CN201726522U - Sound intensifier embedded into face mask - Google Patents
Sound intensifier embedded into face mask Download PDFInfo
- Publication number
- CN201726522U CN201726522U CN2010201612322U CN201020161232U CN201726522U CN 201726522 U CN201726522 U CN 201726522U CN 2010201612322 U CN2010201612322 U CN 2010201612322U CN 201020161232 U CN201020161232 U CN 201020161232U CN 201726522 U CN201726522 U CN 201726522U
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- way traffic
- face shield
- traffic device
- embedded
- sound intensifier
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- Expired - Fee Related
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Abstract
The utility model relates to a sound intensifier embedded into a face mask. The sound intensifier comprises a face mask body and a one-way talker, wherein the one-way talker is arranged on one side edge of the face mask body and positioned at the lower end of the face mask body. The sound intensifier embedded into the face mask has compact and reasonable structural design and small size due to integrated arrangement of a microphone, a loudspeaker, a battery, an indicating lamp and the like and sound and squeal caused by resonance are avoided; due to the adoption of a waterproof loudspeaker, the sound intensifier can adapt to damp and explosion-proof environments; a voice amplification chip has the characteristics of clear and loud voice, no distortion, good dynamic response, wide voice register and the like; and the sound intensifier has the advantages of energy conservation, power saving, long working time and standby time, high stability, simple structure, convenient use and low cost.
Description
Technical field
The utility model relates to a kind of sound intensifier, is specifically related to a kind of sound intensifier that is embedded on the face shield.
Background technology
At present, be provided with the intercom transducer in a kind of gas mask of prior art, by the external intercom of intercom transducer, and then realization and the current function of extraneous intercommunication, but external intercom not only carries inconvenience, and volume is big, and is heavy during action, flexibility is too poor, and power consumption is also bigger simultaneously.It all is the employing hand control switch that intercom receives and send signal, increased the burden of user's both hands, and the intercom interference free performance is relatively poor, is easy to cause and the extraneous communication barrier, causes misinformation, wrong biography etc., loses time very much when promptly rescuing.
A kind of fire hat of prior art, mainly form by helmet body, protective mask, buffer strip, be provided with battery in the helmet body, the helmet body is provided with headset, intercom integrated circuit piece is in the left ear or the right ear side of helmet body, the receiver of headset is near intercom integrated circuit piece, and the telephone transmitter of headset is in the front side.The fire hat of the prior art need use with communication box inserting on the lifesaving safety rope, uses inconvenience, and stand-by time and operating time are shorter, are unsuitable for long-time continuous firing.
In view of the above problems, the utility model discloses a kind of sound intensifier that is embedded on the face shield.It has technical characterictic as mentioned below, to solve existing problem.
The utility model content
The purpose of this utility model provides a kind of sound intensifier that is embedded on the face shield, it combines communication and face shield, more convenient and quicker during use, and more accurate with the information of external world's transmission, do not need to repeat to transmit, saved the time of transmitting voice widely.
The sound intensifier that the utility model is embedded on the face shield is achieved through the following technical solutions: a kind of sound intensifier that is embedded on the face shield comprises face shield body and an one-way traffic device; Described one-way traffic device is arranged on a side of face shield body, is positioned at the lower end of face shield body.
The above-mentioned sound intensifier that is embedded on the face shield wherein, also comprises another one one-way traffic device; Described another one-way traffic device is arranged on another side of face shield body.
The above-mentioned sound intensifier that is embedded on the face shield, wherein, the both sides of described face shield body are respectively equipped with two communication jockeys, and described each one-way traffic device is fixedlyed connected with the face shield body by two communication jockeys.
The above-mentioned sound intensifier that is embedded on the face shield, wherein, described one-way traffic device comprises one-way traffic device housing and one-way traffic device circuit; Described one-way traffic device circuit is arranged in the one-way traffic device housing.
The above-mentioned sound intensifier that is embedded on the face shield, wherein, described one-way traffic device circuit comprises that power supply, loud speaker, microphone, switch, indicator light, voice amplify chip and charger; Described power supply, loud speaker, microphone, switch, indicator light and voice amplify chip and are connected in series successively; Described charger is connected with power supply.
The above-mentioned sound intensifier that is embedded on the face shield, wherein, described one-way traffic device housing is the T type, described power supply is arranged on an end of one-way traffic device housing, described loud speaker is arranged on the other end of one-way traffic device housing, and described switch and indicator light are arranged on the outside of one-way traffic device housing by lead.
The above-mentioned sound intensifier that is embedded on the face shield, wherein, described power supply is a battery.
The above-mentioned sound intensifier that is embedded on the face shield, wherein, described switch is with protecting cover push-button switch.
The utility model is embedded in the sound intensifier on the face shield owing to adopted such scheme, makes it compared with prior art, has following advantage and good effect:
1, the utility model is embedded in sound intensifier on the face shield because with integrated arrangement such as microphone, loud speaker, battery, indicator lights, structural design compactness, rationally, and volume is little, has avoided the noise that brings because of resonance and utters long and high-pitched sounds.
2, the utility model is embedded in the sound intensifier on the face shield owing to adopted the loud speaker of waterproof, can be applicable in humidity, the explosion-proof environment; Voice amplify chip and have lamprophonia, loud and clear, undistorted, characteristics such as dynamic response is good, range broadness.
3, the sound intensifier energy saving, operating time and the stand-by time that are embedded on the face shield of the utility model is long, and stability is high, and simple in structure, easy to use, cost is low.
Below; to be described further by specific embodiment; yet embodiment only is giving an example of the optional execution mode of the utility model, and its disclosed feature only is used for explanation and sets forth the technical solution of the utility model, and is not used in qualification protection range of the present utility model.
Description of drawings
In order better to understand the utility model, the accompanying drawing for your guidance that can quote with reference to this specification, in the accompanying drawing:
Fig. 1 is the front view that the utility model is embedded in the sound intensifier on the face shield.
Fig. 2 is the stereogram that the utility model is embedded in the sound intensifier on the face shield.
Fig. 3 is the structural representation that the utility model is embedded in the one-way traffic device of the sound intensifier on the face shield.
Fig. 4 is the circuit theory diagrams that the utility model is embedded in the one-way traffic device of the sound intensifier on the face shield.
Embodiment
According to claim of the present utility model and the disclosed content of utility model content, the technical solution of the utility model is specific as follows described.
See also shown in the accompanying drawing 1, and in conjunction with the accompanying drawings shown in 2, a kind of sound intensifier that is embedded on the face shield comprises face shield body 1 and an one-way traffic device 2; This one-way traffic device 2 is arranged on a side of face shield body 1, be positioned at the lower end of face shield body 1, also comprise another one-way traffic device (not shown), this one-way traffic device can be arranged on the opposite side of face shield body 1, two one-way traffic devices 2 can be installed simultaneously, also one of them can only be installed.
Behind the cover body 1, one-way traffic device 2 is positioned at the mouth side just above the band, and sound can directly spread out of by one-way traffic device 2; As shown in accompanying drawing 1, on the communication jockey 11 in the left side of face shield body 1, one-way traffic device 2 is installed, then keep and isolate from outer air on the right by vibrating diaphragm 12; After two one-way traffic devices 2 are installed, sound transmission farther, third dimension is stronger, and wrong biography rate is also corresponding lower.The both sides of face shield body 1 are respectively equipped with two communication jockeys 11, and each one-way traffic device 2 is fixedlyed connected with face shield body 1 by communication jockey 11, can converse with the external world by this one-way traffic device 2.
See also shown in the accompanying drawing 3, and in conjunction with the accompanying drawings shown in 4, one-way traffic device 2 comprises one-way traffic device housing 21 and one-way traffic device circuit 22; One-way traffic device circuit 22 is arranged in the one-way traffic device housing 21.One-way traffic device housing 21 is the T type, and power supply 221 is arranged on an end of one-way traffic device housing 21, and loud speaker 222 is arranged on the other end of one-way traffic device housing 21, and switch 224 and indicator light 225 are arranged on the outside of one-way traffic device housing 21 by lead.
See also shown in the accompanying drawing 4, one-way traffic device circuit 22 comprises that power supply 221, loud speaker 222, microphone 223, switch 224, indicator light 225, voice amplify chip 226 and charger (not shown); Power supply 221 is connected with the positive pole of loud speaker 222, the positive pole of the negative pole of loud speaker 222 and microphone 223, the negative pole of microphone 223 is connected with an end of switch 224, the positive pole of the other end of switch 224 and indicator light 225 connects, the negative pole of indicator light 225 is connected with the input that voice amplify chip 226, and the output that voice amplify chip 226 is connected with the negative pole of power supply 221.
Charger is connected with power supply 221, is power supply 221 chargings, and the specified AC power of charger is 220V/50Hz, and the charging interval greatly in 2 hours, guarantee that power supply 221 can continue the work more than 5 hours.Wherein, power supply can adopt high molecular polymer battery: 3.7V500mAh; Loud speaker 222 can adopt the loud speaker of whole tone waterproof, internal resistance is approximately 8 ohm, can guarantee that loud speaker 222 can work under the environment of humidity, and can not make sound detonieren, distortion etc., guarantee the accuracy of transmission sound, and advanced voice amplify sound that chip 226 amplifies clearly easily distinguish, loud and clear, range is broad; Switch 224 can adopt with protecting cover push-button switch, and with protecting cover push-button switch can be guaranteed the sealing between switch 224 and the one-way traffic device housing 21, and can liberate the workload of user's both hands, and is easily laborsaving during use; Power during 22 work of this one-way traffic device circuit is more than or equal to 1.5 watts, during standby quiescent current smaller or equal to 2mA, energy saving.
The operation principle that the utility model is embedded in the sound intensifier on the face shield is before the use, to utilize charger that power supply is full of; During use, only need press switch 224, connect one-way traffic device circuit 22, at this moment, indicator light 225 is luminous, and expression one-way traffic device circuit 22 normally can use, and sound can spread out of by one-way traffic device 2; After using end, off switch 224, indicator light 225 extinguishes, and at this moment, one-way traffic device 2 normally cuts out.
In sum, the utility model is embedded in sound intensifier on the face shield because with integrated arrangement such as microphone, loud speaker, battery, indicator lights, structural design compactness, rationally, and volume is little, has avoided the noise that brings because of resonance and utters long and high-pitched sounds; The utility model has been owing to adopted the loud speaker of waterproof, can be applicable in humidity, the explosion-proof environment; Voice amplify chip and have lamprophonia, loud and clear, undistorted, characteristics such as dynamic response is good, range broadness; The utility model energy saving, operating time and stand-by time are long, and stability is high, and simple in structure, easy to use, cost is low.
Foregoing is enumerating of the utility model specific embodiment of being embedded in the sound intensifier on the face shield, for the wherein not equipment of detailed description and structure, should be understood to take existing common apparatus in this area and universal method to be implemented.
Claims (8)
1. a sound intensifier that is embedded on the face shield is characterized in that, comprises a face shield body (1) and an one-way traffic device (2); Described one-way traffic device (2) is arranged on a side of face shield body (1), is positioned at the lower end of face shield body (1).
2. the sound intensifier that is embedded on the face shield according to claim 1 is characterized in that: also comprise another one one-way traffic device; Described another one-way traffic device is arranged on another side of face shield body (1).
3. the sound intensifier that is embedded on the face shield according to claim 2, it is characterized in that: the both sides of described face shield body (1) are respectively equipped with two communication jockeys (11), and described each one-way traffic device (2) is fixedlyed connected with face shield body (1) by two communication jockeys (11).
4. the sound intensifier that is embedded on the face shield according to claim 1 is characterized in that: described one-way traffic device (2) comprises one-way traffic device housing (21) and one-way traffic device circuit (22); Described one-way traffic device circuit (22) is arranged in the one-way traffic device housing (21).
5. the sound intensifier that is embedded on the face shield according to claim 4 is characterized in that: described one-way traffic device circuit (22) comprises that power supply (221), loud speaker (222), microphone (223), switch (224), indicator light (225), voice amplify chip (226) and charger; Described power supply (221), loud speaker (222), microphone (223), switch (224), indicator light (225) and voice amplify chip (226) and are connected in series successively; Described charger is connected with power supply (221).
6. the sound intensifier that is embedded on the face shield according to claim 5, it is characterized in that: described one-way traffic device housing (21) is the T type, described power supply (221) is arranged on an end of one-way traffic device housing (21), described loud speaker (222) is arranged on the other end of one-way traffic device housing (21), and described switch (224) and indicator light (225) are arranged on the outside of one-way traffic device housing (21) by lead.
7. the sound intensifier that is embedded on the face shield according to claim 5 is characterized in that: described power supply (221) is a battery.
8. the sound intensifier that is embedded on the face shield according to claim 5 is characterized in that: described switch (224) is with protecting cover push-button switch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201612322U CN201726522U (en) | 2010-04-16 | 2010-04-16 | Sound intensifier embedded into face mask |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201612322U CN201726522U (en) | 2010-04-16 | 2010-04-16 | Sound intensifier embedded into face mask |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201726522U true CN201726522U (en) | 2011-01-26 |
Family
ID=43494883
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010201612322U Expired - Fee Related CN201726522U (en) | 2010-04-16 | 2010-04-16 | Sound intensifier embedded into face mask |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201726522U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112402823A (en) * | 2020-10-19 | 2021-02-26 | 北京安达维尔航空设备有限公司 | Novel oxygen supply mask |
-
2010
- 2010-04-16 CN CN2010201612322U patent/CN201726522U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112402823A (en) * | 2020-10-19 | 2021-02-26 | 北京安达维尔航空设备有限公司 | Novel oxygen supply mask |
| CN112402823B (en) * | 2020-10-19 | 2021-08-17 | 北京安达维尔航空设备有限公司 | Oxygen supply mask |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110126 Termination date: 20130416 |