CN110530733A - The MPC composite materials property experimental provision and method of different temperatures environment - Google Patents
The MPC composite materials property experimental provision and method of different temperatures environment Download PDFInfo
- Publication number
- CN110530733A CN110530733A CN201910802026.0A CN201910802026A CN110530733A CN 110530733 A CN110530733 A CN 110530733A CN 201910802026 A CN201910802026 A CN 201910802026A CN 110530733 A CN110530733 A CN 110530733A
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- displacement
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- fixture
- different temperatures
- mpc composite
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- 239000002131 composite material Substances 0.000 title claims abstract description 53
- 238000000034 method Methods 0.000 title abstract description 7
- 238000006073 displacement reaction Methods 0.000 claims abstract description 125
- 238000012360 testing method Methods 0.000 claims abstract description 43
- 230000007246 mechanism Effects 0.000 claims abstract description 35
- 230000008859 change Effects 0.000 claims abstract description 7
- 238000010438 heat treatment Methods 0.000 claims description 14
- 238000005057 refrigeration Methods 0.000 claims description 12
- 229910000831 Steel Inorganic materials 0.000 claims description 8
- 239000010959 steel Substances 0.000 claims description 8
- 238000002474 experimental method Methods 0.000 claims description 6
- 239000004065 semiconductor Substances 0.000 claims description 3
- 238000001816 cooling Methods 0.000 claims 1
- 238000005259 measurement Methods 0.000 abstract 1
- 239000000463 material Substances 0.000 description 6
- 230000002742 anti-folding effect Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 5
- 238000012669 compression test Methods 0.000 description 4
- 230000006835 compression Effects 0.000 description 3
- 238000007906 compression Methods 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000002787 reinforcement Effects 0.000 description 2
- 238000011160 research Methods 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000010881 fly ash Substances 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 238000011056 performance test Methods 0.000 description 1
- 239000004814 polyurethane Substances 0.000 description 1
- 229920002635 polyurethane Polymers 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
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
- G01N3/02—Details
-
- 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
- G01N3/04—Chucks
-
- 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
- G01N3/18—Performing tests at high or low temperatures
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/0014—Type of force applied
- G01N2203/0016—Tensile or compressive
- G01N2203/0019—Compressive
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/0058—Kind of property studied
- G01N2203/006—Crack, flaws, fracture or rupture
- G01N2203/0067—Fracture or rupture
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/02—Details not specific for a particular testing method
- G01N2203/022—Environment of the test
- G01N2203/0222—Temperature
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/02—Details not specific for a particular testing method
- G01N2203/06—Indicating or recording means; Sensing means
- G01N2203/0641—Indicating or recording means; Sensing means using optical, X-ray, ultraviolet, infrared or similar detectors
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/02—Details not specific for a particular testing method
- G01N2203/06—Indicating or recording means; Sensing means
- G01N2203/067—Parameter measured for estimating the property
- G01N2203/0682—Spatial dimension, e.g. length, area, angle
Abstract
The invention discloses the MPC composite materials property experimental provisions and method of different temperatures environment, including temperature control device, displacement mechanism, pressure plate, fixture, displacement meter, bearing plate and control unit, control unit is electrically connected displacement meter, temperature control device and displacement mechanism；Displacement mechanism includes the first displacement portion that can be advanced in opposite direction and second displacement portion, and the first displacement portion is fixedly connected with pressure plate, and second displacement portion is fixedly connected with bearing plate, bearing plate jockey, at a distance from bearing plate and the bottom side of displacement mechanism are kept fixed；Temperature control device can change the temperature of position fixture side；The MPC composite material test piece or bearing plate that displacement meter can be clamped with fixture offset, and after the MPC composite material test piece and pressure plate of fixture clamping offset, displacement meter sends its data measured to control unit.The present invention can do the mechanical property of the MPC composite material test piece in the case of measurement different temperatures.
Description
Technical field
The present invention relates to civil engineering material performance test fields, specifically, being related to the MPC composite wood of different temperatures environment
Expect mechanical property experiment device and method.
Background technique
MPC composite material is using polyurethane as matrix, and flyash is the composite material of reinforcement, as a kind of emerging bridge
Reinforcement material, superior performance can be widely used in Bridges in Our Country reinforcing cause.But also for the research of the new material
Not deeply, research has shown that, the mechanical property of MPC composite material be affected by temperature it is larger, and at high temperature MPC composite material have
Standby higher flexibility, test block generate biggish transversely deforming.It has been recognised by the inventors that existing test equipment can only test test specimen at room temperature
Failing load, for the failing load of MPC composite material at different temperatures, test specimen is generated under different temperatures and load action
Vertical displacement and the relationship of lateral displacement can not all measure.
Summary of the invention
Experimental mechanics of materials performance can not be measured at multiple temperature not for existing MPC composite material experimental provision
Foot, the present invention is intended to provide the MPC composite materials property experimental provision and method of a kind of different temperatures environment, by quantitative
Temperature control realize under various temperature MPC composite materials property test.
The first object of the present invention is to provide a kind of MPC composite materials property experimental provision of different temperatures environment.
The second object of the present invention is to provide a kind of MPC composite materials property experimental method of different temperatures environment.
For achieving the above object, the invention discloses following technical proposals:
The invention discloses the MPC composite materials property experimental provisions of different temperatures environment, including temperature control first
Mechanism, displacement mechanism, pressure plate, fixture, displacement meter, bearing plate and control unit processed, control unit are electrically connected displacement meter, temperature
Control mechanism and displacement mechanism；Displacement mechanism includes the first displacement portion that can be advanced in opposite direction and second displacement portion, and
One displacement portion is fixedly connected with pressure plate, and second displacement portion is fixedly connected with bearing plate, bearing plate jockey, bearing plate and displacement machine
The distance that the bottom side of structure is kept fixed；Temperature control device can change the temperature of position fixture side；
The MPC composite material test piece or bearing plate that displacement meter can be clamped with fixture offset, when the MPC of fixture clamping is compound
After material test specimen and pressure plate offset, displacement meter sends its data measured to control unit.
Further, institute's displacement mechanism, pressure plate, fixture, displacement meter are set to box house, the temperature control device
Including heating part and refrigeration section, heating part and refrigeration section are mounted on box house.
Further, the heating part is resistance wire, infrared lamp or radiator, and the refrigeration section is cryogen vessel, pressure
Contraction cooler or semiconductor chilling plate.
Further, first displacement portion and the second displacement portion are reciprocating mechanism, first displacement portion
Including multiple, first displacement portion is located between several described second displacement portions.
Further, first displacement portion uses a jack, and the second displacement portion uses two jack.
Further, the fixed overarm in the mobile terminal for two jack that the second displacement portion uses, pressure plate are fixed on
Overarm.
Further, the displacement meter includes in X to the first displacement meter of setting and the second displacement meter being arranged in Y-direction, and the
The MPC composite material test piece that one displacement meter can be clamped with fixture offsets, and second displacement meter can offset with bearing plate bottom side.
Further, the fixture includes cuboid block, and the top surface of cuboid block opens up groove, and the two of the groove of cuboid block
Side is installed by steel magnetic stripe.The bottom surface mounting protrusion of cuboid block, the bearing plate include the second plate, and the top surface of the second plate is equipped with
The groove that can agree with fixture bottom surface protrusion.
Further, the pressure plate includes the first plate, and the top surface of the first plate connects a second vertically arranged plate,
Second plate opens up aperture；The bottom side of first plate is installed by steel magnetic stripe.
Secondly, the invention discloses the MPC composite materials property experimental method of different temperatures environment, including following step
It is rapid:
The time that setting is preheated or be pre-chilled using temperature control device, make displacement mechanism, pressure plate, fixture, displacement meter holds
The temperature of pressing plate side is constant；
MPC composite material test piece to be tested is placed in fixture；
Etc. temperature when reaching set temperature again and keeping constant, start displacement mechanism, controller is collected to be measured by displacement
The data measured.
Compared with prior art, the present invention achieve it is following the utility model has the advantages that
1) in the present invention, the test of MPC composite material test piece can be carried out under different temperature environments, and energy
The relationship of MPC composite material test piece generates under different temperatures and load action vertical displacement and lateral displacement can also be enough obtained,
To solve the problems, such as can not to measure at different temperatures in existing MPC composite material test piece test.
2) in the present invention, fixture is used for the fixation of MPC composite material test piece, loading plate, pressure plate, which all has, to be convenient for
The feature of installation and removal, this aspect is convenient for being cleared up after the test of MPC composite material test piece, on the other hand convenient for more
Change the element of different size.
3) in the present invention, MPC composite material test piece is kept the temperature using cabinet, and at the same time being equipped with heating mechanism and system
Cold structure can change the intracorporal temperature of case in a relatively short period of time, consequently facilitating the quick development of experiment.
4) in the present invention, using bearing plate as connector connection jack and fixture, in order to by fixture removably
It is installed on jack.
5) in the present invention, traditional direct current output displacement sensor is can be used in displacement meter, and laser displacement also can be used
Sensor, sufficiently to adapt to different experimental situations.
Detailed description of the invention
The Figure of description for constituting a part of the invention is used to provide further understanding of the present invention, and of the invention shows
Examples and descriptions thereof are used to explain the present invention for meaning property, does not constitute improper limitations of the present invention.
Fig. 1 is the general illustration of the device in embodiment 1,
Fig. 2 is the schematic diagram of the fixture in embodiment 1,
Fig. 3 is the anti-folding test specimen pressure plate schematic diagram in embodiment 1,
Fig. 4 is the bearing plate schematic diagram in embodiment 1,
Fig. 5 is the resistance to compression test specimen pressure plate schematic diagram in embodiment 1,
Fig. 6 is the device controller schematic diagram in embodiment 1.
In figure, 1, cabinet；2, refrigeration section；3, heating part；4, crossbeam；5, telescopic rod；61, the first jack；62, the 2000th
Jin top；63, third jack；7, anti-folding test specimen pressure plate；8, X is to displacement meter；9, fixture；10, MPC composite material test piece；11,
Control cabinet；12, data line；13, operation planar；14, computer display screen；15, host computer；16, bearing plate；17, steel magnetic
Item；18, aperture；19, resistance to compression test specimen bearing plate；20, resistance to compression test specimen pressure plate；21, jacking equipment indicator light；22, case shape
State indicator light；23, X is to displacement meter indicator light；24, temperature display；25, it switchs；26, protrusion, 27, groove.
Specific embodiment
It is noted that following detailed description is all illustrative, it is intended to provide further instruction to the present invention.Unless another
It indicates, all technical and scientific terms used herein has usual with general technical staff of the technical field of the invention
The identical meanings of understanding.
It should be noted that term used herein above is merely to describe specific embodiment, and be not intended to restricted root
According to exemplary embodiments of the present invention.As used herein, unless the context clearly indicates otherwise, otherwise singular
Also it is intended to include plural form, additionally, it should be understood that, when in the present specification using term "comprising" and/or " packet
Include " when, indicate existing characteristics, step, operation, device, component and/or their combination.
As described in background, it can not measure for existing MPC composite material experimental provision and be tested at multiple temperature
The deficiency of material mechanical performance, the present invention is intended to provide a kind of MPC composite materials property of different temperatures environment tests dress
It sets and method, is realized by quantitative temperature control and the MPC composite materials property under various temperature is tested, now in conjunction with
The drawings and specific embodiments are further illustrated the present invention.
Embodiment 1
The MPC composite materials property experimental provision of different temperatures environment, including temperature control device, displacement mechanism,
Pressure plate, fixture 9, displacement meter, bearing plate 16 and control unit, control unit are electrically connected displacement meter and temperature control device；Position
Telephone-moving structure includes the first displacement portion that can be advanced in opposite direction and second displacement portion, and the first displacement portion is fixedly connected with pressurization
Plate, second displacement portion are fixedly connected with bearing plate 16,16 jockey 9 of bearing plate, the bottom side holding of bearing plate 16 and displacement mechanism
Fixed distance；Temperature control device can change displacement mechanism, pressure plate, fixture 9, displacement meter, the temperature of 16 side of bearing plate
Degree；
The MPC composite material test piece 10 or bearing plate 16 that displacement meter can be clamped with fixture 9 offset, and clamp when fixture 9
After MPC composite material test piece 10 and pressure plate offset, displacement meter sends its data measured to control unit.
Specifically, institute's displacement mechanism, pressure plate, fixture 9, displacement meter is set in order to realize certain heat insulation effect
Inside cabinet 1, the temperature control device includes heating part 3 and refrigeration section 2, and heating part 3 and refrigeration section 2 are mounted on cabinet 1
It is internal.
It is understood that the cabinet 1 is the cabinet 1 with insulating layer.
In the present embodiment, the heating part 3 is resistance wire, and in other embodiments, heating part 3 can also use infrared
Line lamp or radiator, in this embodiment, the refrigeration section 2 are cryogen vessel, and in other embodiments, refrigeration section 2 can be with
Using compression refrigerator or semiconductor chilling plate.
First displacement portion and the second displacement portion are reciprocating mechanism, and first displacement portion includes more
A, first displacement portion is located between several described second displacement portions；In the present embodiment, first displacement portion uses
One jack, the second displacement portion use two jack, the movement for two jack that the second displacement portion uses
The fixed overarm in end, pressure plate are fixed on overarm.
It is understood that in other embodiments, the second displacement portion can also use one or three jack,
To enhance the ability moved downward in second displacement portion.
The displacement meter includes in X to the first displacement meter of setting and in the second displacement meter of Y-direction setting, the first displacement meter
The MPC composite material test piece 10 that can be clamped with fixture 9 offsets, and second displacement meter can offset with 16 bottom side of bearing plate.At this
In embodiment, the first displacement meter uses traditional direct current output displacement sensor, and second displacement sensor is passed using laser displacement
Sensor.
The fixture 9 includes cuboid block, and the top surface of cuboid block opens up groove 27, the two sides of the groove 27 of cuboid block
Steel magnetic stripe 17 is installed.For the ease of disassembly installation, to provide different test environment and corollary equipment, the bottom surface peace of cuboid block
Protrusion 26 is filled, the bearing plate 16 includes the second plate, and the top surface of the second plate is equipped with and can agree with 9 bottom surface protrusion 26 of fixture
Groove 27, thus, specifically can be detachably connected with the second plate.
The pressure plate includes the first plate, and the top surface of the first plate connects a second vertically arranged plate, the second plate
Part opens up aperture 18；The bottom side of first plate can install steel magnetic stripe 17.As shown in figure 3, when steel is installed in the bottom side of the first plate
When magnetic stripe 17, then pressure plate is tested for executing anti-reckon the actual amount after a discount；As shown in figure 5, then pressure plate is used when the bottom side of the first plate is smooth
In execution crush test.
In the present embodiment, the experimental provision further includes operation panel, and the operation panel is placed in the outside of cabinet 1,
Described control unit can be placed in operation panel.
It is understood that described control unit includes control cabinet 11 and collects, the PC of processing data, the control
Case 11 is electrically connected displacement meter, temperature control device and displacement mechanism, control cabinet 11 and is equipped with jacking equipment indicator light 21, cabinet
Status indicator lamp 22, X judge the use feelings of instrument by indicator light to displacement meter indicator light 23, temperature display 24, switch 25
Condition；For switch 25 by wire connecting power, switch 25 passes through jacking equipment indicator light 21, cabinet status indicator lamp 22, X to position
It moves meter indicator light 23 and is separately connected displacement mechanism, temperature control device, X to displacement meter 8.
It is understood that the temperature control device further includes temperature sensor, temperature sensor is set in cabinet 1,
Temperature sensor is electrically connected controller, controller electrical connection and driving temperature display screen 2424, while may also be noted that control
Device processed is also connected with heating mechanism and refrigeration mechanism, to control opening and closing and the operation power of heating mechanism and refrigeration mechanism.
It should be noted that Fig. 1, Fig. 3 and Fig. 5 are please referred to, since the compression strength of MPC composite material is strong much larger than anti-folding
Degree is accurate test results, is distributed in the numerical value of test probably within 1/3-the 2/3 of range, and it is strong that equipment tests the anti-folding of test specimen
When spending, using anti-folding test specimen pressure plate 7 as shown in Figure 3, two sides jack traction crossbeam 4 is moved down；Test test specimen resistance to compression
When intensity, using resistance to compression test specimen pressure plate 20 as shown in Figure 5, intermediate jack release is moved up.
It is understood that jack used in the present embodiment is numerical control jack.
Embodiment 2
The MPC composite materials property experimental method of different temperatures environment, comprising the following steps:
The time that setting is preheated or be pre-chilled using temperature control device, make displacement mechanism, pressure plate, fixture 9, displacement meter,
The temperature of 16 side of bearing plate is constant；
MPC composite material test piece 10 to be tested is placed in fixture 9；
Etc. temperature when reaching set temperature again and keeping constant, start displacement mechanism, controller is collected to be measured by displacement
The data measured.
The foregoing is only a preferred embodiment of the present invention, is not intended to restrict the invention, for the skill of this field
For art personnel, the invention may be variously modified and varied.All within the spirits and principles of the present invention, made any to repair
Change, equivalent replacement, improve etc., it should all be included in the protection scope of the present invention.
Claims (10)
1. the MPC composite materials property experimental provision of different temperatures environment, which is characterized in that including temperature control device,
Displacement mechanism, pressure plate, fixture, displacement meter, bearing plate and control unit, control unit are electrically connected displacement meter, temperature controller
Structure and displacement mechanism；Displacement mechanism includes the first displacement portion that can be advanced in opposite direction and second displacement portion, the first displacement
Portion is fixedly connected with pressure plate, and second displacement portion is fixedly connected with bearing plate, bearing plate jockey, the bottom of bearing plate and displacement mechanism
The distance that side is kept fixed；Temperature control device can change the temperature of position fixture side；
The MPC composite material test piece or bearing plate that displacement meter can be clamped with fixture offset, when the MPC composite material of fixture clamping
After test specimen and pressure plate offset, displacement meter sends its data measured to control unit.
2. the MPC composite materials property experimental provision of different temperatures environment as described in claim 1, which is characterized in that
Institute's displacement mechanism, pressure plate, fixture, displacement meter are set to box house, and the temperature control device includes heating part and system
Cold portion, heating part and refrigeration section are mounted on box house.
3. the MPC composite materials property experimental provision of different temperatures environment as claimed in claim 2, which is characterized in that
The heating part is resistance wire, infrared lamp or radiator, and the refrigeration section is cryogen vessel, compresses refrigerator or semiconductor
Cooling piece.
4. the MPC composite materials property experimental provision of different temperatures environment as described in claim 1, which is characterized in that
First displacement portion and the second displacement portion are reciprocating mechanism, first displacement portion include it is multiple, described
One displacement portion is located between several described second displacement portions.
5. the MPC composite materials property experimental provision of different temperatures environment as described in claim 1 or 4, feature exist
In first displacement portion uses a jack, and the second displacement portion uses two jack.
6. the MPC composite materials property experimental provision of different temperatures environment as claimed in claim 5, which is characterized in that
The fixed overarm in the mobile terminal for two jack that the second displacement portion uses, pressure plate are fixed on overarm.
7. the MPC composite materials property experimental provision of different temperatures environment as described in claim 1, which is characterized in that
The displacement meter includes in X to the first displacement meter of setting and the second displacement meter being arranged in Y-direction, and the first displacement meter can be with folder
The MPC composite material test piece of tool clamping offsets, and second displacement meter can offset with bearing plate bottom side.
8. the MPC composite materials property experimental provision of different temperatures environment as described in claim 1, which is characterized in that
The fixture includes cuboid block, and the top surface of cuboid block opens up groove, and steel magnetic stripe is installed in the two sides of the groove of cuboid block.It is long
The bottom surface mounting protrusion of cube block, the bearing plate include the second plate, and the top surface of the second plate is equipped with can be with fixture bottom surface
The groove that protrusion is agreed with.
9. the MPC composite materials property experimental provision of different temperatures environment as described in claim 1, which is characterized in that
The pressure plate includes the first plate, and the top surface of the first plate connects a second vertically arranged plate, and the second plate opens up out
Hole；The bottom side of first plate is installed by steel magnetic stripe.
10. the MPC composite materials property experimental method of different temperatures environment as claimed in any one of claims 1 to 9 wherein,
Characterized by comprising the following steps:
The time that setting is preheated or be pre-chilled using temperature control device, make displacement mechanism, pressure plate, fixture, displacement meter, bearing plate
The temperature of side is constant；
MPC composite material test piece to be tested is placed in fixture；
Etc. temperature when reaching set temperature again and keeping constant, start displacement mechanism, controller collection is measured by displacement meter
The data arrived.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910802026.0A CN110530733A (en) | 2019-08-28 | 2019-08-28 | The MPC composite materials property experimental provision and method of different temperatures environment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910802026.0A CN110530733A (en) | 2019-08-28 | 2019-08-28 | The MPC composite materials property experimental provision and method of different temperatures environment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110530733A true CN110530733A (en) | 2019-12-03 |
Family
ID=68664798
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910802026.0A Pending CN110530733A (en) | 2019-08-28 | 2019-08-28 | The MPC composite materials property experimental provision and method of different temperatures environment |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116660309A (en) * | 2023-07-31 | 2023-08-29 | 德阳市重装检测有限责任公司 | Device and method for measuring thermal-cold deformation performance of material in real time |
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| CN102944478A (en) * | 2012-11-13 | 2013-02-27 | 河海大学 | Temperature-humidity-stress-chemical coupling test platform for porous dielectric material |
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| CN105784491A (en) * | 2016-03-10 | 2016-07-20 | 清华大学 | Cement-based material compression creep testing device |
| CN206920243U (en) * | 2017-05-23 | 2018-01-23 | 湖北工业大学 | A kind of uniaxial compression test device |
| CN108645697A (en) * | 2018-05-14 | 2018-10-12 | 西南科技大学 | A kind of small sample mechanical property testing system for nuclear structural materials |
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2019
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| CN102944478A (en) * | 2012-11-13 | 2013-02-27 | 河海大学 | Temperature-humidity-stress-chemical coupling test platform for porous dielectric material |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN116660309A (en) * | 2023-07-31 | 2023-08-29 | 德阳市重装检测有限责任公司 | Device and method for measuring thermal-cold deformation performance of material in real time |
| CN116660309B (en) * | 2023-07-31 | 2023-10-03 | 德阳市重装检测有限责任公司 | Method for measuring thermal-cold deformation performance of material in real time |
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