CN208493609U - A kind of environmental protection air purifier - Google Patents

A kind of environmental protection air purifier Download PDF

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Publication number
CN208493609U
CN208493609U CN201821198675.1U CN201821198675U CN208493609U CN 208493609 U CN208493609 U CN 208493609U CN 201821198675 U CN201821198675 U CN 201821198675U CN 208493609 U CN208493609 U CN 208493609U
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CN
China
Prior art keywords
filter screen
water
dust
woven fabrics
environmentally friendly
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.)
Expired - Fee Related
Application number
CN201821198675.1U
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Chinese (zh)
Inventor
樊璠
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Nantong Chao Xu Environmental Protection Technology Co Ltd
Original Assignee
Nantong Chao Xu Environmental Protection Technology Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
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Priority to CN201821198675.1U priority Critical patent/CN208493609U/en
Application granted granted Critical
Publication of CN208493609U publication Critical patent/CN208493609U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model discloses a kind of environmentally friendly air purifiers, including clarifier ontology, it is provided with air inlet, gas outlet, blower on clarifier ontology, primary dust removal and filtration net, final dusting filter screen, water barrier device and ultraviolet sterilization device are equipped in clarifier ontology;Primary dust removal and filtration net includes the first dust removal and filtration web plate and pull plate, and final dusting filter screen includes bracket, non-woven fabrics filter screen and high-pressure nozzle, and water barrier device includes water proof area;Ultraviolet sterilization device includes pallet and three ultraviolet lamps, interim water storehouse is equipped in one side bottom of bracket, interim water storehouse lower part is equipped with oblique runner, oblique runner bottom is equipped with ultimate water storehouse, the water pump being connected to ultimate water storehouse is equipped in ultimate water storehouse side, water pump output end is connect with high-pressure nozzle, is equipped with the hydraulic turbine in the bottom of oblique runner, hydraulic turbine output shaft is connect with pallet, and the cleaning brush after moving up and down is equipped with above non-woven fabrics filter screen front end.The utility model environmental protection, energy conservation, purification efficiency are good.

Description

A kind of environmental protection air purifier
Technical field
The utility model relates to the technical fields of air cleaning, more specifically, it relates to a kind of environmental protection air cleaning Device.
Background technique
As the raising of living standard quality and the pollution of air quality are increasingly severe, more and more people are opened Starting weight regards indoor air quality, therefore occurs a large amount of air purifier in the market, however air cleaning in the prior art Device immobilizes generally by setting one and screen pack made of the filling of active charcoal constitutes filter device and carries out to suction The air entered is filtered, however the air purifier of this structure has the following problems:
1, due to being to be filtered with active carbon, and these filter materials are replaced in use for some time, a side Increased costs are caused in face, on the other hand result in waste of resources, and are unfavorable for environmental protection;
2, it since filter screen is fixedly installed, and needs to go to disassemble manually after filter device long-time use, after causing Phase cleaning is inconvenient, and in addition a large amount of water is lost in the process of cleaning, causes waste serious, not environmentally.
In conclusion current air purifier there is a problem of not environmentally, later period cleaning it is complicated continue to improve.
Utility model content
In view of the deficienciess of the prior art, the purpose of this utility model is to provide a kind of environmentally friendly air purifier, It is had automatic cleaning filter screen, is utilizing and then sterilization channel is driven to rotate using the impact of water water the water of cleaning, from And realize environmental protection operation, and improve to air filtration effect the characteristics of.
To achieve the above object, the utility model provides following technical solution:
A kind of environmentally friendly air purifier, including clarifier ontology are provided with air inlet, outlet on the clarifier ontology Mouth, blower, the clarifier ontology is interior to be disposed with primary dust removal and filtration net, final dusting filtering along the flow direction of air Net, water barrier device and ultraviolet sterilization device;It is described primary dust removal and filtration net include be placed in air inlet side and can drawing and pulling type set In the intrinsic first dust removal and filtration web plate of clarifier and it is placed in the pull plate of clarifier outer body, the final dusting mistake Strainer includes bracket, the non-woven fabrics filter screen in bracket and is placed in above non-woven fabrics filter screen and more than one high pressure Spray head, the water barrier device include the water proof area for excluding the excessive moisture in air;The ultraviolet sterilization device includes pallet And three ultraviolet lamps being distributed according to three angles of triangle, the bottom on bracket and with the side of water proof area cooperation Equipped with interim water storehouse, the lower part of interim water storehouse is equipped with the oblique runner being obliquely installed, and the bottom of oblique runner is equipped with ultimate Water storehouse, the water pump being connected to ultimate water storehouse is equipped in the side of ultimate water storehouse, and the output end and high-pressure nozzle of water pump connect It connects, is equipped with the hydraulic turbine of the bottom perforation of entrance and oblique runner, the outlet of the hydraulic turbine and ultimate storage in the bottom of oblique runner The bottom of sump penetrates through, and the output shaft of the hydraulic turbine is connect with pallet, and side is hinged with dust filter screen in the interim water storehouse, The lower section of the non-woven fabrics filter screen is equipped with dust collecting bin, and electrically operated gate is equipped on dust collecting bin, and the electrically operated gate Positioned at the opposite of the movable end of dust filter screen, it is being equipped on interim water storehouse when the side of dust filter screen is toppled over downwards Dust on dust filter screen can be pushed into the pushing meanss in electrically operated gate direction, be equipped with above the front end of non-woven fabrics filter screen It is able to carry out the cleaning brush cleaned after moving up and down to non-woven fabrics filter screen, passes through driving cylinder driving above cleaning brush.
Further, in order to improve the cleaning effect to dust, the pushing meanss include pusher cylinder and pushing plate, and The pushing plate is obliquely installed, and the inclined direction of pushing plate is consistent with the inclined direction of dust filter screen.
Further, in order to improve the clean-up effect to water impurity, water-purifying material is equipped in the ultimate water storehouse.
Further, in order to improve the working efficiency of the hydraulic turbine, the bottom of the oblique runner is equipped with flow monitoring meter, described It is connected on flow monitoring meter and is placed in the external controller of clarifier sheet, it is big that the controller is equipped with control high-pressure nozzle pressure Small hydraulic pressure adjusts meter.
Further, in order to improve water blocking effect, the water proof area include the water fender of mountain peak type with.
Further, in order to improve the cleaning effect to filter screen, it is equipped with casing in the output shaft of driving cylinder, in casing Two sides are equipped with the cleaning brush for being located at non-woven fabrics filter screen two sides.
The invention also discloses a kind of environmentally friendly air purifier, to air cleaning, specific step is as follows:
S1, clean water first is packed into ultimate water storehouse;
S2, air are drawn into air inlet under the action of blower;Then by phase under the action of the first dust removal and filtration web plate Biggish dust is isolated, then the air of relative clean enters final dusting filter screen;
S3, dust relatively small in air is drenched in the effect sprayed water with high pressure, then in the work of non-woven fabrics filter screen It is isolated under, then wet air enters water proof area;
S4, the droplet of controller is isolated under the action of water proof area, is then fed into ultraviolet sterilization device;
S5 and dust and water are sent into interim water storehouse under the action of high pressure in step S3, then filtered in dust Dust is isolated on dust filter screen under the action of net, water flows rapidly into oblique runner, then impulse water turbine, so that water wheels Machine work drives output shaft rotation to drive pallet to rotate;So that being admitted to ultraviolet lamp into the air in ultraviolet sterilization device In the rotating channel of composition, full side's access sterilization processing then is carried out to air, last clean air is sent out from air outlet;
S6, when the dust on dust filter screen is excessive, rotation dust filter screen tilt down, open electrically operated gate, then Dust is pushed into dust collecting bin using pushing meanss;
Then the water that S7, the hydraulic turbine export feeds the water into high-pressure nozzle using water pump and carries out instead there are in ultimate water storehouse It is multiple to utilize;
S8, the cylinder of regular utilization driving simultaneously push cleaning brush to move up and down scrub non-woven fabrics filtering net surface.
By using above-mentioned technical proposal, first air is pre-processed first, big dust is isolated, then into Row essence isolation, is isolated in non-woven fabrics for the fine dust in air using the effect of non-woven fabrics filter screen and high-pressure flush at this time Side, air wet at this time enter water proof and separate from water, are then fed into sterilization region, while the dust benefit on non-woven fabrics filter screen Temporary realm is poured with high-pressure flush, and is filtered dust by the filter screen of temporary realm, and the inclined slope of water conservancy Then impulse water turbine work in road rotates ultraviolet lamp to carry out further comprehensive catharsis to air, final output is dry Net air, therefore by said structure design, recycling can be carried out to the water of flushing and is recycled, and is driven with the impact of water Equipment work, furthermore with cleaning brush automatic brushing filter screen, is realized automatic clear to realize to be environmental protection, have energy-efficient effect Filter effect is washed, the utility model has automatic cleaning filter screen, utilizing, then utilizing water water the water of cleaning in summary Impact drive the rotation of sterilization channel, to realize environmentally friendly operation, and the advantages of improve to air filtration effect.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of environmentally friendly air purifier in embodiment 1;
Fig. 2 is the partial enlarged view of part A in Fig. 1;
Fig. 3 is a kind of structural schematic diagram of environmentally friendly air purifier in embodiment 2;
Fig. 4 is a kind of structural schematic diagram of environmentally friendly air purifier in embodiment 3
Fig. 5 is a kind of structural schematic diagram of environmentally friendly air purifier in embodiment 4.
In figure: 1, clarifier ontology;2, air inlet;3, gas outlet;4, blower;5, the first dust removal and filtration web plate;6, pull Plate;7, bracket;8, non-woven fabrics filter screen;9, high-pressure nozzle;10, water proof area;11, ultraviolet lamp;12, pallet;13, interim water storage Storehouse;14, oblique runner;15, ultimate water storehouse;16, water pump;17, the hydraulic turbine;18, dust filter screen;19, dust collecting bin; 20, electrically operated gate;21, pusher cylinder;22, pushing plate;23, flow monitoring meter;24, controller;25, hydraulic pressure adjusts meter;26, it cleans Brush;27, cylinder is driven;28, casing;29, pushing meanss;30, water fender.
Specific embodiment
The utility model is described in further detail below in conjunction with attached drawing 1- attached drawing 5.
Embodiment 1:
A kind of environmentally friendly air purifier, as Figure 1-Figure 2, including clarifier ontology 1, on the clarifier ontology 1 It is provided with air inlet 2, gas outlet 3, blower 4, primary is disposed with along the flow direction of air in the clarifier ontology 1 and removes Dirt filter screen, final dusting filter screen, water barrier device and ultraviolet sterilization device;The primary dust removal and filtration net includes being placed in air inlet It mouthful 2 sides and the first dust removal and filtration web plate 5 for being set in clarifier ontology 1 of drawing and pulling type and can be placed in outside clarifier ontology 1 The pull plate 6 of side, the final dusting filter screen include bracket 7, the non-woven fabrics filter screen 8 in bracket 7 and are placed in nothing Above woven fabric filter screen 8 and more than one high-pressure nozzle 9, the water barrier device include excluding the excessive moisture in air Water proof area 10;The ultraviolet sterilization device includes pallet 12 and three ultraviolet lamps being distributed according to three angles of triangle 11, the bottom of the side cooperated on bracket 7 and with water proof area 10 is equipped with interim water storehouse 13, and the lower part of interim water storehouse 13 is set There is the oblique runner 14 being obliquely installed, the bottom of oblique runner 14 is equipped with ultimate water storehouse 15, in the side of ultimate water storehouse 15 Equipped with the water pump 16 being connected to ultimate water storehouse 15, the output end of water pump 16 is connect with high-pressure nozzle 9, at the bottom of oblique runner 14 Portion is equipped with the hydraulic turbine 17 of the bottom perforation of entrance and oblique runner 14, the outlet and the bottom of ultimate water storehouse 15 of the hydraulic turbine 17 Perforation, the output shaft of the hydraulic turbine 17 are connect with pallet 12, and side is hinged with dust filter screen 18, institute in the interim water storehouse 13 The lower section for stating non-woven fabrics filter screen 8 is equipped with dust collecting bin 19, and electrically operated gate 20 is equipped on dust collecting bin 19, and the electricity Dynamic door 20 is located at the opposite of the movable end of dust filter screen 18, and one when dust filter screen 18 is equipped on interim water storehouse 13 Dust on dust filter screen 18 can be pushed into the pushing meanss 29 in 20 direction of electrically operated gate, in non-woven fabrics mistake when toppling under lateral Be equipped with above the front end of strainer 8 be able to carry out move up and down after cleaning brush 26 that non-woven fabrics filter screen 8 is cleaned, cleaning brush 26 tops are driven by driving cylinder 27.
Further, in order to improve the cleaning effect to dust, the pushing meanss 29 include pusher cylinder 21 and push Plate 22, and the pushing plate 22 is obliquely installed, and the inclined direction of pushing plate 22 is consistent with the inclined direction of dust filter screen 18.
Further, in order to improve the clean-up effect to water impurity, water-purifying material is equipped in the ultimate water storehouse 15.
Working principle: clean water first is packed into ultimate water storehouse 15;Air under the action of blower 4, be drawn into Port 2;Then relatively large dust is isolated under the action of the first dust removal and filtration web plate 5, then the air of relative clean Into final dusting filter screen;Dust relatively small in air is drenched in the effect sprayed water with high pressure, then in non-woven fabrics mistake It is isolated under the action of strainer 8, then wet air enters water proof area 10;By controller 24 under the action of water proof area 10 Droplet is isolated, and is then fed into ultraviolet sterilization device;Dust and water are sent into interim water storehouse under the action of high pressure 13, then dust is isolated on dust filter screen 18 under the action of dust filter screen 18, water flows rapidly into oblique runner 14, Then impulse water turbine 17, so that the work of the hydraulic turbine 17 drives output shaft rotation to drive pallet 12 to rotate;So that entering purple Air in outer sterilizing unit is admitted in the rotating channel of the composition of ultraviolet lamp 11, is then carried out at full side's access sterilization to air Reason, last clean air are sent out from air outlet;When the dust on dust filter screen 18 is excessive, rotation dust filter screen 18 to Electrically operated gate 20 is opened in lower inclination, and dust is then pushed into dust collecting bin 19 using pushing meanss 29;The water that the hydraulic turbine 17 exports There are in ultimate water storehouse 15, high-pressure nozzle 9 then is fed the water into using water pump 16 and is recycled;Regular utilization is driven simultaneously Cylinder 27 of taking offence pushes cleaning brush 26 to move up and down scrub 8 surface of non-woven fabrics filter screen.
By using above-mentioned technical proposal, first air is pre-processed first, big dust is isolated, then into Row essence isolation, is isolated in non-woven fabrics for the fine dust in air using the effect of non-woven fabrics filter screen and high-pressure flush at this time Side, air wet at this time enter water proof and separate from water, are then fed into sterilization region, while the dust benefit on non-woven fabrics filter screen Temporary realm is poured with high-pressure flush, and is filtered dust by the filter screen of temporary realm, and the inclined slope of water conservancy Then impulse water turbine work in road rotates ultraviolet lamp to carry out further comprehensive catharsis to air, final output is dry Net air, therefore by said structure design, recycling can be carried out to the water of flushing and is recycled, and is driven with the impact of water Equipment work, furthermore with cleaning brush automatic brushing filter screen, is realized automatic clear to realize to be environmental protection, have energy-efficient effect Wash filter effect.
Embodiment 2:
A kind of environmentally friendly air purifier, as shown in figure 3, further, it is described to incline in order to improve the working efficiency of the hydraulic turbine The bottom of inclined flow passage 14 is equipped with flow monitoring meter 23, is connected with the control being placed in outside clarifier ontology 1 on the flow monitoring meter 23 Device 24 processed, the hydraulic pressure that the controller 24 is equipped with control 9 pressure size of high-pressure nozzle adjust meter 25, when flow monitoring meter 23 is examined When measuring impact force not enough rotates the output shaft of the hydraulic turbine 17, starts hydraulic pressure immediately and adjusts meter 25, improve the impact force of water flow, The hydraulic turbine 17 is finally made to work.
Embodiment 3:
A kind of environmentally friendly air purifier, as shown in figure 4, further, in order to improve water blocking effect, the water proof area 10 is wrapped Include the water fender 30 of mountain peak type.
Embodiment 4:
A kind of environmentally friendly air purifier, as shown in figure 5, further, in order to improve the cleaning effect to filter screen, driving Take offence cylinder 27 output shaft be equipped with casing 28, the two sides of casing 28 be equipped be located at described in 8 two sides of non-woven fabrics filter screen Cleaning brush 26, after long-time use, the surface dirt of non-woven fabrics filter screen 8 can not be simple when being rinsed by water, opens at this time Dynamic driving cylinder, then drives casing 28 to move up and down, and final two cleaning brush 26 driven in casing are to non-woven fabrics filter screen 8 Two surfaces scrubbed, finally by the dust wash clean on non-woven fabrics filter screen 8.
Embodiment 5:
If embodiment 1, embodiment 2, embodiment 3, a kind of environmentally friendly air purifier as described in example 4 are to air cleaning Specific step is as follows:
S1, clean water first is packed into ultimate water storehouse 15;
S2, air are drawn into air inlet 2 under the action of blower 4;Then under the action of the first dust removal and filtration web plate 5 Relatively large dust is isolated, then the air of relative clean enters final dusting filter screen;
S3, dust relatively small in air is drenched in the effect sprayed water with high pressure, then in the work of non-woven fabrics filter screen 8 It is isolated under, then wet air enters water proof area 10;
S4, the droplet of controller 24 is isolated under the action of water proof area 10, is then fed into ultraviolet sterilization device;
S5 and dust and water are sent into interim water storehouse 13 under the action of high pressure in step S3, then in dust mistake Dust is isolated on dust filter screen 18 under the action of strainer 18, water flows rapidly into oblique runner 14, then impulse water turbine 17, so that the work of the hydraulic turbine 17 drives output shaft rotation to drive pallet 12 to rotate;So that into ultraviolet sterilization device Air is admitted in the rotating channel of the composition of ultraviolet lamp 11, then carries out full side's access sterilization processing to air, last clean Air is sent out from air outlet;
S6, when the dust on dust filter screen 18 is excessive, rotation dust filter screen 18 tilt down, open electrically operated gate 20, dust is then pushed into dust collecting bin 19 using pushing meanss 29;
Then the water that S7, the hydraulic turbine 17 export feeds the water into high-pressure nozzle 9 using water pump 16 there are in ultimate water storehouse 15 It is recycled;
S8, the cylinder 27 of regular utilization driving simultaneously push cleaning brush 26 to move up and down scrub 8 surface of non-woven fabrics filter screen.
In conclusion the utility model has the following beneficial effects: the utility model there is automatic cleaning filter screen, will be clear The water washed is being utilized, is then being driven the rotation of sterilization channel using the impact of water water, to realize environmentally friendly operation, and is improved to sky The advantages of gas filter effect.
This specific embodiment is only the explanation to the utility model, is not limitations of the present invention, ability Field technique personnel can according to need the modification that not creative contribution is made to the present embodiment after reading this specification, but As long as all by the protection of Patent Law in the scope of the claims of the utility model.

Claims (9)

1. a kind of environmentally friendly air purifier, including clarifier ontology (1), air inlet is provided on the clarifier ontology (1) (2), gas outlet (3), blower (4), it is characterised in that: set gradually in the clarifier ontology (1) along the flow direction of air There are primary dust removal and filtration net, final dusting filter screen, water barrier device and ultraviolet sterilization device;It is described primary dust removal and filtration net include Be placed in air inlet (2) side and can drawing and pulling type be set to clarifier ontology (1) in the first dust removal and filtration web plate (5) and be placed in Pull plate (6) on the outside of clarifier ontology (1), the final dusting filter screen include bracket (7), the nothing in bracket (7) It woven fabric filter screen (8) and is placed in above non-woven fabrics filter screen (8) and more than one high-pressure nozzle (9), the water barrier device Including the water proof area (10) for excluding the excessive moisture in air;The ultraviolet sterilization device includes pallet (12) and according to three Three ultraviolet lamps (11) that three angular angles are distributed, the bottom on bracket (7) and with the side of water proof area (10) cooperation Portion is equipped with interim water storehouse (13), and the lower part of interim water storehouse (13) is equipped with the oblique runner (14) being obliquely installed, oblique runner (14) bottom is equipped with ultimate water storehouse (15), is equipped in the side of ultimate water storehouse (15) and is connected to ultimate water storehouse (15) The output end of water pump (16), water pump (16) is connect with high-pressure nozzle (9), is equipped with entrance and inclination in the bottom of oblique runner (14) The hydraulic turbine (17) of the bottom perforation of runner (14), the outlet of the hydraulic turbine (17) and the bottom of ultimate water storehouse (15) penetrate through, water The output shaft of turbine (17) is connect with pallet (12), and the interior side of the interim water storehouse (13) is hinged with dust filter screen (18), The lower section of the non-woven fabrics filter screen (8) is equipped with dust collecting bin (19), and electrically operated gate is equipped on dust collecting bin (19) (20), and the electrically operated gate (20) be located at dust filter screen (18) movable end opposite, set on interim water storehouse (13) Electrically operated gate (20) can be pushed into for the dust on dust filter screen (18) when the side of dust filter screen (18) is toppled over downwards by having The pushing meanss (29) in direction, be equipped with above the front end of non-woven fabrics filter screen (8) be able to carry out move up and down after to non-woven fabrics The cleaning brush (26) that filter screen (8) is cleaned, cleaning brush (26) top pass through driving cylinder (27) driving.
2. a kind of environmentally friendly air purifier according to claim 1, it is characterised in that: the pushing meanss (29) include Pusher cylinder (21) and pushing plate (22), and the pushing plate (22) is obliquely installed, and pushing plate (22) inclined direction with Dust filter screen (18) inclined direction is consistent.
3. a kind of environmentally friendly air purifier according to claim 1 or 2, it is characterised in that: the ultimate water storehouse (15) water-purifying material is equipped in.
4. a kind of environmentally friendly air purifier according to claim 1 or 2, it is characterised in that: the oblique runner (14) Bottom be equipped with flow monitoring meter (23), be connected on the flow monitoring meter (23) and be placed in the control of clarifier ontology (1) outside Device (24), the hydraulic pressure that the controller (24) is equipped with control high-pressure nozzle (9) pressure size adjust meter (25).
5. a kind of environmentally friendly air purifier according to claim 3, it is characterised in that: the bottom of the oblique runner (14) Portion is equipped with flow monitoring meter (23), is connected on the flow monitoring meter (23) and is placed in the controller of clarifier ontology (1) outside (24), the hydraulic pressure that the controller (24) is equipped with control high-pressure nozzle (9) pressure size adjusts meter (25).
6. a kind of environmentally friendly air purifier described according to claim 1 or 2 or 5, it is characterised in that: the water proof area (10) Water fender (30) including mountain peak type.
7. a kind of environmentally friendly air purifier described according to claim 1 or 2 or 5, it is characterised in that: in driving cylinder (27) Output shaft be equipped with casing (28), be equipped in the two sides of casing (28) and be located at the described clear of non-woven fabrics filter screen (8) two sides Scrub (26).
8. a kind of environmentally friendly air purifier according to claim 3, it is characterised in that: in the output of driving cylinder (27) Axis is equipped with casing (28), and the cleaning brush for being located at non-woven fabrics filter screen (8) two sides is equipped in the two sides of casing (28) (26)。
9. a kind of environmentally friendly air purifier according to claim 4, it is characterised in that: in the output of driving cylinder (27) Axis is equipped with casing (28), and the cleaning brush for being located at non-woven fabrics filter screen (8) two sides is equipped in the two sides of casing (28) (26)。
CN201821198675.1U 2018-07-26 2018-07-26 A kind of environmental protection air purifier Expired - Fee Related CN208493609U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201821198675.1U CN208493609U (en) 2018-07-26 2018-07-26 A kind of environmental protection air purifier

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201821198675.1U CN208493609U (en) 2018-07-26 2018-07-26 A kind of environmental protection air purifier

Publications (1)

Publication Number Publication Date
CN208493609U true CN208493609U (en) 2019-02-15

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201821198675.1U Expired - Fee Related CN208493609U (en) 2018-07-26 2018-07-26 A kind of environmental protection air purifier

Country Status (1)

Country Link
CN (1) CN208493609U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111022103A (en) * 2020-02-24 2020-04-17 陈矗 Circulated automatic spraying dust device in colliery underworkings

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111022103A (en) * 2020-02-24 2020-04-17 陈矗 Circulated automatic spraying dust device in colliery underworkings
CN111022103B (en) * 2020-02-24 2021-06-29 陈矗 Circulated automatic spraying dust device in colliery underworkings

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CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20190215

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