CN205538433U - Experimental loading device of anti -seismic performance under composite action is cut at stretch bending to shear force wall - Google Patents
Experimental loading device of anti -seismic performance under composite action is cut at stretch bending to shear force wall Download PDFInfo
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- CN205538433U CN205538433U CN201520933854.5U CN201520933854U CN205538433U CN 205538433 U CN205538433 U CN 205538433U CN 201520933854 U CN201520933854 U CN 201520933854U CN 205538433 U CN205538433 U CN 205538433U
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Abstract
The utility model relates to an experimental loading system of anti -seismic performance under the composite action is cut at the stretch bending to the shear force wall for to fixing good shear force wall test piece loading, seted up the loading beam preformed hole on shear force wall test piece, including vertical hydraulic jack (1), reaction beam (2), hydraulic jack loading device (3), the level is drawn and is pressed jack (4), reaction wall (5), the level is drawn and is pressed jack fixing device (6), the level is drawn and is pressed jack loading device (7), wherein, hydraulic jack loading device (3) are including arranging steel sheet (8) on hydraulic jack (1) in, first stock (1 9 ), nut (1 10 ), gasket (11) and can be on reaction beam (2) gliding sliding support (12), first stock (1 on sliding support (12) were arranged in vertical hydraulic jack (1) 9 )Pass and pass shear force wall test piece loading beam preformed hole behind the preformed hole of steel sheet (8) again. The utility model discloses shear force wall stretch bending can be carried out effectively and the anti -seismic performance experiment under the composite action is cut.
Description
Technical field
This utility model belongs to structural engineering technical field, relates to a kind of shear wall charger of Experimental Study on Seismic Behavior under stretch bending cuts composite force operating mode.
Background technology
Shear wall is as one of main lateral resisting structure form in building, it is subjected to wind and lateral load that geological process causes, still suffer from the vertical load from dead load and each floor live load etc. simultaneously, the research of its anti-seismic performance is constantly subjected to the attention of engineering field, research to reinforced concrete shear wall system is own through comparative maturity both at home and abroad, achieve great successes, have accumulated substantial amounts of data.
The stress performance under axial compression, eccentric compression effect, failure pattern and mechanism are mainly studied in the research of existing shear wall Experimental Study on Seismic Behavior.The relevant regulations of shear wall Experimental Study on Seismic Behavior method Primary Reference building aseismicity test method code.The pseudo-static experimental charger proposed in building aseismicity test method code is also based on shear wall and sums up under axial compression, eccentric compression effect and draw.Wherein regulation assay device and test loading equipemtn should meet design stress condition and the requirement of support pattern of test specimen, the load transfer devices such as testing stand, counter force wall, door frame, reaction frame should have rigidity, intensity and stability in the large, and the load capability of loader and stroke should be greater than maximum weighted and the ultimate deformation of test specimen.This building aseismicity test method code is applicable to component and the node antidetonation basic performance tests of xoncrete structure, steel construction, masonry structure and combinative structure, and structural model or prototype Experimental Study on Seismic Behavior under Frequency Cyclic Static Loading, the most comparative maturity.
And research for the stress performance of concrete shear force wall under eccentric tension effect (stretch bending cuts composite force), failure pattern and mechanism is little, its main cause is to be difficult to carry out about shear wall Experimental Study on Seismic Behavior under stretch bending cuts compound action, especially applies axle pulling force on side moves component and there is certain difficulty.
Utility model content
The purpose of this utility model is the problems referred to above for prior art, a kind of shear wall Experimental Study on Seismic Behavior charger under stretch bending cuts compound action is provided, the charger that this utility model provides, is equally applicable to reinforced concrete shear wall, masonry wall and steel plate concrete shear wall Experimental Study on Seismic Behavior under axle pulling force and Frequency Cyclic Static Loading.The technical solution of the utility model is as follows:
A kind of shear wall Experimental Study on Seismic Behavior charger under stretch bending cuts compound action, for the shear wall test specimen fixed is loaded, shear wall test specimen offers loading beam preformed hole, it is characterized in that, including vertical hydraulic jack (1), reaction beam (2), hydraulic jack charger (3), horizontal tension and compression jack (4), counter force wall (5), horizontal tension and compression jack fixing device (6), horizontal tension and compression jack charger (7), wherein
Hydraulic jack charger (3) includes the steel plate (8) being placed in hydraulic jack (1), the first anchor pole (1-9), nut (1-10), pad (11) and the sliding support (12) that above can slide at reaction beam (2)；Vertical hydraulic jack (1) is placed on sliding support (12), first anchor pole (1-9) is then passed through shear wall test specimen loading beam preformed hole after the preformed hole of steel plate (8), the upper end of the first anchor pole (1-9) is fixed on steel plate (8), and lower end is fixed on shear wall test specimen；
Horizontal tension and compression jack fixing device (6) includes the girder steel (13) being fixed on counter force wall, second anchor pole (2-9) and the first crab-bolt (1-14), first crab-bolt (1-14) passes girder steel (13) preformed hole, one end is fixed on girder steel (13), the other end is connected with the top of horizontal tension and compression jack (4), is used for fixing horizontal tension and compression jack (4)；
Horizontal tension and compression jack charger (7) include the first load plate (151), the second load plate (152), the 3rd anchor pole (3-9) and the second crab-bolt (2-14), first load plate (151) and the second load plate (152) are respectively fixedly connected with at the two ends of shear wall test specimen, 3rd anchor pole (3-9) passes two load plate (151,152), two ends lead to that the examination of the first load plate (151) and the second load plate (152) and shear wall is fixing to be connected respectively；Second crab-bolt (2-14), through the hole in the hole in the first load plate (151) with horizontal tension and compression jack (4) afterbody, is used for transmitting the horizontal loading of applying.
The beneficial effects of the utility model are:
1) shear wall of the present utility model Experimental Study on Seismic Behavior charger under stretch bending cuts compound action, can effectively carry out shear wall stretch bending and cut the Experimental Study on Seismic Behavior under compound action, and the building aseismicity test method in China's Structural Engineering field can be improved.
2) shear wall of the present utility model Experimental Study on Seismic Behavior charger under stretch bending cuts compound action, can be used to study the stress performance of concrete shear force wall, failure pattern and mechanism under eccentric tension effect (stretch bending cuts composite force), checking China stretch bending cuts the safety of computing formula in shear wall related specifications under composite force, and provides foundation for its amendment and establishment.
3) shear wall of the present utility model Experimental Study on Seismic Behavior charger under stretch bending cuts compound action, can promote the use of in the Experimental Study on Seismic Behavior of stretch bending component similar with shear wall in Structural Engineering field, specify stretch bending component anti-seismic performance under stretch bending cuts compound action, in Practical Project, apply the reference providing important for stretch bending component.
Accompanying drawing explanation
Fig. 1 is the shear wall of the present utility model Experimental Study on Seismic Behavior charger schematic diagram under stretch bending cuts compound action.
Fig. 2 is the shear wall of the present utility model Experimental Study on Seismic Behavior hydraulic jack fixing device schematic diagram under stretch bending cuts compound action.
Fig. 3 is the shear wall of the present utility model Experimental Study on Seismic Behavior under stretch bending cuts compound action horizontal tension and compression jack fixing device schematic diagram.
Fig. 4 is the shear wall of the present utility model Experimental Study on Seismic Behavior under stretch bending cuts compound action horizontal tension and compression jack charger schematic diagram.
Detailed description of the invention
See Fig. 1-4, a kind of shear wall that the utility model proposes Experimental Study on Seismic Behavior charger under stretch bending cuts compound action, including vertical tension and compression jack 1, reaction beam 2, hydraulic jack charger 3, horizontal tension and compression jack 4, counter force wall 5, horizontal tension and compression jack fixing device 6, horizontal tension and compression jack charger 7, it is made up of in the following manner:
Hydraulic jack charger 3 includes for accepting upper steel plate 8, the first anchor pole 1-9 of hydraulic jack 1, nut 1-10, pad 11 and the sliding support 12 that can slide on reaction beam 2；
Horizontal tension and compression jack fixing device 6 includes for accepting girder steel 13, the second anchor pole 2-9 of horizontal tension and compression jack 4, nut 2-10, the first crab-bolt 1-14；
Horizontal tension and compression jack charger 7 includes right load plate the 151, the 3rd anchor pole 3-9, nut 3-10, the second crab-bolt 2-14 and left load plate 152 for accepting horizontal tension and compression jack 4.
Hydraulic jack fixing device connected mode is: vertical hydraulic jack 1 is placed on sliding support 12, first anchor pole 1-9 is then passed through shear wall test specimen loading beam preformed hole after the preformed hole of steel plate 8, the upper end of the first anchor pole 1-9 is fixed on steel plate 8 by nut, lower end is fixed on shear wall test specimen by nut 1-10, pad 11 is placed between nut 1-10 and shear wall test specimen, prevents stress raisers.
Horizontal tension and compression jack fixing device connected mode is: the second anchor pole 2-9 passes girder steel 13 preformed hole, is fixed on the relevant position of counter force wall 5 by nut 2-10；Crab-bolt 1-14 sequentially passes through girder steel 13 preformed hole and fixes horizontal tension and compression jack 4 with horizontal tension and compression jack 4 top circular hole.
Horizontal tension and compression jack charger connected mode is: the 3rd anchor pole 3-9 sequentially passes through right load plate 151 and left load plate 152 preformed hole, and two ends utilize nut 3-10 that right load plate 151 and left load plate 152 are fixed on shear wall test specimen top；Crab-bolt 2-14, through right load plate 151 ear circular hole and horizontal tension and compression jack 4 afterbody circular hole, transmits the horizontal loading of applying.
The connected mode of horizontal tension and compression jack is: horizontal tension and compression jack 4 is to be fixed on counter force wall 5 by horizontal tension and compression jack fixing device 6；Horizontal tension and compression jack 4 is to be fixed on shear wall test specimen 16 by horizontal tension and compression jack charger 7.
The loading method of test is with reference to the relevant regulations of building aseismicity test method code.The general compoundforce-displacement control loading method that uses, before test specimen surrender, should use load to control and hierarchical loading, preferably reduce differential loading before cracking and yield load；Deformation control should be used after test specimen surrender, the maximum displacement value of test specimen when deformation values should take surrender, and be that differential being controlled loads with the multiple of this displacement；The number of times applying cyclic reverse loading should determine according to test objective, and before surrender, every grade of load can the most once, after surrender the most repeatedly for three times.
Claims (1)
1. shear wall Experimental Study on Seismic Behavior charger under stretch bending cuts compound action, for the shear wall test specimen fixed is loaded, shear wall test specimen offers loading beam preformed hole, it is characterized in that, including vertical hydraulic jack (1), reaction beam (2), hydraulic jack charger (3), horizontal tension and compression jack (4), counter force wall (5), horizontal tension and compression jack fixing device (6), horizontal tension and compression jack charger (7), wherein
Hydraulic jack charger (3) includes the steel plate (8) being placed in hydraulic jack (1), the first anchor pole (1-9), nut (1-10), pad (11) and the sliding support (12) that above can slide at reaction beam (2)；Vertical hydraulic jack (1) is placed on sliding support (12), first anchor pole (1-9) is then passed through shear wall test specimen loading beam preformed hole after the preformed hole of steel plate (8), the upper end of the first anchor pole (1-9) is fixed on steel plate (8), and lower end is fixed on shear wall test specimen；
Horizontal tension and compression jack fixing device (6) includes the girder steel (13) being fixed on counter force wall, second anchor pole (2-9) and the first crab-bolt (1-14), first crab-bolt (1-14) passes girder steel (13) preformed hole, one end is fixed on girder steel (13), the other end is connected with the top of horizontal tension and compression jack (4), is used for fixing horizontal tension and compression jack (4)；
Horizontal tension and compression jack charger (7) include the first load plate (151), the second load plate (152), the 3rd anchor pole (3-9) and the second crab-bolt (2-14), first load plate (151) and the second load plate (152) are respectively fixedly connected with at the two ends of shear wall test specimen, 3rd anchor pole (3-9) passes two load plate (151,152), two ends lead to that the examination of the first load plate (151) and the second load plate (152) and shear wall is fixing to be connected respectively；Second crab-bolt (2-14), through the hole in the hole in the first load plate (151) with horizontal tension and compression jack (4) afterbody, is used for transmitting the horizontal loading of applying.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520933854.5U CN205538433U (en) | 2015-11-20 | 2015-11-20 | Experimental loading device of anti -seismic performance under composite action is cut at stretch bending to shear force wall |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520933854.5U CN205538433U (en) | 2015-11-20 | 2015-11-20 | Experimental loading device of anti -seismic performance under composite action is cut at stretch bending to shear force wall |
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| Publication Number | Publication Date |
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| CN205538433U true CN205538433U (en) | 2016-08-31 |
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| CN201520933854.5U Expired - Fee Related CN205538433U (en) | 2015-11-20 | 2015-11-20 | Experimental loading device of anti -seismic performance under composite action is cut at stretch bending to shear force wall |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105259020A (en) * | 2015-11-20 | 2016-01-20 | 天津大学 | Seismic performance test loading device for shear wall under combined action of pulling, bending and shearing |
| CN108896400A (en) * | 2018-08-01 | 2018-11-27 | 同济大学 | A kind of structural testing system applying tension and compression curved scissors power |
| CN116698637A (en) * | 2023-08-01 | 2023-09-05 | 中国建筑第六工程局有限公司 | Horizontal reciprocating quasi-static force loading test device for double-limb shear wall |
-
2015
- 2015-11-20 CN CN201520933854.5U patent/CN205538433U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105259020A (en) * | 2015-11-20 | 2016-01-20 | 天津大学 | Seismic performance test loading device for shear wall under combined action of pulling, bending and shearing |
| CN108896400A (en) * | 2018-08-01 | 2018-11-27 | 同济大学 | A kind of structural testing system applying tension and compression curved scissors power |
| CN116698637A (en) * | 2023-08-01 | 2023-09-05 | 中国建筑第六工程局有限公司 | Horizontal reciprocating quasi-static force loading test device for double-limb shear wall |
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| C14 | Grant of patent or utility model | ||
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160831 Termination date: 20171120 |
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| CF01 | Termination of patent right due to non-payment of annual fee |