CN209075899U - A kind of respiration filtering device and breath analysis equipment - Google Patents
A kind of respiration filtering device and breath analysis equipment Download PDFInfo
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- CN209075899U CN209075899U CN201821088308.6U CN201821088308U CN209075899U CN 209075899 U CN209075899 U CN 209075899U CN 201821088308 U CN201821088308 U CN 201821088308U CN 209075899 U CN209075899 U CN 209075899U
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- filter
- filtering device
- respiration filtering
- shell
- groove
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Abstract
The utility model relates to a kind of respiration filtering device and breath analysis equipment, a kind of respiration filtering device, including shell and filter；It is provided with air intake passage and exhalation passages in the housing cavity, on the shell and is correspondingly arranged on Suction gas inlet and exhalation vents, the top of the shell is provided with the groove for being connected to the filter；The filter includes the filter house for the oral area of breathing gas and for filtering gas, and the filter house is embedded in the groove, forms removable seal connection；The utility model respiration filtering device is with having safety, reliability and stability, and structure is simple, integrated degree is high, is hardly damaged, is easy to install and use.
Description
Technical field
The utility model relates to breath analysis technical field, in particular to a kind of respiration filtering device and breath analysis are set
It is standby.
Background technique
Existing breath analysis equipment application method, usually, user directly exhales into equipment, this mode just like
Lower problem: for breath analysis equipment when being analyzed, analysis result easily generates error due to the interference of polluter in environment,
When user directly exhales to breath analysis equipment, saliva, bacterium or swill in oral cavity easily produce analytical equipment
Raw destructive influences.User passes through piping connection in hand-held respiration filtering device between filter device and analytical equipment,
When not in use, respiration filtering device is not easy to place, when being placed directly in desktop or equipment, is easy to slide.
Existing respiration filtering device is integrally formed, and filtering material is placed in inside device, has wind between different subjects
Cross-infection is caused in danger, influences subject's health.
Utility model content
The utility model is directed to prior art problem, and providing one kind has safety, reliability and stability, and structure letter
It is single, integrated degree is high, be hardly damaged, respiration filtering device easy to install and use and breath analysis equipment.
In order to achieve the above object, the technical solution adopted in the utility model are as follows: a kind of respiration filtering device, including shell and
Filter；It is provided with air intake passage and exhalation passages in the housing cavity, on the shell and is correspondingly arranged on Suction gas inlet
And exhalation vents, the top of the shell are provided with the groove for being connected to the filter；The filter includes for exhaling
The oral area of air-breathing body and filter house for filtering gas, the filter house are embedded in the groove, form removable seal connection.
The filter house and the groove are interference fitted, and moisture balance device is provided in the filter house and the first filtering is single
Member.
Check valve is provided on the indoor air intake passage of housing chamber, the check valve is logical into air-breathing to stop to exhale
Road mode is arranged, and the second filter element is provided in the air intake passage.
The moisture balance device is humidifying paper, and first filter element includes bacterial virus filter and particle filtering
Device, second filter element include nitric oxide molecule filter and particulate filter.
The filter house is circular cylindrical cavity structure, the particulate filter, moisture balance device and bacterial virus filter
It is successively set in cylindrical cavity body from top to bottom；The circular cylindrical cavity bottom is paliform air hole structure, the filter
It is connected to by the paliform stomata with the housing cavity.
The Suction gas inlet and exhalation vents are arranged at the bottom of shell, the Suction gas inlet by paliform suction hole
It forms, the connector for being connected to analytical equipment ontology is provided on the exhalation vents.
The nitric oxide molecule filter is potassium permanganate oxidation alumina particles, and the particulate filter is non-woven fabrics.
Sealing element is provided between the filter house and the groove；Described air intake passage one end and the Suction gas inlet connect
Logical, the other end is connected to the groove；Described exhalation passages one end is connected to the exhalation vents, and the other end and the groove connect
It is logical.
A kind of breath analysis equipment has the respiration filtering device.
It is provided with outer eaves portion at the top edges of the respiration filtering device shell, is provided on the analytical equipment ontology
The hanging hole matched with the outer eaves portion.
The utility model is compared with prior art:
1. the atmosphere of subject's sucking is through particulate filter, filtrate, bacterial virus when analyzing exhaled gas
Enter human body after filter and the filtering of moisture balance device, it is ensured that the atmosphere for sucking human body is safe and reliable, while removing in atmosphere
Nitric oxide guarantees the degree of purity of the incoming call gas of each user, improves the accuracy of breath analysis equipment test result,
It exhales again through population, exhales and be delivered to breath analysis after the filtering of particulate filter, moisture balance device and bacterial virus filter
Equipment, it is ensured that into the gas stabilization and consistency of breath analysis equipment, exclude since polluter sets analysis in environment
The error interfered and generated caused by standby；
2. filter uses replaceable disposable filter, and is provided with particulate filter, moisture balance in filter
Device and bacterial virus filter can enter analytical equipment to it to avoid saliva, bacterium or the swill in oral cavity in this way
Destructive influences are generated, while can prevent from generating cross-infection between different subjects, ensure subject's health；
3. analytical equipment ontology is equipped with the hanging hole that can place respiration filtering device, breathed not using or temporarily storing
When filtering device, respiration filtering device can be inserted in hanging hole, by outer eaves portion backstop, so that respiration filtering device is suspended on
On analytical equipment ontology；
4. the respiration filtering device structure of the utility model is simple and integrated degree is high, it is hardly damaged, filter house is embedding
Enter the groove of shell and in an interference fit detachably connection housing cavity so that it is convenient to company between filter and shell
Logical or dismounting, it is easy to install and use.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model respiration filtering device；
Fig. 2 is the body bottom portion schematic diagram of the utility model respiration filtering device；
Fig. 3 is the utility model breath analysis device structure schematic diagram.
Specific embodiment
Below with reference to Fig. 1 to Fig. 3, the utility model is described in further detail.
A kind of respiration filtering device, including shell 10 and filter 20；Air intake passage is provided in 10 chamber of shell
12 and exhalation passages 14, on the shell 10 and it is correspondingly arranged on Suction gas inlet 11 and exhalation vents 13, the top of the shell 10
End is provided with the groove 18 for being connected to the filter 20；The filter 20 includes the oral area 21 for breathing gas and uses
In the filter house 22 of filtering gas, the filter house 22 is embedded in the groove 18, forms removable seal connection.
The filter house 22 is interference fitted with the groove 18, and the shell of filter house 22 is flexible material, can be very convenient
Be squeezed into groove 18, be provided with moisture balance device 3 and the first filter element in the filter house 22.
Be provided with check valve 17 on the indoor air intake passage 12 of 10 chamber of shell, the check valve 17 with stop to exhale into
Enter 12 mode of air intake passage to be arranged, the check valve 17 is fixed on by setting in the indoor check valve fixed frame 16 of 10 chamber of shell
On air intake passage 12, the second filter element is provided in the air intake passage 12.
The moisture balance device 3 is humidifying paper, and first filter element includes bacterial virus filter 4 and particle filtering
Device 2, second filter element include nitric oxide molecule filter 1 and particulate filter 2.
The filter house 22 is circular cylindrical cavity structure, the particulate filter 2, moisture balance device 3 and bacterial virus mistake
Filter 4 is successively set on from top to bottom in cylindrical cavity body；The circular cylindrical cavity bottom is paliform air hole structure, the mistake
Filter 20 passes through the paliform stomata and 10 chamber of shell.
The Suction gas inlet 11 and exhalation vents 13 are arranged at the bottom of shell 10, and the Suction gas inlet 11 is by paliform
Suction hole composition, the connector 15 for being connected to analytical equipment ontology 30, the connection are provided on the exhalation vents 13
First 15 are connected to analytical equipment ontology 30 by expiration hose 40, are fallen between connector 15 and expiration hose 40 by pagoda-shaped
The mode of hook, buckle or screw thread connects.
The nitric oxide molecule filter 1 is potassium permanganate oxidation alumina particles, and the particulate filter 2 is non-woven fabrics,
Potassium permanganate oxidation alumina particles are filled in 12 middle part of air intake passage, and the both ends of air intake passage 12 are arranged in non-woven fabrics.
Sealing element is provided between the filter house 22 and the groove 18, it is ensured that the leakproofness of junction；It is described
12 one end of air intake passage is connected to the Suction gas inlet 11, and the other end is connected to the groove 18；Described 14 one end of exhalation passages
It is connected to the exhalation vents 13, the other end is connected to the groove 18.
When analyzing exhaled gas, the atmosphere of subject's sucking is filtered through particulate filter 2, nitric oxide molecule
Device 1, bacterial virus filter 4 and moisture balance device 3 enter human body after filtering, it is ensured that the atmosphere for sucking human body is safe and reliable, together
When remove atmosphere in nitric oxide, guarantee the degree of purity of the incoming call gas of each user, improve breath analysis equipment survey
The accuracy of test result, then exhale through population, it exhales through 4 mistake of particulate filter 2, moisture balance device 3 and bacterial virus filter
Breath analysis equipment is delivered to after filter, it is ensured that into the gas stabilization and consistency of breath analysis equipment, exclude due to environment
Middle polluter is interfered caused by analytical equipment and the error that generates；Filter 20 uses replaceable disposable filter,
And particulate filter 2, moisture balance device 3 and bacterial virus filter 4 are provided in filter 20, it in this way can be to avoid in oral cavity
Saliva, bacterium or swill enter analytical equipment and generate destructive influences to it, while can prevent different tested
Cross-infection is generated between person, ensures subject's health.
The respiration filtering device structure of the utility model is simple and integrated degree is high, is hardly damaged, will filter 22 it is embedding
Enter groove 18 and is detachably connected to 10 chamber of shell in an interference fit so that it is convenient between filter 20 and shell 10
Connection is removed, easy to install and use.
A kind of breath analysis equipment has the respiration filtering device.
It is provided with outer eaves portion 19 at the top edges of the respiration filtering device shell, is set on the analytical equipment ontology 30
It is equipped with the hanging hole 31 matched with the outer eaves portion 19.
Analytical equipment ontology 30 is equipped with the hanging hole 31 that can place respiration filtering device, is not using or temporarily storing breathing
When filter device, respiration filtering device can be inserted in hanging hole 31, by outer 19 backstop of eaves portion, thus by respiration filtering device
It is suspended on analytical equipment ontology 30.
Embodiment described above is only that preferred embodiments of the present invention are described, not practical to this
Novel range is defined, and under the premise of not departing from the spirit of the design of the utility model, those of ordinary skill in the art are to this
The various changes and improvements that the technical solution of utility model is made should all fall into the guarantor that claims of the utility model determine
It protects in range.
Claims (10)
1. a kind of respiration filtering device, it is characterised in that: including shell and filter；
It is provided with air intake passage and exhalation passages in the housing cavity, on the shell and is correspondingly arranged on Suction gas inlet and exhales
Gas outlet, the top of the shell is provided with the groove for being connected to the filter；
The filter includes the filter house for the oral area of breathing gas and for filtering gas, described in the filter house insertion
Groove forms removable seal connection.
2. a kind of respiration filtering device as described in claim 1, it is characterised in that: the filter house is interference with the groove
Cooperate, is provided with moisture balance device and the first filter element in the filter house.
3. a kind of respiration filtering device as claimed in claim 2, it is characterised in that: on the indoor air intake passage of housing chamber
It is provided with check valve, the check valve is arranged in a manner of air intake passage to stop to exhale to enter, and the is provided in the air intake passage
Two filter elements.
4. a kind of respiration filtering device as claimed in claim 3, it is characterised in that: the moisture balance device is humidifying paper, institute
Stating the first filter element includes bacterial virus filter and particulate filter, and second filter element includes nitric oxide molecule
Filter and particulate filter.
5. a kind of respiration filtering device as claimed in claim 4, it is characterised in that: the filter house is circular cylindrical cavity knot
Structure, the particulate filter, moisture balance device and bacterial virus filter are successively set on from top to bottom in cylindrical cavity body；Institute
Stating circular cylindrical cavity bottom is paliform air hole structure, and the filter is connected by the paliform stomata and the housing cavity
It is logical.
6. a kind of respiration filtering device as described in claim 1, it is characterised in that: the Suction gas inlet and exhalation vents are all provided with
It sets in the bottom of shell, the Suction gas inlet is made of the suction hole of paliform, is provided on the exhalation vents for being connected to
The connector of analytical equipment ontology.
7. a kind of respiration filtering device as claimed in claim 4, it is characterised in that: the nitric oxide molecule filter is height
Potassium manganate alumina particle, the particulate filter are non-woven fabrics.
8. a kind of respiration filtering device as described in claim 1, it is characterised in that: set between the filter house and the groove
It is equipped with sealing element；Described air intake passage one end is connected to the Suction gas inlet, and the other end is connected to the groove；Described exhale is led to
Road one end is connected to the exhalation vents, and the other end is connected to the groove.
9. a kind of breath analysis equipment, it is characterised in that: have the dress of breath described in any one of claim 1 to 8
It sets.
10. a kind of breath analysis equipment as claimed in claim 9, it is characterised in that: the respiration filtering device shell it is upper
It is provided with outer eaves portion at method, edge, the hanging hole matched with the outer eaves portion is provided on the analytical equipment ontology.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821088308.6U CN209075899U (en) | 2018-07-10 | 2018-07-10 | A kind of respiration filtering device and breath analysis equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821088308.6U CN209075899U (en) | 2018-07-10 | 2018-07-10 | A kind of respiration filtering device and breath analysis equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209075899U true CN209075899U (en) | 2019-07-09 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821088308.6U Active CN209075899U (en) | 2018-07-10 | 2018-07-10 | A kind of respiration filtering device and breath analysis equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209075899U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110368612A (en) * | 2019-07-25 | 2019-10-25 | 上海宝亚安全装备股份有限公司 | A kind of mask and its installing/dismounting method without the detachable outlet valve of tool |
-
2018
- 2018-07-10 CN CN201821088308.6U patent/CN209075899U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110368612A (en) * | 2019-07-25 | 2019-10-25 | 上海宝亚安全装备股份有限公司 | A kind of mask and its installing/dismounting method without the detachable outlet valve of tool |
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