CN219630471U - Airtight protection new trend device - Google Patents
Airtight protection new trend device Download PDFInfo
- Publication number
- CN219630471U CN219630471U CN202320204064.8U CN202320204064U CN219630471U CN 219630471 U CN219630471 U CN 219630471U CN 202320204064 U CN202320204064 U CN 202320204064U CN 219630471 U CN219630471 U CN 219630471U
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- CN
- China
- Prior art keywords
- air
- ring
- fixing ring
- rear end
- seat
- 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.)
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- 238000009423 ventilation Methods 0.000 claims abstract description 28
- 230000001681 protective effect Effects 0.000 claims abstract description 17
- 238000001914 filtration Methods 0.000 claims description 9
- 239000000428 dust Substances 0.000 claims description 8
- 230000003014 reinforcing effect Effects 0.000 claims description 5
- 241000894006 Bacteria Species 0.000 abstract description 8
- 241000700605 Viruses Species 0.000 abstract description 8
- 238000009434 installation Methods 0.000 abstract description 6
- 230000009545 invasion Effects 0.000 abstract description 5
- 230000029058 respiratory gaseous exchange Effects 0.000 abstract description 3
- 206010041349 Somnolence Diseases 0.000 abstract description 2
- 208000016255 tiredness Diseases 0.000 abstract description 2
- 208000032140 Sleepiness Diseases 0.000 abstract 1
- 230000037321 sleepiness Effects 0.000 abstract 1
- 230000003867 tiredness Effects 0.000 abstract 1
- 239000004745 nonwoven fabric Substances 0.000 description 15
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 12
- 229910052760 oxygen Inorganic materials 0.000 description 12
- 239000001301 oxygen Substances 0.000 description 12
- 229920000742 Cotton Polymers 0.000 description 10
- 239000004744 fabric Substances 0.000 description 10
- 239000000463 material Substances 0.000 description 7
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 4
- 239000002131 composite material Substances 0.000 description 4
- 208000015181 infectious disease Diseases 0.000 description 4
- 239000002912 waste gas Substances 0.000 description 4
- 238000000926 separation method Methods 0.000 description 3
- 208000035473 Communicable disease Diseases 0.000 description 2
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical group [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 229910052744 lithium Inorganic materials 0.000 description 2
- 230000001012 protector Effects 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 230000000241 respiratory effect Effects 0.000 description 1
- 230000001954 sterilising effect Effects 0.000 description 1
- 238000004659 sterilization and disinfection Methods 0.000 description 1
Landscapes
- Respiratory Apparatuses And Protective Means (AREA)
Abstract
The utility model relates to a closed protective fresh air device, which comprises: the air exchanging device, the fixing device, the air inlet channel and the air outlet channel are arranged in the air exchanging device and the fixing device; the fixing device includes: the rear end is provided with a front fixing ring of the wearing ring, and the front end is detachably connected with the rear end of the wearing ring; the ventilation device includes: the back end is with the front fixed ring front end can dismantle the seat of taking a breath of being connected, locates the installation cavity of taking a breath the seat front end, and the front end is equipped with switch and with the cover of taking a breath that takes a breath the seat front end can dismantle the connection, place in the installation cavity and install fan, the circuit board of taking a breath the cover rear end in, place in the rechargeable battery of taking a breath in the seat, install in the mouth that charges of taking a breath the seat lower extreme. The airtight protection fresh air device is not easy to cause unsmooth breathing, tiredness and sleepiness of the protection personnel, is not easy to generate peculiar smell and blocks the invasion of viruses or bacteria.
Description
Technical Field
The utility model relates to the technical field of medical protection, in particular to a closed protection fresh air device.
Background
The infectious disease protection personnel can contact various virus and bacteria infection sources in the working environment, and the protective clothing with the mask and the eyeshade is worn for airtight protection, so that the protection personnel can be isolated from the external environment to prevent the infection of viruses and bacteria; chinese patent application No.: the utility model of cn201921803917.X relates to a respiratory infectious disease protective garment, comprising a coat, trouser legs, sleeves, a head cover and a foot cover; the head cover is provided with an eye cover, a nose cover, a mouth shield, an ear cover and an exhaust cover which are made of transparent resin materials; the nose cover, the mouth shield and the earmuff are sequentially provided with a pure cotton layer, a nano sterilization layer, a sterilized cotton layer and a pure cotton layer from inside to outside; the exhaust hood is characterized in that an exhaust pipe is arranged at the lower end of the exhaust hood, a one-way air outlet valve is arranged on the exhaust pipe, and oxygen is supplied to breathe through an oxygen bag hung at the lower end of a hook arranged on the waistband. This protective clothing needs to breathe through the oxygen bag provides oxygen, when not using the oxygen bag to provide oxygen, especially, adopt by the two-layer non-woven fabrics, be located the two-layer melt-blown cloth between the two-layer non-woven fabrics, be located the one-layer non-woven fabrics and the one-layer melt-blown cloth between the hot-blast cotton constitution multilayer filtering protection's that accords with kn95 sanitary material standard compound filter screen, under the protection grade and the protection efficiency circumstances of improvement protective clothing, can increase the resistance that the air current passed through the gauze mask, there is easy to cause the protectors to breathe unsmooth, the tired, the defect of easy production peculiar smell, therefore, design one kind does not need to breathe through the oxygen bag provides oxygen, difficult to cause the protectors to breathe unsmooth, tired, difficult to produce the peculiar smell, the airtight protection new trend device of separation virus or bacterium invasion becomes the problem that needs to be solved urgently.
Disclosure of Invention
The utility model aims to overcome the defects of the prior art and provide the airtight protection fresh air device which does not need to provide oxygen for breathing through an oxygen bag, is not easy to cause unsmooth breathing, tired and drowsiness of a protective person, is not easy to generate peculiar smell and can prevent viruses or bacteria from invading.
The specific technical scheme of the utility model is as follows:
a containment and protection fresh air device comprising: the air exchanging device, the fixing device, the air inlet channel and the air outlet channel are arranged in the air exchanging device and the fixing device; the fixing device includes: the rear end is provided with a front fixing ring of the wearing ring, and the front end is detachably connected with the rear end of the wearing ring; the ventilation device includes: the rear end of the ventilating seat is detachably connected with the front end of the front fixing ring, the front end of the ventilating seat is provided with a mounting cavity at the front end of the ventilating seat, the front end of the ventilating seat is provided with a power switch, and the ventilating seat is detachably connected with the front end of the ventilating seat; the power switch is a button switch, the circuit board is a PCB circuit board, and the rechargeable battery is a lithium battery.
Preferably, the intake passage includes: the air inlet is arranged at the lower end of the air exchange seat and is communicated with the mounting cavity, the air vent is arranged at the bottom surface of the mounting cavity and is communicated with the inner hole of the front fixing ring, the dust filtering net is arranged in the air inlet, and the air inlet filtering net is arranged at the rear end of the rear fixing ring and covers the inner hole of the rear fixing ring; the air inlet is positioned at one side of the charging port; the air inlet filter screen is made of a multi-layer composite filter screen conforming to kn95 sanitary material standard, and consists of two layers of non-woven fabrics, two layers of melt-blown cloth positioned between the two layers of non-woven fabrics and hot air cotton positioned between the one layer of non-woven fabrics and the one layer of melt-blown cloth; the dust filter net is made of activated carbon filter cotton.
Preferably, the rear end of the rear fixing ring is provided with an air inlet arc-shaped groove, and one end of the air inlet arc-shaped groove is communicated with the side wall of the inner hole of the rear fixing ring.
Preferably, the exhaust passage includes: the exhaust port is arranged at the lower end of the ventilation seat, the exhaust ring groove is arranged at the rear end of the rear fixing ring, the two ends of the exhaust ring groove are in one-to-one correspondence with the bottom surface of the exhaust ring groove and the front end of the rear fixing ring, the front connecting hole is arranged in the front fixing ring, the two ends of the front connecting hole are in one-to-one correspondence with the front end of the rear connecting hole and the exhaust port, and the exhaust filter screen is arranged at the rear end of the exhaust ring groove and covers the exhaust ring groove; the exhaust port is positioned at the other side of the charging port; the exhaust filter screen is made of a multi-layer composite filter screen meeting kn95 sanitary material standards, and consists of two layers of non-woven fabrics, two layers of melt-blown cloth positioned between the two layers of non-woven fabrics and hot air cotton positioned between the one layer of non-woven fabrics and the one layer of melt-blown cloth.
Preferably, the rear end of the rear fixing ring is provided with an exhaust arc-shaped groove, and one end of the exhaust arc-shaped groove is communicated with the outer periphery of the exhaust ring groove.
Preferably, the rear end of the rear fixing ring is provided with a plurality of reinforcing strips which are distributed circumferentially.
Preferably, the front end of the ventilation cover is provided with an indicator lamp; the fan, the power switch, the indicator light, the rechargeable battery and the charging port are electrically connected through the circuit board.
Preferably, the rear end of the ventilation seat and the front end of the front fixing ring are fixed through a plurality of spiral fixing buckles distributed circumferentially.
Preferably, the rear end of the ventilation cover is clamped with the front end of the ventilation seat through a plurality of fasteners distributed circumferentially.
Preferably, the front end of the rear fixing ring is clamped with the rear end of the wearing ring through a plurality of buckles distributed in the circumferential direction.
When the airtight protective fresh air device is used, a wearing hole matched with the outer side wall of the wearing ring is formed in the mask or the protective suit, the wearing ring penetrates through the wearing hole, the front end of the rear fixing ring is clamped with the rear end of the wearing ring through a plurality of buckles, and the rear end of the ventilation seat is fixed with the front end of the front fixing ring through a plurality of spiral fixing buckles; the fan is used for forcefully feeding fresh air into a closed protection formed by the worn mask and the protective clothing through the air inlet channel, and the fan is used for reversely rotating to enable waste gas to be discharged outwards through the air outlet channel, so that the forcefully feeding fresh air and the discharging waste gas are alternately performed, and fresh air ventilation in the closed protection is realized; filtering the air entering the airtight protection while supplying air, and blocking invasion of viruses or bacteria; when needed, two airtight protection fresh air devices can be used, fans of the two airtight protection fresh air devices turn reversely and are respectively used as an inhalation type ventilating fan and an exhaust type ventilating fan, the inhalation type ventilating fan forcibly feeds fresh air into airtight protection formed by a worn mask and protective clothing through an air inlet channel, exhaust type ventilating fans enable waste gas in the airtight protection formed by the worn mask and the protective clothing to be discharged outwards through an exhaust channel, a fresh air flow field is formed in the airtight protection, and the efficiency and effect of fresh air ventilation in the airtight protection are improved.
Compared with the prior art, the utility model has the beneficial effects that: the airtight protection fresh air device relies on the fan to send into the new trend through the air inlet channel to the airtight protection that gauze mask and protective clothing were dressed formed by powerful, relies on fan reverse rotation to make waste gas outwards discharge through exhaust passage, realizes the new trend in the airtight protection and takes a breath, realizes airtight protection inner air current circulation, and air inlet channel is equipped with the air inlet filter screen, and exhaust passage is equipped with the exhaust filter screen for separation virus or bacterium's invasion, need not provide oxygen through the oxygen pocket and breathe, be difficult for causing the guard to breathe unsmooth, tired, be difficult for producing the peculiar smell, separation virus or bacterium invasion. The dust filter net of the air inlet channel, which is arranged in the air inlet, is used for blocking pm2.5 and facilitating the entry of dust. The rear end of the rear fixing ring is provided with an air inlet arc-shaped groove, one end of the air inlet arc-shaped groove is communicated with the side wall of the inner hole of the rear fixing ring, and the rear end of the rear fixing ring is provided with an air outlet arc-shaped groove, one end of the air outlet arc-shaped groove is communicated with the outer side wall of the air outlet ring groove, so that vortex is formed in airtight protection by air flow, and fresh air exchange efficiency is improved. The charging port, the air inlet and the air exhaust port are all arranged at the lower end of the ventilation seat, so that rainwater can be prevented from entering. The rear end of the rear fixing ring is provided with a plurality of reinforcing strips which are distributed circumferentially, so that the strength and the rigidity are improved. The front end of the ventilation cover is provided with an indicator lamp, which is beneficial to observing the working state. The rear end of the ventilation seat is fixed with the front end of the front fixing ring through a plurality of circumferentially distributed spiral fixing buckles, the rear end of the ventilation cover is clamped with the front end of the ventilation seat through a plurality of circumferentially distributed buckles, the front end of the rear fixing ring is clamped with the rear end of the wearing ring through a plurality of circumferentially distributed buckles, and the wearing ring is convenient to assemble and disassemble
Drawings
FIG. 1 is a schematic view of a construction of the present utility model;
FIG. 2 is a left side view of FIG. 1;
FIG. 3 is a right side view of FIG. 1;
fig. 4 is a bottom view of fig. 2.
In the figure: the novel air conditioner comprises a penetrating ring 1, a front fixing ring 2, a rear fixing ring 3, an air exchanging seat 4, a mounting cavity 5, a power switch 6, an air exchanging cover 7, a fan 8, a circuit board 9, a rechargeable battery 10, a charging port 11, an air inlet 12, an air vent 13, a dust filtering net 14, an air inlet filter screen 15, an air inlet arc groove 16, an air outlet 17, an air outlet ring groove 18, a rear connecting hole 19, a front connecting hole 20, an air outlet filter screen 21, an air outlet arc groove 22, a reinforcing strip 23, an indicator lamp 24, a spiral fixing buckle 25 and a buckle 26.
Description of the embodiments
The utility model is further described below with reference to the drawings.
As shown in fig. 1, fig. 2, fig. 3 and fig. 4: a containment and protection fresh air device comprising: the air exchanging device, the fixing device, the air inlet channel and the air outlet channel are arranged in the air exchanging device and the fixing device; the fixing device includes: the rear end is provided with a front fixing ring 2 of the wearing ring 1 which is integrally formed, and the front end is detachably connected with a rear fixing ring 3 of the rear end of the wearing ring 1; the ventilation device includes: the back end of the air exchange seat 4 is detachably connected with the front end of the front fixing ring 2, the front end of the air exchange seat 4 is provided with an installation cavity 5, the front end of the air exchange seat is provided with a power switch 6, the front end of the air exchange seat is detachably connected with an air exchange cover 7, a fan 8 and a circuit board 9 which are arranged in the installation cavity 5 and are arranged at the back end of the air exchange cover 7, a rechargeable battery 10 arranged in the air exchange seat 4, and a charging port 11 arranged at the lower end of the air exchange seat 4; the power switch 6 is a push button switch, the circuit board 9 is a PCB circuit board, and the rechargeable battery 10 is a lithium battery.
The air inlet passage includes: an air inlet 12 arranged at the lower end of the ventilation seat 4 and communicated with the installation cavity 5, an air vent 13 arranged at the bottom surface of the installation cavity 5 and communicated with the inner hole of the front fixed ring 2, a dust filtering net 14 arranged in the air inlet 12, and an air inlet filtering net 15 arranged at the rear end of the rear fixed ring 3 and covering the inner hole of the rear fixed ring 3; the air inlet 12 is positioned at one side of the charging port 11; the air inlet filter screen 15 is made of a multi-layer composite filter screen conforming to kn95 sanitary material standard, and consists of two layers of non-woven fabrics, two layers of melt-blown cloth positioned between the two layers of non-woven fabrics and hot air cotton positioned between the one layer of non-woven fabrics and the one layer of melt-blown cloth; the dust filter net is made of activated carbon filter cotton.
The rear end of the rear fixing ring 3 is provided with an air inlet arc-shaped groove 16, one end of which is communicated with the side wall of the inner hole of the rear fixing ring 3.
The exhaust passage includes: the exhaust port 17 is arranged at the lower end of the ventilation seat 4, the exhaust ring groove 18 is arranged at the rear end of the rear fixing ring 3, the rear connecting holes 19 are correspondingly communicated with the bottom surface of the exhaust ring groove 18 and the front end of the rear fixing ring 3 one by one, the front connecting holes 20 are arranged in the front fixing ring 2, and the two ends of the front connecting holes 20 correspondingly communicated with the front end of the rear connecting holes 19 and the exhaust port 17 one by one are arranged at the rear end of the exhaust ring groove 18 and cover the exhaust filter screen 21 of the exhaust ring groove 18; the exhaust port 17 is positioned at the other side of the charging port 11; the material of the exhaust filter screen 21 is a multi-layer composite filter screen conforming to kn95 sanitary material standard, and consists of two layers of non-woven fabrics, two layers of melt-blown cloth positioned between the two layers of non-woven fabrics and hot air cotton positioned between the one layer of non-woven fabrics and the one layer of melt-blown cloth.
The rear end of the rear fixing ring 3 is provided with an exhaust arc-shaped groove 22, one end of which is communicated with the outer periphery of the exhaust ring groove 18.
The rear end of the rear fixing ring 3 is provided with four reinforcing strips 23 which are integrally formed and uniformly distributed in the circumferential direction.
The front end of the ventilation cover 7 is provided with an indicator lamp 24; the fan 8, the power switch 6, the indicator light 24, the rechargeable battery 10 and the charging port 11 are electrically connected through the circuit board 9.
In this embodiment:
the rear end of the ventilation seat 4 is fixed with the front end of the front fixing ring 2 through six spiral fixing buckles 25 uniformly distributed in the circumferential direction.
The rear end of the ventilation cover 7 is clamped with the front end of the ventilation seat 4 through four buckles 26 which are uniformly distributed in the circumferential direction.
The front end of the rear fixing ring 3 is clamped with the rear end of the wearing ring 1 through three buckles 26 which are uniformly distributed in the circumferential direction.
In addition to the above embodiments, the technical features or technical data of the present utility model may be rearranged and combined within the scope of the claims and the description of the present utility model to constitute new embodiments, which may be implemented without inventive effort by those skilled in the art, and thus, embodiments of the present utility model not described in detail should be considered as embodiments of the present utility model within the scope of the protection of the present utility model.
Claims (10)
1. A containment and protection fresh air device comprising: the ventilation device, characterized by, airtight protection new trend device still include: the fixing device is arranged in the air exchanging device and the air inlet channel and the air outlet channel in the fixing device; the fixing device includes: the rear end is provided with a front fixing ring of the wearing ring and a rear fixing ring detachably connected with the rear end of the wearing ring; the ventilation device includes: the front end of the air exchange seat is provided with a power switch, the front end of the air exchange seat is provided with an air exchange cover which is detachably connected with the front end of the air exchange seat, a fan and a circuit board which are arranged in the mounting cavity and are arranged at the rear end of the air exchange cover, a rechargeable battery which is arranged in the air exchange seat and a charging port which is arranged at the lower end of the air exchange seat.
2. The air-tight protection fresh air device according to claim 1, wherein the air inlet passage comprises: the air inlet is arranged at the lower end of the air exchange seat and is communicated with the mounting cavity, the air vent is arranged at the bottom surface of the mounting cavity and is communicated with the inner hole of the front fixing ring, the dust filtering net is arranged in the air inlet, and the air inlet filtering net is arranged at the rear end of the rear fixing ring and covers the inner hole of the rear fixing ring; the air inlet is positioned at one side of the charging port.
3. The sealed protection fresh air device according to claim 2, wherein the rear end of the rear fixing ring is provided with an air inlet arc-shaped groove, one end of which is communicated with the side wall of the inner hole of the rear fixing ring.
4. The containment fresh air device of claim 1, wherein the exhaust passage comprises: the exhaust port is arranged at the lower end of the ventilation seat, the exhaust ring groove is arranged at the rear end of the rear fixing ring, the two ends of the exhaust ring groove are in one-to-one correspondence with the bottom surface of the exhaust ring groove and the front end of the rear fixing ring, the front connecting hole is arranged in the front fixing ring, the two ends of the front connecting hole are in one-to-one correspondence with the front end of the rear connecting hole and the exhaust port, and the exhaust filter screen is arranged at the rear end of the exhaust ring groove and covers the exhaust ring groove; the exhaust port is positioned at the other side of the charging port.
5. The air-tight protection fresh air device according to claim 4, wherein the rear end of the rear fixing ring is provided with an air-exhausting arc-shaped groove, one end of which is communicated with the outer periphery of the air-exhausting ring groove.
6. The air-tight protective fresh air device according to claim 1, 2, 3, 4 or 5, wherein a plurality of reinforcing strips distributed circumferentially are arranged at the rear end of the rear fixing ring.
7. The air-tight protective fresh air device according to claim 1 or 2 or 3 or 4 or 5, wherein the front end of the ventilation cover is provided with an indicator light.
8. The air-tight protective fresh air device according to claim 1, 2, 3, 4 or 5, wherein the rear end of the air exchange seat and the front end of the front fixing ring are fixed by a plurality of circumferentially distributed spiral fixing buckles.
9. The air-tight protective fresh air device according to claim 1, 2, 3, 4 or 5, wherein the rear end of the ventilation cover is clamped with the front end of the ventilation seat through a plurality of circumferentially distributed buckles.
10. The air-tight protective fresh air device according to claim 1, 2, 3, 4 or 5, wherein the front end of the rear fixing ring is clamped with the rear end of the wearing ring through a plurality of fasteners distributed in the circumferential direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320204064.8U CN219630471U (en) | 2023-01-18 | 2023-01-18 | Airtight protection new trend device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320204064.8U CN219630471U (en) | 2023-01-18 | 2023-01-18 | Airtight protection new trend device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219630471U true CN219630471U (en) | 2023-09-05 |
Family
ID=87808091
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320204064.8U Active CN219630471U (en) | 2023-01-18 | 2023-01-18 | Airtight protection new trend device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219630471U (en) |
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2023
- 2023-01-18 CN CN202320204064.8U patent/CN219630471U/en active Active
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