CN115713884A

CN115713884A - Soil body flowing model test device for earthquake landslide

Info

Publication number: CN115713884A
Application number: CN202310015677.1A
Authority: CN
Inventors: 孙立娟; 李晨嘉
Original assignee: Jilin Jianzhu University
Current assignee: Jilin Jianzhu University
Priority date: 2023-01-06
Filing date: 2023-01-06
Publication date: 2023-02-24
Anticipated expiration: 2043-01-06
Also published as: CN115713884B

Abstract

The invention discloses a soil mass flow model test device for earthquake landslide, and particularly relates to the technical field of earthquake tests.

Description

Soil body flowing model test device for earthquake landslide

Technical Field

The invention relates to the technical field of earthquake tests, in particular to a soil mass flow model test device for earthquake landslide.

Background

Due to the particularity of the earthquake disaster, people cannot intuitively know the earthquake disaster, and in order to accurately know the damage of the earthquake to the soil body, a soil body flowing model test device of the earthquake landslide is needed to test the landslide condition of the soil body during the earthquake.

Current a soil body flow model test device for earthquake landslide adopts to carry out vibrations from top to bottom to the soil body model and comes the emergence of imitation earthquake usually, the transverse wave that produces during inconvenient accurate imitation earthquake and the vibrations of longitudinal wave, it is inaccurate to lead to soil body model test result easily, and there are a large amount of soil fragments etc. on the ordinary workstation upper portion after accomplishing the experiment, inconvenient automatic clean up the next soil body model that needs the experiment with piece clearance, artifical clearance replacement not only increases intensity of labour but also delays experimental going on easily, be unfavorable for progress and the propulsion of test result.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides a soil mass flow model test device for earthquake landslide, which solves the problems that the existing soil mass flow model test device for earthquake landslide generally adopts the up-and-down vibration of a soil mass model to simulate the occurrence of earthquake, the vibration of transverse waves and longitudinal waves generated when the earthquake is not conveniently and accurately simulated easily causes the inaccurate test result of the soil mass model, a large amount of soil fragments and the like are usually generated on the upper part of a workbench after the test is finished, the fragments are not conveniently and automatically cleaned to replace the next soil mass model to be tested, the manual cleaning replacement not only increases the labor intensity, but also easily delays the test, and is not beneficial to the promotion of the working progress and the test result.

(II) technical scheme

In order to realize the purpose, the invention is realized by the following technical scheme: the utility model provides a soil body flow model test device for earthquake landslide, includes base plate, installing frame, base plate and driving motor 'S stator shell fixed connection, the internal surface symmetry of base plate is rotated and is connected with first pivot and second pivot, driving motor' S output shaft runs through the one end and the first pivot fixed connection of base plate, and the outer wall of first pivot and second pivot passes through belt transmission and is connected, the outer wall fixedly connected with wave lug of belt, the up end of base plate passes through spring telescopic pull rod fixedly connected with backup pad, the lower terminal surface of backup pad is rotated through supporting the cover symmetry and is connected with the runner, S type groove has been seted up to the preceding terminal surface symmetry of base plate, the equal sliding connection in cell wall in S type groove has the slide-axle, the one end in S type groove is kept away from to the slide-axle and the rear end face fixed connection of installing frame, the preceding terminal surface fixedly connected with of base plate places the board, the preceding terminal surface of base plate passes through spout sliding connection has the slide bar, the preceding terminal surface of installing frame runs through to rotate and is connected with the major axis.

Preferably, the one end fixed sliding connection who keeps away from the spout of slide bar has the push pedal, and the inner wall of spout passes through the flexible stock of spring and slide bar one end lateral wall fixed connection, the one end fixedly connected with worm that the base plate rear end face was run through in the second pivot.

Preferably, the outer wall meshing of worm has the worm wheel, the rear end face of base plate rotates through the mounting panel and is connected with the screw thread pipe box, the outer wall winding that the screw thread pipe box is close to upper portion has the rope, the one end and the slide bar lateral wall fixed connection that the screw thread pipe box was kept away from to the rope, the inner chamber wall of screw thread pipe box has the loop bar through spout sliding connection, the outer wall fixedly connected with spacing post of loop bar.

Preferably, the lower end of the loop bar is fixedly connected with the upper end face of the worm wheel, the outer wall of the threaded pipe sleeve is provided with a groove, the side wall of the groove is connected with a pull column in a penetrating and sliding mode, the outer wall of the pull column is sleeved with a limiting spring, one end of the limiting spring is fixedly connected with the outer wall of the pull column, the other end of the limiting spring is fixedly connected with the outer wall of the threaded pipe sleeve, and the outer wall of the threaded pipe sleeve is connected with the threaded sleeve in a threaded mode.

Preferably, the outer wall difference fixedly connected with magnetism long slab and the L type pole of thread bush, the up end of magnetism long slab rotates and is connected with the connecting rod, sliding connection has movable post through the preceding terminal surface of base plate, the one end fixedly connected with movable plate of connecting rod is kept away from to movable post, the rear end face of base plate has the magnetism slide through spacing groove sliding connection, the lower extreme and the magnetism slide up end of connecting rod rotate to be connected, the outer wall cover of activity post is equipped with reset spring, reset spring's one end and base plate rear end face fixed connection, reset spring's the other end and activity post outer wall fixed connection, the up end fixedly connected with deflector of base plate.

Preferably, the up end of the long board of magnetism has the tooth board through spout sliding connection, fixedly connected with spring telescopic link in the spout of the long board of magnetism, the one end fixedly connected with riser of terminal surface before the L type pole runs through the base plate.

Preferably, the end of the spring telescopic rod, far away from the chute wall, is fixedly connected with the outer wall of the tooth plate, and the left side wall of the vertical plate is symmetrically and fixedly connected with a spring telescopic short rod.

Preferably, the one end fixedly connected with limiting plate of riser is kept away from to the flexible quarter butt of spring, the outer wall fixedly connected with transparent housing of major axis, the rear end face fixedly connected with carousel of major axis, the even fixedly connected with cylinder of one side of carousel towards the tooth dental lamina.

Preferably, the lower terminal surface fixedly connected with chute board of installing frame, the cell wall sliding connection of chute board has the removal axle, the removal axle is kept away from the one end of chute board and the rear end face fixed connection of limiting plate.

(III) advantageous effects

The soil body flow model test device for the earthquake landslide, provided by the invention, has the following beneficial effects:

1. the driving motor is started to drive the first rotating shaft to rotate, the first rotating shaft can drive the belt on the outer wall to move when rotating, the belt can drive the wavy bumps to drive, the supporting wheel is pushed to rotate and the supporting sleeve, the supporting plate and the mounting frame on the upper portion of the supporting plate are lifted upwards, the supporting plate can pull the spring telescopic pull rod to stretch when moving upwards, when a gap between the two wavy bumps moves to the lower portion of the rotating wheel, the spring telescopic pull rod resets and pulls the supporting plate to reset downwards, the supporting plate is repeatedly pushed to vibrate up and down under the movement of the wavy bumps, when the supporting plate pushes the mounting frame upwards, the sliding shaft on the rear portion of the mounting frame can be extruded by the S-shaped groove to move left and right, and due to the fact that the upper portion of the mounting frame is connected with the supporting plate in a transverse sliding mode through the sliding groove, the supporting plate can be driven to move left and right on the upper portion of the mounting frame to move left and right to synchronously simulate transverse waves and longitudinal waves generated during an earthquake, and therefore the situation that a soil body model can generate a landslide during the earthquake accurately simulated earthquake is avoided that the test result cannot achieve the actual effect;

2. after the previous soil body flowing model test is completed, the pull column can be pulled outwards and drives the limiting spring to stretch, the pull column can be separated from the groove in the threaded pipe sleeve, then the worm wheel is pulled upwards to enable the loop bar to slide on the inner wall of the threaded pipe sleeve and enable the limiting column to slide into the groove, at the moment, the pull column is loosened, the limiting spring is reset, the pull column can be pulled to be inserted into the groove again, the pull column is attached to the lower part of the limiting column, the second rotating shaft rotates to drive the worm to be meshed with the worm wheel to rotate, the threaded pipe sleeve can be synchronously driven to rotate and pull the rope to be wound, when the rope is wound to be shortened, the sliding rod and the push plate can be pulled to move the compression spring to stretch the long rod, the soil body model at the upper part of the placing plate is pushed to the upper part of the mounting frame leftwards by the push plate, the pull column can be pulled again after the model is replaced and is not blocked at the lower part of the limiting column, at the moment, the worm wheel can automatically pull the loop bar to slide downwards due to gravity and is not meshed with the worm, the threaded pipe sleeve can not pull the rope, the spring telescopic long rod can be reset and rebounded to push the slide bar to pull the push plate to reset, so that the next soil body model is placed on the placing plate while a soil body test is carried out, the time for replacing the soil body model subsequently is reduced, the next soil body model to be tested can be automatically replaced, the trouble of manually moving and carrying the next soil body model is avoided, and the continuous operation of the soil body test is ensured;

3. the threaded sleeve and the magnetic long plate can be driven to slide downwards when the threaded sleeve rotates, the magnetic poles of the magnetic long plate and the magnetic sliding plate which are opposite are mutually adsorbed, the magnetic sliding plate can be driven to stretch the connecting rod at the upper part downwards to rotate when the magnetic long plate is downward, the connecting rod is rotated to be in a vertical state, the movable column can be pushed to slide forwards and compress the reset spring, the movable plate can be pushed to move forwards to push the original soil body model to slide off the guide plate due to the fact that the rear part of the transparent cover shell is of a hollow structure, the magnetic sliding plate can be pulled to fall to the groove wall at the lowest part of the limiting groove along with continuous falling of the magnetic long plate, the magnetic sliding plate is limited and does not synchronously fall any more, so that the movable column is separated from being attached to the magnetic long plate, the reset spring is reset after the reset spring is reset, the movable column is pulled to slide backwards to further pull the movable plate to reset, pushing is rapidly completed, the soil body model after manual cleaning test is omitted, the soil body model can be rapidly fed, the next test can be conveniently, and the next soil body model can enter conveniently;

4. the threaded sleeve and the magnetic long plate are driven to synchronously descend along with the rotation of the threaded sleeve, the L-shaped rod can pull the vertical plate to downwards move, the inclined groove plate is pulled to extrude the moving shaft to drive the limiting plate to move, the spring telescopic short rod is synchronously compressed, the limiting plate can smoothly downwards move and does not stop at the upper right side of the installation frame, the magnetic long plate can simultaneously pull the tooth plates on the upper portion downwards to move and stir the cylinder to drive the rotating disc and the long shaft to rotate when downwards, the transparent housing of the outer wall can be driven to upwards rotate and open when the long shaft rotates, manual operation steps can be reduced, the soil body model on the right side can be smoothly moved to the upper portion of the installation frame, the vertical plate can be pulled upwards through the threaded sleeve in a matching mode through the threaded sleeve when the threaded sleeve reversely rotates, the inclined groove plate can push the moving shaft again to pull the limiting plate to upwards move, the limiting plate can push the soil body model to move and be attached to the inner wall of the transparent housing, the soil body model, the effect of clamping and limiting of the soil body model can be achieved, the soil body model can be avoided, the phenomenon that the soil body model is shaken to left and right and left and right displacement in the installation frame to impact the transparent housing to break when the installation frame to generate the soil body model is vibrated phenomenon during the vibration phenomenon is avoided, the replacement, the soil body model, and the occurrence of the soil body can be effectively avoided, and the occurrence of the broken test error can be avoided.

Drawings

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic view of a partially cut-away structure of a substrate according to the present invention;

FIG. 3 is an enlarged view of area A of FIG. 2 according to the present invention;

FIG. 4 is a schematic view of the structure of the long shaft and the mounting frame of the present invention;

FIG. 5 is a rear view of the overall mounting arrangement of the present invention;

FIG. 6 is an enlarged view of the area B in FIG. 5 according to the present invention;

FIG. 7 is a schematic view of the right-view integral mounting structure of the present invention;

FIG. 8 is a schematic view of the installation structure of the magnetic long plate and the spring telescopic rod of the present invention;

FIG. 9 is an enlarged view of the area C of FIG. 8 according to the present invention;

FIG. 10 is a schematic view of the L-shaped bar and riser mounting structure of the present invention;

FIG. 11 is a partial cross-sectional view of the transparent cover according to the present invention.

In the figure: 1. a substrate; 21. A drive motor; 22. a first rotating shaft; 23. a belt; 24. a wave-shaped bump; 25. a spring telescopic pull rod; 26. a support plate; 27. a support sleeve; 28. a rotating wheel; 29. an S-shaped groove; 210. a slide shaft; 211. a second rotating shaft; 3. installing a frame;

41. placing the plate; 42. pushing the plate; 43. a spring telescopic long rod; 44. a slide bar; 45. a worm; 46. a worm gear; 47. a rope; 48. a threaded pipe sleeve; 49. pulling the column; 410. a limiting spring; 411. a loop bar; 412. a limiting post; 413. a threaded sleeve; 414. a magnetic long plate; 415. an L-shaped rod; 416. a connecting rod; 417. moving the plate; 418. a movable post; 419. a guide plate; 420. a limiting groove; 421. a magnetic slide plate; 422. a return spring;

51. a long axis; 52. a transparent cover shell; 53. a vertical plate; 54. a spring telescopic short rod; 55. a limiting plate; 56. a chute plate; 57. a movable shaft; 58. a turntable; 59. a cylinder; 510. a spring telescopic rod; 511. a tooth plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The invention provides a technical scheme that:

example one

Referring to fig. 1 to 5, 9 and 10, a soil mass flow model test device for earthquake landslide comprises a base plate 1 and a mounting frame 3, wherein the base plate 1 is fixedly connected with a stator shell of a driving motor 21, the inner surface of the base plate 1 is symmetrically and rotatably connected with a first rotating shaft 22 and a second rotating shaft 211, an output shaft of the driving motor 21 penetrates through one end of the base plate 1 and is fixedly connected with the first rotating shaft 22, the outer walls of the first rotating shaft 22 and the second rotating shaft 211 are in transmission connection through a belt 23, the outer wall of the belt 23 is fixedly connected with a wave-shaped bump 24, the upper end surface of the base plate 1 is fixedly connected with a supporting plate 26 through a spring telescopic pull rod 25, the lower end surface of the supporting plate 26 is symmetrically and rotatably connected with a rotating wheel 28 through a supporting sleeve 27, the front end surface of the base plate 1 is symmetrically provided with an S-shaped groove 29, the groove 29 is slidably connected with a sliding shaft 210, one end of the sliding shaft 210, which is far away from the S-shaped groove 29, is fixedly connected with the rear end face of the installation frame 3, the supporting plate 26 is repeatedly jacked to move up and down under the movement of the wavy convex blocks 24, when the installation frame 3 is jacked upwards by the supporting plate 26, the sliding shaft 210 at the rear part of the installation frame 3 is extruded by the S-shaped groove 29 to move left and right, and as the upper part of the installation frame 3 is transversely and slidably connected with the supporting plate 26 through the sliding grooves, the sliding shaft 210 is extruded by the S-shaped groove 29 and simultaneously drives the supporting plate 26 to move left and right on the upper part of the installation frame 3, so that transverse waves and longitudinal waves generated in earthquake simulation can be synchronously generated, and therefore the situation that a soil body model can generate a landslide when an accurate earthquake is simulated is achieved is avoided, and the phenomenon that the test result cannot achieve the actual effect is avoided.

Example two

Referring to fig. 1 and 5 to 8, a placing plate 41 is fixedly connected to the front end surface of a base plate 1, a sliding rod 44 is slidably connected to the front end surface of the base plate 1 through a sliding chute, a push plate 42 is fixedly connected to one end, away from the sliding chute, of the sliding rod 44, the inner wall of the sliding chute is fixedly connected to the side wall of one end of the sliding rod 44 through a spring telescopic long rod 43, a worm 45 is fixedly connected to one end, penetrating through the rear end surface of the base plate 1, of a second rotating shaft 211, the spring telescopic long rod 43 resets and rebounds to push the sliding rod 44 to pull the push plate 42 to reset, so that a next soil mass model is placed on the placing plate 41 while a soil mass test is performed, time for subsequently replacing the soil mass model is reduced, and the push plate 42 moves leftwards to push the soil mass model to move for automatic replacement, thereby avoiding the trouble of manual moving for carrying again and ensuring continuous performance of soil mass test work;

a worm wheel 46 is meshed with the outer wall of the worm 45, a threaded pipe sleeve 48 is rotatably connected to the rear end face of the base plate 1 through a mounting plate, a rope 47 is wound on the outer wall, close to the upper portion, of the threaded pipe sleeve 48, one end, far away from the threaded pipe sleeve 48, of the rope 47 is fixedly connected with the side wall of the sliding rod 44, the inner cavity wall of the threaded pipe sleeve 48 is slidably connected with a sleeve rod 411 through a sliding groove, a limiting column 412 is fixedly connected to the outer wall of the sleeve rod 411, the lower end of the sleeve rod 411 is fixedly connected with the upper end face of the worm wheel 46, a groove is formed in the outer wall of the threaded pipe sleeve 48, the side wall of the groove is connected with a pull column 49 in a penetrating and sliding mode, a limiting spring 410 is sleeved on the outer wall of the pull column 49, one end of the limiting spring 410 is fixedly connected with the outer wall of the pull column 49, the other end of the limiting spring 410 is fixedly connected with the outer wall of the threaded pipe sleeve 48, a threaded sleeve 413 is in a threaded mode test of the outer wall of the threaded pipe sleeve 48, the outer wall of the worm wheel 46 is capable of pulling the pull column 49 and drives the limiting spring 410 to pull column to stretch outwards, the pull column 49 to rotate, and then the worm wheel 46 is capable of pushing the inner wall of driving the worm wheel to rotate, the worm wheel 46 to drive the worm wheel to rotate, and drive a second pull column to drive mechanism, the worm wheel 46 to drive the pull column to rotate, and drive the worm wheel to drive the pull column to rotate;

EXAMPLE III

Referring to fig. 1, 4, 5 and 7, a magnetic long plate 414 and an L-shaped rod 415 are fixedly connected to an outer wall of a threaded sleeve 413, respectively, an upper end surface of the magnetic long plate 414 is rotatably connected to a connecting rod 416, a front end surface of a base plate 1 is slidably connected to a movable column 418 through a penetrating manner, one end of the movable column 418 away from the connecting rod 416 is fixedly connected to a movable plate 417, a rear end surface of the base plate 1 is slidably connected to a magnetic sliding plate 421 through a limiting groove 420, a lower end of the connecting rod 416 is rotatably connected to an upper end surface of the magnetic sliding plate 421, an outer wall of the movable column 418 is sleeved with a return spring 422, one end of the return spring 422 is fixedly connected to a rear end surface of the base plate 1, the other end of the return spring 422 is fixedly connected to an outer wall of the movable column 418, an upper end surface of the base plate 1 is fixedly connected to a guide plate 419, the return spring 422 returns to return and pulls the movable plate 417 to complete a return motion of the movable plate after the movable plate 417 completes a push, thereby eliminating a step of manually cleaning a blanking model after a next experiment, facilitating a next experiment, and enabling a next experiment to be performed on a next soil mass.

Example four

Referring to fig. 1, 4, 8 to 10, a long shaft 51 is rotatably connected to a front end surface of the mounting frame 3 in a penetrating manner, a tooth plate 511 is slidably connected to an upper end surface of the long magnetic plate 414 through a sliding groove, a telescopic spring rod 510 is fixedly connected to the inside of the sliding groove of the long magnetic plate 414, a vertical plate 53 is fixedly connected to one end of the l-shaped rod 415 penetrating the front end surface of the base plate 1, one end of the telescopic spring rod 510 away from the wall of the sliding groove is fixedly connected to an outer wall of the tooth plate 511, a short telescopic spring rod 54 is symmetrically and fixedly connected to a left side wall of the vertical plate 53, a limit plate 55 is fixedly connected to one end of the short telescopic spring rod 54 away from the vertical plate 53, a transparent housing 52 is fixedly connected to an outer wall of the long shaft 51, a rotary table 58 is fixedly connected to a rear end surface of the long shaft 51, a cylinder 59 is uniformly and fixedly connected to one surface of the rotary table 58 facing the tooth plate 511, the long magnetic plate 414 also pulls the tooth plate 511 at the upper part downwards to pull the cylinder 59 to drive the rotary table 58 and the long shaft 51 to rotate, the transparent housing 52 is opened upwards when the long shaft 51 rotates, so that manual operation steps can be reduced, and the upper model on the right side of the mounting frame 3 can smoothly moves to the soil mass;

the lower terminal surface fixedly connected with chute board 56 of installing frame 3, the cell wall sliding connection of chute board 56 has removal axle 57, removal axle 57 is kept away from the one end of chute board 56 and the rear end face fixed connection of limiting plate 55, just can cooperate L type pole 415 pulling riser 53 upwards through thread bush 413 again along with screw sleeve 48 antiport, make chute board 56 extrude removal axle 57 once more and stimulate limiting plate 55 and remove left, can make limiting plate 55 promote the soil body model and remove and laminate with the inner wall of transparent housing 52, thereby play and carry out the spacing effect of centre gripping to the soil body model, avoid when vibrations the soil body to rock, displacement strikes transparent housing 52 and produces broken phenomenon about in installing frame 3, after having guaranteed the replacement soil body model, can effectual vibrations simulation, avoid appearing broken, produce experimental error.

The following is the overall operation of the above embodiment:

firstly, a driving motor 21 is started to drive a first rotating shaft 22 to rotate, the first rotating shaft 22 rotates to drive a belt 23 on the outer wall to move, the belt 23 moves to drive wavy bumps 24 to drive, and then the supporting wheel 28 rotates and the supporting sleeve 27, the supporting plate 26 and the mounting frame 3 on the upper portion are lifted upwards, the supporting plate 26 can pull a spring telescopic pull rod 25 to stretch when upwards, when a gap between the two wavy bumps 24 moves to the lower portion of the rotating wheel 28, the spring telescopic pull rod 25 resets and pulls the supporting plate 26 to reset downwards, so that the supporting plate 26 repeatedly pushes the supporting plate 26 to vibrate upwards and downwards when the wavy bumps 24 move, when the supporting plate 26 pushes the mounting frame 3 upwards, a sliding shaft 210 on the rear portion of the mounting frame 3 can be extruded by an S-shaped groove 29 to move leftwards and rightwards, because the upper portion of the mounting frame 3 is transversely and slidably connected with the supporting plate 26 through a sliding groove, the supporting plate 26 can drive the supporting plate 26 to move leftwards and rightwards while the sliding shaft 210 is extruded by the S-shaped groove 29, so as to synchronously simulate transverse waves and longitudinal waves generated during an earthquake, and further to achieve the situation that a landslide reaches the actual earthquake model when the earthquake occurs, and the earthquake is simulated, and the situation that the earthquake is not reached the earthquake;

after the previous soil mass flow model test is completed, the pull column 49 can be held by hand to pull outwards and drive the limiting spring 410 to stretch, the pull column 49 can be separated from the groove in the threaded pipe sleeve 48, then the worm wheel 46 is pulled upwards to enable the loop bar 411 to slide on the inner wall of the threaded pipe sleeve 48 and enable the limiting column 412 to slide into the groove, at the moment, the pull column 49 is loosened, the limiting spring 410 resets, the pull column 49 can be pulled to be inserted into the groove again, the pull column 49 is attached to the lower part of the limiting column 412, then the worm 45 is driven by the second rotating shaft 211 to be meshed with the worm wheel 46 to rotate, the threaded pipe sleeve 48 can be synchronously driven to rotate and pull the rope 47 to be wound, the sliding rod 44 and the push plate 42 can be pulled to move the compression spring telescopic long rod 43 when the rope 47 is wound and shortened, the push plate 42 pushes the soil model on the upper part of the placing plate 41 to the upper part of the mounting frame 3 leftwards, the pull column 49 can be pulled again after the soil model is replaced and is not blocked at the lower part of the limit column 412, at the moment, the worm wheel 46 can automatically pull the loop bar 411 to slide downwards due to gravity and is not meshed with the worm 45, the threaded pipe sleeve 48 can not pull the rope 47 any more, the spring telescopic long rod 43 can be reset and rebound to push the sliding rod 44 to pull the push plate 42 to reset, so that the next soil model can be placed on the placing plate 41 while the soil test is carried out, the time for replacing the soil model subsequently is reduced, the next soil model to be tested can be automatically replaced, the trouble of manually moving and carrying again is avoided, and the continuous operation of the soil test work is ensured;

when the threaded pipe sleeve 48 rotates, the threaded sleeve 413 and the magnetic long plate 414 are driven to slide downwards, the opposite magnetic poles of the magnetic long plate 414 and the magnetic sliding plate 421 attract each other, the magnetic long plate 414 can drive the magnetic sliding plate 421 to stretch downwards to rotate the connecting rod 416 at the upper part when the magnetic long plate 414 moves downwards, so that the connecting rod 416 rotates to be in a vertical state, the movable column 418 is pushed to slide forwards and the reset spring 422 is compressed, and because the rear part of the transparent casing 52 is of a hollow structure, the movable plate 417 can be pushed to move forwards to push the original soil mass model forwards to slide off the guide plate 419, the magnetic sliding plate 421 can be pulled to descend to the groove wall at the lowest part of the limiting groove 420 along with the continuous descending of the magnetic long plate 414, so that the magnetic sliding plate 421 is limited and does not synchronously descend any more, so as to be separated from the joint with the magnetic long plate 414, at the moment, the reset spring 422 resets and the movable column 418 can be pulled to slide backwards to reset the movable plate 417 again, the movable plate 417 can be quickly pushed to reset, the soil mass model after manual cleaning test is omitted, the soil mass model can be quickly blanked, the next test can be performed, and the next soil mass model can be conveniently, and the next soil mass can enter the next soil mass model;

when the threaded sleeve 413 and the magnetic long plate 414 are driven by the rotation of the threaded sleeve 48 to synchronously descend with the L-shaped rod 415, the L-shaped rod 415 pulls the vertical plate 53 downwards, and the vertical plate 53 is connected with the limit plate 55, so that the limit plate 55 synchronously moves downwards along with the vertical plate 53. Referring to fig. 4 and 10 of the drawings in the specification, since the limit plate 55 is connected with the moving shaft 57, and the moving shaft 57 is located in the groove wall of the chute plate 56, the limit plate 55 moves downward while simultaneously bringing the moving shaft 57 to synchronously move downward and the moving shaft 57 slides in the groove wall of the chute plate 56. In this process, as can be seen from fig. 4 of the drawings in the specification, since the groove wall of the chute plate 56 is inclined, the moving shaft 57 gradually moves toward one side close to the vertical plate 53 while moving downward in the groove wall of the chute plate 56, and as can be seen from the above, the moving shaft 57 drives the limit plate 55 connected thereto to synchronously move in the same direction, that is, the limit plate 55 moves toward the vertical plate 53. When the limiting plate 55 moves to contact with the spring telescopic short rod 54, the spring telescopic short rod 54 is compressed, the limiting plate 55 can smoothly move downwards and is not blocked at the upper right side of the mounting frame 3, the magnetic long plate 414 can synchronously pull the tooth plate 511 at the upper part to move downwards and pull the cylinder 59 to drive the turntable 58 and the long shaft 51 to rotate, the long shaft 51 can drive the transparent housing 52 at the outer wall to rotate upwards and open when rotating, manual operation steps can be reduced, a soil model at the right side can smoothly move to the upper part of the mounting frame 3, and along with the reverse rotation of the threaded pipe sleeve 48, the vertical plate 53 can be pulled upwards by matching the L-shaped rod 415 through the threaded sleeve 413 again, so that the inclined groove plate 56 extrudes the moving shaft 57 again to pull the limiting plate 55 to move leftwards, the limiting plate 55 can push the soil model to move to be attached to the inner wall of the transparent housing 52, the effect of clamping and limiting the soil model is achieved, the soil model is prevented from shaking during shaking, the soil model is prevented from being collided to the transparent housing 52 from being broken in the mounting frame 3 leftwards and left and right, the phenomenon is guaranteed after the model is replaced, and the soil model can be effectively shaken, and the simulation test error can be avoided.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a soil body flow model test device for earthquake landslide, includes base plate (1), installing frame (3), its characterized in that: the utility model discloses a mounting structure, including base plate (1), drive motor (21), the internal surface symmetry of base plate (1) rotates and is connected with first pivot (22) and second pivot (211), the output shaft of drive motor (21) runs through the one end and first pivot (22) fixed connection of base plate (1), and first pivot (22) pass through belt (23) transmission with the outer wall of second pivot (211) and are connected, the outer wall fixedly connected with wave lug (24) of belt (23), the up end of base plate (1) passes through spring telescopic pull rod (25) fixedly connected with backup pad (26), the lower terminal surface of backup pad (26) passes through support cover (27) symmetry and rotates and is connected with runner (28), S type groove (29) have been seted up to the preceding terminal surface symmetry of base plate (1), the equal sliding connection in cell wall of S type groove (29) has slide bar (210), the one end that S type groove (29) was kept away from to slide bar (210) is connected with the rear end fixed connection of installing frame (3), the preceding terminal surface fixed connection of base plate (1) has place board (41), the preceding slide bar (44) passes through the slide bar (51) and is connected with the long axis (51).

2. The soil mass flow model test device for seismic landslide of claim 1, wherein: one end fixedly connected with push pedal (42) of spout is kept away from in slide bar (44), and the inner wall of spout passes through flexible stock of spring (43) and slide bar (44) one end lateral wall fixed connection, one end fixedly connected with worm (45) of base plate (1) rear end face is run through in second pivot (211).

3. The soil mass flow model test device for seismic landslide of claim 2, wherein: the outer wall meshing of worm (45) has worm wheel (46), the rear end face of base plate (1) rotates through the mounting panel and is connected with screw thread pipe box (48), screw thread pipe box (48) are close to the outer wall winding on upper portion and have rope (47), the one end and the slide bar (44) lateral wall fixed connection of screw thread pipe box (48) are kept away from in rope (47), the inner chamber wall of screw thread pipe box (48) has loop bar (411) through spout sliding connection, the outer wall fixedly connected with spacing post (412) of loop bar (411).

4. The soil mass flow model test device for seismic landslide of claim 3, wherein: the lower extreme of loop bar (411) and the up end fixed connection of worm wheel (46), the outer wall of screw tube box (48) is seted up flutedly, the lateral wall of recess runs through sliding connection and draws post (49), the outer wall cover that draws post (49) is equipped with spacing spring (410), the one end of spacing spring (410) with draw post (49) outer wall fixed connection, the other end and screw tube box (48) outer wall fixed connection of spacing spring (410), the outer wall threaded connection of screw tube box (48) has thread bush (413).

5. The soil mass flow model test device for seismic landslide of claim 4, wherein: the outer wall of thread bush (413) is fixedly connected with magnetism long slab (414) and L type pole (415) respectively, the up end of magnetism long slab (414) rotates and is connected with connecting rod (416), the preceding terminal surface of base plate (1) runs through sliding connection and has activity post (418), the one end fixedly connected with movable plate (417) of connecting rod (416) is kept away from in activity post (418), the rear end face of base plate (1) has magnetism slide (421) through spacing groove (420) sliding connection, the lower extreme and the magnetism slide (421) up end of connecting rod (416) rotate and are connected, the outer wall cover of activity post (418) is equipped with reset spring (422), the one end and base plate (1) rear end face fixed connection of reset spring (422), the other end and the activity post (418) outer wall fixed connection of reset spring (422), the up end fixedly connected with deflector (419) of base plate (1).

6. The soil mass flow model test device for seismic landslide of claim 5, wherein: the upper end face of the long magnetic plate (414) is connected with a tooth plate (511) through a sliding groove in a sliding mode, a spring telescopic rod (510) is fixedly connected in the sliding groove of the long magnetic plate (414), and an L-shaped rod (415) penetrates through one end of a front end face of the base plate (1) and is fixedly connected with a vertical plate (53).

7. The soil mass flow model test device for seismic landslide of claim 6, wherein: one end, far away from the chute wall, of the spring telescopic rod (510) is fixedly connected with the outer wall of the tooth plate (511), and the left side wall of the vertical plate (53) is symmetrically and fixedly connected with a spring telescopic short rod (54).

8. The soil mass flow model test device for seismic landslide of claim 7, wherein: the one end fixedly connected with limiting plate (55) of riser (53) is kept away from in the flexible quarter butt of spring (54), the outer wall fixedly connected with transparent housing (52) of major axis (51), the rear end face fixedly connected with carousel (58) of major axis (51), even fixedly connected with cylinder (59) of one side of carousel (58) towards tooth dental lamina (511).

9. The soil mass flow model test device for seismic landslide of claim 8, wherein: the lower terminal surface fixedly connected with chute board (56) of installing frame (3), the cell wall sliding connection of chute board (56) has removal axle (57), the one end that chute board (56) were kept away from in removal axle (57) and the rear end face fixed connection of limiting plate (55).