CN205102996U - Vibration load effect is side slope anchor system power response test system down - Google Patents
Vibration load effect is side slope anchor system power response test system down Download PDFInfo
- Publication number
- CN205102996U CN205102996U CN201520859613.0U CN201520859613U CN205102996U CN 205102996 U CN205102996 U CN 205102996U CN 201520859613 U CN201520859613 U CN 201520859613U CN 205102996 U CN205102996 U CN 205102996U
- Authority
- CN
- China
- Prior art keywords
- model
- support body
- test
- slope
- foil gauge
- 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
Links
Landscapes
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The utility model discloses a vibration load effect is side slope anchor system power response test system down, the involving vibrations platform, the dynamic response test model s of many tests with the stock just are equipped with along with shaking table synchronous vibration, install the lattice frame for the test on dynamic response test model, test the first testing arrangement of meeting an emergency who goes on testing with the strain distribution situation of stock to many, the second that goes on testing with lattice frame's strain distribution situation to the test testing arrangement that meets an emergency, the 2nd acceleration sensor that an acceleration sensor and pairing vibration platform vibrational acceleration on dynamic response test model go on detecting is established to a plurality of equipartitions, dynamic response test model includes the mold box and is concretied the side slope model that forms by the soil body, the mold box includes box and shaped steel support. The utility model has the advantages of simple structure and reasonable design just use easy and simple to handle, excellent in use effect, can go on portably, test fast and effectively in indoor dynamic response characteristic to side slope anchor system under the vibration load effect.
Description
Technical field
The utility model belongs to slope anchorage dynamic system response experimental technique field, especially relates to a kind of oscillating load effect slope anchor system dynamic response test macro.
Background technology
Slope anchorage system effectively can improve the kinetic stability of side slope under geological process, but the situations such as geological process slope anchor system easily produces, and dowel is lax, fixture damage, injecting cement paste drawing crack and interfacial adhesion inefficacy, affect the prestress occurrence status of slope anchorage system, consolidation effect and permanance, therefore analyze and research most important exactly to geological process slope anchor system Dynamic response characteristic.But also not overripened to the research of geological process slope anchor system Dynamic response characteristic at present, also have many problems to await further solution.And in process of the test, lack a kind of structure simple, reasonable in design, processing and fabricating and installation are laid convenient and are used easy and simple to handle, the oscillating load effect slope anchor system dynamic response test macro that result of use is good, can carry out easy to the Dynamic response characteristic of oscillating load effect slope anchor system in indoor, fast and Validity Test, and test speed is fast, test result is accurate, thus the deformation behaviour of slope anchorage system under geological process and failure mode is drawn according to test result analysis, for macroseism area slope design of its support provides scientific basis.
Utility model content
Technical problem to be solved in the utility model is for above-mentioned deficiency of the prior art, a kind of oscillating load effect slope anchor system dynamic response test macro is provided, its structure is simple, reasonable in design, processing and fabricating and installing lay convenient and use easy and simple to handle, result of use good, can carry out easy, fast and Validity Test to the Dynamic response characteristic of oscillating load effect slope anchor system in indoor, and test speed is fast, test result is accurate.
For solving the problems of the technologies described above, the technical solution adopted in the utility model is: a kind of oscillating load effect slope anchor system dynamic response test macro, it is characterized in that: involving vibrations platform, synchronously carry out vibrating with described shaking table and the bridge response to forced vibration model of many test anchor poles is equipped with in inside, to be arranged on described bridge response to forced vibration model and the test lattice frame connected as one with many described test anchor poles, to the first strain detection testing device that the Strain Distribution situation of many described test anchor poles is tested in vibration processes, to the second strain detection testing device that the Strain Distribution situation of test lattice frame is tested in vibration processes, multiplely all to be laid on described bridge response to forced vibration model and the second acceleration transducer that the first acceleration transducer of detecting in real time and a vibration acceleration to described shaking table carry out detecting in real time is carried out to the accekeration at installation position place of institute, described bridge response to forced vibration model level is arranged on described shaking table, described first strain detection testing device and described second strain detection testing device all connect with strainmeter, described second acceleration transducer and multiple described first acceleration transducer all connect with data collecting instrument,
Described bridge response to forced vibration model comprises model casing and to be loaded in described model casing and the side slope model formed by soil solidifying; Described side slope model is made up of slope body Model and the gliding mass model be positioned on front side of the body Model of slope, described slope body Model is divided into lower model and is positioned at cope above described lower model, and described gliding mass model to be laid on front side of described cope and to be therebetween arc sliding surface; Many test anchor poles are fitted with from front to back in described side slope model, many described test anchor poles are all in parallel laying, many described test anchor poles all from gliding mass model by insert after forward direction and its rear end all stretches in the body Model of slope, many described test anchor poles have a down dip by forward-backward algorithm; The end face of described slope body Model is mutually concordant with the end face of gliding mass model, on the front side that described test lattice frame is laid in gliding mass model is domatic; Described test lattice frame have multiple respectively for the through hole that many described test anchor poles pass; Many described test anchor poles divide many row's multiple rows to lay;
The shape steel bracket that described model casing comprises casing and supports described casing, described casing is loaded in described shape steel bracket; Described casing comprise be laid in described side slope model bottom base plate, prop up the right baffle-plate and the right baffle plate that stand in the described side slope model left and right sides and prop up the front apron and backboard that stand in both sides before and after described side slope model respectively respectively, described right baffle-plate and the symmetrical laying of right baffle plate, the height of described front apron is lower than the height of backboard; Left and right sidewall and the front-rear side walls of described side slope model are vertical side walls, and described right baffle-plate, right baffle plate, front apron and backboard are all in vertically to laying; Separated by the first polyethylene foam sheet between described front apron and described side slope model, separated by the second polyethylene foam sheet between described backboard and described side slope model; Described base plate is level laying and on it, tiling has one deck blotter, and described blotter pad is loaded between described side slope model and blotter;
Described shape steel bracket comprises base plane framework and is arranged on the external fixing rack on base plane framework, and described base plane framework is the rectangular frame laid in level; Described external fixing rack comprises the bottom level support body be arranged on base plane framework, the left side support body being positioned at the described model casing left and right sides and right side support body and is positioned at front side support body and the rear side support body of both sides before and after described model casing, described left side support body symmetrically lays with right side support body and the two is parallel laying, described front side support body is parallel laying with rear side support body and the two is rectangular frame, and the height of described front side support body is less than the height of rear side support body; Described base plane framework, left side support body, right side support body, front side support body, rear side support body and the planar bracket of bottom level support body all for being spliced by many root type steel rod elements, described left side support body, right side support body, front side support body and rear side support body are all in vertically to laying; Be fixed with one piece of rectangular steel plates laid in level bottom described bottom level support body, described floor level is supported on bottom level support body;
The structure of many described test anchor poles is all identical; Test anchor pole described in every root includes a straight reinforcing bar, the front end of described straight reinforcing bar is provided with enlarged footing and its front portion is provided with carrier bar, described carrier bar be steel loop and its coaxial package on described straight reinforcing bar, described carrier bar is positioned on rear side of enlarged footing, described straight reinforcing bar is provided with and carries out spacing positive stop lug boss to carrier bar, described carrier bar is installed between enlarged footing and carrier bar.
Above-mentioned oscillating load effect slope anchor system dynamic response test macro, is characterized in that: described first strain detection testing device comprises polycomponent and is not laid in anchor pole foil gauge on many described test anchor poles; Many groups of described anchor pole foil gauges all connect with strainmeter; Test anchor pole described in every root all with arc sliding surface for boundary is divided into anchoring section and free segment, often organize described anchor pole foil gauge and include four anchor pole foil gauges be laid in from front to back on same described test anchor pole, four described anchor pole foil gauges are respectively the first foil gauge, the second foil gauge, the 3rd foil gauge and the 4th foil gauge from front to back, and described first foil gauge is positioned in the middle part of described free segment; Described second foil gauge, the 3rd foil gauge and the 4th foil gauge are all laid on described anchoring section, spacing between described second foil gauge and described anchoring section front end is 8mm ~ 12mm, described 3rd foil gauge is positioned at the middle part of described anchoring section, and the spacing between described 4th foil gauge and described anchoring section rear end is 8mm ~ 12mm.
Above-mentioned oscillating load effect slope anchor system dynamic response test macro, is characterized in that: described test lattice frame is provided with multiple strain testing point; Described second strain detection testing device comprises polycomponent and is not laid in support body foil gauge on multiple described strain testing point, and the described support body foil gauge of many groups all connects with strainmeter; Often organize described support body foil gauge and include inside and outside two the described support body foil gauges be laid on same described strain testing point, inside and outside two described support body foil gauges are respectively the inner side foil gauge be laid on test lattice frame madial wall and the outside foil gauge be laid on test lattice frame lateral wall.
Above-mentioned oscillating load effect slope anchor system dynamic response test macro, it is characterized in that: the left side wall of described side slope model, right side wall and top are all provided with multiple described first acceleration transducer, the left side wall of described side slope model, right side wall and top are all provided with multiple pressure sensing cell, and described pressure sensing cell connects with data collecting instrument.
Above-mentioned oscillating load effect slope anchor system dynamic response test macro, is characterized in that: described right baffle-plate, right baffle plate, front apron, backboard and base plate are plank, and described blotter is pasted and fixed on base plate by alite paste.
Above-mentioned oscillating load effect slope anchor system dynamic response test macro, is characterized in that: described test lattice frame is formed by PVC board cutting.
Above-mentioned oscillating load effect slope anchor system dynamic response test macro, is characterized in that: many described test anchor poles are in evenly to lay and its quantity is 20, and many described test anchor poles divide five row four row to lay.
Above-mentioned oscillating load effect slope anchor system dynamic response test macro, is characterized in that: test anchor pole described in every root all with arc sliding surface for boundary is divided into anchoring section and free segment, described anchoring section is positioned on rear side of arc sliding surface; The anchoring depth of many described test anchor poles is 40cm ~ 50cm; Angle described in every root between test anchor pole and surface level is 10 ° ~ 20 °.
Above-mentioned oscillating load effect slope anchor system dynamic response test macro, it is characterized in that: the left and right of described side slope model is 1400mm ~ 1600mm and its vertical height is 1200mm ~ 1400mm to width, the front and back of described lower model are 1900mm ~ 2200mm to width, the front and back at described cope top are 450mm ~ 550mm to width, the front and back at described gliding mass model top are 200mm ~ 300mm to width, the vertical height of described gliding mass model is 900mm ~ 1100mm, spacing between described gliding mass model bottom and slope body Model front side wall is 680mm ~ 750mm, spacing between the described test anchor pole of neighbouring two row is 200mm ~ 250mm, spacing between the described test anchor pole of adjacent two row in left and right is 280mm ~ 320mm, the front and back of described base plane framework to length be 2400mm ~ 2600mm and about it to width be 1900mm ~ 2100mm, the front and back of described external fixing rack to length be 2100mm ~ 2300mm and about it to width be 1600mm ~ 1700mm, the vertical height of described front side support body is 400mm ~ 450mm, and the vertical height of described rear side support body is 1400mm ~ 1500mm.
Above-mentioned oscillating load effect slope anchor system dynamic response test macro, is characterized in that: described front apron and backboard are rectangle; Described left side support body and right side support body are sidepiece support body; Described sidepiece support body is divided into front side portion support body and is positioned at the rear lateral portion support body on rear side of described front side portion support body, and described front side portion support body is right-angled trapezium, and described rear lateral portion support body is rectangle; Described base plane framework is fixed on described shaking table.
The utility model compared with prior art has the following advantages:
1, structure is simple, reasonable in design, and processing and fabricating and installation are laid convenient and input cost is lower.
2, simple, the reasonable in design and processing and fabricating of the test anchor structure adopted and plug-in mounting is easy, result of use is good, and can reuse.
3, the mold box configuration adopted is reasonable in design and fixed installation is convenient, and this model casing forms by casing with to the shape steel bracket that casing supports, and can repeatedly use, and has enough rigidity.
4, use easy and simple to handle and result of use good, easy, fast and effectively simulation test can be carried out in indoor to the Dynamic response characteristic of geological process slope anchor system, and the Dynamic response characteristic testing requirement of oscillating load effect slope anchor system can be met.
5, test data accurately, reliably, and test speed is fast, and it is convenient to realize.
In sum, the utility model structure is simple, reasonable in design, processing and fabricating and installing lay convenient and use easy and simple to handle, result of use good, can carry out easy, fast and Validity Test to the Dynamic response characteristic of oscillating load effect slope anchor system in indoor, and test speed is fast, test result is accurate.
Below by drawings and Examples, the technical solution of the utility model is described in further detail.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model bridge response to forced vibration model.
Fig. 2 is the inner structure schematic diagram of the utility model bridge response to forced vibration model.
Fig. 2-1 is the structural representation of the utility model model casing.
Fig. 2-2 is the structural representation of the utility model model casing casing.
Fig. 3 is the structural representation of the utility model shape steel bracket.
Fig. 4 is the vertical view of Fig. 3.
Fig. 5 is the left view of Fig. 3.
Fig. 6 is the front portion structure schematic diagram of the utility model side slope model.
Fig. 7 is the installation position schematic diagram of the upper outside side strain sheet of the utility model test lattice frame and test anchor pole.
Fig. 8 is the structural representation of the utility model test anchor pole.
Fig. 9 is the schematic block circuit diagram of the utility model strain detection testing device.
Figure 10 is the schematic block circuit diagram of the utility model acceleration and pressure monitoring device.
Description of reference numerals:
1-1-slope body Model; 1-2-gliding mass model; 2-1-right baffle-plate;
2-2-right baffle plate; 3-1-front apron; 3-2-backboard;
3-3-base plate; 4-arc sliding surface; 5-test anchor pole;
5-1-enlarged footing; 5-2-carrier bar; 5-3-positive stop lug boss;
6-the first acceleration transducer; 6-1-base plane framework; 6-2-external fixing rack;
6-21-left side support body; 6-22-right side support body; 6-23-front side support body;
6-24-rear side support body; 6-25-bottom level support body; 7-test lattice frame;
8-1-the first polyethylene foam sheet; 8-2-the second polyethylene foam sheet;
8-3-blotter; 9-data collecting instrument; 9-1-the first foil gauge;
9-2-the second foil gauge; 9-3-the 3rd foil gauge; 9-4-the 4th foil gauge;
11-the second acceleration transducer; 12-strainmeter; 13-pressure sensing cell;
14-rectangular steel plates; 15-outside foil gauge; 16-inner side foil gauge.
Embodiment
As Fig. 1, Fig. 2, Fig. 6, shown in Fig. 9 and Figure 10, the utility model involving vibrations platform, synchronously carry out vibrating with described shaking table and the bridge response to forced vibration model of many test anchor poles 5 is equipped with in inside, to be arranged on described bridge response to forced vibration model and the test lattice frame 7 connected as one with many described test anchor poles 5, to the first strain detection testing device that the Strain Distribution situation of many described test anchor poles 5 is tested in vibration processes, to the second strain detection testing device that the Strain Distribution situation of test lattice frame 7 is tested in vibration processes, multiplely all to be laid on described bridge response to forced vibration model and the second acceleration transducer 11 that the first acceleration transducer 6 of detecting in real time and a vibration acceleration to described shaking table carry out detecting in real time is carried out to the accekeration at installation position place of institute, described bridge response to forced vibration model level is arranged on described shaking table, described first strain detection testing device and described second strain detection testing device all connect with strainmeter 12, described second acceleration transducer 11 and multiple described first acceleration transducer 6 all connect with data collecting instrument 9.
Described bridge response to forced vibration model comprises model casing and to be loaded in described model casing and the side slope model formed by soil solidifying.Described side slope model is made up of slope body Model 1-1 and the gliding mass model 1-2 be positioned on front side of the body Model 1-1 of slope, described slope body Model 1-1 is divided into lower model and is positioned at cope above described lower model, and described gliding mass model 1-2 to be laid on front side of described cope and to be therebetween arc sliding surface 4.Many test anchor poles 5 are fitted with from front to back in described side slope model, many described test anchor poles 5 are all in parallel laying, many described test anchor poles 5 all from gliding mass model 1-2 by insert after forward direction and its rear end all stretches in the body Model 1-1 of slope, many described test anchor poles 5 have a down dip by forward-backward algorithm; The end face of described slope body Model 1-1 is mutually concordant with the end face of gliding mass model 1-2, described test lattice frame 7 be laid in the front side of gliding mass model 1-2 domatic on; Described test lattice frame 7 have multiple respectively for the through hole that many described test anchor poles 5 pass; Many described test anchor poles are arranged multiple row more and are laid 5 points.
As shown in Fig. 2-1 and Fig. 2-2, the shape steel bracket that described model casing comprises casing and supports described casing, described casing is loaded in described shape steel bracket.Described casing comprise be laid in described side slope model bottom base plate 3-3, prop up the right baffle-plate 2-1 and the right baffle plate 2-2 that stand in the described side slope model left and right sides and prop up the front apron 3-1 and backboard 3-2 that stand in both sides before and after described side slope model respectively respectively, described right baffle-plate 2-1 and the symmetrical laying of right baffle plate 2-2, the height of described front apron 3-1 is lower than the height of backboard 3-2.Left and right sidewall and the front-rear side walls of described side slope model are vertical side walls, and described right baffle-plate 2-1, right baffle plate 2-2, front apron 3-1 and backboard 3-2 are all in vertically to laying.Separated by the first polyethylene foam sheet 8-1 between described front apron 3-1 and described side slope model, separated by the second polyethylene foam sheet 8-2 between described backboard 3-2 and described side slope model.Described base plate 3-3 is level laying and on it, tiling has one deck blotter 8-3, and described blotter 8-3 pad is loaded between described side slope model and blotter 8-3.
As shown in Fig. 3, Fig. 4 and Fig. 5, described shape steel bracket comprises base plane framework 6-1 and is arranged on the external fixing rack 6-2 on base plane framework 6-1, and described base plane framework 6-1 is the rectangular frame laid in level.Described external fixing rack 6-2 comprises the bottom level support body 6-25 be arranged on base plane framework 6-1, the left side support body 6-21 being positioned at the described model casing left and right sides and right side support body 6-22 and is positioned at front side support body 6-23 and the rear side support body 6-24 of both sides before and after described model casing, described left side support body 6-21 symmetrically lays with right side support body 6-22 and the two is parallel laying, described front side support body 6-23 is parallel laying with rear side support body 6-24 and the two is rectangular frame, and the height of described front side support body 6-23 is less than the height of rear side support body 6-24.Described base plane framework 6-1, left side support body 6-21, right side support body 6-22, front side support body 6-23, rear side support body 6-24 and the planar bracket of bottom level support body 6-25 all for being spliced by many root type steel rod elements, described left side support body 6-21, right side support body 6-22, front side support body 6-23 and rear side support body 6-24 are all in vertically to laying.Be fixed with one piece of rectangular steel plates 14 laid in level bottom described bottom level support body 6-25, described base plate 3-3 is supported horizontally inside on bottom level support body 6-25.
The structure of many described test anchor poles 5 is all identical.As shown in Figure 8, test anchor pole 5 described in every root includes a straight reinforcing bar, the front end of described straight reinforcing bar is provided with enlarged footing 5-1 and its front portion is provided with carrier bar 5-2, described carrier bar 5-2 be steel loop and its coaxial package on described straight reinforcing bar, described carrier bar 5-2 is positioned on rear side of enlarged footing 5-1, described straight reinforcing bar is provided with and carries out spacing positive stop lug boss 5-3 to carrier bar 5-2, described carrier bar 5-2 is installed between enlarged footing 5-1 and carrier bar 5-2.
In the present embodiment, described base plane framework 6-1 is fixed on described shaking table.
In the present embodiment, composition graphs 9, described first strain detection testing device comprises polycomponent and is not laid in anchor pole foil gauge on many described test anchor poles 5; Many groups of described anchor pole foil gauges all connect with strainmeter 12; Test anchor pole 5 described in every root all with arc sliding surface 4 for boundary is divided into anchoring section and free segment, often organize described anchor pole foil gauge and include four anchor pole foil gauges be laid in from front to back on same described test anchor pole 5, four described anchor pole foil gauges are respectively the first foil gauge 9-1, the second foil gauge 9-2, the 3rd foil gauge 9-3 and the 4th foil gauge 9-4 from front to back, and described first foil gauge 9-1 is positioned in the middle part of described free segment; Described second foil gauge 9-2, the 3rd foil gauge 9-3 and the 4th foil gauge 9-4 are all laid on described anchoring section, spacing between described second foil gauge 9-2 and described anchoring section front end is 8mm ~ 12mm, described 3rd foil gauge 9-3 is positioned at the middle part of described anchoring section, and the spacing between described 4th foil gauge 9-4 and described anchoring section rear end is 8mm ~ 12mm.
Further, described first foil gauge 9-1, the second foil gauge 9-2, the 3rd foil gauge 9-3 and the 4th foil gauge 9-4 are resistance strain gage and it is all pasted onto on test anchor pole 5.
In the present embodiment, as shown in Figure 7, described test lattice frame 7 is provided with multiple strain testing point; Described second strain detection testing device comprises polycomponent and is not laid in support body foil gauge on multiple described strain testing point, and the described support body foil gauge of many groups all connects with strainmeter 12; Often organize described support body foil gauge and include inside and outside two the described support body foil gauges be laid on same described strain testing point, inside and outside two described support body foil gauges are respectively the inner side foil gauge 16 be laid on test lattice frame 7 madial wall and the outside foil gauge 15 be laid on test lattice frame 7 lateral wall.
In the present embodiment, the quantity of described strain testing point is 27 and the installation position of 27 described strain testing points, refers to Fig. 7.
During actual use, can according to specific needs, the quantity of described strain testing point and the installation position of each strain testing point be adjusted accordingly respectively.
In the present embodiment, inside and outside two described support body foil gauges are resistance strain gage and it is all pasted onto on test lattice frame 7.
In the present embodiment, described test lattice frame 7 is formed by PVC board cutting.
During actual use, described first strain detection testing device, described second strain detection testing device and strainmeter 12 form strain detection testing device of the present utility model.
In actual use procedure, described shaking table can realize horizontal vibration and vertical vibration two kinds of mode of vibrations, and often kind of mode of vibration has sinusoidal wave and seismic event two kinds of vibrational waveforms.
In the present embodiment, the left side wall of described side slope model, right side wall and top are all provided with multiple described first acceleration transducer 6, the left side wall of described side slope model, right side wall and top are all provided with multiple pressure sensing cell 13, and described pressure sensing cell 13 connects with data collecting instrument 9.
Further, described second acceleration transducer 11, multiple described first acceleration transducer 6, multiple described pressure sensing cell 13 and described data collecting instrument 9 form acceleration of the present utility model and pressure monitoring devices.
In the present embodiment, described right baffle-plate 2-1, right baffle plate 2-2, front apron 3-1, backboard 3-2 and base plate 3-3 are plank.
Further, described blotter 8-3 is pasted and fixed on base plate 3-3 by alite paste.
In the present embodiment, many described test anchor poles 5 are in evenly to lay and its quantity is 20, and many described test anchor pole 5 point of five row four row are laid.
In actual use procedure, can according to specific needs, the quantity of described test anchor pole 5 and the installation position of each test anchor pole 5 be adjusted accordingly.
Actual when using, test anchor pole 5 described in every root all with arc sliding surface 4 for boundary is divided into anchoring section and free segment, described anchoring section is positioned on rear side of arc sliding surface 4; The anchoring depth of many described test anchor poles 5 is 40cm ~ 50cm.Angle described in every root between test anchor pole 5 and surface level is 10 ° ~ 20 °.
In the present embodiment, the angle between described test anchor pole 5 and surface level is 15 °.
During actual use, can according to specific needs, the angle between test anchor pole 5 and surface level be adjusted accordingly.
In the present embodiment, the anchoring depth of many described test anchor poles 5 is 45cm.When reality carries out plug-in mounting to test anchor pole 5, can according to specific needs, the length of described anchoring section be adjusted accordingly.
During actual use, the left and right of described side slope model is 1400mm ~ 1600mm and its vertical height is 1200mm ~ 1400mm to width, the front and back of described lower model are 1900mm ~ 2200mm to width, the front and back at described cope top are 450mm ~ 550mm to width, the front and back at described gliding mass model 1-2 top are 200mm ~ 300mm to width, the vertical height of described gliding mass model 1-2 is 900mm ~ 1100mm, spacing bottom described gliding mass model 1-2 and between the body Model 1-1 front side wall of slope is 680mm ~ 750mm, spacing between the described test anchor pole 5 of neighbouring two row is 200mm ~ 250mm, spacing between the described test anchor pole 5 of adjacent two row in left and right is 280mm ~ 320mm.
In the present embodiment, the front and back of described base plane framework 6-1 to length be 2400mm ~ 2600mm and about it to width be 1900mm ~ 2100mm, the front and back of described external fixing rack 6-2 to length be 2100mm ~ 2300mm and about it to width be 1600mm ~ 1700mm, the vertical height of described front side support body 6-23 is 400mm ~ 450mm, and the vertical height of described rear side support body 6-24 is 1400mm ~ 1500mm.
In the present embodiment, described front apron 3-1 and backboard 3-2 is rectangle; Described left side support body 6-21 and right side support body 6-22 is sidepiece support body; Described sidepiece support body is divided into front side portion support body and is positioned at the rear lateral portion support body on rear side of described front side portion support body, and described front side portion support body is right-angled trapezium, and described rear lateral portion support body is rectangle.
In the present embodiment, the apical side height of described right baffle-plate 2-1, right baffle plate 2-2 and backboard 3-2 is all higher than the apical side height of slope body Model 1-1, and the apical side height of described front apron 3-1 is higher than the front side wall height of slope body Model 1-1.Described right baffle-plate 2-1, right baffle plate 2-2, front apron 3-1 and rear base plate 3-2 are all laid on base plate 3-3.
In the present embodiment, the apical side height of described right baffle-plate 2-1, right baffle plate 2-2 and backboard 3-2 all than the apical side height of the end face height 1cm of slope body Model 1-1, described front apron 3-1 than the front side wall height 1cm of slope body Model 1-1.
Actually add man-hour, can according to specific needs, the size of right baffle-plate 2-1, right baffle plate 2-2, front apron 3-1 and rear base plate 3-2 is adjusted accordingly.
In actual use procedure, after in the casing described side slope model being loaded on described model casing, more described model casing level is fixedly mounted on described shaking table, starts described shaking table afterwards and test, use operating process very easy.
The above; it is only preferred embodiment of the present utility model; not the utility model is imposed any restrictions; every above embodiment is done according to the utility model technical spirit any simple modification, change and equivalent structure change, all still belong in the protection domain of technical solutions of the utility model.
Claims (10)
1. an oscillating load effect slope anchor system dynamic response test macro, it is characterized in that: involving vibrations platform, synchronously carry out vibrating with described shaking table and the bridge response to forced vibration model of many test anchor poles (5) is equipped with in inside, to be arranged on described bridge response to forced vibration model and the test lattice frame (7) connected as one with many described test anchor poles (5), to the first strain detection testing device that the Strain Distribution situation of many described test anchor poles (5) is tested in vibration processes, to the second strain detection testing device that the Strain Distribution situation of test lattice frame (7) is tested in vibration processes, multiplely all to be laid on described bridge response to forced vibration model and the second acceleration transducer (11) that the first acceleration transducer (6) of detecting in real time and vibration acceleration to described shaking table carry out detection is in real time carried out to the accekeration at installation position place of institute, described bridge response to forced vibration model level is arranged on described shaking table, described first strain detection testing device and described second strain detection testing device all connect with strainmeter (12), described second acceleration transducer (11) and multiple described first acceleration transducer (6) all connect with data collecting instrument (9),
Described bridge response to forced vibration model comprises model casing and to be loaded in described model casing and the side slope model formed by soil solidifying; Described side slope model is made up of slope body Model (1-1) and the gliding mass model (1-2) be positioned on front side of slope body Model (1-1), described slope body Model (1-1) is divided into lower model and is positioned at cope above described lower model, and described gliding mass model (1-2) to be laid on front side of described cope and to be therebetween arc sliding surface (4); Many test anchor poles (5) are fitted with from front to back in described side slope model, many described test anchor poles (5) are all in parallel laying, many described test anchor poles (5) all from gliding mass model (1-2) by insert after forward direction and its rear end all stretches in slope body Model (1-1), many described test anchor poles (5) have a down dip by forward-backward algorithm; The end face on described slope body Model (1-1) is mutually concordant with the end face of gliding mass model (1-2), on the front side that described test lattice frame (7) is laid in gliding mass model (1-2) is domatic; Described test lattice frame (7) have multiple respectively for the through hole that many described test anchor poles (5) are passed; Many described test anchor pole (5) point many row's multiple rows are laid;
The shape steel bracket that described model casing comprises casing and supports described casing, described casing is loaded in described shape steel bracket; Described casing comprise be laid in described side slope model bottom base plate (3-3), prop up the right baffle-plate (2-1) and the right baffle plate (2-2) that stand in the described side slope model left and right sides and prop up the front apron (3-1) and backboard (3-2) that stand in both sides before and after described side slope model respectively respectively, described right baffle-plate (2-1) and right baffle plate (2-2) symmetrical laying, the height of described front apron (3-1) is lower than the height of backboard (3-2); Left and right sidewall and the front-rear side walls of described side slope model are vertical side walls, and described right baffle-plate (2-1), right baffle plate (2-2), front apron (3-1) and backboard (3-2) are all in vertically to laying; Separated by the first polyethylene foam sheet (8-1) between described front apron (3-1) and described side slope model, separated by the second polyethylene foam sheet (8-2) between described backboard (3-2) and described side slope model; Described base plate (3-3) is laid in level and on it, tiling has one deck blotter (8-3), and described blotter (8-3) pad is loaded between described side slope model and blotter (8-3);
Described shape steel bracket comprises base plane framework (6-1) and is arranged on the external fixing rack (6-2) on base plane framework (6-1), and described base plane framework (6-1) is the rectangular frame laid in level, described external fixing rack (6-2) comprises the bottom level support body (6-25) be arranged on base plane framework (6-1), be positioned at the left side support body (6-21) of the described model casing left and right sides and right side support body (6-22) and be positioned at front side support body (6-23) and the rear side support body (6-24) of both sides before and after described model casing, described left side support body (6-21) and right side support body (6-22) symmetrically lay and the two is parallel laying, described front side support body (6-23) and rear side support body (6-24) are in parallel laying and the two is rectangular frame, the height of described front side support body (6-23) is less than the height of rear side support body (6-24), described base plane framework (6-1), left side support body (6-21), right side support body (6-22), front side support body (6-23), rear side support body (6-24) and bottom level support body (6-25) planar bracket all for being spliced by many root type steel rod elements, described left side support body (6-21), right side support body (6-22), front side support body (6-23) and rear side support body (6-24) are all in vertically to laying, described bottom level support body (6-25) bottom is fixed with one piece of rectangular steel plates (14) laid in level, and described base plate (3-3) is supported horizontally inside on bottom level support body (6-25),
The structure of many described test anchor poles (5) is all identical; Described in every root, test anchor pole (5) includes a straight reinforcing bar, the front end of described straight reinforcing bar is provided with enlarged footing (5-1) and its front portion is provided with carrier bar (5-2), described carrier bar (5-2) for steel loop and its coaxial package on described straight reinforcing bar, described carrier bar (5-2) is positioned at enlarged footing (5-1) rear side, described straight reinforcing bar is provided with and carries out spacing positive stop lug boss (5-3) to carrier bar (5-2), described carrier bar (5-2) is installed between enlarged footing (5-1) and carrier bar (5-2).
2. according to oscillating load effect slope anchor system dynamic response test macro according to claim 1, it is characterized in that: described first strain detection testing device comprises polycomponent and is not laid in anchor pole foil gauge on many described test anchor poles (5); Many groups of described anchor pole foil gauges all connect with strainmeter (12); Test anchor pole (5) described in every root all with arc sliding surface (4) for boundary is divided into anchoring section and free segment, often organize described anchor pole foil gauge and include four anchor pole foil gauges be laid in from front to back on same described test anchor pole (5), four described anchor pole foil gauges are respectively the first foil gauge (9-1), the second foil gauge (9-2), the 3rd foil gauge (9-3) and the 4th foil gauge (9-4) from front to back, and described first foil gauge (9-1) is positioned in the middle part of described free segment; Described second foil gauge (9-2), the 3rd foil gauge (9-3) and the 4th foil gauge (9-4) are all laid on described anchoring section, spacing between described second foil gauge (9-2) and described anchoring section front end is 8mm ~ 12mm, described 3rd foil gauge (9-3) is positioned at the middle part of described anchoring section, and the spacing between described 4th foil gauge (9-4) and described anchoring section rear end is 8mm ~ 12mm.
3., according to the oscillating load effect slope anchor system dynamic response test macro described in claim 1 or 2, it is characterized in that: described test lattice frame (7) is provided with multiple strain testing point; Described second strain detection testing device comprises polycomponent and is not laid in support body foil gauge on multiple described strain testing point, and the described support body foil gauge of many groups all connects with strainmeter (12); Often organize described support body foil gauge and include inside and outside two the described support body foil gauges be laid on same described strain testing point, inside and outside two described support body foil gauges are respectively the inner side foil gauge (16) be laid on test lattice frame (7) madial wall and the outside foil gauge (15) be laid on test lattice frame (7) lateral wall.
4. according to the oscillating load effect slope anchor system dynamic response test macro described in claim 1 or 2, it is characterized in that: the left side wall of described side slope model, right side wall and top are all provided with multiple described first acceleration transducer (6), the left side wall of described side slope model, right side wall and top are all provided with multiple pressure sensing cell (13), and described pressure sensing cell (13) connects with data collecting instrument (9).
5. according to the oscillating load effect slope anchor system dynamic response test macro described in claim 1 or 2, it is characterized in that: described right baffle-plate (2-1), right baffle plate (2-2), front apron (3-1), backboard (3-2) and base plate (3-3) are plank, and described blotter (8-3) is pasted and fixed on base plate (3-3) by alite paste.
6. according to the oscillating load effect slope anchor system dynamic response test macro described in claim 1 or 2, it is characterized in that: described test lattice frame (7) is formed by PVC board cutting.
7. according to the oscillating load effect slope anchor system dynamic response test macro described in claim 1 or 2, it is characterized in that: many described test anchor poles (5) are in evenly to lay and its quantity is 20, and many described test anchor poles (5) points five are arranged four and arranged and lay.
8. according to the oscillating load effect slope anchor system dynamic response test macro described in claim 1 or 2, it is characterized in that: test anchor pole (5) described in every root all with arc sliding surface (4) for boundary is divided into anchoring section and free segment, described anchoring section is positioned on rear side of arc sliding surface (4); The anchoring depth of many described test anchor poles (5) is 40cm ~ 50cm; Angle described in every root between test anchor pole (5) and surface level is 10 ° ~ 20 °.
9. according to the oscillating load effect slope anchor system dynamic response test macro described in claim 1 or 2, it is characterized in that: the left and right of described side slope model is 1400mm ~ 1600mm and its vertical height is 1200mm ~ 1400mm to width, the front and back of described lower model are 1900mm ~ 2200mm to width, the front and back at described cope top are 450mm ~ 550mm to width, the front and back at described gliding mass model (1-2) top are 200mm ~ 300mm to width, the vertical height of described gliding mass model (1-2) is 900mm ~ 1100mm, spacing between described gliding mass model (1-2) bottom and slope body Model (1-1) front side wall is 680mm ~ 750mm, spacing between the described test anchor pole (5) of neighbouring two row is 200mm ~ 250mm, spacing between the described test anchor pole (5) of adjacent two row in left and right is 280mm ~ 320mm, the front and back of described base plane framework (6-1) to length be 2400mm ~ 2600mm and about it to width be 1900mm ~ 2100mm, the front and back of described external fixing rack (6-2) to length be 2100mm ~ 2300mm and about it to width be 1600mm ~ 1700mm, the vertical height of described front side support body (6-23) is 400mm ~ 450mm, and the vertical height of described rear side support body (6-24) is 1400mm ~ 1500mm.
10., according to the oscillating load effect slope anchor system dynamic response test macro described in claim 1 or 2, it is characterized in that: described front apron (3-1) and backboard (3-2) are rectangle; Described left side support body (6-21) and right side support body (6-22) are sidepiece support body; Described sidepiece support body is divided into front side portion support body and is positioned at the rear lateral portion support body on rear side of described front side portion support body, and described front side portion support body is right-angled trapezium, and described rear lateral portion support body is rectangle; Described base plane framework (6-1) is fixed on described shaking table.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520859613.0U CN205102996U (en) | 2015-10-31 | 2015-10-31 | Vibration load effect is side slope anchor system power response test system down |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520859613.0U CN205102996U (en) | 2015-10-31 | 2015-10-31 | Vibration load effect is side slope anchor system power response test system down |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205102996U true CN205102996U (en) | 2016-03-23 |
Family
ID=55518773
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520859613.0U Expired - Fee Related CN205102996U (en) | 2015-10-31 | 2015-10-31 | Vibration load effect is side slope anchor system power response test system down |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205102996U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106400853A (en) * | 2016-11-02 | 2017-02-15 | 金陵科技学院 | Anchor rod and hinge type building block ecological protection slope vibrating table model test device |
| CN109580373A (en) * | 2018-12-30 | 2019-04-05 | 浙江工业大学 | Enlarged footing anchor pole surrounding soil ess-strain simulates experimental rig and its test method |
| CN109612854A (en) * | 2018-12-05 | 2019-04-12 | 成都理工大学 | A kind of failure testing system and method for Slope Prevention engineering |
| CN110044562A (en) * | 2019-04-17 | 2019-07-23 | 河海大学 | A kind of reinforcement retaining wall failure mechanism experimental rig and application method |
-
2015
- 2015-10-31 CN CN201520859613.0U patent/CN205102996U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106400853A (en) * | 2016-11-02 | 2017-02-15 | 金陵科技学院 | Anchor rod and hinge type building block ecological protection slope vibrating table model test device |
| CN109612854A (en) * | 2018-12-05 | 2019-04-12 | 成都理工大学 | A kind of failure testing system and method for Slope Prevention engineering |
| CN109612854B (en) * | 2018-12-05 | 2020-04-03 | 成都理工大学 | Failure testing system and method for slope prevention and control project |
| CN109580373A (en) * | 2018-12-30 | 2019-04-05 | 浙江工业大学 | Enlarged footing anchor pole surrounding soil ess-strain simulates experimental rig and its test method |
| CN109580373B (en) * | 2018-12-30 | 2023-11-17 | 浙江工业大学 | Device and method for simulating stress and strain of soil around enlarged head anchor rod |
| CN110044562A (en) * | 2019-04-17 | 2019-07-23 | 河海大学 | A kind of reinforcement retaining wall failure mechanism experimental rig and application method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203688186U (en) | Dynamic response test system of side slope anchoring system under effect of earthquake | |
| CN205102996U (en) | Vibration load effect is side slope anchor system power response test system down | |
| CN205102994U (en) | Vibration load effect is side slope anchor system power response test model down | |
| CN103470041B (en) | The cast-in-place concrete beam template steel pipe support precompressed construction method that adopts loose sand to load | |
| CN202023150U (en) | Reaction frame pre-pressing system used in bridge hanging basket construction | |
| CN106193094B (en) | A kind of embedding anchor bolts construction mould and foundation bolt adjust construction method | |
| CN205156894U (en) | Case roof beam scene displacement sensor fixed bolster for loading test | |
| CN205102995U (en) | Vibration load effect is experimental mold box of using of side slope anchor system power response down | |
| CN102998168A (en) | Fixing device for load test of pre-stressed concrete beam and testing method | |
| CN105002833B (en) | Suspension Hanging Basket preloading method | |
| CN107524158B (en) | Vibration isolation foundation structure for precision equipment and construction process | |
| CN205103086U (en) | Side slope anchor stock testing arrangement that meets an emergency | |
| CN203429564U (en) | Accurate installation and construction structure for bridge support | |
| CN203188130U (en) | Prestress counter-tension pre-pressing bracket type scaffold supporting device | |
| CN103174231B (en) | Hybrid controlled damping structure construction method | |
| CN203755655U (en) | Shear wall formwork column base leveling device | |
| CN205192869U (en) | Shield tunnel lining segment bending resistance test device | |
| CN102877383A (en) | Pouring method of self-compacting concrete under ballastless track plate | |
| CN204715653U (en) | A kind of base of formula railing post on chip of encorbelmenting | |
| CN205116749U (en) | A track strutting arrangement that is used for large -span steel construction wholly to slide | |
| CN203008371U (en) | Cast-in-place concrete stand suspended mold installation structure | |
| CN106368330B (en) | Steel building construction land tenure foot bolt pre-embedded construction method | |
| CN205999921U (en) | A kind of embedding anchor bolts construction mould | |
| CN104458177A (en) | Earthquake simulation shaking table test bearing model counterweight device and construction method thereof | |
| CN205999920U (en) | Multi-functional embedding anchor bolts construction mould |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160323 Termination date: 20161031 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |