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WO2016006836A1 - Dispositif de montage de lentille externe pour masque à gaz - Google Patents

Dispositif de montage de lentille externe pour masque à gaz Download PDF

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Publication number
WO2016006836A1
WO2016006836A1 PCT/KR2015/006108 KR2015006108W WO2016006836A1 WO 2016006836 A1 WO2016006836 A1 WO 2016006836A1 KR 2015006108 W KR2015006108 W KR 2015006108W WO 2016006836 A1 WO2016006836 A1 WO 2016006836A1
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WO
WIPO (PCT)
Prior art keywords
coupling hole
mask
elastic holder
side wall
outer lens
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.)
Ceased
Application number
PCT/KR2015/006108
Other languages
English (en)
Korean (ko)
Inventor
김종기
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Publication of WO2016006836A1 publication Critical patent/WO2016006836A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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Classifications

    • 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
    • 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
    • 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
    • A62B18/082—Assembling eyepieces, lenses or vision-correction means in or on gas-masks
    • 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
    • G—PHYSICS
    • G02—OPTICS
    • G02C—SPECTACLES; SUNGLASSES OR GOGGLES INSOFAR AS THEY HAVE THE SAME FEATURES AS SPECTACLES; CONTACT LENSES
    • G02C13/00—Assembling; Repairing; Cleaning

Definitions

  • the present invention relates to an outer lens mounting mechanism for a gas mask, and more particularly, to an outer lens mounting mechanism for a gas mask that can be detached very quickly and simply as well as being mounted on the gas mask very firmly and stably.
  • the gas mask is worn on the wearer's face to protect the human body from toxic gases in the contaminated area.
  • This gas mask provides the purged air to the wearer's respiratory tract through a purse container coupled to the mask.
  • the wearer can safely operate in the contaminated area.
  • Such gas masks are sometimes equipped with safety glasses to protect eyesight from harmful rays such as strong sunlight or ultraviolet rays.
  • Such goggles have been proposed by Utility Model Registration No. 154879 of a gas mask for safety masks to prevent damage to the gas mask of the gas mask and to protect the wearer's eyes from harmful rays.
  • Gas mask safety glasses according to the prior art described above is detachably coupled to the safety glasses having a security lens on the edge of the see-through lens provided integrally on the gas mask.
  • the eyeglasses are fixed to the coupling frame of the lens adapter is fitted to the edge of the see-through lens. Accordingly, the see-through lens formed on the gas mask is protected from harmful rays by the safety glasses.
  • the security lens is firmly fixed to the safety glasses by a fastening frame fastened to the coupling frame. That is, the security lens is prevented from being separated from the goggles by the fastening frame.
  • the security lens is formed by extending from the coupling frame is fixed to fit in the fixing groove of the fixed frame to which the fastening frame is coupled.
  • the aforementioned gas mask safety glasses according to the prior art have a problem in that each one must be manufactured because it is divided into two corresponding to the see-through lenses formed on the gas mask.
  • the present invention was created in order to solve the various disadvantages of the prior art as described above, it is possible to mount the outer lens of a single body very quickly and stably so as to shield a pair of see-through lenses at once, the outer lens as necessary It is an object of the present invention to provide an outer lens mounting mechanism for the gas mask that can be separated very quickly and easily from the edge of the gas mask.
  • the present invention for achieving the above object is a gas mask outer lens mounting mechanism for detachably mounting a single outer lens shielding a pair of see-through lens provided in the mask of the gas mask, extending to the edge of the outer lens Protruding snap pieces; And an elastic holder formed on the edge of the mask and having a coupling hole to which the snap piece is detachably fitted, wherein the coupling hole penetrates along the length direction of the inner side of the elastic holder.
  • One side of the elastic holder is open to the cutting portion communicating with the coupling hole toward the outer direction of the mask, characterized in that the elastic portion is provided with a pair of cutting edges spaced apart in the width direction by the cutting portion. do.
  • the cut portion is formed extending in the longitudinal direction of the elastic holder, the cut portion is characterized in that the cut in a direction perpendicular to the longitudinal direction of the coupling hole.
  • the width of the cutout is characterized in that formed smaller than the width of the coupling hole.
  • the snap piece further includes a snap protrusion formed at a front end facing the elastic holder.
  • the elastic holder the front surface facing the outer lens; And a rear surface to which the snap protrusion of the snap piece is engaged.
  • An inclined surface having a predetermined inclination angle is formed on one side of the snap protrusion, and a flat locking jaw in the vertical direction is formed on the opposite side of the inclined surface.
  • the elastic holder further comprises a partition wall for dividing the coupling hole.
  • the elastic holder has a plurality of coupling holes formed by the partition wall.
  • the cutout is formed in plural to correspond to the number of the coupling holes, respectively formed in the coupling holes.
  • the snap piece is divided to correspond to the number of the coupling holes to form a plurality.
  • the width of the partition wall is characterized in that it is formed narrower than the division interval between the snap pieces.
  • the plurality of sidewalls may include, for example, a first sidewall adjacent to a surface of the mask; A second side wall facing the first side wall and adjacent to the outside of the mask; A third side wall positioned in an upper direction of the mask and connecting an upper side of the first side wall and the second side wall; And a fourth side wall positioned in a lower direction of the mask to connect the lower side of the first side wall and the second side wall to the lower side of the mask while facing the third side wall.
  • the second side wall is preferably formed to a thickness thinner than the thickness of the snap piece.
  • the snap piece can be coupled to the coupling hole of the elastic holder very easily, and when the snap piece coupled to the coupling hole is to be removed, the snap piece is directed toward the cutout.
  • twisting a pair of incision edges adjacent to the incision are easily opened, so that the detachment of the snap piece is very easy.
  • the cutting portion extends along the longitudinal direction of the elastic holder and is cut in a direction orthogonal to the longitudinal direction of the coupling hole, thereby making it possible to more easily engage or separate the snap piece with respect to the coupling hole.
  • the insertion is made more smoothly and smoothly, but after the snap piece is coupled to the coupling hole, there is an advantage of maintaining the bonded state firmly and stably.
  • the snap piece is coupled to the rear surface of the elastic holder after the snap piece is inserted into the coupling hole has the advantage that the snap piece can be coupled very firmly and stably to the coupling hole.
  • the snap protrusion when the snap protrusion is inserted into the coupling hole of the elastic holder can be inserted very smoothly into the coupling hole of the elastic holder by the inclined surface, when the snap projection protrudes from the withdrawal end of the coupling hole of the snap projection Silver is coupled to the rear end of the elastic holder very stably to prevent the opening of the incision edges, through which the snap piece has the advantage that the state coupled to the coupling hole of the elastic hole can be maintained very firm and stable.
  • a plurality of snap pieces are inserted into and coupled to the plurality of coupling holes individually, which has the advantage that the coupling force can be further strengthened.
  • the coupling force can be more reliably reinforced.
  • the width of the cutout is formed to be smaller than the width of the coupling hole formed in the elastic holder, when the snap piece is inserted into the coupling hole and coupled, the coupled state can be maintained very firmly and stably.
  • the snap piece inserted into the coupling hole of the elastic holder can be restrained in the state in which the elastic holder is substantially surrounded in all directions.
  • the elastic holder since the elastic holder has a thickness of the second side wall thinner than the thickness of the snap piece, the elastic holder can more stably support the coupled state of the snap piece inserted into the coupling hole.
  • FIG. 1 is an exploded perspective view showing a configuration in which an outer lens mounting mechanism for a gas mask according to an embodiment of the present invention is applied to a gas mask and an outer lens.
  • FIG. 2 is an enlarged view illustrating an enlarged portion A of FIG. 1;
  • FIG 3 is a view seen from the direction of the arrow B of Figure 2, showing a state in which the snap piece and the elastic holder of the outer lens mounting mechanism for the gas mask according to an embodiment of the present invention.
  • FIG. 4 is a cross-sectional view taken along the line C-C of FIG.
  • FIG. 5 is a cross-sectional view taken along the line D-D of FIG. 4.
  • FIG. 6 is an exploded perspective view showing the configuration of an outer lens mounting mechanism for a gas mask according to another embodiment of the present invention.
  • FIG. 7 is a view seen from the direction of arrow E in FIG. 6, and illustrates a state in which a snap piece and an elastic holder of an outer lens mounting mechanism for a gas mask according to another embodiment of the present invention are coupled.
  • FIG. 8 is a view along the F-F line of FIG. 7.
  • FIG. 9 is a view along the G-G line of FIG. 8.
  • the gas mask outer lens mounting mechanism 100 is configured to detachably mount the outer lens 30 to the rubber mask 2 of the gas mask 1.
  • the rubber mask 2 of the gas mask 1 is provided with a pair of perspective lenses 3, and the outer lens 30 is provided with a pair of rubber masks 2. It is composed of a single body to shield the perspective lens (3) at a time.
  • the outer lens 30 is formed in a single glass body and has an approximately rectangular shape.
  • the outer lens 30 is formed to be concave at the lower middle portion thereof so as to correspond to the nasal portion of the mask 2.
  • the outer lens 30 is made of a light-transmitter material, such as plastic or polycarbonate, similar to a conventional safety glasses, and is formed with a colored or coated with a coating material that blocks harmful rays on the surface to protect eyesight from harmful rays. It may be.
  • the outer lens 30 is curved to correspond to the front curvature of the mask 2.
  • the outer lens mounting mechanism 100 includes a snap piece 110 protruding from both side edges of the outer lens 30 and formed of a rubber mask 2. It includes an elastic holder 120 formed in the same body on the edge.
  • the snap piece 110 protrudes from both ends of the outer lens 30 individually to extend.
  • the snap piece 110 is formed together at the time of molding the outer lens 30 to substantially constitute a part of the outer lens 30.
  • the snap piece 110 protrudes in a direction orthogonal to the surface of the outer lens 30, so that the snap piece 110 is mounted by the snap piece 110 when the outer lens 30 is attached to the rim of the rubber mask 2. Interference or interference can be prevented.
  • the snap piece 110 is formed with a snap protrusion 115 at the tip facing the elastic holder 120, the inclined surface (115a) is formed on one side of the snap projection 115, the opposite side of the inclined surface (115a) A locking jaw 115b is formed.
  • the inclined surface 115a is formed to be inclined at a predetermined inclination angle, and the locking jaw 115b is formed flat in the vertical direction on the opposite side of the inclined surface 115a.
  • the elastic holder 120 is formed to protrude outward from both sides of the rubber mask (2).
  • the elastic holder 120 is molded together at the time of molding the rubber mask 2 to substantially constitute a part of the rubber mask 2, through which the elastic holder 120 is also made of rubber to secure its elastic force. Can be.
  • the elastic holder 120 is formed so as to oppose the snap piece 110 of the outer lens 30 at the edge provided with the see-through lens 3 of the mask 2, the snap piece 110 of the outer lens 30 is
  • the elastic holder 120 of the mask 2 can be mounted very stably.
  • the elastic holder 120 has a front surface 120a adjacent to the outer lens 30 and a rear surface 120b to which the snap protrusion 115 of the snap piece 110 is engaged. .
  • the elastic holder 120 has a coupling hole 125 to which the above-described snap piece 110 is coupled.
  • the coupling hole 125 is formed to penetrate in the elastic holder 120 along the longitudinal direction of the elastic holder 120 (see arrow L direction), and the coupling hole 125 has a cross-sectional shape of the snap piece 110. It has a cross section corresponding to
  • the coupling hole 125 includes an inlet opening 125a formed in the front surface 120a of the elastic holder 120 and an outlet opening formed in the rear surface 120b of the elastic holder 120. 125b).
  • the snap protrusion 115 of the snap piece 110 may protrude into the outlet opening 125b of the coupling hole 125. Until it is inserted.
  • the snap protrusion 115 protruding from the withdrawal opening 125b of the coupling hole 125 is engaged with the rear surface 120b of the elastic holder 120.
  • the cross section of the coupling hole 125 may also have a quadrangular shape correspondingly.
  • the coupling hole 125 has a rectangular shape, a plurality of sidewalls 121, 122, 123, and 124 may be formed around the coupling hole 125.
  • the plurality of side walls 121, 122, 123, and 124 may include a first side wall 121 adjacent to the surface of the mask 2 and a second side wall 122 adjacent to the outside of the mask 2. ), A third side wall 123 positioned in an upper direction of the mask 2, and a fourth side wall 124 positioned in a lower direction of the mask 2.
  • the second side wall 122 faces the first side wall 121 as adjacent to the outside of the mask 2.
  • the third side wall 123 connects the upper side of the first side wall 121 and the second side wall 122 to the upper portion of the mask 2.
  • the fourth side wall 124 connects the lower side of the first side wall 121 and the second side wall 122 while facing the third side wall 123 at the bottom of the mask 3 as shown.
  • the plurality of side walls 121, 122, 123, and 124 may restrict the snap piece 110 to the state in which the elastic holder 120 is substantially surrounded in all directions as shown in FIG. 5.
  • one side of the elastic holder 120 is formed with an incision 126 is extended along the longitudinal direction (see arrow L direction) of the elastic holder 120, the incision 126 is coupled to the coupling hole 125 and It is formed to communicate.
  • the cutout 126 may be formed in the second side wall 122 adjacent to the outside of the mask 2.
  • the cutout 126 is cut in a direction orthogonal to the longitudinal direction of the coupling hole 125 (the width of the w2-combination hole), so that one side of the coupling hole 125 is opened toward the outside of the mask 2.
  • the second side wall 122 has a pair of cut edges 122a and 122b divided in the width direction (see arrow W direction) by the cutout portion 126, and the pair of cut edges 122a and 122b is used. ),
  • the snap piece 110 can be easily opened or pinched as the snap piece 110 is inserted into or separated from the coupling hole 125.
  • the width W1 of the cutout 126 is smaller than the width W2 of the coupling hole 125, whereby the snap piece 110 may be inserted into the coupling hole 125.
  • the insertion can be made more smoothly and smoothly, when the snap piece 110 is coupled to the coupling hole 125, the coupled state can be maintained very firmly and stably.
  • the second side wall 122 of the elastic holder 120 is a support structure for supporting the state in which the snap piece 110 is held in a stable state
  • the second side wall 122 is formed of the snap piece 110.
  • the thickness is made enough to support the bonding force.
  • the second side wall 122 may have a thickness of about 3 to 4 mm to stably support the coupled state of the snap piece 110.
  • the thickness t2 of the second side wall 122 is within a range of 1/2 to 1/3 of the thickness t1 of the snap piece 110, thereby providing a snap piece through the rigidity according to the thickness t2.
  • the coupled state of the 110 may be supported more stably.
  • the second side wall 122 may be formed to a thickness t2 that is thinner than the thickness t1 of the snap piece 110.
  • the snap piece 110 may be easily coupled to the coupling hole 125 of the elastic holder 120.
  • the cutting edges 122a and 122b adjacent to the cutout part 126 are easily twisted by twisting the snap piece 110 toward the cutout part 126.
  • the separation of the snap piece 110 is made very easy.
  • the snap projection 115 of the snap piece 110 to the opening opening of the coupling hole 125 Passing through the 125a to insert the snap piece 110 along the longitudinal direction of the coupling hole (125).
  • the snap protrusion 115 is inserted into the coupling hole 125 very smoothly by the inclined surface 115a while the snap protrusion 115 is inserted into the coupling hole 125.
  • the cutting pieces 122a and 122b of the snap piece 110 can be easily opened to the outside by the cutout 126 of the elastic holder 120, the expansion of the coupling hole 120 of the elastic holder 120 is extended. This insertion can be made more smoothly and easily.
  • the snap protrusion 115 protrudes through the withdrawal opening 125b of the coupling hole 125.
  • the locking jaw 115b of the snap protrusion 115 is engaged with the rear surface 120b of the elastic holder 120.
  • the jaw 115b of the snap protrusion 115 blocks the cutting edges 122a and 122b of the elastic holder 120 to stably stabilize the state where the snap piece 110 is coupled to the coupling hole 125. I can keep it.
  • the snap piece 110 coupled to the coupling hole 125 of the elastic holder 120 is twisted toward the cutout 126 (rotation).
  • the cutting edges 122a and 122b adjacent to the cutting portion 126 open outwardly, the snap piece 110 may be easily separated from the coupling hole 125.
  • 5 to 7 are views illustrating an outer lens mounting mechanism 100 for a gas mask according to another embodiment of the present invention.
  • a plurality of coupling holes 125 are formed to be partitioned by the partition wall 128 in the elastic holder 120 and corresponding to each coupling hole 125.
  • a plurality of cutouts 126 are formed separately on the sidewall 122.
  • the plurality of snap pieces 110 are formed to correspond to the number of coupling holes 125.
  • the plurality of snap pieces 110 may be individually inserted into and coupled to the plurality of coupling holes 125, thereby increasing the coupling force.
  • the partition wall 128 is the snap piece 110 is caught on the rear surface (120b) when the snap piece 110 is inserted into the coupling hole 125 and is caught by the rear surface (120b) of the elastic holder 120 is coupled. ),
  • the width W3 is formed to be slightly narrower or substantially the same as the division interval W4 between the snap pieces 110 to sufficiently support). Therefore, since the partition wall 128 is secured by the width W3, the partition wall 128 may sufficiently support the snap piece 110 fastened to the rear surface 120b to prevent detachment.
  • the plurality of snap pieces 110 individually coupled to the plurality of coupling holes 125 are in a state in which elastic force is applied in the width direction by the elastic force of the elastic holder 120, the coupling force may be more reliably reinforced. have.
  • the partition wall 128 described above should be formed with a width W3 of approximately 0.85 times to 0.98 times with respect to the gap W4 between the snap pieces 110 to secure sufficient stiffness. It is impossible to secure the stiffness, and if it is more than 0.98 times, the stiffness stronger than the desired stiffness can be secured, but the material cost is unnecessary. Therefore, the partition wall 128 is preferably formed with the width W3 of the above-mentioned ratio. For example, the partition wall 128 is preferably formed with a width W3 of about 4.7 mm to 5.4 mm when the gap W4 between the snap pieces 110 is about 5.5 mm.
  • the partition wall 128 is formed to have a width W3 of about 0.92 times the spacing W4 between the snap pieces 110 to reduce the material cost and secure the rigidity. It was the most efficient.
  • the partition wall 128 is preferably formed with a width W3 of about 5 mm when the gap W4 between the snap pieces 110 is 5.5 mm.

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  • Health & Medical Sciences (AREA)
  • Emergency Management (AREA)
  • Pulmonology (AREA)
  • General Health & Medical Sciences (AREA)
  • Business, Economics & Management (AREA)
  • Zoology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Lenses (AREA)
  • General Physics & Mathematics (AREA)
  • Ophthalmology & Optometry (AREA)
  • Optics & Photonics (AREA)
  • Respiratory Apparatuses And Protective Means (AREA)

Abstract

La présente invention concerne un dispositif de montage d'une lentille externe pour un masque à gaz. La présente invention comprend : une pièce d'encliquetage partant d'une lentille externe ; et un support élastique formé d'une seule pièce sur le bord d'un masque, et comportant un trou de couplage dans lequel la pièce d'encliquetage est insérée et une pluralité de parois latérales autour du trou de couplage, où le trou de couplage est formé pour passer au travers du support élastique, et le support élastique est pourvu d'une partie découpée communiquant avec le trou de couplage. Dans la présente invention, le support élastique est ouvert par la partie coupée.
PCT/KR2015/006108 2014-07-11 2015-06-17 Dispositif de montage de lentille externe pour masque à gaz Ceased WO2016006836A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR20140087617A KR101509612B1 (ko) 2014-07-11 2014-07-11 방독면용 외측렌즈 장착기구
KR10-2014-0087617 2014-07-11

Publications (1)

Publication Number Publication Date
WO2016006836A1 true WO2016006836A1 (fr) 2016-01-14

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Application Number Title Priority Date Filing Date
PCT/KR2015/006108 Ceased WO2016006836A1 (fr) 2014-07-11 2015-06-17 Dispositif de montage de lentille externe pour masque à gaz

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KR (1) KR101509612B1 (fr)
TW (1) TWI559954B (fr)
WO (1) WO2016006836A1 (fr)

Cited By (2)

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US20220105372A1 (en) * 2016-05-26 2022-04-07 C&C Designs Ltd. Scba mask shield
CN114851122A (zh) * 2021-02-05 2022-08-05 广州中国科学院先进技术研究所 一种面罩镜片自动装配机及装配方法

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KR101965969B1 (ko) * 2017-09-21 2019-04-04 윤대웅 흡착필터 및 이에 사용되는 페이스글라스
KR102379972B1 (ko) * 2019-06-28 2022-03-29 (주)경도상사 시야 교체형 전면 마스크

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KR100952332B1 (ko) * 2009-05-29 2010-04-09 주식회사 산청 방독면용 착탈식 보안경
KR20110005467U (ko) * 2009-11-26 2011-06-01 이상탁 플라스틱안경테의 렌즈 및 안경다리 결합구조
KR20140077330A (ko) * 2012-12-14 2014-06-24 황보학 나사 없는 안경테 및 이를 이용한 안경

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20220105372A1 (en) * 2016-05-26 2022-04-07 C&C Designs Ltd. Scba mask shield
US11975222B2 (en) * 2016-05-26 2024-05-07 C&C Designs Ltd. SCBA mask shield
US20240198145A1 (en) * 2016-05-26 2024-06-20 C&C Designs Ltd. SCBA Mask Shield
CN114851122A (zh) * 2021-02-05 2022-08-05 广州中国科学院先进技术研究所 一种面罩镜片自动装配机及装配方法

Also Published As

Publication number Publication date
KR101509612B1 (ko) 2015-04-09
TW201601793A (zh) 2016-01-16
TWI559954B (en) 2016-12-01

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