CN206945286U - A kind of vertical load loading device suitable for unstability frame structure outside face - Google Patents
A kind of vertical load loading device suitable for unstability frame structure outside face Download PDFInfo
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- CN206945286U CN206945286U CN201720892670.8U CN201720892670U CN206945286U CN 206945286 U CN206945286 U CN 206945286U CN 201720892670 U CN201720892670 U CN 201720892670U CN 206945286 U CN206945286 U CN 206945286U
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- China
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- vertical load
- hydraulic jack
- unstability
- test specimen
- frame structure
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Abstract
The utility model discloses a kind of vertical load loading device suitable for unstability frame structure outside face, device includes force snesor, hydraulic jack, high-strength bolt, vertical load simulation truss, reinforcement, reinforcing angle, Braced Frames, oil sources, oil pipe, controller and computer；Test specimen beam lower surface and hydraulic jack upper surface consolidation；Hydraulic jack lower end and vertical load simulation truss closely connect, and Braced Frames and ground include force snesor, it can read the size of real-time vertical force by fastening foundation bolt in hydraulic jack.Frame structure after unstability carries out the application of vertical load outside the utility model opposite, and it can accurately obtain vertical load value and keep the constant of load, has the advantages that clear and definite power transmission, convenient disassembly, simple to operate, safe and reliable.The device and loading method compensate for blank of the China in the research field, have stronger application value realistic.
Description
【Technical field】
The utility model belongs to loading test loading technique field, is related to a kind of erecting suitable for the outer unstability frame structure in face
To load loading device.
【Background technology】
On practical structures thing or structural model, generally subjects are studied using loading device, pass through measurement
The various parameters relevant with subjects performance and the collapse state of subjects, carry out the excellent of the various performances of qualification test object
It is bad.However, in the operating process of reality, can be with various loading problems.For pure frame structure, when the horizontal lotus of application
During load, the anti-out-of-plane deformation rigidity of unbraced frames is relatively low, it is easy to the outer unstable phenomenon of generating surface.In general, in structure generating surface
After outer unstability, load test terminates, the change of bearing capacity and other each performances after few scholar's research structural instabilities, wherein
One main cause is the absence of outside face the loading equipemtn of structure after unstability.
【Utility model content】
In order to make up the blank in the research field, the purpose of this utility model is that providing one kind is applied to unstability outside face
The vertical load loading device of frame structure, the frame structure that the utility model can be outside opposite after unstability carry out vertical load
Apply, can accurately obtain vertical load value and keep the constant of load, compensate for blank of the China in the research field, it has
There is stronger application value realistic.
In order to solve the above-mentioned technical problem, the utility model proposes following technical scheme：
A kind of vertical load loading device suitable for unstability frame structure outside face, including data collecting system, Yi Jishe
Put below the test specimen beam of test specimen and the vertical load vertical with plane where test specimen simulates truss, the bottom of test specimen beam is connected with
Hydraulic jack, the upper end of hydraulic jack are connected with the load(ing) point of test specimen beam, and hydraulic jack lower end is simulated with vertical load
Truss connects, the bottom fixed setting of vertical load simulation truss；Hydraulic jack, which is provided with, can read real-time vertical force
The force snesor of size, hydraulic jack are connected with data collecting system.
The vertical load simulation truss includes V-type bar, and V-type bar top is downward, and free end is upward, under hydraulic jack
End is connected with V-type bar top, and connecting rod is hinged with the free end of V-type bar, and connecting rod lower end and the fixed hinge of fixed setting are be hinged,
Connecting rod is symmetrical on V-type bar.
Reinforcement is connected between fixed hinge on the vertical load simulation truss.
Reinforcing angle is connected between the free end of the V-type bar.
Also include transverse beam, the fixed hinge is fixedly installed on the middle part of transverse beam, and the both ends of transverse beam are fixedly connected with
Braced Frames, the lower end of Braced Frames are fixed on ground.
The data collecting system includes controller, is connected with oil sources and computer on controller, oil sources passes through oil pipe and liquid
Press jack connection.
The top of the hydraulic jack is connected by connector with the lower surface of test specimen beam.
The test specimen beam has multiple load(ing) points along its length, and hydraulic jack is respectively connected with each load(ing) point,
Pin vertical loads simulation truss is respectively connected with each hydraulic jack, all hydraulic jack connects with data collecting system
Connect.
The utility model has the advantages that：
Vertical load loading device of the present utility model suitable for unstability frame structure outside face passes through hydraulic jack jacking
Row apply pulling force, by adjust data collecting system to the fuel delivery of hydraulic jack can flexible modulation hydraulic jack row
Journey, high-precision control can be realized by data collecting system in loading procedure；Hydraulic jack lower end is with that can make test specimen
Beam is keeping bearing the vertical load simulation truss connection of constant vertical force during by vertical force, therefore, even in test specimen
Outside generating surface during unstability, vertical load simulation truss can conjugate simultaneously, to keep the vertical direction of load, can measure
Performance of the structure outside face under instability condition.The disassembly and assembly of the utility model test device is convenient, safe and reliable, makes framework
The stress of test specimen meets pre-provisioning request, compensate for blank of the China in the research field, and it has stronger application value realistic.
Further, reinforcement is connected between the fixed hinge of the utility model vertical load simulation truss connection, ensured whole
The stability of body loading device.
Further, the top of the utility model hydraulic jack is connected by connector with the lower surface of test specimen beam, works as examination
When part highly changes, it can be contacted with connector to adjust at the top of hydraulic jack with test specimen beam bottom.
Further, it is respectively connected with hydraulic pressure on each load(ing) point of the test specimen beam of the present utility model on along its length
Jack, Pin vertical loads simulation truss is respectively connected with each hydraulic jack, and all hydraulic jack is adopted with data
Collecting system connects, therefore can reach the purpose that multiple point loadings apply.
【Brief description of the drawings】
Fig. 1 is overall structure stereogram of the present utility model；
Fig. 2 is front elevation of the present utility model；
Fig. 3 is data collecting system schematic diagram of the present utility model；
Fig. 4 is actual loading schematic diagram of the present utility model.
Wherein, 1 be the first high-strength bolt, 2 be test specimen, 2-1 is test specimen beam, 2-3 is unstability test specimen outside face, 3 is supporting steel
Framework, 4 be vertical load simulation truss, 4-1 be V-type bar, 4-2 is connecting rod, 5 is the second high-strength bolt, 6 is reinforcement, 7 for can
Mobile hinge, 8 be fixed hinge, 9 be transverse beam, 10 be hydraulic jack, 11 be reinforcing angle, 12 be computer, 13 be controller, 14
It is oil sources for oil pipe, 15,16 be wire, 17 is foundation bolt.
【Embodiment】
The utility model is described in further detail below in conjunction with the accompanying drawings.
As shown in Figure 1-Figure 3, the vertical load loading device of the present utility model suitable for unstability frame structure outside face, bag
Data collecting system is included, and is arranged on the test specimen beam 2-1 lower sections of test specimen 2 and the vertical load vertical with the place plane of test specimen 2
Truss 4 is simulated, test specimen beam 2-1 bottom is connected with hydraulic jack 10, the upper end of hydraulic jack 10 and adding for test specimen beam 2-1
Loading point connects, the lower end of hydraulic jack 10 and that test specimen beam 2-1 can be made to be born in holding during by vertical force is constant vertical
The vertical load simulation truss 4 of power connects, the bottom fixed setting of vertical load simulation truss 4；Hydraulic jack 10 is provided with
The force snesor of the size of real-time vertical force can be read, hydraulic jack 10 is with that can be that hydraulic jack 10 provides power
Data collecting system connects, and data collecting system includes controller 13, oil sources 15 and computer 12, oil sources are connected with controller 13
15 are connected by oil pipe 14 with hydraulic jack 10.
Such as Fig. 1 and Fig. 2, vertical load simulation truss 4 of the present utility model includes V-type bar 4-1, V-type bar 4-1 tops to
Under, free end is set up, and reinforcing angle 11, the lower end of hydraulic jack 10 and V are connected between V-type bar 4-1 free end
Type bar 4-1 tops are closely connected, and connecting rod 4-2, connecting rod 4-2 lower end and fixed setting are hinged with V-type bar 4-1 free end
Fixed hinge 8 it is be hinged, connecting rod 4-2 is symmetrical on V-type bar 4-1, and is in reverse V-shaped setting；What vertical load simulation truss 4 connected consolidates
Surely reinforcement 6, reinforcement 6 and the fixed welding of hinge 8 are connected between hinge 8, ensures the stability of overall loading device；Fixed hinge 8
The middle part of transverse beam 9 is fixedly installed on, the both ends of transverse beam 9 are fixedly connected with Braced Frames 3, the lower end of Braced Frames 3
It is fixed on ground.
The top of hydraulic jack 10 of the present utility model can also be connected by connector and test specimen beam 2-1 lower surface
Connect.
When the multiple vertical point loadings of test requirements document, more Pin vertical loads simulations are installed on test specimen beam 2-1 load(ing) point
The mode of truss 4 and multiple hydraulic jacks 10 distributes centrostigma load by the way of distribution beam.
Braced Frames 3 of the present utility model are fixedly mounted on the ground by foundation bolt 17, transverse beam 9 and supporting steel
Framework 3 consolidates, and the fixed hinge 8 connected on vertical load simulation truss 4 and the top of transverse beam 9 are tight by the second high-strength bolt 5
It is solidly connected；The upper end of hydraulic jack 10 is consolidated by the first high-strength bolt 1 with test specimen 2, according to the height change feelings of test specimen 2
Condition, in the top connector of hydraulic jack 10, connector is connected by high-strength bolt 1 with test specimen beam 2-1.
The utility model has two 7 (i.e. V-type bar 4-1 end and companies of removable hinge on vertical load simulation truss 4 top
Bar 4-2 pin joint), outside test specimen generating surface during unstability, reinforcement 6 remains stationary as, and may move the rotation of hinge 7, vertical load mould
The deformation in occurred level direction is capable of on the top for intending truss 4, so as to keep the direction for the vertical direction power born on test specimen beam 2-1
It is constant.
With reference to figure 4, wherein solid line is the origin-location of test specimen 2, and dotted line is the deformation outside the generating surface of test specimen 2 during unstability,
Vertical load simulates truss 4 as shown in solid horizontal line.When unstability outside the generating surface of test specimen 2, vertical load simulates the removable of truss
Dynamic hinge rotates, and the reinforcement 6 of vertical load simulation truss 4 does not move, and top follows the movement in test specimen occurred level direction,
Hydraulic jack 10 to the vertical force direction and size of test specimen 2 still with it is initial when it is identical, therefore being capable of research framework structure hair
Performance when structure keeps vertical load constant after the outer unstability of dough.
Loading method of the present utility model suitable for the vertical load loading device of unstability frame structure outside face, including such as
Lower step：
After vertical load loading device suitable for unstability frame structure outside face is connected with test specimen 2, pass through data acquisition
System control hydraulic jack 10 is shunk, and test specimen beam 2-1, the generating surface of test specimen 2 are pulled downward in the contraction process of hydraulic jack 10
During outer unstability, vertical load simulates truss 4 makes test specimen beam 2-1 Impact direction all the time straight down by deforming.
When unstability outside the generating surface of test specimen 2, the V-type bar 4-1 and connecting rod 4-2 of vertical load simulation truss 4 are sent out in articulated section
Raw rotation, connecting rod 4-2 rotate with fixed hinge 8, by the rotation between V-type bar 4-1 and connecting rod 4-2 and connecting rod 4-2 and
Rotation between fixed hinge 8 can discharge vertical load simulation truss 4 because of unstability outside the face of test specimen 2 and caused by moment of torsion, and then
Make test specimen beam 2-1 Impact direction all the time straight down.
Claims (8)
1. a kind of vertical load loading device suitable for unstability frame structure outside face, it is characterised in that including data acquisition system
System, and it is arranged on vertical load simulation purlin below the test specimen beam (2-1) of test specimen (2) and vertical with test specimen (2) place plane
Frame (4), the bottom of test specimen beam (2-1) are connected with hydraulic jack (10), upper end and the test specimen beam (2-1) of hydraulic jack (10)
Load(ing) point connection hydraulic jack (10) lower end and vertical force vertical load simulation truss (4) connect, vertical load simulation
The bottom fixed setting of truss (4)；Hydraulic jack (10) is provided with the force snesor for the size that can read real-time vertical force,
Hydraulic jack (10) is connected with data collecting system.
2. a kind of vertical load loading device suitable for unstability frame structure outside face according to claim 1, its feature
It is, the vertical load simulation truss (4) includes V-type bar (4-1), and V-type bar (4-1) top is downward, and free end is upward, hydraulic pressure
The lower end of jack (10) is connected with V-type bar (4-1) top, and connecting rod (4-2) is hinged with the free end of V-type bar (4-1), even
The lower end of bar (4-2) and the fixed hinge (8) of fixed setting are be hinged, and connecting rod (4-2) is symmetrical on V-type bar (4-1).
3. a kind of vertical load loading device suitable for unstability frame structure outside face according to claim 2, its feature
It is, reinforcement (6) is connected between the fixed hinge (8) on the vertical load simulation truss (4).
4. a kind of vertical load loading device suitable for unstability frame structure outside face according to claim 2, its feature
It is, reinforcing angle (11) is connected between the free end of the V-type bar (4-1).
5. a kind of vertical load loading device suitable for unstability frame structure outside face according to claim 2, its feature
It is, in addition to transverse beam (9), the fixed hinge (8) are fixedly installed on the middle part of transverse beam (9), the both ends of transverse beam (9) are consolidated
Surely Braced Frames (3) are connected with, the lower end of Braced Frames (3) is fixed on ground.
6. a kind of vertical load loading device suitable for unstability frame structure outside face according to claim 1, its feature
It is, the data collecting system includes controller (13), and oil sources (15) and computer (12), oil sources are connected with controller (13)
(15) it is connected by oil pipe (14) with hydraulic jack (10).
7. a kind of vertical load loading device suitable for unstability frame structure outside face according to claim 1, its feature
It is, the top of the hydraulic jack (10) is connected by connector with the lower surface of test specimen beam (2-1).
8. a kind of vertical load loading device suitable for unstability frame structure outside face according to claim 1, its feature
It is, the test specimen beam (2-1) has multiple load(ing) points along its length, and hydraulic jack is respectively connected with each load(ing) point
(10) Pin vertical loads simulation truss (4), is respectively connected with each hydraulic jack (10), all hydraulic jack (10) is equal
It is connected with data collecting system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720892670.8U CN206945286U (en) | 2017-07-21 | 2017-07-21 | A kind of vertical load loading device suitable for unstability frame structure outside face |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720892670.8U CN206945286U (en) | 2017-07-21 | 2017-07-21 | A kind of vertical load loading device suitable for unstability frame structure outside face |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206945286U true CN206945286U (en) | 2018-01-30 |
Family
ID=61371302
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720892670.8U Expired - Fee Related CN206945286U (en) | 2017-07-21 | 2017-07-21 | A kind of vertical load loading device suitable for unstability frame structure outside face |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206945286U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107238494A (en) * | 2017-07-21 | 2017-10-10 | 西安建筑科技大学 | A kind of vertical load loading device and method suitable for unstability frame structure outside face |
| CN109883815A (en) * | 2019-03-28 | 2019-06-14 | 长安大学 | A kind of device preventing tilting for single-beam load test |
-
2017
- 2017-07-21 CN CN201720892670.8U patent/CN206945286U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107238494A (en) * | 2017-07-21 | 2017-10-10 | 西安建筑科技大学 | A kind of vertical load loading device and method suitable for unstability frame structure outside face |
| CN109883815A (en) * | 2019-03-28 | 2019-06-14 | 长安大学 | A kind of device preventing tilting for single-beam load test |
| CN109883815B (en) * | 2019-03-28 | 2022-06-21 | 长安大学 | A anti-tilt device for monospar loading test |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20190513 Address after: Room 117, Building Materials Building No. 13 Yanta Road, Beilin District, Xi'an City, Shaanxi Province Patentee after: Xi'an Construction Technology University Engineering Co., Ltd. Address before: 710055 Yanta Road 13, Xi'an City, Shaanxi Province Patentee before: Xi'an Architectural Sci & Tech. Univ. |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180130 Termination date: 20200721 |