JP6868874B1 - Megaphone with filter - Google Patents

Megaphone with filter Download PDF

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JP6868874B1
JP6868874B1 JP2020122003A JP2020122003A JP6868874B1 JP 6868874 B1 JP6868874 B1 JP 6868874B1 JP 2020122003 A JP2020122003 A JP 2020122003A JP 2020122003 A JP2020122003 A JP 2020122003A JP 6868874 B1 JP6868874 B1 JP 6868874B1
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megaphone
filter
mouthpiece
mesh
diameter
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JP2022018699A (en
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直純 松本
直純 松本
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直純 松本
直純 松本
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Priority to PCT/JP2021/017346 priority patent/WO2022014123A1/en
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
    • B01D46/10—Particle separators, e.g. dust precipitators, using filter plates, sheets or pads having plane surfaces
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
    • G10K11/00—Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
    • G10K11/08—Non-electric sound-amplifying devices, e.g. non-electric megaphones

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  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Filtering Of Dispersed Particles In Gases (AREA)
  • Respiratory Apparatuses And Protective Means (AREA)

Abstract

【課題】野球やサッカー等、各種スポーツを観戦に際し、口当て部に口を当てて大声を出して応援・激励してもウイルスカット、飛沫や唾液を外部に放出防止ができるフィルター付きメガフォンを提供すること。【解決手段】フィルター付きメガフォンＭ１は、メガフォン１と、メガフォン１の口当て部端寄りの最小口径部または隣接する位置に取り外し可能に収容されたフィルター３０とを備え、メガフォン１は、メガフォン本体１０と口当てピース２０とを分離可能に連結される構成であり、フィルター３０は、一対の網状ケース半体３１Ａ，３１Ｂを開閉可能に重ねて扁平空間を形成する網状ケース３１と、網状ケース３１の扁平空間に取り換え可能に収容される１枚または複数枚重ねのメッシュウエブ３３とからなる。【選択図】図１PROBLEM TO BE SOLVED: To provide a megaphone with a filter capable of cutting viruses and preventing droplets and saliva from being released to the outside even when cheering and encouraging by putting a mouth on the mouthpiece when watching various sports such as baseball and soccer. To do. SOLUTION: A megaphone M1 with a filter includes a megaphone 1 and a filter 30 removably housed at a minimum diameter portion near the end of a mouthpiece of the megaphone 1 or at an adjacent position, and the megaphone 1 is a megaphone main body 10 And the mouthpiece piece 20 are separably connected to each other, and the filter 30 is formed by stacking a pair of mesh case halves 31A and 31B so as to be openable and closable to form a flat space. It comprises one or more stacked mesh webs 33 that are interchangeably housed in a flat space. [Selection diagram] Fig. 1

Description

本発明は、フィルター付きメガフォンに関する。 The present invention relates to a megaphone with a filter.

野球やサッカー等、各種スポーツを観戦し、応援する際には、応援・激励する声が遠くに届くようにするためにメガフォンが使用される。メガフォンは、截頭円錐筒状のメガフォン本体の最小口径部より逆向きの截頭円錐筒状の口当て部が一体に延在しているプラスチック成形体が一般的なものである。メガフォンは、口当て部に覆われるように口を宛がい、メガフォン本体の円錐筒状に広がりによって声の広がり範囲を規制して声が遠くに届くようになっている。 When watching and cheering for various sports such as baseball and soccer, a megaphone is used to ensure that the cheering and encouraging voices reach far away. The megaphone is generally a plastic molded body in which a conical-shaped mouthpiece extending in the opposite direction from the minimum diameter of the main body of the conical-shaped megaphone is integrally extended. The megaphone is designed so that the mouth is covered with a mouthpiece, and the spread range of the voice is regulated by the conical shape of the megaphone body so that the voice can reach far.

実開平０６−０３７９００号公報Jikkenhei 06-037900

メガフォンを複数人で使用することは衛生的にも極めて悪い。特に、日本人には、古来より穢れ思想があるので、野球やサッカー等各種スポーツの観戦にはメガフォンの貸し借りはなく、個人専用のメガフォンが用意される。さらに、個人専用のメガフォンであっても、観戦に携行する際には、メガフォンを洗浄し、または口当て部がアルコール消毒される。 It is extremely hygienic to use a megaphone with multiple people. In particular, Japanese people have a filthy idea since ancient times, so there is no lending or borrowing of megaphones for watching various sports such as baseball and soccer, and individual megaphones are prepared. Furthermore, even if it is a personal megaphone, when carrying it to the game, the megaphone is washed or the mouthpiece is disinfected with alcohol.

しかしながら、新型コロナウイルス（Ｃｏｖｉｄ−１９）、ＳＡＲＳ、新型インフルエンザ等の飛沫感染病が流行っている状況では、飛沫が遠くに飛ぶのを防止するため、声出し応援が禁止され、まして、メガフォンを使用することはできない。感染病の流行が終息した後でも、新型コロナウイルス（Ｃｏｖｉｄ−１９）等が完全になくなるわけではないから、メガフォンを使用して応援・激励することはこれから何年も禁止されることが考えられる。 However, in situations where droplet infectious diseases such as new coronavirus (Covid-19), SARS, and new influenza are prevalent, vocal support is prohibited in order to prevent droplets from flying far, let alone use megaphones. You can't. Even after the epidemic of infectious diseases has ended, the new coronavirus (Covid-19) etc. will not be completely eliminated, so it is possible that support and encouragement using megaphones will be prohibited for years to come. ..

本発明は、このような課題を解決するためになされたもので、野球やサッカー等、各種ス ポーツを観戦に際し、口当て部に口を当てて大声を出して応援・激励してもウイルスカット、飛沫や唾液を外部に放出防止ができるフィルター付きメガフォンを提供することを目的と する。 The present invention has been made to solve such a problem, and when watching various sports such as baseball and soccer, the virus is cut even if the mouth is put on the mouthpiece to cheer and encourage. The purpose is to provide a megaphone with a filter that can prevent droplets and saliva from being released to the outside.

さらに、本発明は、好ましくは、野球やサッカー等、各種スポーツを観戦に際し、口当て部のみをアルコール消毒してプラスチック製袋に収納して清潔を保って携帯することができ、かつ応援前に組み立ててフィルターによりウイルスカット、飛沫や唾液を外部に放出防止ができ口当て部に口を当てて大声を出して応援・激励することができるフィルター付きメガフォンを提供することを目的とする。 Further, the present invention preferably allows the mouthpiece to be sterilized with alcohol and stored in a plastic bag to be kept clean and carried before cheering when watching various sports such as baseball and soccer. The purpose is to provide a megaphone with a filter that can be assembled and filtered to cut viruses, prevent droplets and saliva from being released to the outside, and put the mouth on the mouthpiece to cheer and encourage loudly.

本発明の第１の態様に係るフィルター付きメガフォンは、上記目的を達成するため、メガフォンと、前記メガフォンの口当て部端寄りの最小口径部または前記最小口径部に隣接する位置に取り外し可能に収容されたフィルターとを備えた構成である。 In order to achieve the above object, the megaphone with a filter according to the first aspect of the present invention is detachably housed in the minimum diameter portion near the end of the mouthpiece of the megaphone or a position adjacent to the minimum diameter portion. It is a configuration including a filter.

本発明の第２の態様に係るフィルター付きメガフォンは、第１の態様に係る構成に加え、前記フィルターが、一対の網状ケース半体を開閉可能に重ねて扁平空間を形成する網状ケースと、前記網状ケースの扁平空間に取り換え可能に収容される１枚または複数枚重ねのメッシュウエブとからなる構成である。 In the megaphone with a filter according to the second aspect of the present invention, in addition to the configuration according to the first aspect, the filter has a network case in which a pair of network case halves can be opened and closed to form a flat space, and the above. It is composed of one or a plurality of stacked mesh webs that are interchangeably housed in the flat space of the net-like case.

本発明の第３の態様に係るフィルター付きメガフォンは、第１または２の態様に係る構 成に加え、前記メガフォンが、一端が前記小径開口部を含む小径開口端でありかつ他端が口 を覆える大きさの開口端である口当てピースと、一端が前記口当てピースの小径開口端に 対応する大きさの小径開口端でありかつ他端が大径開口端であるメガフォン本体とを有し、前記口当てピースの小径開口端と前記メガフォン本体の小径開口端とがそれぞれに設けら れた連結部同士が分割可能に連結する構成である。 In the filter-equipped megaphone according to the third aspect of the present invention, in addition to the configuration according to the first or second aspect, the megaphone has a small-diameter opening end including the small-diameter opening at one end and a mouth at the other end. It has a mouthpiece piece that is an opening end large enough to cover, and a megaphone body that has a small-diameter opening end having a size corresponding to the small-diameter opening end of the mouthpiece and the other end having a large-diameter opening end. However, the small-diameter opening end of the mouthpiece and the small-diameter opening end of the megaphone body are respectively provided to connect the connecting portions so as to be separable.

本発明の第４の態様に係るフィルター付きメガフォンは、第１−３の態様に係る構成に加え、前記メガフォン本体がプラスチック製であり小径開口端に前記フィルターを備えている構成である。 The megaphone with a filter according to the fourth aspect of the present invention has a configuration in which the megaphone body is made of plastic and the filter is provided at a small diameter opening end, in addition to the configuration according to the first to third aspects.

本発明の第５の態様に係るフィルター付きメガフォンは、第１−３の態様に係る構成に加え、前記口当てピースが前記フィルターを備えている構成である。 The filter-equipped megaphone according to the fifth aspect of the present invention has a configuration in which the mouthpiece is provided with the filter in addition to the configuration according to the first to third aspects.

本発明の第６の態様に係るフィルター付きメガフォンは、第１または２の態様に係る構成に加え、前記メガフォンの前記口当て部の内側に重なりかつ前記口当て部の端縁に取り外し可能に被嵌する口当て部カバーと、前記口当て部カバーの奥行に取り外し可能に設けられた前記フィルターを備えている構成である。 In addition to the configuration according to the first or second aspect, the filter-equipped megaphone according to the sixth aspect of the present invention overlaps the inside of the mouthpiece of the megaphone and is removable on the edge of the mouthpiece. It is configured to include a mouthpiece cover to be fitted and the filter provided detachably at the depth of the mouthpiece cover.

本発明の第７の態様に係るフィルター付きメガフォンは、第１−６の態様に係る構成に加え、前記メッシュウエブが、微生物を含む外気からマスクを装着する人を守るために使用される，耐油性なし、ろ過効率９５％以上のろ過性能を持つＮ９５マスク相当のマスク材よりなる構成である。 In the megaphone with a filter according to the seventh aspect of the present invention, in addition to the configuration according to the first to sixth aspects, the mesh web is used to protect the person wearing the mask from the outside air containing microorganisms, and is oil resistant. It is composed of a mask material equivalent to an N95 mask, which has no property and has a filtration performance of 95% or more.

本発明の第８の態様に係るフィルター付きメガフォンは、第１−６の態様に係る構成に加え、前記メッシュウエブが、マスクを装着した人の呼気に含まれる微生物を含む粒子が大気中に拡がるのを防ぐ目的で使用されるサージカルマスク相当のウィルス飛散をブロックする、不織布、メルトブロー不織布または同等のウィルス飛散ブロック能力を有する材料よりなる構成である。 In the filter-equipped megaphone according to the eighth aspect of the present invention, in addition to the configuration according to the first to sixth aspects, the mesh web has particles containing microorganisms contained in the exhaled breath of a person wearing a mask spread in the atmosphere. It is composed of a non-woven fabric, a melt-blown non-woven fabric, or a material having an equivalent virus-scattering blocking ability, which blocks virus scattering equivalent to a surgical mask used for the purpose of preventing virus scattering.

本発明の第９の態様に係るフィルター付きメガフォンは、第１−６の態様に係る構成に加え、前記メッシュウエブが、ガーゼおよび／または不織布よりなる構成である。 The filter-equipped megaphone according to the ninth aspect of the present invention has a structure in which the mesh web is made of gauze and / or a non-woven fabric in addition to the structure according to the first to sixth aspects.

一態様によれば、このような課題を解決するためになされたもので、野球やサッカー等、各種スポーツを観戦に際し、口当て部に口を当てて大声を出して応援・激励してもウイルスカット、飛沫や唾液を外部に放出防止ができるフィルター付きメガフォンを提供することができる。 According to one aspect, it was made to solve such a problem, and when watching various sports such as baseball and soccer, even if the mouth is put on the mouthpiece and cheers and encourages loudly, the virus It is possible to provide a megaphone with a filter that can prevent the release of cuts, droplets and saliva to the outside.

さらに、一態様によれば、野球やサッカー等、各種スポーツを観戦に際し、口当て部のみをアルコール消毒してフィルターとともにプラスチック製袋に収納して清潔を保って携帯することができ、かつ応援前に組み立ててフィルターによりウイルスカット、飛沫や唾液を外部に放出防止ができ口当て部に口を当てて大声を出して応援・激励することができるフィルター付きメガフォンを提供することができる。 Furthermore, according to one aspect, when watching various sports such as baseball and soccer, only the mouthpiece can be sterilized with alcohol and stored in a plastic bag together with a filter to keep it clean and portable, and before cheering. It is possible to provide a megaphone with a filter that can be assembled into a baseball and can prevent viruses from being released to the outside by a filter, and can support and encourage loudly by putting the mouth on the mouthpiece.

本実施の形態に係るフィルター付きメガフォンの縦断面図である。It is a vertical sectional view of the megaphone with a filter which concerns on this embodiment. 本実施の形態に係るフィルター付きメガフォンの縦断面図の他の例である。It is another example of the vertical sectional view of the megaphone with a filter which concerns on this embodiment. 本実施の形態に係るフィルター付きメガフォンの縦断面図の他の例である。It is another example of the vertical sectional view of the megaphone with a filter which concerns on this embodiment.

以下、本発明に係るフィルター付きメガフォンに係る実施の形態について図面を参照して説明する。 Hereinafter, embodiments of the megaphone with a filter according to the present invention will be described with reference to the drawings.

［第１の実施形態］
図１に示すように、この実施の形態に係るフィルター付きメガフォンＭ１は、メガフォン１と、メガフォン１の口当て部端寄りの最小口径部または前記最小口径部に隣接する位置に取り外し可能に収容されたフィルター３０とを備えてなる。 [First Embodiment]
As shown in FIG. 1, the megaphone M1 with a filter according to this embodiment is detachably housed in the megaphone 1 and the minimum diameter portion near the end of the mouthpiece of the megaphone 1 or a position adjacent to the minimum diameter portion. It is provided with a filter 30 and a filter 30.

さらに、メガフォン１は、好ましくはメガフォン本体１０と、口当てピース２０とを分離可能に連結されてなり、メガフォン本体１０はプラスチック成形体であり、口当てピース２ ０はプラスチック成形体またはゴム成形体であり、フィルター３０がメガフォン本体１０ に設けられる場合と口当てピース２０に設けられる場合のいずれであってもよい。 Further, the megaphone 1 preferably has a megaphone body 10 and a mouthpiece piece 20 separably connected, the megaphone body 10 is a plastic molded body, and the mouthpiece piece 20 is a plastic molded body or a rubber molded body. The filter 30 may be provided on the megaphone main body 10 or on the mouthpiece piece 20.

以下更に詳細な構成を説明する。 A more detailed configuration will be described below.

メガフォン本体１０は、一端が小径開口端でありかつ該一端に本体側連結部１１を有し、他端が大径開口端である。メガフォン本体１０には、ネックストラップを係止する一対のストラップ係止用リング部１２を有する。 The megaphone main body 10 has a small-diameter open end at one end, has a main body-side connecting portion 11 at the one end, and has a large-diameter open end at the other end. The megaphone body 10 has a pair of strap locking ring portions 12 for locking the neck strap.

口当てピース２０は、一端がメガフォン本体１０の小径開口端に対応する大きさの小径開口端でありかつ本体側連結部１１に連結する口当てピース側連結部２１を有し、他端が口を覆える大きさの開口端である。口当てピース２０は、口元から例えば５−２０ｍｍ離れる位置に最小口径部を有し、口元側の端部に向かって漸次に拡径している形状である。 The mouthpiece piece 20 has a mouthpiece piece-side connecting portion 21 having a small-diameter opening end having a size corresponding to the small-diameter opening end of the megaphone main body 10 and connecting to the main body-side connecting portion 11, and the other end is a mouth. It is an open end large enough to cover. The mouthpiece piece 20 has a minimum diameter portion at a position separated from the mouth, for example, 5 to 20 mm, and has a shape in which the diameter is gradually increased toward the end on the mouth side.

メガフォン本体１０の本体側連結部１１と口当てピース２０の口当てピース側連結部２ １とは、取り外し可能に連結可能な構成であればよい。図示は、口当てピース２０がゴム成形体である場合の一例を示す。この例では、本体側連結部１１がフランジで構成され、ピース側連結部２１が拡径して本体側連結部１１に被り縮径して嵌着する構造を示している。また図示しないが、口当てピース２０がプラスチック成形体である場合には、ピース側連結部２１が拡径することができないから、本体側連結部１１とピース側連結部２１とがねじ結合や差し込んで一定角度捻ると係合する構造、等であっても良い。 The main body-side connecting portion 11 of the megaphone main body 10 and the mouth-holding piece-side connecting portion 21 of the mouth-holding piece 20 may be configured to be removable and connectable. The illustration shows an example in which the mouthpiece piece 20 is a rubber molded body. In this example, the main body side connecting portion 11 is composed of a flange, and the piece side connecting portion 21 has a structure in which the diameter is expanded to cover the main body side connecting portion 11 and the diameter is reduced to fit. Although not shown, when the mouthpiece piece 20 is a plastic molded body, the diameter of the piece-side connecting portion 21 cannot be increased, so that the main body-side connecting portion 11 and the piece-side connecting portion 21 are screw-coupled or inserted. It may have a structure that engages when twisted at a certain angle.

フィルター３０は、メガフォン本体１０の小径開口端内に取り外し可能に収容される。ここで、取り外し可能とは、単純に軸方向に差し込んで撓み部分が係合する場合や、ねじ結合の場合、差し込んで一定角度捻ると係合する構造、等であってよい。 The filter 30 is detachably housed in the small-diameter open end of the megaphone body 10. Here, the removable means a structure in which the bent portion is engaged by simply inserting in the axial direction, or in the case of a screw connection, a structure in which the bent portion is engaged by inserting and twisting at a certain angle may be used.

フィルター３０は、一対の網状ケース半体３１Ａ，３１Ｂを開閉可能に重ねて扁平空間を形成する網状ケース３１と、網状ケース３１の扁平空間に取り換え可能に収容されるメッシュウエブ３３とからなる。 The filter 30 includes a mesh case 31 that forms a flat space by stacking a pair of mesh case semifields 31A and 31B so as to be openable and closable, and a mesh web 33 that is replaceably housed in the flat space of the mesh case 31.

網状ケース３１について、プレス成形品であるかプラスチック成形品であり、一対の網状ケース半体３１Ａ，３１Ｂが開閉する構成である。図示のものは、一方の網状ケース半体３１Ａが網状底面部と雄ねじを有する円筒部を有する浅い容器形状であり、他方の網状ケース半体３１Ｂが蓋状に設けられかつ中心部につまみ３２を一体に有する。なお、網状ケース３１は、一対の網状ケース半体３１Ａ，３１Ｂが全く同一の形状のものを重ね合わせて扁平空間を形成する構成であってよく、また一対の網状ケース半体３１Ａ，３１Ｂが直径方向の一端がヒンジで連結され、かつ直径方向の他端にたがいに係合する係止部を有し二枚貝のように開閉する構成であってもよい。 The mesh case 31 is a press-molded product or a plastic molded product, and has a configuration in which a pair of mesh case halves 31A and 31B open and close. In the figure, one mesh case half body 31A has a shallow container shape having a mesh bottom portion and a cylindrical portion having a male screw, and the other mesh case half body 31B is provided in a lid shape and has a knob 32 at the center. Have one. The net-like case 31 may have a configuration in which a pair of net-like case halves 31A and 31B have exactly the same shape to form a flat space, and the pair of net-like case halves 31A and 31B have diameters. It may be configured such that one end in the direction is connected by a hinge and the other end in the radial direction has a locking portion that engages with each other and opens and closes like a bivalve.

メッシュウエブ３３は、網状ケース３１が形成する扁平空間に収容される１枚または複 数枚重ねの通気性ウエブであって、周縁がケース内面に隙間なく収容される。メッシュウエ ブ３３は、微生物を含む外気からマスクを装着する人を守るために使用される，耐油性なし、ろ過効率９５％以上のろ過性能を持つＮ９５マスク相当のマスク材よりなるものであるか、または、マスクを装着した人の呼気に含まれる微生物を含む粒子が大気中に拡がるのを 防ぐ目的で使用されるサージカル・マスク相当のマスク材よりなるものであるか、さらには、ガーゼおよび／または不織布よりなるものである、いずれであってもよい。 The mesh web 33 is a one- or multiple-layered breathable web housed in the flat space formed by the mesh case 31, and the peripheral edge thereof is housed in the inner surface of the case without any gap. Is the mesh web 33 made of a mask material equivalent to an N95 mask, which is used to protect the person wearing the mask from the outside air containing microorganisms, has no oil resistance, and has a filtering performance of 95% or more. Or, it is made of a mask material equivalent to a surgical mask used for the purpose of preventing particles containing microorganisms contained in the exhaled breath of the person wearing the mask from spreading into the atmosphere, or further, gauze and /. Alternatively, it may be made of a non-woven fabric.

本実施形態に係るフィルター付きメガフォンＭ１は、メガフォン１とフィルター３０とを備えてなるので、野球やサッカー等、各種スポーツを観戦に際し、口当て部に口を当てて大声を出して応援・激励してもウイルスカット、飛沫や唾液を外部に放出防止ができる。 Since the megaphone M1 with a filter according to the present embodiment is provided with the megaphone 1 and the filter 30, when watching various sports such as baseball and soccer, the mouthpiece is put on the mouthpiece to cheer and encourage. However, it can cut viruses and prevent droplets and saliva from being released to the outside.

さらに、本実施形態に係るフィルター付きメガフォンＭ１は、メガフォン１がメガフォン本体１０と口当て部２０とを結合・分離可能に設けてなるので、メガフォン１の使用に際して、口当て部２０およびフィルター３０の網状ケース３１を水洗いしアルコール消毒し、未使用または無菌処理したメッシュウエブ３３を網状ケース３１に収容してフィルター３０ とし、このフィルター３０を口当て部２０とともにプラスチック製袋に収納し、さらにメガフォン本体１０とともに携帯することができる。そして、メガフォン本体１０については個人専用として用意する必要がなく、さらに、口当て部２０とメガフォン本体１０との間に備えるフィルター３０によりウイルスカット、飛沫や唾液を外部に放出防止ができて口当て部２０に口を当てて大声を出して応援・激励することができる。 Further, in the megaphone M1 with a filter according to the present embodiment, since the megaphone 1 is provided so that the megaphone main body 10 and the mouthpiece 20 can be combined and separated, when the megaphone 1 is used, the mouthpiece 20 and the filter 30 are provided. The mesh web 33 that has been washed with water and sterilized with alcohol, and has been unused or sterile treated is housed in the mesh case 31 to form a filter 30, and the filter 30 is stored in a plastic bag together with the mouthpiece 20 and further, the megaphone body. Can be carried with 10. The megaphone body 10 does not need to be prepared for personal use, and the filter 30 provided between the mouthpiece 20 and the megaphone body 10 can cut viruses and prevent droplets and saliva from being released to the outside. You can put your mouth to the club 20 and cheer and encourage it out loud.

さらに、本実施形態に係るフィルター付きメガフォンＭ１は、フィルター３０が一対の網状ケース半体３１Ａ，３１Ｂを開閉可能に重ねて扁平空間を形成する網状ケース３１と、網状ケース３１の扁平空間に取り換え可能に収容される１枚または複数枚重ねのメッシュウエブ３３とからなるので、網状ケースの洗浄とメッシュウエブ３３の洗浄または未使用品との交換により何度でも低コストで清潔を保つことができる。 Further, the megaphone M1 with a filter according to the present embodiment can be replaced with a mesh case 31 in which a filter 30 forms a flat space by stacking a pair of mesh case halves 31A and 31B so as to be openable and closable, and a flat space of the mesh case 31. Since it is composed of one or a plurality of stacked mesh webs 33 housed in the above, the cleanliness can be maintained at low cost as many times as necessary by cleaning the mesh web and cleaning the mesh webs 33 or replacing them with unused products.

［第２の実施形態］
図２に示すように、この実施の形態に係るフィルター付きメガフォンＭ２は、メガフォン１Ａがメガフォン本体１０Ａと口当て部２０Ａとを結合・分離可能に設けられてなり、さらにフィルター３０が口当て部２０Ａに取り外し可能に設けられてなる。フィルター３０は、第１の実施形態のフィルター３０と同一である。その他の構成は、第１の実施形態と同様であり説明を省略する。また、この実施の形態に係るフィルター付きメガフォンＭ２の効果は第１の実施形態と同様である。 [Second Embodiment]
As shown in FIG. 2, in the megaphone M2 with a filter according to this embodiment, the megaphone 1A is provided so that the megaphone body 10A and the mouthpiece 20A can be coupled and separated, and the filter 30 is further provided with the mouthpiece 20A. It is provided so that it can be removed. The filter 30 is the same as the filter 30 of the first embodiment. Other configurations are the same as those in the first embodiment, and the description thereof will be omitted. Further, the effect of the megaphone M2 with a filter according to this embodiment is the same as that of the first embodiment.

［第３の実施形態］
図３に示すように、この実施の形態に係るフィルター付きメガフォンＭ３は、メガフォン１Ｂがメガフォン本体と口当て部とに分離する構成ではなく、従来のメガフォンと同一である。このフィルター付きメガフォンＭ３は、メガフォン１Ｂの口当て部１３の内面に密着するプラスチック製またはゴム製の口当て部カバー４０と、口当て部カバー４０の奥行に交換可能に収容・係止されるフィルター３０とを有する。 [Third Embodiment]
As shown in FIG. 3, the megaphone M3 with a filter according to this embodiment is the same as a conventional megaphone, not a configuration in which the megaphone 1B is separated into a megaphone main body and a mouthpiece. The megaphone M3 with a filter is a filter that is interchangeably accommodated and locked in a plastic or rubber mouthpiece cover 40 that is in close contact with the inner surface of the mouthpiece 13 of the megaphone 1B and the depth of the mouthpiece cover 40. Has 30 and.

口当て部カバー４０は、両端が開口していてメガフォン１Ｂの口当て部１３の内面に密着する逆向きテーパ筒部４１と、逆向きテーパ筒部４１の大径端寄り延在しメガフォン１ Ｂの口当て部１３に被嵌する係止部４２とを有する。フィルター３０は、第１の実施形態のフィルター３０と同一である。その他の構成は、第１の実施形態と同様であり説明を省略する。また、この実施の形態に係るフィルター付きメガフォンＭ３の効果は第１の実施形態と同様である。 The mouthpiece cover 40 has a reverse taper cylinder 41 having both ends open and is in close contact with the inner surface of the mouthpiece 13 of the megaphone 1B, and the megaphone 1B extending toward the large diameter end of the reverse taper cylinder 41. It has a locking portion 42 that fits into the mouthpiece portion 13. The filter 30 is the same as the filter 30 of the first embodiment. Other configurations are the same as those in the first embodiment, and the description thereof will be omitted. Further, the effect of the megaphone M3 with a filter according to this embodiment is the same as that of the first embodiment.

Ｍ１，Ｍ２，Ｍ３…フィルター付きメガフォン、
１，１Ａ，１Ｂ…メガフォン、
１０，１０Ａ…メガフォン本体、
１１…本体側連結部、
１２…ストラップ係止用リング部、
２０，２０Ａ…口当てピース、
２１…口当てピース側連結部、
３０…フィルター、
３１…網状ケース、
３１Ａ，３１Ｂ…網状ケース半体、
３２…つまみ、
３３…メッシュウエブ、
４０…口当て部カバー、
４１…テーパ筒部、
４２…係止部４２。

M1, M2, M3 ... Megaphone with filter,
1,1A, 1B ... Megaphone,
10,10A ... Megaphone body,
11 ... Main body side connecting part,
12 ... Ring part for locking the strap,
20, 20A ... Mouthpiece,
21 ... Mouthpiece piece side connecting part,
30 ... filter,
31 ... Reticulated case,
31A, 31B ... Reticulated case semifield,
32 ... Knob,
33 ... Mesh web,
40 ... Mouth pad cover,
41 ... Taper tube,
42 ... Locking portion 42.

Claims (8)

メガフォンと、
前記メガフォンの口当て部端寄りの最小口径部または前記最小口径部に隣接する位置に取り外し可能に収容されたフィルターとを備え、
前記フィルターが、一対の網状ケース半体を開閉可能に重ねて扁平空間を形成する網状ケースと、前記網状ケースの扁平空間に取り換え可能に収容される１枚または複数枚重ねのメッシュウエブとからなる
ことを特徴とするフィルター付きメガフォン。 With a megaphone
It is provided with a minimum diameter portion near the end of the mouthpiece of the megaphone or a filter that is detachably housed at a position adjacent to the minimum diameter portion .
The filter is composed of a mesh web in which a pair of mesh case halves can be opened and closed to form a flat space, and one or a plurality of mesh webs that are interchangeably accommodated in the flat space of the mesh case. <br/> A megaphone with a filter that features that. 前記メガフォンが、一端が小径開口部を含む小径開口端でありかつ他端が口を覆える大きさの開口端である口当てピースと、一端が前記口当てピースの小径開口端に対応する大きさの小径開口端でありかつ他端が大径開口端であるメガフォン本体とを有し、前記口当てピースの小径開口端と前記メガフォン本体の小径開口端とがそれぞれに設けられた連結部同士が分割可能に連結する構成である
ことを特徴とする請求項１に記載のフィルター付きメガフォン。 The megaphone is, one end of the mouth against piece has a smaller diameter and an opening end and the opening end of the other end Ooeru mouth sizes including small diameter opening, one end corresponds to the small diameter open end of the port against piece A connecting portion having a megaphone body having a small-diameter opening end of a size and the other end having a large-diameter opening end, and a small-diameter opening end of the mouthpiece and a small-diameter opening end of the megaphone body, respectively. The megaphone with a filter according to claim 1, wherein the megaphones are connected to each other in a divisible manner. 前記メガフォン本体がプラスチック製であり前記小径開口端に前記フィルターを備えていることを特徴とする請求項２に記載のフィルター付きメガフォン。 Filtered MegaFon according to claim 2, wherein the megaphone body is provided with the filter to the small-diameter open end made of plastic. 前記口当てピースは前記フィルターを備えている
ことを特徴とする請求項２に記載のフィルター付きメガフォン。 The filter-equipped megaphone according to claim 2 , wherein the mouthpiece is provided with the filter. 前記メガフォンの前記口当て部の内側に重なりかつ前記口当て部の端縁に取り外し可能に被嵌する口当て部カバーと、前記口当て部カバーの奥行に取り外し可能に設けられた前記フィルターを備えている
ことを特徴とする請求項１に記載のフィルター付きメガフォン。 A mouthpiece cover that overlaps the inside of the mouthpiece of the megaphone and is detachably fitted to the edge of the mouthpiece, and a filter that is detachably provided at the depth of the mouthpiece cover are provided. The megaphone with a filter according to claim 1 , wherein the megaphone is characterized by the above. 前記メッシュウエブが、微生物を含む外気からマスクを装着する人を守るために使用される，耐油性なし、ろ過効率９５％以上のろ過性能を持つＮ９５マスク相当のマスク材よりなる
ことを特徴とする請求項１に記載のフィルター付きメガフォン。 The mesh web is made of a mask material equivalent to an N95 mask, which is used to protect a person wearing a mask from the outside air containing microorganisms, has no oil resistance, and has a filtration performance of 95% or more. The megaphone with a filter according to claim 1. 前記メッシュウエブが、マスクを装着した人の呼気に含まれる微生物を含む粒子が大気中に拡がるのを防ぐ目的で使用されるサージカルマスク相当のウィルス飛散をブロックする、不織布、メルトブロー不織布または同等のウィルス飛散ブロック能力を有する材料よりなる
ことを特徴とする請求項１に記載のフィルター付きメガフォン。 A non-woven fabric, melt-blown non-woven fabric or equivalent virus that blocks virus dispersal equivalent to a surgical mask used for the purpose of preventing particles containing microorganisms contained in the exhaled breath of a person wearing the mask from spreading into the atmosphere. The filter-equipped megaphone according to claim 1 , wherein the megaphone is made of a material having a scattering blocking ability. 前記メッシュウエブが、ガーゼおよび／または不織布よりなる
ことを特徴とする請求項１に記載のフィルター付きメガフォン。
The filter-equipped megaphone according to claim 1 , wherein the mesh web is made of gauze and / or non-woven fabric.
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JP6377940B2 (en) * 2014-04-07 2018-08-22 有限会社まつもと家事介護サービス Voice transmitter, method of manufacturing the same, and voice transmission tool for hearing impaired people using the voice transmitter

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* Cited by examiner, † Cited by third party
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