CN207352008U - Infiltration and wetness control testing equipment - Google Patents
Infiltration and wetness control testing equipment Download PDFInfo
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- CN207352008U CN207352008U CN201721521957.6U CN201721521957U CN207352008U CN 207352008 U CN207352008 U CN 207352008U CN 201721521957 U CN201721521957 U CN 201721521957U CN 207352008 U CN207352008 U CN 207352008U
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Abstract
Infiltration provided by the utility model and wetness control testing equipment, are related to Geotechnical Engineering field.The infiltration and wetness control testing equipment include sealing cylinder, test box and pressure-applying unit, and sealing cylinder includes detachably connected cylinder body and cylinder cap, and cylinder body is convexly equipped with projecting tube, for connecting sample to be tested.Test box includes shell and sleeve, and shell is detachably connected with cylinder body, and sleeve is used to be fixedly connected with projecting tube and sample to be tested and projecting tube is stretched into shell.Pressure-applying unit includes servopump, hydraulic pressure sensor and humidity tester, and servopump is connected with sealing cylinder by inlet pipeline, and hydraulic pressure sensor is arranged on pipeline, for detecting hydraulic pressure.Humidity tester is arranged on cylinder cap and is connected with cylinder body, for detecting humidity.The experimental rig can be simple and reasonable to unsaturation rock mass permeates under different hydraulic pressure and the physico-mechanical properties of wetness control carries out accurate evaluation, easily operated.
Description
Technical field
Geotechnical Engineering field is the utility model is related to, is set in particular to one kind infiltration and wetness control experiment
It is standby.
Background technology
Before Underground Engineering Excavation, rock is largely unsaturated, unsaturation rock in digging process or after excavation
Construction water or the infiltration at other water sources can be run into, argillization, disintegration or the rock mass that long-term infiltration may result in rock are held
The reduction of the physical and mechanical property such as loading capability and non-deformability, so as to influence surrounding rock stability.Meanwhile substantially do not permeating
In the case of, rock mass water content and diffusion rate can also change in different humidity air ambient, so as to cause its physical force
Learning performance reduces, and then produces certain influence to the stability of country rock.Therefore, it is guarantee underground engineering wall rock stability Design
Reliability and engineering construction quality, Accurate Determining unsaturation country rock operation the phase or work progress in country rock permeability and
The changing rule of moisture content, has great importance the physical and mechanical property for assessing country rock.
Since the rock mass in underground engineering is mostly unsaturated state, and its intensity is also influenced by moisture content, to aqueous
The research of rate is extremely important.Although the method and apparatus of measurement saturation rock mass permeability have very much, existing method pair at present
Unsaturation rock mass is also very insufficient in the measurement of the permeability and moisture content of construction time or operation phase.Can only individually it test mostly
Permeability or the diffusion of independent testing humidity.
In view of this, design and manufacture a kind of infiltration and wetness control testing equipment, unsaturation rock can be done in difference
Permeability test under hydraulic pressure, but the experiment that can do wetness control is just particularly important.
Utility model content
The purpose of this utility model is to provide one kind infiltration and wetness control testing equipment, indoor test can be facilitated non-
The measurement of saturated rock permeability and moisture content under different hydraulic pressure, while wetness control experiment can be conveniently done, measurement is different
The diffusion rate and water content of rock mass under humidity environment.
The purpose of this utility model also resides in another infiltration of offer and wetness control testing equipment, can be carried out at the same time aqueous
Rate measures and wetness control experiment, simple in structure, easily operated, is convenient to mount and dismount, reusable.
The utility model, which improves its technical problem, to be realized using following technical solution.
A kind of infiltration provided by the utility model and wetness control testing equipment, the infiltration and wetness control testing equipment
Including sealing cylinder, test box and pressure-applying unit, the sealing cylinder includes cylinder body and cylinder cap, and the cylinder body and the cylinder cap are detachable
Ground connects, and the cylinder body is convexly equipped with projecting tube, for being connected with sample to be tested.
The test box includes shell and sleeve, and the shell and the cylinder body are detachably connected, the sleeve socket
In on the projecting tube, the sample to be tested is fixedly connected with the projecting tube by the sleeve.The projecting tube stretches into institute
State in shell.
The pressure-applying unit includes servopump, hydraulic pressure sensor and humidity tester, the servopump and the sealing cylinder
Connected by inlet pipeline, the hydraulic pressure sensor is arranged on the pipeline, and the humidity tester is arranged on the cylinder cap, simultaneously
Connected with the cylinder body.
Further, the outside of the cylinder body is equipped with least two boss, and each boss is equipped with the first screw thread, institute
State shell and be equipped with the second screw thread being adapted with first screw thread, the boss is connected through a screw thread with the shell.
Further, the sleeve includes the first housing and the second housing, and first housing is arranged on the projecting tube
Side, second housing are arranged on the opposite side of the projecting tube, and first housing and second housing, which enclose, to be coated on
The surface of the projecting tube；One end of first housing and one end of second housing are rotatablely connected by form loose-leaf binder, institute
The other end for stating the other end and second housing of the first housing is bolted.
Further, the outside diameter size of the sample to be tested is adapted with the internal diameter size of the projecting tube；It is described to be measured
The outer surface of sample scribbles marine glue, prevents water from being oozed out from the sample to be tested.
Further, the cylinder body is equipped with multiple first mounting holes, multiple first peaces close to one end of the cylinder cap
Dress hole is uniformly distributed along the periphery of the cylinder body；The cylinder cap is equipped with multiple second mounting holes, second mounting hole and institute
The position for stating the first mounting hole is corresponding.
Further, the cylinder body is equipped with multiple first grooves close to the surface of the cylinder cap, and the cylinder cap is close to institute
The side for stating cylinder body is equipped with multiple second grooves, and first groove and second groove are used to place sealing ring, to improve
Leakproofness between the cylinder cap and the cylinder body.
Further, inlet opening, apopore and humidity measurement hole are offered on the cylinder cap；One end of the inlet pipeline
It is connected with the servopump, the other end of the inlet pipeline is connected with the inlet opening, and the apopore connects with outlet pipeline
Logical, the humidity tester is connected by testing pipeline with the humidity measurement hole, and the humidity tester is installed on the survey
Test tube road.
Further, the inlet pipeline is equipped with the first control valve, described for controlling the inflow of the sealing cylinder
Outlet pipeline is equipped with the second control valve, for controlling the displacement of the sealing cylinder.
Further, the cylinder body is made of resin material, and the shell is made of resin material, in order to observe
The sample to be tested.
A kind of infiltration provided by the utility model and wetness control testing equipment, the infiltration and wetness control testing equipment
Including sealing cylinder, test box and pressure-applying unit, the sealing cylinder includes cylinder body and cylinder cap, and the cylinder body and the cylinder cap are detachable
Ground connects, and the cylinder body is convexly equipped with projecting tube, and the projecting tube is stretched into the test box, for being connected with sample to be tested, institute
State sample to be tested surface and scribble marine glue.
The test box includes shell and sleeve, and the cylinder body is equipped with arc boss, the shell and the boss card
Connect, the sleeve is socketed on the projecting tube, and the sample to be tested is fixedly connected with the projecting tube by the sleeve.
The pressure-applying unit includes servopump, hydraulic pressure sensor and humidity tester, the servopump and the sealing cylinder
Connected by inlet pipeline, the hydraulic pressure sensor is arranged on the pipeline, and the humidity tester is arranged on the cylinder cap, simultaneously
Connected with the cylinder body.
Infiltration provided by the utility model and wetness control testing equipment have the beneficial effect of the following aspects：
A kind of infiltration provided by the utility model and wetness control testing equipment, including sealing cylinder, test box and pressurization group
Part, sealing cylinder include detachably connected cylinder body and cylinder cap, and cylinder body is convexly equipped with projecting tube, for being connected with sample to be tested.Examination
Testing box includes shell and sleeve, and shell is detachably connected with cylinder body, sleeve be used to being fixedly connected sample to be tested and projecting tube and
Projecting tube is stretched into shell, from the influence of outside environmental elements.Pressure-applying unit includes servopump, hydraulic pressure sensor and humidity and surveys
Instrument is tried, servopump is connected with sealing cylinder by inlet pipeline, and for applying pressure for sealing cover, hydraulic pressure sensor is arranged on pipeline
On, for detecting the pressure in cylinder body, humidity tester is arranged on cylinder cap and is connected with cylinder body, for detecting humidity.The infiltration
It is simple and reasonable with wetness control testing equipment, it is easily operated, permeability and wetness control can be tested at the same time, had great
Application value.
Another infiltration provided by the utility model and wetness control testing equipment, sealing cylinder include detachably connected
Cylinder body and cylinder cap, cylinder body are convexly equipped with projecting tube and boss, and projecting tube is used to be connected with sample to be tested, and boss is used for and test box
Cage connection, and boss is used with shell and is clamped.The infiltration and wetness control testing equipment are simple and reasonable, assembly and disassembly side
Just, reusable, service life length is easily operated, has great application value.
Brief description of the drawings
, below will be to required use in embodiment in order to illustrate more clearly of the technical solution of the utility model embodiment
Attached drawing be briefly described, it will be appreciated that the following drawings illustrate only some embodiments of the utility model, therefore should not be by
Regard the restriction to scope as, for those of ordinary skill in the art, without creative efforts, may be used also
To obtain other relevant attached drawings according to these attached drawings.
Fig. 1 is the infiltration that the utility model specific embodiment provides and the overall structure signal of wetness control testing equipment
Figure；
Fig. 2 is the partial enlarged view at I in Fig. 1；
Fig. 3 is the connection structure of the sleeve of the infiltration that the utility model specific embodiment provides and wetness control testing equipment
Schematic diagram；
Fig. 4 is that the infiltration of the utility model specific embodiment offer and the test operation process of wetness control testing equipment are shown
It is intended to.
Icon：100- permeates and wetness control testing equipment；101- samples to be tested；102- marine glues；110- cylinder bodies；111-
Projecting tube；112- boss；120- cylinder caps；121- inlet openings；122- apopores；123- humidity measurements hole；130- shells；131- covers
Cylinder；The first housings of 1311-；The second housings of 1313-；151- servopumps；152- inlet pipelines；153- hydraulic pressure sensors；154-
One control valve；155- outlet pipelines；The second control valves of 156-；157- humidity testers.
Embodiment
It is new below in conjunction with this practicality to make the purpose, technical scheme and advantage of the utility model embodiment clearer
Attached drawing in type embodiment, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that is retouched
The embodiment stated is the utility model part of the embodiment, instead of all the embodiments.Usually here described in attached drawing and
The component of the utility model embodiment shown can be arranged and designed with a variety of configurations.
Therefore, requirement is not intended to limit to the detailed description of the embodiment of the utility model provided in the accompanying drawings below
The scope of the utility model of protection, but it is merely representative of the selected embodiment of the utility model.Based in the utility model
Embodiment, those of ordinary skill in the art's all other embodiments obtained without creative efforts, all
Belong to the scope of the utility model protection.
In the description of the utility model, it is to be understood that the orientation or position relationship of the instruction such as term " on ", " under "
For based on orientation shown in the drawings or position relationship, or the utility model product using when the orientation or position usually put
Relation, or the orientation that usually understands of those skilled in the art or position relationship, are for only for ease of description the utility model
Described with simplifying, rather than the device or element of instruction or hint meaning there must be specific orientation, with specific orientation structure
Make and operate, therefore it is not intended that limitation to the utility model.
" first " of the utility model, " second " etc., are used only for being distinguish between in description, special to contain
Justice.
In the description of the utility model, it is also necessary to which explanation, unless otherwise clearly defined and limited, term " are set
Put ", " installation " should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected, or be integrally connected；Can
To be to be connected directly, can also be indirectly connected by intermediary.For the ordinary skill in the art, can be specific
Situation understands concrete meaning of the above-mentioned term in the utility model.
Fig. 1 is that the infiltration of the utility model specific embodiment offer and the overall structure of wetness control testing equipment 100 are shown
It is intended to, refer to Fig. 1.
A kind of infiltration provided by the utility model and wetness control testing equipment 100, infiltration and wetness control testing equipment
100 include sealing cylinder, test box and pressure-applying unit.Sealing cylinder includes cylinder body 110 and cylinder cap 120, and cylinder body 110 and cylinder cap 120 can
Releasably connect, cylinder body 110 is convexly equipped with projecting tube 111 and multiple boss 112, and projecting tube 111 is used to connect with sample to be tested 101
Connect.Test box includes shell 130 and sleeve 131, and shell 130 and cylinder body 110 are detachably connected, and sleeve 131 is socketed on overhanging
On pipe 111, sample to be tested 101 is fixedly connected with projecting tube 111 by sleeve 131.Projecting tube 111 is stretched into shell 130, boss
112 is detachably connected with shell 130.Pressure-applying unit includes servopump 151, hydraulic pressure sensor 153 and humidity tester 157,
Servopump 151 is connected with sealing cylinder by inlet pipeline 152, and hydraulic pressure sensor 153 is arranged on pipeline, and humidity tester 157 is set
Connected on cylinder cap 120 and with cylinder body 110.Hydraulic pressure is applied into cylinder body 110 by servopump 151, hydraulic pressure sensor 153 is examined
Survey hydraulic pressure, humidity tester 157 measures humidity, situation of change of the observation sample to be tested 101 in test box simultaneously records dependency number
According to, you can complete the measurement to permeability of the unsaturation rock under different hydraulic pressure and moisture content, and measurement different humidity ring
The diffusion rate and water content of rock mass under border.
Fig. 2 is the partial enlarged view at I in Fig. 1, refer to Fig. 2.
Specifically, in the present embodiment, projecting tube 111 is arranged on upper position in the side wall of cylinder body 110, projecting tube 111 with
Cylinder body 110 connects, the internal diameter 8mm to 16mm of projecting tube 111, is preferably 10mm.The outside of cylinder body 110 is equipped with least two boss
112, each boss 112 is equipped with the first screw thread, and shell 130 is equipped with the second screw thread being adapted with the first screw thread, boss 112
It is connected through a screw thread with shell 130.Preferably, the quantity of boss 112 is two, a boss 112 is located at projecting tube 111
Top, a boss 112 are located at the lower section of projecting tube 111, two boss 112 apart from projecting tube 111 surface distance respectively about
For 10mm, certainly, two boss 112 are also possible positioned at the left and right sides of projecting tube 111 respectively.
Shell 130 uses cylinder, is hollow circular cylinder, and one end of shell 130 seals, and the other end is equipped with internal thread, with
The external screw thread set on boss 112 is engaged so that shell 130 and cylinder body 110 are detachably connected.In order to make shell 130 with
Boss 112 preferably connects, and boss 112 is set to arc.Shell 130 is made of transparent material, such as, resin enclosure 130, just
In the situation of change of the sample to be tested 101 in observation shell 130.Certainly, shell 130 can also be other shapes, and prism, stand
The other shapes such as cube, pyramid, truncated cone-shaped, are mainly used for keeping apart sample to be tested 101 and external environment.
Fig. 3 is the company of the sleeve 131 of the infiltration that the utility model specific embodiment provides and wetness control testing equipment 100
Structure diagram is connect, refer to Fig. 3.
Sleeve 131 includes the first housing 1311 and the second housing 1313, and the first housing 1311 is arranged on the one of projecting tube 111
Side, the second housing 1313 are arranged on the opposite side of projecting tube 111, i.e. the first housing 1311 and the enclosing of the second housing 1313 are coated on outer
Stretch the surface of pipe 111.One end of first housing 1311 and one end of the second housing 1313 are rotatablely connected by form loose-leaf binder, first shell
The other end of body 1311 and the other end of the second housing 1313 are bolted.In the present embodiment, sleeve 131 is irregular roundness
Cylinder, is made of two pieces of hollow irregular semi-cylindrical Steel materials, the back side of two pieces of hollow irregular semicolumns, two loose-leaves
Button connection, front are respectively equipped with two corresponding bolts hole, are connected by two clamping bolts, and steel plate washer is equipped with nut,
To strengthen fastening effect.It is of course also possible to use the mode such as pivot connection or clamping.
Sleeve 131 is used to be fixedly connected with projecting tube 111 and sample to be tested 101, and a part for sleeve 131 is sheathed on projecting tube
On 111, another part is sheathed on sample to be tested 101.Preferably, sample to be tested 101 and projecting tube 111 are cylinder,
And the outside diameter size of sample to be tested 101 and the internal diameter size of projecting tube 111 are adapted, one end of sample to be tested 101 is stretched into overhanging
In pipe 111.In addition to two end faces, remaining surface scribbles marine glue 102 for the outer surface of sample to be tested 101, prevents water from treating
Oozed out in test specimens 101.
Cylinder body 110 is made of resin material, and for the hollow cube with an opening, cylinder body 110 is close to cylinder cap 120
One end is equipped with multiple first mounting holes, and multiple first mounting holes are uniformly distributed along the periphery of cylinder body 110.Cylinder cap 120 is rectangle steel
Plate, for sealing the opening of the cylinder body 110, cylinder cap 120 is equipped with multiple second mounting holes, the second mounting hole and the first mounting hole
Position it is corresponding.Preferably, the first mounting hole and the second mounting hole are circular bolt holes.Bolt is inserted into corresponding first
Mounting hole and the second mounting hole, add packing ring, tighten nut, to complete the sealing of cylinder body 110 and cylinder cap 120 installation.
Cylinder body 110 is equipped with multiple first grooves close to the surface of cylinder cap 120, and cylinder cap 120 is set close to the side of cylinder body 110
There are multiple second grooves, the first groove and the second groove is arc groove and position corresponds, for placing rubber seal
Circle, to improve the leakproofness between cylinder cap 120 and cylinder body 110.
Inlet opening 121, apopore 122 and humidity measurement hole 123 are offered on cylinder cap 120, is connected with cylinder body 110.Into
Respectively positioned at the opposite both sides of cylinder cap 120, humidity measurement hole 123 is located at middle part for water hole 121 and apopore 122.Inlet pipeline 152
One end be connected with servopump 151, the other end of inlet pipeline 152 is connected with inlet opening 121, apopore 122 and outlet pipeline
155 connections, humidity tester 157 are connected by testing pipeline with humidity measurement hole 123, and humidity tester 157 is installed on test
Pipeline.Inlet pipeline 152 is equipped with the first control valve 154, and for controlling the inflow of sealing cylinder, outlet pipeline 155 is equipped with
Second control valve 156, for controlling the displacement of sealing cylinder.
Specifically, servopump 151 includes the pump housing, pump piston, servo control module and servomotor etc..Hydraulic pressure sensor
153 one end is connected with servo control module, and servo control module is connected with servomotor, and servomotor is connected with pump piston,
Pump piston is located in the pump housing, and servopump 151 is connected with inlet pipeline 152, and the other end of hydraulic pressure sensor 153 passes through inlet pipeline
152 with the first control valve 154 be connected.
Another infiltration provided in this embodiment and wetness control testing equipment 100, infiltration and wetness control testing equipment
100 include sealing cylinder, test box and pressure-applying unit, and sealing cylinder includes cylinder body 110 and cylinder cap 120, and cylinder body 110 and cylinder cap 120 can
Releasably connect, cylinder body 110 is convexly equipped with projecting tube 111, and projecting tube 111 is stretched into test box, for connecting with sample to be tested 101
Connect, 101 surface of sample to be tested scribbles marine glue 102.Test box includes shell 130 and sleeve 131, and cylinder body 110 is equipped with arc
Boss 112, shell 130 are clamped with boss 112, and sleeve 131 is socketed on projecting tube 111, sample to be tested 101 and projecting tube 111
It is fixedly connected by sleeve 131.Pressure-applying unit includes servopump 151, hydraulic pressure sensor 153 and humidity tester 157, servopump
151 are connected with sealing cylinder by inlet pipeline 152, and hydraulic pressure sensor 153 is arranged on pipeline, and humidity tester 157 is arranged on cylinder cap
Connected on 120 and with cylinder body 110.Cylinder body 110, shell 130 and boss 112 are made of resin material, are treated in order to observe
Test specimens 101.
It should be noted that boss 112 and shell 130 are except that using above-mentioned clamping, threaded connection etc., can also use
The mode such as it is bonded, welds, riveting, snapping connection, being socketed, shell 130 is fixedly connected with cylinder body 110, to isolate sample to be tested
101 and external environment condition.
Infiltration provided by the utility model and wetness control testing equipment 100, its installation process and operation principle are as follows：
Installation process：The sealed connection of cylinder body 110 and cylinder cap 120.Rubber seal is placed on to the upper surface of cylinder body 110
In first groove, the second mounting hole on cylinder cap 120 is alignd with the first mounting hole of cylinder body 110, steel plate washer is set in fastening
On nut, the circular bolt holes that cylinder body 110 and cylinder cap 120 overlap are then passed through, tightening nuts, complete cylinder body 110 and cylinder cap 120
Sealed connection.
The connection of sample to be tested 101 and projecting tube 111.Coated on the surface of sample to be tested 101 (except two end faces) anti-
Glue 102, one end of sample to be tested 101 is stretched into projecting tube 111, the first housing 1311 and the second housing 1313 are closed up,
And being coated on the junction of projecting tube 111 and sample to be tested 101, i.e., a part is sheathed on the outer surface of projecting tube 111, another portion
Divide the outer surface for being sheathed on sample to be tested 101.First housing 1311 is connected with the side of the second housing 1313 by form loose-leaf binder, separately
Side is bolted connection.
The connection of pressure-applying unit.One end of inlet pipeline 152 is connected with servopump 151, and the other end connects with inlet opening 121
It is logical, hydraulic pressure sensor 153 is installed on inlet pipeline 152, the first control valve is equipped between hydraulic pressure sensor 153 and inlet opening 121
154.Outlet pipeline 155 is connected with apopore 122, and outlet pipeline 155 is equipped with the second control valve 156.Humidity tester 157 is pacified
At humidity measurement hole 123.
Fig. 4 is the test operation mistake of the infiltration that the utility model specific embodiment provides and wetness control testing equipment 100
Journey schematic diagram, refer to Fig. 4.
Experiment process：
S1：Fixed sample to be tested 101.The unsaturation rock mass sample that scene drills through is stretched into the projecting tube of resin seal cylinder
In 111, rock mass sample and projecting tube 111 are fixed by the clamping bolt on sleeve 131, rock mass specimen finish and resin seal
111 internal diameter of projecting tube of cylinder is equal.
S2：Connect boss 112 and shell 130.Resin enclosure 130 and resin boss 112 are connected through a screw thread.
S3：The connection of cylinder cap 120 and cylinder body 110.Rubber seal is placed on to the first groove of the upper surface of cylinder body 110
It is interior, the circular bolt holes on cylinder cap 120 are alignd with the circular bolt holes on cylinder body 110, steel plate washer is set on bolt, bolt
The circular bolt holes overlapped through cylinder body 110 and cylinder cap 120, tightening nuts, complete the sealed connection of cylinder body 110 and cylinder cap 120.
S4：The connection of pressure-applying unit.
Water inlet end is installed：Inlet pipeline 152 is connected into servopump 151 and inlet opening 121 and hydraulic pressure sensor 153 is installed
With the first control valve 154.Install water outlet：Outlet pipeline 155 is connected with apopore 122, which is provided with the second control valve 156.
Humidity tester 157 is installed at humidity measurement hole 123.
S5：Infiltration and wetness control experiment.
The first control valve 154 and the second control valve 156 are opened, by servopump 151 toward water filling in resin seal cylinder, waits to set
Water is filled in fat sealing cylinder, and when outlet pipeline 155 has water outflow, closes the second control valve 156.Then servopump 151 is utilized
Apply default hydraulic pressure, the permeability test of Real Time Observation unsaturation rock mass sample into resin seal cylinder.
When doing wetness control experiment, without pressurization, the solution of various concentrations need to be only configured, passes through humidity tester 157
Humidity is detected, the environment needed, the projecting tube 111 of resin seal cylinder is fixed by sleeve 131 and rock mass sample, allows water
Divide free diffusing, the wetness control experiment of Real Time Observation unsaturation rock mass sample.
S6：Analysis calculates.
Tested by the infiltration of Real Time Observation unsaturation rock mass sample and wetness control, and adopted according to related specifications and formula
The physico-mechanical properties of unsaturation rock mass sample and wetness control rock mass sample under different pressures is quantitatively calculated with existing method.It is complete
The measurement of the moisture content of rock mass sample, permeability, wetness control etc. in pairs.
It should be noted that when doing the experiment of unsaturation rock permeability, enough water is injected in resin seal cylinder,
By the submergence of 111 mouthfuls of projecting tube, according to related specifications using existing method to permeability of the unsaturation rock mass under different hydraulic pressure into
Row quantitative assessment.When doing wetness control experiment, water is injected in resin seal cylinder, but cannot be by 111 mouthfuls of leachings of projecting tube, diffusion one
After the section time, several sections of rock mass Specimen Determination its moisture content are continuously taken, diffusion rate is calculated according to existing formula.During experiment
Rock mass specimen surface, wants painting water-proof adhesive 102 in addition to two end faces, prevents water from being flowed out from rock mass sample periphery, using resin enclosure
130 isolate rock mass sample with external environment condition, avoid external environment condition from having an impact experimental result.
In conclusion infiltration provided by the utility model and wetness control testing equipment 100 have the following aspects
Beneficial effect：
Infiltration provided by the utility model and wetness control testing equipment 100, first, can not only do non-under different hydraulic pressure
Saturated rock permeability test, can also do wetness control experiment.Second, unsaturation rock is tried using hydraulic pressure servopump 151
Sample applies different hydraulic pressure, and the change procedure of simulated water pressure, so that the actual conditions at scene have been accurately reflected, to meet engineering
Technical staff accurately understands underground engineering unsaturation rock mass and is constructing and runing the demand of physico-mechanical properties in overall process.The
Three, using the transparency of resin material, using the permeable sample box of resin and the grade component of resin cylinder body 110, it is ensured that technical staff
Real Time Observation can be carried out in the infiltration of unsaturation rock sample and wetness control experiment, for accurate and visual research unsaturation rock
The Evolution permeated at various pressures is provided convenience.4th, infiltration provided by the utility model and wetness control are tested
Equipment 100 solves at present can not be to the physico-mechanical properties progress of the unsaturation rock mass infiltration under different hydraulic pressure and wetness control
The problem of accurate evaluation, and the infiltration and wetness control testing equipment 100 are rational in infrastructure, simple, easily fabricated, operation is simple,
Experimentation cost is low, reusable, highly practical, can be commonly used to the infiltration under unsaturation rock difference hydraulic pressure in rock mass engineering project
Experiment and wetness control experiment, have great application value.
The above descriptions are merely preferred embodiments of the present invention, is not intended to limit the present invention, for this
For the technical staff in field, the utility model can have various changes, combination and change.It is all the utility model spirit and
Within principle, any modification, equivalent replacement, improvement and so on, should be included within the scope of protection of this utility model.
Claims (10)
1. one kind infiltration and wetness control testing equipment, it is characterised in that the infiltration and wetness control testing equipment include close
Cylinder, test box and pressure-applying unit are sealed, the sealing cylinder includes cylinder body and cylinder cap, and the cylinder body and the cylinder cap removably connect
Connect, the cylinder body is convexly equipped with projecting tube, for being connected with sample to be tested；
The test box includes shell and sleeve, and the shell and the cylinder body are detachably connected, and the sleeve is socketed on institute
State on projecting tube, the sample to be tested is fixedly connected with the projecting tube by the sleeve；The projecting tube stretches into described outer
In shell；
The pressure-applying unit includes servopump, hydraulic pressure sensor and humidity tester, and the servopump passes through with the sealing cylinder
Inlet pipeline connect, the hydraulic pressure sensor be arranged on the pipeline on, the humidity tester be arranged on the cylinder cap on and with institute
State cylinder body connection.
2. infiltration according to claim 1 and wetness control testing equipment, it is characterised in that the outside of the cylinder body is equipped with
At least two boss, each boss are equipped with the first screw thread, and the shell is equipped with what is be adapted with first screw thread
Second screw thread, the boss are connected through a screw thread with the shell.
3. infiltration according to claim 1 and wetness control testing equipment, it is characterised in that the sleeve includes first shell
Body and the second housing, first housing are arranged on the side of the projecting tube, and second housing is arranged on the another of the projecting tube
Side, first housing and second housing enclose the surface for being coated on the projecting tube；One end of first housing
It is rotatablely connected with one end of second housing by form loose-leaf binder, the other end of first housing is another with second housing
One end is bolted.
4. infiltration according to claim 3 and wetness control testing equipment, it is characterised in that the outside diameter of the sample to be tested
Size and the internal diameter size of the projecting tube are adapted；The outer surface of the sample to be tested scribbles marine glue, prevents water from described
Oozed out in sample to be tested.
5. infiltration according to claim 1 and wetness control testing equipment, it is characterised in that the cylinder body is close to the cylinder
One end of lid is equipped with multiple first mounting holes, and multiple first mounting holes are uniformly distributed along the periphery of the cylinder body；The cylinder
Cover and be equipped with multiple second mounting holes, second mounting hole is corresponding with the position of first mounting hole.
6. infiltration according to claim 1 and wetness control testing equipment, it is characterised in that the cylinder body is close to the cylinder
The surface of lid is equipped with multiple first grooves, and the cylinder cap is equipped with multiple second grooves close to the side of the cylinder body, and described
One groove and second groove are used to place sealing ring, to improve the leakproofness between the cylinder cap and the cylinder body.
7. it is according to claim 1 infiltration and wetness control testing equipment, it is characterised in that offered on the cylinder cap into
Water hole, apopore and humidity measurement hole；One end of the inlet pipeline is connected with the servopump, the inlet pipeline it is another
End be connected with the inlet opening, the apopore is connected with outlet pipeline, the humidity tester by test pipeline with it is described
Humidity measurement hole connects, and the humidity tester is installed on the test pipeline.
8. infiltration according to claim 7 and wetness control testing equipment, it is characterised in that the inlet pipeline is equipped with
First control valve, for controlling the inflow of the sealing cylinder, the outlet pipeline is equipped with the second control valve, for controlling
State the displacement of sealing cylinder.
9. infiltration according to claim 1 and wetness control testing equipment, it is characterised in that the cylinder body uses resinous wood
Material is made, and the shell is made of resin material, in order to observe the sample to be tested.
10. one kind infiltration and wetness control testing equipment, it is characterised in that the infiltration and wetness control testing equipment include close
Cylinder, test box and pressure-applying unit are sealed, the sealing cylinder includes cylinder body and cylinder cap, and the cylinder body and the cylinder cap removably connect
Connect, the cylinder body is convexly equipped with projecting tube, and the projecting tube is stretched into the test box, described to treat for being connected with sample to be tested
Test specimens surface scribbles marine glue；
The test box includes shell and sleeve, and the cylinder body is equipped with arc boss, and the shell is clamped with the boss, institute
State sleeve to be socketed on the projecting tube, the sample to be tested is fixedly connected with the projecting tube by the sleeve；
The pressure-applying unit includes servopump, hydraulic pressure sensor and humidity tester, and the servopump passes through with the sealing cylinder
Inlet pipeline connect, the hydraulic pressure sensor be arranged on the pipeline on, the humidity tester be arranged on the cylinder cap on and with institute
State cylinder body connection.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201721521957.6U CN207352008U (en) | 2017-11-13 | 2017-11-13 | Infiltration and wetness control testing equipment |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107656035A (en) * | 2017-11-13 | 2018-02-02 | 中国科学院武汉岩土力学研究所 | Infiltration and wetness control experimental rig |
| CN108692871A (en) * | 2018-07-17 | 2018-10-23 | 浙江伟星新型建材股份有限公司 | A kind of water inspection equipment for detecting standpipe water collector sealing performance |
-
2017
- 2017-11-13 CN CN201721521957.6U patent/CN207352008U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107656035A (en) * | 2017-11-13 | 2018-02-02 | 中国科学院武汉岩土力学研究所 | Infiltration and wetness control experimental rig |
| CN107656035B (en) * | 2017-11-13 | 2024-04-02 | 中国科学院武汉岩土力学研究所 | Permeation and humidity diffusion test device |
| CN108692871A (en) * | 2018-07-17 | 2018-10-23 | 浙江伟星新型建材股份有限公司 | A kind of water inspection equipment for detecting standpipe water collector sealing performance |
| CN108692871B (en) * | 2018-07-17 | 2023-09-01 | 临海伟星新型建材有限公司 | Water detection equipment for detecting sealing performance of vertical pipe water collector |
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