CN117949157A - High-order collapse rock impact force simulation test device - Google Patents
High-order collapse rock impact force simulation test device Download PDFInfo
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- CN117949157A CN117949157A CN202410352397.4A CN202410352397A CN117949157A CN 117949157 A CN117949157 A CN 117949157A CN 202410352397 A CN202410352397 A CN 202410352397A CN 117949157 A CN117949157 A CN 117949157A
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- 238000012360 testing method Methods 0.000 title claims abstract description 61
- 238000004088 simulation Methods 0.000 title claims abstract description 42
- 239000011435 rock Substances 0.000 title claims description 72
- 239000004575 stone Substances 0.000 claims abstract description 166
- 238000003860 storage Methods 0.000 claims abstract description 25
- 238000001514 detection method Methods 0.000 claims abstract description 15
- 238000004080 punching Methods 0.000 claims abstract description 15
- 230000005540 biological transmission Effects 0.000 claims description 33
- 230000005570 vertical transmission Effects 0.000 claims description 22
- 230000000149 penetrating effect Effects 0.000 claims description 18
- 238000012544 monitoring process Methods 0.000 claims description 10
- 239000000463 material Substances 0.000 claims description 8
- 238000002474 experimental method Methods 0.000 abstract description 4
- 238000005259 measurement Methods 0.000 abstract description 3
- 230000001133 acceleration Effects 0.000 abstract description 2
- 230000009471 action Effects 0.000 description 19
- 238000003756 stirring Methods 0.000 description 7
- 230000001105 regulatory effect Effects 0.000 description 6
- 230000008859 change Effects 0.000 description 5
- 238000009434 installation Methods 0.000 description 3
- 239000002689 soil Substances 0.000 description 3
- 238000012546 transfer Methods 0.000 description 3
- 230000005484 gravity Effects 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000001483 mobilizing effect Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009530 blood pressure measurement Methods 0.000 description 1
- 238000003776 cleavage reaction Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 230000007017 scission Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M7/00—Vibration-testing of structures; Shock-testing of structures
- G01M7/08—Shock-testing
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L5/00—Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes
- G01L5/0052—Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes measuring forces due to impact
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- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The embodiment of the application provides a high-level collapse falling stone impact force simulation test device, and relates to the technical field of impact force measurement. The high-level collapse falling stone impact force simulation test device comprises a stress detection component and a punching assembly component, wherein the end part of the punching assembly component is provided with a storage shell, and a falling stone pushing component positioned at the ball outlet end of the storage shell. Through scissors lift organism, can adjust the slide slope, make its simulation not co-altitude to the experiment of falling stone impact force, and under falling stone propelling movement subassembly and guide subassembly's effect, can send the falling stone acceleration rate to in the impact allocation subassembly, utilize the impact allocation subassembly to carry out nimble regulation to the impact that falling stone goes on, make it can simulate the falling stone falling speed of not co-altitude, finally strike the impact force that the atress detected member was imitated the falling stone, then can carry out the experiment of the high-order falling stone impact force of different slopes different speeds, provide more accurate data support for high-order collapse and collapse control.
Description
Technical Field
The application relates to the technical field of impact force measurement, in particular to a high-level collapse rock impact force simulation test device.
Background
Collapse (sloughing, collapsing or collapse) is a geological phenomenon in which a rock-soil body on a steeper slope suddenly breaks away from a parent body under the action of gravity, rolls, and piles up on a toe (or a valley); the collapsed material is called a collapsed body. The collapsed body is the soil quality, called soil collapse; the collapsed body is the rock mass, and is called rock collapse; large scale rock breaking is known as mountain breaking. Collapse can occur in any zone, with mountain collapse limited to the mountain canyon region. The separation interface of the collapse body and the slope body is called as a collapse surface, and the collapse surface is often an interface with a large inclination angle, such as joint, slice, cleavage, layer, broken belt and the like.
In the process of treating the high-level collapse rock, in order to acquire the impact force of the high-level collapse rock, a rock fall impact force simulation experiment device is needed, but in the existing high-level collapse rock simulation experiment device, the structure is single, the flexibility is poor, the rock fall is usually placed at a certain height, a slope and the rock fall gravity are utilized to drive a test rock fall impact detection device, so that the rock fall impact force is acquired, but in the high-level collapse rock fall impact force simulation experiment, if the rock fall is suspended at a high level, a relatively huge device is needed to hoist and suspend the test rock, the use cost is increased, the rock fall slope angle of the rock fall cannot be adjusted, the rock fall impact force of different slopes and different speeds cannot be flexibly detected, the test result is single and complex, and the test data are not accurate.
Disclosure of Invention
The present application aims to solve at least one of the technical problems existing in the prior art. Therefore, the application provides a high-level collapse falling stone impact force simulation test device, the slope of a slideway on a stress detection component can be regulated through a scissor lifting machine body, so that the falling stone impact force can be simulated to be tested at different high levels, a plurality of test stones can be stored under the action of a storage shell, the test is convenient to circularly perform a plurality of times, the falling stones can be conveyed into an impact force regulating component under the action of a falling stone pushing component and a material guiding component, the impact force of the falling stones can be flexibly regulated by utilizing the impact force regulating component, the falling speeds of the falling stones at different heights can be simulated, meanwhile, the stability in the process of regulating the impact force of the falling stones can be increased under the action of a falling stone anti-falling component, the falling stones can be quickly and outwards emitted under the action of a stone throwing component, the impact force detection component can be finally simulated, the impact force of the falling stones can be tested at different slopes at different high levels, and finally the measurement data with multiple directions can be obtained.
The application is realized in the following way:
The application provides a high-order collapse rock impact force simulation test device, which comprises:
A atress detects component for falling stone is strikeed and is used for carrying out the punching press assembly subassembly of equipment to falling stone test structure, the tip of punching press assembly subassembly then is provided with the storage casing that is used for carrying out the storage to the falling stone to and be located the storage casing and go out the ball end and be used for dialling the falling stone propelling movement subassembly of falling stone, falling stone propelling movement subassembly includes the push plate body, and one side integrated into one piece of push plate body is provided with the butt plate body, and is located the tip of punching press assembly subassembly and is located one side of falling stone propelling movement subassembly then is provided with the impulsive force allocation subassembly that is used for adjusting falling stone impulsive force, impulsive force allocation subassembly is including being the acceleration roller body that two symmetries set up for adjust the rotational speed of falling stone.
According to the high-level collapse falling stone impact force simulation test device provided by the embodiment of the application, the stress detection component comprises the bearing body for installing the test piece, one side of the end part of the bearing body, which is provided with the bearing body of the pressure measurement model, is provided with the slide way for providing a falling channel of falling stone, the front side and the rear side of the slide way are respectively provided with the data monitoring component for monitoring the falling speed of falling stone in real time, one end of the bottom of the slide way is movably connected with the bottom fixing seat through the rotating shaft and the supporting rod, and the bottom of the punching assembly component is provided with the scissor lifting body for adjusting the height of the scissor lifting body.
According to the high-level collapse rock impact force simulation test device provided by the embodiment of the application, the stamping assembly component comprises the assembly base, the end part of the assembly base is provided with the carrying box, and meanwhile, the upper plate is arranged at the top of the carrying box.
According to the high-level collapse rock fall impact force simulation test device provided by the embodiment of the application, the fall Dan Tuisong assembly further comprises a first driving piece arranged at the rear side of the end part of the upper carrier plate and used for driving the pushing plate body, the output end of the first driving piece is connected with a driving shaft rod, the pushing plate body is sleeved in the middle part of the surface of the driving shaft rod, and meanwhile, one end of the bottom of the inner cavity of the storage shell is provided with a mounting groove in a penetrating manner.
According to the high-level collapse rock impact force simulation test device provided by the embodiment of the application, one side of the end part of the punching assembly component is provided with the guide component, the guide component comprises the vertical transmission rods movably arranged on the front side and the rear side of the inner cavity of the carrying box through the bearings, the end parts of the vertical transmission rods penetrate through the end parts of the upper carrier plate, and the surface of the vertical transmission rods is sleeved with the connecting shell.
According to the high-level collapse rock impact force simulation test device provided by the embodiment of the application, one side of the vertical transmission rod is provided with the transmission rod in a penetrating manner on the surface of the upper carrier plate, the bottoms of the transmission rod and the surface of the vertical transmission rod are respectively sleeved with the installation shell, the surface of the vertical transmission rod is provided with the coil spring in the inner cavity of the installation shell, and simultaneously, the surfaces of the driving shaft rod and the rock poking disc are respectively sleeved with the bevel gear transmission piece.
According to the high-level collapse rock impact force simulation test device provided by the embodiment of the application, the middle part of the inner cavity of the carrying box is horizontally provided with the silk piece through the connecting piece, the surface of the silk piece is sheathed with the silk plate in a threaded manner, two ends of the surface of the silk plate are symmetrically provided with the connecting plate bodies through the rotating shafts, and the other ends of the connecting plate bodies are movably connected with the connecting shell through the rotating shafts.
According to the high-level collapse rock impact force simulation test device provided by the embodiment of the application, the impact force allocation assembly further comprises a second driving part for providing power for the speed-increasing roller body and a transmission disc body penetrating through the right side of one end of the assembly base, the bottom of the transmission disc body is connected with a connecting shaft part, and the output end of the second driving part and the surface of the connecting shaft part are both sleeved with belt wheel parts.
According to the high-level collapse rock impact force simulation test device provided by the embodiment of the application, the end part of the transmission disc body is provided with the assembly box body, the front side and the rear side of the end part of the assembly box body are respectively provided with the sliding grooves in a penetrating way, the end part of the assembly box body is symmetrically provided with a plurality of brackets, and the speed-increasing roller body is movably assembled on the surfaces of the brackets through the bearings.
In an embodiment of the present application, the high-level collapse rock impact force simulation test device further includes:
the high-level collapse falling stone impact force simulation test device also comprises a falling stone assembly for ejecting falling stones on the impact force allocation assembly and a falling stone anti-drop assembly for increasing falling stones on the impact force allocation assembly, wherein the falling stone assembly comprises a middle adjustment seat in the middle of an inner cavity of an assembly box body, and pull rod pieces are symmetrically and movably arranged at the left end and the right end of the middle adjustment seat;
The falling stone anti-drop assembly comprises two symmetrically arranged vertical fixing plates at the end part of the assembly box body, the end part of the surface of each vertical fixing plate is provided with a guide connection rod body through a screw fastener, and the output end of each guide connection rod body is movably provided with a limit seat through a bearing.
According to the high-level collapse rock fall impact force simulation test device provided by the embodiment of the application, the rock throwing assembly further comprises a telescopic piece positioned in the inner cavity of the transmission disc body, the end part of the telescopic piece is movably provided with the installation disc body in a penetrating manner, the output end of the telescopic piece is movably provided with the screw disc, the inner surface of the screw disc is provided with the hexagonal inserting plate in a penetrating manner, the bottom of the connecting shaft piece is provided with the external cylinder body through the bolt, and the bottom of the inner cavity of the external cylinder body is provided with the hexagonal inserting sleeve.
According to the high-level collapse rock impact force simulation test device provided by the embodiment of the application, the inner cavity of the mounting disc body is provided with the mobilizing rod body in a penetrating manner, one side of the surface of the mounting disc body is embedded with the timing piece, and the surface of the mobilizing rod body is sleeved with the abutting block.
According to the high-level collapse rock fall impact force simulation test device provided by the embodiment of the application, the rock throwing assembly further comprises slide bars positioned at the front end and the rear end of the inner cavity of the assembly box body, the two sides of the surface of the slide bars are sleeved with slide blocks in a sliding manner, and the two longitudinal slide blocks are connected through the connecting and fixing plates.
According to the high-level collapse falling stone impact force simulation test device provided by the embodiment of the application, the falling stone anti-falling assembly further comprises two symmetrically arranged sliding rails arranged on the front side and the rear side of the assembly box body, pushing rods are movably arranged at two ends of the bottom of the vertical fixing plate, and pushing connecting blocks are movably connected with the other ends of the pushing rods.
The invention has the beneficial effects that:
1. According to the invention, under the combined action of the punching assembly component and the scissor lifting machine body, the falling stone height can be adjusted, and meanwhile, the gradient of the slideway on the stress detection component is adjusted, so that impact force tests of falling stones under different high positions are simulated; simultaneously under the cooperation of falling stone propelling movement subassembly and guide subassembly, can utilize driving piece one to drive the push plate body and stir the interior falling stone of storage casing and move outward, simultaneously, can drive the transfer line through driving shaft pole and bevel gear transfer piece and drive the wind spring and hold the power in driving piece one movement, and when no external force, the wind spring is kick-backed and is driven vertical transfer line drive and dial the stone disk body and rotate for can utilize dialling the stone disk body and shoot out fast through the falling stone between two and dial the stone disk body, bring the falling stone into the interior adjustment falling stone impact force of impulsive force allocation subassembly.
2. According to the invention, under the action of the impact force allocation assembly, on one hand, the transmission disc body can be driven to drive the assembly box body to change the angle of the speed-increasing roller body, so that balls can be conveniently launched at different angles by using the speed-increasing roller body subsequently, on the other hand, the hexagonal inserting plate can be driven to move downwards by using the spiral disc while the transmission disc body rotates, the hexagonal inserting plate and the hexagonal inserting sleeve are matched to drive the telescopic piece to drive the adjustment rod body to rotate, and when the adjustment rod body rotates, on the one hand, the abutting piece can be driven to move to press the timing piece, so that the timing piece starts timing so as to obtain the falling speed of falling rocks subsequently, on the other hand, the adjustment rod body can be driven to rotate, the middle adjustment seat can be driven to rotate, the connecting plate is driven to change the position between the two roller bodies by using the pull rod piece, and the falling rocks can be extruded outwards to fall into the slide way when the two speed-increasing roller bodies are relatively close to each other, so that the falling rocks are adjusted to fall positions by using the driving piece to detect the falling rocks and the falling speeds of the falling rocks and generate a certain force to be emitted outwards under the action of no external force.
3. According to the invention, under the action of the falling stone anti-falling assembly, the guide rod body can be used for adjusting the position of the limiting seat, and under the action of the limiting seat, the falling stone on the speed-increasing roller body is limited, so that the falling stone is prevented from being separated from the speed-increasing roller body at will when the speed-increasing roller body is used for manufacturing the falling stone, and meanwhile, when the impact force adjusting assembly is used for adjusting the relative or opposite movement of the two speed-increasing roller bodies, the two vertical fixing plates can be pushed to displace through the pushing connecting block and the pushing rod during the movement of the support, so that the two guide rod bodies drive the two limiting seats to move oppositely, and the limit on the falling stone on the speed-increasing roller body is released, so that the falling stone on the speed-increasing roller body is stably emitted.
Summarizing: the shear lifter can adjust the gradient of the slideway on the stress detection component and adjust the position of the falling stone, so that the shear lifter simulates different high positions to carry out experiments on the impact force of the falling stone, and under the action of the storage shell, a plurality of test stones can be stored, so that the test and test can be carried out circularly, the falling stone can be sent into the impact force allocation component under the action of the falling stone pushing component and the guide component, the impact force of the falling stone carried out by the impact force allocation component is flexibly adjusted, the falling speed of the falling stone with different heights can be simulated, meanwhile, under the action of the falling stone anti-falling component, the stability of the falling stone during the impact force adjustment can be improved, the falling stone is prevented from being splashed randomly and separated from the impact force allocation component, and under the action of the cooperation of the impact force allocation component and the guide component, the falling stone can be applied with a certain impact force and be rapidly sent out outwards, the impact force of the falling stone with different gradients can be finally carried out test and simulated, the impact force of the falling stone with different high positions can be carried out at one time, and the high-position falling stone with different speeds can be finally obtained, and the collapse data can be accurately measured, and the collapse data can be provided for supporting the experimental data.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are needed in the embodiments of the present application will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present application and should not be considered as limiting the scope, and other related drawings can be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic perspective view of the overall structure of a high-level collapse falling rock impact force simulation test device according to an embodiment of the application;
FIG. 2 is a schematic diagram of the perspective right view of the overall structure of a high-level collapse falling rock impact force simulation test device according to an embodiment of the application;
FIG. 3 is a perspective assembly schematic view of a punch assembly, a scissor lift body, a storage housing, a drop Dan Tuisong assembly, a guide assembly, an impulse deployment assembly, and a drop stone anti-drop assembly according to an embodiment of the present application;
FIG. 4 is a perspective assembly schematic view of a force sensing member structure according to an embodiment of the present application;
FIG. 5 is an exploded perspective view of a storage shell structure according to an embodiment of the present application;
FIG. 6 is a perspective exploded view of a storage shell structure according to an embodiment of the present application;
FIG. 7 is a partial schematic perspective view of a press-fit assembly according to an embodiment of the application;
FIG. 8 is an exploded perspective view of a press-fit assembly according to an embodiment of the present application;
Fig. 9 is a schematic perspective assembly view of a falling stone pushing assembly and a guiding assembly according to an embodiment of the present application;
FIG. 10 is a schematic perspective view of a cross section of a structure of a middle load box according to an embodiment of the present application;
FIG. 11 is a bottom perspective view of an impulse deployment assembly according to an embodiment of the application;
FIG. 12 is a perspective assembly schematic view of an impulse deployment assembly according to an embodiment of the application;
Fig. 13 is a schematic perspective view of a stone throwing component according to an embodiment of the present application;
fig. 14 is a perspective assembly schematic view of a falling-stone anti-drop assembly structure according to an embodiment of the application;
FIG. 15 is a perspective view of a speed increasing roller body according to an embodiment of the present application;
FIG. 16 is a schematic perspective cross-sectional view of an assembled housing structure according to an embodiment of the present application;
Fig. 17 is a schematic perspective sectional view of a transmission disc structure according to an embodiment of the present application.
In the figure:
100. A force detection member; 110. a bearing body; 120. a pressure measuring model; 130. a slideway; 140. a data monitoring means; 150. a bottom fixing seat;
200. Stamping the assembly component; 210. assembling a base; 220. a carrying case; 230. loading a plate;
300. a scissors lifting body;
400. A storage shell; 401. a mounting groove;
500. A falling stone pushing component; 510. a first driving member; 511. a drive shaft; 520. pushing the plate body; 521. abutting the plate body;
600. A material guiding component; 610. a vertical transmission rod; 611. a connection housing; 620. a stone-setting plate body; 630. a transmission rod; 631. a mounting shell; 632. a coil spring; 640. a deflector body; 650. a wire member; 651. a silk plate; 652. a connecting plate body; 660. a bevel gear transmission member;
700. An impulse deployment assembly; 710. a second driving piece; 720. a drive disk body; 721. a coupling; 722. a pulley member; 730. assembling a box body; 731. a slip joint groove; 740. a bracket; 750. a speed increasing roller body;
800. Dan Zujian is added; 810. a telescoping member; 811. installing a tray body; 820. a screw plate; 821. hexagonal plugboard; 822. externally connecting a cylinder; 823. a hexagonal plug bush; 830. a timing member; 840. a rod body is mobilized; 841. an abutment block; 850. a middle adjusting seat; 851. a pull rod piece; 860. a slide bar; 861. a slide block; 862. a connecting plate;
900. A falling stone anti-falling component; 910. a vertical fixing plate; 911. a guide connection rod body; 912. a limit seat; 920. a slide rail; 930. a push rod; 931. pushing the linked blocks.
Detailed Description
The technical solutions in the embodiments of the present application will be described below with reference to the accompanying drawings in the embodiments of the present application.
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present application more apparent, the technical solutions of the embodiments of the present application will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present application, and it is apparent that the described embodiments are some embodiments of the present application, but not all embodiments. All other embodiments, based on the embodiments of the application, which are apparent to those of ordinary skill in the art without inventive faculty, are intended to be within the scope of the application.
Examples
As shown in fig. 1-2 and fig. 4, the high-level collapse falling stone impact force simulation test device according to the embodiment of the application comprises a stress detection member 100 for monitoring falling stone impact force, wherein the stress detection member 100 comprises a bearing body 110 for installing a test piece, and the end part of the bearing body 110 is provided with a pressure measuring model 120, wherein the end part of the bearing body 110 is embedded with a position adjusting mechanism, in particular a linear motor, a telescopic pushing rod and other equipment for adjusting the position of the pressure measuring model 120 on the bearing body 110, so that the flexibility of falling stone impact force simulation is improved;
Wherein, the outer side of the end part of the bearing body 110 is provided with a protective cover, and the surface of the protective cover is provided with a buffer cushion for limiting the tested falling rocks to prevent the falling rocks from splashing randomly;
Specifically, a slide 130 for providing a falling channel of falling rocks is disposed on one side of the bearing body 110, and data monitoring members 140 for monitoring the falling speed of falling rocks in real time are mounted on the front side and the rear side of the slide 130, wherein the data monitoring members 140 are composed of a high-speed camera, a speed sensor and other devices for detecting the falling speed of falling rocks, one end of the bottom of the slide 130 is movably connected with a bottom fixing seat 150 through a rotating shaft and a supporting rod, the other end of the bottom of the slide 130 is movably connected with a support through the rotating shaft, the bottom of the support is slidably mounted at the end of the bottom fixing seat 150, and when the gradient of the slide 130 is adjusted, the auxiliary stability enhancement is performed on the slide, and meanwhile, a scissor lifting body 300 for adjusting the height of the slide is disposed at the bottom of the punching assembly 200, and the bottom of the scissor lifting body 300 is mounted at the end of the bottom fixing seat 150.
As shown in fig. 1 to 3,5, 7, 8 and 10 to 13, a punch assembly 200 for assembling a falling stone test structure is provided at one side of the stress detection member 100, the punch assembly 200 includes an assembly base 210, and an end of the assembly base 210 is equipped with a loading box 220, and simultaneously, an upper plate 230 is installed at the top of the loading box 220 for carrying the storage housing 400, the falling stone pushing assembly 500, the guide assembly 600, the impact allocation assembly 700, the stone throwing assembly 800 and the falling stone anti-falling assembly 900.
As shown in fig. 1-3, fig. 5 and fig. 7-9, and a falling stone pushing assembly 500 located at the ball outlet end of the storage shell 400 and used for pulling out falling stones, the falling stone pushing assembly 500 comprises a pushing plate body 520, one side of the pushing plate body 520 is integrally provided with an abutting plate body 521, the pushing plate body 520 and the abutting plate body 521 are mutually matched and used for pulling out falling stones in the storage shell 400 outwards, the falling stone pushing assembly 500 is arranged at the end part of the upper plate 230, the falling stone pushing assembly 500 further comprises a first driving member 510 arranged at the rear side of the end part of the upper plate 230 and used for driving the pushing plate body 520, the first driving member 510 is connected with the surface of the upper plate 230 through a bolt fastener, the output end of the first driving member 510 is connected with a driving shaft lever 511, the driving shaft lever 511 is movably arranged at the end part of the upper plate 230 through an assembly plate and a bearing, and the pushing plate body 520 is sleeved at the middle part of the surface of the driving shaft lever 511;
As shown in fig. 1-3 and fig. 5-6, the end of the press-assembly 200 is provided with a storage shell 400 for storing the falling rocks, one end of the bottom of the inner cavity of the storage shell 400 is provided with a mounting groove 401 in a penetrating manner, wherein a pushing plate 520 is assembled in the mounting groove 401, so that when the first driving member 510 works, the pushing plate 520 can be pushed by the driving shaft lever 511 to drive the pushing plate 521 to rotate, and the test rocks in the storage shell 400 are pulled outwards.
As shown in fig. 1-3, 5 and 7-9, in order to increase the fluidity of the storage shell 400, one side of the end of the punching assembly 200 is provided with a guide assembly 600, the guide assembly 600 is respectively positioned in the carrying case 220 and at the end of the upper carrier plate 230, the guide assembly 600 comprises a vertical transmission rod 610 movably arranged at the front side and the rear side of the inner cavity of the carrying case 220 through a bearing, the end of the vertical transmission rod 610 penetrates through the end of the upper carrier plate 230, wherein the surface of the vertical transmission rod 610 is sleeved with a connecting shell 611, the end positioned at the surface of the vertical transmission rod 610 is sleeved with a stone poking disc 620, and the surface of the stone poking disc 620 is sleeved with anti-skid rubber;
specifically, a transmission rod 630 is arranged on one side of the vertical transmission rod 610 and located on the surface of the upper carrier plate 230 in a penetrating manner, the bottoms of the transmission rod 630 extend to the inner cavity of the carrier box 220, the bottoms of the transmission rod 630 and the surface of the vertical transmission rod 610 are respectively sleeved with a mounting shell 631, coil springs 632 are coiled on the surface of the vertical transmission rod 610 and located in the inner cavity of the mounting shell 631, one end of each coil spring 632 penetrates into the mounting shell 631 on the transmission rod 630 and is connected with the bottom of the surface of the transmission rod 630, simultaneously, the surfaces of the driving shaft 511 and the stone stirring disk 620 are respectively sleeved with a bevel gear 660, and two adjacent bevel gear 660 are meshed with each other;
Therefore, under the action of the coil spring 632, when the transmission rod 630 rotates under the force of the driving shaft lever 511, the coil spring 632 can store the force in a rolling way, so that when the transmission rod 630 is deployed without external force, the coil spring 632 resets to drive the vertical transmission rod 610 to rotate, the stone poking disc 620 is poked to rotate, and the test stone poked by the pushing plate 520 and the abutting plate 521 is rapidly shot out between the two stone poking discs 620;
In order to guide the stone-setting plate 620, the end of the vertical transmission rod 610 surface and the bottom of the stone-setting plate 620 are movably sleeved with guide plates 640 through bearings, and the two guide plates 640 are symmetrically arranged;
Specifically, in order to adjust the interval between the two stone-setting disks 620, when the interval is adapted to falling stones with different specifications, the middle part of the inner cavity of the carrying box 220 is horizontally provided with a wire 650 through a connecting piece, the surface of the wire 650 is in threaded sleeve with a wire plate 651, two ends of the surface of the wire plate 651 are symmetrically provided with connecting plate bodies 652 through rotating shafts, and the other ends of the connecting plate bodies 652 are movably connected with the connecting shell 611 through rotating shafts;
meanwhile, the slide ways are arranged on the front side and the rear side of the end part of the carrying case 220 in a penetrating manner, the connecting shell 611 is arranged in the inner cavity of the slide ways in a sliding manner to support and guide the slide ways in an auxiliary manner, so that when the wire 650 is rotated, the wire plate 651 can be adjusted to pull the connecting plate 652 to change the position between the two stone poking disc 620, and the relative positions of the two stone poking disc 620 can be adjusted to adapt to test stones with different specifications.
As shown in fig. 1-3, 5, 7-8 and 10-17, an impact force allocation assembly 700 for adjusting the impact force of the falling rocks is arranged at the end part of the punching assembly 200 and at one side of the falling rocks pushing assembly 500, the falling rocks in the storage shell 400 are outwards pushed out into the impact force allocation assembly 700 by utilizing the pushing plate body 520 and the abutting plate body 521, the rotation speed of the falling rocks is adjusted by utilizing the impact force allocation assembly 700, so that the falling rocks with different heights are simulated to impact the impact force detection members 100 to obtain the impact force when the falling rocks with different heights collapse, and the impact force allocation assembly 700 comprises two symmetrically arranged speed-increasing roller bodies 750 for adjusting the rotation speed of the falling rocks and increasing the impact force of the falling rocks;
Specifically, the impulse force blending assembly 700 further includes a second driving member 710 for powering the speed-increasing roller 750, and a driving disc 720 penetrating through the right side of one end of the assembly base 210, where the second driving member 710 is located in the inner cavity of the carrier 220, the output end of the second driving member is penetrating through the inner cavity of the assembly base 210, the bottom of the driving disc 720 is connected with a connecting shaft 721, the output end of the second driving member 710 and the surface of the connecting shaft 721 are both sleeved with a belt wheel member 722, and the two belt wheel members 722 are connected through belt transmission, so that the second driving member 710 can drive the connecting shaft 721 to drive the driving disc 720 through the belt wheel member 722;
Specifically, the end of the driving disc 720 is provided with the assembling box 730, the front side and the rear side of the end of the assembling box 730 are respectively provided with the sliding grooves 731 in a penetrating manner, the end of the assembling box 730 is symmetrically provided with the plurality of brackets 740, and the speed-increasing roller 750 is movably assembled on the surface of the brackets 740 through bearings, so that when the driving disc 720 rotates under force, the assembling box 730 can be driven to drive the brackets 740 to adjust the position of the speed-increasing roller 750, falling stones which are pulled out by the falling stone pushing assembly 500 and accelerated by the material guiding assembly 600 fall between the two speed-increasing roller 750, the speed-increasing roller 750 is utilized to perform work on the falling stones during transmission, and the rotational speed of the falling stones is increased, so that impact forces of falling at different heights are simulated, the falling stones impact the pressure measuring model 120 through the sliding ways 130, and thus the high-level falling stone impact force experiment is simulated.
Although the high-level falling stone impact force can be simulated and detected, certain disadvantages still exist, such as falling stones on the speed-increasing roller body 750 cannot be effectively emitted when the falling stones accelerated by the impact force allocation assembly 700 are discharged, and meanwhile, when the falling stones accelerated by the speed-increasing roller body 750 are free from external force, the falling stones are easily separated from the surface of the speed-increasing roller body 750 through the front side and the rear side of the speed-increasing roller body 750, so that the simulation of the falling impact force of the following falling stones is influenced, and further improvement is needed;
11-13 and 16-17, the high-level collapse rock burst impact simulation test apparatus further includes a rock throwing assembly 800 for ejecting rock on the impact deployment assembly 700; the stone throwing assembly 800 comprises a middle adjusting seat 850 positioned in the middle of the inner cavity of the assembly box body 730, and pull rod pieces 851 are symmetrically and movably arranged at the left end and the right end of the middle adjusting seat 850;
Specifically, the stone throwing component 800 further includes a telescopic member 810 located in the inner cavity of the transmission disc 720, the outer surface of the telescopic member 810 is movably mounted in the inner cavity of the transmission disc 720 through a bearing, the end portion of the telescopic member 810 is movably provided with a mounting disc 811, the mounting disc 811 is movably mounted at the end portion of the transmission disc 720, the output end of the telescopic member 810 is movably provided with a screw disc 820, and the inner surface of the screw disc 820 is penetratingly provided with a hexagonal insertion plate 821, wherein. The top of the hexagonal plug board 821 penetrates to the top of the screw plate 820 and is connected with the output end of the telescopic part 810, an external cylinder 822 is assembled at the bottom of the connecting shaft part 721 through a bolt, and a hexagonal plug bush 823 is arranged at the bottom of the inner cavity of the external cylinder 822, wherein the surface of the hexagonal plug board 821 is matched with the inner cavity of the external cylinder 822;
specifically, the inner surfaces of the hexagonal insert plate 821 and the external cylinder 822 are provided with threads matched with the threaded disc 820, and the external cylinder 822 is provided with a plurality of external cylinders 822 with different lengths, so that the bottom of the connecting shaft 721 is provided with the external cylinder 822 with proper specification according to the requirement, and finally, when the connecting shaft 721 rotates, the threaded disc 820 moves downwards under the limit of the telescopic piece 810 to drive the hexagonal insert plate 821 to move downwards, and when the hexagonal insert plate 821 moves downwards to be inserted into the hexagonal insert sleeve 823, the telescopic piece 810 is driven to rotate, so that the adjustment seat 850 is convenient to perform work in the subsequent driving;
Specifically, the inner cavity of the mounting disc 811 is provided with a moving rod 840 in a penetrating manner, the end of the moving rod 840 penetrates into the inner cavity of the mounting box 730 and is connected with the middle adjusting seat 850, the bottom of the moving rod 840 penetrates through the bottom of the mounting disc 811 and is connected with the telescopic member 810, when the telescopic member 810 rotates under force, the middle adjusting seat 850 is rotated by the moving rod 840, one side of the surface of the mounting disc 811 is inlaid with the timing member 830, and the surface of the moving rod 840 is sleeved with the abutting block 841, so that the abutting block 841 presses the timing member 830 when the moving rod 840 rotates to a certain position, the timing member 830 starts to count so as to obtain the initial falling time of the falling stone later and the falling stone is matched with the time of the falling stone striking the pressure measuring model 120, and the falling stone speed is obtained;
Specifically, the stone throwing assembly 800 further includes a sliding rod 860 located at the front and rear ends of the inner cavity of the assembly box 730, two ends of the sliding rod 860 are respectively connected with two ends of the inner cavity of the assembly box 730, the sliding block 861 is slidably disposed in the inner cavity of the sliding connection groove 731, two sides of the surface of the sliding rod 860 are slidably sleeved with the sliding block 861, the ends of the sliding block 861 are connected with the bottom of the support 740, and two longitudinal sliding blocks 861 are connected through a connecting plate 862, wherein the other end of the sliding rod 851 is connected with the surface of the connecting plate 862 through a universal shaft, so that when the rod body 840 is moved to drive the middle adjustment seat 850 to rotate, the sliding rod 860 and the sliding block 861 are utilized to push the connecting plate 862 under the combined action of the sliding rod 860 and the sliding block 861, so as to adjust the positions between the two connecting plates 862, and when the two speed-increasing rollers 750 are relatively close to each other, the test stone at the ends of the two speed increasing rollers 750 can be extruded outwards, so that the test stone at the ends of the two speed increasing rollers can be simulated through the impact force of the sliding rail 130 to the stone falling impact model 120;
As shown in fig. 1-3, 5, 7-8, 10-11 and 14, the end of the press-fitting assembly 200 is provided with a falling stone anti-falling assembly 900 for increasing falling stone stability on the impact force allocation assembly 700, the falling stone anti-falling assembly 900 comprises two symmetrically arranged vertical fixing plates 910 at the end of the fitting box 730, the end of the surface of the vertical fixing plates 910 is provided with a guide rod body 911 through a screw fastener, the output end of the guide rod body 911 is movably provided with a limit seat 912 through a bearing, wherein the surface of the limit seat 912 can be embedded with a pressure sensor rotation speed sensor and the like;
Specifically, the falling stone anti-falling component 900 further includes two symmetrically disposed sliding rails 920 disposed on front and rear sides of the assembly box 730, the vertical fixing plates 910 are slidably disposed on the surface of the sliding rails 920, two ends of the bottom of the vertical fixing plates 910 are movably provided with pushing rods 930, and the other ends of the pushing rods 930 are movably connected with pushing connecting blocks 931, where the surfaces of the pushing connecting blocks 931 are connected with the surfaces of the supporting frames 740, so that when the two speed-increasing roller bodies 750 relatively move under the limit of the sliding rails 920, the pushing rods 930 and the pushing connecting blocks 931 can be utilized to toggle the two vertical fixing plates 910 to move outwards, and finally, the limit seats 912 are driven to move outwards, so that the falling stone is in a non-contact state, and the falling stone component 800 is convenient for the falling stone to eject the test stone on the speed-increasing roller bodies 750 outwards.
Specifically, the working principle of the high-level collapse falling stone impact force simulation test device is as follows: when the impact force test of the high-level collapse rock is simulated, the stamping assembly 200 and the scissor lift body 300 can adjust the height of the rock, and simultaneously adjust the gradient of the slideway 130 on the stress detection member 100, so that the impact force test of the rock is simulated under different high levels; meanwhile, the falling stone pushing assembly 500 and the material guiding assembly 600 are matched together, the first driving piece 510 can be used for driving the pushing plate body 520 to stir falling stones in the material storage shell 400 to move outwards, meanwhile, the first driving piece 510 can drive the driving rod 630 to drive the coil spring 632 to store force through the driving shaft lever 511 and the bevel gear transmission piece 660, when no external force exists, the coil spring 632 rebounds to drive the vertical driving rod 610 to drive the stone stirring plate body 620 to rotate, so that falling stones passing through the gap between the two stone stirring plate bodies 620 can be ejected out rapidly through the stone stirring plate body 620, and the falling stones are brought into the impact force adjusting assembly 700 to adjust the impact force of the falling stones.
Meanwhile, under the action of the impulsive force allocation assembly 700, on one hand, the transmission disc body 720 can be driven to drive the assembly box body 730 to change the angle of the speed-increasing roller body 750, so that the follow-up ball serving at different angles can be conveniently carried out by using the speed-increasing roller body 750, on the other hand, the hexagonal insert plate 821 can be driven to move downwards by using the screw disc 820 while the transmission disc body 720 rotates, and the telescopic piece 810 is driven to drive the adjustment rod body 840 to rotate by using the cooperation of the hexagonal insert plate 821 and the hexagonal insert sleeve 823;
when the lever body 840 is rotated, on one hand, the abutting block 841 can be driven to move to press the timing piece 830, so that the timing piece 830 starts to time so as to acquire the falling speed of the falling stone later, on the other hand, the lever body 840 is driven to rotate to drive the middle adjusting seat 850 to rotate, the pull rod piece 851 is utilized to stir the connecting and fixing plate 862 to change the position between the two speed-increasing roller bodies 750, and when the two speed-increasing roller bodies 750 are relatively close to each other, the falling stone on the surface of the lever body can be extruded outwards, the falling stone is extruded outwards and falls into the slideway 130, so that under the action of no external force, the falling stone falling position is regulated by the driving piece two 710, the falling stone falling speed is detected, and a certain impulsive force is generated on the falling stone and is emitted outwards.
When the speed-increasing roller 750 stores the falling stones, the guide connection rod body 911 can be used for adjusting the position of the limiting seat 912, and the falling stones on the speed-increasing roller 750 are limited under the action of the limiting seat 912, so that the falling stones are prevented from being separated from the speed-increasing roller 750 at will when the speed-increasing roller 750 is used for manufacturing the falling stones, and meanwhile, when the impact force allocation assembly 700 is used for adjusting the relative or opposite movement of the two speed-increasing roller 750, the support 740 can move to push the two vertical fixing plates 910 to displace through the push connection block 931 and the push rod 930, so that the two guide connection rod bodies 911 drive the two limiting seats 912 to move oppositely, and the falling stones on the speed-increasing roller 750 are released from being limited, so that the falling stones on the speed-increasing roller 750 are stably emitted.
The electronic components and the types used in the invention can be all according to the actual use requirement.
The above description is only an example of the present application and is not intended to limit the scope of the present application, and various modifications and variations will be apparent to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application should be included in the protection scope of the present application. It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures.
The foregoing is merely illustrative of the present application, and the present application is not limited thereto, and any person skilled in the art will readily recognize that variations or substitutions are within the scope of the present application. Therefore, the protection scope of the present application shall be subject to the protection scope of the claims.
Claims (10)
1. The high-level collapse falling stone impact force simulation test device comprises a stress detection component (100) for monitoring falling stone impact force and a punching assembly component (200) for assembling a falling stone test structure, and is characterized in that the end part of the punching assembly component (200) is provided with a storage shell (400) for storing falling stones and a falling stone pushing component (500) which is arranged at the ball outlet end of the storage shell (400) and used for pulling out falling stones, the falling Dan Tuisong component (500) comprises a pushing plate body (520), one side of the pushing plate body (520) is integrally formed with an abutting plate body (521), the end part of the punching assembly component (200) and one side of the falling stone pushing component (500) are provided with an impact force allocation component (700) for adjusting falling stone impact force, and the impact force allocation component (700) comprises a speed increasing roller body (750) which is symmetrically arranged and used for adjusting the rotation speed of falling stones.
2. The high-level collapse rock burst force simulation test device according to claim 1, wherein the force detection member (100) comprises a bearing body (110) for mounting the test piece, and the end of the bearing body (110) is provided with a pressure measuring model (120).
3. The high-level collapse falling stone impact simulation test device according to claim 2, wherein a slide way (130) for providing a falling stone falling channel is arranged on one side of the bearing body (110), data monitoring members (140) for monitoring the falling stone falling speed in real time are arranged on the front side and the rear side of the slide way (130), a bottom fixing seat (150) is movably connected to one end of the bottom of the slide way (130) through a rotating shaft and a supporting rod, and a scissor lifting body (300) for adjusting the height of the scissor lifting body is arranged at the bottom of the stamping assembly (200).
4. The high-level collapse rock burst force simulation test device according to claim 1, wherein the press-fitting assembly (200) comprises a fitting base (210), and the end of the fitting base (210) is fitted with a carrier box (220), while an upper carrier plate (230) is mounted on top of the carrier box (220).
5. The high-level collapse rock burst force simulation test device according to claim 1, wherein the rock burst Dan Tuisong assembly (500) further comprises a first driving part (510) arranged at the rear side of the end part of the upper carrier plate (230) and used for driving the pushing plate body (520), the output end of the first driving part (510) is connected with a driving shaft lever (511), the pushing plate body (520) is sleeved in the middle part of the surface of the driving shaft lever (511), and meanwhile, one end of the bottom of the inner cavity of the storage shell (400) is provided with a mounting groove (401) in a penetrating manner.
6. The high-level collapse rock impact force simulation test device according to claim 1, wherein a material guiding assembly (600) is arranged on one side of the end part of the punching assembly (200), the material guiding assembly (600) comprises vertical transmission rods (610) movably arranged on the front side and the rear side of the inner cavity of the carrying box (220) through bearings, the end part of each vertical transmission rod (610) penetrates through the end part of the upper carrying plate (230), and a connecting shell (611) is sleeved on the surface of each vertical transmission rod (610).
7. The high-level collapse rock burst force simulation test device according to claim 6, wherein a transmission rod (630) is arranged on one side of the vertical transmission rod (610) and located on the surface of the upper carrier plate (230) in a penetrating manner, mounting shells (631) are sleeved at the bottoms of the transmission rod (630) and the vertical transmission rod (610), coil springs (632) are coiled on the surface of the vertical transmission rod (610) and located in an inner cavity of the mounting shells (631), and conical tooth transmission pieces (660) are sleeved on the surfaces of the driving shaft rod (511) and the stone poking disc body (620).
8. The high-level collapse rock burst force simulation test device according to claim 4, wherein the middle part of the inner cavity of the carrying box (220) is horizontally provided with a wire (650) through a connecting piece, the surface of the wire (650) is sleeved with a wire plate (651), two ends of the surface of the wire plate (651) are symmetrically provided with connecting plate bodies (652) through rotating shafts, and the other ends of the connecting plate bodies (652) are movably connected with the connecting shell (611) through rotating shafts.
9. The high-level collapse rock impact force simulation test device according to claim 1, wherein the impact force allocation assembly (700) further comprises a second driving member (710) for providing power for the speed-increasing roller body (750), and a transmission disc body (720) penetrating through the right side of one end of the assembly base (210), the bottom of the transmission disc body (720) is connected with a connecting shaft member (721), and the output end of the second driving member (710) and the surface of the connecting shaft member (721) are both sleeved with belt wheel members (722).
10. The high-level collapse rock burst force simulation test device according to claim 9, wherein the end part of the transmission disc body (720) is provided with an assembling box body (730), the front side and the rear side of the end part of the assembling box body (730) are provided with sliding grooves (731) in a penetrating way, the end part of the assembling box body (730) is symmetrically provided with a plurality of brackets (740), and the speed-increasing roller body (750) is movably assembled on the surfaces of the brackets (740) through bearings.
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