CN111963233A - Rescue device for mining industry - Google Patents
Rescue device for mining industry Download PDFInfo
- Publication number
- CN111963233A CN111963233A CN202010804616.XA CN202010804616A CN111963233A CN 111963233 A CN111963233 A CN 111963233A CN 202010804616 A CN202010804616 A CN 202010804616A CN 111963233 A CN111963233 A CN 111963233A
- Authority
- CN
- China
- Prior art keywords
- plate
- rescue
- mining industry
- base
- sliding
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn
Links
- 238000005065 mining Methods 0.000 title claims abstract description 27
- 238000005520 cutting process Methods 0.000 claims abstract description 28
- 230000005540 biological transmission Effects 0.000 claims description 9
- 230000006978 adaptation Effects 0.000 claims 1
- 239000004575 stone Substances 0.000 abstract description 21
- 230000006378 damage Effects 0.000 abstract description 6
- 238000005553 drilling Methods 0.000 description 6
- 239000003245 coal Substances 0.000 description 3
- 238000004140 cleaning Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- -1 fire Substances 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000002269 spontaneous effect Effects 0.000 description 1
Images
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
- E21F11/00—Rescue devices or other safety devices, e.g. safety chambers or escape ways
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Business, Economics & Management (AREA)
- Health & Medical Sciences (AREA)
- Emergency Management (AREA)
- Pulmonology (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Drilling And Exploitation, And Mining Machines And Methods (AREA)
Abstract
The invention discloses a rescue device for mining industry, which relates to the technical field of mining rescue equipment and comprises a base, wherein rollers are uniformly arranged at the bottom of the base, a bottom plate is fixedly connected to the top of the base, a lifting groove is formed in the top of the bottom plate, an inner plate is connected between two sides of the inner wall of the lifting groove in a sliding mode, the top of the inner plate is rotatably connected with an inclined plate, the bottom of the inclined plate is rotatably connected with the bottom plate through a front supporting rod, the top of the base is fixedly connected with the bottom plate through a rear supporting rod, and a cutting device is arranged at one end, far away from the inner plate, of the bottom of the inclined plate. This rescue device for mining industry can reduce the space and the cost that mining disaster rescue equipment took, arouses when avoiding the rescue passageway probing to collapse and causes the secondary damage of mine, has improved the safety degree of mining disaster rescue, can carry the stone fast during the rescue passageway probing, improves the probing speed of rescue passageway, increases the cost rate of rescue.
Description
Technical Field
The invention relates to the technical field of mining rescue equipment, in particular to a rescue device for mining industry.
Background
China is a large country for coal production and utilization and is also a large country for mine accidents, spontaneous combustion disasters such as water, fire, gas and the like can exist in the coal mining process, the life safety of many miners is seriously threatened, the coal mine safety is highly emphasized all the time, and various emergency measures are taken to deal with the mine accidents.
The invention CN106246219B discloses a mine safety rescue robot, which comprises a conical spiral drill bit, a rear half body shell, a front half body shell, a rear half spherical shell, a front hemispherical shell and the like, wherein the rescue robot is placed in advance in a mine tunnel, when collapse and water permeation accidents occur in a mine, workers in the mine rapidly run into the robot and rapidly close the front hemispherical shell 5, the robot is driven to move to escape, but mine accidents happen suddenly, the workers sometimes have insufficient time to escape to the rescue robot for escaping, and at the same time, not less than the same number of robots are required to be placed in the mine tunnel, so that the occupied space is large, and the required cost is high.
The invention CN105697056A discloses a mine vertical rescue lifting system, which comprises a mine rescue motor vehicle, a vehicle-mounted lifting equipment base platform and a mine rescue cabin, wherein when a mine disaster occurs, the mine rescue motor vehicle carries rescue equipment to quickly reach a rescue site after a mine rescue channel is drilled, and a mine rescue cabin is conveyed to miners in a rescue mine in a mine, but the mine rescue channel is easy to collapse to cause secondary damage to the mine during drilling, the safety degree is low, stones generated during the mine drilling are inconvenient to carry, the drilling efficiency of the rescue channel is low, and the success rate of the mine rescue is reduced.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides a rescue device for mining industry, which can reduce the space and cost occupied by mine disaster rescue equipment, avoid secondary damage of a mine caused by collapse when a rescue channel is drilled, improve the safety degree of mine disaster rescue, rapidly carry stones when the rescue channel is drilled, improve the drilling speed of the rescue channel and increase the cost rate of rescue.
In order to achieve the purpose, the invention is realized by the following technical scheme: the utility model provides a rescue apparatus for mining industry, includes the base, the gyro wheel is evenly installed to the bottom of base, the top fixedly connected with bottom plate of base, the lift groove has been seted up at the top of bottom plate, sliding connection has the inner panel between the inner wall both sides in lift groove, the top of inner panel is rotated and is connected with the hang plate, the bottom of hang plate is passed through preceding bracing piece and is connected with the bottom plate rotation, back bracing piece and bottom plate fixed connection are passed through at the top of base, the one end that the inner panel was kept away from to the bottom of hang plate is installed cutting device, the access & exit has been seted up to one side of bottom plate, install conveyor between the inner wall both sides of access & exit, conveyor keeps away from one side of bottom.
Preferably, the lifting device comprises symmetrically installed straight plates, a folded plate is rotatably connected to one end, far away from the conveying device, of the top of each straight plate, an oil cylinder is installed at the top of each folded plate, the top of each oil cylinder is rotatably connected with the corresponding straight plate through the corresponding lifting plate, the base is pushed to move to a collapsed mine channel, the lifting plates are downwards extruded to the lowest position, the straight plates are rotated to move to the positions below the stones from two sides of the stones, the folded plates downwards extrude the mine ground to be supported and fixed after the oil cylinders are started, the sliding blocks are blocked by the baffle plates along the joints of the short plates and the long plates of the chute slide ways, the oil cylinders continue to work to lift and rotate the lifting plates, the stones above the lifting plates are pushed onto the conveying device and conveyed to the other side of the bottom plate, the stones can be lifted and conveyed on uneven ground, adaptability of the device to different environments is improved, and stones, the labor cost required by the mine passage cleaning is reduced, the efficiency of the mine passage cleaning is improved, and the probability of rescuing the trapped personnel in the mine is improved.
Preferably, the lifting plate comprises a short plate, and one end of the short plate, which is far away from the straight plate, is rotatably connected with a long plate.
Preferably, the short plate and the long plate are provided with sliding grooves at one sides close to the folded plate, the inner wall of each sliding groove is connected with a sliding block in a sliding mode, the oil cylinder is connected with the sliding block in a rotating mode, and the baffle is fixedly connected at a position, close to the sliding grooves, of one side of the short plate.
Preferably, the top of the straight plate is far away from one end of the conveying device and is fixedly connected with a tightening spring, the end of the tightening spring, which is far away from the straight plate, is fixedly connected with the folded plate, the tightening spring pushes the folded plate to rotate towards the conveying device, so that the folded plate, the oil cylinder and the lifting plate lean against the base, the space occupied by the device is reduced, and the device is convenient to store and transport.
Preferably, the cutting device comprises a positioning plate, a rotating plate is uniformly arranged on one side of the positioning plate far away from the inclined plate, one side of the rotating plate is fixedly connected with a cutting motor, the output end of the cutting motor is connected with a drill bit in a transmission way, one end of the drill bit, which is far away from the cutting motor, extends to the outside of the inclined plate, one side of the positioning plate is provided with a swinging device, the swing device is connected with the transmission of commentaries on classics board, and the cutting motor drives the drill bit and rotates, drives the traction lever and makes a round trip to slide after reciprocating mechanism work, and limiting plate on the traction lever drives and changes the board and rotate, makes pivoted drill bit round trip to move cutting stone on the horizontal direction, and the stone after the cutting falls the below of hang plate, promotes the convenient continuation cutting of base forward movement, and the bottom stone is replaced the stone that supports the top by the hang plate by the position of cutting, arouses the secondary injury that causes the mine that sinks when avoiding rescue passageway probing.
Preferably, the swinging device comprises a draw bar, the draw bar is connected with the positioning plate in a sliding manner, a through hole matched with the draw bar is formed in one side of the rotating plate, limiting plates are symmetrically arranged at positions, close to the through hole, of the outer side of the draw bar, a reciprocating mechanism is arranged on one side of the positioning plate, and the reciprocating mechanism is in transmission connection with the draw bar.
Preferably, the bottom of the inclined plate is connected with a sliding plate in a sliding manner, a bolt penetrates through one side of the sliding plate, which is far away from the inclined plate, the bottom of the inclined plate is uniformly provided with a thread groove matched with the bolt, the bottom of the sliding plate is rotationally connected with the base through a supporting plate, the inner plate is lifted along the lifting groove until the top of the inclined plate is contacted with the top of the inner wall of the mine channel, the sliding plate is slid along the inclined plate, the sliding plate is fixed on the inclined plate through the bolt, the height of the inclined plate can be adjusted according to the height of the mine to be used for supporting the inner wall of the mine, secondary damage to the mine caused by collapse during drilling of a rescue channel is avoided, the device can adapt to mine channels with different specifications and sizes, the adaptability of the device is improved, the height of the inclined plate and the position of the positioning plate are adjusted, a drill bit can, the safety of the mine drilling is increased.
The invention provides a rescue device for mining industry. The method has the following beneficial effects:
(1) this mining industry is with rescue device can be used for supporting the mine inner wall according to the height of the high adjustment hang plate of mine, causes the secondary damage that causes the mine that sinks when avoiding rescuing the passageway probing, makes the device can adapt to the mine passageway of different specifications size, has improved the adaptability of device.
(2) This rescue device for mining industry carries the stone in the mine gallery fast, has reduced the required cost of labor of mine passageway clearance, has improved the efficiency of mine passageway clearance, has improved the probability that stranded personnel were rescued in the mine.
(3) This rescue device for mining industry can be as required nimble adjustment in the mine passageway the position of stone cutting, increases the security of mine probing.
(4) This mining industry is with rescue device has reduced the space that the device occupy, makes things convenient for the device to deposit and transport.
(5) This mining industry is with rescue device can help lifting transport stone on the subaerial of unevenness, has improved the adaptability of device to different environment.
Drawings
FIG. 1 is a schematic side view of the present invention;
FIG. 2 is a schematic bottom view of the present invention;
FIG. 3 is an enlarged view of the structure at A in FIG. 1 according to the present invention;
FIG. 4 is an enlarged view of the structure at B in FIG. 2 according to the present invention;
FIG. 5 is a schematic view of a cutting device according to the present invention.
In the figure: 1-base, 2-roller, 3-bottom plate, 4-lifting groove, 5-inner plate, 6-inclined plate, 7-front supporting rod, 8-rear supporting rod, 9-cutting device, 901-positioning plate, 902-rotating plate, 903-cutting motor, 904-drill bit, 905-swinging device, 9051-draw bar, 9052-perforation, 9053-limiting plate, 9054-reciprocating mechanism, 10-inlet-outlet, 11-conveying device, 12-lifting device, 121-straight plate, 122-folded plate, 123-oil cylinder, 124-lifting plate, 1241-short plate, 1242-long plate, 125-sliding groove, 126-sliding block, 127-baffle, 128-tightening spring, 13-sliding plate, 14-bolt, 15-thread groove, 16-support plate.
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.
Examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the invention and are not to be construed as limiting the invention.
Example one
Referring to fig. 1-3, the present invention provides a technical solution: the utility model provides a rescue apparatus for mining industry, includes base 1, and gyro wheel 2, its characterized in that are evenly installed to base 1's bottom: base 1's top fixedly connected with bottom plate 3, lift groove 4 has been seted up at the top of bottom plate 3, sliding connection has inner panel 5 between the inner wall both sides of lift groove 4, the top of inner panel 5 is rotated and is connected with hang plate 6, the bottom of hang plate 6 is rotated with bottom plate 3 through preceding bracing piece 7 and is connected, back bracing piece 8 and bottom plate 3 fixed connection are passed through at base 1's top, access & exit 10 has been seted up to one side of bottom plate 3, install conveyor 11 between the inner wall both sides of access & exit 10, conveyor 11 installs lifting device 12 from one side of bottom plate 3.
The lifting device 12 comprises a straight plate 121 which is symmetrically arranged, a folded plate 122 is rotatably connected to one end, far away from the conveying device 11, of the top of the straight plate 121, an oil cylinder 123 is arranged on the top of the folded plate 122, and the top of the oil cylinder 123 is rotatably connected with the straight plate 121 through a lifting plate 124.
The lifting plate 124 includes a short plate 1241, and one end of the short plate 1241 far from the straight plate 121 is rotatably connected with a long plate 1242.
The short plate 1241 and the long plate 1242 are provided with a sliding chute 125 at one side close to the folded plate 122, the inner wall of the sliding chute 125 is connected with a sliding block 126 in a sliding manner, the oil cylinder 123 is connected with the sliding block 126 in a rotating manner, and a baffle 127 is fixedly connected at a position close to the sliding chute 125 at one side of the short plate 1241.
A tightening spring 128 is fixedly connected to the end of the top of the straight plate 121 remote from the conveyor 11, and the end of the tightening spring 128 remote from the straight plate 121 is fixedly connected to the flap 122.
When the device is used, the spring 128 is tightened to push the folding plate 122 to rotate towards the conveying device 11, the folding plate 122, the oil cylinder 123 and the lifting plate 124 are enabled to lean against the base 1, the base 1 is pushed to move to the position of a collapsed mine passage, the lifting plate 124 is pressed downwards to the lowest position, the straight rotating plate 121 moves to the position below a stone block from two sides of the stone block, the folding plate 122 downwards presses the mine ground to be supported and fixed after the oil cylinder 123 is started, the slider 126 is blocked by the baffle 127 at the joint of the short plate 1241 and the long plate 1242 along the chute 125, the oil cylinder 123 continues to work to lift and rotate the lifting plate 124, and the stone block above the lifting plate 124 is pushed onto the conveying device 11 and is conveyed to the other side of the bottom plate.
Example two
Referring to fig. 1-5, the present invention provides a technical solution: on the basis of embodiment one, cutting device 9 is installed to the one end that the bottom of hang plate 6 was kept away from inner panel 5, cutting device 9 includes locating plate 901, the one side that locating plate 901 was kept away from hang plate 6 evenly installs commentaries on classics board 902, one side fixedly connected with cutting motor 903 of commentaries on classics board 902, the output transmission of cutting motor 903 is connected with drill bit 904, the one end that cutting motor 903 was kept away from to drill bit 904 extends to the outside of hang plate 6, pendulous device 905 is installed to one side of locating plate 901, pendulous device 905 is connected with commentaries on classics board 902 transmission.
The swinging device 905 comprises a traction rod 9051, the traction rod 9051 is connected with the positioning plate 901 in a sliding mode, a through hole 9052 matched with the traction rod 9051 is formed in one side of the rotating plate 902, limiting plates 9053 are symmetrically installed on the outer side of the traction rod 9051 close to the through hole 9052, a reciprocating mechanism 9054 is installed on one side of the positioning plate 901, and the reciprocating mechanism 9054 is in transmission connection with the traction rod 9051.
When the cutting device is used, the cutting motor 903 drives the drill bit 904 to rotate, the reciprocating mechanism 9054 drives the traction rod 9051 to slide back and forth after working, the limiting plate 9053 on the traction rod 9051 drives the rotating plate 902 to rotate, the rotating drill bit 904 moves back and forth in the horizontal direction to cut a stone, the cut stone falls below the inclined plate 6, and the base 1 is pushed to move forward to facilitate continuous cutting.
EXAMPLE III
Referring to fig. 1-5, the present invention provides a technical solution: on the basis of the second embodiment, a sliding plate 13 is slidably connected to the bottom of the inclined plate 6, a bolt 14 penetrates through one side of the sliding plate 13, which is far away from the inclined plate 6, a thread groove 15 matched with the bolt 14 is uniformly formed in the bottom of the inclined plate 6, and the bottom of the sliding plate 13 is rotatably connected with the base 1 through a supporting plate 16.
When the device is used, the inner plate 5 is lifted along the lifting groove 4 until the top of the inclined plate 6 is contacted with the top of the inner wall of a mine passage, the sliding plate 13 is slid along the inclined plate 6, the sliding plate 13 is fixed on the inclined plate 6 by using the bolt 14, and the height of the inclined plate 6 and the position of the positioning plate 901 are adjusted, so that the drill 904 can cut stones at different heights.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (8)
1. The utility model provides a rescue apparatus for mining industry, includes base (1), gyro wheel (2), its characterized in that are evenly installed to the bottom of base (1): the top of the base (1) is fixedly connected with a bottom plate (3), the top of the bottom plate (3) is provided with a lifting groove (4), an inner plate (5) is connected between the two sides of the inner wall of the lifting groove (4) in a sliding way, the top of the inner plate (5) is rotationally connected with an inclined plate (6), the bottom of the inclined plate (6) is rotatably connected with the bottom plate (3) through a front supporting rod (7), the top of the base (1) is fixedly connected with the bottom plate (3) through a rear supporting rod (8), a cutting device (9) is arranged at one end of the bottom of the inclined plate (6) far away from the inner plate (5), an entrance (10) is arranged on one side of the bottom plate (3), a conveying device (11) is arranged between two sides of the inner wall of the entrance (10), and a lifting device (12) is arranged on one side of the conveying device (11) far away from the bottom plate (3).
2. The rescue apparatus for mining industry according to claim 1, characterized in that: the lifting device (12) comprises a straight plate (121) which is symmetrically installed, a folded plate (122) is rotatably connected to one end, far away from the conveying device (11), of the top of the straight plate (121), an oil cylinder (123) is installed at the top of the folded plate (122), and the top of the oil cylinder (123) is rotatably connected with the straight plate (121) through a lifting plate (124).
3. The rescue apparatus for mining industry according to claim 2, characterized in that: the lifting plate (124) comprises a short plate (1241), and one end, far away from the straight plate (121), of the short plate (1241) is rotatably connected with a long plate (1242).
4. A rescue apparatus for mining industry according to claim 3, characterized in that: the folding plate is characterized in that sliding grooves (125) are formed in one sides, close to the folding plate (122), of the short plate (1241) and the long plate (1242), sliding blocks (126) are connected to the inner walls of the sliding grooves (125) in a sliding mode, the oil cylinders (123) are connected with the sliding blocks (126) in a rotating mode, and baffle plates (127) are fixedly connected to the positions, close to the sliding grooves (125), of one sides of the short plate (1241).
5. The rescue apparatus for mining industry according to claim 2, characterized in that: one end, far away from the conveying device (11), of the top of the straight plate (121) is fixedly connected with a tightening spring (128), and one end, far away from the straight plate (121), of the tightening spring (128) is fixedly connected with the folded plate (122).
6. The rescue apparatus for mining industry according to claim 1, characterized in that: cutting device (9) include locating plate (901), one side that locating plate (901) kept away from hang plate (6) evenly installs and changes board (902), one side fixedly connected with cutting motor (903) of changeing board (902), the output transmission of cutting motor (903) is connected with drill bit (904), the one end that cutting motor (903) were kept away from in drill bit (904) extends to the outside of hang plate (6), pendulous device (905) are installed to one side of locating plate (901), pendulous device (905) are connected with commentaries on classics board (902) transmission.
7. The rescue apparatus for mining industry according to claim 6, characterized in that: the swinging device (905) comprises a draw bar (9051), the draw bar (9051) is in sliding connection with the positioning plate (901), a through hole (9052) matched with the draw bar (9051) is formed in one side of the rotating plate (902), limiting plates (9053) are symmetrically mounted on the outer side of the draw bar (9051) close to the through hole (9052), a reciprocating mechanism (9054) is mounted on one side of the positioning plate (901), and the reciprocating mechanism (9054) is in transmission connection with the draw bar (9051).
8. The rescue apparatus for mining industry according to claim 1, characterized in that: the bottom sliding connection of hang plate (6) has slide (13), bolt (14) have been run through to one side that hang plate (6) were kept away from in slide (13), thread groove (15) with bolt (14) looks adaptation are evenly seted up to the bottom of hang plate (6), the bottom of slide (13) is passed through backup pad (16) and is rotated with base (1) and be connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010804616.XA CN111963233A (en) | 2020-08-11 | 2020-08-11 | Rescue device for mining industry |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010804616.XA CN111963233A (en) | 2020-08-11 | 2020-08-11 | Rescue device for mining industry |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111963233A true CN111963233A (en) | 2020-11-20 |
Family
ID=73364301
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010804616.XA Withdrawn CN111963233A (en) | 2020-08-11 | 2020-08-11 | Rescue device for mining industry |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111963233A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114075993A (en) * | 2022-01-19 | 2022-02-22 | 徐州智云安全技术研究院有限公司 | Rescue ventilation device suitable for mine |
| CN114320452A (en) * | 2022-01-26 | 2022-04-12 | 赵彬彬 | Mine safety rescue device |
-
2020
- 2020-08-11 CN CN202010804616.XA patent/CN111963233A/en not_active Withdrawn
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114075993A (en) * | 2022-01-19 | 2022-02-22 | 徐州智云安全技术研究院有限公司 | Rescue ventilation device suitable for mine |
| CN114320452A (en) * | 2022-01-26 | 2022-04-12 | 赵彬彬 | Mine safety rescue device |
| CN114320452B (en) * | 2022-01-26 | 2024-02-02 | 赵彬彬 | Mine safety rescue device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US4770086A (en) | Portable ventilation safety device | |
| CN111963233A (en) | Rescue device for mining industry | |
| JPS61502828A (en) | Vertical drilling equipment and method | |
| CN112696217A (en) | Small-section anchoring and rock drilling integrated machine | |
| CN104695860B (en) | Fully-mechanized mining working jumbolter and fully-mechanized mining working, which are mined, anchors integration apparatus | |
| CN205977098U (en) | All -hydraulic track -mounted drill of both arms for coal mine | |
| CN103993879A (en) | Boom-type roadheader mounted tunneling anchor-along drilling integrated drilling machine | |
| CN111058884B (en) | Mine safety protection support frame with emergency escape function | |
| WO2012098531A1 (en) | Tunnelling apparatus and method therefor | |
| CN101975077A (en) | High-outburst coal mine coal roadway drilling-loading-bolting integrated machine | |
| CN109594919A (en) | A kind of foldable tunnel frame pipe machine of coal mine track walking | |
| US3834761A (en) | Deep-mine augering machine | |
| CN101824990A (en) | Rock drivage process for four-arm hydraulic drill rig and breaking-loading-transporting-guniting integrated machine | |
| CN114320310B (en) | Rapid tunneling system for new rescue tunnels | |
| CN210889001U (en) | Large-inclination hydraulic support | |
| CN113882813B (en) | Underground rapid tunneling advanced drilling device and method for coal mine | |
| US3877717A (en) | Multi-purpose vehicle for use underground | |
| CN217028920U (en) | Onboard support platform system for development machine | |
| US3851481A (en) | Multi-purpose vehicle for use underground | |
| CN216517844U (en) | Double-arm double-power top cutting drilling machine | |
| CN208350400U (en) | A kind of pusher leg drill is punchinged testing stand | |
| CN220469927U (en) | Horizontal rescue drilling machine for coal mine | |
| CN114370276B (en) | A new construction method for opening rescue passages | |
| CN218808387U (en) | Hinge telescopic type coal blocking wall for protecting machine tail and coal mining conveyor | |
| CN214463989U (en) | Automatic drill rod loading and unloading device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20201120 |
|
| WW01 | Invention patent application withdrawn after publication |