CN111631460B

CN111631460B - Medical protective cover

Info

Publication number: CN111631460B
Application number: CN202010621058.3A
Authority: CN
Inventors: 胡丽萍; 徐燕
Original assignee: First Affiliated Hospital of Army Medical University
Current assignee: First Affiliated Hospital of Army Medical University
Priority date: 2020-06-30
Filing date: 2020-06-30
Publication date: 2022-05-24
Anticipated expiration: 2040-06-30
Also published as: CN111631460A

Abstract

The invention relates to the technical field of medical masks. The medical protective cover comprises an upper protective area for covering an eye area, a lower protective area for covering an oral-nasal area and a fixing part for fixing the upper protective area on the head, wherein the upper protective area comprises an eye frame, a transparent lens fixedly connected with the eye frame and an upper flexible layer which is arranged along the edge of the eye frame and is attached to the face, and one surface of the eye frame, which is in contact with the face, is provided with a flexible attaching part for increasing the contact area; the lower protection area comprises a lower flexible layer attached to the face and side holes formed in two sides of the lower flexible layer, and a plurality of air holes are formed in the lower flexible layer; the upper flexible layer is fixedly connected with the lower flexible layer. The scheme mainly solves the problem that the current medical staff wear the protective glasses for a long time to easily cause strange marks and further cause discomfort of the medical staff.

Description

Medical protective cover

Technical Field

The invention relates to the technical field of medical masks.

Background

At present, under the influence of new coronary pneumonia epidemic situation, everyone needs to wear a mask every day in order to avoid infected diseases, especially medical staff working in hospitals; since hospitals are the main sites for treating diseases, medical staff need to face a large number of patients every day, and in order to be better adhered to their own posts, the medical staff need to protect themselves.

In an epidemic situation, medical staff need to wear protective glasses and a mask during daily work, and the protective glasses and the mask need to be tightly attached to the face in order to ensure the protective effect; in the actual use process, the contact surface of the protective glasses and the face is usually in line contact, and the protective glasses are usually made of relatively hard materials, so that the tightening marks appear around the eyes after long-time wearing, and discomfort is caused to medical staff.

Disclosure of Invention

The invention aims to provide a medical protective cover to solve the problem that the medical staff are uncomfortable due to the fact that the medical staff easily cause strange marks when wearing protective glasses for a long time at present.

In order to achieve the above object, the basic scheme of the invention is as follows: a medical protective cover comprises an upper protective area for covering an eye area, a lower protective area for covering an oral-nasal area and a fixing part for fixing the upper protective area on a head, wherein the upper protective area comprises an eye frame, a transparent lens fixedly connected with the eye frame and an upper flexible layer which is arranged along the edge of the eye frame and is attached to the face, and one surface of the eye frame, which is in contact with the face, is provided with a flexible attaching part for increasing the contact area; the lower protection area comprises a lower flexible layer attached to the face and side holes formed in two sides of the lower flexible layer, and a plurality of air holes are formed in the lower flexible layer; the upper flexible layer is fixedly connected with the lower flexible layer.

The basic scheme has the advantages that:

1. according to the scheme, the existing medical mask is placed on one surface of the lower flexible layer, which is used for being attached to the face, and the connecting belts on the two sides of the medical mask respectively penetrate through the side holes; when the medical mask is worn, the upper protection area is fixed on the head through the fixing part, and then the connecting bands on the two sides of the medical mask are sleeved on ears of medical staff, so that the lower protection area is fixed on the head, and the protection mask is fixed on the whole head; wear the completion back, through the direct and facial contact of flexible laminating portion, compare in prior art, rigid material has been replaced through flexible laminating portion to this scheme to, still increased with facial area of contact, and then the comfort is stronger when making medical staff wear for a long time, is more difficult for appearing reining the trace.

2. This scheme can fix last protected area on the head through the fixed part, and the connecting band through the gauze mask can be fixed protected area down on the head, because last flexible layer and flexible layer rigid coupling down for go up protected area and protected area rigid coupling down, and then improve the stability of going up protected area and protected area down and head fixed.

3. The last flexible layer and the lower flexible layer of this scheme adoption are flexible material, and when wearing, the comfort is stronger.

4. The protection zone passes through medical gauze mask under this scheme and fixes on the head, and the wearing mode that adopts medical gauze mask is very simple and convenient, can also change medical gauze mask at any time according to the use needs, and the practicality is strong.

Further, flexible laminating portion is including seting up the ring channel on the eye-rim and by the spacing annular gasbag of ring channel, the cross section of ring channel is the T shape, the cross section of annular gasbag is the I shape, and the annular gasbag is including the straightway that is used for putting into the T shape section in the ring channel and pastes with the eye-rim, the straightway leads to with the T shape section, the width of straightway is not less than the width of eye-rim frame strip.

Through the arrangement, the T-shaped section is limited through the annular groove, so that the T-shaped section is prevented from separating from the annular groove, namely the annular air bag is prevented from separating; because the straight line section is attached to the bottom of the eye frame and directly contacts the face through the flexible straight line section, the eye frame is more comfortable compared with a hard material; and, the width of straightway is greater than the width of eye frame strip, has avoided eye socket frame strip and facial contact on the one hand, and on the other hand has still increased with facial area of contact, wears the comfort for a long time better.

The width of the frame strip of the eye frame is as follows: the frame of the eye frame is a rectangular strip, and the width of the frame strip of the eye frame is the width of the strip.

Further, an opening and a sealing cover detachably connected with the opening are arranged on the straight line section.

Through the arrangement, when the inflatable air bag is used, the sealing cover is taken down and inflated into the straight line section, and the annular air bag is inflated due to the fact that the straight line section is communicated with the T-shaped section; continuously inflating the straight line section to ensure that the annular air bag is fully filled, stopping inflating, and sealing the opening through the sealing cover; after use, the sealing cover can be taken down, so that the annular air bag is deflated, is convenient to take out, clean, disinfect and sterilize, and can be used for multiple times.

Further, the fixing part comprises fixing blocks fixedly connected to two sides of the eye frame, transverse through holes are formed in the fixing blocks, and vertical grooves are formed in the inner walls of the two sides of each transverse through hole; a vertical block is connected in the vertical groove in a sliding manner, and a first spring is arranged between the vertical block and the vertical groove; the cotton rope fixing device is characterized by further comprising two cotton ropes, each cotton rope is provided with an auxiliary block extending into the transverse through hole, two sides of each auxiliary block are hinged with swing arms, and free ends of the swing arms are hinged with the vertical blocks; the air bag inflation detection device further comprises a detection piece for detecting that the annular air bag is filled with the annular groove after inflation, and the detection piece can also be used for stopping the vertical block after sliding in the vertical groove.

Through the arrangement, the annular air bag is inflated, and the annular air bag can be determined to be filled with the annular groove after being inflated through the detection piece; the detection piece can also be used for stopping the vertical block after sliding in the vertical groove, and when the vertical block moves, the vertical block pulls the auxiliary block to move towards the transverse through hole through the swing arm, and the first spring is compressed; when the vertical block is stopped, the vertical block can stop the auxiliary block through the swing arm, so that the cotton rope can be stopped; when the head-wearing protective belt is worn, the upper protective area is attached to the face, the free ends of the two cotton ropes are held and wound to the back of the head, and the head is fixed in a knotting mode.

Furthermore, the detection piece comprises a detection block and linkage arms hinged to two sides of the detection block, one end of the detection block is located in the annular groove, the other end of the detection block is located in the transverse through hole, and a second spring is arranged between the detection block and the eye frame; the free end of the linkage arm is hinged with the vertical block.

Through the arrangement, during the inflation of the annular air bag, the T-shaped section extrudes the detection block due to the expansion, and the detection block moves towards the direction of the fixed block; the detection block drives the vertical block to slide in the vertical groove through the linkage arm, and the first spring is compressed; continuously inflating the annular air bag, and continuously moving the auxiliary block into the transverse through hole; when the annular air bag is filled with the gas, the auxiliary block stops moving, and the medical staff can be helped to judge that the annular air bag is filled with the gas.

Furthermore, a stress plate is arranged at one end of the detection block, which is positioned in the annular groove.

Through the setting, replace through the atress board and detect piece and straightway direct contact, increased with the area of contact of straightway, reduced the wearing and tearing condition to the straightway.

Furthermore, transverse grooves are symmetrically formed in one end, far away from the eye frame, of the fixing block by taking the transverse through hole as a center, and the transverse grooves are communicated with the vertical grooves; the transverse groove is rotatably connected with the rotating shaft, and a torsion spring is arranged between the rotating shaft and the transverse groove; the rotating shaft is provided with a gear and a clamping arm extending out of the transverse groove and used for clamping the auxiliary block; and the vertical block is provided with a rack meshed with the gear.

Through the arrangement, during the movement of the vertical block, the vertical block drives the gear to rotate through the rack, the gear drives the rotating shaft to rotate, and the rotating shaft drives the clamping arm to swing towards the auxiliary block; continuously inflating the annular air bag, continuously moving the auxiliary block into the transverse through hole, and continuously swinging the clamping arm towards the auxiliary block; when the annular air bag is filled with gas, the two clamping arms clamp the auxiliary block tightly, so that the cotton rope can be fixed and is prevented from loosening or shaking.

Furthermore, the lower flexible layer is provided with a flexible block which is used for being attached to the nose bridge and the face, and the bottom of the flexible block is provided with a limit groove.

Through the arrangement, after the connecting bands on the two sides of the medical mask respectively penetrate through the side holes, the upper part of the medical mask is held and placed in the limiting groove, and the medical mask is limited by the limiting groove; replace medical gauze mask edge and bridge of the nose, face contact through flexible piece, increased with the area of contact of face, and then improved the comfort.

Further, the width of the limiting groove is gradually reduced from the middle to two sides.

Through the arrangement, the limiting effect on the medical mask is enhanced.

Furthermore, water bags are arranged on two sides of the straight line section.

Through the setting, the water pocket can play the effect of cooling to the face, to the condition of wearing for a long time, through can improving the comfort.

Drawings

Fig. 1 is a front view of a first embodiment of a medical shield according to the present invention;

FIG. 2 is a rear view of the eye rim of FIG. 1 with an annular bladder disposed within the annular groove;

FIG. 3 is a cross-sectional view taken along A-A of FIG. 2;

FIG. 4 is a rear view of the eye frame of FIG. 1 without the annular bladder disposed within the annular groove;

FIG. 5 is an enlarged view of FIG. 4 at B;

FIG. 6 is a front view of a second embodiment of a medical shield in accordance with the present invention;

fig. 7 is a rear view of the flexible block of fig. 6.

Detailed Description

The following is further detailed by way of specific embodiments:

reference numerals in the drawings of the specification include: the device comprises an eye frame 1, a transparent lens 2, an upper flexible layer 3, a lower flexible layer 4, a side hole 5, an air hole 6, an annular groove 7, an annular air bag 8, a T-shaped section 811, a straight line section 812, a fixing block 9, a transverse through hole 10, a vertical block 11, a first spring 12, a cotton rope 13, an auxiliary block 14, a swing arm 15, a detection block 16, a linkage arm 17, a second spring 18, a stress plate 19, a transverse groove 20, a gear 21, a clamping arm 22, a rack 23, a flexible block 24 and a limiting groove 25.

Example one

Substantially as shown in figures 1, 2, 3, 4 and 5: the utility model provides a medical protective cover, is including the fixed part that is used for covering the last protection zone of eye region, is used for covering the lower protection zone of oral-nasal region and is used for fixing last protection zone at the head, goes up the protection zone and includes eye frame 1, with the transparent lens 2 of eye frame 1 rigid coupling and be provided with along eye frame 1 edge with the last flexible layer 3 that pastes of face, transparent lens 2 is located eye frame 1, and makes things convenient for medical staff to watch. The upper flexible layer 3 is fixed on the eye frame 1 in a bonding mode, and the upper flexible layer 3 is made of common cloth.

One surface of the eye frame 1, which is in contact with the face, is provided with a flexible attaching part for increasing the contact area; the flexible attaching portion comprises an annular groove 7 formed in the eye frame 1 and an annular air bag 8 limited by the annular groove 7, the cross section of the annular groove 7 is T-shaped, the cross section of the annular air bag 8 is I-shaped, the annular air bag 8 comprises a T-shaped section 811 used for being placed in the annular groove 7 and a straight line section 812 attached to the bottom of the eye frame 1, the straight line section 812 is communicated with the T-shaped section 811, and the width of the straight line section 812 is larger than that of a frame strip of the eye frame 1. The straight line portion 812 is provided with an opening, a sealing ring is fixedly connected to the opening, and a sealing cover is connected to the sealing ring in a threaded mode.

The fixing part comprises fixing blocks 9 fixedly connected to two sides of the eye frame 1, and the fixing blocks 9 are fixed with the eye frame 1 through bolts; the fixing block 9 is provided with a transverse through hole 10, the inner walls of two sides of the transverse through hole 10 are provided with vertical grooves, and the two vertical grooves are symmetrically arranged by taking the transverse through hole 10 as a center; a vertical block 11 is connected in the vertical groove in a sliding manner, and a first spring 12 is fixedly connected between the vertical block 11 and the vertical groove; still include two cotton ropes 13, all be fixed with on every cotton rope 13 and stretch into the supplementary piece 14 in the horizontal through-hole 10, and the both sides of supplementary piece 14 all articulate there is swing arm 15, and swing arm 15's free end is articulated with vertical piece 11.

The fixed part also comprises a detection piece for detecting that the annular air bag 8 is filled with the annular groove 7 after being inflated, and the detection piece can also be used for stopping the vertical block 11 after sliding in the vertical groove. The detection piece comprises a detection block 16 and linkage arms 17 hinged to two sides of the detection block 16, one end of the detection block 16 is located in the annular groove 7, the other end of the detection block 16 is located in the transverse through hole 10, a second spring 18 is fixedly connected between the detection block 16 and the eye frame 1, and one end, located in the annular groove 7, of the detection block 16 is fixedly provided with a stress plate 19 through a bolt; the free end of the linkage arm 17 is hinged with the vertical block 11.

One end of the fixing block 9, far away from the eye frame 1, is symmetrically provided with transverse grooves 20 by taking the transverse through hole 10 as a center, and the transverse grooves 20 are communicated with the vertical grooves; the transverse groove 20 is rotatably connected with a rotating shaft, and a torsion spring is fixedly connected between the rotating shaft and the transverse groove 20; the rotating shaft is provided with a gear 21 and a clamping arm 22 which extends out of the transverse groove 20 and is used for clamping the auxiliary block 14; the vertical block 11 is integrally formed with a rack 23 engaged with the gear 21.

The lower protection area comprises a lower flexible layer 4 attached to the face and side holes 5 arranged on two sides of the lower flexible layer 4, the lower flexible layer 4 is made of common cloth, and a plurality of air holes 6 are formed in the lower flexible layer 4; the upper flexible layer 3 is integrally formed with the lower flexible layer 4.

The specific implementation process is as follows:

when the inflatable air bag is used, the sealing cover is taken down, the straight-line section 812 is inflated, and the annular air bag 8 is inflated due to the fact that the straight-line section 812 is communicated with the T-shaped section 811; the inflation continues into the straight line portion 812 so that the annular air bag 8 is filled, the inflation is stopped, and the opening is sealed by the seal cover. At the moment, the T-shaped section 811 is limited by the annular groove 7, so that the T-shaped section 811 is prevented from being separated from the annular groove 7, namely the annular air bag 8 is prevented from being separated; and the straight line segment 812 expands to be attached to the bottom of the eye frame 1, and the width of the straight line segment 812 is larger than that of the frame strip of the eye frame 1.

During the inflation of the annular air bag 8, the T-shaped section 811 extrudes the stress plate 19 due to the expansion, the stress plate 19 drives the detection block 16 to move towards the fixed block 9, and the second spring 18 stretches; the detection block 16 drives the vertical block 11 to slide in the vertical groove through the linkage arm 17, and the first spring 12 compresses; during the movement of the vertical block 11, the vertical block 11 drives the gear 21 to rotate through the rack 23, the gear 21 drives the rotating shaft to rotate, and the rotating shaft drives the clamping arm 22 to swing towards the auxiliary block 14; meanwhile, the vertical block 11 pulls the auxiliary block 14 to move into the transverse through hole 10 through the swing arm 15, and at the moment, the auxiliary block 14 can be moved to judge that the inflation can be continued.

The annular air bag 8 is continuously inflated, the auxiliary block 14 continues to move towards the transverse through hole 10, and the clamping arm 22 continues to swing towards the auxiliary block 14; when the annular air bag 8 is filled with gas, the auxiliary block 14 stops moving, and the two clamping arms 22 clamp the auxiliary block 14, so that medical staff can judge that the annular air bag 8 is filled with gas on one hand, and the cotton rope 13 can be fixed on the other hand to avoid loosening or shaking.

Then, the existing medical mask is placed on one surface of the lower flexible layer 4, which is used for being attached to the face, and connecting bands on two sides of the medical mask respectively penetrate through the side holes 5; when the protective cover is worn, the protective cover is attached to the face, the free ends of the two cotton ropes 13 are held to be wound to the back of the head, and the protective cover is fixed on the head in a knotting mode; then the connecting bands at the two sides of the medical mask are sleeved on the ears of the medical staff, so that the protective cover can be fixed on the head, and the air holes 6 are favorable for air circulation; in addition, the two cotton ropes 13 are fixed in a knotting mode, so that the connection and the disassembly are convenient; the wearing mode of the medical mask is very simple and convenient, the mask can be replaced at any time according to the use requirement, and the practicability is high.

After wearing, because the straight line segment 812 is attached to the bottom of the eye frame 1, the eye frame directly contacts the face through the flexible straight line segment 812, and the eye frame is more comfortable compared with a hard material; and, the width of straightway 812 is greater than the width of eye-frame 1 frame strip, has avoided eye socket frame strip and facial contact on the one hand, and on the other hand has still increased with facial area of contact, wears the comfort for a long time better.

Example two

Substantially as shown in figures 6 and 7: the structure and implementation of the second embodiment are substantially the same as those of the first embodiment, and the differences are as follows: the lower flexible layer 4 is bonded with a flexible block 24 used for being attached to the nose bridge and the face, the transverse length of the flexible block 24 is smaller than that of the medical mask, and the flexible block 24 is made of rubber; the bottom of the flexible block 24 is provided with a limit groove 25 for limiting the upper part of the medical mask, and the width of the limit groove 25 is gradually reduced from the middle part to two sides. Water bags are arranged on both sides of the straight line section 812.

The specific implementation process is as follows:

after the connecting bands on the two sides of the medical mask respectively penetrate through the side holes 5, the upper part of the medical mask is held and placed in the limiting groove 25, and the width of the limiting groove 25 is gradually reduced from the middle part to the two sides, so that the medical mask can be limited; moreover, the edge of the medical mask is replaced by the flexible block 24 to be in contact with the nose bridge and the face of the face, so that the contact area with the face is increased, and the comfort is improved. In addition, the transverse length of the flexible block 24 is smaller than that of the medical mask, so that the two sides of the medical mask can be attached to the face, and the prevention effect is guaranteed.

The water pocket can play the effect of cooling to the face, to the condition of wearing for a long time, through can improving the comfort.

The foregoing is merely an example of the present invention and common general knowledge in the art of specific structures and/or features of the invention has not been set forth herein in any way. It should be noted that, for those skilled in the art, without departing from the structure of the present invention, several changes and modifications can be made, which should also be regarded as the protection scope of the present invention, and these will not affect the effect of the implementation of the present invention and the practicability of the patent. The scope of the claims of the present application shall be determined by the contents of the claims, and the description of the embodiments and the like in the specification shall be used to explain the contents of the claims.

Claims

1. A medical shield, its characterized in that: the eye protection mask comprises an upper protection area for covering an eye area, a lower protection area for covering an oral-nasal area and a fixing part for fixing the upper protection area on the head, wherein the upper protection area comprises an eye frame, a transparent lens fixedly connected with the eye frame and an upper flexible layer which is arranged along the edge of the eye frame and is attached to the face, and one surface of the eye frame, which is in contact with the face, is provided with a flexible attaching part for increasing the contact area; the lower protection area comprises a lower flexible layer attached to the face and side holes formed in two sides of the lower flexible layer, and a plurality of air holes are formed in the lower flexible layer; the upper flexible layer is fixedly connected with the lower flexible layer; the flexible attaching part comprises an annular groove formed in the eye frame and an annular air bag limited by the annular groove, the cross section of the annular groove is T-shaped, the cross section of the annular air bag is I-shaped, the annular air bag comprises a T-shaped section placed in the annular groove and a straight line section attached to the eye frame, the straight line section is communicated with the T-shaped section, and the width of the straight line section is not less than the width of a frame strip of the eye frame; the fixing part comprises fixing blocks fixedly connected to two sides of the eye frame, the fixing blocks are provided with transverse through holes, and vertical grooves are formed in the inner walls of the two sides of each transverse through hole; a vertical block is connected in the vertical groove in a sliding manner, and a first spring is arranged between the vertical block and the vertical groove; the cotton rope fixing device is characterized by further comprising two cotton ropes, each cotton rope is provided with an auxiliary block extending into the transverse through hole, two sides of each auxiliary block are hinged with swing arms, and free ends of the swing arms are hinged with the vertical blocks; the detection piece is used for detecting that the annular air bag is filled with air and then the annular groove is filled with air, and the detection piece can also be used for enabling the vertical block to slide in the vertical groove firstly and then stop; the detection piece comprises a detection block and linkage arms hinged to two sides of the detection block, one end of the detection block is located in the annular groove, the other end of the detection block is located in the transverse through hole, and a second spring is arranged between the detection block and the eye frame; the free end of the linkage arm is hinged with the vertical block; one end of the fixing block, which is far away from the eye frame, is symmetrically provided with transverse grooves by taking the transverse through hole as a center, and the transverse grooves are communicated with the vertical grooves; the transverse groove is rotatably connected with the rotating shaft, and a torsion spring is arranged between the rotating shaft and the transverse groove; the rotating shaft is provided with a gear and a clamping arm extending out of the transverse groove and used for clamping the auxiliary block; and the vertical block is provided with a rack meshed with the gear.

2. The medical shield according to claim 1, wherein: the straight section is provided with an opening and a sealing cover detachably connected with the opening.

3. The medical shield according to claim 2, wherein: and a stress plate is arranged at one end of the detection block, which is positioned in the annular groove.

4. The medical shield according to claim 3, wherein: the lower flexible layer is provided with a flexible block used for being attached to the nose bridge and the face, and the bottom of the flexible block is provided with a limiting groove.

5. The medical shield according to claim 4, wherein: the width of the limiting groove is gradually reduced from the middle part to two sides.

6. The medical shield according to claim 5, wherein: and water bags are arranged on two sides of the straight line section.