CN208412071U

CN208412071U - A kind of diving mask

Info

Publication number: CN208412071U
Application number: CN201820648963.6U
Authority: CN
Inventors: 陈炎
Original assignee: Individual
Current assignee: Individual
Priority date: 2018-05-02
Filing date: 2018-05-02
Publication date: 2019-01-22
Anticipated expiration: 2028-05-02

Abstract

The utility model relates to diving equipment technical field, especially a kind of diving mask.It includes a mask with exhalation passages and air intake passage and the air intake duct that is set to the top of mask and is connected with air intake passage, the edge of the surface side that meets water of mask be installed with exhaust outlet towards mask back side directional spreding hood, the exhaust check valve in hood exhalation passages to be connected with exhaust outlet is installed on mask.The flow path of flow distance and isolation exhaust gas and fresh air of the utility model by shortening exhaust gas after being discharged mask body, air inflow can not only be increased, diving personnel's expiratory dyspnea is avoided the occurrence of, reduce the security threat to diving personnel, and be conducive to enhance the structural complexity of comfort, simplified tracheae or even mask that diving personnel breathes under water.

Description

A kind of diving mask

Technical field

The utility model relates to diving equipment technical field, especially a kind of diving mask.

Background technique

Diving is the operations such as to be reconnoitred, salvaged under water or carrying out underwater outdoor activity and enter water surface one kind below Activity, especially underwater swimming take exercises because it can reach, amusement and recreation, ornamental subaqual landscape the purpose of due to by masses Liked；Type diving breathing device also comes into being as a result,.According to the difference of breathing pattern, existing type diving breathing device is main It is divided into two kinds of biting type and face mask type (that is: diving mask), since diving mask is the face for attaching diving personnel using mask And breathed by ventilation pipe, it can be improved the comfort of underwater breathing, thus application is rather extensive.

Currently, most of diving mask mainly has the air intake passage being relatively isolated and exhalation passages by one on the market Mask and one be integrated with mask assembly and respiratory siphon structure that the extensional pipeline as air intake passage and exhalation passages uses At although the diving mask of this class formation can solve diving personnel to a certain extent and be easy in breathing in diving mask The problem of inner surface hinders sight because forming fog, but also have the following drawbacks:

1, it by taking number of patent application is a kind of diving mask disclosed in 201621063845.6 as an example, air intake passage and exhales The extension in gas channel shares a root breath pipe (that is: being equivalent to single channel respiratory siphon), when diving personnel wears mask in water Under when being breathed, discharged breathing exhaust gas and the outside air being inhaled into are easy to interfere with each other in respiratory siphon, It can not be smoothly discharged or be sucked, once causing expiratory dyspnea, then can constitute greatly security risk to diving personnel.

It 2, is a kind of diving mask with built-in snorkel disclosed in 201480078647.4 with number of patent application, special For a kind of diving mask disclosed in sharp application number 201611119160.3, such mask be provided in respiratory siphon respectively with Exhalation passages and air intake passage are connected to each other and mutually separated channel (that is: being similar to binary channels or multichannel respiratory siphon), thus It can effectively avoid aforementioned mask and be easy the problem of causing expiratory dyspnea；However, such mask is due to using respiratory siphon as final Exhaust gas passing away not only will increase the complexity of entire face mask structure, and undoubtedly will increase the distance of exhaust gas circulation, in turn The breath pressure for increasing diving personnel, influences the comfort that diving personnel breathes under water.

3, integral type fixed connection structure or buckle are mostly used greatly between the respiratory siphon and mask of existing diving mask Formula movable connection structure, wherein fixed connection structure inconvenience carries out transportation to diving mask, and movable connection structure then can The structural complexity for increasing diving mask, is not only not easy to carry out diving mask dismounting maintenance and transportation, and can be Increase the manufacture and use cost of diving mask to a certain extent.

Utility model content

In view of the deficiency of the prior art, the purpose of this utility model is to provide a kind of diving masks.

To achieve the goals above, the utility model adopts the following technical solution:

A kind of diving mask, it includes a mask with exhalation passages and air intake passage, it further includes one being set to face The edge of the top of cover and the air intake duct being connected with air intake passage, the surface side that meets water of the mask is installed with exhaust outlet towards mask Back side directional spreding hood, be installed in hood so that exhalation passages to be connected with exhaust outlet on the mask Logical exhaust check valve.

Preferably, the air intake duct includes that a bottom end is installed in the top of mask and bottom nozzle is connected with air intake passage Gas-guide tube, offer air inlet on the peripheral wall of the top end part of the gas-guide tube, limit be installed in the top end part of the gas-guide tube Water floating ball, the communication path of the principal space of restrict water supply floating ball conducting or the partition air inlet and gas-guide tube.

Preferably, the gas-guide tube includes top and the supervisor that is connected with air intake passage of bottom nozzle for being installed in mask Portion along the axial direction of supervisor portion is made to shrink the buffering pipe portion formed after extending, by supervisor portion and slow by the top ports of supervisor portion Make formation and the air inlet pipe portion being connected with supervisor portion and separator tube portion after contraction extends and will in the region that washing pipe portion is mutually connected The sealing-plug that the top ports of the top ports and air inlet pipe portion that buffer pipe portion are blocked, the air inlet are opened in air inlet pipe portion On peripheral wall, the floating ball of restricting water supply is installed in air inlet pipe portion.

Preferably, the mask includes that facial area is carried out to the rigid lens cover of mask and is installed in the backwater of rigid lens cover Side and the flexible liner cover that the space of the land side of rigid lens cover is divided into air-breathing chamber and breathing chamber, the rigidity lens cover Top is provided with one and is connected with air-breathing chamber and enters tracheae with what air intake duct was connected to each other, and the air intake passage is by entering tracheae and suction Gas chamber is connected, the exhalation passages be formed in the outer avris of profile of rigid lens cover and the profile of flexible liner cover avris it Between and be connected with breathing chamber, the air-breathing chamber and breathing chamber pass through the breather cheek valve phase that is installed on flexible liner cover Connection；

The exhaust check valve is installed in the top edge region of the surface side that meets water of rigid lens cover and is located at least in air intake duct Side.

Preferably, the flexible liner cover includes the skirt for being distributed and being linked together with rigid lens cover along the contour line of rigid lens cover Edge is horizontally placed in skirt portion and the space of the land side of rigid lens cover is divided into each other in the air-breathing chamber being distributed up and down With the partition portion of breathing chamber, the skirt portion and partition portion are integrally formed, and the bottom end in the partition portion and rigid lens cover Backwater surface fit；The breather cheek valve is installed on the top end part in partition portion, and the exhalation passages are formed in skirt Between the outer avris of the profile of portion and rigid lens cover.

Preferably, the rigid lens cover include main body lens cover, by main body lens cover profile edge towards main body lens cover backwater Lens cover flanging that side is formed after bending, be set to main body lens cover backwater surface profile edge and interior table along lens cover flanging It moves towards the lens cover coaming plate of distribution and is set in the formed frame of the profile periphery of main body lens cover, institute by lens cover flanging in the track in face The shape of the truncation surface of skirt portion is stated in class " u "-shaped, the skirt portion is fixed by formed frame and covers at lens cover flanging and mirror Between cover coaming plate；

The exhalation passages are enclosed by skirt portion, lens cover flanging and lens cover coaming plate and are formed, and on the lens cover coaming plate and are located at The vacant mouth that breathing chamber is connected with exhalation passages, the exhaust check valve dress are offered in the profile of breathing chamber On formed frame, it is described enter tracheae by lens cover flanging work extend after form.

Preferably, it further includes at least one set of bandage connection buckle through in skirt portion distribution and stationary body lens cover, A fixing seat is also installed on the formed frame.

Preferably, be provided on the surface of the skirt portion in the profile for being located at rigid lens cover and with face contour phase The face buffering fold skirt of contact, the top margin in the partition portion are formed with for being in contact with nasal region after bending Nose buffers fold skirt.

Preferably, the bottom of the rigid lens cover and it is located in the profile of breathing chamber and is installed with a sluicing non-return Valve.

Preferably, it further includes a butt tube set, and the docking pipe sleeve includes the be socketed on tracheae or air intake duct One pipe sleeve is socketed on and is connected to each other second pipe sleeve in region into tracheae and air intake duct and the first pipe sleeve and the second pipe sleeve are linked as one The flexible link belt of body.

As the above scheme is adopted, the utility model is by shortening flow distance of the exhaust gas after being discharged mask body And isolation exhaust gas and fresh air flow path, can not only increase air inflow, avoid the occurrence of diving personnel expiratory dyspnea, The security threat to diving personnel is reduced, and is conducive to comfort, simplified tracheae that enhancing diving personnel breathes under water and is To the structural complexity of mask；Its is simple and compact for structure, inspiratory capacity is big, smooth in exhaust, comfort are strong, it is highly-safe, fold and receive Receive and be unfolded it is convenient to use, have very strong practical value and market popularization value.

Detailed description of the invention

Fig. 1 is the overall structure assembling schematic diagram of the utility model embodiment；

Fig. 2 is the gas flow paths schematic diagram of the utility model embodiment；

Fig. 3 is the structural decomposition diagram (one) of the utility model embodiment；

Fig. 4 is the structural decomposition diagram (two) of the utility model embodiment；

Fig. 5 is the cross section structure schematic diagram of the flexible liner cover of the utility model embodiment.

Specific embodiment

The embodiments of the present invention are described in detail below in conjunction with attached drawing, but the utility model can be by right It is required that the multitude of different ways for limiting and covering is implemented.

As shown in Figures 1 to 5, a kind of diving mask provided in this embodiment, it includes one with exhalation passages a and air-breathing The mask in channel and the air intake duct c that is set to the top of mask and is connected with air intake passage, in the surface side that meets water of mask Edge be installed with exhaust outlet d towards mask back side directional spreding hood 100, while being installed on mask and to be located at row Exhaust check valve 101 in gas hood 100 exhalation passages a to be connected with exhaust outlet d；Wherein, exhalation passages a and air intake passage Be connected in the principal space of mask, the end of exhalation passages a the region of exhaust outlet d (that is: neighbouring) then with air intake passage phase Isolation.

The diving mask of the present embodiment can directly be set on mask using existing diving mask as structure carrier as a result, Set the exhaust structure being connected with the end of exhalation passages a, can effectively change existing diving mask because using exhalation passages a and The structure type of the shared single channel tracheae of air intake passage or existing diving mask are because logical using exhalation passages a and air-breathing Road shares the structure type of a binary channels or multichannel tracheae and causes the exhaust gas being discharged and the fresh air of sucking in tracheae It is inside easy to happen and interferes with each other or exhaust gas discharge apart from too long makees the series of problems that causes, when diving personnel wears diving mask Afterwards, outside air can enter via air intake duct c and air intake passage in mask and the formed space of face, not increase air intake duct c Caliber in the case where, air inflow can be effectively increased using air intake duct c as single inlet channel；The exhaust gas that human body is discharged is not Air intake duct c can be passed through, but directly discharge the outside of mask via exhalation passages a, exhaust check valve 101 and exhaust outlet d, it can Exhaust gas is avoided to be mixed with fresh air；In the process, since the back side direction for being towards mask exhaust outlet d is opened If, influence of the hydraulic pressure to gas discharge process can be reduced to the maximum extent, so that it is guaranteed that exhaust gas can be smoothly exhausted.It is based on This, the diving mask of the present embodiment is by shortening flow distance and isolation exhaust gas of the exhaust gas after being discharged mask body and new The flow path of fresh air can not only increase air inflow, avoid the occurrence of diving personnel's expiratory dyspnea, reduce to diving personnel's Security threat, and be conducive to enhance that comfort that diving personnel breathes under water, simplifying tracheae or even mask, structure is complicated Property.

For the structure for optimizing air intake duct c, avoid air intake duct c whole to the maximum extent slip into it is underwater after, water via into Stomata e enters in mask, the air intake duct c of the present embodiment include a bottom end be installed in mask top and bottom nozzle and air-breathing it is logical The gas-guide tube that road is connected offers air inlet e on the peripheral wall of the top end part of gas-guide tube, installs in the top end part of gas-guide tube It restricts water supply floating ball 200, it is intended to (can also be managed using the principal space of the restrict water supply conducting of floating ball 200 or partition air inlet e and gas-guide tube Solution is is air intake passage) communication path.Buoyancy or face as a result, after air intake duct c integrally dives beneath the water, due to water Internal pressure effect meeting of cover so that the upward floating of floating ball 200 of restricting water supply, thus separate the principal space of air inlet e and gas-guide tube with The barrier to water is realized to a certain extent, avoids the problem that water of choking because of water reverse irrigation.

To enhance the convenience dismounted to air intake duct c, while 200 water proof of floating ball of restricting water supply is given full play to not every air Effect, the gas-guide tube of the present embodiment include be installed in mask top and bottom nozzle be connected with air intake passage supervisor portion 201, Make the buffering pipe portion 202 formed after contraction extends along the axial direction of supervisor portion 201, by being responsible for by the top ports of supervisor portion 201 Make to be formed after shrinking extension and be connected with supervisor portion 201 and separator tube portion 202 with the region of buffering 202 phase of pipe portion linking in portion 201 The sealing-plug that the top ports of logical air inlet pipe portion 203 and the top ports and air inlet pipe portion 203 that will buffer pipe portion 202 block 204；Wherein, air inlet e is opened on the peripheral wall of air inlet pipe portion 203, and floating ball 200 of restricting water supply then is installed in air inlet pipe portion 203. As a result, using supervisor portion 201 as the main interface channel of air intake duct c and mask, air inlet pipe portion 204 and supervisor portion 201 are utilized Between variable-diameter structure space can be then provided for the assembly for floating ball 200 of restricting water supply and guarantee to restrict water supply closing of the floating ball 200 to air inlet e Or open effect.

For the structure for optimizing entire mask to the maximum extent, enhance the practicality energy, the mask of the present embodiment includes by face (it can be transparent using region-wide transparent form or regional area as the case may be for the rigid lens cover of portion region progress mask Form, and making material then by plastic material injection molding and can have enough structural strengths) and it is installed in rigid lens cover Land side and by the space of the land side of rigid lens cover be divided into air-breathing chamber A (can be understood as its be located at ocular in, To play the role of observing subaqual landscape for diving personnel simultaneously, making material can be made by flexible silica gel) and respiratory cavity The flexible liner cover of room B (can be understood as it is located in oro-nasal region, to provide the space of respiratory ventilation for diving personnel), One is provided at the top of rigid lens cover to be connected with air-breathing chamber A and enter tracheae 300, air intake passage with what air intake duct c was connected to each other It is connected by entering tracheae 300 and air-breathing chamber A, and exhalation passages a is then formed in the outer avris of profile and flexibility of rigid lens cover It serves as a contrast in the profile of cover between avris and is connected with breathing chamber B, meanwhile, air-breathing chamber A and breathing chamber B are soft by being installed in Property lining cover on breather cheek valve 301 be connected；Exhaust check valve 101 is installed in the top edge of the surface side that meets water of rigid lens cover Region and the side for being located at least in air intake duct c；Wherein, the particular number of breather cheek valve 301 is preferably two and is placed in The two sides (that is: region corresponding with cheek region) of nose, the particular number of exhaust check valve 101 are preferably two and divide It is placed in the two sides of air intake duct c.The sizing to mask body can be realized using rigid lens cover as a result, and guarantees the structural strength of mask Basis, and then the region of mask can be carried out using flexible liner cover function division and to guarantee its compactness with facial contact； It then can guarantee by the breather cheek valve 301 of setting after being entered in breathing chamber B by the fresh air that air-breathing chamber A enters not It can flow back, and the exhaust gas breathed out will not flow backward to air-breathing chamber A；To guarantee entrance and the row of exhaust gas of air It can only circulate out along unidirectional path.

For optimize flexible liner cover structure, the flexible liner cover of the present embodiment include along rigid lens cover contour line distribution and with Skirt portion 302 that rigid lens cover is linked together is horizontally placed in skirt portion 302 and is divided into the space of the land side of rigid lens cover Each other in the partition portion 303 of air-breathing chamber A and breathing chamber B being distributed up and down, skirt portion 302 and partition portion 303 preferably by Flexible silica gel integrated injection molding, and the bottom end in partition portion 303 and the backwater surface of rigid lens cover fit with realization pair The purpose that air-breathing chamber A is isolated with breathing chamber B；Breather cheek valve 301 is installed on the top end part in partition portion 303, is exhaled Gas channel a is then formed between the outer avris of profile of skirt portion 302 and rigid lens cover.

It is integrated to enable the building block of entire mask firmly to assemble, the rigid lens cover of the present embodiment includes main body Lens cover 304, the lens cover flanging formed after being bent by the land side of profile edge towards the main body lens cover 304 of main body lens cover 304 305, it is set to the profile edge on the backwater surface of main body lens cover 304 and along the track of the inner surface of lens cover flanging 305 trend point The lens cover coaming plate 306 of cloth and be set in by lens cover flanging 305 main body lens cover 304 profile periphery formed frame 307, skirt The shape of the truncation surface in portion 302 is in class " u "-shaped, skirt portion 302 it is fixed by formed frame 307 and cover at lens cover flanging 305 with Between lens cover coaming plate 306；It is formed at this point, exhalation passages a is then enclosed by skirt portion 302, lens cover flanging 305 and lens cover coaming plate 306, It offers on lens cover coaming plate 306 and in the profile of breathing chamber B and breathing chamber B is connected with exhalation passages a Vacant mouth (it, which is equivalent to, is formed in cheek and cheek region below), exhaust check valve 101 is installed on formed frame 307 To be connected by the hole location (not shown) being opened on lens cover flanging 305 and/or skirt portion 302 with exhalation passages a, enter Tracheae 300 then by lens cover flanging 305 work extend after molding (its end can make it is oppositely extending after be directly connected with air-breathing chamber A It is logical).The main body of flexible liner cover can be not only assembled securely with main body lens cover 305 and be integrated using formed frame 307 as a result, And the assembly for hood 100 and exhaust check valve 101 provides space；It exhalation passages a, air intake passage, air-breathing chamber A and exhales Chamber B is inhaled then to enclose molding by corresponding component or form using the structure gap between corresponding component.

To guarantee that diving mask can firmly be worn, and its utility function is enriched, the diving mask of the present embodiment is also Including at least one set, through the bandage connection buckle 308 in the distribution of skirt portion 302 and stationary body lens cover 304, (card is can be used in it Button or the structure types such as fixed ring) in order to by the direct bondage in the both ends of the fixtures such as bandage or being fixed on bandage connection On button 308 or one end bondage or be fixed therein on a bandage connection buckle 308, the other end is fastened in a manner of buckling etc. and is tied up On band connection button 308；Meanwhile a fixing seat 309 is also installed on formed frame 307, to be realized using fixing seat 309 to such as The fixation of the kit items such as video camera, camera, mobile phone, illuminator, so that subaqual landscape is imaged for diving personnel, It takes pictures or underwater situation is carried out the offer convenience such as to illuminate.

Compactedness and comfort after being worn for enhancing mask with facial contact, are arranged on the surface of skirt portion 302 Have the face buffering fold skirt 310 being in contact in the profile for being located at rigid lens cover and with face contour, correspondingly, every The top margin in piece portion 303 is formed with the nose buffering fold skirt 311 for being in contact with nasal region after bending.With this, It is improved, is contacted using the flexibility characteristics of fold skirt with the different zones of face, not only by the structure to flexible liner cover The comfort after mask is worn can effectively be enhanced, and water can be prevented to a certain extent by the gap between mask and face Into in mask.

After preventing water from entering mask because of various factors, can not be quickly discharged, rigid lens cover bottom and be located at A sluicing check-valves 312 is installed in the profile of breathing chamber B.It can will enter breathing chamber B using sluicing check-valves 312 Interior water is quickly discharged, to prevent the fortuitous events such as water of choking.

Folding storage is carried out for enhancing diving mask or the convenience used, the diving mask of the present embodiment are assembled in expansion Further including one can be as the case may be by the docking pipe sleeve of silica gel material injection molding, and docking pipe sleeve includes being socketed on into tracheae The first pipe sleeve 401 on 301 or air intake duct c is socketed on the second pipe sleeve 402 that region is connected to each other into tracheae 301 and air intake duct c, And the first pipe sleeve 401 and the second pipe sleeve 402 are then linked together by a flexible link belt 403.It is sleeved and fixed as a result, with casing Mode can avoid because not only simplifying mask using series of problems brought by fixed connection structure or buckle-type connection structure Overall structure, and greatly facilitate and air intake duct c and mask are dismounted, folding storage.

The above is only the preferred embodiment of the present invention, and therefore it does not limit the scope of the patent of the utility model, Equivalent structure or equivalent flow shift made by using the description of the utility model and the drawings, is directly or indirectly transported Used in other related technical areas, it is also included in the patent protection scope of the utility model.

Claims

1. a kind of diving mask, it includes a mask with exhalation passages and air intake passage, it is characterised in that: it further includes one The edge of the air intake duct for being set to the top of mask and being connected with air intake passage, the surface side that meets water of the mask is installed with exhaust Mouthful towards mask back side directional spreding hood, be installed in hood on the mask with by exhalation passages and row The exhaust check valve that port is connected.

2. a kind of diving mask as described in claim 1, it is characterised in that: the air intake duct includes that a bottom end is installed in face The gas-guide tube that the top of cover and bottom nozzle are connected with air intake passage offers air inlet on the peripheral wall of the top end part of the gas-guide tube Hole, is installed with floating ball of restricting water supply in the top end part of the gas-guide tube, restrict water supply floating ball conducting or the partition air inlet and gas-guide tube The communication path of principal space.

3. a kind of diving mask as claimed in claim 2, it is characterised in that: the gas-guide tube includes the top for being installed in mask And bottom nozzle be connected with air intake passage supervisor portion, by supervisor portion top ports along supervisor portion axial direction make shrink extend The buffering pipe portion that is formed afterwards, with the region that buffering pipe portion is mutually connected make to shrink by supervisor portion extend after formed and ease up with supervisor portion The air inlet pipe portion and the sealing for blocking the top ports of the top ports for buffering pipe portion and air inlet pipe portion that washing pipe portion is connected Plug, the air inlet are opened on the peripheral wall of air inlet pipe portion, and the floating ball of restricting water supply is installed in air inlet pipe portion.

4. a kind of diving mask as claimed in any one of claims 1-3, it is characterised in that: the mask includes by facial area Domain carries out the rigid lens cover of mask and is installed in the land side of rigid lens cover and is divided into the space of the land side of rigid lens cover The flexible liner cover of air-breathing chamber and breathing chamber, it is described rigidity lens cover at the top of be provided with one be connected with air-breathing chamber and with suction What tracheae was connected to each other enters tracheae, and the air intake passage is connected by entering tracheae and air-breathing chamber, and the exhalation passages are formed in It is connected between the outer avris of the profile of rigid lens cover and avris in the profile of flexible liner cover and with breathing chamber, the air-breathing chamber It is connected with breathing chamber by the breather cheek valve being installed on flexible liner cover；

The exhaust check valve is installed in the top edge region of the surface side that meets water of rigid lens cover and is located at least in the one of air intake duct Side.

5. a kind of diving mask as claimed in claim 4, it is characterised in that: the flexible liner cover includes the wheel along rigid lens cover Profile be distributed and be linked together with rigid lens cover skirt portion, be horizontally placed in skirt portion and by the space of the land side of rigid lens cover Be divided into each other be in the air-breathing chamber being distributed up and down and breathing chamber partition portion, the skirt portion and partition portion one at Type, and the bottom end in the partition portion and the backwater surface of rigid lens cover fit；The breather cheek valve is installed in partition portion Top end part on, the exhalation passages are formed between the outer avris of profile of skirt portion and rigid lens cover.

6. a kind of diving mask as claimed in claim 5, it is characterised in that: the rigidity lens cover includes main body lens cover, by leading Lens cover flanging that the land side of profile edge towards the main body lens cover of somascope cover is formed after bending, the backwater for being set to main body lens cover The profile edge on surface and the track of the inner surface along lens cover flanging move towards the lens cover coaming plate of distribution and by lens cover flanging sets The formed frame of profile periphery loaded on main body lens cover, the shape of the truncation surface of the skirt portion are in class " u "-shaped, and the skirt portion is logical Formed frame is crossed to fix and cover between lens cover flanging and lens cover coaming plate；

The exhalation passages are enclosed by skirt portion, lens cover flanging and lens cover coaming plate and are formed, and on the lens cover coaming plate and are located at breathing The vacant mouth that breathing chamber is connected with exhalation passages is offered in the profile of chamber, the exhaust check valve is installed in On formed frame, it is described enter tracheae by lens cover flanging work extend after form.

7. a kind of diving mask as claimed in claim 6, it is characterised in that: it further includes at least one set of through skirt portions Bandage connection buckle in cloth and stationary body lens cover is also installed with a fixing seat on the formed frame.

8. a kind of diving mask as claimed in claim 5, it is characterised in that: be provided with and be located at just on the surface of the skirt portion Property lens cover profile in and the face buffering fold skirt that is in contact with face contour, the top margin in the partition portion it is curved along making The nose buffering fold skirt for being in contact with nasal region is formed with after folding.

9. a kind of diving mask as claimed in claim 4, it is characterised in that: the bottom of the rigidity lens cover and be located at respiratory cavity A sluicing check-valves is installed in the profile of room.

10. a kind of diving mask as claimed in claim 4, it is characterised in that: it further includes a butt tube set, the butt tube Set includes the first pipe sleeve being socketed on tracheae or air intake duct, is socketed on the second pipe for being connected to each other region into tracheae and air intake duct Set and the flexible link belt for being linked together the first pipe sleeve and the second pipe sleeve.