CN205643019U - Strata displacement model support loading device - Google Patents
Strata displacement model support loading device Download PDFInfo
- Publication number
- CN205643019U CN205643019U CN201620307697.1U CN201620307697U CN205643019U CN 205643019 U CN205643019 U CN 205643019U CN 201620307697 U CN201620307697 U CN 201620307697U CN 205643019 U CN205643019 U CN 205643019U
- Authority
- CN
- China
- Prior art keywords
- way reversing
- rigid metal
- rock stratum
- hydraulic jack
- metal post
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000006073 displacement reaction Methods 0.000 title abstract description 4
- 239000002184 metal Substances 0.000 claims abstract description 33
- 229910052751 metal Inorganic materials 0.000 claims abstract description 33
- 239000011435 rock Substances 0.000 claims abstract description 25
- 238000004088 simulation Methods 0.000 claims abstract description 20
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims abstract description 19
- 230000006835 compression Effects 0.000 claims description 7
- 238000007906 compression Methods 0.000 claims description 7
- 230000008901 benefit Effects 0.000 abstract description 3
- 229940084430 four-way Drugs 0.000 abstract 3
- 230000015572 biosynthetic process Effects 0.000 abstract 1
- 238000005056 compaction Methods 0.000 abstract 1
- 239000003921 oil Substances 0.000 description 16
- 239000000463 material Substances 0.000 description 9
- 238000002474 experimental method Methods 0.000 description 5
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 238000009412 basement excavation Methods 0.000 description 2
- 239000010720 hydraulic oil Substances 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Landscapes
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The utility model discloses a strata displacement model support loading device, the device includes by the base, the cavity of frame and front and back backplate formation, set up the simulation rock stratum in the cavity, frame upper portion is equipped with hydraulic cylinder, still include manual hydraulic pump, advancing oil pipe and returning oil pipe of manual hydraulic pump is continuous with two four -way reversing valve's oil inlet and oil return opening respectively, hydraulic cylinder's no pole chamber with have the pole chamber to link to each other with actuator port no. 2 with two four -way reversing valve's actuator port no. 1 respectively, be equipped with manual control valve door and hydraulic pressure gauge on the pipeline that hydraulic cylinder and two four -way reversing valve link to each other, hydraulic cylinder's piston rod lower part is equipped with the rigid metal post, be equipped with the spring pedestal at simulation rock stratum upper surface and the corresponding position of rigid metal post. The utility model discloses can realize doing benefit to the compaction of simulation rock stratum to the continuous load in simulation rock stratum, improve the reliability and the accuracy of experimental result.
Description
Technical field
This utility model relates to a kind of similar material simulation experiment field, rock stratum, especially relates to a kind of strata movement model support charger.
Background technology
At present, the traditional rock stratum similar material simulation experiment device of laboratory uses hydraulic loading device to provide pressure to simulation rock stratum, and the volume within analog simulation experimental device reaches tens of cubic meter, and the advantage of above-mentioned experiment charger is to save portion of material.But there is the defect of following three aspects: one is in experimentation simultaneously, after the excavation of rock stratum, easily cause pressure head and the disengaging of simulation rock stratum of hydraulic stroker, need the moment of experimenter to observe, cause the waste of manpower;Two is the problem that in experimentation, hydraulic jack and the disengaging simulating rock stratum can cause analog material not to be compacted;Three is to there is certain potential safety hazard.
Summary of the invention
Goal of the invention: the purpose of this utility model is to provide a kind of strata movement model support charger, by this charger, can make the experimenter can observation experiment process round the clock, it is achieved the continuous loading in experimentation.
To achieve these goals, this utility model have employed following technical scheme: a kind of strata movement model support charger, including base, base is provided with frame, before and after's backplate it is provided with about frame, base, frame and front and back form the cavity of opened upper end between backplate, arrange simulation rock stratum in cavity, upper rack is provided with hydraulic jack;Also include hydraulic hand-pump, two position and four-way reversing valves, manual control valve, hydralic pressure gauge, spring pedestal, rigid metal post, hydraulic hand-pump is provided with oil inlet pipe and oil return pipe, the oil-in of oil inlet pipe and two position and four-way reversing valves is connected, the oil return opening of oil return pipe and two position and four-way reversing valves is connected, the rodless cavity of hydraulic jack and the actuator port one of two position and four-way reversing valves are connected, the rod chamber of hydraulic jack and the actuator port two of two position and four-way reversing valves are connected, the pipeline that the rodless cavity of hydraulic jack and the actuator port one of two position and four-way reversing valves are connected is provided with manual control valve and hydralic pressure gauge, the underpart of the piston rod of hydraulic jack is provided with rigid metal post, the position corresponding with rigid metal post at described Imitating rock stratum upper surface is provided with spring pedestal.
Preferably, described rigid metal column end is provided with the hole, location that the piston rod executed with hydraulic jack matches.
Preferably, described spring pedestal includes that compression spring, rigid sleeve and rigid metal sheet, rigid sleeve internal diameter match with rigid metal post external diameter, and at rigid sleeve lower weld rigid metal iron plate, compression spring is placed in rigid sleeve.
Compared with the similar material simulation experiment device of existing rock stratum, this utility model has the advantage that
(1) by the basis of the similar material simulation experiment device of existing rock stratum, add spring pedestal, hydraulic hand-pump and rigid metal post, can realize simulation rock stratum is loaded continuously, be beneficial to simulate the compacting of rock stratum, improve reliability and the accuracy of experimental result;
(2) its simple in construction, easy to operate, uses manpower and material resources sparingly, and using effect is good.
Accompanying drawing explanation
Fig. 1 is the perspective view of the device that strata movement model support of the present utility model loads;
Fig. 2 is the oil circuit connection diagram of hydraulic hand-pump and hydraulic jack;
Fig. 3 is the generalized section of spring pedestal of the present utility model;
Fig. 4 is the top view of spring pedestal of the present utility model;
Fig. 5 is the generalized section of this utility model rigid metal cylinder;
Fig. 6 is the top view of this utility model rigid metal cylinder.
In figure: 1 hydraulic hand-pump;2 oil inlet pipes;3 oil return pipes;4 hydraulic jacks;5 manual control valves;6 hydralic pressure gauges;7 frames;Backplate before and after 8;9 bases;10 spring pedestals;11 rigid metal posts;12 compression springs;13 rigid sleeves;14 rigid metal sheet;15-positions hole;16-two position and four-way reversing valve.
Detailed description of the invention:
Below in conjunction with the accompanying drawings this utility model is done and further explain.
As illustrated in fig. 1 and 2, a kind of strata movement model support charger of the present utility model, including base 9, base 9 is provided with frame 7, frame about 7 is provided with before and after's backplate 8, base 9, frame 7 and front and back form the cavity of opened upper end between backplate 8, arrange simulation rock stratum in cavity, frame 7 top is provided with hydraulic jack 4.nullStrata movement model support charger also includes hydraulic hand-pump 1、Manual control valve 5、Hydralic pressure gauge 6、Spring pedestal 10 and rigid metal post 11,Hydraulic hand-pump 1 is provided with oil inlet pipe 2 and oil return pipe 3,Oil inlet pipe 2 is connected with the oil-in of two position and four-way reversing valves 16,Oil return pipe 3 is connected with the oil return opening of two position and four-way reversing valves 16,The rodless cavity of hydraulic jack 4 and the actuator port one of two position and four-way reversing valves 16 are connected,The rod chamber of hydraulic jack 4 and the actuator port two of two position and four-way reversing valves 16 are connected,The pipeline that the rodless cavity of hydraulic jack 4 and the actuator port one of two position and four-way reversing valves 16 are connected is provided with manual control valve 5 and hydralic pressure gauge 6,The underpart of the piston rod of hydraulic jack 4 is provided with rigid metal post 11,The position corresponding with rigid metal post 11 at described Imitating rock stratum upper surface is provided with spring pedestal 10.
If Fig. 3 is to shown in 6, described rigid metal post 11 end is provided with executes, with hydraulic jack, the hole, location that the piston rod of 4 matches, described spring pedestal 10 includes compression spring 12, rigid sleeve 13 and rigid metal sheet 14, rigid sleeve 13 internal diameter matches with rigid metal post 11 external diameter, at rigid sleeve 13 lower weld rigid metal iron plate 14, compression spring 12 is placed in rigid sleeve 13.
The experimental technique of root strata movement mentioned above model support charger, comprises the following steps:
A, in cavity, lay analog material, and displacement meter is installed, treats that analog material dries, form simulation rock stratum;
B, the piston rod of hydraulic jack 4 is connected with rigid metal post 11, spring pedestal 10 is placed in the underface of each rigid metal post 11;
C, proceed by loading, open manual control valve 5, Non-follow control hydraulic hand-pump 1, making hydraulic oil enter the rodless cavity of hydraulic jack 4 through oil inlet pipe 2, the piston rod of hydraulic jack 4 stretches out and passes through rigid metal post 11 and spring pedestal 10 is pressed down against simulating rock stratum, the deadweight of simulation overlying rock, hydralic pressure gauge is observed in loading procedure, make hydralic pressure gauge 6 display to the pressure reading set, then close manual control valve 5, stop Non-follow control hydraulic hand-pump 1;
D, pull down before and after's backplate 8, simulation roadway excavation, in digging process, there will be the reduction of power between rigid metal post 11 and spring pedestal 10, it should be noted that careful observation, when the reading of hydralic pressure gauge 6 is less than the pressure reading set, open manual control valve 5, open hydraulic hand-pump 1, by oil inlet pipe 2 oil-feed, make the reading of hydralic pressure gauge 6 recover to originally setting reading;
F, record the displacement of whole simulation rock stratum, during observation experiment, simulate being caving of rock stratum;
After g, experiment terminate, two position and four-way reversing valves 16 commutate, the rodless cavity of hydraulic jack 4 and the actuator port two of two position and four-way reversing valves 16 are connected, the rod chamber of hydraulic jack 4 and the actuator port one of two position and four-way reversing valves 16 are connected, open manual control valve 5, open hydraulic hand-pump 1, make hydraulic oil enter the rod chamber of hydraulic jack 4 through oil inlet pipe 2, the piston rod retraction of 4 executed by hydraulic jack, spring pedestal 10 and rigid metal post 11 is removed.
The above is only preferred implementation of the present utility model; it should be pointed out that, for those skilled in the art, on the premise of without departing from this utility model principle; can also make some improvements and modifications, these improvements and modifications also should be regarded as protection domain of the present utility model.
Claims (3)
1. a strata movement model support charger, including base (9), base (9) is provided with frame (7), frame (7) left and right is provided with before and after's backplate (8), base (9), frame (7) and front and back form the cavity of opened upper end between backplate (8), arranging simulation rock stratum in cavity, frame (7) top is provided with hydraulic jack (4);nullIt is characterized in that: also include hydraulic hand-pump (1)、Two position and four-way reversing valves (16)、Manual control valve (5)、Hydralic pressure gauge (6)、Spring pedestal (10)、Rigid metal post (11),Hydraulic hand-pump (1) is provided with oil inlet pipe (2) and oil return pipe (3),Oil inlet pipe (2) is connected with the oil-in of two position and four-way reversing valves (16),Oil return pipe (3) is connected with the oil return opening of two position and four-way reversing valves (16),The rodless cavity of hydraulic jack (4) and the actuator port one of two position and four-way reversing valves (16) are connected,The rod chamber of hydraulic jack (4) and the actuator port two of two position and four-way reversing valves (16) are connected,The pipeline that the rodless cavity of hydraulic jack (4) and the actuator port one of two position and four-way reversing valves (16) are connected is provided with manual control valve (5) and hydralic pressure gauge (6),The underpart of the piston rod of hydraulic jack (4) is provided with rigid metal post (11),The position corresponding with rigid metal post (11) at described simulation rock stratum upper surface is provided with spring pedestal (10).
A kind of strata movement model support charger the most according to claim 1, it is characterised in that: described rigid metal post (11) end is provided with the hole, location (15) that the piston rod with hydraulic jack (4) matches.
A kind of strata movement model support charger the most according to claim 1, it is characterized in that: described spring pedestal (10) includes compression spring (12), rigid sleeve (13) and rigid metal sheet (14), rigid sleeve (13) internal diameter matches with rigid metal post (11) external diameter, in rigid sleeve (13) lower weld rigid metal sheet (14), compression spring (12) is placed in rigid sleeve (13).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201620307697.1U CN205643019U (en) | 2016-04-13 | 2016-04-13 | Strata displacement model support loading device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201620307697.1U CN205643019U (en) | 2016-04-13 | 2016-04-13 | Strata displacement model support loading device |
Publications (1)
Publication Number | Publication Date |
---|---|
CN205643019U true CN205643019U (en) | 2016-10-12 |
Family
ID=57064952
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201620307697.1U Expired - Fee Related CN205643019U (en) | 2016-04-13 | 2016-04-13 | Strata displacement model support loading device |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN205643019U (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105716951A (en) * | 2016-04-13 | 2016-06-29 | 中国矿业大学 | Rock stratum moving model frame loading device and experimental method |
-
2016
- 2016-04-13 CN CN201620307697.1U patent/CN205643019U/en not_active Expired - Fee Related
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105716951A (en) * | 2016-04-13 | 2016-06-29 | 中国矿业大学 | Rock stratum moving model frame loading device and experimental method |
CN105716951B (en) * | 2016-04-13 | 2018-07-17 | 中国矿业大学 | Rock stratum moving model frame loading device and experimental method |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN106404549B (en) | A kind of supercritical carbon dioxide fracture simulation experimental provision | |
CN104963673B (en) | Visual experimental device for simulating temporary hydraulic fracture plugging of fiber diverter | |
CN201130176Y (en) | High pressure slip-casting pilot model apparatus | |
CN109681190A (en) | Gas well at HTHP cement sheath sealing integrity evaluation system | |
CN103065538B (en) | Indoor drilling accident and well control technology simulation test device | |
CN103884597B (en) | The analogue measurement device and method of coal seam hydraulic fracture induction surrouding rock stress change | |
CN106840977A (en) | Slurry filling imitation device | |
CN106814016A (en) | The analogy method of slurry filling imitation device | |
CN103398902A (en) | Test apparatus for flexible loading and instantaneously unloading of high geostress, and test method | |
CN108894764A (en) | Visualize two-dimentional hydraulic fracture imitative experimental appliance | |
CN207351871U (en) | A kind of grouting for water plugging simulation test device | |
CN205176021U (en) | Tunnelling simulation modeling experiment device | |
CN106761572A (en) | A kind of Multi-functional analog boring test platform and its application method | |
CN104818983A (en) | Physical modeling experiment system and method for oil deposit karst cave collapse and crack closure | |
CN205643019U (en) | Strata displacement model support loading device | |
CN105716951A (en) | Rock stratum moving model frame loading device and experimental method | |
CN105628526B (en) | Dynamic loading hydraulic fracturing rock mechanical test system | |
CN205538894U (en) | A testing system for simulating it influences floor of coal seam gushing water to be adopted | |
CN205538895U (en) | Adopted floor of coal seam gushing water analogue test system that influences | |
CN212964408U (en) | A high-efficient experimental apparatus for rock mechanics triaxial experiment | |
CN206891872U (en) | For simulating the device of mine floor water barrier crack evolution | |
CN114235585A (en) | Coal rock solid-liquid coupling analog simulation experiment device and use method | |
CN104458064B (en) | A kind of pneumatic mounting system of mine pressure analog simulation and control method | |
CN206129254U (en) | Simulation coal layer fracture test permeability system | |
CN205404524U (en) | Analogue test device that influences floor of coal seam gushing water testing system is adopted in simulation |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20161012 Termination date: 20200413 |
|
CF01 | Termination of patent right due to non-payment of annual fee |