CN218237234U - Illumination scope adjustable type vegetation is with plant lamp - Google Patents
Illumination scope adjustable type vegetation is with plant lamp Download PDFInfo
- Publication number
- CN218237234U CN218237234U CN202221423008.5U CN202221423008U CN218237234U CN 218237234 U CN218237234 U CN 218237234U CN 202221423008 U CN202221423008 U CN 202221423008U CN 218237234 U CN218237234 U CN 218237234U
- Authority
- CN
- China
- Prior art keywords
- plant
- shading
- wall
- guide
- plant lamp
- 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.)
- Active
Links
Images
Abstract
The utility model discloses a plant lamp with adjustable illumination range for plant growth, which comprises an installation ceiling and an adjusting transverse plate fixedly arranged below the installation ceiling through a connecting steel cable; a guide threaded rod is transversely and rotatably arranged in the adjusting transverse plate through a bearing; wherein, the lower part of the right end of the plant lamp group body is connected with the end part of the output shaft of the driving motor in a penetrating way; wherein, the right side outer wall of the main drive bull stick of inside below of plant banks body is fixed and is provided with the driving gear. This plant lamp for vegetation of adjustable type of illumination scope drives the plant banks body through fixed the setting in the regulation diaphragm of installation furred ceiling and adjusts, drives the extension light screen shrink after the shading diaphragm upset through the left and right sides simultaneously, is convenient for adjust the illumination scope, and through the extension light screen and the shading diaphragm diffusion back of the light of dispersing through different scopes, shine on the surface of plant, the photosynthesis that promotes the plant is favorable to the plant at indoor growth.
Description
Technical Field
The utility model relates to a plant lamp technical field specifically is an illumination adjustable type plant lamp for vegetation of scope.
Background
The plant lamp is a lamp simulating photosynthesis of plants needing sunlight, and is used for supplementing light to the plants in the growing process or completely replacing the sunlight.
Most of plant lamps now just directly shine the plant after opening at the actual installation in-process of using, usually installing a lot of searchlights, when adjusting the photosynthetic time of different plants, need close unnecessary searchlights, frequent operation is comparatively time-consuming, is not convenient for adjust the illumination scope of growing lamp, and simultaneously, the irradiant height of current vegetation lamp is fixed, is not convenient for adjust the irradiant height and control application range and adjust.
We have therefore proposed a plant lamp for plant growth of which the illumination range is adjustable so as to solve the problems set forth above.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an adjustable type vegetation of illumination scope is with plant lamp, with solve most plant lamps in the existing market that above-mentioned background art provided and in the in-service use, it is usually that a lot of illuminators of installation just directly shine to the plant after opening, when the photosynthetic time to the plant of difference is adjusted, need close unnecessary illuminator, frequent operation is comparatively time-consuming, be not convenient for adjust the illumination scope of growth lamp, and simultaneously, the irradiant height of current vegetation lamp is fixed, be not convenient for highly adjust and control the problem that the application range was adjusted to irradiant.
In order to achieve the above object, the utility model provides a following technical scheme: a plant lamp with adjustable illumination range for plant growth comprises an installation ceiling and an adjusting transverse plate fixedly arranged below the installation ceiling through a connecting steel cable;
the inner part of the adjusting transverse plate is transversely and rotatably provided with a guide threaded rod through a bearing, and the outer wall of the guide threaded rod is connected with a guide sliding block through threads and slidably arranged outside the bottom surface of the adjusting transverse plate;
further comprising:
the bottom surface of the guide sliding block is fixedly connected with the plant lamp group body, and the front side and the rear side of the interior of the plant lamp group body are respectively provided with a main driving rotating rod and an auxiliary driving rotating rod in a transverse rotating mode through bearings;
the lower part of the right end of the plant lamp group body is connected with the end part of an output shaft of the driving motor in a penetrating way, and the end part of the output shaft of the driving motor is fixedly connected with the outer end of the main driving rotating rod below the inner part of the plant lamp group body;
wherein, the fixed driving gear that is provided with of right side outer wall of this internal below main drive bull stick of plant banks, and the fixed driven gear that is provided with of right side outer wall of the inside top auxiliary drive bull stick of plant banks body.
Preferably, the horizontal central axis of adjusting the diaphragm sets up parallel distribution each other between the horizontal central axis of installation furred ceiling and the horizontal central axis of plant banks body, and the right-hand member of adjusting the inside direction threaded rod of diaphragm passes through fixed connection's regulation turn-button and sets up in the right side outside of adjusting the diaphragm, drives the direction threaded rod through adjusting the turn-button and rotates.
Preferably, the main driving rotating rod below the inside of the plant lamp group body is connected to a driven gear on the outer wall of the auxiliary driving rotating rod through the meshing of a driving gear on the outer wall, the outer walls of the left side and the right side of the main driving rotating rod are fixedly connected to the middle of the main guide gear in a penetrating mode, and the outer portions of the upper side and the lower side of the plant lamp group body are provided with auxiliary guide gears through bearings in a rotating mode, and the auxiliary guide gears are driven to rotate through the main guide gear.
Preferably, shading diaphragm has all transversely been preset to both sides about the outer wall of plant banks body, and the equal fixed connection in vice guide gear's in the top left and right sides of shading diaphragm below to the equal sliding through connection in the top of extension light screen in the bottom of left and right sides shading diaphragm carries on spacingly to the extension light screen through the shading diaphragm.
Preferably, the main driving rotating rod on the upper side and the lower side inside the plant lamp set body and the main guide gear on the outer wall of the auxiliary driving rotating rod are meshed with each other and connected with the outer wall of the auxiliary guide gear, the left side and the right side of the outer wall of the main driving rotating rod and the left side and the right side of the outer wall of the auxiliary driving rotating rod are fixedly provided with the recovery guide wheel, the outer wall of the recovery guide wheel is arranged inside the shading transverse plate in a penetrating mode through the traction stay cord wound and connected with the traction stay cord, and the recovery guide wheel drives the traction stay cord to roll.
Preferably, the inside left and right sides of shading diaphragm is all vertical fixed and is provided with the direction slide bar, and the top left and right sides of the inside extension light screen of shading diaphragm all slides and runs through and set up in the outer wall of direction slide bar to the outer wall of direction slide bar passes through spacing spring coupling in the outer wall of extension light screen, carries on spacingly through the removal of direction slide bar to the extension light screen.
Preferably, the top surfaces of the left and right sides of the inner part of the shading transverse plate are fixedly connected to the bottom end of the traction pull rope, the length of the guide sliding rod is large enough to prolong the maximum lifting length of the shading transverse plate, the transverse central axis of the shading transverse plate and the transverse central axis of the shading transverse plate are arranged in a mutually parallel distribution mode, and the shading of illumination is reduced through the movement of the shading transverse plate.
Compared with the prior art, the beneficial effects of the utility model are that: this type plant lamp for vegetation that illumination zone is adjustable, through fixed setting in the regulation diaphragm drive plant banks body of installation furred ceiling adjust, drive the extension light screen shrink after the shading diaphragm upset through the left and right sides simultaneously, be convenient for adjust the illumination zone, through the extension light screen and the shading diaphragm diffusion back of different scopes of the light of dispersing, shine on the surface of plant, the photosynthesis that promotes the plant is favorable to the plant at indoor growth, its concrete content as follows:
1. the installation ceiling installs the adjusting transverse plate and the plant lamp group body through the connecting steel cable, meanwhile, the adjusting knob is rotated to drive the guide threaded rod inside the adjusting transverse plate to rotate, and the guide sliding block in threaded connection with the guide threaded rod is driven to drive the plant lamp group body to move so as to deal with different use scenes; meanwhile, a driving motor on the right side of the plant lamp group body drives an internal main driving rotating rod to rotate, so that the main driving rotating rod drives a driven gear and an auxiliary driving rotating rod which are in meshed connection to rotate through a driving gear on the outer wall;
2. the main drive bull stick and the counter-drive bull stick counter-rotation of both sides about plant banks body is inside, thereby it rotates to drive the vice leading gear that the meshing is connected through the main leading gear of left and right sides outer wall fixed connection, it overturns to drive fixed connection's shading diaphragm through vice leading gear, the rotation of main drive bull stick and vice drive bull stick simultaneously drives the receipts guide pulley of outer wall and drives the rolling with the pull rope drive of outer wall, make it rises through the spacing extension light screen of direction slide bar to drive inside in the in-process of shading diaphragm upset, make reduce the blockking of extension light screen to light when increasing illumination scope, make the light that plant banks body dispersed spread the back through the extension light screen and the shading diaphragm of different scopes, shine on the surface of plant, the photosynthesis that promotes the plant is favorable to the plant in indoor growth.
Drawings
FIG. 1 is a schematic view of the front cross-section structure of the present invention;
FIG. 2 is a schematic view of the plant lamp assembly of the present invention;
FIG. 3 is an enlarged schematic view of the structure at A in FIG. 2 according to the present invention;
FIG. 4 is a schematic view of the front cross-section structure of the shading transverse plate of the present invention;
FIG. 5 is an enlarged schematic view of the structure of FIG. 4B according to the present invention;
FIG. 6 is a schematic view of the installation structure of the shading transverse plate of the present invention;
fig. 7 is the schematic view of the turning structure of the shading transverse plate of the present invention.
In the figure: 1. installing a suspended ceiling; 2. adjusting the transverse plate; 3. guiding a threaded rod; 4. a guide slider; 5. a plant lamp group body; 6. a main drive rotating rod; 7. an auxiliary driving rotating rod; 8. a drive motor; 9. a driving gear; 10. a driven gear; 11. adjusting a knob; 12. a main guide gear; 13. a secondary guide gear; 14. a shading transverse plate; 15. extending the visor; 16. a recovery guide wheel; 17. a pull cord; 18. and guiding the sliding rod.
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. 1-7, the present invention provides a technical solution: a plant lamp with an adjustable illumination range for plant growth comprises a mounting ceiling 1 and an adjusting transverse plate 2 fixedly arranged below the mounting ceiling 1 through a connecting steel cable;
the inner part of the adjusting transverse plate 2 is transversely and rotatably provided with a guide threaded rod 3 through a bearing, and the outer wall of the guide threaded rod 3 is slidably arranged outside the bottom surface of the adjusting transverse plate 2 through a guide sliding block 4 in threaded connection; the transverse central axis of the adjusting transverse plate 2, the transverse central axis of the mounting ceiling 1 and the transverse central axis of the plant lamp group body 5 are distributed in parallel, and the right end of the guide threaded rod 3 in the adjusting transverse plate 2 is arranged outside the right side of the adjusting transverse plate 2 in a penetrating manner through an adjusting rotary button 11 which is fixedly connected; as shown in fig. 1, the adjusting knob 11 is rotated to drive the guiding threaded rod 3 inside the adjusting transverse plate 2 to rotate, and the guiding slide block 4 in threaded connection with the guiding threaded rod 3 is driven to drive the plant lamp group body 5 to move; further comprising:
the bottom surface of the guide sliding block 4 is fixedly connected to the plant lamp group body 5, and the front side and the rear side of the interior of the plant lamp group body 5 are respectively provided with a main driving rotating rod 6 and an auxiliary driving rotating rod 7 in a transverse rotating mode through bearings; the main driving rotating rod 6 at the lower part inside the plant lamp group body 5 is meshed with a driven gear 10 connected to the outer wall of the auxiliary driving rotating rod 7 through a driving gear 9 on the outer wall, the outer walls of the left side and the right side of the main driving rotating rod 6 and the outer walls of the left side and the right side of the auxiliary driving rotating rod 7 are fixedly connected to the middle part of a main guide gear 12 in a penetrating manner, and auxiliary guide gears 13 are rotatably arranged on the outer parts of the upper side and the lower side of the plant lamp group body 5 through bearings;
wherein, the lower part of the right end of the plant lamp group body 5 is connected with the end part of the output shaft of the driving motor 8 in a penetrating way, and the end part of the output shaft of the driving motor 8 is fixedly connected with the outer end of the main driving rotating rod 6 below the inner part of the plant lamp group body 5; the main driving rotating rod 6 at the upper side and the lower side inside the plant lamp group body 5 and the main guide gear 12 at the outer wall of the auxiliary driving rotating rod 7 are both meshed with the outer wall of the auxiliary guide gear 13, as shown in fig. 2-3, the main guide gear 12 fixedly connected with the outer wall at the left side and the outer wall at the right side drives the meshed auxiliary guide gear 13 to rotate, and the auxiliary guide gear 13 drives the fixedly connected shading transverse plate 14 to turn over; the left side and the right side of the outer wall of the main driving rotating rod 6 and the left side and the right side of the outer wall of the auxiliary driving rotating rod 7 are both fixedly provided with a recovery guide wheel 16, and the outer wall of the recovery guide wheel 16 is arranged inside the shading transverse plate 14 in a penetrating way through a traction pull rope 17 which is wound and connected;
wherein, the outer wall of the right side of the main driving rotating rod 6 below the interior of the plant lamp group body 5 is fixedly provided with a driving gear 9, and the outer wall of the right side of the auxiliary driving rotating rod 7 above the interior of the plant lamp group body 5 is fixedly provided with a driven gear 10; shading transverse plates 14 are horizontally preset on the upper side and the lower side of the outer wall of the plant lamp group body 5, and the left side and the right side of the top end of each shading transverse plate 14 are fixedly connected below the auxiliary guide gear 13, as shown in fig. 5-7, in the process of overturning the shading transverse plates 14, the extending shading plates 15 limited by the guide slide bars 18 are driven to ascend, so that the light blocking of the extending shading plates 15 to light is reduced while the illumination range is increased; and the bottom ends of the left and right shading transverse plates 14 are slidably connected to the top end of the extension shading plate 15 in a penetrating manner.
The left side and the right side of the interior of the shading transverse plate 14 are both vertically and fixedly provided with guide slide bars 18, the left side and the right side of the top end of an extension shading plate 15 in the shading transverse plate 14 are both arranged on the outer wall of the guide slide bars 18 in a sliding and penetrating manner, and the outer wall of the guide slide bars 18 is connected to the outer wall of the extension shading plate 15 through limiting springs; the top surfaces of the left and right extended shading plates 15 in the shading transverse plate 14 are fixedly connected to the bottom end of a traction pull rope 17, as shown in fig. 6-7, the rotation of the main driving rotating rod 6 and the auxiliary driving rotating rod 7 drives a rewinding guide wheel 16 on the outer wall to drive the traction pull rope 17 on the outer wall to wind, so that the extended shading plates 15 limited by the guide slide rods 18 in the inner part are driven to ascend in the overturning process of the shading transverse plate 14; the maximum lifting length of the extended shading plate 15 is larger than the length of the guide slide bar 18, and the transverse central axis of the shading transverse plate 14 and the transverse central axis of the extended shading plate 15 are distributed in parallel.
The working principle is as follows: before the plant lamp with the adjustable illumination range for plant growth is used, the overall condition of the device needs to be checked firstly to determine that the device can work normally, according to the drawings shown in fig. 1-7, the suspended ceiling 1 is firstly installed to install the adjusting transverse plate 2 and the plant lamp group body 5 through the connecting steel cable, meanwhile, the adjusting rotary button 11 is rotated to drive the guide threaded rod 3 in the adjusting transverse plate 2 to rotate, and the guide sliding block 4 in threaded connection with the guide threaded rod 3 is driven to drive the plant lamp group body 5 to move so as to deal with different use scenes; meanwhile, a driving motor 8 on the right side of the plant lamp group body 5 drives an internal main driving rotating rod 6 to rotate, so that the main driving rotating rod 6 drives a driven gear 10 and an auxiliary driving rotating rod 7 which are in meshed connection through a driving gear 9 on the outer wall to rotate;
the main driving rotating rod 6 and the auxiliary driving rotating rod 7 on the upper side and the lower side inside the plant lamp group body 5 reversely rotate, so that the main guide gear 12 fixedly connected with the outer walls of the left side and the right side drives the auxiliary guide gear 13 in meshed connection to rotate, the shading transverse plate 14 fixedly connected with the auxiliary guide gear 13 is driven to turn over, meanwhile, the main driving rotating rod 6 and the auxiliary driving rotating rod 7 rotate to drive the recovery guide wheel 16 on the outer wall to drive the traction stay cord 17 on the outer wall to roll, so that the inside is driven to ascend through the extension light shading plate 15 limited by the guide sliding rod 18 in the turning process of the shading transverse plate 14, the blocking of the extension light shading plate 15 to light is reduced while the illumination range is increased, the light emitted by the plant lamp group body 5 is diffused through the extension light shading transverse plate 15 and the shading transverse plate 14 in different ranges and then irradiates the surface of a plant, and the photosynthesis of the plant is promoted to be favorable for the growth of the plant indoors.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.
Claims (7)
1. A plant lamp with adjustable illumination range for plant growth comprises an installation ceiling (1) and an adjusting transverse plate (2) fixedly arranged below the installation ceiling (1) through a connecting steel cable;
the inner part of the adjusting transverse plate (2) is transversely and rotatably provided with a guide threaded rod (3) through a bearing, and the outer wall of the guide threaded rod (3) is connected with a guide sliding block (4) through threads in a sliding and penetrating manner and is arranged outside the bottom surface of the adjusting transverse plate (2);
it is characterized by also comprising:
the bottom surface of the guide sliding block (4) is fixedly connected to the plant lamp group body (5), and the front side and the rear side of the interior of the plant lamp group body (5) are respectively provided with a main driving rotating rod (6) and an auxiliary driving rotating rod (7) in a transverse rotating mode through bearings;
the lower part of the right end of the plant lamp group body (5) is connected with the end part of an output shaft of the driving motor (8) in a penetrating way, and the end part of the output shaft of the driving motor (8) is fixedly connected with the outer end of a main driving rotating rod (6) below the inner part of the plant lamp group body (5);
wherein, the fixed driving gear (9) that is provided with of right side outer wall of the main drive bull stick (6) in plant banks body (5) inside below, and the fixed driven gear (10) that is provided with of right side outer wall of the inside top secondary drive bull stick (7) of plant banks body (5).
2. The plant lamp with adjustable illumination range for plant growth according to claim 1, wherein: the horizontal central axis of adjusting diaphragm (2) and the horizontal central axis of installation furred ceiling (1) and the horizontal central axis of plant banks body (5) between parallel distribution each other set up, and the right-hand member of adjusting diaphragm (2) inside direction threaded rod (3) runs through fixed connection's regulation turn button (11) and sets up in the right side outside of adjusting diaphragm (2).
3. The plant lamp for plant growth with adjustable illumination range according to claim 2, wherein: the main driving rotating rod (6) below the inner portion of the plant lamp group body (5) is meshed with a driven gear (10) connected to the outer wall of the auxiliary driving rotating rod (7) through a driving gear (9) of the outer wall, the outer walls of the left side and the right side of the main driving rotating rod (6) and the outer walls of the left side and the right side of the auxiliary driving rotating rod (7) are fixedly connected to the middle of the main guide gear (12) in a penetrating mode, and the outer portions of the upper side and the lower side of the plant lamp group body (5) are provided with auxiliary guide gears (13) in a rotating mode through bearings.
4. The plant lamp with adjustable illumination range for plant growth according to claim 1, wherein: shading transverse plates (14) are transversely preset on the upper side and the lower side of the outer wall of the plant lamp group body (5), the left side and the right side of the top ends of the shading transverse plates (14) are fixedly connected below the auxiliary guide gears (13), and the bottom ends of the shading transverse plates (14) on the left side and the right side are all slidably connected to the top end of the extension light screen (15).
5. The plant lamp with adjustable illumination range for plant growth according to claim 1, wherein: the plant lamp group is characterized in that main driving rotating rods (6) on the upper side and the lower side inside a plant lamp group body (5) and main guide gears (12) on the outer wall of an auxiliary driving rotating rod (7) are all meshed and connected with the outer wall of an auxiliary guide gear (13), and recovery guide wheels (16) are fixedly arranged on the left side and the right side of the outer wall of the main driving rotating rods (6) and the left side and the right side of the outer wall of the auxiliary driving rotating rod (7), and the outer wall of each recovery guide wheel (16) is arranged inside a shading transverse plate (14) in a penetrating mode through a traction pull rope (17) which is wound and connected.
6. The light irradiation range adjustable plant growing lamp according to claim 5, wherein: the shading device is characterized in that guide slide rods (18) are vertically and fixedly arranged on the left side and the right side of the inner portion of the shading transverse plate (14), the left side and the right side of the top end of the shading transverse plate (14) extending out of the shading plate (15) penetrate through the outer wall of the guide slide rods (18) in a sliding mode, and the outer wall of the guide slide rods (18) is connected to the outer wall of the extending shading plate (15) through limiting springs.
7. The light irradiation range adjustable plant growing lamp according to claim 6, wherein: the top surfaces of the left and right sides of the interior of the shading transverse plate (14) are extended to form shading plates (15) are fixedly connected to the bottom end of the traction pull rope (17), the maximum lifting length of each shading plate (15) is increased by the length of the guide slide rod (18), and the transverse central axis of the shading transverse plate (14) and the transverse central axis of each extended shading plate (15) are arranged in parallel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221423008.5U CN218237234U (en) | 2022-06-09 | 2022-06-09 | Illumination scope adjustable type vegetation is with plant lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221423008.5U CN218237234U (en) | 2022-06-09 | 2022-06-09 | Illumination scope adjustable type vegetation is with plant lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218237234U true CN218237234U (en) | 2023-01-06 |
Family
ID=84671844
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221423008.5U Active CN218237234U (en) | 2022-06-09 | 2022-06-09 | Illumination scope adjustable type vegetation is with plant lamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218237234U (en) |
-
2022
- 2022-06-09 CN CN202221423008.5U patent/CN218237234U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN111226784A (en) | Soilless culture big-arch shelter | |
| CN111684969A (en) | Illumination regulation and control system is planted to big-arch shelter | |
| CN218237234U (en) | Illumination scope adjustable type vegetation is with plant lamp | |
| CN213939112U (en) | Vertical greening outer wall sun-shading device for ecological building | |
| CN211777098U (en) | Automatic sunshade screen of dysmorphism | |
| CN114208528B (en) | Illumination system for indoor planting | |
| CN219087928U (en) | Melon and fruit planting greenhouse with illumination regulation function | |
| CN208143916U (en) | A kind of greenhouse automatic lifting light-supplementing system | |
| CN217329473U (en) | Intelligent control type high-pole illuminating lamp | |
| CN212786850U (en) | Opening and closing device for sunshade net | |
| CN213548653U (en) | Intelligent greenhouse | |
| CN210432459U (en) | Modern greenhouse LED light filling device | |
| CN210507773U (en) | Green balcony of commercial complex | |
| CN114459005A (en) | Environment-friendly lighting device for construction | |
| CN213784410U (en) | Flower planting big-arch shelter convenient to ventilation | |
| CN212306227U (en) | Illumination angle adjustable is lighting device for warmhouse booth | |
| CN209983192U (en) | Municipal garden flowers and plants nursery stock constant temperature breeding device | |
| CN211509989U (en) | General self-control type daylighting temperature-control equipment of green house | |
| CN210641616U (en) | Sunlight greenhouse with adjustable illumination intensity | |
| CN215774428U (en) | Landscape management and control device | |
| CN208832364U (en) | A kind of room brilliancy optimization device using sunlight | |
| CN207927369U (en) | A kind of flue-cured tobacco seedling-cultivating greenhouse automatic sun shading device | |
| CN218634884U (en) | Sunshade net device capable of being automatically adjusted | |
| CN220068377U (en) | Natural lighting sun-shading device for container | |
| CN218562941U (en) | Novel intelligent erection equipment for architectural decoration engineering |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |