CN209445573U - Air cleaning component under Internet of Things - Google Patents
Air cleaning component under Internet of Things Download PDFInfo
- Publication number
- CN209445573U CN209445573U CN201822014666.9U CN201822014666U CN209445573U CN 209445573 U CN209445573 U CN 209445573U CN 201822014666 U CN201822014666 U CN 201822014666U CN 209445573 U CN209445573 U CN 209445573U
- Authority
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- China
- Prior art keywords
- bottom plate
- bead shape
- round bead
- change
- component
- 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
Links
- 238000004140 cleaning Methods 0.000 title claims abstract description 18
- 239000011324 bead Substances 0.000 claims abstract description 51
- 230000008878 coupling Effects 0.000 claims abstract description 40
- 238000010168 coupling process Methods 0.000 claims abstract description 40
- 238000005859 coupling reaction Methods 0.000 claims abstract description 40
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims abstract description 26
- 230000007704 transition Effects 0.000 claims abstract description 8
- 238000004887 air purification Methods 0.000 claims description 10
- QJVKUMXDEUEQLH-UHFFFAOYSA-N [B].[Fe].[Nd] Chemical compound [B].[Fe].[Nd] QJVKUMXDEUEQLH-UHFFFAOYSA-N 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 3
- 229910001172 neodymium magnet Inorganic materials 0.000 claims description 3
- 230000003014 reinforcing effect Effects 0.000 claims 1
- 230000007547 defect Effects 0.000 abstract description 3
- 238000012423 maintenance Methods 0.000 abstract description 2
- 101150112582 dad2 gene Proteins 0.000 description 11
- 238000005192 partition Methods 0.000 description 10
- 102100039104 Dolichyl-diphosphooligosaccharide-protein glycosyltransferase subunit DAD1 Human genes 0.000 description 9
- 101000884921 Homo sapiens Dolichyl-diphosphooligosaccharide-protein glycosyltransferase subunit DAD1 Proteins 0.000 description 9
- 238000001914 filtration Methods 0.000 description 9
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 8
- 241001417527 Pempheridae Species 0.000 description 6
- 230000000694 effects Effects 0.000 description 6
- 229910052742 iron Inorganic materials 0.000 description 4
- 230000001681 protective effect Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- 102000016938 Catalase Human genes 0.000 description 2
- 108010053835 Catalase Proteins 0.000 description 2
- 150000001450 anions Chemical class 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- 239000003205 fragrance Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000505 pernicious effect Effects 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
Landscapes
- Disinfection, Sterilisation Or Deodorisation Of Air (AREA)
Abstract
Air cleaning component under a kind of Internet of Things, pedestal upper end are fixed with the structure of bottom plate are as follows: the pedestal and bottom plate are rectangular-shape, and the pedestal upper end is connected by the bottom wall of transition piece and bottom plate；The transition piece includes Coupling, round bead shape column and positioning device；Coupling is connected in the bottom wall of bottom plate；Round bead shape column is connected in positioning device；The bottom wall of positioning device is fixed on the pedestal upper end；The bottom wall of Coupling is provided with segment shaped opening, and ball missing shape opening is socketed in the top of round bead shape column and is pivotally connected with round bead shape column；Prior art insole board only holding level is effectively prevented without the defect for changing the performance of different gradient, being unfavorable for maintenance and safeguarding.
Description
Technical field
The utility model relates to internet of things field, and in particular to air cleaning component under a kind of Internet of Things.
Background technique
Traditional air cleaning facility, intelligence degree is low, and structure is simple, inhales when in use to the miscellaneous dirt in air
Attached ability is weaker, is not durable；Meanwhile traditional air cleaning facility, it is merely able to simply filter the air, it is functional single
One the practicability is poor.
Just having after improvement such as is " 2018.03.09 " and proprietary term application No. is " 201820329156.8 ", the applying date
A kind of referred to as Internet of Things intelligent air purification device described in " Internet of Things intelligent air purification device "；
The Internet of Things intelligent air purification device, including shell, bottom plate and base plate, the pedestal upper end are fixed with bottom
Plate is fixed with shell among the bottom plate upper end, is equipped with partition among the enclosure interior, the partition lower left is equipped with
Air inlet, the air inlet outside are equipped with shutter, the first iron wire protective net are equipped with inside the air inlet, and the air inlet is right
End is connect with air pump, and the air pump right end is connect with baffle, and filtration channel is equipped on the right side of the baffle, described to be filtered through inside
Equipped with several filter layers, the filtration channel right end is connected to by the circulation through-hole on the right side of partition with partition upper end, the partition
The first driving motor is fixed among top, the output end of first driving motor is fixedly connected with fan blade, described
It is fixed with humidifier on the left of first driving motor, is equipped with anion generator, the shell on the right side of first driving motor
Temperature inductor is equipped on the left of inner upper, the enclosure interior upper right is equipped with humidity sensor, and the housing tip is set
There are several gas vents for exhaust.
Several idler wheels are equipped at left and right sides of the chassis interior lower end, the idler wheel is fixedly connected by shaft, and described turn
It is fixed with first gear on axis, the driving device of driving first gear is equipped on the left of the chassis interior.
The driving device includes the second driving motor, and second driving motor is fixedly mounted on the left of chassis interior,
The output end of second driving motor is fixedly connected with second gear, and the first gear engages connection with second gear.
Intermediate below the pedestal to be additionally provided with clearing apparatus, the clearing apparatus includes brush sweeper and garbage collection box,
Among the brush sweeper is fixed above shaft, garbage collection box is equipped with above the brush sweeper, the rubbish is received
Header is located at chassis interior, and the garbage collection box is slidably connected with pedestal.
Control cabinet is additionally provided on the right side of the chassis interior, temperature information receives module and wireless transmitter module.
Filtering film layer, active carbon layer, light catalase layer and fragrance pad are from left to right successively arranged inside the filtration channel.
The second iron wire protective net is equipped with below the gas vent of the housing tip.
Module and wireless transmitter module are received by the control cabinet, the temperature information that are equipped with, control equipment realization pair can be passed through
The real-time grasp of indoor air quality, and real-time control can be carried out to cleaning equipment according to actual air mass situation, it realizes high
The air purification effect of effect；By the clearing apparatus being equipped with, ground cleaning can be cleaned while purifying air, it is practical
Effect is good；By the filtration channel being equipped with, purification, filter effect effectively can be filtered to the pernicious gas in air
It is good；The utility model product, structure is simple, vdiverse in function, practical, can effectively purify to air, and can
Air is monitored in real time, guarantees clean-up effect, is conducive to promote.
The pedestal upper end is fixed with the structure of bottom plate are as follows: the pedestal and bottom plate are rectangular-shape, described at present
Pedestal upper end is fixed with bottom plate and often welds, coheres or rivet to fix, and bottom plate only keeps level, without changing
The performance of different gradient, in addition, bottom plate natively without movable structure, is so just unfavorable for repairing and safeguard.
Summary of the invention
To solve the above problems, the utility model provides air cleaning component under a kind of Internet of Things, effectively prevent
Prior art insole board only holding level is without the side for changing the performance of different gradient, being unfavorable for maintenance and safeguarding
The defect of method.
In order to overcome the shortcomings in the prior art, the utility model provides air cleaning component under a kind of Internet of Things
Solution, specific as follows:
Air cleaning component under a kind of Internet of Things, including Internet of Things intelligent air purification device；
The Internet of Things intelligent air purification device, including bottom plate and base plate, the pedestal upper end are fixed with bottom plate；
The pedestal upper end is fixed with the structure of bottom plate are as follows: the pedestal and bottom plate are rectangular-shape, the pedestal
Upper end is connected by the bottom wall of transition piece and bottom plate；
The transition piece includes Coupling A1, round bead shape column BZO and positioning device CZ0；Coupling A1 is connected in bottom
The bottom wall of plate AZO；Round bead shape column BZO is connected on positioning device CZ0；The bottom wall of positioning device CZ0 is fixed on the bottom
Seat upper end；The bottom wall of Coupling A1 is provided with segment shaped opening, and ball missing shape opening is socketed in the top of round bead shape column BZO simultaneously
It is pivotally connected with round bead shape column BZO.
The Coupling A1 and round bead shape column BZO is magnet, the Coupling A1 and round bead shape column BZO
Material be neodymium iron boron.
The positioning device CZ0 includes assembling slice C1 and vertical bar C2, and vertical bar C2 phase is connected on assembling slice C1, round bead shape
Column BZO is connected on vertical bar C2；Vertical bar is given with bottom plate AZO for round bead shape column BZO and is propped up, in addition vertical bar
What C2 can be decomposed is connected on assembling slice C1.
It is equipped between the vertical bar C2 and round bead shape column BZO and props up plate 321, propped up plate 321 and be used to prop up round bead shape
Column BZO.
It is additionally provided on the bottom plate AZO and changes equipment DZ0, changing equipment DZ0 includes several being located at changing for Coupling periphery
Become and use component DZ0, several change component DZ0 are used to change the vertical position of bottom plate AZO.
The change component DZ0 further includes one D1 of change component, screw DA2 and sheet stiffening piece DA3；
Change is located on the bottom wall of bottom plate AZO with one DA1 of component and change is screwed on one DA1 of component with screw DA2；Spiral shell
Nail DA2 is spirally connected through stiffening piece DA3 and with stiffening piece DA3；The vertical position of stiffening piece DA3 is constant；
The number of screw DA2 is two pairs, and changing with the number of one DA1 of component is two pairs, screw DA2 and change component one
DA1 is respectively arranged on four vertex of stiffening piece DA3 and four vertex of bottom plate AZO.
One DA1 of change component includes one DAA1 of revolving support, positioning table DAA2 and screw DAA3；Revolving support one
DAA1 is set under bottom plate AZO, and one DAA1 of revolving support is embedded positioning table DAA2, and in addition one DAA1 of revolving support can draw positioning
Platform DAA2 turn；Screw DAA3 is set to the bottom wall of positioning table DAA2.The change component further includes two DA4 of change component；
Two DA4 of change component includes two DAD1 of pivoting support and lead screw DAD2；Two DAD1 of pivoting support is located at silk
On thick stick DAD2；Lead screw DAD2 is located on two DAD1 of pivoting support, and in addition two DAD1 of pivoting support can traction table lead screw DAD2 turn；Silk
Thick stick DAD2 connects with screw DAA3.
The utility model has the following beneficial effects:
It given via round bead shape column BZO and plate Coupling A1 and props up performance and multi-radian turn performance, changed and set
Standby DZ0 each position can be assembled to there are also sheet assembling slice C1 to the change of bottom plate vertical position come overcome current bottom plate AZ0 without
Method arbitrarily changes radian.
Detailed description of the invention
Fig. 1 is the bottom plate connection schematic diagram of the utility model；
Fig. 2 is the structure chart of the change component one of the utility model；
Fig. 3 is the structure chart of the change component two of the utility model；
Fig. 4 is the part-structure figure of the utility model.
Specific embodiment
The utility model is described further below in conjunction with drawings and examples.
As Figure 1-Figure 4, air cleaning component under Internet of Things, including such as application No. is " 201820329156.8 ",
The applying date is " 2018.03.09 " and patent name is Internet of Things intelligence described in " a kind of Internet of Things intelligent air purification device "
It can air cleaning facility；
The Internet of Things intelligent air purification device, including shell, bottom plate and base plate, the pedestal upper end are fixed with bottom
Plate；It is fixed with shell among the bottom plate upper end, is equipped with partition among the enclosure interior, the partition lower left is equipped with
Air inlet, the air inlet outside are equipped with shutter, the first iron wire protective net are equipped with inside the air inlet, and the air inlet is right
End is connect with air pump, and the air pump right end is connect with baffle, and filtration channel is equipped on the right side of the baffle, described to be filtered through inside
Equipped with several filter layers, the filtration channel right end is connected to by the circulation through-hole on the right side of partition with partition upper end, the partition
The first driving motor is fixed among top, the output end of first driving motor is fixedly connected with fan blade, described
It is fixed with humidifier on the left of first driving motor, is equipped with anion generator, the shell on the right side of first driving motor
Temperature inductor is equipped on the left of inner upper, the enclosure interior upper right is equipped with humidity sensor, and the housing tip is set
There are several gas vents for exhaust.
Several idler wheels are equipped at left and right sides of the chassis interior lower end, the idler wheel is fixedly connected by shaft, and described turn
It is fixed with first gear on axis, the driving device of driving first gear is equipped on the left of the chassis interior.
The driving device includes the second driving motor, and second driving motor is fixedly mounted on the left of chassis interior,
The output end of second driving motor is fixedly connected with second gear, and the first gear engages connection with second gear.
Intermediate below the pedestal to be additionally provided with clearing apparatus, the clearing apparatus includes brush sweeper and garbage collection box,
Among the brush sweeper is fixed above shaft, garbage collection box is equipped with above the brush sweeper, the rubbish is received
Header is located at chassis interior, and the garbage collection box is slidably connected with pedestal.
Control cabinet is additionally provided on the right side of the chassis interior, temperature information receives module and wireless transmitter module.
Filtering film layer, active carbon layer, light catalase layer and fragrance pad are from left to right successively arranged inside the filtration channel.
The second iron wire protective net is equipped with below the gas vent of the housing tip.
The pedestal upper end is fixed with the structure of bottom plate are as follows: the pedestal and bottom plate are rectangular-shape, the pedestal
Upper end is connected by the bottom wall of transition piece and bottom plate；It is given via round bead shape column BZO and plate Coupling A1 and props up performance
With multi-radian turn performance, change equipment DZ0 to the change of bottom plate vertical position there are also sheet assembling slice C1 can be assembled to it is each
Position overcomes the current bottom plate AZ0 can not arbitrarily to change radian.
The transition piece includes Coupling A1, round bead shape column BZO and positioning device CZ0；Coupling A1 is connected in bottom
The bottom wall of plate AZO；Round bead shape column BZO is connected on positioning device CZ0；The bottom wall of positioning device CZ0 is fixed on the bottom
Seat upper end；The bottom wall of Coupling A1 is provided with segment shaped opening, and ball missing shape opening is socketed in the top of round bead shape column BZO simultaneously
It is pivotally connected with round bead shape column BZO.
Via utilization Coupling A1 with the pivot joint between round bead shape column BZO, the ball missing shape that the bottom wall of Coupling A1 is provided with
Opening is socketed in the top of round bead shape column BZO, allows Coupling A1 with further firm, the circle that is connected between round bead shape column BZO
Pearl column BZO firm well can prop up bottom plate AZO.
It is socketed via Coupling A1 with the top of round bead shape column BZO, bottom plate AZO can be grasped with the various radians of turn
Author can rely on its demand turn Coupling A1 when using, and realize turn to institute's palpus radian, such connected framework with this
The change dynamics of radian is allowed to be greatly improved.
The shape of the Coupling A1 is rectangular-shape.
The Coupling A1 and round bead shape column BZO is magnet, the Coupling A1 and round bead shape column BZO
Material be neodymium iron boron.Coupling A1 and round bead shape column can be improved in the Coupling A1 and round bead shape column BZO of magnet state
In addition binding force between shape body BZO also can be very good to prop up bottom plate AZO execution turn.
Positioning device CZ0 is just that bottom plate AZO, Coupling A1, round bead shape column BZO give and good prop up performance.
The positioning device CZ0 includes assembling slice C1 and column vertical bar C2, and vertical bar C2 phase is connected on assembling slice C1, dress
The pedestal upper end is screwed into piece；Round bead shape column BZO is connected on vertical bar C2；Vertical bar is round bead shape column
BZO gives with bottom plate AZO and props up, and what in addition vertical bar C2 can be decomposed is connected on assembling slice C1.
The vertical bar C2 can be connected with assembling slice C1 with screw connection manner.
Assembling slice C1 in the positioning device and vertical bar C2 are the key that bottom plate is connected positioning device in framework, can
Only with assembling slice C1 and vertical bar C2 positioning plate AZO.
Assembling slice C1 is first positioned at appropriate place, then one vertical bar C2 with round bead shape column BZO in opposite directions
It is fixed on assembling slice C1；Round bead shape column BZO is allowed to be pivotally connected with Coupling A1, since Coupling A1 is one with bottom plate AZO
Change connection, then slowly turn turns bottom plate AZO and can draw Coupling A1 in round bead shape column BZO wall surface turn, magnet
The pivot joint of the Coupling A1 and round bead shape column BZO of style can prop up bottom plate.
Vertical bar C2 be positioned at assembling slice C1 it is intermediate where, then allow assembling slice C1 stress equalization.
It is equipped between the vertical bar C2 and round bead shape column BZO and props up plate 321, propped up plate 321 and be used to prop up round bead shape
Column BZO increases round bead shape column BZO and is carried on the stress area range on vertical bar C2 after hinged with Coupling A1.
It is additionally provided on the bottom plate AZO and changes equipment DZ0, changing equipment DZ0 includes several being located at changing for Coupling periphery
Become and use component DZ0, several change component DZ0 are used to change the vertical position of bottom plate AZO.Specifically, in bottom plate AZO turn
To institute's palpus place, change can be changed with component under the premise of Coupling A1 and round bead shape column BZO changes radian
The radian of bottom plate AZO, so more precisely.
The number of change component is two pairs, is respectively arranged on where two opposite vertexes of bottom plate AZO, and such framework can be with
The radian of balanced variation bottom plate AZO.
The change component DZ0 further includes one D1 of change component, screw DA2 and sheet stiffening piece DA3；
Change is located on the bottom wall of bottom plate AZO with one DA1 of component and change is screwed on one DA1 of component with screw DA2；Spiral shell
Nail DA2 is spirally connected through stiffening piece DA3 and with stiffening piece DA3；The vertical position of stiffening piece DA3 is constant；
The number of screw DA2 is two pairs, and changing with the number of one DA1 of component is two pairs, screw DA2 and change component one
DA1 is respectively arranged on four vertex of stiffening piece DA3 and four vertex of bottom plate AZO.
The middle position of the stiffening piece DA3 is connected with vertical bar C2, and the edge of stiffening piece DA3 is spirally connected several screw DA2,
Change after radian appropriate in bottom plate AZO via Coupling A1 and round bead shape column BZO, change is with component just then the bottom of
Plate AZO is adjusted and is stablized, and when screw DA2 turn to appropriate place, change is spirally connected with one DA1 of component and screw DA2, this phase
Between, stiffening piece DA3 achievees the effect that prop up screw DA2.
One DA1 of change component includes one DAA1 of revolving support, bulk positioning table DAA2 and screw DAA3；Revolution branch
A DAA1 is supportted under bottom plate AZO, one DAA1 of revolving support is embedded positioning table DAA2, and in addition one DAA1 of revolving support can be drawn
Positioning table DAA2 turn；Screw DAA3 is set to the bottom wall of positioning table DAA2.One DAA1 of revolving support can in conjunction with Coupling A1 and
The turn of round bead shape column BZO moves towards turn towards each, and positioning table DAA2 is screw DAA3 with one DAA1 of revolving support
Be connected framework, and positioning table DAA2 is embedded at one DAA1 of revolving support, fixed when one DAA1 one way or another turn of revolving support
Position platform DAA2 also draws screw DAA3 one way or another turn.Specifically, screw DAA3 can be glutinous via seccotine and positioning table
Knot, the defect of radian can not be changed by preferably avoiding current bottom plate.
The change component further includes two DA4 of change component；
Two DA4 of change component includes two DAD1 of pivoting support and lead screw DAD2；Two DAD1 of pivoting support is located at silk
On thick stick DAD2；Lead screw DAD2 is located on two DAD1 of pivoting support, and in addition two DAD1 of pivoting support can traction table lead screw DAD2 turn；Silk
Thick stick DAD2 connects with screw DAA3.
The number of the lead screw DAD2 is two pairs, and the number of two DAD1 of pivoting support is two pairs.
The utility model is indicated in a manner of being illustrated with embodiment above, those skilled in the art should manage
Solution, the present disclosure is not limited to embodiments indicated above, without departing from the scope of the utility model, can make various
Variation changes and replaces.
Claims (5)
1. air cleaning component under a kind of Internet of Things, which is characterized in that including Internet of Things intelligent air purification device；
The Internet of Things intelligent air purification device, including bottom plate and base plate, the pedestal upper end are fixed with bottom plate；
The pedestal upper end is fixed with the structure of bottom plate are as follows: the pedestal and bottom plate are rectangular-shape, the pedestal upper end
It is connected by the bottom wall of transition piece and bottom plate；
The transition piece includes Coupling, round bead shape column and positioning device；Coupling is connected in the bottom wall of bottom plate；Round bead shape
Column is connected in positioning device；The bottom wall of positioning device is fixed on the pedestal upper end；The bottom wall of Coupling is provided with segment
Shaped opening, ball missing shape opening are socketed in the top of round bead shape column and are pivotally connected with round bead shape column.
2. air cleaning component under Internet of Things according to claim 1, which is characterized in that the Coupling and round bead shape
Column is magnet, and the material of the Coupling and round bead shape column is neodymium iron boron.
3. air cleaning component under Internet of Things according to claim 1, which is characterized in that the positioning device includes dress
With piece and vertical bar, vertical bar is mutually connected on assembling slice, and round bead shape column is connected in vertical bar；Vertical bar is round bead shape column
Shape body is given with bottom plate to be propped up, and what in addition vertical bar can decompose is connected on assembling slice.
4. air cleaning component under Internet of Things according to claim 3, which is characterized in that the vertical bar and round bead shape
It is equipped between column and props up plate, propped up plate and be used to prop up round bead shape column；
Variation equipment is additionally provided on the bottom plate, changing equipment includes several change components for being located at Coupling periphery, several
Change component is used to change the vertical position of bottom plate.
5. air cleaning component under Internet of Things according to claim 4, which is characterized in that the change is also wrapped with component
Include change component one, screw and stiffening piece；
Change component one be located on the bottom wall of bottom plate and change with component screw is screwed on together；Screw is through stiffening piece and same
Stiffening piece is spirally connected；The vertical position of stiffening piece is constant；
The number of screw is two pairs, and changing with the number of component one is two pairs, and screw and change component one are respectively arranged on reinforcing
On four vertex of piece and four vertex of bottom plate；
Described change with component one includes revolving support one, positioning table and screw；Revolving support one is set under bottom plate, revolving support
One is embedded positioning table, and in addition revolving support one can draw positioning table turn；Screw is set to the bottom wall of positioning table, and the change is used
Component further includes change component two；
Described change with component two includes pivoting support two and lead screw；Pivoting support two is located on lead screw；Lead screw is located at revolution branch
It holds on two, in addition pivoting support two can traction table lead screw turn；Lead screw connects with screw silk.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822014666.9U CN209445573U (en) | 2018-12-03 | 2018-12-03 | Air cleaning component under Internet of Things |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822014666.9U CN209445573U (en) | 2018-12-03 | 2018-12-03 | Air cleaning component under Internet of Things |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209445573U true CN209445573U (en) | 2019-09-27 |
Family
ID=68013300
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822014666.9U Expired - Fee Related CN209445573U (en) | 2018-12-03 | 2018-12-03 | Air cleaning component under Internet of Things |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209445573U (en) |
-
2018
- 2018-12-03 CN CN201822014666.9U patent/CN209445573U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190927 |