CN105735328B - Ventilation embankment step mortar flag stone completely spreads the construction method of bank protection - Google Patents
Ventilation embankment step mortar flag stone completely spreads the construction method of bank protection Download PDFInfo
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- CN105735328B CN105735328B CN201610258947.1A CN201610258947A CN105735328B CN 105735328 B CN105735328 B CN 105735328B CN 201610258947 A CN201610258947 A CN 201610258947A CN 105735328 B CN105735328 B CN 105735328B
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Classifications
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D17/00—Excavations; Bordering of excavations; Making embankments
- E02D17/20—Securing of slopes or inclines
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G9/00—Cultivation in receptacles, forcing-frames or greenhouses; Edging for beds, lawn or the like
- A01G9/02—Receptacles, e.g. flower-pots or boxes; Glasses for cultivating flowers
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D17/00—Excavations; Bordering of excavations; Making embankments
- E02D17/20—Securing of slopes or inclines
- E02D17/205—Securing of slopes or inclines with modular blocks, e.g. pre-fabricated
Abstract
The present invention relates to the construction method that ventilation embankment step mortar flag stone completely spreads bank protection, its concrete construction method are as follows：Preparation of construction, toe wall construction, slabstone construction, laying GSZ, backfill construction, laying reinforced mesh, mortar flag stone build by laying bricks or stones, lay clay layer, heat insulation layer construction and pavement structure construction.For the present invention by using above-mentioned technology, the construction method has reinforcement embankment resistance to overturning strong, improves subgrade rating and improves its intensity, effectively prevents rainwater to slope wash；It can prevent in air cold energy input slope soil, reduce the depth of freezing and frozen swell and melt settlement beam of side slope；The cold reserves in base, the stabilization of depot maintenace frozen soil can be improved.
Description
Technical field
The present invention relates to step mortar rubble masonry pavement technical field of structures, more particularly to High aititude severe cold Chong Dong areas to have
The ventilation embankment step mortar flag stone of insulation effect completely spreads the construction method of bank protection.
Background technology
Because the high ice content in the extremely unstable area of permafrost region especially high temperature make it that Permafrost thermal stability is poor, frost heave and thaw collapse
Property it is strong, easily occur roadbed side slope sink, deformation, cracking etc. disease.Thus it is guaranteed that the stability of Frozen Ground Area roadbed side slope is extremely
Close important.The subgrade engineering that Frozen Ground Area is built, under existing technology, economic condition, inevitably occur necessarily
Deformation.
Traditional step mortar flag stone revetment, skeleton bank protection, exist many difficult in construction in cold season, and do not adapt to
Deformation caused by Frozen-thawed cycled.The slabstone thickness completely spread due to existing side slope in the protection of step mortar flag stone is partially thin and do not set
Put spilled water hole, serious multigelation, bank protection are connected the combined cause such as bad, built road with roadbed filling soil in addition
Base station stepwise mortar flag stone completely spread protection be often damaged, and rate of decay comparatively fast, recovery project amount it is larger, repair compared with
For difficulty.
In consideration of it, needing badly at present, invention is a kind of to have reinforcement embankment resistance to overturning strong, improves subgrade rating and raising
Its intensity, effectively prevent rainwater to slope wash；It can prevent in air cold energy input slope soil, reduce side slope freezes depth
Degree and frozen swell and melt settlement beam；Can improve the cold reserves in base, depot maintenace frozen soil it is stable the features such as ventilation embankment step
Mortar flag stone completely spreads the construction method of bank protection.
The content of the invention
For the above-mentioned problems in the prior art, have it is an object of the invention to provide one kind and strengthen embankment entirety
Stability is strong, improves subgrade rating and improves its intensity, effectively prevents rainwater to slope wash；Air cold energy can be prevented defeated
Enter in slope soil, reduce the depth of freezing and frozen swell and melt settlement beam of side slope；The cold reserves in base, depot maintenace frozen soil can be improved
It is stable the features such as ventilation embankment step mortar flag stone completely spread the construction method of bank protection.
Described ventilation embankment step mortar flag stone completely spreads the construction method of bank protection, it is characterised in that concrete construction method
It is as follows：Preparation of construction, toe wall construction, ragstone layer laying, laying GSZ, backfill are constructed, lay reinforced mesh, grout
Slabstone builds by laying bricks or stones, lays clay layer, heat insulation layer construction and pavement structure construction.
Described ventilation embankment step mortar flag stone completely spreads the construction method of bank protection, it is characterised in that the ragstone layer paving
If including laying warming plate, laying soil arch layer, laying slabstone, laying anti-filter geotextiles and laying sand gravel.
Described ventilation embankment step mortar flag stone completely spreads the construction method of bank protection, it is characterised in that the insulation
Layer construction includes laying sand bedding course, laying warming plate and lays sand bedding course, and warming plate is arranged between two layers of sand bedding course.
Described ventilation embankment step mortar flag stone completely spreads the construction method of bank protection, it is characterised in that Specific construction includes
Following steps：
1）Toe wall is constructed：Frozen soil layer for many years is flattened, carries out toe wall excavation of foundation pit, in toe wall bottom and
Side sets one layer of heat preservation plate, one layer of heat preservation plate is also provided with the top of frozen soil layer, then supporting module carries out toe wall and spacing walls are poured
Build；
2）Ragstone layer is laid：In step 1）Warming plate top set one layer soil arch, soil arch on lay a synusia stone, piece
One layer of anti-filter geotextiles are set at the top of stone, it is levelling that one layer of sand gravel progress is then laid in anti-filter geotextiles；
3）Embankments construction：Embankments construction is carried out according to design requirement, in step 2）Sand gravel top lay one layer of geotechnique
Grid, then carry out embankment backfill construction；
4）Mortar flag stone is constructed：Bar-mat reinforcement first is set in the upper and lower layer step contact position of precast step mortar flag stone
Piece；With backfill native on embankment, while laying one layer of GSZ and backfill, one layer is poured along side slope direction in embankment
Step mortar flag stone, GSZ left end are cast in the step of step mortar flag stone, step mortar flag stone at least by
Two steps are formed, and reinforced mesh is arranged on upper and lower layer step contact position position；
5）Heat insulation layer is constructed：One layer of medium coarse sand bed course B is first laid at the top of embankment, it is heat-insulated then to lay one layer of heat preservation
Layer, then one layer of medium coarse sand bed course B is laid in heat insulation layer, finally carry out pavement structure construction.
Described ventilation embankment step mortar flag stone completely spreads the construction method of bank protection, it is characterised in that step 1）Middle insulation
One layer of medium coarse sand bed course A is laid between plate and frozen soil layer, one layer of medium coarse sand bed course A is set between toe wall and warming plate；It is spacing
Preformed hole is set on wall, reserved steel bar on toe wall, together with toe wall is poured with spacing walls by reserved steel bar.
Described ventilation embankment step mortar flag stone completely spreads the construction method of bank protection, it is characterised in that step 2）Middle slabstone
Thickness is 0.8-1.2mm.
Described ventilation embankment step mortar flag stone completely spreads the construction method of bank protection, it is characterised in that step 2）Middle soil arch
One layer of medium coarse sand bed course A is laid between warming plate；Laying anti-filter geotextiles at the top of slabstone, one layer of anti-filter geotextiles top laying
Sand gravel.
Described ventilation embankment step mortar flag stone completely spreads the construction method of bank protection, it is characterised in that step 4）Middle step
The lower section of the top bar of formula mortar flag stone is provided with drainpipe.
Described ventilation embankment step mortar flag stone completely spreads the construction method of bank protection, it is characterised in that step 4）Middle step
Formula mortar flag stone left end is provided with upward projection, and groove is formed between raised and step plane, one layer of fertile soil is laid in groove
And vegetation.
Described ventilation embankment step mortar flag stone completely spreads the construction method of bank protection, it is characterised in that step 5）Medium coarse sand
One layer of clay layer is laid between bed course B and embankment.
By using above-mentioned technology, compared with prior art, the present invention has the characteristics of following and beneficial effect：
1）The present invention makes bank protection have drop energy dissipating effect, it is downward to reduce upper water by using step mortar flag stone
The speed of trickling, so as to prevent the overall especially bottom slope erosion of side slope from damaging；
2）The present invention makes it by being connected in side slope surface using step mortar flag stone with reinforcement materials such as reinforced mesh
Reinforced earth mortar rubble masonry pavement structure is formed, can effectively prevent rainwater from being washed away to domatic, improve domatic service life；
3）The present invention, using the space between slabstone, makes protective slope structure layer using the slabstone of the restriction size of block stone structure
Large hole gap inside be present, the air in space has preferable thermal insulation function, thus greatly weakens in bank protection layer
Heat exchange process；
4）The present invention can eliminate Free water to side slope by using Base with Sand Gravel Cushion relatively concentrating, coordinating tapping pipe (hole)
The undue accumulation of bottom, so as to mitigate stone-laying bottom frost heave odds and degree, ensure the stabilization on stone-laying basis；
5）The left side of step mortar flag stone is provided with upward bulge-structure by the present invention, and the divot of excision is transplanted to platform
On stepwise mortar rubble masonry pavement, recover local ecological environment, improve its aesthetic measure.
Brief description of the drawings
Fig. 1 is that present invention ventilation embankment step mortar flag stone completely spreads protective slope structure schematic diagram；
Fig. 2 is that heat-insulation layer sets enlarged detail at A in Fig. 1；
Fig. 3 is that loaded filter sets enlarged detail at B in Fig. 1；
Fig. 4 is construction flow chart of the present invention.
In figure：1. frozen soil layer；2. medium coarse sand bed course A；3. warming plate；4. soil arch；5. slabstone；6. sand gravel；7. bottom is arranged
Ditch；8. toe wall；9. spacing walls；10. preformed hole；11. sand bedding course；12. GSZ；13. reinforced mesh；14. drainpipe；
15. step mortar flag stone；16. heat insulation layer；17. medium coarse sand bed course B；18. pavement structure；19. top gutter；20.
Embankment；21. anti-filter geotextiles；22. clay layer；23. fertile soil；24. vegetation；It is 25. raised.
Embodiment
Below in conjunction with Figure of description, the invention will be further described, but protection scope of the present invention is not limited in
This：
Present embodiment foundation trench excavates, backfilling material is compacted construction, template construction, concrete pouring construction technique etc. and belonged to
Known technology, just do not stated in this implementation tired, emphasis illustrates that the present invention relates to the embodiment of structure.
Fig. 1 is that present invention ventilation embankment step mortar flag stone completely spreads protective slope structure schematic diagram.Shown in reference picture 1, this hair
It is bright ventilation embankment step mortar flag stone completely spread protective slope structure include warming plate 3, slabstone 5, sand gravel 6, pin wall 8, spacing walls 9,
Sand bedding course 11, GSZ 12, reinforced mesh 13, drainpipe 14, step mortar flag stone 15, heat insulation layer 16, anti-filter soil
Work cloth 21 etc., the toe wall 8 are located at the left side of frozen soil layer 1, obtained by excavation frozen soil layer 1, and the bottom of toe wall 8 and side set and protected
Warm plate 3, the top of toe wall 8 pour spacing walls 9, and the outside of toe wall 8 is provided with bottom discharge ditch 7；The top of frozen soil layer 1 is equipped with successively
Warming plate 3, slabstone 5 and anti-filter geotextiles 21, the thickness of slabstone 5 are not less than 15cm, and length is in 30-40cm, anti-filter geotextiles 21
On be equipped with least one layer of embankment 20, GSZ 12 is equipped between adjacent embankment 20, every layer of embankment 20 pours along side slope direction
Step mortar flag stone 15 is built, the left end termination of GSZ 12 is arranged in the step of step mortar flag stone 15, top
The top of embankment 20 is sequentially provided with clay layer 22, heat insulation layer 16 and pavement structure 18, and pavement structure 18 is provided with top draining
Ditch 19, two gutters are used for draining.
As shown in Figures 2 and 3, the bottom of slabstone 5 sets one layer of soil arch 4, between warming plate 3 and frozen soil layer 1, toe wall
Between 8 and warming plate 3 and soil arch 4 lays one layer of medium coarse sand bed course A2 respectively with warming plate 3；Heat insulation layer 16 and pavement structure
One layer of medium coarse sand bed course B17 is respectively provided between 18, between heat insulation layer 16 and embankment 20, improves its porosity；Anti-filter geotechnique
Cloth 21 is laid on the top of slabstone 5, one layer of sand gravel 6 of the top of anti-filter geotextiles 21 laying；One group is arranged at intervals in spacing walls 9 to reserve
Hole 10, the preformed hole 10 are used for ventilated use, and adjacent preformed hole 10 goes to upper and lower parallel.
As illustrated, in order to improve its life-span, the present invention adds in the upper and lower step contact position laying of step mortar flag stone 15
The reinforced mesh 13 of strong ties；Horizontal drainpipe 14 is set in step mortar flag stone 15, and the top of drainpipe 14 lays one layer
Sand bedding course 11, drainpipe 14 of the invention are arranged on the step mortar flag stone 15 at middle part, drainpipe 14 and preformed hole 10, bottom
Portion gutter 7 is connected, and water is discharged from bottom discharge ditch 7.
The present invention is provided with upward to recover local ecological environment in each step left end of step mortar flag stone 15
Projection 25, form groove between projection 25 and step plane, one layer of fertile soil 23 of laying and vegetation 24 in the groove, excision
The vegetation such as turf 24 are transplanted on the fertile soil 23 of step mortar rubble masonry pavement.
Shown in reference picture 1, permafrost 1 is flattened, carries out the excavation of foundation pit of toe wall 8, in the bottom of toe wall 8 and
Side sets one layer of heat preservation plate 3, and the top of frozen soil layer 1 is also provided with one layer of heat preservation plate 3, and supporting module pours toe wall 8 and spacing walls
9；With the backfill of embankment soil, one layer of GSZ and backfill are laid, is built by laying bricks or stones with regard to carrying out one layer of step mortar flag stone 15, on
Connection reinforced mesh 13 is strengthened in contact position laying of getting out of a predicament or an embarrassing situation, GSZ 12 is cast in mortar flag stone step, and step grouts
Slabstone 15 builds into outside bulge-structure by laying bricks or stones, one layer of fertile soil 23 of laying and vegetation 24 in groove, in the mortar flag stone step specified
Drainpipe 14 is set.
Shown in reference picture 2, the top of warming plate 3 sets one layer of soil arch 4, the piece thick one layer of 0.8 ~ 1.2m of laying on soil arch 4
Stone 5, the top of slabstone 5 set one layer of geotextiles 21, then laid in geotextiles 21 one layer of sand gravel 6 carry out it is levelling.
Shown in reference picture 3, embankment 20 is carried out according to design requirement and constructed, one layer of GSZ is laid on the top of sand gravel 6
12, then carry out embankment backfill construction.
As shown in figure 4, the ventilation embankment step mortar flag stone of the present invention completely spreads the construction method of bank protection, its construction method
It is as follows：Preparation of construction, toe wall construction, ragstone layer laying, laying GSZ, backfill are constructed, lay reinforced mesh, grout
Slabstone builds by laying bricks or stones, lays clay layer, heat insulation layer construction and pavement structure construction, is protected wherein ragstone layer laying includes laying
Warm plate, laying soil arch layer, laying slabstone, laying anti-filter geotextiles and laying sand gravel；Heat insulation layer construction includes laying sand
Bed course, laying warming plate and laying sand bedding course, warming plate are arranged between two layers of sand bedding course, mainly included the following steps that：
1）Toe wall is constructed：Frozen soil layer 1 for many years is flattened, the excavation of foundation pit of toe wall 8 is carried out, at the bottom of toe wall 8
Portion and side set one layer of heat preservation plate 3, and the top of frozen soil layer 1 is also provided with one layer of heat preservation plate 3, then supporting module carries out the He of toe wall 8
Spacing walls 9 are poured, and one layer of medium coarse sand bed course A 2 is laid between warming plate 3 and frozen soil layer 1, between toe wall 8 and warming plate 3
One layer of medium coarse sand bed course A 2 is set；Preformed hole 10 is set in spacing walls 9, reserved steel bar, toe wall 8 and spacing walls on toe wall 8
9 are poured together by reserved steel bar；
2）Ragstone layer is laid：In step 1）The top of warming plate 3 set one layer soil arch 4, soil arch 4 on lay a layer thickness
For 0.8-1.2mm slabstone 5, the top of slabstone 5 sets one layer of anti-filter geotextiles 21, one layer is then laid in anti-filter geotextiles 21
Sand gravel 6 carry out it is levelling, wherein soil arch 4 and warming plate 3 between lay one layer of medium coarse sand bed course A 2；
3）Embankments construction：Embankment 20 is carried out according to design requirement to construct, in step 2）The top of sand gravel 6 lay one layer
GSZ 12, then carry out embankment backfill construction；
4）Mortar flag stone is constructed：Reinforcing bar first is set in the upper and lower layer step contact position of precast step mortar flag stone 15
Mesh sheet 13；With backfill native on embankment 20, while laying one layer of GSZ 12 and backfill, in embankment 20 along side slope side
To one layer of step mortar flag stone 15 is poured, the left end of GSZ 12 is cast in the step of step mortar flag stone 15, step
Formula mortar flag stone 15 is at least made up of two steps, and reinforced mesh 13 is arranged on upper and lower layer step contact position position, step slurry
The lower section for building the top bar of slabstone 15 is provided with drainpipe 14
；The middle left end of step mortar flag stone 15 is provided with upward projection 25, is formed between projection 25 and step plane recessed
Groove, groove one layer of fertile soil 23 of interior laying and vegetation 24, vegetation 24 are planted on fertile soil 23, play and recover environmentally friendly and attractive in appearance ring
The effect in border；
5）Heat insulation layer is constructed：First in one layer of medium coarse sand bed course B17 of the top of embankment 20 laying, one layer of heat preservation is then laid
Thermal insulation layer 16, then one layer of medium coarse sand bed course B17 is laid in heat insulation layer 16, finally carry out pavement structure 18 and construct, coarse sand
One layer of clay layer 22 is laid between bed course B17 and embankment 20.
Claims (9)
1. ventilation embankment step mortar flag stone completely spreads the construction method of bank protection, concrete construction method is as follows：Preparation of construction, toe
Wall construction, ragstone layer laying, laying GSZ, backfill construction, laying reinforced mesh, mortar flag stone build by laying bricks or stones, lay clay
Layer, heat insulation layer construction and pavement structure construction, it is characterised in that Specific construction comprises the following steps：
1）Toe wall is constructed：To frozen soil layer for many years（1）Flattened, carry out toe wall（8）Excavation of foundation pit, in toe wall（8）
Bottom and side set one layer of heat preservation plate（3）, frozen soil layer（1）Top is also provided with one layer of heat preservation plate（3）, then supporting module progress slope
Pin wall（8）And spacing walls（9）Pour；
2）Ragstone layer is laid：In step 1）Warming plate（3）Top sets one layer of soil arch（4）, encircle in soil（4）One synusia of upper laying
Stone（5）, slabstone（5）Top sets one layer of anti-filter geotextiles（21）, then in anti-filter geotextiles（21）One layer of sand gravel of upper laying
（6）Carry out levelling；
3）Embankments construction：Embankment is carried out according to design requirement（20）Construction, in step 2）Sand gravel（6）Lay one layer of soil in top
Work grid（12）, then carry out embankment backfill construction；
4）Mortar flag stone is constructed：First in precast step mortar flag stone（15）Upper and lower layer step contact position set bar-mat reinforcement
Piece（13）；With embankment（20）Upper native backfill, lay one layer of GSZ（12）While with backfill, in embankment（20）Edge
Side slope direction pours one layer of step mortar flag stone（15）, GSZ（12）Left end is cast in step mortar flag stone（15）'s
In step, step mortar flag stone（15）At least it is made up of two steps, reinforced mesh（13）It is arranged on upper and lower layer step contact
Locate position；
5）Heat insulation layer is constructed：First in embankment（20）Lay one layer of medium coarse sand bed course B in top（17）, then lay one layer of heat preservation
Thermal insulation layer（16）, then in heat insulation layer（16）One layer of medium coarse sand bed course B of upper laying（17）, finally carry out pavement structure（18）Apply
Work.
2. ventilation embankment step mortar flag stone according to claim 1 completely spreads the construction method of bank protection, it is characterised in that
The ragstone layer laying includes laying warming plate, laying soil arch layer, laying slabstone, laying anti-filter geotextiles and laying sand gravel.
3. ventilation embankment step mortar flag stone according to claim 1 completely spreads the construction method of bank protection, it is characterised in that
The heat insulation layer construction includes laying sand bedding course, laying warming plate and lays sand bedding course, and warming plate is arranged on two layers of sand pad
Between layer.
4. ventilation embankment step mortar flag stone according to claim 1 completely spreads the construction method of bank protection, it is characterised in that
Step 1）Middle warming plate（3）With frozen soil layer（1）Between lay one layer of medium coarse sand bed course A（2）, toe wall（8）With warming plate（3）It
Between set one layer of medium coarse sand bed course A（2）；Spacing walls（9）Upper setting preformed hole（10）, toe wall（8）Upper reserved steel bar, toe wall
（8）With spacing walls（9）Poured together by reserved steel bar.
5. ventilation embankment step mortar flag stone according to claim 1 completely spreads the construction method of bank protection, it is characterised in that
Step 2）Middle slabstone（5）Thickness is 0.8-1.2mm.
6. ventilation embankment step mortar flag stone according to claim 1 completely spreads the construction method of bank protection, it is characterised in that
Step 2）Middle soil arch（4）With warming plate（3）Between lay one layer of medium coarse sand bed course A（2）；Slabstone（5）Top laying anti-filter geotechnique
Cloth（21）, anti-filter geotextiles（21）Lay one layer of sand gravel in top（6）.
7. ventilation embankment step mortar flag stone according to claim 1 completely spreads the construction method of bank protection, it is characterised in that
Step 4）Middle step mortar flag stone（15）The lower section of top bar be provided with drainpipe（14）.
8. ventilation embankment step mortar flag stone according to claim 1 completely spreads the construction method of bank protection, it is characterised in that
Step 4）Middle step mortar flag stone（15）Left end is provided with upward projection（25）, it is raised（25）Formed between step plane recessed
Groove, groove one layer of fertile soil of interior laying（23）And vegetation（24）.
9. ventilation embankment step mortar flag stone according to claim 1 completely spreads the construction method of bank protection, it is characterised in that
Step 5）Medium coarse sand bed course B（17）With embankment（20）Between lay one layer of clay layer（22）.
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| CN201610258947.1A CN105735328B (en) | 2016-04-25 | 2016-04-25 | Ventilation embankment step mortar flag stone completely spreads the construction method of bank protection |
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| CN108867551A (en) * | 2018-06-20 | 2018-11-23 | 广东水电二局股份有限公司 | A kind of the laying auxiliary device and laying method of the prefabricated hexagonal block of river levee slope protection |
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| SU1623246A1 (en) * | 1988-09-13 | 1992-03-30 | Всесоюзный научно-исследовательский институт нетканых текстильных материалов | Arrangement for consolidating embankment slopes |
| JP2012057349A (en) * | 2010-09-08 | 2012-03-22 | Kankyo Kogaku Kk | Civil engineering structure, construction method of civil engineering structure, and civil engineering structure unit |
| CN102808418B (en) * | 2012-08-27 | 2014-08-06 | 中国建筑第六工程局有限公司 | Firm structure for preventing and controlling freeze-thaw collapse of side slope in cold region and construction method for firm structure |
| CN203514327U (en) * | 2013-07-11 | 2014-04-02 | 杭州蓝天园林生态科技股份有限公司 | Rock slope ecological afforestation carpet |
| CN204875410U (en) * | 2015-07-08 | 2015-12-16 | 正平路桥建设股份有限公司 | High and cold permafrost region active service road bed adds face structure of paving |
| CN105002916B (en) * | 2015-07-15 | 2017-03-01 | 杭州江润科技有限公司 | A kind of construction method of immerseable embankment high slope interlocking ecological brick flexible protective structure |
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Inventor after: Nie Junsheng Inventor after: Chen Chuanyue Inventor after: Lin Jia Inventor before: Wang Xinquan Inventor before: Chen Xiaolin Inventor before: Zhu Kai |
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| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20170707 Address after: 610041 Sichuan city of Chengdu province Wuhou District two ring road west section of No. 90 Sichuan Expressway on the eighth floor A area, B area Applicant after: SICHUAN JIAOTOU CONSTRUCTION ENGINEERING Co.,Ltd. Address before: 310015 Hangzhou, Gongshu District Wanda Commercial Center, building 3, room 3, unit 1901, room Applicant before: HANGZHOU JIANGRUN TECHNOLOGY Ltd. |
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| GR01 | Patent grant | ||
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| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 610041 area a and B, 8th floor, Sichuan Expressway Building, No.90, West 1st section of 2nd Ring Road, Wuhou District, Chengdu City, Sichuan Province Patentee after: Sichuan Communications Construction Group Co.,Ltd. Address before: 610041 area a and B, 8th floor, Sichuan Expressway Building, No.90, West 1st section of 2nd Ring Road, Wuhou District, Chengdu City, Sichuan Province Patentee before: SICHUAN JIAOTOU CONSTRUCTION ENGINEERING Co.,Ltd. |
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| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 610047 area a and B, 8th floor, Sichuan Expressway Building, No.90, West 1st section of 2nd Ring Road, Wuhou District, Chengdu City, Sichuan Province Patentee after: Sichuan Communications Construction Group Co.,Ltd. Address before: 610041 area a and B, 8th floor, Sichuan Expressway Building, No.90, West 1st section of 2nd Ring Road, Wuhou District, Chengdu City, Sichuan Province Patentee before: Sichuan Communications Construction Group Co.,Ltd. |