CN106768992B - Be suitable for experimental land beam fixing support of wall body - Google Patents
Be suitable for experimental land beam fixing support of wall body Download PDFInfo
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- CN106768992B CN106768992B CN201710146908.7A CN201710146908A CN106768992B CN 106768992 B CN106768992 B CN 106768992B CN 201710146908 A CN201710146908 A CN 201710146908A CN 106768992 B CN106768992 B CN 106768992B
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- 229910000831 Steel Inorganic materials 0.000 claims abstract description 63
- 239000010959 steel Substances 0.000 claims abstract description 63
- 230000006835 compression Effects 0.000 claims description 8
- 238000007906 compression Methods 0.000 claims description 8
- 238000002474 experimental method Methods 0.000 abstract description 13
- 230000000694 effects Effects 0.000 abstract description 10
- 238000000034 method Methods 0.000 abstract description 4
- 230000008093 supporting effect Effects 0.000 description 8
- 238000006073 displacement reaction Methods 0.000 description 3
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
Classifications
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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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- General Physics & Mathematics (AREA)
- Investigation Of Foundation Soil And Reinforcement Of Foundation Soil By Compacting Or Drainage (AREA)
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The invention relates to a floor beam fixing support suitable for wall tests, which comprises a steel base, two steel upright posts and a transverse steel beam, wherein the steel base is provided with a plurality of steel support posts; the steel base is connected with the rigid table top; the side surface of each steel upright post is provided with a horizontal through hole, a transverse internal thread pipe is welded in the horizontal through hole of each steel upright post, and a horizontal adjusting screw rod is screwed in the transverse internal thread pipe; four vertical through holes are formed in the top surface of the transverse steel beam, and vertical internal thread pipes are welded in the vertical through holes of the transverse steel beam; a vertical adjusting screw rod is screwed in the vertical internal thread pipe; the inner end part of the horizontal adjusting screw rod and/or the vertical adjusting screw rod is provided with a pressing end plate. The invention is suitable for members which can provide good constraint effect for the ground beam of the wall experiment test piece in the laboratory in the wall experiment process, and can reduce the deflection of the test piece in the horizontal or vertical direction, and avoid the generation of overlarge limit in the horizontal or vertical direction so as to reduce the lateral rigidity of the wall test piece and cause torsion, thereby having a certain influence on the experiment effect.
Description
Technical Field
The invention belongs to the technical field of building tests, and particularly relates to a ground beam fixing support suitable for a wall test piece.
Background
As a floor beam fixing support for wall experiments, which can be widely used in a laboratory of a structural laboratory, the floor beam fixing support has the advantages of strong adaptability, strong constraint effect, good stability and convenient assembly. But the fixed land beam in laboratory at present mainly realizes through pressing the roof beam to fix, and the assembly process is complicated, can only restrict vertical displacement, and anti side moves ability can not satisfy the requirement of experiment, along with the experiment is gone on, causes the initial decentration of land beam easily, takes place the side direction deformation, finally leads to wall body test piece to take place to twist reverse, influences experimental result accuracy. The adjustable screw rod can be screwed in or out to realize space adjustment so as to adapt to ground beam test pieces with different sizes, anchor the ground beam and ensure the lateral rigidity of the ground beam. Meanwhile, the device has the advantages of simple and convenient installation and strong adaptability.
Disclosure of Invention
The invention provides the ground beam fixing support which is simple in structure, convenient to install and use, capable of improving the working efficiency, reducing the deflection of a test piece in the horizontal or vertical direction, avoiding the generation of excessive horizontal or vertical limit to reduce the lateral rigidity of the wall test piece, and capable of affecting the experimental effect due to torsion.
The invention adopts the technical proposal for solving the technical problems in the prior art that:
be suitable for experimental land beam fixing support of wall body, its characterized in that: comprises a steel base, two steel upright posts and a transverse steel beam; the steel base is arranged on two sides of the ground beam of the test wall body, symmetrically arranged and connected with the rigid table top through the ground anchor bolt assembly; the steel upright post is welded on the upper surface of the steel base; the transverse steel beams are welded on the upper surfaces of the steel upright posts, and a space for placing the ground beams is formed after the two steel upright posts and the transverse steel beams are welded; the side surface of each steel upright post is provided with a horizontal through hole, a transverse internal thread pipe is welded in the horizontal through hole of each steel upright post, and a horizontal adjusting screw rod is screwed in the transverse internal thread pipe; four vertical through holes are formed in the top surface of the transverse steel beam, and vertical internal thread pipes are welded in the vertical through holes of the transverse steel beam; a vertical adjusting screw rod is screwed in the vertical internal thread pipe; the inner end parts of the horizontal adjusting screw rod and/or the vertical adjusting screw rod are provided with compression end plates; the outer end parts of the horizontal adjusting screw rod and/or the vertical adjusting screw rod are respectively provided with a clamping part.
The invention can also adopt the following technical measures:
three horizontal through holes are formed in the side face of each steel upright post, and the three horizontal through holes are distributed in a triangular mode.
The top surface of the transverse steel beam is provided with four vertical through holes, and the four vertical through holes are symmetrically distributed in a rectangular shape.
The compression end plate is respectively connected with the inner ends of the horizontal adjusting screw rod and the vertical adjusting screw rod in a threaded manner.
The invention has the advantages and positive effects that: the invention adopts the technical scheme and has the following advantages:
1. according to the invention, the ground anchor bolt assembly is used on the steel base to be connected with the test bed, so that the overall stability of the ground beam fixing support is enhanced.
2. The invention adopts three preformed holes penetrating through the cross section of the steel upright post to be distributed in a triangle shape, and ensures the lateral supporting effect by utilizing the stability of the triangle shape.
3. According to the invention, the lateral and vertical supporting point positions are controlled by screwing in or screwing out the adjustable screw rod so as to adapt to wall body ground beam test pieces with different sizes, and the space adjustability is realized. And simultaneously, the deflection of the ground beam in the horizontal direction and the vertical direction is limited, and the ground beam is anchored.
4. According to the invention, the end part of the adjustable screw rod is connected with the compression end plate, so that the contact area between the adjustable screw rod and the ground beam is enlarged, and the lateral constraint effect is enhanced.
In conclusion, the invention is suitable for members which can provide good constraint effect for the ground beam of the wall experiment test piece in the laboratory in the wall experiment process, and can reduce the deflection of the test piece in the horizontal or vertical direction, so that the phenomenon that the lateral rigidity of the wall test piece is reduced due to overlarge horizontal or vertical limit is avoided, and torsion is generated, thereby having a certain influence on the experiment effect.
Drawings
FIG. 1 is a front view of the present invention;
FIG. 2 is a side view of FIG. 1;
FIG. 3 is a top view of FIG. 1;
FIG. 4 is a schematic view of a compression end plate connection structure;
fig. 5 is a perspective view of the present invention.
In the figure: 1. a steel base; 2. a steel upright; 3. transverse steel beams; 4. an earth anchor bolt assembly; 5. a horizontal through hole; 6. a vertical through hole; 7. a transversely internally threaded tube; 8. a vertical internally threaded tube; 9. adjusting a screw rod horizontally; 901. a clamping part; 10. vertically adjusting a screw rod; 101. a clamping part; 11. compressing the end plate; 12. compressing the end plate.
Detailed Description
For a further understanding of the invention, its features and advantages, reference is now made to the following examples, which are illustrated in the accompanying drawings in which:
referring to fig. 1 to 5, a floor beam fixing support suitable for wall experiments comprises a steel base 1, two steel upright posts 2 and a transverse steel beam 3; the steel base 1 is arranged on two sides of a ground beam of the test wall body, symmetrically arranged and connected with the rigid table top through a ground anchor bolt assembly 4; the steel upright post 2 is welded on the upper surface of the steel base 1; the transverse steel beams 3 are welded on the upper surfaces of the steel upright posts 2, and a space for placing the ground beams is formed after the two steel upright posts and the transverse steel beams are welded; the side surface of each steel upright post 2 is provided with a horizontal through hole 5, a transverse internal thread pipe 7 is welded in the horizontal through hole 5 of each steel upright post 2, and a horizontal adjusting screw rod 9 is screwed in the transverse internal thread pipe; the horizontal position of the lateral supporting point is controlled by horizontally adjusting the screw rod to be screwed in or out so as to adapt to wall body ground beam test pieces with different widths, so that the spatial adjustability is realized, and the displacement of the wall body ground beam test pieces in the horizontal direction can be limited; four vertical through holes 6 are formed in the top surface of the transverse steel beam 3, and vertical internal thread pipes 8 are welded in the vertical through holes 6 of the transverse steel beam; a vertical adjusting screw rod 10 is screwed in the vertical internal thread pipe; the position of the vertical supporting point is controlled by adjusting the screwing-in or screwing-out of the vertical adjusting screw rod 10 so as to adapt to wall body test ground beam test pieces with different heights, so that the spatial adjustability is realized, and the displacement of the vertical adjusting screw rod in the vertical direction can be limited; the inner end parts of the horizontal adjusting screw rod 9 and/or the vertical adjusting screw rod 10 are provided with compression end plates (11, 12), so that the contact area with the ground beam is enlarged, and the lateral constraint effect is enhanced; the outer end parts of the horizontal adjusting screw rod 9 and/or the vertical adjusting screw rod 10 are respectively provided with a clamping part (901, 101).
Preferably, three horizontal through holes 5 are arranged on the side face of each steel upright post 2, and the three horizontal through holes 5 are distributed in a triangular shape. Three supporting points on each side of the ground beam are distributed in a triangular shape, so that a lateral supporting effect is ensured.
Preferably, the top surface of the transverse steel beam 3 is provided with four vertical through holes 6, and the four vertical through holes 6 are symmetrically distributed in a rectangular shape. The four supporting points on the upper surface of the ground beam are distributed in a rectangular shape, so that the supporting effect is ensured.
Preferably, the compression end plates (11, 12) are respectively connected with inner ends of the horizontal adjusting screw rod 9 and the vertical adjusting screw rod 10 in a threaded manner.
In conclusion, the invention is suitable for members which can provide good constraint effect for the ground beam of the wall experiment test piece in the laboratory in the wall experiment process, and can reduce the deflection of the test piece in the horizontal or vertical direction, so that the phenomenon that the lateral rigidity of the wall test piece is reduced due to overlarge horizontal or vertical limit is avoided, and torsion is generated, thereby having a certain influence on the experiment effect.
The foregoing description is only of the preferred embodiments of the present invention, and is not intended to limit the invention in any way, but any simple modification, equivalent variation and modification of the above embodiments according to the technical principles of the present invention are within the scope of the technical solutions of the present invention.
Claims (2)
1. Be suitable for experimental land beam fixing support of wall body, its characterized in that: comprises a steel base (1), two steel upright posts (2) and a transverse steel beam (3); the steel base (1) is arranged on two sides of a ground beam of the test wall body, symmetrically arranged and connected with the rigid table top through the ground anchor bolt assembly (4); the steel upright post (2) is welded on the upper surface of the steel base (1); the transverse steel beams (3) are welded on the upper surfaces of the steel upright posts (2), and a space for placing the ground beams is formed after the two steel upright posts and the transverse steel beams are welded; the side surface of each steel upright post (2) is provided with a horizontal through hole (5), a transverse internal thread pipe (7) is welded in the horizontal through hole (5) of each steel upright post (2), and a horizontal adjusting screw rod (9) is screwed in the transverse internal thread pipe; four vertical through holes (6) are formed in the top surface of the transverse steel beam (3), and vertical internal thread pipes (8) are welded in the vertical through holes (6) of the transverse steel beam; a vertical adjusting screw rod (10) is screwed in the vertical internal thread pipe; the inner end parts of the horizontal adjusting screw rod (9) and/or the vertical adjusting screw rod (10) are provided with compression end plates (11, 12); clamping parts (901, 101) are arranged at the outer end parts of the horizontal adjusting screw rod (9) and/or the vertical adjusting screw rod (10); three horizontal through holes (5) are formed in the side face of each steel upright post (2), and the three horizontal through holes (5) are distributed in a triangular mode; the top surface of the transverse steel beam (3) is provided with four vertical through holes (6), and the four vertical through holes (6) are symmetrically distributed in a rectangular mode.
2. The floor beam fixing support applicable to wall tests according to claim 1, wherein: the compression end plates (11, 12) are respectively connected with the inner ends of the horizontal adjusting screw rod (9) and the vertical adjusting screw rod (10) through threads.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710146908.7A CN106768992B (en) | 2017-03-13 | 2017-03-13 | Be suitable for experimental land beam fixing support of wall body |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710146908.7A CN106768992B (en) | 2017-03-13 | 2017-03-13 | Be suitable for experimental land beam fixing support of wall body |
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| Publication Number | Publication Date |
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| CN106768992A CN106768992A (en) | 2017-05-31 |
| CN106768992B true CN106768992B (en) | 2023-11-24 |
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| CN201710146908.7A Active CN106768992B (en) | 2017-03-13 | 2017-03-13 | Be suitable for experimental land beam fixing support of wall body |
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| CN113640028A (en) * | 2021-08-16 | 2021-11-12 | 中铁建设集团华东工程有限公司 | Beam-slab structure integral test loading support suitable for beams of different specifications |
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| EP1129644A1 (en) * | 2000-03-03 | 2001-09-05 | META-Regalbau GmbH & Co. KG | Rack |
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| KR20120046644A (en) * | 2010-11-02 | 2012-05-10 | 케이고 나가세 | Temporary supporting system of steel beam and construstion method thereof |
| CN103076192A (en) * | 2012-12-24 | 2013-05-01 | 河海大学 | Portable performance test device for automatic control of combined action of bidirectional load of beam-column joint and determination method |
| CN103149347A (en) * | 2013-02-19 | 2013-06-12 | 新疆水利水电科学研究院 | Casting asphalt concrete multi-function test and formation apparatus |
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| CN105092222A (en) * | 2015-06-19 | 2015-11-25 | 重庆大学 | Loading apparatus for bearing strength test of girder integral body stability |
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2017
- 2017-03-13 CN CN201710146908.7A patent/CN106768992B/en active Active
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| EP1129644A1 (en) * | 2000-03-03 | 2001-09-05 | META-Regalbau GmbH & Co. KG | Rack |
| DE202010002426U1 (en) * | 2010-02-11 | 2010-05-20 | Altrad Baumann Gmbh | Fastening device of a scaffolding holder for a roof scaffold on a building roof construction |
| KR20120046644A (en) * | 2010-11-02 | 2012-05-10 | 케이고 나가세 | Temporary supporting system of steel beam and construstion method thereof |
| CN102401765A (en) * | 2011-11-24 | 2012-04-04 | 清华大学 | Lateral restraining device for load test of steel-structure compression member |
| CN103076192A (en) * | 2012-12-24 | 2013-05-01 | 河海大学 | Portable performance test device for automatic control of combined action of bidirectional load of beam-column joint and determination method |
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| DE102013220392A1 (en) * | 2013-10-09 | 2015-04-09 | Messphysik Materials Testing Gmbh | Material testing machine with a spindle nut fixedly mounted spindle drive |
| CN105092222A (en) * | 2015-06-19 | 2015-11-25 | 重庆大学 | Loading apparatus for bearing strength test of girder integral body stability |
| CN205404140U (en) * | 2016-02-04 | 2016-07-27 | 华中科技大学 | Structure pseudo dynamic test device with it is multi -functional |
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| CN106768992A (en) | 2017-05-31 |
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Application publication date: 20170531 Assignee: Tianjin United Chuangxing Technology Development Co.,Ltd. Assignor: Tianjin Chengjian University Contract record no.: X2024120000021 Denomination of invention: A Ground Beam Fixed Support Suitable for Wall Testing Granted publication date: 20231124 License type: Common License Record date: 20240126 Application publication date: 20170531 Assignee: Tianjin Liankai Technology Co.,Ltd. Assignor: Tianjin Chengjian University Contract record no.: X2024120000020 Denomination of invention: A Ground Beam Fixed Support Suitable for Wall Testing Granted publication date: 20231124 License type: Common License Record date: 20240129 Application publication date: 20170531 Assignee: Tianjin Xingdu Space Network Technology Co.,Ltd. Assignor: Tianjin Chengjian University Contract record no.: X2024120000019 Denomination of invention: A Ground Beam Fixed Support Suitable for Wall Testing Granted publication date: 20231124 License type: Common License Record date: 20240129 Application publication date: 20170531 Assignee: Yunneng Zhongchuang Investment Management (Tianjin) Co.,Ltd. Assignor: Tianjin Chengjian University Contract record no.: X2024120000018 Denomination of invention: A Ground Beam Fixed Support Suitable for Wall Testing Granted publication date: 20231124 License type: Common License Record date: 20240129 Application publication date: 20170531 Assignee: Tianjin 1919 Technology Co.,Ltd. Assignor: Tianjin Chengjian University Contract record no.: X2024120000017 Denomination of invention: A Ground Beam Fixed Support Suitable for Wall Testing Granted publication date: 20231124 License type: Common License Record date: 20240129 Application publication date: 20170531 Assignee: Liantai Kechuang (Tianjin) Co.,Ltd. Assignor: Tianjin Chengjian University Contract record no.: X2024120000016 Denomination of invention: A Ground Beam Fixed Support Suitable for Wall Testing Granted publication date: 20231124 License type: Common License Record date: 20240129 Application publication date: 20170531 Assignee: Gongneng Enterprise Management Consulting (Tianjin) Co.,Ltd. Assignor: Tianjin Chengjian University Contract record no.: X2024120000023 Denomination of invention: A Ground Beam Fixed Support Suitable for Wall Testing Granted publication date: 20231124 License type: Common License Record date: 20240126 Application publication date: 20170531 Assignee: Tianjin Huihe Investment Management Co.,Ltd. Assignor: Tianjin Chengjian University Contract record no.: X2024120000022 Denomination of invention: A Ground Beam Fixed Support Suitable for Wall Testing Granted publication date: 20231124 License type: Common License Record date: 20240126 |
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