CN204890884U - Face mask assembly - Google Patents
Face mask assembly Download PDFInfo
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- CN204890884U CN204890884U CN201520435341.1U CN201520435341U CN204890884U CN 204890884 U CN204890884 U CN 204890884U CN 201520435341 U CN201520435341 U CN 201520435341U CN 204890884 U CN204890884 U CN 204890884U
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- forehead supports
- face shield
- locating slot
- shield assembly
- forehead
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Abstract
The utility model provides a face mask assembly. Face mask assembly includes: the frame, including the frame main part and set up in first connecting portion in the frame main part, forehead support, include with first connecting portion articulated second connecting portion, the second connecting portion can make forehead support for the swing of frame main part, locking mechanism, it is right to be used for the locking location is carried out in forehead support's swing, including setting up first locking portion in the frame main part is in with the setting forehead support last and with the first matched with of locking portion second locking portion. The utility model discloses an in face mask assembly's the embodiment, locking mechanism can be with the position of forehead support locking in the difference, and the person of wearing can be based on the forehead characteristic of oneself and adjust forehead support. Thus, the utility model discloses a face mask assembly just can satisfy the demand of wearing of the difference person's of wearing different forehead height.
Description
Technical field
This utility model relates to breathing assistance apparatus, particularly relates to a kind of face shield assembly.
Background technology
As everyone knows, face shield assembly (or claiming breathing mask) is mainly applied in the treatment of the continuous positive airway of various respiratory tract disease or sleep disordered breathing.Face shield assembly needs to be connected with respirator usually, and in face shield, gas remains certain air pressure, and face shield and face binding site have good air-tightness, and the gas that respirator exports is supplied to wearer.
Face shield assembly needs long periods of wear, and the experience impact of wearing comfort on user is very large.Be provided with forehead supports face shield assembly can pressure-bearing to the forehead position of wearer, provide support power by forehead, to alleviate the compressing of face shield assembly to wearer's face.But the complex structure of the forehead supports of existing face shield assembly, wearer is inconvenient regulates forehead supports to adapt to the forehead height of self wearing in process.
Utility model content
Technical problem to be solved in the utility model is the complex structure of the forehead supports in order to overcome face shield assembly in prior art, and wearer's inconvenience is wearing in process the deficiency regulating forehead supports.
For the problems referred to above, the utility model proposes a kind of face shield assembly, it comprises: framework, comprises chassis body and is arranged at the first connecting portion in described chassis body; Forehead supports, comprise second connecting portion hinged with described first connecting portion, described second connecting portion can make described forehead supports swing relative to described chassis body; Lockable mechanism, for carrying out locking location to the swing of described forehead supports, comprising and is arranged on the first lock part in described chassis body and is arranged on the second lock part matched on described forehead supports and with described first lock part.
According to the embodiment of face shield assembly of the present invention, it forehead supports comprising framework and be used in combination with the chassis body of framework.The outer surface of chassis body is provided with the first connecting portion.Forehead supports is provided with the second connecting portion be hinged with the first connecting portion.Forehead supports and chassis body are articulated and connected, and forehead supports can be swung relative to chassis body.Wearer swing in a swing fashion forehead supports near or away from the forehead of wearer.After forehead supports is adjusted to suitable position, forehead supports can be fixed on this position by lockable mechanism, thus ensures the positional stability of forehead supports.Like this, when wearer wears face shield assembly of the present invention, wearer can utilize the swing of forehead supports automatically to regulate forehead supports according to the forehead height of self, such regulative mode is simple to operate, convenient and swift, and wearer only when first time wears forehead supports need be adjusted to correct position and after being fixed by forehead supports by lockable mechanism, wearing in process afterwards then no longer needs to carry out any adjustment.
In one embodiment, described first lock part comprises the shell fragment be arranged in described chassis body and the multiple locating slots be arranged on described shell fragment; Described second lock part comprises and being arranged on described forehead supports and the multiple positioning convex matched with described multiple locating slot.
In one embodiment, described forehead supports is provided with the mating holes passed for described shell fragment, described multiple positioning convex is arranged on the inner surface of described mating holes.
In one embodiment, described first lock part comprises the accommodation section be arranged in described chassis body and the multiple positioning convex be arranged on two relative sidepieces of described accommodation section; Described second lock part comprises and being arranged on described forehead supports and the multiple locating slots matched with described multiple positioning convex.
In one embodiment, described forehead supports is provided with the shell fragment extended towards described chassis body, described multiple locating slot is arranged on described shell fragment, and after described shell fragment inserts described accommodation section, described multiple locating slot matches with described multiple positioning convex.
In one embodiment, described shell fragment is two panels, and setting parallel to each other.
In one embodiment, described shell fragment is provided with the spacing preiection of the hunting range limiting described forehead supports.
In one embodiment, described multiple locating slot is set to strip slot or spherical depression portion; Described multiple positioning convex is set to strip projected parts or spherical surface hill.
In one embodiment, when described multiple locating slot is strip slot, the extended line of described multiple locating slot converges to a bit; When described multiple locating slot is spherical depression portion, the centre of sphere of described multiple locating slot is circumferentially same.
In one embodiment, described first connecting portion comprises the intake interface be arranged in described chassis body, and described second connecting portion inserts in described intake interface and described intake interface ball-joint.
According to the embodiment of face shield assembly of the present invention, it forehead supports comprising framework and be used in combination with the chassis body of framework.The outer surface of chassis body is provided with the first connecting portion.Forehead supports is provided with the second connecting portion be hinged with the first connecting portion.Forehead supports and chassis body are articulated and connected, and forehead supports can be swung relative to chassis body.Wearer swing in a swing fashion forehead supports near or away from the forehead of wearer.After forehead supports is adjusted to suitable position, forehead supports can be fixed on this position by lockable mechanism, thus ensures the positional stability of forehead supports.Like this, when wearer wears face shield assembly of the present invention, wearer can utilize the swing of forehead supports automatically to regulate forehead supports according to the forehead height of self, such regulative mode is simple to operate, convenient and swift, and wearer only when first time wears forehead supports need be adjusted to correct position and after being fixed by forehead supports by lockable mechanism, wearing in process afterwards then no longer needs to carry out any adjustment.In addition, forehead supports adapts to the different forehead height of different wearer in an oscillatory manner, thus meet different wearer well wear demand.
First connecting portion of chassis body is connected by hinged connected mode with the second connecting portion of forehead supports, more laborsaving when making wearer swing forehead supports.Lockable mechanism realizes the locking to forehead supports by fit form that is protruding and groove, makes wearer swing forehead supports more easily like this.In addition, processing that is protruding and groove is more prone to, and cost is low.
Accompanying drawing explanation
Also will be described in more detail this utility model with reference to accompanying drawing based on embodiment hereinafter.
Fig. 1 is the overall structure schematic diagram of face shield assembly first embodiment of the present utility model.
Fig. 2 is the integrally-built complete section schematic diagram of face shield assembly first embodiment of the present utility model.
Fig. 3 is the spherical pivot structure schematic diagram of face shield assembly of the present utility model.
Fig. 4 is the frame structure schematic diagram of face shield assembly first embodiment of the present utility model.
Fig. 5 is the forehead support structures schematic diagram of face shield assembly first embodiment of the present utility model.
Fig. 6 is the frame structure schematic diagram of face shield assembly second embodiment of the present utility model.
Fig. 7 is the forehead support structures schematic diagram of face shield assembly second embodiment of the present utility model.
Fig. 8 is the overall structure schematic diagram of face shield assembly of the present utility model 3rd embodiment.
Fig. 9 is the frame structure schematic diagram of face shield assembly of the present utility model 3rd embodiment.
Figure 10 is the forehead support structures schematic diagram of face shield assembly of the present utility model 3rd embodiment.
Description of symbols:
11, chassis body; 111, ball-and-socket; 112, accommodation section; 113, the second positioning convex; 114, liner; 12, forehead supports; 121, the first positioning convex; 122, mating holes; 123, spherical surface hill; 124, the second locating slot; 125, the second shell fragment; 126, free end; 13, spherical rotating shaft; 14, winding pipe assembly; 15, the first shell fragment; 151, the first locating slot; 152, spacing preiection; 153, spherical depression portion.
In the accompanying drawings, identical parts use identical Reference numeral.Accompanying drawing is not according to the scale of reality.
Detailed description of the invention
Below in conjunction with accompanying drawing, the utility model is described in further detail.
As shown in Figure 1, the embodiment of the face shield assembly of the present embodiment, it comprises framework, forehead supports 12 and connector.The liner 114 that framework comprises chassis body 11, is connected with chassis body 11.The first connecting portion in chassis body 11.Forehead supports 12 comprises second connecting portion hinged with the first connecting portion, and the second connecting portion can make forehead supports swing relative to chassis body.First connecting portion comprises the intake interface be arranged in chassis body 11, and the second connecting portion inserts in intake interface and intake interface ball-joint.
In the present embodiment, the first connecting portion comprises the ball-and-socket 111 (as shown in Figure 4) being arranged on intake interface place.Second connecting portion comprises the connector connecting forehead supports 12 and chassis body 11.Connector is spherical rotating shaft 13 (as shown in Figure 2 and Figure 3).Forehead supports 12 is fixedly connected with the first end of spherical rotating shaft 13.Second end of spherical rotating shaft 13 connects together with chassis body 11.The spherical surface of the second end of spherical rotating shaft 13 can be inserted in the ball-and-socket 111 of setting in chassis body 11.Like this, forehead supports 12 and spherical rotating shaft 13 can together with carry out rotating or swinging relative to chassis body 11.The first end of spherical rotating shaft 13 is also connected with the air inlet pipe of winding pipe assembly 14.When forehead supports 12 carries out oscillating motion, more convenient wearer adjust forehead supports 12 free end 126 (be provided with the end of headband hook, as shown in Figure 5) near or away from oneself forehead.
The face shield assembly of the present embodiment also includes lockable mechanism.Lockable mechanism can limit on the one hand the rotation of forehead supports 12, the free end 126 making forehead supports 12 only in an oscillatory manner near or away from liner 114; On the other hand, wear the face shield assembly of the present embodiment as wearer and complete after to the adjustment of the position of forehead supports 12, the position that lockable mechanism can realize forehead supports 12 keeps.Wearer adjusts forehead supports 12 and arrives the height being applicable to oneself, and after unclamping hands, under the effect of lockable mechanism, forehead supports 12 also can not occur offset and depart from the position of adjusting.Thus, afterwards wear in process, wearer no longer needs repeatedly to adjust forehead supports 12 continually, improves the comfort level and convenience worn.
Wearer can swing forehead supports 12 to realize adjusting the position of forehead supports 12, simultaneously the swing position of forehead supports 12 can be located by lockable mechanism locking, thus the free end 126 of forehead supports 12 can be adjusted to a suitable position according to the forehead feature of oneself by wearer.Like this, what the embodiment of the present embodiment face shield assembly can meet the different forehead height of different wearer wears demand.In addition, lockable mechanism also has an effect, the pressure of forehead supports 12 can be passed to chassis body 11, then be passed to liner 114, thus strengthens the air-tightness of liner 114.
When wearer wears the present embodiment face shield assembly, the position that the free end 126 on it is adjusted to oneself forehead applicable by forehead supports 12 can be swung.Lockable mechanism realizes carrying out locking location to the position of forehead supports 12, keeps the current location of forehead supports 12 not offset.In one embodiment, chassis body 11 is provided with the first lock part.Forehead supports 12 is provided with the second lock part.First lock part matches with the second lock part composition lockable mechanism.First lock part makes the locking realized forehead supports 12 swing position locate with coordinating of the second lock part.
In one embodiment, as shown in Figure 4, chassis body 11 is provided with the first shell fragment 15 on the outer surface of intake interface.First shell fragment 15 extends along with chassis body 11 towards forehead supports 12, and vertical with the outer surface of chassis body 11.First shell fragment 15 is provided with multiple first locating slot 151.First shell fragment 15 and the first locating slot 151 form the first lock part.
As shown in Figure 5, the second lock part comprises the first positioning convex 121 be arranged on forehead supports 12.When multiple first locating slot 151 is strip slot, the extended line of all first locating slots 151 converges to a bit.When multiple first locating slot 151 is spherical depression portions 153 (as shown in Figure 6), the centre of sphere in all spherical depression portions 153, circumferentially same, forehead supports 12 is provided with the spherical surface hill 123 (as shown in Figure 7) matched with spherical depression portion 153.Like this, under external force, when forehead supports 12 swings, the first positioning convex 121 matched with the first locating slot 151 that forehead supports 12 is arranged can enter into next first locating slot 151 exactly and fit together well with the first locating slot 151 after removing external force smoothly from upper first locating slot 151.
Forehead supports 12 arranges first positioning convex 121.First positioning convex 121 can coordinate with the first locating slot 151 of diverse location.Like this, the multistage adjustment of forehead supports 12 is just achieved when first positioning convex 121 coordinates from multiple the first different locating slot 151 respectively.The quantity that first locating slot 151 is arranged is more, and the subject range of forehead supports 12 to the different forehead features of different wearer is wider.In the embodiment as shown in fig .4, the first locating slot 151 is set to three, to realize the adjustment of high, normal, basic three gears.
Easy understand ground, the first positioning convex 121 and the first locating slot 151 can be set to multiple, can reach technique effect similar to the above.After multiple first positioning convex 121 coordinates with the first corresponding locating slot 151 simultaneously, can ensure the position of forehead supports 12 more stablize firm.
In one embodiment, as shown in Figure 5, the second lock part also comprises the mating holes 122 that permission first shell fragment 15 that forehead supports 12 is arranged passes forehead supports 12.First positioning convex 121 is arranged on the inner surface of mating holes 122, thus can match with the first locating slot 151 be arranged on outside the first shell fragment 15 well.Wearer firmly actuates forehead supports 12 when swinging, relative movement is there is in the first shell fragment 15 with mating holes 122, first positioning convex 121 can be deviate to enter another first locating slot 151 from first locating slot 151 again, until the free end 126 of forehead supports 12 is swung to the position of comfortable wearing by wearer, external force can be removed and stop swinging.Just limit the rotation of forehead supports 12 around the axis of spherical rotating shaft 13 after first shell fragment 15 is inserted into mating holes 122, forehead supports 12 can only be swung by close or away from wearer forehead.
Preferably, chassis body 11 is arranged two the first shell fragments 15 parallel to each other.Forehead supports 12 is provided with the first positioning convex 121 matched with the first locating slot 151 of each the first shell fragment 15.Two the first shell fragments 15 are inserted in mating holes 122 simultaneously, and the first shell fragment 15 can deform close to each other to make the first shell fragment 15 more easily enter in mating holes 122.After the first locating slot 151 matches with the first positioning convex 121, also just fit with the inner surface of mating holes 122 and contact in the surface of the first shell fragment 15.Like this, two the first shell fragments 15 limited the swing of forehead supports 12 better with coordinating of mating holes 122, made the swing of forehead supports 12 more stable.The lockup state of the first positioning convex 121 and the first locating slot 151 is more stable.
In one embodiment, as shown in Figure 4, the first shell fragment 15 comprises its surface of protrusion and crosses the spacing preiection 152 at mating holes 122 edge at least partially.Spacing preiection 152, for limiting the hunting range of forehead supports 12, prevents wearer firmly excessive or inadvertently actuate forehead supports 12 and cause the mating holes 122 of forehead supports 12 to depart from and the coordinating of the first shell fragment 15.Together form on the wobble tracks that spacing preiection 152 is positioned at forehead supports 12 and with chassis body 11 and carry out for forehead supports 12 gap that swings.When forehead supports 12 to swing to from chassis body 11 position (namely from the position that spacing preiection 152 is nearest) farthest from the position nearest from chassis body 11, the surface of forehead supports 12 chassis body 11 dorsad can be pressed on spacing preiection 152, thus spacing preiection 152 defines the hunting range of forehead supports 12, avoid the maloperation of wearer and cause forehead supports 12 and the first shell fragment 15 to depart from.
Be readily appreciated that ground, the first locating slot 151 can be arranged on the inner surface of mating holes 122, and the first positioning convex 121 is arranged on the first shell fragment 15.Like this, technique effect similar to the above can be realized.
Fig. 8 to Figure 10 show schematically show the structure of the 3rd embodiment of the face shield assembly of the present embodiment.
Fig. 8 show schematically show the overall structure completed after assembling of the face shield assembly of the 3rd embodiment of the present embodiment.As shown in Figure 9, the top (near one end of nose bridge when wearing) of chassis body 11 is provided with accommodation section 112.Accommodation section 112 is set to groove.Accommodation section 112 comprises two relative sidepieces and a bottom.Wherein, one or two sidepieces are provided with the second positioning convex 113.Accommodation section 112 and the second positioning convex 113 form the first lock part.Second lock part comprises the second locating slot 124 be arranged on forehead supports 12.Just can realize locating the locking of the swing position of forehead supports 12 after second locating slot 124 coordinates with the second positioning convex 113.
As shown in Figure 10, the second locating slot 124 is set to strip slot or spherical depression portion 153.Second positioning convex 113 is set to strip projected parts or spherical surface hill 123.When multiple second locating slot 124 is strip slot, the extended line of all second locating slots 124 converges to a bit.When multiple second locating slot 124 is spherical depression portions 153, the centre of sphere of all depressed parts is circumferentially same.Like this, when forehead supports 12 swings, the second positioning convex 113 matched with the second locating slot 124 that accommodation section 112 is arranged can from upper second locating slot 124 smoothly and enter into next second locating slot 124 exactly and fit together well with the second locating slot 124.
In one embodiment, as shown in Figure 10, the second lock part also comprises the second shell fragment 125 being arranged on forehead supports 12 and extending towards chassis body 11.Second locating slot 124 is arranged on the second shell fragment 125.Second shell fragment 125 is inserted in accommodation section 112, and the second locating slot 124 matches with the second positioning convex 113.When wearer firmly actuate forehead supports 12 swing time, relative movement is there is in the second shell fragment 125 with accommodation section 112, second positioning convex 113 can be deviate to enter another second locating slot 124 from second locating slot 124 again, until forehead supports 12 is swung to the position of comfortable wearing by wearer, can stop swinging.As shown in Figure 8, after the second shell fragment 125 is inserted into accommodation section 112, just limit the rotation of forehead supports 12 around the axis of spherical rotating shaft 13, forehead supports 12 can only be swung by close or away from wearer forehead.The swing position of forehead supports 12 to be matched from the second different locating slots 124 by the second positioning convex 113 to decide.
The sidepiece of accommodation section 112 only need arrange second positioning convex 113.Second positioning convex 113 can coordinate with the second locating slot 124 of diverse location.Like this, the multistage adjustment of forehead supports 12 is just achieved when second positioning convex 113 coordinates with the second locating slot 124 of multiple diverse location respectively.The quantity that second locating slot 124 is arranged is more, and the subject range of forehead supports 12 to the different forehead features of different wearer is wider.
Preferably, forehead supports 12 is provided with two parallel the second shell fragments 125.When two shell fragments insert accommodation section 112 simultaneously, each shell fragment can deform and close to each other.Like this, two shell fragments can more easily be inserted in accommodation section 112, after the second locating slot 124 coordinates with the second positioning convex 113, and two shell fragment reinstatements, namely parallel to each other.Two the second shell fragments 125 can limit the swing of forehead supports 12 better with coordinating of accommodation section 112, made the swing process of forehead supports 12 more stable.The lockup state of the second positioning convex 113 and the second locating slot 124 is more stable.
Easy understand ground, the second positioning convex 113 and the second locating slot 124 can be set to multiple, can reach technique effect similar to the above.After multiple second positioning convex 113 coordinates with the second corresponding locating slot 124 simultaneously, can ensure the position of forehead supports 12 more stablize firm.
In one embodiment, the second locating slot 124 can be arranged on the sidepiece of accommodation section 112, and the second positioning convex 113 is arranged on the second shell fragment 125.Like this, technique effect similar to the above can be realized.
The embodiment of the face shield assembly of above-described the present embodiment, when wearer wears, forehead supports 12 can carry out under the effect of lockable mechanism near or away from the wobbling action of wearer's forehead.When wearer swings forehead supports 12 with after the free end 126 of forehead supports 12 is adjusted to suitable position, lockable mechanism can carry out locking location to the swing position of forehead supports 12, prevent it from departing from the position of adjusting, forehead supports 12 is remained at the position that wearer adjusts, improve the comfort level of the process of wearing.The first lock part that lockable mechanism comprises and the second lock part can realize the multistage adjustment swung forehead supports 12, and what meet the different forehead features of different wearer to make face shield assembly wears demand.
Although be described this utility model with reference to preferred embodiment, when not departing from scope of the present utility model, various improvement can be carried out to it and parts wherein can be replaced with equivalent.Especially, only otherwise there is structural hazard, the every technical characteristic mentioned in each embodiment all can combine in any way.This utility model is not limited to specific embodiment disclosed in literary composition, but comprises all technical schemes fallen in the scope of claim.
Claims (10)
1. a face shield assembly, is characterized in that, comprising:
Framework, comprises chassis body and is arranged at the first connecting portion in described chassis body;
Forehead supports, comprise second connecting portion hinged with described first connecting portion, described second connecting portion can make described forehead supports swing relative to described chassis body;
Lockable mechanism, for carrying out locking location to the swing of described forehead supports, comprising and is arranged on the first lock part in described chassis body and is arranged on the second lock part matched on described forehead supports and with described first lock part.
2. face shield assembly according to claim 1, is characterized in that, described first lock part comprises the shell fragment be arranged in described chassis body and the multiple locating slots be arranged on described shell fragment; Described second lock part comprises and being arranged on described forehead supports and the multiple positioning convex matched with described multiple locating slot.
3. face shield assembly according to claim 2, is characterized in that, described forehead supports is provided with the mating holes passed for described shell fragment, described multiple positioning convex is arranged on the inner surface of described mating holes.
4. face shield assembly according to claim 1, is characterized in that, described first lock part comprises the accommodation section be arranged in described chassis body and the multiple positioning convex be arranged on two relative sidepieces of described accommodation section; Described second lock part comprises and being arranged on described forehead supports and the multiple locating slots matched with described multiple positioning convex.
5. face shield assembly according to claim 4, it is characterized in that, described forehead supports is provided with the shell fragment extended towards described chassis body, described multiple locating slot is arranged on described shell fragment, after described shell fragment inserts described accommodation section, described multiple locating slot matches with described multiple positioning convex.
6. the face shield assembly according to claim 2 or 5, is characterized in that, described shell fragment is two panels, and setting parallel to each other.
7. face shield assembly according to claim 6, is characterized in that, described shell fragment is provided with the spacing preiection of the hunting range limiting described forehead supports.
8. the face shield assembly according to claim 2 or 5, is characterized in that, described multiple locating slot is set to strip slot or spherical depression portion; Described multiple positioning convex is set to strip projected parts or spherical surface hill.
9. face shield assembly according to claim 8, is characterized in that, when described multiple locating slot is strip slot, the extended line of described multiple locating slot converges to a bit; When described multiple locating slot is spherical depression portion, the centre of sphere of described multiple locating slot is circumferentially same.
10. face shield assembly according to claim 1, is characterized in that, described first connecting portion comprises the intake interface be arranged in described chassis body, and described second connecting portion inserts in described intake interface and described intake interface ball-joint.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520435341.1U CN204890884U (en) | 2015-06-23 | 2015-06-23 | Face mask assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520435341.1U CN204890884U (en) | 2015-06-23 | 2015-06-23 | Face mask assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204890884U true CN204890884U (en) | 2015-12-23 |
Family
ID=54913103
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520435341.1U Active CN204890884U (en) | 2015-06-23 | 2015-06-23 | Face mask assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204890884U (en) |
-
2015
- 2015-06-23 CN CN201520435341.1U patent/CN204890884U/en active Active
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 100043, five main floor, 19 West Street, Shijingshan District, Beijing. Patentee after: Beijing Ka Yip Yee medical Polytron Technologies Inc Address before: 100043, five main floor, 19 West Street, Shijingshan District, Beijing. Patentee before: Beijing delightful harmony Jia Ye medical science and technology company limited |