CN201635180U - Column foot structure of steel tube column - Google Patents
Column foot structure of steel tube column Download PDFInfo
- Publication number
- CN201635180U CN201635180U CN2009202862290U CN200920286229U CN201635180U CN 201635180 U CN201635180 U CN 201635180U CN 2009202862290 U CN2009202862290 U CN 2009202862290U CN 200920286229 U CN200920286229 U CN 200920286229U CN 201635180 U CN201635180 U CN 201635180U
- Authority
- CN
- China
- Prior art keywords
- steel
- column
- steel pipe
- steel plate
- pipe column
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 155
- 239000010959 steel Substances 0.000 title claims abstract description 155
- 239000000725 suspension Substances 0.000 claims description 43
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 238000012545 processing Methods 0.000 abstract description 4
- 238000010008 shearing Methods 0.000 abstract 1
- 238000003466 welding Methods 0.000 description 5
- 229910001208 Crucible steel Inorganic materials 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000013459 approach Methods 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 101100489867 Mus musculus Got2 gene Proteins 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 230000010412 perfusion Effects 0.000 description 1
Images
Landscapes
- Rod-Shaped Construction Members (AREA)
- Joining Of Building Structures In Genera (AREA)
Abstract
The utility model relates to a column foot structure of a steel tube column, which is used for connecting the steel tube column with a concrete foundation. The column foot structure comprises a column foot bottom steel board (3), a vertical steel board (2) and a steel tube column (1), wherein the column foot bottom steel board (3) is positioned on the concrete foundation (7), the vertical steel board (2) is vertically connected with the column foot bottom steel board (3), and the steel tube column (1) is connected with the other end of the vertical steel board (2); the column foot bottom steel board (3) and the concrete foundation (7) are fixedly connected by a plurality of anchor bolts; the cross section of the vertical steel board (2) is formed from a plurality of steel boards outwards extending from the center, the included angle between the two neighboring steel boards is disclosed in the specification, wherein N is not less than 2 and is the number of the anchor bolts; and a shear key (5) is welded below the column foot bottom steel board (3), and a groove matched with the shear key (5) is arranged on the concrete foundation (7). The column foot structure meets the requirements that the column foot structure only bears axial force and horizontal shearing force and the rotation of the lower end of the column is basically not restrained, and has the advantages of simple structure, concise and attractive appearance, convenient processing and low manufacturing cost.
Description
Technical field
The utility model is the technical field of the related structural steelwork of civil engineering, is specifically related to a kind of steel pipe column suspension column structure.
Background technology
Steel column foot is the connecting elements of steel column and concrete foundation, forms displacement at the bottom of its role is to transmit bearing reaction and retraining post by suspension column base plate, crab-bolt, stiffening rib etc. usually.Rigidly connect the complete build-in of suspension column styletable, crab-bolt maintains a certain distance with the steel column cross section centre of form along the base plate periphery, so that bear pulling force under the effect of styletable moment of flexure; The steel column hinged column base only bears axial force and horizontal shear, and the post lower end allows to rotate, and crab-bolt is only made usefulness fixing in the installation process, and should try one's best produces the outer moment of flexure of expection near steel column cross section centre of form layout in order to avoid limit the rotation of post lower end.Be positioned at steel column on the centre of form axle for most of webs, during the structure hinged column base, crab-bolt can be arranged near web.But, for steel pipe column, after way routinely was with suspension column base plate and steel pipe lower end welded closure, crab-bolt can only be in the steel pipe outside along the steel pipe periphery, thereby the crab-bolt pulling force produces rotation at the bottom of the certain bending moment constraint post with the coupled columns lower end, makes suspension column become semi-rigid suspension column.Exposing crab-bolt, also to influence facade attractive in appearance.When requiring the steel pipe suspension column to be the hinged support of strictness on the engineering, then have to customize expensive cast steel node.
Given this, be necessary to design a kind of new steel pipe column suspension column structure to address the above problem in fact.
The utility model content
The purpose of this utility model is to provide a kind of steel pipe column suspension column structure, and it only transmits axial force and horizontal shear, and the post lower end is rotated unfettered substantially, simple in structure, and outward appearance is succinctly attractive in appearance, and is easy to process, cheap.
For achieving the above object, the technical solution of the utility model is: a kind of steel pipe column suspension column structure, be used to connect steel pipe column and concrete foundation, this steel pipe column suspension column structure comprise the suspension column base plate steel plate that is positioned on the concrete foundation, with suspension column base plate steel plate vertical steel plate connected vertically and the steel pipe column that is connected with the vertical steel plate other end; Described suspension column base plate steel plate adopts some crab-bolts to fixedly connected with concrete foundation; The cross section of described vertical steel plate is by outward extending some steel plates constitute from the center, and the angle between adjacent two steel plates is 2 π/n, n 〉=2 wherein, and n is the crab-bolt number.
As one of optimal way of the present utility model, described suspension column base plate steel plate below is welded with shear key, and described concrete foundation is provided with the groove that matches with this shear key.
As one of optimal way of the present utility model, described pipe column lower end is provided with the some and vertical corresponding fluting of steel plate cross section, is used for fixing vertical steel plate.
As one of optimal way of the present utility model, described pipe column lower end is provided with post lower end end-blocking steel plate, with pipe column lower end and described vertical connection of vertical steel plate, is used for sealed steel pipe post lower end respectively.
As one of optimal way of the present utility model, described post lower end end-blocking steel plate seals pipe column lower end, described vertical steel plate and post lower end vertical connection of end-blocking steel plate.
As one of optimal way of the present utility model, described steel pipe column cross section is rectangular or circular.
As one of optimal way of the present utility model, described shear key is steel plate or shaped steel.
The utility model provides a kind of steel pipe column suspension column structure by the processing of ordinary steel construction manufacturing method, this structure satisfies only bears axial force and free substantially requirement is rotated in horizontal shear, post lower end, power transmission and binding effect approach desirable hinged joint and cast steel node, and it is simple in structure, outward appearance is succinctly attractive in appearance, easy to process, cheap.
Description of drawings
Fig. 1 is the elevational schematic view of the utility model steel pipe column suspension column structure;
Fig. 2 is the another elevational schematic view of the utility model steel pipe column suspension column structure;
Fig. 3 is an elevational schematic view again of the utility model steel pipe column suspension column structure;
Fig. 4 is the cross sectional representation of the utility model embodiment;
Fig. 5 is the another cross sectional representation of the utility model embodiment.
Fig. 6 is the cross sectional representation again of the utility model embodiment.
Fig. 7 is the elevational schematic view of the utility model embodiment.
The critical element symbol description
Suspension column base plate steel plate 3 concrete foundations 7
Crab-bolt 4 post lower end end-blocking steel plates 8
The specific embodiment
As shown in Figure 1, a kind of steel pipe column suspension column structure, be used to connect steel pipe column 1 and concrete foundation 7, this steel pipe column suspension column structure comprise the suspension column base plate steel plate 3 that is positioned on the concrete foundation 7, with suspension column base plate steel plate 3 vertical steel plates 2 connected vertically and the steel pipe column 1 that is connected with vertical steel plate 2 other ends; Described steel pipe column 1 lower end can be provided with the some and vertical corresponding fluting of steel plate 2 cross sections, is used for fixing vertical steel plate 2; Described suspension column base plate steel plate 3 adopts some crab-bolts 4 to fixedly connected with concrete foundation 7; The cross section of described vertical steel plate 2 is by outward extending some steel plates constitute from the center, and the angle between adjacent two steel plates is
N 〉=2 wherein, N is the crab-bolt number.
To shown in Figure 6, when N got 2, the angle between adjacent two steel plates was π as Fig. 4, and the steel plate that promptly described vertical steel plate 2 is π by outward extending 2 angles from the center constitutes; When N got 3, the angle between adjacent two steel plates was
The cross section that is described vertical steel plate 2 is by outward extending 3 angles are from the center
Steel plate constitute; When N got 4, the angle between adjacent two steel plates was
The cross section that is described vertical steel plate 2 is by outward extending 4 angles are from the center
Steel plate constitute.
Described steel pipe column 1 cross section is rectangular or circular.Described steel pipe column 1 lower end can be provided with post lower end end-blocking steel plate 8, is used to make steel pipe column 1 lower end closed.Post lower end end-blocking steel plate 8 respectively with steel pipe column 1 lower end and 2 vertical connection of vertical steel plate (welding).
Described suspension column base plate steel plate 3 below vertical weldings are connected to shear key 5, and described concrete foundation 7 is provided with the groove that matches with this shear key 5.Described shear key is steel plate or shaped steel.
During described steel column foot combined member processing and fabricating, earlier vertical steel plate 2 is processed into rectangle or up big and down small trapezoidal, forms the parts first, plane projection such as Fig. 5;
When crab-bolt exceeds two when above, vertical steel plate 2 is connected (welding) in twos, form parts second, plane projection such as Fig. 4 or Fig. 6;
On the suspension column base plate steel plate 3 according to after the crab-bolt position boring, with parts first or parts second and 3 vertical connection of suspension column base plate steel plate (welding), formation parts third;
On steel pipe column 1 lower end tube wall, vertically offer some flutings, described vertical steel plate 2 (parts third) upper end is embedded this fluting, parts third and steel pipe column 1 lower end are welded to connect.
If when using post lower end end-blocking steel plate 8, with post lower end end-blocking steel plate 8 respectively with steel pipe column 1 lower end and 2 vertical connections of vertical steel plate, make steel pipe column 1 lower end closed.
Preferably, described post lower end end-blocking steel plate 8 is with steel pipe column 1 lower end closed, does not slot in steel pipe column 1 lower end, and described vertical steel plate 2 and 8 vertical connection of post lower end end-blocking steel plate (welding) are as Fig. 7.
As shown in Figure 1, during installation,, make the crab-bolt 4 that is embedded in the concrete foundation 7 pass preformed hole on the suspension column base plate steel plate 3 with being connected with the steel pipe column 1 location back lifting of parts third, steel pipe column 1 is temporary fixed.
After the steel superstructure installation, 7 slits of coupled columns sole steel plate 3 and concrete foundation perfusion grouting material 6.
The beneficial effects of the utility model are as follows: this steel pipe column suspension column structure can be by the production and processing of ordinary steel construction manufacturing method, and performance approaches desirable hinged joint and cast steel node, and is simple in structure, outward appearance is succinctly attractive in appearance, easy to process, cheap, be easy to apply.
Above-mentioned description to embodiment is can understand and use the utility model for ease of those skilled in the art.The person skilled in the art obviously can easily make various modifications to these embodiment, and needn't pass through performing creative labour being applied in the General Principle of this explanation among other embodiment.Therefore, the utility model is not limited to the embodiment here, and those skilled in the art should be within protection domain of the present utility model for improvement and modification that the utility model is made according to announcement of the present utility model.
Claims (7)
1. steel pipe column suspension column structure, be used to connect steel pipe column and concrete foundation, it is characterized in that: this steel pipe column suspension column structure comprise the suspension column base plate steel plate (3) that is positioned on the concrete foundation (7), with suspension column base plate steel plate (3) vertical steel plate connected vertically (2) and the steel pipe column (1) that is connected with vertical steel plate (2) other end; Described suspension column base plate steel plate (3) adopts some crab-bolts to fixedly connected with concrete foundation (7); The cross section of described vertical steel plate (2) is by outward extending some steel plates constitute from the center, and the angle between adjacent two steel plates is
N 〉=2 wherein, N is the crab-bolt number.
2. a kind of steel pipe column suspension column structure as claimed in claim 1 is characterized in that: described suspension column base plate steel plate (3) below is welded with shear key (5), and described concrete foundation (7) is provided with the groove that matches with this shear key (5).
3. a kind of steel pipe column suspension column structure as claimed in claim 1 is characterized in that: described steel pipe column (1) lower end is provided with the some and vertical corresponding fluting of steel plate (2) cross section, is used for fixing vertical steel plate (2).
4. a kind of steel pipe column suspension column structure as claimed in claim 1 is characterized in that: described steel pipe column (1) lower end is provided with post lower end end-blocking steel plate (8), is used for sealed steel pipe post (1) lower end.
5. a kind of steel pipe column suspension column structure as claimed in claim 3 is characterized in that: described post lower end end-blocking steel plate (8) is steel pipe column (1) lower end closed, described vertical steel plate (2) and vertical connection of post lower end end-blocking steel plate (8).
6. a kind of steel pipe column suspension column structure as claimed in claim 1, it is characterized in that: described steel pipe column (1) cross section is rectangular or circular.
7. a kind of steel pipe column suspension column structure as claimed in claim 1 is characterized in that: described shear key (5) is steel plate or shaped steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202862290U CN201635180U (en) | 2009-12-24 | 2009-12-24 | Column foot structure of steel tube column |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202862290U CN201635180U (en) | 2009-12-24 | 2009-12-24 | Column foot structure of steel tube column |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201635180U true CN201635180U (en) | 2010-11-17 |
Family
ID=43079666
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009202862290U Expired - Fee Related CN201635180U (en) | 2009-12-24 | 2009-12-24 | Column foot structure of steel tube column |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201635180U (en) |
Cited By (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101787736A (en) * | 2010-03-09 | 2010-07-28 | 中铁建设集团有限公司 | Steel structure hoisting slide support seat with large span and construction process thereof |
| CN102071745A (en) * | 2010-12-10 | 2011-05-25 | 上海电力设计院有限公司 | Stylobate joint of framework column |
| CN102425236A (en) * | 2011-10-24 | 2012-04-25 | 沈阳建筑大学 | Novel connecting form of circular steel tube concrete column and foundation |
| CN102828577A (en) * | 2012-08-28 | 2012-12-19 | 上海勘测设计研究院 | Steel pipe column base connecting structure and mounting method thereof |
| CN102966255A (en) * | 2012-11-23 | 2013-03-13 | 北京金风科创风电设备有限公司 | Connecting device for connecting concrete tower drum and steel tower drum |
| CN103147454A (en) * | 2013-03-01 | 2013-06-12 | 江苏九鼎环球建设科技集团有限公司 | Pre-fabricated foundation structure of steel structure factory building |
| CN103726506A (en) * | 2014-01-13 | 2014-04-16 | 苏州工业园区设计研究院股份有限公司 | Wood structure column foot and foundation connecting structure |
| CN103821162A (en) * | 2014-03-07 | 2014-05-28 | 南通市苏东钢结构有限公司 | Novel socle structure of steel column |
| CN103835303A (en) * | 2012-11-20 | 2014-06-04 | 贵阳铝镁设计研究院有限公司 | Shear resisting method and structure for cast-in-place reinforced concrete |
| CN105464391A (en) * | 2016-01-13 | 2016-04-06 | 安徽伟宏钢结构集团股份有限公司 | High-altitude pin shaft column base point temporary fixing structure |
| CN106245846A (en) * | 2016-08-24 | 2016-12-21 | 安徽瑶海钢构建设集团股份有限公司 | A kind of suspension column structure of steel column |
| RU170527U1 (en) * | 2017-02-01 | 2017-04-27 | Федеральное государственное бюджетное образовательное учреждение высшего образования "Томский государственный архитектурно-строительный университет" (ТГАСУ) | Device for attaching a wooden column to the foundation in seismically active areas |
| CN107620429A (en) * | 2017-10-27 | 2018-01-23 | 北京善筑科技股份有限公司 | A kind of square steel tube combined special-shaped column and its structural system |
| CN107905548A (en) * | 2017-10-31 | 2018-04-13 | 启迪设计集团股份有限公司 | Postposition steel column structure |
| CN107966289A (en) * | 2017-12-21 | 2018-04-27 | 海南大学 | A kind of outer bearing diagonal plough groove type self-balancing gate-type assembling reaction frame of band plane |
| CN108086470A (en) * | 2018-01-09 | 2018-05-29 | 启迪设计集团股份有限公司 | The horizontal force transferring structure of large span architecture suspension column |
| CN109505354A (en) * | 2018-11-30 | 2019-03-22 | 上海宝冶集团有限公司 | For the rotary heel join node between link block and basis |
| CN111441378A (en) * | 2020-04-14 | 2020-07-24 | 金陵科技学院 | Track foundation for assembled light steel structure building |
| CN112282418A (en) * | 2020-10-28 | 2021-01-29 | 浙江天地环保科技股份有限公司 | Connecting joint of existing concrete column and heightened steel column and construction method |
-
2009
- 2009-12-24 CN CN2009202862290U patent/CN201635180U/en not_active Expired - Fee Related
Cited By (26)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101787736B (en) * | 2010-03-09 | 2013-08-07 | 中铁建设集团有限公司 | Steel structure hoisting slide support seat with large span and construction process thereof |
| CN101787736A (en) * | 2010-03-09 | 2010-07-28 | 中铁建设集团有限公司 | Steel structure hoisting slide support seat with large span and construction process thereof |
| CN102071745A (en) * | 2010-12-10 | 2011-05-25 | 上海电力设计院有限公司 | Stylobate joint of framework column |
| CN102071745B (en) * | 2010-12-10 | 2012-09-05 | 上海电力设计院有限公司 | Stylobate joint of framework column |
| CN102425236A (en) * | 2011-10-24 | 2012-04-25 | 沈阳建筑大学 | Novel connecting form of circular steel tube concrete column and foundation |
| CN102828577B (en) * | 2012-08-28 | 2014-12-03 | 上海勘测设计研究院 | Steel pipe column base connecting structure and mounting method thereof |
| CN102828577A (en) * | 2012-08-28 | 2012-12-19 | 上海勘测设计研究院 | Steel pipe column base connecting structure and mounting method thereof |
| CN103835303B (en) * | 2012-11-20 | 2016-08-03 | 贵阳铝镁设计研究院有限公司 | A kind of cast-type armored concrete shearing resistance method and structure |
| CN103835303A (en) * | 2012-11-20 | 2014-06-04 | 贵阳铝镁设计研究院有限公司 | Shear resisting method and structure for cast-in-place reinforced concrete |
| CN102966255A (en) * | 2012-11-23 | 2013-03-13 | 北京金风科创风电设备有限公司 | Connecting device for connecting concrete tower drum and steel tower drum |
| CN103147454A (en) * | 2013-03-01 | 2013-06-12 | 江苏九鼎环球建设科技集团有限公司 | Pre-fabricated foundation structure of steel structure factory building |
| CN103726506B (en) * | 2014-01-13 | 2015-12-30 | 中衡设计集团股份有限公司 | Wooden construction suspension column and foundation connection structure |
| CN103726506A (en) * | 2014-01-13 | 2014-04-16 | 苏州工业园区设计研究院股份有限公司 | Wood structure column foot and foundation connecting structure |
| CN103821162A (en) * | 2014-03-07 | 2014-05-28 | 南通市苏东钢结构有限公司 | Novel socle structure of steel column |
| CN105464391A (en) * | 2016-01-13 | 2016-04-06 | 安徽伟宏钢结构集团股份有限公司 | High-altitude pin shaft column base point temporary fixing structure |
| CN106245846A (en) * | 2016-08-24 | 2016-12-21 | 安徽瑶海钢构建设集团股份有限公司 | A kind of suspension column structure of steel column |
| RU170527U1 (en) * | 2017-02-01 | 2017-04-27 | Федеральное государственное бюджетное образовательное учреждение высшего образования "Томский государственный архитектурно-строительный университет" (ТГАСУ) | Device for attaching a wooden column to the foundation in seismically active areas |
| CN107620429A (en) * | 2017-10-27 | 2018-01-23 | 北京善筑科技股份有限公司 | A kind of square steel tube combined special-shaped column and its structural system |
| CN107905548A (en) * | 2017-10-31 | 2018-04-13 | 启迪设计集团股份有限公司 | Postposition steel column structure |
| CN107966289A (en) * | 2017-12-21 | 2018-04-27 | 海南大学 | A kind of outer bearing diagonal plough groove type self-balancing gate-type assembling reaction frame of band plane |
| CN107966289B (en) * | 2017-12-21 | 2023-12-08 | 海南大学 | Groove type self-balancing door type assembly reaction frame with out-of-plane inclined support |
| CN108086470A (en) * | 2018-01-09 | 2018-05-29 | 启迪设计集团股份有限公司 | The horizontal force transferring structure of large span architecture suspension column |
| CN108086470B (en) * | 2018-01-09 | 2023-11-17 | 启迪设计集团股份有限公司 | Horizontal force transmission structure of large-span building column base |
| CN109505354A (en) * | 2018-11-30 | 2019-03-22 | 上海宝冶集团有限公司 | For the rotary heel join node between link block and basis |
| CN111441378A (en) * | 2020-04-14 | 2020-07-24 | 金陵科技学院 | Track foundation for assembled light steel structure building |
| CN112282418A (en) * | 2020-10-28 | 2021-01-29 | 浙江天地环保科技股份有限公司 | Connecting joint of existing concrete column and heightened steel column and construction method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201635180U (en) | Column foot structure of steel tube column | |
| CN102828577B (en) | Steel pipe column base connecting structure and mounting method thereof | |
| CN206308801U (en) | Steel tube binding type steel regeneration concrete post and reinforced beam end plate connecting node | |
| CN201599040U (en) | A prefabricated segment for shield tunneling | |
| CN203741996U (en) | Beam column node for foundation pit project adopting top-down excavation method | |
| CN105421477A (en) | Construction method for tower crane foundation | |
| CN202809846U (en) | Steel pipe column foot rigid connecting structure | |
| CN203429648U (en) | Large steel cylinder cofferdam structure | |
| CN203238642U (en) | Supporting retaining wall of foundation pit | |
| CN206015882U (en) | The steel structure of housing system that a kind of lateral resisting and antigravity separate | |
| CN204456182U (en) | Vertical anchorage pile retaining wall | |
| CN203373735U (en) | Prefabricated concrete tubular pile with external longitudinal webs | |
| CN205421332U (en) | Contrary coincide underground continuous wall that does of a core section of thick bamboo | |
| CN209323829U (en) | A steel tube concrete column base node | |
| CN201598734U (en) | A Connecting Node of Concrete Steel Tube Column and Ring Beam Used in Foundation Pit Engineering of Upside-Down Method | |
| CN206635801U (en) | A kind of deep water waters bridge construction tower-crane foundation structure | |
| CN2700427Y (en) | Perforated diaphragm plate type round column beam connection node structure | |
| CN204385762U (en) | A kind of Rock Bolt Foundation structure | |
| CN211973557U (en) | An exposed rigid column foot node | |
| CN204139323U (en) | A kind of punching block shell mounting structures | |
| CN201358459Y (en) | Expansion-shell anchor head for rock anchor rod foundation of power transmission pole tower | |
| CN202954578U (en) | Structure for connecting tilted stair with rest platform of prefabricated assembled detachable type foundation pit ladder | |
| CN202577315U (en) | Hollow support beam for foundation pit support | |
| CN201713807U (en) | Steel node of prefabricated concrete pipe pile capable of translating and expanding outwards | |
| CN222745053U (en) | Steel support structure |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20101117 Termination date: 20171224 |