CN206996128U - A kind of compound self-suction type air purifier - Google Patents
A kind of compound self-suction type air purifier Download PDFInfo
- Publication number
- CN206996128U CN206996128U CN201720800176.4U CN201720800176U CN206996128U CN 206996128 U CN206996128 U CN 206996128U CN 201720800176 U CN201720800176 U CN 201720800176U CN 206996128 U CN206996128 U CN 206996128U
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- China
- Prior art keywords
- fixedly connected
- bearing
- clarifier
- roller bearing
- inwall
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- 150000001875 compounds Chemical class 0.000 title claims abstract description 21
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 claims description 51
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 21
- 229910052799 carbon Inorganic materials 0.000 claims description 19
- 241001075561 Fioria Species 0.000 claims description 16
- 238000005096 rolling process Methods 0.000 claims description 6
- 230000008878 coupling Effects 0.000 claims description 4
- 238000010168 coupling process Methods 0.000 claims description 4
- 238000005859 coupling reaction Methods 0.000 claims description 4
- 241000883990 Flabellum Species 0.000 claims 1
- 238000001914 filtration Methods 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 15
- 238000004519 manufacturing process Methods 0.000 abstract description 6
- 239000003344 environmental pollutant Substances 0.000 abstract description 4
- 231100000719 pollutant Toxicity 0.000 abstract description 4
- 238000000034 method Methods 0.000 description 5
- 238000000746 purification Methods 0.000 description 4
- 230000006378 damage Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 206010058467 Lung neoplasm malignant Diseases 0.000 description 1
- 208000006011 Stroke Diseases 0.000 description 1
- 239000000809 air pollutant Substances 0.000 description 1
- 231100001243 air pollutant Toxicity 0.000 description 1
- 238000003915 air pollution Methods 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 230000003749 cleanliness Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 201000005202 lung cancer Diseases 0.000 description 1
- 208000020816 lung neoplasm Diseases 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 208000031225 myocardial ischemia Diseases 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
The utility model discloses a kind of compound self-suction type air purifier, including clarifier box, the upper surface of the clarifier box offers gas outlet, the inwall of gas outlet is fixedly connected with protection network, the lower surface of clarifier box offers air inlet, the internal face of air inlet is installed with screen pack, and the upper surface of clarifier box is fixedly connected with motor fixing plate, and the surface of motor fixing plate is installed with motor.The compound self-suction type air purifier, the self-priming of clarifier can be strengthened and arrange effect certainly, manufacturing cost has been saved simultaneously and improves operating efficiency, pollutant larger in air can just be efficiently separated out before entering inside clarifier, the caused power that motor can be rotated, while supply fan and exhaust fan are assigned to, enhance the operating efficiency of clarifier, so as to solve normal air clarifier, cost is higher, operating efficiency is poor, clean-up effect is poor, the flimsy problem of air intake equipment.
Description
Technical field
Environmental technology field is the utility model is related to, specially a kind of compound self-suction type air purifier.
Background technology
WHO research report shows that the whole world in 2012 cause because of Air Pollution in Kitchen in 4,300,000 people of death, suffer stroke
Accounted for 34%, COPD and ischemic heart disease are 22% and 26% respectively, and die from accounting for for lung cancer
6%, therefore air purifier produces, and air purifier is also known as " air cleaner ", air cleaner, clarifier, is to refer to
Various air pollutants are adsorbed, decomposed or converted, effectively improve the product of air cleanliness, common air is net in the market
Change device purification function it is single, purification efficiency is low, and it is non-it is self-priming by air intake apparatus as clarifier outside, influence using effect without
Method plays a protective role to its air intake apparatus.
Utility model content
(1) technical problem solved
In view of the shortcomings of the prior art, the utility model provides a kind of compound self-suction type air purifier, solves general
Blowing air clarifier, cost is higher, operating efficiency is poor, clean-up effect is poor, the flimsy problem of air intake equipment.
(2) technical scheme
To realize object above, the utility model is achieved by the following technical programs：A kind of compound self-priming air
Clarifier, including clarifier box, the upper surface of the clarifier box offer gas outlet, and the inwall of the gas outlet is fixedly connected
There is protection network, the lower surface of the clarifier box offers air inlet, and the internal face of the air inlet is installed with screen pack,
The upper surface of the clarifier box is fixedly connected with motor fixing plate, and the surface of the motor fixing plate is installed with motor,
The output shaft of the motor is fixedly connected with the first roller bearing by shaft coupling, and the surface of first roller bearing is fixedly connected with first
Bearing, the outer ring of the clutch shaft bearing are fixedly connected with clarifier box inwall, and the inwall of the clarifier box is distinguished from bottom to top
It is fixedly connected with except formaldehyde filter screen, HEPA high efficiency filters plate, active carbon filter net, activated carbon is run through in one end of first roller bearing
Screen pack is extended between active carbon filter net and HEPA high efficiency filter plates, and the surface of first roller bearing is fixedly connected with actively
Gear, the surface of the active carbon filter net offer second bearing hole, and the inwall in the second bearing hole is fixedly connected with
Two bearings, the inner ring of the second bearing are fixedly connected with the second roller bearing, second roller bearing extend through active carbon filter net,
HEPA high efficiency filters plate, extend to except between formaldehyde filter screen and clarifier box inwall except formaldehyde filter screen, the table of second roller bearing
Face is fixedly connected with driven gear, and the driven gear engages with driving gear, and the surface of second roller bearing is fixedly connected with
First angular wheel, the both ends of second roller bearing are installed with supply fan and exhaust fan respectively, and the one of the clarifier box
Side surface offers 3rd bearing hole, and the inwall in the 3rd bearing hole is fixedly connected with 3rd bearing, the 3rd bearing
Inner ring is fixedly connected with the 3rd roller bearing, and the both ends of the 3rd roller bearing have been respectively fixedly connected with the second angular wheel and triconic
Gear, second angular wheel engage with the first angular wheel, and the surface of the clarifier box is fixedly connected with wind guide tank, institute
State wind guide tank both sides and open up fluted, the inwall of the groove is fixedly connected with fourth bearing, the inner ring of the fourth bearing
It is fixedly connected with cylindrical fan leaf, the surface of the cylindrical fan leaf is fixedly connected with the 4th angular wheel, and the described 4th
Angular wheel engages with triconic gear.
Preferably, the upper surface of the clarifier box is fixedly connected with motor shield.
Preferably, it is described except formaldehyde filter screen, HEPA high efficiency filters plate, the surface of active carbon filter net offer rotary shaft
Bearing bore, the inwall of the rotary shaft bearing bore are fixedly connected with rolling bearing.
Preferably, the center line of the air inlet, supply fan, gas outlet, exhaust fan and the second roller bearing is respectively positioned on always
Line.
Preferably, the width between the wind guide tank and clarifier box is more than the diameter of cylindrical fan leaf.
Preferably, first angular wheel, which is located at, removes between formaldehyde filter screen and HEPA high efficiency filter plates.
(3) beneficial effect
The utility model provides a kind of compound self-suction type air purifier, possesses following beneficial effect：
(1), compound self-suction type air purifier, by setting the inner ring of fourth bearing to be fixedly connected with cylindrical fan
Leaf, the surface of the cylindrical fan leaf are fixedly connected with the 4th angular wheel, the 4th angular wheel and triconic tooth
Wheel engagement, can effectively strengthen the self-priming effect of clarifier, improve the operating efficiency of clarifier, while use the same power source,
The cost of manufacture can effectively be reduced.
(1), compound self-suction type air purifier, by setting the both ends of the second roller bearing to be installed with supply fan respectively
And exhaust fan, the self-priming of clarifier can be strengthened and from row's effect, while saved manufacturing cost and improved operating efficiency.
(2), compound self-suction type air purifier, by setting the internal face of air inlet to be installed with screen pack, energy
Pollutant larger in air is just efficiently separated out before entering inside clarifier.
(3), the compound self-suction type air purifier, by setting the inwall of gas outlet to be fixedly connected with protection network, is prevented
The accidental destruction that occurs when object is close to exhaust fan in clarifier operation.
(4), the compound self-suction type air purifier, by setting the surface of the second roller bearing to be fixedly connected with driven gear,
Driven gear engages with driving gear, the caused power that can rotate motor, while is assigned to supply fan and exhaust fan, strengthens
The operating efficiency of clarifier, so as to solve normal air clarifier, cost is higher, operating efficiency is poor, clean-up effect is poor, enter
The flimsy problem of wind devices.
Brief description of the drawings
Fig. 1 is the utility model structure diagram；
Fig. 2 is the utility model wind guide tank structure top view；
Fig. 3 is the utility model cylindrical fan impeller structure sectional view.
In figure：1 clarifier box, 2 gas outlets, 3 protection networks, 4 air inlets, 5 screen packs, 6 motor fixing plates, 7 motors, 8
One roller bearing, 9 clutch shaft bearings, 10 formaldehyde filter screens, 11HEPA high efficiency filters plate, 12 active carbon filter nets, 13 driving gears, 14
Two bearing holes, 15 second bearings, 16 second roller bearings, 17 driven gears, 18 first angular wheels, 19 supply fans, 20 exhaust fans,
21 3rd bearing holes, 22 3rd bearings, 23 the 3rd roller bearings, 24 second angular wheels, 25 triconic gears, 26 wind guide tanks,
27 grooves, 28 fourth bearings, 29 cylindrical fan leaves, 30 the 4th angular wheels, 31 motor shields, 32 rotary shaft bearing bore, 33
Rolling bearing.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belong to the scope of the utility model protection.
Fig. 1-3 are referred to, the utility model provides a kind of technical scheme：A kind of compound self-suction type air purifier, including
Clarifier box 1, the upper surface of clarifier box 1 offer gas outlet 2, and the upper surface of clarifier box 1 is fixedly connected with motor protection
Cover 31, the inwall of gas outlet 2 is fixedly connected with protection network 3, by setting the inwall of gas outlet 2 to be fixedly connected with protection network 3, prevents
The accidental destruction that occurs when only object is close to exhaust fan 20 in clarifier operation, the lower surface of clarifier box 1 offers air inlet
4, the internal face of air inlet 4 is installed with screen pack 5, by setting the internal face of air inlet 4 to be installed with screen pack 5,
Pollutant larger in air can just be efficiently separated out before entering inside clarifier, the upper surface of clarifier box 1 is fixed
Motor fixing plate 6 is connected with, the surface of motor fixing plate 6 is installed with motor 7, and the output shaft of motor 7 is consolidated by shaft coupling
Surely the first roller bearing 8 is connected with, the surface of the first roller bearing 8 is fixedly connected with clutch shaft bearing 9, the outer ring of clutch shaft bearing 9 and purifying box
The inwall of body 1 is fixedly connected, and the inwall of clarifier box 1 has been respectively fixedly connected with except formaldehyde filter screen 10, the efficient mistakes of HEPA from bottom to top
Filter plate 11, active carbon filter net 12, except the surface of formaldehyde filter screen 10, HEPA high efficiency filters plate 11, active carbon filter net 12 is opened
Provided with rotary shaft bearing bore 32, the inwall of rotary shaft bearing bore 32 is fixedly connected with rolling bearing 33, and one end of the first roller bearing 8 is through activity
Carbon screen pack 12 is extended between active carbon filter net 12 and HEPA high efficiency filters plate 11, and the surface of the first roller bearing 8 is fixedly connected
There is driving gear 13, the surface of active carbon filter net 12 offers second bearing hole 14, and the inwall in second bearing hole 14, which is fixed, to be connected
Be connected to second bearing 15, the inner ring of second bearing 15 is fixedly connected with the second roller bearing 16, air inlet 4, supply fan 19, gas outlet 2,
The center line of the roller bearing 16 of exhaust fan 20 and second is respectively positioned on same straight line, the second roller bearing 16 extend through active carbon filter net 12,
HEPA high efficiency filters plate 11, extend to except between formaldehyde filter screen 10 and the inwall of clarifier box 1 except formaldehyde filter screen 10, the second roller bearing 16
Surface be fixedly connected with driven gear 17, driven gear 17 engages with driving gear 13, pass through set the second roller bearing 16 table
Face is fixedly connected with driven gear 17, and driven gear 17 engages with driving gear 13, the caused power that can rotate motor 7,
Supply fan 19 and exhaust fan 20 are assigned to simultaneously, enhances the operating efficiency of clarifier, the surface of the second roller bearing 16 is fixedly connected
There is the first angular wheel 18, the first angular wheel 18, which is located at, to be removed between formaldehyde filter screen 10 and HEPA high efficiency filters plate 11, the second rolling
The both ends of axle 16 are installed with supply fan 19 and exhaust fan 20 respectively, by setting the both ends of the second roller bearing 16 are fixed respectively to pacify
Equipped with supply fan 19 and exhaust fan 19, the self-priming of clarifier can be strengthened and from row's effect, while saved manufacturing cost and carried
High operating efficiency, a side surface of clarifier box 1 offer 3rd bearing hole 21, and the inwall in 3rd bearing hole 21 is fixedly connected
There is 3rd bearing 22, the inner ring of 3rd bearing 22 is fixedly connected with the 3rd roller bearing 23, and the both ends of the 3rd roller bearing 23 are fixed respectively to be connected
The second angular wheel 24 and triconic gear 25 are connected to, the second angular wheel 24 engages with the first angular wheel 18, purifying box
The surface of body 1 is fixedly connected with wind guide tank 26, and the both sides of wind guide tank 26 open up fluted 27, and the inwall of groove 27 is fixedly connected with
Fourth bearing 28, the inner ring of fourth bearing 28 is fixedly connected with cylindrical fan leaf 29, between wind guide tank 26 and clarifier box 1
Width is more than the diameter of cylindrical fan leaf 29, and the surface of cylindrical fan leaf 29 is fixedly connected with the 4th angular wheel 30, the
Four angular wheels 30 engage with triconic gear 25, by setting the inner ring of fourth bearing 28 to be fixedly connected with cylindrical fan
Leaf 29, the surface of cylindrical fan leaf 29 are fixedly connected with the 4th angular wheel 30, the 4th angular wheel 30 and triconic tooth
It the engagement of wheel 25, can effectively strengthen the self-priming effect of clarifier, the operating efficiency of clarifier be improved, so as to solve normal air
Clarifier, cost is higher, operating efficiency is poor, clean-up effect is poor, the flimsy problem of air intake equipment.
Operation principle：The power supply of motor 7 is connected, the output shaft of motor 7 drives the first roller bearing 8 to rotate by shaft coupling, and first
The rotation of roller bearing 8 drives the driving gear 13 being fixedly connected on the first roller bearing 8 to rotate, and driving gear 13 engages driven gear 17
The second roller bearing 16 is driven to rotate, the rotation of the second roller bearing 16 drives supply fan 19, the angular wheel 18 of exhaust fan 20 and first respectively
Synchronous axial system, the first angular wheel 18 engage the second angular wheel 24 and drive the 3rd roller bearing 23 to rotate, the rotation of the 3rd roller bearing 23
Triconic gear 25 is driven to rotate, triconic gear 25 engages the 4th angular wheel 30, drives cylindrical fan leaf 29 to exist
Rotated in wind guide tank 26, the rotation of cylindrical fan leaf 29 can accelerate extraneous air water conservancy diversion to flow to air inlet 4, and air is from air inlet
Mouthfuls 4 by the inside that are rotated into clarifier box 1 of the screen pack 5 by supply fan 19, then successively by formaldehyde filter screen 10,
HEPA high efficiency filters plate 11, active carbon filter net 12 are discharged the air after purification from device by the rotation of exhaust fan 20.
In summary, compound self-suction type air purifier, by setting the inner ring of fourth bearing 28 to be fixedly connected with circle
Cylindrical fan leaf 29, the surface of cylindrical fan leaf 29 are fixedly connected with the 4th angular wheel 30, the 4th angular wheel 30 and
Triconic gear 25 engages, and can effectively strengthen the self-priming effect of clarifier, improves the operating efficiency of clarifier, while using same
One power source, the cost of manufacture can be effectively reduced, by setting the both ends of the second roller bearing 16 to be installed with supply fan respectively
19 and exhaust fan 20, the self-priming of clarifier can be strengthened and from row's effect, while saved manufacturing cost and improved work effect
Rate, by setting the internal face of air inlet 4 to be installed with screen pack 5, pollutant larger in air can entered purification
Just efficiently separated out before inside device, by setting the inwall of gas outlet 2 to be fixedly connected with protection network 3, prevent clarifier from running
The accidental destruction occurred when middle object is close to exhaust fan 20, by setting the surface of the second roller bearing 16 to be fixedly connected with driven gear
17, driven gear 17 engages with driving gear 13, the caused power that can rotate motor 7, while is assigned to the He of supply fan 19
Exhaust fan 20, the operating efficiency of clarifier is enhanced, so as to solve normal air clarifier, cost is higher, operating efficiency is poor,
Clean-up effect is poor, the flimsy problem of air intake equipment.
It should be noted that herein, such as first and second or the like relational terms are used merely to a reality
Body or operation make a distinction with another entity or operation, and not necessarily require or imply and deposited between these entities or operation
In any this actual relation or order.Moreover, term " comprising ", "comprising" or its any other variant are intended to
Nonexcludability includes, so that process, method, article or equipment including a series of elements not only will including those
Element, but also the other element including being not expressly set out, or it is this process, method, article or equipment also to include
Intrinsic key element.
While there has been shown and described that embodiment of the present utility model, for the ordinary skill in the art,
It is appreciated that these embodiments can be carried out with a variety of changes in the case where not departing from principle of the present utility model and spirit, repaiied
Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.
Claims (6)
1. a kind of compound self-suction type air purifier, including clarifier box (1), it is characterised in that：The clarifier box (1) it is upper
Surface offers gas outlet (2), and the inwall of the gas outlet (2) is fixedly connected with protection network (3), the clarifier box (1)
Lower surface offers air inlet (4), and the internal face of the air inlet (4) is installed with screen pack (5), the clarifier box
(1) upper surface is fixedly connected with motor fixing plate (6), and the surface of the motor fixing plate (6) is installed with motor (7),
The output shaft of the motor (7) is fixedly connected with the first roller bearing (8) by shaft coupling, and the surface of first roller bearing (8) is fixed
Clutch shaft bearing (9) is connected with, the outer ring of the clutch shaft bearing (9) is fixedly connected with clarifier box (1) inwall, the clarifier box
(1) inwall has been respectively fixedly connected with except formaldehyde filter screen (10), HEPA high efficiency filters plate (11), active carbon filter net from bottom to top
(12), one end of first roller bearing (8) through active carbon filter net (12) and extends to active carbon filter net (12) and HEPA
Between high efficiency filter plate (11), the surface of first roller bearing (8) is fixedly connected with driving gear (13), the active carbon filtration
The surface of net (12) offers second bearing hole (14), and the inwall of the second bearing hole (14) is fixedly connected with second bearing
(15), the inner ring of the second bearing (15) is fixedly connected with the second roller bearing (16), and second roller bearing (16) extends through work
Property carbon screen pack (12), HEPA high efficiency filters plate (11), extend to except formaldehyde filter screen (10) and purifying box except formaldehyde filter screen (10)
Between body (1) inwall, the surface of second roller bearing (16) is fixedly connected with driven gear (17), the driven gear (17) with
Driving gear (13) engages, and the surface of second roller bearing (16) is fixedly connected with the first angular wheel (18), second rolling
The both ends of axle (16) are installed with supply fan (19) and exhaust fan (20) respectively, and a side surface of the clarifier box (1) is opened
Provided with 3rd bearing hole (21), the inwall of the 3rd bearing hole (21) is fixedly connected with 3rd bearing (22), the 3rd axle
The inner ring for holding (22) is fixedly connected with the 3rd roller bearing (23), and the both ends of the 3rd roller bearing (23) have been respectively fixedly connected with the second cone
Shape gear (24) and triconic gear (25), second angular wheel (24) is engaged with the first angular wheel (18), described
The surface of clarifier box (1) is fixedly connected with wind guide tank (26), and wind guide tank (26) both sides open up fluted (27), described
The inwall of groove (27) is fixedly connected with fourth bearing (28), and the inner ring of the fourth bearing (28) is fixedly connected with cylindrical wind
Flabellum (29), the surface of the cylindrical fan leaf (29) are fixedly connected with the 4th angular wheel (30), the 4th conical tooth
Wheel (30) engages with triconic gear (25).
A kind of 2. compound self-suction type air purifier according to claim 1, it is characterised in that：The clarifier box (1)
Upper surface be fixedly connected with motor shield (31).
A kind of 3. compound self-suction type air purifier according to claim 1, it is characterised in that：It is described to remove formaldehyde filter screen
(10), HEPA high efficiency filters plate (11), the surface of active carbon filter net (12) offer rotary shaft bearing bore (32), the rotation
The inwall of bearing hole (32) is fixedly connected with rolling bearing (33).
A kind of 4. compound self-suction type air purifier according to claim 1, it is characterised in that：The air inlet (4), enter
The center line that gas fans (19), gas outlet (2), exhaust fan (20) and the second roller bearing (16) is respectively positioned on same straight line.
A kind of 5. compound self-suction type air purifier according to claim 1, it is characterised in that：The wind guide tank (26) with
Width between clarifier box (1) is more than the diameter of cylindrical fan leaf (29).
A kind of 6. compound self-suction type air purifier according to claim 1, it is characterised in that：First angular wheel
(18) it is located at and removes between formaldehyde filter screen (10) and HEPA high efficiency filters plate (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720800176.4U CN206996128U (en) | 2017-07-04 | 2017-07-04 | A kind of compound self-suction type air purifier |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720800176.4U CN206996128U (en) | 2017-07-04 | 2017-07-04 | A kind of compound self-suction type air purifier |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206996128U true CN206996128U (en) | 2018-02-13 |
Family
ID=61452176
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720800176.4U Expired - Fee Related CN206996128U (en) | 2017-07-04 | 2017-07-04 | A kind of compound self-suction type air purifier |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206996128U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110152410A (en) * | 2018-02-24 | 2019-08-23 | 蒋国平 | A kind of spray painting of kitchen ventilator workpiece is with removing paint mist purifying means |
| CN111397074A (en) * | 2020-05-11 | 2020-07-10 | 上海雅珂贸易有限公司 | A new trend equipment for indoor formaldehyde is got rid of |
| CN112097121A (en) * | 2020-08-17 | 2020-12-18 | 江西省天然气集团有限公司 | Natural gas monitoring device for natural gas station and using method thereof |
-
2017
- 2017-07-04 CN CN201720800176.4U patent/CN206996128U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110152410A (en) * | 2018-02-24 | 2019-08-23 | 蒋国平 | A kind of spray painting of kitchen ventilator workpiece is with removing paint mist purifying means |
| CN111397074A (en) * | 2020-05-11 | 2020-07-10 | 上海雅珂贸易有限公司 | A new trend equipment for indoor formaldehyde is got rid of |
| CN112097121A (en) * | 2020-08-17 | 2020-12-18 | 江西省天然气集团有限公司 | Natural gas monitoring device for natural gas station and using method thereof |
| CN112097121B (en) * | 2020-08-17 | 2022-07-05 | 江西省天然气集团有限公司 | Natural gas monitoring devices for natural gas filling station |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180213 |
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| CF01 | Termination of patent right due to non-payment of annual fee |