CN105842125B - A kind of crack analog regulation mechanism of slip casting diffusion test set - Google Patents
A kind of crack analog regulation mechanism of slip casting diffusion test set Download PDFInfo
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- CN105842125B CN105842125B CN201610334325.2A CN201610334325A CN105842125B CN 105842125 B CN105842125 B CN 105842125B CN 201610334325 A CN201610334325 A CN 201610334325A CN 105842125 B CN105842125 B CN 105842125B
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N13/00—Investigating surface or boundary effects, e.g. wetting power; Investigating diffusion effects; Analysing materials by determining surface, boundary, or diffusion effects
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N13/00—Investigating surface or boundary effects, e.g. wetting power; Investigating diffusion effects; Analysing materials by determining surface, boundary, or diffusion effects
- G01N2013/003—Diffusion; diffusivity between liquids
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Abstract
The invention discloses a kind of crack analog regulation mechanisms of slip casting diffusion test set, belong to slip casting diffusion test equipment technical field, including regulating member and measuring part, the regulating member includes fastening nut, adjusting bolt, top board, visual plate, lower platen, bottom plate, gland and servo motor, fastening nut is fixed on top board, adjusting bolt one end is connect with fastening nut, and the other end is connect with servo motor, and gland is fixedly connected with bottom plate；Measuring part includes displacement measurement bar and displacement sensor, displacement measurement bar is placed in adjusting bolt, and the first sealing ring is provided on displacement measurement bar, the second sealing ring is provided in adjusting bolt, spring is housed, displacement sensor is connect with servo motor on displacement measurement bar.The present invention realizes balance internal pressure, Fracture Width is adjusted and the multi-functional of width measurement, and accurate foundation can be provided for the foundation of mortar depositing construction and slurries diffusion model, ensures slip casting effect.
Description
Technical field
The present invention relates to slip casting diffusion test equipment technical fields more particularly to a kind of slip casting diffusion test set to split
Gap analog regulation mechanism.
Background technology
Grouting engineering implements the Rock And Soil for the mainly complex geologic conditions being directed to, and people are difficult to slurries under normal circumstances
Slip casting effect under the conditions of related stratum, which is made, to be estimated and controls.It is desirable to by establishing the slurry under the conditions of corresponding slip casting
Liquid diffusion model is predicted and is instructed to slip casting process.
In Grouting engineering, for batholith slip casting slurries diffusion and diffusion model foundation by a variety of geological conditions shadow
It rings, such as fracture opening, permeability, crack roughness, the inclination angle in crack, fractured zones, fillibility and connectivity and underground water
Deng；The construction factors such as the rheological characteristic of the slurries during slip casting simultaneously, size, grouting pressure and the flow of slurries composition particle are same
Sample influences diffusion and the slip casting effect of slurries.For research slurries different angle, opening width rock mass in diffusion theory, usually
Simulate the slip casting situation under different condition using slip casting simulated experiment, for establish corresponding diffusion model and diffusion theory provide according to
According to.
There are problems for existing analogue experiment installation both at home and abroad at present, such as：The mostly grouting test of loose media filling
Device, structural plane slip casting analogue experiment installation are less；The spreading morphology and rule of slurries can not directly be observed；It is difficult that completion is single
The simulation of crack condition slurries diffusion；In simulating single crack grouting experiment, it is difficult to complete the adjusting to Fracture Width and control
System, and monitoring is lacked to the variation of Fracture Width；When using slip casing by pressure, experimental provision is easy to generate shape under pressure
Become, it is difficult to be balanced to the pressure in experimental provision, can not recovery adjusting be carried out to the deformation of experimental provision in time.
Publication No. CN 1908371, publication date are that the Chinese patent literature of on February 07th, 2007 discloses a kind of slip casting
Diffusion test set, which is characterized in that including test fluid generating means, slurries diffusion test set and retracting device, experiment
Fluid generating means will generate grouting serous fluid, and experiment is provided to slurries diffusion test set by the grouting pressure of design, grouting amount
Substance；Grouting serous fluid can simulate on slurries diffusion test set to be diffused in the slip casting model in various cracks, slurries diffusion
Test device is equipped with the window for seeing and looking into slurries diffusion shape and measuring diffusion term, is equipped with and reads different diffusion length slurries energy consumptions
Fluid pressure test device；Retracting device is used to complete the recycling of test job slurries.
Slip casting diffusion test set disclosed in the patent document, although crack and crack geological conditions can be simulated,
It is, in simulating single crack grouting experiment, it is difficult to the adjusting to Fracture Width and control are completed, and to the variation of Fracture Width
Lack monitoring；Accurate foundation cannot be provided for the foundation of mortar depositing construction and slurries diffusion model.
Publication No. CN 103954432A, publication date are that on 07 30th, 2014 Chinese patent literatures disclose one kind
The simulation crack grouting model test platform of variable pitch, it is characterized in that：Including simulation crack, water tank of voltage regulation and liftable branch
Seat；Wherein, simulation crack includes two pieces of glass plates, and downside glass plate is equipped with injected hole, is filled between two pieces of glass plates more
Hole medium；Water tank of voltage regulation and the upside glass plate in simulation crack are hinged, and liftable bearing is fixed on the downside glass in simulation crack
The lower end of plate, liftable bearing include terminal pad, elevating lever and pedestal, and terminal pad is fixed on the downside glass plate in simulation crack
On, elevating lever is fixed on terminal pad lower end, and the elevating lever other end is fixed on the base.
The patent document is disclosed to simulate crack grouting model test platform, when to adjust simulation Fracture Width, it is necessary to
Simulation crack is re-assemblied, cumbersome, flexibility is poor；And when using slip casing by pressure, crack grouting mould is simulated
Type test platform is easy to generate deformation under pressure, it is difficult to be carried out to the pressure in simulation crack grouting model test platform
Balance, the glass plate intensity that simulation crack uses is poor, influences the stability in use of entire test platform；In addition, cannot be clear
The size for measuring Fracture Width, cannot reflect the Fracture Width situation of change at each position of test platform during slip casting, no
Accurate foundation can be provided for the foundation of mortar depositing construction and slurries diffusion model, influence slip casting effect.
Invention content
The present invention provides a kind of crack simulation tune of slip casting diffusion test set to overcome the defect of the above-mentioned prior art
Save mechanism, the present invention by the mutual cooperation of regulating member and measuring part, realize balance internal pressure, Fracture Width is adjusted and
The multi-functional of width measurement can provide accurate foundation for the foundation of mortar depositing construction and slurries diffusion model, ensure slip casting
Effect.
The present invention is achieved through the following technical solutions：
A kind of crack analog regulation mechanism of slip casting diffusion test set, it is characterised in that：Including regulating member and measurement
Component, the regulating member include that fastening nut, adjusting bolt, top board, visual plate, lower platen, bottom plate, gland and driving are adjusted
The servo motor of bolt is saved, the fastening nut is fixed on top board, and the adjusting bolt extends through top board and bottom plate,
Adjusting bolt one end is connect with fastening nut, and the other end is connect with servo motor, and the gland is fixedly connected with bottom plate；The survey
Amount component includes displacement measurement bar and displacement sensor, and the adjusting bolt is hollow structure, and institute's displacement measurement bar is placed in tune
It saves in bolt, the first sealing ring is provided on displacement measurement bar, the second sealing ring, institute's displacement measurement are provided in adjusting bolt
Spring is housed, institute's displacement sensors are connect with servo motor on bar.
The bottom of the adjusting bolt is provided with bearing block, and bearing is housed on bearing block.
It is additionally provided with third sealing ring in the adjusting bolt, third sealing ring is between gland and adjusting bolt and position
Below bearing.
Second sealing ring is two, and second sealing ring is between lower platen and adjusting bolt, another the
Two sealing rings are between bottom plate and adjusting bolt.
Top of first sealing ring between displacement measurement bar and adjusting bolt and positioned at spring.
The top board is steel plate, and hole is provided on steel plate, and visual plate is transparency glass plate.
The size of the top board is identical with the size of visual plate, and visual plate is located at below top board, visual plate and upper pressure
Plate is bonded.
The lower platen is located at the top of bottom plate, and lower platen is Nian Jie with bottom plate, and card slot is provided on bottom plate, and top board is placed in bottom
In the card slot of plate.
The gland is hollow structure, is provided with screw rod on gland, bottom plate is fixedly connected with gland by screw rod.
The hollow structure of the adjusting bolt includes the first hollow section and the second hollow section, and the first hollow section is more than in second
Dead band, the first hollow section and the second hollow section form step, and spring is fixedly connected with step.
In use, screwing adjusting bolt first, so that visual plate and lower platen is in close contact, then adjusts displacement sensor,
Displacement sensor is corrected and is returned to zero work；Then setting simulation Fracture Width, starts servo motor, and servo motor drives
Adjusting bolt rotates；It completes after adjusting, high pressure slurries is injected into slip casting diffusion test set, acted in the pressure of high pressure slurries
Under, top board and visual plate can be moved upwards or be deformed, and displacement measurement bar measures displacement in real time at this time.
During experiment, the pressure generated by slurries acts on top board and bottom plate, will by fastening nut and gland
In pressure transmission to adjusting bolt, realize the pressure balance of entire test device using upper and lower counter-force, at the same by adjusting bolt,
Fastening nut realizes the adjusting to Fracture Width, and measures simulation Fracture Width using displacement measurement bar；The present invention realizes flat
The multi-functional for the internal pressure, Fracture Width adjusting and width measurement of weighing, and it is simple in structure, it is easy to use.
After completing one group of experiment, Fracture Width is adjusted by adjusting bolt, can continuously set multiple width, into
Row series of experiments, and then Diffusion Law of the slurries under one group of crack can be obtained.
Beneficial effects of the present invention are mainly manifested in following aspect：
One, of the invention, regulating member includes fastening nut, adjusting bolt, top board, visual plate, lower platen, bottom plate, pressure
The servo motor of lid and driving adjusting bolt, fastening nut are fixed on top board, and adjusting bolt extends through top board and bottom
Plate, adjusting bolt one end are connect with fastening nut, and the other end is connect with servo motor, and gland is fixedly connected with bottom plate；Measurement portion
Part includes displacement measurement bar and displacement sensor, and adjusting bolt is hollow structure, and displacement measurement bar is placed in adjusting bolt, displacement
It is provided with the first sealing ring on measuring rod, the second sealing ring is provided in adjusting bolt, spring, displacement are housed on displacement measurement bar
Sensor is connect with servo motor, and the connection on simulation crack top, bottom surface is realized by regulating member, forms organic entity, together
When by adjusting bolt realize Fracture Width adjusting, ensure experimentation in slurries smooth outflow, by using adjust spiral shell
It tethers and connects pressing plate and bottom plate, the pressure that slurries generate acts on top board and bottom plate, and fastening nut and gland pass pressure
It is delivered in adjusting bolt, the pressure self-balancing of entire test device is realized using upper and lower counter-force, be not required to additionally increase equipment；It adjusts
Component can realize the simulation of different Fracture Widths, can complete series of experiments；Using displacement measurement bar and displacement sensing
Device, can monitor in real time, clearly measure the size of Fracture Width, reflect entire each portion of test device during slip casting in real time
The Fracture Width situation of change of position, the present invention realizes balance internal pressure, Fracture Width is adjusted and the multi-functional of width measurement,
Accurate foundation can be provided for the foundation of mortar depositing construction and slurries diffusion model, ensure slip casting effect.
Two, of the invention, the bottom of adjusting bolt is provided with bearing block, and bearing is housed on bearing block, when servo motor drives
When adjusting bolt rotates, due to the effect of bearing, adjusting bolt rotational resistance can be reduced, convenient for adjusting bolt to different cracks
Width realizes flexible adjust.
Three, of the invention, be additionally provided with third sealing ring in adjusting bolt, third sealing ring be located at gland and adjusting bolt it
Between and below the bearing, by the way that third sealing ring is arranged, the excellent sealing between adjusting bolt and gland is realized, conducive to carrying
The sealing performance of high entire regulating mechanism.
Four, of the invention, the second sealing ring is two, and second sealing ring is between lower platen and adjusting bolt, separately
One the second sealing ring, by the way that two the second sealing rings are arranged, realizes lower platen respectively between bottom plate and adjusting bolt
The sealing between sealing and bottom plate and adjusting bolt between adjusting bolt, enhances the leakproofness of entire regulating mechanism.
Five, of the invention, top of first sealing ring between displacement measurement bar and adjusting bolt and positioned at spring, spring
It ensure that flexibility when displacement measurement bar displacement measurement, by the setting of the first sealing ring, make displacement measurement bar and adjust spiral shell
Good sealing is formed between bolt, the mutual cooperation of the first sealing ring, displacement measurement bar and adjusting bolt makes measuring part become
One sealing Automatic-reset structure, convenient for improving the accuracy of displacement measurement.
Six, of the invention, top board is steel plate, and hole is provided on steel plate, and visual plate is transparency glass plate, both ensure that structure was strong
Degree, and the visualization of simulated experiment is realized, while overall weight is lighter.
Seven, of the invention, the size of top board is identical with the size of visual plate, and visual plate is located at below top board, visual plate
It is Nian Jie with top board, visual plate can be made to be firmly fixed with top board, to ensure the stable connection of visual plate and top board
Property and position consistency, and can prevent from generating gap between visual plate and top board, be conducive to improve steady in experimentation
It is qualitative.
Eight, of the invention, lower platen is located at the top of bottom plate, and lower platen is Nian Jie with bottom plate, and card slot, top board are provided on bottom plate
It is placed in the card slot of bottom plate, card slot has certain limition orientation effect, can ensure that slurries are to top board during the experiment
Active force always along vertical direction, prevent top board from left and right offset occurring in the vertical direction, be conducive to improve displacement measurement
Accuracy.
Nine, of the invention, gland is hollow structure, and screw rod is provided on gland, and bottom plate is fixedly connected with gland by screw rod,
Bottom plate can either be made to be securely attached to together with gland, and by precession or screw rod can be screwed out to adjust top board and pushing
The distance between plate, and then improve the convenience that simulation Fracture Width is adjusted.
Ten, of the invention, the hollow structure of adjusting bolt includes the first hollow section and the second hollow section, and the first hollow section is more than
Second hollow section, the first hollow section and the second hollow section form step, and spring is fixedly connected with step, using this hollow knot
Structure can make spring keep a good springing stroke, and then ensure the flexibility that displacement measurement bar measures for a long time.
Description of the drawings
The present invention is described in further detail below in conjunction with specification drawings and specific embodiments, wherein：
Fig. 1 is the structural diagram of the present invention；
Fig. 2 is the structural schematic diagram of the embodiment of the present invention 7；
Fig. 3 is the structural schematic diagram of the embodiment of the present invention 8；
Fig. 4 is the structural schematic diagram of the embodiment of the present invention 9；
Fig. 5 is the enlarged drawing at A in Fig. 4；
It is marked in figure：1, fastening nut, 2, adjusting bolt, 3, top board, 4, visual plate, 5, lower platen, 6, bottom plate, 7, pressure
Lid, 8, servo motor, 9, displacement measurement bar, 10, displacement sensor, the 11, first sealing ring, the 12, second sealing ring, 13, spring,
14, bearing, 15, third sealing ring, 16, card slot, 17, screw rod, the 18, first hollow section, the 19, second hollow section, 20, step.
Specific implementation mode
Embodiment 1
Referring to Fig. 1, a kind of crack analog regulation mechanism of slip casting diffusion test set, including regulating member and measurement portion
Part, the regulating member include fastening nut 1, adjusting bolt 2, top board 3, visual plate 4, lower platen 5, bottom plate 6,7 and of gland
The servo motor 8 of adjusting bolt 2, the fastening nut 1 is driven to be fixed on top board 3, the adjusting bolt 2 extends through
Pressing plate 3 and bottom plate 6,2 one end of adjusting bolt are connect with fastening nut 1, and the other end is connect with servo motor 8, the gland 7 and bottom
Plate 6 is fixedly connected；The measuring part includes displacement measurement bar 9 and displacement sensor 10, and the adjusting bolt 2 is hollow knot
Structure, institute's displacement measurement bar 9 are placed in adjusting bolt 2, are provided with the first sealing ring 11 on displacement measurement bar 9, in adjusting bolt 2
It is provided with the second sealing ring 12, spring 13 is housed on institute's displacement measurement bar 9, institute's displacement sensors 10 connect with servo motor 8
It connects.
The present embodiment is most basic embodiment, and regulating member includes fastening nut, adjusting bolt, top board, visual
Plate, lower platen, bottom plate, gland and the servo motor for driving adjusting bolt, fastening nut are fixed on top board, adjusting bolt point
Not Guan Chuan top board and bottom plate, adjusting bolt one end connect with fastening nut, and the other end is connect with servo motor, gland and bottom plate
It is fixedly connected；Measuring part includes displacement measurement bar and displacement sensor, and adjusting bolt is hollow structure, and displacement measurement bar is placed in
In adjusting bolt, it is provided with the first sealing ring on displacement measurement bar, the second sealing ring, displacement measurement bar are provided in adjusting bolt
Upper that spring is housed, displacement sensor is connect with servo motor, and the connection on simulation crack top, bottom surface, shape are realized by regulating member
At organic unity body, while by the adjusting of adjusting bolt realization Fracture Width, ensureing the smooth outflow of slurries in experimentation,
Top board and bottom plate are connected by using adjusting bolt, the pressure that slurries generate acts on top board and bottom plate, fastening nut
It is transferred the pressure in adjusting bolt with gland, the pressure self-balancing of entire test device is realized using upper and lower counter-force, is not required to volume
Outer increase equipment；Regulating member can realize the simulation of different Fracture Widths, can complete series of experiments；It is surveyed using displacement
Gauge rod and displacement sensor, can monitor in real time, clearly measure the size of Fracture Width, whole during reflection slip casting in real time
The Fracture Width situation of change at a each position of test device, the present invention realize balance internal pressure, Fracture Width adjusting and width
The multi-functional of measurement can provide accurate foundation for the foundation of mortar depositing construction and slurries diffusion model, ensure slip casting effect.
Embodiment 2
Referring to Fig. 2, a kind of crack analog regulation mechanism of slip casting diffusion test set, including regulating member and measurement portion
Part, the regulating member include fastening nut 1, adjusting bolt 2, top board 3, visual plate 4, lower platen 5, bottom plate 6,7 and of gland
The servo motor 8 of adjusting bolt 2, the fastening nut 1 is driven to be fixed on top board 3, the adjusting bolt 2 extends through
Pressing plate 3 and bottom plate 6,2 one end of adjusting bolt are connect with fastening nut 1, and the other end is connect with servo motor 8, the gland 7 and bottom
Plate 6 is fixedly connected；The measuring part includes displacement measurement bar 9 and displacement sensor 10, and the adjusting bolt 2 is hollow knot
Structure, institute's displacement measurement bar 9 are placed in adjusting bolt 2, are provided with the first sealing ring 11 on displacement measurement bar 9, in adjusting bolt 2
It is provided with the second sealing ring 12, spring 13 is housed on institute's displacement measurement bar 9, institute's displacement sensors 10 connect with servo motor 8
It connects.
The bottom of the adjusting bolt 2 is provided with bearing block, and bearing 14 is housed on bearing block.
The present embodiment is a better embodiment, and the bottom of adjusting bolt is provided with bearing block, bearing is housed on bearing block,
When servo motor drives adjusting bolt rotation, due to the effect of bearing, adjusting bolt rotational resistance can be reduced, convenient for adjusting
Bolt realizes flexible adjust to different Fracture Widths.
Embodiment 3
Referring to Fig. 2, a kind of crack analog regulation mechanism of slip casting diffusion test set, including regulating member and measurement portion
Part, the regulating member include fastening nut 1, adjusting bolt 2, top board 3, visual plate 4, lower platen 5, bottom plate 6,7 and of gland
The servo motor 8 of adjusting bolt 2, the fastening nut 1 is driven to be fixed on top board 3, the adjusting bolt 2 extends through
Pressing plate 3 and bottom plate 6,2 one end of adjusting bolt are connect with fastening nut 1, and the other end is connect with servo motor 8, the gland 7 and bottom
Plate 6 is fixedly connected；The measuring part includes displacement measurement bar 9 and displacement sensor 10, and the adjusting bolt 2 is hollow knot
Structure, institute's displacement measurement bar 9 are placed in adjusting bolt 2, are provided with the first sealing ring 11 on displacement measurement bar 9, in adjusting bolt 2
It is provided with the second sealing ring 12, spring 13 is housed on institute's displacement measurement bar 9, institute's displacement sensors 10 connect with servo motor 8
It connects.
The bottom of the adjusting bolt 2 is provided with bearing block, and bearing 14 is housed on bearing block.
Third sealing ring 15 is additionally provided in the adjusting bolt 2, third sealing ring 15 is located at gland 7 and adjusting bolt 2
Between and positioned at the lower section of bearing 14.
The present embodiment is another better embodiment, and third sealing ring, third sealing ring position are additionally provided in adjusting bolt
Between gland and adjusting bolt and below the bearing, by the way that third sealing ring is arranged, realize adjusting bolt and gland it
Between excellent sealing, be conducive to improve the sealing performance of entire regulating mechanism.
Embodiment 4
Referring to Fig. 2, a kind of crack analog regulation mechanism of slip casting diffusion test set, including regulating member and measurement portion
Part, the regulating member include fastening nut 1, adjusting bolt 2, top board 3, visual plate 4, lower platen 5, bottom plate 6,7 and of gland
The servo motor 8 of adjusting bolt 2, the fastening nut 1 is driven to be fixed on top board 3, the adjusting bolt 2 extends through
Pressing plate 3 and bottom plate 6,2 one end of adjusting bolt are connect with fastening nut 1, and the other end is connect with servo motor 8, the gland 7 and bottom
Plate 6 is fixedly connected；The measuring part includes displacement measurement bar 9 and displacement sensor 10, and the adjusting bolt 2 is hollow knot
Structure, institute's displacement measurement bar 9 are placed in adjusting bolt 2, are provided with the first sealing ring 11 on displacement measurement bar 9, in adjusting bolt 2
It is provided with the second sealing ring 12, spring 13 is housed on institute's displacement measurement bar 9, institute's displacement sensors 10 connect with servo motor 8
It connects.
The bottom of the adjusting bolt 2 is provided with bearing block, and bearing 14 is housed on bearing block.
Third sealing ring 15 is additionally provided in the adjusting bolt 2, third sealing ring 15 is located at gland 7 and adjusting bolt 2
Between and positioned at the lower section of bearing 14.
Second sealing ring 12 is two, and second sealing ring 12 is between lower platen 5 and adjusting bolt 2, separately
One the second sealing ring 12 is between bottom plate 6 and adjusting bolt 2.
The present embodiment is another better embodiment, and the second sealing ring is two, and second sealing ring is located at lower platen
Between adjusting bolt, another second sealing ring is between bottom plate and adjusting bolt, by the way that two the second sealing rings are arranged,
The sealing between sealing and bottom plate and the adjusting bolt between lower platen and adjusting bolt is realized respectively, enhances entire tune
Save the leakproofness of mechanism.
Embodiment 5
Referring to Fig. 2, a kind of crack analog regulation mechanism of slip casting diffusion test set, including regulating member and measurement portion
Part, the regulating member include fastening nut 1, adjusting bolt 2, top board 3, visual plate 4, lower platen 5, bottom plate 6,7 and of gland
The servo motor 8 of adjusting bolt 2, the fastening nut 1 is driven to be fixed on top board 3, the adjusting bolt 2 extends through
Pressing plate 3 and bottom plate 6,2 one end of adjusting bolt are connect with fastening nut 1, and the other end is connect with servo motor 8, the gland 7 and bottom
Plate 6 is fixedly connected；The measuring part includes displacement measurement bar 9 and displacement sensor 10, and the adjusting bolt 2 is hollow knot
Structure, institute's displacement measurement bar 9 are placed in adjusting bolt 2, are provided with the first sealing ring 11 on displacement measurement bar 9, in adjusting bolt 2
It is provided with the second sealing ring 12, spring 13 is housed on institute's displacement measurement bar 9, institute's displacement sensors 10 connect with servo motor 8
It connects.
The bottom of the adjusting bolt 2 is provided with bearing block, and bearing 14 is housed on bearing block.
Third sealing ring 15 is additionally provided in the adjusting bolt 2, third sealing ring 15 is located at gland 7 and adjusting bolt 2
Between and positioned at the lower section of bearing 14.
Second sealing ring 12 is two, and second sealing ring 12 is between lower platen 5 and adjusting bolt 2, separately
One the second sealing ring 12 is between bottom plate 6 and adjusting bolt 2.
Top of first sealing ring 11 between displacement measurement bar 9 and adjusting bolt 2 and positioned at spring 13.
The present embodiment is another better embodiment, and the first sealing ring is between displacement measurement bar and adjusting bolt and position
In the top of spring, spring ensure that flexibility when displacement measurement bar displacement measurement makes position by the setting of the first sealing ring
Good sealing, the phase interworking of the first sealing ring, displacement measurement bar and adjusting bolt are formed between shift measurement bar and adjusting bolt
Conjunction makes measuring part become a sealing Automatic-reset structure, convenient for improving the accuracy of displacement measurement.
Embodiment 6
Referring to Fig. 2, a kind of crack analog regulation mechanism of slip casting diffusion test set, including regulating member and measurement portion
Part, the regulating member include fastening nut 1, adjusting bolt 2, top board 3, visual plate 4, lower platen 5, bottom plate 6,7 and of gland
The servo motor 8 of adjusting bolt 2, the fastening nut 1 is driven to be fixed on top board 3, the adjusting bolt 2 extends through
Pressing plate 3 and bottom plate 6,2 one end of adjusting bolt are connect with fastening nut 1, and the other end is connect with servo motor 8, the gland 7 and bottom
Plate 6 is fixedly connected；The measuring part includes displacement measurement bar 9 and displacement sensor 10, and the adjusting bolt 2 is hollow knot
Structure, institute's displacement measurement bar 9 are placed in adjusting bolt 2, are provided with the first sealing ring 11 on displacement measurement bar 9, in adjusting bolt 2
It is provided with the second sealing ring 12, spring 13 is housed on institute's displacement measurement bar 9, institute's displacement sensors 10 connect with servo motor 8
It connects.
The bottom of the adjusting bolt 2 is provided with bearing block, and bearing 14 is housed on bearing block.
Third sealing ring 15 is additionally provided in the adjusting bolt 2, third sealing ring 15 is located at gland 7 and adjusting bolt 2
Between and positioned at the lower section of bearing 14.
Second sealing ring 12 is two, and second sealing ring 12 is between lower platen 5 and adjusting bolt 2, separately
One the second sealing ring 12 is between bottom plate 6 and adjusting bolt 2.
Top of first sealing ring 11 between displacement measurement bar 9 and adjusting bolt 2 and positioned at spring 13.
The top board 3 is steel plate, and hole is provided on steel plate, and visual plate 4 is transparency glass plate.
The present embodiment is another better embodiment, and top board is steel plate, and hole is provided on steel plate, and visual plate is transparent glass
Plate not only ensure that structural strength, but also realize the visualization of simulated experiment, while overall weight is lighter.
Embodiment 7
Referring to Fig. 2, a kind of crack analog regulation mechanism of slip casting diffusion test set, including regulating member and measurement portion
Part, the regulating member include fastening nut 1, adjusting bolt 2, top board 3, visual plate 4, lower platen 5, bottom plate 6,7 and of gland
The servo motor 8 of adjusting bolt 2, the fastening nut 1 is driven to be fixed on top board 3, the adjusting bolt 2 extends through
Pressing plate 3 and bottom plate 6,2 one end of adjusting bolt are connect with fastening nut 1, and the other end is connect with servo motor 8, the gland 7 and bottom
Plate 6 is fixedly connected；The measuring part includes displacement measurement bar 9 and displacement sensor 10, and the adjusting bolt 2 is hollow knot
Structure, institute's displacement measurement bar 9 are placed in adjusting bolt 2, are provided with the first sealing ring 11 on displacement measurement bar 9, in adjusting bolt 2
It is provided with the second sealing ring 12, spring 13 is housed on institute's displacement measurement bar 9, institute's displacement sensors 10 connect with servo motor 8
It connects.
The bottom of the adjusting bolt 2 is provided with bearing block, and bearing 14 is housed on bearing block.
Third sealing ring 15 is additionally provided in the adjusting bolt 2, third sealing ring 15 is located at gland 7 and adjusting bolt 2
Between and positioned at the lower section of bearing 14.
Second sealing ring 12 is two, and second sealing ring 12 is between lower platen 5 and adjusting bolt 2, separately
One the second sealing ring 12 is between bottom plate 6 and adjusting bolt 2.
Top of first sealing ring 11 between displacement measurement bar 9 and adjusting bolt 2 and positioned at spring 13.
The top board 3 is steel plate, and hole is provided on steel plate, and visual plate 4 is transparency glass plate.
The size of the top board 3 is identical with the size of visual plate 4, and visual plate 4 is located at the lower section of top board 3, visual plate 4 with
Top board 3 is bonded.
The present embodiment is another better embodiment, and the size of top board is identical with the size of visual plate, and visual plate is located at
Below top board, visual plate is Nian Jie with top board, and visual plate can be made to be firmly fixed with top board, to ensure visual plate and
The connective stability of top board and the consistency of position, and can prevent from generating gap between visual plate and top board, conducive to carrying
Stability in high experimentation.
Embodiment 8
Referring to Fig. 3, a kind of crack analog regulation mechanism of slip casting diffusion test set, including regulating member and measurement portion
Part, the regulating member include fastening nut 1, adjusting bolt 2, top board 3, visual plate 4, lower platen 5, bottom plate 6,7 and of gland
The servo motor 8 of adjusting bolt 2, the fastening nut 1 is driven to be fixed on top board 3, the adjusting bolt 2 extends through
Pressing plate 3 and bottom plate 6,2 one end of adjusting bolt are connect with fastening nut 1, and the other end is connect with servo motor 8, the gland 7 and bottom
Plate 6 is fixedly connected；The measuring part includes displacement measurement bar 9 and displacement sensor 10, and the adjusting bolt 2 is hollow knot
Structure, institute's displacement measurement bar 9 are placed in adjusting bolt 2, are provided with the first sealing ring 11 on displacement measurement bar 9, in adjusting bolt 2
It is provided with the second sealing ring 12, spring 13 is housed on institute's displacement measurement bar 9, institute's displacement sensors 10 connect with servo motor 8
It connects.
The bottom of the adjusting bolt 2 is provided with bearing block, and bearing 14 is housed on bearing block.
Third sealing ring 15 is additionally provided in the adjusting bolt 2, third sealing ring 15 is located at gland 7 and adjusting bolt 2
Between and positioned at the lower section of bearing 14.
Second sealing ring 12 is two, and second sealing ring 12 is between lower platen 5 and adjusting bolt 2, separately
One the second sealing ring 12 is between bottom plate 6 and adjusting bolt 2.
Top of first sealing ring 11 between displacement measurement bar 9 and adjusting bolt 2 and positioned at spring 13.
The top board 3 is steel plate, and hole is provided on steel plate, and visual plate 4 is transparency glass plate.
The size of the top board 3 is identical with the size of visual plate 4, and visual plate 4 is located at the lower section of top board 3, visual plate 4 with
Top board 3 is bonded.
The lower platen 5 is located at the top of bottom plate 6, and lower platen 5 is Nian Jie with bottom plate 6, and card slot 16, upper pressure are provided on bottom plate 6
Plate 3 is placed in the card slot 16 of bottom plate 6.
The present embodiment is another better embodiment, and lower platen is located at the top of bottom plate, and lower platen is Nian Jie with bottom plate, bottom plate
On be provided with card slot, top board is placed in the card slot of bottom plate, card slot have certain limition orientation effect, can ensure testing
Cheng Zhong, slurries always along vertical direction, prevent top board from left and right offset occurring in the vertical direction the active force of top board,
Conducive to raising displacement measurement accuracy.
Embodiment 9
Referring to Fig. 4 and Fig. 5, a kind of crack analog regulation mechanism of slip casting diffusion test set, including regulating member and survey
Component is measured, the regulating member includes fastening nut 1, adjusting bolt 2, top board 3, visual plate 4, lower platen 5, bottom plate 6, gland
7 and driving adjusting bolt 2 servo motor 8, the fastening nut 1 is fixed on top board 3, and the adjusting bolt 2 is passed through respectively
Pressing plate 3 and bottom plate 6 are put on, 2 one end of adjusting bolt is connect with fastening nut 1, and the other end is connect with servo motor 8, the gland 7
It is fixedly connected with bottom plate 6；The measuring part includes displacement measurement bar 9 and displacement sensor 10, and the adjusting bolt 2 is hollow
Structure, institute's displacement measurement bar 9 are placed in adjusting bolt 2, and the first sealing ring 11, adjusting bolt 2 are provided on displacement measurement bar 9
On be provided with the second sealing ring 12, spring 13, institute's displacement sensors 10 and servo motor 8 are housed on institute's displacement measurement bar 9
Connection.
The bottom of the adjusting bolt 2 is provided with bearing block, and bearing 14 is housed on bearing block.
Third sealing ring 15 is additionally provided in the adjusting bolt 2, third sealing ring 15 is located at gland 7 and adjusting bolt 2
Between and positioned at the lower section of bearing 14.
Second sealing ring 12 is two, and second sealing ring 12 is between lower platen 5 and adjusting bolt 2, separately
One the second sealing ring 12 is between bottom plate 6 and adjusting bolt 2.
Top of first sealing ring 11 between displacement measurement bar 9 and adjusting bolt 2 and positioned at spring 13.
The top board 3 is steel plate, and hole is provided on steel plate, and visual plate 4 is transparency glass plate.
The size of the top board 3 is identical with the size of visual plate 4, and visual plate 4 is located at the lower section of top board 3, visual plate 4 with
Top board 3 is bonded.
The lower platen 5 is located at the top of bottom plate 6, and lower platen 5 is Nian Jie with bottom plate 6, and card slot 16, upper pressure are provided on bottom plate 6
Plate 3 is placed in the card slot 16 of bottom plate 6.
The gland 7 is hollow structure, and screw rod 17 is provided on gland 7, and bottom plate 6, which is fixed with gland 7 by screw rod 17, to be connected
It connects.
The hollow structure of the adjusting bolt 2 includes the first hollow section 18 and the second hollow section 19, and the first hollow section 18 is big
In the second hollow section 19, the first hollow section 18 and the second hollow section 19 form step 20, and spring 13 is fixedly connected with step 20.
The present embodiment is preferred forms, and gland is hollow structure, screw rod is provided on gland, bottom plate passes through with gland
Screw rod is fixedly connected, and bottom plate can either be made to be securely attached to together with gland, and by precession or can screw out screw rod to adjust
The distance between top board and lower platen are saved, and then improves the convenience that simulation Fracture Width is adjusted.The hollow knot of adjusting bolt
Structure includes the first hollow section and the second hollow section, and the first hollow section is more than the second hollow section, the first hollow section and the second hollow section
Step is formed, spring is fixedly connected with step, using this hollow structure, spring can be made to keep a good elastic row
Journey, and then ensure the flexibility that displacement measurement bar measures for a long time.
Claims (10)
1. a kind of crack analog regulation mechanism of slip casting diffusion test set, it is characterised in that：Including regulating member and measurement portion
Part, the regulating member include fastening nut（1）, adjusting bolt（2）, top board（3）, visual plate（4）, lower platen（5）, bottom plate
（6）, gland（7）With driving adjusting bolt（2）Servo motor（8）, the fastening nut（1）It is fixed on top board（3）On, institute
State adjusting bolt（2）Extend through top board（3）And bottom plate（6）, adjusting bolt（2）One end and fastening nut（1）Connection, it is another
End and servo motor（8）Connection, the gland（7）With bottom plate（6）It is fixedly connected；The measuring part includes displacement measurement bar
（9）And displacement sensor（10）, the adjusting bolt（2）For hollow structure, institute's displacement measurement bar（9）It is placed in adjusting bolt
（2）It is interior, displacement measurement bar（9）On be provided with the first sealing ring（11）, adjusting bolt（2）On be provided with the second sealing ring（12）,
Institute's displacement measurement bar（9）It is upper that spring is housed（13）, institute's displacement sensors（10）With servo motor（8）Connection.
2. a kind of crack analog regulation mechanism of slip casting diffusion test set according to claim 1, it is characterised in that：Institute
State adjusting bolt（2）Bottom be provided with bearing block, bearing is housed on bearing block（14）.
3. a kind of crack analog regulation mechanism of slip casting diffusion test set according to claim 2, it is characterised in that：Institute
State adjusting bolt（2）On be additionally provided with third sealing ring（15）, third sealing ring（15）Positioned at gland（7）With adjusting bolt（2）
Between and be located at bearing（14）Lower section.
4. a kind of crack analog regulation mechanism of slip casting diffusion test set according to claim 1 or 3, feature exist
In：Second sealing ring（12）It is two, second sealing ring（12）Positioned at lower platen（5）With adjusting bolt（2）Between,
Another second sealing ring（12）Positioned at bottom plate（6）With adjusting bolt（2）Between.
5. a kind of crack analog regulation mechanism of slip casting diffusion test set according to claim 1, it is characterised in that：Institute
State the first sealing ring（11）Positioned at displacement measurement bar（9）And adjusting bolt（2）Between and be located at spring（13）Top.
6. a kind of crack analog regulation mechanism of slip casting diffusion test set according to claim 1, it is characterised in that：Institute
State top board（3）For steel plate, hole, visual plate are provided on steel plate（4）For transparency glass plate.
7. a kind of crack analog regulation mechanism of slip casting diffusion test set according to claim 1 or 6, feature exist
In：The top board（3）Size and visual plate（4）Size it is identical, visual plate（4）Positioned at top board（3）Lower section, visual plate
（4）With top board（3）Bonding.
8. a kind of crack analog regulation mechanism of slip casting diffusion test set according to claim 1, it is characterised in that：Institute
State lower platen（5）Positioned at bottom plate（6）Top, lower platen（5）With bottom plate（6）Bonding, bottom plate（6）On be provided with card slot（16）, on
Pressing plate（3）It is placed in bottom plate（6）Card slot（16）It is interior.
9. a kind of crack analog regulation mechanism of slip casting diffusion test set according to claim 1 or 8, feature exist
In：The gland（7）For hollow structure, gland（7）On be provided with screw rod（17）, bottom plate（6）With gland（7）Pass through screw rod（17）
It is fixedly connected.
10. a kind of crack analog regulation mechanism of slip casting diffusion test set according to claim 1, it is characterised in that：
The adjusting bolt（2）Hollow structure include the first hollow section（18）With the second hollow section（19）, the first hollow section（18）Greatly
In the second hollow section（19）, the first hollow section（18）With the second hollow section（19）Form step（20）, spring（13）With step
（20）It is fixedly connected.
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| CN108169457A (en) * | 2017-12-26 | 2018-06-15 | 山东大学 | A kind of visualization becomes aperture crack grouting rig for model test and application method |
| CN108562515B (en) * | 2018-03-27 | 2023-11-28 | 东北大学 | Multi-factor test system for crack rock mass grouting slurry diffusion |
| CN112270883B (en) * | 2020-11-05 | 2022-06-24 | 上海市建筑科学研究院有限公司 | Simulation test device for representing filling property of grouting material |
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