CN206289785U - The prefabricated horizontal piece shaped steel attachment means of shear wall - Google Patents
The prefabricated horizontal piece shaped steel attachment means of shear wall Download PDFInfo
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- CN206289785U CN206289785U CN201621403408.4U CN201621403408U CN206289785U CN 206289785 U CN206289785 U CN 206289785U CN 201621403408 U CN201621403408 U CN 201621403408U CN 206289785 U CN206289785 U CN 206289785U
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- reinforcing bar
- shaped steel
- shear wall
- connection reinforcing
- precast shear
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Abstract
The utility model discloses the horizontal piece shaped steel attachment means of prefabricated shear wall.The upper connection reinforcing bar top at middle part is stretched into precast shear wall, and the lower connection reinforcing bar bottom at middle part is stretched into lower precast shear wall, and the upper connection reinforcing bar bottom at middle part and the lower connection reinforcing bar top at middle part are by colligation or overlap joint connection；Along the length direction of the horizontal piece of precast shear wall, upper shaped steel and lower shaped steel are arranged at shear wall end, upper shaped steel top stretch into precast shear wall with upper connection reinforcement welding, upper shaped steel bottom surface is welded to connect with upper junction steel plate, lower shaped steel bottom is welded to connect with lower connection reinforcement welding, lower shaped steel top surface in stretching into lower precast shear wall with lower junction steel plate；Upper junction steel plate and lower junction steel plate are welded to connect.The utility model can simplify precast shear wall assembly technology, shorten the construction period, reduce artificial consuming, reduce scene pollution and waste of material.
Description
Technical field
The utility model is related to a kind of fabricated shear wall connected mode, more particularly to prefabricated shear wall level
Piece shaped steel attachment means, the connection of horizontal piece, belongs to building during for fit on precast shear wall and lower precast shear wall
Engineering field.
Background technology
Shear wall is using component pattern widely in architectural engineering, for undertaking vertical load (such as building
Deadweight, working load etc.) and horizontal force (such as wind, horizontal earthquake).In terms of comprehensive, shear wall bears shearing, moment of flexure, axial direction
Power.
Building the mode of shear wall typically has two kinds of " cast-in-place " and " assembling "." cast-in-place " is traditional construction mode：In building site
Live assembling reinforcement, set up template and support, inject in template and vibration compacting concrete, after concrete reaches some strength
Can form removal；" assembling " is adaptable to the new mode of construction of architectural industrialization development：Precast shear wall is manufactured in factory
Component and reserved attachment means, it is in building-site that upper precast shear wall and the lifting of lower precast shear wall is in place, it is interim fixed, lead to
Reserved attachment means are crossed properly to connect.These attachment means need enough bearing capacities, can undertake the drawing that shear wall bears
The internal force such as power, pressure, moment of flexure, shearing.
Compared with " cast-in-place " mode, building shear wall in the method for " assembling " can save duration, saving manpower, reduction material
Material expends, reduces live disposal of pollutants, reaches the purpose of energy-conserving and environment-protective.So, " assembling " is the important hair of current architectural engineering
Exhibition direction.
Precast shear wall is connected with each other when assembling, it is necessary to solve two kinds of piece attachment means：1) prefabricated shearing on
Horizontal piece attachment means between wall and lower precast shear wall；2) the vertical piece between the contiguous prefabricated shear wall of same floor
Attachment means.
The attachment means of the horizontal piece of precast shear wall assembling need to meet claimed below：
1st, safety requirements.The attachment means of the horizontal piece of precast shear wall assembling need enough bearing capacities, Ke Yicheng
The internal force such as pulling force, pressure, moment of flexure, the shearing that load shear wall bears.
2nd, durability and fire resistant requirements.
3rd, assemble easy, the shortening construction period, reduce the artificial requirement for expending in scene.
Prior art mainly includes sleeve grouting connection, slurry anchor connection, bar splicing and is welded to connect and prewelding steel plate
It is connected with reinforcement welding, these prior art advantages are that reinforcing bar and steel plate of connection etc. have slurry protective layer, it is easily full
Sufficient fire resisting and requirement for anticorrosion, but it is big to there is material cost high, long construction period, peripheral hardware supporting construction complexity and positioning difficulty
The shortcomings of.
Utility model content
The purpose of this utility model is exactly to overcome the shortcomings of existing method, there is provided the upper and lower prefabricated shearing of one kind connection
The device of wall, the device can meet structure safety, durable refractory, simple installation, shortening construction period, the artificial consumption in reduction scene
The requirement for taking.
The purpose of this utility model is realized by following methods：
The prefabricated horizontal piece shaped steel attachment means of shear wall, mainly by upper connection reinforcing bar, lower connection reinforcing bar, mo(u)ld top half
Steel, lower shaped steel, upper junction steel plate and lower junction steel plate composition；The upper connection reinforcing bar and lower connection reinforcing bar have many, interval
Set；Upper connection reinforcing bar is divided into the upper connection reinforcing bar of the upper connection reinforcing bar and middle part of end；Lower connection reinforcing bar is divided under end
Connection reinforcing bar and the lower connection reinforcing bar at middle part；Upper connection reinforcing bar is identical with the quantity of lower connection reinforcing bar；The upper connection reinforcing bar at middle part
Top is stretched into precast shear wall, and the lower connection reinforcing bar bottom at middle part is stretched into lower precast shear wall, the upper connection steel at middle part
The lower connection reinforcing bar top at muscle bottom and middle part is by colligation or overlap joint connection；Along the length side of the horizontal piece of precast shear wall
To upper shaped steel and lower shaped steel are arranged at shear wall end, and the upper connection reinforcing bar and lower connection spacing of reinforcement of end are arranged on mo(u)ld top half
On the side of steel and lower shaped steel along thickness of wall body direction；Upper shaped steel top stretch into precast shear wall with upper connection steel bar welding
Connect, upper shaped steel bottom surface is welded to connect with upper junction steel plate, lower shaped steel bottom stretch into lower precast shear wall with lower connection steel bar welding
Connect, lower shaped steel top surface is welded to connect with lower junction steel plate；The lower connection of the upper junction steel plate of upper shaped steel bottom surface and lower shaped steel top surface
Steel plate is welded to connect.
Further to realize the utility model purpose, it is preferable that the upper connection reinforcing bar and lower connection reinforcing bar are upper prefabricated
Vertical distribution bar, shaped steel, peg or crab-bolt in shear wall and lower precast shear wall.
Preferably, the upper shaped steel or lower shaped steel section are box, I-shaped, ring-like or cross.
Preferably, the width of the upper shaped steel or lower shaped steel is less than upper precast shear wall or the thickness of lower precast shear wall.
Preferably, the depth that the upper connection reinforcing bar stretches into upper precast shear wall from upper shaped steel top is not less than upper connection
15 times of the diameter of reinforcing bar.
Preferably, the depth that the lower connection reinforcing bar stretches into upper precast shear wall from lower shaped steel bottom is not less than lower connection
15 times of the diameter of reinforcing bar.
Preferably, the length that the upper connection reinforcing bar at the middle part stretches out precast shear wall is the lap of splice, and its length is needed
Meet《National building standard designs atlas》The relevant regulations of 11G101；The lower connection reinforcing bar at the middle part stretch out under prefabricated shearing
The length of wall is the lap of splice, and its length needs to meet《National building standard designs atlas》The relevant regulations of 11G101.
Preferably, the upper connection reinforcing bar of the end and lower connection reinforcement location are consistency from top to bottom, the upper connection steel at middle part
Muscle is that left and right contacts with lower connection reinforcement location.
Preferably, when needing to set more than reinforcing bar and lower connection reinforcing bar is connected on two rows, except thick along wall in shaped steel
Spend outside the side connection reinforcing bar in direction, in the cavity that upper shaped steel and lower shaped steel are each formed, one piece or polylith floor be set,
It is equally spaced between floor, perpendicular to thickness of wall body direction, upper connection reinforcing bar is welded with the floor side of upper shaped steel and connected in direction
Connect, lower connection reinforcing bar is welded to connect with the floor side of lower shaped steel.
Preferably, anti-corrosion fire prevention overcoat is set at the upper connection reinforcing bar and lower connection bar splicing.
Reinforcing bar is connected on the utility model using a series of reinforcing bars being embedded in upper precast shear wall, lower connection reinforcing bar is adopted
With a series of reinforcing bars being embedded in lower precast shear wall.The connected mode of upper connection reinforcing bar and upper shaped steel, lower connection reinforcing bar with
The connected mode of lower shaped steel uses T-shaped welding.
The utility model substitutes sleeve grouting connection, slurry anchor connection, bar splicing welding, prewelding steel plate and reinforcement welding etc.
Precast shear wall and the technology of lower precast shear wall, can simplify precast shear wall assembly technology, shorten construction work in existing connection
Phase, the artificial consuming of reduction, the scene of reduction are polluted and waste of material.
For with a piece of precast shear wall, when it is assembled on another precast shear wall, it prefabricated cuts as upper
Power wall；For with a piece of precast shear wall, when assembled other precast shear walls in its top, it is used as lower precast shear wall.
For with a piece of upper precast shear wall, along the horizontal length direction of its bottom surface, upper shaped steel is arranged at prefabricated shearing
Wall end.
For with a piece of lower precast shear wall, along the horizontal length direction of its top surface, lower shaped steel is arranged at down prefabricated shearing
Wall end.
In addition to defined above, the setting of the utility model device, geometric parameter and the strength of materials should also follow this technology
The related specifications requirement in field.
Relative to prior art, the utility model has the following advantages that：
1) shaped steel of the present utility model is made in factory in advance with the connection of reinforcing bar, the making of precast shear wall is connected,
Only need to lift upper and lower precast shear wall at the scene and splice, upper and lower prefabricated cut can be just made by fixing upper and lower shaped steel temporarily
Power wall is assembled to be completed.After Site Welding terminates, it is possible to continue up assembled precast shear wall.With present practices well phase
Than many manpowers can be saved using the utility model, hence it is evident that shorten the duration.
2) setting of horizontal distribution reinforcing bar in precast shear wall is not interfered with using the utility model；
3) use the utility model, it is not necessary to which the support of precast shear wall is set, compared with present practices well, has
The advantage that obvious labor workload is small, the consuming time is less, and other constructing operations in room are not interfered with, also will not
Destruction floor topping；
4) the utility model is used, because connector quantity is few, therefore easily positioning and the installation in assembled precast shear wall
The degree of accuracy is high.
5) the utility model is used, protective facing can be set up outside the utility model device, to meet the utility model
Durable fireproof requirement.
Brief description of the drawings
Fig. 1 is that connection device is connected at reinforcing bar the horizontal piece steel welding of fabricated shear wall along shear wall width in succession
Profile；
Fig. 2 is that connection device connects bar splicing to the horizontal piece steel welding of fabricated shear wall along shear wall's thickness direction in succession
The profile at place；
Fig. 3 be the horizontal piece steel welding of fabricated shear wall in succession connection device along shear wall's thickness direction shaped steel weld
Profile.
Specific embodiment
To further understand the utility model, the utility model will be further described below in conjunction with the accompanying drawings, but this
The implementation method of utility model is not limited so.
As shown in Figure 1, Figure 2 and Figure 3, the horizontal piece steel welding of a kind of fabricated shear wall connection device in succession, for assembling
The connection of horizontal piece when upper precast shear wall 1 and lower precast shear wall 2, mainly by it is upper connection reinforcing bar 3, it is lower connection reinforcing bar 4, on
Shaped steel 5, lower shaped steel 6, upper junction steel plate 7 and lower junction steel plate 8 are constituted.Upper connection reinforcing bar 3 and lower connection reinforcing bar 4 have many,
Interval setting；3 points of upper connection reinforcing bar is the upper connection reinforcing bar and the upper connection reinforcing bar at middle part of end；Lower 4 points of connection reinforcing bar is end
The lower connection reinforcing bar in portion and the lower connection reinforcing bar at middle part；Upper connection reinforcing bar 3 is identical with the quantity of lower connection reinforcing bar 4；Middle part it is upper
Connection reinforcing bar 3 top is stretched into precast shear wall 1, and the lower bottom of connection reinforcing bar 4 at middle part is stretched into lower precast shear wall 2, in
, by colligation or overlap joint connection, the lap of splice will meet for the upper bottom of connection reinforcing bar 3 in portion and the lower top of connection reinforcing bar 4 at middle part
《National building standard designs atlas》Requirements of the 11G101 to the longitudinal reinforcement lap of splice；Along the length of the horizontal piece of precast shear wall
Degree direction, upper shaped steel 5 and lower shaped steel 6 are arranged at shear wall end, and the upper connection reinforcing bar 3 of end and lower connection reinforcing bar 4 interval set
Put on the side in upper shaped steel 5 and lower shaped steel 6 along thickness of wall body direction；The top of upper shaped steel 5 stretch into precast shear wall 1 with it is upper
Connection reinforcing bar 3 is welded, and the bottom surface of upper shaped steel 5 is welded to connect with upper junction steel plate 7, and the lower bottom of shaped steel 6 is stretched into lower precast shear wall 2
Welded with lower connection reinforcing bar 4, the lower top surface of shaped steel 6 is welded to connect with lower junction steel plate 8；The upper shaped steel 5 of upper precast shear wall 1 is with
The lower shaped steel 6 of precast shear wall 2 is welded by the upper junction steel plate 7 of the bottom surface of upper shaped steel 5 and the lower junction steel plate 8 of the lower top surface of shaped steel 6
Connect in succession；The edge of upper junction steel plate 7 and lower junction steel plate 8 is welded to connect, for connecting upper shaped steel 5 and lower shaped steel 6.Connection steel
Edges of boards weld seam is mainly used in undertaking shearing and the axle power effect suffered by horizontal edge joint position.
Upper connection reinforcing bar 3 and lower connection reinforcing bar 4 are the vertical distribution steel in upper precast shear wall 1 and lower precast shear wall 2
Muscle, shaped steel, peg or crab-bolt.
The upper connection reinforcing bar 3 of end presses the tensile strength determination for being connected reinforcing bar with the size of the weld seam of upper shaped steel 5.End
Lower connection reinforcing bar 4 presses the tensile strength determination for being connected reinforcing bar with the size of the weld seam of lower shaped steel 6.
The section of upper shaped steel 5 or lower shaped steel 6 is the shape such as box, I-shaped, ring-like, cross.
Precast shear wall 1 and during lower precast shear wall 2 in assembly, by the upper junction steel plate 7 of upper precast shear wall 1 and lower pre-
The lower junction steel plate 8 of shear wall processed 2 aligns and implements welding, and precast shear wall 1, lower precast shear wall 2 are temporarily fixed in realization.
In completion after the assembly of precast shear wall 1 and lower precast shear wall 2, the upper connection reinforcing bar 1 and lower connection steel of end
The consistency from top to bottom of muscle 2, the upper connection reinforcing bar 3 at middle part and lower connection reinforcing bar 4 or so are contacted.
When need set more than on two rows connect reinforcing bar 3 and it is lower connection reinforcing bar 4 when, except in shaped steel along thickness of wall body direction
Side connection reinforcing bar outside, in the cavity of upper shaped steel 5 and each self-forming of lower shaped steel 6, be vertically arranged one piece or polylith floor,
Be equally spaced between floor, direction perpendicular to thickness of wall body direction, the floor surface soldered of upper connection reinforcing bar 3 and upper shaped steel 5
Connection, lower connection reinforcing bar 4 is connected with the floor surface soldered of lower shaped steel 6.
When upper connection reinforcing bar 3 and lower connection reinforcing bar 4 are as shear wall distributing reinforcement, edge member principal rod, its cross-sectional area,
Spacing must meet《Code for design of concrete structures》(GB50010‐2010)、《Anti-quake Architectural Structure Design specification》(GB50011‐
2010)、《Technical specification for concrete structures of high-rise building》(JGJ3-2010) regulation.
It is upper connection reinforcing bar 3 as Transfer of Shear dowel when, according to《Code for design of concrete structures》(GB50010‐
2010) for the requirement of shear reinforcement anchorage length in, upper connection reinforcing bar 3 stretches into upper precast shear wall 1 from the top of upper shaped steel 5
15 times of diameter of depth not less than upper connection reinforcing bar 3.
It is lower connection reinforcing bar 4 as Transfer of Shear dowel when, according to《Code for design of concrete structures》(GB50010‐
2010) for the requirement of shear reinforcement anchorage length in, lower connection reinforcing bar 4 stretches into lower precast shear wall 2 from the bottom of lower shaped steel 6
15 times of diameter of depth not less than lower connection reinforcing bar 4.
The width of upper shaped steel 5 and lower shaped steel 6 is less than upper precast shear wall 1 and the thickness of lower precast shear wall 2.
Connection device can undertake pulling force, pressure, shearing, curved to the horizontal piece steel welding of the utility model fabricated shear wall in succession
The internal force such as square, make shear wall safe and reliable in the connection of the horizontal edge joint position of assembling.
If 1) shear wall tension, pulling force transmission path is as follows.
The connection of upper precast shear wall 1 → above reinforcing bar 3 → upper shaped steel 5 → upper 7 → junction steel plate of junction steel plate side weld seam → under
Junction steel plate 8 → lower shaped steel 6 → lower connection reinforcing bar 4 → lower precast shear wall 2.
If 2) shear wall is pressurized, pressure transmission path is as follows.
Upper precast shear wall 1 → upper 5 → junction steel plate of shaped steel side weld seam → lower shaped steel 6 → lower precast shear wall 2.
If 3) shear wall is cut, shearing transmission path is as follows.
Upper precast shear wall 1 → upper 5 → junction steel plate of shaped steel side weld seam → lower shaped steel 6 → lower precast shear wall 2.
4) if shear wall receives curved, moment of flexure can be analyzed to pulling force and pressure, be passed using pulling force as the aforementioned transmission and pressure
Defeated path.
Compared with prior art, the horizontal piece steel welding of the utility model fabricated shear wall in succession connection device have it is following
Advantage：
1) shaped steel of the present utility model is made in factory in advance with the connection of reinforcing bar, the making of precast shear wall is connected,
Only need to for upper precast shear wall 1 and lower precast shear wall 2 to lift splicing at the scene, in upper junction steel plate 7 and lower junction steel plate 8
Edge on-the-spot welding, so that it may so that upper precast shear wall 1 and the assembled completion of lower precast shear wall 2.After Site Welding terminates, so that it may
To continue up assembled precast shear wall.Compared with present practices well, many manpowers can be saved using the utility model, it is bright
It is aobvious to shorten the duration.
2) setting of horizontal distribution reinforcing bar in precast shear wall is not interfered with using the utility model；
3) the utility model attachment means are used, it is not necessary to which the support of precast shear wall is set, with present practices well
Compare, have the advantages that obvious labor workload it is small, expend the time it is less, and do not interfere with room other construction behaviour
Make, will not also destroy floor topping；
4) the utility model attachment means are used, because connector quantity is few, thus it is easily fixed in assembled precast shear wall
Position and install the degree of accuracy it is high；
5) the utility model attachment means are used, protective facing can be set up outside the utility model device, to meet this
The durable fireproof requirement of utility model.
Claims (10)
1. horizontal piece shaped steel attachment means of prefabricated shear wall, it is characterised in that main by upper connection reinforcing bar, lower connection
Reinforcing bar, upper shaped steel, lower shaped steel, upper junction steel plate and lower junction steel plate composition；The upper connection reinforcing bar and lower connection reinforcing bar have
Many, interval setting；Upper connection reinforcing bar is divided into the upper connection reinforcing bar of the upper connection reinforcing bar and middle part of end；Lower connection reinforcing bar is divided into
The lower connection reinforcing bar of end and the lower connection reinforcing bar at middle part；Upper connection reinforcing bar is identical with the quantity of lower connection reinforcing bar；Middle part it is upper
Connection reinforcing bar top is stretched into precast shear wall, and the lower connection reinforcing bar bottom at middle part is stretched into lower precast shear wall, middle part
The lower connection reinforcing bar top at upper connection reinforcing bar bottom and middle part is by colligation or overlap joint connection；Along the horizontal piece of precast shear wall
Length direction, upper shaped steel and lower shaped steel are arranged at shear wall end, and the upper connection reinforcing bar of end and lower connection spacing of reinforcement are set
On the side of upper shaped steel and lower shaped steel along thickness of wall body direction；Upper shaped steel top stretch into precast shear wall with upper connection steel
Muscle is welded, and upper shaped steel bottom surface is welded to connect with upper junction steel plate, lower shaped steel bottom stretch into lower precast shear wall with lower connection steel
Muscle is welded, and lower shaped steel top surface is welded to connect with lower junction steel plate；Under the upper junction steel plate of upper shaped steel bottom surface and lower shaped steel top surface
Junction steel plate is welded to connect.
2. horizontal piece shaped steel attachment means of prefabricated shear wall according to claim 1, it is characterised in that described
Upper connection reinforcing bar and lower connection reinforcing bar are vertical distribution bar, shaped steel, peg in upper precast shear wall and lower precast shear wall
Or crab-bolt.
3. horizontal piece shaped steel attachment means of prefabricated shear wall according to claim 1, it is characterised in that described
Upper shaped steel or lower shaped steel section are box, I-shaped, ring-like or cross.
4. the horizontal piece shaped steel attachment means of prefabricated shear wall according to claim 1 or 3, it is characterised in that
The width of the upper shaped steel or lower shaped steel is less than upper precast shear wall or the thickness of lower precast shear wall.
5. horizontal piece shaped steel attachment means of prefabricated shear wall according to claim 1, it is characterised in that described
Upper connection reinforcing bar stretches into 15 times of the diameter of the depth not less than upper connection reinforcing bar of upper precast shear wall from upper shaped steel top.
6. horizontal piece shaped steel attachment means of prefabricated shear wall according to claim 1, it is characterised in that described
Lower connection reinforcing bar stretches into 15 times of the diameter of the depth not less than lower connection reinforcing bar of upper precast shear wall from lower shaped steel bottom.
7. horizontal piece shaped steel attachment means of prefabricated shear wall according to claim 1, it is characterised in that described
The length that the upper connection reinforcing bar at middle part stretches out precast shear wall is the lap of splice, and its length needs to meet《National building standard sets
Meter atlas》The relevant regulations of 11G101；The length that the lower connection reinforcing bar at the middle part stretches out lower precast shear wall is the lap of splice,
Its length needs to meet《National building standard designs atlas》The relevant regulations of 11G101.
8. horizontal piece shaped steel attachment means of prefabricated shear wall according to claim 1, it is characterised in that end
Upper connection reinforcing bar and lower connection reinforcement location be consistency from top to bottom, the upper connection reinforcing bar at middle part is left and right with lower connection reinforcement location
Contact.
9. horizontal piece shaped steel attachment means of prefabricated shear wall according to claim 1, it is characterised in that when needing
Set during more than connecting reinforcing bar and lower connection reinforcing bar on two rows, except connecting reinforcing bar along the side in thickness of wall body direction in shaped steel
Outward, in the cavity that upper shaped steel and lower shaped steel are each formed, one piece or polylith floor are set, are equally spaced between floor,
Direction is welded to connect perpendicular to thickness of wall body direction, upper connection reinforcing bar with the floor side of upper shaped steel, lower connection reinforcing bar and mo(u)ld bottom half
The floor side of steel is welded to connect.
10. horizontal piece shaped steel attachment means of prefabricated shear wall according to claim 1, it is characterised in that institute
State connection reinforcing bar and set at bar splicing anti-corrosion fire prevention overcoat with lower connection.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621403408.4U CN206289785U (en) | 2016-12-20 | 2016-12-20 | The prefabricated horizontal piece shaped steel attachment means of shear wall |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621403408.4U CN206289785U (en) | 2016-12-20 | 2016-12-20 | The prefabricated horizontal piece shaped steel attachment means of shear wall |
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| CN206289785U true CN206289785U (en) | 2017-06-30 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106760052A (en) * | 2016-12-20 | 2017-05-31 | 华南理工大学建筑设计研究院 | A kind of horizontal piece steel welding of prefabricated shear wall connection device in succession |
-
2016
- 2016-12-20 CN CN201621403408.4U patent/CN206289785U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106760052A (en) * | 2016-12-20 | 2017-05-31 | 华南理工大学建筑设计研究院 | A kind of horizontal piece steel welding of prefabricated shear wall connection device in succession |
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Address after: 510640 Design Institute Building, South China University of Technology, Tianhe District, Guangzhou City, Guangdong Province Patentee after: South China University of Technology Architectural Design Research Institute Co., Ltd. Address before: 510640 Tianhe District, Guangdong, No. five road, No. 381, Patentee before: Architectural Design Research Institute of SCUT |
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