CN108507765A - A kind of universal reaction frame for loading and its assembly method - Google Patents
A kind of universal reaction frame for loading and its assembly method Download PDFInfo
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- CN108507765A CN108507765A CN201810148094.5A CN201810148094A CN108507765A CN 108507765 A CN108507765 A CN 108507765A CN 201810148094 A CN201810148094 A CN 201810148094A CN 108507765 A CN108507765 A CN 108507765A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M13/00—Testing of machine parts
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
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Abstract
The invention discloses a kind of universal reaction frame for loading and its assembly methods, belong to civil engineering structure experiment field.The reaction frame includes：1. horizontal reaction frame forms rectangular frame structure by four H-shaped steel in the horizontal direction；2. the vertical reaction frame of x-axis direction, including two root posts and a crossbeam, beam vertical connects two root posts, and the reaction frame vertically vertical y-axis setting is affixed by high-strength bolt with horizontal reaction frame；3. the vertical reaction frame in y-axis direction, including two root posts and a crossbeam, beam vertical connects two root posts, and vertically vertical x-axis setting, affixed with horizontal reaction frame high-strength bolt；4. actuator provides counter-force.The present invention can not be limited by place realizes the multidirectional self-balanced loading of multidimensional；To different test requirements documents, can be slidably matched by assembling the increasing and decreasing of smallclothes, between each part to realize；The H-shaped steel, crossbeam double-vane edge be all provided with bolt hole, convenient for connection.
Description
Technical field
The present invention relates to a kind of universal reaction frame for loading and its assembly methods, belong to civil engineering structure experiment field.
Background technology
In civil engineering structure experiment field, reaction rack equipment will provide the environment of safety and stability for entire experiment, this
Just strict requirements are proposed for the design of reaction rack equipment.First, can be with self-balancing for reaction rack equipment itself；Secondly, to have
Very high intensity, rigidity, stability；Finally, reaction rack equipment very flexibly will be adapted to various harshly test requirements documents.
Traditional reaction rack equipment, it usually needs earth anchor, counter force wall come assist realize self-balancing, although solving self-balancing
The problem of, but also bring the puzzlement on place.And with the development that civil structure is tested, there are a large amount of irregular shapes
Test specimen needs to carry out the analysis under complicated applied force state, and it is uneconomical also not now to remove specially to design reaction rack equipment for each experiment
Real, the multidirectional loading environment of multidimensional is ready to appear, and flexible and changeable reaction rack equipment is also trend of the times.The present invention exactly utilizes
The thought of assembling is gone to solve the problems, such as existing.
Invention content
The present invention is intended to provide a kind of universal reaction frame for loading, the present invention also provides the assembly methods of the reaction frame.
Reaction rack equipment provided by the invention realizes the multidirectional self-balanced loading of multidimensional, is that one kind adapting to a variety of experiments
It is required that multifunctional fabricated reaction frame.
The present invention provides a kind of universal reaction frame for loading, including the vertical reaction frame of horizontal reaction frame, x-axis direction, y
The vertical reaction frame of axis direction, actuator；
Horizontal reaction frame forms rectangular frame structure by four H-shaped steel；The x-axis of horizontal direction, y-axis direction are set respectively
There are two H-shaped steel；
The vertical reaction frame of x-axis direction, including two root posts and a crossbeam, beam vertical connect two root posts, the counter-force frame
Frame vertically vertical y-axis setting, it is affixed by high-strength bolt with horizontal reaction frame；
The vertical reaction frame in y-axis direction, including two root posts and a crossbeam, beam vertical connects two root posts, along vertical side
It is arranged to vertical x-axis, it is affixed with horizontal reaction frame high-strength bolt；
Two crossbeams of the above-mentioned vertical reaction frame of x-axis direction and the vertical reaction frame in y-axis direction are staggered；
Actuator provides counter-force.
Further include crossover sub in above-mentioned apparatus, for coordinating actuator to realize the load of various angles；Crossover sub packet
Top flange, web and lower flange are included, top flange connects the cross of the vertical reaction frame of x-axis direction or the vertical reaction frame in y-axis direction
Beam, lower flange connect actuator, and web is separately connected the middle part of top flange, lower flange.
Further, the top flange, lower flange are cuboid plate, bolt hole are respectively equipped on plate, top flange is according to perpendicular
Bolt hole is opened up to the bolt hole position of reaction frame beam, bolt hole is designed in lower flange according to actuator；Meanwhile web with
Upper and lower edge of a wing angle design on demand, in order to ensure stress safety and stability easy for construction, the angle of top flange and web preferably exists
45°~60°。
In above-mentioned apparatus, two edges of a wing of each H-shaped steel of the horizontal reaction frame are provided with bolt hole.
In above-mentioned apparatus, the crossbeam of the vertical reaction frame of the H-shaped steel of horizontal reaction frame, x-axis direction is furnished with to be set for it
The joggle beam or splice plate of meter, joggle beam both ends are all designed with corresponding bolt hole with splice plate, so as to realize on-demand elongation.
I.e.：For x-axis in horizontal reaction frame to H-shaped steel, the vertical reaction frame of x-axis direction crossbeam, set respectively by being directed to it
The joggle beam or splice plate of meter realize elongation.
In above-mentioned apparatus, horizontal reaction frame x-axis to H-shaped steel can realize and translated between two rows of girder steels in y-axis.Y-axis side
To vertical reaction frame crossbeam with x-axis to girder steel be translated across corresponding assembly smallclothes realize elongation.
The present invention provides the assembly methods of the universal reaction frame for loading, include the following steps：
1. determine test specimen type and testing program, mainly including specimen Design, loading scheme design and experimental rig design, wherein
The design of the size of reaction frame, the size of plant-on component and crossover sub is a crucial step.
2. by the design in previous step, first the horizontal part of reaction frame is finished according to design size assembling.
The design position that 3. column portion for the vertical reaction frame used will be needed all to be assembled in horizontal reaction frame
Place.
4. the experimental rigs such as test specimen of the design in the horizontal frame of reaction frame and actuator are installed by high-strength bolt
Good, bolt at this time mainly plays the role of positioning, and does not screw on.
5. the crossbeam of vertical frame is connect with column by high-strength bolt, equally plant-on component is connected to crossbeam and stood
Between column, all high-strength bolts are tightened to design torque with torque wrench after the completion of connection.
6. the test specimen being designed in vertical frame and device are finally installed to design position.
Beneficial effects of the present invention：
（1）The present invention can not be limited by place realizes the multidirectional self-balanced loading of multidimensional.
（2）The present invention, can the increasing and decreasing of smallclothes, the sliding between each part be matched by assembling to different test requirements documents
It closes, economy is easily resolved scheme.
（3）The H-shaped steel, crossbeam double-vane edge be all provided with bolt hole, provide abundant connect for later component connection
Mouthful.
Description of the drawings
Fig. 1 is the stereogram of universal reaction frame for loading；
Fig. 2 is the front view of universal reaction frame for loading；
Fig. 3 is the left view of Fig. 2；
Fig. 4 is the vertical view of Fig. 2；
Fig. 5 is the structural schematic diagram of crossover sub；
Fig. 6 is the implementation status diagram of universal reaction frame for loading.
In figure：1 is x-axis H-shaped steel, and 2 be the first actuator, and 3 be connecting rod, and 4 be y-axis H-shaped steel, and 5 be the first column, and 6 are
First crossbeam, 7 be the second column, and 8 be second cross beam, and 9 be bolt hole, and 10 be crossover sub, and 11 be top flange, and 12 be web,
13 be lower flange, and 14 be the second actuator, and 15 be third actuator.
Specific implementation mode
It is further illustrated the present invention below by embodiment, but is not limited to following embodiment.
Embodiment：
As shown in Fig. 1 ~ 6, a kind of universal reaction frame for loading, including the vertical reaction frame of horizontal reaction frame, x-axis direction, y-axis side
To vertical reaction frame, actuator；
Horizontal reaction frame forms rectangular frame structure by four H-shaped steel；The x-axis of horizontal direction, y-axis direction are set respectively
There are two H-shaped steel；As shown in Figure 1,4 vertical connection of x-axis H-shaped steel 1 and y-axis H-shaped steel；
The vertical reaction frame of x-axis direction is made of three H-shaped steel, respectively the first column 5 and first crossbeam 6, first crossbeam 6
Two first columns 5 of vertical connection, the reaction frame vertically vertical y-axis setting, pass through high-strength with horizontal reaction frame
Bolt is affixed；
The vertical reaction frame in y-axis direction is made of three H-shaped steel, respectively the second column 7 and second cross beam 8, and second cross beam hangs down
Direct-connected to connect two second columns 7, vertically vertical x-axis setting, affixed with horizontal reaction frame high-strength bolt；H profile steel
Junction be respectively equipped with bolt hole；
Two crossbeams of the above-mentioned vertical reaction frame of x-axis direction and the vertical reaction frame in y-axis direction are staggered；
Actuator provides counter-force.
Further include crossover sub 10, for coordinating actuator to realize the load of various angles in above-mentioned apparatus；Crossover sub
10 include top flange 11, web 12 and lower flange 13, and top flange 11 connects the vertical reaction frame of x-axis direction or y-axis direction is vertical
The crossbeam of reaction frame, lower flange 13 connect the first actuator 2, and web 12 is separately connected the middle part of top flange 11, lower flange 13.
Further, the top flange 11, lower flange 13 are cuboid plate, and bolt hole 9, top flange root are respectively equipped on plate
Bolt hole is opened up according to the bolt hole position of vertical reaction frame beam, bolt hole is designed in lower flange according to actuator；Meanwhile web
With upper and lower edge of a wing angle design on demand, in order to ensure stress safety and stability easy for construction, the angle of top flange 11 and web 12
Preferably at 45 ° ~ 60 °.
In above-mentioned apparatus, two edges of a wing of each H-shaped steel of the horizontal reaction frame are provided with bolt hole 9.
In above-mentioned apparatus, the crossbeam of the vertical reaction frame of the H-shaped steel of horizontal reaction frame, x-axis direction is furnished with to be set for it
The joggle beam or splice plate 3 of meter, joggle beam both ends are all designed with corresponding bolt hole with splice plate 3, are stretched on demand so as to realize
It is long.I.e.：For x-axis in horizontal reaction frame to H-shaped steel, the vertical reaction frame of x-axis direction crossbeam, respectively by being directed to it
The joggle beam or splice plate of design realize elongation.
In above-mentioned apparatus, horizontal reaction frame x-axis to H-shaped steel can realize and translated between two rows of girder steels in y-axis.Y-axis side
To vertical reaction frame crossbeam with x-axis to girder steel be translated across corresponding assembly smallclothes realize elongation.
The present invention provides the assembly methods of the universal reaction frame for loading, include the following steps：
1. determine test specimen type and testing program, mainly including specimen Design, loading scheme design and experimental rig design, wherein
The design of the size of reaction frame, the size of plant-on component and crossover sub is a crucial step.
2. by the design in previous step, first the horizontal part of reaction frame is finished according to design size assembling.
The design position that 3. column portion for the vertical reaction frame used will be needed all to be assembled in horizontal reaction frame
Place.
4. the experimental rigs such as test specimen of the design in the horizontal frame of reaction frame and actuator are installed by high-strength bolt
Good, bolt at this time mainly plays the role of positioning, and does not screw on.
5. the crossbeam of vertical frame is connect with column by high-strength bolt, equally plant-on component is connected to crossbeam and stood
Between column, all high-strength bolts are tightened to design torque with torque wrench after the completion of connection.
6. the test specimen being designed in vertical frame and device are finally installed to design position.
As shown in fig. 6, after x-axis H-shaped steel 1 and joggle beam 3 connect, horizontal reaction frame is connected as with y-axis H-shaped steel 4；Then
The column portion for the vertical reaction frame used will be needed all to be assembled at the design position of horizontal reaction frame, and will set
The test specimen and device counted in horizontal reaction frame are installed to design position, and such as third actuator 15, bolt at this time is main
It plays the role of positioning, does not screw on；Next first lower x-axis is connect to vertical reaction frame crossbeam with column, and will splicing
Beam is connected between crossbeam and column, then y-axis is connect to vertical reaction frame crossbeam with column, is equally connected to joggle beam
Between crossbeam and column, all high-strength bolts are tightened to design torque with torque wrench after the completion of connection；It will finally be designed at
Test specimen and device in vertical reaction frame are installed to design position, such as crossover sub 10, the first actuator 2 and the second start
Device 14.
Claims (7)
1. a kind of universal reaction frame for loading, it is characterised in that：Including horizontal reaction frame, the vertical reaction frame of x-axis direction, y-axis
The vertical reaction frame in direction, actuator；
Horizontal reaction frame forms rectangular frame structure by four H-shaped steel；The x-axis of horizontal direction, y-axis direction are set respectively
There are two H-shaped steel；
The vertical reaction frame of x-axis direction, including two root posts and a crossbeam, beam vertical connect two root posts, the counter-force frame
Frame vertically vertical y-axis setting, it is affixed by high-strength bolt with horizontal reaction frame；
The vertical reaction frame in y-axis direction, including two root posts and a crossbeam, beam vertical connects two root posts, along vertical side
It is arranged to vertical x-axis, it is affixed with horizontal reaction frame high-strength bolt；
Two crossbeams of the above-mentioned vertical reaction frame of x-axis direction and the vertical reaction frame in y-axis direction are staggered；
Actuator provides counter-force.
2. universal reaction frame for loading according to claim 1, it is characterised in that：Further include crossover sub, for cooperation
Dynamic device realizes the load of various angles；Crossover sub includes top flange, web and lower flange, and it is vertical that top flange connects x-axis direction
The crossbeam of the vertical reaction frame of reaction frame or y-axis direction, lower flange connect actuator, and web is separately connected top flange, bottom wing
The middle part of edge.
3. universal reaction frame for loading according to claim 2, it is characterised in that：The top flange, lower flange are cuboid
Plate is respectively equipped with bolt hole on plate, and top flange opens up bolt hole, lower flange according to the bolt hole position of vertical reaction frame beam
Bolt hole is designed according to actuator；Meanwhile web and the upper and lower edge of a wing angle design on demand, in order to ensure stress easy for construction
The angle of safety and stability, top flange and web is 45 ° ~ 60 °.
4. universal reaction frame for loading according to claim 1, it is characterised in that：Each H-shaped of the horizontal reaction frame
Two edges of a wing of steel are all provided with bolt hole.
5. universal reaction frame for loading according to claim 1, it is characterised in that：The H-shaped steel of horizontal reaction frame, x-axis side
It is equipped with mating joggle beam or splice plate to the beam-end of vertical reaction frame, phase is equipped on joggle beam both ends and splice plate
The bolt hole answered can realize elongation on demand.
6. universal reaction frame for loading according to claim 1, it is characterised in that：Horizontal reaction frame x-axis to H-shaped steel energy
Realization is translated in y-axis between two rows of girder steels.
7. a kind of assembly method of the universal reaction frame for loading of claim 1 ~ 6 any one of them, it is characterised in that including following
Step：
1. determine test specimen type and testing program, mainly including specimen Design, loading scheme design and experimental rig design, wherein
The design of the size of reaction frame, the size of plant-on component and crossover sub is committed step；
2. by the design of previous step, first the horizontal part of reaction frame is finished according to design size assembling；
3. the column portion for the vertical reaction frame used will be needed all to be assembled at the design position of horizontal reaction frame；
4. test specimen of the design in the horizontal frame of reaction frame and actuator devices are installed by high-strength bolt, spiral shell at this time
Bolt mainly plays the role of positioning, and does not screw on；
5. the crossbeam of vertical frame is connect with column by high-strength bolt, equally by plant-on component be connected to crossbeam and column it
Between, all high-strength bolts are tightened to design torque with torque wrench after the completion of connection；
6. the test specimen being designed in vertical frame and device are finally installed to design position.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810148094.5A CN108507765A (en) | 2018-02-13 | 2018-02-13 | A kind of universal reaction frame for loading and its assembly method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810148094.5A CN108507765A (en) | 2018-02-13 | 2018-02-13 | A kind of universal reaction frame for loading and its assembly method |
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| CN201810148094.5A Pending CN108507765A (en) | 2018-02-13 | 2018-02-13 | A kind of universal reaction frame for loading and its assembly method |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109211549A (en) * | 2018-09-10 | 2019-01-15 | 重庆大学 | A kind of outer air bag load testing machine of structural elements plane |
| CN109341997A (en) * | 2018-11-26 | 2019-02-15 | 中铁第勘察设计院集团有限公司 | Complete asymmetric cross-shaped profile steel concrete joint Experimental Study on Seismic Behavior device |
| CN109387384A (en) * | 2018-10-22 | 2019-02-26 | 绍兴文理学院元培学院 | A kind of two-way reaction frame of self-action |
| CN110700332A (en) * | 2019-09-29 | 2020-01-17 | 广东省建筑科学研究院集团股份有限公司 | Existing building reinforcing pile foundation static load test counterforce device and test method thereof |
| CN111576437A (en) * | 2020-05-07 | 2020-08-25 | 中国一冶集团有限公司 | Foundation pit assembled type section steel supporting and protecting method |
| CN111579266A (en) * | 2020-05-22 | 2020-08-25 | 西安建筑科技大学 | Static test device for researching collapse resistance of three-layer plane frame beam column structure |
| CN113804471A (en) * | 2021-09-08 | 2021-12-17 | 西南交通大学 | Horizontal self-balancing counter-force frame capable of being used for applying hundred-ton pressure in complex direction |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109211549A (en) * | 2018-09-10 | 2019-01-15 | 重庆大学 | A kind of outer air bag load testing machine of structural elements plane |
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| CN111579266A (en) * | 2020-05-22 | 2020-08-25 | 西安建筑科技大学 | Static test device for researching collapse resistance of three-layer plane frame beam column structure |
| CN111579266B (en) * | 2020-05-22 | 2022-08-23 | 西安建筑科技大学 | Static test device for researching collapse resistance of three-layer plane frame beam column structure |
| CN113804471A (en) * | 2021-09-08 | 2021-12-17 | 西南交通大学 | Horizontal self-balancing counter-force frame capable of being used for applying hundred-ton pressure in complex direction |
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