CN103196756B - Repeated loading test device for combined shear wall test piece - Google Patents
Repeated loading test device for combined shear wall test piece Download PDFInfo
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- CN103196756B CN103196756B CN201310125637.9A CN201310125637A CN103196756B CN 103196756 B CN103196756 B CN 103196756B CN 201310125637 A CN201310125637 A CN 201310125637A CN 103196756 B CN103196756 B CN 103196756B
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Abstract
The invention discloses a repeated loading test device for a combined shear wall test piece, and belongs to the technical field of loading experimental apparatuses. The repeated loading test device of the combined shear wall test piece comprises a steel structure test bench, a horizontally fixed screw rod, a nut, a test piece backing plate and a vertically fixed screw rod, wherein the steel structure test bench is fixed on the ground through the vertically fixed screw rod, the combined shear wall test piece is installed on the steel structure test bench in an inverted mode, the test piece is fixed through the horizontally fixed screw rod, and the repeated loading is applied to the combined shear wall test piece along the horizontal direction. The device disclosed by the invention can fully stimulate a shear performance test of the test piece under the action of repeated loading, analyzes the shear deformation capability of the test piece, and can analyze the friction generated by the shift between concrete and steel and between the concrete and the concrete in the combined shear wall test piece. The device disclosed by the invention is easy to manufacture and convenient to use, is wholly connected by bolts and is convenient to assemble and disassemble, the space is saved and the storage is convenient.
Description
Technical field
The present invention is a kind of compound shear wall test specimen repeatitive loading tests device and method for making, belongs to building structure energy-dissipating and shock-absorbing technology.
Background technology
Traditional shear wall test is all apply low cycle repetitive load by repeatitive loading tests device to test specimen, loading characteristic in of reciprocating vibration of structure or component and deformation characteristics during simulated earthquake, the bearing capacity of research component, rigidity, ductility, Hysteresis Behavior and energy dissipation capacity.
But traditional reverse cyclic loadings device has certain limitation.Along with the fast development of large complicated skyscraper, steel-concrete compound shear wall is as a kind of compound shear wall of novel anti-seismic performance excellence and widespread use in skyscraper.Along with going deep into of research, the research of this compound shear wall various aspects of performance is also got more and more.Traditional reverse cyclic loadings device cannot realize steel-concrete compound shear wall inner concrete and steel, between concrete and concrete, the changing of the relative positions occur and the research of the friction force produced and power consumption.
Therefore, study simple structure, novel compositions shear wall test specimen repeatitive loading tests device that is cheap, that adapt to architectural development requirement has important practical significance and social value.
Summary of the invention
For the limitation that traditional reverse cyclic loadings device exists, propose a kind of compound shear wall test specimen repeatitive loading tests device and preparation method thereof.This device can carry out Cyclic Loading Test to compound shear wall test specimen, records the deformability of test specimen; Whole device volume is little, simple and practical, cheap, with bolts, for convenience detach, and this device of energy can be applicable to the test specimen of different size, has broad application prospects in engineering structure test.
The technical solution used in the present invention is:
Compound shear wall test specimen repeatitive loading tests device comprises steel structure testing table 1, horizontal standing screw 2, nut 3, test specimen backing plate 4, vertical standing screw 5.Wherein: wherein: steel structure testing table 1 fixes on the ground; Steel structure testing table 1 is provided with the notch placed and be inverted compound shear wall test specimen 6; The two ends of notch are provided with horizontal standing screw 2, and horizontal standing screw 2 is connected with test specimen backing plate 4, and test specimen backing plate 4 is for the end winding support with compound shear wall test specimen 6, and compound shear wall test specimen 6 is fixed between two test specimen backing plates by horizontal standing screw 2; At centre position, the both sides level jack load application of compound shear wall test specimen 6.
Described steel structure testing table 1 is processed by whole steel or steel structure is spliced or is formed by steel plate and Combined concrete, on steel structure testing table 1, the notch placing compound shear wall test specimen 6 is reserved during making, notch shape is larger, to realize the loading to difformity, different size test specimen, make out the horizontal helical keyhole corresponding with horizontal standing screw 2 in notch both sides or side; Reserve in steel structure testing table 1 both sides the ear that vertical standing screw 5 is set, the ear reserved is made out the vertical bolt hole corresponding with vertical standing screw 5.
Described horizontal standing screw 2 outside top and nut 3 are welded, to clamp test specimen by the contraction of rotating nut 3 level of control standing screw 2.
Described vertical standing screw 5 penetrates described vertical bolt hole, and it screws in nut 3, and on its lower insertion ground, testing ground, anchor hole is fixed.
The cushion block that described test specimen backing plate 4 makes for steel plate, pads between horizontal standing screw 2 and compound shear wall test specimen 6, and the power of horizontal standing screw 2 end is uniformly distributed, in order to avoid damage test specimen.
Described steel structure testing table 1 is fixed on the ground by vertical standing screw 5; On steel structure testing table 1, the position of vertical standing screw 5 is corresponding with the position of anchor hole on ground, testing ground; Reserve in steel structure testing table 1 both sides the iron ear that vertical standing screw 5 is set, the iron ear reserved makes out the vertical bolt hole corresponding with vertical standing screw 5.
The present invention can obtain following useful achievement:
The deficiency of traditional reverse cyclic loadings test unit can be made up, by the repeatitive loading tests of charger to compound shear wall test specimen, can the abundant testing shear performance of imitation specimen under course under cyclic loading, analyze the detrusion ability of test specimen, can analysis bank combination shearing wall test specimen inner concrete and steel, there is the changing of the relative positions between concrete and concrete and the friction force that produces.
This device makes simple, and easy to use, whole device is with bolts, easy assembly and disassembly, and conserve space is conveniently deposited.
Accompanying drawing explanation
Fig. 1 is compound shear wall test specimen repeatitive loading tests device schematic diagram;
Fig. 2 is compound shear wall test specimen repeatitive loading tests schematic diagram;
1-steel structure testing table; The horizontal standing screw of 2-; 3-nut; 4-test specimen backing plate; The vertical standing screw of 5-; 6-compound shear wall test specimen; 7-horizontal loading position.
Embodiment
Below in conjunction with accompanying drawing and case study on implementation, the present invention is described further:
As shown in Figure 1, compound shear wall test specimen repeatitive loading tests device comprises steel structure testing table 1, horizontal standing screw 2, nut 3, test specimen backing plate 4, vertical standing screw 5.Wherein: steel structure testing table 1 is fixed on the ground by vertical standing screw 5; On steel structure testing table 1, the position of vertical standing screw 5 is corresponding with the position of anchor hole on ground, testing ground.
As shown in Figure 2, compound shear wall test specimen 6 is inverted and is arranged on steel structure testing table 1; Test specimen backing plate 4 is placed between horizontal standing screw 2 and compound shear wall test specimen 6; Horizontal standing screw 2 contacts with test specimen backing plate 4, is fixed by compound shear wall test specimen 6; At centre position, the both sides level jack load application of compound shear wall test specimen 6.
The method for making of the implementation case test unit is illustrated below in conjunction with accompanying drawing:
A makes steel structure testing table 1, steel structure testing table 1 is processed by whole steel or steel structure is spliced or is formed by steel plate and Combined concrete, steel structure testing table 1 reserves the notch placing compound shear wall test specimen 6, reserves in steel structure testing table 1 both sides the iron ear that vertical standing screw 5 is set;
B makes bolt hole, makes out the horizontal helical keyhole corresponding with horizontal standing screw 2 in notch both sides or side; The iron ear reserved makes out the vertical bolt hole corresponding with vertical standing screw 5;
C production technique standing screw 2, horizontal standing screw 2 outside top and nut 3 are welded, to clamp test specimen by the contraction of rotating nut 3 level of control standing screw 2;
The horizontal standing screw 2 of d penetrates horizontal helical keyhole; Vertical standing screw 5 penetrates vertical bolt hole, and it screws in nut 3;
E makes test specimen backing plate 4, and the cushion block that test specimen backing plate 4 makes for steel plate, pads between horizontal standing screw 2 and compound shear wall test specimen 6, and the power of horizontal standing screw 2 end is uniformly distributed, in order to avoid damage test specimen.
Be more than an exemplary embodiments of the present invention, enforcement of the present invention is not limited thereto.
Claims (6)
1. compound shear wall test specimen repeatitive loading tests device, comprises steel structure testing table (1), horizontal standing screw (2), test specimen backing plate (4); Wherein: steel structure testing table (1) fixes on the ground; Steel structure testing table (1) is provided with the notch placed and be inverted compound shear wall test specimen (6); The two ends of notch are provided with horizontal standing screw (2), horizontal standing screw (2) is connected with test specimen backing plate (4), test specimen backing plate (4) is for the end winding support with compound shear wall test specimen (6), and compound shear wall test specimen (6) is fixed between test specimen backing plate (4) by horizontal standing screw (2); At centre position, the both sides level jack load application of compound shear wall test specimen (6) fixed position.
2. compound shear wall test specimen repeatitive loading tests device according to claim 1, it is characterized in that: described steel structure testing table (1) is processed by whole steel or steel structure is spliced or is formed by steel plate and Combined concrete, on steel structure testing table (1), reserve the notch placing compound shear wall test specimen (6) during making, make out the horizontal helical keyhole corresponding with horizontal standing screw (2) in notch both sides or side.
3. compound shear wall test specimen repeatitive loading tests device according to claim 1, it is characterized in that: described horizontal standing screw (2) outside top and nut (3) are welded, to clamp test specimen by the contraction of rotating nut (3) level of control standing screw (2).
4. compound shear wall test specimen repeatitive loading tests device according to claim 1, it is characterized in that: vertical standing screw (5) penetrates the vertical bolt hole on steel structure testing table (1), vertical standing screw (5) upper end screws in nut (3), and on ground, insertion testing ground, vertical standing screw (5) lower end, anchor hole is fixed.
5. compound shear wall test specimen repeatitive loading tests device according to claim 1, it is characterized in that: the cushion block that described test specimen backing plate (4) makes for steel plate, pad is between horizontal standing screw (2) and compound shear wall test specimen (6), the power of horizontal standing screw (2) end is uniformly distributed, in order to avoid damage test specimen.
6. compound shear wall test specimen repeatitive loading tests device according to claim 1, is characterized in that: steel structure testing table (1) is fixed on the ground by vertical standing screw (5); The position of the upper vertical standing screw (5) of steel structure testing table (1) is corresponding with the position of anchor hole on ground, testing ground; Reserve the iron ear that vertical standing screw (5) is set in steel structure testing table (1) both sides, the iron ear reserved makes out the vertical bolt hole corresponding with vertical standing screw (5).
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310125637.9A CN103196756B (en) | 2013-04-11 | 2013-04-11 | Repeated loading test device for combined shear wall test piece |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310125637.9A CN103196756B (en) | 2013-04-11 | 2013-04-11 | Repeated loading test device for combined shear wall test piece |
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| CN103196756A CN103196756A (en) | 2013-07-10 |
| CN103196756B true CN103196756B (en) | 2015-06-17 |
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Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104749049B (en) * | 2015-04-21 | 2017-11-17 | 武汉理工大学 | A kind of rock mass discontinuity shearing test method and device |
| CN104931368A (en) * | 2015-07-02 | 2015-09-23 | 华东交通大学 | Horizontal apparatus for component post seismic test |
| CN105067211B (en) * | 2015-07-19 | 2017-06-16 | 华北理工大学 | Detachable recycling shear wall Experimental Study on Seismic Behavior loading frame and test method |
| CN105910940A (en) * | 2016-06-23 | 2016-08-31 | 华北水利水电大学 | Shear wall fire exposure testing device under vertical load effect |
| CN106706244B (en) * | 2016-12-07 | 2018-12-07 | 北京工业大学 | A kind of antidetonation shearing removing repeatitive loading tests device |
| CN110346200A (en) * | 2018-08-08 | 2019-10-18 | 内蒙古工业大学 | A kind of reusable wall reversed loading basis |
| CN109374434A (en) * | 2018-09-05 | 2019-02-22 | 华北水利水电大学 | Asphalt concrete pavement material shearing performance test device |
| CN109765126A (en) * | 2019-01-16 | 2019-05-17 | 合肥工业大学 | A kind of experimental rig and method for testing structural joint dynamic shearing performance |
| CN110779814A (en) * | 2019-11-06 | 2020-02-11 | 广西大学 | Adhesive material shearing performance test device |
| CN113376032A (en) * | 2021-07-08 | 2021-09-10 | 西京学院 | Double-glue-layer shear test die and operation method thereof |
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| CN101315321A (en) * | 2008-07-07 | 2008-12-03 | 徐州工程学院 | Test method for accurately simulating bond-slip property of male pin in tensile area |
| CN102401765A (en) * | 2011-11-24 | 2012-04-04 | 清华大学 | Lateral restraining device for load test of steel-structure compression member |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| JP4219095B2 (en) * | 2001-02-02 | 2009-02-04 | 横浜ゴム株式会社 | Compression / shear test method and test apparatus |
| JP4653022B2 (en) * | 2006-06-23 | 2011-03-16 | 住友林業株式会社 | Simple method for testing wall magnification of ceramic noncombustible panel members |
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Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101315321A (en) * | 2008-07-07 | 2008-12-03 | 徐州工程学院 | Test method for accurately simulating bond-slip property of male pin in tensile area |
| CN102401765A (en) * | 2011-11-24 | 2012-04-04 | 清华大学 | Lateral restraining device for load test of steel-structure compression member |
Non-Patent Citations (1)
| Title |
|---|
| 不同构造措施的冷弯薄壁型钢混凝土剪力墙抗剪性能试验研究;初明进;《工程力学》;20110831;第28卷(第8期);第45-55页 * |
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