CN104749350A - Testing machine for monitoring heat-electricity-flow-force coupling behavior in cement-based material solidification process - Google Patents
Testing machine for monitoring heat-electricity-flow-force coupling behavior in cement-based material solidification process Download PDFInfo
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- CN104749350A CN104749350A CN201510126157.3A CN201510126157A CN104749350A CN 104749350 A CN104749350 A CN 104749350A CN 201510126157 A CN201510126157 A CN 201510126157A CN 104749350 A CN104749350 A CN 104749350A
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- 238000012360 testing method Methods 0.000 title claims abstract description 62
- 239000000463 material Substances 0.000 title claims abstract description 26
- 239000004568 cement Substances 0.000 title claims abstract description 20
- 238000012544 monitoring process Methods 0.000 title claims abstract description 20
- 238000007711 solidification Methods 0.000 title abstract 4
- 230000008023 solidification Effects 0.000 title abstract 4
- 230000008878 coupling Effects 0.000 title abstract 2
- 238000010168 coupling process Methods 0.000 title abstract 2
- 238000005859 coupling reaction Methods 0.000 title abstract 2
- 238000000034 method Methods 0.000 title abstract 2
- 239000002184 metal Substances 0.000 claims abstract description 12
- 238000007596 consolidation process Methods 0.000 claims description 24
- 230000001808 coupling effect Effects 0.000 claims description 18
- 239000011120 plywood Substances 0.000 claims description 18
- 238000005259 measurement Methods 0.000 claims description 11
- 230000007246 mechanism Effects 0.000 claims description 8
- 239000004575 stone Substances 0.000 claims description 7
- 230000002093 peripheral effect Effects 0.000 claims description 5
- 208000005168 Intussusception Diseases 0.000 claims description 3
- 230000008859 change Effects 0.000 abstract description 10
- 230000001550 time effect Effects 0.000 abstract description 5
- 238000011160 research Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000000994 depressogenic effect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000523 sample Substances 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
- Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
Abstract
The invention discloses a testing machine for monitoring a heat-electricity-flow-force coupling behavior in a cement-based material solidification process. The testing machine comprises a metal frame, wherein the metal frame comprises four threaded supports; an upper plate, a moving plate and a lower plate are sequentially arranged on the threaded supports from top to bottom and are fixedly limited by virtue of seven layers of nuts; a test piece measuring device is arranged on the lower plate; the test piece measuring device comprises an outer cylinder, an inner cylinder and a piston; a test piece is arranged in the inner cylinder; an axial load pressure sensor is arranged on the moving plate; an axial load pressurization device is fixedly arranged on the upper plate; a temperature sensor, a resistivity sensor and a lateral pressure sensor are arranged on the wall of the inner cylinder; and an upper drainage pipe and a lower drainage pipe are arranged on the top and at the bottom of the inner cylinder. According to the testing machine disclosed by the invention, constant high pressure can be maintained for a long time, the observation data change in the whole test cycle can be simultaneously measured, and the solidification characteristics of a solidification material under the pressure condition and the characteristic change of the material on the time effect are conveniently researched.
Description
Technical field
The present invention relates to a kind of rock-soil mechanics and engineering test unit, particularly relate to heat-electricity-stream-force coupling action behavior test machine in a kind of monitoring cement-based material consolidation process.
Background technology
For the research consolidation characteristics of cementing material in the situation with pressure and characteristic variations in time effect thereof, can design and a kind ofly can keep high constant voltage in a long time and the consolidation characteristics of cementing material in situation with pressure and the characteristic variations in time effect thereof are studied in the observation data change that can simultaneously record within the whole test period.There is no this type of testing equipment at present to occur.
Summary of the invention
The object of this invention is to provide a kind of can keep high constant voltage in a long time and can record simultaneously within the whole test period observation data change monitoring cement-based material consolidation process in heat-electricity-stream-force coupling action behavior test machine.
The object of the invention is to be achieved through the following technical solutions:
Heat-electricity-stream-force coupling action behavior test machine in monitoring cement-based material consolidation process of the present invention, comprise metal framework, described metal framework comprises 4 thread pillars, described thread pillar is provided with top plate from top to bottom successively, trap and lower plywood, the lower end of described thread pillar is provided with one deck nut, on described thread pillar the below of described lower plywood and above be respectively equipped with two layers of nut and three layers of nut, on described thread pillar the below of described trap and above be respectively equipped with four layers of nut and five layers of nut, on described thread pillar the below of described top plate and above be respectively equipped with six layers of nut and seven layers of nut,
The top of described lower plywood is provided with test specimen measurement mechanism, described test specimen measurement mechanism comprises urceolus and the inner core of mutual intussusception, in described inner core, test specimen is housed, piston is equipped with on top at test specimen in described inner core, the upper end of described piston is against on described trap, the top of described trap is provided with axial load pressure transducer, described top plate is fixed with axial load pressue device, and the pressure rod of described axial load pressue device is against on described axial load pressure transducer through described top plate;
The wall of described inner core is provided with temperature sensor, resistivity sensor and/or lateral pressure sensor, and the top of described inner core and bottom are respectively equipped with drainpipe and lower drainpipe.
As seen from the above technical solution provided by the invention, heat-electricity-stream-force coupling action behavior test machine in the monitoring cement-based material consolidation process that the embodiment of the present invention provides, high constant voltage can be kept in a long time and the observation data change within the whole test period can be recorded simultaneously, be convenient to the research consolidation characteristics of cementing material in situation with pressure and the characteristic variations in time effect thereof, for monitoring heat-electricity-stream-force coupling action behavior in cement-based material consolidation process.
Accompanying drawing explanation
The surface structure schematic diagram of heat-electricity-stream-force coupling action behavior test machine in the monitoring cement-based material consolidation process that Fig. 1 provides for the embodiment of the present invention;
The sectional structure schematic diagram of heat-electricity-stream-force coupling action behavior test machine in the monitoring cement-based material consolidation process that Fig. 2 provides for the embodiment of the present invention;
Fig. 3 is the structural representation carrying slide plate in the embodiment of the present invention.
Embodiment
To be described in further detail the embodiment of the present invention below.
Heat-electricity-stream-force coupling action behavior test machine in monitoring cement-based material consolidation process of the present invention, its preferably embodiment be:
Comprise metal framework, described metal framework comprises 4 thread pillars, described thread pillar is provided with top plate, trap and lower plywood from top to bottom successively, the lower end of described thread pillar is provided with one deck nut, on described thread pillar the below of described lower plywood and above be respectively equipped with two layers of nut and three layers of nut, on described thread pillar the below of described trap and above be respectively equipped with four layers of nut and five layers of nut, on described thread pillar the below of described top plate and above be respectively equipped with six layers of nut and seven layers of nut;
The top of described lower plywood is provided with test specimen measurement mechanism, described test specimen measurement mechanism comprises urceolus and the inner core of mutual intussusception, in described inner core, test specimen is housed, piston is equipped with on top at test specimen in described inner core, the upper end of described piston is against on described trap, the top of described trap is provided with axial load pressure transducer, described top plate is fixed with axial load pressue device, and the pressure rod of described axial load pressue device is against on described axial load pressure transducer through described top plate;
The wall of described inner core is provided with temperature sensor, resistivity sensor and/or lateral pressure sensor, and the top of described inner core and bottom are respectively equipped with drainpipe and lower drainpipe.
The top of described lower plywood is provided with carrying slide plate, and described test specimen measurement mechanism is located on described carrying slide plate.
Described carrying slide plate is for can extract setting out, and described carrying slide plate is provided with test specimen slotted eye, diversion trench and osculum.
Permeable stone is equipped with respectively in upper and lower at test specimen in described inner core.
The sidewall of described piston is located at by described upper drainpipe, and is communicated with the upper space of described inner core by the passage that described internal piston is provided with;
The bottom of described lower plywood is located at by described lower drainpipe, and is communicated with the lower space of described inner core by the through hole that described lower plywood is provided with.
Described axial load pressue device comprises cylinder, and the top of described cylinder is provided with pressure gas.
Also comprise following peripherals:
Air compressor, resistivity calibrated bolck and/or recording instrument without paper.
Heat-electricity-stream-force coupling action behavior test machine in monitoring cement-based material consolidation process of the present invention, high constant voltage can be kept in a long time and the observation data change within the whole test period can be recorded simultaneously, be convenient to the research consolidation characteristics of cementing material in situation with pressure and the characteristic variations in time effect thereof, for monitoring heat-electricity-stream-force coupling action behavior in cement-based material consolidation process.
Specific embodiment:
As shown in Figure 1, Figure 2, Figure 3 shows, comprise metal framework, test specimen Measurement die and peripherals etc.
1, metal framework:
Metal framework comprises top plate, trap, lower plywood, thread pillar and corresponding seven layers of nut.
One deck nut is responsible for the whole testing equipment of leveling, for ensureing the level of equipment set.
Two layers of nut and three layers of nut are responsible for lower plywood to be locked at proper height, and reserve enough spaces for lower drainpipe.
Trap will be locked by four layers of nut and five layers of nut after trap pressure-bearing puts in place, and namely after trap locking, trap keeps high constant voltage by piston in a long time to test specimen.
Six layers of nut and seven layers of nut are responsible for top plate to be locked at proper height.
2, test specimen Measurement die:
Test specimen Measurement die comprises axial load pressue device, axial load pressure transducer, piston, upper drainpipe, urceolus, inner core, permeable stone, temperature sensor, resistivity sensor, lateral pressure sensor and carrying slide plate etc.
Axial load pressue device adopts pressure gas pressurization, produces the pressure to trap.
Axial load pressure transducer is placed in axial load pressue device pressure rod front end, for measuring axial load pressure.
Leave a segment pipe in piston, and be connected with upper drainpipe.
Urceolus is thicker and rigidity is higher, for providing confined pressure in test.
Inner core is thinner, when the on-test non-consolidation of slip for keeping Specimen Shape.
Permeable stone has upper and lower two panels, diameter and slip test specimen diameter coexist mutually piston pressurization time water unnecessary in system can be discharged by upper and lower drainpipe.
Temperature sensor is for measuring the temperature of test specimen inside.
Resistivity sensor is for measuring the resistivity of test specimen, and resistivity probe has certain pattern draft, prevents from tip damage and be convenient to secondary using.
Lateral pressure sensor is for measuring the lateral pressure of slip in consolidation process.
Carrying slide plate can be extracted out, facilitates slip to inject and respective sensor layout, and has corresponding test specimen slotted eye.
3, peripherals:
Peripherals comprises air compressor, resistivity calibrated bolck, recording instrument without paper etc.
Air compressor provides pressure-air, as the source of the gas of axial load pressue device.
Resistivity calibrated bolck is used for calibrated resistance rate sensor reading.
Recording instrument without paper for recording lateral pressure sensor, the reading of resistivity sensor and temperature sensor.
The specific works step of specific embodiment is:
1, after determining test specimen diameter and slip kind, the inner core of suitable dimension and permeable stone (are divided into 150mm, 100mm and 80mm tri-sizes) to be positioned on carrying slide plate in corresponding groove and to keep stable, sensor is put into inner core and interface is connected on corresponding recording instrument without paper, in inner core, inject slip and overlap urceolus, after bubble is discharged on slip surface, put another sheet permeable stone, permeable stone steadily places piston.
2, the carrying slide plate assembling slip is put into the respective slot of metal framework lower plywood.
3, unclamp four layers of nut and five layers of nut of fixing trap, keep trap to be slowly placed on stably on piston.
4, use the pressurization of axial load pressue device, pressure is read by axial load pressure transducer, after being pressurized to the required numerical value of test, stops pressurizeing and stablizing.
5, turn four layers of nut and five layers of nut, trap is depressed, observe axial load pressure sensor readings simultaneously, until when axial load pressure sensor readings is 0, locked by trap by four layers of nut and five layers of nut, the pressure now suffered by slip can be thought and can not to change within the quite a long time.
6, axial load pressue device pressure release.
7, the change in resistance of recording instrument without paper record test specimen, temperature variation and lateral pressure change, the longest sustainable 30 days.
The above; be only the present invention's preferably embodiment, but protection scope of the present invention is not limited thereto, is anyly familiar with those skilled in the art in the technical scope that the present invention discloses; the change that can expect easily or replacement, all should be encompassed within protection scope of the present invention.Therefore, protection scope of the present invention should be as the criterion with the protection domain of claims.
Claims (7)
1. heat-electricity-stream-force coupling action behavior test machine in a monitoring cement-based material consolidation process, it is characterized in that, comprise metal framework, described metal framework comprises 4 thread pillars, described thread pillar is provided with top plate from top to bottom successively, trap and lower plywood, the lower end of described thread pillar is provided with one deck nut, on described thread pillar the below of described lower plywood and above be respectively equipped with two layers of nut and three layers of nut, on described thread pillar the below of described trap and above be respectively equipped with four layers of nut and five layers of nut, on described thread pillar the below of described top plate and above be respectively equipped with six layers of nut and seven layers of nut,
The top of described lower plywood is provided with test specimen measurement mechanism, described test specimen measurement mechanism comprises urceolus and the inner core of mutual intussusception, in described inner core, test specimen is housed, piston is equipped with on top at test specimen in described inner core, the upper end of described piston is against on described trap, the top of described trap is provided with axial load pressure transducer, described top plate is fixed with axial load pressue device, and the pressure rod of described axial load pressue device is against on described axial load pressure transducer through described top plate;
The wall of described inner core is provided with temperature sensor, resistivity sensor and/or lateral pressure sensor, and the top of described inner core and bottom are respectively equipped with drainpipe and lower drainpipe.
2. heat-electricity-stream-force coupling action behavior test machine in monitoring cement-based material consolidation process according to claim 1, it is characterized in that, the top of described lower plywood is provided with carrying slide plate, and described test specimen measurement mechanism is located on described carrying slide plate.
3. heat-electricity-stream-force coupling action behavior test machine in monitoring cement-based material consolidation process according to claim 2, it is characterized in that, described carrying slide plate is for can extract setting out, and described carrying slide plate is provided with test specimen slotted eye, diversion trench and osculum.
4. heat-electricity-stream-force coupling action behavior test machine in monitoring cement-based material consolidation process according to claim 3, it is characterized in that, permeable stone is equipped with respectively in the upper and lower at test specimen in described inner core.
5. heat-electricity-stream-force coupling action behavior test machine in monitoring cement-based material consolidation process according to claim 4, it is characterized in that, the sidewall of described piston is located at by described upper drainpipe, and is communicated with the upper space of described inner core by the passage that described internal piston is provided with;
The bottom of described lower plywood is located at by described lower drainpipe, and is communicated with the lower space of described inner core by the through hole that described lower plywood is provided with.
6. heat-electricity-stream-force coupling action behavior test machine in monitoring cement-based material consolidation process according to claim 5, it is characterized in that, described axial load pressue device comprises cylinder, and the top of described cylinder is provided with pressure gas.
7. heat-electricity-stream-force coupling action behavior test machine in the monitoring cement-based material consolidation process according to any one of claim 1 to 6, is characterized in that, also comprise following peripherals:
Air compressor, resistivity calibrated bolck and/or recording instrument without paper.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510126157.3A CN104749350B (en) | 2015-03-20 | 2015-03-20 | Thermo-electrically-stream-force coupling action behavior test machine in monitoring cement-based material consolidation process |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510126157.3A CN104749350B (en) | 2015-03-20 | 2015-03-20 | Thermo-electrically-stream-force coupling action behavior test machine in monitoring cement-based material consolidation process |
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| Publication Number | Publication Date |
|---|---|
| CN104749350A true CN104749350A (en) | 2015-07-01 |
| CN104749350B CN104749350B (en) | 2016-09-14 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510126157.3A Expired - Fee Related CN104749350B (en) | 2015-03-20 | 2015-03-20 | Thermo-electrically-stream-force coupling action behavior test machine in monitoring cement-based material consolidation process |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117388079A (en) * | 2023-10-16 | 2024-01-12 | 深圳大学 | Device and method for testing three-dimensional soil arch effect under high-water-pressure seepage condition |
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| CN101281189A (en) * | 2008-05-15 | 2008-10-08 | 青岛理工大学 | Cement-based material constant-load composite corrosion tester |
| CN101881715A (en) * | 2010-06-04 | 2010-11-10 | 安徽省（水利部淮河水利委员会）水利科学研究院 | Cement soil plane strain tester |
| CN202066823U (en) * | 2011-03-28 | 2011-12-07 | 东南大学 | Measuring device for resistivity change in concrete forming process in high-temperature environment |
| CN102628767A (en) * | 2012-03-23 | 2012-08-08 | 河海大学 | Device and method for testing mechanical properties of pile-soil contact surface |
| CN202614646U (en) * | 2012-04-10 | 2012-12-19 | 武汉钢铁(集团)公司 | Clamp holder for steel plate corrosion-resistance sample |
| CN203011798U (en) * | 2012-11-30 | 2013-06-19 | 长沙理工大学 | Comprehensive fresh cement concrete performance tester |
-
2015
- 2015-03-20 CN CN201510126157.3A patent/CN104749350B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101281189A (en) * | 2008-05-15 | 2008-10-08 | 青岛理工大学 | Cement-based material constant-load composite corrosion tester |
| CN101881715A (en) * | 2010-06-04 | 2010-11-10 | 安徽省（水利部淮河水利委员会）水利科学研究院 | Cement soil plane strain tester |
| CN202066823U (en) * | 2011-03-28 | 2011-12-07 | 东南大学 | Measuring device for resistivity change in concrete forming process in high-temperature environment |
| CN102628767A (en) * | 2012-03-23 | 2012-08-08 | 河海大学 | Device and method for testing mechanical properties of pile-soil contact surface |
| CN202614646U (en) * | 2012-04-10 | 2012-12-19 | 武汉钢铁(集团)公司 | Clamp holder for steel plate corrosion-resistance sample |
| CN203011798U (en) * | 2012-11-30 | 2013-06-19 | 长沙理工大学 | Comprehensive fresh cement concrete performance tester |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN117388079A (en) * | 2023-10-16 | 2024-01-12 | 深圳大学 | Device and method for testing three-dimensional soil arch effect under high-water-pressure seepage condition |
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| CN104749350B (en) | 2016-09-14 |
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