CN113236256B - Rock rolling-off preventing device for mine surface stripping - Google Patents
Rock rolling-off preventing device for mine surface stripping Download PDFInfo
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- CN113236256B CN113236256B CN202110595569.7A CN202110595569A CN113236256B CN 113236256 B CN113236256 B CN 113236256B CN 202110595569 A CN202110595569 A CN 202110595569A CN 113236256 B CN113236256 B CN 113236256B
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- 239000011435 rock Substances 0.000 title claims description 7
- 230000007246 mechanism Effects 0.000 claims abstract description 182
- 239000004575 stone Substances 0.000 claims abstract description 84
- 238000006243 chemical reaction Methods 0.000 claims abstract description 71
- 241001417523 Plesiopidae Species 0.000 claims description 11
- 230000005540 biological transmission Effects 0.000 claims description 11
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 230000002265 prevention Effects 0.000 claims description 3
- 238000005096 rolling process Methods 0.000 abstract description 36
- 230000003139 buffering effect Effects 0.000 abstract description 14
- 238000013461 design Methods 0.000 abstract description 7
- 230000000694 effects Effects 0.000 abstract description 4
- 238000009434 installation Methods 0.000 description 9
- 239000002689 soil Substances 0.000 description 6
- 238000005065 mining Methods 0.000 description 5
- 241001074085 Scophthalmus aquosus Species 0.000 description 4
- 230000006378 damage Effects 0.000 description 4
- 238000001125 extrusion Methods 0.000 description 4
- 230000035515 penetration Effects 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 230000000903 blocking effect Effects 0.000 description 3
- 238000011161 development Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000011010 flushing procedure Methods 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21C—MINING OR QUARRYING
- E21C47/00—Machines for obtaining or the removal of materials in open-pit mines
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- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Processing Of Stones Or Stones Resemblance Materials (AREA)
- Earth Drilling (AREA)
Abstract
The invention relates to the technical field of mine surface stripping, and discloses a device for preventing stones from rolling off during mine surface stripping. This open-air device that rolls of stone is avoided in mine is shelled in adoption, when the stone falls into conversion impact mechanism right side, can reduce partial kinetic energy under conversion impact mechanism's help, then the activity wane design between conversion impact mechanism and supporting mechanism makes the falling stone on right side be transmitted to collection mechanism's surface, and then under the buffering of the coil spring on collection mechanism right side and movable baffle, makes the kinetic energy of rolling stone restricted, establishes the restraint of circle and recess mouth in the elasticity through the cooperation collection mechanism surface again, makes falling into the inside rolling stone of collection mechanism be difficult for rolling out, and then reduced the secondary fall back of rolling stone.
Description
Technical Field
The invention relates to the technical field of mine surface stripping, in particular to a device for preventing stones from rolling off during mine surface stripping.
Background
In the development process of the current society, the demands of life and work of people on energy are also higher and higher, so that the high demands drive the development of mining industry, in the development of mining industry, surface mines are developed from the initial surface mining to the deep mining stage, so that the mining risk of the surface mines is gradually increased, and the safety problem is also gradually highlighted.
In the stripping process of the surface mine, the scale of the rolling stone is small relative to landslide, collapse and other geological disasters, but the rolling stone has the characteristics of strong burst, difficult prediction, strong randomness and the like, and is easy to cause casualties and road damage. The general volume of surface mine exhaust field is great, stacks higher, and its final side slope angle is general less, is less than the natural angle of repose of rock, therefore the possibility that takes place the landslide is lower, and high altitude rolling stone just becomes main danger source, easily causes casualties and equipment to destroy, and to the rolling stone prevention and cure generally set up the stone blocking structure in its low reaches, tradition generally includes concrete stone blocking wall, falling stone buffer tank, stone blocking fence, and traditional rolling stone protection is under the conversion to the impact force of rolling stone, and traditional rolling stone protective equipment is encountering the impact protection of bulky rolling stone and is not put in place simultaneously, and then makes the rolling stone along with the roll increase when breaking the interception, has certain degree potential safety hazard.
Aiming at the problems, the invention provides a device for preventing stones from falling off during mine surface stripping, which has the advantages of strong rock rolling protection capability and high impact force protection level.
Disclosure of Invention
(one) solving the technical problems
Aiming at the defects of the prior art, the invention provides a device for preventing stones from falling off in mine surface stripping, which has the advantages of strong protection capability of the stones and high protection level of impact force, and solves the problems of weak protection capability of the stones and low protection level of the impact force.
(II) technical scheme
In order to solve the technical problems, the invention provides the following technical scheme:
the utility model provides an open-air peeling of mine adopts and avoids stone to roll off device, includes conversion impact mechanism, the bottom swing joint at conversion impact mechanism middle part has supporting mechanism, and supporting mechanism's bottom is equipped with collects the mechanism, and the inside swing joint of supporting mechanism has pressurizing mechanism, pressurizing mechanism's bottom fixedly connected with grabs ground mechanism, pressurizing mechanism's outside swing joint has canceling release mechanical system.
Preferably, the conversion impact mechanism comprises a buffer round head, an air duct is arranged in the buffer round head, an embedded pipe is connected to the bottom of the air duct in a conducting mode, a rotating disc is movably connected to the surface of the embedded pipe, and the buffer round head is uniformly arranged on the surface of the conversion impact mechanism.
Preferably, the supporting mechanism comprises a through notch, a rotating gear is movably connected to the inside of the through notch, a fixed table is fixedly connected to the middle of the rotating gear, an earth boring head is movably connected to the bottom of the rotating gear, an installation strip is arranged on the outer side of the earth boring head, a guide pipe is arranged in the installation strip, and the number of the installation strip and the number of the guide pipe are two.
Preferably, the collection mechanism comprises an inner ring, the inner ring is arranged on the surface of the collection mechanism, a groove opening is formed in the inner side of the inner ring, the bottom of the left side and the right side of the groove opening is fixedly connected with a fixed baffle, the left side of the right side fixed baffle is movably connected with a coil spring, the left side surface of the coil spring is movably connected with a movable baffle, and the length of the left side fixed baffle is smaller than that of the right side fixed baffle.
Preferably, the pressurizing mechanism comprises a trigger gear, the surface of the trigger gear is movably connected with a rotating disc, the outer side of the trigger gear is movably connected with a transmission gear, the bottom of the transmission gear is movably connected with a swinging gear sector, and the outer side of the pressurizing mechanism is fixedly connected with a sleeved gear row.
Preferably, the ground grabbing mechanism comprises an expansion block, the expansion block is placed in the ground grabbing mechanism, pushing round heads are uniformly arranged on the outer sides of the expansion block, reset springs are movably connected to the outer sides of the pushing round heads, plug connectors are movably connected to the outer sides of the reset springs, penetrating grooves are formed in the outer sides of the plug connectors, and the number of the reset springs is the same as that of the round heads for pushing the round heads.
Preferably, the reset mechanism comprises a swing arm, the reset mechanism is fixedly connected to the surface of the pressurizing mechanism, the outer side of the swing arm is movably connected with a rotating wheel, the back of the rotating wheel is movably connected with a mounting plate, the right side of the rotating wheel is movably connected with a striking rod, the bottom of the striking rod is provided with a rubber arc strip, and the left side of the rubber arc strip is movably connected with a limiting plate.
(III) beneficial effects
Compared with the prior art, the invention provides a rock rolling-off preventing device for open-air stripping in mines, which has the following beneficial effects:
1. this open-air peeling in mine adopts and avoids stone to roll off device, when falling into conversion impact mechanism right side, can reduce partial kinetic energy under conversion impact mechanism's help, then the activity wane design between conversion impact mechanism and supporting mechanism, make the falling stone on right side be transmitted to collection mechanism's surface, and then under the buffering of the coil spring on collection mechanism right side and movable baffle, make the kinetic energy of rolling stone restricted, establish the restraint of circle and recess mouth in the elasticity through the cooperation collection mechanism surface again, make falling into the inside rolling stone of collection mechanism be difficult for rolling out, and then reduced the secondary fall of rolling stone, in order to guarantee the practicality of equipment simultaneously, this equipment can combine the interception net, can be equipped with the interception net between every two conversion impact mechanisms, and then increased the conversion protection level of interception net, the cost has been reduced under the circumstances of guaranteeing safety simultaneously.
2. This open-air peeling in mine adopts and avoids stone to roll off device, when conversion impact mechanism is rotating, can make the rolling disc at its middle part drive the trigger gear and rotate, and then makes the trigger gear when rotating, can drive the swing gear sector extrusion of drive gear and drive gear surface and cup joint the tooth row, and then has increased and cup jointed tooth row and the vertical impact force of pressurizing mechanism, and then makes the mechanism of grabbing of pressurizing mechanism bottom receive the impact force of syntropy, and then has increased the stability of equipment, makes equipment be difficult for the skew.
3. This open-air peeling in mine adopts and avoids stone to roll down the device, through when pressurizing mechanism receives decurrent pressure, can pass through the transmission of swing arm, makes the swing arm drive the rotation wheel and rotates, and then makes the rotation wheel drive striking pole extrusion rubber arc strip, makes rubber arc strip hold the power, and then when collecting the stone on mechanism surface by clear away, can be under rubber arc strip recovery elasticity's effect, makes the mechanism of grabbing ground by the lifting easily, and then has reduced the degree of difficulty that follow-up equipment was dismantled and is shifted.
4. This open-air peeling in mine adopts and avoids stone roll off device, through the inside of buffering button head air duct and embedded pipe aerifys, make the air current flow through the expansion piece of its bottom of conducting pipe inflow, make the expansion piece grow, the impact force of rolling stone is bigger, the reaction rate of expansion piece is just bigger, and then make the expansion piece extrude when becoming big and promote the button head to move to the outside, and then make the plug that promotes the button head and drive its top stretch out the groove, and then make the plug insert to the inside of soil, thereby make conversion impact mechanism when falling the stone striking, increase conversion impact mechanism's the capability of grabbing the ground, and then reduce the fall back of rolling stone.
5. This open-air device that rolls of stone is avoided in mine adoption, through when there being the stone whereabouts on the mine, can fall on the surface of conversion impact mechanism, and then under the different design of end length about conversion impact mechanism, when the stone falls on the left side of conversion impact mechanism, can be under the effect of lever principle, make the stone stably fall on left side conversion impact mechanism, when the stone falls on the right side of conversion impact mechanism, can make the buffering button head on stone extrusion conversion impact mechanism surface by the extrusion, and then make the inside of buffering button head air duct and embedded pipe aerify, and then make the kinetic energy of stone whereabouts by partial conversion, thereby reduce the harm that the falling stone impact force is big.
6. This open-air device that falls of rock is avoided in mine shell adopts, through the inside rotation gear of three-phase asynchronous motor drive through the notch and bore the earth head operation, and then makes the surface that bores the earth head and insert the mine, and the earth mechanism of grabbing in the while that bores the earth head can drive its outside inserts the soil layer in step, and the depth of penetration of boring the earth head is greater than the depth of penetration of grabbing the earth mechanism, and the washing makes supporting mechanism carry out stable support to conversion impact mechanism.
Drawings
FIG. 1 is a schematic diagram of a roll-off prevention mechanism according to the present invention.
Fig. 2 is a rear view of the support mechanism.
Fig. 3 is a top view of the collection mechanism.
Fig. 4 is an enlarged view of the a symbol in fig. 1.
Fig. 5 is an enlarged view of the B mark in fig. 1.
Fig. 6 is an enlarged view of the C mark in fig. 2.
Fig. 7 is an enlarged view of the D mark in fig. 5.
Fig. 8 is an initial state diagram of the ground grasping mechanism.
In the figure: 1. a conversion impact mechanism; 11. buffering round heads; 12. an air duct; 13. an embedded pipe; 14. a rotating disc; 2. a support mechanism; 21. a notch is formed; 22. rotating the gear; 23. a fixed table; 24. a boring bit; 25. a mounting bar; 26. a conduit; 3. a collection mechanism; 31. an inner ring is arranged; 32. a groove opening; 33. a fixed baffle; 34. a coil spring; 35. a movable baffle; 4. a pressurizing mechanism; 41. a trigger gear; 42. a transmission gear; 43. swinging the sector; 44. sleeving a tooth row; 5. a ground grabbing mechanism; 51. an expansion block; 52. pushing the round head; 53. a return spring; 54. a plug; 55. penetrating a groove; 6. a reset mechanism; 61. a swing arm; 62. a rotating wheel; 63. a mounting plate; 64. a striker rod; 65. a rubber arc strip; 66. and a limiting plate.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Embodiment one:
referring to fig. 1-5, a mine strip is with avoiding stone to roll off device, including conversion impact mechanism 1, conversion impact mechanism 1 middle part's bottom swing joint has supporting mechanism 2, and the bottom of supporting mechanism 2 is equipped with collection mechanism 3, and the inside swing joint of supporting mechanism 2 has pressurizing mechanism 4, and pressurizing mechanism 4's bottom fixedly connected with grabs ground mechanism 5, and pressurizing mechanism 4's outside swing joint has canceling release mechanical system 6.
Wherein, conversion impact mechanism 1 includes buffering button head 11, and the inside of buffering button head 11 is equipped with air duct 12, and the bottom of air duct 12 switches on and is connected with embedded pipe 13, and the surface swing joint of embedded pipe 13 has rolling disc 14, and conversion impact mechanism 1's surface evenly is equipped with buffering button head 11, and conversion impact mechanism 1's left side length is longer than right side length.
Wherein, supporting mechanism 2 is including leading to notch 21, and the inside swing joint who leads to notch 21 has rotation gear 22, and rotation gear 22 middle part fixedly connected with fixed station 23, rotation gear 22's bottom swing joint has the brill ground head 24, and brill ground head 24's the outside is equipped with installation strip 25, and the inside of installation strip 25 is equipped with the conducting tube 26, and installation strip 25 and the quantity of conducting tube 26 are two.
Wherein, collection mechanism 3 is including interior circle 31 of establishing, and collection mechanism 3's surface is equipped with interior circle 31 of establishing, and interior inboard of establishing circle 31 is equipped with notch 32, and the bottom fixedly connected with of notch 32 left and right sides is decided baffle 33, and the left side swing joint of right side decides baffle 33 has coil spring 34, and the left side surface swing joint of coil spring 34 has movable baffle 35, and the length of left side decides baffle 33 is less than the length of right side and decides baffle 33.
Working principle: the rotary gear 22 and the earth bit 24 in the through slot 21 are driven to operate by the three-phase asynchronous motor, so that the earth bit 24 is inserted into the surface of a mine, the earth grabbing mechanism 5 on the outer side of the earth bit 24 is driven to be synchronously inserted into a soil layer by the insertion of the earth bit 24, the earth penetration depth of the earth bit 24 is larger than that of the earth grabbing mechanism 5, the support mechanism 2 is used for stably supporting the conversion impact mechanism 1 by flushing, meanwhile, when stones fall on the mine, the stones fall on the surface of the conversion impact mechanism 1, and further, under the design that the lengths of the left end and the right end of the conversion impact mechanism 1 are different, when the stones fall on the left side of the conversion impact mechanism 1, the stones are stably fallen on the left side of the conversion impact mechanism under the action of a lever principle, when the stones fall on the right side of the conversion impact mechanism 1, the stones are extruded and the buffer round head 11 on the surface of the conversion impact mechanism 1 is extruded, and the buffer round head 11 is inflated into the air guide pipe 12 and the inner embedded pipe 13, so that kinetic energy of the stones fall is partially converted, and damage caused by falling stone impact force is reduced.
The buffer round head 11 is used for inflating the interiors of the air guide pipe 12 and the embedded pipe 13, so that air flows into the expansion block 51 at the bottom of the air guide pipe 26, the expansion block 51 is enlarged, the larger the impact force of the rolling stone is, the larger the reaction rate of the expansion block 51 is, the expansion block 51 is extruded and pushed to move the round head 52 outwards while being enlarged, the plug connector 54 pushing the round head 52 to drive the top of the round head 52 is extended out of the through groove 55, and the plug connector 54 is plugged into the soil, so that the ground grabbing capacity of the conversion impact mechanism 1 is increased when the conversion impact mechanism 1 is impacted by the falling stone, and the falling of the rolling stone is further reduced.
When stones fall into the right side of the conversion impact mechanism 1, part of kinetic energy can be reduced under the help of the conversion impact mechanism 1, then the movable seesaw design between the conversion impact mechanism 1 and the supporting mechanism 2 enables falling stones on the right side to be transmitted to the surface of the collection mechanism 3, and then under the buffering of the coil springs 34 and the movable baffles 35 on the right side of the collection mechanism 3, kinetic energy of rolling stones is limited, rolling stones falling into the collection mechanism 3 are not easy to roll out under the constraint of the elastic inner ring 31 and the groove opening 32 of the surface of the collection mechanism 3, secondary falling of rolling stones is reduced, meanwhile, in order to ensure the practicability of equipment, the equipment can be combined with an interception net, the interception net can be arranged between every two conversion impact mechanisms 1, conversion protection level of the interception net is increased, and meanwhile cost is reduced under the condition of guaranteeing safety.
Embodiment two:
referring to fig. 1-8, a mine strip device for preventing stones from rolling off comprises a conversion impact mechanism 1, wherein the bottom end of the middle part of the conversion impact mechanism 1 is movably connected with a supporting mechanism 2, the bottom of the supporting mechanism 2 is provided with a collecting mechanism 3, the inside of the supporting mechanism 2 is movably connected with a pressurizing mechanism 4, the bottom of the pressurizing mechanism 4 is fixedly connected with a ground grabbing mechanism 5, and the outside of the pressurizing mechanism 4 is movably connected with a reset mechanism 6.
Wherein, conversion impact mechanism 1 includes buffering button head 11, and the inside of buffering button head 11 is equipped with air duct 12, and the bottom of air duct 12 switches on and is connected with embedded pipe 13, and the surface swing joint of embedded pipe 13 has rolling disc 14, and conversion impact mechanism 1's surface evenly is equipped with buffering button head 11, and conversion impact mechanism 1's left side length is longer than right side length.
Wherein, supporting mechanism 2 is including leading to notch 21, and the inside swing joint who leads to notch 21 has rotation gear 22, and rotation gear 22 middle part fixedly connected with fixed station 23, rotation gear 22's bottom swing joint has the brill ground head 24, and brill ground head 24's the outside is equipped with installation strip 25, and the inside of installation strip 25 is equipped with the conducting tube 26, and installation strip 25 and the quantity of conducting tube 26 are two.
Wherein, collection mechanism 3 is including interior circle 31 of establishing, and collection mechanism 3's surface is equipped with interior circle 31 of establishing, and interior inboard of establishing circle 31 is equipped with notch 32, and the bottom fixedly connected with of notch 32 left and right sides is decided baffle 33, and the left side swing joint of right side decides baffle 33 has coil spring 34, and the left side surface swing joint of coil spring 34 has movable baffle 35, and the length of left side decides baffle 33 is less than the length of right side and decides baffle 33.
The pressurizing mechanism 4 comprises a trigger gear 41, a rotating disc 14 is movably connected to the surface of the trigger gear 41, a transmission gear 42 is movably connected to the outer side of the trigger gear 41, a swing gear sector 43 is movably connected to the bottom of the transmission gear 42, a sleeve gear row 44 is fixedly connected to the outer side of the pressurizing mechanism 4, and the swing gear sector 43 is movably connected with the pressurizing mechanism 4 through the sleeve gear row 44.
The ground grabbing mechanism 5 comprises an expansion block 51, the expansion block 51 is placed in the ground grabbing mechanism 5, pushing round heads 52 are uniformly arranged on the outer sides of the expansion block 51, reset springs 53 are movably connected to the outer sides of the pushing round heads 52, plug connectors 54 are movably connected to the outer sides of the reset springs 53, through grooves 55 are formed in the outer sides of the plug connectors 54, and the number of the reset springs 53 is the same as the number of the round heads of the pushing round heads 52.
Wherein, canceling release mechanical system 6 includes swing arm 61, canceling release mechanical system 6 fixed connection is on the surface of pressurizing mechanism 4, and swing arm 61's outside swing joint has rotor wheel 62, and rotor wheel 62's back swing joint has mounting disc 63, rotor wheel 62's right side swing joint has striking pole 64, and striking pole 64's bottom is equipped with rubber arc strip 65, and rubber arc strip 65's left side swing joint has limiting plate 66, and swing arm 61 symmetric distribution is in canceling release mechanical system 6's left and right sides.
Working principle: when the stone impact mechanism is used, the rotary gear 22 and the earth bit 24 in the through slot 21 are driven to operate through the three-phase asynchronous motor, so that the earth bit 24 is inserted into the surface of a mine, the earth grabbing mechanism 5 on the outer side of the stone impact mechanism is driven to synchronously insert into a soil layer by the insertion of the earth bit 24, the earth penetration depth of the earth bit 24 is larger than that of the earth grabbing mechanism 5, the support mechanism 2 is used for stably supporting the conversion impact mechanism 1 by flushing, meanwhile, when stones fall on the mine, the stones fall on the surface of the conversion impact mechanism 1, and further, under the design that the lengths of the left end and the right end of the conversion impact mechanism 1 are different, when the stones fall on the left side of the conversion impact mechanism 1, the stones stably fall on the left side conversion impact mechanism under the action of a lever principle, when the stones fall on the right side of the conversion impact mechanism 1, the buffer round head 11 on the surface of the stone impact mechanism 1 is extruded, the buffer round head 11 is further inflated inside the guide air pipe 12 and the embedded pipe 13, and the kinetic energy of the falling stones is further partially converted, so that the damage of falling stones is reduced.
The buffer round head 11 is used for inflating the interiors of the air guide pipe 12 and the embedded pipe 13, so that air flows into the expansion block 51 at the bottom of the air guide pipe 26, the expansion block 51 is enlarged, the larger the impact force of the rolling stone is, the larger the reaction rate of the expansion block 51 is, the expansion block 51 is extruded and pushed to move the round head 52 outwards while being enlarged, the plug connector 54 pushing the round head 52 to drive the top of the round head 52 is extended out of the through groove 55, and the plug connector 54 is plugged into the soil, so that the ground grabbing capacity of the conversion impact mechanism 1 is increased when the conversion impact mechanism 1 is impacted by the falling stone, and the falling of the rolling stone is further reduced.
When stones fall into the right side of the conversion impact mechanism 1, part of kinetic energy can be reduced under the help of the conversion impact mechanism 1, then the movable seesaw design between the conversion impact mechanism 1 and the supporting mechanism 2 enables falling stones on the right side to be transmitted to the surface of the collection mechanism 3, and then under the buffering of the coil springs 34 and the movable baffles 35 on the right side of the collection mechanism 3, kinetic energy of rolling stones is limited, rolling stones falling into the collection mechanism 3 are not easy to roll out under the constraint of the elastic inner ring 31 and the groove opening 32 of the surface of the collection mechanism 3, secondary falling of rolling stones is reduced, meanwhile, in order to ensure the practicability of equipment, the equipment can be combined with an interception net, the interception net can be arranged between every two conversion impact mechanisms 1, conversion protection level of the interception net is increased, and meanwhile cost is reduced under the condition of guaranteeing safety.
When the conversion impact mechanism 1 rotates, the rotating disc 14 in the middle of the conversion impact mechanism drives the trigger gear 41 to rotate, and then the trigger gear 41 drives the transmission gear 42 and the swing sector 43 on the surface of the transmission gear 42 to extrude the sleeved tooth row 44 when rotating, so that the vertical impact force of the sleeved tooth row 44 and the pressurizing mechanism 4 is increased, the ground grabbing mechanism 5 at the bottom of the pressurizing mechanism 4 is subjected to the same-direction impact force, the stability of equipment is further improved, and the equipment is not easy to deviate.
Therefore, when the pressurizing mechanism 4 receives downward pressure, the swinging arm 61 drives the rotating wheel 62 to rotate through the transmission of the swinging arm 61, and then the rotating wheel 62 drives the impact rod 64 to squeeze the rubber arc strip 65, so that the rubber arc strip 65 stores force, and when stones on the surface of the collecting mechanism 3 are removed, the grabbing mechanism 5 is easily lifted under the action of restoring elasticity of the rubber arc strip 65, and the difficulty of detachment and transfer of subsequent equipment is reduced.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (2)
1. The utility model provides an adoption of mine opencast is shelled and is avoided stone to roll off device, includes conversion impact mechanism (1), its characterized in that: the bottom end of the middle part of the conversion impact mechanism (1) is movably connected with a supporting mechanism (2), the bottom of the supporting mechanism (2) is provided with a collecting mechanism (3), the inside of the supporting mechanism (2) is movably connected with a pressurizing mechanism (4), the bottom of the pressurizing mechanism (4) is fixedly connected with a ground grabbing mechanism (5), and the outer side of the pressurizing mechanism (4) is movably connected with a reset mechanism (6);
the conversion impact mechanism (1) comprises a buffer round head (11), an air duct (12) is arranged in the buffer round head (11), an embedded pipe (13) is connected at the bottom of the air duct (12) in a conducting manner, a rotating disc (14) is movably connected to the surface of the embedded pipe (13), and the buffer round head (11) is uniformly arranged on the surface of the conversion impact mechanism (1);
the supporting mechanism (2) comprises a through notch (21), a rotary gear (22) is movably connected in the through notch (21), a fixed table (23) is fixedly connected in the middle of the rotary gear (22), an earth boring head (24) is movably connected at the bottom of the rotary gear (22), mounting strips (25) are arranged on two sides of the earth boring head (24), and a guide pipe (26) is arranged in the mounting strips (25);
the pressurizing mechanism (4) comprises a triggering gear (41), a rotating disc (14) is movably connected to the surface of the triggering gear (41), a transmission gear (42) is movably connected to the outer side of the triggering gear (41), a swinging gear sector (43) is movably connected to the bottom of the transmission gear (42), a sleeving gear row (44) is fixedly connected to the outer side of the pressurizing mechanism (4), and the swinging gear sector (43) is movably connected with the pressurizing mechanism (4) through the sleeving gear row (44);
the ground grabbing mechanism (5) comprises an expansion block (51), the inside of the expansion block (51) is communicated with the conducting tube (26), the expansion block (51) is placed in the ground grabbing mechanism (5), pushing round heads (52) are uniformly arranged on the outer sides of the expansion block (51), reset springs (53) are movably connected to the outer sides of the pushing round heads (52), plug connectors (54) are movably connected to the outer sides of the reset springs (53), and the plug connectors (54) can penetrate through penetrating grooves (55) formed in the ground grabbing mechanism (5).
2. The mine strip rock fall prevention device according to claim 1, wherein: the reset mechanism (6) comprises a swing arm (61), the reset mechanism (6) is fixedly connected to the surface of the pressurizing mechanism (4), a rotating wheel (62) is movably connected to the outer side of the swing arm (61), a mounting plate (63) is movably connected to the back of the rotating wheel (62), an impact rod (64) is movably connected to the right side of the rotating wheel (62), a rubber arc strip (65) is arranged at the bottom of the impact rod (64), and a limiting plate (66) is movably connected to the left side of the rubber arc strip (65).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110595569.7A CN113236256B (en) | 2021-05-29 | 2021-05-29 | Rock rolling-off preventing device for mine surface stripping |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110595569.7A CN113236256B (en) | 2021-05-29 | 2021-05-29 | Rock rolling-off preventing device for mine surface stripping |
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| Publication Number | Publication Date |
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| CN113236256A CN113236256A (en) | 2021-08-10 |
| CN113236256B true CN113236256B (en) | 2023-09-26 |
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| AU1308488A (en) * | 1987-04-01 | 1988-10-06 | Fried Krupp Gesellschaft Mit Beschrankter Haftung | Bunker for surface mines |
| CN209025104U (en) * | 2018-10-14 | 2019-06-25 | 山西省交通科学研究院 | A kind of high-altitude talc impact retaining wall for slope treatment |
| CN111979937A (en) * | 2020-08-31 | 2020-11-24 | 高菲菲 | Mining rockfall protection warning device |
| CN112647520A (en) * | 2021-01-21 | 2021-04-13 | 韦宗海 | Engineering is surveyed and is used slope protector |
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2021
- 2021-05-29 CN CN202110595569.7A patent/CN113236256B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AU1308488A (en) * | 1987-04-01 | 1988-10-06 | Fried Krupp Gesellschaft Mit Beschrankter Haftung | Bunker for surface mines |
| CN209025104U (en) * | 2018-10-14 | 2019-06-25 | 山西省交通科学研究院 | A kind of high-altitude talc impact retaining wall for slope treatment |
| CN111979937A (en) * | 2020-08-31 | 2020-11-24 | 高菲菲 | Mining rockfall protection warning device |
| CN112647520A (en) * | 2021-01-21 | 2021-04-13 | 韦宗海 | Engineering is surveyed and is used slope protector |
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| Publication number | Publication date |
|---|---|
| CN113236256A (en) | 2021-08-10 |
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