CN116105562A - Charging means for mine blasting - Google Patents
Charging means for mine blasting Download PDFInfo
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- CN116105562A CN116105562A CN202310245209.3A CN202310245209A CN116105562A CN 116105562 A CN116105562 A CN 116105562A CN 202310245209 A CN202310245209 A CN 202310245209A CN 116105562 A CN116105562 A CN 116105562A
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- 238000005422 blasting Methods 0.000 title claims abstract description 49
- 238000010276 construction Methods 0.000 abstract description 11
- 238000000034 method Methods 0.000 abstract description 7
- 230000008569 process Effects 0.000 abstract description 7
- 239000002360 explosive Substances 0.000 description 50
- 230000008901 benefit Effects 0.000 description 4
- 238000004880 explosion Methods 0.000 description 4
- 238000009434 installation Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000007689 inspection Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 239000004575 stone Substances 0.000 description 2
- 244000025254 Cannabis sativa Species 0.000 description 1
- 235000012766 Cannabis sativa ssp. sativa var. sativa Nutrition 0.000 description 1
- 235000012765 Cannabis sativa ssp. sativa var. spontanea Nutrition 0.000 description 1
- 229920000742 Cotton Polymers 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 235000009120 camo Nutrition 0.000 description 1
- 235000005607 chanvre indien Nutrition 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 239000011487 hemp Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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Classifications
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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
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- 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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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
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Abstract
The invention provides a charging device for mine blasting, and relates to the field of blasting equipment. The utility model provides a mine is charging means for blasting includes a plurality of connecting links that can dismantle the connection, and the connecting link is provided with the dress cartridge case, and the dress cartridge case includes upper cover, stack shell and lower cover, and upper cover and lower cover respectively in the upper and lower both ends of stack shell, and stack shell and connecting link pass through the connecting rod and are connected, and upper cover and lower cover all are provided with the perforation, and the connecting link wears to locate the perforation, and the connecting link still is provided with the guiding hole that is used for the detonating cord to pass through; the invention adopts the structure of the connecting joint and the loading tube, can accurately determine the loading position and the interval distance of the spaced loading, can transport in a batch and sectional mode, can meet the transport requirements of blasting devices with different loading amounts, ensures that the loading devices are more stable and safer in the transport process, can realize intermittent, continuous and semi-continuous operation, can be suitable for large-scale mechanical construction, can also use manual construction, and has high flexibility and low use cost.
Description
Technical Field
The invention relates to the technical field of blasting equipment, in particular to a charging device for mine blasting.
Background
Blasting is an engineering for breaking up earth and stones or objects by using huge pressure generated by explosion of explosives in the earth and stone media or objects. In order to achieve a good blasting effect, the mass of the explosive required in the blasting process is generally calculated according to the soil property and the blasting area, then a plurality of blastholes for placing the explosive are formed in the ground according to the calculated explosive consumption, and the explosive is installed in the blastholes.
In the prior art, when a blasting worker installs explosive into a blast hole, the explosive is sequentially conveyed into the blast hole by using a safety rope, a pulling rope and the like, but the safety rope is positioned at the outer side of the pipe body, so that the actual outer diameter of the pipe body is increased, the friction resistance between the pipe body and the wall of the blast hole during pushing or withdrawing is increased, the pipe body is eccentrically stressed during stretching of the safety rope, the phenomenon of blocking easily occurs, the explosive is conveyed into the blast hole through a plurality of charging units, and charging is carried out again after the breaking, so that discontinuous charging and explosion transfer are easily caused; the space charging is inconvenient, and the charging position and the spacing distance of the space charging are inaccurate.
For this purpose we propose a charge for mine blasting.
Disclosure of Invention
The invention aims to provide a charging device for mine blasting, which can accurately determine charging positions and interval distances of spaced charging, can be transported in a batch and sectional mode, can meet the transportation requirements of blasting devices with different charging amounts, can realize intermittent, continuous and semi-continuous operation in the transportation process, can be suitable for large-scale mechanical construction, can also use manual construction, and has high flexibility and low use cost.
Embodiments of the present invention are implemented as follows:
the embodiment of the application provides a charging means for mine blasting, it includes a plurality of connecting links that can dismantle the connection, the connecting links are provided with the dress cartridge case, the dress cartridge case includes upper cover, stack shell and lower cover, the upper cover with the lower cover respectively cover in the upper and lower both ends of stack shell, the stack shell with the connecting link passes through the connecting rod and connects, the upper cover with the lower cover all is provided with the perforation, the connecting link wears to locate the perforation, the connecting link still is provided with the pilot hole that is used for detonating cord to pass through.
In some embodiments of the invention, the upper cover and the lower cover are both detachably connected to the barrel.
In some embodiments of the present invention, the barrel includes two half-barrels, and the two half-barrels are engaged.
In some embodiments of the present invention, a first fixing groove is formed in an inner wall of the half cylinder, a second fixing groove is formed in an outer wall of the connecting joint, and two ends of the connecting rod are respectively clamped in the first fixing groove and the second fixing groove.
In some embodiments of the present invention, the first fixing groove and the second fixing groove are provided in plurality.
In some embodiments of the invention, the half-cartridges are further provided with blastholes.
In some embodiments of the invention, the connecting joint at the top end of the mine blasting charging device is provided with a blast hole plug, the blast hole plug comprises a plug disc and a plug body, the plug body is fixedly connected with the connecting joint, and the plug disc is detachably connected with the plug body.
In some embodiments of the invention, the plug tray is provided with a handle.
In some embodiments of the invention, a plurality of said connection nodes are also connected in series by a fixed rope.
Compared with the prior art, the embodiment of the invention has at least the following advantages or beneficial effects:
the explosive loading device comprises a plurality of connecting joints which are detachably connected, the mounting of a blasting worker and the sequential conveying of explosives into blast holes can be facilitated, the connecting joints are provided with explosive loading boxes, the explosive loading boxes are used for placing the explosives, the explosive loading boxes comprise an upper cover, a barrel body and a lower cover, the upper cover and the lower cover are respectively covered at the upper end and the lower end of the barrel body, the barrel body is connected with the connecting joints through connecting rods, the connecting rods are used for fixing the explosive loading boxes on the connecting joints, the explosive loading boxes are prevented from moving along the connecting joints, so that separated explosive loading cannot be realized, the upper cover and the lower cover are provided with perforations, the explosive loading boxes can move and rotate relative to the connecting joints, the upper cover, the lower cover and the barrel body are convenient to mount and detach, the explosive loading workers can be convenient to mount the explosives into the barrel body, and the connecting joints are also provided with guide holes for the detonating cord to pass through, and the detonating cord is convenient to connect with the explosives. When blasting is carried out, the depth of a blast hole and the length of a charging device are determined firstly, then the charging position and the interval distance are determined, so that the charging quantity and the charging quality required by each connecting joint are determined, the charging device is not required to be installed as a complete charging device after the charging is determined, the charging device can be transported in a batch and sectional mode, the transportation requirements of the blasting devices with different charging amounts can be met, the charging device is stable and safe in the transportation process, intermittent, continuous and semi-continuous operation can be achieved, the charging device can be suitable for large-scale mechanical construction, manual construction can be used, the flexibility is high, and the use cost is low. The connecting energy of hollow structure can make detonating cord etc. walk the line from inside, and it does not additionally increase the actual external diameter of body, can not increase the frictional resistance of body and big gun hole wall when advancing or withdrawing, secondly, because the junction is in the middle part of loading attachment, the loading attachment advances or the operation of withdrawing when getting into big gun hole more easily.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is an exploded view of one joint construction of the present invention;
FIG. 2 is a schematic diagram of a connecting rod mounting structure;
FIG. 3 is a schematic view of the exterior structure of the barrel;
FIG. 4 is a schematic view of a structure of a connecting joint provided with a blasthole plug;
fig. 5 is a schematic structural view of a series connection joint of a fixing rope.
Icon: 1. a connecting joint; 2. loading a cartridge; 3. an upper cover; 4. a barrel body; 5. a lower cover; 6. a connecting rod; 7. perforating; 8. a guide hole; 9. a half cylinder; 10. a first fixing groove; 11. a second fixing groove; 12. detonating cord; 13. a blast hole; 14. a gun hole plug; 15. a plug disc; 16. a plug body; 17. a handle; 18. and fixing the rope.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is apparent that the described embodiments are some embodiments of the present invention, but not all embodiments of the present invention. The components of the embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the invention, as presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. 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.
Example 1
The embodiment provides a mine blasting charging device, as shown in fig. 1-4, the mine blasting charging device comprises a plurality of connecting joints 1 which are detachably connected, each connecting joint 1 can be in rotary clamping connection or in threaded connection, the detachable connection mode can facilitate the installation of blasting workers and the sequential conveying of explosives into blast holes, and the connecting joints 1 are provided with charging cartridges 2; the explosive loading box 2 is used for placing explosives, the explosive loading box 2 comprises an upper cover 3, a box body 4 and a lower cover 5, the upper cover 3 and the lower cover 5 are respectively covered at the upper end and the lower end of the box body 4, the box body 4 is connected with the connecting joint 1 through a connecting rod 6, the connecting rod 6 is used for fixing the explosive loading box 2 on the connecting joint 1, the explosive loading box 2 is prevented from moving along the connecting joint 1, so that separated explosive loading cannot be realized, the upper cover 3 and the lower cover 5 are provided with perforations 7, the connecting joint 1 is arranged in the perforations 7 in a penetrating manner, the upper cover 3 and the lower cover 5 can be in rotary clamping connection with the box body 4 and can be in threaded connection, and the upper cover 3 and the lower cover 5 can relatively move and rotate with the connecting joint 1, so that the upper cover 3, the lower cover 5 and the box body 4 are convenient to install and detach, and also the explosive can be conveniently installed into the box body 4 by workers through blasting; the connecting joint 1 is also provided with a guide hole 8 for the detonating cord 12 to pass through, the detonating cord 12 is also called a detonating cord, is made by wrapping high explosive and a core wire by cotton wires or hemp wires, and is made by coating a moisture-proof agent on the surface, and is commonly used for detonating a plurality of charges at the same time.
In this embodiment, the lengths of the connection joints 1 are generally the same, and connection joints 1 with different lengths may be provided as required. Generally, when blasting is carried out, the depth of a blast hole and the length of a charging device are determined firstly, then the charging position and the interval distance are determined, so that the charging quantity and the charging quality required by each connecting joint 1 are determined, the charging device is not required to be installed into a complete charging device after the charging device is determined, the charging device can be transported in a batch and sectional mode, the transportation requirements of the blasting devices with different charging amounts can be met, the charging device is stable and safe in the transportation process, intermittent, continuous and semi-continuous operation can be realized, the charging device can be suitable for large-scale mechanical construction, manual construction can be used, the flexibility is high, and the using cost is low.
In the use of the embodiment, firstly, the explosive is required to be installed on the connecting joint 1, when in installation, the upper cover 3, the barrel 4 and the lower cover 5 of the cartridge are respectively detached, the connecting rod 6 is fixed at a selected position of the connecting joint 1, then the barrel 4 is fixed on the connecting rod 6, at the moment, the lower cover 5 is installed below the barrel 4, then the explosive to be filled is installed into the barrel 4, the detonating cord 12 passes through the guide hole 8, finally, the upper cover 3 is installed above the barrel 4, the height of the explosive is slightly lower than the height of the barrel 4, if shaking is required to be avoided, some filling materials can be filled in the barrel 4 to fill the residual space, the shaking of the explosive in the barrel 4 is avoided, and the filling materials can be gaskets or other cushion materials; after the explosive is installed on one connecting joint 1, the next connecting joint 1 is connected to the last connecting joint 1 on which the explosive is installed, and the explosive installation operation is continuously carried out on the next connecting joint 1, so that after the explosive is installed, the explosive can be inserted into a blast hole for blasting operation.
In some implementations of the foregoing embodiments, the connecting joint 1 is a cylindrical hollow structure, and the hollow structure can enable the detonating cord 12 and the like to run from inside, without increasing the actual outer diameter of the tube body, without increasing the friction resistance between the tube body and the wall of the blast hole during pushing or withdrawing, and secondly, because the connecting joint 1 is located in the middle of the charging device, the charging device is easier to push or withdraw when entering the blast hole.
In other embodiments of the foregoing embodiments, the connection joint 1 has a hexagonal hollow structure, and adopts a hexagonal structure, so that space waste generated during transportation of the connection joint 1 is small, cost is saved, and random rolling is not easy to occur during placement.
Further, as shown in fig. 5, the plurality of connection links 1 are also connected in series by the fixing rope 18. The inside of the connecting joint 1 is of a hollow structure, so that a charging device formed after connection of the connecting joint can travel on the middle part, meanwhile, the mode of connecting the fixing ropes 18 in series is adopted, the structural safety of the charging device can be improved, the condition of dislocation is not easy to occur, and the charging device is convenient to push or withdraw from a blast hole.
Example 2
This embodiment provides a mine blasting charge, as shown in fig. 1, which is substantially the same as embodiment 1, the main difference between the two being that: the upper cover 3 and the lower cover 5 are detachably connected with the cylinder body 4. The upper cover 3, the lower cover 5 and the barrel 4 can be detached in a clamping or threaded connection mode, and the advantage is that secondary inspection or subsequent adjustment is facilitated after the assembly is performed. The upper cover 3 and the lower cover 5 are all detachable structures, so that the transport of the medicine loading tube 2 is facilitated, and the upper cover 3 and the lower cover 5 can be of the same specification, so that the aim of facilitating production is fulfilled.
In some implementations of the above examples, the barrel 4 includes two half-barrels 9, the two half-barrels 9 being snapped into engagement. When the cylinder body 4 is a whole circle, the cylinder body 4 needs to be sleeved from one end of the connecting joint 1 and also needs to be sleeved with the lower cover 5, the cylinder body 4 and the upper cover 3 in sequence, so that when a plurality of connecting joints 1 are connected together, the sleeve is troublesome to operate, the cylinder body 4 is changed into a structure of two half cylinders 9, the edges of the two half cylinders 9 are in a clamping structure, the cylinder body 4 can be conveniently installed on the connecting joint 1, and only the lower cover 5 and the upper cover 3 need to be sleeved at the moment; in order to strengthen the structure of the barrel 4, the barrel 4 is not easy to be separated into two half barrels 9 in the process of carrying or using, and the lower cover 5 and the upper cover 3 are provided with deeper edges at the clamping or threaded connection positions, so that the control on the barrel 4 is enhanced, and the barrel 4 is prevented from being separated into the two half barrels 9.
Example 3
This embodiment provides a mine blasting charge, as shown in fig. 2, which is substantially the same as embodiment 1 or embodiment 2, the main difference between the two being that: the inner wall of the half cylinder 9 is provided with a first fixed groove 10, the outer wall of the connecting joint 1 is provided with a second fixed groove 11, and two ends of the connecting rod 6 are respectively clamped in the first fixed groove 10 and the second fixed groove 11. The connecting rod 6 is changed from a fixed mode to a detachable mode, so that the connecting rod can be subjected to secondary inspection or is convenient for subsequent adjustment. When in use, one end of the connecting rod 6 is inserted into the first fixing groove 10, then the second fixing groove 11 on the half cylinder 9 is aligned with the other end of the connecting rod 6 and inserted, then the other half cylinder 9 is also installed in the same way, and when the half cylinder 9 synthesizes the cylinder body 4, the upper cover 3 and the lower cover 5 are installed, and the explosive is installed in the cylinder body 4.
In the present embodiment, the first fixing groove 10 and the second fixing groove 11 are each provided in plurality. The first fixing grooves 10 are distributed at different positions on the outer wall of the connecting joint 1, so that the cartridge 2 can be arranged at different positions of the connecting joint 1, and spaced charging can be conveniently realized. The second fixing grooves 11 are distributed on the half cylinder 9, so that the position of the connecting rod 6 can be adjusted in the cylinder body 4, and the connecting rod 6 can be close to the upper cover 3 and the lower cover 5 or positioned in the middle of the cylinder body 4, thereby being convenient for adjusting the explosive in the cylinder body 4 and further widening the position range of the loading cylinder 2 on the connecting joint 1.
In some implementations of the above examples, the half-cartridge 9 is also provided with blastholes 13, as shown in fig. 3. The blasthole 13 is used for reducing the influence of the barrel 4 on the explosion power when the explosive explodes, ensuring that the blasting impact action of the explosive comprehensively acts on the rock wall surface, further ensuring the explosion power and improving the blasting effect.
Example 4
This embodiment provides a mine blasting charge, as shown in fig. 4, which is substantially the same as any of embodiments 1 to 3, the main difference between the two being that: the connecting joint 1 positioned at the top end of the charging device for mine blasting is provided with a gun hole plug 14, the gun hole plug 14 comprises a plug disc 15 and a plug body 16, the plug body 16 is fixedly connected with the connecting joint 1, and the plug disc 15 is detachably connected with the plug body 16. The blast hole plug 14 is used for blocking the blast hole, and when the charging device completely enters the blast hole, the blast hole plug 14 arranged on the last section of connecting joint 1 blocks the blast hole. In the case of plugging, the diameter of one end of the plug body 16 far away from the plug disc 15 is smaller, the diameter of the plug disc 15 is larger when the plug body is closer to the plug disc 15, and the diameter of the plug disc 15 is larger than the diameter of the blast hole, so that the plug body can cover the blast hole. Because the diameter of the plug 15 is large, it can be detachably connected to the plug body 16 by bolts, so that it is convenient to detach it during transportation.
In this embodiment, the plug 15 is provided with a handle 17. The bottom of the stopper 15 is provided with a handle 17 to facilitate handling or control of the entire charge by the handle 17.
In summary, the embodiment of the invention provides a mine blasting charging device, which has at least the following advantages or beneficial effects:
the explosive loading device comprises a plurality of connecting joints 1 which are detachably connected, the explosive loading device can be convenient for a blasting worker to install and sequentially convey explosives into blast holes, the connecting joints 1 are provided with loading drums 2, the loading drums 2 are used for placing the explosives, the loading drums 2 comprise upper covers 3, drum bodies 4 and lower covers 5, the upper covers 3 and the lower covers 5 are respectively covered on the upper ends and the lower ends of the drum bodies 4, the drum bodies 4 are connected with the connecting joints 1 through connecting rods 6, the connecting rods 6 are used for fixing the loading drums 2 on the connecting joints 1, the loading drums 2 are prevented from moving along the connecting joints 1, so that spaced loading cannot be achieved, the upper covers 3 and the lower covers 5 can relatively move and rotate with the connecting joints 1, the upper covers 3 and the lower covers 5 are convenient to install and detach the explosives with the drum bodies 4, the blasting worker is also convenient to install the explosives into the drum bodies 4, and the connecting joints 1 are also provided with guide holes 8 for a detonating cord 12 to pass through, and the detonating cord 12 is convenient to connect with the explosives. When blasting is carried out, the depth of a blast hole and the length of a charging device are determined firstly, then the charging position and the interval distance are determined, so that the charging quantity and the charging quality required by each connecting joint 1 are determined, the charging device is not required to be installed as a complete charging device after the charging is determined, the charging device can be transported in a batch and sectional mode, the transportation requirements of the blasting devices with different charging amounts can be met, the charging device is stable and safe in the transportation process, intermittent, continuous and semi-continuous operation can be achieved, the charging device can be suitable for large-scale mechanical construction, manual construction can be used, the flexibility is high, and the use cost is low. The hollow connecting joint 1 can lead the detonating cord 12 and the like to run from the inside, does not additionally increase the actual outer diameter of the tube body, does not increase the friction resistance between the tube body and the wall of the gun barrel during pushing or withdrawing, and secondly, because the connecting joint 1 is positioned in the middle of the charging device, the charging device is easier to push or withdraw when entering the gun barrel.
The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, but various modifications and variations can be made to the present invention by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (9)
1. The utility model provides a mine is charging means for blasting, its characterized in that includes a plurality of connecting links that can dismantle the connection, the connecting link is provided with the dress cartridge case, the dress cartridge case includes upper cover, stack shell and lower cover, the upper cover with the lower cover respectively cover in the upper and lower both ends of stack shell, the stack shell with the connecting link passes through the connecting rod and is connected, the upper cover with the lower cover all is provided with the perforation, the connecting link wears to locate the perforation, the connecting link still is provided with the pilot hole that is used for detonating cord to pass through.
2. A mine blasting charge according to claim 1, wherein the upper and lower covers are detachably connected to the body.
3. A mine blasting charge according to claim 2, wherein the barrel comprises two halves which are snap-fit together.
4. A mine blasting charge according to claim 3, wherein the inner wall of the half cylinder is provided with a first fixing groove, the outer wall of the connecting joint is provided with a second fixing groove, and two ends of the connecting rod are respectively clamped in the first fixing groove and the second fixing groove.
5. The mine blasting charge of claim 4, wherein the first and second attachment grooves are each provided in plurality.
6. A mine blasting charge as claimed in claim 4, wherein the half-cartridge is further provided with blastholes.
7. The mine blasting charge of claim 1, wherein the connecting joint at the top end of the mine blasting charge is provided with a blasthole plug, the blasthole plug comprises a plug disc and a plug body, the plug body is fixedly connected with the connecting joint, and the plug disc is detachably connected with the plug body.
8. A mine blasting charge as claimed in claim 7, wherein the plug is provided with a handle.
9. A mine blasting charge as claimed in claim 1, wherein a plurality of said connection links are also connected in series by a securing string.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310245209.3A CN116105562A (en) | 2023-03-09 | 2023-03-09 | Charging means for mine blasting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310245209.3A CN116105562A (en) | 2023-03-09 | 2023-03-09 | Charging means for mine blasting |
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| Publication Number | Publication Date |
|---|---|
| CN116105562A true CN116105562A (en) | 2023-05-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310245209.3A Pending CN116105562A (en) | 2023-03-09 | 2023-03-09 | Charging means for mine blasting |
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| CN (1) | CN116105562A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5798477A (en) * | 1996-12-18 | 1998-08-25 | Givens; Richard W. | Explosive cartridge assembly for presplitting rock |
| WO2015043291A1 (en) * | 2013-09-27 | 2015-04-02 | 安徽理工大学 | Cooperative blasting charge structure and charge method thereof |
| CN207816119U (en) * | 2018-01-28 | 2018-09-04 | 四川公路桥梁建设集团有限公司 | Tunnel smooth surface blasting all around hole charging means |
| CN110823032A (en) * | 2019-11-21 | 2020-02-21 | 中国葛洲坝集团易普力股份有限公司 | Presplitting blasting multi-density adjusting charging structure and method |
| CN210773722U (en) * | 2019-10-29 | 2020-06-16 | 福建海峡科化富兴建设工程有限公司 | Charging device for presplitting blasting |
| CN214620899U (en) * | 2021-03-19 | 2021-11-05 | 神华神东煤炭集团有限责任公司 | Explosive loading device for deep hole blasting |
| CN214842819U (en) * | 2021-08-04 | 2021-11-23 | 黄罗晓 | Mining is with super deep hole blasting loaded constitution |
| WO2023005344A1 (en) * | 2021-07-26 | 2023-02-02 | 中钢集团马鞍山矿山研究总院股份有限公司 | Underground tunneling blasting advanced protection wall dust suppression method |
-
2023
- 2023-03-09 CN CN202310245209.3A patent/CN116105562A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5798477A (en) * | 1996-12-18 | 1998-08-25 | Givens; Richard W. | Explosive cartridge assembly for presplitting rock |
| WO2015043291A1 (en) * | 2013-09-27 | 2015-04-02 | 安徽理工大学 | Cooperative blasting charge structure and charge method thereof |
| CN207816119U (en) * | 2018-01-28 | 2018-09-04 | 四川公路桥梁建设集团有限公司 | Tunnel smooth surface blasting all around hole charging means |
| CN210773722U (en) * | 2019-10-29 | 2020-06-16 | 福建海峡科化富兴建设工程有限公司 | Charging device for presplitting blasting |
| CN110823032A (en) * | 2019-11-21 | 2020-02-21 | 中国葛洲坝集团易普力股份有限公司 | Presplitting blasting multi-density adjusting charging structure and method |
| CN214620899U (en) * | 2021-03-19 | 2021-11-05 | 神华神东煤炭集团有限责任公司 | Explosive loading device for deep hole blasting |
| WO2023005344A1 (en) * | 2021-07-26 | 2023-02-02 | 中钢集团马鞍山矿山研究总院股份有限公司 | Underground tunneling blasting advanced protection wall dust suppression method |
| CN214842819U (en) * | 2021-08-04 | 2021-11-23 | 黄罗晓 | Mining is with super deep hole blasting loaded constitution |
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