CN109374422A - A kind of large-tonnage integrated multifunction space loading device - Google Patents
A kind of large-tonnage integrated multifunction space loading device Download PDFInfo
- Publication number
- CN109374422A CN109374422A CN201811339669.8A CN201811339669A CN109374422A CN 109374422 A CN109374422 A CN 109374422A CN 201811339669 A CN201811339669 A CN 201811339669A CN 109374422 A CN109374422 A CN 109374422A
- Authority
- CN
- China
- Prior art keywords
- loading
- loading beam
- box
- stiffener
- pull rod
- 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.)
- Granted
Links
Classifications
-
- 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
- G01N3/08—Investigating strength properties of solid materials by application of mechanical stress by applying steady tensile or compressive forces
- G01N3/10—Investigating strength properties of solid materials by application of mechanical stress by applying steady tensile or compressive forces generated by pneumatic or hydraulic pressure
- G01N3/12—Pressure testing
-
- 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
- G01N3/02—Details
Abstract
The present invention provides a kind of large-tonnage integrated multifunction space loading device, loading beam and foundation beam spaced and parallel placement along vertical direction；Loading beam is cross-shaped structure, is made of longitudinal box loading beam and lateral box loading beam；The part of longitudinal box loading beam and lateral box loading beam juxtaposition, is provided with vertical equity load force transferring part in upper surface；There are three actuator is total, for providing transversely and horizontally active force and vertical equity active force；Pulling force is applied to pull rod by hydraulic jack, to apply downward effect counter-force, to loading beam to provide vertical active force；Hinged seat is arranged between foundation beam and pull rod, so that loading device is when applying horizontal loading, pull rod has certain turning power, to adapt to the two-way horizontal displacement of test specimen.Above-mentioned load testing machine can not only provide the vertical and two-way horizontal power effect of large-tonnage, and be suitable for the component of Arbitrary Shape Cross Section, have stronger versatility.
Description
Technical field
The present invention relates to a kind of large-tonnage integrated multifunction space loading devices, belong to Structural Engineering experimental rig technology neck
Domain.
Background technique
In the experimental study of Structural Engineering, it is vital that loading device is reasonably selected according to test objective.Add
Stress, deformation and the destructive process set and can simulate component under actual loading effect are carried, understands component convenient for us
Stress, deformation and failure rule, so that the performance design for component provides foundation.Traditional shock test device can only generally apply
Vertical force and unidirectional horizontal applied force, and vertical force application cannot be excessive, otherwise can generate biggish frictional force, influences test essence
Degree.In addition, these loading devices are usually only applicable to the test specimen of specific cross-sectional shape, do not have universality.Based on traditional experiment
The deficiency of loading device,
Summary of the invention
Technical problem underlying to be solved by this invention is to propose a kind of large-tonnage integrated multifunction space load test
Device can not only provide the vertical and two-way horizontal power effect of large-tonnage, and be suitable for the component of Arbitrary Shape Cross Section, have
Stronger versatility.
In order to solve the above technical problems, the present invention provides a kind of large-tonnage integrated multifunction space loading device,
It include: loading beam, foundation beam, actuator, hydraulic jack, pull rod and hinged seat；The loading beam and foundation beam are along perpendicular
Histogram is to spaced and parallel placement；
The loading beam is cross-shaped structure, is made of longitudinal box loading beam and lateral box loading beam；The longitudinal direction
The part of box loading beam and lateral box loading beam juxtaposition, is provided with vertical equity load force transferring part in upper surface；
There are three the actuator is total, for providing horizontal applied force, two of them actuator is symmetrically arranged in transverse box
Type loading beam two sides, actuation head is attached by bolt and longitudinal box loading beam, to provide transversely and horizontally active force；Separately
The actuation head of one actuator is bolted to vertical equity load force transferring part, to provide vertical equity active force；
The hydraulic jack is placed in above lateral box loading beam, and the pull rod and hydraulic jack correspond, and is used
In connection loading beam and foundation beam；Pulling force is applied to pull rod by hydraulic jack, to apply downward effect to loading beam
Counter-force, to provide vertical active force；The hinged seat is arranged between foundation beam and pull rod, so that loading device is applying level
When load, pull rod has certain turning power, to adapt to the two-way horizontal displacement of test specimen.
In a preferred embodiment: the inside of the longitudinal direction box loading beam and lateral box loading beam, which is equipped with, puts more energy into
Four inner walls of plate, the stiffener and longitudinal box loading beam and lateral box loading beam are welded and fixed.
In a preferred embodiment: the longitudinal direction box loading beam and lateral box loading beam along length both ends plus
Strength plate is respectively rectangular-ambulatory-plane stiffener；The rectangular-ambulatory-plane stiffener and longitudinal box loading beam and lateral box loading beam are along length
The distance between end face of degree is not more than the thickness of rectangular-ambulatory-plane stiffener.
In a preferred embodiment: the foundation beam is also cross-shaped structure, and wherein longitudinal beam is box, and transverse beam is work
Font；The inside of the longitudinal beam and lateral carrier beam is equipped with stiffener.
In a preferred embodiment: the plate spacing arrangement of putting more energy into the box beam is consistent with loading beam, and along length
The stiffener at the both ends in direction is rectangular-ambulatory-plane stiffener；Transverse beam alongst between the stiffener and end face at both ends away from
From the thickness for being not more than stiffener, and the distance between each stiffener is not more than 10 times of plate thickness of putting more energy into.
In a preferred embodiment: the hole that pull rod passes through, the center of circle are respectively provided on the loading beam and foundation beam
It is not less than away from proximal twice of the diameter in hole.
In a preferred embodiment: the bolt hole on the loading beam is determining according to actuation head position, distance of center circle nearside
Edge is not less than three times of the diameter of bolt hole；
Bolt hole on the foundation beam, distance of center circle proximal are not less than twice of the diameter of bolt hole.
In a preferred embodiment: there are intensive stove bolt holes at the top of the loading beam bottom and foundation beam, cooperate phase
Sized bolt is answered to be fixed on test specimen between loading beam and foundation beam, the spacing between each stove bolt hole is straight not less than stove bolt hole
Three times of diameter.
Compared to the prior art, technical solution of the present invention has the advantages that
The invention proposes a kind of large-tonnage integrated multifunction space loading devices, collect large-tonnage, multi-functional, biaxial loadings
In one.Large-tonnage: loading device has 4 hydraulic jacks and 3 horizontal actuator, can provide enough test lotuses
It carries；It is multi-functional: the cross sectional shape of test specimen not being required, arbitrary section test specimen can be tested；Horizontal bidirectional load: three
The arrangement of actuator can provide the horizontal loading of both direction, can study stress performance of the component under biaxial loadings effect.
Detailed description of the invention
Fig. 1 is the use schematic isometric of loading device；
Fig. 2 is the perspective view of loading beam；
Fig. 3 is the perspective view of basic beam；
Fig. 4 is the front view of loading beam；
Fig. 5 is the A-A sectional view of loading beam；
Fig. 6 is the front view of basic beam
Fig. 7 is the B-B sectional view of basic beam
In figure: 1- loading beam；2- foundation beam；The longitudinal direction 3- box loading beam；4- transverse direction box loading beam；5- is longitudinal
Horizontal loading force transferring part；The longitudinal direction 6- box foundation beam；The lateral I-shaped foundation beam of 7-；8- actuator；9- hydraulic jack
Top；10- pull rod；11- hinged seat
Specific implementation method
Below in conjunction with attached drawing, specific implementation method of the invention is further described.
As shown in Fig. 1-Fig. 7, a kind of large-tonnage integrated multifunction space loading device, including loading beam 1, foundation beam 2, work
Dynamic device 8, hydraulic jack 9, pull rod 10 and hinged seat 11.
The loading beam 1 uses cross-shaped structure, is made of longitudinal box loading beam 3 and lateral box loading beam 4；It is described
The part of longitudinal box loading beam 3 and lateral 4 juxtaposition of box loading beam, is provided with vertical equity load power transmission in upper surface
Component 5；
There are three the actuator 8 is total, for providing horizontal applied force, two of them actuator 8 is symmetrically arranged in load
Lateral 4 two sides of box loading beam of beam 1, actuation head is attached by bolt and longitudinal box loading beam 3, to provide transverse direction
Horizontal applied force；The actuation head of another actuator 8 is bolted to vertical equity load force transferring part 5, to provide
Vertical equity active force.
There are four the hydraulic jack 9 is total, it is placed in lateral 4 top of box loading beam.The pull rod 10 and hydraulic jack
Top 9 corresponds, and for connecting loading beam 1 and foundation beam 2, applies pulling force to pull rod 10 by hydraulic jack 9, thus to adding
Carrier beam 1 applies downward effect counter-force, to provide vertical active force.The hinged seat 11 be arranged in foundation beam 2 and pull rod 10 it
Between, so that loading device is when applying horizontal loading, pull rod 10 has certain turning power, to adapt to the two-way water of test specimen
Prosposition moves.
There is stiffener inside the longitudinal direction box loading beam 3 and lateral box loading beam 4, stiffener is arranged in actuator
8 and hydraulic jack 9 loading position, provide support to the edge of a wing and web, reduce the partial loop variation on the edge of a wing and web.Add
Stiffener inside carrier beam 1 need to be welded with 1 four wall of loading beam, wherein longitudinal box loading beam 3 and lateral box loading beam 4
Outermost is " returning " font stiffener, and the edge apart from box loading beam 3 and lateral 4 proximal end face of box loading beam is unsuitable
Greater than 1t, t is the thickness of rectangular-ambulatory-plane stiffener, as shown in Fig. 2,5.
In addition, the inside of the horizontal loading force transferring part 5 is welded with a sash plate, and also needs to weld with its four wall,
As shown in Figure 2.The foundation beam 2 also uses cross-shaped structure, and wherein longitudinal beam is box, and transverse beam is I-shaped.Foundation beam 2
In box beam part, plate spacing of putting more energy into arrangement requires consistent with loading beam 1, and outermost stiffener is also " returning " font,
As shown in Fig. 3,7；I-shaped beams part in foundation beam 2, outermost stiffener are not greater than 1t away from proximal, and respectively add
Spacing between strength plate is not greater than 10t, as shown in Fig. 3,7.The hole passed through on loading beam 1 and foundation beam 2 for pull rod 10, circle
The heart must not be lower than twice of the diameter in hole away from proximal；Bolt hole on loading beam 1 is determining according to actuation head position, the center of circle
3 times of diameter of bolt hole must not be lower than away from proximal；Bolt hole on foundation beam 2, distance of center circle proximal must not be lower than
2 times of diameter of bolt hole；
In addition, there are intensive stove bolt holes for 1 bottom of loading beam and 2 top of foundation beam, dimension bolt is cooperated to make to try
Part is fixed between loading beam 1 and foundation beam 2, and the spacing between each stove bolt hole must not be lower than 3 times of stove bolt bore dia, is such as schemed
5, shown in 7.
Above-mentioned large-tonnage integrated multifunction space loading device, installation and application method are as follows:
It is processed first in factory by design drawing and welds loading beam 1 and foundation beam 2, then successively cooperate foundation beam 2
Lead screw is anchored in ground, test specimen bottom end plate fitted bolt is connect with foundation beam 2, loading beam 1 and test specimen top end plate cooperate spiral shell
Tether connect, flexural pivot is fixed on foundation beam 2, the lock of pull rod 1 in flexural pivot, hydraulic jack 9 cooperate that pull rod 10 is fixed, three actuations
After 8 fitted bolt of device and loading beam 1 connect, tail portion wants fitted bolt to connect with counter force wall.That is the construction of finishing device
Stage.
Before test load, foil gauge and displacement meter are arranged in the corresponding position of test specimen.After testing ready, by perpendicular
Apply vertical load and horizontal loading by given pace to hydraulic jack 9, horizontal actuator 8, and synchronous acquisition power, displacement,
The metric data such as strain.
The above is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and those skilled in the art can
To readily appreciate that variation disclosed in this invention or technical scope.Alternative solution is intended to cover within the scope of the invention.Cause
This, protection scope of the present invention should be determined by the scope of the claims.
Claims (8)
1. a kind of large-tonnage integrated multifunction space loading device, characterized by comprising: loading beam, foundation beam, actuator, liquid
Press jack, pull rod and hinged seat；The loading beam and foundation beam spaced and parallel placement along vertical direction；
The loading beam is cross-shaped structure, is made of longitudinal box loading beam and lateral box loading beam；The longitudinal direction box
The part of loading beam and lateral box loading beam juxtaposition, is provided with vertical equity load force transferring part in upper surface；
There are three the actuator is total, for providing horizontal applied force, two of them actuator is symmetrically arranged in lateral box and adds
Carrier beam two sides, actuation head is attached by bolt and longitudinal box loading beam, to provide transversely and horizontally active force；Another
The actuation head of actuator is bolted to vertical equity load force transferring part, to provide vertical equity active force；
The hydraulic jack is placed in above lateral box loading beam, and the pull rod and hydraulic jack correspond, for connecting
Connect loading beam and foundation beam；Pulling force is applied to pull rod by hydraulic jack, thus apply downward effect counter-force to loading beam,
To provide vertical active force；The hinged seat is arranged between foundation beam and pull rod, so that loading device is applying horizontal loading
When, pull rod has certain turning power, to adapt to the two-way horizontal displacement of test specimen.
2. a kind of large-tonnage integrated multifunction space according to claim 1 loading device, it is characterised in that: the longitudinal direction
The inside of box loading beam and lateral box loading beam is equipped with stiffener, the stiffener and longitudinal box loading beam and transverse direction
Four inner walls of box loading beam are welded and fixed.
3. a kind of large-tonnage integrated multifunction space according to claim 1 loading device, it is characterised in that: the longitudinal direction
Box loading beam and lateral box loading beam are respectively rectangular-ambulatory-plane stiffener along the stiffener at the both ends of length；The rectangular-ambulatory-plane
Stiffener adds along the distance between end face of length no more than rectangular-ambulatory-plane with longitudinal box loading beam and lateral box loading beam
The thickness of strength plate.
4. a kind of large-tonnage integrated multifunction space according to claim 1 loading device, it is characterised in that: the basis
Beam is also cross-shaped structure, and wherein longitudinal beam is box, and transverse beam is I-shaped；The inside of the longitudinal beam and lateral carrier beam is equal
Equipped with stiffener.
5. a kind of large-tonnage integrated multifunction space according to claim 4 loading device, it is characterised in that: the box
Plate spacing arrangement of putting more energy into beam is consistent with loading beam, and the stiffener at both ends alongst is rectangular-ambulatory-plane stiffener；
Alongst the distance between the stiffener at both ends and end face are not more than the thickness of stiffener for transverse beam, and each put more energy into
The distance between plate is not more than 10 times of plate thickness of putting more energy into.
6. a kind of large-tonnage integrated multifunction space according to claim 1 loading device, it is characterised in that: the load
The hole that pull rod passes through is respectively provided on beam and foundation beam, distance of center circle proximal is not less than twice of the diameter in hole.
7. a kind of large-tonnage integrated multifunction space according to claim 6 loading device, it is characterised in that: the load
Bolt hole on beam determines that distance of center circle proximal is not less than three times of the diameter of bolt hole according to actuation head position；
Bolt hole on the foundation beam, distance of center circle proximal are not less than twice of the diameter of bolt hole.
8. a kind of large-tonnage integrated multifunction space according to claim 7 loading device, it is characterised in that: the load
There are intensive stove bolt holes at the top of beam bottom portion and foundation beam, cooperate dimension bolt that test specimen is made to be fixed on loading beam and basis
Between beam, the spacing between each stove bolt hole is not less than three times of the diameter in stove bolt hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811339669.8A CN109374422B (en) | 2018-11-12 | 2018-11-12 | Large-tonnage integrated multifunctional space loading device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811339669.8A CN109374422B (en) | 2018-11-12 | 2018-11-12 | Large-tonnage integrated multifunctional space loading device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109374422A true CN109374422A (en) | 2019-02-22 |
| CN109374422B CN109374422B (en) | 2023-09-29 |
Family
ID=65384600
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811339669.8A Active CN109374422B (en) | 2018-11-12 | 2018-11-12 | Large-tonnage integrated multifunctional space loading device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109374422B (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB644381A (en) * | 1947-05-16 | 1950-10-11 | Charles William Glover | Beam testing machines |
| CN101000292A (en) * | 2006-12-15 | 2007-07-18 | 清华大学 | Large 3D multifunction soil tester |
| CN201983988U (en) * | 2011-02-16 | 2011-09-21 | 山东大学 | Large-scale combined static and dynamic multifunctional geotechnical engineering model test device |
| CN102735534A (en) * | 2012-07-07 | 2012-10-17 | 长春机械科学研究院有限公司 | Three-dimensional alternating load fatigue test device for rubber and plastic joint assembly |
| CN104792561A (en) * | 2015-04-23 | 2015-07-22 | 中南大学 | Low-frequency cyclic loading test device |
| CN107525726A (en) * | 2017-10-01 | 2017-12-29 | 华北理工大学 | Frame structure beam-column-slab connection Oblique loading device |
| CN207816592U (en) * | 2018-03-05 | 2018-09-04 | 天津城建大学 | A kind of vertical loading system of roller type low friction with following function |
| CN209215114U (en) * | 2018-11-12 | 2019-08-06 | 华侨大学 | Large-tonnage integrated multifunction space loading device |
-
2018
- 2018-11-12 CN CN201811339669.8A patent/CN109374422B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB644381A (en) * | 1947-05-16 | 1950-10-11 | Charles William Glover | Beam testing machines |
| CN101000292A (en) * | 2006-12-15 | 2007-07-18 | 清华大学 | Large 3D multifunction soil tester |
| CN201983988U (en) * | 2011-02-16 | 2011-09-21 | 山东大学 | Large-scale combined static and dynamic multifunctional geotechnical engineering model test device |
| CN102735534A (en) * | 2012-07-07 | 2012-10-17 | 长春机械科学研究院有限公司 | Three-dimensional alternating load fatigue test device for rubber and plastic joint assembly |
| CN104792561A (en) * | 2015-04-23 | 2015-07-22 | 中南大学 | Low-frequency cyclic loading test device |
| CN107525726A (en) * | 2017-10-01 | 2017-12-29 | 华北理工大学 | Frame structure beam-column-slab connection Oblique loading device |
| CN207816592U (en) * | 2018-03-05 | 2018-09-04 | 天津城建大学 | A kind of vertical loading system of roller type low friction with following function |
| CN209215114U (en) * | 2018-11-12 | 2019-08-06 | 华侨大学 | Large-tonnage integrated multifunction space loading device |
Non-Patent Citations (2)
| Title |
|---|
| 史庆轩 等: "钢筋混凝土核心筒抗震性能试验研究", 建筑结构学报, vol. 32, no. 10, pages 119 - 129 * |
| 赵彦 等: "双向压弯作用下矩形空心桥墩抗震性能试验研究", 工程抗震与加固改造, vol. 35, no. 05, pages 11 - 19 * |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109374422B (en) | 2023-09-29 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106644324B (en) | A kind of experimental rig can be used for light steel frame bean column node Experiment of Mechanical Behavior | |
| CN109269743A (en) | A kind of ground seismic wave function lower bolt dynamic pull-out test device and test method | |
| CN209215114U (en) | Large-tonnage integrated multifunction space loading device | |
| CN207727634U (en) | A kind of super-tonnage Singe Pile with Static Load Experiment girder steel counter force system | |
| CN104458455B (en) | Narrow base power transmission steel pipe tower space tower leg structured testing method | |
| CN103424312A (en) | Method for measuring load of tower | |
| CN208533582U (en) | A kind of existing building reinforcing pile foundation static loading test device | |
| CN109374422A (en) | A kind of large-tonnage integrated multifunction space loading device | |
| CN105241648A (en) | Loading device simulating loess tunnel lock foot anchor pipe end stress and use method thereof | |
| CN104480977B (en) | A kind of Rock Bolt Foundation resistance to plucking loading test device | |
| CN208721360U (en) | A kind of wall mortar test loading device | |
| CN217688351U (en) | Structure and device for testing flexural performance of frame beam support | |
| CN205228789U (en) | Loading device of simulation loess tunnel lock foot anchor pipe end head atress | |
| CN207228327U (en) | A kind of fast assembling disassembling structure built for steel structure house | |
| CN106522291B (en) | A kind of clump of piles resistance to plucking site-models experimental rig and method | |
| CN205352648U (en) | Shear force wall is anti -seismic performance test device under composite action is cut to stretch bending | |
| CN110258792B (en) | Fabricated beam, fabricated double-spliced T-shaped beam and construction method thereof | |
| CN210923045U (en) | On-spot bearing capacity testing arrangement of flood control wall | |
| CN207212271U (en) | A kind of floating box type drilling platform | |
| CN207300600U (en) | Structural test reaction frame | |
| CN215442404U (en) | High-strength steel structure connecting piece | |
| CN204571346U (en) | A kind of multilayer, high-rise steel structure Lateral Resistant System | |
| CN216429106U (en) | Building structure's reinforcement connecting device | |
| CN214150249U (en) | Pseudo-static test device suitable for anti-seismic performance of concrete shear key of immersed tube tunnel | |
| CN220521545U (en) | Beam column structure |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |