CN112874785B - Device and method for treating drop shaft blockage - Google Patents
Device and method for treating drop shaft blockage Download PDFInfo
- Publication number
- CN112874785B CN112874785B CN202110089735.6A CN202110089735A CN112874785B CN 112874785 B CN112874785 B CN 112874785B CN 202110089735 A CN202110089735 A CN 202110089735A CN 112874785 B CN112874785 B CN 112874785B
- Authority
- CN
- China
- Prior art keywords
- aerial vehicle
- unmanned aerial
- load platform
- drop shaft
- sleeve
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 238000000034 method Methods 0.000 title claims abstract description 17
- 239000002360 explosive Substances 0.000 claims abstract description 28
- 230000000903 blocking effect Effects 0.000 claims abstract description 23
- 230000001681 protective effect Effects 0.000 claims description 15
- 238000005422 blasting Methods 0.000 claims description 9
- 238000005474 detonation Methods 0.000 claims description 4
- 230000006835 compression Effects 0.000 claims description 3
- 238000007906 compression Methods 0.000 claims description 3
- 239000004744 fabric Substances 0.000 claims description 3
- 230000000630 rising effect Effects 0.000 claims description 3
- 229920000728 polyester Polymers 0.000 claims 1
- 238000004064 recycling Methods 0.000 claims 1
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 abstract description 6
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 abstract description 6
- 238000005065 mining Methods 0.000 abstract description 5
- 229910017052 cobalt Inorganic materials 0.000 abstract description 3
- 239000010941 cobalt Substances 0.000 abstract description 3
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 abstract description 3
- 229910052742 iron Inorganic materials 0.000 abstract description 3
- 229910052751 metal Inorganic materials 0.000 abstract description 3
- 239000002184 metal Substances 0.000 abstract description 3
- 229910052759 nickel Inorganic materials 0.000 abstract description 3
- 238000011084 recovery Methods 0.000 abstract description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 230000001174 ascending effect Effects 0.000 description 3
- 238000005520 cutting process Methods 0.000 description 3
- 230000007547 defect Effects 0.000 description 3
- 239000000843 powder Substances 0.000 description 3
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 2
- 235000017491 Bambusa tulda Nutrition 0.000 description 2
- 241001330002 Bambuseae Species 0.000 description 2
- 229920004934 Dacron® Polymers 0.000 description 2
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 2
- QJVKUMXDEUEQLH-UHFFFAOYSA-N [B].[Fe].[Nd] Chemical compound [B].[Fe].[Nd] QJVKUMXDEUEQLH-UHFFFAOYSA-N 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 2
- 239000011425 bamboo Substances 0.000 description 2
- 238000010030 laminating Methods 0.000 description 2
- 230000005389 magnetism Effects 0.000 description 2
- 229910001172 neodymium magnet Inorganic materials 0.000 description 2
- 239000005020 polyethylene terephthalate Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012857 repacking Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64C—AEROPLANES; HELICOPTERS
- B64C39/00—Aircraft not otherwise provided for
- B64C39/02—Aircraft not otherwise provided for characterised by special use
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64D—EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLIGHT SUITS; PARACHUTES; ARRANGEMENT OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS IN AIRCRAFT
- B64D1/00—Dropping, ejecting, releasing, or receiving articles, liquids, or the like, in flight
- B64D1/02—Dropping, ejecting, or releasing articles
- B64D1/04—Dropping, ejecting, or releasing articles the articles being explosive, e.g. bombs
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64D—EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLIGHT SUITS; PARACHUTES; ARRANGEMENT OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS IN AIRCRAFT
- B64D1/00—Dropping, ejecting, releasing, or receiving articles, liquids, or the like, in flight
- B64D1/02—Dropping, ejecting, or releasing articles
- B64D1/08—Dropping, ejecting, or releasing articles the articles being load-carrying devices
- B64D1/12—Releasing
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64D—EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLIGHT SUITS; PARACHUTES; ARRANGEMENT OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS IN AIRCRAFT
- B64D45/00—Aircraft indicators or protectors not otherwise provided for
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64D—EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLIGHT SUITS; PARACHUTES; ARRANGEMENT OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS IN AIRCRAFT
- B64D47/00—Equipment not otherwise provided for
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64U—UNMANNED AERIAL VEHICLES [UAV]; EQUIPMENT THEREFOR
- B64U10/00—Type of UAV
- B64U10/10—Rotorcrafts
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
- E21F17/00—Methods or devices for use in mines or tunnels, not covered elsewhere
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64U—UNMANNED AERIAL VEHICLES [UAV]; EQUIPMENT THEREFOR
- B64U2101/00—UAVs specially adapted for particular uses or applications
- B64U2101/15—UAVs specially adapted for particular uses or applications for conventional or electronic warfare
Landscapes
- Engineering & Computer Science (AREA)
- Aviation & Aerospace Engineering (AREA)
- Mining & Mineral Resources (AREA)
- Mechanical Engineering (AREA)
- Remote Sensing (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Electric Cable Installation (AREA)
Abstract
The invention relates to the technical field of underground mining and discloses a device and a method for treating a drop shaft blockage. The explosive is transported to the blocking position through the unmanned aerial vehicle, the safety problem that personnel enter the drop shaft to operate is avoided, the problem of unmanned aerial vehicle recovery is solved simultaneously, the unmanned aerial vehicle can be recycled for unlimited times, the cost of handling drop shaft blocking is greatly reduced, meanwhile, the drop shaft blocking practicability is achieved when the unmanned aerial vehicle is used for handling drop shaft blocking, the explosive is very suitable for the field of mining production, the potential safety hazard is solved, the great economic benefit is generated, and the drop shaft blocking problem in the mining process of the iron, cobalt and nickel magnetic-containing metal ore bodies is well solved.
Description
Technical Field
The invention relates to the technical field of underground mining, in particular to a device and a method for treating a drop shaft blockage.
Background
At present, thousands of domestic iron, cobalt and nickel magnetic metal mines can be known according to the Chinese enterprise directory, when the ore pass is adopted for ore drawing operation in domestic underground mines, when the ores in the stope are depleted more, or small amount of powder is mixed, or a filling body is mixed, when the type of ores are poured into the ore pass, hardening is very easy to occur, and the ores are glued and blocked by the filling body to the condition of the ore pass, so that the ores in the ore pass are suspended, and cannot be smoothly laid.
Many mines all have this kind of problem, solve this problem under the general circumstances and have bamboo pole blasting method, the explosive package of bamboo pole stud is lifted to the jam and is blasted, also have and use high-pressure water to strike, so that the hardening ore and powder are loose, but because high-pressure water impact force only acts on the surface, it is less to the inside effort of hardening, and link can produce a large amount of scour mud and powder in the drop shaft lower part, lead to main roadway ditch siltation seriously to lose the drainage function, and the patent of the university of south China adopts and uses unmanned aerial vehicle to carry out explosive transportation blasting, though avoided personnel to get into the security problem of operation in the pit, but once every blasting, unmanned aerial vehicle also can be damaged by the impact force that the explosive blasting produced, consequently, lead to unmanned aerial vehicle unable recovery, solve once to block up just to lose a unmanned aerial vehicle through special repacking, a cost for solving the drop shaft jam is very high, and when rising in the drop shaft to unmanned aerial vehicle, because the wind-force that the rotor produced can lead to the tiny emergence in the drop shaft drops on unmanned aerial vehicle and explosive, make unmanned aerial vehicle and potential safety hazard.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides a device and a method for treating a drop shaft blockage, which have the advantages of being capable of safely recovering an unmanned aerial vehicle, saving cost, preventing the unmanned aerial vehicle from being influenced by fine broken stones when ascending, and the like, and solve the problems that the unmanned aerial vehicle cannot safely use a mobile phone, is high in blasting cost, and is subjected to falling fine broken stones when ascending.
In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides a handle drop shaft jam device and method, includes unmanned aerial vehicle and infrared ray distance detector, unmanned aerial vehicle week side is provided with a plurality of infrared ray distance detector, the unmanned aerial vehicle top is provided with the mounting panel, infrared ray distance detector is fixed in mounting panel week side, the mounting panel top is provided with the protection casing, the protection casing comprises a plurality of fan-shaped cover, the mounting panel top is provided with movable sleeve, the mounting panel top is provided with the load platform, the load platform bottom is provided with movable loop bar, movable loop bar cup joint with inside the movable sleeve, the inside bottom of movable sleeve is provided with miniature electromagnetic chuck, the load platform top is provided with the mounting groove, load platform upper surface week side is provided with magnet board, the spacing sleeve has been seted up to load platform both sides, spacing sleeve inside is provided with the spring, spacing sleeve below middle part has seted up spacing hole, spacing sleeve inside is provided with the support telescopic link, support telescopic link be located spacing sleeve inside one end with spring fixed connection.
Preferably, the rotor of unmanned aerial vehicle is located unmanned aerial vehicle's below week side, unmanned aerial vehicle below middle part is provided with elastic support frame, unmanned aerial vehicle is provided with assorted remote control.
Preferably, the protection casing has the spherical cover body that a plurality of fan-shaped cover was constituteed, the fan-shaped cover is crescent structure, the arc opening has been seted up at fan-shaped cover both ends, fan-shaped cover one side is provided with the arc bracing piece, the fan-shaped cover adopts the dacron cloth.
Preferably, arc-shaped sleeves are arranged at two ends of the arc-shaped supporting rods, semicircular supporting rods are connected in series in the arc-shaped sleeves, and the semicircular supporting rods are fixed on the upper surface of the mounting plate.
Preferably, a lantern ring is arranged at the top end of the middle part of the upper surface of the fan-shaped cover, a rope is connected in series in the lantern ring, one end of the rope is fixedly connected with one end of the protective cover, the other end of the rope penetrates through the mounting plate to be connected with an output shaft of a motor, and the motor is fixed on the lower surface of the mounting plate.
Preferably, the bottom of the inner cavity of the movable sleeve is fixedly provided with the miniature electromagnetic chuck, the chuck end of the miniature electromagnetic chuck faces to the upper part of the movable sleeve, and the movable sleeve rod is sleeved with the movable sleeve and is positioned above the miniature electromagnetic chuck.
Preferably, the mounting buckles are arranged on two sides of the inside of the mounting groove formed above the load platform, so that the explosive is mounted in the mounting groove and can be fixed in a binding mode.
Preferably, the bottom of the magnet plate is connected with the upper surface of the load platform through a stand column, a sphere is arranged at the top of the stand column, a hemispherical clamping sleeve is arranged at the bottom of the magnet plate, and the sphere is clamped inside the hemispherical clamping sleeve.
Preferably, the limiting sleeve is arranged on two sides of the load platform, the limiting sleeve extends inside the side end of the load platform, the supporting telescopic rod compresses the spring inside the limiting sleeve, the load platform is just opposite to the limiting sleeve, the limiting rod is fixedly arranged at the position of a limiting hole of the limiting sleeve, the supporting telescopic rod is provided with a convex edge at one end connected with the spring, the limiting rod is positioned inside the limiting hole and is clamped with the convex edge, and the supporting telescopic rod is in a fixed state when being compressed by the spring.
In order to overcome the defects in the prior art, the invention also provides a method for treating the drop shaft blockage, which comprises the following specific steps:
S1, fixing a load platform on a mounting plate through a movable sleeve rod arranged at the bottom of the load platform and a movable sleeve and a miniature electromagnetic chuck on the mounting plate;
s2: then controlling the unmanned aerial vehicle to enter the drop shaft channel through a remote controller on the ground, and simultaneously starting an infrared distance detector to monitor the environment of the unmanned aerial vehicle in the drop shaft channel in real time;
S, 3: in the rising process of the unmanned aerial vehicle, the load platform and the unmanned aerial vehicle are protected by the protective cover above the mounting plate, fine broken stones are prevented from falling, and when the unmanned aerial vehicle rises to a blocking position, the protective cover is retracted;
S4: the magnet plate is used for adsorbing the ore at the blocking position, the load platform and the explosive are firmly adsorbed at the blocking position, then when the unmanned aerial vehicle falls down, the limiting rod is separated from the limiting hole, the supporting telescopic rod is ejected out by the elastic force of the spring and contacts with the inner wall of the drop shaft channel, and the load platform 6 is secondarily fixed;
s5: the unmanned aerial vehicle and the load platform are separated from each other through the movable sleeve and the movable sleeve rod, the unmanned aerial vehicle falls down vertically to recover, detonation waves are transmitted by utilizing the detonating tube and the millisecond delay detonator which are connected with the explosive, and blasting operation is performed outside a safe distance through the detonating cord by utilizing the detonating device.
Compared with the prior art, the invention provides a device for treating the drop shaft blockage, which has the following beneficial effects:
1. This handle drop shaft blocking device carries the explosive through unmanned aerial vehicle, transport the jam department with the explosive, avoided personnel to get into the safety problem of operation in the drop shaft, the problem of unmanned aerial vehicle recovery has been solved simultaneously, unmanned aerial vehicle can unlimited number of times cyclic utilization, the cost that will handle the drop shaft and stop up greatly reduces, make unmanned aerial vehicle handle drop shaft jam practicality simultaneously, be applicable to the scene of mining production very much, when having solved the potential safety hazard, produced very big economic benefits, better solution iron, cobalt, nickel contain the drop shaft jam problem in the exploitation process of magnetic metal ore body.
2. This handle drop shaft blocking device rises and infrared ray distance detector that week side set up in the drop shaft through unmanned aerial vehicle, and real-time supervision unmanned aerial vehicle is located the environment of drop shaft passageway, avoids unmanned aerial vehicle and drop shaft inner wall to collide, when having guaranteed that unmanned aerial vehicle transportation explosive rises, can make in drop shaft passageway middle part.
3. This handle drop shaft blocking device is in the expansion state through utilizing the protection casing of constituteing by a plurality of fan-shaped cover, wherein utilizes the support of house type bracing piece with fan-shaped cover, the semi-circular bracing piece of rethread arc sleeve cooperation for fan-shaped cover expansion route receives semi-circular bracing piece control, and then forms hemispherical protection casing, protects load platform and unmanned aerial vehicle, prevents that tiny rubble from dropping, has guaranteed that the explosive can be safely delivered to the jam department.
4. This handle drop shaft blocking device, through setting up at the outside lantern ring cooperation rope of fan-shaped cover, when needs shrink the fan-shaped cover that will expand, drive rope one end through the output shaft of motor, make the rope twine on the output shaft of motor, and then make the fan-shaped cover of rope other end pulling slide along the semicircle bracing piece and withdraw in one side of mounting panel, make load platform expose out, control unmanned aerial vehicle again and rise, make magnet board and ore contact, make things convenient for opening after the shield rises to load platform fixes on the ore of jam.
5. This handle drop shaft blocking device, through utilizing the hemisphere cutting ferrule cooperation ball of magnet plate bottom, make magnet plate can the arbitrary angle slope, and then make magnet plate can adsorb with the inclined plane laminating of closed angle department, after magnet plate adsorbs on the ore, begin to control unmanned aerial vehicle and load platform and break away from, utilize the load platform top four corners department that bears the explosive package to have neodymium iron boron high strength magnet plate, install movable sleeve and movable loop bar connection structure between through load platform and unmanned aerial vehicle, the miniature electromagnetic chuck disconnection power of control movable sleeve inside loses magnetism, make sliding connection between movable sleeve and the movable loop bar, when unmanned aerial vehicle descends, break away from with load platform.
6. This handle drop shaft blocking device, when breaking away from load platform through unmanned aerial vehicle, gag lever post card on the mounting panel of unmanned aerial vehicle top is in spacing downthehole, make support the telescopic link and can fix after with spring compression, when unmanned aerial vehicle and load platform separate, the gag lever post breaks away from spacing hole, and then spring force will support the telescopic link and pop out to with drop shaft passageway inner wall contact, utilize magnet board and ore absorption, the cooperation supports the telescopic link and supports drop shaft passageway inner wall, carry out dual support to load platform fixedly, when preventing that the magnet board from adsorbing the ore unstable, load platform can't be fixed.
Drawings
Fig. 1 is a schematic view of a plane structure of an unmanned aerial vehicle in an drop shaft;
FIG. 2 is a schematic view of the structure of the protective cover in the unfolded state of the invention;
FIG. 3 is a second schematic view of the structure of the protection cover in the unfolded state of the protection cover;
FIG. 4 is a schematic view of the structure of the protective cover in a contracted state;
FIG. 5 is an enlarged schematic view of a portion of the invention at A of FIG. 4;
FIG. 6 is an enlarged schematic view of a portion of the invention at B of FIG. 4;
FIG. 7 is an exploded view of the connection of the load platform and the mounting plate of the present invention;
fig. 8 is an enlarged partial schematic view of fig. 7 at C in accordance with the present invention.
In the figure: 1. unmanned plane; 101. a rotor; 102. an elastic support frame; 103. a remote controller; 2. an infrared distance detector; 3. a mounting plate; 4. a protective cover; 41. a fan-shaped cover; 42. an arc opening; 43. an arc-shaped supporting rod; 44. an arc-shaped sleeve; 45. a semicircular support plate; 46. a collar; 47. a rope; 48. a motor; 5. a movable sleeve; 6. a load platform; 61. a mounting groove; 62. installing a buckle; 7. a movable loop bar; 8. a miniature electromagnetic chuck; 9. a magnet plate; 91. a column; 92. a ball; 93. hemispherical cutting ferrule; 10. a limit sleeve; 10a, limiting holes; 10b, a limiting rod; 11. a spring; 12. supporting the telescopic rod; 12a, convex edge.
Description of the embodiments
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.
As described in the background art, the present application provides a device and a method for treating a drop shaft blockage in order to solve the above technical problems.
Examples
In a typical embodiment of the application, as shown in fig. 1-8, a device and a method for treating a drop shaft blockage comprise an unmanned aerial vehicle 1 and an infrared distance detector 2, wherein a plurality of infrared distance detectors 2 are arranged on the side surface of the periphery of the unmanned aerial vehicle 1, a mounting plate 3 is arranged above the unmanned aerial vehicle 1, the infrared distance detector 2 is fixed on the periphery of the mounting plate 3, a protective cover 4 is arranged above the mounting plate 3, the protective cover 4 consists of a plurality of fan-shaped covers 41, a movable sleeve 5 is arranged above the mounting plate 3, a load platform 6 is arranged above the mounting plate 3, a movable sleeve rod 7 is arranged at the bottom of the load platform 6, the movable sleeve rod 7 is sleeved and connected with the inside of the movable sleeve 5, a miniature electromagnetic chuck 8 is arranged at the bottom of the inside of the movable sleeve 5, a mounting groove 61 is arranged at the top of the load platform 6, a magnet plate 9 is arranged on the periphery of the upper surface of the load platform 6, a limit sleeve 10 is arranged on two sides of the load platform 6, a spring 11 is arranged inside the limit sleeve 10, a limit hole 10a is arranged in the middle of the lower part of the limit sleeve 10, a support telescopic rod 12 is arranged inside the limit sleeve 10, and one end of the support telescopic rod 12 is fixedly connected with the spring 11.
Further, unmanned aerial vehicle 1's rotor 101 is located unmanned aerial vehicle 1's below week side, and unmanned aerial vehicle 1 below middle part is provided with elastic support frame 102, and unmanned aerial vehicle 1 is provided with assorted remote control 103 to utilize to select unmanned aerial vehicle 1 that rotor 101 is located unmanned aerial vehicle 1 below for use, conveniently can fix in unmanned aerial vehicle 1 top and set up a mounting panel 3, avoid rotor 101 top, influence the setting of mounting panel 3 and load platform 6, and utilize a remote control 103 to control all electrical components of unmanned aerial vehicle 1 top.
Further, the protection casing 4 has the spherical cover body that a plurality of fan-shaped cover 41 is constituteed, fan-shaped cover 41 is crescent structure, arc opening 42 has been seted up at fan-shaped cover 41 both ends, fan-shaped cover 41 one side is provided with arc bracing piece 43, fan-shaped cover 41 adopts the dacron cloth, thereby utilize protection casing 4 to set up in the top of mounting panel 3, when unmanned aerial vehicle 1 rises in the drop shaft passageway, meet tiny rubble and drop, be used for protecting unmanned aerial vehicle 1 and load platform 6, protection casing 4 is constituteed through a plurality of fan-shaped cover 41, make when unmanned aerial vehicle 1 rises to the jam department, fan-shaped cover 41 can shrink in one side of mounting panel 3, so that load platform 6 is fixed on the ore.
Further, arc sleeve 44 is provided at both ends of arc support rod 43, arc sleeve 44 is connected in series with semicircle support rod 45, semicircle support rod 45 is fixed on the upper surface of mounting panel 3 to utilize house type support rod 43 to use with the support of fan-shaped cover 41, rethread arc sleeve 44 cooperates semicircle support rod 45, makes fan-shaped cover 41 expansion path controlled by semicircle support rod 45, and then forms hemispherical protection casing 4.
Further, a collar 46 is arranged at the top end of the middle of the upper surface of the fan-shaped cover 41, a rope 47 is connected in series with the inside of the collar 46, one end of the rope 47 is fixedly connected with one end of the protective cover 4, the other end of the rope 47 penetrates through the mounting plate 3 and is connected with an output shaft of a motor 48, and the motor 48 is fixed on the lower surface of the mounting plate 3, so that when the unfolded fan-shaped cover 41 needs to be contracted, one end of the rope 47 is driven by the output shaft of the motor 48, so that the rope is wound on the output shaft of the motor 48, and the other end of the rope 47 pulls the fan-shaped cover 41 to slide and retract to one side of the mounting plate 3 along the semicircular support rod 45, so that the load platform 6 is exposed.
Further, miniature electromagnet 8 is fixedly installed at the bottom of the inner cavity of movable sleeve 5, the sucker end of miniature electromagnet 8 faces the upper side of movable sleeve 5, movable sleeve rod 7 is sleeved with the inner part of movable sleeve 5 and is located above miniature electromagnet 8, so that movable sleeve 5 and movable sleeve rod 7 are utilized to be in sliding connection, miniature electromagnet 8 is arranged in the sliding sleeve 5, when an unmanned aerial vehicle ascends, movable sleeve rod 7 is sucked by miniature electromagnet 8 fixed in movable sleeve 5, load platform 6 is firmer above mounting plate 3, and load platform 6 is not unstable due to shaking caused by flying of unmanned aerial vehicle 1.
Further, the mounting buckles 62 are arranged on two sides of the inside of the mounting groove 61 formed above the load platform 6, so that the explosive can be fixed in the mounting groove 61 in a binding mode, and the explosive can be bound in the mounting groove 61 by utilizing the mounting buckles 62 in the mounting groove 61, so that the explosive can be fixed when the unmanned aerial vehicle 1 is prevented from transporting the explosive.
Further, the bottom of the magnet plate 9 is connected with the upper surface of the load platform 6 through the upright post 91, the top of the upright post 91 is provided with a ball 92, the bottom of the magnet plate 9 is provided with a hemispherical clamping sleeve 93, the ball 92 is clamped inside the hemispherical clamping sleeve 93, thereby the ore at the blocking position is adsorbed by the magnet plate 9, the load platform 6 and the explosive are firmly adsorbed at the blocking position, then the unmanned aerial vehicle 1 is recovered, the explosive is tightly adsorbed on the ore by the magnet plate 9 above the load platform 6, when encountering the sharp angle position of the magnet plate 9 which is firstly contacted with the ore, the hemispherical clamping sleeve 93 at the bottom of the magnet plate 9 is matched with the ball 92, so that the magnet plate 9 can incline at any angle, and the magnet plate 9 can be attached and adsorbed with the inclined plane at the sharp angle position.
Further, the limiting sleeve 10 is arranged on two side surfaces of the load platform 6, the limiting sleeve 10 extends into the side end of the load platform 6, the supporting telescopic rod 12 compresses the spring 11 inside the limiting sleeve 10, the load platform 6 is just opposite to the limiting hole 10a of the limiting sleeve 10, the limiting rod 10b is fixedly arranged at the position of the limiting hole 10a, the convex edge 12a is arranged at one end, connected with the spring 11, of the supporting telescopic rod 12, the limiting rod 10b is positioned in the limiting hole 10a and clamps the convex edge 12a, when the supporting telescopic rod 12 compresses the spring 11, the supporting telescopic rod 12 is in a fixed state, the limiting rod 10b is clamped in the limiting hole 10a, the supporting telescopic rod 12 can be fixed after compressing the spring 11, when the unmanned aerial vehicle 1 is separated from the load platform 6, the limiting rod 10b is separated from the limiting hole 10a, the supporting telescopic rod 12 is ejected out by the elastic force of the spring 11 and is contacted with the inner wall of a shaft channel, and the load platform 6 is secondarily fixed, and the load platform 6 is prevented from being unstable when the magnet plate 9 adsorbs ores.
Examples
In order to overcome the defects in the prior art, the invention also provides a method for treating the drop shaft blockage, which comprises the following specific steps:
s1, fixing a load platform 6 on a mounting plate 3 by matching a movable sleeve rod 7 arranged at the bottom of the load platform 6 with a movable sleeve 5 and a miniature electromagnetic chuck 8 on the mounting plate 3, and relatively fixing the movable sleeve rod 7 and the movable sleeve 5 by utilizing the miniature electromagnetic chuck 8 to prevent the load platform 6 from being unstable on the unmanned aerial vehicle 1;
S2: then the unmanned aerial vehicle 1 is controlled to enter the drop shaft channel through the remote controller 103 on the ground, meanwhile, the infrared distance detector 2 is started, the environment of the unmanned aerial vehicle 1 in the drop shaft channel is monitored in real time, and the environment in the drop shaft channel is monitored in real time by utilizing the infrared distance detector 2, so that the unmanned aerial vehicle 1 is prevented from colliding with the inner wall of the drop shaft;
s3: in the ascending process of the unmanned aerial vehicle 1, the load platform 6 and the unmanned aerial vehicle 1 are protected by the protective cover 4 above the mounting plate 3, fine broken stones are prevented from falling, when the unmanned aerial vehicle 1 ascends to a blocking position, the protective cover 4 is retracted, the load platform 6 is exposed, and the unmanned aerial vehicle is conveniently fixed at the bottom of ores;
S4: the ore at the blocking position is adsorbed by the magnet plate 9, the load platform 6 and the explosive are firmly adsorbed at the blocking position, then when the unmanned aerial vehicle 1 falls down, the limiting rod 10b is separated from the limiting hole 10a, the supporting telescopic rod 12 is ejected out by the elastic force of the spring 11 and is contacted with the inner wall of the drop shaft channel, the load platform 6 is secondarily fixed, the magnet plate 9 is used for adsorbing the ore, the inner wall of the drop shaft channel is supported by the supporting telescopic rod 12 in a matched manner, and the load platform 6 is doubly supported and fixed;
S5: the unmanned aerial vehicle 1 breaks away from with the movable loop bar 7 through movable sleeve 5 between the load platform 6, unmanned aerial vehicle 1 falls down perpendicularly and retrieves, the transfer of detonation wave is carried out to detonating tube and millisecond time delay detonator that utilize connecting on the explosive, utilize the detonater to carry out blasting operation through the detonating cord outside safe distance, utilize unmanned aerial vehicle 1 can retrieve the use of unlimited frequency, and a frame unmanned aerial vehicle 1 can use in with many drop shafts in middle section, once handling has greatly been solved, unmanned aerial vehicle 1 equipment can't retrieve, economic cost is high problem.
When in use, the loading platform 6 is arranged above the unmanned aerial vehicle 1, explosive is fixed above the mounting groove 61 in a binding mode, the protection cover 4 consisting of a plurality of fan-shaped covers 41 is utilized to be in an unfolding state, the fan-shaped covers 41 are supported by the fan-shaped covers 41 through the arc-shaped sleeve 44, the semicircular support rods 45 are matched with the arc-shaped sleeve 43, the unfolding path of the fan-shaped covers 41 is controlled by the semicircular support rods 45, and then the hemispherical protection cover 4 is formed, so that the loading platform 6 and the unmanned aerial vehicle 1 are protected, and fine broken stones are prevented from falling.
Then the remote controller 103 is used for controlling the unmanned aerial vehicle 1 to enter the drop shaft channel, the infrared distance detector 2 is started, the environment of the unmanned aerial vehicle 1 in the drop shaft channel is monitored in real time, the environment in the drop shaft channel is monitored in real time by using the infrared distance detector 2, and the unmanned aerial vehicle 1 is prevented from colliding with the inner wall of the drop shaft.
After the unmanned aerial vehicle rises to the ore position of jam, utilize the lantern ring 46 cooperation rope 47 that sets up in fan-shaped cover 41 outside, when needs shrink the fan-shaped cover 41 that will expand, drive rope 47 one end through the output shaft of motor 48, make the rope twine on the output shaft of motor 48, and then make the fan-shaped cover 41 of rope 47 other end pulling slide along semicircle bracing piece 45 and withdraw in one side of mounting panel 3, make load platform 6 expose, control unmanned aerial vehicle again and rise, make magnet board 9 and ore contact.
Then utilize hemisphere cutting ferrule 93 cooperation ball 92 of magnet plate 9 bottom, make magnet plate 9 can the arbitrary angle slope, and then make magnet plate 9 can adsorb with the inclined plane laminating of closed angle department, after magnet plate 9 adsorbs on the ore, begin to control unmanned aerial vehicle 1 and load platform 6 and break away from, there is neodymium iron boron high strength magnet plate 9 in load platform 6 top four corners department that utilizes the bearing explosive package, install movable sleeve 5 and movable sleeve 7 connection structure between through load platform 6 and unmanned aerial vehicle 1, the inside miniature electromagnet 8 disconnection power of control movable sleeve 5 loses magnetism, make sliding connection between movable sleeve 5 and the movable sleeve 7, when unmanned aerial vehicle 1 descends, break away from with load platform 6.
When unmanned aerial vehicle 1 breaks away from load platform 6, gag lever post 10b card on unmanned aerial vehicle 1 top mounting panel 3 is in spacing hole 10a, make support telescopic link 12 can fix after compressing spring 11, when unmanned aerial vehicle 1 and load platform 6 separate, gag lever post 10b breaks away from spacing hole 10a, and then spring 11 elasticity will support telescopic link 12 pops out, and contact with drop shaft passageway inner wall, carry out the secondary to load platform 6 and fix, when preventing magnet board 9 absorption ore is unstable, load platform 6 can't be fixed, unmanned aerial vehicle 1 vertical fall retrieves, the transfer of detonation wave is carried out with millisecond delay detonator to detonating tube that utilizes connecting on the explosive, utilize the detonator to carry out blasting operation outside the safe distance through the detonating cord.
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 (7)
1. The utility model provides a handle drop shaft blocking device, includes unmanned aerial vehicle (1) and infrared ray distance detector (2), unmanned aerial vehicle (1) week side is provided with a plurality of infrared ray distance detector (2), its characterized in that: the unmanned aerial vehicle (1) top is provided with mounting panel (3), infrared ray distance detector (2) is fixed in mounting panel (3) week side, mounting panel (3) top is provided with protection casing (4), protection casing (4) are constituteed by a plurality of fan-shaped cover (41), mounting panel (3) top is provided with movable sleeve (5), mounting panel (3) top is provided with load platform (6), load platform (6) bottom is provided with movable loop bar (7), movable loop bar (7) cup joint with inside movable sleeve (5), movable sleeve (5) inside bottom is provided with miniature electromagnetic chuck (8), load platform (6) top is provided with mounting groove (61), load platform (6) upper surface week side is provided with magnetic chuck (9), limit sleeve (10) are seted up to load platform (6) both sides, limit sleeve (10) inside is provided with spring (11), limit sleeve (10) bottom middle part is provided with spacing hole (10 a), inside support rod (12) are provided with expansion joint spring (11) and one end expansion joint (12) are located inside fixed expansion joint sleeve (11);
The protective cover (4) is provided with a spherical cover body formed by a plurality of fan-shaped covers (41), the fan-shaped covers (41) are of crescent structures, arc-shaped openings (42) are formed in two ends of each fan-shaped cover (41), an arc-shaped supporting rod (43) is arranged on one side of each fan-shaped cover (41), and the fan-shaped covers (41) are made of polyester fabric;
The bottom of the magnet plate (9) is connected with the upper surface of the load platform (6) through a stand column (91), a ball (92) is arranged at the top of the stand column (91), a hemispherical clamping sleeve (93) is arranged at the bottom of the magnet plate (9), and the ball (92) is clamped inside the hemispherical clamping sleeve (93);
The utility model discloses a load platform, including load platform (6), load platform (10), spacing sleeve (10) in stretch in inside load platform (6) side, support telescopic link (12) compression spring (11) in inside spacing sleeve (10), load platform (6) just are to spacing hole (10 a) fixed stop lever (10 b) that are provided with in position spacing sleeve (10), support telescopic link (12) with the one end that spring (11) is connected is provided with chimb (12 a), stop lever (10 b) are located spacing hole (10 a) are inside, and block chimb (12 a) for support telescopic link (12) compression spring (11) time, be in fixed state.
2. A device for handling a drop shaft blockage as claimed in claim 1, wherein: rotor (101) of unmanned aerial vehicle (1) are located the below week side of unmanned aerial vehicle (1), unmanned aerial vehicle (1) below middle part is provided with elastic support frame (102), unmanned aerial vehicle (1) are provided with assorted remote controller (103).
3. A device for handling a drop shaft blockage as claimed in claim 1, wherein: arc bracing piece (43) both ends are provided with arc sleeve (44), established ties semicircle bracing piece (45) in arc sleeve (44), semicircle bracing piece (45) are fixed in mounting panel (3) upper surface.
4. A device for handling a drop shaft blockage as claimed in claim 1, wherein: the fan-shaped cover is characterized in that a lantern ring (46) is arranged at the top end of the middle of the upper surface of the fan-shaped cover (41), a rope (47) is connected in series inside the lantern ring (46), one end of the rope (47) is fixedly connected with one end of the protective cover (4), the other end of the rope (47) penetrates through the mounting plate (3) to be connected with an output shaft of a motor (48), and the motor (48) is fixed on the lower surface of the mounting plate (3).
5. A device for handling a drop shaft blockage as claimed in claim 1, wherein: the miniature electromagnetic chuck is characterized in that the miniature electromagnetic chuck (8) is fixedly arranged at the bottom of the inner cavity of the movable sleeve (5), the chuck end of the miniature electromagnetic chuck (8) faces to the upper side of the movable sleeve (5), and the movable sleeve rod (7) is sleeved with the movable sleeve (5) and is positioned above the miniature electromagnetic chuck (8).
6. A device for handling a drop shaft blockage as claimed in claim 1, wherein: mounting buckles (62) are arranged on two sides inside the mounting groove (61) formed above the load platform (6), so that explosive can be mounted in the mounting groove (61) and can be fixed in a binding mode.
7. A device for treating a drop shaft blockage according to any one of claims 1 to 6, comprising the following method of use, the specific steps of:
s1, fixing a load platform (6) on a mounting plate (3) through matching a movable sleeve (5) and a miniature electromagnetic chuck (8) on the mounting plate (3) by a movable sleeve rod (7) arranged at the bottom of the load platform (6);
S2: then a remote controller (103) on the ground is used for controlling the unmanned aerial vehicle (1) to enter the drop shaft channel, and meanwhile, an infrared distance detector (2) is started to monitor the environment of the unmanned aerial vehicle (1) in the drop shaft channel in real time;
S3: in the rising process of the unmanned aerial vehicle (1), the load platform (6) and the unmanned aerial vehicle (1) are protected by the protective cover (4) above the mounting plate (3), fine broken stones are prevented from falling, and when the unmanned aerial vehicle (1) rises to a blocking position, the protective cover (4) is retracted;
s4: the ore at the blocking position is adsorbed by utilizing the magnet plate (9), the load platform (6) and the explosive are firmly adsorbed at the blocking position, then when the unmanned aerial vehicle (1) falls down, the limiting rod (10 b) is separated from the limiting hole (10 a), the supporting telescopic rod (12) is ejected by the elasticity of the spring (11) and contacts with the inner wall of the drop shaft channel, and the load platform (6) is secondarily fixed;
S5: the unmanned aerial vehicle (1) and the load platform (6) are separated from the movable sleeve (5) and the movable sleeve rod (7), the unmanned aerial vehicle (1) vertically falls down for recycling, detonation waves are transmitted by using a detonating tube and a millisecond delay detonator which are connected with the explosive, and blasting operation is performed outside a safe distance by using an exploder through a detonating cord.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110089735.6A CN112874785B (en) | 2021-01-22 | 2021-01-22 | Device and method for treating drop shaft blockage |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110089735.6A CN112874785B (en) | 2021-01-22 | 2021-01-22 | Device and method for treating drop shaft blockage |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112874785A CN112874785A (en) | 2021-06-01 |
| CN112874785B true CN112874785B (en) | 2024-04-26 |
Family
ID=76050385
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110089735.6A Active CN112874785B (en) | 2021-01-22 | 2021-01-22 | Device and method for treating drop shaft blockage |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112874785B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117408831B (en) * | 2023-12-15 | 2024-03-08 | 甘洛县尔呷地吉铅锌矿业有限公司 | Mining site mining amount metering method and system |
Citations (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102927864A (en) * | 2012-11-08 | 2013-02-13 | 攀钢集团矿业有限公司 | Device and method for performing blasting processing for ore-pass high position blockage by balloon suspended explosive powders |
| CN106767211A (en) * | 2017-01-11 | 2017-05-31 | 中南大学 | A kind of Pass blocks demolition set and method |
| CN109238062A (en) * | 2018-10-19 | 2019-01-18 | 中南大学 | A kind of kinetic energy weapon device and the method using the device dredge blockage drop shaft |
| CN109279041A (en) * | 2018-11-29 | 2019-01-29 | 山东宇航航空科技有限公司 | A kind of multi-functional unmanned plane during flying platform |
| JP2019034713A (en) * | 2017-08-16 | 2019-03-07 | 国立大学法人高知大学 | Unmanned aircraft, method for using the same, system for supporting study lesson review and method for supporting study lesson review |
| CN109484645A (en) * | 2018-11-13 | 2019-03-19 | 易蕾 | A kind of fire fighting equipment has the unmanned plane of fire-extinguishing function concurrently |
| CN110567331A (en) * | 2019-09-19 | 2019-12-13 | 中南大学 | blasting fixing device and orepass dredging and blocking system and method applying same |
| CN111252247A (en) * | 2020-03-20 | 2020-06-09 | 厦门欧势复材科技有限公司 | Carbon fiber unmanned machine shell |
| CN211033030U (en) * | 2019-12-16 | 2020-07-17 | 李�杰 | Forest fire extinguishing bomb gyroplane device |
| CN111535819A (en) * | 2020-04-28 | 2020-08-14 | 雷波明信实业发展有限公司 | High drop shaft and mining method using same |
| CN111561847A (en) * | 2020-05-26 | 2020-08-21 | 广州扬坪机电科技有限公司 | Rock wall drilling unmanned aerial vehicle suitable for small-size blasting scene |
| CN111846258A (en) * | 2020-08-21 | 2020-10-30 | 天津启鹏信息技术有限公司 | A buffer stop for unmanned aerial vehicle |
| CN112096448A (en) * | 2020-09-23 | 2020-12-18 | 沈阳中煤设计研究院有限公司 | Method for realizing ore transportation by open pit mine side adit and shaft truck lifting system |
| CN212332973U (en) * | 2020-05-26 | 2021-01-12 | 中国人民解放军32181部队 | Unmanned aerial vehicle throwing type energy-gathering destroying equipment |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10007272B2 (en) * | 2016-08-04 | 2018-06-26 | Echostar Technologies International Corporation | Midair tethering of an unmanned aerial vehicle with a docking station |
| US11378362B2 (en) * | 2019-05-17 | 2022-07-05 | The United States Of America, As Represented By The Secretary Of The Navy | Counter UAV drone system using electromagnetic pulse |
-
2021
- 2021-01-22 CN CN202110089735.6A patent/CN112874785B/en active Active
Patent Citations (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102927864A (en) * | 2012-11-08 | 2013-02-13 | 攀钢集团矿业有限公司 | Device and method for performing blasting processing for ore-pass high position blockage by balloon suspended explosive powders |
| CN106767211A (en) * | 2017-01-11 | 2017-05-31 | 中南大学 | A kind of Pass blocks demolition set and method |
| JP2019034713A (en) * | 2017-08-16 | 2019-03-07 | 国立大学法人高知大学 | Unmanned aircraft, method for using the same, system for supporting study lesson review and method for supporting study lesson review |
| CN109238062A (en) * | 2018-10-19 | 2019-01-18 | 中南大学 | A kind of kinetic energy weapon device and the method using the device dredge blockage drop shaft |
| CN109484645A (en) * | 2018-11-13 | 2019-03-19 | 易蕾 | A kind of fire fighting equipment has the unmanned plane of fire-extinguishing function concurrently |
| CN109279041A (en) * | 2018-11-29 | 2019-01-29 | 山东宇航航空科技有限公司 | A kind of multi-functional unmanned plane during flying platform |
| CN110567331A (en) * | 2019-09-19 | 2019-12-13 | 中南大学 | blasting fixing device and orepass dredging and blocking system and method applying same |
| CN211033030U (en) * | 2019-12-16 | 2020-07-17 | 李�杰 | Forest fire extinguishing bomb gyroplane device |
| CN111252247A (en) * | 2020-03-20 | 2020-06-09 | 厦门欧势复材科技有限公司 | Carbon fiber unmanned machine shell |
| CN111535819A (en) * | 2020-04-28 | 2020-08-14 | 雷波明信实业发展有限公司 | High drop shaft and mining method using same |
| CN111561847A (en) * | 2020-05-26 | 2020-08-21 | 广州扬坪机电科技有限公司 | Rock wall drilling unmanned aerial vehicle suitable for small-size blasting scene |
| CN212332973U (en) * | 2020-05-26 | 2021-01-12 | 中国人民解放军32181部队 | Unmanned aerial vehicle throwing type energy-gathering destroying equipment |
| CN111846258A (en) * | 2020-08-21 | 2020-10-30 | 天津启鹏信息技术有限公司 | A buffer stop for unmanned aerial vehicle |
| CN112096448A (en) * | 2020-09-23 | 2020-12-18 | 沈阳中煤设计研究院有限公司 | Method for realizing ore transportation by open pit mine side adit and shaft truck lifting system |
Non-Patent Citations (2)
| Title |
|---|
| 矿用火箭弹及其发展与应用;辜大志;王贤来;文有道;;采矿技术(第04期);第58-60页 * |
| 高深溜井井筒堵塞处理技术探索;陈永祺;;酒钢科技(第03期);第7-12页 * |
Also Published As
| Publication number | Publication date |
|---|---|
| CN112874785A (en) | 2021-06-01 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN112874785B (en) | Device and method for treating drop shaft blockage | |
| CN106246210A (en) | A kind of New Coal Mine Anchor Agent erecting device and method | |
| CN103075184B (en) | Mine lift capsule | |
| CN114191905A (en) | Water-blasting dust-reducing method for open-air iron ore | |
| US11788411B2 (en) | Systems and methods of underhand closed bench mining | |
| CN118327584A (en) | Natural caving mining method in combination stage of deep hole pre-fracturing and hydraulic fracturing of steep thin ore body | |
| CN204552814U (en) | Drop shaft system that the upper and lower segmentation of mining tunnel is noiseless | |
| CN113188383A (en) | Multi-row differential blasting construction method | |
| CN110196004A (en) | A kind of hole Blasting In Open-pit Mines safety monitoring device | |
| CN106338225A (en) | Mine draw shaft blockage processing method | |
| CN216159750U (en) | Blasting tube fixing device for engineering blasting | |
| CN208297134U (en) | A kind of shank force test device of simulated explosion impact | |
| CN106969977A (en) | A kind of multi-stage loading experimental rig for simulating different angle rock excavation | |
| CN207881574U (en) | A kind of underground deep hole boulder blast charging device | |
| CN202673355U (en) | Coal mine mining with filling underground feed buffer | |
| CN216815221U (en) | Open-air iron ore water explosion dust-reducing structure | |
| CN221649366U (en) | Explosion protection assembly for mining | |
| CN109406022A (en) | A kind of shank force test device of simulated explosion impact | |
| CN221666771U (en) | Electronic explosion device for blasting differential | |
| CN2670955Y (en) | Effective explosion column for earthquake source with planar waves | |
| CN213932248U (en) | Air spacer device for ore blasting | |
| CN110102364A (en) | A kind of non-coal ore underground drop shaft weight crushing system | |
| CN219417757U (en) | Reverse VSP exploration deep well excitation device | |
| CN218350027U (en) | Standard penetration test device utilizing electromagnetic attraction lock | |
| CN218545476U (en) | Foundation ditch blast hole combination charge structure |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20240326 Address after: 235000 Qianchang iron mine, Huaibei City, Anhui Province Applicant after: Anhui Taiping Mining Co.,Ltd. Country or region after: China Address before: 234000 No.11, Maozhai natural village, Maozhai administrative village, YONGGU Town, Xiao County, Suzhou City, Anhui Province Applicant before: Mao Sishuai Country or region before: China |
|
| GR01 | Patent grant | ||
| GR01 | Patent grant |