CN211835878U

CN211835878U - Sterile air supply breathing cap

Info

Publication number: CN211835878U
Application number: CN202020369814.3U
Authority: CN
Inventors: 曾建新; 曾俊达
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-03-20
Filing date: 2020-03-20
Publication date: 2020-11-03
Anticipated expiration: 2030-03-20

Abstract

The utility model relates to the technical field of medical equipment, specifically a cap is breathed in aseptic air supply, including the cap body that contains the brim of a hat, the top of the brim of a hat is equipped with the filter mantle, filter mantle and the brim of a hat, synthetic air filter chamber is enclosed at cap body top, the below of the brim of a hat is equipped with the lag, synthetic aseptic air chamber is enclosed to lag and cap body downside during the use, be equipped with the inlet port on the brim of a hat of the cap body front portion, be equipped with the fan in the air filter chamber, the fan can be with the filtered air in the air filter chamber arrange aseptic air indoor for the user to breathe, the lateral wall of the cap body still is equipped with the external venthole of. The utility model discloses aseptic air supply breathing cap can filter the air and the initiative is carried the clean sterile air after filtering to user's face, breathes smoothly not suffocated, and the user is kept apart with environment harmful substance completely, and the protecting effect is good, wears comfortablely, can not oppress facial, simple structure moreover, convenient to use, low in manufacturing cost.

Description

Sterile air supply breathing cap

Technical Field

The utility model relates to the technical field of medical equipment, specifically a cap is breathed in aseptic air supply.

Background

At present, use protection hood to protect the personnel that need key protection usually, and protection hood generally includes hood and gauze mask, and hood and gauze mask are mutually partd, people breathe through the gauze mask, there is certain respiratory resistance and lead to breathing not smooth, and the gauze mask has the dust easily with the coupling part of hood, entering such as bacterium, so current protection hood protective effect is not very good, the user can't keep apart completely with environment harmful substance, and the protective eyewear of current hood need compress tightly at facial just can guarantee sealed effect, but can produce the oppression to the face like this, can bring the discomfort and produce the indentation. Although the protective clothing can solve the problems and has good protective effect, the protective clothing has larger volume, heavier mass and higher price, is inconvenient for people to wear, and is not flexible to move after being worn.

SUMMERY OF THE UTILITY MODEL

In order to solve the problem, the utility model aims to provide an aseptic air supply breathing cap can filter the air and the initiative clean sterile air who will filter carries to the user's face, breathes smoothly not holding back breath, and the user is kept apart completely with environment harmful substance, and the protective effect is good, wears comfortablely, can not oppress facial, simple structure moreover, convenient to use, low in manufacturing cost.

The utility model discloses the task is realized through following technical scheme:

an aseptic air supply breathing cap comprises a cap body containing a cap peak, a filter cover is arranged above the cap peak and comprises an air inlet filter layer and a hard support layer, the filter cover is fixedly connected with the cap peak and the top of the cap body and matched with the cap peak to enclose a synthetic air filter chamber, a protective cover is arranged below the cap peak, the upper port of the protective cover is fixedly connected with the periphery of the cap body in a sealing way, the lower port of the protective cover is provided with a sealing belt used for being connected with the neck of a user in a sealing way, so that a sterile air chamber is enclosed by the protective cover and the lower side of the cap body when the cap body is used, an air inlet hole communicated with the air filter chamber and the sterile air chamber is arranged on the cap peak at the front part of the cap body, a fan is arranged in the air filter chamber, an air outlet of the fan is communicated with the air inlet hole so as to, the air outlet is provided with a one-way exhaust valve or an exhaust filtering layer.

Preferably, a head band (an inner cap or a cap band) for being worn by the head of a user is arranged at the top of the inner side of the cap body, a gap is formed between the head band and the inner side wall of the rear part of the cap body, and the air outlet is formed in the rear wall or the side wall of the cap body.

Preferably, the hard support layer comprises an outer support layer and an inner support layer which are both in a grid hollow structure, and the air inlet filter layer is arranged between the outer support layer and the inner support layer.

Preferably, a fan support is arranged above the air inlet hole, the fan is fixed in the air filtering chamber through the fan support, and an anti-radiation copper net is sleeved outside the fan.

Preferably, the top of the cap body is provided with an interlayer for accommodating a battery, the battery is electrically connected with the fan and can supply power to the fan, the cap body is further provided with a switch for controlling the fan to start and stop and the wind speed, and the switch is arranged at a position convenient for a user to touch.

Preferably, the cap body is internally provided with a hanging belt convenient to fix.

Preferably, the protective sleeve is made of transparent material corresponding to the position of the eyes of the user, or the whole protective sleeve is made of transparent material.

Preferably, the protective sleeve is a transparent plastic film, and the fan discharges the filtered air into the sterile air chamber during operation so as to enable the protective sleeve to be inflated.

Preferably, the air inlet filter layer and/or the exhaust filter layer are made of filter materials with the protection grade reaching the standard of N95 or KN 95.

Preferably, the sealing tape is one or more of a tape, a string and an elastic sealing ring.

During the use, the user will the utility model discloses aseptic air supply breathing cap is worn overhead, and the lower port cover of lag seals at the neck and through the sealing strip, filters the air that gets into the air filter chamber through the filter layer that admits air in the filter mantle to aseptic air after will filtering through the fan is carried to aseptic air chamber and is supplied the user to breathe and use.

Compared with the prior art, the utility model relates to a cap is breathed in aseptic air supply's beneficial effect is: the breathing is smooth without breathing, the protection effect is good, the wearing is comfortable, the face cannot be pressed, the structure is simple, and the use is convenient; secondly, an air filtering chamber is arranged above the cap peak, so that the space at the upper part of the cap peak can be reasonably utilized, the cap peak can be used for bearing, and the structural design is reasonable and ingenious; the head hoop and the rear side wall of the cap body are separated, and the air outlet is arranged on the rear side wall of the cap body, so that the sterile air chamber can be divided into a front sterile air inflow chamber (front chamber) and a rear sterile air outflow chamber (rear chamber), the utilization rate of filtered sterile air is high, and the breathing is convenient; the air inlet filter layer is arranged between the outer support layer and the inner support layer, and can be supported and protected in a double-layer mode; the fan jacket is provided with a radiation-proof copper net which can prevent the fan from radiating the human body; the lag is transparent plastic film, and the texture is soft, is convenient for accomodate and dress, and is with low costs, and the during operation utilizes the atmospheric pressure that the fan produced to make it swell, does not influence breathing and normal use.

The air filter is used for filtering and purifying ambient air, and sterile, dust-free and virus-free clean air is conveyed into the hood for a user to use through the fan in the air filter, so that the protection effect is good, the breathing is smooth and free from suffocation, the hood is sleeved on the head of the user, the face of the user cannot be pressed, and the wearing is comfortable; the elastic soft membrane is arranged on the hood and can expand or contract along with the breathing of a user, so that the air pressure in the hood can be adjusted, and the air pressure in the hood can be maintained in a relatively stable range; set up annular positioning groove on the support for the filter sleeve that admits air can dismantle the cover outside the support, and it is convenient to dismantle the filter sleeve that admits air of changing, and makes the structure of support and filter sleeve that admits air all comparatively simple.

Drawings

Fig. 1 is a schematic structural view of the sterile air supply breathing cap of the present invention in the embodiment.

The helmet comprises a helmet body 1, a helmet brim 11, an air inlet hole 111, an air outlet hole 12, an exhaust filter layer 13, a head band 14, an interlayer 15, a hanging belt hook 16, a filter cover 2, an air inlet filter layer 21, an outer support layer 22, an inner support layer 23, an air filter chamber 3, a protective cover 4, a rope belt 41, an elastic sealing ring 42, a sterile air chamber 5, a sterile air inflow chamber 51, an air outflow chamber 52, a fan 6, a fan support 61, a radiation-proof purple copper mesh 62, a battery 63, a switch 64 and a user 7.

Detailed Description

The present invention will now be described in further detail with reference to the accompanying drawings. These drawings are simplified schematic drawings and illustrate the basic structure of the present invention only in a schematic manner, and thus show only the components related to the present invention.

In the description of the present application, it is to be understood that the terms "longitudinal," "radial," "length," "width," "thickness," "upper," "lower," "left," "right," "front," "rear," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientation or positional relationship indicated in the drawings for convenience in describing the present invention and to simplify the description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are not to be construed as limiting the present invention. In the description of the present application, "a plurality" means two or more unless otherwise specified.

In the description of the present application, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood in a specific case by those of ordinary skill in the art.

As shown in figure 1, a sterile air supply breathing cap comprises a cap body 1 containing a brim 11, a filter cover 2 is arranged above the brim 11, the filter cover 2 comprises an air inlet filter layer 21 and a hard support layer, the filter cover 2 is fixedly connected with the brim 11 and the top of the cap body 1 and is matched with the brim to enclose a synthetic air filter chamber 3, a protective cover 4 is arranged below the brim 11, the upper port of the protective cover 4 is fixedly connected with the periphery of the cap body 1 in a sealing way, the lower port of the protective cover is provided with a sealing belt for sealing connection with the neck of a user 7, the cap body 1 is worn on the head of the user 7 when in use, the lower port of the protective cover 4 is sleeved on the neck of the user 7 and is sealed connected with the neck of the user 7, so that the protective cover 4 and the lower side of the cap body 1 enclose a synthetic air chamber 5, the head of the user 7 is positioned in the sterile air chamber 5, an, the fan 6 is arranged in the air filtering chamber 3, an air outlet of the fan 6 is communicated with the air inlet hole 111 so as to convey the filtered air in the air filtering chamber 3 into the sterile air chamber 5 for a user 7 to breathe, an air outlet hole 12 communicated with the outside is further arranged on the rear side wall of the cap body 1, an exhaust filtering layer 13 is arranged at the air outlet hole 12, a head hoop 14 (also called as an 'inner cap' or a 'hat band') for the user 7 to wear on the head is arranged at the top of the inner side of the cap body 1, and a gap is formed between the head hoop 14 and the rear side wall of the cap body. Can make cap body 1 and user 7 head cooperation inseparabler comfortable through head hoop 14, and make and can keep certain interval between cap body lateral wall and the user head, thereby make aseptic air room 5 can divide into anterior aseptic air inflow room 51 (antechamber) and the air outflow room 52 (back chamber) at back, as shown by the arrow direction in fig. 1, aseptic air after the filtration firstly gets into aseptic air inflow room 51 and supplies the user to breathe, then flow into behind the air outflow room 52 venthole 12 discharge, aseptic air high-usage, it is convenient to breathe.

The hard support layer comprises an outer support layer 22 and an inner support layer 23 which are both in a grid hollow structure, and the air inlet filter layer 21 is arranged between the outer support layer 22 and the inner support layer 23.

A fan bracket 61 is arranged above the air inlet 111, the fan 6 is fixed in the air filter chamber 3 through the fan bracket 61, and a radiation-proof purple copper net 62 is sleeved outside the fan 6.

The top of the cap body 1 is provided with an interlayer 15 for accommodating a battery 63, the battery 63 is electrically connected with the fan 6 and can supply power to the fan 6, the cap body 1 is further provided with a switch 64 for controlling the fan 6 to start and stop and the wind speed, the switch 64 is arranged on the lower side of the front end of the cap peak 11, and a user 7 can conveniently touch the protective cover 4.

The cap body 1 is internally provided with a hanging belt and a hanging belt hook 16 which are convenient to hang on the neck of a user to fix the cap body 1, and the cap body 1 can be prevented from loosening from the head of the user 7.

The protective sleeve 4 is integrally of transparent plastic film and in operation the fan 6 discharges filtered air into the sterile air chamber 5 to enable the protective sleeve 4 to be inflated.

The air inlet filter layer 21 and the air outlet filter layer 13 are both made of filter materials with the protection grade reaching the standard of N95 or KN95, so that the filtered air can reach the aseptic standard.

The sealing tape is a combination of a string 41 and an elastic sealing ring 42.

During the use, user 7 will the utility model discloses aseptic air supply breathing cap dresses overhead, and the lower port cover of lag 4 is at user 7's neck and sealing connection to make user 7's head be located aseptic air chamber 5, filter the air that gets into air filter chamber 3 through the filter layer 21 that admits air in the filter mantle 2, and carry the aseptic air after will filtering to aseptic air chamber 5 through fan 6 and supply user 7 to breathe and use.

Compared with the prior art, the utility model relates to a cap is breathed in aseptic air supply's beneficial effect is: the breathing is smooth without breathing, the protection effect is good, the wearing is comfortable, the face cannot be pressed, the structure is simple, and the use is convenient; secondly, the air filter chamber 3 is arranged above the cap peak 11, so that the space above the cap peak 11 can be reasonably utilized, the cap peak 11 can be used for bearing the load, and the structural design is reasonable and ingenious; a space is arranged between the head hoop 14 and the rear side wall of the cap body 1, and the air outlet 12 is arranged on the rear side wall of the cap body 1, so that the sterile air chamber 5 can be divided into a front sterile air inflow chamber (front chamber) and a rear sterile air outflow chamber (rear chamber), the utilization rate of filtered sterile air is high, and the breathing is convenient; the air inlet filter layer 21 is arranged between the outer support layer 22 and the inner support layer 23, and can carry out double-layer support and protection on the air inlet filter layer 21, the hard support layer can be connected with the brim 11 and the top of the cap body 1 in a bonding or sewing mode, and can also be connected with a detachable zipper or a clamping mode, so that the replacement is convenient; the fan 6 is externally sleeved with a radiation-proof purple copper net 62, so that radiation of the fan 6 to a human body can be prevented; the protection cover 4 is transparent plastic film, and the texture is soft, is convenient for accomodate and dress, and is with low costs, and the during operation utilizes the atmospheric pressure that fan 6 produced to make it swell, does not influence breathing and normal use.

The above description is only a preferred embodiment of the application and is illustrative of the principles of the technology employed. It will be understood by those skilled in the art that the scope of the present invention is not limited to the specific combination of the above-mentioned features, but also covers other embodiments formed by any combination of the above-mentioned features or their equivalents without departing from the spirit of the present invention. For example, the above features may be replaced with (but not limited to) features having similar functions disclosed in the present application.

Claims

1. An aseptic air supply breathing cap is characterized by comprising a cap body containing a cap peak, wherein a filter cover is arranged above the cap peak and comprises an air inlet filter layer and a hard support layer, the filter cover is fixedly connected with the cap peak and the top of the cap body and is matched with the cap peak to enclose a synthetic air filter chamber, a protective cover is arranged below the cap peak, the upper port of the protective cover is fixedly connected with the periphery of the cap body in a sealing way, the lower port of the protective cover is provided with a sealing belt used for being connected with the neck of a user in a sealing way, so that the protective cover and the lower side of the cap body enclose a synthetic aseptic air chamber when in use, the cap peak at the front part of the cap body is provided with an air inlet hole communicated with the air filter chamber and the aseptic air chamber, a fan is arranged in the air filter chamber, an air outlet of the fan is communicated with the air inlet hole so as to discharge filtered air, the air outlet is provided with a one-way exhaust valve or an exhaust filtering layer.

2. The aseptic air supply respirator cap of claim 1, wherein a head band for being worn by the head of a user is arranged at the top of the inner side of the cap body, a space is formed between the head band and the inner side wall of the rear part of the cap body, and the air outlet hole is formed in the rear wall or the side wall of the cap body.

3. The sterile air supply breathing cap of claim 1 wherein the rigid support layer comprises an outer support layer and an inner support layer both having a mesh hollow structure, and the air inlet filter layer is disposed between the outer support layer and the inner support layer.

4. The sterile blowing respirator cap of claim 1, wherein a fan bracket is arranged above the air inlet hole, the fan is fixed in the air filtering chamber through the fan bracket, and a radiation-proof copper net is sleeved outside the fan.

5. The aseptic air supply breathing cap of claim 1, wherein an interlayer for accommodating a battery is arranged at the top of the cap body, the battery is electrically connected with the fan and can supply power to the fan, a switch for controlling the start and stop of the fan and the wind speed is further arranged on the cap body, and the switch is arranged at a position convenient for a user to touch.

6. The aseptic air supply respirator cap of claim 1, wherein a hanging strap is provided in the cap body for easy fixation.

7. The aseptic air supply respirator cap of claim 1, wherein the protective sleeve is made of a transparent material at a position corresponding to the eyes of the user, or the protective sleeve is made of a transparent material as a whole.

8. The sterile air supply respirator cap of claim 1, wherein said protective sleeve is a clear plastic film, and wherein said fan, in operation, discharges filtered air into the sterile air chamber to enable the protective sleeve to inflate.

9. The aseptic air supply respirator cap of claim 1, wherein the air inlet filter layer and/or the air outlet filter layer are made of a filter material with a protection grade of N95 or KN 95.

10. The aseptic air supply respirator cap of claim 1, wherein the sealing tape is one or more of a combination of an adhesive tape, a string tape, and an elastic sealing ring.