CN210933496U - Mouth and nose dustproof gas mask - Google Patents
Mouth and nose dustproof gas mask Download PDFInfo
- Publication number
- CN210933496U CN210933496U CN201921721257.0U CN201921721257U CN210933496U CN 210933496 U CN210933496 U CN 210933496U CN 201921721257 U CN201921721257 U CN 201921721257U CN 210933496 U CN210933496 U CN 210933496U
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- pipe
- main suction
- plug sleeve
- mask
- suction pipe
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Abstract
The utility model provides a mouth nose gas mask that prevents dust, characterized by: the bottom end of the main suction pipe is provided with a first end cover, the two ends of a gas pipe are respectively arranged on the first end cover and a second end cover, an oval face mask is arranged on the outer circle of the main suction pipe, the lower end of a Y-shaped connecting pipe is inserted into a circular hole at the upper end of the main suction pipe, the lower ends of a first nasal plug sleeve and a second nasal plug sleeve are respectively sleeved on the pipe head at the upper end of the Y-shaped connecting pipe, the inner circles of the first nasal plug sleeve and the second nasal plug sleeve are respectively provided with a first circular filtering baffle plate, filtering fibers are respectively arranged in the first nasal plug sleeve and the second nasal plug sleeve, the lower end of the outer wall of the main suction pipe is provided with a connecting pipe seat communicated with the main suction pipe, the lower end of an oral breathing pipe is inserted into a pipe hole at the upper end of the connecting pipe seat, a second; two ends of the gas transmission pipe are respectively arranged on a first end cover at the lower end of the main suction pipe and a second end cover on the filter tank; to form a mouth and nose dustproof gas mask.
Description
Technical Field
The utility model relates to a respiratory tract protective articles, in particular to a dustproof and harmful gas-proof filter mask for mouth and nose.
Background
In the prior art, a mask is a sanitary article, is made of gauze or paper and is worn at the mouth and nose part for filtering or blocking dust and harmful gas entering the mouth and nose, and a common mask cannot effectively prevent the dust and the harmful gas from being inhaled into the lung of a human body to cause damage to the human body.
The existing industries in haze weather and dust are more and more, and the environmental pollution is damaged; the PM2.5 causes common attention of people, particulate matters with the aerodynamic equivalent diameter less than or equal to 2.5 microns in the air can be suspended in the air for a long time, and the higher content concentration of the particulate matters in the air represents that the air pollution is more serious and the influence on human bodies is more and more serious; moreover, people need to use the dustproof and gas-proof mask when working in local polluted environments such as electric welding, electroplating, metal material derusting, cement transportation and the like. However, the traditional dustproof mask can not meet the requirements of dust prevention and gas defense, and the health of operators is seriously influenced; therefore, a new dustproof gas mask device for the mouth, the nose and the face needs to be designed.
Disclosure of Invention
The utility model aims at the not enough of prior art, provide a mouth nose gas mask that prevents dust, this gauze mask has eliminated the defect of prior art gauze mask, easy and simple to handle, labour saving and time saving when being used for gas protection in industrial production dustproof not only can shelter from the filtration mouth nose completely and breathe poisonous and harmful gas in daily respiration in-process, plays the guard action to the face moreover, its simple structure, with low costs, convenient to use are effectual.
The technical scheme of the utility model is that: a dustproof and gas-defense mask for mouth and nose comprises a main suction pipe, a nose plug sleeve, mask glasses frames, lenses, a Y-shaped connecting pipe, filter fibers, a mouth breathing pipe, a mask, a containing head, an end cover, a gas conveying pipe, a filter tank and a filter plate.
A mouth nose dustproof gas mask: the bottom end of the main suction pipe is provided with a first end cover, and the two ends of the gas pipe are respectively arranged on the first end cover at the lower end of the main suction pipe and a second end cover on the filter tank; the round hole at the lower end of the elliptic face mask is sleeved on the excircle at the lower end of the main suction pipe, the lower end of the Y-shaped connecting pipe is inserted in the round hole at the upper end of the main suction pipe, the lower ends of the first nasal plug sleeve and the second nasal plug sleeve are respectively sleeved on the pipe head at the upper end of the Y-shaped connecting pipe, the first round filtering baffle with holes is respectively arranged on the inner circles at the upper parts of the first nasal plug sleeve and the second nasal plug sleeve, filtering fibers are respectively arranged in the first nasal plug sleeve and the second nasal plug sleeve, the top ends of the first nasal plug sleeve and the second nasal plug sleeve are respectively provided with air inlet and outlet round holes, outer edges are respectively arranged on the excircle at the lower ends of the first nasal plug sleeve and the second nasal plug sleeve, and are.
The mouth breathing tube: the lower end of the outer wall of the main suction pipe provided with the filter fibers is provided with a connecting pipe seat communicated with the main suction pipe, and the connecting pipe seat is connected with the main suction pipe into a whole; the lower end of the mouth breathing pipe is inserted into a pipe hole in the upper end of the connecting pipe seat, a round hole of the oval mask is sleeved on an excircle in the upper end of the mouth breathing pipe, and second semicircular rings are respectively arranged on two sides of the oval mask; a second round filtering baffle is arranged in a pipe hole at the upper end of the oral breathing pipe, and a semicircular head is arranged at the top end of the second round filtering baffle; the bottom end of the main suction pipe is provided with a first end cover, and the two ends of the gas pipe are respectively arranged on the first end cover at the lower end of the main suction pipe and a second end cover on the filter tank; to form a mouth and nose dust cover.
The oval face mask is characterized in that: the lower end of the oval face mask is provided with a round hole, the left side and the right side of the oval face mask are respectively provided with a first semicircular ring, the upper end of the oval face mask is respectively provided with a first rectangular mirror frame seat with the same structure, the lenses are respectively inserted into the grooves of the mirror frame seat from the upper part of the rectangular mirror frame seat, and a rectangular glass eye-protecting preventing hinge can also be arranged on the rectangular mirror frame seat; sleeving a circular hole of a mask on the outer circle of a main suction pipe, wherein a first end cover is arranged at the bottom end of the main suction pipe, two ends of a gas conveying pipe are respectively arranged on the first end cover at the lower end of the main suction pipe and a second end cover on a filter tank, and third semicircular rings are respectively arranged on the outer walls of two sides of the filter tank; to form a mouth and nose dustproof gas mask.
The end cover is characterized in that: when the filter tank works in a dust and harmful gas environment, the third end cover with uniformly distributed round holes at the lower end of the main suction pipe is replaced by the first end cover, the two ends of the gas pipe are respectively arranged on the first end cover at the lower end of the main suction pipe and the second end cover on the filter tank, the outer walls of the two sides of the filter tank are respectively provided with a third semicircular ring, and the third semicircular rings are used for connecting a hanging belt.
The connecting tube seat is: the included angle between the connecting pipe seat and the main suction pipe is set to be 15-45 degrees.
In this embodiment, an external thread is provided on the outer circle of the lower end of the main suction pipe, an internal thread is provided on the inner circle of the first end cap, the first end cap is mounted on the outer circle of the lower end of the main suction pipe, and the first end cap is provided with the first connector head.
The utility model has the advantages that: the utility model provides a mouth nose gas mask that prevents dust, adopts the multiple-stage filtration protection, is used for preventing dust and gas defense effectual, simple structure, convenient to use effectual in the trade production environment of difference, economical and practical, labour saving and time saving not only can wholly use, moreover according to the environment for the work of difference, can carry out the components of a whole that can function independently use, and convenient to use is effectual, and effectual protection operation personnel is healthy.
Drawings
The present invention will be further described with reference to the accompanying drawings and embodiments.
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a side view of FIG. 1;
FIG. 3 is an enlarged view of the main suction tube, the Y-shaped connection tube, the first nasal plug and the mask;
FIG. 4 is an enlarged view of the Y-shaped connecting tube and the nose plug;
FIG. 5 is an enlarged schematic view of the nasal obstruction filter baffle;
fig. 6 is an enlarged schematic view of the oral breathing tube filtering baffle.
In the figure, 1, a main suction pipe, 2, a face mask, 3, a first semicircular ring, 4, a first frame seat, 5, a lens, 6, a Y-shaped connecting pipe, 7, an outer edge, 8, a filter fiber, 9, a first breathing hole, 9', a second breathing hole, 10, a first filter baffle, 11, a connecting pipe seat, 12, an oral breathing pipe, 13, a mask, 14, a head, 15, a second semicircular ring, 16, a first end cover, 17, a gas pipe, 18, a second end cover, 19, a third semicircular ring, 20, a filter tank, 21, a first circular hole, 22, a first nasal plug sleeve, a' a second nasal plug sleeve, b, a second filter baffle and c, a third end cover are arranged.
Detailed Description
In the embodiment shown in fig. 1, fig. 2, fig. 3, fig. 4, fig. 5 and fig. 6 of the present invention, a first end cap 16 is installed at the bottom end of the main suction pipe 1, and two ends of the gas pipe 17 are respectively installed on the first end cap 16 at the lower end of the main suction pipe 1 and a second end cap 18 on the filter tank; the round hole suit of oval face guard 2 lower extreme is on the lower extreme excircle of main straw 1, the round hole of Y shape connecting pipe 6 lower extreme cartridge in main straw 1 upper end, first nose plug cover an and second nose plug cover a ' lower extreme suit respectively on the pipe head of Y shape connecting pipe 6 upper end, first circle filtering baffle 10 with the foraminiferous is equipped with respectively on first nose plug cover an and second nose plug cover a ' upper portion excircle, filter fiber 8 is adorned respectively in first nose plug cover a and second nose plug cover a ', first nose plug cover a and second nose plug cover a ' top are equipped with the round hole of business turn over gas respectively, be equipped with respectively on first nose plug cover a and second nose plug cover a ' lower extreme excircle and follow 7 outward, follow 7 is used for avoiding the nasal obstruction too much to get into in the nostril outward.
In the embodiment, the lower end of the outer wall of the main suction pipe 1 is provided with a connecting pipe seat 11 which is communicated with the main suction pipe 1, and the included angle between the main suction pipe 1 and the connecting pipe seat 11 is set to be 15-45 degrees; the lower end of the mouth breathing pipe 12 is inserted into a pipe hole at the upper end of the connecting pipe seat 11, the oval mask 13 is sleeved on the excircle at the upper end of the mouth breathing pipe 12, the two sides of the oval mask 13 are respectively provided with a second semicircular ring 15, the pipe hole at the upper end of the mouth breathing pipe 12 is internally provided with a second circular filtering baffle b with a hole, and the top end of the second circular filtering baffle b is provided with a semicircular head 14; to form a mouth and nose dust cover.
In the present embodiment, the main suction pipe 1 and the first and second nasal plug sleeves a, a' are filled with filter fibers, respectively; the filter fiber can also be made into a cylindrical filter element which is matched with the inner circles of the main suction pipe 1, the first nasal plug sleeve a and the second nasal plug sleeve a ', and the cylindrical filter element is arranged in the pipe hole of the main suction pipe 1 or the cylindrical filter element is arranged in the first nasal plug sleeve a and the second nasal plug sleeve a'.
The filtration fiber: synthetic fiber filter cotton, non-woven fabric filter cotton, glass fiber filter cotton and active carbon filter cotton can be selected.
In the embodiment, the lower end of the oval face mask 2 is provided with a round hole, and the round hole on the oval face mask is sleeved on the excircle of the lower end of the main suction pipe; the left side and the right side are respectively provided with a first semicircular ring 3, the upper end of the elliptic face mask 2 is respectively provided with a rectangular mirror frame seat 4 with the same structure, and the lenses 5 are respectively inserted into the grooves of the mirror frame seat from the upper part of the rectangular mirror frame seat 4; the rectangular glass eye-protection preventing hinge can also be arranged on the rectangular mirror frame seat 4; the round hole of the face mask 2 is sleeved on the excircle of the main suction pipe 1; to form a mouth and nose dustproof gas mask.
In the present embodiment, external threads are provided on the outer circle of the lower end of the main suction pipe 1 and the outer circle of the upper end of the canister 20; internal threads are arranged on the inner circles of the first end cover 16 and the second end cover 18, a first connecting pipe head and a second connecting pipe head are respectively arranged on the first end cover 16 and the second end cover 18, the first end cover 16 is arranged on the outer circle of the lower end of the main suction pipe 1, the second end cover 18 is arranged on the outer circle of the upper end of the filter tank 20, and two ends of the gas conveying pipe 17 are respectively arranged on the first connecting pipe head and the second connecting pipe head.
In this embodiment, the canister 20 contains activated carbon, or other nontoxic, and nontoxic, and nontoxic filler.
In this embodiment, both ends of the first strap are connected to the first semicircular rings 3 on both sides of the elliptical mask 2, both ends of the second strap are connected to the second semicircular rings 15 on both sides of the elliptical mask 13, and both ends of the hanging strap are connected to the third semicircular rings 19 on both sides of the filtering pot 20, respectively, as required.
In the present embodiment, the first nasal plug sleeve a and the second nasal plug sleeve a', the main suction tube 1, the Y-shaped connecting tube and the oral breathing tube 12 can be made of silica gel material, and can also be made of other soft plastics.
The working principle is as follows: when the mask works in the existing dust and toxic gas environment, the first elastic strap is pulled open, the assembled oronasal dustproof and gas mask is worn on the head, the first nasal plug sleeve a and the second nasal plug sleeve a' are respectively inserted into two nostrils, the head 14 at the upper end of the ororespiratory tube 12 is contained in the mouth, and the mouth is in a closed state under the action of the mask 13; and the hanging belt on the filter tank 20 is hung on the body; in order to relieve fatigue of the head 14 caused by long-term mouth bite, the second straps connected to the second semicircular rings 15 on both sides of the oval mask 13 can be respectively worn on the head or hung on both ears.
During electric welding operation, the first end cover 16 at the lower end of the main suction pipe 1 is replaced by a third end cover c, the filter tank 20 is removed, the first sleeve belt is pulled open to wear the assembled nose and mouth dustproof gas mask on the head, the face is protected by the mask 2, the head 14 at the upper end of the mouth breathing pipe 12 is plugged into the mouth to be bitten, and the mouth is in a closed state under the action of the mask 13; the first nasal plug sleeve a and the second nasal plug sleeve a' filled with the filter fibers are inserted into the nostrils for operation.
When working in a relatively dustless environment, the mask 2 and the canister 20 can be removed, and the first nasal cannula a and the second nasal cannula a' can be worn, and the head 14 at the upper end of the oral breathing tube 12 can be inserted into the mouth to contain the head 14, or the second sleeve can be worn on the head to work.
Claims (3)
1. A mouth and nose dustproof gas mask comprises a main suction pipe, a nose plug sleeve, a mask, a glasses frame, lenses, a Y-shaped connecting pipe, filter fibers, a mouth breathing pipe, a mask, a containing head, an end cover, a gas conveying pipe, a filter tank and a filter baffle plate; the method is characterized in that: the circular hole at the lower end of the elliptic face mask is sleeved on the outer circle at the lower end of the main suction pipe, the lower end of the Y-shaped connecting pipe is inserted in the circular hole at the upper end of the main suction pipe, the lower ends of the first nasal plug sleeve and the second nasal plug sleeve are respectively sleeved on the pipe head at the upper end of the Y-shaped connecting pipe, the inner circles at the upper parts of the first nasal plug sleeve and the second nasal plug sleeve are respectively provided with a first circular filtering baffle plate with holes, filtering fibers are respectively arranged in the first nasal plug sleeve and the second nasal plug sleeve, the top ends of the first nasal plug sleeve and the second nasal plug sleeve are respectively provided with an air inlet circular hole and an air outlet circular hole, the outer circles at the lower ends of the first nasal plug sleeve and the second nasal plug sleeve are respectively; the lower end of the outer wall of the main suction pipe provided with the filter fibers is provided with a connecting pipe seat communicated with the main suction pipe, and the connecting pipe seat is connected with the main suction pipe into a whole; the lower end of the mouth breathing pipe is inserted into a pipe hole in the upper end of the connecting pipe seat, a round hole in the oval mask is sleeved on an excircle in the upper end of the mouth breathing pipe, and second semicircular rings are respectively arranged on two sides of the oval mask; a second round filtering baffle with holes is arranged in the pipe hole at the upper end of the oral breathing pipe, and a semicircular head is arranged at the top end of the second round filtering baffle; the bottom end of the main suction pipe is provided with a first end cover, and the two ends of the gas pipe are respectively arranged on the first end cover at the lower end of the main suction pipe and a second end cover on the filter tank; to form a mouth and nose dustproof gas mask.
2. The oral-nasal dustproof and gas-defense mask as claimed in claim 1, which is characterized in that: the lower extreme of oval face guard is equipped with the round hole, and the left and right sides is equipped with first semicircle ring respectively, and the upper end of oval face guard is equipped with the first rectangle picture frame seat that the structure is the same respectively, and the lens is followed rectangle picture frame seat top cartridge respectively and is in the recess of picture frame seat.
3. The oral-nasal dustproof and gas-defense mask as claimed in claim 1, which is characterized in that: the included angle between the connecting pipe seat and the main suction pipe is set to be 15-45 degrees.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921721257.0U CN210933496U (en) | 2019-10-15 | 2019-10-15 | Mouth and nose dustproof gas mask |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921721257.0U CN210933496U (en) | 2019-10-15 | 2019-10-15 | Mouth and nose dustproof gas mask |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210933496U true CN210933496U (en) | 2020-07-07 |
Family
ID=71370469
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921721257.0U Expired - Fee Related CN210933496U (en) | 2019-10-15 | 2019-10-15 | Mouth and nose dustproof gas mask |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210933496U (en) |
-
2019
- 2019-10-15 CN CN201921721257.0U patent/CN210933496U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200707 Termination date: 20211015 |