CN2319081Y - Dust-proof air cleaning mask - Google Patents
Dust-proof air cleaning mask Download PDFInfo
- Publication number
- CN2319081Y CN2319081Y CN 98213446 CN98213446U CN2319081Y CN 2319081 Y CN2319081 Y CN 2319081Y CN 98213446 CN98213446 CN 98213446 CN 98213446 U CN98213446 U CN 98213446U CN 2319081 Y CN2319081 Y CN 2319081Y
- Authority
- CN
- China
- Prior art keywords
- helmet
- air
- suction fan
- face shield
- sealing gasket
- 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 - Fee Related
Links
- 238000004140 cleaning Methods 0.000 title claims abstract description 12
- 238000007789 sealing Methods 0.000 claims abstract description 14
- 238000007664 blowing Methods 0.000 claims abstract description 6
- 238000001914 filtration Methods 0.000 abstract description 10
- 230000029058 respiratory gaseous exchange Effects 0.000 abstract description 5
- 230000000694 effects Effects 0.000 description 3
- 239000000428 dust Substances 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 239000013536 elastomeric material Substances 0.000 description 1
- 235000013312 flour Nutrition 0.000 description 1
- 229910002804 graphite Inorganic materials 0.000 description 1
- 239000010439 graphite Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000000241 respiratory effect Effects 0.000 description 1
- 239000012780 transparent material Substances 0.000 description 1
Images
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- Helmets And Other Head Coverings (AREA)
Abstract
The utility model discloses a dust-proof air cleaning mask which is provided with a helmet and a face mask hinged with the helmet, wherein the rear side of the helmet is provided with an electric air suction fan, air suction port of which is provided with a filtering layer; a filtering bag connected with an air outlet of the electric air suction fan extends towards the front side of the helmet; a sealing gasket fixed to a helmet wall is arranged below the filtering bag; an air blowing channel opening to the face mask is formed between the helmet wall and the sealing gasket; the rear edge of the face mask is provided with an inward extended veneering sealing film; an air flue outlet is arranged below the face mask. When the mask is worn and the electric air suction fan is started, air enters the helmet for the respiration of people after two-time filtration of the filtering layer and the filtering bag so as to achieve the dust-proof, air cleaning and respiration smoothness purposes.
Description
The utility model relates to a kind of dustproof air cleaning mask.
The people who works in the environment that dust fills the air is as the workman of flour mill, graphite factory, cement plant and ceramics factory, in order to prevent in the dust inspiration body, present measure is to wear masks, obviously, and the dustproof weak effect of this way, it is also big to put on the mouth mask respiratory resistance, uncomfortable.
The purpose of this utility model provides a kind of good dustproof effect, breathes also dustproof smoothly air cleaning mask.
This dustproof air cleaning mask has the helmet and with the hinged face shield of the helmet, the rear side of the helmet is equipped with the electronic suction fan that air entry is provided with filter course, the filter bag that has the gas outlet of electronic suction fan together to connect stretches to the front side of the helmet along the helmet roof of the helmet, below filter bag, be provided with the sealing gasket that is fixed in helmet wall, and between helmet wall is with sealing gasket, form and lead to the air blowing road of face shield, the trailing edge of face shield is provided with the veneer diaphragm seal of inside extension, and the below of face shield then is provided with the air flue outlet.
After putting on the dustproof air cleaning mask of said structure, people's head contacts with the veneer diaphragm seal with sealing gasket respectively with face, form sealing, start electronic suction fan at this moment, the space at face shield rear portion is sent and blown into along the air blowing road to air promptly for people's breathing through filtering layer and filter bag filtration back in filter bag, because twice filtration arranged, and the filter road is long again, and the effect of its dustproof clean gas is significant certainly, in addition, what supply people's breathing is the space of a cleaning, and it is smooth and easy conspicuous especially to reach breathing.
Illustrate particular content of the present utility model below in conjunction with drawings and Examples.
Fig. 1: structure chart of the present utility model;
Fig. 2: A is to view.
As shown in the figure, dustproof air cleaning mask described in the utility model has the helmet 1 and with the hinged face shield 2 of the helmet 1, the rear side of the helmet 1 is equipped with the electronic suction fan 5 that air entry 3 is provided with filter course 4, the filter bag 7 that has the gas outlet 6 of electronic suction fan together to connect stretches to the front side of the helmet 1 along the helmet roof of the helmet 1, below filter bag 7, be provided with the sealing gasket 8 that is fixed in helmet wall, and between helmet wall is with sealing gasket 8, form and lead to the air blowing road 9 of face shield 2, the trailing edge of face shield 2 is provided with the veneer diaphragm seal 10 of inside extension, and the below of face shield 2 then is provided with air flue outlet 11.Filter course 4 and filter bag 7 adopts filtering materials to make, and for the opening width that increases filter bag 7 with the rigidity when laying, bracing frame 12 can be set in bag.Sealing gasket 8 and veneer diaphragm seal 10 adopt elastomeric material to make, the structure that sealing gasket 8 is fixed in helmet wall is diversified, present embodiment adopts the setting-in structure, setting-in piece 13 promptly is set on sealing gasket 8, on helmet wall, embedding slot is set, left and right, back three pairs of setting-in structures that present embodiment is provided with.Face shield 2 adopts transparent material to make, and should form a space of linking up with air blowing road 9 between face shield 2 is with veneer diaphragm seal 10.According to the known configurations of the helmet, in the helmet 1 support ring 14 to be set, this support ring 14 also can adopt the setting-in structure to be fixed in helmet wall.
Claims (2)
1, a kind of dustproof air cleaning mask, it is characterized in that: have the hinged face shield (2) of the helmet (1) and the same helmet (1), the rear side of the helmet (1) is equipped with the electronic suction fan (5) that air entry (3) is provided with filter course (4), the filter bag (7) that has together the gas outlet of electronic suction fan (6) to connect stretches to the front side of the helmet (1) along the helmet roof of the helmet (1), be provided with the sealing gasket (8) that is fixed in helmet wall in the below of filter bag (7), and between the same sealing gasket of helmet wall (8), form and lead to the air blowing road (9) of face shield (2), the trailing edge of face shield (2) is provided with the veneer diaphragm seal (10) of inside extension, and the below of face shield (2) then is provided with air flue outlet (11).
2, dustproof air cleaning mask according to claim 1 is characterized in that: be provided with bracing frame (12) in the filter bag (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 98213446 CN2319081Y (en) | 1998-02-24 | 1998-02-24 | Dust-proof air cleaning mask |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 98213446 CN2319081Y (en) | 1998-02-24 | 1998-02-24 | Dust-proof air cleaning mask |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2319081Y true CN2319081Y (en) | 1999-05-19 |
Family
ID=33967397
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 98213446 Expired - Fee Related CN2319081Y (en) | 1998-02-24 | 1998-02-24 | Dust-proof air cleaning mask |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2319081Y (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102844081A (en) * | 2010-04-06 | 2012-12-26 | 3M创新有限公司 | Helmet-mounted respirator apparatus with a dual plenum system |
| CN101081328B (en) * | 2006-05-30 | 2013-07-03 | 巴拜恩发展公司 | Protective headgear system with filter protector |
| CN111387632A (en) * | 2020-04-27 | 2020-07-10 | 张一鸣 | Personal Protective Disinfection Device |
| CN112717291A (en) * | 2020-05-31 | 2021-04-30 | 曾华 | Positive pressure air purification protective cover and using method thereof |
-
1998
- 1998-02-24 CN CN 98213446 patent/CN2319081Y/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101081328B (en) * | 2006-05-30 | 2013-07-03 | 巴拜恩发展公司 | Protective headgear system with filter protector |
| CN102844081A (en) * | 2010-04-06 | 2012-12-26 | 3M创新有限公司 | Helmet-mounted respirator apparatus with a dual plenum system |
| CN111387632A (en) * | 2020-04-27 | 2020-07-10 | 张一鸣 | Personal Protective Disinfection Device |
| WO2021218970A1 (en) * | 2020-04-27 | 2021-11-04 | 浙江兴昌风机有限公司 | Sterilization device for personal protection |
| CN112717291A (en) * | 2020-05-31 | 2021-04-30 | 曾华 | Positive pressure air purification protective cover and using method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |