CN104689494A - Haze-preventing helmet - Google Patents
Haze-preventing helmet Download PDFInfo
- Publication number
- CN104689494A CN104689494A CN201510089093.4A CN201510089093A CN104689494A CN 104689494 A CN104689494 A CN 104689494A CN 201510089093 A CN201510089093 A CN 201510089093A CN 104689494 A CN104689494 A CN 104689494A
- Authority
- CN
- China
- Prior art keywords
- adsorption tube
- helmet
- haze
- adsorption
- mouth
- 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.)
- Granted
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Classifications
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
- A62B7/00—Respiratory apparatus
- A62B7/10—Respiratory apparatus with filter elements
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
- A62B18/00—Breathing masks or helmets, e.g. affording protection against chemical agents or for use at high altitudes or incorporating a pump or compressor for reducing the inhalation effort
- A62B18/02—Masks
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
- A62B23/00—Filters for breathing-protection purposes
- A62B23/02—Filters for breathing-protection purposes for respirators
- A62B23/025—Filters for breathing-protection purposes for respirators the filter having substantially the shape of a mask
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
- A62B9/00—Component parts for respiratory or breathing apparatus
- A62B9/02—Valves
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
- A62B9/00—Component parts for respiratory or breathing apparatus
- A62B9/06—Mouthpieces; Nose-clips
Abstract
A haze-preventing helmet comprises a helmet, wherein a bent absorption pipe is arranged inside the helmet; an absorption layer is arranged on the inner wall of the absorption pipe; an air inlet is formed in one end of the absorption pipe, while the other end is communicated with a mouth-nose mask. The absorption pipe is located in a buffer layer inside the helmet. According to the haze-preventing helmet, the bent absorption pipe is arranged inside the helmet to purify air, so that particulates in the air are reduced; different from a filtering way, the haze-preventing helmet adopts the structure of the absorption layer, therefore, compared with a sieve structure, the haze-preventing helmet reduces wind resistance effectively, and cannot be blocked easily after being used in a long term.
Description
Technical field
The present invention relates to aircleaning facility, particularly a kind of haze helmet.
Background technology
Existing movable air cleaning device, many employings arrange filter screen in oronasal mask, or oronasal mask is from the structure as filter screen, along with industrialization development, the floating grain diameter of air is more and more less, and common filter screen is almost difficult to for the particle of PM2.5 rank the effect playing filtration.And traditional filter screen, be equivalent to garbage collector, at the use initial stage, effect is better, but along with extending service time, bacterium, mould and virus grow at its interior, and the harmful substance of generation can be discharged in the air of suction again, causes secondary pollution.Even if adopt the filter screen that can filter the particle of PM2.5 rank, in use for some time, also cannot be able to use because filter screen is blocked, and now respiratory resistance is higher, easily causes lung capillaries hemorrhage.Accurate filter screen is not reused by cleaning, and can only abandon, this further increases environmental pollution again.
Summary of the invention
Technical problem to be solved by this invention is to provide a kind of haze helmet, can stop that the particle of PM2.5 rank is inhaled into, and structure is simple, and be convenient to realize, respiratory resistance is little.
For solving the problems of the technologies described above, the technical solution adopted in the present invention is: a kind of haze helmet, comprises the helmet, is provided with bending adsorption tube in the helmet, and the inwall of adsorption tube is provided with adsorption layer, and one end of adsorption tube is provided with air inlet, and the other end is communicated with oronasal mask.
In preferred scheme, described adsorption tube is positioned at the cushion of the helmet.
In preferred scheme, in described oronasal mask, be also provided with multicomponent catalyst filter screen, to go in organic gas filter screen and carbon adsorption filter screen one or more;
Also be provided with expiration open valve, expiration open valve impenetrating mouth nose cup.
In preferred scheme, between air inlet and adsorption tube, be also provided with fluid cartridge, the air inlet pipe of air inlet extend in fluid cartridge, and adsorption tube is communicated with the top of fluid cartridge, is filled with liquid in fluid cartridge.
In preferred scheme, in described fluid cartridge, be provided with into the baffle plate that labyrinth is arranged, be provided with many just thorns at the upstream face of baffle plate.
In preferred scheme, described adsorption tube is many, lays respectively at the both sides of the helmet.
In preferred scheme, the position near oronasal mask in adsorption tube is also provided with flap valve, and flap valve is communicated with recoil mouth, under normality, and flap valve shutoff recoil mouth, and when the mouth that recoils is filled with liquid, the connection between flap valve shutoff adsorption tube and oronasal mask.
In preferred scheme, the structure of described flap valve is: the below of the mouth that recoils in adsorption tube is provided with valve plate rotating shaft, valve plate is arranged in valve plate rotating shaft, valve plate rotating shaft is provided with spring, spring makes valve plate be pressed on recoil mouth and form sealing, position close with valve plate rotating shaft level height in adsorption tube is provided with stage seat, and when being filled with liquid in the mouth that recoils, valve plate and stage seat are formed and seal.
In preferred scheme, described adsorption tube has the bending at more than 3 places at least, and described adsorption layer is fine hair or is with fabric villous.
In preferred scheme: described air inlet is outer is provided with hub cap by hub cap axle, and the edge of hub cap is provided with hub cap opening.
A kind of haze helmet provided by the invention, by arranging bending adsorption tube in the helmet, to purify air, thus the particle in minimizing air, different from the mode of filtering, the present invention adopts the structure of adsorption layer, compared with filter structure, effectively reduce windage, Long-Time Service also not easily forms blocking.The fluid cartridge arranged, makes the air entered through once washing, and effectively reduces the adsorptive pressure of follow-up adsorption tube.The baffle plate arranged and just thorn, be conducive to decomposing bubble, increase the probability that liquid contacts with particle.The recoil mouth arranged, is convenient to utilize back flush mode to clean adsorption tube.The flap valve arranged, can in back flushing process shutoff oronasal mask tube connector, thus avoid oronasal mask intake, be convenient to flushing adsorption tube.The multicomponent catalyst filter screen arranged, go organic gas filter screen and carbon adsorption filter screen can harmful substance further in absorbed air, such as: carbon monoxide, sulfur dioxide, hydrogen sulfide, formaldehyde and heavy metal ion etc.Adopt the present invention, even if people can be made at the comparatively serious weather of haze, also can be movable or take exercises out of doors, and all the time can the air of breath freshening.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the invention will be further described:
Fig. 1 is integrally-built schematic perspective view of the present invention, and in figure, dotted line represents the circuit of adsorption tube.
Fig. 2 is one group of adsorption tube syndeton schematic diagram in the present invention.
Fig. 3 is schematic diagram when flap valve is closed in the present invention.
Fig. 4 is schematic diagram when flap valve switches in the present invention.
Fig. 5 is that in the present invention, adsorption tube is arranged in the structural representation in cushion.
Fig. 6 is the structural representation of oronasal mask in the present invention.
Fig. 7 is the cross sectional representation of adsorption tube in the present invention.
In figure: the helmet 1, housing 11, cushion 12, adsorption tube 2, recoil mouth 21, adsorption layer 22, connector 23, flap valve 24, valve plate 241, valve plate rotating shaft 242, stage seat 243, oronasal mask tube connector 25, air inlet 3, hub cap 31, hub cap axle 32, hub cap opening 33, air inlet pipe 34, oronasal mask 4, expiration open valve 41, carbon adsorption filter screen 42, remove organic gas filter screen 43, multicomponent catalyst filter screen 44, flexible pad 45, fluid cartridge 5, baffle plate 51, just stings 52, goggles 6, liquid 7.
Detailed description of the invention
Embodiment 1:
As in Fig. 1 ~ 6, a kind of haze helmet, comprises the helmet 1, is provided with bending adsorption tube 2 in the helmet 1,
In preferred scheme, described adsorption tube 2 is positioned at the cushion 12 of the helmet 1, and cushion 12 adopts expanded material usually, such as polyurathamc as shown in Figure 5, is housing 11 at the skin of the helmet, be cushion 12 in housing 11, and adsorption tube 2 is just arranged in cushion 12.The inwall of adsorption tube 2 is provided with adsorption layer 22, and in preferred scheme, described adsorption tube 2 has the bending at more than 3 places at least, and corresponding cushion 12 is also provided with bending, for making the helmet breathe freely between the gap of bending.Described adsorption layer 22 is fine hair, or is with braid villous.Adsorption tube 2 during fabrication, is made up of two parts, from Fig. 7 adsorption tube 2 cross section viewed from, a part is " C " shape, is directly arranged in cushion 12, by grooving in cushion 12, and flocking in groove, can be formed.Another part is seen as " one " font from cross section, flocking or adhesive band braid villous, directly overlay on the opening of groove, and connect with slot welding or bond together on the portion, thus form bending adsorption tube 2, connecting hose can be set in the termination of adsorption tube 2 for connecting.Adopt the structure of the adsorption tube 2 of many bendings, when air is turned wherein, the particle in air can be subject to the impact of inertia, collide adsorption layer 22, namely adsorbed by fine hair, keep fine hair with electrostatic or keep fine hair moistening, the adsorption effect of fine hair can be strengthened further.
One end of adsorption tube 2 is provided with air inlet 3, and in preferred scheme, air inlet 3 is arranged on the outer wall of the helmet 1 housing 11, every side is arranged to the scheme of many adsorption tubes 2, and air inlet 3 is also correspondingly multiple.In preferred scheme, described air inlet 3 is outer is provided with hub cap 31 by hub cap axle 32, and the shape of hub cap 31 camber projection, forms a cavity between hub cap 31 inwall and housing 11 outer wall, namely air admission hole is positioned at this cavity, and the edge of hub cap 31 is provided with hub cap opening 33.As shown in Fig. 1,2.Usually the hub cap opening 33 arranging hub cap 31 downward, for protecting air inlet 3, being avoided rainwater in use procedure to enter in adsorption tube 2, being affected air and enter.Upward, to collect the liquid of rainwater or other cleanings, such as pure water or mineral water enter in adsorption tube 2 the hub cap opening 33 that also can arrange hub cap 31, make fine hair keep moistening, to improve adsorption capacity.
The other end of adsorption tube 2 is communicated with oronasal mask 4.In preferred scheme, oronasal mask 4 adopts mobilizable connection, so that adjustment position.The two ends of preferred oronasal mask 4 are connected with housing 11 by flexible member.The termination of adsorption tube 2 is connected with oronasal mask tube connector 25, and oronasal mask tube connector 25 extend in oronasal mask 4, and oronasal mask 4 keeps sealing with the mouth and nose of user and contacts, and to make air only can enter in oronasal mask 4 from adsorption tube 2, thus enters breathing.As shown in Fig. 1,2,6.Also be provided with expiration open valve 41, expiration open valve 41 impenetrating mouth nose cup 4.Structure thus, during to make expiration, waste gas is directly discharged from expiration open valve 41.Expiration open valve 41 is a check valve, and during expiration, check valve is opened, during air-breathing, and closed check valve.
Further in preferred scheme, also be provided with multicomponent catalyst filter screen 44 in described oronasal mask 4, to go in organic gas filter screen 43 and carbon adsorption filter screen 42 one or more, multicomponent catalyst filter screen 44, go organic gas filter screen 43 and carbon adsorption filter screen 42 to be commercially available product; Because air is through absorption, therefore these filter screens are mainly used in filtering noxious gas, such as: carbon monoxide, sulfur dioxide, formaldehyde and heavy metal ion etc.According to the degree polluted and the difference of pollutant kind, above various filter screens can be selected alone or in combination, use one of them, two or all, also can adopt other unlisted filter screen type.Using function filter screen after adsorption tube 2, can avoid filter screen blocked, the larger service life extending various functional filter screen.
Preferred scheme is as in Fig. 1, and described adsorption tube 2 is many, lays respectively at the both sides of the helmet 1.Preferably, the adsorption tube 2 being positioned at the same side is interconnected by connector 23 in the position near oronasal mask 4.The structure of 4 adsorption tubes 2 is adopted in this example, two are arranged as in every side of the helmet 1, as shown in phantom in fig. 1, arrange more adsorption tube 2 be conducive to reduce air-breathing time windage, also redundancy structure is increased, when wherein an adsorption tube 2 blocks, the present invention still can use as usual, thus extends the interval time needing to safeguard.
Preferred scheme is as in Fig. 1, and be also provided with recoil mouth 21, the recoil mouth 21 of setting for utilizing high pressure water cleaning adsorption tube 2, and makes adsorption tube 2 keep moistening.Namely the maximum advantage of the present invention is to get final product Reusability by adsorption tube 2 after simple cleaning, and consumables cost is extremely low, can not cause environmental pollution further.
Preferred scheme is as in Fig. 2 ~ 4 further, position near oronasal mask 4 in adsorption tube 2 is also provided with flap valve 24, flap valve 24 is communicated with recoil mouth 21, under normality, flap valve 24 shutoff recoil mouth 21, and when the mouth 21 that recoils is filled with liquid, the connection between flap valve 24 shutoff adsorption tube 2 and oronasal mask 4, i.e. shutoff oronasal mask tube connector 25.The flap valve 24 arranged can, when rinsing adsorption tube 2, avoid oronasal mask 4 to intake.
Preferred scheme is as in Fig. 3,4, the structure of described flap valve 24 is: the below of the mouth 21 that recoils in adsorption tube 2 is provided with valve plate rotating shaft 242, valve plate 241 is arranged in valve plate rotating shaft 242, valve plate rotating shaft 242 is provided with spring, spring makes valve plate 241 be pressed on recoil mouth 21 and form sealing, position close with valve plate rotating shaft 242 level height in adsorption tube 2 is provided with stage seat 243, and when being filled with liquid in the mouth 21 that recoils, valve plate 241 and stage seat 243 are formed and seal.Under normal condition, flap valve 24 does not affect breathing, under flushing state, water under high pressure can only be entered in adsorption tube 2.
In preferred scheme, the helmet 1 is also provided with movable goggles 6, to protect the eyes of user.And the whole helmet can be made to keep sealing.
Embodiment 2:
On the basis of embodiment 1, preferred scheme is as in Fig. 2, fluid cartridge 5 is also provided with between air inlet 3 and adsorption tube 2, liquid is filled with in fluid cartridge 5, air inlet 3 air inlet pipe 34 is provided with at air inlet 3, air inlet pipe 34 extend into close to the position at the bottom of fluid cartridge 5 box in fluid cartridge 5, and adsorption tube 2 is communicated with the top of fluid cartridge 5.Structure thus, the air entered, through once washing, reduces the pressure of later stage adsorption tube 2 attract dust.Preferably, the structure that fluid cartridge 5 employing activity is installed, so that the liquid changing in fluid cartridge 5, liquid in fluid cartridge 5 is except for except air washing, the liquid of part can also be made to enter in adsorption tube 2, thus make the adsorption layer 22 in adsorption tube 2 keep moistening, strengthening adsorption effect.Preferably, liquid is selected can fresh air, and has the liquid of fungistatic effect, be such as added with peppermint and or the liquid of borneol, be added with the liquid of chlorine, be added with the liquid of the plants essential oil being beneficial to breathing, or be added with the liquid of sea salt.
Preferred scheme is as in Fig. 2 further, is provided with into the baffle plate 51 that labyrinth is arranged in described fluid cartridge 5, is provided with many just thorns 52 at the upstream face of baffle plate 51.The baffle plate 51 arranged extends the path that air passes through, and to make bubble fragmentation under the effect of just stinging 52 in the process diminish, strengthening the effect of air washing further, to make particle as much as possible stay in liquid, outwelling when changing liquid again.
After tested, adopt the structure of aforesaid liquid box 5, extend the non-maintaining time of the present invention, from day needs recoil cleaning of two embodiment 1 once, extending to one week only needs recoil cleaning once, and the clearance of particle still can reach more than 99%.The particle checkout gear that the experimental data of above particle removal effect is carried by existing air cleaner obtains.Substitute the filter screen of air cleaner in an experiment with device of the present invention, and be adjusted to by air output consistent with the breathing air quantity of being grown up, the degree of environmental pollution is air pollution index 300 ± 10%, has changed the liquid in 3 fluid cartridge 5 in use procedure.
The above embodiments are only the preferred technical solution of the present invention; and should not be considered as restriction of the present invention; the technical scheme that protection scope of the present invention should be recorded with claim, the equivalents comprising technical characteristic in the technical scheme of claim record is protection domain.Namely the equivalent replacement within the scope of this improves, also within protection scope of the present invention.
Claims (10)
1. a haze helmet, comprise the helmet (1), it is characterized in that: be provided with bending adsorption tube (2) in the helmet (1), the inwall of adsorption tube (2) is provided with adsorption layer (22), one end of adsorption tube (2) is provided with air inlet (3), and the other end is communicated with oronasal mask (4).
2. a kind of haze helmet according to claim 1, is characterized in that: described adsorption tube (2) is positioned at the cushion (12) of the helmet (1).
3. a kind of haze helmet according to claim 1, is characterized in that: be also provided with multicomponent catalyst filter screen (44) in described oronasal mask (4), to go in organic gas filter screen (43) and carbon adsorption filter screen (42) one or more;
Also be provided with expiration open valve (41), expiration open valve (41) impenetrating mouth nose cup (4).
4. a kind of haze helmet according to claim 1, it is characterized in that: between air inlet (3) and adsorption tube (2), be also provided with fluid cartridge (5), the air inlet pipe (34) of air inlet (3) extend in fluid cartridge (5), adsorption tube (2) is communicated with the top of fluid cartridge (5), and fluid cartridge is filled with liquid in (5).
5. a kind of haze helmet according to claim 4, is characterized in that: be provided with into the baffle plate (51) that labyrinth is arranged in described fluid cartridge (5), is provided with many just thorns (52) at the upstream face of baffle plate (51).
6. a kind of haze helmet according to claim 1, is characterized in that: described adsorption tube (2) is many, lays respectively at the both sides of the helmet (1).
7. a kind of haze helmet according to claim 1, it is characterized in that: the position near oronasal mask (4) in adsorption tube (2) is also provided with flap valve (24), flap valve (24) is communicated with recoil mouth (21), under normality, flap valve (24) shutoff recoil mouth (21), and when the mouth (21) that recoils is filled with liquid, the connection between flap valve (24) shutoff adsorption tube (2) and oronasal mask (4).
8. a kind of haze helmet according to claim 7, it is characterized in that: the structure of described flap valve (24) is: the below of the mouth (21) that recoils in adsorption tube (2) is provided with valve plate rotating shaft (242), valve plate (241) is arranged in valve plate rotating shaft (242), valve plate rotating shaft (242) is provided with spring, spring makes valve plate (241) be pressed on recoil mouth (21) and forms sealing, position close with valve plate rotating shaft (242) level height in adsorption tube (2) is provided with stage seat (243), when being filled with liquid in the mouth (21) that recoils, valve plate (241) and stage seat (243) are formed and seal.
9. a kind of haze helmet according to claim 1, is characterized in that: described adsorption tube (2) has the bending at more than 3 places at least, and described adsorption layer (22) is for fine hair or be with fabric villous.
10. a kind of haze helmet according to claim 1, is characterized in that: described air inlet (3) is provided with hub cap (31) by hub cap axle (32) outward, and the edge of hub cap (31) is provided with hub cap opening (33).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510089093.4A CN104689494B (en) | 2015-02-27 | 2015-02-27 | The haze helmet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510089093.4A CN104689494B (en) | 2015-02-27 | 2015-02-27 | The haze helmet |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104689494A true CN104689494A (en) | 2015-06-10 |
| CN104689494B CN104689494B (en) | 2018-09-25 |
Family
ID=53337286
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510089093.4A Active CN104689494B (en) | 2015-02-27 | 2015-02-27 | The haze helmet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104689494B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105212419A (en) * | 2015-11-13 | 2016-01-06 | 无锡桥阳机械制造有限公司 | A kind of motorcycle safety helmet preventing and treating haze |
| CN105231572A (en) * | 2015-11-13 | 2016-01-13 | 无锡桥阳机械制造有限公司 | Motorcycle helmet capable of preventing and treating haze |
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| RU2075981C1 (en) * | 1992-02-24 | 1997-03-27 | Государственный научный центр РФ - Институт биофизики, филиал N 5 | General-purpose filtering respirator |
| US5784724A (en) * | 1997-07-28 | 1998-07-28 | Liang; Juan | Rescuing helmet assembly |
| KR20010001062A (en) * | 1999-06-01 | 2001-01-05 | 박수안 | Helmet with the ventilation device |
| CN2423524Y (en) * | 2000-05-23 | 2001-03-14 | 李福光 | Environmental protection type cookinig fume removing pipe |
| CN2539543Y (en) * | 2002-03-28 | 2003-03-12 | 张仲祥 | Self-breathing helmet filtering dust-proof gas-proof mouthpiece |
| US7028688B1 (en) * | 2005-04-05 | 2006-04-18 | The United States Of America As Represented By The Secretary Of The Army | Operationally adaptable chemical-biological mask |
| CN202366350U (en) * | 2010-11-22 | 2012-08-08 | 吉林大学 | Invisible wide-spectrum respiratory purifier |
| CN103656901A (en) * | 2013-12-18 | 2014-03-26 | 无锡同春新能源科技有限公司 | Haze-preventing helmet with nanoscale titanium dioxide photocatalytic net micro air purifier |
| CN203777885U (en) * | 2014-04-17 | 2014-08-20 | 三峡大学 | Wet anion dust collection device |
| CN203898969U (en) * | 2014-04-28 | 2014-10-29 | 曾文龙 | Novel mask |
| CN203915820U (en) * | 2014-06-10 | 2014-11-05 | 张雨生 | Cross ability of swimming filter dirt mouth mask |
| CN204447023U (en) * | 2015-02-27 | 2015-07-08 | 覃翼为 | The haze helmet |
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2015
- 2015-02-27 CN CN201510089093.4A patent/CN104689494B/en active Active
Patent Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2075981C1 (en) * | 1992-02-24 | 1997-03-27 | Государственный научный центр РФ - Институт биофизики, филиал N 5 | General-purpose filtering respirator |
| US5784724A (en) * | 1997-07-28 | 1998-07-28 | Liang; Juan | Rescuing helmet assembly |
| KR20010001062A (en) * | 1999-06-01 | 2001-01-05 | 박수안 | Helmet with the ventilation device |
| CN2423524Y (en) * | 2000-05-23 | 2001-03-14 | 李福光 | Environmental protection type cookinig fume removing pipe |
| CN2539543Y (en) * | 2002-03-28 | 2003-03-12 | 张仲祥 | Self-breathing helmet filtering dust-proof gas-proof mouthpiece |
| US7028688B1 (en) * | 2005-04-05 | 2006-04-18 | The United States Of America As Represented By The Secretary Of The Army | Operationally adaptable chemical-biological mask |
| CN202366350U (en) * | 2010-11-22 | 2012-08-08 | 吉林大学 | Invisible wide-spectrum respiratory purifier |
| CN103656901A (en) * | 2013-12-18 | 2014-03-26 | 无锡同春新能源科技有限公司 | Haze-preventing helmet with nanoscale titanium dioxide photocatalytic net micro air purifier |
| CN203777885U (en) * | 2014-04-17 | 2014-08-20 | 三峡大学 | Wet anion dust collection device |
| CN203898969U (en) * | 2014-04-28 | 2014-10-29 | 曾文龙 | Novel mask |
| CN203915820U (en) * | 2014-06-10 | 2014-11-05 | 张雨生 | Cross ability of swimming filter dirt mouth mask |
| CN204447023U (en) * | 2015-02-27 | 2015-07-08 | 覃翼为 | The haze helmet |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105212419A (en) * | 2015-11-13 | 2016-01-06 | 无锡桥阳机械制造有限公司 | A kind of motorcycle safety helmet preventing and treating haze |
| CN105231572A (en) * | 2015-11-13 | 2016-01-13 | 无锡桥阳机械制造有限公司 | Motorcycle helmet capable of preventing and treating haze |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104689494B (en) | 2018-09-25 |
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Address after: 518100 Huangpu Yifeng Industrial Town, Huangpu Community, Xinqiao Street, Baoan District, Shenzhen City, Guangdong Province Applicant after: Shenzhen Chuang Feng Bao Sports Technology Co., Ltd. Address before: 518100 Baoan District, Shenzhen, Guangdong province manhole Whampoa Yifeng industrial city eighth, ninth Applicant before: Shenzhen Lifeng Sports Goods Co., Ltd. |
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Effective date of registration: 20211123 Address after: 523000 Yang Gong Zhou Cun, Shatian Town, Dongguan City, Guangdong Province Patentee after: Dongguan Lida sporting goods Co.,Ltd. Address before: 518100 Huangpu Yifeng Industrial Town, Huangpu Community, Xinqiao Street, Baoan District, Shenzhen City, Guangdong Province Patentee before: SHENZHEN CHUANGFENGBAO SPORTS TECHNOLOGY Co.,Ltd. |
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