CN220478418U - Aerosol air sampler filter equipment and aerosol air sampling device - Google Patents
Aerosol air sampler filter equipment and aerosol air sampling device Download PDFInfo
- Publication number
- CN220478418U CN220478418U CN202321969879.1U CN202321969879U CN220478418U CN 220478418 U CN220478418 U CN 220478418U CN 202321969879 U CN202321969879 U CN 202321969879U CN 220478418 U CN220478418 U CN 220478418U
- Authority
- CN
- China
- Prior art keywords
- inner cylinder
- outer cylinder
- aerosol
- air sampler
- aerosol air
- 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.)
- Active
Links
- 239000000443 aerosol Substances 0.000 title claims abstract description 67
- 238000005070 sampling Methods 0.000 title claims abstract description 9
- 238000009423 ventilation Methods 0.000 claims abstract description 30
- 238000001914 filtration Methods 0.000 claims abstract description 21
- 239000000428 dust Substances 0.000 claims abstract description 16
- 210000003746 feather Anatomy 0.000 claims abstract description 9
- 239000011347 resin Substances 0.000 claims description 4
- 229920005989 resin Polymers 0.000 claims description 4
- 239000002184 metal Substances 0.000 claims description 3
- 210000002700 urine Anatomy 0.000 claims description 2
- 239000012535 impurity Substances 0.000 description 4
- 230000000813 microbial effect Effects 0.000 description 4
- 238000006073 displacement reaction Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000007613 environmental effect Effects 0.000 description 3
- 230000014759 maintenance of location Effects 0.000 description 3
- 238000009395 breeding Methods 0.000 description 2
- 230000001488 breeding effect Effects 0.000 description 2
- 239000000084 colloidal system Substances 0.000 description 2
- 201000010099 disease Diseases 0.000 description 2
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 208000031295 Animal disease Diseases 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 244000000010 microbial pathogen Species 0.000 description 1
- 244000005700 microbiome Species 0.000 description 1
- 239000013618 particulate matter Substances 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000003449 preventive effect Effects 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 239000010865 sewage Substances 0.000 description 1
- 238000004659 sterilization and disinfection Methods 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
Abstract
The utility model discloses a filtering device of an aerosol air sampler and the aerosol air sampling device, which relate to the technical field of air filtration and comprise an inner cylinder, an outer cylinder and a filter screen, wherein the outer cylinder is sleeved outside the inner cylinder, the uniform ends of the outer cylinder and the inner cylinder are closed and airtight, the other ends of the outer cylinder and the inner cylinder are both open, the circumferential side wall of the outer cylinder is provided with outer ventilation holes, the circumferential side wall of the inner cylinder is provided with inner ventilation holes, the inner ventilation holes can filter animal feathers in the air, the filter screen is used for covering all the outer ventilation holes and can be detached, the filter screen can filter the animal feathers, dust and excrement in the air, and the opening of the inner cylinder is used for being detachably connected and communicated with an air inlet of the air sampler. The utility model can filter dust, hair and excrement in the air, and the filter device has simple structure and high reliability, and improves the adaptability of the aerosol air sampler to severe working environments.
Description
Technical Field
The utility model relates to the technical field of air filtration, in particular to a filter device of an aerosol air sampler.
Background
The microbial aerosol (Microbial aerosol) is a colloid system which is composed of single-cell organisms with small volume and simple structure, the size of colloid particles is unequal, the minimum size can be as low as 0.01 mu m, the maximum size can reach 100 mu m, the size of common microbial aerosol particles is between 0.1 mu m and 30 mu m, and a large amount of microbial aerosol can be produced in the processes of natural human activities, environmental pollution, sewage treatment and the like. For high-density breeding enterprises, environmental monitoring plays a vital role in preventing animal epidemic diseases, and early aerosol microorganism monitoring is utilized to discover environmental pathogenic microorganisms in advance, so that effective disinfection and other preventive measures are developed, early warning is established, epidemic diseases are effectively prevented, and breeding economic benefits are improved.
The traditional aerosol air sampler originates from industries such as hospitals and food processing enterprises, and the like, and is suitable for clean environment, and the air sampler sold in the market adopts a direct air inlet mode, but in a cultivation place, the air sampler is easy to be blocked due to adverse factors such as poor environmental sanitation conditions, animal hair, excrement, dust and the like, and the air sampler is easy to be blocked, and a breather pipe is blocked to influence the collection of aerosol samples, so that machine equipment is damaged. Chinese patent CN202110795709.5 discloses a detachable aerosol sampling device, sets up first order guide plate and second level guide plate, all is provided with the through-hole on first order guide plate and the second level guide plate, and the aperture of second level guide plate is littleer to realize in the air different diameter particulate matter filters, but has following problem: the whole device is vertically arranged, the inlet is upward, an open space is formed between the first-stage guide plate and the air inlet of the sampling head cover, and dust is retained.
Disclosure of Invention
The utility model aims to provide an aerosol air sampler, which solves the problems in the prior art, has no dust retention in a filtering device, has high reliability, and improves the adaptability of the aerosol air sampler to severe working environments.
In order to achieve the above object, the present utility model provides the following solutions:
the utility model provides a filtering device of an aerosol air sampler and the aerosol air sampling device, which comprises an inner cylinder, an outer cylinder and a filter screen, wherein the outer cylinder is sleeved outside the inner cylinder, the uniform ends of the outer cylinder and the inner cylinder are closed and airtight, the other ends of the outer cylinder and the inner cylinder are both open, the circumferential side wall of the outer cylinder is provided with outer ventilation holes, the circumferential side wall of the inner cylinder is provided with inner ventilation holes, the inner ventilation holes can be used for filtering animal feathers in air, the filter screen is used for covering all the outer ventilation holes and can be detached, the filter screen can be used for filtering animal feathers, dust and excrement in the air, and the opening of the inner cylinder is used for being connected and communicated with an air inlet of the air sampler.
Preferably, the outer cylinder is detachably connected to the inner cylinder.
Preferably, the inner cylinder comprises an inner cylinder body, an inner cylinder base and an inner cylinder top cover, the inner cylinder top cover is fixedly connected and sealed with an opening at one end of the inner cylinder body, the inner cylinder base is fixedly sleeved outside the opening at the other end of the inner cylinder body, the inner cylinder body is provided with inner ventilation holes, the opening end of the inner cylinder body protrudes from the inner cylinder base, the inner cylinder body protrudes from the base, the aerosol air sampler air inlet is extended into the inner cylinder base, and the inner cylinder base can be covered with the aerosol air sampler air inlet.
Preferably, the inner cylinder base is provided with a groove near the surface of the inner cylinder top cover, the groove is arranged around the inner cylinder body, and one end of the outer cylinder with the opening can be embedded into the groove.
Preferably, the outer cylinder comprises an outer cylinder base, an outer cylinder body and an outer cylinder top cover, wherein the outer cylinder top cover is fixedly connected with one end of the outer cylinder body and seals an opening at one end of the outer cylinder, the outer cylinder base is fixedly sleeved outside the opening at the other end of the outer cylinder body, the outer cylinder base can be embedded into the groove, an outer ventilation hole is formed in the outer cylinder body, and a gap is reserved between the outer wall of the inner cylinder body and the inner wall of the outer cylinder body.
Preferably, the number of the isolation meshes is 16-30 meshes, and the filter screen is made of metal mesh.
Preferably, the inner tube and the outer tube are made of resin.
The utility model also provides an aerosol air sampling device which comprises an aerosol air sampler and the aerosol air sampler filtering device in the scheme, wherein an air inlet of the aerosol air sampler is detachably connected and communicated with an opening of an inner cylinder of the aerosol air sampler filtering device.
Compared with the prior art, the utility model has the following technical effects:
according to the aerosol air sampler filtering device, the outer ventilation holes are formed in the circumferential side wall of the outer cylinder, the inner ventilation holes are formed in the circumferential side wall of the inner cylinder, the opening of the inner cylinder is used for being connected and communicated with the air inlet of the aerosol air sampler, the uniform ends of the inner cylinder and the outer cylinder are sealed and are not ventilated, the filter screen covers all the outer ventilation holes, so that air flow can only enter the aerosol air sampler through the ventilation holes in the side wall of the inner cylinder, dust is prevented from falling into the air inlet from the vertical direction of the filtering device, the filter screen is covered on the outer ventilation holes, dust can be blocked outside the filtering device directly, and dust retention in the filtering device does not exist. The filter screen can be detached, the filter screen after long-time use can be directly replaced, and the reliability of the filter device is improved. The filter screen directly prevents impurities such as animal feathers, dust, excrement and the like in the air from entering the interior, so that the aerosol air sampler is prevented from being damaged by the impurities, and the adaptability of the aerosol air sampler to a severe working environment is improved.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of an outer cylinder and a filter screen of a filtering device of an aerosol air sampler in a separated state from the inner cylinder;
FIG. 2 is a cross-sectional view of an inner cylinder and an outer cylinder of a filtering device of an aerosol air sampler in a separated state;
in the figure: 1-an outer cylinder; 101-an outer cylinder top cover; 102-an outer cylinder; 103-an outer cylinder base; 2-an inner cylinder; 201-inner ventilation holes; 202-an inner cylinder; 203-an inner barrel base; 3-a filter screen.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
The utility model aims to provide a filtering device of an aerosol air sampler and the aerosol air sampling device, so as to solve the problems in the prior art, the filtering device has no dust retention, the reliability of the filtering device is high, and the adaptability of the aerosol air sampler to severe working environments is improved.
In order that the above-recited objects, features and advantages of the present utility model will become more readily apparent, a more particular description of the utility model will be rendered by reference to the appended drawings and appended detailed description.
Embodiment one:
the embodiment provides a filtering device of an aerosol air sampler. As shown in fig. 1-2, the filter screen comprises an inner cylinder 2, an outer cylinder 1 and a filter screen 3, wherein the outer cylinder 1 is sleeved outside the inner cylinder 2, the uniform ends of the outer cylinder 1 and the inner cylinder 2 are closed and airtight, the other ends of the outer cylinder 1 and the inner cylinder 2 are both open, the circumferential side wall of the outer cylinder 1 is provided with outer ventilation holes, the circumferential side wall of the inner cylinder 2 is provided with inner ventilation holes, the filter screen 3 is used for covering all the outer ventilation holes and can be disassembled, the filter screen 3 can be disassembled relative to the outer ventilation holes 102, the filter screen 3 only needs to be disassembled to be sleeved on the outer cylinder 1 of the inner cylinder 2, the filter screen 3 can be disassembled, impurities on the surface of the filter screen can be cleaned very simply, and the reliability of the filter device is improved; the interior bleeder vent can filter the animal feather in the air, filter screen 3 can filter animal feather in the air, raise dust and excrement and urine, the opening of inner tube 2 is used for can dismantling with the air sampler air inlet and be connected and communicate, the structure setting of urceolus 1 and inner tube 2 makes the air current get into the air inlet of aerosol air sampler through interior bleeder vent 201 after can only passing through the outer ventilative hole 102 that the side set up, and avoided the dust to directly fall into filter equipment inside, filter screen 3 covers on all outer ventilative holes 102, this makes all air through outer ventilative hole 102 have all been filtered through filter screen 3, there is not the dust to be detained, avoid impurity in the air to get into the inside damage that causes of air purifier, the adaptability of aerosol air sampler to operational environment has been improved. The shape of the inner and outer cylinders in the utility model is not limited, and the inner and outer cylinders can be specifically arranged according to the requirements, so long as the outer cylinder 1 can be sleeved outside the inner cylinder 2, and the inner cylinder 2 is matched with the inlet of the air sampler, such as a square cylinder.
In an alternative to this embodiment, the outer barrel 1 is detachably connected to the inner barrel 2. When the filter screen 3 is replaced, the whole filter device is not required to be removed, and only the outer cylinder 1 is required to be removed, so that the replacement is convenient.
In an alternative manner of this embodiment, the inner cylinder 2 includes an inner cylinder 202, an inner cylinder base 203 and an inner cylinder top cover 201, the inner cylinder top cover 201 is fixedly connected to and closes an opening at one end of the inner cylinder 202, the inner cylinder base 203 is fixedly sleeved outside the opening at one end of the inner cylinder 202, an inner ventilation hole is formed in the inner cylinder 202, an opening end of the inner cylinder 202 protrudes out of the inner cylinder base 203, a portion of the inner cylinder 202 protruding out of the inner cylinder base 203 protrudes into an air inlet of the aerosol air sampler, and the inner cylinder base 203 can cover the air inlet of the aerosol air sampler. The inner cylinder 202 is clamped in the air inlet through the part protruding out of the base, so that the filter device is prevented from falling off due to horizontal displacement caused by vibration and the like; the air filtered by the filter screen 3 enters the inner cylinder through the inner ventilation holes, flows to the air inlet of the aerosol air sampler through the opening end of the inner cylinder 2, and the inner cylinder base 203 covers the ventilation holes, so that the air flow entering the air inlet is ensured to enter the inner cylinder 2 from the outer cylinder 1 after being filtered.
In an alternative mode of this embodiment, the surface of the inner cylinder base 203, which is close to the inner cylinder top cover 201, is provided with a groove, the groove is arranged around the inner cylinder 202, and the end of the outer cylinder 1 with the opening can be embedded into the groove. The inner cylinder 2 and the outer cylinder 1 are connected through grooves, so that the outer cylinder 1 of the inner cylinder 2 is convenient to detach, and the grooves limit the displacement of the outer cylinder 1 relative to the inner cylinder 2 in the horizontal direction. It should be noted that, the outer cylinder base 103 of the present utility model is not limited to the groove, and may be specifically set according to the requirement, so long as the inner cylinder 2 and the outer cylinder 1 are detachably connected.
In an alternative manner of this embodiment, the outer cylinder 1 includes an outer cylinder base 101, an outer cylinder 102 and an outer cylinder top cover 103, the outer cylinder top cover 101 is fixedly connected with one end of the outer cylinder 102 and seals an opening at one end of the outer cylinder 1, the outer cylinder base 103 is fixedly sleeved outside the opening at the other end of the outer cylinder 102, and the outer cylinder base 103 can be embedded into a groove. The outer ventilation holes are formed in the outer cylinder 102, and a gap is reserved between the outer wall of the inner cylinder 202 and the inner wall of the outer cylinder 102. The filter screen 3 can be arranged between the outer cylinder and the inner cylinder, and when the strength of the filter screen 3 is insufficient to support the filter screen to cover all the outer ventilation holes, the filter screen 3 made of flexible materials can be clamped between the outer cylinder 1 and the inner cylinder 2, so that the effect of covering the outer ventilation holes is achieved.
In the alternative mode of the embodiment, the mesh number of the filter screen 3 is 16-30 meshes, the aperture is 0.5-1.2 mm, the mesh number of the filter screen 3 can ensure the smooth passing of aerosol, substances such as hair are blocked, and the substances such as hair are prevented from entering an air collector to damage a machine; the filter screen is made of metal, so that the filter screen has certain strength, can encircle the outer side of the outer cylinder and covers all air inlet spaces.
In the alternative manner of this embodiment, the inner cylinder 2 and the outer cylinder 1 are made of resin, and it should be noted that the inner cylinder 2 and the outer cylinder 1 in the present utility model are not limited to resin, and may be specifically set according to the requirement, so long as the material type has high structural strength and service life, such as metal material and plastic.
Embodiment two:
the embodiment provides an aerosol air sampler, including aerosol air sampler and aerosol air sampler filter equipment in embodiment one, aerosol air sampler's air inlet is connected with aerosol air sampler filter equipment's inner tube extension, filter equipment hugs closely on the air inlet through gravity in the course of the work, filter equipment's inner tube extension simultaneously makes filter equipment can avoid horizontal displacement, this kind of aerosol air sampler can be applied to the comparatively abominable scene of air environment, for example animal cultivation area, filter equipment can effectively block animal hair dust etc. in the air, improve aerosol air sampler life-span, make aerosol air sampler can normally work, toxic and harmful components in the analysis air have important meaning to prevention animal disease.
The principles and embodiments of the present utility model have been described in detail with reference to specific examples, which are provided to facilitate understanding of the method and core ideas of the present utility model; also, it is within the scope of the present utility model to be modified by those of ordinary skill in the art in light of the present teachings. In view of the foregoing, this description should not be construed as limiting the utility model.
Claims (8)
1. An aerosol air sampler filter device, characterized in that: including inner tube, urceolus and filter screen, the urceolus cover is located the inner tube is outside, the urceolus with the uniform end of inner tube is sealed and airtight, the urceolus with the other end of inner tube is all open-ended, urceolus circumference lateral wall has outer ventilation hole, inner tube circumference lateral wall has interior bleeder vent, interior bleeder vent can filter the animal feather in the air, the filter screen is used for covering all outer ventilation holes and can dismantle, the filter screen can filter animal feather in the air, raise dust and excrement and urine, the opening of inner tube be used for with aerosol air sampler air inlet can dismantle and be connected and communicate.
2. The aerosol air sampler filter device of claim 1, wherein: the outer cylinder and the inner cylinder can be detachably connected.
3. The aerosol air sampler filter device of claim 1, wherein: the inner cylinder comprises an inner cylinder body, an inner cylinder base and an inner cylinder top cover, wherein the inner cylinder top cover is fixedly connected and sealed with an opening at one end of the inner cylinder body, the inner cylinder base is fixedly sleeved outside the opening at the other end of the inner cylinder body, the inner cylinder body is provided with inner ventilation holes, the opening end of the inner cylinder body protrudes out of the inner cylinder base, the inner cylinder body protrudes out of the base, the part of the inner cylinder body protrudes into the air inlet of the aerosol air sampler, and the inner cylinder base can be covered with the air inlet of the aerosol air sampler.
4. An aerosol air sampler filter device as claimed in claim 3, wherein: the inner cylinder base is close to the surface of the inner cylinder top cover and is provided with a groove, the groove surrounds the inner cylinder body, and one end of the outer cylinder with the opening can be embedded into the groove.
5. The aerosol air sampler filter device of claim 4, wherein: the outer cylinder comprises an outer cylinder base, an outer cylinder body and an outer cylinder top cover, wherein the outer cylinder top cover is fixedly connected with one end of the outer cylinder body and seals an opening at one end of the outer cylinder body, the outer cylinder base is fixedly sleeved outside the opening at the other end of the outer cylinder body, the outer cylinder base can be embedded into the groove, the outer cylinder body is provided with an outer ventilation hole, and a gap is reserved between the outer wall of the inner cylinder body and the inner wall of the outer cylinder body.
6. The aerosol air sampler filter device of claim 1, wherein: the number of the filter meshes is 16-30 meshes, and the filter mesh is made of metal.
7. The aerosol air sampler filter device of claim 1, wherein: the inner cylinder and the outer cylinder are made of resin.
8. An aerosol air sampling device, characterized in that: comprising an aerosol air sampler and the aerosol air sampler filtering device according to any one of claims 1 to 7, wherein an air inlet of the aerosol air sampler is detachably connected and communicated with an opening of an inner cylinder of the aerosol air sampler filtering device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321969879.1U CN220478418U (en) | 2023-07-26 | 2023-07-26 | Aerosol air sampler filter equipment and aerosol air sampling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321969879.1U CN220478418U (en) | 2023-07-26 | 2023-07-26 | Aerosol air sampler filter equipment and aerosol air sampling device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220478418U true CN220478418U (en) | 2024-02-13 |
Family
ID=89825221
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321969879.1U Active CN220478418U (en) | 2023-07-26 | 2023-07-26 | Aerosol air sampler filter equipment and aerosol air sampling device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220478418U (en) |
-
2023
- 2023-07-26 CN CN202321969879.1U patent/CN220478418U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN220478418U (en) | Aerosol air sampler filter equipment and aerosol air sampling device | |
| CN213577960U (en) | Air purifier capable of sterilizing | |
| CN111744249B (en) | Device for removing micro plastic particles in water body | |
| CN209484747U (en) | Intelligent medical air purifier | |
| CN209630802U (en) | A kind of high efficiency particulate air filter | |
| CN214050853U (en) | Air purification filter for dust-free workshop | |
| CN212864765U (en) | Planktonic bacteria sampler | |
| CN211620495U (en) | Preparation microorganism sampler | |
| CN211035926U (en) | Microbial sampler for environment detection | |
| CN208626837U (en) | A kind of easy-to-dismount filter device | |
| CN209013371U (en) | A kind of novel non filtering net air purification system | |
| CN209757543U (en) | Unmanned aerial vehicle nacelle for collecting particles in air | |
| CN220088168U (en) | Edible fungus spore collection device | |
| CN211800894U (en) | Biological safety cabinet | |
| CN210841186U (en) | Fish tank with segmented filter | |
| CN211676752U (en) | Filter bag mounting pipeline for dust removing equipment | |
| CN207786144U (en) | A kind of filter assemblies structure based on air purifier | |
| CN209926960U (en) | Air inlet system of cooler | |
| CN219840861U (en) | Air inlet filtering structure of magnetic suspension blower | |
| CN214936476U (en) | Water filter for dentistry | |
| CN215582936U (en) | Small-size aquatic thing is bred and uses filtration water tank | |
| CN214106224U (en) | Pipeline formula air purification device convenient to dismantle | |
| CN217746257U (en) | Air inlet filtering device of water storage container | |
| CN218047172U (en) | Biological deodorization device for organic fertilizer workshop | |
| CN216062478U (en) | Detachable air filter for livestock farm |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |