CN203768753U - Bridge type steel plate pavement system - Google Patents
Bridge type steel plate pavement system Download PDFInfo
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- CN203768753U CN203768753U CN201420063880.2U CN201420063880U CN203768753U CN 203768753 U CN203768753 U CN 203768753U CN 201420063880 U CN201420063880 U CN 201420063880U CN 203768753 U CN203768753 U CN 203768753U
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Abstract
The utility model provides a bridge type steel plate pavement system. The system comprises a prefabricated reinforced concrete strip foundation and a steel plate pavement paved on the prefabricated reinforced concrete strip foundation, wherein the cross section of the prefabricated reinforced concrete strip foundation is shaped like inverted T; a rebar is arranged inside the prefabricated reinforced concrete strip foundation; at least two embedded wire pipes I used for hoisting are arranged on the left and right wings of the prefabricated reinforced concrete strip foundation respectively; at least four embedded wire pipes II used for being connected with a lateral limiting plate to limit lateral displacement of the steel plate pavement are arranged at the two ends of the prefabricated reinforced concrete strip foundation respectively; the steel plate pavement is formed by splicing steel plate pavement units; each steel plate pavement unit comprises pavement main beams, pavement secondary beams and steel plates welded on the pavement main beams and the pavement secondary beams. The system has the advantages that the system is reasonable in structural design and is constructed by adopting prefabricated structures; the quality is easy to ensure; the system has high structural strength, is convenient to transport, is convenient and efficient in construction, is open to traffic early, can be reused and is especially suitable for paving of temporary roads on construction sites and repair of roads destroyed in earthquake relief and emergency rescue.
Description
Technical field
The utility model relates to a kind of assembling type steel structure road surface.
Background technology
Cast-in-site cement concrete pavement lay and reinstatement works in, due to ordinary Portland cement setting and harden slowly, the strength developing time is long, generally needs fencing lawn 14 days to concrete strength to reach the more than 80% of design strength, can open to traffic.If on the on-the-spot cast-in-situ concrete road surface that adopts of site construction, can delay the duration, particularly after cast-in-situ concrete pavement damage, repair more can be incured loss through delay the duration.As adopt steel slab bridge splicing road surface just can greatly shorten the pavement construction time, and for the road surface of damaging in using, its broken parts is changed, and can carried on construction work at night, do not affect construction speed.Lay general reinforced concrete pavement is all disposable, need to after use, be removed, thereby waste a large amount of manpower and materials, and produce a large amount of building wastes for temporary road, and environment is worked the mischief.If adopt lifting, the reusable bridge-type steel plate pavement system of convenient transportation, can further improve efficiency of construction, reduce costs protection of the environment.
Utility model content
The utility model provides a kind of bridge-type steel plate pavement system, solve existing road surfacing efficiency of construction low, is inconvenient to keep in repair, the technical problem of the not reproducible utilization of material after removing.
The utility model solves the technical scheme that its technical problem adopts:
This bridge-type steel plate pavement system, consists of prefabricated reinforced concrete strip foundation and the steel plate road surface that is laid on prefabricated reinforced concrete strip foundation top;
The cross section of described prefabricated reinforced concrete strip foundation is inverted T-shaped, inside is provided with reinforcing bar, on the left and right both wings of prefabricated reinforced concrete strip foundation, respectively have at least two pre-buried fiber tubes one for lifting, two ends respectively have at least four for connecting the pre-buried fiber tube two of lateral Displacement plate restriction steel plate road surface lateral displacement;
Described steel plate road surface is spliced mutually by unit, steel plate road surface, unit, steel plate road surface by road surface girder, road surface secondary beam and be welded on road surface girder and road surface secondary beam on steel plate form; Described road surface girder comprises two longitudinal edge girders, a longitudinally middle girder and four widthwise edge girders; Described road surface time distance between girders is connected between middle girder and longitudinal edge girder; On the secondary beam of described road surface, cover has suspension ring, and steel plate has rectangular opening at suspension ring extended position simultaneously; Perforate being welded with for be connected the steel bushing of use with adjacent steel plate circuit face unit on the web of described longitudinal edge girder, adjacent steel plate circuit face unit transverse is by interconnecting drawing crab-bolt to pass steel bushing.
Between described prefabricated reinforced concrete strip foundation end face and steel plate road surface, by rubber pad, be separated by; Between unit, steel plate road surface and adjacent steel plate circuit face unit, by rubber pad, be separated by.
Described pre-buried fiber tube one and pre-buried fiber tube two form by internal thread sleeve pipe, rod iron and base plate, and internal thread sleeve pipe bottom is connected with rod iron, and rod iron bottom is welded and fixed with base plate.
The base plate of another pre-buried fiber tube two that described pre-buried fiber tube two is arranged side by side with it is structure as a whole.
The pre-buried fiber tube two at described prefabricated reinforced concrete strip foundation two ends is bolted and is connected with lateral Displacement plate, and lateral Displacement plate vertically arranges, and steel plate road surface unit inside is inserted in its upper end.
Described lateral Displacement plate is formed by connecting by base plate, riser and stiffener, and riser is vertically connected in the middle of base plate, and stiffener is connected between the riser left and right sides and base plate, is distributed with at least four screws corresponding with pre-buried fiber tube two positions on described base plate.
Described road surface girder and road surface secondary beam all adopt H shaped steel, and girder section height is higher than inferior beam section height.
Described longitudinal middle girder and time beam connecting node place, road surface, the web left and right sides of longitudinally middle girder is vertically connected with gusset plate, and gusset plate is bolted and is connected with the web of road surface secondary beam;
Described longitudinal edge girder and road surface time beam connecting node place, is vertically connected with gusset plate on the web of longitudinal edge girder, gusset plate is bolted and is connected with the web of road surface secondary beam;
Described longitudinal middle end of main beam and widthwise edge girder connected node place, the web both sides of longitudinally middle end of main beam are vertically connected with gusset plate, and gusset plate is fixedly connected with bolt by junction steel plate with the web of widthwise edge girder again;
Described longitudinal edge end of main beam and widthwise edge girder connected node place, be vertically connected with gusset plate on the web of longitudinal edge end of main beam, gusset plate is fixedly connected with bolt by junction steel plate with the web of widthwise edge girder again.
On the steel plate of unit, described steel plate road surface, be coated with epoxide terrace paint, on road surface girder and road surface secondary beam, be coated with rustproof paint.
The beneficial effects of the utility model are as follows:
System main body of the present utility model is prefabricated reinforced concrete strip foundation and steel plate road surface.Prefabricated reinforced concrete strip foundation and steel plate road surface separate by rubber pad.Prefabricated reinforced concrete strip foundation inside arranges reinforcing bar.Prefabricated reinforced concrete strip foundation upper surface is equipped with 4 pre-buried fiber tubes one, so as with lifting.Prefabricated reinforced concrete strip foundation end is also provided with 4 pre-buried fiber tubes two, can connect lateral Displacement plate, to limit the lateral displacement on steel plate road surface.Pre-buried fiber tube top is one, and with the sleeve pipe of screw thread, bottom is a rod iron, and Socket welding is connected on rod iron.In order to strengthen the anchoring strength of pre-buried fiber tube and structure, rod iron bottom is welded with steel plate.During lifting, screwed suspension ring are screwed into sleeve pipe, after having lifted again by suspension ring removal.
During unit, steel plate road surface processing and fabricating on girder web plate boring, welding node plate, utilize high-strength bolt that girder is connected with secondary beam.Road surface girder comprises longitudinal edge girder, longitudinally middle girder and widthwise edge girder.Between girder, adopt welding node plate, and the mode being connected with high-strength bolt with junction plate.Steel plate and primary-secondary beam utilization are uninterruptedly welded into integral body.The stabilized structure of unit, steel plate road surface, connects reliably, is convenient to installation and removal.
Upper lift ring, when processing and fabricating, is overlapped in bridge-type steel plate road surface on secondary beam, opens rectangular opening simultaneously on steel plate.Suspension ring adopt reinforcing bar to bend and form, and during just slab bridge lifting, suspension ring are hooked, and when steel slab bridge is used, suspension ring fall automatically, do not affect pavement usage.
For bridge-type steel plate road slab interblock is laterally connected reliably, perforate on the longitudinal end of main beam web of steel slab bridge, weldable steel sleeve, penetrates drawing crab-bolt to connect.
The utility model bridge-type steel plate pavement system, compares with traditional road pavement and method for maintaining, has structural strength high, is convenient to transportation, reusable, and the advantage such as construct efficient, is in particular in the following aspects:
1, convenient transportation.The volume on each block plate road surface is little, and is standardized structural element.
2, Fast Installation, easy construction.On prefabricated strip foundation and steel plate road surface, be equipped with lifting hole(eyelet), convenient lifting.After hoisted in position, penetrate drawing crab-bolt and fixed connecting plate, can use.
3, the required plant equipment of constructing is few, and material usage is economized, and can reuse, and greatly reduces construction costs and other expenditure.Because prefabricated reinforced concrete strip foundation and steel plate road surface are prefabricated in the factory and process, at the construction field (site) only need be by grading, steel slab bridge pavement system is laid in lifting.For temporary road, be finished rear recyclablely, in order to using next time, further save material usage.
4, pavement construction is few to ambient influnence.Traditional pavement construction needs more construction machinery, produces larger noise during construction machinery operation.Meanwhile, in traditional pavement engineering construction, waste material of buildings is more, comprises water conservancy, timber, packaging material, discarded mould etc.These refuses are buried under the ground, and can cause the pollution to underground water.The utility model is prefabricated at workshop, and refuse is less and can focus on, on the almost not impact of job site environment.
5, spread i.e. use, open to traffic early.Once laying construction is complete, just open to traffic immediately after removal suspension ring.Even can be open to traffic on construction limit, limit, be conducive to conveniently marching into the arena of construction machinery and Construction traffic, accelerating construction progress.The time that is open to traffic after construction of cement concrete road surface is greater than 16 days, and the time that is open to traffic after asphalt concrete pavement construction is greater than 3 days, and the bridge-type steel plate pavement system that the utility model adopts can spread i.e. use, and even Bian Pu limit is used.
6, dismounting freely.Bridge-type steel plate pavement system is reusable, can lay in advance, is transported to when needed on-the-spot laying.Built-in fitting is housed in structure, installs, removal suspension ring are very convenient, structure hoisting fashionable dress upper lift ring is Liftable.
7, applied widely.Bridge-type steel plate pavement system is applicable to have the various roadbeds of certain bearing capacity, is mainly used in quick laying construction transport channel, guarantees construction passing through smoothly with vehicle.The utility model can not only be used in the laying of construction with interim matter transportation road, can also be used for rushing to repair the road being damaged in earthquake.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the utility model is further illustrated.
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the plan view of prefabricated reinforced concrete strip foundation.
Fig. 3 is the structural representation of 1-1 section in Fig. 2.
Fig. 4 is the structural representation of 2-2 section in Fig. 2.
Fig. 5 is the structural representation of pre-buried fiber tube one.
Fig. 6 is the structural representation of pre-buried fiber tube two.
Fig. 7 is the structural representation of lateral Displacement plate.
Fig. 8 is the structural representation of 5-5 section in Fig. 7.
Fig. 9 is the structural representation of unit, steel plate road surface.
Figure 10 is the structural representation of longitudinally middle girder and road surface time beam connecting node.
Figure 11 is the structural representation of 4-4 section in Figure 10.
Figure 12 is the structural representation of longitudinal edge girder and road surface time beam connecting node.
Figure 13 is the structural representation of 5-5 section in Figure 12.
Figure 14 is the structural representation of longitudinally middle end of main beam and widthwise edge girder connected node.
Figure 15 is the structural representation of 6-6 section in Figure 14.
Figure 16 is the structural representation of longitudinal edge end of main beam and widthwise edge girder connected node.
Figure 17 is the structural representation of 7-7 section in Figure 16.
Figure 18 is the suspension ring distribution map on unit, steel plate road surface.
Figure 19 is the lateral view of unit, steel plate road surface.
Figure 20 is the structural representation of suspension ring.
Figure 21 is the structural representation of steel bushing.
Figure 22 is to drawing the structural representation of crab-bolt.
Reference numeral: unit, 1-steel plate road surface; 2-prefabricated reinforced concrete strip foundation; 3-longitudinal edge girder; The longitudinally middle girder of 4-; 5-widthwise edge girder; 6-road surface secondary beam; The pre-buried fiber tube one of 7-, 7.1-internal thread sleeve pipe, 7.2-rod iron, 7.3-base plate; The pre-buried fiber tube two of 8-, 8.1-internal thread sleeve pipe, 8.2-rod iron, 8.3-base plate; 9-reinforcing bar; 10-lateral Displacement plate, 10.1-base plate, 10.2-riser, 10.3-stiffener, 10.4-screw; 11-rubber pad; 12-steel plate; The longitudinally middle girder of 13-and road surface time beam connecting node; 14-longitudinal edge girder and road surface time beam connecting node; The longitudinally middle end of main beam of 15-and widthwise edge girder connected node; 16-longitudinal edge end of main beam and widthwise edge girder connected node; 17-suspension ring; 18-is to drawing crab-bolt; 19-steel bushing; 20-gusset plate; 21-junction steel plate.
The specific embodiment
Embodiment is shown in Figure 1, and this bridge-type steel plate pavement system consists of prefabricated reinforced concrete strip foundation 2 and the steel plate road surface that is laid on prefabricated reinforced concrete strip foundation top.Between described prefabricated reinforced concrete strip foundation 2 end faces and steel plate road surface, by rubber pad 11, be separated by.Between unit, steel plate road surface 1 and adjacent steel plate circuit face unit, by rubber pad 11, be separated by.
Shown in Fig. 2～4, the cross section of described prefabricated reinforced concrete strip foundation 2 is inverted T-shaped, inside is provided with reinforcing bar 9, on the left and right both wings of prefabricated reinforced concrete strip foundation 2, respectively have two pre-buried fiber tubes 1 for lifting, two ends respectively have four for connecting the pre-buried fiber tube 28 of lateral Displacement plate 10 restriction steel plate road surface lateral displacements.
Shown in Fig. 9～22, described steel plate road surface is spliced mutually by unit, steel plate road surface 1, unit, steel plate road surface by road surface girder, road surface secondary beam and be welded on road surface girder and road surface secondary beam on steel plate 12 form; Described road surface girder comprises girder 4 and four widthwise edge girders 5 in the middle of two longitudinal edge girders 3, one are longitudinally; Secondary beam 6 intervals, described road surface are connected between middle girder 4 and longitudinal edge girder 3; On described road surface secondary beam 6, cover has suspension ring 17, and steel plate 12 has rectangular opening at suspension ring extended position simultaneously; Perforate being welded with for be connected the steel bushing 19 of use with adjacent steel plate circuit face unit 1 on the web of described longitudinal edge girder 3, adjacent steel plate circuit face unit 1 is laterally by drawing crab-bolt 18 to interconnect through steel bushing 19.
Described road surface girder and road surface secondary beam 6 all adopt H shaped steel, and girder is higher than secondary beam.On the steel plate 12 of unit, described steel plate road surface 1, be coated with epoxide terrace paint, on road surface girder and road surface secondary beam, be coated with rustproof paint.
Shown in Figure 5, described pre-buried fiber tube 1 and pre-buried fiber tube 28 form by internal thread sleeve pipe, rod iron and base plate, and internal thread sleeve pipe bottom is connected with rod iron, and rod iron bottom is welded and fixed with base plate.
Shown in Figure 6, the base plate of another pre-buried fiber tube 28 that described pre-buried fiber tube 28 is arranged side by side with it is structure as a whole.
Shown in Fig. 7, Fig. 8, the pre-buried fiber tube 28 at described prefabricated reinforced concrete strip foundation 2 two ends is bolted and is connected with lateral Displacement plate 10, and lateral Displacement plate vertically arranges, and 1 inner side, unit, steel plate road surface is inserted in its upper end.Lateral Displacement plate 10 is formed by connecting by base plate 10.1, riser 10.2 and stiffener 10.3, riser 10.2 is vertically connected in the middle of base plate 10.1, stiffener 10.3 is connected between riser 10.2 left and right sides and base plate 10.1, is distributed with four screws 10.4 corresponding with pre-buried fiber tube 28 positions on described base plate 10.1.
Shown in Figure 10, Figure 11, described longitudinal middle girder and time beam connecting node 13 places, road surface, the web left and right sides of longitudinally middle girder 4 is vertically connected with gusset plate 20, and gusset plate 20 is bolted and is connected with the web of road surface secondary beam 6;
Shown in Figure 12, Figure 13, described longitudinal edge girder and road surface time beam connecting node 14 places, are vertically connected with gusset plate 20 on the web of longitudinal edge girder 3, and gusset plate 20 is bolted and is connected with the web of road surface secondary beam 6;
Shown in Figure 14, Figure 15, described longitudinal middle end of main beam and widthwise edge girder connected node 15 places, longitudinally, the web both sides of girder 4 ends are vertically connected with gusset plate 20, and gusset plate 20 is fixedly connected with bolt by junction steel plate 21 with the web of widthwise edge girder 5 again;
Shown in Figure 16, Figure 17, described longitudinal edge end of main beam and widthwise edge girder connected node 16 places, on the web of longitudinal edge girder 3 ends, be vertically connected with gusset plate 20, gusset plate 20 is fixedly connected with bolt by junction steel plate 21 with the web of widthwise edge girder 5 again.
The construction method of this bridge-type steel plate pavement system, construction sequence is as follows:
Step 1, makes prefabricated reinforced concrete strip foundation 2, assembling reinforcement 9, fixing pre-buried fiber tube 1 and pre-buried fiber tube 28, after concreting moulding, screwed suspension ring are screwed into pre-buried fiber tube 1, sling, obtain prefabricated reinforced concrete strip foundation after the demoulding;
Step 2, make unit, steel plate road surface 1, connect each road surface girder and road surface secondary beam 6, suspension ring 17 are enclosed within on the secondary beam of road surface, again steel plate 12 and road surface girder and road surface secondary beam are connected into integral body, steel plate 12 is opened rectangular opening at suspension ring extended position simultaneously, finally perforate weldable steel sleeve 19 on the web of longitudinal edge girder 3;
Step 3, removes road surface, and road surface is carried out to compacting;
Step 4, the prefabricated reinforced concrete strip foundation 2 processing and unit, steel plate road surface 1 are transported to job site, on the pre-buried fiber tube 1 of prefabricated reinforced concrete strip foundation 2, be screwed into suspension ring, prefabricated reinforced concrete strip foundation 2 is lifted to processed good road surface, removal suspension ring, then unit, steel plate road surface 1 is lifted in prefabricated reinforced concrete strip foundation 2, adjacent steel plate circuit face unit 1 is laterally by interconnecting drawing crab-bolt 18 to pass steel bushing 19.
Claims (9)
1. a bridge-type steel plate pavement system, is characterized in that: prefabricated reinforced concrete strip foundation (2) and the steel plate road surface that is laid in prefabricated reinforced concrete strip foundation, consist of;
The cross section of described prefabricated reinforced concrete strip foundation (2) is inverted T-shaped, inside is provided with reinforcing bar (9), on the left and right both wings of prefabricated reinforced concrete strip foundation (2), respectively have at least two pre-buried fiber tubes one (7) for lifting, two ends respectively have at least four for connecting the pre-buried fiber tube two (8) of lateral Displacement plate (10) restriction steel plate road surface lateral displacement;
Described steel plate road surface is spliced mutually by unit, steel plate road surface (1), unit, steel plate road surface by road surface girder, road surface secondary beam and be welded on road surface girder and road surface secondary beam on steel plate (12) form; Described road surface girder comprises girder (4) and four widthwise edge girders (5) in the middle of two longitudinal edge girders (3), one are longitudinally; Described road surface secondary beam (6) interval is connected between middle girder (4) and longitudinal edge girder (3); The upper cover of described road surface secondary beam (6) has suspension ring (17), and steel plate (12) has rectangular opening at suspension ring extended position simultaneously; Perforate being welded with for be connected the steel bushing (19) of use with adjacent steel plate circuit face unit (1) on the web of described longitudinal edge girder (3), adjacent steel plate circuit face unit (1) is laterally by drawing crab-bolt (18) to interconnect through steel bushing (19).
2. bridge-type steel plate pavement system according to claim 1, is characterized in that: between described prefabricated reinforced concrete strip foundation (2) end face and steel plate road surface, by rubber pad (11), be separated by; Between unit, steel plate road surface (1) and adjacent steel plate circuit face unit, by rubber pad (11), be separated by.
3. bridge-type steel plate pavement system according to claim 1, it is characterized in that: described pre-buried fiber tube one (7) and pre-buried fiber tube two (8) form by internal thread sleeve pipe, rod iron and base plate, internal thread sleeve pipe bottom is connected with rod iron, and rod iron bottom is welded and fixed with base plate.
4. bridge-type steel plate pavement system according to claim 3, is characterized in that: the base plate of another pre-buried fiber tube two (8) that described pre-buried fiber tube two (8) is arranged side by side with it is structure as a whole.
5. bridge-type steel plate pavement system according to claim 1, it is characterized in that: the pre-buried fiber tube two (8) at described prefabricated reinforced concrete strip foundation (2) two ends is bolted and is connected with lateral Displacement plate (10), lateral Displacement plate vertically arranges, and inner side, unit, steel plate road surface (1) is inserted in its upper end.
6. bridge-type steel plate pavement system according to claim 5, it is characterized in that: described lateral Displacement plate (10) is formed by connecting by base plate (10.1), riser (10.2) and stiffener (10.3), riser (10.2) is vertically connected in the middle of base plate (10.1), stiffener (10.3) is connected between riser (10.2) left and right sides and base plate (10.1), is distributed with at least four screws (10.4) corresponding with pre-buried fiber tube two (8) positions on described base plate (10.1).
7. bridge-type steel plate pavement system according to claim 1, is characterized in that: described road surface girder and road surface secondary beam (6) all adopt H shaped steel, and girder section height is higher than inferior beam section height.
8. bridge-type steel plate pavement system according to claim 7, is characterized in that:
Described longitudinal middle girder and road surface time beam connecting node (13) are located, and the web left and right sides of longitudinally middle girder (4) is vertically connected with gusset plate (20), and gusset plate (20) is bolted and is connected with the web of road surface secondary beam (6);
Described longitudinal edge girder and road surface time beam connecting node (14) is located, and is vertically connected with gusset plate (20) on the web of longitudinal edge girder (3), and gusset plate (20) is bolted and is connected with the web of road surface secondary beam (6);
Described longitudinal middle end of main beam and widthwise edge girder connected node (15) are located, longitudinally, the web both sides of girder (4) end are vertically connected with gusset plate (20), and gusset plate (20) is fixedly connected with bolt by junction steel plate (21) with the web of widthwise edge girder (5) again;
Described longitudinal edge end of main beam and widthwise edge girder connected node (16) are located, on the web of longitudinal edge girder (3) end, be vertically connected with gusset plate (20), gusset plate (20) is fixedly connected with bolt by junction steel plate (21) with the web of widthwise edge girder (5) again.
9. bridge-type steel plate pavement system according to claim 1, is characterized in that: on the steel plate (12) of unit, described steel plate road surface (1), be coated with epoxide terrace paint, on road surface girder and road surface secondary beam, be coated with rustproof paint.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420063880.2U CN203768753U (en) | 2014-02-13 | 2014-02-13 | Bridge type steel plate pavement system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420063880.2U CN203768753U (en) | 2014-02-13 | 2014-02-13 | Bridge type steel plate pavement system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203768753U true CN203768753U (en) | 2014-08-13 |
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ID=51285961
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420063880.2U Withdrawn - After Issue CN203768753U (en) | 2014-02-13 | 2014-02-13 | Bridge type steel plate pavement system |
Country Status (1)
| Country | Link |
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| CN (1) | CN203768753U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103850163A (en) * | 2014-02-13 | 2014-06-11 | 中国建筑股份有限公司 | Bridge type steel-plate road surface system and construction method thereof |
| CN109264568A (en) * | 2018-12-10 | 2019-01-25 | 北京铂阳顶荣光伏科技有限公司 | Built-in hanger, suspender and road block provision for disengagement |
-
2014
- 2014-02-13 CN CN201420063880.2U patent/CN203768753U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103850163A (en) * | 2014-02-13 | 2014-06-11 | 中国建筑股份有限公司 | Bridge type steel-plate road surface system and construction method thereof |
| CN103850163B (en) * | 2014-02-13 | 2015-12-02 | 中国建筑股份有限公司 | Bridge-type steel plate pavement system and construction method thereof |
| CN109264568A (en) * | 2018-12-10 | 2019-01-25 | 北京铂阳顶荣光伏科技有限公司 | Built-in hanger, suspender and road block provision for disengagement |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20140813 Effective date of abandoning: 20151202 |
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| C25 | Abandonment of patent right or utility model to avoid double patenting |