CN201469929U - Novel dust-proof positive pressure seal helmet - Google Patents
Novel dust-proof positive pressure seal helmet Download PDFInfo
- Publication number
- CN201469929U CN201469929U CN2009201459141U CN200920145914U CN201469929U CN 201469929 U CN201469929 U CN 201469929U CN 2009201459141 U CN2009201459141 U CN 2009201459141U CN 200920145914 U CN200920145914 U CN 200920145914U CN 201469929 U CN201469929 U CN 201469929U
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- guard shield
- housing
- frenulum
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Abstract
A novel dust-proof positive pressure seal helmet comprises a blowing device and a housing on the top. An observing window is arranged on the front of the housing. A ventilating channel or pipe is arranged in the housing. One end of the ventilating channel or pipe is arranged on the rear lower part outside the housing, and is communicated with the blowing device by a hose. The other end is arranged on the upper part in the observing window. A shield worn on the two sides of the lower jaw is arranged on the lower edge and the two sides of the observing window. Muffling bolts are respectively arranged at the connecting parts of the two ends of the shield and the lower edge of the housing. A front tie is arranged in the free edge of the shield, and a rear tie is also arranged in the lower edge of the housing. A plurality of small air holes are respectively arranged on the lower part of the shield and the upper part of the housing. The helmet is also provided with a head regulating sheet, so the helmet is suitable for operators of different head forms and face forms to wear. Air supply is sufficient in the helmet, and air flow is more reasonable, so the helmet can make the head feel cool and clear. The clean class is higher, and the sealing properties are better. The helmet can be broadly used by medical personnel and mine workers in the operation field of all kinds of dust. The helmet realizes various functions for preventing infectious viruses, silicon dust, fine dust, etc. The helmet has safety functions.
Description
Technical field
The utility model relates to a kind of enclosed helmet, is widely used in a kind of dustproof, the protective helmet to the staff wore in the multiple contaminated environment such as dirt silicon and dust.
Background technology
The dustproof positive seal helmet of the utility model is through constantly practice and discussion of inventor on the patent No. 200720169891.9 dustproof positive seal head-shield technical foundation, original product has been carried out the innovation change on 26S Proteasome Structure and Function, increased product category, be suitable for more operation place, its product structure is more reasonable, air feed is more directly smooth in the case, cleanliness factor is higher, solved different head dummys, shape of face operating personnel wears difficulty, increase air demand make that the wearer is more comfortable, brains is more clear-headed, nice and cool.
The utility model content
The technical problems to be solved in the utility model provides a kind of rational in infrastructure, and is easy to use, safe, and the dustproof positive seal helmet of novel protection of bacteriological protection, virus, dustproof better effects if.
The utility model positive seal helmet that prevents dust comprises the case at air-supply arrangement and top; Dead ahead at case is provided with observation window, wherein is provided with airway or pipe in case, and breather pipe one end is positioned at the outer rear lower of case, and is communicated with air-supply arrangement by flexible pipe, and its other end is positioned at the top of observation window; Bottom and dual-side along observation window are provided with the guard shield of wearing with the lower jaw both sides, fixedly connected with the case lower edge respectively again in the two ends of guard shield; Be respectively equipped with the noise reduction bolt at guard shield two ends and junction, case lower edge, the noise reduction bolt coats soft elastic material by cloth and constitutes; Be provided with preceding frenulum in the free margins of guard shield, the two ends of preceding frenulum are fixed with guard shield respectively, and its centre passes with tight locking button under the guard shield and flexibly connects; Also be provided with the back frenulum in all the other limits, lower edge of case, the two ends of back frenulum pass from dual-side respectively, and flexibly connect with another tight locking button; Below guard shield, have several apertures of giving vent to anger.
The utility model positive seal helmet that prevents dust, be provided with the housing of dividing plate in the middle of wherein air-supply arrangement comprises, rechargeable battery is equipped with on one side at dividing plate, and add back shroud and fix, another side at dividing plate is that the inner cap that gives filter cloth and filtering material is housed, and inner cap is connected with housing seal, and constitutes air chamber between inner cap and the dividing plate, at the housing that is arranged in the air chamber position blower fan is housed, and by outlet and soft pipe connection on it; The front shroud of the venetian blind type of fixedlying connected with housing is housed outside inner cap, filters the yarn step before on front shroud, being covered with, press from both sides being provided with between waist on the back shroud.
The utility model positive seal helmet that prevents dust, wherein case is the hard helmet of safety helmet type and the soft case and the band mine lamp frame helmet of liner skeleton outsourcing waterproof cloth; The hard helmet or band mine lamp frame helmet top all are provided with interior airway or are positioned at soft case and be provided with breather pipe; In soft case, also be provided with the top frenulum of band hasp, and the two ends of top frenulum are fixed with the lower edge of soft case liner skeleton dual-side respectively.
The utility model positive seal helmet that prevents dust, wherein also be provided with the big sheath of wearing with neck in soft case lower edge, the front upper part opening of big sheath is connected with the sealing of guard shield bottom with the observation window dual-side, the aperture of wherein giving vent to anger still is exposed, and the upper back opening edge of big sheath is connected with lower edge sealing behind the soft case; Simultaneously also be provided with connection strap between the two at this position, frenulum after establish one in addition in the connection strap, substitute original back frenulum, and fixedly connected with the guard shield corresponding site respectively again in the two ends of being somebody's turn to do back frenulum and connection strap, and the center of back frenulum passes and another tight locking button flexible connection in the middle of the connection strap rear portion.
The utility model positive seal helmet that prevents dust, wherein also be provided with the big sheath of wearing with neck in hard case lower edge, the front upper part opening of big sheath is connected with the sealing of guard shield bottom with the observation window dual-side, the aperture of wherein giving vent to anger still is exposed, and the upper back opening of big sheath is connected with lower edge sealing behind the hard case; Simultaneously also be provided with connection strap between the two at this position, frenulum after establish one in addition in the connection strap, substitute original back frenulum, and fixedly connected with the guard shield corresponding site respectively in the two ends of being somebody's turn to do back frenulum and connection strap, the center of back frenulum passes and another tight locking button flexible connection in the middle of the connection strap rear portion, in both sides, hard head-shield lower edge the head dummy adjustment sheet is housed.
The utility model positive seal helmet that prevents dust wherein also is provided with the aperture of giving vent to anger on the top of hard case and soft case.Hard case front middle part can be adorned the mine lamp frame as requested.
The utility model positive seal helmet that prevents dust also is pasted with transparent protective film on the outer surface of observation window.Can arbitrarily change.
The utility model positive seal helmet that prevents dust, wherein also be equipped with and detect the per minute air demand greater than 170 liters flowmeter, in the middle of comprising, it is the cylindrical shell of taper seat, middle part horizontal positioned lightweight buoy in cylindrical shell; the center is provided with balance weight body below the buoy, is carved with graticule in the barrel wall upper edge perpendicular to axis direction; Simplified small-caliber end is equipped with described outlet downwards.
The utility model positive seal helmet that prevents dust, wherein the weight of buoy is about 15 grams.
The dustproof positive seal helmet series of the utility model is to be the further improvement of the dustproof positive seal head-shield of ZL200720169891.9 to the patent No..Its structure is more reasonable, and it has air feed abundance in the cover, and air-flow is more reasonable, and air filtration is stricter, and the cleanliness factor height makes the people feel that head is nice and cool and clear-headed; Sealing property the best had both made with patient's zero distance the medical worker and contacts, and also can not infected.The utility model can be widely used in medical worker, industrial and mineral workman, and all kinds of dust works are on-the-spot to be used, and realizes multiple functions such as anti-borne virus, dirt silicon and dust.
Description of drawings
Fig. 1 is the dustproof positive seal helmet first example structure principle schematic of the utility model;
Fig. 2 is the dustproof positive seal helmet second example structure principle schematic of the utility model;
Fig. 3 is the dustproof positive seal helmet the 3rd example structure principle schematic of the utility model;
Fig. 4 is the dustproof positive seal helmet the 4th example structure principle schematic of the utility model;
Fig. 5 is air-supply arrangement structural profile schematic diagram in the dustproof positive seal helmet of the utility model;
Fig. 6 is air-supply arrangement checkout gear structural representation in the dustproof positive seal helmet of the utility model;
Fig. 7 is the dustproof positive seal helmet innovation of the utility model part schematic diagram;
The specific embodiment
The dustproof positive seal helmet of the utility model has 6 kinds of structures.
Fig. 1 is the first example structure principle schematic, and it comprises soft case 19 and the breather pipe 2 that is positioned at this case by liner skeleton outsourcing waterproof cloth; Breather pipe 2 one ends are positioned at the outer rear lower of case, and are communicated with air-supply arrangement by flexible pipe 3, and its other end is positioned at the top of the observation window 1 in soft case 19 dead aheads; Bottom and dual-side along observation window 1 are provided with the guard shield of wearing with the lower jaw both sides 4, fixedly connected with case 19 lower edges respectively again in the two ends of guard shield 4; Be respectively equipped with noise reduction bolt 5 at guard shield 4 two ends and junction, case 19 lower edge, noise reduction bolt 5 coats soft elastic material by cloth and constitutes, and can block the noise that air-flow herein produces effectively; Frenulum 6 before in the free margins of guard shield 4, being provided with, the two ends of preceding frenulum 6 are fixed with guard shield .19 respectively, and its centre passes and tight locking button 7 flexible connections under guard shield 19; Also be provided with back frenulum 9 in all the other limits, lower edge of case, its two ends pass from dual-side respectively, and flexibly connect with another tight locking button 7; In soft cover bright 19, also be provided with the top frenulum 20 of band hasp, its two ends are fixed with the lower edge of soft case 19 dual-sides respectively.The frenulum of three different azimuth by tight locking button and hasp, can be regulated the degree of tightness of frenulum, make head-shield securely, very cosily fixing again.Top with soft case 19 below guard shield 4 has the aperture 8,8 ' of giving vent to anger.
Fig. 2 is the second example structure principle schematic, its structure and the former are basic identical, difference is also to be provided with the big sheath of wearing with neck 21 in the lower edge of soft case 19, the front upper part opening of big sheath 21 is connected with the sealing of guard shield 4 bottoms with observation window 1 dual-side, wherein the aperture 8 of giving vent to anger of guard shield 4 bottoms still is exposed, and the upper back opening edge of big sheath 21 is connected with the 19 back lower edge sealing of soft case; Simultaneously also be provided with connection strap 22 between the two at this position, frenulum 9 ' after establish one in addition in the connection strap 22, substitute former. the back frenulum 9 that has, and fixedly connected with guard shield 4 corresponding sites respectively again in the two ends of being somebody's turn to do back frenulum 9 ' and connection strap 22, and the center of back frenulum 9 ' passes and 7 flexible connections of another tight locking button in the middle of connection strap 22 rear portions.
As seen from Figure 3, send filtration back air to by air-supply arrangement and enter the safety helmet type helmet 18 Hou Ding top air inlets through flexible pipe 3, spray from the fan-shaped waterfall type in the helmet 18 forward positions, top (neck portion) through the helmet 18 inner sealing formula air flues 27 close gas, reach operator's head respiratory region air smoothness, reaching wide area air enters and reduces the function that form hazes, should interior airway import be Φ 32, inner chamber is by narrow progressively fan out, the wide 90mm of the outlet high 10mm of covering of the fan makes operator's forehead large tracts of land accept refrigerant, clean fresh air.
Fig. 4 is the 4th example structure principle schematic, and upper cover is same as shown in Figure 3, and the structure of big sheath 21 in bottom and Qi Nei is identical with second embodiment.
In the foregoing description, also be pasted with transparent protective film on the outer surface of observation window 1, can arbitrarily change, exempted from the damage on observation window 1 surface and influence the observation sight line; This diaphragm also has anti-infrared, ultraviolet or anti-infrared and ultraviolet function of while simultaneously.
As seen from Figure 5, in the middle of comprising, air-supply arrangement is provided with the housing 10 of dividing plate 11, rechargeable battery is equipped with on one side at dividing plate 11, and it is fixing to add back shroud 12, another side at dividing plate 11 is that the inner cap 13 that gives filter cloth 26 and the molten blown non-woven fabric filtering material of N99 is housed, inner cap 13 is tightly connected with bright body 10, and constitute air chamber 14 between inner cap 13 and the dividing plate 11, be arranged in air chamber 14 all the position housing 10 blower fan is housed, and be communicated with flexible pipe 3: the front shroud 16 of the venetian blind type of fixedlying connected with housing 10 is housed outside inner cap 13, filters gauze 17 at front shroud 16 upper covers by the outlet on it 15; On back shroud 12, be provided with between waist and press from both sides.
As seen from Figure 6, the dustproof positive seal helmet of the utility model also comprises the flowmeter that can detect 170 liters in the big hand of per minute air demand, it is the cylindrical shell 23 of taper seat in the middle of comprising, the middle part horizontal positioned lightweight buoy 24 in cylindrical shell 23, and buoy 24 following centers are provided with balance weight body; Be carved with graticule 25 in simplified 23 wall upper edges perpendicular to axis direction; Cylindrical shell 23 small-caliber ends downwards with air-supply arrangement on outlet 15 be equipped with.Find that in use the air demand per minute of air-supply arrangement should then help people's breathing greater than 170 liters, this device cylindrical shell 23 bottom internal diameter 30mm, top internal diameter 33.5mm, high about 140mm, and the about 29mm of buoy 24 external diameters, weight is 15 grams; If blow afloat more than the buoy 24 rising 60ram, then air demand is qualified.Otherwise clean or change filtering material and filter gauze, or charge the battery.
As seen from Figure 7, the safety helmet type helmet can be adorned mine lamp frame 30, and described mine lamp frame 30 is of a size of long 30mm, wide 20mm, and high 10mm, mine lamp frame are zinc-plated steelframe.
Increase adjustment sheet 29 these adjustment sheet 29 usefulness screws in the foregoing description and be contained in the helmet 18 lower edges by wearer's cephalic region, adjustment sheet has 3 kinds of dimensions.According to wear head dummy, shape of face is matched suitable adjustment sheet 29, up to the wearer feel wear to carry comfortable till.
Claims (5)
1. novel dustproof positive seal helmet, comprise air-supply arrangement and top case, it is characterized in that: be provided with observation window＜1 in described case dead ahead be provided with breather pipe＜2 in the described case or airway＜27, described breather pipe＜2〉or airway＜27 end is positioned at the outer rear lower of described case, by flexible pipe＜3 be communicated with described air-supply arrangement, its other end is positioned at described observation window＜1〉the top; Along described observation window＜1〉bottom and dual-side be provided with the lower jaw both sides wear guard shield＜4, described guard shield＜4〉two ends fixedly connected with described case lower edge respectively again; In described guard shield＜4〉two ends and junction, described case lower edge be respectively equipped with noise reduction bolt＜5 〉, described noise reduction bolt＜5〉carry out soft elastic material by the cloth material package and constitute; In described guard shield＜4〉free margins in be provided with preceding frenulum＜6, frenulum＜6 before described〉two ends respectively with described guard shield＜4 fixing, its centre is from described guard shield＜4〉under pass and lock buckle＜7 flexibly connect, in the limit, lower edge of described case, also be provided with back frenulum＜9 〉, described back frenulum＜9〉two ends pass from dual-side respectively, and with another tight locking button＜7 flexibly connect; In described guard shield＜4〉below has some apertures of giving vent to anger＜8 〉, described air-supply arrangement is provided with dividing plate＜11 in the middle of comprising〉housing＜10, in described dividing plate＜11〉one side rechargeable battery is housed, and add back shroud＜12〉fixing, in described dividing plate＜11〉another side be equipped with give filter cloth＜26 and inner cap＜13 of filtering material, described inner cap＜13〉and described housing＜10 be tightly connected, and described inner cap＜13〉and described dividing plate＜11 between constitute air chamber＜14, be arranged in described air chamber＜14〉described housing＜10 at position〉blower fan is housed, and by outlet＜15 on it〉with described flexible pipe＜3 be communicated with, in described inner cap＜13〉outside described housing＜10 are housed front shroud＜16 of fixing venetian blind type, in described front shroud＜16〉filter cloth＜17 before the upper cover 〉, in described back shroud＜12〉on be provided with between waist and press from both sides, described case is the hard helmet＜18 of safety helmet type〉or soft case＜18 of liner skeleton outsourcing waterproof cloth described breather pipe＜2 be positioned at case, also be provided with top frenulum＜20 of band hasp 〉, and described frenulum＜20〉two ends fix with the lower edge of described soft case＜19〉liner skeleton dual-sides respectively, the above-mentioned hard helmet＜18〉or soft case＜19 lower edge also is provided with big sheath＜21 of wearing with neck, described big sheath＜21〉before upper opening and described observation window＜1 dual-side and described guard shield＜4 bottom seals and is connected, the wherein said aperture of giving vent to anger＜8〉still be exposed, and described big sheath＜21 upper back opening edge and described soft case＜19 back lower edge sealing is connected; Simultaneously also be provided with connection strap＜22 between the two at this position〉along described connection strap＜22 in establish one in addition after frenulum＜9, and should back frenulum＜9〉and described connection strap＜22 two ends again respectively with described guard shield＜4 corresponding site fixedlys connected described back frenulum＜9 the center from described connection strap＜22 pass and another tight locking button＜7 in the middle of the rear portion flexible connection.
2. according to the described a kind of novel dustproof positive seal helmet of claim 1; it is characterized in that; the hard helmet＜18〉or soft head-shield＜19 top all be provided with the aperture of giving vent to anger＜8; above-mentioned observation window＜1〉the surface on also paste transparent protective film; the described dustproof positive seal helmet is equipped with and can detects the per minute air demand greater than 170 liters flowmeter; in the middle of it comprises for the cylindrical shell of taper seat＜23) in described cylindrical shell＜23 in middle part placement lightweight buoy＜24; described buoy＜24〉below the center be provided with balance weight body; described buoy＜24〉gross weight be about 15 the gram; in described cylindrical shell＜23〉wall upper edge axis direction is carved with graticule＜25 〉; described cylindrical shell＜23〉small-caliber end is downward, during use and described outlet＜15〉equipped.
3. according to the described a kind of novel dustproof positive seal helmet of claim 2, it is characterized in that, described case be the hard case of safety helmet type described in airway＜27 be positioned at the described hard helmet＜18 go up inner chamber, airway in described＜27〉air inlet are in the helmet＜18〉top rear portion and described air induction hose＜3〉be connected, airway in described＜27〉gas outlet are in the helmet＜18〉forehead position, the crown, the gas outlet is a sector.
4. according to the described a kind of novel dustproof positive seal helmet of claim 3, it is characterized in that, the dustproof positive seal helmet＜18〉lower edge and guard shield＜4.4 '〉or strengthen sheath＜21 again〉all use screw＜28〉be fastened and connected, can arbitrarily install and remove cleaned and changed.
5. according to the described a kind of novel dustproof positive seal helmet of claim 4, it is characterized in that, the described helmet＜18〉preceding bead both sides are equipped with head dummy adjustment sheet＜29 〉, described head dummy adjustment sheet＜29〉Yi Bian be fixed on the helmet＜18〉on, head dummy adjustment sheet＜29 according to the different head dummys of wearer, the equipped different size of shape of face 〉, described head dummy adjustment sheet＜29 oppress described observation window＜1 with guard shield＜4 the back both sides of seam.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201459141U CN201469929U (en) | 2008-10-07 | 2009-03-23 | Novel dust-proof positive pressure seal helmet |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200820135807.6 | 2008-10-07 | ||
| CN2009201459141U CN201469929U (en) | 2008-10-07 | 2009-03-23 | Novel dust-proof positive pressure seal helmet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201469929U true CN201469929U (en) | 2010-05-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009201459141U Expired - Fee Related CN201469929U (en) | 2008-10-07 | 2009-03-23 | Novel dust-proof positive pressure seal helmet |
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| CN (1) | CN201469929U (en) |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102934857A (en) * | 2012-10-16 | 2013-02-20 | 山东开泰抛丸机械有限公司 | Inflatable paint spraying protective device |
| CN102974050A (en) * | 2012-11-16 | 2013-03-20 | 中国人民解放军第四军医大学 | Multi-functional digital three-proofing mask |
| CN103028213A (en) * | 2012-11-16 | 2013-04-10 | 中国人民解放军第四军医大学 | Multifunctional digitalized three-proof communication system |
| CN104225829A (en) * | 2014-07-17 | 2014-12-24 | 艾尔康居（北京）科技有限公司 | Active air feeding type dustproof mask |
| CN104248800A (en) * | 2013-06-25 | 2014-12-31 | 卢献斌 | Portable air purifier for mask |
| CN104383649A (en) * | 2014-12-09 | 2015-03-04 | 中国人民解放军军事医学科学院卫生装备研究所 | Positive-pressure biological protection hood |
| CN111097112A (en) * | 2020-02-16 | 2020-05-05 | 重庆万州三峡外科医院有限公司 | Closed type isolation protective clothing respiration support system and use method thereof |
| CN111227413A (en) * | 2020-03-18 | 2020-06-05 | 智均安（苏州）科技有限公司 | Waterproof dustproof totally closed intelligent safety helmet |
| CN111298315A (en) * | 2020-03-26 | 2020-06-19 | 财鼎科技(重庆)有限公司 | Multifunctional protective cap |
| WO2021207098A1 (en) * | 2020-04-05 | 2021-10-14 | Zonit Structured Solutions, Llc | Z-shieldtm filtered air protective system |
| CN114733095A (en) * | 2022-03-03 | 2022-07-12 | 广东国志激光技术有限公司 | Positive pressure hood device adopting ultraviolet laser disinfection |
-
2009
- 2009-03-23 CN CN2009201459141U patent/CN201469929U/en not_active Expired - Fee Related
Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102934857A (en) * | 2012-10-16 | 2013-02-20 | 山东开泰抛丸机械有限公司 | Inflatable paint spraying protective device |
| CN102974050B (en) * | 2012-11-16 | 2015-04-22 | 中国人民解放军第四军医大学 | Multi-functional digital three-proofing mask |
| CN102974050A (en) * | 2012-11-16 | 2013-03-20 | 中国人民解放军第四军医大学 | Multi-functional digital three-proofing mask |
| CN103028213A (en) * | 2012-11-16 | 2013-04-10 | 中国人民解放军第四军医大学 | Multifunctional digitalized three-proof communication system |
| CN103028213B (en) * | 2012-11-16 | 2015-05-27 | 中国人民解放军第四军医大学 | Multifunctional digitalized three-proof communication system |
| CN104248800A (en) * | 2013-06-25 | 2014-12-31 | 卢献斌 | Portable air purifier for mask |
| CN104225829A (en) * | 2014-07-17 | 2014-12-24 | 艾尔康居（北京）科技有限公司 | Active air feeding type dustproof mask |
| CN104383649A (en) * | 2014-12-09 | 2015-03-04 | 中国人民解放军军事医学科学院卫生装备研究所 | Positive-pressure biological protection hood |
| CN104383649B (en) * | 2014-12-09 | 2017-05-17 | 中国人民解放军军事医学科学院卫生装备研究所 | Positive-pressure biological protection hood |
| CN111097112A (en) * | 2020-02-16 | 2020-05-05 | 重庆万州三峡外科医院有限公司 | Closed type isolation protective clothing respiration support system and use method thereof |
| CN111227413A (en) * | 2020-03-18 | 2020-06-05 | 智均安（苏州）科技有限公司 | Waterproof dustproof totally closed intelligent safety helmet |
| CN111298315A (en) * | 2020-03-26 | 2020-06-19 | 财鼎科技(重庆)有限公司 | Multifunctional protective cap |
| WO2021207098A1 (en) * | 2020-04-05 | 2021-10-14 | Zonit Structured Solutions, Llc | Z-shieldtm filtered air protective system |
| CN114733095A (en) * | 2022-03-03 | 2022-07-12 | 广东国志激光技术有限公司 | Positive pressure hood device adopting ultraviolet laser disinfection |
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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 |
Granted publication date: 20100519 Termination date: 20170323 |
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| CF01 | Termination of patent right due to non-payment of annual fee |