CN104837429A - Gas mask - Google Patents
Gas mask Download PDFInfo
- Publication number
- CN104837429A CN104837429A CN201380061109.XA CN201380061109A CN104837429A CN 104837429 A CN104837429 A CN 104837429A CN 201380061109 A CN201380061109 A CN 201380061109A CN 104837429 A CN104837429 A CN 104837429A
- Authority
- CN
- China
- Prior art keywords
- protective cover
- mask
- opening
- connector
- hole
- 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.)
- Granted
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Classifications
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- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
- A62B18/00—Breathing masks or helmets, e.g. affording protection against chemical agents or for use at high altitudes or incorporating a pump or compressor for reducing the inhalation effort
- A62B18/02—Masks
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- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
- A62B18/00—Breathing masks or helmets, e.g. affording protection against chemical agents or for use at high altitudes or incorporating a pump or compressor for reducing the inhalation effort
- A62B18/08—Component parts for gas-masks or gas-helmets, e.g. windows, straps, speech transmitters, signal-devices
- A62B18/084—Means for fastening gas-masks to heads or helmets
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- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
- A62B23/00—Filters for breathing-protection purposes
- A62B23/04—Filters for breathing-protection purposes for gasproof shelters
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- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
- A62B9/00—Component parts for respiratory or breathing apparatus
- A62B9/04—Couplings; Supporting frames
Abstract
The present invention relates to a gas mask comprising: a rubber material face mask, which is worn on the face for protecting the face against toxic substances, and which includes a purification container connection hole to which a purification container is connected, a lens hole in which a lens is installed, an exhaust hole in which an exhaust unit for exhausting inside air is installed, and a hook which protrudes toward a back direction; a buckle onto one side of which the hook on the face mask is coupled so as to be separable; a back head cover, which comprises a coupling lace which is coupled to the other side of the buckle so as to be separable, for covering the back head of the wearer by connecting to the back side of the face mask by means of the buckle when the coupling lace is coupled to the buckle; a headscarf, which is provided with an exposure hole through which the front surface of the face mask provided with the connection hole, the lens hole, and the exhaust hole, is exposed, wherein the periphery of the exposure hole is connected to the edge of the front surface of the face mask to shield the head portion of the wearer; and a connector for partially connecting the periphery of the exposure hole, which is formed on the headscarf, to the face mask. In the present invention, the periphery of the exposure hole, which is formed on the headscarf, is connected to the face mask by means of the connector so that the headscarf is securely and quickly connected to the face mask, thereby protecting the head of the wearer from toxic substances.
Description
Technical field
The present invention relates generally to canister respirator, more specifically, relates to a kind of face being worn over user, with under chemical warfare, biological war, radiation (CBR) war condition, user can be protected to suck noxious substance.
Background technology
Usually, canister respirator is worn over the face of user, can prevent user from sucking noxious substance, the poisonous chemical gas such as produced under emergency (such as chemical warfare, biological war or radiological warfare).Such canister respirator can protect user not by poisoning substances, such as, when user shifts from Polluted area to safety zone.
Usually, canister respirator is fabricated to the form of mask disclosed in the Korean Utility Model Application No.20-373434 (see Fig. 1) that proposed by present invention applicant, or is fabricated to the structure of protective cover disclosed in korean patent application No.10-1070194 (hood).
As shown in Figure 1, conventional canister respirator is configured to the form of mask, is provided with independent protective cover as required to cover the whole head of user.When this routine techniques, protective cover is provided with the rubber strap with canister respirator edge (perimeter) close contact.Therefore, protective cover is combined with canister respirator by the elastic force of rubber strap.
But be only fixed on canister respirator by the elastic force of rubber strap because the canister respirator of routine is configured to protective cover, so when a user moves, protective cover may easily be separated.Therefore, cause the head exposure of user in the noxious substance of Polluted area.
Summary of the invention
Technical problem
Thus, the object of the invention is to solve produced problem in above-mentioned prior art, and one object of the present invention is to provide a kind of canister respirator, wherein, independent protective cover is removably connected with mask.Described canister respirator is locked by a part for protective cover and the edge of mask, thus the mode be reliably fixed on mask is worn over the face of user by protective cover.
Another object of the present invention is to provide a kind of canister respirator, described canister respirator is configured to the part that protective cover lower end is connected with mask and can be tightened up (tightened).
Technical scheme
To achieve these goals, the invention provides a kind of canister respirator, described canister respirator comprises: rubber mask, and described rubber mask comprises filter element connecting hole, filter element is connected with described filter element connecting hole, lens opening, lens are arranged in described lens opening, steam vent, exhaust unit for discharging inner air is installed to described steam vent, and hook, be set to rearward projection, described rubber mask be worn over the face of user to protect face not by the infringement of noxious substance; Bracelet, the hook that described bracelet is configured to described mask removably couples with the first end of described bracelet; Rear head-shield, described rear head-shield comprises the ligature removably coupled with the second end of described bracelet, by making described ligature and described bracelet couple, described rear head-shield is connected via the rear portion of described bracelet with described mask, makes the rear portion of described user head be covered lid by described back; Protective cover, described protective cover covers the head of user, and having opening makes the front surface of the described mask comprising described connecting hole, described lens opening and described steam vent expose described protective cover outside by described opening, wherein, the part of the described opening of the restriction of described protective cover is connected with the edge of described mask front surface; And connector, described mask part is connected to the part of the described opening of restriction of described protective cover by described connector.
Described connector can comprise: upper connector, the top that described upper connector connects the part of the described opening of restriction of described protective cover and the top of described mask front surface being formed with described lens opening; Lower connector, the bottom of the part of the described opening of restriction that described lower connector connects described protective cover and the bottom of described mask front surface being formed with described steam vent; And side connector, the sidepiece that described side connector connects the part of the described opening of restriction of described protective cover and the sidepiece of front surface of described mask including the described hook coupled with described bracelet.
Described upper connector can comprise: upper block, described upper piece give prominence to integratedly from the top of the front surface of described mask, described upper piece be arranged on the top of described lens opening, and be laterally formed with through hole in block on described; Upper clasp, the top of the part of the described opening of restriction that described upper clasp is fixed on described protective cover; And snap close, the first end of described snap close and the second end lock and are fastened on described upper piece through hole and described upper clasp, and the top of the part of the described opening of the restriction of described protective cover is connected with described mask.
Described lower connector can comprise: lower block, gives prominence to the described lower piece of portion integral from the front surface of described mask, the described lower piece of below being arranged on described steam vent, and is laterally formed with through hole in described lower piece; Lower clasp, the bottom of the part of the described opening of restriction that described lower clasp is fixed to described protective cover; And snap close, the first end of described snap close and the second end pin and on the through hole being fastened on described lower piece and described lower clasp, the bottom of the part of the described opening of the restriction of described protective cover are connected with described mask.
Described side connector can comprise: support member, and described support member is arranged in the form in the hole that described band is smashed, and the described support member of hook being arranged on the sidepiece of described mask front surface couples; And bandage (band strap), described bandage is arranged on the sidepiece of the part limiting described opening in described protective cover, and has velcro, makes described strap end through described support member, and is wound around and is fixed on described band and buckle.
Described canister respirator may further include: lower belt tensioner, and described lower belt tensioner is set to the lower end for tightening up described protective cover; Bandage ring, described bandage ring is set to for removably described belt tensioner being fixed to described protective cover; And fixture, described fixture is set to for being fixed on described protective cover by described bandage ring.
Described fixture can comprise: fixing film, and described fixing film is arranged so that described bandage ring is installed into and has annular shape; Thermoplastic film, described thermoplastic film is arranged between described fixing film and the surface of described protective cover, and described thermoplastic film is melted by high-temperature heating, and described fixing film is attached on the surface of described protective cover.
Beneficial effect
In canister respirator according to the present invention, mask, by connector, is connected to the part of the restriction opening of protective cover.Therefore, protective cover can be firmly connected with mask, and the head of user can be thereby reliably protected, not by the infringement of noxious substance.
Concrete, connector comprises upper connector, lower connector and side connector, and four of protective cover parts are connected with mask individually, and therefore, protective cover can be stably fixed on mask.
Further, each in upper connector and lower connector comprises block, clasp and snap close.Because each block locks with each clasp and is fixed on the relative two ends of the snap close of each correspondence, protective cover can be avoided undesirably to be separated with mask.Each snap close can insert in the through hole of corresponding block, with fixed block.
Each side connector comprises the support member being arranged on and being with and buckling, and is arranged on the bandage on protective cover.Bandage is wrapped on support member, and is fixed by the velcro be arranged on bandage.Therefore, bandage can by easily and be reliably fixed on band and buckle.
In addition, the belt tensioner being arranged on the lower end of protective cover is maintained at band and smashs.Therefore, the lower end of protective cover can be tightened up by belt tensioner, thus noxious substance can be stoped by the lower end of protective cover opening to be entered space in protective cover.
Meanwhile, each bracelet is arranged on fixing film, and fixing film is attached on protective cover by thermoplastic film.By such mode, bracelet can be attached on protective cover and need not sew up.Therefore, noxious substance can be prevented from the space that entered by the suture of bracelet in protective cover.
Accompanying drawing explanation
Fig. 1 is the perspective view of the canister respirator illustrated according to routine techniques;
Fig. 2 illustrates the front view according to canister respirator of the present invention;
Fig. 3 is the perspective view that the mask shown in Fig. 2 is shown;
Fig. 4 is the side view that the mask shown in Fig. 3 is shown;
Fig. 5 is the front view that the protective cover shown in Fig. 2 is shown; And
Fig. 6 is the perspective view that the snap close shown in Fig. 4 is shown.
Detailed description of the invention
Hereinafter, exemplary embodiment of the present invention is described in detail with reference to accompanying drawing.To be omitted the detailed description of the known method relevant with the present invention and configuration.
As shown in Figures 2 and 3, comprise according to canister respirator of the present invention: mask 10, bracelet 20, rear head-shield (back head cover) 30 and protective cover 40.As shown in Figure 4 and Figure 5, described canister respirator comprises connector 100 further.
Mask 10 covers the face of user to protect face not by the infringement of noxious substance, allows air circulation simultaneously, and guarantees the visual field of user.As shown in Figure 3, mask 10 uses elastomeric material to be made for the shape of mask.
Referring to Fig. 3, mask 10 comprises: filter element connecting hole 11, lens opening 12, steam vent 13 and hook 14.
As shown in drawings, filter element connecting hole 11 can be respectively formed on two relative faces of mask 10.Any one is connected filter element (not shown) with two filter element connecting holes 11, to provide the air of purification to the space be limited in mask 10.
In addition, as shown in drawings, filter LS is installed in lens opening 12, to seal mask 10, guarantees the visual field of user simultaneously.
As shown in Figure 2, exhaust unit EX is installed to steam vent 13, makes the air in mask 10 be discharged to outside.
That is, be provided in mask 10 via described filter element and filter element connecting hole 11 by the air that user sucks, and the air that user is breathed out discharges mask 10 by the exhaust unit EX being installed to steam vent 13.
Detailed configuration or the Install and configure of filter element, filter LS and described exhaust unit EX configure identical with the routine used in the technical field of the invention.These typical structure is known, therefore, explains that explanation is considered to unnecessary further to it.
As shown in Figure 3, hook 14 is arranged along the edge of mask 10, and gives prominence to from the back side of mask 10.
As shown in Figure 2, bracelet 20 is set to for connecting rear head-shield 30 (will be described in more detail below) and mask 10.Bracelet 20 is linked up with 14 with each on mask 10 respectively and is connected, as shown in Figure 4.
As shown in zoomed-in view in Fig. 4, each bracelet 20 comprises hook stop (hook stopper) 21 and rear head-shield lockhole 23.The hook 14 linking up with stop 21 corresponding on mask 10 removably locks, and rear head-shield 30 (will be described in more detail below) is connected with bracelet 20 separably by rear head-shield lockhole 23.
Rear head-shield 30 covers the back side of user head, and can have netted, as shown in Figure 3.Rear head-shield 30 comprises the ligature 31 corresponding with bracelet 20, thus by being coupled by the rear head-shield lockhole 23 of ligature 31 with each bracelet 20, rear head-shield 30 is fixed on mask 10.
As shown in Figure 2, protective cover 40 covers and protects head and the shoulder of user.As shown in Figure 5, there is in protective cover 40 opening 41, and protective cover 40 connects along the edge portions of mask 10 by this way: the front surface of mask 10 is exposed to the outside of protective cover 40 by opening 41.
Such as, protective cover 40 adopts the chemical resistance film compound fabric comprising textile cloth and toxic chemical substance capable of blocking to make.Preferably, described textile cloth is made up of woven fabric and is had film shape.Can at protective cover 40 flaw in printing pattern on the surface.
Described chemical resistance film can be made up of multiple layer, and such as, comprise polyethylene (PE) layer and polyethylene terephthalate (PET) layer, wherein each layer can block number of chemical material.In addition, chemical resistance thin film comprises politef (PTFE) layer further.Described PTFE layer can be provided with can the activated carbon powder of filtering chemical toxic substances, granule or shot-like particle.Or chemical resistance thin film can be made up of the simple layer comprising above-mentioned PE or pet layer.
As shown in Figure 2, connector 100 is set to for making protective cover 40 partly be connected to a part for the opening 41 of upper restriction and the edge of mask 10.Such as, as shown in Figure 4 and Figure 5, connector 100 can comprise upper connector 110, lower connector 130 and side connector 150.
Upper connector 110 is for being connected with the top before mask 10 on the top of part of the opening 41 limited.As shown in Figure 4 and Figure 5, upper connector 110 can comprise pieces 111, upper clasp 113 and snap close 115.
As shown in Figure 4, upper piece 111 to give prominence to integratedly from the top of the front surface of mask 10, and be arranged at the top of lens opening 12.Through hole 111a is formed on pieces 111, and is in mask 10 in a lateral direction, and snap close 115 (will be described in more detail below) 111 to be connected with upper piece via through hole 111a.
As shown in Figure 5, upper clasp 113 is arranged on the top of the part limiting opening 41.
Referring to Fig. 4, the first end of snap close 115 inserts and locks onto in the through hole 111a of pieces 111.Second end of snap close 115 inserts and locks onto in clasp 113.Thus the top limiting the part of opening 41 is connected to the top of mask 10.
As shown in Figure 6, snap close 115 can be made with serpentine safety pin, and bends in a zigzag (zigzagform).The Part I 115a of snap close 115 is horizontally placed in through hole 111a, and its Part II 115b is horizontally disposed with and is locked in clasp 113.In addition, each snap close 115 relative to end bend become hook-shaped, the relative end of snap close 115 can be hooked respectively and remains in pieces 111 and upper clasp 113.
As shown in Figure 4, snap close 115 can lock and to be fixed on mask 10 and attached thereto.Or snap close 115 can be fixed on protective cover 40 and attached thereto.
Lower connector 130 is arranged on the bottom of mask 10 front surface, mask 10 to be connected to the bottom of the part limiting opening 41.As shown in Figure 4 and Figure 5, lower connector 130 comprise lower piece 131, lower clasp 133 and snap close 115.
As shown in Figure 4, lower piece 131 has and aforementioned upper piece 111 identical shapes, and is arranged on the bottom of mask 10.
In addition, as shown in Figure 4, lower clasp 133 is arranged on the bottom of the part limiting opening 41.
According to same mode as described above, the relative end of snap close 115 inserts respectively and locks with the through hole 131a on lower piece 131 and lower clasp 133, is connected to mask 10 to make the bottom of protective cover 40.
Side connector 150 is set to for sidepiece and the mask 10 by making the sidepiece of the part of restriction opening 41 and aforementioned bracelet 20 connect protective cover 40.Such as, as shown in Figure 4 and Figure 5, each side connector 150 can comprise support member 151 and bandage 153.
As shown in Figure 4, support member 151 is set to the form in the hole be formed on each bracelet 20 in predetermined portions, and hook 14 corresponding on mask 10 is connected by described hole.
As shown in Figure 5, bandage 153 is arranged on and limits the relative sidepiece of the part of opening 41.Each bandage 153 inserts in the support member 151 of corresponding bracelet 20, and forms annular with velcro (Velcro) 153a being arranged on bandage 153 end around support member 151, thus bandage 153 is fixed on bracelet 20.
In other words, by the bracelet 20 that uses support member 151 to be fixed to by bandage 153 to couple with the hook 14 of mask 10.
Therefore, limit the part of opening 41 in protective cover 40, be partly connected to the edge of mask 10 by upper connector 110, lower connector 130 and side connector 150.
Meanwhile, as shown in Figure 5, may further include belt tensioner 50, bandage ring 60 and fixture 70 according to canister respirator of the present invention.
Referring to Fig. 5, belt tensioner 50 is arranged on the lower end of protective cover 40 to tighten up the lower end of protective cover 40, therefore prevents the lower end of protective cover 40 from undesirable displacement occurring, thus prevents noxious substance from entering into the space in protective cover 40 by the lower end of protective cover 40.
As shown in Figure 5, bracelet 60 is set to the lower end for removably connecting belt tensioner 50 and protective cover 40.Belt tensioner 50 passes bandage ring 60 thus binding bandage ring 60.
Fixture 70 is used for bandage ring 60 to be fixed on protective cover 40.For example, fixture 70 can comprise fixing film 71 and thermoplastic film 73, as shown in Figure 5.
Fixing film 71 is components that bandage ring 40 one is fixed.Preferably, fixing film 71 uses the same kind fabric making protective cover 40 to make.Bandage ring 60 can be fixed with fixing film 71 by sewing up.Or bandage ring 60 can be fixed to fixing film 71 by thermal welding or ultrasonic welding (ultrasonic fusion) or binding agent.
As shown in Figure 5, thermoplastic film 73 is arranged between protective cover 40 surface and fixing film 71.Fixing film 71 can be attached on the surface of protective cover 40 by high-temperature heating thermoplastic film 73.Such as, thermoplastic film 73 can use hot melt film to make.Further, thermoplastic film 73 can have opening in heart position wherein, to reduce cost of material.Or thermoplastic film 73 can use solid film to make.
Hereinafter, will describe according to the operational approach with the canister respirator of said structure of the present invention.
Mask 10 is worn over his or her face in chemistry, biology and radioactive pollution (CBR-contaminated) region by user.As shown in Figure 3, by tightening up via bracelet 20 and the ligature 31 linked up with on the 14 rear head-shields 30 coupled, mask 10 and user face close contact can be made.
When user is attempted to protect he or she head not by noxious substance injury infringement; as shown in Figure 2; user has put on the mask 10 being equipped with protective cover 40; by the opening 41 on protective cover 40, the front surface of mask 10 is exposed to outside, then uses connector 100 part of the opening 41 that protective cover 40 limits to be connected with the edge of mask 10.
Then, as shown in Figure 4 and Figure 5, user respectively by be locked in upper piece 111 and lower piece 131 in the snap close 115 upper clasp 113 that is inserted into protective cover 40 and lower clasp 133 in, then, before bandage 153 is fixed to bracelet 20 by use velcro 153a, the bandage 153 be arranged on protective cover 40 on opposite flank is penetrated in the support member 151 on the bracelet 20 being arranged on correspondence.
Then, as shown in Figure 5, the belt tensioner 50 remained in the bandage ring 60 of protective cover 40 lower end tightens up by user, thus the lower end of closed protective cover 40.
According in illustrated canister respirator, protective cover 40 reliably and rapidly can be connected to mask 10, because connector 100 is used to connect the part of mask 10 and the opening 41 limited on protective cover 40.Therefore, the head of user can by reliably protecting by the infringement of noxious substance.
Particularly, connector 100 comprises upper connector 110, lower connector 130 and side connector 150.Therefore, user only needs four parts and the mask that connect protective cover 40, thus makes protective cover 40 more reliably and rapidly can be fixed to described mask.
Further, each upper connector 110 and lower connector 130 comprise block 111,131, clasp 113,133, and snap close 115.Because each piece 111 and 131, and each clasp 113 locks respectively with 133 and is fixed on the relative two ends of corresponding snap close 115, so protective cover 40 can be avoided undesirably to be separated with mask 10.Each snap close 115 can insert in the through hole 111a on corresponding block 111,113, thus is fixed on block 111,113.
Further, each side connector 150 comprises the support member 151 be arranged on bracelet 20, and is arranged on the bandage 153 on protective cover 40.Bandage 153 around on support member 151, and is fixed to the upper by the velcro 153a be arranged on bandage 153.Therefore, bandage 153 can facilitate and firmly be fixed on bracelet 20.
In addition, the belt tensioner 50 being arranged on protective cover 40 lower end remains in bandage ring 60.Therefore, the lower end of protective cover 40 can be tightened up by belt tensioner 50, thus prevention noxious substance enters into the space in protective cover 40 by the lower ending opening of protective cover 40.
In addition, each bandage ring 60 is fixed on fixing film 71, and fixing film 71 is attached on described protective cover by thermoplastic film 73.By such mode, bandage ring 60 can be attached on described protective cover not to be needed to sew up.
Although disclosed for illustrative purposes exemplary embodiment of the present invention, scope of the present invention is not limited to described exemplary embodiment, and those skilled in the art can make various possible distortion in identical scope and spirit.Therefore, various distortion can be made to the shape of the ingredient described in the embodiment of the present invention and structure, and the distortion of the shape of described ingredient and structure should be considered to fall in the scope of appended claims.
Industrial usability
As described above, although the present invention is described as be applied to canister respirator, it can also be used for using the various fields with canister respirator identical components, such as, in scuba diving field.
Claims (7)
1. a canister respirator, comprising:
Rubber mask, described rubber mask comprises: filter element connecting hole, and filter element is connected with described filter element connecting hole; Lens opening, lens are arranged in described lens opening; Steam vent, the exhaust unit for discharging inner air is installed to described steam vent; And hook, be set to rearward projection, described rubber mask is worn on the face of user to protect face not by the infringement of noxious substance;
Bracelet, the hook that described bracelet is configured to described mask removably couples with the first side of described bracelet;
Rear head-shield, described rear head-shield comprises the ligature removably coupled with the second side of described bracelet, by making described ligature and described bracelet couple, described rear head-shield is connected via the rear portion of described bracelet with described mask, makes the rear portion of the head of described user be covered lid by described back;
Protective cover, described protective cover covers the head of described user, and there is opening, the front surface of the described mask comprising described connecting hole, described lens opening and described steam vent is made to be exposed to outside described protective cover by described opening, wherein, the part of the described opening of the restriction of described protective cover is connected with the edge of described mask front surface; And
Connector, described mask part is connected to the part of the described opening of restriction of described protective cover by described connector.
2. canister respirator as claimed in claim 1, wherein, described connector comprises:
Upper connector, the top of the part of described for the restriction of described protective cover opening is connected to the top of the described mask front surface being formed with described lens opening by described upper connector;
Lower connector, the bottom of the part of described for the restriction of described protective cover opening is connected to the bottom of the described mask front surface being formed with described steam vent by described lower connector; And
Side connector, the sidepiece of the part of described for the restriction of described protective cover opening is connected to the sidepiece of the front surface of the described mask including the described hook coupled with described bracelet by described side connector.
3. canister respirator as claimed in claim 2, wherein, described upper connector comprises:
Upper piece, described upper piece give prominence to integratedly from the top of the front surface of described mask, described upper piece be arranged on the top of described lens opening, and be laterally formed with through hole in block on described;
Upper clasp, the top of the part of the described opening of restriction that described upper clasp is fixed to described protective cover; And
Snap close, the first end of described snap close and the second end lock and are fastened on described upper piece through hole and described upper clasp, and the top of the part of the described opening of the restriction of described protective cover is connected with described mask.
4. canister respirator as claimed in claim 1, wherein, described lower connector comprises:
Lower piece, give prominence to, the described lower piece of below being arranged on described steam vent the described lower piece of portion integral from the front surface of described mask, and be laterally formed with through hole in described lower piece;
Lower clasp, the bottom of the part of the described opening of restriction that described lower clasp is fixed to described protective cover; And
Snap close, the first end of described snap close and the second end lock and on the through hole being fastened on described lower piece and described lower clasp, the bottom of the part of the described opening of the restriction of described protective cover are connected with described mask.
5. canister respirator as claimed in claim 1, wherein, described side connector comprises:
Support member, described support member is arranged in the form in the hole that described band is smashed, and the hook and the described support member that are arranged on the sidepiece of described mask front surface couple; And
Bandage, described bandage is arranged on the sidepiece of the part of the described opening of restriction of described protective cover, and the end of described bandage is provided with velcro, makes the end of described bandage through described support member, and is wound around and is fixed on described band and buckle.
6. canister respirator as claimed in claim 1, comprises further:
Lower belt tensioner, described lower belt tensioner is set to the lower end for tightening up described protective cover;
Bandage ring, described bandage ring is set to for being removably fixed on described protective cover by described belt tensioner; And
Fixture, described fixture is set to for being fixed on described protective cover by described bandage ring.
7. canister respirator as claimed in claim 1, wherein, described fixture comprises:
Fixing film, described fixing film is arranged so that described bandage ring is installed into and has annular shape;
Thermoplastic film, described thermoplastic film is arranged between described fixing film and the surface of described protective cover, and described thermoplastic film is melted by high-temperature heating, and described fixing film is attached on the surface of described protective cover.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020120133170A KR101278386B1 (en) | 2012-11-22 | 2012-11-22 | Gas-mask |
| KR10-2012-0133170 | 2012-11-22 | ||
| PCT/KR2013/010603 WO2014081209A1 (en) | 2012-11-22 | 2013-11-21 | Gas mask |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104837429A true CN104837429A (en) | 2015-08-12 |
| CN104837429B CN104837429B (en) | 2017-05-10 |
Family
ID=48867633
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201380061109.XA Active CN104837429B (en) | 2012-11-22 | 2013-11-21 | Gas mask |
Country Status (3)
| Country | Link |
|---|---|
| KR (1) | KR101278386B1 (en) |
| CN (1) | CN104837429B (en) |
| WO (1) | WO2014081209A1 (en) |
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| CN105435383A (en) * | 2015-11-13 | 2016-03-30 | 朱忠良 | Breathing mask suitable for being used in high pollution weather |
| CN105435389A (en) * | 2015-11-13 | 2016-03-30 | 朱忠良 | Breathing mask suitable for being used in high-pollution weather |
| CN105457183A (en) * | 2015-11-13 | 2016-04-06 | 朱忠良 | Breathing mask suitable for highly-polluted weather |
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| CN105288886A (en) * | 2015-11-13 | 2016-02-03 | 朱忠良 | Breathing mask suitable for high-pollution weather |
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| CN105413077A (en) * | 2015-11-13 | 2016-03-23 | 朱忠良 | Breathing mask suitable for high-pollution weather |
| CN105435383A (en) * | 2015-11-13 | 2016-03-30 | 朱忠良 | Breathing mask suitable for being used in high pollution weather |
| CN105435389A (en) * | 2015-11-13 | 2016-03-30 | 朱忠良 | Breathing mask suitable for being used in high-pollution weather |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN104837429B (en) | 2017-05-10 |
| WO2014081209A1 (en) | 2014-05-30 |
| KR101278386B1 (en) | 2013-06-24 |
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