CN206275933U - Has the front suspension type breathing mask of air filter - Google Patents

Has the front suspension type breathing mask of air filter Download PDF

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Publication number
CN206275933U
CN206275933U CN201621207739.0U CN201621207739U CN206275933U CN 206275933 U CN206275933 U CN 206275933U CN 201621207739 U CN201621207739 U CN 201621207739U CN 206275933 U CN206275933 U CN 206275933U
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CN
China
Prior art keywords
air
electrical connector
breathing mask
power supply
air filter
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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 - Fee Related
Application number
CN201621207739.0U
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Chinese (zh)
Inventor
陈玉虎
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Individual
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Individual
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Priority to CN201621207739.0U priority Critical patent/CN206275933U/en
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Publication of CN206275933U publication Critical patent/CN206275933U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model provides the front suspension type breathing mask of tool air filter, it includes air filter, breathing mask and communicating pipe, it is provided with air intake in the air filter, filtration members and exhaust vent, and the filtration members are located at the air intake and the exhaust vent between, the exhaust vent is connected in the expiration space of breathing mask by the communicating pipe again, to can thereby be rested in filtration members by the harmful substance filtering in the dirty air in outside air inlet filter, used for wearer's breathing during air clean after filtering to be provided the expiration space for giving breathing mask by exhaust vent again.The setting that the utility model passes through air filter, the effectively filter effect of lifting breathing mask, and the cleaner air of user is provided uses, and then reduce the harm that air pollution on human causes.

Description

Has the front suspension type breathing mask of air filter
Technical field
The utility model is related to a kind of breathing mask, more particularly to a kind of to have air filter and wear in making The front suspension type breathing mask of the tool air filter of user front.
Background technology
Ground narrow people in Taiwan is thick, and visible locomotive runs quickly on street everywhere, or factory stands in great numbers, these phenomenons The particulate index often resulted in environment constantly rises, and influences the air quality of context, and then exists to human body high Life threat, therefore, there is a problem of air pollution everywhere in face of living environment now, people are away from home to match somebody with somebody at any time and wear masks It has been a kind of fairly common custom.
But, although dust and then the cleaner air of offer user that general mouth mask can be crossed in air filtering, For the particle matter in air such as:PM2.5, general mouth mask is difficult to be filtered, therefore, the wearing of general mouth mask Still there is the not enough doubt of its filter capacity.
The mouth mask of extremely fine and closely woven such as N95 grades must be selected to filtered particulate matter (such as PM2.5), but due to general Mouth mask is to provide the aerial respiration after wearer filters with the intake method of passive type to use, and is wearer specifically Needs promote the air outside mouth mask to enter into mouth mask inside for wearer's breathing by mask body in the way of voluntarily air-breathing Use, but due to wearer can't be energetically in the case of normal suction the sky carried out outside aspiratory action, therefore mouth mask Gas is not actually very enough via the amount that mask body is entered into inside mouth mask, along with the better mouth mask of filter effect, The amount that the gas that can more limit passes through, therefore when wearer needs to suck substantial amounts of fresh air in walking, motion process, mistake The intake method of this passive type is gone to be used for wearer's air-breathing compared with the air capacity for being difficult to provide wearer's abundance, therefore Chang Huirang Wearer experiences discomfort out of breath.
Utility model content
The purpose of this utility model be improve existing regular grade mouth mask filtering ability of air it is not enough, and filtration grade The problem of deficiency of air, is expected that by the structural improvement that breathing mask installs air filter additional when mouth mask high is worn, and makes Obtaining breathing mask can have more preferably air filtration effect, or even the function with active air inlet, there is provided wearer's abundance Fresh air, makes wearer securely freely movable out of doors.
To reach above-mentioned utility model purpose, the technological means that the utility model is used has air filtration to provide one kind The front suspension type breathing mask of device, it includes:One air filter, a breathing mask and a connecting pipe.The air Filter includes:One housing and a filtration members, are formed with an air intake and an exhaust vent on the housing, at the air intake with The exhaust vent is connected setting, and the filtration members are located at the enclosure interior, and the filtration members at the air intake with the exhaust vent Between and be attached at the air intake.There is the breathing mask mask body, one to be linked with and an expiration space, and this is linked with has Two ends, two ends that this is linked with are connected with the mask body respectively, and the inner side of the mask body forms the expiration space, and In being provided with a gas input port in the mask body, the gas input port is connected setting with the expiration space.The communicating pipe With two ends, its one end is connected setting with the exhaust vent of the housing of the air filter, its other end and the breathing mask Gas input port be connected setting.
It is harmful to the utility model has the advantage of being reached using the filtration members in the air filter in air filtering Effect of material.The filtration members can change different materials according to different environmental demands, for example:Refer in face of air pollution Number area higher, can be from filter effect preferably high efficiency filter screen (HEPA) as filtration members, thereby can be by air In most harmful substance and micro particle filtering remove, there is provided user is clean, nontoxic, and aerial respiration is used.
Preferably, the enclosure interior of the air filter is provided with an air blower, a circuit board and a power supply supply dress Put, the air blower has an inlet scoop and an air outlet, the inlet scoop is attached in the filtration members, and the air outlet and the shell The exhaust vent of body is connected setting.The circuit board electrically connects located at the side of the air blower, and the circuit board with the air blower Connect.The power supply device is electrically connected with located at the side of the circuit board, and the power supply device with the circuit board.This skill Art means utilize the setting of the air blower, there is provided the function of the air filter active air inlet, and external sky is thereby significantly increased The air inflow of gas, there is provided the more sufficient aerial respiration of user is used.
More preferably, the housing is provided with a switch module and a power supply indicator, the switch module and the power supply instruction Lamp is electrically connected with the circuit board respectively.This technological means controls the running of the air blower using the switch module, and this is opened The power supply instruction lantern festival is lighted therewith when closing switch between components to air blower operating mode, to inform that user's air blower is operated It is central.
Preferably, the housing of the air filter includes a upper shell and a lower house, the inside of the upper shell sets There are an air blower, a circuit board and one first electrical connector, the air blower has an inlet scoop and an air outlet, the air draught Mouthful it is attached in the filtration members, and the air outlet is connected setting with the exhaust vent of the housing.The circuit board is located at the air blower Side, and the circuit board and the air blower be electrically connected with.First electrical connector is located at the upper shell towards the lower house Side, and first electrical connector and the circuit board be electrically connected with.The inside of the lower house is provided with a power supply device And one second electrical connector, second electrical connector is located at side of the lower house towards the upper shell, and second electricity Connector is electrically connected with the power supply device and foregoing first electrical connector respectively.This technological means utilizes the air blower Setting, there is provided the function of the air filter active air inlet, be thereby substantially improved the air inflow of extraneous air, and accelerate The speed that clean air passes through the filtration members, is used with providing the more sufficient cleaned air of user.
More preferably, the upper shell is provided with a switch module and a power supply indicator, and the switch module refers to the power supply Show that lamp is electrically connected with the circuit board respectively, and the lower house is provided with a charging hole, the charging hole and the power supply device It is electrically connected with.This technological means controls the running of the air blower using the switch module, and the switch module switches to air blast The power supply instruction lantern festival is lighted therewith during machine operating mode, in the middle of informing that user's air blower is being operated.And the charging hole The power supply device external power supply is then provided and charging is used.Additionally, the charging hole can also external other electronic products, The power supply device in the lower house is set to be used as the power source of other electronic products.
Again more preferably, the first electrical connector system is a slide rail, and the second electrical connector system is a chute, first electricity Connector setting corresponding with second electrical connector, first electrical connector is optionally assembled with second electrical connector Or separate.This technological means is set using the slide rail of first electrical connector relative to the chute of second electrical connector so that Upper shell and the lower house of the front suspension type breathing mask of the utility model tool air filter can by the slide rail with Being slidably matched for chute and mutually assemble or separate, and formed electrically when the upper shell and lower house are in mutual assembled state Connection so that power supply device in lower house can be by the slide rail and chute by the electricity in power transmission to upper shell On the plate of road, and then offer air blower operating is used.
Preferably, the side that the housing is different from air intake is provided with one hangs part, this hangs part with a whirligig, and And this is hung part and can be rotated relative to the housing by the whirligig, and this hangs part and separately has a through hole, in the through hole One is equipped with to be linked with.This technological means can be helped hang using the whirligig together with part is hung relative to the setting that housing rotates If part can be hung on the body of user with arbitrarily angled, while the setting being linked with using this, allow the user can be with Body carries the front suspension type breathing mask that the utility model has air filter, effectively mitigates user and carries tool air filtration The burden of the front suspension type breathing mask of device.
Preferably, the power supply device is a battery component, and at the air intake it is multiple through holes.This technological means is utilized The battery component to provide electricity usage needed for air blower operating, and is formed as power source using the multiple through hole At the air intake of the housing, helping the air of hull outside to be entered into air filter via the through hole carries out filtering and makes With.
Preferably, be equipped with a perforation in the mask body of the breathing mask, and in being equiped with an expiration in the perforation Valve.Outlet of this technological means by the use of the expiration valve as user's exhaled gas, and when the wearer inhales the air should Expiration valve is in closed state, thereby avoid dirty air outside breathing mask not by the air filter filtering i.e. Entered into inside mask body by the perforation thoroughly, provide really and give the filtered cleaned air of user to be used for breathing.
Brief description of the drawings
Fig. 1 is the forward sight stereo appearance figure of the front suspension type breathing mask of the utility model tool air filter.
Fig. 2 is the rear perspective outside drawing of the front suspension type breathing mask of the utility model tool air filter.
Fig. 3 is the forward sight of the air filter of the front suspension type breathing mask of the utility model tool air filter Stereo appearance figure.
Fig. 4 is the solid of the air filter of the front suspension type breathing mask of the utility model tool air filter Exploded view.
Fig. 5 is the power supply of the air filter of the front suspension type breathing mask of the utility model tool air filter The independent of feeding mechanism separates schematic diagram.
Fig. 6 is the backsight of the air filter of the front suspension type breathing mask of the utility model tool air filter Stereo appearance figure.
Fig. 7 is hanging for the air filter of the front suspension type breathing mask of the utility model tool air filter The rotation schematic diagram of part.
Fig. 8 is user's wearing schematic diagram of the front suspension type breathing mask of the utility model tool air filter.
Fig. 9 is the air filtration dress of the plain type of the front suspension type breathing mask of the utility model tool air filter The forward sight stereo appearance figure put.
Figure 10 is the air filtration of the plain type of the front suspension type breathing mask of the utility model tool air filter The three-dimensional exploded view of device.
Specific embodiment
Hereinafter coordinate schema and preferred embodiment of the present utility model, it is predetermined real to reach that the utility model is expanded on further The technological means taken with new purpose.
With reference to shown in Fig. 1 and Fig. 2, the utility model has the front suspension type breathing mask bag of air filter Include:One air filter 10, a breathing mask 20 and a connecting pipe 30.
Please also refer to shown in Fig. 3 to Fig. 4, wherein the air filter 10 includes a housing 11, a filtration members 12, 13, one exhaust vent 14, air blower 15, a circuit board 16, a switch module 17, a power supply indicator 18 and a power supply at air intake Feeding mechanism 19.
The housing 11 further includes a upper shell protecgulum 111, a upper casing interlayer body 112, a upper shell bonnet 113, Lower house protecgulum 114, once crustless sandwich 115 and once shell body rear cover 116.The lower house protecgulum 114 is located at the upper shell The bottom side of protecgulum 111, the lower casing interlayer body 115 is located at the bottom side of the upper casing interlayer body 112, and the lower house bonnet 116 is located at The bottom side of the upper shell bonnet 113, and the upper casing interlayer body 112 is located in the upper shell protecgulum 111 and the upper shell bonnet Between 113, the lower casing interlayer body 115 is located between the lower house protecgulum 114 and the lower house bonnet 116.
13 are formed in the upper shell protecgulum 111 at the air intake, can be the through hole that multiple is arranged in the upper shell protecgulum 11, and 13 are sticked towards the side of the upper casing interlayer body 112 and have the filtration members 12 at the air intake, and the filtration members 12 can be a screen pack. The top side outer rim of the upper casing interlayer body 112 is equipped with the exhaust vent 14, and in being provided with the air blast in the upper casing interlayer body 112 Machine 15 and the circuit board 16, the air blower 15 have an inlet scoop 151 and an air outlet 152, the inlet scoop 151 with it is foregoing 13 mutually align and are attached in the filtration members 12 at air intake, the setting and air outlet 152 is connected with the exhaust vent 14, make The air blower 15 can be drawn air into 13 at air intake when operating from the outside of the upper shell protecgulum 111, and the air passes through Entered into the air blower 15 by inlet scoop 151 again after the filtering of the filtration members 12, finally by air outlet 152 by the sky after filtering Gas be delivered to exhaust vent 14 discharge for user breathing use.The another circuit board 16 is somebody's turn to do located at the left side of the air blower 15 Circuit board 16 is electrically connected with the air blower 15, can thereby utilize the various electric devices set on circuit board 16 such as:Electricity Perhaps resistance controls the operating mode of air blower 15.
The left side outer rim of the upper casing interlayer body 112 is separately equiped with the switch module 17 and the power supply indicator 18, and this is opened Close component 17 to be electrically connected with the circuit board 16 respectively with the power supply indicator 18, by the open and close of the switch module 17 Switching can control the circuit board 16 power supply whether, and then control the running opportunity of the air blower 15.And the power supply indicator 18 is that can be powered and light when switch module 17 is in opening, informs that the user air filter 10 has turned on running.
The power supply device 19 is provided with the lower casing interlayer body 115, the power supply device 19 can be a battery Component, it might even be possible to for the rechargeable battery that a repeatable charging is used.The left side outer rim of the lower casing interlayer body 115 is separately equipped with one Charging hole 191, the charging hole 191 is electrically connected with the power supply device 19, allows the power supply device 19 by this Charging hole 191 is electrically connected with to be charged with external power supply, or is electrically connected with by the charging hole 191 and other electronic products Used with providing power supply supplied for electronic product.
The bottom side of the another upper casing interlayer body 112 is formed with one first electrical connector 110A, and first electrical connector 110A is electrically connected with the circuit board 16, and the top side of the lower casing interlayer body 115 is formed with one second electrical connector 110B, and Second electrical connector 110B is electrically connected with the power supply device 19 and foregoing first electrical connector 110A respectively so that The electric energy provided by power supply device 19 can be conducted to first electrical connector by second electrical connector 110B 110A, then transmitted to circuit board 16 by first electrical connector 110A, and it is electrical with the air blower 15 by the circuit board 16 Connect and operate required electric energy to provide the air blower 15.
More specifically, the first electrical connector 110A and second electrical connector 110B can be respectively the gold of a tabular Category conductive structure, as shown in figure 4, also or first electrical connector 110A can be a metal sliding rail structure setting, and this Two electrical connector 110B can be a metal sliding slot structure setting, as shown in figure 5, thereby make first electrical connector with this second Electrical connector is optionally mutually assembled or separated, the power supply for making the power supply device 19 to be operated as air blower 15 Use, can also individually separate and be used as the power supply of other electronic products.
A whirligig 113A is provided with the lateral surface of the upper shell bonnet 113 again, whirligig 113A is towards far One being equiped with from the side of the upper shell bonnet 113 and hanging part 113B, this hangs part 113B can be with by whirligig 113A Rotated relative to the upper shell bonnet 113, as shown in FIG. 6 and 7, and this hangs and has a through hole 113C on part 113B, should Through hole 113C provides one and is linked with 40 and wears and uses, and the utility model air filter 10 is worn the chest in user Before, and the angle of the air filter 10 to the most comfortable is rotated by foregoing whirligig 113A, for user easily, it is comfortable Wearing use, as shown in Figure 8.
Refer again to shown in Fig. 1 and Fig. 2, there is the breathing mask 20 mask body 21, to be linked with 22 and an expiration Space 23.This is linked with 22 has two ends, and two ends for being linked with 22 are connected solid with the arranged on left and right sides of the mask body 21 respectively It is fixed, the mask body 21 is worn in being used on head by user.And the inner side of the mask body 21 forms the expiration Space 23, and the bottom side of the mask body 21 is provided with a gas input port 24, the gas input port 24 is empty with the expiration Between 23 be connected setting, the air that expiration space 23 is delivered into by the gas input port 24 is provided and gives user to breathe Use.It is another to be equipped with a perforation 25 in the front side of the mask body 21, and in being equiped with an expiration valve 26 in the perforation 25, It is in closed mode during the expiration valve 26 offer user's air-breathing, and the expiration valve 26 can be held automatically when the wearer exhales the air Open, there is provided the outside that the gas of exhalation is expelled to mask body 21 uses.
And there are the communicating pipe 30 two ends, its one end is connected setting with the exhaust vent 14 of the air filter 10, its The other end is connected setting with the gas input port 24 of the breathing mask 20, makes via after the filtration treatment of the air filter 10 Air can be used by being delivered to the communicating pipe 30 in expiration space 23 to be breathed for user, after offer filtering is thereby provided Fresh air give the utility model air filter front suspension type breathing mask wearer's purpose for using of breathing.
Another reality of the air filter 10 of the front suspension type breathing mask of the utility model tool air filter Apply shown in such as Fig. 9 and Figure 10, the air filter 10A of the plain type includes:One housing 11A, a filtration members 12A, one enter 13A, an exhaust vent 14A, air blower 15A, a circuit board 16A, a switch module 17A, a power supply indicator 18A and at wind Power supply device 19A.
Housing 11A further includes a protecgulum 111A, a crustless sandwich 112A and a bonnet 113D, the crustless sandwich 112A is located between protecgulum 111A and bonnet 113D.
13A is formed on protecgulum 111A at the air intake, can be the through hole that multiple is arranged in protecgulum 111A, and the air intake Place 13A is sticked towards the side of crustless sandwich 112A and has filtration members 12A, and filtration members 12A is a screen pack.The housing is pressed from both sides The top side outer rim of layer 112A is equipped with exhaust vent 14A, and in be provided with the crustless sandwich 112A air blower 15A, should Circuit board 16A and power supply device 19A.Air blower 15A has an an inlet scoop 151A and air outlet 152A, should 13A is mutually aligned and is attached on filtration members 12A at inlet scoop 151A and foregoing air intake, and air outlet 152A goes out with this Air holes 14A is connected setting, is drawn air at air intake from the outside of the protecgulum 111A when operating air blower 15A 13A, and the air by inlet scoop 151A by being entered into air blower 15A again after the filtering of filtration members 12A, finally by Air after filtering is delivered to exhaust vent 14A discharges and is used for user's breathing by air outlet 152A.Another circuit board 16A is located at The bottom side of air blower 15A, and circuit board 16A and air blower 15A electric connections, can thereby utilize circuit board 16A The various electric devices of upper setting control the operating mode of air blower 15A.And power supply device 19A is installed in the circuit Plate 16A is towards the side of bonnet 113D, and power supply device 19A and circuit board 16A is electrically connected with, to provide drum Power supply needed for blower fan 15A runnings.
Furthermore, the bottom side outer rim of crustless sandwich 112A is separately equiped with switch module 17A, the power supply indicator 18A and the charging hole 191A, switch module 17A are electrically connected with circuit board 16A respectively with power supply indicator 18A, Whether the power supply that circuit board 16A can be controlled is switched by opening and closing for switch module 17A, and then controls the air blast The running opportunity of machine 15A.And power supply indicator 18A can be powered when switch module 17A is in opening and light, informing makes The air filter 10A of the user plain type has turned on running.The power supply device 19A of this embodiment is rechargeable battery, And the charging hole 191A and power supply device 19A is electrically connected with, allow power supply device 19A by the charging hole 191A is electrically connected with to be charged with external power supply, or is electrically connected with to carry with other electronic products by the charging hole 191A Power supply source supplied for electronic product is used.
Its structure is more simple compared to the utility model air filter 10 for the air filter 10A of foregoing plain type It is single, but the power supply device 19A of the air filter 10A of the plain type cannot individually be detached and use, therefore there is it to apply On limitation.
In sum, the front suspension type breathing mask of the utility model tool air filter can be worn in user Front, help user to filter out dust and harmful substance in outside air, there is provided user is clean, pure and fresh air is supplied Breathing is used.Additionally, by the setting of the power supply device 19 so that the front of the utility model tool air filter hangs The power supply that the power supply device 19 of hanging breathing mask acts not only as the operating of air blower 15 is used, and can act also as other electricity The power supply of sub- product is used, therefore is added for the front suspension type breathing mask of the utility model tool air filter improves it Value.
The above is only preferred embodiment of the present utility model, not does any formal to the utility model Limitation, although the utility model is disclosed above with preferred embodiment, but is not limited to the utility model, it is any to be familiar with Professional and technical personnel, is not departing from the range of technical solutions of the utility model, when in the technology using the disclosure above Appearance is made a little change or is modified to the Equivalent embodiments of equivalent variations, as long as without departing from technical solutions of the utility model Hold, any simple modification, equivalent variations and the modification made to above example according to technical spirit of the present utility model, still Belong in the range of technical solutions of the utility model.

Claims (11)

1. it is a kind of have air filter front suspension type breathing mask, it is characterised in that including:
One air filter, it has a housing and a filtration members, is formed with the housing at an air intake and an air-out Hole, be connected setting at the air intake with the exhaust vent, and the filtration members are located at the enclosure interior, and the filtration members are located at the air intake Between place and the exhaust vent and it is attached at the air intake;
One breathing mask, there is a mask body, one to be linked with and an expiration space for it, and this is linked with two ends, what this was linked with Two ends are connected with the mask body respectively, and the inner side of the mask body forms the expiration space, and in the mask body On be provided with a gas input port, the gas input port is connected setting with the expiration space;And
A connecting pipe, the communicating pipe has two ends, and its one end is connected setting with the exhaust vent of the housing of the air filter, Its other end is connected setting with the gas input port of the breathing mask.
2. it is according to claim 1 tool air filter front suspension type breathing mask, it is characterised in that the air The enclosure interior of filter is provided with an air blower, a circuit board and a power supply device, and the air blower has an air draught Mouthful and an air outlet, the inlet scoop is attached in the filtration members, and the air outlet is connected setting with the exhaust vent of the housing; The circuit board is electrically connected with located at the side of the air blower, and the circuit board with the air blower;The power supply device is located at The side of the circuit board, and the power supply device and circuit board electric connection.
3. it is according to claim 2 tool air filter front suspension type breathing mask, it is characterised in that the housing A switch module and a power supply indicator are provided with, the switch module electrically connects with the circuit board respectively with the power supply indicator Connect.
4. it is according to claim 1 tool air filter front suspension type breathing mask, it is characterised in that the air The housing of filter includes a upper shell and a lower house, the inside of the upper shell be provided with an air blower, a circuit board with And one first electrical connector, the air blower has an inlet scoop and an air outlet, and the inlet scoop is attached in the filtration members, and The air outlet is connected setting with the exhaust vent of the housing;The circuit board located at the air blower side, and the circuit board with The air blower is electrically connected with;First electrical connector is located at side of the upper shell towards the lower house, and this first is electrically connected Fitting is electrically connected with the circuit board;The inside of the lower house is provided with a power supply device and one second electrical connector, should Second electrical connector is located at side of the lower house towards the upper shell, and second electrical connector is supplied with the power supply respectively Device and foregoing first electrical connector are electrically connected with.
5. it is according to claim 4 tool air filter front suspension type breathing mask, it is characterised in that the upper casing Body is provided with a switch module and a power supply indicator, and the switch module is electrical with the circuit board respectively with the power supply indicator Connection;And the lower house is provided with a charging hole, the charging hole is electrically connected with the power supply device.
6. it is according to claim 4 tool air filter front suspension type breathing mask, it is characterised in that this first Electrical connector is a slide rail, and second electrical connector is a chute, and first electrical connector is relative with second electrical connector Should set, first electrical connector is optionally assembled or separated with second electrical connector.
7. it is according to claim 5 tool air filter front suspension type breathing mask, it is characterised in that this first Electrical connector is a slide rail, and second electrical connector is a chute, and first electrical connector is relative with second electrical connector Should set, first electrical connector is optionally assembled or separated with second electrical connector.
8. according to any one of claim 1 to 7 tool air filter front suspension type breathing mask, its feature It is that the side that the housing is different from air intake is provided with one and hangs part, this hangs part with a whirligig, and this hangs part Can be rotated relative to the housing by the whirligig.
9. it is according to claim 8 tool air filter front suspension type breathing mask, it is characterised in that this hangs Part has a through hole, is equipped with one in the through hole and is linked with.
10. the front suspension type breathing mask of the tool air filter according to any one of claim 1 to 7, it is special Levy and be, the power supply device is a battery component, and there are multiple through holes at the air intake.
The front suspension type breathing mask of the 11. tool air filter according to any one of claim 1 to 7, it is special Levy and be, be equipped with a perforation in the mask body of the breathing mask, and in being equiped with an only supplied gas list in the perforation To the expiration valve of discharge.
CN201621207739.0U 2016-11-09 2016-11-09 Has the front suspension type breathing mask of air filter Expired - Fee Related CN206275933U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201621207739.0U CN206275933U (en) 2016-11-09 2016-11-09 Has the front suspension type breathing mask of air filter

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201621207739.0U CN206275933U (en) 2016-11-09 2016-11-09 Has the front suspension type breathing mask of air filter

Publications (1)

Publication Number Publication Date
CN206275933U true CN206275933U (en) 2017-06-27

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201621207739.0U Expired - Fee Related CN206275933U (en) 2016-11-09 2016-11-09 Has the front suspension type breathing mask of air filter

Country Status (1)

Country Link
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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107252528A (en) * 2017-07-27 2017-10-17 宁波吉欧光电科技有限公司 A kind of lung ventilator
WO2021217941A1 (en) * 2020-04-26 2021-11-04 Tai Zhixue Sterile face mask

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107252528A (en) * 2017-07-27 2017-10-17 宁波吉欧光电科技有限公司 A kind of lung ventilator
WO2021217941A1 (en) * 2020-04-26 2021-11-04 Tai Zhixue Sterile face mask

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CF01 Termination of patent right due to non-payment of annual fee
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Granted publication date: 20170627

Termination date: 20201109