JPS6041981Y2 - Face piece voice plate-exhaust valve coupling device - Google Patents
Face piece voice plate-exhaust valve coupling deviceInfo
- Publication number
- JPS6041981Y2 JPS6041981Y2 JP11618082U JP11618082U JPS6041981Y2 JP S6041981 Y2 JPS6041981 Y2 JP S6041981Y2 JP 11618082 U JP11618082 U JP 11618082U JP 11618082 U JP11618082 U JP 11618082U JP S6041981 Y2 JPS6041981 Y2 JP S6041981Y2
- Authority
- JP
- Japan
- Prior art keywords
- valve
- coupling device
- voice transmission
- transmission plate
- exhaust valve
- 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.)
- Expired
Links
- 230000008878 coupling Effects 0.000 title claims description 9
- 238000010168 coupling process Methods 0.000 title claims description 9
- 238000005859 coupling reaction Methods 0.000 title claims description 9
- 230000005540 biological transmission Effects 0.000 claims description 23
- 238000009423 ventilation Methods 0.000 claims description 4
- 239000000428 dust Substances 0.000 claims 1
- 230000000694 effects Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
Landscapes
- Respiratory Apparatuses And Protective Means (AREA)
Description
【考案の詳細な説明】
本考案は全面面体及び半面面体に装着し、面体装着間の
音声伝達を円滑に行うためスピーキングダイヤフラム即
ち伝声板と排気弁とを一体に組合せた結合装置に関連す
る。[Detailed description of the invention] The present invention relates to a coupling device that is attached to a full-face facepiece and a half-facepiece and combines a speaking diaphragm, that is, a voice transmission plate, and an exhaust valve in order to smoothly transmit sound between the facepieces attached. .
従来の伝声装置を有する全面面体では伝声板と排気弁と
が別々に面体に取付けられていたので、スペース上半面
面体に伝声板を組込むことがきす、半面面体装着者間の
会話が円滑に行われない欠点があった。In conventional full face masks with voice transmission devices, the voice transmission plate and exhaust valve were attached to the face piece separately, so it is convenient to incorporate the voice transmission plate into the upper half face mask in the space, and conversations between the half face mask wearers are facilitated. There was a drawback that it was not carried out smoothly.
第１図の分解図で示す従来型の伝声装置では、面体１の
開口部に保持リング３′の後部がクランプ２′で固定さ
れると共に、伝声板４′を介して吸気弁付ハウジング５
′が保持リング３′にねじ連結される。In the conventional voice transmission device shown in the exploded view in FIG. 5
' is threadedly connected to the retaining ring 3'.
面体１′の前面で保持リング３′と吸気弁付ハウジング
５′との間に設けられた伝声板４′は面体装着者の音声
で振動する。A voice transmission plate 4' provided between the retaining ring 3' and the intake valve housing 5' on the front surface of the face piece 1' vibrates with the voice of the person wearing the face piece.
上記ハウジングにはその前面の一部に設けられた吸気弁
孔６びから空気通路７′を経て吸気が導入され、残余の
ハウジング前面部分は音声通路として開放されている。Intake air is introduced into the housing through an air passage 7' through an intake valve hole 6 and an air passage 7' provided in a part of the front face of the housing, and the remaining front part of the housing is open as an audio passage.
なお吸気弁孔６′から前方にはアダプター（図面省略）
により吸気管又はフィルター等へ連結が可能である。There is an adapter (not shown) in front of the intake valve hole 6'.
It can be connected to an intake pipe or filter.
別に面体１′の下面には排気弁シート２″、排気弁３″
及び排気弁カバー４″が設けられる。Separately, on the bottom surface of the face piece 1', there is an exhaust valve seat 2'' and an exhaust valve 3''.
and an exhaust valve cover 4''.
上記構成を有する従来型伝声装置では、面体装着者の音
声エネルギーは面体前面の伝声板４″と面体下面の排気
弁３″との２方向に分かれて伝えられるから伝声板を振
動させるエネルギーは小さく伝声効果が低下する。In the conventional voice transmission device having the above configuration, the voice energy of the person wearing the mask is transmitted in two directions: to the voice transmission plate 4'' on the front of the facepiece and to the exhaust valve 3'' on the bottom surface of the mask, causing the voice plate to vibrate. The energy is small and the transmission effect is reduced.
本考案の面体用伝声装置は、上記欠点を解決するため伝
声板と排気弁とを一体に結合した構造を有するもので、
面前内の限定された空間内にコンパクトに取付けられ、
かつ面体装着間の音声伝達を良好に行われるものである
。The voice transmission device for a facepiece of the present invention has a structure in which a voice transmission plate and an exhaust valve are integrally combined in order to solve the above-mentioned drawbacks,
Can be installed compactly in a limited space in front of the screen,
In addition, sound transmission between the facepieces worn can be performed well.
本考案の一目的は、組立が容易かつ迅速に行うことがで
きかつ面体に対しコンパクトに取付けられる伝声板−排
気弁結合装置を提供することを目的とする。One object of the present invention is to provide a voice plate-exhaust valve coupling device that can be assembled easily and quickly, and can be compactly attached to a facepiece.
本考案装置の構成は第２図の分解図に示される。The configuration of the device of the present invention is shown in the exploded view of FIG.
なお面体の吸気装置は仮想線９により略示した図示のよ
うに本考案装置は、面体の前面開口部に気密嵌合で装着
されるフランジＩＣを有する環状体１と、この環状体１
に通気連結される中心孔２ａを有する中央突出部６及び
複数の通気孔７が設けられかつ該中央突出部６に固着さ
れたフランジ部８からなる弁保持器２と、フランジ部８
の背面８ｂに接触して配置される排気用フラッパー弁３
と、上記フランジ部８の前面８ａに設けられた伝声板４
と、上記弁保持器２との間に伝声板４を挾持するカバー
５とを有する。The air intake device of the facepiece is schematically indicated by a phantom line 9. As shown in the figure, the device of the present invention includes an annular body 1 having a flange IC that is attached to the front opening of the facepiece in an airtight manner, and this annular body 1.
A valve retainer 2 includes a central protruding part 6 having a central hole 2a connected to the central protruding part 6 for ventilation, and a flange part 8 provided with a plurality of ventilation holes 7 and fixed to the central protruding part 6;
An exhaust flapper valve 3 disposed in contact with the back surface 8b of the
and a voice transmission plate 4 provided on the front surface 8a of the flange portion 8.
and a cover 5 that holds the voice transmission plate 4 between the valve holder 2 and the valve holder 2.
環状体１には、円筒部１ｄの前部にねじ部１ｂが設けら
れると共に、弁保持器２の中央突出部６にはねじ部６ａ
が設けられる。The annular body 1 is provided with a threaded portion 1b at the front of the cylindrical portion 1d, and the central protrusion 6 of the valve retainer 2 is provided with a threaded portion 6a.
will be provided.
ねじ部１ｂは内ねじでありねじ部６ａは外ねじである。The threaded portion 1b is an internal thread, and the threaded portion 6a is an external thread.
これらのねじ部１ａとねじ部６ａは相対的回転によりね
じ連結される。These threaded portions 1a and 6a are screwed together by relative rotation.
連結の際環状体１の前端１ａは、中央突出部６に設けら
れた環状ストッパー６ｂに当接して相対回転が阻止され
ると共に多生強制的に相対回転して強固なねじ連結をう
ろことができる。During the connection, the front end 1a of the annular body 1 comes into contact with the annular stopper 6b provided on the central protrusion 6, preventing relative rotation, and also prevents the relative rotation from being forcibly rotated to ensure a strong threaded connection. can.
組立の際は、フラッパー弁３をフランジ部８の背面８ｂ
に当接するように中央突出部間に装着し、フラッパー弁
３の内側環状溝３ｂを上記環状ストッパー６ｂに嵌合さ
せる。When assembling, attach the flapper valve 3 to the back surface 8b of the flange portion 8.
The inner annular groove 3b of the flapper valve 3 is fitted into the annular stopper 6b.
その後、環状体１の内ねじ部１ｂを中央突出部６の外ね
じ部６ａに連結する。Thereafter, the internal threaded portion 1b of the annular body 1 is connected to the external threaded portion 6a of the central protrusion 6.
これらの内ねじ部１ｂと外ねじ部６ａには逆に外ねじと
内ねじを形成してもよい。The internal threaded portion 1b and the external threaded portion 6a may be formed with an external thread and an internal thread.
カバー５は伝声板４を介して弁保持器２にねじ連結され
る。The cover 5 is screwed to the valve holder 2 via the voice plate 4.
即ち、カバー５の内ねじ５ｃは、弁保持器２のフランジ
部８の外周に設けられた外ねじ８ｃと連結される。That is, the internal thread 5c of the cover 5 is connected to the external thread 8c provided on the outer periphery of the flange portion 8 of the valve holder 2.
従って伝声板４は、カバー５の内部フランジ５ａの内面
５ｂに密着される。Therefore, the sound transmission plate 4 is tightly attached to the inner surface 5b of the internal flange 5a of the cover 5.
上述の通り本考案による装着では、製造時及びフラッパ
ー弁３の交換時には、フラッパー弁３を多少とも損失せ
ずに容易かつ迅速に組立てを行うことでかできる。As described above, with the installation according to the present invention, the flapper valve 3 can be assembled easily and quickly during manufacturing and when replacing the flapper valve 3 without any loss of the flapper valve 3.
上記ねじ部１ｂと６ａとの連結部は、組立後はフラッパ
ー弁３の延長部３ａで包囲又は被覆されるので、この連
結部での気密性が一層向上する。Since the connecting portion between the threaded portions 1b and 6a is surrounded or covered by the extension portion 3a of the flapper valve 3 after assembly, the airtightness at this connecting portion is further improved.
上記装着を使用するとき、面体装着者の発生音波は、フ
ランジ付環状体１及び弁保持器２の中央突出部６内を直
進して伝声板４を振動させるので有効な音波エネルギー
伝達が行われる。When using the above-described attachment, the sound waves generated by the person wearing the facepiece travel straight through the central protrusion 6 of the flanged annular body 1 and the valve retainer 2 and vibrate the voice plate 4, so that effective sound wave energy transmission is achieved. be exposed.
排気は伝声板４に衝突後反転し、弁保持器２の通気孔７
を通り弁保持器２の背面に流入し、薄肉の排気用フラッ
パー弁３から排出される。After colliding with the voice plate 4, the exhaust gas reverses and enters the vent hole 7 of the valve holder 2.
It flows into the back side of the valve holder 2 through the valve holder 2 and is discharged from the thin-walled exhaust flapper valve 3.
本考案の装置は上記のように極めて簡単な構造であるか
ら実施例で説明した半面面体に限定されず全面面体を含
む種々のマスクにも装着可能な融通性を有し、面体装着
者間で明瞭な会話が行われる利点を有する。As the device of the present invention has an extremely simple structure as described above, it has the flexibility to be attached to various types of masks, including not only the half-mask mask explained in the embodiment but also a full-face mask, and is widely used among mask wearers. It has the advantage of clear conversation.
第１図は従来の一型式の伝声装置を有する全面面体の構
成を示す分解斜視図である。
第２図は本考案の面体の伝声板−排気弁結合装置の分解
図である。
１・・・・・・環状体、２・・・・・・弁保持器、３・
・・・・・フラッパー弁、４・・・・・・伝声板、５・
・・・・・カバー、６・・・・・・中央突出部、７・・
・・・・通気孔、８・・・・・・フランジ部。FIG. 1 is an exploded perspective view showing the structure of a full-face surface body having a conventional type of voice transmission device. FIG. 2 is an exploded view of the facepiece voice plate-exhaust valve coupling device of the present invention. 1...Annular body, 2...Valve retainer, 3.
... Flapper valve, 4... Voice board, 5.
...Cover, 6...Central protrusion, 7...
...Vent hole, 8...Flange part.
Claims (4)
気密嵌合で装着されるフランジ１Ｃを有する環状体１と
、該環状体１に通気連結される中心孔２ａを有する中央
突出部６及び複数の通気孔７が設けられかつ該中央突出
部６に固着されたフランジ部８からなる弁保持器２と、
該フランジ部８の背面８ｂに接触して配置される排気用
フラッパー弁３と、上記フランジ部８の前面８ａに設け
られた伝声板４と、上記弁保持器２その間に該伝声板４
を挟持するカバー５とを有する面体の伝声板−排気弁結
合装置において、上記環状体１には、円筒部１ｄの前部
にねじ部１ｂが設けられると共に、上記弁保持器２の中
央突出部６にねじ部６ａが設けられ、該ねじ部１ｂと６
ａは互いにねじ連結され、その連結部はフラッパー弁３
で包囲されることを特徴とする面体の伝声板−排気弁結
合装置。(1) An annular body 1 having a flange 1C that is attached to the front opening of the facepiece of a dust mask or gas mask in an airtight fit, a central protrusion 6 having a center hole 2a connected to the annular body 1 for ventilation, and a valve holder 2 comprising a flange portion 8 provided with a plurality of ventilation holes 7 and fixed to the central protrusion 6;
An exhaust flapper valve 3 disposed in contact with the back surface 8b of the flange portion 8, a voice transmission plate 4 provided on the front surface 8a of the flange portion 8, and the voice transmission plate 4 between the valve holder 2 and the valve holder 2.
In the face piece voice transmission plate-exhaust valve coupling device having a cover 5 that sandwiches the annular body 1, the annular body 1 is provided with a threaded portion 1b at the front part of the cylindrical portion 1d, and the central protrusion of the valve retainer 2 is A threaded portion 6a is provided in the portion 6, and the threaded portion 1b and 6
a are threadedly connected to each other, and the connecting portion is connected to the flapper valve 3.
1. A facepiece voice transmission plate-exhaust valve coupling device, characterized in that the device is surrounded by a facepiece.
の連結時、中央突出部６に形成した環状ストッパー６ｂ
に当接し、該環状ストッパー６ｂは、上記フラッパー弁
３の内側環状溝３ｂと嵌合する実用新案登録請求の範囲
第１項記載の面体の伝声板−排気弁結合装置。(2) The front end 1a of the annular body 1 has an annular stopper 6b formed in the central protrusion 6 when the threaded parts 1b and 6a are connected.
2. The face piece voice transmission plate-exhaust valve coupling device according to claim 1, wherein the annular stopper 6b is fitted into the inner annular groove 3b of the flapper valve 3.
中央突出部６のねじ部６ａは外ねじである実用新案登録
請求の範囲第１項記載の面体の伝声板−排気弁結合装置
。(3) The threaded portion 1b of the annular body 1 is an internal thread, and the threaded portion 6a of the central protrusion 6 is an external thread.The facepiece voice plate-exhaust valve according to claim 1 of the utility model registration claim. Coupling device.
ー弁３の延長部３ａで包囲される実用新案登録請求の路
囲第１項記載の面体の伝声板−排気弁結合装置。(4) The connecting portion between the threaded portions 1, b and 6a is surrounded by the extension portion 3a of the flapper valve 3. The face piece voice transmission plate-exhaust valve coupling device according to section 1 of the utility model registration claim. .
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11618082U JPS6041981Y2 (en) | 1982-08-02 | 1982-08-02 | Face piece voice plate-exhaust valve coupling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11618082U JPS6041981Y2 (en) | 1982-08-02 | 1982-08-02 | Face piece voice plate-exhaust valve coupling device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5922154U JPS5922154U (en) | 1984-02-10 |
| JPS6041981Y2 true JPS6041981Y2 (en) | 1985-12-21 |
Family
ID=30267920
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11618082U Expired JPS6041981Y2 (en) | 1982-08-02 | 1982-08-02 | Face piece voice plate-exhaust valve coupling device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6041981Y2 (en) |
-
1982
- 1982-08-02 JP JP11618082U patent/JPS6041981Y2/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5922154U (en) | 1984-02-10 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US5572990A (en) | Respiratory mask and microphone mount for use therein | |
| JP3799413B2 (en) | Conversation adapter for use with respiratory masks | |
| TWI628112B (en) | Diving mask fitted with a telecommunications device | |
| US7296568B2 (en) | Respirator module with speech transmission and exhalation valve | |
| CA2435707C (en) | A microphone adaptor for a respirator | |
| KR100914303B1 (en) | A self-sealling aspirator for gas mask | |
| JPS6041981Y2 (en) | Face piece voice plate-exhaust valve coupling device | |
| KR20120000306A (en) | Voice transmission module for gas mask | |
| CN103284357B (en) | Three valve anti-dust respirators | |
| CN110364137A (en) | A kind of sound insulation call mask | |
| EP1614447B1 (en) | Respirator module with speech transmission and exhalation value | |
| GB539933A (en) | Improvements in or relating to respirators | |
| JPS5940050Y2 (en) | breathing mask | |
| CN221513325U (en) | Respiratory protection device with microphone | |
| US12354583B2 (en) | Voice isolation mask apparatus | |
| CN217089707U (en) | Mask with communication function | |
| CN217961041U (en) | Convenient detachable silica gel face guard of taking poison prevention box | |
| CN210202050U (en) | Noise reduction earphone | |
| CN217091822U (en) | Integrated type individual soldier breathing mask with bone conduction microphone | |
| RU47751U1 (en) | VALVE-NEGOTIATING ASSEMBLY OF THE PROTECTIVE MASK | |
| CN223474305U (en) | Quick-buckling half mask with sound transmission function | |
| JP2003019218A (en) | Protective mask | |
| KR940006886Y1 (en) | Dust mask | |
| JP3234311U (en) | Jewelery with a membrane that covers the head. | |
| CN105688350A (en) | Nasal air filter |