CN210439312U - Side slope building structure - Google Patents
Side slope building structure Download PDFInfo
- Publication number
- CN210439312U CN210439312U CN201921217922.2U CN201921217922U CN210439312U CN 210439312 U CN210439312 U CN 210439312U CN 201921217922 U CN201921217922 U CN 201921217922U CN 210439312 U CN210439312 U CN 210439312U
- Authority
- CN
- China
- Prior art keywords
- plate
- positioning
- slope
- blocks
- building structure
- 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
- 238000003780 insertion Methods 0.000 claims description 7
- 239000000789 fastener Substances 0.000 claims description 5
- 230000000694 effects Effects 0.000 abstract description 6
- 230000001965 increased Effects 0.000 description 11
- 230000001681 protective Effects 0.000 description 5
- 238000010276 construction Methods 0.000 description 4
- 239000011159 matrix material Substances 0.000 description 3
- 239000002965 rope Substances 0.000 description 3
- 230000002633 protecting Effects 0.000 description 2
- 229920000742 Cotton Polymers 0.000 description 1
- 241001464837 Viridiplantae Species 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002708 enhancing Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 230000003014 reinforcing Effects 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Abstract
The utility model relates to a side slope building structure, which comprises a slope body and a plurality of frames, wherein each frame comprises a top plate, a bottom plate and two sloping plates arranged between the top plate and the bottom plate, and two ends of each sloping plate are respectively hinged with the top plate and the bottom plate; the top plate and the bottom plate are both provided with a plurality of through holes, positioning piles are installed in the through holes and extend downwards into the slope body, positioning blocks are arranged at the tops of the positioning piles, stop blocks are formed at the bottoms of the through holes, forming internal threads in the through holes and threaded with studs, and the studs act on the positioning blocks to enable the positioning blocks to be abutted against the stop blocks; a connecting plate is arranged between the inclined plates, an inserting rod is arranged at the bottom of the connecting plate, and the inserting rod and the end surface of the connecting plate are vertical and inserted into the slope body; the adjacent frames are connected through a connecting piece. The utility model discloses have the slope and be convenient for adjust, can be applicable to the effect of the side slope of different slopes.
Description
Technical Field
The utility model belongs to the technical field of geotechnical engineering's technique and specifically relates to a side slope building structure is related to.
Background
At present, a side slope refers to a slope surface with a certain slope and formed on two sides of a roadbed to ensure the stability of the roadbed. The plants paved and planted on the side slope are generally called as the revetment. The slope management is a disaster prevention project with complex technology and difficult construction. With the rapid development of highway construction and the increasing of large key engineering projects, slope management is more and more prominent. Along with the continuous increase of engineering construction scale, the height of the side slope is increased, the complexity is increased, and the technical requirements for treating the side slope are higher and higher.
The prior art is as provided by patent application with publication number CN208039277U, a slope reinforcement device, which comprises fastening anchor rods, a waterproof layer, a protective net, a matrix layer and a geocell layer, wherein a plurality of fastening anchor rods are uniformly embedded on the slope, the waterproof layer is arranged at the outer side end of the slope, a protective mesh layer is arranged at the outer side end of the waterproof layer, the matrix layer is arranged at the outer side end of the protective mesh layer, the geocell layer is arranged at the outer side end of the matrix layer, a plurality of geocell holes are uniformly arranged at the outer side end of the geocell layer, the top end of the fastening anchor rod is fixedly connected with a rod cap, a plurality of snap rings are uniformly arranged at the left side end of the fastening anchor rod, a thread rope is fixedly connected on the snap rings, and the other end of the thread rope is fixedly connected with a limiting rod; the utility model improves the overall stability and shock resistance by arranging the confining anchor rod, and the confining anchor rod is connected with the protective net layer through the cotton rope and the limiting rod, thereby enhancing the stability of the protective net layer and reducing the sideslip property of the side slope; through setting up geotechnological check room layer, can realize planting flowers and trees on the side slope, improve the afforestation area of highway.
The above prior art solutions have the following drawbacks: the major structure of side slope sets up to circular-arc for cooperate with the side slope, but present most of side slopes all design the inclined plane rather than the curved surface for the slope of slope, and reinforcing apparatus need cooperate the domatic use of fixed shape and radian, can not protect the side slope of different slopes, is unfavorable for reuse.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a side slope building structure has the slope and is convenient for adjust, can be applicable to the effect of the side slope of different slopes.
The above technical purpose of the present invention can be achieved by the following technical solutions:
a side slope building structure comprises a slope body and a plurality of frames, wherein each frame comprises a top plate, a bottom plate and two inclined plates arranged between the top plate and the bottom plate, and two ends of each inclined plate are respectively hinged with the top plate and the bottom plate; the top plate and the bottom plate are both provided with a plurality of through holes, positioning piles are installed in the through holes and extend downwards into the slope body, positioning blocks are arranged at the tops of the positioning piles, stop blocks are formed at the bottoms of the through holes, forming internal threads in the through holes and threaded with studs, and the studs act on the positioning blocks to enable the positioning blocks to be abutted against the stop blocks; a connecting plate is arranged between the inclined plates, an inserting rod is arranged at the bottom of the connecting plate, and the inserting rod and the end surface of the connecting plate are vertical and inserted into the slope body; the adjacent frames are connected through a connecting piece.
By adopting the technical scheme, the frame main body is formed by the top plate, the bottom plate and the inclined plate structure between the top plate and the bottom plate, two ends of the inclined plate are hinged with the bottom plate and the top plate, and the angle of the inclined plate can be changed by rotating after the frame is disassembled, so that the inclined plate is suitable for side slopes with different gradients; the structure of the positioning pile is used for fixing the structure of the bottom plate and the top plate on the side slope, the insertion rod on the inclined plate is used for inserting into the slope body and fixing the slope body, and the frame can be used for protecting the slope body after being installed and constructed on the slope body, so that the stability of the slope body structure is improved; the parts between the connecting plates can be used for planting green plants, so that water and soil loss is reduced; when being under construction, through adjusting the frame alright with constructing, it is more convenient to operate, can also be used for other side slopes after will pegging graft pole and spud take off simultaneously, and overall structure uses the frame that the frame spliced each other to constitute, is convenient for transport and processing.
The utility model discloses further set up to: the connecting piece comprises L-shaped splicing blocks arranged on the side faces of the top plate and the bottom plate and splicing grooves arranged on adjacent frames, and the L-shaped splicing blocks are abutted to the inner walls of the splicing grooves.
Through adopting above-mentioned technical scheme, the structure that has increased L shape splice block and splice groove cooperatees, and the butt is carried out to the inner wall of L shape splice block and splice groove, has played better spacing effect, and interact between adjacent bottom plate and the roof, the overall structure of frame is more stable.
The utility model discloses further set up to: the swash plate includes the expansion plate of many mutual concatenations, and the expansion plate tip is fixed with the connecting rod, and adjacent expansion plate tip is provided with the spread groove with connecting rod complex, connecting rod and spread groove inner wall butt, connecting rod and adjacent expansion plate swing joint and be provided with the fastener of injecing the connecting rod position on the connecting rod.
Through adopting above-mentioned technical scheme, increased and set up the swash plate into telescopic structure, realized connecting through connecting rod and spread groove between the expansion plate of many places, carry out the connecting rod and can carry out the adjustment of the whole length of swash plate for the slip of spread groove, changed the holistic length of frame, be convenient for cooperate with the slope of the domatic length of difference.
The utility model discloses further set up to: the fastener is including installing the bolt on the connecting rod, and the spread groove both sides are seted up with the outside one-tenth hole that switches on of spread groove, and the bolt passes one-tenth hole and is connected with supporting nut, and the nut of nut and bolt carries out the butt with the expansion plate both sides respectively.
Through adopting above-mentioned technical scheme, the structure that has increased bolt and nut is as the fastener, and the bolt passes a shape hole and connecting rod, installs the structure of nut on the bolt, and nut are used in the swash plate both sides respectively when screwing the nut, are in the same place connecting rod and down tube are fixed, have played better fastening position effect.
The utility model discloses further set up to: two insertion rods are arranged on the connecting plate, penetrate through the connecting plate and extend into the slope body; the inserted bar top is provided with the locating plate, and locating plate one end carries out threaded connection through screw and connecting plate, and the other end is provided with the connection piece, and connection piece and swash plate carry out threaded connection.
Through adopting above-mentioned technical scheme, increased the structure of the connecting plate at inserted bar top, the connecting plate carries out threaded connection with connecting plate and swash plate respectively, when going on fixing the inserted bar, has still strengthened being connected between connecting plate and the swash plate, and holistic structure is more stable.
The utility model discloses further set up to: the positioning pile is provided with inserting blocks at the periphery, the inserting blocks are provided with inclined planes, and the inclined directions of the inclined planes incline downwards from the periphery to the center of the positioning pile.
Through adopting above-mentioned technical scheme, increased the structure of inserting the piece on the spud, increased the area of being connected between spud and the slope body, the structure of spud and frame is more stable.
The utility model discloses further set up to: the top of the stud is provided with an inner hexagonal groove.
By adopting the technical scheme, the structure of the inner hexagonal groove is added, and the stud can be conveniently installed and detached on a matched plate.
To sum up, the utility model discloses a beneficial technological effect does:
1. the slope protection structure is formed by mutually spliced frames, a bottom plate and a top plate on each frame are used for fixing a slope body, an inclined plate between the bottom plate and the top plate is hinged with the bottom plate and the top plate, the slope protection structure can be suitable for slopes with different angles by changing the angle of the inclined plate, and the applicability is better;
2. the frames are fixed through the connecting piece, and after the bottom plate and the top plate are connected, the frames interact with each other, so that the overall structure is more stable and is not easy to separate from a slope body;
3. the swash plate adopts the structure of expansion plate, can carry out length adjustment, after the angle change of carrying out the swash plate, can be applicable to different slopes through changing out length.
Drawings
Fig. 1 is a schematic view of the main structure of the present invention;
FIG. 2 is a schematic diagram of the middle frame structure of the present invention;
FIG. 3 is a schematic cross-sectional view of the middle sole plate structure of the present invention;
fig. 4 is the utility model discloses well swash plate concatenation sketch map.
Reference numerals: 1. a slope body; 2. a top plate; 3. a base plate; 4. a sloping plate; 41. a retractable plate; 42. a connecting rod; 43. connecting grooves; 44. a hole; 45. a bolt; 5. a through hole; 51. a stopper; 52. a stud; 6. positioning the pile; 61. inserting a block; 7. a connecting plate; 8. a plug rod; 81. positioning a plate; 82. connecting sheets; 9. l-shaped splicing blocks; 91. and (6) splicing the grooves.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Referring to fig. 1, for the utility model discloses a side slope building structure slope body 1 and a plurality of frames of installing on slope body 1, the frame is horizontal arrangement and is connected through the connecting piece on slope body 1.
Referring to fig. 1 and 2, the frame comprises a top plate 2 and a bottom plate 3, the top plate 2 and the bottom plate 3 are parallel to each other, an inclined plate 4 is arranged between the bottom plate 3 and the top plate 2, the inclined plate 4 is arranged between the bottom plate 3 and the top plate 2 and is located at the end of the top plate 2 and the end of the bottom plate 3, the top and the bottom of the inclined plate 4 are respectively hinged with the top plate 2 and the bottom plate 3, and the rotation center line of the hinged part is arranged along the length direction of the top plate 2.
Referring to fig. 2 and 3, in order to facilitate connection between the frame and the side slope, through holes 5 are formed in the bottom plate 3 and the top plate 2, positioning piles 6 are installed in the through holes 5, the positioning piles 6 penetrate through the through holes 5 and extend downwards into the slope body 1, positioning blocks are formed at the tops of the positioning piles 6, stop blocks 51 are formed at the bottoms of the through holes 5, studs 52 are installed in the through holes 5 through forming internal threads and threads, the studs 52 are screwed after the positioning piles 6 are inserted into the slope body 1, the studs 52 act on the positioning blocks to enable the positioning blocks to abut against the stop blocks 51, the positions of the positioning piles 6 are fixed, and the fixing effect on the bottom plate 3 and the top plate 2 is achieved. The top of the stud 52 is provided with a hexagon socket, which is convenient for being assembled and disassembled by matching with a wrench. The welding has inserted the piece 61 around the spud 6 bottom, inserts the shaping of piece 61 bottom and has the inclined plane, and the incline direction on inclined plane is from 8 centers of peg graft pole to the tilt up all around, has increased the structure of inserting piece 61 and has increased the connection between spud 6 and the slope body 1, has strengthened the stability of connecting.
Referring to fig. 2 and 4, in order to facilitate the use of the sloping plate 4 in cooperation with different slopes, the sloping plate 4 adopts a telescopic structure, and the telescopic structure is as follows: the swash plate 4 includes that the concatenation of the expansion plate 41 of many mutual concatenations forms, and expansion plate 41 end fixing has connecting rod 42, and adjacent expansion plate 41 tip seted up with connecting rod 42 complex spread groove 43, connecting rod 42 and spread groove 43 swing joint and the inner wall of connecting rod 42 and spread groove 43 carries out the butt. The length of the whole swash plate 4 can be adjusted by the movable connecting rod 42 and the expansion plate 41. A hole 44 is formed in each of two sides of the connecting groove 43, the hole 44 is arranged along the length direction of the expansion plate 41, a bolt 45 is mounted on the connecting rod 42, the bolt 45 penetrates through the connecting rod 42 and the hole 44 and is connected with a matched nut, positioning between the connecting rod 42 and the expansion plate 41 can be achieved after the nut is screwed, and the length of the inclined plate 4 is fixed. The length of the inclined plate 4 is adjusted to enable the frame to be suitable for the slope body 1 with different slope surface lengths.
Referring to fig. 3 and 4, adjacent frames are connected by a connecting piece, the connecting piece comprises L-shaped splicing blocks 9 located on the side faces of the top plate 2 and the bottom plate 3 and splicing grooves 91 formed in the adjacent frames, the splicing grooves 91 are located at the bottoms of the adjacent top plate 2 and the bottom plate 3, the L-shaped splicing blocks 9 are abutted to the inner walls of the splicing grooves 91, connection between the adjacent frames is achieved, and stability of the whole structure is higher.
Referring to fig. 3 and 4, a connecting plate 7 is fixedly connected between the telescopic plates 41, and the connecting plate 7 is parallel to the bottom plate 3 and the top plate 2. Two insertion rods 8 are arranged on the connecting plate 7, and the insertion rods 8 are positioned at the positions, close to the inclined plate 4, of the connecting plate 7. The inserting rod 8 and the connecting plate 7 are perpendicular and penetrate through the connecting plate 7 to be inserted into the slope body 1, the positioning plate 81 is fixed at the top of the inserting rod 8, the screws are installed at the positions, close to each other, of the two positioning plates 81 on the same connecting plate 7, and the positioning plates 81 are in threaded connection with the connecting plate 7 through the screws. The locating plate 81 is kept away from each other and is formed with a connecting sheet 82, and the connecting sheet 82 is in threaded connection with the expansion plate 41 through a screw, so that the position of the plug rod 8 is fixed, and the structural strength of the frame is improved.
The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.
Claims (7)
1. The utility model provides a side slope building structure, includes slope body (1) and a plurality of frame, its characterized in that: the frame comprises a top plate (2), a bottom plate (3) and two inclined plates (4) arranged between the top plate and the bottom plate, wherein two ends of each inclined plate (4) are respectively hinged with the top plate (2) and the bottom plate (3); the top plate (2) and the bottom plate (3) are respectively provided with a plurality of through holes (5), positioning piles (6) are installed in the through holes (5), the positioning piles (6) extend downwards into the slope body (1), a positioning block is arranged at the top of each positioning pile (6), a stop block (51) is formed at the bottom of each through hole (5), a stud (52) is installed in each through hole (5) in a forming internal thread and in a threaded mode, and the studs (52) act on the positioning blocks to enable the positioning blocks to be abutted to the stop blocks (51); a connecting plate (7) is arranged between the inclined plates (4), an inserting rod (8) is arranged at the bottom of the connecting plate (7), and the end surfaces of the inserting rod (8) and the connecting plate (7) are vertical and inserted into the slope body (1); the adjacent frames are connected through a connecting piece.
2. A slope building structure according to claim 1, wherein: the connecting piece comprises L-shaped splicing blocks (9) arranged on the side faces of the top plate (2) and the bottom plate (3) and splicing grooves (91) arranged on adjacent frames, and the L-shaped splicing blocks (9) are abutted to the inner walls of the splicing grooves (91).
3. A slope building structure according to claim 1, wherein: the inclined plate (4) comprises a plurality of mutually spliced expansion plates (41), connecting rods (42) are fixed at the end parts of the expansion plates (41), connecting grooves (43) matched with the connecting rods (42) are formed in the end parts of the adjacent expansion plates (41), the inner walls of the connecting rods (42) and the connecting grooves (43) are abutted, and the connecting rods (42) are movably connected with the adjacent expansion plates (41) and provided with fasteners for limiting the positions of the connecting rods (42).
4. A slope building structure according to claim 3, wherein: the fastener is including installing bolt (45) on connecting rod (42), and a hole (44) that switch on with connecting groove (43) outside is seted up to connecting groove (43) both sides, and bolt (45) pass a hole (44) and are connected with supporting nut, and the nut of nut and bolt (45) carries out the butt with expansion plate (41) both sides respectively.
5. A slope building structure according to claim 1, wherein: two insertion rods (8) are arranged on the connecting plate (7), and the insertion rods (8) penetrate through the connecting plate (7) and extend into the slope body (1); the top of the insertion rod (8) is provided with a positioning plate (81), one end of the positioning plate (81) is in threaded connection with the connecting plate (7) through a screw, the other end of the positioning plate is provided with a connecting plate (82), and the connecting plate (82) is in threaded connection with the inclined plate (4).
6. A slope building structure according to claim 1, wherein: inserting blocks (61) are fixed on the periphery of the positioning pile (6), inclined planes are arranged on the inserting blocks (61), and the inclined directions of the inclined planes incline downwards from the periphery to the center of the positioning pile (6).
7. A slope building structure according to claim 1, wherein: the top of the stud (52) is provided with an inner hexagonal groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921217922.2U CN210439312U (en) | 2019-07-29 | 2019-07-29 | Side slope building structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921217922.2U CN210439312U (en) | 2019-07-29 | 2019-07-29 | Side slope building structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210439312U true CN210439312U (en) | 2020-05-01 |
Family
ID=70407119
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921217922.2U Expired - Fee Related CN210439312U (en) | 2019-07-29 | 2019-07-29 | Side slope building structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210439312U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111636449A (en) * | 2020-06-24 | 2020-09-08 | 四川路桥建设集团交通工程有限公司 | Slope greening structure |
| CN112095635A (en) * | 2020-09-14 | 2020-12-18 | 合肥品瞻环保科技有限公司 | Construction method for slope protection engineering for comprehensive water and soil loss treatment |
| CN112376575A (en) * | 2020-11-07 | 2021-02-19 | 长沙理工大学 | Slope supporting structure for excavation of pier foundation pit of steep slope section |
| CN113404066A (en) * | 2021-05-31 | 2021-09-17 | 长江岩土工程有限公司 | Combined retaining structure suitable for stable side slope supporting |
| CN113863338A (en) * | 2021-11-16 | 2021-12-31 | 中交投资南京有限公司 | A landslide prevention device for highway's side slope |
| CN114032929A (en) * | 2021-11-25 | 2022-02-11 | 重庆志桓生态环境科技有限公司 | Damaged side slope ecological remediation soil and water conservation device |
-
2019
- 2019-07-29 CN CN201921217922.2U patent/CN210439312U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111636449A (en) * | 2020-06-24 | 2020-09-08 | 四川路桥建设集团交通工程有限公司 | Slope greening structure |
| CN111636449B (en) * | 2020-06-24 | 2021-09-28 | 四川路桥建设集团交通工程有限公司 | Slope greening structure |
| CN112095635A (en) * | 2020-09-14 | 2020-12-18 | 合肥品瞻环保科技有限公司 | Construction method for slope protection engineering for comprehensive water and soil loss treatment |
| CN112376575A (en) * | 2020-11-07 | 2021-02-19 | 长沙理工大学 | Slope supporting structure for excavation of pier foundation pit of steep slope section |
| CN113404066A (en) * | 2021-05-31 | 2021-09-17 | 长江岩土工程有限公司 | Combined retaining structure suitable for stable side slope supporting |
| CN113404066B (en) * | 2021-05-31 | 2022-08-05 | 长江岩土工程有限公司 | Combined retaining structure suitable for stable side slope supporting |
| CN113863338A (en) * | 2021-11-16 | 2021-12-31 | 中交投资南京有限公司 | A landslide prevention device for highway's side slope |
| CN114032929A (en) * | 2021-11-25 | 2022-02-11 | 重庆志桓生态环境科技有限公司 | Damaged side slope ecological remediation soil and water conservation device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN210439312U (en) | Side slope building structure | |
| CN201080611Y (en) | Rock texture slope stereo afforestation frame work | |
| CN109056756B (en) | A kind of suspension device and its construction method of High water cut side slope | |
| CN102011408B (en) | Wire pole base embedded in pit | |
| CN108914950B (en) | Slope greening protection method and protection device | |
| CN214939854U (en) | Ecological slope protection structure | |
| CN112302038B (en) | Collapsible loess slope protective structure | |
| CN210262920U (en) | Multi-functional water conservancy slope protection net | |
| CN108330935B (en) | Mount is laid fast to hilly area irrigation's drainage channel | |
| CN206646531U (en) | A kind of side slope ecological protection structure | |
| CN202672183U (en) | Grass-planting type retaining block capable of being combined freely and segmental retaining wall | |
| CN217580225U (en) | Ecological slope protection reinforced structure | |
| CN214219562U (en) | Ecological river levee keeps off ecological chain bank protection module of soil | |
| CN217679153U (en) | Foundation engineering side slope support reinforcing apparatus | |
| CN211922658U (en) | Flexible ecological slope protection graticule mesh | |
| CN209277177U (en) | A kind of cross highway slope protection structure | |
| CN211229000U (en) | Assembled outer wall of post frame support system | |
| CN213114502U (en) | Hydraulic engineering construction concrete slope wall | |
| CN204608803U (en) | A kind of bolt support high gradient slope is with planting raw groove structure | |
| CN216515661U (en) | Garden engineering construction foundation ditch compaction fill structure | |
| CN216552018U (en) | Highway design side slope barricade afforestation protective structure | |
| CN211973525U (en) | Rare earth trace land side slope ecological protection facility | |
| CN218148421U (en) | Strip mine side slope protective structure | |
| CN211006686U (en) | Deep foundation pit supporting structure | |
| CN211421332U (en) | Groove slope trimming, measuring and positioning tool |
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: 20200501 Termination date: 20210729 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |