CN117589969A - Geological disaster coupling simulation test system - Google Patents
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- CN117589969A CN117589969A CN202410075892.5A CN202410075892A CN117589969A CN 117589969 A CN117589969 A CN 117589969A CN 202410075892 A CN202410075892 A CN 202410075892A CN 117589969 A CN117589969 A CN 117589969A
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- 238000012360 testing method Methods 0.000 title claims abstract description 66
- 238000004088 simulation Methods 0.000 title claims abstract description 46
- 230000008878 coupling Effects 0.000 title claims abstract description 34
- 238000010168 coupling process Methods 0.000 title claims abstract description 34
- 238000005859 coupling reaction Methods 0.000 title claims abstract description 34
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 98
- 230000000694 effects Effects 0.000 claims abstract description 13
- 230000007246 mechanism Effects 0.000 claims description 48
- 239000000463 material Substances 0.000 claims description 26
- 238000006243 chemical reaction Methods 0.000 claims description 24
- 239000011521 glass Substances 0.000 claims description 8
- 238000012544 monitoring process Methods 0.000 claims description 7
- 238000007086 side reaction Methods 0.000 claims description 6
- 238000005303 weighing Methods 0.000 claims description 6
- 238000001556 precipitation Methods 0.000 claims description 4
- 230000009193 crawling Effects 0.000 claims description 3
- 239000002689 soil Substances 0.000 abstract description 15
- 238000000034 method Methods 0.000 abstract description 5
- 230000008569 process Effects 0.000 abstract description 4
- 238000005086 pumping Methods 0.000 abstract description 3
- 239000008400 supply water Substances 0.000 abstract 1
- 239000002352 surface water Substances 0.000 abstract 1
- 238000002347 injection Methods 0.000 description 8
- 239000007924 injection Substances 0.000 description 8
- 238000006073 displacement reaction Methods 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000004992 fission Effects 0.000 description 2
- 238000012806 monitoring device Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 239000013307 optical fiber Substances 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
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Abstract
The invention provides a geological disaster coupling simulation test system, and relates to the technical field of geological disaster coupling simulation tests. The geological disaster coupling simulation test system comprises a main body model box, a water supply water tank, a rainfall device, a water pumping device and a gantry crane device, wherein the water tanks are respectively arranged on two sides of an escalator at one side of the main body model box, and the top rainfall device is used for loading and unloading test soil bodies. The multi-layer variable-depth pressure-bearing water exploitation simulation can be realized by adopting the water supply tank and the pumping well device, the multi-form fracture activity simulation can be realized by adopting the main body model box jack power system, the fracture activity and the pressure-bearing water exploitation can be combined to realize the joint forming process and disaster-causing simulation, the influence of the surface water effect on the joint forming process can be simulated by the rainfall device, and the geological disaster coupling simulation test system has the characteristics of multiple functions and wide application.
Description
Technical Field
The invention relates to the technical field of geological disaster coupling simulation tests, in particular to a geological disaster coupling simulation test system.
Background
The advantages of physical model tests are also revealed due to the complex geological environment in the field and the long evolution of the ground cracks. And (3) the stratum and related structures are scaled by taking actual geological conditions as the background, a physical test model of the ground cracks is established, and main parameters of a test object can be strictly controlled through the model without being limited by external conditions and natural conditions. In the ground fracture model test, a model is set according to a cause mode of the ground fracture physical model test, so that the space-time evolution rule of the ground fracture can be verified and known in a deepened way, and further the ground fracture damage theory is proposed, so that the ground fracture model test is more and more paid attention to by students.
The prior patent (publication number: CN 112634728A) discloses a geological disaster chain simulation test device and method, comprising a model box, a water injection tank, a pipeline, a lifting device, a rainfall simulation device and a water level changing device; the model box is a cuboid with a frame structure, the side surface of the model box is a retaining plate, the bottom surface of the model box is a bottom plate, one side of the bottom plate is hinged with the side surface of the model box, the bottom plate can be turned around a hinged shaft, a lifting device is connected below the bottom plate, and the lifting device is positioned on the ground; the rainfall simulation device is positioned at the top of the model box and comprises a plurality of spray heads facing the inside of the model box; the water level changing device comprises a plurality of water injection pipes, a plurality of through holes are formed in the soil retaining plate and/or the bottom plate, and the water injection pipes are connected in the through holes in a sliding manner; the water injection tank is located the analog box side, is provided with the water injection pump in the water injection tank, and the water injection pump passes through the pipe connection shower nozzle and water injection pipe. Can meet the special complex geological structure and multi-type disaster chain simulation test for simulating loess plateau disaster chain induction.
The inventors found that the following problems exist in the prior art in the process of implementing the present invention: the existing fracture physical model test is mostly simulation of single cause mode, and the simulation of multi-cause coupling is less, but the invention completes the coupling of two most typical cause modes, namely multi-layer bearing water exploitation and movable fracture coupling joint, and the typical Fenwei basin has the cause of the coupling mode.
Disclosure of Invention
(one) solving the technical problems
Aiming at the defects of the prior art, the invention provides a geological disaster coupling simulation test system, which solves the problems that most of the existing ground fracture physical model tests are simulation in a single cause mode and less in multi-cause coupling simulation.
(II) technical scheme
In order to achieve the above purpose, the invention is realized by the following technical scheme: the geological disaster coupling simulation test system comprises a test mechanism, wherein a charging mechanism is fixedly arranged on one side of the test mechanism, a crawling ladder is fixedly arranged on one side of the front end of the test mechanism, a main water tank is fixedly arranged on the front end of the other side of the test mechanism, a main pressurizer is fixedly arranged on the rear end of the other side of the test mechanism, a digital monitoring platform is fixedly arranged on one side of the rear end of the test mechanism, and a drainage pump is fixedly arranged in the middle of the rear end of the test mechanism;
the test mechanism comprises a main reaction frame, a side reaction frame is fixedly arranged in the middle of one side of the main reaction frame, a lower disc bottom plate is fixedly arranged on one side of the bottom end of the main reaction frame, an upper disc bottom plate is movably arranged on the other side of the bottom end of the main reaction frame, a precipitation frame is fixedly arranged at the upper end of the main reaction frame, and an angle changing mechanism is fixedly arranged on one side of the bottom end of the lower disc bottom plate.
Preferably, the activity of lower wall bottom plate upper surface one side intermediate position is provided with out the well, main reaction frame one side is fixed to be provided with first support frame, first support frame upper surface intermediate position is fixed to be provided with first presser, both sides are all fixed to be provided with first water tank around the first support frame upper end, two first water tank one side is all fixed to be provided with the water inlet wall, two water inlet wall one side is equidistant a plurality of inlet openings of having seted up, a plurality of inlet openings in equal screw thread are provided with the hose that intakes.
Preferably, the water outlet well comprises a water outlet pipe body, a plurality of water outlet holes are formed in the surface of the water outlet pipe body at equal intervals, and a chassis is fixedly arranged at the bottom end of the water outlet pipe body.
Preferably, the water inlet hose comprises a hose body, a plurality of water permeable holes are formed in the surface of the hose body at equal intervals, and a threaded joint is fixedly arranged at one end of the hose body.
Preferably, the angle changing mechanism comprises a circular rail, a plurality of clamping grooves are formed in the surface of the circular rail at equal intervals, and inserting pieces are slidably arranged in the clamping grooves.
Preferably, the lower extension glass is fixedly arranged on one side of the bottom end of the main reaction frame, two sliding rails are fixedly arranged on the bottom surface of the upper plate bottom plate, two first electric screw jacks are slidably arranged on the surfaces of the sliding rails, a second supporting frame is fixedly arranged on the other side of the main reaction frame, and a second pressurizer is fixedly arranged in the middle of the upper end of the second supporting frame.
Preferably, a plurality of second electric screw jacks are fixedly arranged on one side of the side reaction frame, a movable frame is fixedly arranged on one side of the second electric screw jacks, upper extension glass is fixedly arranged at the upper end of the movable frame, and two second water tanks are fixedly arranged at one end of the movable frame.
Preferably, the charging mechanism comprises a gantry crane, a material containing box is movably arranged at the middle position of the bottom end of the gantry crane, and a plurality of lifting lugs are fixedly arranged on the upper surface of the material containing box.
Preferably, a control panel is fixedly arranged in the middle of the outer surface of one side of the material containing box, an electric baffle is hinged to the outer surface of the other side of the material containing box, a handle is fixedly arranged in the middle of the bottom end of the outer surface of one side of the electric baffle, and a weighing plate is fixedly arranged in the material containing box.
Preferably, the upper ends of the inner surfaces of the two sides of the material containing box are provided with sliding grooves, a push-pull plate is arranged in the sliding grooves in a sliding mode, and a handle is fixedly arranged in the middle of the edge of one side of the upper end of the push-pull plate.
Working principle: when the device is used, a user needs to pull the push-pull plate open through the handle, the soil to be filled is placed into the material containing box, the amount of the soil required by filling is set through the control panel, the material containing box is integrally hoisted to the upper part of the test mechanism through the gantry crane and the lifting lug, the material containing box is inclined, the electric baffle is opened to fill the soil, when the soil in the material containing box is gradually reduced, the weighing plate in the interior can sense the amount of the residual soil in the material containing box, after the filled soil reaches a set value, the control panel controls the electric baffle to be closed, the quantitative filling of the soil is realized, after the soil layer is arranged, 2-3 water inlet hoses are arranged on the pressure-bearing aquifer in a loose mode, the water inlet hoses are connected with the water inlet holes, the water outlet holes of the water outlet well are all opened according to the thickness of the aquifer, the upper disc movable bottom plate of the jack bearing well is just flush with the fixed lower disc bottom plate, the sliding surface angle is adjusted, the jack is contracted at a vertical speed of 50mm/h, the movable upper disc starts to slide, the movable upper disc is controlled to move through the angle changing mechanism, the first electric screw jack is provided with a vertical displacement, the second screw jack is provided, and the horizontal displacement component is combined, and the horizontal displacement component is simulated.
(III) beneficial effects
The invention provides a geological disaster coupling simulation test system. The beneficial effects are as follows:
1. the invention provides a geological disaster coupling simulation test system, which has the following functions compared with the existing geological disaster coupling simulation test system:
function 1: the exploitation of pressure-bearing water with different depths, different thicknesses and different layers can be simulated;
function 2: the fracture activity simulation with different angles and different combination forms can be simulated;
function 3: the fracture activity, underground water exploitation and heavy rainfall multifactor coupling seam formation and disaster-causing process can be simulated simultaneously;
by adopting the mode of combining multi-layer pressure-bearing water exploitation seam-making disaster simulation, fracture activity seam-making disaster simulation and fracture activity and pressure-bearing water exploitation coupling seam-making disaster simulation, the system can simulate fracture activity and pressure-bearing water exploitation coupling seam-making, solve the problem of depth of a water pumping seam-making layer and the problem of adjusting positive fracture angles of the activity and finish the coupling of the two, so that the simulation system can independently perform multi-layer pressure-bearing water exploitation seam-making disaster simulation and fracture activity seam-making disaster simulation and also can perform fracture activity and pressure-bearing water exploitation coupling seam-making disaster simulation, and has the characteristics of high accuracy and wide application range.
Drawings
FIG. 1 is a schematic diagram of a front view of the present invention;
FIG. 2 is a schematic rear view of the present invention;
FIG. 3 is a schematic side view of the present invention;
FIG. 4 is a schematic view of a bottom isometric view of the testing mechanism of the present invention;
FIG. 5 is a schematic top plan view of the test mechanism of the present invention;
FIG. 6 is a right side view of the charging mechanism of the present invention;
FIG. 7 is a left side perspective view of the charging mechanism of the present invention;
FIG. 8 is an isometric view of a water well according to the present invention;
FIG. 9 is an isometric view of a water intake hose of the present invention;
FIG. 10 is an isometric view of the angle varying mechanism of the present invention;
fig. 11 is a schematic view of the balls contacting the slide rail and the first electric screw jack according to the present invention.
The test device comprises a test mechanism, a test mechanism and a test mechanism, wherein 1; 2. a charging mechanism; 3. a ladder stand; 4. a main water tank; 5. a main pressurizer; 6. a digital monitoring platform; 7. a draining pump; 101. a precipitation rack; 102. a main reaction frame; 103. a first water tank; 104. a first pressurizer; 105. a first support frame; 106. a slide rail; 107. a tray loading bottom plate; 108. a first electric screw jack; 109. a lower tray bottom plate; 110. a water inlet hole; 111. a water inlet wall; 112. a water outlet well; 113. a water inlet hose; 114. extending the glass upwards; 115. a moving rack; 116. a second water tank; 117. a second electric screw jack; 118. a side reaction frame; 119. a second pressurizer; 120. a second support frame; 121. an angle changing mechanism; 122. a lower extension glass; 11201. a water outlet pipe body; 11202. a chassis; 11203. a water outlet hole; 11301. a threaded joint; 11302. a hose body; 11303. a water permeable hole; 12101. inserting sheets; 12102. a clamping groove; 12103. a circular rail; 201. a chute; 202. lifting lugs; 203. a gantry crane; 204. a material-containing box; 205. a control panel; 206. a handle; 207. a push-pull plate; 208. a weighing plate; 209. an electric baffle; 210. and (5) a handle.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Examples:
as shown in fig. 1-11, the embodiment of the invention provides a geological disaster coupling simulation test system, which comprises a test mechanism 1, wherein the overall basic use function of the system is conveniently realized, a loading mechanism 2 is fixedly arranged on one side of the test mechanism 1, a user can conveniently and quantitatively add soil layers into the device, a crawling ladder 3 is fixedly arranged on one side of the front end of the test mechanism 1, the user can conveniently and routinely inspect and maintain the device, a main water tank 4 is fixedly arranged on the front end of the other side of the test mechanism 1, a main pressurizer 5 is fixedly arranged on the rear end of the other side of the test mechanism 1, a stable water source and pressure are conveniently provided for the device, a digital monitoring platform 6 is fixedly arranged on one side of the rear end of the test mechanism 1, and in use, a hole pressure meter, a soil stress monitoring device adopt a CYY9 piezoresistive micro soil pressure meter, a soil strain monitoring device adopt a fTB2505 type BOFDA Brillouin optical frequency domain optical fiber strain monitoring system, surface monitoring adopts a digital speckle technology to realize monitoring, and a drainage pump 7 is fixedly arranged in the middle position of the rear end of the test mechanism 1, so that water is conveniently discharged after the device is used;
the test mechanism 1 comprises a main reaction frame 102, a side reaction frame 118 is fixedly arranged at the middle position of one side of the main reaction frame 102, a lower disc bottom plate 109 is fixedly arranged at one side of the bottom end of the main reaction frame 102, an upper disc bottom plate 107 is movably arranged at the other side of the bottom end of the main reaction frame 102, a precipitation frame 101 is fixedly arranged at the upper end of the main reaction frame 102, an angle changing mechanism 121 is fixedly arranged at one side of the bottom end of the lower disc bottom plate 109, positive breaking simulation is carried out, the upper disc bottom plate 107 and the right side wall are integrally movable ends, downward and rightward displacement components are arranged, breaking and fission angle movement is realized, tension simulation is carried out, and the second electric screw jack control 117 of the side wall is used for simulating the movable fracture application range is wide.
The water outlet wells 112 are movably arranged at the middle position of one side of the upper surface of the bottom plate 109 of the lower disc, the first supporting frame 105 is fixedly arranged at one side of the main reaction frame 102, the first pressurizer 104 is fixedly arranged at the middle position of the upper surface of the first supporting frame 105, the first water tanks 103 are fixedly arranged at the front side and the rear side of the upper end of the first supporting frame 105, the water inlet walls 111 are fixedly arranged at one side of the two first water tanks 103, a plurality of water inlet holes 110 are uniformly formed in one side of the two water inlet walls 111, water inlet hoses 113 are uniformly arranged in the plurality of water inlet holes 110 in a threaded manner, a user can determine the water inlet holes 110 which need to be opened according to the thickness of a water-bearing layer, the water inlet positions and the water inflow amount of the device can be adjusted conveniently by the user, the water outlet wells 112 comprise water outlet pipe bodies 11201, the surface of the water outlet pipe bodies 11201 are uniformly formed with a plurality of water outlet holes 11203, the user can drain water after the device is used, the bottom of the water outlet pipe bodies 11201 are fixedly arranged at the bottom ends of the chassis 11202, and the user can move the water outlet wells 112 integrally conveniently.
The water inlet hose 113 comprises a hose body 11302, a plurality of water permeable holes 11303 are formed in the surface of the hose body 11302 at equal intervals, a threaded joint 11301 is fixedly arranged at one end of the hose body 11302, a user can conveniently use the water inlet hose 113 in a combined mode according to requirements, the water inlet amount of the device is controlled, the angle changing mechanism 121 comprises a circular rail 12103, a plurality of clamping grooves 12102 are formed in the surface of the circular rail 12103 at equal intervals, inserting pieces 12101 are slidably arranged in the clamping grooves 12102, and when the water inlet hose is used by the user, the inserting pieces 12101 can be inserted into different clamping grooves 12102 to achieve movable fission angles.
The device comprises a main reaction frame 102, a lower extending glass 122, an upper plate bottom plate 107, two sliding rails 106, two first electric screw jacks 108, a second support frame 120, a second pressurizer 119, a plurality of second electric screw jacks 117, a movable frame 115, an upper extending glass 114, two second water tanks 116 and a tensioning type fracture simulation function.
The charging mechanism 2 comprises a gantry crane 203, a material containing box 204 is movably arranged at the middle position of the bottom end of the gantry crane 203, a plurality of lifting lugs 202 are fixedly arranged on the upper surface of the material containing box 204, a user can hoist the whole material containing box 204, a control panel 205 is fixedly arranged at the middle position of the outer surface of one side of the material containing box 204, the user can control the whole working state of the device conveniently, an electric baffle 209 is hinged to the outer surface of the other side of the material containing box 204, the user can conveniently open and close the whole device, a handle 210 is fixedly arranged at the middle position of the bottom end of one side surface of the electric baffle 209, a weighing plate 208 is fixedly arranged inside the material containing box 204, the user can conveniently determine the residual soil amount in the device, sliding grooves 201 are respectively arranged at the upper ends of the inner surfaces of the two sides of the material containing box 204, a push-pull plate 207 is slidably arranged inside the two sliding grooves 201, a handle 206 is fixedly arranged at the middle position of the edge of one side of the upper end of the push-pull plate 207, and the user can conveniently control the opening and closing of the upper end of the material containing box 204, and dust raising during use is avoided.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (10)
1. The utility model provides a geological disaster coupling simulation test system, includes test mechanism (1), its characterized in that: the novel automatic feeding device is characterized in that a feeding mechanism (2) is fixedly arranged on one side of the test mechanism (1), a crawling ladder (3) is fixedly arranged on one side of the front end of the test mechanism (1), a main water tank (4) is fixedly arranged on the front end of the other side of the test mechanism (1), a main pressurizer (5) is fixedly arranged on the rear end of the other side of the test mechanism (1), a digital monitoring platform (6) is fixedly arranged on one side of the rear end of the test mechanism (1), and a drainage pump (7) is fixedly arranged in the middle of the rear end of the test mechanism (1);
the test mechanism (1) comprises a main reaction frame (102), a side reaction frame (118) is fixedly arranged at one side middle position of the main reaction frame (102), a lower disc bottom plate (109) is fixedly arranged at one side of the bottom end of the main reaction frame (102), an upper disc bottom plate (107) is movably arranged at the other side of the bottom end of the main reaction frame (102), a precipitation frame (101) is fixedly arranged at the upper end of the main reaction frame (102), and an angle changing mechanism (121) is fixedly arranged at one side of the bottom end of the lower disc bottom plate (109).
2. The geologic hazard coupling simulation test system of claim 1, wherein: the utility model discloses a water inlet hose, including lower disc bottom plate (109), main reaction frame (102), first support frame (105) are provided with in the middle of lower disc bottom plate (109) upper surface one side intermediate position activity, first support frame (105) upper surface intermediate position is fixedly provided with first presser (104), both sides are all fixed in front and back of first support frame (105) upper end are provided with first water tank (103), two all are fixed in first water tank (103) one side is provided with water inlet wall (111), two a plurality of inlet openings (110) have all been offered to equidistant in water inlet wall (111) one side, all screw thread in a plurality of inlet openings (110) are provided with water inlet hose (113).
3. A geologic hazard coupling simulation test system according to claim 2, wherein: the water outlet well (112) comprises a water outlet pipe body (11201), a plurality of water outlet holes (11203) are formed in the surface of the water outlet pipe body (11201) at equal intervals, and a chassis (11202) is fixedly arranged at the bottom end of the water outlet pipe body (11201).
4. A geologic hazard coupling simulation test system according to claim 2, wherein: the water inlet hose (113) comprises a hose main body (11302), a plurality of water permeable holes (11303) are formed in the surface of the hose main body (11302) at equal intervals, and a threaded joint (11301) is fixedly arranged at one end of the hose main body (11302).
5. The geologic hazard coupling simulation test system of claim 1, wherein: the angle changing mechanism (121) comprises a circular rail (12103), a plurality of clamping grooves (12102) are formed in the surface of the circular rail (12103) at equal intervals, and inserting sheets (12101) are slidably arranged in the clamping grooves (12102).
6. The geologic hazard coupling simulation test system of claim 1, wherein: the novel electric screw jack is characterized in that lower extension glass (122) is fixedly arranged on one side of the bottom end of the main reaction frame (102), two sliding rails (106) are fixedly arranged on the bottom surface of the upper disc bottom plate (107), two first electric screw jacks (108) are slidably arranged on the surfaces of the sliding rails (106), a second supporting frame (120) is fixedly arranged on the other side of the main reaction frame (102), and a second pressurizer (119) is fixedly arranged in the middle of the upper end of the second supporting frame (120).
7. The geologic hazard coupling simulation test system of claim 1, wherein: a plurality of second electric screw jacks (117) are fixedly arranged on one side of the side reaction frame (118), a movable frame (115) is fixedly arranged on one side of the second electric screw jacks (117), upper extension glass (114) is fixedly arranged at the upper end of the movable frame (115), and two second water tanks (116) are fixedly arranged at one end of the movable frame (115).
8. The geologic hazard coupling simulation test system of claim 1, wherein: the charging mechanism (2) comprises a gantry crane (203), a material containing box (204) is movably arranged at the middle position of the bottom end of the gantry crane (203), and a plurality of lifting lugs (202) are fixedly arranged on the upper surface of the material containing box (204).
9. The geologic hazard coupling simulation test system of claim 8, wherein: the novel weighing device is characterized in that a control panel (205) is fixedly arranged in the middle of the outer surface of one side of the material containing box (204), an electric baffle (209) is hinged to the outer surface of the other side of the material containing box (204), a handle (210) is fixedly arranged in the middle of the bottom end of the outer surface of one side of the electric baffle (209), and a weighing plate (208) is fixedly arranged in the material containing box (204).
10. The geologic hazard coupling simulation test system of claim 8, wherein: the upper ends of the inner surfaces of the two sides of the material containing box (204) are respectively provided with a chute (201), two sliding plates (207) are arranged in the two chutes (201) in a sliding mode, and handles (206) are fixedly arranged in the middle of the edge of one side of the upper end of each sliding plate (207).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410075892.5A CN117589969B (en) | 2024-01-18 | 2024-01-18 | Geological disaster coupling simulation test system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410075892.5A CN117589969B (en) | 2024-01-18 | 2024-01-18 | Geological disaster coupling simulation test system |
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| Publication Number | Publication Date |
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| CN117589969A true CN117589969A (en) | 2024-02-23 |
| CN117589969B CN117589969B (en) | 2024-03-22 |
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