CN205636397U - Assembled cement road surface structure - Google Patents
Assembled cement road surface structure Download PDFInfo
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- CN205636397U CN205636397U CN201620233195.9U CN201620233195U CN205636397U CN 205636397 U CN205636397 U CN 205636397U CN 201620233195 U CN201620233195 U CN 201620233195U CN 205636397 U CN205636397 U CN 205636397U
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Abstract
The utility model relates to an assembled cement road surface structure, the structure includes tip assembly plate and middle assembly plate, the arc hunch is established at middle assembly plate middle part, and outer ends sets up positive step interface respectively and falls from power the rank interface, the tip assembly plate includes starting point tip assembly plate and terminal point tip assembly plate, prevents the side in a side end setting of tip assembly plate and moves buttress and displacement side limit stake connecting hole, and the opposite side tip sets up the positive step interface or the rank interface of falling from power, establish at the upper surface of assembly plate crossing department hinder the seam steel sheet, the rigid connection body is established at vertical middle part, mud jacking pipe and road surface drainage recess, road antiskid strip after the lower surface of assembly plate and upper surface are respectively at the bottom of the set plate. The utility model discloses simple structure, atress performance are good, not only can realize assembling fast of cement road surface, can effectively prevent and treat the multiple disease on cement road surface moreover.
Description
Technical field
This utility model relates to a kind of assembled cement pavement structure, belongs to field of road, it is adaptable to Structure Design of Cement Pavement and construction work, is particularly well-suited to that the construction period is tight, environmental requirement is high cement pavement is newly-built or reconstruction engineering.
Background technology
Cement pavement, as the primary structure form of road, still occupies sizable proportion in China's inferior grade road.In view of cast-in-place cement pavement, there is the advantages such as good integrity, rigidity is big, cement pavement many employings cast-type cement pavement at present, but, the most easily there are the diseases such as plate cracking, purt mud, plat-bottom escape in cast-type cement pavement, has a strong impact on the road-ability of road；Additionally, cast-in-place cement pavement there is also construction period length, environmental pollution is serious, mechanized construction difficulty is big, the high deficiency of maintenance cost.
Existing a kind of novel assembled vehicle-mounted road surface, formed by the assembling laying of precast rc slab module component, it is characterized in that: described precast rc slab module component is constituted double-layered structure by upper road deck and lower road deck, the inside of described upper road deck and lower road deck is evenly equipped with double-layer double-direction framework of steel reinforcement, and pre-buried suspension ring are arranged at bottom；Being equipped with rubber film between upper road deck and lower road deck, the top of upper road deck has abrasion-resistant stee fiber concrete layer.Though this structure considers the assembly of pavement structure, vehicle vibration, the anti-skidding problem of surface layer, but structure doubling plate construction globality is difficult to ensure that, shakes that load can not effectively dissipate, adjacent panels joining place easily occurs engineering disease.
A kind of reusable steel fiber reinforced concrete precoated plate; it comprises the equal leg angle being arranged at precoated plate corner; it is integrally fixed by dowel spot welding between two adjacent equal leg angles; between two dowels being parallel to each other, gap arrangement has lacing wire; being fixed by iron wire colligation at crossover node between lacing wire, the bottom of lacing wire is provided with protective layer cushion block.Though this structure can improve interplate bonding strength, improve the performance of concrete prefabricated board, but structure is difficult to solve concrete slab temperature stress destruction, vehicle vibration destroys problem, and structure is easily formed stress raisers.
In sum, assembled cement pavement has future in engineering applications widely, although engineering having been for assembled cement pavement structure carried out some explorations, and propose corresponding precast construction, these structures achieve preferable engineering effort under suitable operating mode, but the aspect such as stress coordination, pavement disease prevention and control, pavement performance improvement remains certain shortcoming between plate.
Given this, for improving stress condition between precoated plate, promoting the pavement performance of assembled cement pavement, minimizing cement pavement disease, the maintenance of surface expense that reduces, need badly at present and invent the assembled cement pavement structure that a kind of speed of application is fast, pavement performance good, operation maintenance costs is low.
Summary of the invention
The purpose of this utility model be to provide a kind of not only can rapid construction, but also can effectively prevent and treat cement pavement disease, also can improve the assembled cement pavement structure of road surface pavement performance.
In order to realize above-mentioned technical purpose, this utility model have employed techniques below scheme:
A kind of assembled cement pavement structure, it is characterised in that: structure includes end buck plate and middle buck plate；Setting arc in the middle part of middle buck plate, outboard end is respectively provided with positive step interface and rank interface of falling from power；End buck plate includes starting point end buck plate and terminal end buck plate, and the side end at end buck plate arranges anti-sidesway buttress and displacement lateral spacing stake connecting hole, and end side arranges positive step interface or rank interface of falling from power；Upper surface handicapping seam steel plate in buck plate intersection, vertical middle part set rigid connection body；Lower surface at buck plate arranges post jacking pipe at the bottom of plate and lays groove, and upper surface arranges Pavement Skid Resistance bar.
Described middle buck plate uses Reinforced Concrete Materials, and plate interior thickness is less than plate surrounding thickness, and the lower surface in the middle part of plate is dome-shaped, and upper surface is plane.
The positive step interface of described adjacent buck plate is corresponding with rank interface of falling from power to be connected, after setting at the transverse joint of positive step interface, injected rubber hose inserts and sets rigid connection body insertion groove in the middle part of groove, vertical abutment joint, steel plate connecting groove is stitched in upper surface handicapping, joint surface sets upper contact steel disc, upper contact rubber, setting vertical rear injected rubber hose at rank seam of falling from power and set rigid connection body, upper surface handicapping seam steel plate laying groove and articulated object insertion hole in the middle part of hole, vertical abutment joint, joint surface sets lower contacts rubber, lower contacts steel disc.
The centre of described resistance seam steel plate is that bar shaped crack blocks plate, and two ends are that fan-shaped crack blocks plate；Resistance seam steel plate uses corrosion resistant plate, and the longitudinally disposed steel nail in side passes hole, and opposite side arranges the articulated object being connected with buck plate；Articulated object is connected with resistance seam Plate Welding, and arranges skewed horizontal load floor in junction；Articulated object stretches into the bottom of buck plate and arranges resistance to plucking joint.
Described anti-sidesway buttress is triangular in shape or inverted trapezoidal, the internal bar-mat reinforcement of anti-sidesway buttress is welded to connect with end buck plate bar-mat reinforcement or colligation is connected, vertical displacement lateral spacing stake connecting hole is set in anti-sidesway buttress, after buck plate installation, sets downwards displacement lateral spacing stake by displacement lateral spacing stake connecting hole.
Described rigid connection body includes agnail reinforcing bar, junction steel plate, splice；Wherein junction steel plate uses corrosion resistant plate, at the both sides brushing antirust paint of junction steel plate；Being symmetrically welded the agnail reinforcing bar with junction steel plate oblique in one end of junction steel plate along longitudinal uniform intervals, the other end sets multiple splice；Rigid connection body is by being welded to connect with the steel reinforcement cage in buck plate at splice.
Presetting steel nail on upper contact steel disc, lower contacts steel disc, upper contact rubber layer, lower contacts rubber layer and pass hole through hole and rear injected rubber hose, upper contact rubber layer and lower contacts rubber layer are pasted with the lower surface of upper contact steel disc and lower contacts steel disc respectively and are connected.
Being provided with rear injected rubber hose and use steel pipe or plastic tube, its top sets sealing rubber plug, and after bottom is inserted through hole by rear injected rubber hose, injected rubber hose inserts in groove；Sidewall at rear injected rubber hose arranges colloid bleeding holes.
Post jacking pipe at the bottom of described plate is laid groove trend and is parallel to center line of road direction, transverse section rectangular and trapezoidal shapes, is connected with post jacking connecting hole.
This utility model has the following characteristics that
(1) at the buck plate interface position stepped interface of setting table, and it is provided with contact steel disc, contact rubber, not only can effectively control the differential deformation of contact site, and be possible to prevent edges of boards to come in contact destruction, it is also possible to reduce the impact failure to buck plate of the vehicle vibration load.
(2) adjacent buck plate contact position sets lateral connection steel plate and resistance seam steel plate, can simultaneously work as laterally opposed movement, scattering vehicles load between vertical differential deformation between panel, restriction plate, prevent plate from destroying the effect of (contact failure, angle idol destruction etc.).
(3) in the middle of, buck plate floor design is circular arc, can simultaneously work as saving material usage, prevent stress raisers, reduces quality control on construction difficulty, improves the effect of buck plate stress performance.
(4) buck plate considers road surface water eliminating, the dynamic control problem of disease when design simultaneously, can be effectively improved the ability of cement pavement disease prevention and control, improve the serviceability on road surface.
Accompanying drawing explanation
Fig. 1 is this utility model assembled cement pavement structure transverse face schematic diagram；
Fig. 2 is buck plate schematic cross-sectional view in the middle of Fig. 1；
Fig. 3 is starting point end, Fig. 1 section buck plate schematic cross-sectional view；
Fig. 4 is Fig. 1 road segment end end buck plate schematic cross-sectional view；
Fig. 5 is that Fig. 1 hinders seam steel plain schematic diagram；
Fig. 6 is that Fig. 1 hinders seam steel plate generalized section；
Fig. 7 is Fig. 1 rigid connection body floor map.
In figure: the buck plate of 1-end；Buck plate in the middle of 2-；3-positive step interface；4-falls from power rank interface；5-anti-sidesway buttress；6-displacement lateral spacing stake connecting hole；7-displacement lateral spacing stake；8-resistance seam steel plate；Rubber is contacted at the bottom of 9-plate；10-rigid connection body；Groove laid by 11-post jacking pipe；12-Pavement Skid Resistance bar；13-post jacking pipe；Screed-coat at the bottom of 14-plate；15-basic unit；16-roadbed；17-curb；18-starting point end buck plate；19-terminal end buck plate；Injected rubber hose after 20-；After 21-, injected rubber hose inserts groove；22-rigid connection body inserts groove；23-resistance seam steel plate connecting groove；24-upper contact steel disc；25-upper contact rubber；After 26-, injected rubber hose passes hole；27-resistance seam steel plate laying groove；28-articulated object inserts hole；29-lower contacts rubber；30-lower contacts steel disc；31-bar shaped crack blocks plate；32-sector crack blocks plate；33-steel nail passes hole；34-articulated object；35-skewed horizontal load floor；36-resistance to plucking joint；37-steel nail；38-agnail reinforcing bar；39-junction steel plate；40-splice.
Detailed description of the invention
Illustrate embodiment of the present utility model is described in further detail below in conjunction with accompanying drawing, but the present embodiment is not limited to this utility model, every employing analog structure of the present utility model and similar change thereof, all should list protection domain of the present utility model in.
Cement concrete slab design and the requirement of pouring construction technology, the requirement of roadbase design and construction technology, the requirement of road foundation design and construction technology, reinforcing bar binding construction technical requirement, curb design and construction technology requirement etc., repeating no more in present embodiment, emphasis illustrates that this utility model relates to the embodiment of structure.
Fig. 1 is this utility model assembled cement pavement structure transverse face schematic diagram, Fig. 2 is buck plate schematic cross-sectional view in the middle of Fig. 1, Fig. 3 is starting point end, Fig. 1 section buck plate schematic cross-sectional view, Fig. 4 is Fig. 1 road segment end end buck plate schematic cross-sectional view, Fig. 5 is that Fig. 1 hinders seam steel plain schematic diagram, Fig. 6 is that Fig. 1 hinders seam steel plate generalized section, and Fig. 7 is Fig. 1 rigid connection body floor map.With reference to shown in Fig. 1～Fig. 7, the road of required reinforcing is two-way two track Class III highways, and ruggedized construction mainly includes end buck plate 1 and middle buck plate 2；The outboard end of middle buck plate 2 is respectively provided with positive step interface 3 and rank interface 4 of falling from power；End buck plate 1 includes starting point end buck plate 18 and terminal end buck plate 19, and the side end at end buck plate 1 arranges anti-sidesway buttress 5 and displacement lateral spacing stake connecting hole 6, and end side arranges positive step interface 3 or rank interface 4 of falling from power；Upper surface handicapping seam steel plate 8 in buck plate intersection, vertical middle part set rigid connection body 10；Lower surface and upper surface at buck plate are respectively provided with post jacking pipe and lay groove 11 and Pavement Skid Resistance bar 12；Pavement Skid Resistance bar 12 uses the anti-skidding band of rigidity.
Middle buck plate 2 uses Reinforced Concrete Materials, and concrete strength is C40, laterally wide 4m, longitudinally long 6m；Plate inner bottom part vertically and horizontally reinforcing bar all uses bis-grades of reinforcing bars of HRB335 of a diameter of 12mm, bar spacing 100mm；Plate internal upper part vertically and horizontally reinforcing bar uses bis-grades of reinforcing bars of HRB335 of a diameter of 10mm, bar spacing 100mm；Plate angle, edges of boards are by structure cloth muscle；Plate thick middle 30cm, edges of boards thickness 40cm, lower surface arc radius is 7.0m.
Positive step interface 3 and rank interface 4 of falling from power are located at end buck plate 1 or the outer ledge of middle buck plate 2.
Positive step interface 3 upper step height 14cm, lower step height 24cm, the wide 24cm of the lower step section of stretching out；After arranging a row along the longitudinally spaced 50cm of precoated plate at the transverse joint of positive step interface 3, injected rubber hose inserts and sets rigid connection body insertion groove 22 in the middle part of groove 21, vertical abutment joint, steel plate connecting groove 23 is stitched in upper surface handicapping, joint surface sets upper contact steel disc 24, upper contact rubber 25；Rear injected rubber hose inserts the deep 4cm of groove 21, diameter 5cm；Rigid connection body inserts the deep 15cm of groove 22, high 3cm；The resistance seam high 3cm of steel plate connecting groove 23, wide 10cm；Upper contact steel disc 24 uses the cutting of HR550LA zinc-plated stainless steel sheet strip to form, thickness of slab 5mm, and tunneling boring is layed in interface surface, prefabricated in step-like, and the upper surface at upper contact steel disc 24 pastes the upper contact rubber 25 of thick 5mm.
Fall from power the upper step height 14cm, lower step height 24cm, the wide 24cm of the upper step section of stretching out of rank interface 4；Along the longitudinally spaced 50cm of precoated plate in the upper step section of stretching out, the vertical rear injected rubber hose arranging a row diameter 5cm passes hole 26, sets rigid connection body 10, upper surface handicapping seam steel plate laying groove 27 and articulated object and insert hole 28 in the middle part of vertical abutment joint；Rigid connection body 10 includes agnail reinforcing bar 38, junction steel plate 39, splice 40；Agnail reinforcing bar 38 and splice 40 are respectively adopted two grades of reinforcing bars of diameter 10mm and 16mm；Junction steel plate 39 uses the zinc-plated corrosion resistant plate of HR550LA of thick 10mm, at the both sides brushing antirust paint of junction steel plate 39；Agnail reinforcing bar 38 is welded to connect with junction steel plate 39, and soldering angle is 15 degree；One end of splice 40 is welded to connect with junction steel plate 39, and the other end is welded to connect with the steel reinforcement cage in buck plate；Lower contacts steel disc 30 uses the cutting of HR550LA zinc-plated stainless steel sheet strip to form, and thickness of slab 5mm, tunneling boring is layed in interface surface, prefabricated in step-like；Lower surface at lower contacts steel disc 30 pastes the lower contacts rubber 29 of thick 5mm；The resistance seam high 3cm of steel plate laying groove 27, articulated object inserts the wide 4cm in hole 30.
Resistance seam steel plate 8 uses the zinc-plated corrosion resistant plate of HR550LA of thick 15mm, at the both sides brushing antirust paint of resistance seam steel plate 8；Middle bar shaped crack blocks the wide 10cm of plate 31, and sector crack, two ends blocking-up plate 32 uses the square composite of the 1/4 circle+wide 10cm of two diameter 10cm to form；Resistance seam steel plate 8 uses corrosion resistant plate, along side, longitudinally spaced 20cm arranges steel nail through hole 33, opposite side arranges the articulated object 34 being connected with buck plate, and articulated object 34 uses thick 10mm, the zinc-plated corrosion resistant plate of HR550LA of high 100mm, welds resistance to plucking joint 36 in the both sides of articulated object 34；Resistance to plucking joint 36 uses two grades of reinforcing bars of diameter 10mm；Articulated object 34 is welded to connect with resistance seam steel plate 8, arranges skewed horizontal load floor 35 in junction along longitudinal uniform intervals；Skewed horizontal load floor 35 uses two grades of reinforcing bars of diameter 20mm；During construction, resistance to plucking joint 36 is inserted resistance seam steel plate connecting groove 23, then injecting glue makes resistance to plucking joint 36 integral with buck plate bonding；The opposite side of resistance seam steel plate 8 is connected by employing STAINLESS STEEL NAILS 37 with buck plate；Rubber 9 is contacted at the bottom of the bottom of resistance seam steel plate 8 arranges the plate of thick 5mm.
Anti-sidesway buttress 5 is triangular in shape, internal bar-mat reinforcement is welded to connect with bar-mat reinforcement in end buck plate 1, the displacement lateral spacing stake connecting hole 6 of diameter 200mm is set in anti-sidesway buttress 5, after buck plate installation, sets downwards displacement lateral spacing stake 7 by displacement lateral spacing stake connecting hole 6.Displacement lateral spacing stake 7 uses the reinforced concrete bored pile of diameter 200mm.
Rear injected rubber hose 20 uses the steel pipe of diameter 4cm, in after rear injected rubber hose 20 bottom is inserted through hole 26 by rear injected rubber hose, injected rubber hose inserts groove 21；Rear injected rubber hose 20 arranges colloid bleeding holes at upper contact rubber 25 and lower contacts rubber 29.
Post jacking pipe is laid groove 11 and is located at the bottom of buck plate, rectangular, wide 20cm, high 10cm, lays post jacking pipe 13 in groove；Post jacking pipe 13 uses the steel pipe of diameter 5cm, strength of materials grade to be Q235, and wall thickness is 5mm, side-wall hole.
Basic unit 15 uses cement stabilized macadam semi-rigid type base, and the gradation composition of its material is shown in Table 1
The gradation composition of table 1 Cement Treated Material
Roadbed 16 uses sandy soil to fill, and arranges the curb 17 of wide 1.5m outside roadbed 16.
Claims (9)
1. an assembled cement pavement structure, it is characterised in that: include end buck plate (1) and middle buck plate (2)；Middle buck plate (2) middle part sets arc, and outboard end is respectively provided with positive step interface (3) and rank interface (4) of falling from power；End buck plate (1) includes starting point end buck plate (18) and terminal end buck plate (19), a side end at end buck plate (1) arranges anti-sidesway buttress (5) and displacement lateral spacing stake connecting hole (6), and end side arranges positive step interface (3) or rank interface (4) of falling from power；Upper surface handicapping seam steel plate (8) in buck plate intersection, vertical middle part sets rigid connection body (10)；Lower surface at buck plate arranges post jacking pipe at the bottom of plate and lays groove (11), and upper surface arranges Pavement Skid Resistance bar (12).
A kind of assembled cement pavement structure, it is characterised in that: described middle buck plate (2) uses Reinforced Concrete Materials, and plate interior thickness is less than plate surrounding thickness, and the lower surface in the middle part of plate is dome-shaped, and upper surface is plane.
A kind of assembled cement pavement structure, it is characterized in that: the positive step interface (3) of described adjacent buck plate and the corresponding connection of rank interface (4) of falling from power, at the transverse joint of positive step interface (3), set rear injected rubber hose insert groove (21), set rigid connection body in the middle part of vertical abutment joint and insert groove (22), positive step interface (3) upper surface handicapping seam steel plate connecting groove (23), joint surface sets upper contact steel disc (24) and upper contact rubber (25)；Vertical rear injected rubber hose is set through hole (26) at rank interface (4) place that falls from power, rigid connection body (10) is set in the middle part of vertical abutment joint, rank interface (4) upper surface handicapping of falling from power seam steel plate laying groove (27) and articulated object insert hole (28), and joint surface sets lower contacts rubber (29) and lower contacts steel disc (30).
A kind of assembled cement pavement structure, it is characterised in that: the centre of described resistance seam steel plate (8) is that bar shaped crack blocks plate (31), and two ends are that fan-shaped crack blocks plate (32)；Resistance seam steel plate (8) uses corrosion resistant plate, and the longitudinally disposed steel nail in side passes hole (33), and opposite side arranges the articulated object (34) being connected with buck plate；Articulated object (34) is welded to connect with resistance seam steel plate (8), and arranges skewed horizontal load floor (35) in junction；Articulated object (34) stretches into the bottom of buck plate and arranges resistance to plucking joint (36).
A kind of assembled cement pavement structure, it is characterized in that: described anti-sidesway buttress (5) is triangular in shape or inverted trapezoidal, the internal bar-mat reinforcement of anti-sidesway buttress (5) is welded to connect with end buck plate bar-mat reinforcement or colligation is connected, vertical displacement lateral spacing stake connecting hole (6) is set in anti-sidesway buttress (5), after buck plate installation, sets downwards displacement lateral spacing stake (7) by displacement lateral spacing stake connecting hole (6).
A kind of assembled cement pavement structure, it is characterised in that: described rigid connection body (10) includes agnail reinforcing bar (38), junction steel plate (39), splice (40)；Wherein junction steel plate (39) uses corrosion resistant plate, at the both sides brushing antirust paint of junction steel plate (39)；Being symmetrically welded the agnail reinforcing bar (38) with junction steel plate (39) oblique in one end of junction steel plate (39) along longitudinal uniform intervals, the other end sets multiple splice (40)；Rigid connection body (10) is welded to connect with the steel reinforcement cage in buck plate by splice (40) place.
A kind of assembled cement pavement structure, it is characterized in that: all preset steel nail on upper contact steel disc (24), lower contacts steel disc (30), upper contact rubber (25) and lower contacts rubber (29) and pass hole (26) through hole (33) and rear injected rubber hose, upper contact rubber (25) and lower contacts rubber (29) are pasted with the lower surface of upper contact steel disc (24) and lower contacts steel disc (30) respectively and are connected.
A kind of assembled cement pavement structure, it is characterized in that: be provided with rear injected rubber hose (20), described rear injected rubber hose (20) uses steel pipe or plastic tube, its top sets sealing rubber plug, and after bottom is inserted through hole (26) by rear injected rubber hose, injected rubber hose inserts in groove (21)；Sidewall at rear injected rubber hose (20) arranges colloid bleeding holes.
A kind of assembled cement pavement structure, it is characterised in that: post jacking pipe at the bottom of described plate is laid groove (11) trend and is parallel to center line of road direction, transverse section rectangular and trapezoidal shapes, is connected with post jacking connecting hole.
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| CN201620233195.9U CN205636397U (en) | 2016-03-24 | 2016-03-24 | Assembled cement road surface structure |
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| CN201620233195.9U CN205636397U (en) | 2016-03-24 | 2016-03-24 | Assembled cement road surface structure |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108642992A (en) * | 2018-04-28 | 2018-10-12 | 江西博慧工程技术服务有限公司 | A kind of cement pavement structure and construction method |
| CN108999053A (en) * | 2018-08-15 | 2018-12-14 | 江西博慧工程技术服务有限公司 | A kind of composite assembly cement concrete pavement structure and construction method |
| CN110409244A (en) * | 2019-08-23 | 2019-11-05 | 中国建筑第七工程局有限公司 | A kind of prefabricated road deck of composite bearing and prefabricated pavement construction method |
| CN110593043A (en) * | 2019-08-08 | 2019-12-20 | 安徽瑞澳混凝土有限公司 | Concrete road easy to assemble |
-
2016
- 2016-03-24 CN CN201620233195.9U patent/CN205636397U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108642992A (en) * | 2018-04-28 | 2018-10-12 | 江西博慧工程技术服务有限公司 | A kind of cement pavement structure and construction method |
| CN108642992B (en) * | 2018-04-28 | 2020-03-20 | 江西博慧工程技术服务有限公司 | Cement pavement structure and construction method |
| CN108999053A (en) * | 2018-08-15 | 2018-12-14 | 江西博慧工程技术服务有限公司 | A kind of composite assembly cement concrete pavement structure and construction method |
| CN108999053B (en) * | 2018-08-15 | 2020-07-14 | 江西博慧工程技术服务有限公司 | Combined assembled cement concrete pavement structure and construction method |
| CN110593043A (en) * | 2019-08-08 | 2019-12-20 | 安徽瑞澳混凝土有限公司 | Concrete road easy to assemble |
| CN110409244A (en) * | 2019-08-23 | 2019-11-05 | 中国建筑第七工程局有限公司 | A kind of prefabricated road deck of composite bearing and prefabricated pavement construction method |
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| GR01 | Patent grant | ||
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| CB03 | Change of inventor or designer information |
Inventor after: Xie Jihong Inventor after: Zeng Zheng Inventor after: Ye Mao Inventor before: Wang Xinquan |
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| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent 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 Patentee after: SICHUAN JIAOTOU CONSTRUCTION ENGINEERING Co.,Ltd. Address before: 310015 Hangzhou Wanda Commercial Center, Zhejiang, building 3, unit 1901, room 3 Patentee before: HANGZHOU JIANGRUN TECHNOLOGY Ltd. |
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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 |
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. |