CN205698945U - Telecommunication equipment and respiratory tract protector - Google Patents

Abstract

The open a kind of telecommunication equipment of the utility model and respiratory tract protector, wherein, a kind of telecommunication equipment, it is positioned at respiratory tract protector expiration portion, including the vent cap, microphone assembly and the connection lid for exhaling that removably connect with respiratory tract protector, the described lid that connects is containing vibrating membrane and the check valve for exhaling for sealing described expiration portion, and described vent cap is connected with described microphone assembly and is pressed on described vibrating membrane.Thus solve existing telecommunication equipment and be integrated in respiratory tract protector, do not changing original respiratory tract protector air-tightness simultaneously, it is difficult to telecommunication equipment is built in the expiration portion near mouth for this structure, the not good problem of sending speech quality.Telecommunication equipment is built in the respiratory tract protector expiration portion near mouth, makes telecommunication equipment closer to mouth, improve sending speech quality.

Description

Telecommunication equipment and respiratory tract protector

Technical field

The utility model relates to protective equipment field, particularly to a kind of telecommunication equipment and respiratory tract protector.

Background technology

Respiratory tract protector is widely used in the fields such as civilian, industrial, aviation, fire-fighting, military affairs and rescue and relief work.Wherein, Respiratory tract protector is to ensure the utensil breathed, and is also the important protector of protection respiratory tract.This type of protector typically takes dual Air tight structure, the exocoel i.e. being formed by mask body, and by respiratory tract protector mouth cover and the expiration portion connecting cap-shaped one-tenth.Outward There is oxygen in chamber or crosses air filtration, enters expiration portion by inlet valve, and mouth cover is placed between connection lid and wearer's mouth, described company Connecing that to cover between vent cap be the ventilation storehouse of one and atmosphere, mouth keeps exhaling unimpeded by ventilation storehouse, and this structure will pendant Wearer's mouth expiration portion and exocoel wrap up dual-seal.In the case of ambient noise is significant, intercepted by this structure, worn Wearer is difficult to well be sent words by the mode of propagandaing directed to communicate, and the respiratory tract protector of integrated telecommunication equipment arises at the historic moment.Existing telecommunication equipment collection When becoming respiratory tract protector, it is difficult to telecommunication equipment is built in the expiration portion near mouth for this structure, sending speech quality is good not.

Utility model content

Main purpose of the present utility model is to propose a kind of telecommunication equipment, by being built in the respiratory tract protector near mouth Expiration portion, makes telecommunication equipment closer to mouth, solves and is not changing original respiratory tract protector air-tightness simultaneously, it is difficult to makes to send words Device closer to mouth, the not good problem of sending speech quality.

For achieving the above object, a kind of telecommunication equipment that the utility model proposes, is positioned at respiratory tract protector expiration portion, including Vent cap, microphone assembly and the connection lid for exhaling removably connecting with respiratory tract protector, described connection lid contains For sealing vibrating membrane and the check valve for exhaling in described expiration portion, described vent cap is connected with described microphone assembly, And described microphone assembly is pressed on described vibrating membrane by described vent cap.

Preferably, described microphone assembly includes warehouse, circuit board PCBA, connecting line and miaow head, and described warehouse is provided with one Opening, described miaow head and described circuit board PCBA electrically connect and are built in described warehouse, and described connecting line is arranged in described warehouse And vent cap.

Preferably, described miaow head is arranged to osteoacusis miaow head, and described microphone assembly is possibly together with the envelope for conducting vibrations Film, described sealer and described miaow head by described circuit board PCBA mediate contact and close described opening.

Preferably, described warehouse is a point chamber structure, and it is described logical that it includes that front Cang Gai and rear Cang Gai, described rear Cang Gai are arranged in Gas lid is threadeded with described front storehouse lid.

Preferably, described front storehouse lid sidewall is provided with bar hole, and described connecting line is arranged in described storehouse by described bar hole Body.

Preferably, described microphone assembly is possibly together with touch controlled key, and described front storehouse lid top wall is provided with through hole, and described touch-control is pressed Push-to is crossed described through hole and is placed in front storehouse and covers, and electrically connects with described circuit board PCBA.

Preferably, described touch controlled key is an elastic recoil part, described elastic recoil part close described through hole and relatively its Pressing activity.

Preferably, described front storehouse lid sidewall is provided with the installing hole that at least three becomes 90 degree of angles, and described rear Cang Gai is by setting Screwed hole on its sidewall is connected with described installing hole.

The utility model also proposes a kind of respiratory tract protector, including mask body and aforesaid telecommunication equipment.

Preferably, described respiratory tract protector is chemical defence mask.

The utility model is by telecommunication equipment is built in the respiratory tract protector expiration portion near mouth, original not changing Respiratory tract protector air-tightness simultaneously, makes telecommunication equipment closer to mouth, improves sending speech quality.

Brief description

In order to be illustrated more clearly that the utility model embodiment or technical scheme of the prior art, below will be to embodiment Or the accompanying drawing of required use is briefly described in description of the prior art, it should be apparent that, the accompanying drawing in describing below is only It is some embodiments of the present utility model, for those of ordinary skill in the art, in the premise not paying creative work Under, other accompanying drawing can also be obtained according to the structure shown in these accompanying drawings.

Fig. 1 is a kind of telecommunication equipment overall structure schematic diagram of the utility model；

Fig. 2 is the utility model one embodiment telecommunication equipment decomposing schematic representation；

Fig. 3 is a kind of breathing mask overall structure schematic diagram of the utility model.

Drawing reference numeral illustrates:

Label	Title	Label	Title	Label	Title
						10	Vent cap	2113	Installing hole	25	Sealer
11	Sets of vias	212	Rear Cang Gai	30	Connect lid
						20	Microphone assembly	2121	Opening	31	Vibrating membrane
21	Warehouse	2122	Screwed hole	32	Check valve
						211	Front Cang Gai	22	Circuit board PCBA	40	Touch controlled key
2111	Bar hole	23	Connecting line	91	Mask body
						2112	Through hole	24	Miaow head	92	Telecommunication equipment

The realization of the utility model purpose, functional characteristics and advantage will in conjunction with the embodiments, are described further referring to the drawings.

Detailed description of the invention

Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of the present utility model, rather than all Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not making creative work premise Lower obtained every other embodiment, broadly falls into the scope of the utility model protection.

It is to be appreciated that if the utility model embodiment relates to directionality instruction (such as upper and lower, left and right, front, After ...), then directionality instruction is only used for explaining relative between each parts under a certain particular pose (as shown in drawings) Position relationship, active situation etc., if this particular pose changes, then directionality instruction also correspondingly changes therewith.

If in addition, the utility model embodiment relates to the description of " first ", " second " etc., then should " first ", " the Two " description etc. is only used for describing purpose, and it is not intended that instruction or imply its relative importance or implicit indicate indication The quantity of the technical characteristic showing.Thus, define " first ", the feature of " second " can be expressed or implicitly include at least one Individual this feature.In addition, the technical scheme between each embodiment can be combined with each other, but must be with ordinary skill Based on personnel are capable of, when technical scheme combination occur conflicting or cannot realize when will be understood that this technical side The combination of case does not exists, also not within the protection domain that the utility model requires.

Respiratory tract protector generally uses at complex condition, and such as the particular surroundings such as fire prevention, explosion-proof, gas defence, chemical defence, this type of is exhaled Inhale the road protector such as all kinds of masks etc. such as gas defence, chemical defence and fire prevention.When wearing protector due to wearer, respiratory system is (such as nasal cavity, mouth Chamber) and vision system carry out airtight protection, therefore generally use communication device (such as intercom) and connect telecommunication equipment and called dress Put and carry out communication.The utility model provides a kind of telecommunication equipment.It shown in seeing figures.1.and.2, is positioned at respiratory tract protector expiration portion, It includes vent cap the 10th, microphone assembly 20 and the connection lid 30 for exhaling removably connecting with respiratory tract protector, should Connect lid 30 containing vibrating membrane 31 and the check valve 32 for exhaling for sealing this expiration portion, this vent cap 10 and this Mike Wind assembly 20 is connected, and described microphone assembly is pressed on described vibrating membrane 31 by described vent cap.

Removably connect herein and refer to, by the mode such as snapping connection and threaded, vent cap 10 is fixed on respiratory tract On protector, snapping connection as used, can being provided with hole clipping at vent cap 10 inwall, vent cap 10 is by being arranged on respiratory tract protector Elastic buckle is fastened on respiratory tract protector, departs from respiratory tract protector by Elastic buckle by compressive strain.Also can be logical by being located at Internal thread on gas lid 10 and be arranged at the external thread bolt connection of respiratory tract protector and fix, and got loose connection by turn screw thread.Can Dismounting connection can have various ways, and those skilled in the art can derive corresponding skill by the utility model embodiment and accompanying drawing Art scheme, does not repeats them here.It is easy to by removably connecting carry out demolition and maintenance or replacing to telecommunication equipment, thus reduce Maintenance difficulties and maintenance cost.

It is provided with the vibrating membrane 31 for sealing expiration portion connecting on lid 30, makes expiration portion and ambient atmosphere be separated by, ensure In expiration portion, gas is not polluted by ambient atmosphere.For realizing sealing function, the vibrating membrane 31 for sealing also has multiple skill herein Art case is alternative, as being arranged to the parts of elastic material for sealing etc..Correspondingly, make extraneous big by arranging check valve Gas unidirectional cannot enter and pollute air in expiration portion, protects respiratory system.Simultaneously, it is considered to be easy to exhale when allow exhalation air Discharging in expiration portion, check valve 32 can be opened to make expiration portion gas unidirectional arrange outwardly air in folding.The setting of check valve 32 Form can be movable sealing ring or pinball structure parts, and when exhaled gas assembles formation malleation in expiration portion, pressure drives Make check valve 32 open, the gas in expiration portion is discharged.In sum, connect lid 30 be connected to expiration portion and make expiration portion shape Become the state sealing of having ready conditions.

Wanting to connect ambient atmosphere in view of expiration portion and realizing sealing with good conditionsi, vent cap 10 is provided with for connecting big The sets of vias 11 of gas plays ventilation effect.On this basis, vent cap 10 is connected with microphone assembly 20 and is pressed on and shakes On dynamic film 31, the mode being connected depends on different planforms, such as, for coaxial mounted column expiration portion, microphone Assembly 20 is placed formula by being arranged on the through hole etc. of vent cap 10 or arranges engaging position etc. holding formula mounting means and be connected to ventilation On lid 10, for irregularly shaped expiration portion, take the modes such as elastic movable supports, prevent microphone assembly 20 to be pressed on vibration Owing to arranged in dislocation causes severe interference when on film 31, damaging vibrating membrane 31, vibrating membrane 31 keeps contacting with microphone assembly 20. Vibrating membrane 31 has a sizing and becomes ability, causes and causes when sound conduction to vibrating membrane 31 vibrating membrane 31 to shake, vibrating membrane 31 Sound is sent to by vibrations further by contacting conduction with microphone assembly 20.Owing to vibrating membrane 31 is near wearer's mouth, and Microphone assembly 20 presses close to vibrating membrane 31, thus reduces the aerial propagation path of sound, improves the sound of telecommunication equipment Quality.

Considering to promote further sound quality, in an embodiment, microphone assembly 20 includes warehouse the 21st, circuit board PCBA22, connecting line 23 and miaow head 24, warehouse 21 is provided with an opening 2121, and this miaow head 24 and this circuit board PCBA22 electrically connects simultaneously Being built in this warehouse 21, this connecting line 23 is arranged in warehouse 21 and vent cap 10.By warehouse 21 by built-in for miaow head 24, drop The impact of low environment noise, reduces the interference that sound causes in the internal reflection of expiration portion simultaneously.At warehouse 21, an opening 2121 is set, Its object is to the vibrations conduction of vibrating membrane 31 to cause miaow head 24, be effectively improved sound matter compared with taking totally-enclosed rigid cavity Amount.Microphone assembly 20 is additionally provided with circuit board PCBA22, for filtering noise and by the acoustic information of miaow head 24 perception by electricity Road is amplified further, improves sound effect.Connecting line 23 is set and is arranged in warehouse 21 and vent cap 10, its object is to this sound Tone signal is sent to external electrical acoustic device (such as: cluster intercommunication, loudspeaker and a key PTT controller etc.) further by voice signal It is for further processing, while words effect is sent in improvement, improve and send words function.

Being devoted to further to promote sound quality, reducing sound and propagate the decay causing or distortion in atmosphere, one is excellent Selecting in embodiment, miaow head 24 is osteoacusis miaow head, and described microphone assembly 20 is possibly together with the sealer 25 for conducting vibrations, described Sealer 25 and this miaow head 24 by circuit board PCBA22 mediate contact and close described opening 2121.Osteoacusis miaow head 24 is completely logical Cross solid vibration perception acoustic information, reduce voice signal distortion, improve sound quality.By sealer 25 by opening 2121 envelope Close, isolation ambient noise interference, sealer 25 for can the thinning membranaceous solid material of type, close opening 2121 by sealer 25 and form envelope Film 25 completely attaches to vibrating membrane 31, and the vibration that wearer's mouth or cheekbone are caused by sealer 25 passes through vibrating membrane 31 further It is directed at osteoacusis miaow head 24, form the solid resonance of whole conductive process, perfect acoustical vibration propagation path, improve and send words Tonequality.When bone conduction technology is used for sending words, when will speak, bone vibrates mechanical energy (the vibration drive of vocal cords causing Bone vibrates, such as larynx bone and skull even expiration portion etc.), change into the electronic signal of audio frequency, retransmit away.Lead to when normal Words channel is blocked, or in the case that environmental noise around is particularly significant, it is impossible to use traditional air transmitted send words Device, at this time use the telecommunication equipment of bone conduction technology become in order to best be also unique selection, even if not using Effect of normally propagandaing directed to communicate during transmitter is also unaffected.

For ease of positioning on vent cap 10 for the microphone assembly 20, in an embodiment, warehouse 21 is a point chamber structure, its bag Including front storehouse lid 211 and rear storehouse lid 212, rear storehouse lid 212 is arranged in vent cap 10 and threadeds with front storehouse lid 211.Spiral shell described herein Line connects and relates to modes such as being directly spirally connected and be indirectly spirally connected, by being arranged in external screw thread and the front storehouse lid 211 of rear storehouse lid 212 Screw thread is directly spirally connected, it is also possible to the direct spiral shell of internal thread of external screw thread and rear storehouse lid 212 by being arranged on front storehouse lid 211 Connect.The screw being arranged at rear storehouse lid 212 by being arranged at the Kong Weiyu of front storehouse lid 211 is spirally connected indirectly.Take screw connection manner more just In being fixed on vent cap 10 microphone assembly 20 by warehouse 21, also allow for dismounting simultaneously.

Being easy to assembling in view of telecommunication equipment, described front storehouse lid 211 sidewall is provided with bar hole 2111, and described connecting line 23 leads to Cross described bar hole 2111 and be arranged in described warehouse 21.When connecting line 23 grafting wears and draws warehouse 21 after installing, visualization Installation degree is not high, it is difficult to passes through the modes such as through hole and wears, and maintaining in the future or maintenance need dismounting difficulty.By at Qian Cang Covering 211 sidewalls to arrange bar hole 2111 and significantly improve mounting means, connecting line 23 both can be installed snapping by visualization and wear In bar hole 2111, warehouse 21 can be first passed through again and be connected with vent cap 10 and pre-install, while optimizing mounting means, Bar hole 2111 is located at front storehouse lid 211 sidewall, is conducive to the outward appearance being exposed at the front storehouse lid 211 of vent cap 10 to beautify further.

For wearer's more operation readiness, in another embodiment, set up outside mask vent cap 10 one wired Button 40, as standby (a key PTT) trigger.This microphone assembly is possibly together with touch controlled key 40, and described front storehouse lid 211 pushes up Wall is provided with through hole 2112, and touch controlled key 40 is placed on front storehouse lid 211 by this through hole 2112, and with described circuit board PCBA22 Electrical connection.By arranging this touch controlled key 40, it is achieved operation readiness.

Considering for reducing manufacturing cost, touch controlled key 40 is an elastic recoil part, and this elastic recoil part closes through hole 2112 simultaneously its pressing activities relative.This elastic recoil part can be silica gel part, rubber parts and thin-walled gold from the angle that material selects Belong to part etc., consider to select stage clip to join the forms such as gland from component angles.Those skilled in the art can pass through the present embodiment or Embodiment accompanying drawing obtains corresponding deformation structure, is not described in detail here.Play triggering effect by elastic recoil part as button, also Decrease redundant component application, reduce manufacturing cost.

Strengthening touch controlled key 40 job stability, in front storehouse, lid 211 sidewall is provided with the peace that at least three is mutually 90 degree of angles Dress hole 2113, described rear storehouse lid 212 is connected with the contraposition of described installing hole 2113 by the screwed hole 2122 being located on its sidewall.Logical Cross the installing hole 2113 being mutually 90 degree of angles front storehouse lid 211 is co-axially mounted with rear storehouse lid 212 to be screwed together, after being co-axially mounted Elastic recoil parts, along same axial-movement, strengthen the reliability of elastic recoil parts motion in point chamber structure.

With reference to shown in Fig. 3, the utility model also provides a kind of respiratory tract protector, and this respiratory tract protector includes mask body 91 And aforesaid telecommunication equipment 92, make wearer can realize that high-quality send by electro-acoustic element in the mask body 91 of dual-seal Words, and retain effect of propagandaing directed to communicate.Preferably, this respiratory tract protector is chemical defence mask, and beneficially wearer wears the heavy types such as chemical defence mask Words are effectively sent during respiratory tract protector.

The foregoing is only preferred embodiment of the present utility model, not thereby limit the scope of the claims of the present utility model, Every under utility model of the present utility model design, utilize the equivalent structure that the utility model specification and accompanying drawing content are made Conversion, or directly/be indirectly used in other related technical fields and be included in scope of patent protection of the present utility model.

Claims (10)

1. a telecommunication equipment, is positioned at respiratory tract protector expiration portion, it is characterised in that include removably connecting with respiratory tract protector Vent cap, microphone assembly and for exhale connection lid, described connection lid contains for sealing shaking of described expiration portion Dynamic film and the check valve for exhaling, described vent cap is connected with described microphone assembly, and described vent cap is by described Mike Wind assembly is pressed on described vibrating membrane.

2. telecommunication equipment as claimed in claim 1, it is characterised in that described microphone assembly include warehouse, circuit board PCBA, Connecting line and miaow head, described warehouse is provided with an opening, and described miaow head and described circuit board PCBA electrically connect and be built in described storehouse Body, described connecting line is arranged in described warehouse and vent cap.

3. telecommunication equipment as claimed in claim 2, it is characterised in that described miaow head is arranged to osteoacusis miaow head, described Mike Wind assembly is possibly together with the sealer for conducting vibrations, and described sealer is with described miaow head by described circuit board PCBA mediate contact simultaneously Close described opening.

4. telecommunication equipment as claimed in claim 2 or claim 3, it is characterised in that described warehouse is a point chamber structure, and it includes front Cang Gai And rear Cang Gai, described rear Cang Gai is arranged in described vent cap and threadeds with described front storehouse lid.

5. telecommunication equipment as claimed in claim 4, it is characterised in that described front storehouse lid sidewall is provided with bar hole, described connection Line is arranged in described warehouse by described bar hole.

6. telecommunication equipment as claimed in claim 5, it is characterised in that described microphone assembly is possibly together with touch controlled key, described Front storehouse lid top wall is provided with through hole, and described touch controlled key is placed in front storehouse by described through hole and covers, and with described circuit board PCBA Electrical connection.

7. telecommunication equipment as claimed in claim 6, it is characterised in that described touch controlled key is an elastic recoil part, described bullet Property return part close described through hole its pressing activity relative.

8. telecommunication equipment as claimed in claim 7, it is characterised in that described front storehouse lid sidewall is provided with at least three and becomes 90 degree of folders The installing hole at angle, described rear Cang Gai is connected with described installing hole by the screwed hole being located on its sidewall.

9. a respiratory tract protector, it is characterised in that include mask body and sending as according to any one of claim 1 to 8 Words device.

10. respiratory tract protector as claimed in claim 9, it is characterised in that described respiratory tract protector is chemical defence mask.