before: Shanghai Qingsai Biotechnology Co.,Ltd. Patentee before: SHANGHAI JIEWEI BIOLOGICAL ENGINEERING Co.,Ltd. |