CN112282661A - A suspension type rotation drive structure for raise boring machine - Google Patents
A suspension type rotation drive structure for raise boring machine Download PDFInfo
- Publication number
- CN112282661A CN112282661A CN202011250815.7A CN202011250815A CN112282661A CN 112282661 A CN112282661 A CN 112282661A CN 202011250815 A CN202011250815 A CN 202011250815A CN 112282661 A CN112282661 A CN 112282661A
- Authority
- CN
- China
- Prior art keywords
- hydraulic cylinder
- boring machine
- raise boring
- drive assembly
- hinged
- 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.)
- Pending
Links
- 239000000725 suspension Substances 0.000 title claims abstract description 8
- 238000009434 installation Methods 0.000 abstract description 10
- 238000005299 abrasion Methods 0.000 abstract description 3
- 230000002035 prolonged effect Effects 0.000 abstract description 2
- 230000000694 effects Effects 0.000 description 7
- 239000010720 hydraulic oil Substances 0.000 description 3
- 238000005065 mining Methods 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005553 drilling Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 238000009412 basement excavation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003028 elevating effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
- 230000007847 structural defect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
-
- 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
-
- 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
- E21B19/00—Handling rods, casings, tubes or the like outside the borehole, e.g. in the derrick; Apparatus for feeding the rods or cables
- E21B19/08—Apparatus for feeding the rods or cables; Apparatus for increasing or decreasing the pressure on the drilling tool; Apparatus for counterbalancing the weight of the rods
- E21B19/086—Apparatus for feeding the rods or cables; Apparatus for increasing or decreasing the pressure on the drilling tool; Apparatus for counterbalancing the weight of the rods with a fluid-actuated cylinder
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Earth Drilling (AREA)
Abstract
The invention discloses a suspension type rotation driving structure for a raise boring machine, which comprises a rack, a rotation driving assembly and a lifting driving mechanism, wherein two guide stand columns are vertically arranged on the rack, the rotation driving assembly is slidably arranged on the two guide stand columns, one end of the lifting driving mechanism is hinged with the rotation driving assembly, and the other end of the lifting driving mechanism is hinged with the rack. The rotary driving assembly adopts a suspension type design, namely the lifting driving mechanism reduces the restraint of the rotary driving assembly through the hinged rack and the rotary driving assembly, compared with the traditional four-column limit type raise crane, the invention has obvious advantages on the installation and the disassembly of the lifting driving mechanism and the rotary driving assembly, the linear precision of the propulsion motion of the rotary driving structure can be ensured by adopting two-column limit, the freedom degree of the whole component can be increased by adopting two hinges, the resistance caused by a small amount of dislocation during high-precision installation can be avoided, the abrasion of related precision contact parts can be reduced, the service life of related precision parts is prolonged, and the cost is saved.
Description
Technical Field
The invention relates to mining mechanical equipment, in particular to a suspended type rotary driving structure for a raise boring machine.
Background
Raise boring machine is the pit shaft excavation machinery that utilizes rotary drilling to break rock pore-forming and can reverse reaming, and traditional raise boring machine's slewing drive assembly generally is by two guide post, and two advance its slewing drive assembly of hydraulic cylinder control and reciprocate, and concrete structure is: four guide stand columns are arranged on the rack, the rotary driving assembly is sleeved on the inner sides of the four guide stand columns through a guide sleeve in a sliding mode, the propulsion hydraulic oil cylinder penetrates through the rotary driving assembly, and the other end of the propulsion hydraulic oil cylinder is fixed on the rack. In the traditional raise boring machine structure, because the slewing drive assembly is provided with a plurality of constraints, the requirement on the installation precision of the slewing drive assembly is too high, so that the slewing drive assembly is difficult to install.
Errors in manufacturing or assembling a conventional raise boring machine may over-constrain the entire machine, uneven stress and abrasion may exist between the guide sleeve and the guide column, a severe mechanical accident may be caused when the stress is uneven, and the abrasion may cause frequent replacement of precision parts, resulting in economic loss. And the rotary driving assembly of the traditional raise boring machine is generally fixed with a pushing hydraulic oil cylinder, so that the rotary driving assembly is very difficult to assemble and disassemble and is not beneficial to the maintenance of an operator on equipment.
Disclosure of Invention
The present invention is directed to solving at least one of the problems of the prior art. Therefore, the invention provides a suspension type rotation driving structure for a raise boring machine, which solves the problem of difficult installation of a rotation driving assembly, reduces the over-constraint problem caused by manufacturing and assembling errors, has the characteristics of convenient installation, convenient maintenance and the like, and solves the structural defects of the rotation mechanism of the traditional raise boring machine.
According to the embodiment of the invention, the suspended type rotary driving structure for the raise boring machine comprises a rack, a rotary driving assembly and a lifting driving mechanism, wherein two guide stand columns are vertically arranged on the rack, the rotary driving assembly is slidably mounted on the two guide stand columns, one end of the lifting driving mechanism is hinged with the rotary driving assembly, and the other end of the lifting driving mechanism is hinged with the rack.
According to the embodiment of the invention, at least the following technical effects are achieved:
the rotary driving assembly is designed in a suspension mode, namely the lifting driving mechanism is hinged with the rack and the rotary driving assembly, so that the constraint of the rotary driving assembly is reduced, compared with a traditional four-column limit type raise crane, the lifting driving mechanism and the rotary driving assembly are obviously mounted and dismounted, the linear precision of the propelling movement of the rotary driving mechanism can be guaranteed by adopting two-column limit, the freedom degree of the whole component can be increased by adopting two hinges, the resistance caused by a small amount of dislocation during high-precision mounting can be avoided, the wear of related precision contact parts can be obviously reduced by the design of the suspension type driving assembly, the service life of the related precision parts is prolonged, and the cost is saved.
According to some embodiments of the invention, the swing drive assembly is hinged to a propulsion link, and the lifting drive mechanism is hinged to the frame at one end and hinged to the propulsion link at the other end.
According to the embodiment of the invention, at least the following technical effects are achieved:
through setting up impel the link, make drive assembly's installation, dismantlement are simple swift more, and the structure is more firm.
According to some embodiments of the invention, the propulsion link is provided with a plurality of hinge points on a peripheral side of the swing drive assembly.
According to some embodiments of the invention, the lifting drive mechanism comprises a first hydraulic cylinder and a second hydraulic cylinder, the first hydraulic cylinder is connected with the second hydraulic cylinder, the piston column of the first hydraulic cylinder faces towards the opposite direction to the piston column of the second hydraulic cylinder, the end of the piston column of the first hydraulic cylinder is hinged with the propelling connecting frame or the machine frame, and the end of the piston column of the second hydraulic cylinder is hinged with the propelling connecting frame or the machine frame.
According to some embodiments of the invention, the lift drive mechanism is provided with two of the first hydraulic cylinders and one of the second hydraulic cylinders and both the first hydraulic cylinder and the second hydraulic cylinder are single-stage hydraulic cylinders, the second hydraulic cylinder being connected intermediate the two single-stage hydraulic cylinders of the first hydraulic cylinder.
According to the embodiment of the invention, at least the following technical effects are achieved:
the three single-stage hydraulic cylinders are connected in a connecting mode, so that the working stroke is longer, the structure size is smaller after the piston rod is contracted, and meanwhile, compared with the two-stage hydraulic cylinders, the design can realize larger cylinder piston acting area and improve the working load.
According to some embodiments of the invention, the second hydraulic cylinder is provided with a lifting ring at its rear end.
According to the embodiment of the invention, at least the following technical effects are achieved:
because the lifting driving mechanism in the invention has large volume and heavy weight, the lifting ring is arranged at the tail end of the second-stage hydraulic cylinder, so that the lifting driving mechanism can be hoisted, and the lifting driving mechanism is more convenient and quicker to install.
According to some embodiments of the invention, the swing drive assembly is provided with a swing drive assembly housing, and the propulsion link is positioned above and hingedly connected to the swing drive assembly housing.
According to the embodiment of the invention, at least the following technical effects are achieved:
the box body of the slewing drive assembly has the function of protecting the box body of the slewing drive assembly.
According to some embodiments of the invention, the box body of the slewing drive assembly is provided with two guide sleeves, and the two guide sleeves are respectively sleeved on the two guide upright posts in a sliding manner.
According to some embodiments of the invention, a hinge slot is provided on the frame for hinging the lift drive mechanism.
According to some embodiments of the invention, the hinge groove is provided with additional plates at both sides of the lifting driving mechanism.
According to the embodiment of the invention, at least the following technical effects are achieved:
in the embodiment of the invention, the installation plate is arranged, so that the effect of stabilizing the lifting driving mechanism can be achieved,
additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
FIG. 1 is a schematic diagram of a first perspective of the present invention;
FIG. 2 is a schematic diagram of a second perspective of the present invention;
FIG. 3 is a schematic view of a lift drive mechanism of the present invention;
in the figure: 100-a rack, 101-a hinge groove, 102-an additional plate, 200-a rotary driving assembly, 210-a propelling connecting frame, 211-a hoisting hole, 212-a position avoiding hole, 220-a rotary driving assembly box body, 300-a guide upright post, 301-a guide sleeve, 400-a lifting driving mechanism, 401-a first hydraulic cylinder, 402-a second hydraulic cylinder and 403-a hanging ring.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar 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 accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "axial", "radial", "circumferential", and the like, indicate orientations and positional relationships based on the orientations and positional relationships shown in the drawings, and are used merely for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1 to 3, the present invention provides a suspended type rotation driving structure for a raise boring machine, including a frame 100, a rotation driving assembly 200 and a lifting driving mechanism 400, wherein two guide pillars 300 are vertically disposed on the frame 100, the rotation driving assembly 200 is slidably mounted on the two guide pillars 300, one end of the lifting driving mechanism 400 is hinged to the rotation driving assembly 200, and the other end is hinged to the frame 100.
The invention adopts an integrated rotary driving assembly 200 design, the rotary driving assembly 200 is arranged on two guide upright posts 300 and can slide up and down along the two guide upright posts 300, one end of a working power unit lifting driving mechanism 400 is hinged with the rotary driving assembly 200, and the other end is hinged with a frame 100, thereby realizing the suspended installation of the rotary driving assembly 200. When the lifting driving mechanism 400 is stretched during operation, the rotation driving assembly 200 is driven to lift, so that drilling thrust and reaming tension are generated.
In some embodiments of the present invention, the rotary driving assembly 200 is hinged to the pushing connection frame 210, and one end of the lifting driving mechanism 400 is hinged to the frame 100, and the other end is hinged to the pushing connection frame 210.
In some embodiments of the present invention, the propulsion link 210 has a plurality of hinge points disposed on the periphery of the swing drive assembly 200.
Specifically, 4 hinge points are arranged on the lower portion of the propulsion link 210 on the periphery of the swing drive assembly 200 for suspending the swing drive assembly 200, so that the swing drive assembly can be adjusted left and right and slidably mounted in the guide posts 300 on the frame 100, and 4 hinge points are symmetrically arranged on the upper portion of the propulsion link 210 for being hinged to the lifting drive mechanism 400.
In some embodiments of the present invention, the lifting driving mechanism 400 comprises a first hydraulic cylinder 401 and a second hydraulic cylinder 402, the first hydraulic cylinder 401 is connected to the second hydraulic cylinder 402, and the piston column of the first hydraulic cylinder 401 faces to the opposite direction of the piston column of the second hydraulic cylinder 402, the end of the piston column of the first hydraulic cylinder 401 is hinged to push the connecting frame 210 or the hinged frame 100, and the end of the piston column of the second hydraulic cylinder 402 is hinged to push the connecting frame 210 or the hinged frame 100.
In some embodiments of the invention, the first hydraulic cylinder 401 and the hydraulic cylinder 402 of the lift drive mechanism 400 are each single stage hydraulic cylinders connected and with the piston columns facing in opposite directions. Compared with the design that the traditional raise mining machine directly uses a secondary hydraulic cylinder as a lifting driving mechanism, the design of the invention not only can complete the lifting function of the traditional raise mining machine, but also is more convenient to maintain.
In some embodiments of the present invention, the lifting drive mechanism 400 is provided with two first hydraulic cylinders 401 and one second hydraulic cylinder 402 and the first hydraulic cylinder 401 and the second hydraulic cylinder 402 are both single-stage hydraulic cylinders, and the second hydraulic cylinder 402 is connected between the two single-stage hydraulic cylinders of the first hydraulic cylinder 401.
The three single-stage hydraulic cylinders are connected in a connecting mode, so that the working stroke is longer, the structure size is smaller after the piston rod is contracted, and meanwhile, compared with the two-stage hydraulic cylinders, the design can realize larger cylinder piston acting area and improve the working load.
In some embodiments of the present invention, the second hydraulic cylinder 402 is provided with a lifting ring 403 at its rear end.
The lifting driving mechanism 400 can be quickly lifted by the lifting ring 403 arranged on the second hydraulic cylinder 402.
In some embodiments of the present invention, the swing drive assembly 200 is provided with a swing drive assembly housing 220, and the thrust attachment bracket 210 is positioned above the swing drive assembly housing 220 and hingedly attached to the swing drive assembly housing 220.
Specifically, the top of the box 210 of the slewing drive assembly is provided with 4 hinge points for hinging with 4 hinge points at the lower part of the propulsion connecting frame 210, and the slewing drive assembly 200 is installed in the box 210 of the slewing drive assembly, because the construction environment of the raise boring machine is generally severe, the box 210 of the slewing drive assembly can protect the slewing drive assembly 200 in a complex construction environment.
In some embodiments of the present invention, the swing drive assembly box 220 is provided with two guide sleeves 301, and the two guide sleeves 301 are respectively slidably sleeved on the two guide pillars 300.
Specifically, the lower part of the propulsion connecting frame 210 is hinged to the rotary driving assembly box 210, the upper part of the propulsion connecting frame 210 is hinged to the lifting driving mechanism 400, and the two guide sleeves 301 arranged on the rotary driving assembly box 220 are respectively sleeved on the two guide upright posts 300 in a sliding manner, so that the suspended installation of the rotary driving assembly 200 is realized through the design. When the lifting driving mechanism 400 is extended and retracted during operation, the rotary driving assembly box 220 is driven to lift, and the rotary driving assembly 200 located in the rotary driving assembly box 220 starts to work.
In some embodiments of the present invention, the casing 220 of the swing drive assembly is further provided with a horizontal lifting hole 211 and a vertical clearance hole 212, so that the swing drive assembly 200 can be lifted by a lifting mechanism.
In some embodiments of the present invention, a hinge slot 101 is provided on the frame for hinging the elevation driving mechanism 400.
In some embodiments of the present invention, the hinge slot 101 is provided with the attachment plates 102 at both sides of the elevating driving mechanism 400.
Specifically, after the elevation driving mechanism 400 is installed, in order to prevent the piston column of the second hydraulic cylinder 402 of the elevation driving mechanism 400 from shaking, the installation plate 102 is generally installed to stabilize and reinforce the elevation driving mechanism 400.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
While embodiments of the invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.
Claims (10)
1. The utility model provides a suspension type swing drive structure for raise boring machine, its characterized in that, includes frame (100), swing drive assembly (200) and lift actuating mechanism (400), vertically on frame (100) be provided with two guide post (300), swing drive assembly (200) slidable mounting is two on guide post (300), lift actuating mechanism (400) one end is articulated swing drive assembly (200), and the other end is articulated frame (100).
2. The suspended slewing drive structure for a raise boring machine according to claim 1, wherein the slewing drive assembly (200) is hinged to a thrust link (210), and the lifting drive mechanism (400) is hinged to the machine frame (100) at one end and to the thrust link (210) at the other end.
3. The suspended slewing drive structure for a raise boring machine according to claim 2, wherein the propulsion link (210) is provided with a plurality of hinge points on a circumferential side of the slewing drive assembly (200).
4. The suspended slewing drive structure for a raise boring machine according to claim 2, characterized in that the lifting drive mechanism (400) comprises a first hydraulic cylinder (401) and a second hydraulic cylinder (402), the first hydraulic cylinder (401) being connected to the second hydraulic cylinder (402) and the piston column of the first hydraulic cylinder (401) facing opposite to the piston column of the second hydraulic cylinder (402), the piston column end of the first hydraulic cylinder (401) being hinged to the propulsion link (210) or to the machine frame (100), the piston column end of the second hydraulic cylinder (402) being hinged to the propulsion link (210) or to the machine frame (100).
5. The suspended slewing drive structure for a raise boring machine according to claim 4, characterised in that the lifting drive mechanism (400) is provided with two first hydraulic cylinders (401) and one second hydraulic cylinder (402) and that the first hydraulic cylinder (401) and the second hydraulic cylinder (402) are both single-stage hydraulic cylinders, the second hydraulic cylinder (402) being connected intermediate the two single-stage hydraulic cylinders of the first hydraulic cylinder (401).
6. The suspended slewing drive structure for a raise boring machine according to claim 4 or 5, characterized in that the second hydraulic cylinder (402) is provided at its rear end with a lifting ring (403).
7. The suspended slewing drive structure for a raise boring machine according to claim 2, wherein the slewing drive assembly (200) is provided with a slewing drive assembly housing (220), the thrust link (210) being located above the slewing drive assembly housing (220) and articulating the slewing drive assembly housing (220).
8. The suspended slewing drive structure for a raise boring machine according to claim 7, characterized in that the slewing drive assembly box (220) is provided with two guide sleeves (301), and the two guide sleeves (301) are respectively slidably fitted over the two guide columns (300).
9. Suspended slewing drive structure for a raise boring machine according to claim 2, characterised in that the machine frame is provided with an articulation groove (101) for articulation of the lifting drive mechanism (400).
10. Suspended slewing drive structure for a raise boring machine according to claim 9, characterised in that the articulation groove (101) is provided with attachment plates (102) on both sides of the lifting drive mechanism (400).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011250815.7A CN112282661A (en) | 2020-11-11 | 2020-11-11 | A suspension type rotation drive structure for raise boring machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011250815.7A CN112282661A (en) | 2020-11-11 | 2020-11-11 | A suspension type rotation drive structure for raise boring machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112282661A true CN112282661A (en) | 2021-01-29 |
Family
ID=74351944
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011250815.7A Pending CN112282661A (en) | 2020-11-11 | 2020-11-11 | A suspension type rotation drive structure for raise boring machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112282661A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113790032A (en) * | 2021-08-27 | 2021-12-14 | 中国煤炭科工集团太原研究院有限公司 | Lifting device for underground drilling machine and underground drilling machine |
| CN117703264A (en) * | 2024-01-11 | 2024-03-15 | 湖南一二矿山科技有限公司 | Miniature raise boring machine |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201184126Y (en) * | 2008-03-19 | 2009-01-21 | 煤炭科学研究总院 | Mining large-scale inverse well drill |
| CN105637166A (en) * | 2013-10-17 | 2016-06-01 | 阿特拉斯·科普柯凿岩设备有限公司 | Raise boring machine with changeable length, method and raise boring rig |
| CN105888547A (en) * | 2016-06-27 | 2016-08-24 | 湖南创远高新机械有限责任公司 | Large-aperture construction raise boring machine |
| CN105888543A (en) * | 2016-06-27 | 2016-08-24 | 湖南创远高新机械有限责任公司 | Mobile type large-aperture raise boring machine |
| CN105888545A (en) * | 2016-06-27 | 2016-08-24 | 湖南创远高新机械有限责任公司 | Raise boring machine orienting to low roadway |
| CN205778527U (en) * | 2016-06-27 | 2016-12-07 | 湖南创远高新机械有限责任公司 | A kind of large aperture construction raise boring machine |
| CN108678667A (en) * | 2018-08-01 | 2018-10-19 | 湖南二机械科技有限公司 | Hinged self-propelled raise boring machine |
| CN208594866U (en) * | 2018-08-01 | 2019-03-12 | 湖南一二机械科技有限公司 | Raise boring machine host assembly |
-
2020
- 2020-11-11 CN CN202011250815.7A patent/CN112282661A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201184126Y (en) * | 2008-03-19 | 2009-01-21 | 煤炭科学研究总院 | Mining large-scale inverse well drill |
| CN105637166A (en) * | 2013-10-17 | 2016-06-01 | 阿特拉斯·科普柯凿岩设备有限公司 | Raise boring machine with changeable length, method and raise boring rig |
| CN105888547A (en) * | 2016-06-27 | 2016-08-24 | 湖南创远高新机械有限责任公司 | Large-aperture construction raise boring machine |
| CN105888543A (en) * | 2016-06-27 | 2016-08-24 | 湖南创远高新机械有限责任公司 | Mobile type large-aperture raise boring machine |
| CN105888545A (en) * | 2016-06-27 | 2016-08-24 | 湖南创远高新机械有限责任公司 | Raise boring machine orienting to low roadway |
| CN205778527U (en) * | 2016-06-27 | 2016-12-07 | 湖南创远高新机械有限责任公司 | A kind of large aperture construction raise boring machine |
| CN108678667A (en) * | 2018-08-01 | 2018-10-19 | 湖南二机械科技有限公司 | Hinged self-propelled raise boring machine |
| CN208594866U (en) * | 2018-08-01 | 2019-03-12 | 湖南一二机械科技有限公司 | Raise boring machine host assembly |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113790032A (en) * | 2021-08-27 | 2021-12-14 | 中国煤炭科工集团太原研究院有限公司 | Lifting device for underground drilling machine and underground drilling machine |
| CN117703264A (en) * | 2024-01-11 | 2024-03-15 | 湖南一二矿山科技有限公司 | Miniature raise boring machine |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US10865079B2 (en) | Mobile lift crane with variable position counterweight | |
| EP2354077B1 (en) | Mobile crane having counterweight | |
| EP1990306B1 (en) | Mobile lift crane with variable position counterweight | |
| KR102625232B1 (en) | Counterweight movers and cranes | |
| CN111675119B (en) | Telescopic arm of crane and crane | |
| CN112282661A (en) | A suspension type rotation drive structure for raise boring machine | |
| CN216973529U (en) | Telescopic boom, working device and engineering machinery | |
| CN107044285B (en) | Flexible rotation mechanism and level spout rig soon | |
| CN214831941U (en) | Front swing frame mechanism for horizontally pushing and erecting mechanical bridge | |
| CN110626964A (en) | Novel foldable crane with adjustable height | |
| CN220746909U (en) | Stake machine chassis and stake machine | |
| CN216739299U (en) | Unloading device | |
| CN112320676B (en) | Lifting mechanism of working platform | |
| CN219173334U (en) | Lifting main beam type belt conveyor structure | |
| CN220267589U (en) | Pile foundation construction device suitable for low headroom | |
| CN221093530U (en) | Crane rollover prevention structure | |
| CN214648180U (en) | Support leg structure for working machine and working machine | |
| CN211255061U (en) | Two-section telescopic suspension arm capable of enlarging operation range | |
| CN219081631U (en) | Hydraulic support transfer device | |
| CN215565765U (en) | Drilling rig's drill boom hoisting structure | |
| CN218620222U (en) | Rotatable drill boom lifting mechanism | |
| RU53662U1 (en) | OUTDOOR SUPPORT OF THE LIFTING VEHICLE | |
| CN112681984A (en) | Movable telescopic vertical shaft derrick and working method thereof | |
| CN116927843A (en) | Hydraulic support and method for moving hydraulic support | |
| CN116730225A (en) | Anti-backward tilting device for arm support, arm support system and crane |
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 |