CN110029592B - 一种体外预应力frp筋张拉锚固装置 - Google Patents
一种体外预应力frp筋张拉锚固装置 Download PDFInfo
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- CN110029592B CN110029592B CN201910293245.0A CN201910293245A CN110029592B CN 110029592 B CN110029592 B CN 110029592B CN 201910293245 A CN201910293245 A CN 201910293245A CN 110029592 B CN110029592 B CN 110029592B
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- 238000004873 anchoring Methods 0.000 title claims abstract description 36
- 230000005540 biological transmission Effects 0.000 claims abstract description 4
- 229910000831 Steel Inorganic materials 0.000 claims description 32
- 239000010959 steel Substances 0.000 claims description 32
- 230000008602 contraction Effects 0.000 claims description 6
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 210000002435 tendon Anatomy 0.000 claims description 3
- 210000003205 muscle Anatomy 0.000 abstract description 6
- 238000010008 shearing Methods 0.000 abstract description 3
- 230000003014 reinforcing effect Effects 0.000 abstract description 2
- 229920002430 Fibre-reinforced plastic Polymers 0.000 description 61
- 239000011151 fibre-reinforced plastic Substances 0.000 description 61
- 238000000034 method Methods 0.000 description 6
- 230000008569 process Effects 0.000 description 6
- 238000005516 engineering process Methods 0.000 description 4
- 230000002787 reinforcement Effects 0.000 description 4
- 238000010276 construction Methods 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 239000011148 porous material Substances 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- 230000002411 adverse Effects 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 230000000994 depressogenic effect Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000000338 in vitro Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000009191 jumping Effects 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D22/00—Methods or apparatus for repairing or strengthening existing bridges ; Methods or apparatus for dismantling bridges
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
- E04G21/12—Mounting of reinforcing inserts; Prestressing
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G23/00—Working measures on existing buildings
- E04G23/02—Repairing, e.g. filling cracks; Restoring; Altering; Enlarging
- E04G23/0218—Increasing or restoring the load-bearing capacity of building construction elements
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Bridges Or Land Bridges (AREA)
- Reinforcement Elements For Buildings (AREA)
Abstract
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CN201910293245.0A CN110029592B (zh) | 2019-04-12 | 2019-04-12 | 一种体外预应力frp筋张拉锚固装置 |
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CN201910293245.0A CN110029592B (zh) | 2019-04-12 | 2019-04-12 | 一种体外预应力frp筋张拉锚固装置 |
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CN110029592A CN110029592A (zh) | 2019-07-19 |
CN110029592B true CN110029592B (zh) | 2024-01-30 |
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Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110295551B (zh) * | 2019-08-09 | 2021-02-09 | 中国建筑第四工程局有限公司 | 连续刚构桥体外预应力加固结构 |
CN110453591A (zh) * | 2019-08-14 | 2019-11-15 | 中国恩菲工程技术有限公司 | 锚固装置及具有其的桥梁 |
CN110565546B (zh) * | 2019-09-09 | 2024-04-16 | 长沙理工大学 | 一种为桥梁结构装配预应力的可拆卸装置及加固方法 |
CN111255182B (zh) * | 2020-01-20 | 2021-09-14 | 山东东珠新型房屋科技有限公司 | 一种金属墙板外挂结构 |
CN111893904B (zh) * | 2020-07-10 | 2021-09-24 | 长沙理工大学 | 一种局部拆除过程中结构内部预应力保持装置和方法 |
CN112223529A (zh) * | 2020-11-04 | 2021-01-15 | 姜伟涛 | 一种梁体加工用张紧应力联动拉伸装置 |
CN113006379B (zh) * | 2021-03-16 | 2023-06-23 | 北京工业大学 | 可拆卸装配式框架建筑预应力筋接长连接器及使用方法 |
CN114351604B (zh) * | 2022-02-28 | 2023-12-22 | 长沙理工大学 | 一种基于现场放张施加体外预应力的装置及桥梁加固方法 |
CN114991516B (zh) * | 2022-05-31 | 2023-08-29 | 长沙理工大学 | 一种实现预应力自张拉及二次调控的组合加固装置及方法 |
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CN106401075A (zh) * | 2016-11-30 | 2017-02-15 | 长沙理工大学 | 一种预应力筋连接及张拉装置和方法 |
CN106522573A (zh) * | 2016-11-16 | 2017-03-22 | 东南大学 | 一种应用于预应力frp网格张拉的夹片式锚具及其施工方法 |
CN206486822U (zh) * | 2017-01-18 | 2017-09-12 | 中交第一公路勘察设计研究院有限公司 | 一种桥梁加固用高强预应力钢丝批量张拉锚固装置 |
CN107435293A (zh) * | 2017-07-06 | 2017-12-05 | 东南大学 | 用于预制拼装桥墩的预应力frp筋张拉锚固装置及其施工方法 |
CN107700867A (zh) * | 2017-10-13 | 2018-02-16 | 华南理工大学 | 一种柔性frp片材预应力张拉装置及方法 |
CN107762157A (zh) * | 2017-11-02 | 2018-03-06 | 顾开明 | 一种电动螺杆张拉机 |
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SU981546A1 (ru) * | 1980-09-30 | 1982-12-15 | Всесоюзный Государственный Проектно-Конструкторский Институт "Гипромонтажиндустрия" | Стенд дл изготовлени арматурного каркаса дл бетонных труб |
JP2003013603A (ja) * | 2001-06-28 | 2003-01-15 | Kyokuto Kogen Concrete Shinko Kk | コンクリート構造物におけるプレストレス導入装置 |
JP2004116082A (ja) * | 2002-09-25 | 2004-04-15 | Nippon Steel Corp | Pcケーブル定着具 |
JP2006045997A (ja) * | 2004-08-06 | 2006-02-16 | Oriental Construction Co Ltd | プレストレス力導入装置の定着構造およびプレストレス式の接合構造 |
CN1699710A (zh) * | 2005-04-30 | 2005-11-23 | 中材科技股份有限公司 | 预应力纤维增强塑料板材锚固装置及配套使用的张拉推架 |
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