CN205095288U - Electron dust removal face guard - Google Patents
Electron dust removal face guard Download PDFInfo
- Publication number
- CN205095288U CN205095288U CN201520811702.8U CN201520811702U CN205095288U CN 205095288 U CN205095288 U CN 205095288U CN 201520811702 U CN201520811702 U CN 201520811702U CN 205095288 U CN205095288 U CN 205095288U
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- electronics
- air
- face shield
- booster pump
- space
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Abstract
The utility model provides an electron dust removal face guard, electron dust removal face guard includes: the face guard is equipped with the HEPA net in, the electron booster pump, through the sealed intercommunication of pipe and face guard together, the electron booster pump is provided with inlet port and venthole, the electron booster pump passes through inlet port intake air to to the inhaled air processing of pressurizeing, the venthole is located the intercommunication position department of electron booster pump and pipe, and the air of handling through the pressurization is transmitted to the face guard through venthole and pipe. The utility model discloses not only add the filter screen in the face guard, can the high efficiency filter 0.1 micron to 0.3 micron tiny granule, reach effectual smoke protection fog, prevent dust, prevent the bacterium and prevent pollutant such as PM2.5, still increase air atmospheric pressure and the concentration in the face guard through the electron booster pump is automatic, guaranteed human intake air's concentration and pure degree.
Description
Technical field
The utility model belongs to face shield technical field, relates to a kind of electronics dedusting face shield.
Background technology
Mouth mask refers generally to be worn over the air that turnover mouth and nose are filtered in nose and mouth, to reach the apparatus of the gas of blocking harmful, smell, spittle turnover wearer mouth and nose, makes, and should abandon after each mainly with cloth or paper etc.Mouth mask has certain filtration to the air entering lung, when respiratory infectious disease is popular, in the environment that dust etc. pollutes during operation, wears masks and has extraordinary effect.
Along with industrialized development, in air, the content of PM2.5 raises gradually, has badly influenced the life of people at present.PM2.5 refers to that in air, diameter is less than or equal to the particle of 2.5 microns, also referred to as entering lung particle.Although PM2.5 is the component that in earth atmosphere composition, content is little, it has important impact to air quality and visibility etc.The particle diameter of PM2.5 is little, is rich in a large amount of poisonous and harmful substances and time of staying is in an atmosphere long, fed distance is far away, thus very large on the impact of health and atmosphere quality.
When people wear PM2.5 mouth mask, because breathing gas is subject to the stop of mouth mask, have more the situation that existing respiratory airflow is inadequate; In the occasion of densely populated air circulation difference, wear PM2.5 mouth mask and more easily occur expiratory dyspnea, the situation of even suffocating.
Utility model content
The shortcoming of prior art in view of the above, the purpose of this utility model is to provide a kind of electronics dedusting face shield, and the air mass flow solving existing PM2.5 mouth mask is inadequate, the problem that easily causing has difficulty in breathing even suffocates.
For achieving the above object and other relevant objects, the utility model provides a kind of electronics dedusting face shield, and described electronics dedusting face shield comprises: face shield, is inside provided with HEPA net; Electronics booster pump, is connected together by conduit and described mask seal; Described electronics booster pump is provided with air admission hole and venthole; Described electronics booster pump sucks air by described air admission hole, and carries out pressurized treatments to the air sucked; What described venthole was positioned at described electronics booster pump and described conduit is communicated with position, and the air through pressurized treatments is transferred to described face shield through described venthole and described conduit.
Alternatively, described HEPA net comprises super HEPA high efficiency particulate air, antimicrobial form non-inductive windings high efficiency particle air filter, or/and sub-HEPA high efficiency particulate air.
Alternatively, described HEPA net is one or more layers screen pack of one or more materials braiding in PP filter paper material, glass fibre material, compound PPPET filter paper material, melt-blown terylene non-woven fabric material or melt-blown glass fibre material.
Alternatively, described electronics booster pump comprises pump case, piston unit and driver element; Described pump case is the cylinder of hollow; Described venthole and described air admission hole are arranged at the two ends of described pump case respectively; Piston unit described in described drive unit drives; Described piston unit is positioned at described pump case, and the pump case of hollow is divided into the first space and second space by described piston unit; Described piston unit is connected with described driver element; Under the drive of described driver element, described piston unit moves at described pump case internal round-trip, thus changes the volume of described first space and described second space.
Alternatively, described piston unit comprises slide block and rubber ring; The middle part of described slide block is provided with groove, and described rubber ring sleeve is connected on described groove; Described slide block and described driver element link together.
Alternatively, there is gap in the inwall of described slide block and described pump case, and the hollow space of described rubber ring and described pump case matches, so that described electronics booster pump is when air inlet, the air of described first space and described second space is circulated mutually by described gap, and when giving vent to anger, described gap by described seal with elastometic washer, described first space and described second space separate.
Alternatively, described driver element comprises motor and screw mandrel; It is inner that described screw mandrel is arranged on described pump case; Described motor drives described screw mandrel rotary motion; Described piston unit is fixedly mounted in described lead screw device; Described piston unit moves around in described pump case inside with the rotation of described screw mandrel.
Alternatively, the venthole of described electronics booster pump is multiple, and multiple described venthole be evenly distributed on described conduit and described electronics booster pump be communicated with position.
Alternatively, described electronics dedusting face shield also comprises rubber blanket; Described rubber blanket is between described electronics booster pump and described conduit, and described rubber blanket is only fixed on described pump case center.
Alternatively, described rubber blanket and described conduit match.
As mentioned above, electronics dedusting face shield described in the utility model, has following beneficial effect:
The utility model has not only set up screen pack in face shield, can the fine particle of high efficiency filter 0.1 micron to 0.3 micron, reach the effect of effective protection from fumes, dust-proof, the pollutant such as bacteriological protection and anti-PM2.5, also automatically increase air pressure in face shield and concentration by electronics booster pump, ensure that human body sucks concentration and the degree of purity of air.
Accompanying drawing explanation
Fig. 1 is shown as the structural representation of a kind of electronics dedusting face shield described in the utility model embodiment.
Fig. 2 is shown as a kind of Electron pressurizing unit of electronics dedusting face shield described in the utility model embodiment and the profile of conduit.
Fig. 3 is shown as the A direction view of Fig. 2.
Fig. 4 is a kind of structural representation of the screen pack of the electronics dedusting face shield described in the utility model embodiment.
Element numbers explanation
100 face shields
110 screen packs
200 conduits
300 Electron pressurizing units
310 air admission holes
320 ventholes
330 pump cases
340 piston units
341 slide blocks
342 rubber rings
350 driver elements
351 motors
352 screw mandrels
400 rubber blankets
410 rubber blanket fixed positions
Detailed description of the invention
By particular specific embodiment, embodiment of the present utility model is described below, person skilled in the art scholar the content disclosed by this description can understand other advantages of the present utility model and effect easily.
Refer to accompanying drawing.Notice, structure, ratio, size etc. that this description institute accompanying drawings illustrates, content all only in order to coordinate description to disclose, understand for person skilled in the art scholar and read, and be not used to limit the enforceable qualifications of the utility model, therefore the not technical essential meaning of tool, the adjustment of the modification of any structure, the change of proportionate relationship or size, do not affecting under effect that the utility model can produce and the object that can reach, still all should drop on technology contents that the utility model discloses and obtain in the scope that can contain.Simultaneously, quote in this description as " on ", D score, "left", "right", " centre " and " one " etc. term, also only for ease of understanding of describing, and be not used to limit the enforceable scope of the utility model, the change of its relativeness or adjustment, under changing technology contents without essence, when being also considered as the enforceable category of the utility model.
Embodiment
Present embodiment discloses a kind of portable electronics dedusting face shield, comprise face shield 100, conduit 200 and electronics booster pump 300, as shown in Figure 1.Communicated by conduit 200 between described face shield 100 and electronics booster pump 300.
Wherein, described face shield 100 adopts nontoxic, soft, transparent medical PVC material to make.Further, face shield 100 is provided with elastic cord (attached not shown in FIG.).By adjusting elasticity band, face shield 100 can be fixed on suitably the face of people.Screen pack 110 is provided with in described face shield 100, shown in Figure 4.Described screen pack 110 can be the stratum reticulare with filtration of any type.But screen pack 110 described in the utility model is preferably HEPA (HighefficiencyparticulateairFilter, high efficiency particle air filter) net.Described HEPA high efficiency particle air filter is the screen pack reaching HEPA standard, reaches 99.7% for the efficient of 0.1 micron and 0.3 micron, can PM2.5 effectively in filtering air, and the air quality sucked for people escorts.The feature of HEPA net is that air can pass through, but tiny particulate cannot pass through.Described HEPA net can reach more than 99.97% to the particle removal efficiency that diameter is more than 0.3 micron (1/200 of hair diameter), is the most effective filtering mediums of pollutant such as smog, dust and bacterium.
HEPA divides PP filter paper, glass fibre, compound PPPET filter paper, melt-blown terylene non-woven fabric and melt-blown glass fibre five kinds of materials.Be characterized in: windage is little, dust containing capacity is large, and filtering accuracy is high, can need to be processed into various sizes and shape according to client, is applicable to different types and uses.
HEPA net described in the utility model comprises super HEPA high efficiency particulate air, antimicrobial form non-inductive windings high efficiency particle air filter, or/and sub-HEPA high efficiency particulate air.Described HEPA net can be one or more layers (comprising two-layer) screen pack of PP filter paper material, it can be one or more layers (comprising two-layer) screen pack of glass fibre material, it can be one or more layers (comprising two-layer) screen pack of compound PPPET filter paper material, can be one or more layers (comprising two-layer) screen pack of melt-blown terylene non-woven fabric material, can be one or more layers (comprising two-layer) screen pack of melt-blown glass fibre material.Described HEPA net can also be one or more layers (comprising two-layer) screen pack of one or more materials braiding in PP filter paper material, glass fibre material, compound PPPET filter paper material, melt-blown terylene non-woven fabric material or melt-blown glass fibre material.
HEPA net described in the utility model can the fine particle of high efficiency filter 0.1 micron to 0.3 micron, reaches the pollutant such as effective protection from fumes, dust-proof, bacteriological protection, particularly anti-PM2.5, ensures the degree of purity of the air that human body sucks.
Air pressure in electronics booster pump 300 minor betterment face shield 100.Electronics booster pump 300 is provided with air admission hole 310 and venthole 320.Electronics booster pump 300 sucks air by air admission hole 310; Conduit 200 seals with the venthole 320 of electronics booster pump 300 and is connected together.Electronics booster pump 300 carries out pressurized treatments to the air sucked from air admission hole 310; Then the air through pressurized treatments is transferred to face shield 100 through venthole 320 by conduit 200.
Conduit 200 is also adopt nontoxic, soft, transparent medical silica-gel material to make.One end of conduit 200 seals with the air intake of face shield 100 and is communicated with, and the venthole 320 of the other end and electronics booster pump 300 is connected together.
As shown in Figure 2, electronics booster pump 300 also comprises pump case 330, piston unit 340 and driver element 350.
The pump case 330 of electronics booster pump 300 is cylinders of a hollow, and the air admission hole 310 of electronics booster pump 300 and venthole 320 are arranged on the two ends of pump case 330 respectively.Further, venthole 320 can be multiple, and as shown in Figure 3, what 4 ventholes 320 were evenly distributed on conduit 200 and electronics booster pump 300 is communicated with position.
Piston unit 340 is positioned at the inside of pump case 330, and the size of piston unit 340 is mutually mated with the hollow space of pump case 330.The pump case 330 of hollow is divided into the first space and second space by piston unit 340, and the first air admission hole 310 side being spatially located at electronics booster pump 300, second space is positioned at venthole 320 side of electronics booster pump 300.
Driver element 350 is connected with piston unit 340, and driven plunger unit 340 moves at pump case 330 internal round-trip.By the movement of piston unit 340 in pump case 330 inside, the volume of second space can be changed, thus change the pressure that will be transferred to the air of face shield 100 further, to be reached for the effect that the people wearing face shield 100 provides oxygen.
In the present embodiment, driver element 350 comprises motor 351 and screw mandrel 352.Screw mandrel 352 is longitudinally arranged on the inside of pump case 330, and motor 351 drives screw mandrel 352 rotary motion.Further, by controlling motor 351, the rotating speed of screw mandrel 352 can be controlled, the translational speed of further control piston unit 330, thus different air pressure can be produced, to adapt to the needs of Different Altitude and different human body.
Piston unit 340 comprises slide block 341 and rubber ring 342:
The shape of slide block 341 is consistent with the hollow space of pump case 330, and there is a groove at the middle part of slide block 341, and from profile, slide block 341 is " work " font; Further, there is certain gap with the inwall of pump case 330 in slide block 341.Rubber ring 342 is socketed on the groove of slide block 341, and rubber ring 342 mates mutually with the hollow space of pump case 330.Thus, electronics booster pump is when air inlet, by the gap between slide block 341 and the inwall of pump case 330, the air of the first space and second space circulates mutually, and when giving vent to anger, rubber ring 342, by the clearance seal between slide block 341 and the inwall of pump case 330, makes the air of the first space and second space separate, air circulation does not occur.
Further, slide block 341 is mounted on screw mandrel 352, and slide block 341 and rubber ring 342 move at the internal round-trip of pump case 330 along with the rotation of screw mandrel 352.
In the present embodiment, electronics dedusting face shield also comprises a rubber blanket 400 between electronics booster pump 300 and conduit 200.Rubber blanket 400 is fixed on the pump case 330 of electronics booster pump 300, and rubber blanket 400 is only its center 410 is fixed on pump case 330, incomplete clogging venthole 320.Rubber blanket 400 and conduit 200 match, and the air in conduit 200 and the air in second space are separated.
In the present embodiment, the first space is communicated with external environment by air admission hole 310, and the air pressure namely in the first space is identical with external air pressure; And the air in conduit 200 also communicates with external environment, the air pressure namely in conduit 200 is identical with external air pressure.
Electronics booster pump 300 is operationally:
When slide block 341 and rubber ring 342 move towards blowhole 310 under the effect of driver element 350, the volume of second space becomes large gradually, and that is, the air pressure in second space diminishes gradually; Although and the smaller volume in the first space, but because the first space is identical with external environment by air admission hole 310, so the air pressure in the first space does not change, occurred gap (slide block 341 causes with the gap of pump case 330 inwall) between the inwall of therefore rubber ring 342 and pump case 330, the air in the first space is flowed to second space by this gap; Further, because the air pressure in second space is less than external air pressure, so rubber blanket 400 is completely closed with pump case 330, there is not air flowing in the air in conduit 200 and the air in second space.
When slide block 341 and rubber ring 342 move towards venthole 320, the volume of second space diminishes gradually, and that is, the air pressure in second space becomes large gradually; Now, the air pressure of second space is far longer than the air pressure in wireway 200, rubber blanket 400 is all opened except the position fixed with pump case 330, and the air of second space transfers to wireway 200 by venthole 320, transfers to face shield 100 further; And although the air pressure of second space is also greater than the air pressure in the first space, rubber ring 342 can, by the clearance seal between slide block 341 and the inwall of pump case 330, make air flowing does not occur between the first space and second space.
The utility model has not only set up screen pack in face shield, can the fine particle of high efficiency filter 0.1 micron to 0.3 micron, reach effective protection from fumes, dust-proof, the pollutant such as bacteriological protection and anti-PM2.5, also automatically increase air pressure in face shield and concentration by electronics booster pump, for user provides more air mass flow, ensure that human body sucks concentration and the degree of purity of air.
In addition, in order to outstanding innovative part of the present utility model, the unit not too close with solving technical problem relation that the utility model proposes is not introduced in the present embodiment, but this does not show the unit that there is not other in the present embodiment.
It should be noted that, the diagram provided in the present embodiment only illustrates basic conception of the present utility model in a schematic way, then only the assembly relevant with the utility model is shown in graphic but not component count, shape and size when implementing according to reality is drawn, it is actual when implementing, and the kenel of each assembly, quantity and ratio can be a kind of change arbitrarily, and its assembly layout kenel also may be more complicated.
In sum, a kind of electronics dedusting face shield described in utility model take air as raw material, do not need chemical substance, broken common practice, by improving the air pressure in face shield, increasing the air pressure in face shield and concentration, improving more oxygen for using the people of face shield; And, the utility model adopts the electronic supercharging device of traditional inflator structure to improve the air pressure in face shield, have reasonable in design, structure is simple, with low cost, the advantage such as easy to carry, and due to its portable characteristic, lower ground extensively can promote the use of side at air pressure such as highlands, also the crowd on more suitable just upper plateau, make it to conform as early as possible, decrease the incidence probability of altitude sickness.So the utility model effectively overcomes various shortcoming of the prior art and tool high industrial utilization.And, screen pack has also been set up in face shield described in the utility model, can the fine particle of high efficiency filter 0.1 micron to 0.3 micron, reach the pollutant such as effective protection from fumes, dust-proof, bacteriological protection, particularly anti-PM2.5, ensure the degree of purity of the air that human body sucks.
In sum, the utility model effectively overcomes various shortcoming of the prior art and tool high industrial utilization.
Above-described embodiment is illustrative principle of the present utility model and effect thereof only, and unrestricted the utility model.Any person skilled in the art scholar all without prejudice under spirit of the present utility model and category, can modify above-described embodiment or changes.Therefore, such as have in art and usually know that the knowledgeable modifies or changes not departing from all equivalences completed under the spirit and technological thought that the utility model discloses, must be contained by claim of the present utility model.
Claims (10)
1. an electronics dedusting face shield, is characterized in that: described electronics dedusting face shield comprises:
Face shield, is inside provided with HEPA net;
Electronics booster pump, is connected together by conduit and described mask seal; Described electronics booster pump is provided with air admission hole and venthole; Described electronics booster pump sucks air by described air admission hole, and carries out pressurized treatments to the air sucked; What described venthole was positioned at described electronics booster pump and described conduit is communicated with position, and the air through pressurized treatments is transferred to described face shield through described venthole and described conduit.
2. electronics dedusting face shield according to claim 1, is characterized in that: described HEPA net comprises super HEPA high efficiency particulate air, antimicrobial form non-inductive windings high efficiency particle air filter, or/and sub-HEPA high efficiency particulate air.
3. electronics dedusting face shield according to claim 2, is characterized in that: described HEPA net is one or more layers screen pack of one or more materials braiding in PP filter paper material, glass fibre material, compound PPPET filter paper material, melt-blown terylene non-woven fabric material or melt-blown glass fibre material.
4. electronics dedusting face shield according to claim 1, is characterized in that: described electronics booster pump comprises pump case, piston unit and driver element;
Described pump case is the cylinder of hollow; Described venthole and described air admission hole are arranged at the two ends of described pump case respectively;
Piston unit described in described drive unit drives;
Described piston unit is positioned at described pump case, and the pump case of hollow is divided into the first space and second space by described piston unit; Described piston unit is connected with described driver element; Under the drive of described driver element, described piston unit moves at described pump case internal round-trip, thus changes the volume of described first space and described second space.
5. electronics dedusting face shield according to claim 4, is characterized in that: described piston unit comprises slide block and rubber ring; The middle part of described slide block is provided with groove, and described rubber ring sleeve is connected on described groove; Described slide block and described driver element link together.
6. electronics dedusting face shield according to claim 5, it is characterized in that: the inwall of described slide block and described pump case exists gap, and the hollow space of described rubber ring and described pump case matches, so that described electronics booster pump is when air inlet, the air of described first space and described second space is circulated mutually by described gap, and when giving vent to anger, described gap by described seal with elastometic washer, described first space and described second space separate.
7. electronics dedusting face shield according to claim 4, is characterized in that: described driver element comprises motor and screw mandrel;
It is inner that described screw mandrel is arranged on described pump case; Described motor drives described screw mandrel rotary motion;
Described piston unit is fixedly mounted in described lead screw device; Described piston unit moves around in described pump case inside with the rotation of described screw mandrel.
8. electronics dedusting face shield according to claim 1, is characterized in that: the venthole of described electronics booster pump is multiple, and multiple described venthole be evenly distributed on described conduit and described electronics booster pump be communicated with position.
9. electronics dedusting face shield according to claim 1, is characterized in that: described electronics dedusting face shield also comprises rubber blanket; Described rubber blanket is between described electronics booster pump and described conduit, and described rubber blanket is only fixed on described pump case center.
10. electronics dedusting face shield according to claim 9, is characterized in that: described rubber blanket and described conduit match.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520811702.8U CN205095288U (en) | 2015-10-19 | 2015-10-19 | Electron dust removal face guard |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520811702.8U CN205095288U (en) | 2015-10-19 | 2015-10-19 | Electron dust removal face guard |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205095288U true CN205095288U (en) | 2016-03-23 |
Family
ID=55511102
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520811702.8U Expired - Fee Related CN205095288U (en) | 2015-10-19 | 2015-10-19 | Electron dust removal face guard |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205095288U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106824914A (en) * | 2017-03-06 | 2017-06-13 | 歌尔科技有限公司 | A kind of transducing dust excluder and Intelligent worn device |
| CN108498970A (en) * | 2018-04-08 | 2018-09-07 | 江山市科力消防设备有限公司 | Connect and fix the saving oneself respirator of outgassing nonreturn valve |
| CN108514697A (en) * | 2018-04-08 | 2018-09-11 | 江山市科力消防设备有限公司 | Integrally connected grips formula saving oneself respirator |
| CN111280524A (en) * | 2020-03-16 | 2020-06-16 | 中国科学院上海高等研究院 | Bidirectional ventilation mask |
-
2015
- 2015-10-19 CN CN201520811702.8U patent/CN205095288U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106824914A (en) * | 2017-03-06 | 2017-06-13 | 歌尔科技有限公司 | A kind of transducing dust excluder and Intelligent worn device |
| CN108498970A (en) * | 2018-04-08 | 2018-09-07 | 江山市科力消防设备有限公司 | Connect and fix the saving oneself respirator of outgassing nonreturn valve |
| CN108514697A (en) * | 2018-04-08 | 2018-09-11 | 江山市科力消防设备有限公司 | Integrally connected grips formula saving oneself respirator |
| CN108514697B (en) * | 2018-04-08 | 2020-06-30 | 浙江带立新材料科技有限公司 | Integrally-connected clamping fixed type fire-fighting self-rescue respirator |
| CN108498970B (en) * | 2018-04-08 | 2020-06-30 | 浙江带立新材料科技有限公司 | Fire-fighting self-rescue respirator with air outlet one-way valve fixed in clamping manner |
| CN111280524A (en) * | 2020-03-16 | 2020-06-16 | 中国科学院上海高等研究院 | Bidirectional ventilation mask |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| 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: 20160323 Termination date: 20211019 |