CN203037475U - Self-balancing portable automatic control shear wall horizontal vertical load interaction performance test device - Google Patents

Self-balancing portable automatic control shear wall horizontal vertical load interaction performance test device Download PDF

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Publication number
CN203037475U
CN203037475U CN 201220717933 CN201220717933U CN203037475U CN 203037475 U CN203037475 U CN 203037475U CN 201220717933 CN201220717933 CN 201220717933 CN 201220717933 U CN201220717933 U CN 201220717933U CN 203037475 U CN203037475 U CN 203037475U
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CN
China
Prior art keywords
actuator
horizontal
vertical load
shear wall
cushion cap
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN 201220717933
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Chinese (zh)
Inventor
沈德建
崔正华
江倩艳
申嘉鑫
成大宝
邓树成
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
NANJING BODE ENGINEERING TECHNOLOGY Co Ltd
Hohai University HHU
Original Assignee
NANJING BODE ENGINEERING TECHNOLOGY Co Ltd
Hohai University HHU
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Application filed by NANJING BODE ENGINEERING TECHNOLOGY Co Ltd, Hohai University HHU filed Critical NANJING BODE ENGINEERING TECHNOLOGY Co Ltd
Priority to CN 201220717933 priority Critical patent/CN203037475U/en
Application granted granted Critical
Publication of CN203037475U publication Critical patent/CN203037475U/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Abstract

The utility model discloses a self-balancing portable automatic control shear wall horizontal vertical load interaction performance test device which comprises a loading rack device, a test piece fixing device, a test piece loading device and a data acquisition system. The loading rack device comprises a ladder-shaped horizontal reaction rack, a steel beam cushion cap shaped like a Chinese character 'gong', a cross beam, a stand column and a prestressed cable. The lower end of the ladder-shaped horizontal reaction rack is fixedly connected with one end of the steel beam cushion cap shaped like a Chinese character 'gong'. The upper end of the ladder-shaped horizontal reaction rack is fixedly connected with one end of the cross beam. The prestressed cable is arranged in the ladder-shaped horizontal reaction rack. The test piece fixing device comprises two triangular steel racks, two fixed actuators and two steel clamp plates. The triangular steel racks are fixed on the steel beam cushion cap shaped like a Chinese character 'gong'. Each triangular steel rack is connected with a fixed actuator. The self-balancing portable automatic control shear wall horizontal vertical load interaction performance test device provided by the utility model has the advantages of simple structure and convenient disassembly, needs less materials than before, is suitable for scientific research, and is suitable for the test of the hysteretic performance of a shear wall test piece in a construction site.

Description

The horizontal vertical load acting in conjunction of the Portable Automatic control shear wall of a kind of self-equilibrating performance test apparatus
Technical field
The utility model relates to the horizontal vertical load acting in conjunction of the Portable Automatic control shear wall of a kind of self-equilibrating performance test apparatus, belongs to the concrete construction field.
Background technology
In the field of civil engineering, shear wall is as the main lateral resistant member of structure, and it is very important studying its hysteresis performance.
In the test of research concrete shear force wall hysteresis performance, mainly be to apply vertical force by lifting jack at present, when still under horizontal loads sidesway taking place along with body of wall, lifting jack produces test error with test specimen generation sidesway; In loading procedure, the sidesway of test specimen bottom also produces bigger influence to test accuracy.
Summary of the invention
The utility model provides the horizontal vertical load acting in conjunction of the Portable Automatic control shear wall of a kind of self-equilibrating performance test apparatus, and this device assembling is simple, easy to operate, it is less to test required instrument, can test at the scene of building, as long as it is carry out partial disassembly and assembling, easy to operate.
In order to realize above-mentioned technical matters, the utility model is by the following technical solutions: a kind of self-equilibrating Portable Automatic control shear wall level and vertical load acting in conjunction performance test apparatus is characterized in that: comprise loading frame device, test specimen stationary installation, test specimen charger and data acquisition system (DAS); Described loading frame device comprises trapezoidal horizontal reacting force frame, i-shape steel beam cushion cap, crossbeam, column and prestressed cable, fixedly connected with an end of i-shape steel beam cushion cap in the lower end of described trapezoidal horizontal reacting force frame, fixedlying connected with an end of crossbeam in the upper end of trapezoidal horizontal reacting force frame, fixedlys connected described column with the other end of i-shape steel beam cushion cap at the other end of crossbeam; Described prestressed cable is arranged in the trapezoidal horizontal reacting force frame; Described test specimen stationary installation comprises two triangle steelframes, two fixedly actuator and two cover steel clamping plate, and wherein the triangle steelframe is fixed on the described i-shape steel beam cushion cap, connects a described fixedly actuator at each triangle steelframe; Described test specimen charger comprises: horizontal actuator, three vertical actuator, hydraulic oil source, controller, horizontal loading sensor, vertical load sensor and displacement transducers, described horizontal actuator one end is connected with trapezoidal horizontal reacting force frame by ball pivot, the horizontal actuator other end is connected with the steel clamping plate by ball pivot, described horizontal loading sensor is set between horizontal actuator and steel clamping plate, described three vertical actuator are connected with crossbeam by ball pivot, and described vertical load sensor is connected with vertical actuator; Described horizontal actuator is connected with hydraulic oil source by the special oil pipe of actuator respectively with three vertical actuator; Described data acquisition system (DAS) comprises: controller, hyperchannel strain acquirement instrument and computer, described horizontal loading sensor, vertical load sensor and displacement transducer are connected with hyperchannel strain acquirement instrument by lead respectively.
Described hydraulic oil source, controller, hyperchannel strain acquirement instrument, computer expert cross data line and connect.
End face at the shear wall body of wall is placed with the polyfluortetraethylene plate that pulley is installed.
The assay method of self-equilibrating Portable Automatic control shear wall level and vertical load acting in conjunction performance test apparatus, step is as follows:
The first step: trapezoidal horizontal reacting force frame is connected and fixed with earth anchor bolt and ground, again the i-shape steel beam cushion cap is connected and fixed by high-strength bolt and earth anchor bolt and trapezoidal horizontal reacting force frame and ground respectively; Adopt high-strength bolt to be connected with between crossbeam, column and trapezoidal horizontal reacting force frame, the i-shape steel beam cushion cap then, and by prestressed cable trapezoidal horizontal reacting force frame is applied prestress;
Second step: horizontal actuator is connected with trapezoidal horizontal reacting force frame with ball pivot by high-strength bolt, the horizontal loading sensor is connected with horizontal actuator by high-strength bolt, and be connected with the steel clamping plate with ball pivot by high-strength bolt, then three vertical actuator are connected with crossbeam with ball pivot by high-strength bolt, and with the vertical load sensor by high-strength bolt and vertical actuator, the polyfluortetraethylene plate that pulley is installed connects, horizontal actuator is connected with hydraulic oil source by the actuator application tube respectively with three vertical actuator, and with hydraulic oil source, controller, hyperchannel strain acquirement instrument, the computer expert crosses data line and connects;
The 3rd step: the shear wall test specimen is fixed on the i-shape steel beam cushion cap by bottom anchor bolt and body of bolt, by both sides triangle reaction frame and fixedly actuator apply power, prevent the test specimen sidesway, regulate the stroke of horizontal actuator behind correct position by computer and controller, clamp both sides steel clamping plate, intert body of bolt and tighten with bolt; The polyfluortetraethylene plate that pulley is installed is put into the top of test specimen.Displacement transducer is placed into preposition, and horizontal loading sensor, vertical load sensor, displacement transducer are connected on the hyperchannel strain acquirement instrument by quad;
The 4th step: when needs are tested, control vertical actuator by computer and controller and apply vertical load to predetermined value, apply the reciprocal load of level according to the horizontal actuator of horizontal loading loading system control then, destroy until test specimen, and energising brain and the horizontal force P and the displacement S that cross in the hyperchannel strain acquirement instrument process of the test;
The 5th step: according to the horizontal shift S at the horizontal force P that records in the process of the test and horizontal force action point place, make the hysteresis loop of test specimen.
Compared with prior art, the beneficial effects of the utility model are:
1, the utility model proving installation vertical load and horizontal loading all adopt actuator to load, but the stroke of flexible actuator, in loading procedure, realize high precision control by computer, simultaneously in the test specimen two bottom sides fixedly actuator is set, can prevent that effectively test specimen is moved in test process, the measuring accuracy height.
2, the assembling of the utility model device is simple, and easy to operate, it is less to test required instrument, can test at the scene of building, as long as carry out partial disassembly and assembling, easy to operate.
Description of drawings
Fig. 1 is the single unit system figure of the utility model proving installation.
Fig. 2 is the charger figure of the utility model proving installation.
The test specimen anchoring synoptic diagram of Fig. 3 the utility model proving installation
Fig. 4 is the utility model displacement transducer arrangenent diagram.
Wherein: 1-trapezoidal horizontal reacting force frame; 2-i-shape steel beam cushion cap; 3-crossbeam; 4-column; 5-high-strength bolt; 6-prestressed cable; 7-triangle steelframe; 8-fixedly actuator; 9-steel clamping plate; The 10-body of bolt; 11-bottom anchor body of bolt; 12-fixed load sensor; 13-horizontal actuator; 14-vertical actuator; 15-hydraulic oil source; 16-controller; 17-horizontal loading sensor; 18-vertical load sensor; 19-displacement transducer; 20-big ball pivot; The little ball pivot of 21-; 22-oil pipe; 23-quad; 24-hyperchannel strain acquirement instrument; 25-computer; 26-quad; 27-polyfluortetraethylene plate.
Embodiment
Below in conjunction with accompanying drawing, the utility model is elaborated:
Shown in Figure 1, the utility model self-equilibrating Portable Automatic control shear wall level and vertical load acting in conjunction performance test apparatus comprise loading frame device, test specimen stationary installation, test specimen charger, data acquisition system (DAS).
The loading frame device comprises trapezoidal horizontal reacting force frame 1, i-shape steel beam cushion cap 2, crossbeam 3, column 4, prestressed cable 6.Adopt high-strength bolt 5 to be connected between trapezoidal horizontal reacting force frame 1 and the i-shape steel beam cushion cap 2, adopt high-strength bolt 5 to be connected between crossbeam 3, column 4 and trapezoidal horizontal reacting force frame 1, the i-shape steel beam cushion cap 2 so that assembly unit and transportation, trapezoidal horizontal reacting force frame 1 applies prestress by prestressed cable 6.
Fixedly form by actuator 8 and two cover steel clamping plate 9, body of bolt 10 and bottom anchor body of bolt 11 by two triangle steelframes 7, two for the test specimen stationary installation.
Two triangle steelframes 7 with two fixedly actuator 8 be connected by bolt, adopt bolt to be connected between i-shape steel beam cushion cap 2 and two the triangle steelframes 7.
The test specimen charger comprises: horizontal actuator 13, three vertical actuator 14, hydraulic oil source 16, controller 16, horizontal loading sensor 17, vertical load sensor 18, displacement transducer 19, described horizontal actuator 13 is connected with trapezoidal horizontal reacting force frame 1 with big ball pivot 20 by high-strength bolt 5, horizontal loading sensor 17 is connected with horizontal actuator 13 by high-strength bolt 5, and by high-strength bolt 5 and greatly ball pivot 20 be connected with steel clamping plate 9, described three vertical actuator 14 are connected with crossbeam 3 by high-strength bolt 5 and bead hinge 21, and described vertical load sensor 18 passes through high-strength bolt 5 and is connected with vertical actuator 14.
Horizontal actuator 13 is connected with hydraulic oil source 15 by actuator application tube 22 respectively with three vertical actuator 14, horizontal loading sensor 17, vertical load sensor 18, displacement transducer 19 are connected with hyperchannel strain acquirement instrument 24 by quad 23 respectively, that displacement transducer 19 comprises is that horizontal direction is arranged, vertical direction and along the test specimen diagonal line arrange a plurality of, the polyfluortetraethylene plate 27 of band pulley is installed at the end face of test specimen.
Data acquisition system (DAS) comprises: controller 16, hyperchannel strain acquirement instrument 24, computer 25, and press oil sources 15, controller 16, hyperchannel strain acquirement instrument 24 and computer 25 to connect by data line 2.

Claims (3)

1. a self-equilibrating Portable Automatic control shear wall level and vertical load acting in conjunction performance test apparatus is characterized in that: comprise loading frame device, test specimen stationary installation, test specimen charger and data acquisition system (DAS); Described loading frame device comprises trapezoidal horizontal reacting force frame (1), i-shape steel beam cushion cap (2), crossbeam (3), column (4) and prestressed cable (6), fixedly connected with an end of i-shape steel beam cushion cap (2) in the lower end of described trapezoidal horizontal reacting force frame (1), fixedlying connected with an end of crossbeam (3) in the upper end of trapezoidal horizontal reacting force frame (1), fixedlys connected described column (4) with the other end of i-shape steel beam cushion cap (2) at the other end of crossbeam (3); Described prestressed cable (6) is arranged in the trapezoidal horizontal reacting force frame (1); Described test specimen stationary installation comprises two triangle steelframes (7), two fixedly actuator (8) and two cover steel clamping plate (9), wherein triangle steelframe (7) is fixed on the described i-shape steel beam cushion cap (2), connects a described fixedly actuator (8) at each triangle steelframe (7); Described test specimen charger comprises: horizontal actuator (13), three vertical actuator (14), hydraulic oil source (15), controller (16), horizontal loading sensor (17), vertical load sensor (18) and displacement transducer (19), described horizontal actuator (13) one ends are connected with trapezoidal horizontal reacting force frame (1) by big ball pivot (20), horizontal actuator (13) other end is connected with steel clamping plate (9) by big ball pivot (20), between horizontal actuator (13) and steel clamping plate (9), described horizontal loading sensor (17) is set, described three vertical actuator (14) are connected with crossbeam (3) by little ball pivot (21), and described vertical load sensor (18) is connected with vertical actuator (14); Described horizontal actuator (13) is connected with hydraulic oil source (15) by actuator application tube (22) respectively with three vertical actuator (14); Described data acquisition system (DAS) comprises: controller (16), hyperchannel strain acquirement instrument (24) and computer (25), described horizontal loading sensor (17), vertical load sensor (18) and displacement transducer (19) are connected with hyperchannel strain acquirement instrument (24) by lead (23) respectively.
2. the horizontal vertical load acting in conjunction of the Portable Automatic control shear wall of self-equilibrating according to claim 1 performance test apparatus is characterized in that: described hydraulic oil source (15), controller (16), hyperchannel strain acquirement instrument (24), computer (25) connect by data line (2).
3. the horizontal vertical load acting in conjunction of the Portable Automatic control shear wall of self-equilibrating according to claim 1 performance test apparatus is characterized in that: the polyfluortetraethylene plate (27) that the band pulley is installed at the end face of test specimen.
CN 201220717933 2012-12-24 2012-12-24 Self-balancing portable automatic control shear wall horizontal vertical load interaction performance test device Expired - Fee Related CN203037475U (en)

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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103033385A (en) * 2012-12-24 2013-04-10 河海大学 Device and method of self-balancing portable automatic control shear wall horizontal vertical load common effect performance test
CN106706244A (en) * 2016-12-07 2017-05-24 北京工业大学 Shock-resistant shearing and peeling and repeated loading test device
CN110777975A (en) * 2019-11-15 2020-02-11 中国十七冶集团有限公司 Steel plate concrete shear wall convenient to limit
CN111272582A (en) * 2019-12-09 2020-06-12 中国建筑股份有限公司 System and method for testing structure one-way compression shear static force
CN113218685A (en) * 2021-04-25 2021-08-06 同济大学 Loading test device for in-plane and out-plane coupling of structural wall member

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103033385A (en) * 2012-12-24 2013-04-10 河海大学 Device and method of self-balancing portable automatic control shear wall horizontal vertical load common effect performance test
CN103033385B (en) * 2012-12-24 2015-02-25 河海大学 Device and method of self-balancing portable automatic control shear wall horizontal vertical load common effect performance test
CN106706244A (en) * 2016-12-07 2017-05-24 北京工业大学 Shock-resistant shearing and peeling and repeated loading test device
CN106706244B (en) * 2016-12-07 2018-12-07 北京工业大学 A kind of antidetonation shearing removing repeatitive loading tests device
CN110777975A (en) * 2019-11-15 2020-02-11 中国十七冶集团有限公司 Steel plate concrete shear wall convenient to limit
CN110777975B (en) * 2019-11-15 2021-08-31 中国十七冶集团有限公司 Steel plate concrete shear wall convenient to limit
CN111272582A (en) * 2019-12-09 2020-06-12 中国建筑股份有限公司 System and method for testing structure one-way compression shear static force
CN113218685A (en) * 2021-04-25 2021-08-06 同济大学 Loading test device for in-plane and out-plane coupling of structural wall member
CN113218685B (en) * 2021-04-25 2022-06-28 同济大学 Loading test device for planar internal and external coupling of structural wall member

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CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20130703

Termination date: 20141224

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