JP2022018699A - Megaphone with filter - Google Patents

Abstract

To provide a megaphone with a filter that can cut viruses and prevent splashes and saliva from being released to outside even if cheering and encouraging by shouting while putting a mouth on a mouthpiece, when watching various sports such as baseball and soccer.SOLUTION: A megaphone M1 with a filter is equipped with a megaphone 1 and a filter 30 removably housed at the minimum diameter portion near an end of a mouth pad of the megaphone 1 or at an adjacent position thereof. The megaphone 1 is composed of a megaphone body 10 and a mouth pad piece 20 that are separably connected. The filter 30 comprises a mesh case 31 that forms a flat space by stacking a pair of mesh case halves 31A and 31B so as to be openable and closable, and one or more stacked mesh webs 33 that are accommodated replaceably in the flat space of the mesh case 31.SELECTED DRAWING: Figure 1

Description

The present invention relates to a megaphone with a filter.

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 conical-shaped megaphone body extends integrally. The megaphone has its mouth covered with a mouthpiece, and the conical cylinder of the megaphone body spreads to regulate the range of voice spread so that the voice can reach far away.

Jikkenhei 06-037900 Gazette

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 personalized megaphones are prepared. Furthermore, even if it is a personal megaphone, when carrying it to a game, the megaphone is washed or the mouthpiece is disinfected with alcohol.

However, in situations where droplet infectious diseases such as the new coronavirus (Covid-19), SARS, and new influenza are prevalent, vocal support is prohibited in order to prevent the droplets from flying far, let alone use a megaphone. You can't. Even after the epidemic of infectious diseases has ended, the new coronavirus (Covid-19) etc. will not completely disappear, so it is possible that support and encouragement using megaphones will be banned for years to come. ..

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 and cheers and encourages loudly. The purpose is to provide a megaphone with a filter that can prevent the release of droplets and saliva to the outside.

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 used 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.

In order to achieve the above object, the filter-equipped megaphone 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 equipped with a filter.

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 mesh case.

In the megaphone with a filter 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 whose one end is a small diameter opening end having a size corresponding to the small diameter opening end of the mouthpiece and the other end is 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 divisible.

In the megaphone with a filter according to the fourth aspect of the present invention, in addition to the configuration according to the first to third aspects, the megaphone body is made of plastic and the filter is provided at the small diameter opening end.

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.

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.

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.

In the megaphone with a filter 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 the occurrence of a virus.

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.

According to one aspect, it was made to solve such a problem, and even if you put your mouth on the mouthpiece and cheer and encourage when watching various sports such as baseball and soccer, 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.

Furthermore, according to one aspect, when watching various sports such as baseball and soccer, it is possible to disinfect only the mouthpiece with alcohol and store it in a plastic bag together with a filter to keep it clean and carry it before cheering. It is possible to provide a megaphone with a filter that can be assembled into a filter to cut viruses, prevent droplets and saliva from being released to the outside, and can support and encourage loudly by putting the mouth on the mouthpiece.

It is a vertical sectional view of the megaphone with a filter which concerns on this embodiment. It is another example of the vertical sectional view of the megaphone with a filter which concerns on this embodiment. It is another example of the vertical sectional view of the megaphone with a filter which concerns on this embodiment.

Hereinafter, embodiments of the megaphone with a filter according to the present invention will be described with reference to the drawings.

[First Embodiment]
As shown in FIG. 1, the filter-equipped megaphone M1 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 equipped with a filter 30.

Further, the megaphone 1 preferably has a megaphone body 10 and a mouthpiece piece 20 separably connected to each other, 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.

A more detailed configuration will be described below.

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.

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, for example, 5 to 20 mm away from the mouth, and has a shape in which the diameter is gradually increased toward the end on the mouth side.

The main body side connecting portion 11 of the megaphone main body 10 and the mouthpiece piece side connecting portion 2 1 of the mouthpiece piece 20 may be configured to be removable and connectable. The illustration shows an example of the case where 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 expanded, so that the main body-side connecting portion 11 and the piece-side connecting portion 21 are screw-coupled or inserted. It may be a structure that engages when twisted at a certain angle.

The filter 30 is detachably housed in the small diameter opening end of the megaphone body 10. Here, "removable" may be a structure in which a flexible portion is simply inserted in the axial direction and engaged, or in the case of a screw connection, a structure in which the bent portion is inserted and twisted at a certain angle to be engaged, or the like.

The filter 30 includes a mesh case 31 that forms a flat space by stacking a pair of mesh case halves 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.

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 mesh case 31 may have a configuration in which a pair of mesh case halves 31A and 31B are superposed to form a flat space, and the pair of mesh 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.

The mesh web 33 is a single or multiple stacked 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 is made of gauze and /. Alternatively, it may be made of a non-woven fabric.

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 mouth to cheer and encourage. However, it can cut viruses and prevent the release of droplets and saliva to the outside.

Further, in the megaphone M1 with a filter according to the present embodiment, since the megaphone 1 is provided so that the megaphone body 10 and the mouthpiece 20 can be coupled and separated, the mouthpiece 20 and the filter 30 are used when the megaphone 1 is used. The mesh web 33 that has been washed with water and sterilized with alcohol, and has been unused or aseptically 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 cheer and encourage by putting your mouth on the part 20 and making a loud voice.

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 stacks a pair of mesh case halves 31A and 31B so as to be openable and closable to form a flat space, and a flat space of the mesh case 31. Since the mesh web 33 is composed of one or a plurality of stacked mesh webs 33, the cleanliness can be maintained at low cost as many times as necessary by cleaning the mesh web and cleaning the mesh web 33 or replacing the mesh web 33 with an unused product.

[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 of 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.

[Third Embodiment]
As shown in FIG. 3, the filter-equipped megaphone M3 according to this embodiment is not a configuration in which the megaphone 1B is separated into a megaphone main body and a mouthpiece, but is the same as a conventional megaphone. The megaphone M3 with a filter is a filter that is interchangeably housed 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.

The mouthpiece cover 40 has a reverse tapered cylinder 41 having both ends open and closely attached to the inner surface of the mouthpiece 13 of the megaphone 1B, and the reverse tapered cylinder 41 extending toward the large diameter end of the megaphone 1B. 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 of 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 ... Megaphone with filter,
1,1A, 1B ... Megaphone,
10,10A ... Megaphone body,
11 ... Main body side connection part,
12 ... Ring for locking the strap,
20, 20A ... Mouth pad piece,
21 ... Mouth support piece side connecting part,
30 ... filter,
31 ... mesh case,
31A, 31B ... Reticulated case half body,
32 ... Knob,
33 ... Mesh web,
40 ... Mouth pad cover,
41 ... Tapered tube,
42 ... Locking portion 42.

Claims (9)

With a megaphone
A megaphone with a filter, comprising a filter that is detachably housed at a minimum diameter portion near the end of the mouthpiece portion of the megaphone or a position adjacent to the minimum diameter portion. The filter comprises 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 interchangeably accommodated in the flat space of the mesh case. The megaphone with a filter according to claim 1. The megaphone corresponds to a mouthpiece piece in which one end is a small-diameter opening end including the small-diameter opening and the other end is an opening end having a size that covers the mouth, and one end corresponds to the small-diameter opening end of the mouthpiece. 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 or 2, wherein the megaphones are connected to each other in a divisible manner. The megaphone with a filter according to claim 1-3, wherein the megaphone body is made of plastic and the filter is provided at a small diameter opening end. The filter-equipped megaphone according to claim 1-3, wherein the mouthpiece is provided with the filter. It is provided with 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. The filter-equipped megaphone according to claim 1 or 2, wherein the megaphone is characterized by the above. 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 filter-equipped megaphone according to claim 1-6. The mesh web is 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 1-6, which is made of a material having a scattering blocking ability. The filtered megaphone according to claim 1-6, wherein the mesh web is made of gauze and / or a non-woven fabric.

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