CN109596401A - Mixing pile test specimen laboratory experiment curing means - Google Patents
Mixing pile test specimen laboratory experiment curing means Download PDFInfo
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- CN109596401A CN109596401A CN201910106718.1A CN201910106718A CN109596401A CN 109596401 A CN109596401 A CN 109596401A CN 201910106718 A CN201910106718 A CN 201910106718A CN 109596401 A CN109596401 A CN 109596401A
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- 238000002156 mixing Methods 0.000 title claims abstract description 80
- 238000012360 testing method Methods 0.000 title claims abstract description 76
- 238000009533 lab test Methods 0.000 title claims abstract description 34
- 230000006835 compression Effects 0.000 claims abstract description 20
- 238000007906 compression Methods 0.000 claims abstract description 20
- 238000012423 maintenance Methods 0.000 claims abstract description 18
- 230000033228 biological regulation Effects 0.000 claims abstract description 15
- 238000000034 method Methods 0.000 claims abstract description 15
- 239000004568 cement Substances 0.000 claims abstract description 12
- 239000002689 soil Substances 0.000 claims abstract description 5
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 47
- 230000003750 conditioning effect Effects 0.000 claims description 42
- 239000000758 substrate Substances 0.000 claims description 38
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 37
- 230000007246 mechanism Effects 0.000 claims description 11
- 238000006073 displacement reaction Methods 0.000 claims description 10
- 239000012528 membrane Substances 0.000 claims description 10
- 239000011435 rock Substances 0.000 claims description 8
- 230000008676 import Effects 0.000 claims description 5
- 238000010276 construction Methods 0.000 abstract description 9
- 238000013461 design Methods 0.000 abstract description 5
- 238000002474 experimental method Methods 0.000 abstract description 2
- 239000007788 liquid Substances 0.000 description 7
- 230000008569 process Effects 0.000 description 6
- 230000000694 effects Effects 0.000 description 4
- 239000013535 sea water Substances 0.000 description 4
- 230000008859 change Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000004088 simulation Methods 0.000 description 2
- 208000035126 Facies Diseases 0.000 description 1
- 230000001133 acceleration Effects 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 238000007596 consolidation process Methods 0.000 description 1
- 239000002826 coolant Substances 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 239000012153 distilled water Substances 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 238000006703 hydration reaction Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000011897 real-time detection Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/28—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
Abstract
A kind of mixing pile test specimen laboratory experiment curing means, suitable for simulating the indoor maintenance experiment of the cement mixing method test piece intensity under the conditions of marine soft soil, mixing pile test specimen laboratory experiment curing means includes compression system and temperature regulation system, compression system includes the pressure chamber for storing mixing pile test specimen, and temperature regulation system is used to control the temperature of pressure chamber.It is provided simultaneously with the care environments of compression system and temperature regulation system by providing, is more nearly the curing condition of construction site, scientific reliable mixing pile test piece intensity experimental data can be provided for engineering design.
Description
Technical field
The present invention relates to geotechnical engineering fields, in particular to a kind of mixing pile test specimen laboratory experiment curing means.
Background technique
Index of quality of cement products, including stability, setting time, each age strength, drying shrinkage etc. are both needed to specific
Temperature and humidity under carry out the not equal age maintenance of number of days, the temperature of maintenance test specimen, humidity to the aquation of cement, condensation,
Hardening has close relationship, and test proves: every 1 DEG C of the difference of maintenance water temperature, strength of cement index will differ 1-2%.Therefore, it controls
It makes and maintains curing temperature under live underground condition, humidity to mixing pile test specimen strength of the mixing pile is examined, reflect cement mixing pile
Test specimen pile quality has special significance.
Currently, the curing condition for simulating Field Soil-Cement at this stage is also only placed in standard curing box, not only wet
Degree with it is inconsistent with physical condition in the control of temperature, do not account for On-the-spot factor yet.Existing maintenance method and mixing pile try
The practical service environment of part has larger gap, and maintenance effect is poor.
Summary of the invention
The purpose of the present invention is to provide a kind of mixing pile test specimen laboratory experiment curing means, in mixing pile test piece maintenance
The care environments for being more nearly actual conditions are provided, maintenance effect is good, and the intensity of mixing pile test specimen is more preferable.
Realization that the present invention adopts the following technical solutions:
Based on above-mentioned purpose, the embodiment of the invention provides a kind of mixing pile test specimen laboratory experiment curing means, are suitable for
Simulate the indoor maintenance experiment of the cement mixing method test piece intensity under the conditions of marine soft soil, the mixing pile test specimen laboratory experiment
Curing means includes compression system and temperature regulation system, and the compression system includes for storing the mixing pile test specimen
Pressure chamber, the temperature regulation system are used to control the temperature of the pressure chamber.
Optionally, the compression system includes confining pressure system and axial pressure system, and the confining pressure system includes being used for
Control the pressure control unit of the pressure chamber pressure；The axial pressure system includes the first pedestal and the second pedestal, institute
It states the first pedestal or second base runner is installed in the pressure chamber, first pedestal and second base
The axial pressure space of alterable height is formed between seat, the mixing pile test specimen is for being placed in the axial pressure space.
Optionally, the pressure control unit include for pressure medium flowing first pipe, the one of the first pipe
End is connected to the pressure chamber.
Optionally, the pressure control unit further includes the second pipe for pressure medium flowing, second pipe
The one end in road is connected to the pressure chamber.
Optionally, the axial pressure system further includes displacement mechanism, and the output end of institute's displacement mechanism is connected to described
First pedestal perhaps/and second pedestal for drive first pedestal or second pedestal it is relatively close or
Person is separate.
Optionally, the mixing pile test specimen laboratory experiment curing means further includes conditioning solutions injected system, the maintenance
Solution injected system includes the closed set for placing the mixing pile test specimen, and closed put on is provided with conditioning solutions import
And conditioning solutions outlet.
Optionally, the conditioning solutions injected system further includes first substrate, the second substrate and described for being set in
Water permeable membrane outside mixing pile test specimen, the closed set are set in outside the water permeable membrane, and the conditioning solutions import is sealedly attached to
The first substrate, the conditioning solutions exit seal are connected to the second substrate, the first substrate and second base
Plate is installed in the pressure chamber, and first through hole is provided on the first substrate, and the first through hole and the closed set connect
It is logical, the second through-hole is provided in the second substrate, second through-hole is connected to the closed set.
Optionally, the conditioning solutions injected system further includes conditioning solutions Storing case, water pump, water inlet pipe and water outlet
Pipe, the water pump are placed in the conditioning solutions Storing case, and one end of the water inlet pipe is connected to the conditioning solutions Storing case, institute
The other end for stating water inlet pipe is connected to the first through hole, and one end of the outlet pipe is connected to the conditioning solutions Storing case, described
The other end of outlet pipe is connected to second through-hole.
Optionally, the first substrate is towards being laid with filter paper layer and permeable rock layer in the plate face of the second substrate,
The permeable rock layer is between the filter paper layer and the first substrate.
Optionally, the mixing pile test specimen laboratory experiment curing means further includes master control system, the temperature regulation system
And the compression system is all connected to the master control system.
Compared with prior art, the mixing pile test specimen laboratory experiment curing means that presently preferred embodiments of the present invention provides has
Beneficial effect includes:
Mixing pile test specimen laboratory experiment curing means provided by the invention is provided simultaneously with compression system and temperature by providing
The care environments of regulator control system are more nearly the curing condition of construction site, and the science of capable of providing for engineering design is reliably stirred
Mix a test piece intensity experimental data.
Detailed description of the invention
In order to illustrate the technical solution of the embodiments of the present invention more clearly, below will be to needed in the embodiment attached
Figure is briefly described, it should be understood that the following drawings illustrates only certain embodiments of the present invention, therefore is not construed as pair
The restriction of range for those of ordinary skill in the art without creative efforts, can also be according to this
A little attached drawings obtain other relevant attached drawings and also belong to protection scope of the present invention.
Fig. 1 is the schematic diagram of mixing pile test specimen laboratory experiment curing means provided in this embodiment；
Fig. 2 is the partial schematic diagram of mixing pile test specimen laboratory experiment curing means provided in this embodiment；
Fig. 3 is the signal of the temperature control damper of mixing pile test specimen laboratory experiment curing means provided in this embodiment
Figure；
Fig. 4 is the schematic diagram of the distressed structure of mixing pile test specimen laboratory experiment curing means provided in this embodiment.
Icon: 01- mixing pile test specimen；001- compression system；The pressure chamber 100-；110- confining pressure system；111- first
Pipeline；112- second pipe；113- force (forcing) pump；114- pressure sensor；120- axial pressure system；The first base of 121-
Seat；The second pedestal of 122-；123- axial pressure space；124- displacement mechanism；002- temperature regulation system；200- temperature
Control regulator；201- temperature controller；202- control cabinet；203- circulating pump；204- temperature control device；210- inlet tube；
220- liquid back pipe；230- temperature sensor；003- conditioning solutions injected system；The closed set of 300-；310- first substrate；
311- first through hole；320- the second substrate；The second through-hole of 321-；330- water permeable membrane；340- conditioning solutions Storing case；
350- water pump；360- water inlet pipe；370- outlet pipe；380- filter paper layer；390- permeable rock layer；004- master control system.
Specific embodiment
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with the embodiment of the present invention
In attached drawing, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment is
A part of the embodiment of the present invention, instead of all the embodiments.The present invention being usually described and illustrated herein in the accompanying drawings is implemented
The component of example can be arranged and be designed with a variety of different configurations.Therefore, below to the reality of the invention provided in the accompanying drawings
The detailed description for applying example is not intended to limit the range of claimed invention, but is merely representative of selected implementation of the invention
Example.Based on the embodiments of the present invention, obtained by those of ordinary skill in the art without making creative efforts
Every other embodiment, shall fall within the protection scope of the present invention.
It should also be noted that similar label and letter indicate similar terms in following attached drawing, therefore, once a certain Xiang Yi
It is defined in a attached drawing, does not then need that it is further defined and explained in subsequent attached drawing.
In the description of the present invention, it should be noted that term " center ", "upper", "lower", "left", "right", "vertical",
The orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, or be somebody's turn to do
Invention product using when the orientation or positional relationship usually put, be merely for convenience of description of the present invention and simplification of the description, without
It is that the device of indication or suggestion meaning or element must have a particular orientation, be constructed and operated in a specific orientation, therefore not
It can be interpreted as limitation of the present invention.In addition, term " first ", " second ", " third " etc. are only used for distinguishing description, and cannot manage
Solution is indication or suggestion relative importance.
In the description of the present invention, it is also necessary to which explanation is unless specifically defined or limited otherwise, term " setting ",
" installation ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally connect
It connects；It can be mechanical connection, be also possible to be electrically connected；It can be directly connected, can also indirectly connected through an intermediary, it can
To be the connection inside two elements.For the ordinary skill in the art, above-mentioned term can be understood with concrete condition
Concrete meaning in the present invention.
It should be noted that in the absence of conflict, the feature in embodiment and embodiment in the present invention can phase
Mutually combination.
Embodiment
Referring to Fig. 4, present embodiments providing a kind of mixing pile test specimen laboratory experiment curing means, it is suitable for simulation marine facies
The indoor maintenance of cement mixing method test piece intensity under the conditions of weak soil is tested, and mixing pile test specimen laboratory experiment curing means includes
Compression system 001 and temperature regulation system 002, compression system 001 include the pressure chamber 100 for storing mixing pile test specimen,
Temperature regulation system 002 is used to control the temperature of pressure chamber 100.
The mixing pile test specimen laboratory experiment curing means provided is provided, is provided simultaneously with compression system 001 and temperature by providing
The care environments for spending regulator control system 002, are more nearly the curing condition of construction site, can provide for engineering design scientific reliable
Mixing pile test piece intensity experimental data.
During mixing pile test piece maintenance, pressure is provided by compression system 001 and is acted on mixing pile test specimen, is simulated
The stress that mixing pile test specimen construction site is subject to is caught in muddy water mixed process first is that can squeeze out in the construction of mixing pile test specimen
The air and water obtained, the consolidation of acceleration for stabilization substance, and ensure particle contact to carry out effective hydration reaction, and then increase water
Soil intensity size；It is destroyed secondly, the pressure of early period may generate structure to mixing pile test specimen, leads to strength reduction, therefore,
The compression system 001 of curing means provided in this embodiment can provide the curing condition for being more nearly construction site, compared to biography
System laboratory test can more reflect the mixing pile test specimen actual strength of construction site.
In maintenance processes, 01 maintenance processes medium temperature of mixing pile test specimen can control by 002 temperature of temperature regulation system
Size is spent, standard curing steady temperature, cement mixing method test piece maintenance at a temperature of the different depth of analog underground are different from
Situation.
Please refer to Fig. 1, Fig. 2 and Fig. 4, it is optional in the present embodiment, compression system 001 include confining pressure system 110 and
Axial pressure system 120, confining pressure system 110 include the pressure control unit for controlling 100 pressure of pressure chamber；Axial pressure system
System 120 includes the first pedestal 121 and the second pedestal 122, and the first pedestal 121 or the second pedestal 122 are movably installed in pressure
In power room 100, the axial pressure space 123 of alterable height, mixing pile examination are formed between the first pedestal 121 and the second pedestal 122
Part is for being placed in axial pressure space 123.
In maintenance processes, by manipulating pressure control unit, pressure size in adjustable pressure chamber 100, in turn
Pressure size of the control action in 01 surrounding of mixing pile test specimen, the lateral stress that simulation 01 construction site of mixing pile test specimen is subject to.
In practical operation, the pressure in pressure chamber 100 can be changed by changing air pressure or hydraulic pressure.
Referring to Fig. 4, further, pressure control unit includes for the first pipe 111 of pressure medium flowing, for pressurization
Second pipe 112, pressure sensor 114 and the force (forcing) pump 113 of media flow, pressure sensor 114 are installed on first pipe
On 111, for detecting the pressure in pressure chamber 100.One end of first pipe 111 is connected to pressure chamber 100, first pipe 111
The other end connects force (forcing) pump 113, and force (forcing) pump 113 is placed in pressure medium, for pressure medium to be delivered into first pipe
It 111 and enters in pressure chamber 100.One end of second pipe 112 is connected to pressure chamber 100, the other end of second pipe 112 with plus
Press the storage source connection of medium.It needs under pressure, to start force (forcing) pump 113, pressure medium is injected by first pipe 111
Into pressure chamber 100, the pressure in pressure chamber 100 is gradually increased, until reaching preset pressure value.In the process, pressure passes
Sensor 114 by detection pressure chamber 100 in pressure and pressure value is fed back, operator can be judged according to pressure value be
It is no to continue to pressurize.When needing pressure release, the pressure medium being located in pressure chamber 100 is emitted i.e. from second pipe 112
It can.Likewise, can according to pressure sensor 114 real-time detection to pressure chamber 100 in pressure value control pressure discharge operations,
So that pressure chamber 100 reaches setting pressure.
It should be noted that pressure medium can be with water or gas, further, water is set as distilled water, is not easy to setting
It is standby to cause to corrode.
Referring to Fig. 2, optional in the present embodiment, axial pressure system 120 includes displacement mechanism 124, the first pedestal 121
And second pedestal 122.First pedestal 121 and the second pedestal 122 are installed in pressure chamber 100, the first pedestal 121 and second
Pedestal 122 is vertically arranged, the arragement direction of the first pedestal 121 and the second pedestal 122 and the short transverse of mixing pile test specimen 01
In the same direction, namely between the first pedestal 121 and the second pedestal 122 axial pressure formd for placing mixing pile test specimen 01 is empty
Between 123.Further, the first pedestal 121 or the second pedestal 122 are movably arranged in pressure chamber 100, such structure
Design, the first pedestal 121 or the second pedestal 122 can be relatively close or separate, and then change axial pressure space
123 height, and then achieve the purpose that change the axial stress being applied on mixing pile test specimen 01.Displacement mechanism 124 can be set
One or two are set, the output end of displacement mechanism 124 is connected to the first pedestal 121 or the second pedestal 122, that is, is displaced
The first pedestal 121 can be operated alone in mechanism 124 or the second pedestal 122 is relatively close or separate, and displacement mechanism 124 may be used also
To be set as driving the first pedestal 121 and the second pedestal 122 relatively close or separate simultaneously.
Optionally, displacement mechanism 124 can be hydraulic pressure cylinder assembly or cylinder assembly.
Referring to Fig. 1, optional in the present embodiment, mixing pile test specimen laboratory experiment curing means further includes conditioning solutions note
Enter system 003, conditioning solutions injected system 003 includes for placing the closed set 300 of mixing pile test specimen, first substrate 310,
Two substrates 320, water permeable membrane 330, conditioning solutions Storing case 340, water pump 350, water inlet pipe 360 and outlet pipe 370.
Closed set 300 is rubber sleeve, and closed set 300 is the hollow structure of both ends open.Corresponding, water permeable membrane 330 is two
The hollow structure of end opening.
First substrate 310 and the second substrate 320 can be made of the high metal plate of intensity, and first substrate 310 is mounted on
On first pedestal 121, the second substrate 320 is mounted on the second pedestal 122.First through hole is provided on first substrate 310
311, the second through-hole 321 is provided in the second substrate 320.Water pump 350 is placed in conditioning solutions Storing case 340, water inlet pipe 360
One end is connected to conditioning solutions Storing case 340, and the other end of water inlet pipe 360 is connected to first through hole 311, and one end of outlet pipe 370 connects
The other end of logical conditioning solutions Storing case 340, outlet pipe 370 is connected to the second through-hole 321.
In actual use, water permeable membrane 330 is set in outside mixing pile test specimen 01, then, closed set 300 is set in permeable
Outside film 330, meanwhile, the both ends of closed set 300 are sealed in respectively on first substrate 310 and the second substrate 320.Closed set 300
Both ends be respectively conditioning solutions import and conditioning solutions outlet.After being installed, using air-extractor by 330 He of water permeable membrane
Air between closed set 300 detaches.First through hole 311 is connected to closed set 300 with the second through-hole 321.It is stored up in conditioning solutions
It puts and stores quantitative seawater in case 340, i.e., seawater is as conditioning solutions.In maintenance processes, starts water pump 350, make conditioning solutions
It enters in first through hole 311, then into closed set 300, due to the effect of water permeable membrane 330, keeps conditioning solutions quick
Disperse and flow to outside mixing pile test specimen 01, mixing pile test specimen 01 is surrounded, the seawater for being closer to construction site impregnates
Environment.Conditioning solutions flow out in closed set 300 from the second through-hole 321, flow back into conditioning solutions Storing case 340, so
It is recycled.
Using seawater as conditioning solutions, corrosion condition when analog coastal area cement mixing method conserves can be edge
Haiti area cement mixing method intensity provides more accurate experimental data.
Further, first substrate 310 is towards being laid with filter paper layer 380 and permeable stone in the plate face of the second substrate 320
Layer 390, permeable rock layer 390 is between filter paper layer 380 and first substrate 310.It should be appreciated that can be in 320 court of the second substrate
Permeable rock layer 390 and filter paper layer 380 are successively laid to the plate face of first substrate 310.Mixing pile test specimen 01 is being placed in closed set
When in 300, the both ends of mixing pile test specimen 01 are respectively contacted filter paper layer 380, and conditioning solutions are touching mixing pile test specimen 01
When both ends of the surface, due to the effect of filter paper layer 380, conditioning solutions rapid dispersion and can be wrapped in 01 both ends of mixing pile test specimen, and
Due to the design of permeable rock layer 390, filter paper layer 380 is avoided to be blocked.
Please refer to Fig. 1 and Fig. 3, optional in the present embodiment, temperature regulation system 002 includes temperature control damper
200, inlet tube 210, liquid back pipe 220 and temperature sensor 230, inlet tube 210 are connected to pressure with one end of liquid back pipe 220
Room 100, inlet tube 210 are connected to temperature control damper 200 with the other end of liquid back pipe 220.Temperature sensor 230 is for examining
Temperature in measuring pressure room 100.Temperature control damper 200 includes temperature controller 201, control cabinet 202,203 and of circulating pump
Temperature control device 204, one end of circulating pump 203 are connected to liquid back pipe 220, and the other end of circulating pump 203 is connected to by temperature control device 204
Inlet tube 210, coolant liquid carry out heat exchange in temperature control device 204, so that entering the liquid of pressure chamber 100 from inlet tube 210
Temperature is set temperature.Temperature sensor 230 connects temperature controller 201, and temperature controller 201 connects 203 He of circulating pump
Temperature control device 204, for controlling the work of water pump 350 and temperature control device 204.
It is optional in the present embodiment, it further include master control system 004, compression system 001 and temperature regulation system 002 are all connected with
In master control system 004.
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, improvement etc., should all be included in the protection scope of the present invention.
Claims (10)
1. a kind of mixing pile test specimen laboratory experiment curing means, suitable for simulating the cement mixing method examination under the conditions of marine soft soil
The indoor maintenance of part intensity is tested, which is characterized in that the mixing pile test specimen laboratory experiment curing means include compression system with
And temperature regulation system, the compression system include the pressure chamber for storing the mixing pile test specimen, temperature regulation system
The temperature united for controlling the pressure chamber.
2. mixing pile test specimen laboratory experiment curing means according to claim 1, which is characterized in that the compression system packet
Confining pressure system and axial pressure system are included, the confining pressure system includes controlling list for controlling the pressure of the pressure chamber pressure
Member；The axial pressure system includes the first pedestal and the second pedestal, and first pedestal or second pedestal are living
Dynamic to be installed in the pressure chamber, the axial pressure that alterable height is formed between first pedestal and second pedestal is empty
Between, the mixing pile test specimen is for being placed in the axial pressure space.
3. mixing pile test specimen laboratory experiment curing means according to claim 2, which is characterized in that the pressure control is single
Member includes the first pipe for pressure medium flowing, and one end of the first pipe is connected to the pressure chamber.
4. mixing pile test specimen laboratory experiment curing means according to claim 3, which is characterized in that the pressure control is single
Member further includes the second pipe for pressure medium flowing, and one end of the second pipe is connected to the pressure chamber.
5. mixing pile test specimen laboratory experiment curing means according to claim 2, which is characterized in that the axial pressure system
System further includes displacement mechanism, and the output end of institute's displacement mechanism is connected to first pedestal or second pedestal, is used
In driving first pedestal or second pedestal relatively close or separate.
6. mixing pile test specimen laboratory experiment curing means according to any one of claims 1-5, which is characterized in that institute
Stating mixing pile test specimen laboratory experiment curing means further includes conditioning solutions injected system, and the conditioning solutions injected system includes using
In the closed set for placing the mixing pile test specimen, closed put on is provided with conditioning solutions import and conditioning solutions outlet.
7. mixing pile test specimen laboratory experiment curing means according to claim 6, which is characterized in that the conditioning solutions note
Entering system further includes first substrate, the second substrate and the water permeable membrane for being set in outside the mixing pile test specimen, described closed
It is set in outside the water permeable membrane, the conditioning solutions import is sealedly attached to the first substrate, the conditioning solutions outlet
It is sealedly attached to the second substrate, the first substrate and the second substrate are installed in the pressure chamber, and described first
First through hole is provided on substrate, the first through hole is connected to the closed set, and it is logical that second is provided in the second substrate
Hole, second through-hole are connected to the closed set.
8. mixing pile test specimen laboratory experiment curing means according to claim 7, which is characterized in that the conditioning solutions note
Entering system further includes conditioning solutions Storing case, water pump, water inlet pipe and outlet pipe, and the water pump is placed in the conditioning solutions storage
In case, one end of the water inlet pipe is connected to the conditioning solutions Storing case, and the other end connection described first of the water inlet pipe is logical
Hole, one end of the outlet pipe are connected to the conditioning solutions Storing case, and the other end of the outlet pipe is connected to second through-hole.
9. mixing pile test specimen laboratory experiment curing means according to claim 7, which is characterized in that the first substrate court
Filter paper layer and permeable rock layer are laid in the plate face of the second substrate, the permeable rock layer is located at the filter paper layer and institute
It states between first substrate.
10. mixing pile test specimen laboratory experiment curing means according to claim 1, which is characterized in that the mixing pile examination
Part laboratory experiment curing means further includes master control system, and the temperature regulation system and the compression system are all connected to described
Master control system.
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| CN201910106718.1A CN109596401A (en) | 2019-02-01 | 2019-02-01 | Mixing pile test specimen laboratory experiment curing means |
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