CN203795405U - Water storage and soil fixation micro moistening protection grating - Google Patents
Water storage and soil fixation micro moistening protection grating Download PDFInfo
- Publication number
- CN203795405U CN203795405U CN201420030799.4U CN201420030799U CN203795405U CN 203795405 U CN203795405 U CN 203795405U CN 201420030799 U CN201420030799 U CN 201420030799U CN 203795405 U CN203795405 U CN 203795405U
- Authority
- CN
- China
- Prior art keywords
- drip irrigation
- protective grille
- water
- irrigation pipe
- retaining
- 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
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 42
- 239000002689 soil Substances 0.000 title abstract description 30
- 238000003973 irrigation Methods 0.000 claims abstract description 55
- 230000002262 irrigation Effects 0.000 claims abstract description 55
- 230000001681 protective effect Effects 0.000 claims description 61
- 239000007787 solid Substances 0.000 claims description 22
- 230000015572 biosynthetic process Effects 0.000 claims description 3
- 239000004575 stone Substances 0.000 abstract description 4
- 239000002356 single layer Substances 0.000 abstract 2
- 238000004519 manufacturing process Methods 0.000 abstract 1
- 238000012423 maintenance Methods 0.000 description 12
- 239000000463 material Substances 0.000 description 7
- 238000000034 method Methods 0.000 description 6
- 230000000694 effects Effects 0.000 description 5
- 230000008569 process Effects 0.000 description 4
- 238000010276 construction Methods 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000004744 fabric Substances 0.000 description 2
- 239000004746 geotextile Substances 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 235000015097 nutrients Nutrition 0.000 description 2
- 235000016709 nutrition Nutrition 0.000 description 2
- 238000001556 precipitation Methods 0.000 description 2
- 238000012216 screening Methods 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 238000005728 strengthening Methods 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000005056 compaction Methods 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 239000008399 tap water Substances 0.000 description 1
- 235000020679 tap water Nutrition 0.000 description 1
- 239000002351 wastewater Substances 0.000 description 1
Landscapes
- Revetment (AREA)
Abstract
The utility model discloses a water storage and soil fixation micro moistening protection grating which comprises protection grating drip irrigation pipes. The protection grating drip irrigation pipes are staggered to form a net structure, single-layer hollowed connecting openings are formed in the connecting positions of the protection grating drip irrigation pipes, grating fixing anchor rods are arranged in the single-layer hollowed connecting openings, small drip irrigation holes are formed in the lower portions of the protection grating drip irrigation pipes, water storage devices are arranged on the upper portions of the protection grating drip irrigation pipes, water outlets are formed in the protection grating drip irrigation pipes, the water outlets are formed in the water storage devices, water outlet covering sheets are arranged on the protection grating drip irrigation pipes, water control pull ropes are arranged above the protection grating drip irrigation pipes and are fixedly arranged on the water outlet covering sheets, pull rope fixing rods are arranged on the outer sides of the protection grating drip irrigation pipes, and one ends of the water control pull ropes are fixedly arranged on the pull rope fixing rods. The water storage and soil fixation micro moistening protection grating can fix a roadbed or a dam, mountain protecting slopes and other soil, soil and stone are prevented from sliding off, the soil can be moistened, plants can be irrigated and maintained, meanwhile, the operation is easy, manufacturing cost is low, and obvious economic benefits are achieved.
Description
Technical field
The utility model belongs to civil works technical field, is specifically related to the solid native micro-profit protective grille of retaining.
Background technology
At present, in the civil workss such as reinforcing road bed, dykes and dams, often adopt the material of grid and so on to geotechnological main body is protected.In addition, in civil engineering, Environmental Engineering, the reinstatement works too of living and in the retaining wall of extensive use in afforesting and beautifying project also in a large amount of protective grille of using.But the grid function of prior art products application is all very single, only can play the effect of protection, reinforcement.In the ecological revetment engineering certain, tradition grid only can be fixed slope body or additional some materials (as ecology bag), the plant that it is planted for afforesting, beautifying the environment, maintenance, pouring have just become problem, as loaded down with trivial details in the process of watering, water intaking inconvenience, cost manpower and materials are more etc.And pouring institute water is likely from living water use, like this can a large amount of waste water resources, thus ecological, green environment are damaged.
It is 201320219255.8 that China national Department of Intellectual Property has announced application number on November 20th, 2013, utility model name is called grizzly level draining expanded metals, it is characterized in that, comprise grid, grid is provided with some band drains that are installed on grid, band drain is provided with some permeable holes, and band drain end establishes one and the permeability cell that is communicated with of each band drain; On band drain head end, establish the flexible pipe that connects each band drain, the junction surface sealing of flexible pipe and band drain.In the utility model, pouring is a large problem, and grid cannot moisten soil, pouring maintenance plant well.
It is 200420027185.7 that China national Department of Intellectual Property has announced application number on January 18th, 2006, utility model name is called a kind of drainage geogrid, it is characterized in that: it is by zinc-plated electric welding gauze wire cloth, draining gauze pad and non-woven geotextile is compound makes, wherein zinc-plated electric welding steel wire and draining gauze pad are bonded by thermal into one, then at the bonding last layer in the surface of draining gauze pad the non-woven geotextile with fabric width.In the utility model, cannot solve equally this large problem of pouring, grid cannot moisten soil, pouring maintenance plant well, will cause so a large amount of tap water of artificial use to water, and has wasted water resource.
Utility model content
The utility model object is to solve the above-mentioned technical problem existing in prior art, provide a kind of and can meet the fixedly soil such as roadbed or dykes and dams, massif bank protection, prevent native stone landing, can moisten again the solid native micro-profit protective grille of retaining of soil, pouring maintenance plant.
In order to solve the problems of the technologies described above, the utility model adopts following technical scheme:
The solid native micro-profit protective grille of retaining, it is characterized in that: comprise protective grille drip irrigation pipe, the interlaced formation net structure of protective grille drip irrigation pipe, protective grille drip irrigation pipe junction is provided with the handing-over mouthful of individual layer hollow out, in individual layer hollow out handing-over mouth, be provided with grid fixing anchor bar, the below of protective grille drip irrigation pipe is provided with drip irrigation aperture, the top of protective grille drip irrigation pipe is provided with water-storing device, protective grille drip irrigation pipe is provided with delivery port, delivery port is located in water-storing device, protective grille drip irrigation pipe is provided with delivery port cover plate, the top of protective grille drip irrigation pipe is provided with control water pull rope, control water pull rope is fixed on delivery port cover plate, the outside of protective grille drip irrigation pipe is provided with stay cord fixed bar, one end of control water pull rope is fixed on stay cord fixed bar.
Further, one end of control water pull rope is provided with retaining collar, and retaining collar is enclosed within on stay cord fixed bar.
Further, stay cord fixed bar comprises vertical rod part and cross bar part, and retaining collar is enclosed within vertical rod part.
Further, delivery port cover plate and delivery port match.
Further, the bottom of delivery port cover plate is provided with switch spring.
Further, switch spring is fixed in protective grille drip irrigation pipe.
Further, grid fixing anchor bar comprises pole cap and the body of rod, and pole cap and the handing-over mouthful of individual layer hollow out match, and the cross-sectional area of the body of rod reduces gradually.
Further, control water pull rope runs through in each water-storing device in same horizontally-arranged.
Further, the cross-sectional area of water-storing device zone line is greater than the cross-sectional area at water-storing device two ends.
Further, the opening of water-storing device is ellipticity.
The utility model, owing to having adopted technique scheme, has following beneficial effect:
1, adopt grid material, by the interlaced grid protective screening that forms of protective grille drip irrigation pipe, to geotechnological main body protect, strengthening action, meet the fixedly soil such as roadbed or dykes and dams, massif bank protection, prevent native stone landing;
2, in the utility model, be provided with water-storing device and simple pulling pouring stay cord, when rainwater arrives, control water pull rope is in relaxation state, delivery port cover plate seals delivery port completely, make water-storing device except the water inlet of top, remainder is all in air-tight state, and rainwater is collected and stored to water-storing device, there is no precipitation, plant needs in the situation of maintenance, workman can pull the retaining collar of grid end, retaining collar is pulled to the stay cord fixed bar place in the place ahead, and be inserted in bar, make it in tight stationary state, using mouth of a river cover plate opens in delivery port top, the rainwater storing in water-storing device is flowed in drip irrigation pipe grid, drip irrigation aperture by below slowly enters in soil again, thereby moisten soil, pouring maintenance plant, (and can in water-storing device, add desired nutritional liquid, make nutrient solution and the water inflow soil that is mixed, reach the convenient maintenance effect of plant), met the demand to the comprehensive maintenance of plant in slope protection works, and the larger operating process that has facilitated workman, also saved water resource, reached the reasonable utilization of resource, energy-conserving and environment-protective have been realized, the object of green ecological,
3, in grid fixing anchor bar, the cross-sectional area of the body of rod reduces gradually, facilitates grid fixing anchor bar to squeeze in the soil body by the individual layer hollow out handing-over mouthful of staying in advance, accelerating construction progress;
4, control water pull rope runs through in each water-storing device in same horizontally-arranged, be conducive to centralized Control each water-storing device in same horizontally-arranged, and one end of control water pull rope is provided with retaining collar, retaining collar is enclosed within on stay cord fixed bar, stay cord fixed bar comprises vertical rod part and cross bar part, the artificial pouring work (laterally once, longitudinally once) that only needs simple twice operation can complete whole graticule mesh, simple to operation;
5, the cross-sectional area of water-storing device zone line is greater than the cross-sectional area at water-storing device two ends, after collecting and store rainwater and finishing, water-storing device can be stably fixed in protective grille drip irrigation pipe, and the opening of water-storing device is ellipticity, when collecting rainwater, can prevent that larger foreign material from entering in water-storing device, avoids occurring clogging.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, the utility model is described in further detail:
Fig. 1 is the top view of the solid native micro-profit protective grille of the utility model retaining;
Fig. 2 is the upward view of the solid native micro-profit protective grille of the utility model retaining;
Fig. 3 is the structural representation of individual layer hollow out handing-over mouth in the utility model;
Fig. 4 is the structural representation of grid fixing anchor bar in the utility model;
Fig. 5 is the structural representation of water-storing device in the utility model;
Fig. 6 is the sectional drawing of the solid native micro-profit protective grille of the utility model retaining;
Fig. 7 is structural representation during water-storing device retaining in the utility model;
Fig. 8 is structural representation when water-storing device discharges water pouring in the utility model;
Fig. 9 is that the solid native micro-profit protective grille of the utility model retaining is laid schematic diagram;
Figure 10 is that the solid native micro-profit protective grille of the utility model retaining is laid schematic diagram;
Figure 11 is the structural representation of the utility model medium pulling rope fixed bar.
In figure, 1-protective grille drip irrigation pipe; The handing-over mouthful of 2-individual layer hollow out; 3-grid fixing anchor bar; 31-pole cap; The 32-body of rod; 4-drip irrigation aperture; 5-water-storing device; 6-delivery port; 7-delivery port cover plate; 8-control water pull rope; 9-stay cord fixed bar; 91-vertical rod part; 92-cross bar part; 10-retaining collar; 11-switch spring.
The specific embodiment
As shown in Figure 1 to 11, for the solid native micro-profit protective grille of the utility model retaining, comprise protective grille drip irrigation pipe 1, the interlaced formation net structure of protective grille drip irrigation pipe 1, the junction of protective grille drip irrigation pipe 1 is provided with individual layer hollow out handing-over mouth 2, in individual layer hollow out handing-over mouth 2, be provided with grid fixing anchor bar 3, grid fixing anchor bar 3 comprises pole cap 31 and the body of rod 32, pole cap 31 and individual layer hollow out handing-over mouth 2 match, the cross-sectional area of the body of rod 32 reduces gradually, facilitate grid fixing anchor bar 3 to squeeze in the soil body by the individual layer hollow out handing-over mouth 2 staying in advance, accelerating construction progress.The below of protective grille drip irrigation pipe 1 is provided with drip irrigation aperture 4, the top of protective grille drip irrigation pipe 1 is provided with water-storing device 5, the cross-sectional area of water-storing device 5 zone lines is greater than the cross-sectional area at water-storing device 5 two ends, after collecting and store rainwater and finishing, water-storing device 5 can be stably fixed in protective grille drip irrigation pipe 1, the opening of water-storing device 5 is ellipticity, when collecting rainwater, can prevent that larger foreign material from entering in water-storing device 5, avoids occurring clogging.Protective grille drip irrigation pipe 1 is provided with delivery port 6, delivery port 6 is located in water-storing device 5, protective grille drip irrigation pipe 1 is provided with delivery port cover plate 7, delivery port cover plate 7 and delivery port 6 match, while collecting rainwater, delivery port cover plate 7 can seal delivery port 6 completely, and the bottom of delivery port cover plate 7 is provided with switch spring 11, switch spring 11 is fixed in protective grille drip irrigation pipe 1, and switch spring 11 can play the effect that recovers mouth of a river cover plate 7.The top of protective grille drip irrigation pipe 1 is provided with control water pull rope 8, control water pull rope 8 is fixed on delivery port cover plate 7, control water pull rope passes through in 8 each water-storing device 5 of wearing in same horizontally-arranged, is conducive to centralized Control each water-storing device 5 in same horizontally-arranged.The outside of protective grille drip irrigation pipe 1 is provided with stay cord fixed bar 9, one end of control water pull rope 8 is provided with retaining collar 10, retaining collar 10 is enclosed within on stay cord fixed bar 9, stay cord fixed bar 9 comprises vertical rod part 91 and cross bar part 92, retaining collar 10 is enclosed within vertical rod part 91, the artificial pouring work (laterally once, longitudinally once) that only needs simple twice operation can complete whole graticule mesh, simple to operation.
The utility model Specific construction step comprises: first the soil body is carried out to certain compaction treatment, make the soil body smooth as much as possible smooth, be convenient to the smooth enforcement of next process; Then ready geotechnological nonwoven is closely layed on the soil body according to soil structures; And then on the nonwoven laying, lay the solid native micro-profit protective grille of the utility model retaining, and the solid native micro-profit protective grille of the utility model retaining can be laid flexibly according to the different structure of the soil body, can combine closely with the soil body; After whole laying, with grid fixing anchor bar, it is fixed, make the solid native micro-profit protective grille of retaining completely and soil body laminating, grid fixing anchor bar is consolidated by retaining the individual layer hollow hole that in native micro-profit protective grille, junction is stayed in advance and is squeezed in the soil body; After laying completes, water-storing device should be in soil body top, drip irrigation aperture is towards soil one side, with nonwoven close proximity, stay cord is in drip irrigation pipe top, opposing with dropper aperture, simultaneously in each water-storing device, one end is provided with a retaining collar, and retaining collar is according to circumstances enclosed within on stay cord fixed bar.
The utility model concrete operations are as follows: be provided with water-storing device and simple pulling pouring stay cord, when rainwater arrives, control water pull rope is in relaxation state, delivery port cover plate seals delivery port completely, make water-storing device except the water inlet of top, remainder is all in air-tight state, and rainwater is collected and stored to water-storing device; There is no precipitation, plant needs in the situation of maintenance, workman can pull the retaining collar of grid end, retaining collar is pulled to the stay cord fixed bar place in the place ahead, and be inserted in bar, make it in tight stationary state, use mouth of a river cover plate and open the top in delivery port, the rainwater storing in water-storing device is flowed in drip irrigation pipe grid, drip irrigation aperture by below slowly enters in soil again, after pouring, only need retaining collar be taken out from stay cord fixed bar, water-storing device just returns to sealing again can retaining state again.Thereby moisten soil, pouring maintenance plant, (and can in water-storing device, add desired nutritional liquid, make nutrient solution and the water inflow soil that is mixed, reach the convenient maintenance effect of plant), met the demand to the comprehensive maintenance of plant in slope protection works, and the larger operating process that has facilitated workman, water resource also saved, reach the reasonable utilization of resource, realized the object of energy-conserving and environment-protective, green ecological; Adopt grid material simultaneously, by the interlaced grid protective screening that forms of protective grille drip irrigation pipe, to geotechnological main body protect, strengthening action, meet the fixedly soil such as roadbed or dykes and dams, massif bank protection, prevent native stone landing.
These are only specific embodiment of the utility model, but technical characterictic of the present utility model is not limited to this.Anyly take the utility model as basis, for solving essentially identical technical problem, realize essentially identical technique effect, the simple change of having done, be equal to and replace or modification etc., be all covered by among protection domain of the present utility model.
Claims (10)
1. native micro-profit protective grille is consolidated in retaining, it is characterized in that: comprise protective grille drip irrigation pipe, the interlaced formation net structure of described protective grille drip irrigation pipe, described protective grille drip irrigation pipe junction is provided with the handing-over mouthful of individual layer hollow out, in described individual layer hollow out handing-over mouth, be provided with grid fixing anchor bar, the below of described protective grille drip irrigation pipe is provided with drip irrigation aperture, the top of described protective grille drip irrigation pipe is provided with water-storing device, described protective grille drip irrigation pipe is provided with delivery port, described delivery port is located in described water-storing device, described protective grille drip irrigation pipe is provided with delivery port cover plate, the top of described protective grille drip irrigation pipe is provided with control water pull rope, described control water pull rope is fixed on described delivery port cover plate, the outside of described protective grille drip irrigation pipe is provided with stay cord fixed bar, one end of described control water pull rope is fixed on described stay cord fixed bar.
2. the solid native micro-profit protective grille of retaining according to claim 1, is characterized in that: one end of described control water pull rope is provided with retaining collar, and described retaining collar is enclosed within on described stay cord fixed bar.
3. the solid native micro-profit protective grille of retaining according to claim 2, is characterized in that: described stay cord fixed bar comprises vertical rod part and cross bar part, and described retaining collar is enclosed within described vertical rod part.
4. the solid native micro-profit protective grille of retaining according to claim 1, is characterized in that: described delivery port cover plate and described delivery port match.
5. the solid native micro-profit protective grille of retaining according to claim 1, is characterized in that: the bottom of described delivery port cover plate is provided with switch spring.
6. the solid native micro-profit protective grille of retaining according to claim 5, is characterized in that: described switch spring is fixed in described protective grille drip irrigation pipe.
7. the solid native micro-profit protective grille of retaining according to claim 1, is characterized in that: described grid fixing anchor bar comprises pole cap and the body of rod, and described pole cap and the handing-over mouthful of described individual layer hollow out match, and the cross-sectional area of the described body of rod reduces gradually.
8. the solid native micro-profit protective grille of retaining according to claim 1, is characterized in that: described control water pull rope runs through in water-storing device described in each of same horizontally-arranged.
9. the solid native micro-profit protective grille of retaining according to claim 1, is characterized in that: the cross-sectional area of described water-storing device zone line is greater than the cross-sectional area at described water-storing device two ends.
10. the solid native micro-profit protective grille of retaining according to claim 9, is characterized in that: the opening of described water-storing device is ellipticity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420030799.4U CN203795405U (en) | 2014-01-18 | 2014-01-18 | Water storage and soil fixation micro moistening protection grating |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420030799.4U CN203795405U (en) | 2014-01-18 | 2014-01-18 | Water storage and soil fixation micro moistening protection grating |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203795405U true CN203795405U (en) | 2014-08-27 |
Family
ID=51377634
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420030799.4U Expired - Fee Related CN203795405U (en) | 2014-01-18 | 2014-01-18 | Water storage and soil fixation micro moistening protection grating |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203795405U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106332740A (en) * | 2016-08-31 | 2017-01-18 | 三峡大学 | Underground intelligent drip irrigation system for ecological remediation on high and steep slope and control method |
| CN110249845A (en) * | 2019-07-15 | 2019-09-20 | 大连地拓环境科技有限公司 | A kind of greening of high steep rock slope and maintenance system |
-
2014
- 2014-01-18 CN CN201420030799.4U patent/CN203795405U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106332740A (en) * | 2016-08-31 | 2017-01-18 | 三峡大学 | Underground intelligent drip irrigation system for ecological remediation on high and steep slope and control method |
| CN110249845A (en) * | 2019-07-15 | 2019-09-20 | 大连地拓环境科技有限公司 | A kind of greening of high steep rock slope and maintenance system |
| CN110249845B (en) * | 2019-07-15 | 2023-11-14 | 大连地拓环境科技有限公司 | High-steep rock slope greening and maintaining system |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106906888A (en) | A kind of residential quarter sponge urban facilities system | |
| CN106087632A (en) | A kind of laying brick having both row's water storage function based on sponge urban construction | |
| CN109267772A (en) | A kind of Ecological Landscape gallery and its workflow of intelligent three-dimensional rainwater reuse | |
| CN207904878U (en) | A kind of non-irrigated small stream with rainwater-collecting irrigation function | |
| CN107869179A (en) | Integrate the concave herbaceous field structure and method for accelerating diafiltration and water storage | |
| CN103758137A (en) | Parallel construction method for slope protection anti-erosion ecological blanks and slope protection structure | |
| CN109267626A (en) | A kind of landscape ecology rainwater recycle utilizes system | |
| CN209760147U (en) | A ecological bank protection for hydraulic engineering | |
| CN203795405U (en) | Water storage and soil fixation micro moistening protection grating | |
| CN205189099U (en) | Water storage device of collection, storage and cyclic utilization rainwater | |
| CN207362969U (en) | Rainwater garden | |
| CN205224055U (en) | Side slope | |
| CN208121687U (en) | Ecological riverway shore protection | |
| CN207362980U (en) | Biological detention area overflow weir | |
| CN206768590U (en) | Greenbelt rainwater utilization system under a kind of overpass | |
| CN205922310U (en) | System that utilizes is stored up to rainwater | |
| CN203334157U (en) | Composite rainwater blind drain capable of planting green plants on top | |
| CN211772539U (en) | Road green belt rainwater collecting and collecting sprinkling irrigation system | |
| CN211523802U (en) | A novel disconnected structure for building roofing rainwater | |
| CN210164024U (en) | Fill husky cable pit drainage system | |
| CN104213488B (en) | Compound rain-water drainage covered conduit canal and the construction method of green plants can be planted in top | |
| CN207295620U (en) | A kind of intelligent monitoring ecological revetment system for water conservancy | |
| CN203924016U (en) | A kind of agricultural drain system | |
| CN209227664U (en) | Radial pattern rain-water accumulating releases seepage well system | |
| CN203782720U (en) | Slope protection structure with anti-scour ecological blankets as foundation |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140827 Termination date: 20160118 |
|
| EXPY | Termination of patent right or utility model |