CN107063896A - One kind can adjust pressing-shearing combined pilot system technology platform - Google Patents
One kind can adjust pressing-shearing combined pilot system technology platform Download PDFInfo
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- CN107063896A CN107063896A CN201710465682.7A CN201710465682A CN107063896A CN 107063896 A CN107063896 A CN 107063896A CN 201710465682 A CN201710465682 A CN 201710465682A CN 107063896 A CN107063896 A CN 107063896A
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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
- G01N3/24—Investigating strength properties of solid materials by application of mechanical stress by applying steady shearing forces
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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
- G01N3/02—Details
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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
- G01N3/20—Investigating strength properties of solid materials by application of mechanical stress by applying steady bending forces
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E30/00—Energy generation of nuclear origin
- Y02E30/30—Nuclear fission reactors
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- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
Pressing-shearing combined pilot system technology platform, including steel ring beam, pressure testing machine, concrete foundation and technology platform steel column are can adjust the invention discloses one kind, the steel ring beam is box beam, and horizontal layout is in three-back-shaped, and integral installation is on concrete foundation；The pressure testing machine is installed on the concrete foundation of three-back-shaped centre, technology platform steel column is arranged on steel ring beam upper surface, stable horizontal support is provided for pressure testing machine, technology platform steel column is provided with adjustable for height horizontal loading apparatus, horizontal loading apparatus includes cast-steel separator, load cylinder and shear plate, cast-steel separator forms stable sliding pair with technology platform steel column, load cylinder is fixedly mounted on cast-steel separator, shear plate is arranged on the free external part of load cylinder, for providing lateral load to component to be tested on pressure testing machine.Stability Analysis of Structures of the present invention, energy automotive resistance side force formation self-balancing system, adapts to the test needs of various shapes component, favorable expandability.
Description
Technical field
The invention belongs to technical field of structural engineering, it is related to the constructional device that set carries out Function Extension to pressure testing machine,
It is specifically related to a kind of to can adjust pressing-shearing combined pilot system technology platform.
Background technology
Existing pressure testing machine can only provide vertical pressure to experiment test specimen, it is impossible to provide test specimen horizontal shear, right
The multi-angle load of test specimen, which applies, can not also realize.And in the examination of the large scale structure test specimen such as Complicated Steel node, rood beam Combined Loading
When testing, test specimen is while vertical pressure is born, in addition it is also necessary to apply the tension and compression load of horizontal shear or different angles to test specimen.
These, which are tested, can not all be carried out on existing pressure testing machine, it is necessary to which construction technique platform coordinates with testing machine carries out compound add
Carry experiment.
The content of the invention
Current pressure is solved it is an object of the invention to provide a kind of strong pressing-shearing combined pilot system technology platform of autgmentability
Scissor test platform feature Single-issue, another object of the present invention is to provide one kind can treat test member apply stablize lateral
The vertical load test platform of load.Pressure testing machine typically uses modular construction, and function is already had accounted at the beginning of design
Autgmentability.The present invention coordinates pressure testing machine host machine part to devise a set of horizontal addload system (shearing and friction), steel column, circle
Beam and installation foundation, consider the large scale structure test specimen combined loading test function such as Complicated Steel node, rood beam during design, and
The convenience of different tests power and energy.
In order to solve the above-mentioned technical problem, the technical solution adopted by the present invention is：
One kind can adjust pressing-shearing combined pilot system technology platform, it is characterised in that：Including steel ring beam, pressure testing machine,
Concrete foundation and technology platform steel column, the steel ring beam are box beam, and horizontal layout is in three-back-shaped, and steel ring beam is integrally pacified
On concrete foundation；The pressure testing machine is installed on the concrete foundation of three-back-shaped centre, the technology platform steel column
Installed in the upper surface of steel ring beam, stable horizontal support is provided for pressure testing machine, the technology platform steel column is provided with height
Adjustable horizontal loading apparatus is spent, the horizontal loading apparatus includes cast-steel separator, load cylinder and replaceable shear plate, institute
State cast-steel separator and form stable sliding pair with technology platform steel column, load cylinder is fixedly mounted on cast-steel separator, described to cut
Cutting plate is arranged on the free external part of load cylinder, for providing lateral load to component to be tested on pressure testing machine.
As an improvement, the technology platform steel column has two, two technology platform steel column opposite sides be respectively equipped with one it is recessed
Groove track, the cast-steel separator both sides of the horizontal loading apparatus are respectively equipped with can be in two technology platform steel column opposite side groove tracks
The linear roller bearing slided in road, is provided with load transducer between the free external part and shear plate of the load cylinder.
As an improvement, the top board and lower platen of the pressure testing machine are respectively equipped with two stretched out to technology platform steel column
Root inter-tie, inter-tie is provided with adjustable bolt by technology platform steel column one end, and the adjustable bolt can be with technology platform
Steel column offsets, it is ensured that laterally offset does not occur for top board and lower platen.
As an improvement, the concrete foundation includes horizontal segment ground and the vertical section ground positioned at surrounding, the level
Section ground uses in two-layer two-way reinforcement, horizontal segment ground to be provided with before pouring into a mould to be strengthened stable channel-section steel and installs pressure testing machine
Pre-embedded bolt, the channel-section steel is weldingly connected with two-layer two-way reinforcement, and pre-embedded bolt is weldingly fixed in steel cylinder, the steel
Cylinder is respectively welded on channel-section steel and two-layer two-way reinforcement, then pours into a mould horizontal segment ground, and the vertical section ground is used to install
Fixed steelring beam, is also used before the cast of vertical section ground in two-layer two-way reinforcement, and configuration level lacing wire, the vertical section ground
Provided with the anchor bar being connected with steel ring beam.
As an improvement, the steel ring beam is hollow beam, ribbed stiffener is provided with steel ring beam, ribbed stiffener is provided with to be passed through for people
Manhole, the manhole passed in and out for people also is provided with steel ring beam corner, is available for personnel to come in and go out and steel ring beam and is walked about inside steel ring beam,
Steel ring beam is provided with multiple equally distributed fixing holes, and the fixing hole is used to install accessory needed for experiment.
As an improvement, multiple symmetrical horizontal transmission rods are provided between the steel ring beam surrounding and pressure testing machine,
The multiple symmetrical horizontal transmission rod is used to pressure testing machine is more firmly fixed.
It is easy to observation and operation protection personnel as an improvement, being provided between at the top of the pressure testing machine and surrounding steel ring beam
The removable cover of safety.
As an improvement, the technology platform steel column contacts the guiding that side is provided with low-friction coefficient with top board and lower platen
Plate, the guide plate is polyfluortetraethylene plate or mirror face stainless steel plate.
As an improvement, the electric lift that the technology platform steel column moves up and down provided with driving horizontal loading apparatus.
The beneficial effects of the invention are as follows：
Horizontal loading apparatus arrangement for adjusting height is designed with the present invention, while horizontal load is born, facilitates level
Loading device is lifted and is oriented to.Horizontal loading apparatus adjustable height can meet the experiment of long beam column class test specimen combined compression-shear loading and
Rood beam specimen test needs.Anti-dropping safety device ensures that horizontal loading apparatus does not drop in handling test specimen and process of the test.
Also contain various t.as in compression shear system to meet different tests project needs.
Pressure testing machine, horizontal loading apparatus and technology platform steel column formation self-balancing system in present invention design.It is full
Sufficient beam column class test specimen combined compression-shear loading test requirements document, in process of the test, pressure testing machine on beam column class test specimen to applying water
While flat power, a reaction force equal in magnitude, in opposite direction is produced to technology platform steel column.This reaction force is just
The horizontal force being delivered to test specimen at top board and lower platen is offseted, and realizes self-balancing.For in theory, pressure testing machine and
Technology platform steel column will not be influenceed by horizontal load and produce flexural deformation.
Steel ring beam is connected and fixed to pressure testing machine with concrete foundation in present invention design.In view of entering
Row rood beam test specimen bend combined loading test when pressure testing machine may by level to or vertical load, in pressure testing machine
Bottom devises attachment means, and pressure testing machine reinforcing is fixed in concrete foundation and steel ring beam by horizontal transmission rod.
The main feature of the present apparatus has：
1st, pressure test function is coordinated to carry out complicated multidirectional forces experiment, the experiment of beam column class test specimen combined compression-shear loading and cross
Beam test specimen bends combined loading test etc.；
2nd, horizontal loading apparatus possesses arrangement for adjusting height, facilitates and is lifted and be oriented to, and has anti-dropping safety device to enter
Row protection；
3rd, pressure testing machine, horizontal loading apparatus and technology platform steel column formation self-balancing system, pressure testing machine main body
It will not be influenceed by horizontal load；
4th, steel ring beam and concrete foundation are connected and fixed to pressure testing machine, may to offset experiment machine host
By level to or vertical load.
Brief description of the drawings
Fig. 1 is overall structure diagram of the present invention.
Fig. 2 is pressure testing machine structural representation of the present invention.
Fig. 3 is overall structure top view of the present invention.
Fig. 4 is horizontal loading apparatus front view.
Fig. 5 is horizontal loading apparatus top view.
Fig. 6 is technology platform steel column and steel ring beam front view.
Fig. 7 is technology platform steel column and steel ring beam dorsal view.
Fig. 8 is A-A sectional views in Fig. 6.
Fig. 9 is B-B sectional views in Fig. 6.
Figure 10 is steel ring beam plan.
Figure 11 is concrete foundation profile.
Figure 12 is removable cover schematic diagram on steel ring beam.
1- steel ring beams, 2- pressure testing machines, 3- technology platform steel columns, 4- concrete foundations, 5- horizontal loading apparatus, 6- castings
Gooseneck, 7- load cylinders, 8- shear plates, 9- linear roller bearings, 10- load transducers, 11- connecting cylinder pins, 12- bottoms
Seat, the main load cylinders of 13-, 14- support bars, 15- top boards, 16- lower platens, 17- fixed seats, 18- adjustable bolts, 19- test specimens,
20- two-layer two-way reinforcements, 21- bed courses, 22- pre-embedded bolts, the horizontal lacing wires of 23-, 24- anchor bars, 25- manholes, 26- is fixed
Hole, the horizontal transmission rods of 27-, 28- removable covers, 29- channel-section steels, 30- original pedestals, 31- original pedestal reinforcing bars.
Embodiment
The invention will be further described below in conjunction with the accompanying drawings.
One kind can adjust pressing-shearing combined pilot system technology platform, including steel ring beam 1, pressure testing machine 2, concrete foundation
4 and technology platform steel column 3, the steel ring beam 1 is box beam, and horizontal layout is in three-back-shaped, and the integral installation of steel ring beam 1 exists
On concrete foundation 4；The pressure testing machine 2 is installed on the concrete foundation 4 of three-back-shaped centre, the technology platform steel column 3
It is that pressure testing machine 2 provides stable horizontal support, the technology platform steel column 3 is provided with installed in the upper surface of steel ring beam 1
Adjustable for height horizontal loading apparatus 5, the horizontal loading apparatus 5 includes cast-steel separator 6, load cylinder 7 and replaceable cut
Cutting plate 8, the cast-steel separator 6 forms stable sliding pair, the cylinder body of load cylinder 7 in vertical direction with technology platform steel column 3
It is fixedly mounted on cast-steel separator 6, the shear plate 8 is arranged on the free external part of load cylinder 7, for pressure testing machine
Component to be tested provides lateral load on 2.The electricity that the technology platform steel column 3 moves up and down provided with driving horizontal loading apparatus 5
Dynamic lift, the electric lift precisely adjusts horizontal addload dress by electric lift located at the top of technology platform steel column 3
Put 5 height.
The shear plate 8 of the horizontal loading apparatus 5 is replaced by laminated rubber bearing, pot rubber bearing or spherical rubber
Bearing shear plate and friction plate etc. and beam column class test specimen combined compression-shear loading t.a etc., are realized by changing annex
Testing machine power and energy.
The technology platform steel column 3 has two, and two opposite sides of technology platform steel column 3 are respectively equipped with a grooved tracks,
The both sides of cast-steel separator 6 of the horizontal loading apparatus 5 are respectively equipped with can be in two opposite side grooved tracks of technology platform steel column 3
The linear roller bearing 9 of slip, is provided with load transducer 10 between the free external part and shear plate 8 of the load cylinder 7.
The pressure testing machine 2 includes base 12, main load cylinder 13, four support bars 14, top board 15, lower platens
16 and the fixed seat 17 positioned at top, four support bars 14 upper and lower ends respectively fix base 12 and fixed seat 17
The fixed support of pressure testing machine 2 is connected to form, four support bars 14 are threaded rod, and 15 4 angles of top board are enclosed on provided with four
A nut is respectively equipped with unthreaded hole on support bar, the support bar 14 of the unthreaded hole upper and lower at 15 4 angles of top board, by adjusting
Nut of the top board about 15 on supported on both sides bar 14 is saved, top board 15 is can adjust in the position of the vertical direction of support bar 14, institute
State lower platen 16 to be arranged on four support bars 14 by linear bearing, main load cylinder 13 is connected with the bottom of lower platen 16.
Base 12 is arranged on the horizontal segment ground of concrete foundation 4.
The top board 15 and lower platen 16 of the pressure testing machine 2 are respectively equipped with two stretched out to technology platform steel column 3
Inter-tie, inter-tie is provided with adjustable bolt 18 by the one end of technology platform steel column 3, and the adjustable bolt 18 can be flat with technology
Platform steel column offsets, it is ensured that laterally offset does not occur for top board 15 and lower platen 16.Adjustable bolt 18 and technology on lower platen 16
Platform steel column 3 thinks that contact position is provided with rolling bearing, and the adjustable bolt 18 ensures can relative skill in top board 15 and lower platen 16
Ensure that in loading laterally offset does not occur for top board 15 and lower platen 16 while art platform steel column 3 is freely up and down moved.
The concrete foundation 4 includes horizontal segment ground and the vertical section ground positioned at surrounding, and the horizontal segment ground is poured
It is provided with using two-layer two-way reinforcement 20 before note, in horizontal segment ground and strengthens stable channel-section steel 29 and the pre- of pressure testing machine 2 is installed
Bolt 22 is buried, the channel-section steel 29 is weldingly connected with two-layer two-way reinforcement 20, and pre-embedded bolt 22 is weldingly fixed in steel cylinder, institute
State steel cylinder to be respectively welded on channel-section steel 29 and two-layer two-way reinforcement 20, horizontal segment ground is then poured into a mould, in pressure testing machine 2
Base 12 when lifting, the appropriate adjustment horizontal level of pre-embedded bolt 22 aligns with the hole of the base 12 of pressure testing machine 2, uses spiral shell
Mother tightens bolt.Then it is slowly injected into fine sand slurry in steel cylinder, is passed to gap and fills up bottom and headroom.It is described
Vertical section ground is used to install fixed steelring beam 1, and two-layer two-way reinforcement is also used before the cast of vertical section ground, and configuration level is drawn
Provided with the anchor bar 24 being connected with steel ring beam 1 in muscle 23, the vertical section ground.
The steel ring beam 1 is hollow beam, and ribbed stiffener is provided with steel ring beam 1, and ribbed stiffener is provided with the manhole passed through for people,
It also is provided with entering for people the manhole 25 of maintenance on 1 four jiaos of steel ring beam, steel ring beam 1 is provided with multiple equally distributed fixing holes 26,
The fixing hole 26 is used for other required accessories of mounting technique platform steel column 3 or pressure testing machine 2, and a variety of tests, which can be achieved, to be needed
Ask.
Multiple symmetrical horizontal transmission rods 27 are provided between the surrounding of steel ring beam 1 and pressure testing machine 2, it is described many
Individual symmetrical horizontal transmission rod 27 is used to pressure testing machine 2 is more firmly fixed.
Removable cover 28 between the top of pressure testing machine 2 and surrounding steel ring beam 1, the removable cover 28 prevents personnel
Crash into foundation ditch, protect personal security, and facilitate observation and operation of the personnel to experiment test specimen.The removable cover 28 uses decorative pattern
Steel plate is made, and is divided into polylith, coordinates per block size with steel ring beam 1, and reinforcement is welded at every piece of back side.Every piece of removable cover 28 can be with
Independently it is fixed between steel ring beam 1 and pressure testing machine 2.Support is first made in melt pit before creative activity cover plate 28 (including perpendicular
To pole and horizontal stand).Support is fixedly secured to the horizontal segment ground in concrete foundation 4 with anchoring adhesive and expansion bolt
On, removable cover 28 is screwed on support, and every piece of removable cover 28 installs two handles, can individually dismantle, convenient
Testing machine is repaired.
The technology platform steel column 3 contacts the guide plate that side is provided with low-friction coefficient with top board 15 and lower platen 16,
The guide plate is polyfluortetraethylene plate or mirror face stainless steel plate.
Claims (9)
1. one kind can adjust pressing-shearing combined pilot system technology platform, it is characterised in that：Including steel ring beam, pressure testing machine, mix
Solidifying earth foundation and technology platform steel column, the steel ring beam are box beam, and horizontal layout is in three-back-shaped, steel ring beam integral installation
On concrete foundation；The pressure testing machine is installed on the concrete foundation of three-back-shaped centre, the technology platform steel column peace
Mounted in the upper surface of steel ring beam, stable horizontal support is provided for pressure testing machine, the technology platform steel column is provided with height
Adjustable horizontal loading apparatus, the horizontal loading apparatus includes cast-steel separator, load cylinder and replaceable shear plate, described
Cast-steel separator forms stable sliding pair with technology platform steel column, and load cylinder is fixedly mounted on cast-steel separator, the shearing
Plate is arranged on the free external part of load cylinder, for providing lateral load to component to be tested on pressure testing machine.
2. a kind of according to claim 1 can adjust pressing-shearing combined pilot system technology platform, it is characterised in that：The technology
Platform steel column has two, and two technology platform steel column opposite sides are respectively equipped with a grooved tracks, the horizontal loading apparatus
Cast-steel separator both sides are respectively equipped with the linear roller bearing that can be slided in two technology platform steel column opposite side grooved tracks, institute
State and load transducer is provided between the free external part of load cylinder and shear plate.
3. a kind of according to claim 1 can adjust pressing-shearing combined pilot system technology platform, it is characterised in that：The pressure
The top board and lower platen of testing machine are respectively equipped with two inter-ties stretched out to technology platform steel column, and inter-tie leans on technology
Platform steel column one end is provided with adjustable bolt, and the adjustable bolt can offset with technology platform steel column, it is ensured that top board and push
Laterally offset does not occur for plate.
4. a kind of according to claim 1 can adjust pressing-shearing combined pilot system technology platform, it is characterised in that：The coagulation
Soil base includes horizontal segment ground and the vertical section ground positioned at surrounding, is matched somebody with somebody before the horizontal segment ground cast using double-layer double-direction
Provided with the pre-embedded bolt strengthened stable channel-section steel with install pressure testing machine in muscle, horizontal segment ground, the channel-section steel is double with bilayer
It is weldingly connected to arrangement of reinforcement, pre-embedded bolt is weldingly fixed in steel cylinder, the steel cylinder is respectively welded at channel-section steel and bilayer
On two-way reinforcement, horizontal segment ground is then poured into a mould, the vertical section ground is used to install fixed steelring beam, the cast of vertical section ground
It is preceding also to use in two-layer two-way reinforcement, and configuration level lacing wire, the vertical section ground provided with the anchoring steel being connected with steel ring beam
Muscle.
5. a kind of according to claim 1 can adjust pressing-shearing combined pilot system technology platform, it is characterised in that：The steel ring
Beam is that ribbed stiffener is provided with hollow beam, steel ring beam, and ribbed stiffener is provided with the manhole passed through for people, and steel ring beam also is provided with corner
The manhole passed in and out for people, is available for personnel's discrepancy steel ring beam and is walked about inside steel ring beam, steel ring beam is uniformly distributed provided with multiple
Fixing hole, the fixing hole be used for install experiment needed for accessory.
6. a kind of according to claim 1 can adjust pressing-shearing combined pilot system technology platform, it is characterised in that：The steel ring
Multiple symmetrical horizontal transmission rods, the multiple symmetrical horizontal power transmission are provided between beam surrounding and pressure testing machine
Bar is used to pressure testing machine is more firmly fixed.
7. a kind of according to claim 1 can adjust pressing-shearing combined pilot system technology platform, it is characterised in that：The pressure
Provided with the removable cover for being easy to observation and operation protection personal security between at the top of testing machine and surrounding steel ring beam.
8. a kind of according to claim 3 can adjust pressing-shearing combined pilot system technology platform, it is characterised in that：The technology
Platform steel column contacts the guide plate that side is provided with low-friction coefficient with top board and lower platen, and the guide plate is polytetrafluoroethylene (PTFE)
Plate or mirror face stainless steel plate.
9. a kind of according to claim 1 can adjust pressing-shearing combined pilot system technology platform, it is characterised in that：The technology
The electric lift that platform steel column moves up and down provided with driving horizontal loading apparatus.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201710465682.7A CN107063896B (en) | 2017-06-19 | 2017-06-19 | Adjustable pressure is cut integrated test system technical platform |
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|---|---|---|---|
| CN201710465682.7A CN107063896B (en) | 2017-06-19 | 2017-06-19 | Adjustable pressure is cut integrated test system technical platform |
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| CN107063896B CN107063896B (en) | 2023-06-06 |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107560945A (en) * | 2017-08-25 | 2018-01-09 | 浙江大学 | The composite board performance testing device and its method of testing of compression shear power Combined Loading |
| CN108303318A (en) * | 2018-02-01 | 2018-07-20 | 塔里木大学 | A kind of device and method of test eccentric compression concrete durability |
| CN108318338A (en) * | 2018-02-01 | 2018-07-24 | 塔里木大学 | A kind of device and method of test stretching and cyclic bending concrete durability |
| CN109520866A (en) * | 2019-01-25 | 2019-03-26 | 河南交院工程技术有限公司 | A kind of compression shear test device |
| CN110308049A (en) * | 2019-07-18 | 2019-10-08 | 天水红山试验机有限公司 | Multidimensional loads comprehensive test system |
| CN112213211A (en) * | 2020-10-26 | 2021-01-12 | 中国人民解放军军事科学院国防工程研究院工程防护研究所 | Self-balancing structure for medium-high pressure explosive load generator |
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| CN110308049A (en) * | 2019-07-18 | 2019-10-08 | 天水红山试验机有限公司 | Multidimensional loads comprehensive test system |
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| CN112213211B (en) * | 2020-10-26 | 2024-02-13 | 中国人民解放军军事科学院国防工程研究院工程防护研究所 | Self-balancing structure for medium-high pressure explosion load generator |
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