CN106121268A - The system and method for prestress rope integrative consolidation slab column - Google Patents

The system and method for prestress rope integrative consolidation slab column Download PDF

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Publication number
CN106121268A
CN106121268A CN201610700586.1A CN201610700586A CN106121268A CN 106121268 A CN106121268 A CN 106121268A CN 201610700586 A CN201610700586 A CN 201610700586A CN 106121268 A CN106121268 A CN 106121268A
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China
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angle steel
post
wire rope
plate
steel
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CN201610700586.1A
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CN106121268B (en
Inventor
李兴华
吴刚
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Southeast University
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Southeast University
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    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04GSCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
    • E04G23/00Working measures on existing buildings
    • E04G23/02Repairing, e.g. filling cracks; Restoring; Altering; Enlarging
    • E04G23/0218Increasing or restoring the load-bearing capacity of building construction elements

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  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Mechanical Engineering (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Rod-Shaped Construction Members (AREA)

Abstract

The invention discloses the system of a kind of prestress rope integrative consolidation slab column, including being anchored in the multiple big angle steel on post and plate/beam by split bolt and nut;That each big angle steel is connected with post while anchoring has multiple little angle steel, each little angle steel connects lay winding wire ropes by adjustable bolt respectively, and each lay winding wire ropes is wound in outside post respectively;Be arranged on that each big angle steel on the downside of plate/beam is connected with plate/beam is provided with multiple little angle steel, and each little angle steel connects screw shell by adjustable bolt respectively, and screw shell connects stretching wire rope;Lay winding wire ropes and stretching wire rope one end are anchored by extruding anchor head after screw shell.After steel wire rope Shi Hanzhang, the reinforcing to slab column can be realized efficiently, just can be realized steel wire rope Shi Hanzhang by twisting adjustable bolt, construct convenient, it is not necessary to main equipment.

Description

The system and method for prestress rope integrative consolidation slab column
Technical field
The present invention relates to civil engineering reinforcement technique field, the system of a kind of prestress rope integrative consolidation slab column And method.
Background technology
Due to material aging, construction quality, nature or the impact of the factor such as artificial, existing a lot of houses anxious the most to be repaired and Reinforcing, countries in the world will expend huge fund every year for this.The reinforcement technique of existing reinforced concrete girder slab post mainly has increase to cut Face method, reinforcement by sticking of sheets, stickup fibrous composite method for strengthening, setting support method for strengthening, steel strand wires mesh sheet-polymer mortar add Gu method etc..Existing reinforcement means is primarily present problems with: there is Stress resort effect between (1) reinforcement material and original component, Cooperation ability is poor, largely effects on consolidation effect;(2) reinforcement material end anchorage length is inadequate, easily finds anchored end Stripping damage, it is impossible to give full play to the strength of materials;(3) increase the sectional dimension of original component, increase deadweight, impact sight and Use.And current reinforcement means is each to reinforce plate and wall, it is impossible to effectively strengthen the globality of structure.Therefore, one it is badly in need of Plant the system and method for integrative consolidation slab column to solve the problems referred to above.
Summary of the invention
Goal of the invention: in order to overcome the deficiencies in the prior art, the present invention provides a kind of prestress rope comprehensive The system and method for reinforcement sheet-pile.
Technical scheme: for solving above-mentioned technical problem, a kind of prestress rope integrative consolidation slab column of the present invention System, including being anchored in the multiple big angle steel on post and plate/beam by split bolt and nut;Each big angle steel is connected with post While anchoring has multiple little angle steel, each little angle steel connects lay winding wire ropes by adjustable bolt respectively, and each lay winding wire ropes is respectively It is wound in outside post;Be arranged on that each big angle steel on the downside of plate/beam is connected with plate/beam is provided with multiple little angle steel, each little angle Steel connects screw shell by adjustable bolt respectively, and screw shell connects stretching wire rope;Lay winding wire ropes and stretching wire rope One end is anchored by extruding anchor head after screw shell.
Wherein, position corresponding with each steel wire rope on plate/beam has groove, and steel wire rope is respectively placed in the groove of correspondence.
A kind of method of prestress rope integrative consolidation slab column, comprises the following steps:
(1) at floor/beam and column relevant position punching, fluting;
(2) split bolt is installed on floor/beam and column relevant position;
(3) big angle steel is installed at split bolt, big angle steel is installed little angle steel, little angle steel is installed adjustable spiral shell Bolt, adjustable bolt connects screw shell;
(4) fixed by extruding anchor head after steel wire rope is each passed through the hole of screw shell, and winding post and paving respectively It is located at the bottom of plate/beam;
(5) tighten adjustable bolt with instrument, make steel wire rope prestressing force reach design load;
(6) at the bottom of floor/beam and the outer surface shotcrete of post, reach to protect prestress rope smooth building The purpose of plate/beam and column.
Beneficial effect: the system and method for a kind of prestress rope integrative consolidation slab column of the present invention, has following Beneficial effect:
1, after to steel wire rope Shi Hanzhang, the reinforcing to slab column can be realized efficiently;
2, just can be realized steel wire rope Shi Hanzhang by twisting adjustable bolt dexterously, construct convenient, it is not necessary to Main equipment;
3, this reinforcement means substantially increases the connection ultimate bearing capacity of joints of floor/beam and column, substantially increases the change of node Shape ability;
4, achieving the integrative consolidation of floor/beam and column, effectively enhance the globality of structure, consolidation effect is the most excellent In other reinforcement means.
Accompanying drawing explanation
Fig. 1 is the schematic three-dimensional top view of the system of prestress rope integrative consolidation slab column of the present invention;
Fig. 2 is the three dimensional bottom view of the system of prestress rope integrative consolidation slab column of the present invention;
Fig. 3 is the plane graph of the system of prestress rope integrative consolidation slab column of the present invention;
In figure: 1-split bolt, the little angle steel of 2-, 3-nut, 4-adjustable bolt, 5-screw shell, 6-extrudes anchor head, 7-steel Cord, 8-post, 9-floor/beam, the big angle steel of 10-.
Detailed description of the invention
Below in conjunction with the accompanying drawings the present invention is further described.
Including as shown in Figure 1 to Figure 3 it is anchored in big angle steel 10 on post 8 and plate/beam 9 by split bolt 1, nut 3, It is fixed on the little angle steel 2 on big angle steel 10;Adjustable bolt 4 is fixed on little angle steel 2 opposite side by nut;Steel wire rope 7 one end around Being fixed by extruding anchor head 6 after crossing the hole of screw shell 5, the other end is anchored on plate/beam 9.Adjustable bolt 4 can be twisted with instrument Tightly, and reach to control the stretching force of steel wire rope by controlling the torsion of instrument.Steel wire rope 7 part is used for reinforced column 8, another Part is for securing plate/beam 9, and wherein the steel wire rope 7 of reinforced column 8 is wrapped on post 8, is anchored at the bottom of capital and post respectively, reinforces The steel wire rope 7 of plate/beam 9 is arranged in plate/beam 9 end.
Position corresponding with each steel wire rope 7 on plate/beam 9 has groove, and steel wire rope 7 is respectively placed in the groove of correspondence.With Adjustable bolt 4 tightened by instrument, after making steel wire rope 7 prestressing force reach design load, to plate/beam 9 surface shotcrete, cement bonded sand Slurry covers the steel wire rope in plate/beam 9 surface and groove and groove, plays protection steel wire rope smooth floor/beam 9 and the work of post 8 With.
The present invention also provides for a kind of method of prestress rope integrative consolidation slab column, and the method comprises the following steps:
(1) punch at floor/beam 9 and post 8 relevant position, slot;
(2) split bolt 1 is installed on floor/beam 9 and post 8 relevant position;
(3) big angle steel 10, little angle steel 2, nut 3, adjustable bolt 4 and screw shell 5 are installed at split bolt;
(4) by steel wire rope winding post 8 respectively be laid on plate/beam 9 end, and walk around behind the hole of screw shell 5 by extruding Anchor head 6 is fixed;
(5) tighten adjustable bolt 4 with instrument, make steel wire rope 7 prestressing force reach design load;
(6) at the outer surface shotcrete of floor/beam 9 end and post 8, reach to protect steel wire rope 7 smooth floor/ Beam 9 and the purpose of post 8.
The above is only the preferred embodiment of the present invention, it should be pointed out that: for the ordinary skill people of the art For Yuan, under the premise without departing from the principles of the invention, it is also possible to make some improvements and modifications, these improvements and modifications also should It is considered as protection scope of the present invention.

Claims (3)

1. the system of a prestress rope integrative consolidation slab column, it is characterised in that: include by split bolt and nut It is anchored in the multiple big angle steel on post and plate/beam;It is that each big angle steel is connected with post while anchoring has multiple little angle steel, each little angle Steel connects lay winding wire ropes by adjustable bolt respectively, and each lay winding wire ropes is wound in outside post respectively;It is arranged on the downside of plate/beam Each big angle steel be connected with plate/beam be provided with multiple little angle steel, each little angle steel connects thread bush by adjustable bolt respectively Cylinder, screw shell connects stretching wire rope;Extruding anchor is passed through after screw shell in lay winding wire ropes and stretching wire rope one end Head anchoring.
The system of a kind of prestress rope integrative consolidation slab column the most according to claim 1, it is characterised in that: its In, position corresponding with each steel wire rope on plate/beam has groove, and steel wire rope is respectively placed in the groove of correspondence.
3. the method for a prestress rope integrative consolidation slab column, it is characterised in that comprise the following steps:
(1) at floor/beam and column relevant position punching, fluting;
(2) split bolt is installed on floor/beam and column relevant position;
(3) big angle steel is installed at split bolt, big angle steel is installed little angle steel, little angle steel is installed adjustable bolt, can Bolt is adjusted to connect screw shell;
(4) fixed by extruding anchor head after steel wire rope is each passed through the hole of screw shell, and winding post and being laid on respectively At the bottom of plate/beam;
(5) tighten adjustable bolt with instrument, make steel wire rope prestressing force reach design load;
(6) at the bottom of floor/beam and the outer surface shotcrete of post, reach to protect prestress rope smooth floor/beam Purpose with post.
CN201610700586.1A 2016-08-22 2016-08-22 The system and method for prestress rope integrative consolidation slab column Active CN106121268B (en)

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Application Number Priority Date Filing Date Title
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CN106121268B CN106121268B (en) 2018-11-09

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112412085A (en) * 2020-10-15 2021-02-26 安徽寰宇建筑设计院 Prestress reinforcing method for repairing expansion drum of box type steel column wall plate
CN113790760A (en) * 2021-09-18 2021-12-14 科顿环境科学股份有限公司 Supervision method for installation of super-large-span steel structure planar truss
CN117266620A (en) * 2023-11-23 2023-12-22 北京工业大学 Reinforcing device and reinforcing method for beam column joints

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20010069376A (en) * 2001-03-15 2001-07-25 이창남 Reinforcing Method of RC Structure Applying Cone Bolts
CN101696589A (en) * 2009-10-13 2010-04-21 华侨大学 Novel combined stone beam
CN201883704U (en) * 2010-12-20 2011-06-29 重庆中设工程设计有限公司 External prestressed tensile base
CN102477799A (en) * 2010-11-30 2012-05-30 上海维固工程实业有限公司 Masonry structure integrity reinforcing method
CN102661055A (en) * 2012-03-12 2012-09-12 河海大学 Reinforcing device for reinforced concrete column using prestressing cable, and application method thereof
CN203742193U (en) * 2014-02-26 2014-07-30 华侨大学 Reinforced concrete beam reinforcing device with prestressed steel wire rope
CN206071086U (en) * 2016-08-22 2017-04-05 东南大学 The system of prestress rope integrative consolidation slab column

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20010069376A (en) * 2001-03-15 2001-07-25 이창남 Reinforcing Method of RC Structure Applying Cone Bolts
CN101696589A (en) * 2009-10-13 2010-04-21 华侨大学 Novel combined stone beam
CN102477799A (en) * 2010-11-30 2012-05-30 上海维固工程实业有限公司 Masonry structure integrity reinforcing method
CN201883704U (en) * 2010-12-20 2011-06-29 重庆中设工程设计有限公司 External prestressed tensile base
CN102661055A (en) * 2012-03-12 2012-09-12 河海大学 Reinforcing device for reinforced concrete column using prestressing cable, and application method thereof
CN203742193U (en) * 2014-02-26 2014-07-30 华侨大学 Reinforced concrete beam reinforcing device with prestressed steel wire rope
CN206071086U (en) * 2016-08-22 2017-04-05 东南大学 The system of prestress rope integrative consolidation slab column

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112412085A (en) * 2020-10-15 2021-02-26 安徽寰宇建筑设计院 Prestress reinforcing method for repairing expansion drum of box type steel column wall plate
CN113790760A (en) * 2021-09-18 2021-12-14 科顿环境科学股份有限公司 Supervision method for installation of super-large-span steel structure planar truss
CN117266620A (en) * 2023-11-23 2023-12-22 北京工业大学 Reinforcing device and reinforcing method for beam column joints

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