CN112610162A - Drilling rig for mine blasting with rubble clearance and safeguard function - Google Patents
Drilling rig for mine blasting with rubble clearance and safeguard function Download PDFInfo
- Publication number
- CN112610162A CN112610162A CN202011346917.9A CN202011346917A CN112610162A CN 112610162 A CN112610162 A CN 112610162A CN 202011346917 A CN202011346917 A CN 202011346917A CN 112610162 A CN112610162 A CN 112610162A
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- China
- Prior art keywords
- drilling
- functions
- mine blasting
- support frame
- mine
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Links
- 238000005553 drilling Methods 0.000 title claims abstract description 78
- 238000005422 blasting Methods 0.000 title claims abstract description 28
- 239000004575 stone Substances 0.000 claims abstract description 34
- 238000004140 cleaning Methods 0.000 claims abstract description 15
- 230000007246 mechanism Effects 0.000 claims description 30
- 230000008602 contraction Effects 0.000 claims description 9
- 230000008878 coupling Effects 0.000 claims 1
- 238000010168 coupling process Methods 0.000 claims 1
- 238000005859 coupling reaction Methods 0.000 claims 1
- 238000010276 construction Methods 0.000 abstract description 2
- 239000011435 rock Substances 0.000 description 17
- 238000000034 method Methods 0.000 description 8
- 238000003860 storage Methods 0.000 description 8
- 239000002360 explosive Substances 0.000 description 6
- 230000008569 process Effects 0.000 description 5
- 239000000463 material Substances 0.000 description 3
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 230000006378 damage Effects 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 239000004566 building material Substances 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 229910052755 nonmetal Inorganic materials 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000036632 reaction speed Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Images
Classifications
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B15/00—Supports for the drilling machine, e.g. derricks or masts
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B12/00—Accessories for drilling tools
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B3/00—Rotary drilling
- E21B3/02—Surface drives for rotary drilling
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B41/00—Equipment or details not covered by groups E21B15/00 - E21B40/00
- E21B41/0021—Safety devices, e.g. for preventing small objects from falling into the borehole
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Mechanical Engineering (AREA)
- Processing Of Stones Or Stones Resemblance Materials (AREA)
Abstract
A drilling device with functions of broken stone cleaning and protection for mine blasting belongs to the technical field of mine exploitation. The device comprises a support frame, a movable plate arranged on the support frame, a driving device arranged on the movable plate, a drilling shaft and a drill bit arranged at the output end of the driving device, a protection plate arranged on the front side of the drilling shaft, baffles arranged at the left end, the right end and the upper end of the front side of the protection plate, and a bearing drawer extending into the support frame towards the front side; the protection plate is provided with a through hole which is matched with the drilling shaft and the drill bit. The gravel collecting device is simple in structure and convenient to operate, gravel splashing can be effectively avoided, meanwhile, gravel is automatically collected, and construction efficiency is improved.
Description
Technical Field
The invention relates to the technical field of mining, in particular to a drilling device with functions of broken stone cleaning and protection for mine blasting.
Background
The mine comprises coal mine, metal mine, non-metal mine, building material mine, chemical mine and the like. Mine size (also known as capacity) is usually expressed in terms of annual or daily production. Annual output is the amount of ore produced by the mine each year. According to the size of the output, the large-sized, medium-sized and small-sized products are divided into 3 types. The size of the mine scale is adapted to the economic and reasonable service life of the mine, and only then can the capital cost be saved and the cost be reduced. Blasting is a technique that utilizes the effects of compression, loosening, destruction, throwing and killing of explosives in air, water, earth and stone media or objects due to explosion to achieve the expected purpose. When the explosive package or explosive charge explodes in earth and stone medium or structure, the earth and stone medium or structure generates the phenomena of compression, deformation, damage, loosening and throwing, and the explosive package or explosive charge is mainly used for earth and stone engineering, the demolition of metal buildings and structures and the like.
Adopt the mode of blasting to exploit often in the exploitation in-process in mine, the in-process of blasting needs to drill the exploding position to in placing of explosive, the rubble splashes easily among the drilling process, causes the potential safety hazard to constructor, and follow-up collection rubble also wastes time and energy.
Disclosure of Invention
The invention aims to solve the problems in the prior art, and provides a drilling device for mine blasting with functions of cleaning and protecting crushed stones, which is simple in structure and convenient to operate, can effectively avoid the crushed stones from splashing, automatically collects the crushed stones and improves the construction efficiency.
The purpose of the invention is realized by the following technical scheme:
a drilling device with functions of cleaning broken stones and protecting for mine blasting comprises a support frame, a movable plate arranged on the support frame, a driving device arranged on the movable plate, a drilling shaft and a drill bit arranged at the output end of the driving device, a protection plate arranged on the front side of the drilling shaft, baffles arranged at the left end, the right end and the upper end of the front side of the protection plate, and a bearing drawer extending into the support frame towards the front side; and the protection plate is provided with a through hole matched with the drilling shaft and the drill bit.
When the device is used, the baffle and the bearing drawer are abutted against the rock wall, the broken stones are prevented from splashing outwards through the protection plate and the baffle in the drilling process, and meanwhile, the broken stones fall into the bearing drawer along the space surrounded by the protection plate, the baffle and the rock wall, so that automatic collection is completed.
Preferably, the support frame is provided with a plurality of groups of support mechanisms at the side, and each support mechanism comprises a support sleeve, a sliding rod extending and retracting at the lower end of the support sleeve, a foot pad arranged at the lower end of the sliding rod, and a threaded handle extending and retracting on the side wall of the support sleeve. The telescopic adjusting structure of the supporting mechanism can effectively adapt to various ground conditions, ensures the stability of the support, and during use: the support frame is horizontally lifted to the position near the rock wall, the threaded handles of the multiple groups of support mechanisms are sequentially loosened after the baffle is in contact with the rock wall at the drilling position, the sliding rod slides downwards until the pad foot is abutted to the ground, then the threaded handles are tightened, the threaded handles are tightly pressed against the sliding rod, and positioning is completed.
Preferably, the front side of the driving device is provided with a supporting seat, the drilling shaft is rotatably connected to the supporting seat, and the drilling shaft is connected with the output end of the driving device through a coupler. The supporting seat can stably support the drilling shaft, and meanwhile, the stable rotation of the drilling shaft is ensured by matching with the coupler.
Preferably, a telescopic mechanism is arranged between the protection plate and the support seat, and the telescopic mechanism comprises a fixed pipe, an extension pipe which is telescopic in the fixed pipe, a telescopic rod which is telescopic in the extension pipe, and an elastic piece which is arranged among the fixed pipe, the extension pipe, the telescopic rod and the elastic piece. The telescopic mechanism can effectively ensure that the baffle is always tightly propped against the rock wall, so that the broken stone is prevented from splashing outwards, and meanwhile, the normal drilling of the drilling shaft is not influenced.
Preferably, a hydraulic rod is connected between the outer wall of the fixed pipe and the outer wall of the extension pipe, and the hydraulic rod can ensure the elastic stability of the telescopic mechanism, namely the stability of the telescopic mechanism to the thrust of the protection plate.
Preferably, a contraction groove is formed in one end, located in the extension pipe, of the expansion rod, a spring is arranged between the contraction groove and the extension pipe, the spring can improve the reaction speed of the expansion mechanism to vibration generated in the drilling process, and a large gap between the baffle and the rock wall is avoided.
Preferably, the telescopic mechanism has two groups which are respectively arranged at two sides of the drilling shaft so as to ensure the stability of the protection plate support.
Preferably, the sliding blocks are arranged on two sides of the moving plate, and the sliding rails matched with the sliding blocks are arranged on the supporting frame so as to guide the moving plate and ensure the moving fluency of the moving plate.
Preferably, the two sides of the carrying drawer are respectively provided with a first handle, a second handle is arranged above the sliding block, and the two sides of the supporting frame are respectively provided with a third handle. The first handle is convenient for pushing and pulling the adapting drawer; the second grip facilitates pushing the moving plate to control the forward and backward movement of the drilling shaft; the third hand is convenient to lift the whole device and move to the target position.
Preferably, the driving device is a motor, and the support frame is further provided with a mobile power supply, so that convenience is provided for drilling operation.
The invention has the advantages that:
1. the invention can lead the drill bit to conveniently open the hole at the drilling position by matching the supporting frame, the sliding rail, the moving plate, the sliding block, the second handle, the motor, the switch, the supporting seat, the drilling shaft, the drill bit and the mobile power supply, through the matching use of the drilling shaft, the material returning groove and the drill bit, the broken stones generated by drilling can leave the drilling hole from the spiral material returning groove, through the matching use among the storage box, the carrying drawer and the first handle, the carrying drawer can be conveniently drawn out from the storage box, and the bearing drawer is jointed with the rock wall of the drilling position, so that the crushed stones generated in the drilling process can be conveniently collected, therefore, the drilling device for mine blasting with the functions of cleaning broken stones and protecting can conveniently clean broken stones in drilling holes and has a broken stone storage function, so that an operator can use the drilling device more conveniently;
2. according to the invention, through the matched use of the protection plate, the baffle plate, the sliding sleeve, the telescopic mechanism, the fixing pipe, the extension pipe, the telescopic rod, the spring, the hydraulic rod and the contraction groove, the protection plate and the baffle plate always abut against the rock wall at the drilling position, the shielding protection is formed on the drilling position, and the splashing of broken stones is reduced, so that the drilling device for mine blasting with the functions of cleaning and protecting broken stones has the protection function;
3. according to the drilling device for mine blasting, the support frame, the support mechanism, the support sleeve, the sliding rod, the pad foot and the threaded handle are adopted, so that the support frame can be conveniently and stably placed on the outer side of a position needing drilling through the support mechanism, and the drilling device for mine blasting with functions of gravel cleaning and protection has a function of convenient placement.
Drawings
FIG. 1 is a schematic structural view of a drilling apparatus for blasting mine with functions of cleaning crushed stones and protecting according to the present invention;
fig. 2 is a sectional view of a drilling apparatus for mine blasting having functions of rock cleaning and protection according to the present invention;
fig. 3 is a sectional view of a telescoping mechanism of a drilling apparatus for mine blasting having functions of rock cleaning and protection according to the present invention;
fig. 4 is a sectional view of a supporting mechanism of a drilling apparatus for mine blasting having functions of rock cleaning and prevention according to the present invention;
in the figure: 1-a support frame; 2-a storage box; 3-carrying the drawer; 4-a slide rail; 5, moving the board; 6-a slide block; 7-first handshake; 8-second handshake; 9-a motor; 10-a switch; 11-a support seat; 12-a drilling shaft; 13-spiral material returning groove; 14-a drill bit; 15-sliding sleeve; 16-protective plate; 17-a baffle; 18-a telescoping mechanism; 19-a stationary tube; 20-an extension tube; 21-a telescopic rod; 22-a spring; 23-a hydraulic lever; 24-a shrink groove; 25-a support mechanism; 26-a support sleeve; 27-a slide bar; 28-foot pad; 29-a threaded shank; 30-a third grip; 31-mobile power supply.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
As shown in fig. 1-4, a drilling device for mine blasting with functions of cleaning broken stones and protecting comprises a support frame 1, a storage box 2 is fixedly connected to the inner side of the lower portion of the support frame 1, a receiving drawer 3 matched with the storage box 2 is slidably connected to the inner wall of the storage box 2, one end of the receiving drawer 3 can extend out of the storage box 2, and first handles 7 are symmetrically and fixedly connected to the outer walls of the two sides of the extending end of the receiving drawer 3. The top surface of the support frame 1 is symmetrically and fixedly connected with slide rails 4, a moving plate 5 is arranged between the slide rails 4, two sides of the moving plate 5 are symmetrically and fixedly connected with slide blocks 6 matched with the slide rails 4, the slide blocks 6 are sleeved outside the slide rails 4 in a sliding manner, the top surface of the slide blocks 6 is fixedly connected with a second handle 8, one side of the top surface of the moving plate 5 is fixedly connected with a motor 9, the top surface of the motor 9 is fixedly provided with a switch 10, the output end of the motor 9 is provided with a supporting seat 11, the supporting seat 11 is rotatably connected with a drilling shaft 12, one end of the drilling shaft 12 penetrates through the supporting seat 11 and is fixedly connected with the output shaft of the motor 9 through a coupler, the outer wall of the drilling shaft 12 is provided with a spiral discharging groove 13, the other end of the drilling shaft 12 is fixedly connected, the left and right ends and the upper end of the front side of the protection plate 16 are fixedly connected with a baffle plate 17. A telescopic mechanism 18 is arranged between the protection plate 16 and the supporting seat 11, the telescopic mechanism has two groups symmetrically arranged at two sides of the drilling shaft 12, the telescopic mechanism 18 comprises a fixed tube 19, an extension tube 20, a telescopic rod 21, a spring 22, a hydraulic rod 23 and a contraction groove 24, one end of the fixed tube 19 is fixedly connected on the outer wall of the supporting seat 11, the extension tube 20 is arranged in the fixed tube 19, the outer wall of the extension tube 20 is slidably connected with the inner wall of the fixed tube 19, the hydraulic rod 23 is arranged above the fixed tube 19, the fixed end of the hydraulic rod 23 is fixedly connected with the outer wall of the fixed tube 19, the telescopic end of the hydraulic rod 23 is fixedly connected with the outer wall of the end part of the extension tube 20, one end of the telescopic rod 21 is fixedly connected with the outer wall of the protection plate 16, the other end of the telescopic rod 21 is inserted into the extension tube 20, the outer wall of the telescopic rod 21 is slidably connected with the, the spring 22 is arranged in the contraction groove 24 and the extension pipe 20, one end of the spring 22 is fixedly connected with the inner wall of the end part of the extension pipe 20, the other end of the spring 22 is fixedly connected with the groove bottom of the contraction groove 24, and the model of the hydraulic rod 23 is YQ 20A. Four edges of support frame 1 all are equipped with supporting mechanism 25, supporting mechanism 25 is including support sleeve 26, slide bar 27, pad foot 28 and screw thread handle 29, support sleeve 26 fixed connection is on the outer wall of support frame 1, slide bar 27's upper end upwards inserts from support sleeve 26's lower extreme, slide bar 27's outer wall and support sleeve 26's inner wall sliding connection, slide bar 27's lower extreme and pad foot 28 fixed connection, screw thread handle 29 threaded connection is on support sleeve 26's bottom outer wall, support sleeve 26 is passed to the one end of screw thread handle 29 and is touched with slide bar 27's outer wall. The third handhold 30 of both sides outer wall symmetry fixed connection of support frame 1, the bottom fixedly connected with portable power source 31 of support frame 1, motor 9 and switch 10 all pass through electric wire and portable power source 31 electric connection.
The working principle of the invention is as follows:
when the support frame is used, firstly, an operator lifts the support frame 1 to a position needing drilling through the third holding hand 30, the drill bit 14 is enabled to be opposite to a drilling point, meanwhile, the baffle 17 on the front side of the protection plate 16 is enabled to be in contact with a rock wall of the drilling position, then the threaded handles 29 of the four support mechanisms are sequentially rotated, the fixed relation between the support sleeve 26 and the sliding rod 27 is released, the sliding rod 27 slides downwards along the inner wall of the support sleeve 26 under the action of gravity until the foot pad 28 at the lower end of the sliding rod 27 abuts against the ground, then the threaded handles 29 are reversely rotated, the support sleeve 26 and the sliding rod 27 are mutually fixed, and therefore the support frame 1 is stably supported on the ground through the support mechanisms 25. Then accept drawer 3 through the pulling of first hand shaking 7 for accept drawer 3 from the interior roll-off of receiver 2, and make the front end of accepting drawer 3 touch with the cliff of probing position, thereby conveniently collect the probing rubble. Then the motor 9 is controlled to start rotating through the switch 10, the motor 9 drives the drilling shaft 12 to rotate, the drilling shaft 12 drives the drill bit 14 to drill the rock wall, at the moment, the operator pushes the sliding block 6 to slide on the sliding rail 4 through the second holding hand 8, the sliding block 6 drives the moving plate 5 to start moving, the moving plate 5 drives the motor and drives the drilling shaft 12 to move towards the rock wall through the supporting seat 11, at the moment, the drill bit 14 starts to gradually penetrate into the rock wall to drill, meanwhile, the baffle 17 abuts against the rock wall, so that the protection plate 16 extrudes the telescopic rod 21, the telescopic rod 21 extrudes the extension pipe 20 through the spring 22, simultaneously, the extension pipe 20 starts to extrude the hydraulic rod 23, so that the spring 22 contracts into the contraction groove 24, the hydraulic rod 23 contracts, the telescopic rod 21 contracts into the extension pipe 20, and the extension pipe 20 contracts into the fixed pipe 19, so that the fixed pipe 19, The total length of the extension pipe 20 and the telescopic rod 21 is shortened, so that the baffle 17 is always attached to the rock wall in the deep drilling process of the drill bit 14, meanwhile, the broken stone generated by drilling of the drill bit 14 is discharged from the drilling hole through the spiral discharging groove 13 on the drilling shaft 12, and the discharged broken stone moves into the space enclosed by the protection plate 16 and the baffle 17 and then falls into the receiving drawer 3 along with gravity to complete collection.
The above description is only a preferred embodiment of the present invention, and the present invention is not limited to the above embodiment, and any changes or substitutions that can be easily made by those skilled in the art within the technical scope of the present invention should be covered by the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (10)
1. A drilling device with functions of cleaning broken stones and protecting for mine blasting is characterized by comprising a support frame, a movable plate arranged on the support frame, a driving device arranged on the movable plate, a drilling shaft and a drill bit arranged at the output end of the driving device, a protection plate arranged on the front side of the drilling shaft, baffles arranged at the left end, the right end and the upper end of the front side of the protection plate, and a bearing drawer extending into the support frame towards the front side; and the protection plate is provided with a through hole matched with the drilling shaft and the drill bit.
2. The drilling rig for mine blasting with functions of removing crushed stones and protecting according to claim 1, wherein a plurality of sets of supporting mechanisms are arranged at the side of the supporting frame, and the supporting mechanisms comprise a supporting sleeve, a sliding rod extending out and drawing back at the lower end of the supporting sleeve, a foot pad arranged at the lower end of the sliding rod, and a threaded handle extending out and drawing back on the side wall of the supporting sleeve.
3. The drilling device for mine blasting with functions of removing crushed stones and protecting as claimed in claim 1, wherein the front side of the driving device is provided with a supporting seat, the drilling shaft is rotatably connected with the supporting seat, and the drilling shaft is connected with the output end of the driving device through a coupling.
4. The drilling rig for mine blasting with functions of cleaning broken stones and protecting according to claim 3, wherein a telescopic mechanism is arranged between the protection plate and the supporting seat, and the telescopic mechanism comprises a fixed pipe, an extension pipe which is telescopic in the fixed pipe, a telescopic rod which is telescopic in the extension pipe, and an elastic member which is arranged between the fixed pipe and the extension pipe.
5. The drilling apparatus for mine blasting with functions of clearing crushed stones and protecting according to claim 4, wherein a hydraulic rod is connected between the outer wall of the fixed pipe and the outer wall of the extension pipe.
6. The drilling rig for mine blasting with functions of removing broken stones and protecting according to claim 4, wherein the telescopic rod is provided with a contraction groove at one end in the extension pipe, and a spring is arranged between the contraction groove and the extension pipe.
7. The drilling apparatus for mine blasting with the functions of removing crushed stones and protecting according to claim 4, wherein the telescoping mechanism has two sets disposed on both sides of the drilling shaft.
8. The drilling rig for mine blasting with functions of clearing broken stones and protecting according to claim 1, wherein sliding blocks are arranged on two sides of the moving plate, and sliding rails matched with the sliding blocks are arranged on the supporting frame.
9. The drilling rig for mine blasting with functions of cleaning broken stones and protecting according to claim 8, wherein the two sides of the receiving drawer are provided with first handles, the second handle is arranged above the sliding block, and the two sides of the supporting frame are provided with third handles.
10. The drilling rig for mine blasting with functions of clearing crushed stones and protecting according to claim 1, wherein the driving device is a motor, and the support frame is further provided with a mobile power supply.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011346917.9A CN112610162B (en) | 2020-11-26 | 2020-11-26 | Drilling device with stone breaking cleaning and protecting functions for mine blasting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011346917.9A CN112610162B (en) | 2020-11-26 | 2020-11-26 | Drilling device with stone breaking cleaning and protecting functions for mine blasting |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112610162A true CN112610162A (en) | 2021-04-06 |
| CN112610162B CN112610162B (en) | 2023-07-18 |
Family
ID=75225309
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011346917.9A Active CN112610162B (en) | 2020-11-26 | 2020-11-26 | Drilling device with stone breaking cleaning and protecting functions for mine blasting |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112610162B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115126534A (en) * | 2022-07-08 | 2022-09-30 | 核工业井巷建设集团有限公司 | Soil body settlement monitoring and reinforcing device and method during reverse tunneling construction of deep well |
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| JPH07310492A (en) * | 1994-05-19 | 1995-11-28 | Ohbayashi Corp | Bedrock tunnel excavating construction method |
| CN107127896A (en) * | 2017-06-30 | 2017-09-05 | 唐山钢铁集团有限责任公司 | A kind of housing construction wall body hole machine |
| CN108179775A (en) * | 2018-01-04 | 2018-06-19 | 黄远明 | A kind of municipal road pavement drainage construction machine that eco-concrete slope surface can be dug |
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| CN208518669U (en) * | 2018-06-04 | 2019-02-19 | 黑龙江民航建筑安装工程有限公司 | A kind of underpass excavating equipment drilling machine |
| CN210315738U (en) * | 2019-07-04 | 2020-04-14 | 山东铭德机械有限公司 | High-frequency crushing structure for excavator |
| CN210336461U (en) * | 2019-05-23 | 2020-04-17 | 西峡县三泰矿业有限公司 | Ore perforating device |
-
2020
- 2020-11-26 CN CN202011346917.9A patent/CN112610162B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07310492A (en) * | 1994-05-19 | 1995-11-28 | Ohbayashi Corp | Bedrock tunnel excavating construction method |
| CN107127896A (en) * | 2017-06-30 | 2017-09-05 | 唐山钢铁集团有限责任公司 | A kind of housing construction wall body hole machine |
| CN108179775A (en) * | 2018-01-04 | 2018-06-19 | 黄远明 | A kind of municipal road pavement drainage construction machine that eco-concrete slope surface can be dug |
| CN208518669U (en) * | 2018-06-04 | 2019-02-19 | 黑龙江民航建筑安装工程有限公司 | A kind of underpass excavating equipment drilling machine |
| CN109025814A (en) * | 2018-07-30 | 2018-12-18 | 潘旭康 | A kind of working in driving face of coal mine prospecting by boring protective device |
| CN210336461U (en) * | 2019-05-23 | 2020-04-17 | 西峡县三泰矿业有限公司 | Ore perforating device |
| CN210315738U (en) * | 2019-07-04 | 2020-04-14 | 山东铭德机械有限公司 | High-frequency crushing structure for excavator |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115126534A (en) * | 2022-07-08 | 2022-09-30 | 核工业井巷建设集团有限公司 | Soil body settlement monitoring and reinforcing device and method during reverse tunneling construction of deep well |
Also Published As
| Publication number | Publication date |
|---|---|
| CN112610162B (en) | 2023-07-18 |
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