CN206258309U - A kind of frozen soil rotation shearing device - Google Patents
A kind of frozen soil rotation shearing device Download PDFInfo
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- CN206258309U CN206258309U CN201621407661.7U CN201621407661U CN206258309U CN 206258309 U CN206258309 U CN 206258309U CN 201621407661 U CN201621407661 U CN 201621407661U CN 206258309 U CN206258309 U CN 206258309U
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- 238000010008 shearing Methods 0.000 title claims abstract description 139
- 239000002689 soil Substances 0.000 title claims abstract description 116
- 239000003507 refrigerant Substances 0.000 claims abstract description 59
- 238000001816 cooling Methods 0.000 claims abstract description 7
- 238000009413 insulation Methods 0.000 claims description 39
- 230000004888 barrier function Effects 0.000 claims description 19
- 238000010438 heat treatment Methods 0.000 claims description 19
- 239000004744 fabric Substances 0.000 claims 1
- 238000012360 testing method Methods 0.000 abstract description 10
- 230000000694 effects Effects 0.000 abstract description 7
- 238000002474 experimental method Methods 0.000 abstract description 5
- 238000007710 freezing Methods 0.000 abstract description 5
- 230000008014 freezing Effects 0.000 abstract description 5
- 238000004088 simulation Methods 0.000 abstract description 4
- 238000000034 method Methods 0.000 description 23
- 239000003795 chemical substances by application Substances 0.000 description 18
- 239000000758 substrate Substances 0.000 description 12
- 238000003825 pressing Methods 0.000 description 7
- 238000010276 construction Methods 0.000 description 4
- 238000004458 analytical method Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 3
- 238000013461 design Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000010687 lubricating oil Substances 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 230000000007 visual effect Effects 0.000 description 2
- 238000013459 approach Methods 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 238000012512 characterization method Methods 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000007323 disproportionation reaction Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000009533 lab test Methods 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
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- Investigation Of Foundation Soil And Reinforcement Of Foundation Soil By Compacting Or Drainage (AREA)
Abstract
The utility model provides a kind of frozen soil rotation shearing device, belongs to Geotechnical Engineering testing field.Frozen soil rotation shearing device includes thermograde generating assembly and rotational shear component.Thermograde generating assembly includes the refrigerant pipe passed through for cooling mediator, and rotational shear component includes shearing cylinder, and shearing cylinder is used to house soil body sample.Refrigerant pipe is sheathed on shearing cylinder in the shape of a spiral.After the frozen soil rotation shearing device that the utility model is provided can realize temperature distribution gradient in fully freezing soil body sample and in the soil body, rotational shear experiment is carried out to frozen soil immediately, Temperature Distribution in the soil body is small by external interference, refrigerating effect is good, can realize calculating the simulation of frozen soil shear behavior by set of device.The utility model additionally provides a kind of frozen soil rotation shearing device, and the refrigerant pipe in the frozen soil rotation shearing device is in charge of including multiple, it is possible to provide the temperature gradient distribution of different directions, meets different experiment and engineering demands.
Description
Technical field
The utility model is related to Geotechnical Engineering testing field, in particular to a kind of frozen soil rotation shearing device.
Background technology
In rock-soil mechanics, it is often necessary to carry out shearing test to ground sample, with the shearing strength of analytical soil sample, and then
Meet the technical requirements of the design and construction such as foundation engineering, underground engineering.
In existing laboratory test condition, because easy to operate, test principle is clear, and it is engineering technology people to be easy to for direct shear test
Member grasps and is subject to extensive use, is still at present that the line of engineering one carries out the Main Means of indoor measurement soil shear strength.But it is existing
Some direct shear test devices can only be directed to the soil body sample under constant temperature and pressure, and some drawbacks are still suffered from shear history, such as
Shear surface is non-constant, the problems such as be susceptible to stress concentration.In addition, in Practical Project, often also needing to for some special bars
The soil body under part, such as high/low temperature frozen soil, the frozen soil of temperature distributing disproportionation are constructed.Existing indoor direct shearing test device is not
These requirements can simultaneously be met, cause experimental result serious disconnection actual with engineering, experiment is not reached instructs Practical Project construction
Requirement.
Utility model content
The utility model provides a kind of frozen soil rotation shearing device, it is intended to solves soil body shear in the prior art and deposits
Above mentioned problem.
What the utility model was realized in：
A kind of frozen soil rotation shearing device includes thermograde generating assembly and rotational shear component；The thermograde hair
Raw component includes the refrigerant pipe passed through for cooling mediator, and rotational shear component includes shearing cylinder, stand and drive component；It is described
Shearing cylinder is the cylinder that section is annular, surrounds the viscous shear space of ring-shaped cylinder shape, and the viscous shear space is used to house soil body examination
Sample, described shearing cylinder one end is fixedly linked with the stand, and the stand is used to apply pressure to the soil body sample, described to cut
An other end is cut to be connected with the drive component and can be rotated with the drive component；The refrigerant pipe is in the shape of a spiral, described cold
Matchmaker's pipe is connected with the shearing cylinder, and the refrigerant pipe is sheathed on the shearing cylinder outside or is placed in the shearing cylinder inner ring.
In preferred embodiment of the present utility model, the thermograde generating assembly includes thermal insulation barriers, the refrigerant
Pipe is placed between the thermal insulation barriers and shearing cylinder.
In preferred embodiment of the present utility model, the thermal insulation barriers include multiple ring-type heat insulations, it is multiple it is described every
Hot block is spaced apart on the extension line of the upper end to the lower end.
In preferred embodiment of the present utility model, the interval between the heat insulation and heat insulation is provided with heating
Part.
In preferred embodiment of the present utility model, rotation shearing device includes multiple shearing cylinders, and shearing cylinder includes upper
Cylinder and the lower shell being adapted to upper shell, upper shell are connected with lower shell, and lower shell is connected with drive component, multiple shearing cylinder
It is highly identical, difference shearing cylinders on upper shells it is different from the height ratio of lower shell.
In preferred embodiment of the present utility model, upper shell is provided with card at the contact surface of institute's upper shell and lower shell
Access slot, lower shell includes the clamping block being adapted to buckling groove.
A kind of frozen soil rotation shearing device, including thermograde generating assembly and rotational shear component；The thermograde
Generating assembly includes the refrigerant pipe passed through for cooling mediator, and rotational shear component includes shearing cylinder, stand and drive component；Institute
It is the cylinder that section is annular to state shearing cylinder, surrounds the viscous shear space of ring-shaped cylinder shape, and the viscous shear space is used to house the soil body
Sample, described shearing cylinder one end is fixedly linked with the stand, and the stand is used to apply pressure to the soil body sample, described
The shearing cylinder other end is connected with the drive component and can be rotated with the drive component；The refrigerant pipe is in charge of including multiple,
The extension line of turning end of the fixing end for extending perpendicularly to the shearing cylinder being in charge of to the shearing cylinder, it is described cold
Matchmaker's pipe sleeve is located at the shearing cylinder outside or is placed in the shearing cylinder inner ring.
In preferred embodiment of the present utility model, the thermograde generating assembly includes thermal insulation barriers, described heat-insulated
Part is covered in the shearing cylinder surface.
In preferred embodiment of the present utility model, the thermal insulation barriers include multiple heat insulations, multiple heat insulations
It is spaced apart on the extension line being in charge of.
In preferred embodiment of the present utility model, the interval of the heat insulation is provided with heating member.
The beneficial effects of the utility model are：The frozen soil rotation shearing device bag that the utility model is obtained by above-mentioned design
Thermograde generating assembly is included, soil body sample can have been freezed before soil body sample is sheared, to realize to frozen soil soil body sample
Simulation, and thermograde is produced in soil body sample；Freezing and the realization of thermograde were carried out before shearing, it is ensured that reached pre-
Fixed refrigerating effect, so as to carry out the analysis of Shear Resistance of frozen soil, makes experimental result be close to the engineering reality of frozen soils construction.
Brief description of the drawings
In order to illustrate more clearly of the technical scheme of the utility model implementation method, below will be to being wanted needed for implementation method
The accompanying drawing for using is briefly described, it will be appreciated that the following drawings illustrate only some embodiments of the present utility model, therefore not
The restriction to scope is should be considered as, for those of ordinary skill in the art, on the premise of not paying creative work,
Other related accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is the structural representation of the frozen soil rotation shearing device of the offer of embodiment one in the utility model implementation method；
Fig. 2 is the sectional view of the shearing cylinder of the offer of embodiment one in the utility model implementation method；
Fig. 3 is that the shearing cylinder of the offer of embodiment one in the utility model implementation method shows with the connection of refrigerant pipe and thermal insulation barriers
It is intended to；
Fig. 4 is the structural representation of the heating member of the offer of embodiment one in the utility model implementation method；
Fig. 5 is the structural representation of the pressing means of the offer of embodiment one in the utility model implementation method；
Fig. 6 is knot of the refrigerant pipe of the offer of embodiment two in the utility model implementation method with shearing cylinder under the first visual angle
Structure schematic diagram；
Fig. 7 is knot of the refrigerant pipe of the offer of embodiment two in the utility model implementation method with shearing cylinder under the second visual angle
Structure schematic diagram；
Fig. 8 is that the connection of the refrigerant pipe and shearing cylinder and thermal insulation barriers of the offer of embodiment two in the utility model implementation method is shown
It is intended to；
Fig. 9 is the structural representation of the heating member of the offer of embodiment two in the utility model implementation method.
Icon：1- frozen soil rotation shearing devices；200- rotational shear components；100- thermograde generating assemblies；210- cuts
Cut cylinder；230- stands；250- drive components；232- top boards；239- columns；234- sliding panels；236- shears substrate；238- bottoms
Seat；212- upper shells；214- lower shells；Outer wall is sheared on 2122-；Inwall is sheared on 2124-；2126- buckling grooves；Under 2142-
Shearing outer wall；2144- down cut inwalls；2146- clamping blocks；2147- bottom walls；2148- is raised；216- viscous shear spaces；2322- stretches
Contracting part；2342- pressing means；252- power source parts；254- turbines；256- worm screws；110- refrigerant pipes；112- is in charge of；114- is input into
End；116- output ends；130- thermal insulation barriers；132- heat insulations；150- heating members.
Specific embodiment
To make the purpose, technical scheme and advantage of the utility model implementation method clearer, below in conjunction with this practicality
Accompanying drawing in new implementation method, is clearly and completely described to the technical scheme in the utility model implementation method, shows
So, described implementation method is a part of implementation method of the utility model, rather than whole implementation methods.Based on this practicality
Implementation method in new, it is every other that those of ordinary skill in the art are obtained under the premise of creative work is not made
Implementation method, belongs to the scope of the utility model protection.Therefore, implementation of the present utility model below to providing in the accompanying drawings
The detailed description of mode is not intended to limit claimed scope of the present utility model, but is merely representative of of the present utility model
Selected implementation method.Based on the implementation method in the utility model, those of ordinary skill in the art are not making creative labor
The every other implementation method obtained under the premise of dynamic, belongs to the scope of the utility model protection.
In description of the present utility model, it is to be understood that the term of indicating position or position relationship is based on accompanying drawing
Shown orientation or position relationship, are for only for ease of and describe the utility model and simplify to describe, rather than instruction or hint institute
The equipment or element of finger must have specific orientation, with specific azimuth configuration and operation, therefore it is not intended that to this reality
With new limitation.
In the utility model, unless otherwise clearly defined and limited, term " installation ", " connected ", " connection ", " Gu
It is fixed " etc. term should be interpreted broadly, for example, it may be fixedly connected, or be detachably connected, or integrally；Can be
Be joined directly together, it is also possible to be indirectly connected to by intermediary, can be two element internals connection or two elements it is mutual
Interactively.For the ordinary skill in the art, can as the case may be understand that above-mentioned term is new in this practicality
Concrete meaning in type.
In the utility model, unless otherwise clearly defined and limited, fisrt feature is on or below second feature
The first and second feature directly contacts can be included, it is also possible to including the first and second features be not directly contact but by it
Between other characterisation contact.And, fisrt feature is on second feature, top and above include fisrt feature the
Directly over two features and oblique upper, or fisrt feature level height is merely representative of higher than second feature.Fisrt feature is special second
Under levying, lower section and fisrt feature included below are immediately below second feature and obliquely downward, or are merely representative of fisrt feature level
Highly it is less than second feature.
Embodiment one.
A kind of frozen soil rotation shearing device 1 is present embodiments provided, Fig. 1 is referred to, this frozen soil rotation shearing device 1 is wrapped
Include rotational shear component 200 and thermograde generating assembly 100.
Rotational shear component 200 includes the stand 230 and drive component 250 that shearing cylinder 210 is connected with shearing cylinder 210.
Fig. 1 and Fig. 2 is referred to, shearing cylinder 210 surrounds the viscous shear space 216 of ring-shaped cylinder shape, and shearing cylinder 210 includes upper cylinder
Body 212 and lower shell 214.Upper shell 212 includes the upper shearing outer wall 2122 in cylindrical surface structure and upper shearing inwall 2124, under
Cylinder 214 includes the bottom wall 2147 and the down cut outer wall 2142 and down cut inwall in cylindrical surface structure of planar structure annular in shape
2144.Upper shearing outer wall 2122 is connected with down cut outer wall 2142, and upper shearing inwall 2124 is connected with down cut inwall 2144, under
Shearing inwall 2144 is connected with down cut outer wall 2142 by bottom wall 2147.On upper shearing outer wall 2122 and upper shearing inwall 2124
Buckling groove 2126 is provided with, down cut outer wall 2142 and down cut inwall 2144 are provided with clamping block 2146.Buckling groove 2126 and card
Connect block 2146 to be adapted to, have lubricating oil in buckling groove 2126 and the contact surface of clamping block 2146, cylinder is gone up relatively with lower shell 214
Body 212 reduces resistance during rotating.On the wall being oppositely arranged of down cut outer wall 2142 and down cut inwall 2144 with
And bottom wall 2147 is provided with multiple raised 2148.
Stand 230 includes top board 232, column 239, sliding panel 234, shearing substrate 236 and base 238.Top board 232, cunning
Dynamic plate 234, shearing substrate 236 and base 238 be arranged in parallel from top to down.Column 239 successively with top board 232, sliding panel
234th, shearing substrate 236 is connected with base 238.Wherein, top board 232, shearing substrate 236 and base 238 and the fixing phase of column 239
Even.Sliding panel 234 is slided with column 239 and is connected, and sliding panel 234 can be slided relative to column 239 along the length direction of column 239
It is dynamic.
Extensible member 2322 is provided between top board 232 and sliding panel 234.In the utility model embodiment, extensible member 2322
It is hydraulic jack.The one end of extensible member 2322 is connected with sliding panel 234, and the other end of extensible member 2322 is connected with top board 232.
Shearing cylinder 210 is provided between sliding panel 234 and shearing substrate 236.Lower shell 214 is on shearing substrate 236.Under
Cylinder 214 is connected away from one end of shearing substrate 236 with upper shell 212.Sliding panel 234 is provided with away from the side of extensible member 2322
Pressing means 2342.In the utility model embodiment, pressing means 2342 are circular cylindrical boss structure (referring to Fig. 5).Pressurization
Part 2342 can be put in viscous shear space 216, and directly soil body sample is pressurizeed.Pressing means 2342 are used to be contacted with soil body sample
End face be provided with multiple raised 2148.
Drive component 250 is provided between shearing substrate 236 and base 238.In the utility model embodiment, drive component
250 include power source part 252, turbine 254 and worm screw 256.Power source part 252 is used for output torque, the output of power source part 252
Axle is connected with worm screw 256 and worm screw 256 can be driven to rotate, and turbine 254 is engaged with worm screw 256.Shearing substrate 236 is provided with logical
Hole, the rotating shaft of turbine 254 is fixedly linked through the through hole on shearing substrate 236 with lower shell 214.The rotating shaft of turbine 254 can drive down
Cylinder 214 is rotated.
Thermograde generating assembly 100 includes refrigerant pipe 110, thermal insulation barriers 130 and heating member 150.
Refrigerant pipe 110 passes through for cooling mediator.Refrigerant pipe 110 includes input 114 and output end 116.Input 114
For being connected with refrigerant agent source, output end 116 is used to be connected with refrigerant agent retracting device.It is cold in the utility model embodiment
Matchmaker's pipe 110 is spiral element.Refrigerant pipe 110 is sheathed on the outside of shearing cylinder 210 and is connected with cylinder is preceding connect.Input 114 is located at and cuts
Cut near one end of sliding panel 234 on cylinder 210, output end 116 is located on shearing cylinder 210 near one end of shearing substrate 236.It is cold
Mediator can be cryogenic gas.
Fig. 3 is referred to, thermal insulation barriers 130 include multiple heat insulations 132.In the utility model embodiment, heat insulation 132 is
Cyclic structure, heat insulation 132 is sheathed on shearing cylinder 210 and the outside of refrigerant pipe 110.Multiple heat insulations 132 are in upper shell 212 under
It is spaced apart on the bearing of trend of cylinder 214.
Fig. 4 is referred to, heating member 150 is located in the interval between multiple heat insulations 132.In the utility model embodiment,
Resistance wire is provided with heating member 150.
The operation principle of the utility model embodiment is：The soil body sample of ring-type is placed in viscous shear space 216, makes soil
Body sample one end is placed in lower shell 214 and makes on lower shell 214 raised 2148 to be embedded in soil body sample, makes soil body sample another
One end is placed in upper shell 212.Extend extensible member 2322, sliding panel 234 by under the promotion of extensible member 2322 along column 239 to
Shearing cylinder 210 is slided, and pressing means 2342 will be contacted with the soil body sample in upper shell 212 and apply pressure to soil body sample, plus
On casting die 2342 raised 2148 are embedded in soil body sample.Power source part 252 is started, the rotating speed of the output of power source part 252 passes through
After the deceleration of the worm screw 256 of turbine 254, lower shell 214 is transferred to, lower shell 214 starts to rotate.Due to the bottom wall of lower shell 214
On 2147 raised 2148 are embedded in soil body sample, and the rotation of lower shell 214 will drive soil body sample to be located in lower shell 214
One end rotates.
Soil body sample in upper shell 212 does not rotate in the presence of the pressure that pressing means 2342 apply, lower shell
Soil body sample in 214 is rotated under the drive of lower shell 214 with lower shell 214.Therefore, soil body sample will be in upper shell
212 and the junction of lower shell 214 be sheared, shear surface is the joint face of upper shell 212 and lower shell 214.
Refrigerant pipe 110 is used to pass through refrigerant agent, and refrigerant agent enters refrigerant pipe 110 from input 114, from output end 116
Discharge refrigerant pipe 110.During by refrigerant pipe 110, due to being provided with thermal insulation barriers 130, refrigerant agent will only for refrigerant agent
Heat exchange is produced with soil body sample, the temperature of soil body sample is higher than refrigerant agent so that refrigerant agent absorbs the heat of soil body sample,
The temperature reduction of soil body sample.Researcher or engineering staff can whereby realize the rotational shear simulation to frozen soil.
After the heat for absorbing soil body sample, temperature gradually rises refrigerant agent.Therefore the mistake for passing through refrigerant pipe 110 in refrigerant agent
Cheng Zhong, cooling effect of the refrigerant agent to soil body sample gradually weakens, and the temperature of soil body sample will arrive lower shell in upper shell 212
Gradient is produced on 214 bearing of trend.
After being freezed to soil body sample, the shearing test of soil body sample is carried out, you can the shear resistance of frozen soil is carried out to simulate
Can analysis.When soil body sample is destroyed along the joint face of upper shell 212 and lower shell 214, researcher or engineering staff can receive
Collect output torque, the size of soil body sample, shearing resistance, the displacement of lower shell 214 and the lower shell 214 of drive component 250
The data such as rotating speed carry out the calculating of soil body sample shearing strength.
Heating member 150, the interval that heating member 150 is placed between heat insulation 132 are also provided with the utility model embodiment
In, contain resistance wire in heating member 150.After being powered to heating member 150, heating member 150 produces heat, and its heat transfer is to cold
Mediator so that refrigerant agent realizes temperature rise successively after per pass heating member 150, cold at each section in refrigerant pipe 110
The temperature difference of mediator is further enlarged, so that produce larger thermograde in soil body sample, with closer to reality
Frozen soils structure in profiling temperatures.
In the utility model, multiple height identical shearing cylinders 210 can also be set, in each shearing cylinder 210, upper cylinder
Body 212 is different from the height ratio of lower shell 214.Researcher or engineering staff can by multiple shearing cylinders 210 carry out with
Shear surface position is the multiple rotary shearing experiment of variable, so as to observe influence of the shear surface position to experimental result.
The beneficial effect of the utility model embodiment is：The frozen soil rotation shearing device that the utility model embodiment is provided
Thermograde generating assembly 100 is included in 1, soil body sample can be freezed before soil body sample is sheared, to realize to frozen soil
The simulation of soil body sample；Soil body sample can be sheared immediately after freezing, the temperature of soil body sample is small by external influence,
Ensure preferably refrigerating effect, so as to carry out the analysis of Shear Resistance of frozen soil, experimental result is close to the engineering of frozen soils construction
It is actual.
The frozen soil rotation shearing device 1 that the utility model embodiment is provided, refrigerant pipe 110 is helical to be sheathed on shearing
Cylinder 210 so that the heat exchange of refrigerant agent and soil body sample fully, has preferably refrigerating effect to soil body sample.
The frozen soil rotation shearing device 1 that the utility model embodiment is provided, the letter of its structure of thermograde generating assembly 100
It is single, only refrigerant agent need to be made to be circulated in refrigerant pipe 110, you can to realize the freezing to the soil body.
The frozen soil rotation shearing device 1 that the utility model embodiment is provided, by the sliding panel driven by extensible member 2322
234 move downward to the soil body sample pressurization in upper shell 212 so that the soil body sample in upper shell 212 is pressurized uniformly, favorably
In the stabilization of test result.
The frozen soil rotation shearing device 1 that the utility model embodiment is provided, the He of clamping block 2146 is provided with shearing cylinder 210
The structure of buckling groove 2126, when soil body sample is under pressure, clamping block 2146 and the structure of buckling groove 2126 can avoid the soil body from trying
Sample is extruded from the contact surface of upper shell 212 and lower shell 214, so as to improve the accuracy of measurement result.
The frozen soil rotation shearing device 1 that the utility model embodiment is provided, can include multiple shearing cylinders 210, study people
Member or engineering staff can carry out multiple rotary shearing experiment by multiple shearing cylinder 210, so as to draw shear surface position to reality
Test the influence of result.
It should be noted that the effect of refrigerant pipe 110 is the freezing for realizing soil body sample, in other realities of the present utility model
Apply in mode, the quantity of refrigerant pipe 110 is not limited to one, and refrigerant pipe 110 is also connected to the inside of shearing cylinder 210 or while connects
It is connected to outside the inside of shearing cylinder 210 or shearing cylinder 210；In other embodiment of the present utility model, extensible member 2322 may be used also
Think the structures such as the screw rod that jack and top board 232 are rotatedly connected and coordinate；The effect of lubricating oil is to reduce the He of upper shell 212
Resistance between lower shell 214, so as to obtain more accurate experimental result, in other implementation methods of the present utility model,
Can also realize that drag reduction is acted on using modes such as bearings.
Embodiment two.
The utility model embodiment provides a kind of frozen soil rotation shearing device 1.The utility model embodiment two is provided
The provided frozen soil rotation shearing device 1 a kind of with embodiment of frozen soil rotation shearing device 1 structure it is essentially identical.Its difference
It is：The structure of thermograde generating assembly 100 is different.
Fig. 9 is referred to, in the utility model embodiment two, thermograde generating assembly 100 includes refrigerant pipe 110, heat-insulated
Part 130 and heating member 150.
Fig. 6 and Fig. 7 is referred to, refrigerant pipe 110 is in charge of 112 including input 114, output end 116 and multiple.Multiple is in charge of
112 are connected side by side, and shearing cylinder 210 is sheathed on multiple and is in charge of in 112 spaces for surrounding.Input 114 and output end 116 are by simultaneously
The multiple of row is in charge of 112 and is connected.Input 114 is used to be connected with refrigerant agent source, and output end 116 is used for and refrigerant agent retracting device
It is connected.Multiple is in charge of the bearing of trend of 112 bearing of trend vertical or near perpendicular to upper shell 212 to lower shell 214, refrigerant
Agent is after input 114 enters refrigerant agent, while approach multiple is in charge of 112 discharges refrigerant pipe 110 from output end 116.
Fig. 8 is referred to, thermal insulation barriers 130 include multiple heat insulations 132.The compartment of terrain of multiple heat insulations 132 is connected to shearing cylinder
210 outsides.Multiple heat insulations 132 are spaced apart along perpendicular to the direction of upper shell 212 and the line of lower shell 214.
Fig. 9 is referred to, heating member 150 is provided with resistance wire located at the interval of thermal insulation barriers 130 in heating member 150.
The operation principle of the frozen soil rotation shearing device 1 that the utility model embodiment two is provided and the utility model embodiment
The operation principle of the one frozen soil rotation shearing device 1 for providing is essentially identical.Its difference is：The utility model embodiment two is provided
The direction of thermograde that is provided for soil body sample of thermograde generating assembly 100 and embodiment one in difference.This practicality
In new embodiment one, the thermograde direction in soil body sample is the bearing of trend of upper shell 212 to lower shell 214；This reality
With in new embodiment two, the thermograde direction of soil body sample is the extension side perpendicular to upper shell 212 to lower shell 214
To.
Basic a kind of with embodiment of beneficial effect of the frozen soil rotation shearing device 1 that the utility model embodiment two is provided
It is identical.Its difference is：Thermograde on the bearing of trend of upper shell 212 to lower shell 214 can be provided.
Preferred embodiment of the present utility model is the foregoing is only, the utility model is not limited to, for
For those skilled in the art, the utility model can have various modifications and variations.It is all in spirit of the present utility model and former
Within then, any modification, equivalent substitution and improvements made etc. should be included within protection domain of the present utility model.
Claims (10)
1. a kind of frozen soil rotation shearing device, it is characterised in that including thermograde generating assembly and rotational shear component；
The thermograde generating assembly includes the refrigerant pipe passed through for cooling mediator, and the rotational shear component includes shearing
Cylinder, stand and drive component；
The shearing cylinder is the cylinder that section is annular, surrounds the viscous shear space of ring-shaped cylinder shape, and the viscous shear space is used to hold
Soil body sample is put, described shearing cylinder one end is fixedly linked with the stand, the stand is used to apply to press to the soil body sample
Power, the shearing cylinder other end is connected with the drive component and can be rotated with the drive component；
In the shape of a spiral, the refrigerant pipe is connected the refrigerant pipe with the shearing cylinder, and the refrigerant pipe is sheathed on the shearing cylinder
Outside is placed in the shearing cylinder inner ring.
2. frozen soil rotation shearing device according to claim 1, it is characterised in that the thermograde generating assembly includes
Thermal insulation barriers, the refrigerant pipe is placed between the thermal insulation barriers and shearing cylinder.
3. frozen soil rotation shearing device according to claim 2, it is characterised in that the thermal insulation barriers include multiple ring-types every
Hot block, multiple heat insulations divide in the fixing end of the shearing cylinder to interval on the extension line of the turning end of the shearing cylinder
Cloth.
4. frozen soil rotation shearing device according to claim 3, it is characterised in that between two adjacent heat insulations
Interval be provided with heating member.
5. frozen soil rotation shearing device according to claim 1, it is characterised in that the rotation shearing device includes multiple
The shearing cylinder, the shearing cylinder includes upper shell and the lower shell being adapted to upper shell, the upper shell and the lower shell
It is connected, the lower shell is connected with the drive component, the cylinder of multiple shearing cylinders is highly identical, multiple shearing cylinders
On upper shell it is different from the height ratio of lower shell.
6. frozen soil rotation shearing device according to claim 5, it is characterised in that the upper shell the upper shell with
Buckling groove is provided with the contact surface of the lower shell, the lower shell includes the clamping block being adapted to the buckling groove.
7. a kind of frozen soil rotation shearing device, it is characterised in that including thermograde generating assembly and rotational shear component；
The thermograde generating assembly includes the refrigerant pipe passed through for cooling mediator, and the rotational shear component includes shearing
Cylinder, stand and drive component；
The shearing cylinder is the cylinder that section is annular, surrounds the viscous shear space of ring-shaped cylinder shape, and the viscous shear space is used to hold
Soil body sample is put, described shearing cylinder one end is fixedly linked with the stand, the stand is used to apply to press to the soil body sample
Power, the shearing cylinder other end is connected with the drive component and can be rotated with the drive component；
The refrigerant pipe is in charge of including multiple, and the fixing end for extending perpendicularly to the shearing cylinder being in charge of is cut described in
The extension line of the turning end of cylinder is cut, the refrigerant pipe is sheathed on the shearing cylinder outside or is placed in the shearing cylinder inner ring.
8. frozen soil rotation shearing device according to claim 7, it is characterised in that the thermograde generating assembly includes
Thermal insulation barriers, the thermal insulation barriers are covered in the shearing cylinder surface.
9. frozen soil rotation shearing device according to claim 8, it is characterised in that the thermal insulation barriers include multiple heat-insulated
Block, multiple heat insulations are spaced apart on the extension line being in charge of.
10. frozen soil rotation shearing device according to claim 9, it is characterised in that two adjacent heat insulations
Interval is provided with heating member.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621407661.7U CN206258309U (en) | 2016-12-20 | 2016-12-20 | A kind of frozen soil rotation shearing device |
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| CN106769410A (en) * | 2016-12-20 | 2017-05-31 | 盐城工学院 | A kind of frozen soil rotation shearing device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106769410A (en) * | 2016-12-20 | 2017-05-31 | 盐城工学院 | A kind of frozen soil rotation shearing device |
| CN106769410B (en) * | 2016-12-20 | 2023-09-19 | 盐城工学院 | Frozen soil rotary shearing device |
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