Summary of the invention
In order to solve the problem that exists in the above-mentioned background technology, the present invention propose a kind of not fixed-semi-consolidated diagenesis condition under mud stone smear and form the evolution physical simulation experiment device, it has simple, the visual strong and diversified characteristics of model of controlling.
According to technical solutions according to the invention, provide a kind of not fixed-semi-consolidated diagenesis condition under mud stone smear and form the evolution physical simulation experiment device, it comprise a kind of fixed-semi-consolidated diagenesis condition under mud stone smear and form the evolution physical simulation experiment device, comprise model system, terminal control system, wherein model system comprises the manual displacement adjustment device 1 of fluid pressure type, load-bearing frame 2, crane 3, load-bearing back timber 4, end face hydraulic transmission device 5, fixation steel plate 6, tomography slide block 7, rotation axis 8, rolling bearing 9, manual view angle adjusting device 10, pedestal 11, bottom surface hydraulic transmission device 12, side fluid pressure type pressure control device 13.Terminal control system comprises: manual pump control device 401, constant-flux pump control device 402, displacement transducer 403, No. 1 pressure cylinder 404, No. 3 pressure cylinders 405, No. 4 pressure cylinders 407,3 and No. 4 pressure cylinder tensimeters 406, No. 2 pressure cylinders 408, hydraulic pressure transfer line 409;
Wherein, the integral installation of analogue means is loaded in take load-bearing frame 2, load-bearing back timber 4 and pedestal 11 in the skeleton of main body; Crane 3 is fixed on the load-bearing back timber 4 by rolling pulley, its can be along the bottom of load-bearing back timber 4 free move left and right, be mainly used in employed sandbox main body in the experimental simulation process dress, tear process open; Fixation steel plate 6 mainly plays fixation to analogue means; Cooperating of rotation axis 8, rolling bearing 9 and manual view angle adjusting device 10 then realized testing the manual adjustments at visual angle; The manual displacement adjustment device 1 of fluid pressure type makes it be in constant pressure value by manual adjustments injection liquid scale of construction control side fluid pressure type pressure control device 13.End face hydraulic transmission device 5 and bottom surface hydraulic transmission device 12 are by the terminal control system adjustment, end face hydraulic transmission device 5 and bottom surface hydraulic transmission device 12 are in order to realize the adjustment to hanging wall slide block 7 displacement sizes, and side fluid pressure type pressure control device 13 is in order to realize the effective control to confined pressure in the casing simulation process;
The terminal control system operating principle is as follows: link to each other with No. 4 pressure cylinders 407 with No. 3 pressure cylinders 405 with manual pump control device 401, can control both pressure sizes, the large I of pressure is presented at pressure cylinder tensimeter 406 3 and No. 4 simultaneously; Constant-flux pump control device 402 links to each other with No. 2 pressure cylinders 408 with No. 1 pressure cylinder 404, can set the pressure size of two pressure cylinders, and this process is machine automatization control, and the displacement size in the experimentation can be presented in the displacement transducer 403.More than in two processes related hydraulic pressure transmission finish by hydraulic pressure transfer line 409.
According to another technical scheme provided by the present invention, provide use not fixed-semi-consolidated diagenesis condition under mud stone smear the experimental technique that forms the evolution physical simulation experiment device, comprise step:
The first step: load required tomography slide block
Before the experimental simulation, according to requirement of experiment and experiment purpose, select satisfactory tomography slide block.As shown in Figure 1, at first unload fixation steel plate 6, secondly the tomography slide block 7 of selecting is fixed on the hawser that is connected on the crane 3, by the displacement size of control crane 3 horizontal directions and the displacement size of the slide block of vertically slinging, tomography slide block 7 is loaded in the analogue means, at last fixation steel plate 6 is fixed on the analog unit;
Second step: rock sample loads
It is zero to utilize manual displacement regulating device 1 that the relative displacement of two tomography slide blocks is adjusted to, and casing is adjusted into level, after this ready rock sample is put in hanging wall slide block and footwall slide block to get final product;
The 3rd step: displacement and visual angle are adjusted
The fault properties of simulating according to requirement of experiment is by manual view angle adjusting device 1 and the manual angle adjusted between tomography slider displacements and analog unit and the surface level of view angle adjusting device 10.Manually view angle adjusting device 1 is directed into liquid among end face hydraulic transmission device and the bottom surface hydraulic transmission device by the hydraulic pressure transfer line, be converted into offset variable by end face hydraulic transmission device and bottom surface hydraulic transmission device, and then the size of control tomography slider displacement, displacement size in the adjustment process and fluid pressure size show by the displacement transducer of box house, and finally are presented on the terminal display panel of analogue means;
The 4th step: experimental phenomena and data collection and analysis
The experimenter records real time data and the experimental phenomena in the top experimentation, realizes that mud stone is smeared formation evolution physical simulation experiment under not fixed-semi-consolidated diagenesis condition.
Use of the present invention not fixed-semi-consolidated diagenesis condition under mud stone smear and form the evolution physical simulation experiment device, realize the simulation to the zone of fracture stuff of such diagenetic grade rock.Apparatus main body is location " shearing " sand tank model under the normal temperature and pressure conditions.Model system three large characteristics: the one, consisted of simulation different angle tomography by many groups of removable frameworks; The 2nd, the model sealing can be by injecting the penetrating power of fluid detection zone of fracture after the experiment; The 3rd, visual, can directly take mud stone and smear the formation evolutionary process.Be mainly used in simulating near surface not fixed-semi-consolidated diagenesis condition under mud stone smear the formation evolutionary process, research varying strength mud stone (water content difference) forms the condition that mud stone is smeared in the ruptural deformation process, accurately determine mud stone and smear the maintenance critical SSF value of continuity (SSF value=turn-off/mud stone thickness).This experimental provision is used the hand-hydraulic adjusting gear, has both reduced the cost of device, more can move size with effective stress according to the random adjusted position of experimental study personnel's demand.
Embodiment
Below in conjunction with accompanying drawing describe in detail of the present invention not fixed-semi-consolidated diagenesis condition under mud stone smear and form the evolution physical simulation experiment device, the below illustrates as just example, know with those skilled in the art know that, all fall among the present invention as long as meet the method and system of inventive concept; Additionally, protection scope of the present invention only should be limited to mud stone under not fixed-semi-consolidated diagenesis condition and smear the concrete structure that forms the evolution physical simulation experiment device or the design parameter of parts.
In the accompanying drawing, comprise the manual displacement adjustment device 1 of fluid pressure type, load-bearing frame 2, crane 3, load-bearing back timber 4, end face hydraulic transmission device 5, fixation steel plate 6, tomography slide block 7, rotation axis 8, rolling bearing 9, manual view angle adjusting device 10, pedestal 11, bottom surface hydraulic transmission device 12, side fluid pressure type pressure control device 13 shown in Fig. 1.Its interrupting layer slide block 7 comprises hanging wall slide block and footwall slide block, and the combined situation between hanging wall slide block and the footwall slide block has four kinds of combined situation of 30 °, 45 °, 60 ° and 75 ° angle combinations.
Be the part enlarged drawing shown in Fig. 1 among Fig. 2, wherein identical among label and Fig. 1 is same parts.Fig. 3 for according to of the present invention not fixed-semi-consolidated diagenesis condition under mud stone smear the experiment flow figure that forms the evolution physical simulation experiment device.Fig. 4 terminal control system comprises: manual pump control device 401, constant-flux pump control device 402, displacement transducer 403, No. 1 pressure cylinder 404, No. 3 pressure cylinders 405, No. 4 pressure cylinders 406,3 and No. 4 pressure cylinder tensimeters 407, No. 2 pressure cylinders 408, hydraulic pressure transfer line 409.
According to of the present invention not fixed-semi-consolidated diagenesis condition under mud stone smear and form the evolution physical simulation experiment device, press component function and divide, mainly comprise model system, terminal control system two parts composition simulation system.Simulation system is made of analog slider (realizing by the tomography slide block), stationary installation, rolling bearing and the corresponding hydrostatic control and the gearing that are loaded on the pedestal, analog slider can be simulated 30 °, 45 °, 60 ° and 75 ° of four kinds of inclination angle trap-downs and trap-up, also can rotate by main box the strike-slip fault in four orientation of simulation; Terminal control system is made of pressure transducer, displacement transducer and data display analysis device, collection and analysis that can complete paired data.
Particularly, mud stone is smeared and is formed the evolution physical simulation experiment device under not fixed-semi-consolidated diagenesis condition, and it comprises simulation system and two parts of terminal control system.Simulation system comprises: the manual displacement adjustment device 1 of fluid pressure type, load-bearing frame 2, crane 3, load-bearing back timber 4, end face hydraulic transmission device 5, fixation steel plate 6, tomography slide block 7, rotation axis 8, rolling bearing 9, manual view angle adjusting device 10, pedestal 11, bottom surface hydraulic transmission device 12, side fluid pressure type pressure control device 13.Terminal control system comprises: manual pump control device 401, constant-flux pump control device 402, displacement transducer 403, No. 1 pressure cylinder 404, No. 3 pressure cylinders 405, No. 4 pressure cylinders 407,3 and No. 4 pressure cylinder tensimeters 406, No. 2 pressure cylinders 408, hydraulic pressure transfer line 409.
The parts linking relationship of simulation system is as follows: the integral installation of analogue means is loaded in take load-bearing frame 2, load-bearing back timber 4 and pedestal 11 in the skeleton of main body; Crane 3 is fixed on the load-bearing back timber 4 by rolling pulley, its can be along the bottom of load-bearing back timber 4 free move left and right, be mainly used in employed sandbox main body in the experimental simulation process dress, tear process open; Fixation steel plate 6 mainly plays fixation to analogue means; Cooperating of rotation axis 8, rolling bearing 9 and manual view angle adjusting device 10 then realized testing the manual adjustments at visual angle; The manual displacement adjustment device 1 of fluid pressure type makes it be in constant pressure value by manual adjustments injection liquid scale of construction control side fluid pressure type pressure control device 13.End face hydraulic transmission device 5 and bottom surface hydraulic transmission device 12 are by the terminal control system adjustment, end face hydraulic transmission device 5 and bottom surface hydraulic transmission device 12 are in order to realize the adjustment to hanging wall slide block 7 displacement sizes, and side fluid pressure type pressure control device 13 is in order to realize the effective control to confined pressure in the casing simulation process.
The terminal control system operating principle is as follows: link to each other with No. 4 pressure cylinders 407 with No. 3 pressure cylinders 405 with manual pump control device 401, can control both pressure sizes, the large I of pressure is presented at pressure cylinder tensimeter 406 3 and No. 4 simultaneously; Constant-flux pump control device 402 links to each other with No. 2 pressure cylinders 408 with No. 1 pressure cylinder 404, can set the pressure size of two pressure cylinders, and this process is machine automatization control, and the displacement size in the experimentation can be presented in the displacement transducer 403.More than in two processes related hydraulic pressure transmission finish by hydraulic pressure transfer line 409.
Smearing the experiment flow that forms the evolution physical simulation experiment device with reference to mud stone under shown in Figure 3, not fixed-semi-consolidated diagenesis condition is:
The first step: load required tomography slide block
Before the experimental simulation, according to requirement of experiment and experiment purpose, select satisfactory tomography slide block.As shown in Figure 1, at first unload fixation steel plate 6, secondly the tomography slide block 7 of selecting is fixed on the hawser that is connected on the crane 3, by the displacement size of control crane 3 horizontal directions and the displacement size of the slide block of vertically slinging, tomography slide block 7 is loaded in the analogue means, at last fixation steel plate 6 is fixed on the analog unit.
Second step: rock sample loads
It is zero to utilize manual displacement regulating device 1 that the relative displacement of two tomography slide blocks is adjusted to, and casing is adjusted into level, after this ready rock sample is put in hanging wall slide block and footwall slide block to get final product.
The 3rd step: displacement and visual angle are adjusted
The fault properties of simulating according to requirement of experiment is by manual view angle adjusting device 1 and the manual angle adjusted between tomography slider displacements and analog unit and the surface level of view angle adjusting device 10.Manually view angle adjusting device 1 is directed into liquid among end face hydraulic transmission device and the bottom surface hydraulic transmission device by the hydraulic pressure transfer line, be converted into offset variable by end face hydraulic transmission device and bottom surface hydraulic transmission device, and then the size of control tomography slider displacement, displacement in adjustment process size and fluid pressure size show by the displacement transducer of box house, and finally be presented on the terminal display panel of analogue means (while is with reference to figure 4).
The 4th step: experimental phenomena and data collection and analysis
The experimenter records real time data and the experimental phenomena in the top experimentation, realizes that mud stone is smeared formation evolution physical simulation experiment under not fixed-semi-consolidated diagenesis condition.
Smear and form the evolution physical simulation experiment device although be described clearly under not fixed-semi-consolidated diagenesis condition mud stone in the above, more specifically can have following examples.
Embodiment 1:
Mud stone is smeared and formed the evolution physical simulation experiment device under not fixed-semi-consolidated diagenesis condition: be contained in tomography slide block process and relate to four bulking blocks: tomography slide block 7, fixation steel plate 6, load-bearing back timber 4 and crane 3: tomography slide block 7 is solid alloy structure, have high strength characteristics, can perfectly satisfy simulating the expection requirement of different diagenetic grade sample deformation; Tomography slide block 7 tops are fixation steel plate 6, and fixation steel plate 6 is for being steel framework type structure, playing to suppress the effect that tomography slide block 7 breaks away from casing; Tomography slide block 7 is load-bearing back timber 4 with fixation steel plate 6 tops, its supporting power is up to 500 kilograms, top is equipped with transversely movable crane 3, and crane 3 is overhead travelling crane, and model is HYT500/1000,500 kilograms of the specified lifting weight of single hook, lifting velocity 10m/min, output power 1600W, rated voltage 220v, rated frequency 50Hz, 38.8 kilograms of net weight.Load-bearing back timber 4 and crane 3 can be finished the allocation and transportation process to analogue means all parts assembling and dissembling process smoothly.
Select hanging wall slide block and the footwall slide block (30 °, 45 °, 60 ° and 75 °) of respective angles before the experimental simulation according to requirement of experiment, unload fixation steel plate 6, by the crane 3 on the load-bearing back timber 4 with hanging wall slide block and footwall slide block installation in position, again fixation steel plate is fixed, the tomography slide block namely installs.
Embodiment 2
Describe such as Fig. 2:
Mud stone is smeared and formed the evolution physical simulation experiment device under not fixed-semi-consolidated diagenesis condition: rock sample is contained in upper lower burrs tomography slide block 7.
Embodiment 3
Describe such as Fig. 4:
Mud stone is smeared and formed the evolution physical simulation experiment device under not fixed-semi-consolidated diagenesis condition: the displacement of its simulation process interrupting layer slide block realizes by constant-flux pump control device 402, it is connected with hydraulic transmission device by the fluid passage, principle is that by manual spiral pushing device external fluid being injected into hydraulic transmission device (is respectively end face hydraulic transmission device 5, bottom surface hydraulic transmission device 12, side fluid pressure type pressure control device 13), be amount of displacement with the injection rate IR size conversion of fluid, thereby realize the displacement of experimentation interrupting layer slide block simulation is regulated.
Embodiment 4
Describe such as Fig. 2:
Mud stone is smeared and formed the evolution physical simulation experiment device under not fixed-semi-consolidated diagenesis condition: the visual angle device comprises rotation axis 8, rolling bearing 9 and manual view angle adjusting device 10 in the experimentation.The analogue means casing is fixed on the rotation axis 8, and by linking that rotation axis 8 and rolling bearing 9 formation are freely rotated, both cooperations can realize freely rotating of analog unit, its rotational angle needs the adjusting of manual view angle adjusting device 10, manually view angle adjusting device 10 utilizes the rotation band nutating gear of manual turntable, and then drive and to be fixed in the rotation of the analog unit on the rotation axis 8, thereby reach the observation of different experiments phenomenon and the requirement of different experiments purpose.
Embodiment 5
Describe such as Fig. 4:
Mud stone is smeared and formed the evolution physical simulation experiment device under not fixed-semi-consolidated diagenesis condition: the experimental terminal control system comprises: manual pump control device 401, constant-flux pump control device 402, displacement transducer 403, No. 1 pressure cylinder 404, No. 3 pressure cylinders 405, No. 4 pressure cylinders 407,3 and No. 4 pressure cylinder tensimeters 406, No. 2 pressure cylinders 408, hydraulic pressure transfer line 409.Operating principle is as follows: at first be the confined pressure adjustment, utilize manual pump control device 401 that No. 3 pressure cylinders 405 and No. 4 pressure cylinder 407 pressure are adjusted into preset value according to requirement of experiment, remain on that indicator points to constant in 3 and No. 4 pressure cylinder tensimeters 406; Secondly for adjusting longitudinal pressure, utilize the constant-flux pump control device that the experiment longitudinal pressure is adjusted according to requirement of experiment, make the constant pressure of No. 1 pressure cylinder 404 and No. 2 pressure cylinders 408 in the simulation process, this process is machine automatization control, and the displacement size in the experimentation can be presented in the displacement transducer 403.More than in two processes related hydraulic pressure transmission finish by hydraulic pressure transfer line 409.
As above-mentioned, clear described that the present invention proposes in detail not fixed-semi-consolidated diagenesis condition under mud stone smear and form the evolution physical simulation experiment device.Although the present invention is described and explained to the preferred embodiments of the present invention in detail, but this area those skilled in the art be appreciated that, in the situation of the spirit and scope of the present invention that do not deviate from the claims definition, can in form and details, make multiple modification.