CN215303204U

CN215303204U - Simple protective face screen

Info

Publication number: CN215303204U
Application number: CN202121185861.3U
Authority: CN
Inventors: 李永芳; 韦莉莎; 王能芳; 卢彬; 罗丽琴; 李彩兰
Original assignee: 923th Hospital of the Joint Logistics Support Force of PLA
Current assignee: 923th Hospital of the Joint Logistics Support Force of PLA
Priority date: 2021-05-31
Filing date: 2021-05-31
Publication date: 2021-12-28
Anticipated expiration: 2031-05-31

Abstract

The utility model discloses a simple protective face screen, which comprises a head cover, a cape, a head band and a face mask; the head cover and the shawl are connected into a whole; the front side of the head sleeve is provided with an opening for exposing the face; the head band is annular and is sleeved at the upper end of the head sleeve; the mask is used for covering the opening of the head sleeve and is of an arc structure, two sides of the upper end of the mask are hinged with the surface of the head hoop, and the mask can rotate to open or close the opening of the head sleeve; the surface of the mask corresponding to the opening of the head cover is provided with a vent hole, and the vent hole is provided with a one-way exhaust valve. The utility model discloses a not only can protect medical personnel's head and neck, certain ventilation effect in addition simultaneously.

Description

Simple protective face screen

Technical Field

The utility model relates to a medical protective article, in particular to a simple protective face screen.

Background

The protective face screen is a medical necessity and is used for preventing pollutants such as spray, blood and the like from splashing to the face of medical care personnel. At present, most of medical personnel realize the protection to face through wearing transparent anti-splash face guard, but this anti-splash face guard can not protect medical personnel's neck, can't avoid the pollutant to pollute medical personnel's neck or the pollutant enters into the clothes from collar mouthful position completely. In addition, the ventilation effect of the existing protective face screen is not good, fog easily appears, and inconvenience is brought to medical care personnel in work.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a simple protective face screen which can protect the head and the neck of a medical worker and has a certain ventilation effect.

In order to solve the technical problems, the utility model adopts the following technical scheme:

a simple protective face screen comprises a head cover, a cape, a head hoop and a face mask; the head cover and the shawl are connected into a whole; the front side of the head sleeve is provided with an opening for exposing the face; the head band is annular and is sleeved at the upper end of the head sleeve; the mask covers the opening of the head sleeve, the mask is of an arc structure, two sides of the upper end of the mask are hinged with the surface of the head hoop, and the mask can rotate to open or close the opening of the head sleeve; the opening of the mask corresponding to the head cover is provided with a vent hole, and a one-way exhaust valve is arranged on the vent hole. The head cover, the shawl and the face mask can protect the head and the neck of the medical staff, so that the exposure is reduced; in addition, when the medical care personnel do not need to use the mask, the mask can be pushed up to the top of the head, and when the mask is used again, the mask can be pulled down to protect the face of the medical care personnel, so that the mask is prevented from being repeatedly taken off, and the risk of cross infection is reduced; the one-way exhaust valve can exhaust the gas exhaled by the medical personnel, effectively reduces the fog on the mask, and avoids the fog from blocking the sight of the medical personnel.

Further, the one-way exhaust valve comprises a base, a sealing sheet and a base cap; the base is of an annular structure, the lower end of the base is open, the upper end of the base is sealed, and the surface of the seal is provided with an air outlet; the center of the inner part of the upper end of the base is provided with a limiting ring, the lower end of the base covers the air holes on the outer wall of the mask, and the edge of the lower end of the base is connected with the outer wall of the mask; the seat cap is an annular structure with the outer diameter smaller than the inner diameter of the base and the inner diameter larger than the outer diameter of the limiting ring; the upper end of the seat cap is open, the lower end of the seat cap is sealed, the surface of the seal of the seat cap is provided with an air inlet, the center of the inner part of the lower end of the seat cap is provided with a positioning ring, the seat cap is arranged in the base, the opening of the seat cap faces the air outlet of the base, and the edge of the opening of the seat cap is tightly inserted into a groove between the base and the limiting ring; the gasket is the piece type structure, and gasket central authorities are equipped with the cross opening, and the gasket is established in the spacing ring of base, is located between base venthole and the holding ring, and the gasket is supported by the holding ring for the gasket seals with the base and hugs closely.

Furthermore, the sealing sheet is made of soft rubber.

Furthermore, the side surface of the cape is upwards provided with an opening and closing part communicated with the opening of the head cover along the bottom, and the opening and closing part is provided with a zipper for sealing the opening and closing part. The medical care personnel can conveniently wear and take off the protective face screen by arranging the opening and closing part. The protective layer increases the sealing effect at the zipper.

Furthermore, a protective layer for covering the zipper is arranged on one side of the zipper along the length direction of the zipper; the protective layer is provided with a double-sided adhesive tape used for being adhered with the shawl at the other side of the zipper.

Furthermore, the protective face screen also comprises a rope belt for adjusting the size of the opening of the head cover; the back of the head cover is provided with two rope holes, one end of the rope belt penetrates through one of the rope holes and penetrates out of the other rope hole after encircling the opening edge of the head cover.

The utility model has the beneficial effects that:

according to the simple protective face screen provided by the utility model, the head cover, the shawl and the face mask can protect the head, the face and the neck of a medical worker, so that the risk of infection is reduced; the head band is sleeved on the upper end of the head sleeve, the two sides of the upper end of the face mask are hinged with the surface of the head band, the structure can enable the face mask to be pushed up to the top of the head when a medical worker does not need to use the face mask, and the face mask can be pulled down to protect the face of the medical worker when the face mask is used again, so that repeated taking off of the face mask is avoided, and the risk of cross infection is reduced; the one-way exhaust valve can exhaust the gas exhaled by the medical personnel, effectively reduces the fog in the mask, and avoids the fog from blocking the sight of the medical personnel.

Drawings

FIG. 1 is a front view of the present invention;

FIG. 2 is a rear view of the present invention;

FIG. 3 is an exploded view of the one-way vent valve of the present invention;

fig. 4 is a sectional view of a one-way exhaust valve of the present invention.

The reference numbers in the figures are: 1. a headgear; 2. a cape; 3. a head band; 4. a face mask; 41. air holes are formed; 5. a one-way exhaust valve; 51. a base; 511. an air outlet; 512. a limiting ring; 52. a seat cap; 521. a positioning ring; 522. an air inlet; 53. sealing the sheet; 6. a zipper; 7. a protective layer; 8. double-sided adhesive tape; 9. a rope belt; 10. and (4) rope holes.

Detailed Description

The present invention will be described with reference to the accompanying drawings, wherein the embodiments are described for illustrative and explanatory purposes only and are not intended to limit the present invention, and various modifications and improvements made by those skilled in the art without departing from the spirit of the present invention are within the scope of the present invention.

As shown in fig. 1 to 4, the simple protective face screen of the present embodiment includes a head cover 1, a cape 2, a head band 3, and a face mask 4. The head cover 1 is connected with the cape 2 into a whole.

The front side of the head cover 1 is provided with an opening for exposing the face. The head band 3 is annular and the head band 3 cover is established in the upper end of headgear 1, and face guard 4 covers the opening of headgear 1, and face guard 4 is the arc structure, and the upper end both sides of face guard 4 are articulated with the surface of head band 3, and face guard 4 is rotatable opens or closes the opening of headgear 1.

The opening of the face mask 4 corresponding to the head cover 1 is provided with a vent hole 41, and the vent hole 41 is provided with a one-way exhaust valve 5. The one-way exhaust valve 5 comprises a base 51, a sealing sheet 53 and a base cap 52; the base 51 is of an annular structure, the upper end of the base 51 is sealed, the lower end of the base is open, and the surface of the seal is provided with an air outlet 511; a limiting ring 512 is arranged in the center of the inner part of the upper end of the base 51, the lower end of the base 51 covers the air holes 41 on the outer wall of the face mask 4, and the edge of the lower end of the base 51 is connected with the outer wall of the face mask 4; the seat cap 52 is an annular structure with an outer diameter smaller than the inner diameter of the base 51 and an inner diameter larger than the outer diameter of the limiting ring 512; the upper end of the seat cap 52 is open, the lower end is sealed, the surface of the seal of the seat cap 52 is provided with an air inlet 522, the center of the inner part of the lower end of the seat cap 52 is provided with a positioning ring 521, the seat cap 52 is arranged in the base 51, the opening of the seat cap 52 faces to the air outlet 511 of the base 51, the opening edge of the seat cap 52 is tightly inserted into the groove between the base 51 and the limiting ring 512, the seat cap 52 is tightly inserted into the base 51 to seal the one-way exhaust valve 5, and a valve cavity can be formed; the sealing sheet 53 is the piece type structure and adopts the flexible glue material to make, and sealing sheet 53 central authorities are equipped with the cross opening, and sealing sheet 53 establishes in base 51's spacing ring 512, lies in between base 51 venthole 511 and the holding ring 521, and sealing sheet 53 is supported by the holding ring 521 for sealing sheet 53 and base 51 seals and hugs closely.

Medical personnel inhales the air from face guard 4 below, and later exhaled gas produces atmospheric pressure in getting into one-way discharge valve 5 through inlet hole 522 of one-way discharge valve 5 again behind bleeder vent 41, this moment, and the gas of incoming call one-way discharge valve 5 can make gasket 53 open in the one-way discharge valve 5 to the air in the face guard 4 of discharging has effectually avoided appearing the fog in the face guard 4. After the gas is exhausted, the sealing sheet 53 has the advantages that the central cross-shaped opening of the sealing sheet 53 can be automatically sealed due to the attraction effect and the atmospheric pressure effect of the soft rubber material, and the surface of the sealing sheet 53 is normally in a state of being tightly attached to the base 51, so that air is prevented from entering, and meanwhile, the effect of preventing splashes from being sucked is achieved.

The side surface of the cape 2 is upwards provided with an opening and closing part communicated with the opening of the head cover 1 along the bottom, and the opening and closing part is provided with a zipper 6 for sealing the opening and closing part. A protective layer 7 for covering the zipper 6 is arranged on one side of the zipper 6 along the length direction of the zipper 6, and a double-sided adhesive tape 8 for adhering with the shawl 2 on the other side of the zipper 6 is arranged on the protective layer 7. The protective face screen can be conveniently worn and taken off by medical staff due to the arrangement of the opening and closing part, and the sealing effect of the zipper 6 is improved by the protective layer 7.

The simple protective face screen also comprises a rope belt 9 for adjusting the opening size of the head sleeve 1; two rope holes 10 are arranged on the back of the head cover 1, one end of the rope belt 9 penetrates through one of the rope holes 10 and penetrates out of the other rope hole 10 after encircling the opening edge of the head cover 1. The adaptable different size users' of this structure face size can be used for tightening up 1 openings of headgear simultaneously and make headgear 1 paste tight face more, increases and seals the effect.

To sum up, the simple protective face screen of the embodiment has the advantages that the head sleeve 1, the shawl 2 and the face mask 4 can protect the head, the face and the neck of the medical staff, and the risk of infection is reduced. The head cover 1 upper end cover is equipped with head hoop 3, and the upper end both sides of face guard 4 are articulated with 3 surfaces of head hoop, and this structure can make medical personnel when not needing to use face guard 4, can push up face guard 4 to the top of the head, and when using face guard 4 again, can pull down face guard 4 to protection medical personnel's face has avoided repeated taking off face guard 4 like this, reduces cross infection's risk. The one-way exhaust valve 5 can exhaust the gas exhaled by the medical personnel, effectively reduces the fog in the face mask 4, and prevents the fog from blocking the sight of the medical personnel.

Claims

1. Simple and easy protection face screen, its characterized in that: comprises a head cover (1), a cape (2), a head band (3) and a face mask (4); the head cover (1) and the shawl (2) are connected into a whole; the front side of the head cover (1) is provided with an opening for exposing the face; the head band (3) is annular, and the head band (3) is sleeved at the upper end of the head sleeve (1); the mask (4) covers the opening of the head sleeve (1), the mask (4) is of an arc structure, two sides of the upper end of the mask (4) are hinged with the surface of the head hoop (3), and the mask (4) can rotate to open or close the opening of the head sleeve (1); the opening of the face mask (4) corresponding to the head cover (1) is provided with an air vent (41), and the air vent (41) is provided with a one-way exhaust valve (5).

2. The simple protective face screen of claim 1, wherein: the one-way exhaust valve (5) comprises a base (51), a sealing sheet (53) and a base cap (52); the base (51) is of an annular structure, the lower end of the base (51) is opened, the upper end of the base is sealed, and the surface of the seal is provided with an air outlet (511); a limiting ring (512) is arranged in the center of the inner part of the upper end of the base (51), the lower end of the base (51) is covered at the position of the air hole (41) on the outer wall of the face mask (4), and the lower end edge of the base (51) is connected with the outer wall of the face mask (4); the seat cap (52) is an annular structure with the outer diameter smaller than the inner diameter of the base (51) and the inner diameter larger than the outer diameter of the limiting ring (512); the upper end of the seat cap (52) is opened, the lower end of the seat cap (52) is sealed, the sealing surface of the seat cap (52) is provided with an air inlet hole (522), the center of the inner part of the lower end of the seat cap (52) is provided with a positioning ring (521), the seat cap (52) is arranged in the base (51), the opening of the seat cap (52) faces to an air outlet hole (511) of the base (51), and the opening edge of the seat cap (52) is tightly inserted into a groove between the base (51) and the limiting ring (512); the sealing sheet (53) is of a sheet type structure, a cross-shaped opening is formed in the center of the sealing sheet (53), the sealing sheet (53) is arranged in a limiting ring (512) of the base (51) and located between an air outlet hole (511) of the base (51) and the positioning ring (521), and the sealing sheet (53) is abutted by the positioning ring (521), so that the sealing sheet (53) and the base (51) are sealed and attached tightly.

3. The simple protective face screen of claim 2, wherein: the sealing piece (53) is made of soft rubber.

4. The simple protective face screen of claim 1, wherein: the side surface of the cape (2) is upwards provided with an opening and closing part communicated with the opening of the head cover (1) along the bottom, and the opening and closing part is provided with a zipper (6) for sealing the opening and closing part.

5. The simple protective face screen of claim 4, wherein: a protective layer (7) for covering the zipper (6) is arranged on one side of the zipper (6) along the length direction of the zipper (6); the protective layer (7) is provided with a double-sided adhesive tape (8) which is used for being adhered with the shawl (2) on the other side of the zipper (6).

6. The simple protective face screen of claim 1, wherein: the size of the opening of the head sleeve (1) is adjusted by a rope belt (9); two rope holes (10) are formed in the back of the head cover (1), one end of the rope belt (9) penetrates through one of the rope holes (10) and penetrates out of the other rope hole (10) after encircling the opening edge of the head cover (1).