CN214807986U - Positive pressure protective hood without hard support - Google Patents
Positive pressure protective hood without hard support Download PDFInfo
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- CN214807986U CN214807986U CN202120356007.2U CN202120356007U CN214807986U CN 214807986 U CN214807986 U CN 214807986U CN 202120356007 U CN202120356007 U CN 202120356007U CN 214807986 U CN214807986 U CN 214807986U
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- head
- elastic fixing
- fixing band
- outer cap
- cap
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Abstract
The utility model discloses a positive pressure protective head cover without hard support, which comprises a window, an outer cap, an inner cap, a face elastic fixing band, a head elastic fixing band, an elastic adjusting buckle and an air supply pipe. The window and the outer cap are connected by two-stage sealing protection. The elasticity degree can be adjusted through the elasticity regulation knot to face elasticity fixed band and head elasticity fixed band, adapts to not equidimension face type, and the flexible fixation is worn comfortablely, has improved epidemic prevention personnel and has worn the uncomfortable problem of oppression of hard support hood head. The face elastic fixing band and the head elastic fixing band are in a warp-weft criss-cross intersection layout at the head, the window, the outer cap and the inner cap can rotate along with the light head, the wearer can move conveniently and flexibly, and the viewing is comfortable and does not dizziness. The utility model discloses no hard support design reduce cost, the processing of being convenient for is convenient for realize disposable safe handling.
Description
Technical Field
The utility model belongs to a malleation protection hood suitable for epidemic prevention, in particular to malleation protection hood that does not have hard support.
Background
In recent years, serious epidemic situation occurs for a plurality of times, and the wearing of a positive pressure protective hood is an effective method for improving the protective effect and is widely applied in the global range, but the prior known technology is as follows: the positive pressure protective hood is fixed on the head by a hard support fixing frame or fixed on the neck by an inflatable support, so that the hood is uncomfortable to wear for a long time.
Disclosure of Invention
In order to solve the problem, the utility model provides a malleation protection hood that does not have hard support, including window, outer cap, interior cap, facial elasticity fixed band, head elasticity fixed band, elasticity adjusting buckle and air supply pipe.
The face elastic fixing belt is tightly attached to the two sides of the cheek and the lower jaw along the lower half circumference of the face.
The head elastic fixing belt is tightly attached to the forehead and the hindbrain along the front, back, left and right circles of the head.
The elastic fixing band for the face and the elastic fixing band for the head are both provided with an elastic adjusting buckle, the tightness can be adjusted according to different sizes of faces, and the flexible fixation is comfortable to wear.
Face elasticity fixed band and head elasticity fixed band are longitude and latitude intersection overall arrangement at the head, are fixed in the head with whole hood flexibility, and the hood is slim and graceful rotation along with the head, and the personnel of wearing move conveniently in a flexible way, watch the comfortable not dizzy of vision.
The window and the outer cap are connected by adopting two-stage sealing protection, so that the protection effect is improved.
Furthermore, the outer cap is provided with face elastic fixing belts from two sides of the cheek to the lower jaw edge, and the lower part of the B boundary point is sewn with the two sides of the cheek and the lower jaw edge of the outer cap into a whole, so that the outer cap is flexibly fixed with the head.
Furthermore, the edge of the inner cap is provided with a head elastic fixing band, and the head elastic fixing band and the edge of the inner cap are sewn into a whole to realize the flexible fixation of the inner cap and the head.
Furthermore, the face elastic fixing band and the head elastic fixing band are crossed and sewn at the boundary point B, so that the face elastic fixing band and the head elastic fixing band are connected; sewing the outer cap and the inner cap between the B boundary point and the A boundary point, and sewing the front ends of the outer cap and the inner cap into a whole; the elastic fixing band of the head part on the right of the dividing point B is sewed with the edge of the outer cap and the edge of the inner cap, and the rear ends of the outer cap and the inner cap are sewed into a whole to enable the outer cap and the inner cap to be connected; the flexible fixation of the whole of the outer cap and the inner cap and the head is realized under the combined action of the face elastic fixation band and the head elastic fixation band.
Furthermore, the outer cap and the inner cap above the A boundary point are not sewn, and an opening between the outer cap and the inner cap is not only a through opening for the air supply pipe to enter the facial air cavity, but also an air outlet for the facial air cavity to be communicated with the back cerebral air cavity.
Furthermore, the internal and external cap suture lines are positioned between the A boundary point and the B boundary point on the two sides of the skull top to isolate the facial air cavity from the back brain air cavity.
Further, the outward flange of window and outer cap opening part inward flange bond, realize that first order is sealed, and the outside seam crossing of window and outer cap adopts the moulding to seal, realizes the second grade driving fit protection.
The utility model has the advantages that: the utility model discloses improved epidemic prevention personnel and worn the problem that the malleation protection head cover head oppression is uncomfortable of hard support, elasticity fixed band is inseparable with the head laminating, and the window adopts the sealed protection of two-stage with being connected of outer cap, improves the protecting effect, the utility model discloses no hard support design, reduce cost, the processing of being convenient for is convenient for realize disposable safe use.
Drawings
FIG. 1 is a schematic side view of a positive pressure protective headgear without a hard support
In fig. 1, 1-view window, 2-external cap, 3-internal cap, 4-face elastic fixing band, 5-head elastic fixing band, 6-elastic adjusting buckle, 7-air supply pipe, 8-internal and external cap suture line, 41-A boundary point and 42-B boundary point.
Detailed Description
The present invention will be further described with reference to the following specific examples. The directional terms such as "below, above, left and right" are used as examples to describe the directions shown in the drawings of the specification, and are only used to describe the embodiments of the present invention, but not to limit the present invention. It should be understood that these examples are for illustrative purposes only and are not intended to limit the scope of the present invention. Furthermore, it should be understood that various changes and modifications of the present invention may be made by those skilled in the art after reading the teachings of the present invention, and these equivalents also fall within the scope of the appended claims.
A positive pressure protective hood without hard support comprises a window 1, an outer cap 2, an inner cap 3, a face elastic fixing band 4, a head elastic fixing band 5, an elastic adjusting buckle 6, an air supply pipe 7, an inner cap suture line 8, an outer cap suture line A dividing point 41 and a dividing point B42. The window 1 and the outer cap 2 are connected by adopting two-stage sealing protection, and the interior of the head cap is flexibly fixed without hard support.
The outward flange of window 1 bonds with 2 opening part inward flanges of outer cap, realizes that first order is sealed, and window 1 adopts the moulding to seal with the outside seam crossing of outer cap 2, realizes the protection of second grade driving fit.
The face elastic fixing belt 4 and the head elastic fixing belt 5 are jointed and sewed at a B dividing point 42.
The lower part of the B-cut 42 is stitched with the cheek sides and chin edge of the outer cap 2 at the elastic fastening band 4.
The outer cap 2 and the inner cap 3 are sewed between the B boundary point 42 and the A boundary point 41, so that the outer cap 2 and the inner cap 3 are sewed into a whole on two sides of the skull top.
The outer cap 2 and the inner cap 3 are not sewn above the boundary point A41, and the gap between the outer cap 2 and the inner cap 3 is used as a through opening for the air supply pipe 7 to enter the facial air cavity.
The elastic fixing belt 5 of the head part is sewed with the edge of the inner cap 3 at the left of the B dividing point 42.
The elastic fixing band 5 of the head part on the right of the B dividing point 42 is sewed with the edge of the outer cap 2 and the edge of the inner cap 3, so that the outer cap 2 and the inner cap 3 are sewed into a whole at the hindbrain.
The face elastic fixing belt 4 is tightly attached to the two sides of the cheek and the lower jaw along the lower half circumference of the face.
The head elastic fixing band 5 is tightly attached to the forehead and the hindbrain along the front, back, left and right circles of the head.
All be equipped with the elasticity on facial elasticity fixed band 4 and the head elasticity fixed band 5 and detain 6, can adjust the elasticity according to not equidimension face type, the flexible fixation is worn comfortablely, improves epidemic prevention personnel and wears the uncomfortable problem of hard head cover head oppression of supporting.
Claims (7)
1. The utility model provides a malleation protection hood that does not have hard support which characterized in that:
comprises a window (1), an outer cap (2), an inner cap (3), a face elastic fixing band (4), a head elastic fixing band (5), an elastic adjusting buckle (6) and an air supply pipe (7);
the face elastic fixing belt (4) is tightly attached to the two sides of the cheek and the lower jaw along the lower half circumference of the face;
the head elastic fixing band (5) is tightly attached to the forehead and the hindbrain along the front, back, left and right circles of the head;
the face elastic fixing band (4) and the head elastic fixing band (5) are both provided with an elastic adjusting buckle (6), the tightness can be adjusted according to different sizes of faces, and the face elastic fixing band is flexibly fixed and comfortable to wear;
the face elastic fixing band (4) and the head elastic fixing band (5) are in a criss-cross arrangement on the head, the whole head cover is flexibly fixed on the head, the head cover rotates along with the head lightly, the wearer can move conveniently and flexibly, and the watching vision is comfortable and does not dizziness;
the window (1) and the outer cap (2) are connected by adopting two-stage sealing protection, so that the protection effect is improved.
2. A non-rigid, support-free, positive pressure protective headgear of claim 1, wherein: the outer cap (2) is provided with face elastic fixing bands (4) from two sides of a cheek to the lower jaw edge, the face elastic fixing bands (4) under the B dividing point (42) are sewn with the two sides of the cheek and the lower jaw edge of the outer cap (2) into a whole, and flexible fixing of the outer cap (2) and the head is achieved.
3. A non-rigid, support-free, positive pressure protective headgear of claim 1, wherein: the edge of the inner cap (3) is provided with a head elastic fixing band (5), the head elastic fixing band (5) and the edge of the inner cap (3) are sewn into a whole, and the inner cap (3) and the head are flexibly fixed.
4. A non-rigid, support-free, positive pressure protective headgear of claim 1, wherein: the face elastic fixing band (4) and the head elastic fixing band (5) are crossed and sewn at a B dividing point (42), so that the face elastic fixing band (4) and the head elastic fixing band (5) are connected; the outer cap (2) and the inner cap (3) are sewn between the B boundary point (42) and the A boundary point (41), and the front ends of the outer cap (2) and the inner cap (3) are sewn into a whole; the elastic fixing band (5) of the head part on the right side of the boundary point (42) B is sewn with the edge of the outer cap (2) and the edge of the inner cap (3), and the rear ends of the outer cap (2) and the inner cap (3) are sewn into a whole, so that the outer cap (2) and the inner cap (3) are connected; the flexible fixation of the whole of the outer cap (2) and the inner cap (3) with the head is realized under the combined action of the face elastic fixation band (4) and the head elastic fixation band (5).
5. A non-rigid, support-free, positive pressure protective headgear of claim 1, wherein: the outer cap (2) and the inner cap (3) above the A boundary point (41) are not sewn, and an opening between the outer cap (2) and the inner cap (3) is not only a through opening for the air supply pipe (7) to enter the facial air cavity, but also an air outlet for the facial air cavity to be communicated with the back cerebral air cavity.
6. A non-rigid, support-free, positive pressure protective headgear of claim 1, wherein: the internal and external cap suture lines (8) are positioned between the A boundary point (41) and the B boundary point (42) on the two sides of the skull top to isolate the facial air cavity from the back brain air cavity.
7. A non-rigid, support-free, positive pressure protective headgear of claim 1, wherein: the outward flange of window (1) and outer cap (2) opening part inward flange bond, realize that first order is sealed, and the outside seam crossing of window (1) and outer cap (2) adopts the moulding to seal, realizes the second grade driving fit protection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120356007.2U CN214807986U (en) | 2021-02-05 | 2021-02-05 | Positive pressure protective hood without hard support |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120356007.2U CN214807986U (en) | 2021-02-05 | 2021-02-05 | Positive pressure protective hood without hard support |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214807986U true CN214807986U (en) | 2021-11-23 |
Family
ID=78883338
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120356007.2U Active CN214807986U (en) | 2021-02-05 | 2021-02-05 | Positive pressure protective hood without hard support |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214807986U (en) |
-
2021
- 2021-02-05 CN CN202120356007.2U patent/CN214807986U/en active Active
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