CN206740512U - A kind of device for determining steel plate reinforcement concrete beam anti-bending bearing capacity - Google Patents
A kind of device for determining steel plate reinforcement concrete beam anti-bending bearing capacity Download PDFInfo
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- CN206740512U CN206740512U CN201720592145.4U CN201720592145U CN206740512U CN 206740512 U CN206740512 U CN 206740512U CN 201720592145 U CN201720592145 U CN 201720592145U CN 206740512 U CN206740512 U CN 206740512U
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Abstract
A kind of device for determining steel plate reinforcement concrete beam anti-bending bearing capacity, including：Outer framework, concrete beam test specimen, threaded steel pipe, steel plate, U-shaped steel hoop and jack；Outer framework is connected and formed by upper girder steel, lower girder steel, left girder steel and right girder steel；Threaded steel pipe quantity is two, supports the both ends of concrete beam test specimen respectively, wherein, the bottom of threaded steel pipe is fixed in lower girder steel, and top is fixed through concrete beam test specimen and using bolt；Length direction of the steel plate along concrete beam test specimen is fixed on the bottom surface of concrete beam test specimen；U-shaped steel hoop wales concrete beam test specimen and steel plate below steel plate, and the bottom surface of bottom and steel plate is fixedly linked, and two sides are fixedly linked with concrete beam test specimen；Jack is fixed on the bottom surface of upper girder steel, is exerted a force towards the middle part of concrete beam test specimen, and the force surface installation force sensor of jack, U-shaped steel hoop bottom is provided with displacement meter.The utility model is simple in construction, is easy to construct, and can effectively prevent that concrete beam from being destroyed, be easy to efficiently measure the performance of concrete beam.
Description
Technical field
The utility model belongs to concrete NDT field, and in particular to a kind of measure steel plate reinforcement concrete beam anti-bending bearing capacity
Device.
Background technology
Compression strength is to monitor concrete performance and the important parameter of quality, but there is no unified applicable compression strength at present
Aptitude tests equipment, and for concrete anti-compression ability, it is badly in need of science, reliable and easy to operation measure.Therefore, it is necessary to
A kind of simple, applicable performance measurement equipment is developed, reliable guarantee is provided for scientific research and construction engineering test.
Utility model content
The utility model is directed to deficiency of the prior art, there is provided a kind of dress for determining steel plate reinforcement concrete beam anti-bending bearing capacity
Put.
To achieve the above object, the utility model uses following technical scheme：
A kind of device for determining steel plate reinforcement concrete beam anti-bending bearing capacity, it is characterised in that including：Outer framework, concrete beam test specimen,
Threaded steel pipe, steel plate, U-shaped steel hoop and jack；The outer framework is square, by upper girder steel, lower girder steel, left girder steel and right girder steel
It is connected and forms；The concrete beam test specimen is cuboid, and the threaded steel pipe quantity is two, supports concrete beam test specimen respectively
Both ends, wherein, the bottom of threaded steel pipe is fixed in lower girder steel, and the top of threaded steel pipe is consolidated through concrete beam test specimen and using bolt
It is fixed；The steel plate is rectangular, and its width is not more than the width of concrete beam test specimen, and length direction of the steel plate along concrete beam test specimen is fixed on concrete
The bottom surface of beam test specimen；The U-shaped steel hoop wales concrete beam test specimen and steel plate below steel plate, the bottom of U-shaped steel hoop and steel plate
Bottom surface is fixedly linked, and two sides and the concrete beam test specimen of U-shaped steel hoop are fixedly linked；The jack is fixed on the bottom surface of upper girder steel,
Exerted a force towards the middle part of concrete beam test specimen, the force surface installation force sensor of jack, U-shaped steel hoop bottom is provided with and force snesor
Corresponding displacement meter.
To optimize above-mentioned technical proposal, the concrete measure taken also includes：
The force snesor and displacement meter are connected to Static Test and Analysis system, the static test point by signal wire
Analysis system is connected to computer.
The upper girder steel, lower girder steel, left girder steel and right girder steel are connected by high-strength bolt.
Steel plate and concrete the beam test specimen is fixed using rivet.
The U-shaped steel hoop quantity is multiple, is uniformly distributed along the length direction of concrete beam test specimen.
The jack is hydraulic jack, and jack is connected by oil pipe with oil pump.
The beneficial effects of the utility model are：It is simple and compact for structure, it is easy to operate, it can prevent steel plate from being produced with concrete interface
Interfacial failure, the destruction that concrete beam is subject to can also be reduced, concrete load bearing beam power can effectively be determined, and analyzed and obtain concrete beam
Performance.
Brief description of the drawings
Fig. 1 is overall structure diagram of the present utility model.
Fig. 2 is the sectional view of the utility model stirrup.
Embodiment
Describe the utility model in detail below in conjunction with the accompanying drawings.
The device of measure steel plate reinforcement concrete beam anti-bending bearing capacity as shown in Figure 1, including outer framework 1, concrete beam test specimen 2, spiral shell
Line steel pipe 3, steel plate 4, U-shaped steel hoop 5 and jack 6.Outer framework 1 is square, by upper girder steel 7, lower girder steel 8, left girder steel 9 and right steel
Beam 10, which is connected, to be formed, and upper girder steel 7, lower girder steel 8, left girder steel 9 and right girder steel 10 are connected by high-strength bolt.
Concrete beam test specimen 2 is rectangular body concrete, and both ends are drilled with vertical through hole, are horizontally arranged in outer framework 1.Threaded steel pipe
3 quantity are two, support the both ends of concrete beam test specimen 2 respectively, wherein, the bottom of threaded steel pipe 3 is fixed in lower girder steel 8, spiral shell
The top of line steel pipe 3 is passed through the vertical through hole of concrete beam test specimen 2 and fixed using bolt.
As shown in Fig. 2 steel plate 4 is rectangular, its width is not more than the width of concrete beam test specimen 2, and steel plate 4 is along concrete beam test specimen 2
Length direction is fixed on the bottom surface of concrete beam test specimen 2 using rivet.The quantity of U-shaped steel hoop 5 is multiple, along the length side of concrete beam test specimen 2
To being uniformly distributed, concrete beam test specimen 2 and steel plate 4 are waled simultaneously in the lower section of steel plate 4, its bottom and the bottom surface of steel plate 4 are fixedly linked,
Two sides are fixedly linked with concrete beam test specimen 2.U-shaped steel hoop 5 can effectively prevent steel plate 4 from producing interfacial failure with concrete interface, also may be used
It is bad with breaking of reducing that beam is subject to.
Jack 6 uses hydraulic jack, is connected by oil pipe 15 and oil pump 16.Jack 6 is fixed on the bottom of upper girder steel 7
Face, it is centrally arranged, exerted a force towards the middle part of concrete beam test specimen 2.The force surface installation force sensor 11 of jack 6, for measuring concrete
The load of beam test specimen 2, the bottom of U-shaped steel hoop 5 are provided with the displacement meter 12 corresponding with force snesor 11, for measuring concrete beam test specimen
2 amount of deflection, force snesor 11 and displacement meter 12 are connected to Static Test and Analysis system 13, Static Test and Analysis by signal wire
System 13 is connected to computer 14, and the signal of collection is transferred into computer 14.
When determining steel plate reinforcement concrete beam anti-bending bearing capacity using the device, the fixing end of displacement meter 12 is first fixed on lower steel
On beam 8, gluing mode is specifically can use, the front end of displacement meter 12 is pinioned with steel wire 18, moves displacement meter 12 to maximum range, steel
The other end connection iron plate 17 of silk 18（It can also be aluminium flake）, iron plate 17 is fixed on the bottom of U-shaped steel hoop 5 by adhesive means.Open
Dynamic oil pump 16, hydraulic jack 6 are further applied load to concrete beam test specimen 2, the direct measurement stressing conditions of force snesor 11, and displacement meter 12
After contraction it is the deformation of measurable concrete beam test specimen 2, and is transferred to Static Test and Analysis system 13 and computer 14, computer successively
14 pairs of data are handled and shown.
It should be noted that cited such as " on ", " under ", the use of "left", "right", "front", "rear" in utility model
Language, be merely convenient to narration understand, and be not used to limit the enforceable scope of the utility model, the change of its relativeness or
Adjustment, in the case where changing technology contents without essence, when being also considered as the enforceable category of the utility model.
It the above is only preferred embodiment of the present utility model, the scope of protection of the utility model is not limited merely to above-mentioned
Embodiment, all technical schemes belonged under the utility model thinking belong to the scope of protection of the utility model.It should be pointed out that pair
For those skilled in the art, some improvements and modifications under the premise of the utility model principle is not departed from,
It should be regarded as the scope of protection of the utility model.
Claims (6)
- A kind of 1. device for determining steel plate reinforcement concrete beam anti-bending bearing capacity, it is characterised in that including：Outer framework（1）, concrete beam test specimen （2）, threaded steel pipe（3）, steel plate（4）, U-shaped steel hoop（5）And jack（6）；The outer framework（1）It is square, by upper girder steel （7）, lower girder steel（8）, left girder steel（9）With right girder steel（10）It is connected and forms；The concrete beam test specimen（2）It is described for cuboid Threaded steel pipe（3）Quantity is two, supports concrete beam test specimen respectively（2）Both ends, wherein, threaded steel pipe（3）Bottom fix In lower girder steel（8）On, threaded steel pipe（3）Top pass through concrete beam test specimen（2）And fixed using bolt；The steel plate（4）In square Shape, its width are not more than concrete beam test specimen（2）Width, steel plate（4）Along concrete beam test specimen（2）Length direction be fixed on concrete beam test specimen （2）Bottom surface；The U-shaped steel hoop（5）In steel plate（4）Lower section wale concrete beam test specimen（2）And steel plate（4）, U-shaped steel hoop（5）'s Bottom and steel plate（4）Bottom surface be fixedly linked, U-shaped steel hoop（5）Two sides and concrete beam test specimen（2）It is fixedly linked；It is described very heavy Top（6）It is fixed on upper girder steel（7）Bottom surface, towards concrete beam test specimen（2）Middle part force, jack（6）Force surface installation it is strong Sensor（11）, U-shaped steel hoop（5）Bottom is provided with and force snesor（11）Corresponding displacement meter（12）.
- A kind of 2. device for determining steel plate reinforcement concrete beam anti-bending bearing capacity as claimed in claim 1, it is characterised in that：The power Sensor（11）And displacement meter（12）Static Test and Analysis system is connected to by signal wire（13）, the Static Test and Analysis System（13）It is connected to computer（14）.
- A kind of 3. device for determining steel plate reinforcement concrete beam anti-bending bearing capacity as claimed in claim 1, it is characterised in that：On described Girder steel（7）, lower girder steel（8）, left girder steel（9）With right girder steel（10）It is connected by high-strength bolt.
- A kind of 4. device for determining steel plate reinforcement concrete beam anti-bending bearing capacity as claimed in claim 1, it is characterised in that：The steel Plate（4）With concrete beam test specimen（2）Fixed using rivet.
- A kind of 5. device for determining steel plate reinforcement concrete beam anti-bending bearing capacity as claimed in claim 1, it is characterised in that：The U Shaped steel hoop（5）Quantity is multiple, along concrete beam test specimen（2）Length direction be uniformly distributed.
- A kind of 6. device for determining steel plate reinforcement concrete beam anti-bending bearing capacity as claimed in claim 1, it is characterised in that：Described thousand Jin top（6）For hydraulic jack, jack（6）Pass through oil pipe（15）And oil pump（16）Connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720592145.4U CN206740512U (en) | 2017-05-25 | 2017-05-25 | A kind of device for determining steel plate reinforcement concrete beam anti-bending bearing capacity |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720592145.4U CN206740512U (en) | 2017-05-25 | 2017-05-25 | A kind of device for determining steel plate reinforcement concrete beam anti-bending bearing capacity |
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| Publication Number | Publication Date |
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| CN206740512U true CN206740512U (en) | 2017-12-12 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201720592145.4U Active CN206740512U (en) | 2017-05-25 | 2017-05-25 | A kind of device for determining steel plate reinforcement concrete beam anti-bending bearing capacity |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113218754A (en) * | 2021-04-23 | 2021-08-06 | 河海大学 | Device and method for testing deflection of precast crack concrete specimen |
-
2017
- 2017-05-25 CN CN201720592145.4U patent/CN206740512U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113218754A (en) * | 2021-04-23 | 2021-08-06 | 河海大学 | Device and method for testing deflection of precast crack concrete specimen |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20190621 Address after: 210014 No. 9 Yunlianghe West Road, Qinhuai District, Nanjing City, Jiangsu Province Patentee after: Nanjing Architectural Design & Research Institute Co., Ltd. Address before: 210000 Jiangdong North Road, Gulou District, Nanjing, Jiangsu 399 Patentee before: The City Vocational College of Jiangsu |