CN210114072U

CN210114072U - Mask with fan

Info

Publication number: CN210114072U
Application number: CN201920653116.3U
Authority: CN
Inventors: 陈育龙
Original assignee: Guangzhou Guanhua Labor Protection Products Co Ltd
Current assignee: Guangzhou Guanhua Labor Protection Products Co Ltd
Priority date: 2019-05-08
Filing date: 2019-05-08
Publication date: 2020-02-28
Anticipated expiration: 2029-05-08

Abstract

The utility model relates to a gauze mask technical field just discloses the gauze mask of taking fan, include the shell air intake has been seted up on the gauze mask shell, shell air intake in-service connection has the air-supply line, the fixed orifices has been seted up about shell air intake symmetry on the gauze mask shell conch wall, be connected with the shield through installation mechanism on the air-supply line, set up the shield air-supply line with the air-supply line intercommunication on the shield, lay mouthful and charging socket have been seted up to the symmetry on the lateral wall that the gauze mask shell is in opposite directions, lay and install fan shift knob in the mouth, be close to in the gauze mask shell and put a first mounting bracket of fixedly connected with on the conch wall of mouthful. The utility model discloses make the user wear the gauze mask after, the expiratory pressure in the gauze mask reduces greatly, is fit for wearing for a long time, avoids the user to wear the gauze mask for a long time and appears uncomfortable sensation, is convenient for cross the change of filter pulp, avoids crossing the unable change of filter pulp, leads to the life of gauze mask to reduce.

Description

Mask with fan

Technical Field

The utility model relates to a gauze mask technical field especially relates to take gauze mask of fan.

Background

One type of the active carbon mask on the market at present is an insert type, the other type is a direct wearing type, and the active carbon mask is composed of an outer surface layer, a filter membrane layer and an inner surface layer or composed of an outer surface layer, a filter membrane layer, an active carbon layer and an inner protective layer, and in order to strengthen the filtration rate effect, the density or the thickness of the filter membrane is emphasized, but actually, the layer-barrier type filtration has the following defects: the expiratory pressure is large, and the patient feels uncomfortable after wearing the mask for a long time; because current gauze mask filtration grade is high, and corresponding air resistance is big to increase respiratory resistance, breathe not unobstructed enough, especially to the weak person of respiratory function, for example old man, children and suffer from respiratory disease person, wear the gauze mask and probably lead to breathing difficulty, and current gauze mask filter pulp fixed connection in the gauze mask, filter pulp can not be changed, lead to the life of gauze mask to reduce.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem that the breathing pressure of the mask in the prior art is large, the mask is worn for a long time and can not be replaced by uncomfortable feeling and filter cotton, the service life of the mask is shortened, and the mask with the fan is provided.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a shell air inlet is formed in a mask shell, an air inlet pipe is communicated with the shell air inlet, fixing holes are symmetrically formed in the wall of the mask shell, the air inlet pipe is connected with a dust cover through an installing mechanism, the dust cover is provided with a dust cover air inlet hole communicated with the air inlet pipe, opposite side walls of the mask shell are symmetrically provided with a placing opening and a charging socket, a fan switch button is installed in the placing opening, a first installing frame is fixedly connected to the wall, close to the placing opening, in the mask shell, a fan switch circuit board is installed in the first installing frame, a second installing frame is fixedly connected to the wall, close to the charging socket, in the mask shell, a charging socket circuit board is installed in the second installing frame, and a battery placing frame is symmetrically and fixedly connected to the air inlet pipe in the mask shell, the improved dust cover comprises a battery placing frame, a fan placing shell, a fan guide pipe, a fan rear cover, a main circuit board, a wind deflector, a plurality of filter cotton supports, a dust cover, a fan placing shell, a fan placing shell and a dust cover, wherein the battery is arranged in the battery placing frame, the fan placing shell is fixedly connected with a third installing frame on the shell wall close to the dust cover, the fan is arranged at a position, corresponding to an air inlet pipe, on the third installing frame, the fan placing shell is symmetrically communicated with the wind guide pipe, the wind guide pipe penetrates through the fan placing shell, the fan placing shell is fixedly connected with a fourth installing frame, the fourth installing frame is provided with the main circuit board, the mask shell is fixedly connected with the wind deflector, the wind guide holes are symmetrically.

Preferably, fixed establishment sets up the movable slot on the lateral wall of lid back of the body including the symmetry, sliding connection has the couple in the movable slot, the one end that the movable slot tank bottom was kept away from to the couple passes movable slot notch and fixed orifices and outwards extends in proper order, and its lateral wall offsets with the corresponding conch wall of gauze mask shell, the even equidistance a plurality of fixedly connected with spring of movable slot tank bottom, the other end fixed connection of spring is on the lateral wall that the couple corresponds.

Preferably, the dust cover air inlet hole is far away from the filter screen fixedly connected in the orifice of the mask rear cover.

Preferably, the installation mechanism comprises slots symmetrically formed in the wall of the air inlet pipe, the wall of the air inlet pipe is symmetrically provided with fixing slots communicated with the corresponding slots, the wall of the air inlet hole of the dust cover is symmetrically and fixedly connected with fixing blocks, and the fixing blocks are connected with the fixing slots in a sliding mode.

Preferably, the fan and the filter cotton bracket are both coated with antirust paint.

Preferably, the limiting grooves are formed in opposite groove walls of the movable grooves, limiting blocks are connected in the limiting grooves in a sliding mode, one opposite ends of the limiting blocks penetrate through corresponding limiting groove openings and extend into the movable grooves, and the limiting blocks are fixedly connected to the corresponding side walls of the hooks.

Compared with the prior art, the utility model provides a take gauze mask of fan possesses following beneficial effect:

1. the mask with the fan is characterized in that a mask shell, a shell air inlet, an air inlet pipe, a fixing hole, a dustproof cover air inlet hole, a placing hole, a charging socket, a fan switch button, a first mounting frame, a fan switch circuit board, a second mounting frame, a charging interface circuit board, a battery placing frame, a battery, a fan placing shell, a third mounting frame, a fan, a wind guide pipe, a fourth mounting frame, a main circuit board, a wind guide plate, a wind guide hole, a mask rear cover, an air outlet and a filter cotton support are arranged, the fan switch button is pressed, the fan rotates, outside gas is sucked into the mask shell through the dustproof cover air inlet hole, the shell air inlet and the air inlet pipe in sequence, the gas enters the mask rear cover through the wind guide pipe and the wind guide hole, the gas is filtered through filter cotton on the filter cotton support and is discharged out of an inner cavity formed by the mask shell, the position department of air outlet corresponds user's breathing part for after the user wore the gauze mask, the expiratory pressure in the gauze mask reduces greatly, is fit for wearing for a long time, avoids the user to wear the gauze mask for a long time and appears uncomfortable sensation.

2. This take gauze mask of fan, through setting up the movable tank, couple and spring, when needing to be changed filter pulp, the motion of carrying on the back mutually is done to two couples of pulling, it is tensile to drive the spring, the one end of couple breaks away from the lateral wall of gauze mask shell, enter into the fixed orifices, the motion of keeping away from lid behind the gauze mask is done to the pulling gauze mask shell, the couple breaks away from the fixed orifices, cover separation behind gauze mask shell and the gauze mask, change filter pulp on the filter pulp support, it is fixed with gauze mask shell and gauze mask hou gai after the change is accomplished, be convenient for filter pulp's change, avoid the unable change of filter pulp, the life who leads to the.

The device does not relate to the part all the same with prior art or can adopt prior art to realize, the utility model discloses make the user wear the gauze mask after, the expiratory pressure in the gauze mask reduces greatly, is fit for wearing for a long time, avoids the user to wear the gauze mask for a long time and the uncomfortable sensation appears, and the change of the filter pulp of being convenient for avoids the unable change of filter pulp, leads to the life of gauze mask to reduce.

Drawings

Fig. 1 is an exploded view of a mask with a fan according to the present invention;

fig. 2 is a schematic structural view of a mask shell of the mask with a fan according to the present invention;

fig. 3 is a schematic structural view of a rear cover of the mask with a fan according to the present invention;

fig. 4 is an enlarged view of a portion a in fig. 3.

In the figure: 1 gauze mask shell, 2 shell air intakes, 3 air-supply lines, 4 fixed orificess, 5 dust caps, 6 dust cap air-supply lines, 7 place the mouth, 8 charging socket, 9 fan shift knob, 10 first mounting brackets, 11 fan switch circuit board, 12 second mounting brackets, 13 interface circuit board charges, 14 battery mounting brackets, 15 batteries, 16 fans place the shell, 17 third mounting brackets, 18 fans, 19 guide ducts, 20 fourth mounting brackets, 21 main circuit board, 22 guide vanes, 23 guide holes, 24 gauze mask back covers, 25 air outlets, 26 filter cotton support, 27 movable grooves, 28 couples, 29 springs, 30 slots, 31 fixed slots, 32 fixed blocks, 33 spacing grooves, 34 stoppers.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-4, a mask with a fan comprises a mask shell 1, a shell air inlet 2 is formed on the mask shell 1, an air inlet pipe 3 is communicated with the shell air inlet 2, fixing holes 4 are symmetrically formed on the shell wall of the mask shell 1 with respect to the shell air inlet 2, a dust cover 5 is connected to the air inlet pipe 3 through an installing mechanism, a dust cover air inlet hole 6 communicated with the air inlet pipe 3 is formed on the dust cover 5, an accommodating port 7 and a charging socket 8 are symmetrically formed on the opposite side wall of the mask shell 1, a fan switch button 9 is installed in the accommodating port 7, a first installing frame 10 is fixedly connected to the shell wall close to the accommodating port 7 in the mask shell 1, a fan switch circuit board 11 is installed in the first installing frame 10, a second installing frame 12 is fixedly connected to the shell wall close to the charging socket 8 in the mask shell 1, and a charging interface circuit board 13 is, a battery placing frame 14 is symmetrically and fixedly connected with the air inlet pipe 3 in the mask shell 1, a battery 15 is arranged in the battery placing frame 14, a fan placing shell 16 is fixedly connected in the mask shell 1, a third mounting frame 17 is fixedly connected on the wall of the fan placing shell 16 close to the dust cover 5, a fan 18 is arranged on the third mounting frame 17 corresponding to the position of the air inlet pipe 3, an air guide pipe 19 is symmetrically communicated with the fan 18 on the fan placing shell 16, the air guide pipe 19 penetrates through the fan placing shell 16, a fourth mounting frame 20 is fixedly connected in the fan placing shell 16, a main circuit board 21 is arranged on the fourth mounting frame 20, an air guide plate 22 is fixedly connected in the mask shell 1, air guide holes 23 are symmetrically arranged on the air guide plate 22, a mask rear cover 24 is connected with a fixing hole 4 through a fixing mechanism, air outlet openings 25 are arranged on the mask rear cover 24, a plurality of filter cotton supports 26 are uniformly and equidistantly fixedly connected in the, the fan switch button 9 is pressed, the fan 18 rotates, outside gas sequentially passes through the dustproof cover air inlet 6, the shell air inlet 2 and the air inlet pipe 3 and is sucked into the mask shell 1, the gas enters the mask rear cover 24 through the air guide pipe 19 and the air guide hole 23, the gas is filtered through the filter cotton 26 on the filter cotton support 26 and is discharged out of an inner cavity formed by the mask shell 1 and the mask rear cover 24 through the air outlet 25, the position of the air outlet 25 corresponds to the breathing part of a user, after the user wears the mask, the expiratory pressure in the mask is greatly reduced, the mask is suitable for being worn for a long time, and the problem that the user wears the mask for a long time is avoided.

The fixing mechanism comprises movable grooves 27 symmetrically arranged on the opposite side walls of the mask rear cover 24, hooks 28 are connected in the movable grooves 27 in a sliding mode, one ends of the hooks 28 far away from the bottoms of the movable grooves 27 sequentially penetrate through the notches of the movable grooves 27 and the fixing holes 4 and extend outwards, the side walls of the hooks are abutted against the corresponding shell walls of the mask shell 1, a plurality of springs 29 are fixedly connected to the bottoms of the movable grooves 27 at uniform and equal intervals, the other ends of the springs 29 are fixedly connected to the corresponding side walls of the hooks 28, when filter cotton needs to be replaced, the two hooks 28 are pulled to move back to back, the springs 29 are driven to stretch, one ends of the hooks 28 are separated from the side walls of the mask shell 1 and enter the fixing holes 4, the mask shell 1 is pulled to move away from the mask rear cover 24, the hooks 28 are separated from the fixing holes 4, the mask shell 1 is separated from the mask rear, cover 24 is fixed behind change completion with gauze mask shell 1 and the gauze mask, and the change of the filter pulp of being convenient for avoids the unable change of filter pulp, leads to the life reduction of gauze mask.

The fixedly connected with filter screen in the drill way of lid 24 behind the gauze mask is kept away from to shield fresh air inlet 6, avoids large granule impurity to get into in the shield fresh air inlet 6.

The mounting mechanism comprises slots 30 symmetrically arranged on the wall of the air inlet pipe 3, fixing grooves 31 communicated with the corresponding slots 30 are symmetrically arranged on the wall of the air inlet pipe 3, fixing blocks 32 are symmetrically and fixedly connected to the wall of the air inlet hole 6 of the dust cover, and the fixing blocks 32 are slidably connected with the fixing grooves 31, so that the dust cover 5 is prevented from being detached.

The fan 18 and the filter cotton support 26 are coated with antirust paint to prevent the fan 18 and the filter cotton support 26 from rusting.

Spacing groove 33 has been seted up on the cell wall that activity groove 28 is in the opposite directions, and sliding connection has stopper 34 in the spacing groove 33, and two stopper 34 one end in the opposite directions pass and correspond spacing groove 33 notch and extend to activity inslot 27 in, and common fixed connection avoids couple 28 to break away from activity groove 28 completely on the lateral wall that couple 28 corresponds.

In the utility model, the fan switch button 9 is pressed, the fan 18 rotates, the outside gas passes through the dust cover air inlet hole 6, the shell air inlet 2 and the air inlet pipe 3 and is sucked into the mask shell 1, the gas enters the mask rear cover 24 through the air guide pipe 19 and the air guide hole 23, the gas is filtered through the filter cotton 26 on the filter cotton support 26 and is discharged out of the inner cavity formed by the mask shell 1 and the mask rear cover 24 through the air outlet 25, the position of the air outlet 25 corresponds to the breathing part of a user, so that after the user wears the mask, the expiratory pressure in the mask is greatly reduced, the mask is suitable for long-time wearing, the uncomfortable feeling of the user who wears the mask for a long time is avoided, when the filter cotton needs to be changed, two hooks 28 are pulled to move back to back, the spring 29 is driven to stretch, one end of the hook 28 is separated from the side wall of the mask shell, pulling gauze mask shell 1 does the motion of keeping away from lid 24 behind the gauze mask, and couple 28 breaks away from fixed orifices 4, and lid 24 separation behind gauze mask shell 1 and the gauze mask changes the filter pulp on filter pulp support 26, and it is fixed with lid 24 behind gauze mask shell 1 and the gauze mask after the change is accomplished, and the change of the filter pulp of being convenient for avoids the unable change of filter pulp, leads to the life reduction of gauze mask.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. Mask with fan, including mask shell (1), its characterized in that, the last shell air intake (2) of having seted up of mask shell (1), shell air intake (2) in-connection has air-supply line (3), fixed orifices (4) have been seted up about shell air intake (2) symmetry on the conch wall of mask shell (1), be connected with shield (5) through installation mechanism on air-supply line (3), set up shield air inlet (6) with air-supply line (3) intercommunication on shield (5), mouth (7) and charging socket (8) have been seted up to the symmetry on the lateral wall in mask shell (1) is in the opposite direction, lay and install fan shift knob (9) in mouth (7), be close to fixedly connected with first mounting bracket (10) on the conch wall of laying mouth (7) in mask shell (1), install fan shift knob (11) in first mounting bracket (10), a second mounting frame (12) is fixedly connected to the wall, close to the charging socket (8), of the mask shell (1), a charging interface circuit board (13) is installed in the second mounting frame (12), a battery placing frame (14) is fixedly connected to the wall, close to the air inlet pipe (3), of the mask shell (1) symmetrically, a battery (15) is installed in the battery placing frame (14), a fan placing shell (16) is fixedly connected to the wall, close to the dust cover (5), of the mask shell (1), a third mounting frame (17) is fixedly connected to the wall, close to the dust cover (5), of the fan placing shell (16), a fan (18) is installed at a position, corresponding to the air inlet pipe (3), of the third mounting frame (17), air guide pipes (19) are symmetrically communicated with the fan (18) of the fan placing shell (16), and the air guide pipes (19) penetrate through the fan placing shell (16), the fan placing shell is characterized in that a fourth mounting frame (20) is fixedly connected to the inside of the fan placing shell (16), a main circuit board (21) is mounted on the fourth mounting frame (20), an air deflector (22) is fixedly connected to the inside of the mask shell (1), air guide holes (23) are symmetrically formed in the air deflector (22), a mask rear cover (24) is connected to the fixed holes (4) through a fixing mechanism, air outlets (25) are formed in the mask rear cover (24), and a plurality of filter cotton supports (26) are fixedly connected to the inside of the mask rear cover (24) at uniform and equal intervals.

2. The mask with the fan according to claim 1, wherein the fixing mechanism comprises a movable groove (27) symmetrically formed on opposite side walls of the mask back cover (24), a hook (28) is slidably connected in the movable groove (27), one end of the hook (28) far away from the bottom of the movable groove (27) sequentially penetrates through the notch of the movable groove (27) and the fixing hole (4) and extends outwards, the side wall of the hook abuts against the corresponding shell wall of the mask shell (1), a plurality of springs (29) are fixedly connected to the bottom of the movable groove (27) at uniform and equal intervals, and the other ends of the springs (29) are fixedly connected to the corresponding side walls of the hook (28).

3. The mask with the fan according to claim 1, wherein a filter screen is fixedly connected in an opening of the dust cover air inlet hole (6) far away from the mask rear cover (24).

4. The mask with the fan according to claim 1, wherein the mounting mechanism comprises slots (30) symmetrically formed in the wall of the air inlet pipe (3), the wall of the air inlet pipe (3) is symmetrically provided with fixing slots (31) communicated with the corresponding slots (30), the wall of the air inlet hole (6) of the dust cap is symmetrically and fixedly connected with fixing blocks (32), and the fixing blocks (32) are slidably connected with the fixing slots (31).

5. The facemask with fan according to claim 1, characterised in that the fan (18) and the filter cotton holder (26) are coated with anti-rust paint.

6. The mask with the fan according to claim 2, wherein the opposite walls of the movable grooves (27) are provided with limiting grooves (33), the limiting grooves (33) are slidably connected with limiting blocks (34), and the opposite ends of the two limiting blocks (34) pass through the notches of the corresponding limiting grooves (33) and extend into the movable grooves (27), and are jointly and fixedly connected to the corresponding side walls of the hooks (28).