CN108717014A - Water recycles temperature control one-dimensional consolidation instrument - Google Patents
Water recycles temperature control one-dimensional consolidation instrument Download PDFInfo
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- CN108717014A CN108717014A CN201810541227.5A CN201810541227A CN108717014A CN 108717014 A CN108717014 A CN 108717014A CN 201810541227 A CN201810541227 A CN 201810541227A CN 108717014 A CN108717014 A CN 108717014A
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- water
- temperature
- cistern
- temperature control
- control
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/02—Details
-
- 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
Abstract
The present invention provides a kind of water to recycle temperature control one-dimensional consolidation instrument comprising：Sink disk has the vessel for housing water and soil sample, and the first temperature transducer with water contact is equipped in vessel, and the cycle aqueduct for carrying out water circulation heat exchange is equipped in sink disk side；Loading component, setting vessel top and with soil sample at the top of dock；Deflection monitoring assembly, including data collector, the data collector are connected with loading component, the first temperature transducer respectively；Cistern is used for water storage, and the water in the cistern can import in cycle aqueduct, and flow back to cistern after carrying out heat exchange with sink disk side；Water temperature control assembly and cistern are adapted to and for controlling the water temperature in cistern, and the water temperature control assembly includes heating control system and refrigeration control system.This water cycle temperature control one-dimensional consolidation instrument has the advantages that temperature control precision is high, can study the influence of different temperatures and load to soil solidifying characteristic.
Description
Technical field
The invention belongs to civil engineering materials to consolidate Instrument technology field, be related to a kind of consolidation apparatus, be a kind of water circulation warm
One-dimensional consolidation instrument is controlled, especially a kind of water suitable for civil engineering material experiment fields of measurement recycles temperature control one-dimensional consolidation instrument.
Background technology
Under normal conditions, be usually when we carry out the consolidation test of earth working material it is constant at room temperature, common one
Tieing up consolidation apparatus includes：Consolidation container, pressurized equipment, deformation measurement equipment etc., and these equipment can only be tested at a constant temperature.
However, for the building for using geothermal energy resources basis, building carries out hot friendship with the ground soil body below
It changes, research shows that the temperature of the soil body changes, the consolidation characteristics of the soil body can also be affected.
Variation in order to study temperature influences soil solidifying characteristic, and it is real that domestic and international many scholars have studied improved consolidation
Instrument is tested, there is the consolidation apparatus for being put into insulating box, has and ties up the consolidation apparatus of electrically-heated coil in consolidation pressure box side.But these instruments are deposited
The problems such as temperature control precision is low, complicated for operation, repacking cost is big.And there is presently no can carry out under cryogenic
The instrument of consolidation test.
In conclusion needing to design a kind of water cycle for the influence to soil solidifying characteristic that can study different temperatures and load
Temperature control one-dimensional consolidation instrument.
Invention content
The purpose of the present invention is there is the above problem in view of the prior art, it is proposed that a kind of temperature control precision is high, energy
The water for studying the influence of different temperatures and load to soil solidifying characteristic recycles temperature control one-dimensional consolidation instrument.
Object of the invention can be realized by the following technical scheme：A kind of water cycle temperature control one-dimensional consolidation instrument, including：
Sink disk has the vessel for housing water and soil sample, is equipped in vessel and the first thermometric of water contact passes
Sensor is equipped with the cycle aqueduct for carrying out water circulation heat exchange in sink disk side；
Loading component, setting vessel top and with soil sample at the top of dock；
Deflection monitoring assembly, including data collector, the data collector are passed with loading component, the first thermometric respectively
Sensor connects；
Cistern is used for water storage, and the water in the cistern can import in cycle aqueduct, and with sink disk side into
Cistern is flowed back to after row heat exchange；
Water temperature control assembly and cistern are adapted to and for controlling the water temperature in cistern, the water temperature control assembly packet
Include heating control system and refrigeration control system.
As a further improvement on the present invention, the water in the cistern is pumped by water pump in cycle aqueduct, described
Water pump is placed in cistern.
As a further improvement on the present invention, the heating control system includes the second temperature transducer, heating temperature controller
And heating device, the heating device are located at outside cistern, second temperature transducer and heating device are placed in water storage
In pond, and the two is connected with heating temperature controller.
As a further improvement of the present invention, the heating device is set as electric heating tube or electrically-heated coil or electric heating
Disk.
As a further improvement on the present invention, the refrigeration control system includes constant temperature refrigeration machine, and the cistern is placed in
In constant temperature refrigeration machine.
As a further improvement of the present invention, the constant temperature refrigeration machine includes third temperature transducer, refrigeration controler
And refrigerating plant, the refrigeration controler are connected with third temperature transducer, refrigerating plant respectively, are set on constant temperature refrigeration machine
It is equipped with the control handle being connected with refrigeration controler, the control handle is for controlling constant temperature refrigerating device inner temperature, to control
Cistern water temperature processed.
As a further improvement on the present invention, each temperature transducer is set as waterproof detecting head.
As a further improvement on the present invention, it is enclosed with adiabator layer in sink disk upper and lower surface.
As a further improvement on the present invention, the loading component includes covering the pressurization lid being located at the top of soil sample and installing to add
The pressure rod of top in the middle part of gland, is connected with dial gauge on pressure rod, and the data collector is surveyed with dial gauge, first respectively
Temperature sensor connects.
As a further improvement on the present invention, water cycle temperature control one-dimensional consolidation instrument further includes being connected with data collector
Computer.
Based on the above-mentioned technical proposal, the embodiment of the present invention can at least have the following technical effects：This consolidation apparatus includes solid
Knot point, circulating part are divided and water temperature control section, solidified portion include consolidation container (sink disk), loading component and deformation
Monitoring assembly is measured, the data of data collector acquisition can carry out record monitoring in real time via computer, and circulating part point includes water storage
Pond and cycle aqueduct, water temperature control section includes water temperature control assembly, can be by heating control/refrigeration control realization pair
The control of water temperature in cistern, and then realize the temperature in control consolidation container, reach and soil sample is carried out under non-isothermal condition
The purpose of hot consolidation experiment, and water circulating temperature control system is used, bulk temperature control accuracy is high and stablizes, this consolidation apparatus can be ground
Study carefully the influence of different temperatures and load to soil solidifying characteristic, reliable operation, even if circulating part point and the partition of water temperature control unit
After unloading, solidified portion still can be used normally, and error caused by artificial reading is also avoided using digital control scheme gathered data.
Description of the drawings
Specific embodiments of the present invention will be described in further detail below in conjunction with the accompanying drawings, wherein：
Fig. 1 is the structural schematic diagram of a preferred embodiment of the present invention.
In figure, 100, sink disk；110, vessel；120, adiabator layer；200, soil sample；300, the first temperature transducers
Device；400, aqueduct is recycled；410, water inlet pipe；420, outlet pipe；510, pressurization lid；520, pressure rod；610, data collector；
620, dial gauge；630, computer；700, cistern；810, the second temperature transducer；820, temperature controller is heated；830, heating dress
It sets；900, water pump.
Specific implementation mode
Following is a specific embodiment of the present invention in conjunction with the accompanying drawings, technical scheme of the present invention will be further described,
However, the present invention is not limited to these examples.
Technical solution provided by the invention is illustrated in more detail with reference to Fig. 1.
As shown in Figure 1, this water cycle temperature control one-dimensional consolidation instrument includes：
Sink disk 100 has the vessel 110 for housing water and soil sample 200, is equipped in vessel 110 and water contacts
The first temperature transducer 300, be used for 100 internal temperature of testing flume disk, under original state, soil sample 200 is placed in vessel 110
Middle part, water ring are equipped with the cycle water guide for carrying out water circulation heat exchange around being distributed in outside soil sample 200, in 100 side of sink disk
Pipe 400, cycle aqueduct 400, which is preferably surround, to be distributed in 100 circumferential lateral surface of sink disk；
Loading component, setting are docked on 110 top of vessel and with 200 top of soil sample；
Deflection monitoring assembly, including data collector 610, the data collector 610 respectively with loading component, first
Temperature transducer 300 connects, for acquiring payload data and temperature data；
Cistern 700, cistern 700 are preferably constant temperature cistern 700, are used for water storage, the water in the cistern 700 can
It imports in cycle aqueduct 400, and cistern 700 is flowed back to after carrying out heat exchange with 100 side of sink disk；When work, water storage
Water inside pond 700 enters in cycle aqueduct 400, and carries out heat exchange with 100 side of sink disk, then by cycle aqueduct
400 flow into constant temperature cistern 700；
Water temperature control assembly and cistern 700 are adapted to and for controlling the water temperature in cistern 700, the water temperature control
Component includes heating control system and refrigeration control system, and water temperature control assembly controls the water temperature of cistern 700, is divided into heating control
System and refrigeration control.
The present invention protects a kind of consolidation apparatus, especially a kind of water to recycle temperature control one-dimensional consolidation instrument, is a kind of civil engineering material
Material consolidation laboratory apparatus, is applied to civil engineering material and tests field of measuring technique.
This water cycle temperature control one-dimensional consolidation instrument overall construction design is reasonable, and various components cooperation is close, this consolidation apparatus includes
Solidified portion, circulating part are divided and water temperature control section, solidified portion include consolidation container (sink disk 100), loading component
With deflection monitoring assembly, the data that data collector 610 acquires can carry out record monitoring in real time, circulating part point via computer
Including cistern 700 and cycle aqueduct 400, water temperature control section includes water temperature control assembly, can be controlled by heating/
Refrigeration control realizes the control to water temperature in cistern 700, and then realizes the temperature in control consolidation container, reaches in non-isothermal
Under the conditions of the purpose of hot consolidation experiment is carried out to soil sample, and use water circulating temperature control system, bulk temperature control accuracy it is high and
Stablize, this consolidation apparatus can study the influence of different temperatures and load to soil solidifying characteristic, reliable operation, even if circulating part point
After being dismantled with water temperature control section, solidified portion still can be used normally, and people is also avoided using digital control scheme gathered data
For error caused by reading.
The entrance of above-mentioned cycle aqueduct 400 is connected with water inlet pipe 410, and outlet is connected with outlet pipe 420, and water inlet pipe
410 and outlet pipe 420 be respectively protruding into cistern 700, ensure the reliability of waterway circulating, and recycle the entrance of aqueduct 400
Positioned at upper position, outlet is located at lower position, ensures the reliability of heat exchange work.The diameter for recycling aqueduct 400 is preferred
In 5mm or so, it is preferred to use silica gel matter hose.
Preferably, loading component includes that lid is located on 510 middle part of pressurization lid 510 and installation pressurization lid at 200 top of soil sample
The pressure rod 520 of side, is connected with dial gauge 620 on pressure rod 520, the data collector 610 respectively with dial gauge 620,
First temperature transducer 300 connects.
In this case, it further preferably includes the computer 630 connected with data collector 610 that water, which recycles temperature control one-dimensional consolidation instrument, this
Sample dial gauge 620 is even connected with data collector 610 respectively with the first temperature transducer 300, and computer 630 is to data collector
610 data carry out record monitoring in real time.
For the reliability for ensureing consolidation container work and temperature controlled accurate and precision, it is preferable that in sink disk
100 upper and lower surfaces are enclosed with adiabator layer 120.
Further, the water preferably in cistern 700 is pumped by water pump 900 in cycle aqueduct 400, the water pump
900 are placed in cistern 700, and water pump 900 is preferably disposed in 700 bottom of cistern, and is connected with the entrance of above-mentioned water inlet pipe 410.
Above-mentioned water pump is preferably mute submersible water pump, and pump capacity is in 1500-2500L/h.
Preferably, heating control system includes the second temperature transducer 810, heating temperature controller 820 and heating device
830, heating device 830 is located at outside cistern 700, and second temperature transducer 810 and heating device 830 are placed in cistern
In 700, the two places the cistern water surface again hereinafter, and the two is equal and heating temperature controller 820 connects.
Further, heating device 830 is set as electric heating tube or electrically-heated coil or electric hot tray.
Preferably, refrigeration control system includes constant temperature refrigeration machine (not shown), the cistern 700 is placed in constant temperature
In refrigeration machine, constant temperature refrigeration machine preferably uses refrigeration compressor or semiconductor refrigerating module.
As a further improvement of the present invention, the constant temperature refrigeration machine includes third temperature transducer, refrigeration controler
And refrigerating plant, the refrigeration controler are connected with third temperature transducer, refrigerating plant respectively, are set on constant temperature refrigeration machine
It is equipped with the control handle being connected with refrigeration controler, the control handle is for controlling constant temperature refrigerating device inner temperature, to control
700 water temperature of cistern processed.
Above-mentioned heating controller and refrigeration controler temperature control range are at -9 DEG C -99 DEG C, and accuracy of temperature control is at ± 1 DEG C.
In the present invention, temperature transducer preferably uses waterproof detecting head.
In conclusion this consolidation apparatus includes circulating part point, water temperature control section and solidified portion, in sink disk side
Equipped with cycle aqueduct, sink disk upper and lower surface wraps up thermal insulation material, and the water water pump of constant temperature cistern is from water pipe water inlet
It is pumped into cycle aqueduct, carries out heat exchange with consolidation apparatus sink disk side, then flow into cistern from water pipe water outlet, from
And water and soil sample temperature in sink disk is made to change, the first temperature transducer measures the temperature in sink disk；Water
Temperature control system refers to controlling the water temperature of cistern, is divided into heating control and refrigeration control, and heating control system is passed including the second thermometric
Sensor, heating temperature controller and heating device, the second temperature transducer measure the water temperature in cistern, the second temperature transducers
The signal output end of device is connect with the signal receiving end of heating temperature controller, heats temperature controller command signal output end and heating device
Signal receiving end connection, heating device heats water, when the water temperature that the second temperature transducer measures reaches setting value,
Heat temperature controller control heater stop work；Refrigeration control system is that cistern is put into constant temperature refrigeration machine, constant temperature system
Cold is made of third temperature transducer, refrigeration controler and refrigerating plant, and the control handle of adjustment constant temperature refrigeration machine can be controlled
Constant temperature refrigerating device inner temperature processed, to control cistern water temperature；Solidified portion includes consolidation container, loading facilities, deflection
Monitoring device and other equipment, dial gauge and the first temperature transducer are connected with data collector respectively, and computer adopts data
The data of storage carry out record monitoring in real time.
The present invention recycles temperature control using water, and temperature control precision is high and stablizes；Can not only heating mode be carried out can also
Refrigeration mode is carried out, and the switching of both of which need not make instrument big change, it is easy to operate；The present invention is common one
It is improved, and consolidation apparatus will not be damaged on dimension consolidation apparatus, consolidation apparatus still can be just after the dismounting of water circulating temperature control system
It is often used；The soil sample volume change data of the present invention are acquired using computer, and error caused by artificial reading is avoided.
In the present case, by taking heating mode as an example, heating temperature controller is connected with power supply, the signal of corresponding temperature transducer is defeated
Outlet is connect with the signal receiving end of heating temperature controller, and the signal for heating temperature controller command signal output end and heating device receives
End connection；It heats temperature controller to set into trip temperature, is needed to set corresponding heating temperature and heating stop temperature according to experiment, store
Sump water temperature can be stablized in ± 1 DEG C of accuracy rating.The calibration of experiment is pressed iron block using the solid iron with soil sample same volume
It is required that being put into consolidation container, and pressurization lid is allowed to be aligned with the center of pressure rod, dial gauge is installed, waits for cistern water temperature stability
Afterwards, water pump is opened, the water of cistern recycles in recycling aqueduct, and constantly carries out hot friendship with consolidation apparatus sink disk side
It changes, observes the temperature that the correspondence temperature transducer in consolidation apparatus sink disk measures, after consolidation container temperature reaches constant, electricity
Brain starts to record the data of data collector, and record value is as calibration value.After the completion of calibration, by the iron in consolidation container
Block changes the soil sample tested into, different temperatures and load can be arranged according to test requirements document, computer is to data collector
Data are recorded in real time, and calibration value is taken into account, and then measure the volume changes value of soil body hot consolidation.
In the present case, in a chiller mode, cistern is put into constant temperature refrigeration machine, adjustment constant temperature is needed according to experiment
The control handle of refrigeration machine controls cistern water temperature.Cistern minimum temperature is 0 DEG C when water being used to recycle, if desired zero degree with
Under temperature, it is contemplated that replace water less than 0 DEG C other liquid with solidification point.
Specific embodiment described herein is only an example for the spirit of the invention.Technology belonging to the present invention is led
The technical staff in domain can make various modifications or additions to the described embodiments or replace by a similar method
In generation, however, it does not deviate from the spirit of the invention or beyond the scope of the appended claims.
Claims (10)
1. a kind of water recycles temperature control one-dimensional consolidation instrument, it is characterised in that：Including：
Sink disk has the vessel for housing water and soil sample, and the first temperature transducer with water contact is equipped in vessel,
It is equipped with the cycle aqueduct for carrying out water circulation heat exchange in sink disk side；
Loading component, setting vessel top and with soil sample at the top of dock；
Deflection monitoring assembly, including data collector, the data collector respectively with loading component, the first temperature transducer
Connection；
Cistern is used for water storage, and the water in the cistern can import in cycle aqueduct, and carry out heat with sink disk side
Cistern is flowed back to after exchange；
Water temperature control assembly and cistern are adapted to and for controlling the water temperature in cistern, and the water temperature control assembly includes system
Thermal control system and refrigeration control system.
2. water according to claim 1 recycles temperature control one-dimensional consolidation instrument, it is characterised in that：Water in the cistern passes through
Water pump is pumped into cycle aqueduct, and the water pump is placed in cistern.
3. water according to claim 1 recycles temperature control one-dimensional consolidation instrument, it is characterised in that：The heating control system includes
Second temperature transducer, heating temperature controller and heating device, the heating device are located at outside cistern, and second thermometric passes
Sensor and heating device are placed in cistern, and the two is connected with heating temperature controller.
4. water according to claim 3 recycles temperature control one-dimensional consolidation instrument, it is characterised in that：The heating device is set as electricity
Heating tube or electrically-heated coil or electric hot tray.
5. water according to claim 1 recycles temperature control one-dimensional consolidation instrument, it is characterised in that：The refrigeration control system includes
Constant temperature refrigeration machine, the cistern are placed in constant temperature refrigeration machine.
6. water according to claim 5 recycles temperature control one-dimensional consolidation instrument, it is characterised in that：The constant temperature refrigeration machine includes the
Three temperature transducers, refrigeration controler and refrigerating plant, the refrigeration controler are filled with third temperature transducer, refrigeration respectively
Connection is set, the control handle being connected with refrigeration controler is provided on constant temperature refrigeration machine, the control handle is for controlling perseverance
Warm refrigerating device inner temperature, to control cistern water temperature.
7. water according to any one of claims 1 to 6 recycles temperature control one-dimensional consolidation instrument, it is characterised in that：Each temperature transducers
Device is set as waterproof detecting head.
8. water according to any one of claims 1 to 6 recycles temperature control one-dimensional consolidation instrument, it is characterised in that：In sink disk
Upper and lower surface is enclosed with adiabator layer.
9. water according to any one of claims 1 to 6 recycles temperature control one-dimensional consolidation instrument, it is characterised in that：The loading group
Part includes the pressure rod of top in the middle part of the pressurization lid that lid is located at the top of soil sample and installation pressurization lid, and percentage is connected on pressure rod
Table, the data collector are connected with dial gauge, the first temperature transducer respectively.
10. water according to claim 9 recycles temperature control one-dimensional consolidation instrument, it is characterised in that：It is one-dimensional solid that the water recycles temperature control
It further includes the computer connected with data collector to tie instrument.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810541227.5A CN108717014A (en) | 2018-05-30 | 2018-05-30 | Water recycles temperature control one-dimensional consolidation instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810541227.5A CN108717014A (en) | 2018-05-30 | 2018-05-30 | Water recycles temperature control one-dimensional consolidation instrument |
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| Publication Number | Publication Date |
|---|---|
| CN108717014A true CN108717014A (en) | 2018-10-30 |
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ID=63912348
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810541227.5A Pending CN108717014A (en) | 2018-05-30 | 2018-05-30 | Water recycles temperature control one-dimensional consolidation instrument |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109613941A (en) * | 2018-11-05 | 2019-04-12 | 禄根仪器(镇江)有限公司 | A kind of digestion instrument double temperature control device |
| CN109827873A (en) * | 2019-02-28 | 2019-05-31 | 温州大学 | Consider the multi-functional soft soil rheological tester that temperature influences |
| CN111442958A (en) * | 2020-04-09 | 2020-07-24 | 西安交通大学 | Temperature control consolidation device for measuring soil body strain under boundary condition |
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| CN109827873A (en) * | 2019-02-28 | 2019-05-31 | 温州大学 | Consider the multi-functional soft soil rheological tester that temperature influences |
| CN111442958A (en) * | 2020-04-09 | 2020-07-24 | 西安交通大学 | Temperature control consolidation device for measuring soil body strain under boundary condition |
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