CN204134076U - There is the cavate mouth mask of oxygen-supplying function - Google Patents
There is the cavate mouth mask of oxygen-supplying function Download PDFInfo
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- CN204134076U CN204134076U CN201420540637.5U CN201420540637U CN204134076U CN 204134076 U CN204134076 U CN 204134076U CN 201420540637 U CN201420540637 U CN 201420540637U CN 204134076 U CN204134076 U CN 204134076U
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- mouth mask
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Abstract
The utility model discloses a kind of cavate mouth mask with oxygen-supplying function, mainly solve the problem that mouth mask in prior art is difficult to take into account protection effect and gas permeability.This Respirator structure, comprise mask body (1), with the ear band being connected to this mask body (1) two ends, it is characterized in that, the position that described mask body (1) inner side is corresponding with the mouth and nose of people is also welded by ultrasonic suturing skill and is pressed with card-bit part (2), this card-bit part is a closed circle, and central closing is connected with the gas grid box (3) that is built-in with mini-fan (4).The utility model design is ingenious, convenient for installation and maintenance, and result of use is good, has very high practical value.
Description
Technical field
The utility model relates to a kind of mouth mask, specifically, relates to a kind of cavate mouth mask with oxygen-supplying function
.
Background technology
Mouth mask is generally used for the nose and mouth being worn on people, and for filtering the air of turnover mouth and nose, to reach the object of blocking harmful gas, smell, the spittle, its material mostly is cloth or paper.In order to ensure health, safety, mouth mask directly abandons usually after this multiple use.The structure of mouth mask is made up of mask main body and ear band usually, and mask main body plays a part to filter, blocking harmful material, and ear band then plays and mask main body is fixed on people's ear or head, avoid the effect of dropping.
Medical protective mask requires more strict than common mouth mask, its mask main body be divided into interior, in, outer three layers, internal layer is common health gauze or non-woven fabrics, and middle level is superfine polypropylene fiber melt-blowing material layer, and skin is non-woven fabrics or ultra-thin polypropylene melt-blown material layer.And part adverse circumstances, as: infected area, Viral experiment room, toxic chemical test, mine etc., its staff is then higher to the requirement of mouth mask, not only requires that protection effect is good, more requires comfortable wearing.As everyone knows, the leading indicator of comfortable wearing is except the made of soft degree of mouth mask, also comprise the gas permeability of mouth mask, then there is implacable contradiction with protection effect in gas permeability, the mouth mask of good permeability is difficult to ensure protection effect, improves protection effect and must reduce gas permeability again, just because of this, existing various mouth mask is all difficult to realize taking into account in gas permeability and protection effect two, reaches gratifying effect.
Utility model content
The purpose of this utility model is to provide a kind of cavate mouth mask with oxygen-supplying function, solves prior art Problems existing, while guarantee protection effect, improves ventilation efficiency.
To achieve these goals, the technical solution adopted in the utility model is as follows:
There is the cavate mouth mask of oxygen-supplying function, comprise mask body, with the ear band being connected to these mask body two ends, position corresponding with the mouth and nose of people inside described mask body is also welded by ultrasonic suturing skill and is pressed with card-bit part, this card-bit part is embedded with gas grid box, and this gas grid box inside is provided with mini-fan.
Further, the bottom surface opening part of described card-bit part is provided with the annular support wall that is positioned at card-bit part inside, the cross section of this annular support wall is arc surface, and meanwhile, the opening inside edge, bottom surface of described card-bit part is also provided with an extended surface be connected with the bottom of described annular support wall; Described gas grid box snaps in described annular support wall, and spacing by described extended surface.
Again further, described gas grid box comprises the deck snapped in described extended surface, to snap in described annular support wall and to be fixed on the chuck of described deck upper surface, and being fixed on the base of this chuck upper surface, and the upper cover supporting with this base; Described deck, chuck, base and on cover and be respectively arranged with passage, described mini-fan is arranged in described base.
In order to ensure the angle formed between annular support wall and extended surface, good position-limiting action is produced to chuck, the axis of described annular support wall and described extended surface place plane orthogonal.
Precisely, for ease of installing mini-fan, farthest improve air circulation efficiency, described base is rectangular cavities, described deck, chuck, base and on the passage that covers form the flow channel that ambient atmosphere enters mouth mask inside.
Preferably, the sidewall of described base offers hole clipping, the sidewall of described upper cover then offers the fixture block supporting with this hole clipping; Described annular support wall is also provided with draw-in groove, and position corresponding with this draw-in groove on described base is then provided with card article.Snap fit while guarantee stable connection, also for Assembly And Disassembly provides conveniently, for parts replacing and again utilize and provide feasibility.
For the ease of the convenience of mini-fan external power supply, described gas grid box is also provided with the USB wire casing be connected with described mini-fan.
Preferably, described card-bit part, deck, chuck form by plastic production; Described base and upper cover are made by hard ABS material.Utilize the adhesive of plastics, greatly can strengthen deck, frictional force between chuck and card-bit part and degree of adhesion, make that the snap effect of bringing about the desired sensation between grid box and card-bit part is more firm can not be broken.
Preferably, described card-bit part is pressed on the inner side of described mask body by ultrasonic suturing skill weldering.
For coordinating face shape, the comfort level that guarantee is worn and protection effect, described mask body strikes out arch by mould is disposable, comprise internal layer filter membrane, with the outer fabric be coated on this internal layer filter membrane surface, wherein, described internal layer filter membrane is made up of melt-blown cotton, non-woven fabrics, sponge, cotton or chemical fibre.
The utility model is mainly on the good Respirator structure basis of existing protection effect, increase a set of oxygen-increasing device, be made up of gas grid box, by arranging card-bit part, gas grid box is installed simultaneously, thus raising air velocity, improve oxygen and enter the efficiency of mouth mask, finally reach the object that protection effect and aeration are taken into account, meanwhile, the utility model has also taken into account comfortable wearing degree.
Compared with prior art, the utility model has following beneficial effect:
(1) the utility model is by mask body, the cooperatively interacting of the gentle grid box of card-bit part, mutually support, have effectively achieved the object that protection effect and gas permeability are taken into account, simultaneously by the selection to all parts material, farthest reduce the weight of mouth mask, ensure that comfort level when mouth mask is worn.
(2) gas grid box and card-bit part, upper cover and base are all designed to snap fit by the utility model, not only easy for installation, more follow-up plant maintenance, part replacement are provided convenience, and avoid the waste that can only overall abandon after conventional mouth mask uses certain number of times; And the dual retaining structure of the utility model design and the blocking characteristics of plastic material cooperatively interact, make the stability of whole mouth mask very reliable.
(3) the utility model design is ingenious, easy to use, and protection effect and gas permeability are all good, and be very applicable to large-scale promotion application, be particluarly suitable for using in adverse circumstances, practical value is very high.
Accompanying drawing explanation
Fig. 1 is overall structure schematic diagram of the present utility model.
Fig. 2 is the perspective view of card-bit part in the utility model-embodiment 1.
Fig. 3 be in Fig. 2 A-A to sectional view.
Fig. 4 is the structural representation of a kind of gas grid box in the utility model-embodiment 1.
Fig. 5 is deck in the utility model-embodiment 1, chuck, position relationship schematic diagram between annular support wall and extended surface.
Fig. 6 is the structural representation of another kind of gas grid box in the utility model-embodiment 1.
Fig. 7 is the structural representation of gas grid box in the utility model-embodiment 2.
In above-mentioned accompanying drawing, the component names that Reference numeral is corresponding is as follows:
1-mask body, 2-card-bit part, 3-gas grid box, 4-mini-fan, 5-annular support wall, 6-extended surface, 7-upper cover, 8-base, 9-deck, 10-chuck, 11-hole clipping, 12-fixture block, 13-passage, 14-USB wire casing, 15-draw-in groove, 16-card article.
Detailed description of the invention
Below in conjunction with drawings and Examples, the utility model is described in further detail, and embodiment of the present utility model includes but not limited to the following example.
Embodiment 1
As shown in Figure 1, the Respirator structure of the utility model design, mainly comprises mask body 1, ear band, and is positioned at the card-bit part 2 inside mask body, and be connected to the gas grid box 3 of this card-bit part 2 inside.Wherein, mask main body 1 entirety overarches, mate with face shape, when being worn on face, there is certain gap in the madial wall of its central part and the skin of people, avoids and direct skin contact on the one hand, affect comfortableness, be on the other hand that the circulation of air provides space with persisting, make breathing convenient.Whole mask body, by the disposable punch forming of mould, structurally comprises internal layer filter membrane and outer fabric, and for ensureing protection effect, internal layer filter membrane generally selects melt-blown cotton, non-woven fabrics, sponge, cotton or chemical fibre to make, and more preferably then selects anti-PM2.5 filter membrane.Ear band is elastic ear band, can change size, to adapt to the crowd of different size in a certain degree.
As shown in Figure 2, card-bit part 2 entirety is in bowl-shape, and one end is slightly sharp, to adapt to the nasal cavity of people, and the complete opening in its bottom surface.At the inner bottom surface opening part of card-bit part 2, the annular support wall 5 that punching press has a circle to extend to card-bit part sidewall direction, and be connected with the bottom of this annular support wall 5 and the extended surface 6 extended to card-bit part bottom center.The inwall that it should be noted that annular support wall 5 is arc surface, and cave inward, as shown in Figure 3, it can coordinate completely with chuck 10, realizes clamping.And the setting of extended surface 6, then in make deck 9 directly snap in opening that extended surface 6 surrounds, dual clamping like this is spacing, effectively can guarantee stability and the reliable rows of annexation.
As shown in Figure 4 and Figure 5, gas grid box 3 is made up of deck 9, chuck 10, base 8, upper cover 7 and mini-fan 4.Wherein, the shape of deck 9 and size are mated mutually with the opening of extended surface 6 inside, and in the present embodiment, deck 9 is rectangle, and extended surface 6 inside opening is also rectangle, and deck 9 cannot be rocked in extended surface 6 inside opening.Certainly, the shape of deck also can be arranged to other polygons, even circular, oval etc., this technology is not construed as limiting this, as long as mutually mate with the interior shape of extended surface 6, deck cannot be rocked in extended surface.Described chuck 10 is more bigger than deck 9, and be fixed on the upper surface of deck 9, its edge snaps in the depression of annular support wall 5 inwall, and is subject to the spacing of extended surface 6.Base 8 is fixed on the upper surface of chuck 10, its sidewall offers multiple hole clipping 11, and upper cover 7 snaps in described hole clipping 11 by the fixture block 12 be arranged on its sidewall and realizes the clamping with base 8.In addition, in order to ensure the stability of clamping further, annular support wall 5 is also provided with draw-in groove 15, also the card article 16 matched with draw-in groove 15 is provided with in the side wall lower ends of base 8, make while chuck 10 snaps in annular support wall 5, card article 16 also snaps in draw-in groove 15, thus forms dual clamping.It is inner that described mini-fan 4 is arranged on base 8.The bottom surface of upper cover 7, base 8, chuck 10 and deck 9 offer multiple passage 13 respectively, all passages form an air flow path, under the effect of mini-fan 4, air in air accelerates across mask body 1, by the re-entrant portion inside passage 13 inlet port cover body 1 and between application on human skin, breathe for people, the gas that people breathes out then is discharged from the gap between mouth mask both sides and application on human skin.
In the utility model, deck 9 and base 8 also can be as a whole, namely deck 9 is cancelled, the position of chuck 10 is moved to the middle part of base 8, the part making base 8 be positioned at chuck less than 10 forms the structure being similar to deck 9, and for the ease of producing, simplifying linkage editor, chuck 10 and base 8 directly can adopt the disposable punch forming of diel, as shown in Figure 6.Under this configuration, card article 16 can be positioned at same plane with chuck 10, also can not at same plane.
For the ease of mini-fan external power supply, in the present embodiment, one end of upper cover 7 is provided with USB wire casing 14, the respective side walls of base 8 offers a breach, after upper cover 7 with base 8 clamping, USB wire casing 14 is just in time filled up in this breach, makes the sidewall of base 8 without leak, and outside air can only by passage from outside to inside successively by each Rotating fields of mouth mask.When installing mini-fan, be directly connected on USB wire casing by the supply terminals of mini-fan, both remain conducting state.During use, in the pocket that outside portable power source can be placed on people or bag, by the output of portable power source access USB wire casing, namely can be mini-fan and power.This power supply mode can alleviate the weight of mouth mask itself greatly, for the head of wearer reduces the heavy burdens, improves comfortable wearing degree.But, this technology can also adopt the self-powered mode of mini-fan to realize power supply, namely direct at base 8 inside installation supply unit, directly for mini-fan is powered, after electric quantity consumption is complete, be the charging power supply of chassis interior by external power source by USB wire casing, this mode can reduce the trouble using mouth mask, but but can increase the weight of mouth mask, compared with front a kind of mode, respectively there is quality, can select flexibly according to actual needs.
The utility model is by deck and extended surface clamping, chuck and annular support wall clamping, make between gas grid box and card-bit part, to define dual clamping relation, utilize the blocking characteristics of plastics and the large feature of frictional force simultaneously, make the fastness between gas grid box and card-bit part and stability obtain strong guarantee; The domes of mask body and sandwich construction then ensure that the pliability of material, protection effect and air permeable effect, make whole structure of the present utility model be far longer than existing various mouth mask, have very high practical value.
Embodiment 2
Embodiment 2 is with the difference of embodiment 1, and be provided with two gas grid boxes in the present embodiment altogether, two gas grid boxes can link together, and are connected to the middle part of card-bit part, also can separately be connected in the two opposite side walls of card-bit part.For adapting to the moulded of mouth mask, when two gas grid boxes link together, structure as shown in Figure 7, arrange in the angle of 60 ° ~ 120 ° between two gas grid boxes, the edge of two gas grid boxes snaps in the annular support wall 5 of card-bit part, then card-bit part is pressed in the inwall central part of mask body by ultrasonic suturing skill weldering, corresponding with the mouth and nose position of people.Inner at two gas grid boxes, be separately installed with a mini-fan, two mini-fans are by a USB wire casing and outside portable power source conducting, work simultaneously, reversely rotate, namely a mini-fan promotes feed rate, and another mini-fan promotes to give vent to anger efficiency, makes the circulatory system forming a gas high flow between ambient atmosphere and mouth mask inside.The present embodiment is more better than embodiment 1 in oxygenation effect, but owing to adding a gas grid box and a mini-fan, therefore slightly increase compared with embodiment 1 with in cost in the weight of whole mouth mask, but do not affect popularization and the use of mouth mask.
Certainly, a mini-fan also can be adopted to configure the mode of a portable power source, this mode makes two mini-fans to work simultaneously, also can work independently, to adapt to the demand of varying environment.Two mini-fans can be started in adverse circumstances simultaneously, and in relatively good environment, then only start a mini-fan, it should be noted that, under this set, two mini-fans all work for improving intake efficiency, and the pressure then utilizing air inlet to produce is to promote the raising of exhaust efficiency.
Above-described embodiment is only preferred embodiment of the present utility model; restriction not to the utility model protection domain; in every case design principle of the present utility model being adopted, and the change carried out non-creativeness work on this basis and make, all should belong within protection domain of the present utility model.
Claims (9)
1. there is the cavate mouth mask of oxygen-supplying function, comprise mask body (1), with the ear band being connected to these mask body two ends, it is characterized in that, the position that described mask body (1) inner side is corresponding with the mouth and nose of people is also welded by ultrasonic suturing skill and is pressed with card-bit part (2), this card-bit part is embedded with gas grid box (3), and this gas grid box inside is provided with mini-fan (4).
2. the cavate mouth mask with oxygen-supplying function according to claim 1, it is characterized in that, the bottom surface opening part of described card-bit part (2) is provided with the annular support wall (5) that is positioned at card-bit part inside, the inwall of this annular support wall (5) is arc surface, meanwhile, the opening inside edge, bottom surface of described card-bit part is also provided with an extended surface (6) be connected with the bottom of described annular support wall (5); Described gas grid box (3) snaps in described annular support wall (5), and spacing by described extended surface (6).
3. the cavate mouth mask with oxygen-supplying function according to claim 2, it is characterized in that, described gas grid box (3) comprises the deck (9) snapped in described extended surface (6), to snap in described annular support wall (5) and to be fixed on the chuck (10) of described deck (9) upper surface, and be fixed on the base (8) of this chuck (10) upper surface, and the upper cover (7) supporting with this base (8); Described deck (9), chuck (10), base (8) and upper cover (7) are respectively arranged with passage (13), and described mini-fan (4) is arranged in described base (8).
4. the cavate mouth mask with oxygen-supplying function according to claim 3, is characterized in that, the axis of described annular support wall (5) and described extended surface (6) place plane orthogonal.
5. the cavate mouth mask with oxygen-supplying function according to claim 4, it is characterized in that, described base (8) is rectangular cavities, and the passage (13) on described deck (9), chuck (10), base (8) and upper cover (7) forms the flow channel that ambient atmosphere enters mouth mask inside.
6. the cavate mouth mask with oxygen-supplying function according to claim 3 or 5, it is characterized in that, the sidewall of described base (8) offers hole clipping (11), the sidewall of described upper cover (7) then offers the fixture block (12) supporting with this hole clipping (11).
7. the cavate mouth mask with oxygen-supplying function according to claim 6, is characterized in that, described annular support wall (5) is also provided with draw-in groove (15), is then provided with card article (16) in the upper position corresponding with this draw-in groove (15) of described base (8).
8. the cavate mouth mask with oxygen-supplying function according to claim 7, is characterized in that, described gas grid box (3) is also provided with the USB wire casing (14) be connected with described mini-fan (4).
9. the cavate mouth mask with oxygen-supplying function according to claim 8, it is characterized in that, institute's mask body (1) strikes out arch by mould is disposable, comprise internal layer filter membrane, with the outer fabric be coated on this internal layer filter membrane surface, wherein, described internal layer filter membrane is made up of melt-blown cotton, non-woven fabrics, sponge, cotton or chemical fibre.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420540637.5U CN204134076U (en) | 2014-09-20 | 2014-09-20 | There is the cavate mouth mask of oxygen-supplying function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420540637.5U CN204134076U (en) | 2014-09-20 | 2014-09-20 | There is the cavate mouth mask of oxygen-supplying function |
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| Publication Number | Publication Date |
|---|---|
| CN204134076U true CN204134076U (en) | 2015-02-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420540637.5U Active CN204134076U (en) | 2014-09-20 | 2014-09-20 | There is the cavate mouth mask of oxygen-supplying function |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104190014A (en) * | 2014-09-20 | 2014-12-10 | 四川省多持生物科技有限公司 | Cavity type mask with oxygenation function |
| WO2020057602A1 (en) * | 2018-09-19 | 2020-03-26 | 方高亮 | Electric respirator |
-
2014
- 2014-09-20 CN CN201420540637.5U patent/CN204134076U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104190014A (en) * | 2014-09-20 | 2014-12-10 | 四川省多持生物科技有限公司 | Cavity type mask with oxygenation function |
| CN104190014B (en) * | 2014-09-20 | 2017-02-15 | 成都和煦医疗科技有限公司 | Cavity type mask with oxygenation function |
| WO2020057602A1 (en) * | 2018-09-19 | 2020-03-26 | 方高亮 | Electric respirator |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20160324 Address after: 610000 No. 12 West core road, hi tech Zone, Chengdu, Sichuan Patentee after: CHENGDU HEXU MEDICAL TECHNOLOGY CO., LTD. Address before: 610000 Wuhou District Province, Chengdu, Jia Ling Road, No. 20, No. 6, layer 1, 55 Patentee before: SICHUAN DUOCHI BIOTECHNOLOGY CO., LTD. |