CN112879007B - Rock breaking device for mine - Google Patents
Rock breaking device for mine Download PDFInfo
- Publication number
- CN112879007B CN112879007B CN202110274199.7A CN202110274199A CN112879007B CN 112879007 B CN112879007 B CN 112879007B CN 202110274199 A CN202110274199 A CN 202110274199A CN 112879007 B CN112879007 B CN 112879007B
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- China
- Prior art keywords
- rod
- control box
- driving
- box
- rock breaking
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- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21C—MINING OR QUARRYING
- E21C27/00—Machines which completely free the mineral from the seam
- E21C27/20—Mineral freed by means not involving slitting
- E21C27/28—Mineral freed by means not involving slitting by percussive drills with breaking-down means, e.g. wedge-shaped tools
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- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21C—MINING OR QUARRYING
- E21C31/00—Driving means incorporated in machines for slitting or completely freeing the mineral from the seam
- E21C31/02—Driving means incorporated in machines for slitting or completely freeing the mineral from the seam for cutting or breaking-down devices
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- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21C—MINING OR QUARRYING
- E21C35/00—Details of, or accessories for, machines for slitting or completely freeing the mineral from the seam, not provided for in groups E21C25/00 - E21C33/00, E21C37/00 or E21C39/00
Abstract
The invention relates to the technical field of rock breaking equipment, in particular to a mining rock breaking device, which comprises: mounting a plate; the drive control box is connected with the mounting plate; the driving assembly is positioned in the driving control box; the vibrating rod is connected with the driving assembly; the vibration impact force is transmitted to the tail end of the rock breaking device by the driving assembly; the auxiliary assembly is connected with the vibrating rod; the swinging assembly is positioned on one end of the vibrating rod; the mining rock breaking device is novel in structure, beneficial to improving the rock breaking effect and the working efficiency, capable of enabling rock blocks to be appropriate in size, convenient to subsequently transport and use and convenient for workers.
Description
Technical Field
The invention relates to the technical field of rock breaking equipment, in particular to a rock breaking device for a mine.
Background
Ore refers to a collection of minerals from which useful components can be extracted or which themselves have some property that can be exploited. Can be divided into metal mineral and nonmetal mineral. The unit content of useful components (elements or minerals) in the ore is called ore grade, the unit content is expressed by Dan Yongke/ton of precious metal ore such as gold and platinum, and the unit content is expressed by percentage of other ores. The value of the ore is usually measured by the ore grade, but the ore value is also influenced by the composition of gangue (useless ore or ore with little useful component content and unavailable useful component) and the amount of harmful impurities in the effective component ore.
Most of the mining rock breaking devices in the prior art have the defects that the structure of a drill bit is too traditional, the form is too single, and particularly, the rock breaking effect cannot be well achieved for regions with harder textures, so that the quality and the working efficiency of mineral aggregate are reduced, the transportation and the use of subsequent mineral aggregate are influenced, and inconvenience is brought to workers.
Disclosure of Invention
The invention aims to provide a rock breaking device for a mine, which aims to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: a mining rock breaking device, comprising: mounting a plate; the drive control box is connected with the mounting plate; the driving assembly is positioned in the driving control box;
the vibrating rod is connected with the driving assembly; the vibration impact force is transmitted to the tail end of the rock breaking device by the driving assembly; the auxiliary assembly is connected with the vibrating rod; the swinging assembly is positioned on one end of the vibrating rod; and a drill bit connected with the swing assembly.
Compared with the prior art, the invention has the beneficial effects that:
when needs carry out broken rock work, can carry out erection joint with the device through the fastening bolt on the mounting panel with excavating machinery, so that the staff later stage is dismantled maintenance and change to the device, after the installation is finished and is reachd the target area, drive assembly through setting up works in the drive control box, can drive the vibrating arm and reciprocate, and simultaneously, through the auxiliary assembly work that sets up, can further improve the vibration range and the stationarity of vibrating arm, when the vibrating arm drives the vibration of swing subassembly, through the drill bit that sets up, can break rock work, and when the drill bit vibrates to break rock, through the work of the swing subassembly that sets up, can drive the drill bit and carry out reciprocating rotation work, be favorable to improving the effect and the work efficiency of breaking rock, thereby can make the rock block size suitable, be convenient for subsequent transportation and use, for the staff provides convenience, and is worth promoting.
Drawings
Fig. 1 is a schematic sectional view of the present invention as a whole.
Fig. 2 is a partially enlarged perspective view of the swing block of the present invention.
Fig. 3 is an enlarged schematic view of part a of the present invention.
Fig. 4 is an enlarged perspective view of the eccentric wheel portion of the present invention.
Fig. 5 is an enlarged perspective view of the telescopic rod portion of the present invention.
Fig. 6 is an enlarged perspective view of a filter plate according to the present invention.
In the figure: 1-mounting plate, 2-fastening bolt, 3-driving control box, 4-lifting plate, 5-first driving belt wheel, 6-first belt, 7-double-headed motor, 8-base, 9-first driven belt wheel, 10-rotating shaft, 11-eccentric wheel, 12-transmission rod, 13-water pipe, 14-atomizing nozzle, 15-dust collecting box, 16-filter plate, 17-filter screen, 18-dirt collecting groove, 19-discharging plug, 20-guide groove, 21-through hole, 22-vibration amplifying box, 23-first connecting rod, 24-sliding sleeve, 25-piston baffle, 26-first spring, 27-second connecting rod, 28-second spring, 29-vibration rod, 30-buffer cushion and 31-telescopic rod, 32-lifting sliding bush, 33-third spring, 34-fan blade, 35-second driving pulley, 36-first transmission shaft, 37-first conical tooth, 38-second conical tooth, 39-rotating shaft, 40-cam, 41-top rod, 42-baffle, 43-fourth spring, 44-L-shaped support rod, 45-gravity hammer, 46-second driven pulley, 47-second belt, 48-second transmission shaft, 49-motor box, 50-driving motor, 51-first transmission rod, 52-driving connecting rod, 53-second transmission rod, 54-supporting base, 55-joint, 56-drill bit, 57-auxiliary crushing cutter, 58-third connecting rod, 59-upper supporting plate, 60-support rod, 61-fixed block, 62-swinging block, 63-lower supporting plate, 64-swinging control box and 65-limiting sliding groove.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Specific implementations of the present invention are described in detail below with reference to specific embodiments.
Referring to fig. 1, a rock breaking device for a mine according to an embodiment of the present invention includes: a mounting plate 1; the drive control box 3 is connected with the mounting plate 1; the driving component is positioned in the driving control box 3; a vibration rod 29 connected to the driving assembly; the vibration impact force is transmitted to the tail end of the rock breaking device by the driving assembly; an auxiliary assembly connected to the vibration rod 29; a swing assembly on one end of the vibration rod 29; and a drill bit 56 connected to the wobble assembly.
When the broken rock work is carried out to needs, can carry out erection joint with the device through fastening bolt 2 on the mounting panel 1 with excavating machinery, so that the staff later stage is dismantled maintenance and change to the device, after the installation is finished and reach the target area, drive assembly through setting up works in drive control box 3, can drive vibrating arm 29 reciprocates, and simultaneously, work through the auxiliary assembly who sets up, can further improve vibrating arm 29's vibration range and stationarity, when vibrating arm 29 drives the vibration subassembly vibration, through the drill bit 56 that sets up, can carry out broken rock work, and when vibrating at drill bit 56 and breaking rock, through the swing subassembly work that sets up, can drive drill bit 56 and carry out reciprocal rotation work, be favorable to improving effect and the work efficiency of broken rock, thereby can make the rock piece size suitable, be convenient for subsequent transportation and use, for the staff provides convenience, and is worth promoting.
In one embodiment of the present invention, referring to fig. 1 and 4, the driving assembly includes: the lifting plate 4 is connected with the driving control box 3 in a sliding mode; a driving member located on the lifting plate 4; the transmission rod 12 is connected with one side of the lifting plate 4 and is used for transmitting the vibration impact force provided by the driving piece to the rock surface; the rotating shaft 10 is rotatably connected with the transmission rod 12; and eccentrics 11 at both ends of the rotating shaft 10.
Before rock breaking work is carried out, the driving piece can be started to work, the driving piece comprises a double-head motor 7, a first driving belt wheel 5, a first belt 6 and a first driven belt wheel 9, the double-head motor 7 is powered on to operate, so that two sets of first driving belt wheels 5 can be driven to rotate, a rotating shaft 10 is driven to rotate on a transmission rod 12 through the first belt 6 and the first driven belt wheel 9, if the transmission efficiency is low, the impact force of the transmission rod 12 is insufficient, the driving piece can be changed into chain connection or gear connection, so that the transmission efficiency of the double-head motor 7 is improved, when the rotating shaft 10 rotates, eccentric wheels 11 at two ends can be driven to rotate, because the central lines of the eccentric wheels 11 and the rotating shaft 10 are not on the same horizontal plane, when the eccentric wheels 11 rotate, the transmission rod 12 and a lifting plate 4 can be driven to slide up and down in a limiting sliding groove 65, and the vibration effect of a drill bit 56 during rock breaking can be realized.
In one embodiment of the present invention, referring to fig. 1 and 3, the auxiliary assembly includes: a vibration amplification box 22 connected to the drive control box 3; one end of the second spring 28 is located on the inner bottom wall of the vibration amplification box 22, and the second spring 28 is sleeved on the vibration rod 29 and used for enabling the transmission rod 12 and the vibration amplification box 22 to form reciprocating elastic motion; the second connecting rod 27 is rotatably connected with the transmission rod 12; a telescopic member connected to the second link 27 for allowing the transmission rod 12 to smoothly vibrate in the vibration amplifying box 22; and a first connecting rod 23, wherein the first connecting rod 23 is positioned at one end of the telescopic piece and is rotationally connected with the vibration amplification box 22.
When the driving assembly drives the transmission rod 12 to move up and down, the second spring 28 is arranged, the transmission rod 12 can be supported, the vibration effect of the swing control box 64 can be improved, when the transmission rod 12 moves up and down, the telescopic piece can be driven to work, the telescopic piece comprises a sliding sleeve 24, a piston baffle 25 and a first spring 26, the second connecting rod 27 and the piston baffle 25 slide in the sliding sleeve 24, and the elastic effect of the first spring 26 can improve the vibration effect and the stability of the transmission rod 12.
In one embodiment of the present invention, referring to fig. 1-2, the swing assembly comprises: a swing control box 64, the swing control box 64 being located on one end of the vibration rod 29; the driving motor 50 is positioned on the outer side wall of the swing control box 64, and an output shaft of the driving motor 50 is installed on the swing control box 64 in a penetrating and rotating manner; the first transmission rod 51, the first transmission rod 51 is connected with the output end of the driving motor 50; a rotating shaft 39, wherein the rotating shaft 39 is rotatably mounted on the other side wall of the swing control box 64; and a second transmission rod 53, wherein the second transmission rod 53 is fixedly connected with one end of the rotating shaft 39.
The driving motor 50 is fixedly installed in the motor box 49, so that the dust generated during rock breaking can be prevented from entering the driving motor 50, the service life of the motor can be prolonged, when the driving motor 50 is started, the first driving rod 51 can be driven to rotate, and the second driving rod 53 can drive the rotating shaft 39 to rotate on the swing control box 64.
In one embodiment of the present invention, the swing assembly includes: the driving connecting rod 52, both ends of the driving connecting rod 52 are respectively installed on the first driving rod 51 and the second driving rod 53 in a rotating way; a swing block 62, the swing block 62 being slidably connected to the drive link 52; the fixed blocks 61 are rotatably arranged on two sides of the swinging block 62; and the connecting piece is positioned on the fixed block 61 and is used for enabling the swinging block 62 to be rotatably connected with the swinging control box 64.
The first transmission rod 51 rotates to drive the driving connecting rod 52 and the swinging block 62 to rotate and drive the connecting piece to rotate on the swinging control box 64, the connecting piece comprises a third connecting rod 58, an upper supporting plate 59, a supporting rod 60 and a lower supporting plate 63, the third connecting rod 58 rotates and is arranged on the inner top wall of the swinging control box 64 to drive the upper supporting plate 59 to rotate, meanwhile, the lower supporting plate 63 can be driven to rotate through the supporting rod 60, the number of the supporting rods 60 is four, the number of the fixing blocks 61 is two, the two fixing blocks 61 are respectively positioned on the middle parts of the four supporting rods 60, and when the driving connecting rod 52 drives the swinging block 62 to rotate on the fixing blocks 61, the supporting rod 60, the upper supporting plate 59 and the lower supporting plate 63 can be driven to swing on the swinging control box 64 in a reciprocating mode.
In an embodiment of the present invention, please refer to fig. 1, which further includes: a support base 54, wherein one side of the support base 54 is rotatably provided with a connecting piece, and the other side of the support base 54 is rotatably provided on the inner wall of the swing control box 64; a joint 55, wherein one end of the joint 55 is connected with the support base 54, and a drill 56 is detachably mounted at the other end of the joint 55; and at least one set of secondary crushing blades 57 on the drill bit 56.
In an embodiment of the present invention, please refer to fig. 1, which further includes: an L-shaped strut 44 located on the swing control box 64; the lifting piece is connected with the L-shaped supporting rod 44 in a sliding mode; and a gravity hammer 45 located at one end of the lifting member for transferring the impact force provided by the lifting member to the surface of the mining rock.
The rotating shaft 39 which is arranged rotates, the lifting piece can be driven to work, the lifting piece comprises a cam 40, a baffle 42 and a fourth spring 43, one end of the fourth spring 43 is fixedly arranged on an L-shaped supporting rod 44, the other end of the fourth spring 43 is arranged on the baffle 42 on a push rod 41, one side of the baffle 42 is slidably arranged on a swing control box 64, the cam 40 which rotates on the rotating shaft rotates, the push rod 41 can be driven to slide up and down in the L-shaped supporting rod 44 under the matching action of the fourth spring 43, the gravity hammer 45 on the push rod 41 can be driven to do synchronous up-and-down reciprocating motion, so that the region which is to be broken is beaten, the working efficiency of the drill bit 56 for breaking rock can be improved, the quality of mineral aggregate is guaranteed, and convenience is brought to workers.
In an embodiment of the present invention, please refer to fig. 1, which further includes: a transmission member located on one end of the rotating shaft 39; the first transmission shaft 36 is rotatably connected with the swing control box 64, and the first transmission shaft 36 is fixedly installed on a transmission piece; and at least one fan blade 34 located on one end of the first drive shaft 36.
Rotate through the axis of rotation 39 that sets up, can drive the transmission piece work, the transmission piece is including first tapered tooth 37 and second tapered tooth 38, thereby can drive first transmission shaft 36 and rotate on swing control box 64, and flabellum 34 through the setting, can rotate through first transmission shaft 36 and produce ascending wind-force, so that collect a large amount of dust that produces when breaking rock, thereby operational environment's pollution has been reduced, and be favorable to the operator to survey and break rock work, and simultaneously, for the effect that improves the dust removal, can set up second driving pulley 35 on first transmission shaft 36, and be connected through second belt 47 with second driven pulley 46, make second driven pulley 46 fixed mounting on second transmission shaft 48 on swing control box 64, through the transmission effect of second belt 47, can drive flabellum 34 that is located swing control box 64 top both sides and rotate, thereby further improve the effect and the work efficiency that dust was collected.
In an embodiment of the present invention, please refer to fig. 1 and fig. 6, which further includes: at least one group of dust collection boxes 15 which are positioned on the outer side wall of the drive control box 3; the flushing piece is connected with the dust collection box 15 and is used for introducing an external water source into the mine dust in the dust collection box 15; and a drain member located on the bottom of the dust box 15.
The fan blades 34 are arranged to rotate, a part of dust generated in the rock breaking process can be treated through the flushing part and the discharging part, the cleaning part comprises a water conveying pipe 13, an atomizing nozzle 14, a filter plate 16, a flow guide groove 20 and a through hole 21, the discharging part comprises a dust collecting groove 18 and a discharging plug 19, the dust generated in rock breaking enters the dust collecting box 15 through a filter screen 17 at the bottom of the dust collecting box 15 and enters the other side of the filter plate 16 through the through hole 21, meanwhile, the water conveying pipe 13 is connected with an external water source, external clean water can be conveyed to the filter plate 16 through the atomizing nozzle 14 and slides into the dust collecting groove 18 through the flow guide groove 20 after contacting with the dust on the filter plate 16, and the clean water is cleaned through the discharging plug 19 regularly by workers, so that the pollution of the dust amount and the dust can be further reduced.
In an embodiment of the present invention, please refer to fig. 1 and fig. 5, which further includes: at least one set of lift shoes 32 located on top of said swing control box 64; the telescopic rod 31 is slidably installed in the lifting sliding sleeve 32, and one end of the telescopic rod 31 is connected with the inner bottom wall of the lifting sliding sleeve 32 through a third spring 33; and a buffer pad 30 on one end of the telescopic rod 31, and the buffer pad 30 is fixedly installed on the bottom of the vibration amplifying box 22.
When vibrating arm 29 drives swing control box 64 and reciprocates, telescopic link 31 through setting up slides from top to bottom in lift sliding sleeve 32, but improve equipment's structural strength and guarantee the stationarity when swing control box 64 reciprocates, be favorable to going on smoothly of broken rock work, and the quantity of lift sliding sleeve is two at least, and circumference evenly distributed installs on swing control box 64, through the third spring 33 and the cushion 30 that set up, can avoid swing control box 64 and vibration amplification box 22 to take place the striking at the during operation, thereby the security performance of equipment has been improved.
It should be noted that, in the present invention, unless otherwise specifically stated or limited, the terms "sliding", "rotating", "fixing", "providing", and the like are to be understood in a broad sense, and may be, for example, a welded connection, a bolted connection, or an integral body; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (6)
1. The mining rock breaking device is characterized by comprising: mounting a plate; the drive control box is connected with the mounting plate; the driving assembly is positioned in the driving control box; the vibrating rod is connected with the driving assembly; the vibration impact force is transmitted to the tail end of the rock breaking device by the driving assembly; the auxiliary assembly is connected with the vibrating rod; the swinging assembly is positioned on one end of the vibrating rod; and a drill bit connected with the swing assembly;
the swing assembly includes: a swing control box located on one end of the vibratory rod; the driving motor is positioned on the outer side wall of the swing control box, and an output shaft of the driving motor penetrates through and is rotatably installed on the swing control box; the first transmission rod is connected with the output end of the driving motor; the rotating shaft penetrates through the other side wall of the swing control box and is rotatably installed on the other side wall of the swing control box; the second transmission rod is fixedly connected with one end of the rotating shaft;
the swing assembly further includes: the two ends of the driving connecting rod are respectively and rotatably arranged on the first transmission rod and the second transmission rod; the swinging block is connected with the driving connecting rod in a sliding manner; the fixed blocks are rotatably arranged on two sides of the swinging block; the connecting piece is positioned on the fixed block and is used for enabling the swinging block to be rotatably connected with the swinging control box;
further comprising: the connecting piece is rotatably installed on one side of the supporting base, and the other side of the supporting base is rotatably installed on the inner wall of the swing control box; one end of the joint is connected with the support base, and a drill bit is detachably mounted at the other end of the joint; and at least one set of auxiliary crushing cutters positioned on the drill bit;
the auxiliary assembly includes: the vibration amplification box is connected with the drive control box; one end of the second spring is positioned on the inner bottom wall of the vibration amplification box, and the second spring is sleeved on the vibration rod and used for enabling the transmission rod and the vibration amplification box to form reciprocating elastic motion; the second connecting rod is rotatably connected with the transmission rod; the telescopic piece is connected with the second connecting rod and used for enabling the transmission rod to stably vibrate in the vibration amplification box; and the first connecting rod is positioned at one end of the telescopic piece and is rotationally connected with the vibration amplification box.
2. The mining rock breaking device of claim 1, wherein the drive assembly comprises: the lifting plate is connected with the driving control box in a sliding manner; the driving piece is positioned on the lifting plate; the transmission rod is connected with one side of the lifting plate and is used for transmitting the vibration impact force provided by the driving piece to the surface of the rock; the rotating shaft is rotationally connected with the transmission rod; and eccentric wheels positioned at both ends of the rotating shaft.
3. The mining rock breaking device of claim 1, further comprising: the L-shaped supporting rod is positioned on the swing control box; the lifting piece is connected with the L-shaped supporting rod in a sliding manner; and the gravity hammer is positioned at one end of the lifting piece and is used for transmitting the impact force provided by the lifting piece to the surface of the mining rock.
4. The mining rock breaking device of claim 3, further comprising: the transmission part is positioned on one end of the rotating shaft; the first transmission shaft is rotatably connected with the swing control box and is fixedly arranged on a transmission part; and at least one fan blade located on one end of the first transmission shaft.
5. The mining rock breaking device of claim 1, further comprising: at least one group of dust collecting boxes are positioned on the outer side wall of the drive control box; the flushing piece is connected with the dust collection box and is used for introducing an external water source into the mine dust in the dust collection box; and a drain member located on a bottom of the dust collection box.
6. The mining rock breaking device of claim 5, further comprising: at least one group of lifting sliding sleeves are positioned on the top of the swing control box; the telescopic rod is slidably mounted in the lifting sliding sleeve, and one end of the telescopic rod is connected with the inner bottom wall of the lifting sliding sleeve through a third spring; and the buffer cushion is positioned at one end of the telescopic rod and is fixedly arranged at the bottom of the vibration amplification box.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110274199.7A CN112879007B (en) | 2021-03-15 | 2021-03-15 | Rock breaking device for mine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110274199.7A CN112879007B (en) | 2021-03-15 | 2021-03-15 | Rock breaking device for mine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112879007A CN112879007A (en) | 2021-06-01 |
| CN112879007B true CN112879007B (en) | 2023-03-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110274199.7A Active CN112879007B (en) | 2021-03-15 | 2021-03-15 | Rock breaking device for mine |
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| CN (1) | CN112879007B (en) |
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| CN103850684A (en) * | 2013-11-22 | 2014-06-11 | 北京中煤矿山工程有限公司 | Sinking technology for expanding pilot well drilled by raise-boring machine, by using vertical well heading machine |
| CN109372455A (en) * | 2018-10-12 | 2019-02-22 | 华北水利水电大学 | A kind of adjustable core-drilling machine of road construction |
| CN208870528U (en) * | 2018-08-20 | 2019-05-17 | 云南冶金资源股份有限公司 | A kind of intelligent rock drilling equipment for probing |
| CN110952923A (en) * | 2019-12-11 | 2020-04-03 | 西南石油大学 | Rock breaking equipment for petroleum drilling rock stratum |
| CN210829095U (en) * | 2019-07-16 | 2020-06-23 | 大同煤矿集团有限责任公司 | Geological exploration device for preventing drilling deviation |
| CN111764897A (en) * | 2020-08-19 | 2020-10-13 | 侯啸岳 | Mine drilling mechanical equipment for mining ores in geotechnical engineering |
| CN211692450U (en) * | 2020-02-11 | 2020-10-16 | 中国有色金属工业昆明勘察设计研究院有限公司 | Exploration drilling device for various environments |
| CN212359641U (en) * | 2020-05-13 | 2021-01-15 | 新疆三河建设工程有限责任公司 | Novel drilling for hydraulic engineering device |
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2021
- 2021-03-15 CN CN202110274199.7A patent/CN112879007B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103850684A (en) * | 2013-11-22 | 2014-06-11 | 北京中煤矿山工程有限公司 | Sinking technology for expanding pilot well drilled by raise-boring machine, by using vertical well heading machine |
| CN208870528U (en) * | 2018-08-20 | 2019-05-17 | 云南冶金资源股份有限公司 | A kind of intelligent rock drilling equipment for probing |
| CN109372455A (en) * | 2018-10-12 | 2019-02-22 | 华北水利水电大学 | A kind of adjustable core-drilling machine of road construction |
| CN210829095U (en) * | 2019-07-16 | 2020-06-23 | 大同煤矿集团有限责任公司 | Geological exploration device for preventing drilling deviation |
| CN110952923A (en) * | 2019-12-11 | 2020-04-03 | 西南石油大学 | Rock breaking equipment for petroleum drilling rock stratum |
| CN211692450U (en) * | 2020-02-11 | 2020-10-16 | 中国有色金属工业昆明勘察设计研究院有限公司 | Exploration drilling device for various environments |
| CN212359641U (en) * | 2020-05-13 | 2021-01-15 | 新疆三河建设工程有限责任公司 | Novel drilling for hydraulic engineering device |
| CN111764897A (en) * | 2020-08-19 | 2020-10-13 | 侯啸岳 | Mine drilling mechanical equipment for mining ores in geotechnical engineering |
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| CN112879007A (en) | 2021-06-01 |
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