CN104989246A - Door capable of purifying air - Google Patents
Door capable of purifying air Download PDFInfo
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- CN104989246A CN104989246A CN201510324437.5A CN201510324437A CN104989246A CN 104989246 A CN104989246 A CN 104989246A CN 201510324437 A CN201510324437 A CN 201510324437A CN 104989246 A CN104989246 A CN 104989246A
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- filter
- portable plate
- air
- door
- inlet port
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- Exhaust Gas Treatment By Means Of Catalyst (AREA)
Abstract
The invention discloses a door capable of purifying air. The door comprises a door body, an air inlet formed in the side, close to the interior of a room, of the door body, an exhaust port formed in the side, close to the interior of the room, of the door body, an air purifying device and a controller. The air inlet is rotationally provided with a plurality of first movable plates, and the exhaust port is rotationally provided with a plurality of second movable plates. The air purifying device is arranged in the door body and comprises a pipe body. The first end of the pipe body is communicated with the air inlet, and the second end of the pipe body is communicated with the exhaust port. A fan is installed at the position, close to the second end, in the pipe body. A first filtering plate, a second filtering plate, a third filtering plate, a fourth filtering plate and a fifth filtering plate are arranged in the pipe body in sequence from the first end to the second end. The controller is arranged in the door body. The door can replace an air purifier completely and is high in space utilization rate.
Description
Technical field
The present invention relates to a kind of door.More particularly, the present invention relates to a kind of door that can purify air.
Background technology
The quality of room air concerns the healthy of people, in order to ensure indoor air quality, people can at indoor placement air purifier, but air purifier is an independent product, be placed on indoor and will inevitably take certain space, and larger noise can be produced, be placed on the normal work that indoor can affect people.And in existing door, there is the also less of air-cleaning function, and even if having certain air-cleaning function, its intelligent needs that can not meet people.Therefore, a kind of novel door that can purify air of design is needed badly.
Summary of the invention
An object of the present invention is to solve at least the problems referred to above and/or defect, and the advantage will illustrated at least is below provided.
A further object of the invention is to provide a kind of door that can purify air, when it does not carry out purification work, do not expose air inlet port and exhaust opening, do not affect the appearance, during work, fully can absorb the pernicious gas such as dust and carbon monoxide, nitride, formaldehyde in room air.
In order to realize, according to these objects of the present invention and other advantage, providing a kind of door that can purify air, comprising:
Men Ti, it is the hollow structure vertically arranged;
Air inlet port, it is arranged on a body near indoor side, described air inlet port place is rotatably provided with multiple first portable plate, the rotation axis horizontal of described first portable plate is arranged, the axis of rotation of each first portable plate is driven by first motor respectively, described multiple first portable plate rotates simultaneously, controls the airintake direction of described air inlet port;
Exhaust opening, it is arranged on a body near indoor side, described exhaust ports is rotatably provided with multiple second portable plate, the axis of rotation of described second portable plate is vertically arranged, the axis of rotation of each second portable plate is driven by second motor respectively, described multiple second portable plate rotates simultaneously, controls the discharge directions of described exhaust opening;
Air cleaning unit, it is inner that it is arranged at described door body, described air cleaning unit comprises a body, the first end of described body is communicated to described air inlet port, second end of described body is communicated to described exhaust opening, position near the second end in described body is provided with blower fan, the first filter is disposed with from first end to the second end in described body, second filter, 3rd filter, 4th filter and the 5th filter, described first filter, second filter, 3rd filter, 4th filter and the 5th filter be arranged in parallel, and surface all offers multiple through hole, glass fiber and titania fiber is clogged between described first filter and described second filter, manganese dioxide is clogged between described second filter and described 3rd filter, cupric oxide, silver oxide, the mixture of zinc oxide and cobaltosic oxide, active carbon is clogged between described 3rd filter and described 4th filter, molecular sieve is clogged between described 4th filter and described 5th filter,
Controller, it is inner that it is arranged at described door body, described controller is connected with described multiple first motor and described multiple second motor respectively, to control described multiple first portable plate with the rotational speed of 20-30r/min, and controls described multiple second portable plate with the rotational speed of 40-60r/min.
Preferably, the described door that can purify air, the installation site of described air inlet port is positioned at the lower end of described door body, and the installation site of described exhaust opening is positioned at the upper end of described door body.
Preferably, the described door that can purify air, described multiple first portable plate, described multiple second portable plate and described Men Tijun adopt same material to make, when described multiple first portable plate is in original state, described air inlet port just in time covers by described multiple first portable plate, when described multiple second portable plate is in original state, described exhaust opening just in time covers by described multiple second portable plate.
Preferably, the described door that can purify air, described controller controls described multiple first portable plate and described multiple second portable plate was in original state at 6 o'clock every day between 22 o'clock.
Preferably, the described door that can purify air, also comprises:
Air quality probe, it is arranged on the surface of a body near indoor side, described air quality probe is connected with described controller, result of detection adjustment described multiple first portable plate of described controller according to described air quality probe and the rotating speed of described multiple second portable plate.
Preferably, the described door that can purify air, also comprises:
Display screen, it is arranged on the surface of a body near indoor side, and described display screen is connected with described controller, air quality parameters in display room.
Preferably, the described door that can purify air, also comprises:
Battery, it is arranged on a body inside, for described first motor, described second motor, described blower fan and described display screen are powered.
Preferably, the described door that can purify air, spacing between described first filter and described second filter is 10 centimetres, spacing between described second filter and described 3rd filter is 6 centimetres, spacing between described 3rd filter and described 4th filter is 10 centimetres, and the spacing between described 4th filter and described 5th filter is 5 centimetres.
Preferably, the described door that can purify air, through hole on described first filter, the second filter, the 3rd filter, the 4th filter and the 5th filter is circular port, on described first filter, the diameter of through hole is 100 microns, on described second filter, the diameter of through hole is 50 microns, on described 3rd filter, the diameter of through hole is 40 microns, and on described 4th filter, the diameter of through hole is 30 microns, and on described 5th filter, the diameter of through hole is 20 microns.
Preferably, the described door that can purify air, the weight ratio of described glass fiber and described titania fiber is 1: 1, and the weight ratio of described manganese dioxide, cupric oxide, silver oxide, zinc oxide and cobaltosic oxide is 1: 1: 1.5: 1.2: 2.
The present invention at least comprises following beneficial effect:
(1) the present invention arranges air cleaning unit at Men Tizhong, can replace air cleaner completely, and space availability ratio is high in life;
(2) the present invention fully can absorb the pernicious gas such as dust and carbon monoxide, nitride, formaldehyde in room air, purify the air of a room, and the present invention is intelligent higher, the air quality according to indoor can be shown, and the rotating speed of the first portable plate and the second portable plate can be regulated to improve IAQ (indoor air quality) easily according to air quality;
(3) the first portable plate arranged respectively due to air inlet port and exhaust ports is identical with the material of door body with the material of the second portable plate, and first portable plate and the second portable plate can cover air inlet port and exhaust opening in an initial condition, therefore when the first portable plate and the second portable plate are in original state, air inlet port and exhaust ports do not have obvious gap, do not affect the attractive in appearance of a body.
Part is embodied by explanation below by other advantage of the present invention, target and feature, part also will by research and practice of the present invention by those skilled in the art is understood.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention;
The structural representation of Fig. 2 air cleaning unit of the present invention;
Fig. 3 is the structural representation of the first filter of the present invention.
Detailed description of the invention
Below in conjunction with accompanying drawing, the present invention is described in further detail, can implement according to this with reference to manual word to make those skilled in the art.
Should be appreciated that used hereinly such as " to have ", other element one or more do not allotted in " comprising " and " comprising " term or the existence of its combination or interpolation.
Fig. 1, Fig. 2 and Fig. 3 show according to a kind of way of realization of the present invention, comprising:
Door body 1, it is the hollow structure vertically arranged, and the making material of door body 1 can be metal also can be timber, and in door body 1, space is used for installing air cleaning unit and other device;
Air inlet port 2, it is arranged on a body 1 near indoor side, described air inlet port 2 place is rotatably provided with multiple first portable plate 21, the rotation axis horizontal of described first portable plate 21 is arranged, the axis of rotation of each first portable plate 21 is driven by first motor respectively, described multiple first portable plate 21 rotates simultaneously, controls the airintake direction of described air inlet port 2; Such airintake direction is adjustable up and down, both can absorb dust overhead nearer in air, also can absorb the pernicious gases such as carbon monoxide overhead far away, nitride, formaldehyde.
Exhaust opening 3, it is arranged on a body 1 near indoor side, described exhaust opening 3 place is rotatably provided with multiple second portable plate 31, the axis of rotation of described second portable plate 31 is vertically arranged, the axis of rotation of each second portable plate 31 is driven by second motor respectively, described multiple second portable plate 31 rotates simultaneously, controls the discharge directions of described exhaust opening 3; Left and right, such row direction is adjustable, the cleaned air after purification can be blown each corner to indoor, enable indoor most of region obtain clean air, improve air purification effect.
Air cleaning unit, it is inner that it is arranged at described door body 1, described air cleaning unit comprises a body 4, the first end 47 of described body 4 is communicated to described air inlet port 2, second end 48 of described body 4 is communicated to described exhaust opening 3, position near the second end 48 in described body 4 is provided with blower fan 41, the first filter 42 is disposed with from first end 47 to the second end 48 in described body 4, second filter 43, 3rd filter 44, 4th filter 45 and the 5th filter 46, described first filter 42, second filter 43, 3rd filter 44, 4th filter 45 and the 5th filter 46 be arranged in parallel, and surface all offers multiple through hole 421, glass fiber and titania fiber is clogged between described first filter 42 and described second filter 43, manganese dioxide is clogged between described second filter 43 and described 3rd filter 44, cupric oxide, silver oxide, the mixture of zinc oxide and cobaltosic oxide, active carbon is clogged between described 3rd filter 44 and described 4th filter 45, molecular sieve is clogged between described 4th filter 45 and described 5th filter 46, here blower fan 41 refers to air-introduced machine 41, air-introduced machine 41 produces suction and is sucked by air inlet port 2 by room air, the air sucked enters indoor through arriving exhaust opening 3 with the body 4 that air inlet port 2 and exhaust opening 3 are all communicated with, the air sucked will through multiple times of filtration, and entering indoor air is very pure air.First process be between the first filter 42 and the second filter 43 between glass fiber and titania fiber, the dust of this part primary attachment greater particle size, then process is manganese dioxide between the second filter 43 and the 3rd filter 44, cupric oxide, silver oxide, the mixture of zinc oxide and cobaltosic oxide, this part has stronger oxidisability, the carbon monoxide that can will suck in air, nitride, the pernicious gases such as formaldehyde are oxidized to low toxicity or non-toxic gas, be conducive to next step active carbon to absorb it, secondly process is active carbon between the 3rd filter 44 and the 4th filter 45, active carbon has very good adsorption capacity, further absorption pernicious gas and dust, and absorb the gas that previous step produces and the oxidizing agent pellets thing brought, the air that most relief sucks is through molecular sieve, absorb remaining pernicious gas and dust, air through multiple times of filtration is very pure, meet the demand of healthy living completely.
Controller, it is inner that it is arranged at described door body 1, described controller is connected with described multiple first motor and described multiple second motor respectively, to control described multiple first portable plate 21 with the rotational speed of 20-30r/min, and control described multiple second portable plate 31 with the rotational speed of 40-60r/min.Here, make the rotating speed of the second portable plate 31 higher than the rotating speed of the first portable plate 21, can avoid on the one hand the dust near ground being stirred and spilling into whole room during air-breathing, pollute room air, can make to enter indoor air on the other hand and have larger scope, and there is larger turbulent extent, enable cleaned air be distributed to rapidly whole room, the rotating speed of the first portable plate 21 take 20-30r/min as the best, and the rotating speed of the second portable plate 31 is best with 40-60r/min.
In the course of work of technique scheme be: controller controls the first motor and the second motor rotates, first motor and the second motor drive the first portable plate 21 and the second portable plate 31 to rotate respectively, blower fan 41 is opened, room air is sucked, the multiple filtering material of air in body 4 sucked is filtered into cleaned air, then arrive exhaust opening 3, and discharge, realize the purification of air.
In another kind of example, as shown in Figure 1, the described door that can purify air, the installation site of described air inlet port 2 is positioned at the lower end of described door body 1, and the installation site of described exhaust opening 3 is positioned at the upper end of described door body 1.Dust generally swims in overhead nearer position, air inlet port 2 is arranged and is conducive to absorbing more dust laden air near ground, exhaust opening 3 is arranged on higher position, position much the same with the height of people, can ensures that the air degree of purity of the position that people breathe is higher.
In another kind of example, as shown in Figure 1, the described door that can purify air, described multiple first portable plate 21, described multiple second portable plate 31 and described door body 1 all adopt same material to make, when described multiple first portable plate 21 is in original state, described air inlet port 2 just in time covers by described multiple first portable plate 21, and when described multiple second portable plate 31 is in original state, described exhaust opening 3 just in time covers by described multiple second portable plate 31.Like this, when the first portable plate 21 and the second portable plate 31 are in original state, air inlet port 2 and exhaust opening 3 place do not have obvious gap, do not affect the attractive in appearance of a body 1.
In another kind of example, the described door that can purify air, described controller controls described multiple first portable plate 21 and described multiple second portable plate 31 was in original state at 6 o'clock every day between 22 o'clock.Like this, when the work purified air is arranged on 22 to next day 6 time, be generally the time that people have a rest, avoid clearing machine to affect the usual work of people, people can be made again to get up morning and just can breathe pure air.
In another kind of example, the described door that can purify air, also comprises:
Air quality probe, it is arranged on the surface of a body 1 near indoor side, described air quality probe is connected with described controller, result of detection adjustment described multiple first portable plate 21 of described controller according to described air quality probe and the rotating speed of described multiple second portable plate 31.Air quality probe can detect the content of pernicious gas in the PM2.5 value of room air and air, once PM2.5 value is too high, or the too high levels of pernicious gas, controller just can improve the rotating speed of the first portable plate 21 and multiple second portable plate 31, accelerates the replacing speed of air.
In another kind of example, as shown in Figure 1, the described door that can purify air, also comprises:
Display screen 5, it is arranged on the surface of a body 1 near indoor side, and described display screen 5 is connected with described controller, air quality parameters in display room.People are enable to see the quality of room air intuitively like this, such as PM2.5 value.
In another kind of example, the described door that can purify air, also comprises:
Battery, it is inner that it is arranged on a body 1, for described first motor, described second motor, described blower fan 41 and described display screen 5 are powered.Battery is used for providing electric energy, and the first motor, the second motor, blower fan 41 and display screen 5 can normally be worked.
In another kind of example, the described door that can purify air, spacing between described first filter 42 and described second filter 43 is 10 centimetres, spacing between described second filter 43 and described 3rd filter 44 is 6 centimetres, spacing between described 3rd filter 44 and described 4th filter 45 is 10 centimetres, and the spacing between described 4th filter 45 and described 5th filter 46 is 5 centimetres.Glass fiber between the first filter 42 and the second filter 43 and titania fiber are mainly used in absorbing bulky grain dust, need to leave the enough spatial accommodations of dust for, therefore both distances are longer, oxidant between the second filter 43 and the 3rd filter 44 is mainly used in oxidize harmful gas, both distances are moderate, active carbon between 3rd filter 44 and the 4th filter 45 needs the absorption task maximum born, both distances also require longer, molecular sieve between 4th filter 45 and the 5th filter 46 mainly plays booster action to active carbon, both distances can be suitably smaller.Arrange distance in the present invention and be followed successively by 10 centimetres, 6 centimetres, 10 centimetres and 5 centimetres, the air quality after purification is best.
In another kind of example, the described door that can purify air, through hole 421 on described first filter 42, second filter 43, the 3rd filter 44, the 4th filter 45 and the 5th filter 46 is circular port, on described first filter 42, the diameter of through hole 421 is 100 microns, on described second filter 43, the diameter of through hole 421 is 50 microns, on described 3rd filter 44, the diameter of through hole 421 is 40 microns, on described 4th filter 45, the diameter of through hole 421 is 30 microns, and on described 5th filter 46, the diameter of through hole 421 is 20 microns.The particle diameter of the dust in air initially entered is comparatively large, in order to ensure air circulation, and fully absorbs dust particle, and the aperture of the first filter 42, second filter 43, the 3rd filter 44, the 4th filter 45 and the 5th filter 46 arranges and reduces successively.Aperture is set when being followed successively by 100 microns, 50 microns, 40 microns, 30 microns and 20 microns, the circulation of air and best to the absorbability of dust in the present invention.
In another kind of example; the described door that can purify air; the weight ratio of described glass fiber and described titania fiber is 1: 1; best to the absorbability of bulky grain dust particle like this; the weight ratio of described manganese dioxide, cupric oxide, silver oxide, zinc oxide and cobaltosic oxide is 1: 1: 1.5: 1.2: 2; the oxidant of such preparation can the pernicious gas such as fully oxidized carbon monoxide, nitride, formaldehyde; as when the content of manganese dioxide is lower, not good to the oxidation effectiveness of carbon monoxide.
Although embodiment of the present invention are open as above, it is not restricted to listed in manual and embodiment utilization.It can be applied to various applicable the field of the invention completely.For those skilled in the art, can easily realize other amendment.Therefore do not deviating under the universal that claim and equivalency range limit, the present invention is not limited to specific details and illustrates here and the legend described.
Claims (10)
1. the door that can purify air, is characterized in that, comprising:
Men Ti, it is the hollow structure vertically arranged;
Air inlet port, it is arranged on a body near indoor side, described air inlet port place is rotatably provided with multiple first portable plate, the rotation axis horizontal of described first portable plate is arranged, the axis of rotation of each first portable plate is driven by first motor respectively, described multiple first portable plate rotates simultaneously, controls the airintake direction of described air inlet port;
Exhaust opening, it is arranged on a body near indoor side, described exhaust ports is rotatably provided with multiple second portable plate, the axis of rotation of described second portable plate is vertically arranged, the axis of rotation of each second portable plate is driven by second motor respectively, described multiple second portable plate rotates simultaneously, controls the discharge directions of described exhaust opening;
Air cleaning unit, it is inner that it is arranged at described door body, described air cleaning unit comprises a body, the first end of described body is communicated to described air inlet port, second end of described body is communicated to described exhaust opening, position near the second end in described body is provided with blower fan, the first filter is disposed with from first end to the second end in described body, second filter, 3rd filter, 4th filter and the 5th filter, described first filter, second filter, 3rd filter, 4th filter and the 5th filter be arranged in parallel, and surface all offers multiple through hole, glass fiber and titania fiber is clogged between described first filter and described second filter, manganese dioxide is clogged between described second filter and described 3rd filter, cupric oxide, silver oxide, the mixture of zinc oxide and cobaltosic oxide, active carbon is clogged between described 3rd filter and described 4th filter, molecular sieve is clogged between described 4th filter and described 5th filter,
Controller, it is inner that it is arranged at described door body, described controller is connected with described multiple first motor and described multiple second motor respectively, to control described multiple first portable plate with the rotational speed of 20-30r/min, and controls described multiple second portable plate with the rotational speed of 40-60r/min.
2. the door that can purify air as claimed in claim 1, is characterized in that, the installation site of described air inlet port is positioned at the lower end of described door body, and the installation site of described exhaust opening is positioned at the upper end of described door body.
3. the door that can purify air as claimed in claim 1, it is characterized in that, described multiple first portable plate, described multiple second portable plate and described Men Tijun adopt same material to make, when described multiple first portable plate is in original state, described air inlet port just in time covers by described multiple first portable plate, when described multiple second portable plate is in original state, described exhaust opening just in time covers by described multiple second portable plate.
4. the door that can purify air as claimed in claim 3, is characterized in that, described controller controls described multiple first portable plate and described multiple second portable plate was in original state at 6 o'clock every day between 22 o'clock.
5. the door that can purify air as claimed in claim 1, is characterized in that, also comprises:
Air quality probe, it is arranged on the surface of a body near indoor side, described air quality probe is connected with described controller, result of detection adjustment described multiple first portable plate of described controller according to described air quality probe and the rotating speed of described multiple second portable plate.
6. the door that can purify air as claimed in claim 5, is characterized in that, also comprises:
Display screen, it is arranged on the surface of a body near indoor side, and described display screen is connected with described controller, air quality parameters in display room.
7. the door that can purify air as claimed in claim 6, is characterized in that, also comprises:
Battery, it is arranged on a body inside, for described first motor, described second motor, described blower fan and described display screen are powered.
8. the door that can purify air as claimed in claim 1, it is characterized in that, spacing between described first filter and described second filter is 10 centimetres, spacing between described second filter and described 3rd filter is 6 centimetres, spacing between described 3rd filter and described 4th filter is 10 centimetres, and the spacing between described 4th filter and described 5th filter is 5 centimetres.
9. the door that can purify air as claimed in claim 1, it is characterized in that, through hole on described first filter, the second filter, the 3rd filter, the 4th filter and the 5th filter is circular port, on described first filter, the diameter of through hole is 100 microns, on described second filter, the diameter of through hole is 50 microns, on described 3rd filter, the diameter of through hole is 40 microns, on described 4th filter, the diameter of through hole is 30 microns, and on described 5th filter, the diameter of through hole is 20 microns.
10. the door that can purify air as claimed in claim 1, it is characterized in that, the weight ratio of described glass fiber and described titania fiber is 1: 1, and the weight ratio of described manganese dioxide, cupric oxide, silver oxide, zinc oxide and cobaltosic oxide is 1: 1: 1.5: 1.2: 2.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510324437.5A CN104989246B (en) | 2015-06-14 | 2015-06-14 | Door capable of purifying air |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510324437.5A CN104989246B (en) | 2015-06-14 | 2015-06-14 | Door capable of purifying air |
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| Publication Number | Publication Date |
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| CN104989246A true CN104989246A (en) | 2015-10-21 |
| CN104989246B CN104989246B (en) | 2017-01-11 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510324437.5A Active CN104989246B (en) | 2015-06-14 | 2015-06-14 | Door capable of purifying air |
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Cited By (12)
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| CN105350877A (en) * | 2015-12-10 | 2016-02-24 | 郑嘉雯 | Room doors with air suction function |
| CN105672848A (en) * | 2016-01-07 | 2016-06-15 | 邓君 | Intelligent door |
| CN105840061A (en) * | 2016-05-12 | 2016-08-10 | 褚树春 | Air purifying door |
| CN106522800A (en) * | 2016-12-05 | 2017-03-22 | 温岭市恒芃信博机械科技有限公司 | Air purification door |
| CN107237582A (en) * | 2017-06-16 | 2017-10-10 | 余雷 | A kind of door for carrying out air cleaning |
| CN108119034A (en) * | 2017-12-15 | 2018-06-05 | 山东佳星环保科技有限公司 | A kind of shutter for improving indoor air environment |
| CN108514779A (en) * | 2018-06-20 | 2018-09-11 | 南京博酝化工科技有限公司 | A kind of molecular sieve filter device with high-efficient purification air function |
| CN109432946A (en) * | 2018-11-13 | 2019-03-08 | 福建博纯材料有限公司 | A kind of vent gas treatment bucket of arsine |
| CN111744875A (en) * | 2020-07-07 | 2020-10-09 | 张小平 | A raw and other materials cleaning system for traditional chinese medicine processing production |
| CN111773913A (en) * | 2020-07-15 | 2020-10-16 | 南云瑞 | Indoor volatile organic compound environment-friendly treatment method based on adsorption filtration |
| CN111773914A (en) * | 2020-07-15 | 2020-10-16 | 南云瑞 | Indoor volatile organic compound environmental protection processing apparatus |
| CN113279671A (en) * | 2021-05-21 | 2021-08-20 | 安徽省浦菲尔建材有限公司 | Medical automatic door based on purification function and processing method |
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| CN108119034B (en) * | 2017-12-15 | 2020-02-18 | 山东佳星环保科技有限公司 | Can improve indoor air circumstance's shutter |
| CN108514779A (en) * | 2018-06-20 | 2018-09-11 | 南京博酝化工科技有限公司 | A kind of molecular sieve filter device with high-efficient purification air function |
| CN109432946A (en) * | 2018-11-13 | 2019-03-08 | 福建博纯材料有限公司 | A kind of vent gas treatment bucket of arsine |
| CN111744875A (en) * | 2020-07-07 | 2020-10-09 | 张小平 | A raw and other materials cleaning system for traditional chinese medicine processing production |
| CN111773913A (en) * | 2020-07-15 | 2020-10-16 | 南云瑞 | Indoor volatile organic compound environment-friendly treatment method based on adsorption filtration |
| CN111773914A (en) * | 2020-07-15 | 2020-10-16 | 南云瑞 | Indoor volatile organic compound environmental protection processing apparatus |
| CN113279671A (en) * | 2021-05-21 | 2021-08-20 | 安徽省浦菲尔建材有限公司 | Medical automatic door based on purification function and processing method |
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| CN104989246B (en) | 2017-01-11 |
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Address after: 536000 Industrial Park, Haicheng District, Beihai City, Guangxi Zhuang Autonomous Region Patentee after: Huang Yujiao Address before: 532700, the Guangxi Zhuang Autonomous Region County town of Longan that village will be held by the Village No. 11 Patentee before: Huang Yujiao |