CN203750313U - Bag-in and bag-out exhausting and filtering unit - Google Patents
Bag-in and bag-out exhausting and filtering unit Download PDFInfo
- Publication number
- CN203750313U CN203750313U CN201420110278.XU CN201420110278U CN203750313U CN 203750313 U CN203750313 U CN 203750313U CN 201420110278 U CN201420110278 U CN 201420110278U CN 203750313 U CN203750313 U CN 203750313U
- Authority
- CN
- China
- Prior art keywords
- bag
- filtering
- main box
- filter
- filter element
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
- 238000001914 filtration Methods 0.000 title claims abstract description 31
- 238000011144 upstream manufacturing Methods 0.000 claims abstract description 5
- 239000000523 sample Substances 0.000 claims description 8
- 230000007704 transition Effects 0.000 claims description 4
- 238000007789 sealing Methods 0.000 abstract description 4
- 239000000126 substance Substances 0.000 abstract description 4
- 239000000428 dust Substances 0.000 abstract description 2
- 229920000915 polyvinyl chloride Polymers 0.000 abstract 2
- 239000004800 polyvinyl chloride Substances 0.000 abstract 2
- 238000012423 maintenance Methods 0.000 abstract 1
- 230000002285 radioactive effect Effects 0.000 abstract 1
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 description 6
- 239000007789 gas Substances 0.000 description 5
- 239000003814 drug Substances 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 239000000941 radioactive substance Substances 0.000 description 3
- 230000001954 sterilising effect Effects 0.000 description 3
- 238000004659 sterilization and disinfection Methods 0.000 description 3
- 208000031295 Animal disease Diseases 0.000 description 2
- 241000894006 Bacteria Species 0.000 description 2
- 206010070834 Sensitisation Diseases 0.000 description 2
- 241000700605 Viruses Species 0.000 description 2
- 231100000481 chemical toxicant Toxicity 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 201000010099 disease Diseases 0.000 description 2
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 2
- 239000000446 fuel Substances 0.000 description 2
- 238000002955 isolation Methods 0.000 description 2
- 244000052769 pathogen Species 0.000 description 2
- 230000001717 pathogenic effect Effects 0.000 description 2
- 230000002265 prevention Effects 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 238000011160 research Methods 0.000 description 2
- 230000008313 sensitization Effects 0.000 description 2
- 239000003440 toxic substance Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000012790 confirmation Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000383 hazardous chemical Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 244000000010 microbial pathogen Species 0.000 description 1
- 230000002906 microbiologic effect Effects 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
Landscapes
- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
The utility model provides a bag-in and bag-out exhausting and filtering unit by using which a high-efficiency filter can be convenient to replace safely, the safety of persons is guaranteed and the environment is protected. The bag-in and bag-out exhausting and filtering unit comprises a main box body, wherein the main box body is provided with differential pressure gauge interfaces, an upstream scanning head interface and a downstream scanning head interface; the main box body is internally provided with three stages of filtering parts, namely, a primary-efficiency filtering part, a mid-efficiency filtering part and a high-efficiency filtering part; the three stages of filtering parts are respectively arranged in corresponding cavity bodies; each cavity body is matched with a set of pressing device and a PVC (Polyvinyl Chloride) plastic-bag sealing device; the cavity body of each filtering part is provided with a maintenance door, and the three stages of filtering parts are provided with differential pressure gauges; the two ends of the main box body are provided with conical change-over parts which are provided with fumigating openings. The bag-in and bag-out exhausting and filtering unit provided by the utility model is used for filtering dust containing radioactive and harmful substances, and a filtering device of the filter can be replaced safely and simultaneously. Especially, when the bag-in and bag-out exhausting and filtering unit is used for exhausting gas, with the high pollution degree, of equipment, an operator can not be polluted by harmful substances when the filter is replaced.
Description
Technical field
The utility model belongs to gas purification technique field, is specifically related to a kind of pathogenic microorganism that can prevent to contain in pharmaceutical industry, microbiological industry and nuclear industry Exhaust Gas, radiation air-flow etc. and human body, environmentally hazardous substance is diffused into the device of atmosphere.
Background technology
Biology laboratory, use the exhaust section of high activity medicament/high sensitization medicament factory building and hospital, pathogen, virus, the Biochemical Labs such as bacterium, biovaccine workshop, hospital, Disease Control and Prevention Center, Animal diseases research institute, nuclear industry, radioactive substance laboratory, treatment of fuels facility, incineration treatment of garbage factory, the dusty gas that the occasions such as toxic chemical laboratory or workshop are discharged just can enter atmosphere after all need being processed by high efficiency particulate air filter (it is 99.99% that particle diameter is more than or equal to 0.3 μ m filter efficiency).This high efficiency particulate air filter need be according to actual service condition periodic replacement, after the high efficiency particulate air filter changing need to seal according to the predetermined processing of the laws and regulations of country or local government's process for producing discarded object, so the high efficiency particulate air filter changing has certain danger, belong to contaminated thing, need in operating process, carry out isolation processing.
To the Exhaust Gas in above-mentioned working range, need to adopt bag to enter bag and go out air draft filter element, be convenient to high efficiency particulate air filter to be placed in this unit, the hold-down mechanism of engagement unit and bag device, make attendant under isolation, to contaminated high efficiency particulate air filter, pack sealing and to change new high efficiency particulate air filter.
Utility model content
The purpose of this utility model is to provide a kind of bag to enter bag to go out air draft filter element, so that the replacing high efficiency particulate air filter of safety guarantees personal security and protection of the environment.
For achieving the above object, the utility model is by the following technical solutions:
A kind of bag enters bag and goes out air draft filter element, comprise a main box, main box is provided with differential manometer interface, upstream probe interface, downstream probe interface, in main box, be provided with three-stage filtration part, be respectively primarily efficient filter part, medium air filtration part, high efficiency filter part, this three-stage filtration part is contained in respectively in corresponding cavity, each cavity is respectively furnished with a set of hold down gag and PVC polybag obturator, the cavity of each filtration fraction is provided with access door, and three-stage filtration part is all furnished with differential manometer; Main box two ends are provided with the switching part of taper, and switching part is provided with stifling mouthful.
Preferably, described switching part is equipped with zero-leakage valve by external interface flange, in order to close whole bag, enter bag and go out air draft filter element so that the filter that needs are changed of safety its carry out ozone or hydrogen peroxide suffocating sterilization.
Preferably, described hold down gag is contained in cavity air-out one side of filter, and hold down gag comprises handle and depression bar, the perpendicular connection of handle and depression bar.Rotating handles drives special depression bar, oppresses gradually filter after utilizing depression bar to rotate, and filter is forced to and box inner structure compresses, and reaches the effect of sealing.
Preferably, the four sides arc transition ditch cover with twice U-shaped groove is installed on described access door internal box panel, on it, cover has PVC polybag obturator.
Preferably, described PVC polybag obturator is the polybag with PVC elastic ring.
Preferably, described main box is full weld structure.
The beneficial effects of the utility model are: filter element of the present utility model is the dust that contains radioactivity harmful substance for filtering, the filter of replacing filter that simultaneously can be safe.During especially for the high equipment exhaust of the class of pollution, operator can not be subject to the pollution of harmful substance when changing filter.So bag enters bag and goes out filter element (BAG IN BAG OUT FILTER UNIT) when changing filter, can prevent that contamination gas colloidal sol in equipment from can not leak into indoor, and operating personnel need not direct contacted filter, just can carry out filter replacement.This filter element has airtight case construction, the replacing filter that the attendant of replacing filter just can be safe by the PVC polybag at access door place.Can be widely used in following environment: the biology laboratory that is applicable to BSL 3 and BSL 4 environment; ; Use the exhaust section of high activity medicament/high sensitization medicament factory building and hospital; The Biochemical Labs such as pathogen, virus, bacterium; Biovaccine workshop; Hospital, Disease Control and Prevention Center, Animal diseases research institute; Nuclear industry, radioactive substance laboratory, in the ventilating system in ventilating system treatment of fuels facility, incineration treatment of garbage factory, toxic chemical laboratory or the workshop that contains radioactive substance.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the local enlarged diagram of hold down gag in Fig. 1;
Fig. 3 is the local enlarged diagram of the PVC polybag obturator in Fig. 1.
In figure, 1-differential manometer, the stifling mouth of 2-, 3-zero-leakage valve, 4-primarily efficient filter part, 5-medium air filtration part, 6-high efficiency filter part, 7-differential manometer interface, 8-downstream probe interface, 9-access door, 10-upstream probe interface, 11-handle, the special depression bar of 12-, 13-PVC elastic ring, 14-PVC polybag, 15-transition ditch cover.
The specific embodiment
Below in conjunction with accompanying drawing, the utility model is described further.
As Figure 1-3, a kind of bag enters bag and goes out air draft filter element, comprise a main box, main box is full weld structure, main box is provided with differential manometer interface 7, downstream probe interface 8, upstream probe interface 10, in main box, be provided with three-stage filtration part, be respectively primarily efficient filter part 4, medium air filtration part 5, high efficiency filter part 6, this three-stage filtration part is contained in respectively in corresponding cavity, each cavity is respectively furnished with a set of hold down gag and PVC polybag obturator, the cavity of each filtration fraction is provided with access door 9, for carrying out the replacing of filter, three-stage filtration part is all furnished with differential manometer 1, differential manometer can demonstrate the Resistance Value situation of filter, can confirm the replacing time of filter, also can know whether filter has extremely (damaged or adhere to obstruction etc.), so must make regular check on confirmation, main box two ends are provided with the switching part of taper, and taper switching part is provided with stifling mouthful 2.Stifling mouthful 2 in order to carry out ozone or hydrogen peroxide suffocating sterilization to it before changing filter.
Switching part is equipped with zero-leakage valve by external interface flange, in order to close whole bag, enter bag and go out air draft filter element so that the filter that needs are changed of safety its carry out ozone or hydrogen peroxide suffocating sterilization.
Main box two ends are the switching part of taper, and the exhaust duct that can use according to scene designs corresponding adpting flange.
Hold down gag is contained in cavity air-out one side of filter, and hold down gag comprises handle 11 and depression bar 12, handle 11 and the perpendicular connection of depression bar 12.Rotating handles drives special depression bar, utilizes depression bar rot to oppress gradually filter, makes filter be forced to compress with box inner structure, reaches the effect of sealing.
As shown in Figure 3, the four sides arc transition ditch cover 15 with twice U-shaped groove is installed on access door internal box panel, on transition ditch cover 15, cover has PVC polybag obturator.PVC polybag obturator is the polybag with PVC elastic ring.PVC polybag obturator is comprised of PVC elastic ring 13 and PVC polybag 14.
Bag of the present utility model enters installation and the using method that bag goes out air draft filter element:
1, main box is installed
2, install and change air cleaner
I. precautionary measures before start-up routine: shutdown system, and stop or minute stream,
Because any leakage by airtight valve or other equipment can cause bag tightly to inhale on filter, and may damage polybag.
Ii. all participants must equip personal protection.
A) new filter is installed
B) change contaminated filter
Claims (6)
1. a bag enters bag and goes out air draft filter element, it is characterized in that: comprise a main box, main box is provided with differential manometer interface, upstream probe interface, downstream probe interface, in main box, be provided with three-stage filtration part, be respectively primarily efficient filter part, medium air filtration part, high efficiency filter part, this three-stage filtration part is contained in respectively in corresponding cavity, each cavity is respectively furnished with a set of hold down gag and PVC polybag obturator, the cavity of each filtration fraction is provided with access door, and three-stage filtration part is all furnished with differential manometer; Main box two ends are provided with the switching part of taper, and switching part is provided with stifling mouthful.
2. bag as claimed in claim 1 enters bag and goes out air draft filter element, it is characterized in that: described switching part is equipped with zero-leakage valve by external interface flange.
3. bag as claimed in claim 1 enters bag and goes out air draft filter element, it is characterized in that: described hold down gag is contained in cavity air-out one side of filter, and hold down gag comprises handle and depression bar, the perpendicular connection of handle and depression bar.
4. bag as claimed in claim 1 enters bag and goes out air draft filter element, it is characterized in that: the four sides arc transition ditch cover with twice U-shaped groove is installed on described access door internal box panel, and on it, cover has PVC polybag obturator.
5. the bag as described in claim 1 or 4 enters bag and goes out air draft filter element, it is characterized in that: described PVC polybag obturator is the polybag with PVC elastic ring.
6. bag as claimed in claim 1 enters bag and goes out air draft filter element, it is characterized in that: described main box is full weld structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420110278.XU CN203750313U (en) | 2014-03-12 | 2014-03-12 | Bag-in and bag-out exhausting and filtering unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420110278.XU CN203750313U (en) | 2014-03-12 | 2014-03-12 | Bag-in and bag-out exhausting and filtering unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203750313U true CN203750313U (en) | 2014-08-06 |
Family
ID=51245624
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420110278.XU Expired - Lifetime CN203750313U (en) | 2014-03-12 | 2014-03-12 | Bag-in and bag-out exhausting and filtering unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203750313U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103801158A (en) * | 2014-03-12 | 2014-05-21 | 美埃（中国）环境净化有限公司 | Bag-inlet bag-outlet exhaust air filter unit |
| CN112569116A (en) * | 2020-12-11 | 2021-03-30 | 山东新马制药装备有限公司 | High-closed multifunctional coating machine |
-
2014
- 2014-03-12 CN CN201420110278.XU patent/CN203750313U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103801158A (en) * | 2014-03-12 | 2014-05-21 | 美埃（中国）环境净化有限公司 | Bag-inlet bag-outlet exhaust air filter unit |
| CN112569116A (en) * | 2020-12-11 | 2021-03-30 | 山东新马制药装备有限公司 | High-closed multifunctional coating machine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP02 | Change in the address of a patent holder |
Address after: Moling streets blue Xia Road Jiangning District Nanjing City, Jiangsu Province, No. 101 211106 Patentee after: MAYAIR TECHNOLOGY (CHINA) CO.,LTD. Address before: Jiangning District of Nanjing City, Jiangsu province 211106 streets moling Industrial Zone moon science and Technology Industrial Park Patentee before: MAYAIR TECHNOLOGY (CHINA) CO.,LTD. |
|
| CP02 | Change in the address of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: Moling streets blue Xia Road Jiangning District Nanjing City, Jiangsu Province, No. 101 211106 Patentee after: Meier (China) Environmental Technology Co.,Ltd. Address before: Moling streets blue Xia Road Jiangning District Nanjing City, Jiangsu Province, No. 101 211106 Patentee before: MAYAIR TECHNOLOGY (CHINA) Co.,Ltd. |
|
| CP01 | Change in the name or title of a patent holder | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140806 |
|
| CX01 | Expiry of patent term |