CN111780637A - Deepwater blast hole charging device and charging method thereof - Google Patents
Deepwater blast hole charging device and charging method thereof Download PDFInfo
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- CN111780637A CN111780637A CN202010698298.3A CN202010698298A CN111780637A CN 111780637 A CN111780637 A CN 111780637A CN 202010698298 A CN202010698298 A CN 202010698298A CN 111780637 A CN111780637 A CN 111780637A
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- 238000000034 method Methods 0.000 title claims abstract description 31
- 239000002360 explosive Substances 0.000 claims abstract description 97
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 77
- 230000000694 effects Effects 0.000 claims description 6
- 238000009434 installation Methods 0.000 claims description 4
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 238000005422 blasting Methods 0.000 abstract description 26
- 238000011068 loading method Methods 0.000 description 17
- 238000010586 diagram Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 238000009825 accumulation Methods 0.000 description 2
- 239000000839 emulsion Substances 0.000 description 2
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 1
- 235000017491 Bambusa tulda Nutrition 0.000 description 1
- 241001330002 Bambuseae Species 0.000 description 1
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 1
- 239000011425 bamboo Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F42—AMMUNITION; BLASTING
- F42D—BLASTING
- F42D1/00—Blasting methods or apparatus, e.g. loading or tamping
- F42D1/08—Tamping methods; Methods for loading boreholes with explosives; Apparatus therefor
- F42D1/14—Hand-operated tamping or loading
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F42—AMMUNITION; BLASTING
- F42D—BLASTING
- F42D1/00—Blasting methods or apparatus, e.g. loading or tamping
- F42D1/08—Tamping methods; Methods for loading boreholes with explosives; Apparatus therefor
- F42D1/22—Methods for holding or positioning for blasting cartridges or tamping cartridges
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F42—AMMUNITION; BLASTING
- F42D—BLASTING
- F42D3/00—Particular applications of blasting techniques
- F42D3/04—Particular applications of blasting techniques for rock blasting
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- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
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Abstract
The invention provides a deepwater blast hole charging device applied to the technical field of mine blasting, and also relates to a deepwater blast hole charging method, wherein one end of a telescopic connecting rod (2) of the deepwater blast hole charging device is sleeved at one end of an outer rod (1), a fixing screw (3) is screwed on the outer rod (1), the other end of the outer rod (1) is provided with a counterweight head rubber (4), a counterweight head (5) is arranged in the counterweight head rubber (4), the other end of the telescopic connecting rod (2) is provided with a buoyancy tail rubber (6), a pulley base (7) is arranged on the outer rod (1) close to the counterweight head rubber (4), a pulley (8) capable of freely rotating is arranged on the pulley base (7), a traction rope (9) bypasses the pulley (8), and an explosive binding part is arranged on the traction rope (9), the explosive charging efficiency is high, the labor intensity of constructors is obviously degraded, and the later blasting is accurate.
Description
Technical Field
The invention belongs to the technical field of mine blasting, and particularly relates to a deepwater blast hole charging device and a deepwater blast hole charging method.
Background
At present, in surface mining operation, due to environmental climate or geological conditions and other reasons, the condition that water accumulation is serious and the like often exists in blast holes after a drilling machine drills holes. The rock emulsion explosive cannot sink to the bottom of a hole or a specific position of technical requirements due to the buoyancy of water in the hole, subsequent explosive loading, explosive loading length and explosive filling length are influenced, and finally the blasting effect is influenced or blasting accidents are caused. In the prior art, a method of pressing the emulsion explosive into the bottom of a hole in sections or multiple sections by using a bamboo pole or a wooden stick and then quickly filling the hole is usually adopted for a mine; or firstly pumping water one by one in the hole by a water pump, then charging and filling and the like. Although the method can solve the problem of water accumulation in the hole to a certain degree, the labor amount is large, the charging efficiency is low, and the safety risk exists.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: aiming at the defects of the prior art, the deep-water blast hole charging device is simple in structure, can safely and reliably realize the charging of the explosive in the blast hole with accumulated water, enables the explosive to effectively overcome the buoyancy of the water and reach the set charging position, solves the problems that the blast hole with accumulated water is difficult to charge, the explosive is not in place and the like in the prior art, finally achieves high charging efficiency, obviously reduces the labor intensity of constructors, and realizes accurate later-period blasting.
To solve the technical problems, the invention adopts the technical scheme that:
the invention relates to a deepwater blast hole charging device which comprises a hollow outer rod and a telescopic connecting rod, wherein one end of the telescopic connecting rod is movably sleeved at one end of the outer rod, a fixing screw is screwed in a threaded hole in the outer rod, the other end of the outer rod is provided with counterweight head rubber, a counterweight head is arranged in the counterweight head rubber, the other end of the telescopic connecting rod is provided with buoyancy tail rubber, a pulley base is arranged on the outer rod close to the counterweight head rubber, a pulley capable of freely rotating is arranged on the pulley base, a traction rope bypasses the pulley, and an explosive binding part is arranged on the traction rope.
The telescopic connecting rod is arranged to be a structure capable of stretching relative to the outer rod, and the fixing screw is arranged to penetrate through the structure of the contact between the outer rod and the telescopic connecting rod.
A plurality of convex counterweight head rubber tentacles are arranged on the outer side of the counterweight head rubber; the outer side of the buoyancy tail rubber is provided with a plurality of protruding tail rubber tentacles.
When deep water big gun hole charging means place the installation explosive in the big gun hole, haulage rope both ends end sets up to the structure that can extend to the outside position in big gun hole.
And the traction rope is provided with scale marks.
When the deepwater blast hole charging device is placed in a blast hole and explosive is installed in the blast hole, and the ends of the two ends of the traction rope are simultaneously lifted upwards, the counterweight head rubber of the deepwater blast hole charging device is of a structure capable of being clamped on the inner wall of one side of the blast hole, and the buoyancy tail rubber of the deepwater blast hole charging device is of a structure capable of being clamped on the inner wall of the other side of the blast hole.
The length size between the outer side part of the counterweight head rubber of the deepwater blast hole charging device and the outer side part of the buoyancy tail rubber is set to be a structure larger than the diameter size of a blast hole.
When the counterweight head rubber and the buoyancy tail rubber of the deepwater blast hole charging device are clamped on the inner wall of the blast hole, the outer rod and the telescopic connecting rod of the deepwater blast hole charging device are both arranged to be in an inclined state.
The invention also relates to a method for loading explosive into deep-water blast holes, which has simple steps, can safely and reliably realize the loading of the explosive in the blast holes with accumulated water, ensures that the explosive effectively overcomes the buoyancy of the water and reaches a set loading position, solves the problems of difficult loading, insufficient loading and the like of the blast holes with accumulated water in the prior art, has high loading efficiency and obviously degraded labor intensity of constructors, and can accurately load the deep-water blast holes in later blasting, and the loading method comprises the following steps:
1) loosening the fixing screw, adjusting the position of the telescopic connecting rod relative to the outer rod according to the diameter size of the blast hole, enabling the length size from the outer side part of the counterweight head rubber of the deep water blast hole charging device to the outer side part of the buoyancy tail rubber to be larger than the diameter size of the blast hole, screwing the fixing screw after the length is determined, and enabling the traction rope to bypass the pulley;
2) an operator holds the two end heads of the traction rope by hands, puts the deepwater blast hole charging device into the blast hole, and does not pull the two end heads of the traction rope when the deepwater blast hole charging device does not reach a specified position;
3) after the deepwater blast hole charging device reaches a designated position, the two end heads of the traction rope are lifted upwards and simultaneously, and the traction rope is lifted slowly and forcefully until the counterweight head rubber of the deepwater blast hole charging device is clamped on the inner wall of one side of the blast hole, the buoyancy tail rubber is clamped on the inner wall of the other side of the blast hole, and the deepwater blast hole charging device and the blast hole are positioned;
4) and (3) binding the explosive at one end of the traction rope provided with an explosive binding part, slowly pulling the other end of the traction rope upwards after binding, and moving the explosive downwards in the blast hole along with the movement of the traction rope until the explosive reaches a specified position, thereby completing the loading of the deep water blast hole.
And after the explosive moves downwards in the blast hole until the explosive reaches a designated position, fixing the ends at the two ends of the traction rope outside the blast hole to realize explosive positioning.
By adopting the technical scheme of the invention, the following beneficial effects can be obtained:
the invention provides a novel technical scheme for a deepwater blast hole charging device and a charging method, aiming at the situation that a buoyancy force is generated due to the existence of accumulated water in a blast hole in the prior art. Utilize the haulage rope of deep water big gun hole charging means, the cooperation of pulley for the location of the bottom that deep water big gun hole charging means can conveniently reliably put into the big gun hole on the one hand or the position of setting for realizes with the big gun hole, to forming a fulcrum that can satisfy the haulage rope and reciprocate in the big gun hole, on the other hand, through the removal of haulage rope for the pulley, can tie up the explosive on the haulage rope, thereby drive the explosive and move down in the big gun hole, until moving the explosive to the settlement position. And in the explosive moving process, the traction rope reliably applies force, and effectively overcomes buoyancy, so that the explosive can be conveniently, quickly and accurately moved in place, the explosive charging difficulty is reduced, and the later-stage blasting accuracy is guaranteed. During charging, the fixing screws are unscrewed, the position of the telescopic connecting rod relative to the outer rod is adjusted according to the diameter size of the blast hole, so that the length from the outer side part of the counterweight head rubber of the deep water blast hole charging device to the outer side part of the buoyancy tail rubber is greater than the diameter size of the blast hole, the fixing screws are screwed after the length is determined, and the traction rope bypasses the pulley; an operator holds the two end heads of the traction rope by hands, puts the deepwater blast hole charging device into the blast hole, and does not pull the two end heads of the traction rope when the deepwater blast hole charging device does not reach a specified position; in the putting-in process, the hauling cable is in eccentric connection, and the weight of the centering head is larger than that of the buoyancy tail rubber, so that the deepwater blast hole charging device is always in an inclined state in the descending process. After the deepwater blast hole charging device reaches a designated position, the two end heads of the traction rope are simultaneously lifted upwards, and the traction rope is lifted slowly and forcefully, because the deepwater blast hole charging device is always in an inclined state, and the length size of the deepwater blast hole charging device is larger than the diameter size of a blast hole, the deepwater blast hole charging device can abut against the inner wall of the blast hole after the deepwater blast hole charging device exerts upward pulling force, so that the counterweight head rubber of the deepwater blast hole charging device can be conveniently clamped on the inner wall of one side of the blast hole, and the buoyancy tail rubber is clamped on the inner wall of the other side of the blast hole, so that the deepwater blast hole charging device and the blast hole are positioned; and one end of the traction rope, which is provided with an explosive binding part, binds the explosive, after the binding is finished, the other end of the traction rope is slowly pulled upwards, and at the moment, the explosive moves downwards in the blast hole along with the movement of the traction rope until the explosive reaches the designated position, so that the deep water blast hole charging is completed. The device and the method can be widely applied to deep-hole blast holes of surface mines or underwater blasting charging, can be reliably used under the condition of more accumulated water in vertical blast holes and inclined blast holes, can easily and accurately load explosives into the blast holes with accumulated water by adopting the technology of the invention, and avoid the conditions that the explosives cannot be loaded to a designed position due to the buoyancy of water or the interval between the explosives is too large, so that the blasting effect is not influenced, and even the phenomena of blind blasting or residual blasting are not caused. The deepwater blast hole charging device and the charging method have the advantages that the structure is simple, the steps are simple, the charging of explosives of blast holes with accumulated water can be safely and reliably realized, the explosives can effectively overcome the buoyancy of water and reach the set charging position, the problems that the blast holes with accumulated water are difficult to charge, the explosive is not in place and the like in the prior art are solved, the charging efficiency is high, the labor intensity of constructors is obviously reduced, and the later-period blasting is accurate.
Drawings
The contents of the description and the references in the drawings are briefly described as follows:
fig. 1 is a schematic overall structure diagram of a deepwater blast hole charging device according to the invention;
FIG. 2 is a schematic cross-sectional structure diagram of a deepwater blast hole charging device in the invention;
FIG. 3 is a schematic structural diagram of the connection between an outer rod and a telescopic connecting rod of the deep water blast hole charging device;
FIG. 4 is a schematic diagram of the structure of a deep water borehole charging apparatus according to the present invention in use;
in the drawings, the reference numbers are respectively: 1. an outer rod; 2. a telescopic connecting rod; 3. fixing screws; 4. counterweight head rubber; 5. a counterweight head; 6. a buoyancy tail rubber; 7. a pulley base; 8. a pulley; 9. a hauling rope; 10. a counterweight head rubber tentacle; 11. a tail rubber tentacle; 12. blast holes; 13. an explosive.
Detailed Description
The following detailed description of the embodiments of the present invention, such as the shapes and structures of the components, the mutual positions and connection relations among the components, the functions and operation principles of the components, will be made by referring to the accompanying drawings and the description of the embodiments:
the invention discloses a deepwater blast hole charging device as shown in attached figures 1-4, which comprises a hollow outer rod 1 and a telescopic connecting rod 2, wherein one end of the telescopic connecting rod 2 is movably sleeved at one end of the outer rod 1, a fixing screw 3 is screwed in a threaded hole in the outer rod 1, the other end of the outer rod 1 is provided with a counterweight head rubber 4, a counterweight head 5 is arranged in the counterweight head rubber 4, the other end of the telescopic connecting rod 2 is provided with a buoyancy tail rubber 6, a pulley base 7 is arranged on the outer rod 1 close to the counterweight head rubber 4, a pulley 8 capable of freely rotating is arranged on the pulley base 7, a traction rope 9 passes around the pulley 8, and an explosive binding part is arranged on the traction rope 9. Aiming at the condition that the buoyancy is generated due to the accumulated water in the blast hole 12 in the prior art, a brand new technical scheme is provided. Utilize deep water big gun hole charging means's haulage rope, the cooperation of pulley for deep water big gun hole charging means can conveniently reliably put into the bottom of big gun hole 12 or the position of setting for on the one hand realize with the location of big gun hole 12, to forming a fulcrum that can satisfy the haulage rope and reciprocate in big gun hole 12, on the other hand, through the removal of haulage rope for the pulley, can tie up the explosive on the haulage rope, thereby drive the explosive and move down in big gun hole 12, until moving the explosive to the setting position. And in the explosive moving process, the traction rope reliably applies force, and effectively overcomes buoyancy, so that the explosive can be conveniently, quickly and accurately moved in place, the explosive charging difficulty is reduced, and the later-stage blasting accuracy is guaranteed. During charging, the fixing screw 3 is unscrewed, the position of the telescopic connecting rod 2 relative to the outer rod 1 is adjusted according to the diameter size of the blast hole 12, so that the length size from the outer side part of the counterweight head rubber 4 to the outer side part of the buoyancy tail rubber 6 of the deep water blast hole charging device is larger than the diameter size of the blast hole 12, the fixing screw 3 is screwed after the length is determined, and the traction rope 9 bypasses the pulley 8; an operator holds the two end heads of the traction rope 9 by hand, puts the deepwater blast hole charging device into the blast hole 12, and does not pull the two end heads of the traction rope 9 when the deepwater blast hole charging device does not reach a specified position; in the putting-in process, the hauling cable is in eccentric connection, and the weight of the centering head is larger than that of the buoyancy tail rubber 6, so that the deepwater blast hole charging device is always in an inclined state in the descending process. After the deepwater blast hole charging device reaches a designated position, the two end heads of the traction rope 9 are lifted upwards and simultaneously, and the deep water blast hole charging device is lifted slowly and forcefully, because the deepwater blast hole charging device is always in an inclined state, and the length size of the deepwater blast hole charging device is larger than the diameter size of a blast hole, the deepwater blast hole charging device can abut against the inner wall of the blast hole after the upward pulling force is exerted, so that the counterweight head rubber 4 of the deepwater blast hole charging device can be conveniently clamped on the inner wall of one side of the blast hole 12, and the buoyancy tail rubber 6 is clamped on the inner wall of the other side of the blast hole 12, so that the deepwater blast hole charging device and the blast hole 12 are; and one end of the traction rope 9 provided with an explosive binding part binds the explosive, after the binding is finished, the other end of the traction rope 9 is slowly pulled upwards, and at the moment, the explosive moves downwards in the blast hole 12 along with the movement of the traction rope 9 until the explosive reaches a specified position, so that the deep water blast hole charging is finished. The device and the method can be widely applied to deep-hole blast holes of surface mines or underwater blasting charging, can be reliably used under the condition of more accumulated water in vertical blast holes and inclined blast holes, can easily and accurately load explosives into the blast holes with accumulated water by adopting the technology of the invention, and avoid the conditions that the explosives cannot be loaded to a designed position due to the buoyancy of water or the interval between the explosives is too large, so that the blasting effect is not influenced, and even the phenomena of blind blasting or residual blasting are not caused. The deepwater blast hole charging device and the charging method have the advantages that the structure is simple, the steps of the method are simple, the charging of explosives of blast holes with accumulated water can be safely and reliably realized by aiming at specific problems, the explosives can effectively overcome the buoyancy of water and reach a set charging position, the problems that the blast holes with accumulated water are difficult to charge, the explosive is not in place and the like in the prior art are solved, the charging efficiency is high, the labor intensity of constructors is obviously reduced, the later-stage blasting is accurate, and the requirements are met.
The telescopic connecting rod 2 is arranged to be a structure capable of stretching relative to the outer rod 1, and the fixing screw 3 is arranged to be a structure capable of penetrating through the outer rod 1 and contacting with the telescopic connecting rod 2. By means of the structure, the whole length of the deepwater blast hole charging device can be changed by adjusting the relative positions of the telescopic connecting rod and the outer rod, so that the deepwater blast hole charging device is suitable for blast holes with different diameters, and the universality of the device is improved.
A plurality of convex counterweight head rubber tentacles 10 are arranged on the outer side of the counterweight head rubber 4; and a plurality of protruding tail rubber tentacles 11 are arranged on the outer side of the buoyancy tail rubber 6. Above-mentioned structure, the rubber tentacle can be in the pore wall of multiple different grade type and water environment, when can guaranteeing that the device reliably reachs the assigned position, and firm atress ensures that the device can normally exert its effect.
When deep water big gun hole charging means place the installation explosive in the big gun hole 12, the end of haulage rope 9 both ends all sets up to the structure that can extend to the outside position in big gun hole 12.
And the traction rope 9 is provided with scale marks. By means of the structure, the distance can be conveniently and reliably mastered when the traction rope moves up and down through the arrangement of the scale marks, and the explosive can accurately move in place.
When the deepwater blast hole charging device is placed in a blast hole 12 and explosive is installed, and the ends of the two ends of the traction rope 9 are simultaneously lifted upwards, the counterweight head rubber 4 of the deepwater blast hole charging device is set to be of a structure capable of being clamped on the inner wall of one side of the blast hole 12, and the buoyancy tail rubber 6 is set to be of a structure capable of being clamped on the inner wall of the other side of the blast hole 12. The length size between the outer side part of the counterweight head rubber 4 of the deepwater blast hole charging device and the outer side part of the buoyancy tail rubber 6 is set to be a structure larger than the diameter size of a blast hole 12. When the counterweight head rubber 4 and the buoyancy tail rubber 6 of the deepwater blast hole charging device are clamped on the inner wall of the blast hole 12, the outer rod 1 and the telescopic connecting rod 2 of the deepwater blast hole charging device are both arranged to be in an inclined state. By adopting the structure, in the process of putting the deepwater blast hole charging device in, the hauling cable is in eccentric connection, and the weight of the centering head is greater than that of the buoyancy tail rubber 6, so that the deepwater blast hole charging device is always in an inclined state in the descending process. After the deepwater blast hole charging device reaches the designated position, the two end heads of the traction rope 9 are lifted upwards and simultaneously, and the deep water blast hole charging device is lifted slowly and forcefully, because the deepwater blast hole charging device is always in an inclined state, and the length size of the deepwater blast hole charging device is larger than the diameter size of a blast hole, the deepwater blast hole charging device can abut against the inner wall of the blast hole after the deepwater blast hole charging device exerts upward pulling force, so that the counterweight head rubber 4 of the deepwater blast hole charging device can be conveniently clamped on the inner wall of one side of the blast hole 12, and the buoyancy tail rubber 6 is clamped on the inner wall of the other side of the blast hole 12, therefore, the deepwater blast hole charging device and the blast hole 12 are. According to the structure, after the explosive is loaded in place, the deep water blast hole charging device is placed without recovering the device. Thus, in use, each deep water hole charge placement is disposable. Most devices are made of degradable materials. Thus, the operation is not affected and the degradation is easy.
The invention also relates to a method for loading explosive into deep-water blast holes, which has simple steps, can safely and reliably realize the loading of the explosive in the blast holes with accumulated water, ensures that the explosive effectively overcomes the buoyancy of the water and reaches a set loading position, solves the problems of difficult loading, insufficient loading and the like of the blast holes with accumulated water in the prior art, has high loading efficiency and obviously degraded labor intensity of constructors, and can accurately load the deep-water blast holes in later blasting, and the loading method comprises the following steps:
1) loosening the fixing screw 3, adjusting the position of the telescopic connecting rod 2 relative to the outer rod 1 according to the diameter size of the blast hole 12, enabling the length size from the outer side part of the counterweight head rubber 4 to the outer side part of the buoyancy tail rubber 6 of the deep water blast hole charging device to be larger than the diameter size of the blast hole 12, screwing the fixing screw 3 after the length is determined, and enabling the traction rope 9 to bypass the pulley 8;
2) an operator holds the two end heads of the traction rope 9 by hand, puts the deepwater blast hole charging device into the blast hole 12, and does not pull the two end heads of the traction rope 9 when the deepwater blast hole charging device does not reach a specified position;
3) after the deepwater blast hole charging device reaches a designated position, the two end heads of the traction rope 9 are lifted upwards and simultaneously, and the deepwater blast hole charging device is slowly and forcefully lifted until the counterweight head rubber 4 of the deepwater blast hole charging device is clamped on the inner wall of one side of a blast hole 12, the buoyancy tail rubber 6 is clamped on the inner wall of the other side of the blast hole 12, and the deepwater blast hole charging device and the blast hole 12 are positioned;
4) the explosive is bound at one end of the traction rope 9, which is provided with an explosive binding part, after the binding is finished, the other end of the traction rope 9 is slowly pulled upwards, at the moment, the explosive moves downwards in the blast hole 12 along with the movement of the traction rope 9 until the explosive reaches the designated position, and the deep water blast hole charging is finished.
And after the explosive moves downwards in the blast hole 12 until the explosive reaches a designated position, fixing the end heads at two ends of the traction rope 9 outside the blast hole 12 to realize explosive positioning.
The invention provides a novel technical scheme for a deepwater blast hole charging device and a charging method, aiming at the situation that a buoyancy force is generated due to the existence of accumulated water in a blast hole in the prior art. Utilize the haulage rope of deep water big gun hole charging means, the cooperation of pulley for the location of the bottom that deep water big gun hole charging means can conveniently reliably put into the big gun hole on the one hand or the position of setting for realizes with the big gun hole, to forming a fulcrum that can satisfy the haulage rope and reciprocate in the big gun hole, on the other hand, through the removal of haulage rope for the pulley, can tie up the explosive on the haulage rope, thereby drive the explosive and move down in the big gun hole, until moving the explosive to the settlement position. And in the explosive moving process, the traction rope reliably applies force, and effectively overcomes buoyancy, so that the explosive can be conveniently, quickly and accurately moved in place, the explosive charging difficulty is reduced, and the later-stage blasting accuracy is guaranteed. During charging, the fixing screws are unscrewed, the position of the telescopic connecting rod relative to the outer rod is adjusted according to the diameter size of the blast hole, so that the length from the outer side part of the counterweight head rubber of the deep water blast hole charging device to the outer side part of the buoyancy tail rubber is greater than the diameter size of the blast hole, the fixing screws are screwed after the length is determined, and the traction rope bypasses the pulley; an operator holds the two end heads of the traction rope by hands, puts the deepwater blast hole charging device into the blast hole, and does not pull the two end heads of the traction rope when the deepwater blast hole charging device does not reach a specified position; in the putting-in process, the hauling cable is in eccentric connection, and the weight of the centering head is larger than that of the buoyancy tail rubber, so that the deepwater blast hole charging device is always in an inclined state in the descending process. After the deepwater blast hole charging device reaches a designated position, the two end heads of the traction rope are simultaneously lifted upwards, and the traction rope is lifted slowly and forcefully, because the deepwater blast hole charging device is always in an inclined state, and the length size of the deepwater blast hole charging device is larger than the diameter size of a blast hole, the deepwater blast hole charging device can abut against the inner wall of the blast hole after the deepwater blast hole charging device exerts upward pulling force, so that the counterweight head rubber of the deepwater blast hole charging device can be conveniently clamped on the inner wall of one side of the blast hole, and the buoyancy tail rubber is clamped on the inner wall of the other side of the blast hole, so that the deepwater blast hole charging device and the blast hole are positioned; and one end of the traction rope, which is provided with an explosive binding part, binds the explosive, after the binding is finished, the other end of the traction rope is slowly pulled upwards, and at the moment, the explosive moves downwards in the blast hole along with the movement of the traction rope until the explosive reaches the designated position, so that the deep water blast hole charging is completed. The device and the method can be widely applied to deep-hole blast holes of surface mines or underwater blasting charging, can be reliably used under the condition of more accumulated water in vertical blast holes and inclined blast holes, can easily and accurately load explosives into the blast holes with accumulated water by adopting the technology of the invention, and avoid the conditions that the explosives cannot be loaded to a designed position due to the buoyancy of water or the interval between the explosives is too large, so that the blasting effect is not influenced, and even the phenomena of blind blasting or residual blasting are not caused. The deepwater blast hole charging device and the charging method have the advantages that the structure is simple, the steps are simple, the charging of explosives of blast holes with accumulated water can be safely and reliably realized, the explosives can effectively overcome the buoyancy of water and reach the set charging position, the problems that the blast holes with accumulated water are difficult to charge, the explosive is not in place and the like in the prior art are solved, the charging efficiency is high, the labor intensity of constructors is obviously reduced, and the later-period blasting is accurate.
The present invention has been described in connection with the accompanying drawings, and it is to be understood that the invention is not limited to the specific embodiments disclosed, but is intended to cover various modifications, changes and equivalents of the embodiments of the invention, and its application to other applications without departing from the spirit and scope of the invention.
Claims (10)
1. The utility model provides a deep water big gun hole charging means which characterized in that: including hollow outer pole (1), telescopic connecting rod (2) one end activity suit is in outer pole (1) one end, and threaded hole on outer pole (1) is interior to twist and is adorned fixed screw (3), and outer pole (1) other end sets up counter weight head rubber (4), sets up counter weight head (5) in counter weight head rubber (4), and telescopic connecting rod (2) other end sets up buoyancy afterbody rubber (6), outer pole (1) on be close to counter weight head rubber (4) position and set up pulley base (7), pulley base (7) are gone up the installation and can free rotation's pulley (8), and pulley (8) are walked around in haulage rope (9), set up the explosive on haulage rope (9) and bind the portion.
2. A deep water blasthole charging means according to claim 1 further comprising: the telescopic connecting rod (2) is arranged to be a structure capable of stretching relative to the outer rod (1), and the fixing screw (3) is arranged to be a structure capable of penetrating through the outer rod (1) and contacting with the telescopic connecting rod (2).
3. A deep water borehole charging according to claim 1 or 2, characterized in that: a plurality of protruding counterweight head rubber tentacles (10) are arranged on the outer side of the counterweight head rubber (4); the outer side of the buoyancy tail rubber (6) is provided with a plurality of protruding tail rubber tentacles (11).
4. A deep water borehole charging according to claim 1 or 2, characterized in that: when deep water big gun hole charging means place the installation explosive in big gun hole (12), haulage rope (9) both ends end sets up to the structure that can extend to big gun hole (12) outside position.
5. A deep water borehole charging according to claim 1 or 2, characterized in that: and scale marks are arranged on the traction rope (9).
6. A deep water blasthole charging means according to claim 4 further characterized in that: when the deepwater blast hole charging device is placed in a blast hole (12) and explosive is installed, and the ends at the two ends of the traction rope (9) are simultaneously pulled upwards, the counterweight head rubber (4) of the deepwater blast hole charging device is of a structure capable of being clamped on the inner wall of one side of the blast hole (12), and the buoyancy tail rubber (6) is of a structure capable of being clamped on the inner wall of the other side of the blast hole (12).
7. A deep water blasthole charging means according to claim 4 further characterized in that: the length size between the outer side part of the counterweight head rubber (4) of the deepwater blast hole charging device and the outer side part of the buoyancy tail rubber (6) is set to be a structure larger than the diameter size of a blast hole (12).
8. A deep water blasthole charging means according to claim 6 further comprising: when the counterweight head rubber (4) and the buoyancy tail rubber (6) of the deepwater blast hole charging device are clamped on the inner wall of a blast hole (12), the outer rod (1) and the telescopic connecting rod (2) of the deepwater blast hole charging device are both arranged to be in an inclined state.
9. A deepwater blast hole charging method is characterized by comprising the following steps: the charging method comprises the following steps:
1) the fixing screw (3) is unscrewed, the position of the telescopic connecting rod (2) relative to the outer rod (1) is adjusted according to the diameter size of the blast hole (12), the length size from the outer side part of the counterweight head rubber (4) to the outer side part of the buoyancy tail rubber (6) of the deep water blast hole charging device is larger than the diameter size of the blast hole (12), the fixing screw (3) is screwed after the length is determined, and the traction rope (9) bypasses the pulley (8);
2) an operator holds the two end heads of the traction rope (9), puts the deepwater blast hole charging device into the blast hole (12), and does not pull the two end heads of the traction rope (9) when the deepwater blast hole charging device is not at the specified position;
3) after the deepwater blast hole charging device reaches a designated position, the two end heads of the traction rope (9) are lifted upwards and simultaneously, and the two end heads are lifted slowly and forcefully until the counterweight head rubber (4) of the deepwater blast hole charging device is clamped on the inner wall of one side of a blast hole (12), the buoyancy tail rubber (6) is clamped on the inner wall of the other side of the blast hole (12), and the deepwater blast hole charging device and the blast hole (12) are positioned;
4) the explosive is bound at one end of the traction rope (9) provided with an explosive binding part, after the binding is finished, the other end of the traction rope (9) is slowly pulled upwards, and at the moment, the explosive moves downwards in the blast hole (12) along with the movement of the traction rope (9) until the explosive reaches a designated position, so that the deep water blast hole charging is finished.
10. The deep water borehole charging method according to claim 9, characterized by: and after the explosive moves downwards in the blast hole (12) until the explosive reaches a designated position, fixing the ends at the two ends of the traction rope (9) outside the blast hole (12) to realize explosive positioning.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010698298.3A CN111780637A (en) | 2020-07-20 | 2020-07-20 | Deepwater blast hole charging device and charging method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010698298.3A CN111780637A (en) | 2020-07-20 | 2020-07-20 | Deepwater blast hole charging device and charging method thereof |
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