CN207768867U - A kind of expiration plug of mask anti-suffocation - Google Patents
A kind of expiration plug of mask anti-suffocation Download PDFInfo
- Publication number
- CN207768867U CN207768867U CN201720699853.8U CN201720699853U CN207768867U CN 207768867 U CN207768867 U CN 207768867U CN 201720699853 U CN201720699853 U CN 201720699853U CN 207768867 U CN207768867 U CN 207768867U
- Authority
- CN
- China
- Prior art keywords
- stomata
- cylinder
- baffle
- deck
- integrally formed
- 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
Landscapes
- Orthopedics, Nursing, And Contraception (AREA)
Abstract
The utility model discloses a kind of expiration plugs of mask anti-suffocation, including deck, the deck right end is installed with rotating cylinder, rotating cylinder left end is integrally formed with baffle, baffle left end is opened there are four equally distributed pearl slot, where pearl slot stomata is provided on toroid, center pressure film is equipped among stomata, stomata runs through catch, four, stomata is evenly distributed on for one group around the pressure film of center, and stomata has four groups to be evenly distributed on the toroid between two pearl slots, the right side of baffle corresponding to every group of the stomata is integrally formed with air intake duct, the deck left end is integrally formed with end plate, running through in the middle part of the end plate has main inflator；By increasing inlet cylinder in original exhalation path, so that the expiration plug of script has air inlet function, the controllability of the ventilatory function of realization, only needing under special circumstances could be using the function of device air-breathing, under normal circumstances do not have air-breathing function, and sealant beads and sealing plate more preferably realize this function.
Description
Technical field
The utility model is related to a kind of medical instrument, more particularly to a kind of expiration plug of mask anti-suffocation.
Background technology
Breathing mask is a kind of common protection appliances, and this utensil receives great acclaim because of its good seal,
But this good seal becomes drawback sometimes, when the normal inlet line of breathing mask is surprisingly closed, because of it
Good seal may result in the generation of asphyxiation hazard, thus it is proposed that a kind of expiration plug of mask anti-suffocation.
Invention content
The purpose of this utility model is to provide a kind of expiration plugs of mask anti-suffocation, to solve to carry in above-mentioned background technology
The problem of going out.
To achieve the above object, the utility model provides the following technical solutions：A kind of expiration plug of mask anti-suffocation, including
Deck, the deck right end are installed with rotating cylinder, the rotating cylinder left end integrally formed with baffle, the baffle left end open there are four
The pearl slot of even distribution is provided with stomata, center pressure film, the stomata is equipped among the stomata on toroid where the pearl slot
Through baffle, four, the stomata is evenly distributed on for one group around the pressure film of center, and stomata has four groups to be evenly distributed on two
On toroid between a pearl slot, the right side of the baffle corresponding to every group of the stomata is described integrally formed with air intake duct
It is installed with horn mouth in rotating cylinder right end cylinder, is equipped with guard in the cylinder of the rotating cylinder of the horn mouth right end, the outer rim of the guard is tight
The closely connected inner wall for closing rotating cylinder, for the deck left end integrally formed with end plate, the end plate middle part, which is run through, main inflator, the main gas
Cylinder right end fits closely horn mouth, is equipped with breather valve in the main inflator right part cylinder, the main inflator left part be uniformly installed with into
Inflator, the inlet cylinder bent angle right side are equipped with filter, limiting plate, the limit are installed in the inlet cylinder on the right side of the filter
Position plate outer rim is uniformly provided with venthole, and the limiting plate right side is installed with pressure integrally formed with spring groove in the spring groove
Contracting spring, the compressed spring right end are closely fitted with sealant beads, and the sealant beads right end clamps in sealing plate, and sealant beads are logical
It crosses sealing plate to sink into pearl slot, the sealing plate is clamped to be gone out with the right output port of inlet cylinder.
The deck fits closely and is equipped with a ring shape strip at baffle, and matched card is equipped at the baffle fitting deck
Slot.
The inlet cylinder is uniformly be installed on main inflator left part four.
The sealing plate fits closely the inner wall of inlet cylinder by being equipped with seal gasket, the sealing plate at sealant beads.
The operation principle and process of the utility model：
When something unexpected happened, rotating cylinder is rotated, drives flapper so that with sealant beads relative displacement occurs for pearl slot,
When turning to 45 °, center compressing baffle compressing sealant beads are moved to the left, and are detached with sealing plate so that inlet cylinder is opened and led to
Air passing hole and aspiration column are in communication with the outside, and under normal circumstances, sealant beads are sunk into pearl slot, and spherical surface contacts closing with sealing plate
Inlet cylinder so that plug of exhaling can only carry out expiration effect.
The beneficial effects of the utility model：
The utility model is scientific and reasonable for structure, safe and convenient to use, by increasing inlet cylinder in original exhalation path,
So that the expiration plug of script has air inlet function, and pearl slot, stomata and center pressure film in this function in baffle and thereon
The controllability of the ventilatory function of realization only needs the function that could use device air-breathing under special circumstances, does not have under normal circumstances
The function of air-breathing, and sealant beads and sealing plate more preferably realize this function.
Description of the drawings
FIG. 1 is a schematic structural view of the utility model.
Fig. 2 is baffle left view structure chart.
Fig. 3 is detail view at a in Fig. 1.
Fig. 4 is detail view at b in Fig. 1.
Specific implementation mode
It please refers to Fig.1, shown in Fig. 2, Fig. 3 and Fig. 4, a kind of expiration plug of mask anti-suffocation, including deck 1, for entire dress
The connection basis on card device mask to be set, while being also the installation foundation of structure on device, 1 right end of the deck is installed with rotating cylinder 6,
It can relatively rotate with deck 1,6 left end of the rotating cylinder carries out closing blocking, institute integrally formed with baffle 2, to inlet cylinder 8
It states 2 left end of baffle to open there are four equally distributed pearl slot 12, provides collapsed position for sealant beads 17, make it preferably and sealing plate
19 realize sealing function, are provided with stomata 10 on 12 place toroid of the pearl slot, the company of inlet cylinder 8 and aspiration column is realized after rotation
It is logical, it is equipped with center pressure film 11 among the stomata 10, sealant beads 17 are oppressed to the left so that sealant beads 17 are divided with sealing plate 19
From depressurization effect, the stomata 10 runs through baffle 2, and 10 4, the stomata is evenly distributed on center pressure film for one group
Around 11, and stomata 10 has four groups to be evenly distributed on the toroid between two pearl slots 12, is uniformly distributed so that air inlet effect
Can be more preferable, the right side of the baffle 2 corresponding to every group of the stomata 10 integrally formed with air intake duct, after rotation with inlet cylinder
8 are connected to by stomata, are realized the purpose of air inlet, are installed with horn mouth 3 in 6 right end cylinder of the rotating cylinder, are received to air
Collection, the cylinder of the rotating cylinder 6 of 3 right end of the horn mouth is interior to be equipped with guard 5, and to exhaling, plug internal structure is protected, and is avoided external miscellaneous
Object blocked-suction cylinder and main inflator 7, the outer rim of the guard 5 fit closely the inner wall of rotating cylinder 6, increase protecting effect, the card
1 left end of seat constitutes the installation foundation of 1 internal structure of deck, 20 middle part of the end plate, which is run through, main gas integrally formed with end plate 20
Cylinder 7, the main flow pipe of outer air-flow, 7 right end of main inflator fits closely horn mouth 3, is connected to external world's realization, the master
It is equipped with breather valve 4 in 7 right part cylinder of inflator, ensure that the one-way ventilating function of main inflator 7 under normal circumstances, the main inflator 7
Left part is uniformly installed with inlet cylinder 8, simplified intake channel in special circumstances, and 8 bent angle of the inlet cylinder right side is equipped with filter
13, purification is filtered to the air of sucking, limiting plate 14 is installed in the inlet cylinder 8 on 13 right side of the filter, limits pressure
The operating position of contracting spring 18 ensures that the InterWorking Function of sealant beads 17 and sealing plate 19,14 outer rim of the limiting plate are uniform
It is provided with venthole 15, ensure that the smoothness of inlet cylinder 8,14 right side of the limiting plate is integrally formed with spring groove 16, installation
Compressed spring 18 is installed with compressed spring 18 in the spring groove 16, and the promotion to sealant beads 17, institute are realized by elastic deformation
It states 18 right end of compressed spring and is closely fitted with sealant beads 17, by realizing inlet cylinder 8 under normal circumstances with the cooperation of sealing plate 19
Closure, 17 right end of the sealant beads clamps in sealing plate 19, and sealant beads 17 are sunk by sealing plate 19 in pearl slot 12, described
Sealing plate 19 is clamped to be gone out with the right output port of inlet cylinder 8, is realized and is increased sealing effect.
The deck 1 fit closely at baffle 2 be equipped with a ring shape strip, the baffle 2 be bonded deck 1 at be equipped with
The card slot matched so that generate good clamping effect between deck 1 and baffle 2 and rotating cylinder 6, and can rotate.
The inlet cylinder 8 is uniformly be installed on 7 left part of main inflator four, matches the distribution of stomata 10, increases connection
When ventilatory effect.
The sealing plate 19 fits closely the interior of inlet cylinder 8 by being equipped with seal gasket, the sealing plate 19 at sealant beads
Wall ensures the sealing barrier effect of inlet cylinder 8 under normal circumstances.
The operation principle and process of the utility model：
It please refers to Fig.1, shown in Fig. 2, Fig. 3 and Fig. 4, when something unexpected happened, rotates rotating cylinder 6, baffle 2 is driven to rotate,
So that with sealant beads 17 relative displacement occurs for pearl slot 12, when turning to 45 °, center oppresses baffle 11 and oppresses sealant beads 17 to the left
It is mobile, it is detached with sealing plate 19 so that inlet cylinder 8 is opened and is in communication with the outside by stomata 10 and aspiration column, and normal condition
Under, sealant beads 17 are sunk into pearl slot 12, and spherical surface contacts closing inlet cylinder 8 with sealing plate 19 so that plug of exhaling can only be exhaled
Gas acts on.
Claims (1)
1. a kind of expiration plug of mask anti-suffocation, including deck (1), it is characterised in that：Deck (1) right end is installed with rotating cylinder
(6), rotating cylinder (6) left end is integrally formed with baffle (2), and baffle (2) left end opens that there are four equally distributed pearl slots
(12), stomata (10) is provided with where the pearl slot (12) on toroid, center pressure film (11) is equipped among the stomata (10),
The stomata (10) runs through baffle (2), and (10) four, the stomata is evenly distributed on for one group around center pressure film (11), and
Stomata (10) has four groups to be evenly distributed on the toroid between two pearl slots (12), and the gear corresponding to every group of stomata (10)
The right side of plate (2) is installed with horn mouth (3), the horn mouth integrally formed with air intake duct in rotating cylinder (6) the right end cylinder
(3) guard (5) is equipped in the cylinder of the rotating cylinder (6) of right end, the outer rim of the guard (5) fits closely the inner wall of rotating cylinder (6), described
Deck (1) left end is integrally formed with end plate (20), and end plate (20) middle part, which is run through, main inflator (7), and the main inflator (7) is right
End fits closely horn mouth (3), is equipped with breather valve (4) in main inflator (7) the right part cylinder, main inflator (7) left part is uniform
It is installed with inlet cylinder (8), filter (13), the air inlet on the right side of the filter (13) are equipped on the right side of inlet cylinder (8) bent angle
Limiting plate (14) is installed in cylinder (8), limiting plate (14) outer rim is uniformly provided with venthole (15), and the limiting plate (14) is right
End face is installed with compressed spring (18), the compressed spring (18) integrally formed with spring groove (16) in the spring groove (16)
Right end is closely fitted with sealant beads (17), and sealant beads (17) right end clamps in sealing plate (19), and sealant beads (17) pass through
Sealing plate (19) sinks into pearl slot (12), and the sealing plate (19) clamps to go out with the right output port of inlet cylinder (8)；
It is equipped with matched card slot at baffle (2) the fitting deck (1)；
The inlet cylinder (8) is uniformly be installed on main inflator (7) left part four；
The sealing plate (19) fits closely inlet cylinder (8) by being equipped with seal gasket, the sealing plate (19) at sealant beads
Inner wall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720699853.8U CN207768867U (en) | 2017-06-16 | 2017-06-16 | A kind of expiration plug of mask anti-suffocation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720699853.8U CN207768867U (en) | 2017-06-16 | 2017-06-16 | A kind of expiration plug of mask anti-suffocation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207768867U true CN207768867U (en) | 2018-08-28 |
Family
ID=63218954
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720699853.8U Active CN207768867U (en) | 2017-06-16 | 2017-06-16 | A kind of expiration plug of mask anti-suffocation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207768867U (en) |
-
2017
- 2017-06-16 CN CN201720699853.8U patent/CN207768867U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN205215979U (en) | A one -way expiratory valve and gauze mask for gauze mask | |
| CN205207797U (en) | Improvement check valve air cock | |
| CN207004821U (en) | A kind of noise reduction vacuum pump apparatus | |
| KR100914303B1 (en) | A self-sealling aspirator for gas mask | |
| CN207768867U (en) | A kind of expiration plug of mask anti-suffocation | |
| CN203857059U (en) | Novel stop valve | |
| CN207286477U (en) | A kind of multipurpose list box dust proof and gas defence half face shield | |
| CN203564660U (en) | High-flow suction valve for pressurizing oxygen-supplying mask | |
| CN109268554A (en) | A kind of valve castings easy to disassemble | |
| CN206566314U (en) | A kind of lung ventilator with air channel switching device | |
| CN208311561U (en) | A kind of breathing equipment of natural gas odorization machine | |
| CN107327583A (en) | Gas charge valve | |
| CN2715795Y (en) | Detachable hermetic inflatable gauze mask | |
| CN206458824U (en) | The sealing structure that a kind of check-valves of smoke exhaust ventilator is connected with fuselage | |
| CN213145504U (en) | Waterproof ventilative admission valve | |
| CN212986144U (en) | One-way valve | |
| CN201410242Y (en) | Half face shield with high sealing performance | |
| CN108758040B (en) | Respiration pressure reducing valve | |
| CN208935489U (en) | A kind of inflation safety valve | |
| CN206120979U (en) | Safety helmet | |
| CN206119305U (en) | Dustproof helmet | |
| CN102274567A (en) | Respiratory tube control valve and gas pipeline used for connecting control valve | |
| CN219501779U (en) | Breather valve and breathing machine | |
| CN206072459U (en) | A kind of self-pressing type safety corner valve | |
| CN203971225U (en) | Vapour-pressure type Protective clothes combined with cap and mask |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |