CN103572695A - Damping and isolation support provided with pre-biasing devices - Google Patents
Damping and isolation support provided with pre-biasing devices Download PDFInfo
- Publication number
- CN103572695A CN103572695A CN201310540622.9A CN201310540622A CN103572695A CN 103572695 A CN103572695 A CN 103572695A CN 201310540622 A CN201310540622 A CN 201310540622A CN 103572695 A CN103572695 A CN 103572695A
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- connecting rod
- reaction frame
- steel plate
- hole
- isolation support
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- 238000002955 isolation Methods 0.000 title claims abstract description 34
- 238000013016 damping Methods 0.000 title abstract 4
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 64
- 239000010959 steel Substances 0.000 claims abstract description 64
- 238000009434 installation Methods 0.000 claims abstract description 22
- 238000006073 displacement reaction Methods 0.000 claims abstract description 13
- 238000006243 chemical reaction Methods 0.000 claims description 69
- 238000010521 absorption reaction Methods 0.000 claims description 30
- 230000000694 effects Effects 0.000 claims description 8
- 239000004593 Epoxy Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 239000004570 mortar (masonry) Substances 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
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Abstract
A damping and isolation support provided with pre-biasing devices comprises a support and the pre-biasing devices mounted on two sides of the support; each pre-biasing device comprises a counter-force frame, an auxiliary plate, a jack and a connection rod; installation screw holes and connection rod through holes allowing the connection rods to pass through are formed in the counter-force frames and the auxiliary plates; the counter-force frames are mounted on one connection steel plate of the support through screws; the auxiliary plates are mounted on the other connection steel plate of the support through bolts; the connection rods penetrate through the connection rod through holes in the counter-force frames and the auxiliary plates transversely; each jack is mounted at the middle part of a connection rod between one counter-force frame or one auxiliary plate or is mounted at one end of a connection rod located on the outer side of an auxiliary plate; and the counter-force frames and the auxiliary plates produce relative displacement in a horizontal direction under the action of the jacks. The damping and isolation support is scientific in design, simple in structure and convenient to assemble and disassemble; no large-scale power equipment is required to be used, and pre-biasing of the damping and isolation support can be realized; and pre-biasing elements of the support can be used repeatedly, and the cost is reduced.
Description
Technical field
The present invention relates to a kind of bridge vibration absorption and isolation support, relate in particular to a kind of vibration absorption and isolation support with prebias device.
Background technology
Vibration absorption and isolation support is widely used in bridge construction engineering, and existing vibration absorption and isolation support is not all with prebias member, does not also carry out prebias before installation, thereby exists following not enough:
1. because variations in temperature bridge produces, expand with heat and contract with cold, may there is off normal in bearing when temperature is closed up in design, and the monitoring of vibration absorption and isolation support performance is made troubles;
2., while being steel box girder for beam body, because expanding with heat and contract with cold of producing of the foozle of steel case beam and temperature may occur that off normal appears in the installing hole on steel case beam, cause difficulty to installation and the replacing of vibration absorption and isolation support.
Summary of the invention
The technical problem to be solved in the present invention is: provide can carry out before a kind of installation prebias with the vibration absorption and isolation support with prebias device, to overcome the existing deficiency of above-mentioned prior art.
The technical scheme that the present invention takes is: a kind of vibration absorption and isolation support with prebias device, the prebias device that comprises bearing and be arranged on bearing both sides, described prebias device comprises reaction frame, accessory plate, jack and connecting rod, the connecting rod through hole that described reaction frame and accessory plate are provided with installation screw and pass for connecting rod, described reaction frame is arranged on bearing wherein on a junction steel plate by screw, described accessory plate is arranged on another junction steel plate of bearing by screw, described connecting rod crosses the connecting rod through hole on reaction frame and accessory plate, described jack or be arranged on reaction frame and accessory plate between connecting rod middle part, or be arranged on the connecting rod one end that is positioned at accessory plate outside, described reaction frame and accessory plate produce the relative displacement of horizontal direction under the effect of jack.
Its further technical scheme is: the position that described connecting rod is positioned at the connecting rod through hole one or both ends of reaction frame and accessory plate is provided with setscrew nut.
Its further technical scheme is: described reaction frame is an inverse-T-shaped steel plate consisting of horizontal sides and upstanding edge, described installation screw is located at the horizontal sides of "T"-shaped steel plate, described connecting rod through hole is located at the upstanding edge of "T"-shaped steel plate, described connecting rod through hole or formed by the sleeve pipe being connected on upstanding edge, or directly open the top at upstanding edge.
Its further technical scheme be: described accessory plate is one " L " shape right angle steel plate, described installation screw is located at respectively two right-angle sides of right angle steel plate, described connecting rod through hole is driveed the right-angle side at right angle steel plate, the axis of connecting rod through hole is to parallel with this right-angle side, described connecting rod is through the connecting rod through hole of reaction frame and right angle steel plate, described jack is arranged on the connecting rod one end that is positioned at steel plate outside, right angle, and described reaction frame and right angle steel plate produce the relative displacement of horizontal direction under the effect of jack.
Its further another technical scheme be: described accessory plate be structure identical with reaction frame fall reaction frame, described connecting rod crosses reaction frame and falls the connecting rod through hole of reaction frame, the connecting rod middle part that described jack is arranged on reaction frame and falls between reaction frame, described reaction frame and the reaction frame that falls produce the relative displacement of horizontal direction under the effect of jack.
Owing to adopting technique scheme, the present invention's the vibration absorption and isolation support with prebias member has following beneficial effect:
1. adopt the present invention's the vibration absorption and isolation support with prebias device, when installing, bearing can first give vibration absorption and isolation support pre-partially certain displacement according to field condition, guarantee vibration absorption and isolation support energy return when temperature is closed up in design, there is not off normal, not only be beneficial to the monitoring to vibration absorption and isolation support performance, and can avoid may occurring that due to foozle and the expanding with heat and contract with cold of temperature generation of steel case beam off normal appears in the installing hole on steel case beam, cause difficulty to installation and the replacing of vibration absorption and isolation support, when particularly beam body is steel box girder;
2. the vibration absorption and isolation support with prebias device that uses the present invention is without the prebias of employing large-sized power plant and can realize vibration absorption and isolation support, and susceptor design science is simple in structure, easy installation and removal, and its prebias member is reusable, can reduce costs.
Below in conjunction with drawings and Examples, the technical characterictic of the present invention's the vibration absorption and isolation support with prebias device is further described.
Accompanying drawing explanation
Fig. 1～Fig. 2: the vibration absorption and isolation support structural representation with prebias device of the embodiment of the present invention one (prebias state):
Fig. 1-front view, the top view of Fig. 2-Fig. 1;
Fig. 3～Fig. 4: the vibration absorption and isolation support structural representation with prebias device of the embodiment of the present invention two (prebias state):
Fig. 3-front view, the top view of Fig. 4-Fig. 3;
Fig. 5～Fig. 6: reaction frame structural representation with well:
Fig. 5-front view, the left view of Fig. 6-Fig. 5;
Fig. 7～Fig. 8: reaction frame structural representation not with well:
Fig. 7-front view, the top view of Fig. 8-Fig. 7;
Fig. 9～Figure 11: " L " shape right angle steel plate structural representation:
Fig. 9-front view, the left view of Figure 10-Fig. 9, the top view of Figure 11-Fig. 9.
In figure:
1-upper junction steel plate, 2-bearing, 3-lower junction steel plate, 4-setscrew nut, 5-reaction frame, 51-connecting rod through hole, 52-installation screw, 53-baffle plate, 54-sleeve pipe, 6-connecting rod, 7-screw, 8-right angle steel plate, 81-connecting rod through hole, 82-installation screw, 9-jack.
The specific embodiment
embodiment mono-
A kind of vibration absorption and isolation support with prebias device, the prebias device that comprises bearing and be arranged on bearing front side and rear side, described prebias device comprises reaction frame 5, accessory plate, jack 9 and connecting rod 6, the connecting rod through hole that described reaction frame and accessory plate are provided with installation screw and pass for connecting rod, described reaction frame 5 is an inverse-T-shaped steel plate consisting of horizontal sides and upstanding edge, described installation screw 52 is located at the horizontal sides of "T"-shaped steel plate, described connecting rod through hole 51 is located at the upstanding edge of "T"-shaped steel plate, by the sleeve pipe 54 being connected on upstanding edge by baffle plate 53, formed, described reaction frame 5 is arranged on the lower junction steel plate 3 of bearing by screw 7.
Described accessory plate is one " L " shape right angle steel plate 8, two right-angle sides of described right angle steel plate are respectively equipped with installation screw 82, on one right-angle side of described right angle steel plate, have connecting rod through hole 81, the axis of described connecting rod through hole is parallel with this right-angle side, described right angle steel plate is arranged on the right angle of upper junction steel plate 1 by screw 7, by the installation screw on right angle steel plate two right-angle sides respectively with bearing on two right-angle sides of junction steel plate 1 be connected and fixed, described connecting rod 6 is through the connecting rod through hole 51 and 81 of reaction frame 5 and right angle steel plate 8, the position that connecting rod is positioned at connecting rod through hole 51 two ends of reaction frame is provided with setscrew nut 4, the position that connecting rod is positioned at connecting rod through hole 81 one end, inner side of right angle steel plate is provided with setscrew nut 4, described jack 9 is arranged on the connecting rod one end that is positioned at steel plate outside, right angle, described reaction frame and right angle steel plate produce the relative displacement of horizontal direction under the effect of jack.
embodiment bis-
A kind of vibration absorption and isolation support with prebias device, the prebias device that comprises bearing and be arranged on bearing front side and rear side, described prebias device comprises reaction frame 5, accessory plate, jack 9 and connecting rod 6, the connecting rod through hole that described reaction frame and accessory plate are provided with installation screw and pass for connecting rod, described reaction frame is an inverse-T-shaped steel plate consisting of horizontal sides and upstanding edge, described installation screw is located at the horizontal sides of "T"-shaped steel plate, described connecting rod through hole 51 is located at the upstanding edge of "T"-shaped steel plate, by the sleeve pipe 54 being connected on upstanding edge by baffle plate 53, formed, described reaction frame is arranged on the lower junction steel plate 3 of bearing by screw 7.
Described accessory plate is the reaction frame that structure is identical with reaction frame 5, the described reaction frame that falls is crossed on the upper junction steel plate 1 that screw 7 is arranged on bearing, described connecting rod 6 crosses reaction frame and falls the connecting rod through hole of reaction frame, the position that connecting rod is positioned at connecting rod through hole 51 two ends of reaction frame is provided with setscrew nut 4, and the position that connecting rod is positioned at down the connecting rod through hole two ends of reaction frame is provided with setscrew nut 4.
The connecting rod middle part that described jack 9 is arranged on reaction frame and falls between reaction frame, described reaction frame and the reaction frame that falls produce the relative displacement of horizontal direction under the effect of jack.
Above-described embodiment one and embodiment bis-are preferably one of embodiments of the present invention.
In above-described embodiment one and embodiment bis-, general two covers that adopt of described prebias device, symmetry is arranged on the ，Huo left and right sides, both sides, bearing front and back, to guarantee the displacement of upper and lower junction steel plate keeping parallelism;
On reaction frame upstanding edge, by baffle plate splicing sleeve, as connecting rod through hole object, be in order to reduce the thickness of reaction frame.
Conversion as above-described embodiment one and embodiment bis-:
1. described in, prebias device also can be only with a set of, but the displacement parallelism of junction steel plate does not adopt the good of two covers up and down;
2. described in, the installation site of reaction frame and accessory plate also can exchange, and reaction frame is arranged on junction steel plate, and accessory plate is arranged on lower junction steel plate;
3. the connecting rod through hole described on reaction frame also can directly be opened on the upstanding edge of "T"-shaped steel plate, but requires steel plate to have enough thickness.
The installation and application of the present invention's the vibration absorption and isolation support with prebias device:
(1) at Pier Design position, hold the preformed hole that junction steel plate under vibration absorption and isolation support is installed successfully;
(2) start jack, utilize reaction frame as support, to accessory plate, apply the thrust of horizontal direction, drive upper and lower junction steel plate to produce relative displacement, reach behind design position, by the setscrew nut on connecting rod, the relative position of reaction frame and accessory plate is locked;
(3) upper junction steel plate and case beam are connected firmly, lower junction steel plate is fastened on bridge pier preformed hole, and pour into a mould epoxy mortar;
(4), after epoxy mortar solidifies, remove the prebias device of bearing.
Claims (5)
1. the vibration absorption and isolation support with prebias device, it is characterized in that: described vibration absorption and isolation support comprises bearing (2) and the prebias device that is arranged on bearing both sides, described prebias device comprises reaction frame (5), accessory plate, jack (9) and connecting rod (6), the connecting rod through hole that described reaction frame and accessory plate are provided with installation screw and pass for connecting rod, described reaction frame is arranged on bearing wherein on a junction steel plate by screw, described accessory plate is arranged on another junction steel plate of bearing by screw, described connecting rod crosses the connecting rod through hole on reaction frame and accessory plate, described jack or be arranged on reaction frame and accessory plate between connecting rod middle part, or be arranged on the connecting rod one end that is positioned at accessory plate outside, described reaction frame and accessory plate produce the relative displacement of horizontal direction under the effect of jack.
2. the vibration absorption and isolation support with prebias device according to claim 1, is characterized in that: the position that described connecting rod is positioned at the connecting rod through hole one or both ends of reaction frame and accessory plate is provided with setscrew nut (4).
3. the vibration absorption and isolation support with prebias device according to claim 1 and 2, it is characterized in that: described reaction frame (5) is an inverse-T-shaped steel plate consisting of horizontal sides and upstanding edge, described installation screw (52) is located at the horizontal sides of "T"-shaped steel plate, described connecting rod through hole (51) is located at the upstanding edge of "T"-shaped steel plate, described connecting rod through hole or form or directly open the top at upstanding edge by being connected to sleeve pipe (54) on upstanding edge.
4. the vibration absorption and isolation support with prebias device according to claim 3, it is characterized in that: described accessory plate is one " L " shape right angle steel plate (8), described installation screw is located at respectively two right-angle sides of right angle steel plate, described connecting rod through hole (81) is driveed the right-angle side at right angle steel plate, the axis of connecting rod through hole is parallel with this right-angle side, described connecting rod (6) is through the connecting rod through hole of reaction frame and right angle steel plate, described jack (9) is arranged on the connecting rod one end that is positioned at steel plate outside, right angle, described reaction frame (5) and right angle steel plate (8) produce the relative displacement of horizontal direction under the effect of jack.
5. the vibration absorption and isolation support with prebias device according to claim 3, it is characterized in that: described accessory plate is the reaction frame that structure is identical with reaction frame, described connecting rod crosses reaction frame and falls the connecting rod through hole of reaction frame, the connecting rod middle part that described jack is arranged on reaction frame and falls between reaction frame, described reaction frame and the reaction frame that falls produce the relative displacement of horizontal direction under the effect of jack.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310540622.9A CN103572695A (en) | 2013-07-23 | 2013-11-05 | Damping and isolation support provided with pre-biasing devices |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320440220.7 | 2013-07-23 | ||
| CN201320440220 | 2013-07-23 | ||
| CN201310540622.9A CN103572695A (en) | 2013-07-23 | 2013-11-05 | Damping and isolation support provided with pre-biasing devices |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103572695A true CN103572695A (en) | 2014-02-12 |
Family
ID=50045352
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310540622.9A Pending CN103572695A (en) | 2013-07-23 | 2013-11-05 | Damping and isolation support provided with pre-biasing devices |
| CN201320692199.XU Expired - Lifetime CN203593951U (en) | 2013-07-23 | 2013-11-05 | Seismic mitigation and absorption support with pre-bias devices |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320692199.XU Expired - Lifetime CN203593951U (en) | 2013-07-23 | 2013-11-05 | Seismic mitigation and absorption support with pre-bias devices |
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| Country | Link |
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| CN (2) | CN103572695A (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103306194A (en) * | 2013-06-16 | 2013-09-18 | 柳州东方工程橡胶制品有限公司 | Prebias device for bridge seismic reduction and isolation support and method for performing prebias by utilizing prebias device |
| CN105648918A (en) * | 2016-01-14 | 2016-06-08 | 中铁大桥局集团第四工程有限公司 | Deviation device and construction method thereof |
| CN106437181A (en) * | 2016-09-09 | 2017-02-22 | 国网江苏省电力公司经济技术研究院 | Splicing seam adjusting device for steel structure assembling |
| CN108894101A (en) * | 2018-08-14 | 2018-11-27 | 广东省交通规划设计研究院股份有限公司 | The pre- inclined application method for adjusting component, bridge pad and bridge pad |
| CN109235244A (en) * | 2018-10-24 | 2019-01-18 | 株洲时代新材料科技股份有限公司 | A kind of regulating device for bridge pad |
| CN110886246A (en) * | 2019-12-18 | 2020-03-17 | 无锡圣丰建筑新材料有限公司 | Hole site deviation replacing device for shock insulation support |
| CN115821764A (en) * | 2022-11-22 | 2023-03-21 | 中交建筑集团有限公司 | Pre-deflection construction method of spherical bearing |
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| JPH07127018A (en) * | 1993-10-29 | 1995-05-16 | Bridgestone Corp | Rubber bearing material aligning method |
| JPH07180114A (en) * | 1993-12-24 | 1995-07-18 | Ohbayashi Corp | Shearing deformation correction device of seismic isolation bearing |
| JP2003041514A (en) * | 2001-07-30 | 2003-02-13 | Kawaguchi Metal Industries Co Ltd | Deformation-imparting device for elastic bearing |
| JP2004232274A (en) * | 2003-01-29 | 2004-08-19 | Yokohama Rubber Co Ltd:The | Retaining structure for adjustment of strain of rubber elastic supporter and method for adjusting strain by using it |
| JP2008127775A (en) * | 2006-11-17 | 2008-06-05 | Bridgestone Corp | Strain adjusting implement and strain adjusting method |
| CN102808375A (en) * | 2012-09-11 | 2012-12-05 | 天津市市政工程设计研究院 | Hinge structure of steel pier column of portal frame platform bridge and bearing platform and construction method thereof |
| CN203383140U (en) * | 2013-06-16 | 2014-01-08 | 柳州东方工程橡胶制品有限公司 | Prebiasing device of bridge seismic isolation and reduction support |
-
2013
- 2013-11-05 CN CN201310540622.9A patent/CN103572695A/en active Pending
- 2013-11-05 CN CN201320692199.XU patent/CN203593951U/en not_active Expired - Lifetime
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07127018A (en) * | 1993-10-29 | 1995-05-16 | Bridgestone Corp | Rubber bearing material aligning method |
| JPH07180114A (en) * | 1993-12-24 | 1995-07-18 | Ohbayashi Corp | Shearing deformation correction device of seismic isolation bearing |
| JP2003041514A (en) * | 2001-07-30 | 2003-02-13 | Kawaguchi Metal Industries Co Ltd | Deformation-imparting device for elastic bearing |
| JP2004232274A (en) * | 2003-01-29 | 2004-08-19 | Yokohama Rubber Co Ltd:The | Retaining structure for adjustment of strain of rubber elastic supporter and method for adjusting strain by using it |
| JP2008127775A (en) * | 2006-11-17 | 2008-06-05 | Bridgestone Corp | Strain adjusting implement and strain adjusting method |
| CN102808375A (en) * | 2012-09-11 | 2012-12-05 | 天津市市政工程设计研究院 | Hinge structure of steel pier column of portal frame platform bridge and bearing platform and construction method thereof |
| CN203383140U (en) * | 2013-06-16 | 2014-01-08 | 柳州东方工程橡胶制品有限公司 | Prebiasing device of bridge seismic isolation and reduction support |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103306194A (en) * | 2013-06-16 | 2013-09-18 | 柳州东方工程橡胶制品有限公司 | Prebias device for bridge seismic reduction and isolation support and method for performing prebias by utilizing prebias device |
| CN105648918A (en) * | 2016-01-14 | 2016-06-08 | 中铁大桥局集团第四工程有限公司 | Deviation device and construction method thereof |
| CN106437181A (en) * | 2016-09-09 | 2017-02-22 | 国网江苏省电力公司经济技术研究院 | Splicing seam adjusting device for steel structure assembling |
| CN106437181B (en) * | 2016-09-09 | 2019-04-02 | 国家电网公司 | Steel structure assembling adjusts device with piece |
| CN108894101A (en) * | 2018-08-14 | 2018-11-27 | 广东省交通规划设计研究院股份有限公司 | The pre- inclined application method for adjusting component, bridge pad and bridge pad |
| CN108894101B (en) * | 2018-08-14 | 2021-04-27 | 广东省交通规划设计研究院股份有限公司 | Pre-deviation adjusting assembly, bridge support and using method of bridge support |
| CN109235244A (en) * | 2018-10-24 | 2019-01-18 | 株洲时代新材料科技股份有限公司 | A kind of regulating device for bridge pad |
| CN110886246A (en) * | 2019-12-18 | 2020-03-17 | 无锡圣丰建筑新材料有限公司 | Hole site deviation replacing device for shock insulation support |
| CN110886246B (en) * | 2019-12-18 | 2024-04-26 | 无锡圣丰建筑新材料有限公司 | Hole position deviation device is changed to shock insulation support |
| CN115821764A (en) * | 2022-11-22 | 2023-03-21 | 中交建筑集团有限公司 | Pre-deflection construction method of spherical bearing |
Also Published As
| Publication number | Publication date |
|---|---|
| CN203593951U (en) | 2014-05-14 |
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Inventor after: Liu Jinzhang Inventor after: Li Jianbo Inventor after: Liang Yingying Inventor after: Lu Hongbo Inventor after: Xiong Gaobo Inventor after: Su Quanke Inventor after: Meng Fanchao Inventor after: Ye Mingkun Inventor after: He Jiarong Inventor after: Luo Qiuqing Inventor after: Huang Guangyu Inventor after: Pan Tuchun Inventor after: Li Shijun Inventor before: Liu Jinzhang Inventor before: Lu Hongbo Inventor before: Xiong Gaobo Inventor before: Ye Mingkun Inventor before: He Jiarong Inventor before: Luo Qiuqing Inventor before: Huang Guangyu Inventor before: Pan Tuchun Inventor before: Li Shijun Inventor before: Li Jianbo Inventor before: Liang Yingying |
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Free format text: CORRECT: INVENTOR; FROM: LIU JINZHANG YE MINGKUN HE JIARONG LUO QIUQING HUANG GUANGYU PAN TUCHUN LI SHIJUN LI JIANBO LIANG YINGYING LU HONGBO XIONG GAOBO TO: LIU JINZHANG SU QUANKE MENG FANCHAO YE MINGKUN HE JIARONG LUO QIUQING HUANG GUANGYU PAN TUCHUN LI SHIJUN LI JIANBO LIANG YINGYING LU HONGBO XIONG GAOBO |
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Application publication date: 20140212 |