CN209397459U - A kind of temporary road splicing block and architectural engineering temporary road - Google Patents
A kind of temporary road splicing block and architectural engineering temporary road Download PDFInfo
- Publication number
- CN209397459U CN209397459U CN201821655284.8U CN201821655284U CN209397459U CN 209397459 U CN209397459 U CN 209397459U CN 201821655284 U CN201821655284 U CN 201821655284U CN 209397459 U CN209397459 U CN 209397459U
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- steel plate
- temporary road
- splicing
- splicing block
- road
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- 229910000831 Steel Inorganic materials 0.000 claims abstract description 106
- 239000010959 steel Substances 0.000 claims abstract description 106
- 238000010276 construction Methods 0.000 claims abstract description 41
- 238000013016 damping Methods 0.000 claims description 11
- 230000002787 reinforcement Effects 0.000 claims description 3
- 210000003205 muscle Anatomy 0.000 claims 1
- 239000002689 soil Substances 0.000 abstract description 13
- 239000002699 waste material Substances 0.000 abstract description 8
- 238000009435 building construction Methods 0.000 abstract description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 17
- 230000003014 reinforcing effect Effects 0.000 description 11
- 239000004567 concrete Substances 0.000 description 8
- 229910052742 iron Inorganic materials 0.000 description 8
- 239000000463 material Substances 0.000 description 5
- 230000009467 reduction Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 239000000428 dust Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000013517 stratification Methods 0.000 description 3
- 230000032258 transport Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000033228 biological regulation Effects 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 239000003463 adsorbent Substances 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 210000000078 claw Anatomy 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000032798 delamination Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000030279 gene silencing Effects 0.000 description 1
- 229910010272 inorganic material Inorganic materials 0.000 description 1
- 239000011147 inorganic material Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000003032 molecular docking Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000011150 reinforced concrete Substances 0.000 description 1
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- Road Paving Structures (AREA)
Abstract
The utility model discloses a kind of temporary road splicing block and architectural engineering temporary road, belongs to the realm of building construction.A kind of temporary road splicing block, including multiple steel plates and fixing piece, the opposite two sides of steel plate are provided with multiple bolts hole, and fixing piece includes rotation bolt and fastening nut；Connection is not exclusively overlapped between multiple steel plates according to predetermined width；The edge of steel plate overlapping is provided with multiple bolts hole, and rotation bolt passes through the bolt hole of any two steel plate, is fixedly connected by fastening nut.This structure enables to incomplete lap splice between steel plate described in any two, certain gradient can be formed, it does not need to carry out compacting processing to soil layer, to reduce the requirement of road pavement, also it is easy to sling, in addition, by being detachably connected respectively by splicing construction between multiple steel plates, it is convenient that temporary road splicing block is dismantled after use, efficiently solve the phenomenon that forming building waste after cast-in-place road surface is removed, result in waste of resources.
Description
Technical field
The utility model relates to the realm of building construction, in particular to a kind of temporary road splicing block and architectural engineering
Use temporary road.
Background technique
It at construction site scene, needs to construct using to many large-scale engineering machineries, it is also necessary to which large truck transports
Raw material.It marches into the arena to meet these large-scale construction equipments, the requirement of transport of materials and pole and tower foundation construction operation, it is necessary to take
Temporary construction road is built, influence of the superiority and inferiority of temporary construction road to engineering and construction progress is very big, while can be work
Cheng Jianshe provides safety guarantee.
When being laid with temporary road, cast-in-place road surface is generallyd use, i.e. rigging at the construction field (site), is then carried out with concrete
It pours.
But using the significant drawback on cast-in-place road surface be road pavement soil property situation it is more demanding, need to coating carry out
It tamps and is easy ponding, dust stratification, and this road surface is difficult to remove, and is directly abandoned after completion of works, the road abandoned
Road will become useless building waste, causes the waste of resource, does not meet the regulation of China's energy-saving and emission-reduction.
Utility model content
The purpose of this utility model is to provide a kind of temporary road splicing block and architectural engineering temporary road, Neng Gouti
For not needing to carry out soil layer the scheme of dismountable temporary road of compacting processing, thus the cost that uses manpower and material resources sparingly.
The embodiments of the present invention are achieved in that
The one side of the utility model embodiment provides a kind of temporary road splicing block, including multiple steel plates and splicing knot
Structure, the opposite two sides of steel plate are provided with multiple splicing constructions, and splicing construction is used for can be endless between steel plate described in any two
Full lap splice is detachably connected between multiple steel plates respectively by splicing construction.
In one embodiment, splicing construction includes multiple bolts hole that the opposite two sides of steel plate are arranged in, rotation bolt
And fastening nut, rotation bolt pass through the bolt hole of the overlapping of steel plate splicing described in any two, are fixedly connected by fastening nut.
In one embodiment, splicing construction includes multiple card slots and buckle for being separately positioned on steel plate opposite side, card slot
It corresponds and is cooperatively connected with buckle.
In one embodiment, steel plate further includes multiple reinforcing bars, and the multiple spacing of reinforcement is set to surface of steel plate.
In one embodiment, the overlapping of steel plate has damping device close to ground side.
In one embodiment, the surrounding of steel plate is additionally provided with multiple grooves, is provided with pull ring in multiple grooves.
In one embodiment, fluted protection cap is set close to groove on steel plate, groove protection cap and steel plate are hinged.
In one embodiment, spare regulating device is provided on steel plate, for adjusting the default width being overlapped between steel plate
Degree.
The another aspect of the utility model embodiment, provides a kind of architectural engineering temporary road, including roadbed and interim
Road splicing block, temporary road splicing block are detachably connected with roadbed.
In one embodiment, several through-holes are provided on steel plate, the specification of nail and the specification of through-hole match, nail
It is set in through-hole, by Interal fixation on roadbed.
The beneficial effects of the utility model are: this structure enables between steel plate described in any two, not exclusively overlapping is spelled
It connects, certain gradient can be formed, do not need to carry out compacting processing to soil layer, to reduce the requirement of road pavement, also be easy
It slings, in addition, by being detachably connected respectively by splicing construction between multiple steel plates, it is convenient after use to temporary road
Road splicing block is dismantled, and the phenomenon that forming building waste after cast-in-place road surface is removed, result in waste of resources is efficiently solved.
Detailed description of the invention
It, below will be to use required in embodiment in order to illustrate more clearly of the technical solution of the utility model embodiment
Attached drawing be briefly described, it should be understood that the following drawings illustrates only some embodiments of the utility model, therefore should not be by
Regard the restriction to range as, for those of ordinary skill in the art, without creative efforts, may be used also
To obtain other relevant attached drawings according to these attached drawings.
Fig. 1 is the top view of temporary road splicing block provided by the embodiment of the utility model；
Fig. 2 is the main view of temporary road splicing block provided by the embodiment of the utility model；
Fig. 3 is architectural engineering temporary road structural schematic diagram provided by the embodiment of the utility model；
Fig. 4 is the structural schematic diagram of damping device provided by the embodiment of the utility model.
Icon: 110- steel plate；120- bolt hole；130- fixing piece；140- roadbed；150- damping device；160- nail；
170- splicing construction；111- reinforcing bar；112- groove；113- pull ring；115- through-hole；116- groove protection cap；117- damping device.
Specific embodiment
It is practical new below in conjunction with this to keep the objectives, technical solutions, and advantages of the embodiments of the present invention clearer
Attached drawing in type embodiment, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that is retouched
The embodiment stated is the utility model a part of the embodiment, instead of all the embodiments.Usually here in attached drawing description and
The component of the utility model embodiment shown can be arranged and be designed with a variety of different configurations.
Therefore, requirement is not intended to limit to the detailed description of the embodiments of the present invention provided in the accompanying drawings below
The scope of the utility model of protection, but it is merely representative of the selected embodiment of the utility model.Based in the utility model
Embodiment, every other embodiment obtained by those of ordinary skill in the art without making creative efforts, all
Belong to the range of the utility model protection.
It should also be noted that similar label and letter indicate similar terms in following attached drawing, therefore, once a certain Xiang Yi
It is defined in a attached drawing, does not then need that it is further defined and explained in subsequent attached drawing.
It is in the description of the present invention, it should be noted that term " center ", "upper", "lower", "left", "right", " perpendicular
Directly ", the orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" be based on the orientation or positional relationship shown in the drawings, or
The utility model product using when the orientation or positional relationship usually put, be merely for convenience of description the utility model and letter
Change description, rather than the device or element of indication or suggestion meaning must have a particular orientation, with specific orientation construct and
Operation, therefore should not be understood as limiting the present invention.In addition, term " first ", " second ", " third " etc. are only used for area
Divide description, is not understood to indicate or imply relative importance.
In addition, the terms such as term "horizontal", "vertical" are not offered as requiring component abswolute level or pendency, but can be slightly
Low dip.It is not to indicate that the structure has been had to if "horizontal" only refers to that its direction is more horizontal with respect to for "vertical"
It is complete horizontal, but can be slightly tilted.
In the description of the present invention, it should also be noted that, unless otherwise clearly defined and limited, term " is set
Set ", " installation ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection,
Or it is integrally connected；It can be mechanical connection, be also possible to be electrically connected；It can be directly connected, intermediary can also be passed through
It is indirectly connected, can be the connection inside two elements.For the ordinary skill in the art, it can be managed with concrete condition
Solve the concrete meaning of above-mentioned term in the present invention.
Fig. 1 is the top view of temporary road splicing block provided by the embodiment of the utility model；Fig. 2 is the utility model implementation
The main view for the temporary road splicing block that example provides；Fig. 3 is architectural engineering temporary road provided by the embodiment of the utility model
Structural schematic diagram；Fig. 4 is the structural schematic diagram of damping device provided by the embodiment of the utility model.
Incorporated by reference to referring to figs. 1 to Fig. 3, the utility model embodiment provides a kind of temporary road splicing block, comprising: Duo Gegang
Plate 110 and splicing construction 170, the opposite two sides of the steel plate 110 are provided with multiple splicing constructions 170, the splicing construction 170
For between steel plate 110 described in any two can incomplete lap splice, respectively by described between multiple steel plates 110
Splicing construction 170 is detachably connected.
In the prior art, it at construction site scene, needs to construct using to many large-scale engineering machineries, it is also necessary to big
Type transported on trucks raw material.It marches into the arena to meet these large-scale construction equipments, the requirement of transport of materials and pole and tower foundation construction operation,
It has to take and builds temporary construction road.When being laid with temporary road, cast-in-place road surface is generallyd use, i.e., is organized at the construction field (site) die-filling
Then plate is poured with concrete.Pour is exactly that civil construction project middle finger is pre- being made in the materials to mould such as concrete
Shape body.When concreting, 3m is not to be exceeded no more than 2m in the free height of concrete.When casting of concrete in mass,
Layering, staged and layered and inclined plane delamination method comprehensively can be used.
But using the significant drawback on cast-in-place road surface be road pavement soil property situation it is more demanding, need to coating carry out
It tamps and is easy ponding, dust stratification and this road surface and be difficult to remove, directly abandoned after completion of works, cause resource
Waste, does not meet the regulation of China's energy-saving and emission-reduction.Above-mentioned temporary road splicing block, it is lower to the requirement of soil property situation, it is suitable for general
Logical soil, hard soil, soft mud etc., can not carry out compacting processing to soil layer.In specific implementation process, can also according to actual needs,
After smooth natural soil layer compacting, pave inorganic material, and is compacted smooth, and above-mentioned temporary road splicing is then laid with above
Block forms temporary road.
The utility model embodiment provides a kind of temporary road splicing block, is set by the opposite two sides of multiple steel plates 110
It is equipped with splicing construction 170, the splicing construction 170 enables to incomplete lap splice between steel plate 110 described in any two,
Certain gradient can be formed, does not need to carry out compacting processing to soil layer, to reduce the requirement of road pavement, is also easy to hang
It rises, in addition, by being detachably connected respectively by the splicing construction 170 between multiple steel plates 110, conveniently after use
Temporary road splicing block is dismantled, building waste is formed to efficiently solve after cast-in-place road surface is removed, causes resource unrestrained
The phenomenon that taking.
It should be noted that splicing construction 170 here can be splicing button, fixing piece 130 or magnetic dress can be
It sets.
Optionally, splicing construction 170 can take splicing to detain, and splicing button refers to equitant two steel plates 110, wherein one
It is provided with wider iron hook on a, the iron ring of gate-shaped corresponding with iron hook is provided on another steel plate 110；It is also possible to phase
Two steel plates 110 of overlapping are provided with wider iron plate on one of them, are provided on another steel plate 110 corresponding with iron hook
Buckle iron plate is stuck with corresponding to fix two blocks of steel plates 110 when assembling；Splicing button is also possible to weight
Iron hook is provided on two folded steel plates 110, two iron hooks are mutually hooked in together, with fixation steel plate 110.
Optionally, it also may include fixing piece 130 on steel plate 110, fixing piece 130 includes rotation bolt and fastening nut.
According to width of roadway flexible choice, steel plate 110 is overlapped with steel plate 110 and stacks width the length and width of steel plate 110
Optimum range is 30mm-60mm.
The not exclusively overlapping of steel plate 110 is placed, and forming certain slope makes steel plate 110 effectively prevent 110 ponding of steel plate, dust stratification；
The difference of height of junction limits haulage vehicle travel speed, has the function that deceleration.Not exclusively overlapping places and improves steel simultaneously
The stability that plate 110 is laid with, movement, the lifting of steel plate 110 are more convenient.
It should be noted that steel plate 110, which is laid with layout, can do according to the actual situation to adjust, can not only apply to normal
Road surface can also be used for different, the special-shaped road surface such as arc road surface, S-shaped road surface.
Splicing construction 170 include be arranged in the opposite two sides of the steel plate 110 multiple bolts hole 120, rotation bolt and
Fastening nut, rotation bolt pass through the bolt hole 120 of the splicing overlapping of any two steel plate 110, are fixedly connected by fastening nut.
Optionally, the edge that steel plate 110 is overlapped is provided with multiple bolts hole 120, and rotation bolt passes through any two steel
The bolt hole 120 of plate 110, is fixedly connected by fastening nut.
It should be noted that the reserved depth of bolt hole 120 is deeper than the length of bolt, general long screw ten/
One, the specification of bolt hole 120 can select according to the actual situation.
The specification of rotation bolt and fastening nut selects according to the actual situation, and rotation bolt passes through any two steel plate 110
Bolt hole 120, be fixedly connected by fastening nut.
Splicing construction 170 include multiple card slots and buckle for being separately positioned on 110 opposite side of steel plate, the card slot and
The buckle is corresponded and is cooperatively connected.
Steel plate 110 further includes multiple reinforcing bars 111, and multiple reinforcing bars 111 are arranged at intervals at 110 surface of steel plate.
Reinforcing bar 111 refer to armored concrete use and prestressed reinforced concrete steel, cross section be circle, sometimes for
With the rectangular of fillet.
Optionally, reinforcing bar 111 is welded in 110 surface of steel plate, and reinforcing bar 111 can be distributed in 110 whole surface of steel plate, between waiting
Every being uniformly distributed.
Optionally, reinforcing bar 111 is welded in 110 surface of steel plate, and reinforcing bar 111 can be distributed in 110 whole surface of steel plate, not advise
Then position random distribution.
Optionally, reinforcing bar 111 is welded in 110 surface of steel plate, and reinforcing bar 111 can also be distributed in 110 edge of steel plate, equidistant
Distribution.
110 surface welded reinforcement 111 of steel plate can meet different shape road it is anti-skidding, reinforce needs, as arc road surface,
S-shaped road surface, it is applied widely.It can play the role of to vehicle and pedestrian anti-skidding well.
The overlapping of steel plate 110 has damping device 117 close to ground side.
Optionally, damping device 117 as shown in Figure 4 can be foam-like noise reduction item, and foam-like noise reduction item is isosceles ladder
The bottom edge of shape, isosceles trapezoid is short side, and the bottom surface of the junction of steel plate 110 is arranged in the included angle A between two bevel edges and bottom edge
It is 120 °~140 °, top margin is flanging, and top margin is parallel with bottom edge.
Optionally, multiple noise reduction items can be set simultaneously in 110 bottom of steel plate.It postpones the bottom side of road direction in steel plate 110
Both sides are provided with longitudinal damping and silencing item.
Optionally, 110 bottom junctions of steel plate road direction of postponing is provided with multiple noise reduction items, multiple noise reduction items are parallel
Distribution.
Optionally, damping device 150 can be spring, and spring is detachably connected with steel plate 110, and spring is located at steel plate 110
The incomplete lap in junction beside gap in.
It should be noted that damping device 150 is provided on steel plate 110 with inhibit vehicle be pressed on steel plate 110 due to
The noise of the deformation of steel plate 110 and generation, decreases the displacement that steel plate 110 is rolled generation.
The surrounding of steel plate 110 is additionally provided with multiple grooves 112, is provided with pull ring 113 in multiple grooves 112.
It should be noted that groove 112 can be set to any geometry, such as rectangle, circle etc..Groove 112 is used
In placing pull ring 113, pull ring 113 and 110 surface of steel plate is made to be in same level height, reduces weight and roll to 113 band of pull ring
The damage come.
Optionally, pull ring 113 is made of metal material, for constructing at the end of from pull-up on roadbed 140 or sling steel
Plate 110.
It is provided with spare adjustment structure on steel plate 110, is equidistantly positioned between spare adjustment structure, for adjusting steel plate 110
Between overlapping range.
It should be noted that adjustment structure can be adjustment hole, the devices such as sliding slot, adjusting buckle are adjusted, in practice of construction,
Suitable regulating device be can choose to realize the adjusting of 110 overlapping area of steel plate.
Because of many construction factors in reality, the predetermined width between steel plate 110 can be adjusted because of actual conditions, be adjusted
Hole is equidistantly positioned in 110 stitching portion of steel plate.Difference in practice of construction according to the actual situation selects not on steel plate 110
Same adjustment hole docking, fixes the adjusting to realize overlapping widths with rotation bolt and fastening nut.
Architectural engineering temporary road, including roadbed 140 and temporary road splicing block, temporary road splicing block are set to road
On base 140, it is detachably connected with roadbed 140.
Roadbed refers to the banded structure object as road bed built according to route allocation and certain technical requirements, is
The basis of railway and highway, roadbed are linear structure objects made of being built with soil or building stones.It should be noted that road splicing block
It is bonded with roadbed 140, road splicing block can be followed closely on roadbed 140.
Optionally, adsorbent equipment, such as sucker, iron claw etc. be may be provided on temporary road splicing block.
Architectural engineering temporary road further includes nail 160；Several through-holes 115 are provided on steel plate 110, nail 160
Specification and the specification of through-hole 115 match, and nail 160 is set in through-hole 115, and steel plate 110 is fixed on roadbed 140.
On needing to illustrate, 110 outer ledge of steel plate is uniformly provided with multiple through-holes 115, and nail 160 passes through through-hole
115 follow closely into steel plate 110 being fixed on roadbed 140 on ground.
The beneficial effects of the utility model are: using a kind of temporary road splicing block and architectural engineering of the utility model
With temporary road, the soil property situation using optimal scheme road pavement of paving the way is of less demanding, environmental protection and also use manpower and material resources sparingly.
Claims (10)
1. a kind of temporary road splicing block characterized by comprising multiple steel plates and splicing construction, the steel plate it is opposite two
Side is provided with multiple splicing constructions, the splicing construction between steel plate described in any two can incomplete lap splice,
It is detachably connected respectively by the splicing construction between multiple steel plates.
2. temporary road splicing block according to claim 1, which is characterized in that the splicing construction includes being arranged described
Multiple bolts hole, rotation bolt and the fastening nut of the opposite two sides of steel plate, the rotation bolt pass through steel described in any two
The bolt hole of plate splicing overlapping, is fixedly connected by fastening nut.
3. temporary road splicing block according to claim 1, which is characterized in that the splicing construction includes multiple setting respectively
The card slot and buckle in the steel plate opposite side are set, the card slot and the buckle are corresponded and be cooperatively connected.
4. temporary road splicing block as described in any one of claims 1-3, which is characterized in that the steel plate further includes multiple steel
Muscle, the multiple spacing of reinforcement are set to the surface of steel plate.
5. temporary road splicing block as described in any one of claims 1-3, which is characterized in that the overlapping of the steel plate is close
Ground side has damping device.
6. temporary road splicing block as described in any one of claims 1-3, which is characterized in that the surrounding of the steel plate is also set up
There are multiple grooves, is provided with pull ring in multiple grooves.
7. temporary road splicing block as claimed in claim 6, which is characterized in that be arranged on the steel plate close to the groove
Fluted protection cap, the groove protection cap and steel plate are hinged.
8. temporary road splicing block as described in any one of claims 1-3, which is characterized in that be provided on the steel plate spare
Adjustment structure is equidistantly positioned between the spare adjustment structure, for adjusting overlapping range between the steel plate.
9. a kind of architectural engineering temporary road, which is characterized in that the architectural engineering temporary road includes roadbed and such as weighs
Benefit requires the described in any item temporary road splicing blocks of 1-8；The temporary road splicing block is set on roadbed, removable with roadbed
Unload connection.
10. architectural engineering temporary road as claimed in claim 9, which is characterized in that the architectural engineering temporary road
It further include nail；Several through-holes are provided on the steel plate, the specification of the nail and the specification of the through-hole match, described
Nail is set in the through-hole, by the Interal fixation on the roadbed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821655284.8U CN209397459U (en) | 2018-10-11 | 2018-10-11 | A kind of temporary road splicing block and architectural engineering temporary road |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821655284.8U CN209397459U (en) | 2018-10-11 | 2018-10-11 | A kind of temporary road splicing block and architectural engineering temporary road |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209397459U true CN209397459U (en) | 2019-09-17 |
Family
ID=67878158
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821655284.8U Active CN209397459U (en) | 2018-10-11 | 2018-10-11 | A kind of temporary road splicing block and architectural engineering temporary road |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209397459U (en) |
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2018
- 2018-10-11 CN CN201821655284.8U patent/CN209397459U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 3801, 38 / F, Zhongjian science and engineering building, No. 3331, Weilan Coast Community Center Road, Yuehai street, Nanshan District, Shenzhen City, Guangdong Province Patentee after: China Construction Science And Industry Co.,Ltd. Address before: 518000 Guangdong city of Shenzhen province Nanshan District Guangdong streets Center Road No. 3331 steel built in 27 storey building room 2701 Patentee before: China Construction Steel Structure Corp.,Ltd. |
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| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210322 Address after: No.1908, Zhongtian Meijing building, No.2009, Pingshan Avenue, Liulian community, Pingshan street, Pingshan District, Shenzhen, Guangdong 518000 Patentee after: China Construction Steel Engineering Co.,Ltd. Address before: 3801, 38 / F, China Construction Science and engineering building, No. 3331, Weilan Coast Community Central Road, Yuehai street, Nanshan District, Shenzhen City, Guangdong Province Patentee before: China Construction Science And Industry Co.,Ltd. |