CN211984046U - Medical helmet with function of preventing virus air transmission - Google Patents
Medical helmet with function of preventing virus air transmission Download PDFInfo
- Publication number
- CN211984046U CN211984046U CN202020682144.0U CN202020682144U CN211984046U CN 211984046 U CN211984046 U CN 211984046U CN 202020682144 U CN202020682144 U CN 202020682144U CN 211984046 U CN211984046 U CN 211984046U
- Authority
- CN
- China
- Prior art keywords
- fixedly connected
- wall
- backshell
- face guard
- function
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 241000700605 Viruses Species 0.000 title claims abstract description 14
- 230000005540 biological transmission Effects 0.000 title description 2
- 208000035742 Air-borne transmission Diseases 0.000 claims abstract description 4
- 230000005557 airborne transmission Effects 0.000 claims abstract description 4
- 238000007789 sealing Methods 0.000 claims description 15
- 230000014599 transmission of virus Effects 0.000 claims description 8
- 238000009423 ventilation Methods 0.000 claims description 7
- 230000002265 prevention Effects 0.000 abstract description 6
- 210000003128 head Anatomy 0.000 description 7
- 230000008859 change Effects 0.000 description 4
- 230000006835 compression Effects 0.000 description 3
- 238000007906 compression Methods 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 230000002146 bilateral effect Effects 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- 230000000241 respiratory effect Effects 0.000 description 2
- 239000000725 suspension Substances 0.000 description 2
- 239000004677 Nylon Substances 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003575 carbonaceous material Substances 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000011152 fibreglass Substances 0.000 description 1
- 208000015181 infectious disease Diseases 0.000 description 1
- 239000010985 leather Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229920001778 nylon Polymers 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000007480 spreading Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Images
Landscapes
- Respiratory Apparatuses And Protective Means (AREA)
Abstract
The utility model discloses a medical helmet with prevention virus airborne transmission function, including backshell, face guard, lens, U-shaped draw-in groove and ventilative cover. This medical helmet with prevention virus airborne function, during the use, at first move the face guard and make first semicircular notch and the semicircular notch of second on backshell and the face guard open through the hinge, then wear the face guard at user's face, close face guard and backshell this moment, rotatory rotation handle this moment, rotation handle drives the connecting block and slides in the cover pipe, the overhead guard top is at user's top this moment, the face guard rises under reaction force, first rectangular hole on the final face guard is just to user's eyes, second rectangular hole on the face guard is just to user's mouth nose, when the user breathes, outside air passes through the second cassette entering helmet on the backshell, the air of user's exhalation passes through ventilative cover discharge face guard, the air through ventilative cover filters through first cassette and then discharges from the check valve.
Description
Technical Field
The utility model relates to a respiratory protection apparatus field specifically is a medical helmet with prevention virus airborne transmission function.
Background
Helmets are protective gear used to protect the head. Is a cap worn by soldiers in training and battle, and is an indispensable tool in people's traffic. It is mainly composed of three portions of external shell, lining and suspension device. The shell is made of special steel, glass fiber reinforced plastic, leather, nylon and other materials respectively to resist the damage of bullets, shrapnel and other striking objects to the head. Ancient China called the armature, the head armor, the pocket an ancient pot or the head an ancient pot, and modern helmets were mainly composed of a shell, a liner, a suspension system, and the like. Helmets are constructed and designed in a wide variety of configurations and styles due to the different requirements of use in various activities.
Medical helmet is promptly for doctorsing and nurses the helmet of wearing, need protect its mouth nose in medical personnel's working process, and the virus passes through the air infection for medical personnel when avoiding medical personnel to locate with the disease for a long time, but can be adhered to by the virus after the medical helmet use, leads to continuing to use, causes the wasting of resources.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a medical helmet with prevention virus airborne transmission function to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme:
a medical helmet with a function of preventing virus air propagation comprises a rear shell, wherein one piece of hinge is symmetrically and fixedly installed on the top surface of the rear shell, the other piece of hinge is fixedly connected with a face mask, a first rectangular hole is formed in the side wall of the upper portion of the face mask, a lens is arranged on the outer side of the first rectangular hole, the lens is fixedly installed on the side wall of the face mask, a second rectangular hole is formed in the outer wall of the lower portion of the face mask, a sealing ring is arranged on the outer side of the second rectangular hole, a U-shaped clamping groove is formed in the outer side of the sealing ring, the sealing ring and the U-shaped clamping groove are fixedly connected to the side wall of the face mask, a fixing block is connected to the side wall of the sealing ring in a sliding mode, the fixing block is clamped to the inner side of the U-shaped clamping groove, a ventilation cover is fixedly connected to one side of the fixing block, a first filter plate is fixedly connected to the inner wall, the slot is fixedly connected with the inner side of the second rear shell, and a second filter sheet is arranged in the slot.
As a further aspect of the present invention: the bottom surface of the rear shell can be provided with a first semicircular notch, and the bottom surface of the face mask is provided with a second semicircular notch corresponding to the first semicircular notch.
As a further aspect of the present invention: the bottom surface of face guard symmetry fixedly connected with articulates the seat, articulates on articulated seat to have the depression bar, and outer wall one side fixedly connected with spring of depression bar, the one end fixed connection of spring is in the bottom surface of face guard.
As a further aspect of the present invention: the other side of the outer wall of the pressure lever is fixedly connected with a clamping hook, the inner side of the clamping hook is provided with a clamping block, and the clamping block is fixedly connected with the bottom surface of the rear shell.
As a further aspect of the present invention: the top surface of backshell rotates and is connected with the rotation handle, and the outer wall of rotation handle is equipped with the external screw thread, and backshell and threaded connection have a connecting block are passed to the one end of rotation handle, and sliding connection has the sleeve pipe on the outer wall of connecting block, and sheathed tube one end fixed connection is inboard at the backshell top, the bottom surface fixedly connected with overhead guard of connecting block, and the bottom surface of overhead guard is circular-arc.
As a further aspect of the present invention: the bilateral symmetry fixedly connected with guide bar of overhead guard, the outer wall sliding connection of guide bar has the uide bushing, and the one end fixed connection of uide bushing is inboard at the backshell top.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model discloses, through the backshell, the hinge, the face guard, the lens, ventilative cover, the check valve, the cooperation of first cassette and second cassette is used, make the helmet can protect the user, through the sealing washer, the U-shaped draw-in groove, the cooperation of fixed block and ventilative cover is used, make ventilative cover can take off the change from the face guard, the change can be taken off from the backshell to the second cassette simultaneously, thereby make this medical helmet that has prevention virus air propagation function can change its protective structure after using, the whole abandonment of helmet has been avoided.
2. The utility model discloses, through the hinge, the backshell, the face guard, articulated seat, the depression bar, he is dark yellow, the cooperation of pothook and fixture block is used, make the cover that the helmet can be convenient establish at user's head, use through the cooperation of rotation handle, the connecting block, the overhead guard, guide bar and uide bushing, the height of time overhead guard can be adjusted, the position and the user eyes of control lens flush, simultaneous control user's mouth nose and respiratory mask flush, thereby make this medical helmet who has prevention virus airborne function use more convenient, can adapt to more users and use.
Drawings
Fig. 1 is a schematic structural view of a medical helmet having a function of preventing virus from being airborne.
Fig. 2 is a front sectional view of a medical helmet having a function of preventing the air transmission of viruses.
Fig. 3 is a side sectional view of a medical helmet having a function of preventing the air transmission of viruses.
Fig. 4 is a partial view of a medical helmet a having a function of preventing the air transmission of viruses.
In the figure: the mask comprises a rear shell 1, a hinge 2, a face mask 3, a hinged seat 4, a pressure rod 5, a spring 6, a clamping hook 7, a clamping block 8, a lens 9, a sealing ring 10, a U-shaped clamping groove 11, a fixing block 12, a sleeve 13, a ventilation cover 14, a one-way valve 15, a rotating handle 16, a connecting block 17, a top cover 18, a guide rod 19, a guide sleeve 20, a first filter sheet 21, a second filter sheet 22 and a slot 23.
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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1 to 4, in an embodiment of the present invention, a medical helmet with a function of preventing virus from spreading includes a back shell 1, one piece of a hinge 2 is symmetrically and fixedly installed on a top surface of the back shell 1, another piece of the hinge 2 is fixedly connected with a face shield 3, a bottom surface of the back shell 1 may have a first semicircular notch, a bottom surface of the face shield 3 has a second semicircular notch corresponding to the first semicircular notch, a hinged seat 4 is symmetrically and fixedly connected to one side of the bottom surface of the face shield 3, a compression bar 5 is hinged to the hinged seat 4, a spring 6 is fixedly connected to one side of an outer wall of the compression bar 5, one end of the spring 6 is fixedly connected to the bottom surface of the face shield 3, a hook 7 is fixedly connected to the other side of the outer wall of the compression bar 5, a clamping block 8 is installed inside the hook 7, the clamping block 8 is fixedly connected to the bottom surface of the back shell 1, a, the lens 9 is fixedly installed on the side wall of the face mask 3, the outer wall of the lower part of the face mask 3 is provided with a second rectangular hole, the outer side of the second rectangular hole is provided with a sealing ring 10, the outer side of the sealing ring 10 is provided with a U-shaped clamping groove 11, the sealing ring 10 and the U-shaped clamping groove 11 are both fixedly connected on the side wall of the face mask 3, the side wall of the sealing ring 10 is slidably connected with a fixed block 12, the fixed block 12 is clamped at the inner side of the U-shaped clamping groove 11, one side of the fixed block 12 is fixedly connected with a ventilation cover 14, the inner wall of the ventilation cover 14 is fixedly connected with a first filter sheet 21, the outer wall of the ventilation cover 14 is fixedly connected with a one-way valve 15, the type of the one-way valve 15 is f301, the one-way valve 15 manufactured and sold by the Lanxi Ministral plastic handicraft factory is communicated with the ventilation cover 14, the top surface of the rear shell, sliding connection has sleeve pipe 13 on connecting block 17's the outer wall, sleeve pipe 13's one end fixed connection is inboard at 1 top of backshell, connecting block 17's bottom surface fixedly connected with overhead guard 18, the bottom surface of overhead guard 18 is circular-arcly, the bilateral symmetry fixedly connected with guide bar 19 of overhead guard 18, the outer wall sliding connection of guide bar 19 has uide bushing 20, the one end fixed connection of uide bushing 20 is inboard at 1 top of backshell, it is equipped with slot 23 to have seted up third rectangular hole and third rectangular hole inboard on the lateral wall of backshell 1, slot 23 fixed connection two is the inboard at backshell 1, be equipped with second cassette 22 in the slot 23, first cassette 21 and second cassette 22 are the active carbon material.
The utility model discloses a theory of operation is:
when the face mask is used, the face mask 3 is moved to open the first semicircular gap and the second semicircular gap on the rear shell 1 and the face mask 3 through the hinge, then the face mask 3 is worn on the face of a user, at the moment, the face mask 3 and the rear shell 1 are closed, the clamping hook 7 is clamped on the clamping block 8 under the action of the spring 6, at the moment, the face mask 3 and the rear shell 1 are mutually fixed, at the moment, the rotating handle 16 is rotated, the rotating handle 16 drives the connecting block 17 to slide in the sleeve 13, at the moment, the top cover 18 is propped against the top of the head of the user, the face mask 3 rises under the action of a reaction force, finally, the first rectangular hole on the face mask 3 is opposite to eyes of the user, the second rectangular hole on the face mask 3 is opposite to the nose and the mouth of the user, at the moment, the user observes the outside through the lens 9, when the user breathes, outside air, the air through ventilative cover 14 filters through first cassette 21 and then discharges from check valve 15, accomplishes protection work, when not using, the spring 6 side of pressure bar 5 is pressed to the pressure, make the joint of pothook 7 and fixture block 8 remove, make backshell 1 and face guard 3 remove fixedly, then take off the helmet from the user head, promote ventilative cover 14 this moment and make fixed block 12 slide on sealing washer 10 surface, and leave U-shaped draw-in groove 11, take off ventilative cover 14, then change ventilative cover 14 of new with waiting to use next time.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.
Claims (6)
1. A medical helmet with a function of preventing the airborne transmission of viruses, comprising a rear shell (1), characterized in that: one piece of the hinge (2) is symmetrically and fixedly installed on the top surface of the rear shell (1), the other piece of the hinge (2) is fixedly connected with a face mask (3), a first rectangular hole is formed in the side wall of the upper portion of the face mask (3), a lens (9) is arranged on the outer side of the first rectangular hole, the lens (9) is fixedly installed on the side wall of the face mask (3), a second rectangular hole is formed in the outer wall of the lower portion of the face mask (3), a sealing ring (10) is arranged on the outer side of the second rectangular hole, a U-shaped clamping groove (11) is arranged on the outer side of the sealing ring (10), the sealing ring (10) and the U-shaped clamping groove (11) are both fixedly connected to the side wall of the face mask (3), a fixing block (12) is slidably connected to the side wall of the sealing ring (10), the fixing block (12) is clamped to the inner side of the U-shaped clamping groove (11), a ventilation cover (, fixedly connected with check valve (15) on the outer wall of ventilative cover (14), check valve (15) intercommunication ventilative cover (14), seted up third rectangular hole and third rectangular hole inboard on the lateral wall of backshell (1) and be equipped with slot (23), slot (23) fixed connection two is equipped with second cassette (22) in the inboard of backshell (1) slot (23).
2. The medical helmet with the function of preventing the air transmission of viruses according to claim 1, wherein: the bottom surface of the rear shell (1) can be provided with a first semicircular notch, and the bottom surface of the face mask (3) is provided with a second semicircular notch corresponding to the first semicircular notch.
3. The medical helmet with the function of preventing the air transmission of viruses according to claim 1, wherein: articulated seat (4) of bottom surface one side symmetry fixedly connected with of face guard (3), articulated on articulated seat (4) have depression bar (5), outer wall one side fixedly connected with spring (6) of depression bar (5), the one end fixed connection of spring (6) is in the bottom surface of face guard (3).
4. The medical helmet with the function of preventing the air transmission of viruses according to claim 3, wherein: the other side of the outer wall of the pressure lever (5) is fixedly connected with a clamping hook (7), the inner side of the clamping hook (7) is provided with a clamping block (8), and the clamping block (8) is fixedly connected with the bottom surface of the rear shell (1).
5. The medical helmet with the function of preventing the air transmission of viruses according to claim 1, wherein: the top surface of backshell (1) rotates and is connected with rotation handle (16), and the outer wall of rotation handle (16) is equipped with the external screw thread, and backshell (1) and threaded connection have connecting block (17) are passed to the one end of rotation handle (16), and sliding connection has sleeve pipe (13) on the outer wall of connecting block (17), and the one end fixed connection of sleeve pipe (13) is inboard at backshell (1) top, and the bottom surface fixedly connected with overhead guard (18) of connecting block (17), and the bottom surface of overhead guard (18) is circular-arc.
6. The medical helmet with the function of preventing the air transmission of viruses according to claim 5, wherein: the two sides of the top cover (18) are symmetrically and fixedly connected with guide rods (19), the outer wall of each guide rod (19) is connected with a guide sleeve (20) in a sliding mode, and one end of each guide sleeve (20) is fixedly connected to the inner side of the top of the rear shell (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020682144.0U CN211984046U (en) | 2020-04-28 | 2020-04-28 | Medical helmet with function of preventing virus air transmission |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020682144.0U CN211984046U (en) | 2020-04-28 | 2020-04-28 | Medical helmet with function of preventing virus air transmission |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211984046U true CN211984046U (en) | 2020-11-24 |
Family
ID=73405985
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020682144.0U Expired - Fee Related CN211984046U (en) | 2020-04-28 | 2020-04-28 | Medical helmet with function of preventing virus air transmission |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211984046U (en) |
-
2020
- 2020-04-28 CN CN202020682144.0U patent/CN211984046U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN211984046U (en) | Medical helmet with function of preventing virus air transmission | |
| KR20220016527A (en) | Helmet type protective mask | |
| CN214129031U (en) | Head-wearing high-light-transmittance medical isolation mask | |
| CN212814651U (en) | Communication fire helmet with high stability | |
| CN209192190U (en) | A kind of antifog diving mask | |
| CN213346319U (en) | Dust-proof headband for electric welding | |
| CN213639776U (en) | High protection type protective face mask | |
| CN216932061U (en) | Underground operation helmet with walkie-talkie function | |
| CN213154173U (en) | Local transparent mask suitable for ST training | |
| CN215900073U (en) | Welding protective mask for machining | |
| CN216165496U (en) | Modular fire helmet | |
| CN220656145U (en) | Breathing mask | |
| CN214317083U (en) | Novel light and simple epidemic situation protective mask | |
| CN211326106U (en) | Automatic light-changing electric welding protective cover | |
| CN216221999U (en) | Human body protective mask for welding | |
| CN212088273U (en) | Anti-splashing medical surgical mask | |
| CN215231711U (en) | Harmful gas isolation protective mask with anti-drop structure | |
| CN218944188U (en) | Comprehensive protective mask | |
| CN215937933U (en) | Infectious department doctor is with preventing cover glass | |
| CN214074767U (en) | Novel industrial protective mask | |
| CN217827906U (en) | Radiology department medical personnel protector convenient to dress | |
| CN211832907U (en) | Medical breathing mask | |
| CN220459488U (en) | Goggles | |
| CN213916604U (en) | Head protective face mask for welding | |
| CN216220278U (en) | Wear and bind formula gauze mask behind high brain of compactness |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201124 |