CN213686605U - Street lamp capable of adjusting lamp light angle for traffic engineering - Google Patents
Street lamp capable of adjusting lamp light angle for traffic engineering Download PDFInfo
- Publication number
- CN213686605U CN213686605U CN202022771441.5U CN202022771441U CN213686605U CN 213686605 U CN213686605 U CN 213686605U CN 202022771441 U CN202022771441 U CN 202022771441U CN 213686605 U CN213686605 U CN 213686605U
- Authority
- CN
- China
- Prior art keywords
- lamp
- fixedly connected
- traffic engineering
- shell
- drives
- 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
- 230000005540 biological transmission Effects 0.000 claims abstract description 31
- 239000000428 dust Substances 0.000 claims description 30
- 230000017525 heat dissipation Effects 0.000 claims description 10
- 230000002787 reinforcement Effects 0.000 claims 2
- 238000005286 illumination Methods 0.000 abstract description 24
- 238000009434 installation Methods 0.000 abstract description 21
- 230000033228 biological regulation Effects 0.000 abstract description 5
- 230000003014 reinforcing effect Effects 0.000 description 6
- 230000006978 adaptation Effects 0.000 description 3
- 230000002035 prolonged effect Effects 0.000 description 3
- 241001465382 Physalis alkekengi Species 0.000 description 2
- 230000008602 contraction Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
- Y02B20/72—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps in street lighting
Landscapes
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Abstract
The utility model relates to a traffic engineering technical field just discloses a traffic engineering is with street lamp of adjustable lamp angle, including the lamp stand. This street lamp of adjustable light angle for traffic engineering, the flexible link that drives of output through the push rod motor removes, make the link drive the installation pipe with use the erection column to swing as the centre of a circle, the installation pipe drives light source through the lamp shade and swings, the rotatory bevel gear group that drives of output through driving motor rotates, make bevel gear group drive transmission shaft rotate, the transmission shaft drives the rotor plate and rotates, the rotor plate drives the driving plate through connecting seat and arc even board and swings, the driving plate drives the body and swings, the body drives light source through installation pipe and lamp shade and swings, the regulation to light source illumination angle has been realized, make the user adjust light source's illumination angle according to the user demand, user's use has been made things convenient for.
Description
Technical Field
The utility model relates to a traffic engineering technical field specifically is a traffic engineering is with street lamp of adjustable lamp light angle.
Background
The street lamp indicates to provide the lamps and lanterns of illumination function for the road, generally indicates the lamps and lanterns in the road surface illumination zone in the traffic lighting, and the street lamp is widely used in various places that need the illumination, need erect many street lamps in traffic engineering construction, but the street lamp under the prior art is fixed structure mostly, generally can only provide the illumination of single angle, can not adjust the angle of illumination of street lamp, can't satisfy people to the demand of shining of each angle.
For example, chinese patent application nos.: CN210979599U provides a street lamp with adjustable lighting angle for traffic engineering, which is basically described as follows: the utility model realizes the adjustment of the horizontal direction of the light source irradiation angle by the cooperation of the spring through pulling the push rod on the light source by the rolling rope, meets the adjustment requirement of people on the light source illumination angle under the specific environment, and is convenient for the use of users; however, the utility model discloses a mode through manual regulation adjusts the illumination angle of street lamp, and it is comparatively troublesome to use, has reduced work efficiency.
Therefore, the inventor provides a street lamp with adjustable lamp angle for traffic engineering with the experience of design development and actual manufacturing abundant in the related industry for many years, and researches and improves the existing structure and defects, so as to achieve the purpose of higher practical value.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
Not enough to prior art, the utility model provides a traffic engineering is with street lamp of adjustable light angle has solved the problem that proposes in the above-mentioned background art.
(II) technical scheme
In order to achieve the above object, the utility model provides a following technical scheme: a street lamp with adjustable lighting angle for traffic engineering comprises a lamp holder, wherein a lamp post is fixedly connected to the middle of the upper surface of the lamp holder, a first shell is arranged at the top end of the lamp post, a tube body is rotatably connected to the middle of the left inner wall and the right inner wall of the first shell, a limiting block is fixedly connected to the middle of the outer surface of the tube body, an installation post is fixedly connected to the right side of the inner wall of the tube body, an installation tube is sleeved at the middle of the outer surface of the installation post, a lamp shade is fixedly connected to the bottom end of the installation tube, a lighting source is arranged inside the lamp shade, a connecting frame is fixedly connected to the top of the outer surface of the installation tube, an installation disc is fixedly connected to the middle of the inner wall of the tube body, a push rod motor is arranged at the middle of the right side of the installation disc, the output end, the left side of the outer surface of the pipe body is fixedly connected with a transmission plate, the middle parts of the inner wall of the front side and the inner wall of the rear side of the transmission plate are provided with connecting columns, the left side of the upper surface of the first shell is rotatably connected with a transmission shaft, the bottom of the outer surface of the transmission shaft is sleeved with a bevel gear set, the right side of the transmission shaft is provided with a driving motor, the output end of the driving motor is fixedly connected with the middle part of the right side surface of the bevel gear set, the top end of the transmission shaft is fixedly connected with a rotating plate, the right side of the upper surface of the rotating plate is fixedly connected with a connecting seat, the middle part of the outer surface of the connecting seat is sleeved with an arc connecting plate, the left side of the outer side surface of the arc connecting plate is rotatably connected with the middle part of the outer surface of the connecting columns, the inboard of collar inner wall is provided with the heat dissipation fan, the outside of collar inner wall is provided with the dust cover, the inside of dust cover is provided with the dust layer.
Preferably, the inner wall at the top of the first shell and the middle part of the inner wall at the bottom of the first shell are both provided with a limiting groove, and the width of the limiting groove is matched with the width of the limiting block.
Preferably, a through groove is formed in the left side of the upper surface of the first shell, and the width of the through groove is matched with the width of the transmission plate.
Preferably, the middle part of the outer side surface of the arc connecting plate is provided with a guide groove, and the width of the guide groove is matched with the outer diameter of the middle part of the outer surface of the connecting seat.
Preferably, the bottom of the right side surface of the mounting plate is fixedly connected with reinforcing blocks, and the number of the reinforcing blocks is three.
Preferably, the interior of the dustproof layer is provided with a plurality of groups of dustproof nets, and the aperture of the dustproof nets is reduced from outside to inside in sequence.
(III) advantageous effects
Compared with the prior art, the utility model provides a traffic engineering is with street lamp of adjustable light angle possesses following beneficial effect:
1. this street lamp of adjustable light angle for traffic engineering, the flexible link that drives of output through the push rod motor removes, make the link drive the installation pipe and use the erection column to swing as the centre of a circle, the installation pipe drives light source through the lamp shade and swings, the rotatory bevel gear group that drives of output through driving motor rotates, make bevel gear group drive transmission shaft rotate, the transmission shaft drives the rotor plate and rotates, the rotor plate drives the driving plate through connecting seat and arc even board and swings, the driving plate drives the body and swings, the body drives light source through installation pipe and lamp shade and swings, the regulation to light source illumination angle has been realized, make the user adjust light source's illumination angle according to the user demand, user's use has been made things convenient for.
2. This street lamp of adjustable light angle for traffic engineering has realized the heat dissipation to driving motor through two sets of heat dissipation fan convection currents, has guaranteed the temperature on driving motor surface, has guaranteed driving motor's normal operating, has prolonged driving motor's life, has realized the interception to external dust through the inside dust screen of dust proof layer, has avoided external dust to enter into the inside of second casing, influences driving motor's normal use.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 and FIG. 3 are schematic vertical sectional views of the local structure of the present invention;
fig. 4 is a schematic view showing the local structure of the present invention.
In the figure: 1. a lamp socket; 2. a lamp post; 3. a first housing; 4. a pipe body; 5. a limiting block; 6. mounting a column; 7. installing a pipe; 8. a lamp shade; 9. an illumination light source; 10. a connecting frame; 11. mounting a disc; 12. a push rod motor; 13. a second housing; 14. a drive plate; 15. a drive shaft; 16. a bevel gear set; 17. a drive motor; 18. a rotating plate; 19. a connecting seat; 20. an arc-shaped connecting plate; 21. mounting a plate; 22. a solar panel; 23. a mounting ring; 24. a heat dissipation fan; 25. a dust cover; 26. and (4) a dust-proof layer.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides a technical solution: a street lamp with adjustable lamp angle for traffic engineering comprises a lamp holder 1, a lamp post 2 is fixedly connected to the middle of the upper surface of the lamp holder 1, a first shell 3 is arranged at the top end of the lamp post 2, a tube body 4 is rotatably connected to the middle of the left inner wall and the right inner wall of the first shell 3, a limiting block 5 is fixedly connected to the middle of the outer surface of the tube body 4, a mounting tube 7 is sleeved on the middle of the outer surface of the mounting tube 4, a lampshade 8 is fixedly connected to the bottom end of the mounting tube 7, a lighting source 9 is arranged inside the lampshade 8, a connecting frame 10 is fixedly connected to the top of the outer surface of the mounting tube 7, a mounting plate 11 is fixedly connected to the middle of the inner wall of the tube body 4, a push rod motor 12 is arranged in the middle of the right side surface of the mounting plate 11, the model number of the push rod motor 12 is LAP25, a second shell 13 is arranged on the left side of the upper surface of the first shell 3, a transmission plate 14 is fixedly connected on the left side of the outer surface of the tube body 4, a connecting column is arranged in the middle of the inner wall of the front side and the inner wall of the rear side of the transmission plate 14, a transmission shaft 15 is rotatably connected on the left side of the upper surface of the first shell 3, a bevel gear set 16 is sleeved at the bottom of the outer surface of the transmission shaft 15, a driving motor 17 is arranged on the right side of the transmission shaft 15, the model of the driving motor 17 is Y80M1-2, the connecting frame 10 is driven to move by the extension and contraction of the output end of the push rod motor 12, so that the connecting frame 10 drives the installation tube 7 to swing by taking the installation column 6 as the center, the installation tube 7 drives the illumination light source 9 to swing by the lampshade 8, the bevel gear set 16 is driven, the rotating plate 18 drives the driving plate 14 to swing through the connecting seat 19 and the arc connecting plate 20, the driving plate 14 drives the tube body 4 to swing, the tube body 4 drives the illuminating light source 9 to swing through the mounting tube 7 and the lampshade 8, so that the adjustment of the illuminating angle of the illuminating light source 9 is realized, a user can adjust the illuminating angle of the illuminating light source 9 according to the use requirement, and the use of the user is facilitated, the output end of the driving motor 17 is fixedly connected with the middle part of the right side surface of the bevel gear group 16, the top end of the driving shaft 15 is fixedly connected with the rotating plate 18, the right side of the upper surface of the rotating plate 18 is fixedly connected with the connecting seat 19, the middle part of the outer surface of the connecting seat 19 is sleeved with the arc connecting plate 20, the left side of the outer side surface of the arc connecting plate 20 is rotatably connected with the middle part of the outer surface of the connecting column, the right side at the front and the back of second casing 13 all is provided with collar 23, the inboard of collar 23 inner wall is provided with heat dissipation fan 24, realized the heat dissipation to driving motor 17 through two sets of heat dissipation fan 24 convections, the temperature on driving motor 17 surface has been guaranteed, driving motor 17's normal operating has been guaranteed, driving motor 17's life has been prolonged, the outside of collar 23 inner wall is provided with dust cover 25, dust cover 25's inside is provided with dust proof layer 26, the interception to external dust has been realized through the inside dust screen of dust proof layer 26, the inside of having avoided external dust to enter into second casing 13, influence driving motor 17's normal use.
The utility model discloses a stability when guaranteeing body 4 swings, consequently all seted up the spacing groove at the middle part of the inner wall at first casing 3 top and the inner wall of bottom, the width of spacing groove and stopper 5's width looks adaptation, when body 4 swings, the stopper moves in the inside of spacing groove, and stopper 5 carries on spacingly to body 4, has guaranteed the stability when body 4 swings.
The utility model discloses a realize the regulation to illumination source 9 illumination angle, consequently seted up logical groove in the left side of first casing 3 upper surface, the width that leads to the groove and the width looks adaptation of driving plate 14, when adjusting illumination source 9's illumination angle, driving plate 14 removes in the inside that leads to the groove.
The utility model discloses a realize the regulation to the 9 illumination angles of illumination sources, consequently seted up the guide way at the middle part of arc even board 20 lateral surfaces, the width of guide way and the external diameter looks adaptation at connecting seat 19 surface middle part when adjusting illumination angles of illumination sources 9, connecting seat 19 removes in the inside of guide way.
The utility model discloses a firm degree between reinforcing second casing 13 and the mounting panel 21, consequently at the bottom fixedly connected with reinforcing block of mounting panel 21 right flank, reinforcing block's quantity is three groups, and reinforcing block consolidates between second casing 13 and the mounting panel 21, has strengthened the firm degree between second casing 13 and the mounting panel 21.
The utility model discloses inside in order to avoid the dust to enter into second casing 13, influence driving motor 17's normal use, consequently be provided with the multiunit dust screen in the inside of dust proof layer 26, the aperture of dust screen reduces in proper order from outside to inside, and the dust screen of dust proof layer 26 inside intercepts external dust, has avoided the dust to enter into inside second casing 13, influences driving motor 17's normal use.
The electrical components presented in the document are all electrically connected with an external master controller and 220V mains, and the master controller can be a conventional known device controlled by a computer or the like.
When the lighting device is used, when the lighting angle of the lighting source 9 needs to be adjusted, the push rod motor 12 is started, the output end of the push rod motor 12 stretches and retracts to drive the connecting frame 10 to move, the connecting frame 10 drives the installation pipe 7 to swing by taking the installation column 6 as a circle center, the installation pipe 7 drives the lighting source 9 to swing through the lampshade 8, the driving motor 17 is started, the output end of the driving motor 17 rotates to drive the bevel gear set 16 to rotate, the bevel gear set 16 drives the transmission shaft 15 to rotate, the transmission shaft 15 drives the rotating plate 18 to rotate, the rotating plate 18 drives the transmission plate 14 to swing through the connecting seat 19 and the arc connecting plate 20, the transmission plate 14 drives the pipe body 4 to swing, the pipe body 4 drives the lighting source 9 to swing through the installation pipe 7 and the lampshade 8, and the adjustment of the lighting angle of the.
In summary, the street lamp with adjustable light angle for traffic engineering drives the connecting frame 10 to move by the extension and contraction of the output end of the push rod motor 12, so that the connecting frame 10 drives the mounting tube 7 to swing around the mounting column 6 as the center of circle, the mounting tube 7 drives the lighting source 9 to swing through the lampshade 8, the bevel gear set 16 is driven to rotate through the rotation of the output end of the driving motor 17, so that the bevel gear set 16 drives the transmission shaft 15 to rotate, the transmission shaft 15 drives the rotating plate 18 to rotate, the rotating plate 18 drives the transmission plate 14 to swing through the connecting seat 19 and the arc connecting plate 20, the transmission plate 14 drives the tube body 4 to swing, the tube body 4 drives the illumination light source 9 to swing through the installation tube 7 and the lampshade 8, and the adjustment of the illumination angle of the illumination light source 9 is realized, the user can adjust the lighting angle of the lighting source 9 according to the use requirement, and the use of the user is facilitated.
This street lamp of adjustable light angle for traffic engineering has realized the heat dissipation to driving motor 17 through 24 convections of two sets of heat dissipation fans, has guaranteed the temperature on driving motor 17 surface, has guaranteed driving motor 17's normal operating, has prolonged driving motor 17's life, has realized the interception to external dust through the inside dust screen of dust proof layer 26, has avoided external dust to enter into the inside of second casing 13, influences driving motor 17's normal use.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a street lamp of adjustable lamp angle for traffic engineering, includes lamp stand (1), its characterized in that: the lamp holder is characterized in that a lamp post (2) is fixedly connected to the middle of the upper surface of the lamp holder (1), a first shell (3) is arranged at the top end of the lamp post (2), a tube body (4) is rotatably connected to the middle of the left inner wall of the first shell (3) and the inner wall on the right side of the first shell, a limiting block (5) is fixedly connected to the middle of the outer surface of the tube body (4), a mounting post (6) is fixedly connected to the right side of the inner wall of the tube body (4), a mounting tube (7) is sleeved in the middle of the outer surface of the mounting post (6), a lampshade (8) is fixedly connected to the bottom end of the mounting tube (7), a lighting source (9) is arranged inside the lampshade (8), a connecting frame (10) is fixedly connected to the top of the outer surface of the mounting tube (7), a mounting plate (11) is fixedly connected to, the output end of the push rod motor (12) is rotatably connected with the middle of the outer surface of the connecting frame (10), the left side of the upper surface of the first shell (3) is provided with a second shell (13), the left side of the outer surface of the pipe body (4) is fixedly connected with a transmission plate (14), the middle of the inner wall of the front side of the transmission plate (14) and the middle of the inner wall of the rear side of the first shell (3) is provided with a connecting column, the left side of the upper surface of the first shell (3) is rotatably connected with a transmission shaft (15), the bottom of the outer surface of the transmission shaft (15) is sleeved with a bevel gear set (16), the right side of the transmission shaft (15) is provided with a driving motor (17), the output end of the driving motor (17) is fixedly connected with the middle of the right side surface of the bevel gear set (16), the top end of the transmission shaft (, the middle part of connecting seat (19) surface has cup jointed arc even board (20), the arc is even the left side of board (20) lateral surface and is connected with the middle part rotation of spliced pole surface, the left side fixedly connected with mounting panel (21) of second casing (13) upper surface, the last fixed surface of mounting panel (21) is connected with solar cell panel (22), second casing (13) openly all is provided with collar (23) with the right side at the back, the inboard of collar (23) inner wall is provided with heat dissipation fan (24), the outside of collar (23) inner wall is provided with dust cover (25), the inside of dust cover (25) is provided with dust layer (26).
2. The street lamp with the adjustable lamp angle for traffic engineering according to claim 1, wherein: the inner wall at the top of the first shell (3) and the middle part of the inner wall at the bottom of the first shell are both provided with a limiting groove, and the width of the limiting groove is matched with the width of the limiting block (5).
3. The street lamp with the adjustable lamp angle for traffic engineering according to claim 1, wherein: a through groove is formed in the left side of the upper surface of the first shell (3), and the width of the through groove is matched with that of the transmission plate (14).
4. The street lamp with the adjustable lamp angle for traffic engineering according to claim 1, wherein: the middle part of the outer side surface of the arc-shaped connecting plate (20) is provided with a guide groove, and the width of the guide groove is matched with the outer diameter of the middle part of the outer surface of the connecting seat (19).
5. The street lamp with the adjustable lamp angle for traffic engineering according to claim 1, wherein: the bottom fixedly connected with reinforcement piece of mounting panel (21) right flank, the quantity of reinforcement piece is three groups.
6. The street lamp with the adjustable lamp angle for traffic engineering according to claim 1, wherein: the interior of the dustproof layer (26) is provided with a plurality of groups of dustproof nets, and the aperture of the dustproof nets is reduced from outside to inside in sequence.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022771441.5U CN213686605U (en) | 2020-11-25 | 2020-11-25 | Street lamp capable of adjusting lamp light angle for traffic engineering |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022771441.5U CN213686605U (en) | 2020-11-25 | 2020-11-25 | Street lamp capable of adjusting lamp light angle for traffic engineering |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213686605U true CN213686605U (en) | 2021-07-13 |
Family
ID=76735937
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022771441.5U Expired - Fee Related CN213686605U (en) | 2020-11-25 | 2020-11-25 | Street lamp capable of adjusting lamp light angle for traffic engineering |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213686605U (en) |
-
2020
- 2020-11-25 CN CN202022771441.5U patent/CN213686605U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN219510714U (en) | Adjustable outdoor lighting lamp | |
| CN209445184U (en) | A kind of Multipurpose projection illuminating lamp | |
| CN110645533A (en) | Adjustable solar street lamp | |
| CN212986910U (en) | Anti-dazzle classroom lamp with angle of adjustment | |
| CN211146210U (en) | Projection lamp | |
| CN219277685U (en) | Adjustable motorcycle lamp | |
| CN219346372U (en) | Intelligent solar street lamp irradiation angle adjusting mechanism | |
| CN217684706U (en) | Automatic solar street lamp of adjusting | |
| CN212252408U (en) | Solar street lamp with adjustable irradiation angle | |
| CN216345742U (en) | Automatic adjusting device for spotlight light | |
| CN215808350U (en) | A low-energy-consumption LED flood light with adjustable brightness and remote control | |
| CN215523026U (en) | Stage lighting LED lamps and lanterns | |
| CN210860822U (en) | Projecting lamp convenient to adjust projection direction | |
| CN209605059U (en) | A kind of damp-proof solar street light with regulating mechanism | |
| CN210323704U (en) | Sun lamp capable of adjusting irradiation intensity | |
| CN211399416U (en) | Angle-adjustable searchlight for building construction | |
| CN115111552A (en) | Intelligent LED lamp based on Internet of things | |
| CN208983210U (en) | A multifunctional integrated street light | |
| CN221991625U (en) | A lampshade luminous angle adjustment structure | |
| CN215675077U (en) | LED down lamp is used in landscape garden | |
| CN213577006U (en) | LED projecting lamp that multi-angle was adjusted | |
| CN218544221U (en) | A stage light with switchable focusing device for light effect | |
| CN208297904U (en) | A kind of multi-angle Taking Photographic lamp | |
| CN213930820U (en) | Exhibitions light mechanism based on intelligent control | |
| CN217584263U (en) | An intelligent brightness adjustment mechanism for solar street lamps |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210713 Termination date: 20211125 |