CN211549402U - Take folding door's sunshine room - Google Patents
Take folding door's sunshine room Download PDFInfo
- Publication number
- CN211549402U CN211549402U CN201922072579.3U CN201922072579U CN211549402U CN 211549402 U CN211549402 U CN 211549402U CN 201922072579 U CN201922072579 U CN 201922072579U CN 211549402 U CN211549402 U CN 211549402U
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- door
- door leaf
- groove
- sliding
- side wall
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Abstract
The utility model discloses a sunlight room with a folding door, which relates to the technical field of doors and windows and aims to solve the technical problems that the sunlight room is inconvenient to open because the door opening time is longer and the occupied area of the door is larger after the door is opened; the third door leaf is rotatably connected with the inner side wall of the door frame, a sliding device and a limiting device are arranged between the first door leaf and the second door leaf, and the sliding device comprises a sliding block and a sliding wheel; the limiting device comprises a mounting block and a limiting wheel; the sliding block and the mounting block are rotatably connected with the side walls of the first door leaf and the second door leaf, and the bottom wall of the door frame is provided with a sliding rail for the sliding wheel to slide; the top wall of the door frame is provided with a limiting groove, and the limiting wheel can slide in the limiting groove; the side walls of the first door leaf and the second door leaf are provided with embedded grooves for the sliding block and the mounting block to insert in a penetrating way; the effect of being convenient for open the door, reducing the occupation of land space of door has been reached.
Description
Technical Field
The utility model relates to a door and window technical field, more specifically say, it relates to a take sunshine room of folding door.
Background
The sunlight room is a building built by glass and a metal frame, so as to achieve the purposes of enjoying sunlight and being close to nature, and can be used as areas such as visitors, leisure areas and the like.
The prior Chinese patent with the application number of CN201310756689.6 provides a sunlight room, which comprises a roof and a stand column, wherein the roof comprises a main cross beam, a secondary cross beam, a roof glass block and a roof gland, the main cross beam and the secondary cross beam are arranged at intervals, main drainage channels and wire grooves are arranged on the main cross beam and the secondary cross beam, bearing bosses are respectively arranged on the outer sides of the two side channel walls of each main drainage channel, sealing rubber strips are arranged on the bosses, and secondary drainage channels are also arranged on the two sides of each main drainage channel; a plurality of doors are installed between the stand columns through hinges, and when the sunlight room needs to be ventilated, the doors are opened.
However, when the door of the traditional sunlight room is opened, each door needs to be opened in sequence; considering that the number of doors of the sunlight room is large, the door opening time is long, so that the door opening of workers is inconvenient, and the occupied area of the opened door is large, so that the improvement is needed.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art exists, the utility model aims to provide a take sunshine room of folding door, it has the advantage of being convenient for open the door, reduces the occupation of land space of door.
In order to achieve the above purpose, the utility model provides a following technical scheme:
a sunlight room with a folding door comprises a roof, wherein a door frame is arranged below the roof, and a rotating door is rotationally arranged in the door frame; a folding door is arranged in the door frame and comprises a first door leaf, a second door leaf and a third door leaf; the side wall of the third door leaf, which is far away from the rotating door, is rotatably connected with the inner side wall of the door frame, and a sliding device is arranged at the bottom between the first door leaf and the second door leaf and comprises a sliding block and a plurality of sliding wheels; two side walls of the sliding block are respectively and rotatably connected with the side walls of the first door leaf and the second door leaf, and a sliding rail for the sliding wheel to slide is arranged on the bottom wall of the door frame along the length direction of the bottom wall; a limiting device is arranged at the top between the first door leaf and the second door leaf and comprises an installation block and a plurality of limiting wheels; two side walls of the mounting block are respectively rotatably connected with the side walls of the first door leaf and the second door leaf, a limiting groove is formed in the top wall of the door frame along the length direction of the top wall, and a plurality of limiting wheels can slide in the limiting groove; the side walls of the first door leaf and the second door leaf are provided with embedding grooves in a penetrating mode along the height direction of the side walls, and the embedding grooves can be used for inserting the sliding blocks and the mounting blocks.
By adopting the technical scheme, after the rotating door is opened, the side wall of the first door leaf can be attached to the side wall of the second door leaf by rotating the first door leaf; at the moment, the third door leaf is pushed and pulled, so that the third door leaf is attached to the side wall of the second door leaf; the folding door is folded, so that the door can be opened quickly, the floor area of the door can be reduced, and the visual field is wider.
Furthermore, a fixed part is arranged above the sliding wheels, and the sliding wheels are rotationally connected with the fixed part; the bottom wall of the sliding block is provided with a fixing groove for inserting the top of the fixing piece; the inner side wall of the embedding groove is provided with a first hidden groove into which the side wall of the fixing piece can be inserted.
By adopting the technical scheme, when the first door leaf and the second door leaf are pulled after the fixing piece is inserted into the fixing groove, the sliding wheel slides on the sliding rail; be connected for dismantling between mounting and the sliding block, be convenient for install folding door and change the mounting.
Further, a cleaning brush is arranged on the side wall of the fixing piece, and the length of the cleaning brush is smaller than the distance between the two opposite sliding wheels; the cleaning brush may contact a bottom wall of the door frame.
Through adopting above-mentioned technical scheme, when removing folding door, the movable pulley slides on the slide rail, can drive the cleaning brush and clear up the diapire of door frame this moment.
Furthermore, a cleaning plate is arranged on the side wall, facing the fixing piece, of the cleaning brush, and a cleaning groove is formed in the side wall, close to the cleaning brush, of the fixing piece in the height direction of the fixing piece; the cleaning plate is T-shaped, and the cleaning groove is matched with the cleaning plate and can be used for the cleaning plate to be inserted.
Through adopting above-mentioned technical scheme, for can dismantling the connection between cleaning plate and the mounting, when the cleaning brush need be changed, with the cleaning plate take out in the fixed slot can.
Further, the bottom wall of the fixing groove is provided with a magnetic piece which can be magnetically attracted with the cleaning plate.
Through adopting above-mentioned technical scheme, the magnetism spare makes the diapire of cleaning plate and fixed slot to pass through magnetism and attracts mutually, realizes the reinforcement of cleaning plate in the fixed slot.
Furthermore, plug-in components are arranged below the plurality of limiting wheels, and the tops of the plug-in components are rotatably connected with the limiting wheels; the upper surface of installation piece is provided with the inserting groove that supplies the plug-in components to insert, the inside wall in embedding groove is provided with the second of supplying the lateral wall male of plug-in components and hides the groove.
By adopting the technical scheme, the plug-in unit is detachably connected with the mounting block, and when the folding door is mounted, the plug-in unit is firstly inserted into the insertion groove, and then the limiting wheel is mounted; when folding door, spacing wheel slides in the spacing groove, realizes spacing and reduces frictional force's effect.
Furthermore, an anti-collision device is arranged between the first door leaf and the second door leaf, the anti-collision device comprises a positioning rod and a positioning plate, and the positioning rod and the positioning plate are respectively fixed on the side walls of the second door leaf and the first door leaf; two positioning blocks are mounted on the positioning plate, limiting convex balls are arranged on the end walls of the positioning rods towards the direction of the positioning plate, and the limiting convex balls can be inserted between the two positioning blocks.
By adopting the technical scheme, the limiting convex ball plays a role in buffering, and the impact force between the positioning rod and the bottom wall of the positioning groove can be reduced; when the positioning rod is abutted to the positioning plate, a certain distance can be kept between the first door leaf and the second door leaf, and the two side walls of the first door leaf and the second door leaf are attached to each other to achieve a protection effect.
Furthermore, two opposite side walls of the two positioning blocks are provided with elastic hemispheres, the side walls of the positioning blocks are provided with mounting grooves into which the elastic hemispheres are inserted, and the side walls of the elastic hemispheres in the mounting grooves are integrally formed with extension plates capable of abutting against the inner side walls of the mounting grooves; the positioning block is provided with an inserting groove along the width direction, the mounting groove is communicated with the inserting groove, an elastic piece is arranged in the mounting groove, one end of the elastic piece is abutted against the extension plate, and the other end of the elastic piece is abutted against the inner side wall of the inserting groove; two insertion blocks are fixed on the positioning plate and can be inserted into the insertion grooves.
By adopting the technical scheme, the elastic hemisphere can realize expansion, and after the positioning rod abuts against the positioning plate, the elastic hemisphere abuts against the side wall of the limiting convex ball, so that the positioning rod is kept between the two positioning blocks to realize positioning; the situation that the first folding door and the second folding door collide due to the blowing of wind is reduced; the insert block is inserted into the insert groove and can be used for limiting the spring.
To sum up, the utility model discloses following beneficial effect has:
1. the foldable door is arranged in the door frame and comprises a first door leaf, a second door leaf and a third door leaf; a sliding device is arranged at the bottom between the first door leaf and the second door leaf and comprises a sliding block and a plurality of sliding wheels; two side walls of the sliding block are respectively and rotatably connected with the side walls of the first door leaf and the second door leaf, and a sliding rail for the sliding wheel to slide is arranged on the bottom wall of the door frame along the length direction of the bottom wall; a limiting device is arranged at the top between the first door leaf and the second door leaf and comprises an installation block and a plurality of limiting wheels; two side walls of the mounting block are respectively connected with the side walls of the first door leaf and the second door leaf in a rotating manner, a limiting groove is formed in the top wall of the door frame along the length direction of the top wall, and the limiting wheel can slide in the limiting groove; the side walls of the first door leaf and the second door leaf are respectively provided with an embedding groove in a penetrating way along the height direction, and the embedding grooves can be used for inserting the sliding block and the mounting block; after the rotating door is opened, the side wall of the first door leaf can be attached to the side wall of the second door leaf by rotating the first door leaf; at the moment, the third door leaf is pushed and pulled, so that the third door leaf is attached to the side wall of the second door leaf; the folding door is folded, so that the door can be opened quickly, the floor area of the door can be reduced, and the visual field is wider;
2. the mode of installing the cleaning brush on the fixing piece is adopted, so that when the folding door is opened and closed, dirt falling between the two sliding rails can be cleaned, and workers can conveniently clean the dirt in a unified mode.
Drawings
FIG. 1 is a schematic structural diagram of a sunlight room with a folding door in an embodiment;
FIG. 2 is a schematic diagram of an embodiment of the present invention for showing a positional relationship between a slide rail and a slide wheel;
FIG. 3 is a schematic diagram illustrating a positional relationship between a fixing member and a fixing groove according to an embodiment;
FIG. 4 is a schematic diagram of an embodiment of the invention for showing the position relationship between the spacing wheel and the spacing groove;
FIG. 5 is a schematic diagram illustrating a positional relationship between a positioning rod and a positioning block according to an embodiment;
FIG. 6 is a schematic diagram of an embodiment of the present invention for showing the position relationship between the position-limiting convex ball and the positioning rod;
fig. 7 is a schematic sectional view for embodying the positioning block in the embodiment.
In the figure: 1. a roof; 2. a door frame; 21. a rotating door; 22. a slide rail; 23. a limiting groove; 3. a folding door; 31. a first door leaf; 311. a handle lock; 312. an embedding groove; 32. a second door leaf; 321. a first hidden slot; 322. a second hidden slot; 33. a third door leaf; 4. a sliding device; 41. a slider; 411. fixing grooves; 412. a fixing member; 413. a cleaning brush; 4131. cleaning the plate; 414. cleaning the tank; 4141. a magnetic member; 42. a sliding wheel; 5. a limiting device; 51. mounting blocks; 511. inserting the groove; 512. a plug-in; 52. a limiting wheel; 6. an anti-collision device; 61. positioning a rod; 611. a limiting convex ball; 612. a fixing plate; 62. positioning a plate; 621. positioning blocks; 622. an elastic hemisphere; 6221. an extension plate; 623. mounting grooves; 6231. an elastic member; 624. inserting into a groove; 6241. and (5) inserting the blocks.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Example (b):
a sunlight room with a folding door is disclosed, referring to fig. 1, which comprises a roof 1, wherein the roof 1 is composed of a plurality of pieces of glass; a door frame 2 is welded below the roof 1, a rotating door 21 is installed in the door frame 2 through a hinge, and a bolt (not shown) is arranged on the side wall of the rotating door and fixed with the door frame 2 through the bolt; a folding door 3 is installed in the door frame 2, and the folding door 3 comprises a first door leaf 31, a second door leaf 32 and a third door leaf 33; a handle lock 311 is arranged on the side wall of the first door leaf 31 close to the rotating door 21, and a locking hole (not shown) matched with the handle lock 311 is arranged on the side wall of the rotating door 21; the side wall of the third door leaf 33 remote from the revolving door 21 is rotatably connected with the inner side wall of the door frame 2 by a hinge.
Referring to fig. 1 and 2, a sliding device 4 is disposed at the bottom between the first door leaf 31 and the second door leaf 32, and the sliding device 4 includes a sliding block 41 and a plurality of sliding wheels 42; two side walls of the sliding block 41 are respectively connected with the side walls of the first door leaf 31 and the second door leaf 32 through hinges in a rotating manner, the side walls of the first door leaf 31 and the second door leaf 32 are respectively provided with an embedding groove 312 for inserting the sliding block 41 in a penetrating manner along the height direction, and the bottom wall of the door frame 2 is provided with two sliding rails 22 for sliding the sliding wheel 42 along the length direction; fixing pieces 412 are rotatably arranged above the sliding wheels 42 through pin shafts, fixing grooves 411 for inserting the tops of the fixing pieces 412 are formed in the bottom walls of the sliding blocks 41, and the fixing pieces 412 are fixedly connected with the sliding blocks 41 through bolts; the inner sidewall of the embedding slot 312 is provided with a first hiding slot 321 for the sidewall of the fixing member 412 to be inserted into.
Referring to fig. 2 and 3, the side wall of the fixing member 412 is provided with a cleaning brush 413, the length of the cleaning brush 413 is smaller than the distance between the two opposite sliding wheels 42, and the cleaning brush 413 can contact with the bottom wall of the door frame 2; a cleaning plate 4131 is welded on the upper surface of the cleaning brush 413, and a cleaning groove 414 is formed in the fixing member 412 along the height direction of the side wall close to the cleaning brush 413; the cleaning plate 4131 is T-shaped, and the cleaning groove 414 is adapted to the cleaning plate 4131 and into which the cleaning plate 4131 is inserted; the bottom wall of the cleaning tank 414 is bonded with a magnetic member 4141 magnetically attracted to the cleaning plate 4131, the magnetic member 4141 is preferably a magnet, and the cleaning plate 4131 is preferably a galvanized iron material.
Referring to fig. 1 and 4, a limiting device 5 is arranged at the top between the first door leaf 31 and the second door leaf 32, the limiting device 5 comprises an installation block 51 and a plurality of limiting wheels 52, and two side walls of the installation block 51 are respectively connected with the side walls of the first door leaf 31 and the second door leaf 32 through hinges in a rotating manner; the mounting block 51 can be inserted into the embedding groove 312, the top of the doorframe 2 is provided with a limiting groove 23 along the length direction thereof, and a plurality of limiting wheels 52 can slide in the limiting groove 23; plug-in components 512 are arranged below the plurality of limiting wheels 52, and the tops of the plug-in components 512 are rotatably connected with the limiting wheels 52 through pin shafts; the inner side wall of the embedding groove 312 is provided with a second hiding groove 322 for inserting the side wall of the plug-in component 512, the upper surface of the mounting block 51 is provided with an inserting groove 511 for inserting the plug-in component 512, and the mounting block 51 and the plug-in component 512 are fixedly connected through bolts.
Referring to fig. 5 and 6, an anti-collision device 6 is disposed between the first door leaf 31 and the second door leaf 32, and the anti-collision device 6 includes a positioning rod 61 and a positioning plate 62; a fixing plate is welded on the end wall of the positioning rod 61 far away from the positioning plate 62, the fixing plate is fixed at the bottom of the side wall of the second door leaf 32 facing the first door leaf 31 through a bolt, and the positioning plate 62 is fixed at the bottom of the side wall of the first door leaf 31 facing the second door leaf 32 through a bolt; the end wall of locating lever 61 towards locating plate 62 direction integrated into one piece has spacing protruding ball 611, installs two locating pieces 621 through the bolt on the locating plate 62, and spacing protruding ball 611 can insert and establish between two locating pieces 621, and with locating plate 62 looks butt.
Referring to fig. 5 and 6, two opposite side walls of the two positioning blocks 621 are provided with elastic hemispheres 622, the side walls of the positioning blocks 621 are provided with mounting grooves 623 into which the elastic hemispheres 622 are inserted, and the side walls of the elastic hemispheres 622 in the mounting grooves 623 are integrally formed with extension plates 6221 capable of abutting against the inner side walls of the mounting grooves 623; the positioning block 621 is provided with an insertion groove 624 along the width direction thereof, the insertion groove 624 is communicated with the mounting groove 623, an elastic member 6231 is arranged in the insertion groove 624, the elastic member 6231 is preferably a spring, one end of the elastic member 6231 abuts against the extension plate 6221, and the other end abuts against the inner side wall of the insertion groove 624; the positioning plate 62 is welded with an insertion block 6241, and the insertion block 6241 can be inserted into the insertion groove 624 and can be used for limiting the elastic element 6231.
The working principle is as follows:
when the door needs to be opened, the operator rotates the handle lock 311, so as to open the rotating door 21 and the folding door 3; the first door leaf 31, the second door leaf 32 and the third door leaf 33 are folded, at the moment, the sliding wheel 42 slides along the sliding rail 22, and the limiting wheel 52 slides in the limiting groove 23; thereby realize being convenient for open the door, reduce the effect in the occupation of land space of door.
When the door is opened, the limiting convex ball 611 is inserted into the positioning groove 621 to protect the side walls of the first door leaf 31 and the second door leaf 32 from being impacted with each other; when the folding door 3 is blown by wind, the elastic hemisphere 622 abuts against the side wall of the limiting convex ball 611, so that the limiting convex ball 611 is held between the two positioning blocks 621, and the folding door 3 is kept in a folded state.
The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment without inventive contribution as required after reading the present specification, but all of them are protected by patent laws within the scope of the claims of the present invention.
Claims (8)
1. A sunlight room with a folding door comprises a roof (1), wherein a door frame (2) is arranged below the roof (1), and a rotating door (21) is rotatably arranged in the door frame (2); the method is characterized in that: a folding door (3) is installed in the door frame (2), and the folding door (3) comprises a first door leaf (31), a second door leaf (32) and a third door leaf (33); the side wall, far away from the rotating door (21), of the third door leaf (33) is rotatably connected with the inner side wall of the door frame (2), a sliding device (4) is arranged at the bottom between the first door leaf (31) and the second door leaf (32), and the sliding device (4) comprises a sliding block (41) and a plurality of sliding wheels (42); two side walls of the sliding block (41) are respectively and rotatably connected with the side walls of the first door leaf (31) and the second door leaf (32), and two sliding rails (22) for the sliding wheels (42) to slide are arranged on the bottom wall of the door frame (2) along the length direction of the bottom wall; a limiting device (5) is arranged at the top between the first door leaf (31) and the second door leaf (32), and the limiting device (5) comprises an installation block (51) and a plurality of limiting wheels (52); two side walls of the mounting block (51) are respectively rotatably connected with the side walls of the first door leaf (31) and the second door leaf (32), a limiting groove (23) is formed in the top wall of the door frame (2) along the length direction of the top wall, and a plurality of limiting wheels (52) can slide in the limiting groove (23); the side walls of the first door leaf (31) and the second door leaf (32) are provided with embedding grooves (312) in a penetrating mode along the height direction of the side walls, and the sliding blocks (41) and the mounting blocks (51) can be inserted into the embedding grooves (312).
2. The sunlight room with the foldable door as claimed in claim 1, wherein: fixing parts (412) are arranged above the sliding wheels (42), and the sliding wheels (42) are rotatably connected with the fixing parts (412); the bottom wall of the sliding block (41) is provided with a fixing groove (411) for inserting the top of the fixing piece (412); the inner side wall of the embedding groove (312) is provided with a first hiding groove (321) for the side wall of the fixing piece (412) to be inserted into.
3. The sunlight room with the foldable door as claimed in claim 2, wherein: a cleaning brush (413) is arranged on the side wall of the fixing piece (412), and the length of the cleaning brush (413) is smaller than the distance between the two opposite sliding wheels (42); the cleaning brush (413) can be in contact with the bottom wall of the door frame (2).
4. The sunlight room with the foldable door as claimed in claim 3, wherein: a cleaning plate (4131) is arranged on the side wall, facing the fixing piece (412), of the cleaning brush (413), and a cleaning groove (414) is formed in the height direction of the side wall, close to the cleaning brush (413), of the fixing piece (412); the cleaning plate (4131) is T-shaped, and the cleaning groove (414) is matched with the cleaning plate (4131) and can be inserted by the cleaning plate (4131).
5. The sunlight room with the foldable door as claimed in claim 4, wherein: the bottom wall of the fixed groove (411) is provided with a magnetic member (4141) which can be magnetically attracted with the cleaning plate (4131).
6. The sunlight room with the foldable door as claimed in claim 1, wherein: plug-in components (512) are arranged below the limiting wheels (52), and the tops of the plug-in components (512) are rotatably connected with the limiting wheels (52); the upper surface of the installation block (51) is provided with an insertion groove (511) for inserting the plug-in unit (512), and the inner side wall of the embedding groove (312) is provided with a second hidden groove (322) for inserting the side wall of the plug-in unit (512).
7. The sunlight room with the foldable door as claimed in claim 1, wherein: an anti-collision device (6) is arranged between the first door leaf (31) and the second door leaf (32), the anti-collision device (6) comprises a positioning rod (61) and a positioning plate (62), and the positioning rod (61) and the positioning plate (62) are respectively fixed on the side walls of the second door leaf (32) and the first door leaf (31); two positioning blocks (621) are mounted on the positioning plate (62), a limiting convex ball (611) is arranged on the end wall of the positioning rod (61) facing the positioning plate (62), and the limiting convex ball (611) can be inserted between the two positioning blocks (621).
8. The sunlight room with the foldable door as claimed in claim 7, wherein: two opposite side walls of the two positioning blocks (621) are respectively provided with an elastic hemisphere (622), the side wall of each positioning block (621) is provided with a mounting groove (623) for the elastic hemisphere (622) to be inserted into, and an extension plate (6221) which can be abutted against the inner side wall of the mounting groove (623) is integrally formed on the side wall of the elastic hemisphere (622) in the mounting groove (623); the positioning block (621) is provided with an inserting groove (624) along the width direction thereof, the mounting groove (623) is communicated with the inserting groove (624), an elastic piece (6231) is arranged in the mounting groove (623), one end of the elastic piece (6231) is abutted against the extension plate (6221), and the other end of the elastic piece is abutted against the inner side wall of the inserting groove (624); two inserting blocks (6241) are fixed on the positioning plate (62), and the inserting blocks (6241) can be inserted into the inserting grooves (624).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922072579.3U CN211549402U (en) | 2019-11-26 | 2019-11-26 | Take folding door's sunshine room |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922072579.3U CN211549402U (en) | 2019-11-26 | 2019-11-26 | Take folding door's sunshine room |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211549402U true CN211549402U (en) | 2020-09-22 |
Family
ID=72503084
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922072579.3U Expired - Fee Related CN211549402U (en) | 2019-11-26 | 2019-11-26 | Take folding door's sunshine room |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211549402U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112983162A (en) * | 2021-03-10 | 2021-06-18 | 广东图特家居科技股份有限公司 | Hinge installation self-locking assembly, pulley block quick-assembly mechanism and folding sliding door |
-
2019
- 2019-11-26 CN CN201922072579.3U patent/CN211549402U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112983162A (en) * | 2021-03-10 | 2021-06-18 | 广东图特家居科技股份有限公司 | Hinge installation self-locking assembly, pulley block quick-assembly mechanism and folding sliding door |
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Legal Events
| 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: 20200922 Termination date: 20211126 |
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| CF01 | Termination of patent right due to non-payment of annual fee |