CN221053739U - Multisection mechanical arm for top plate crushing support convenient to disassemble and assemble - Google Patents
Multisection mechanical arm for top plate crushing support convenient to disassemble and assemble Download PDFInfo
- Publication number
- CN221053739U CN221053739U CN202323050936.9U CN202323050936U CN221053739U CN 221053739 U CN221053739 U CN 221053739U CN 202323050936 U CN202323050936 U CN 202323050936U CN 221053739 U CN221053739 U CN 221053739U
- Authority
- CN
- China
- Prior art keywords
- forearm
- jack
- trailing arm
- arm
- base plate
- 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.)
- Active
Links
- 210000000245 forearm Anatomy 0.000 claims abstract description 15
- 238000003466 welding Methods 0.000 claims abstract description 3
- 239000007788 liquid Substances 0.000 claims description 3
- 210000000078 claw Anatomy 0.000 description 4
- 239000003245 coal Substances 0.000 description 4
- 229910000831 Steel Inorganic materials 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
Landscapes
- Working Measures On Existing Buildindgs (AREA)
Abstract
The utility model relates to a multisection mechanical arm for top plate crushing support, which is convenient to disassemble and assemble. In order to fill the blank of the prior art, the multisection mechanical arm for the broken support of roof convenient to dismouting includes base plate, two risers, the trailing arm, the forearm, the support roof beam frame, main jack and auxiliary jack, main jack, trailing arm and forearm are articulated in order, the support roof beam frame is fixed on the forearm front end, main jack lower extreme articulates on the base plate rear portion, two riser root parts welding are on the base plate front portion, the trailing arm rear portion presss from both sides between two riser tops, and it opens on the overlapping portion has relative hinge hole, and the hinge hole wears to be equipped with the articulated shaft, auxiliary jack is located trailing arm and forearm junction top, and auxiliary jack both ends are articulated respectively on trailing arm and forearm, main jack and auxiliary jack link to each other with the high-pressure feed pipe that joins in marriage in the pit through high-pressure hose and hydraulic control valves respectively. The utility model has simple structure, convenient disassembly and assembly, labor saving and safety, and is suitable for various underground narrow places.
Description
Technical Field
The utility model relates to a multisection mechanical arm for top plate crushing support, which is convenient to disassemble and assemble.
Background
In the safety production of coal mines, fully mechanized mining and fully mechanized excavating areas are often subjected to the condition that a roof is broken and a shed is required to be reinforced and supported in the normal production process. At present, each team mainly lifts the shed by manpower, so that the shed has low efficiency, high operation difficulty and low safety coefficient, and particularly, when the roadway height is large or the roadway deformation is serious, the shed has large potential safety hazard.
2020.09.01, Published Chinese patent application with the publication number CN 111604879A, discloses a multi-joint arm type shed dismantling/erecting robot for coal mines, which belongs to the technical field of coal mine equipment and comprises a mechanical arm, a machine body, a power system, an operating system and a control system; the mechanical arm comprises a base, a primary horizontal rotary seat, a large arm, a secondary horizontal rotary seat and a small arm; the manipulator comprises a base, a rotary drive, a stationary finger and a movable finger; a magneto displacement sensor is arranged in the mechanical arm driving oil cylinder, and an encoder is arranged in the mechanical arm rotation driving; the control system has three control modes, namely a manual mode, a memory mode and an automatic mode.
The power system and the base of the multi-joint arm type shed dismantling/erecting robot for the coal mine select crawler-type walking platforms, have large volume and complex structure, and are not suitable for being used in roadways provided with equipment such as belt conveyors and the like.
2023.03.21, Publication number CN 115822654A, discloses a girder loading machine, wherein one side of a sliding device is connected with a lifting arm, and the other end of the lifting arm is connected with a lifting claw. The lifting body upper side of lifting claw fixed connection jack catch, lifting body one side and lifting arm are articulated. The upper side of the lifting body is hinged with a limiting claw, so that the support to be lifted is limited between the limiting claw and the lifting body. The upper end and the lower end of the connecting beam are respectively connected with the limiting beam and the compression beam, so that the limiting beam, the connecting beam and the compression beam form a half-cross structure.
In the invention, the upper beam machine takes an underground monorail crane track as a platform, and most of roof plates are fragile in a roadway and are not suitable for installing monorail crane equipment. Therefore, there is an urgent need in the prior art for a multi-section mechanical arm for roof breaking support, which is convenient to disassemble and assemble.
Disclosure of Invention
The technical problem to be solved by the utility model is how to fill the blank of the prior art, and a multisection mechanical arm for top plate crushing support, which is convenient to assemble and disassemble, is provided.
In order to solve the technical problem, the multisection mechanical arm for the broken support of roof convenient to dismouting includes base plate, two risers, trailing arm, forearm, holds in the palm roof beam frame, main jack and auxiliary jack, and main jack, trailing arm and forearm are articulated in order, the joist frame is fixed on the forearm front end, and main jack lower extreme articulates on the base plate rear portion, and two riser root parts welding are on the base plate front portion, the trailing arm rear portion presss from both sides between two riser tops, and opens on its overlapping portion has relative hinge hole, and the hinge axle is worn to be equipped with in the hinge hole, auxiliary jack is located trailing arm and forearm junction top, and auxiliary jack both ends are articulated respectively on trailing arm and forearm, and main jack and auxiliary jack link to each other with the high pressure liquid supply pipe that joins in marriage in the pit through high pressure hose and hydraulic control valves respectively.
Before use, the main jack and the auxiliary jack are controlled by the hydraulic control valve group, so that the joist frame falls on the bottom plate, and then a top beam (I-shaped steel beam or V-shaped steel beam) to be installed is placed on the joist frame, as shown in figure 1; the main jack and the auxiliary jack are then operated by the hydraulic operating valve group to raise the joist frame and bring it close to the broken roof to be reinforced, as shown in figures 2 and 3. And then drilling and laying anchor rods according to the prior method, and finally fixing the top beam on the broken top plate to be added to finish the top plate reinforcement.
So designed, simple structure, it is laborsaving, convenient. Each component can be manually moved when disassembled, and the device is suitable for various underground narrow places.
As optimization, the four corners of the base plate are respectively provided with through holes, each through hole is penetrated with a fixing bolt and is fixed on a cover plate of the matched reversed loader or a base of the matched crossheading bracket through the fixing bolts, the beam supporting frame is provided with a beam containing groove, and the longitudinal bisecting surface of the beam containing groove is perpendicular to the longitudinal bisecting surface of a roadway at the position of the top plate to be reinforced.
The design is firm in fixation, and the supported top beam is always transversely arranged in the roadway at the position of the top plate to be reinforced.
The multisection mechanical arm for the roof breaking support, which is convenient to disassemble and assemble, can be used for roof supporting (commonly called as a shed), can also be used as simple lifting equipment for removing a monorail lifting rail, has a simple structure, is convenient to disassemble and assemble, saves labor and is safe, and is suitable for being used in various underground narrow places.
Drawings
The utility model relates to a multisection mechanical arm for roof breaking support, which is convenient to disassemble and assemble, and further comprises the following steps of:
FIG. 1 is a side view schematically showing a low-level state of a multi-section mechanical arm for roof breaking support, which is convenient to assemble and disassemble;
FIG. 2 is a schematic side view of a multi-section arm for roof breaking support in a raised position;
fig. 3 is a schematic perspective view of the multi-section mechanical arm for roof breaking support, which is convenient to disassemble and assemble, shown in fig. 2.
In the figure: the lifting device comprises a base plate 1, a vertical plate 2, a rear arm 3, a front arm 4, a beam supporting frame 5, a main jack 6, an auxiliary jack 7, a hinge shaft 8, a through hole 9, a beam containing groove 10 and a top beam 11.
Detailed Description
Embodiment one: as shown in fig. 1-3, the multisection mechanical arm for roof breaking support convenient for disassembly and assembly comprises a base plate 1, two vertical plates 2, a rear arm 3, a front arm 4, a joist frame 5, a main jack 6 and an auxiliary jack 7, wherein the main jack 6, the rear arm 3 and the front arm 4 are hinged in sequence, the joist frame 5 is fixed on the front end of the front arm 4, the lower end of the main jack 6 is hinged on the rear part of the base plate 1, the root parts of the two vertical plates 2 are welded on the front part of the base plate 1, the rear part of the rear arm 3 is clamped between the tops of the two vertical plates 2, opposite hinge holes are formed in the overlapped parts of the rear arm 2, hinge shafts 8 are penetrated through the hinge holes, the auxiliary jack 7 is positioned above the joint of the rear arm 3 and the front arm 4, two ends of the auxiliary jack 7 are respectively hinged on the rear arm 3 and the front arm 4, and the main jack 6 and the auxiliary jack 7 are respectively connected with a downhole high-pressure liquid supply pipe (not shown in the figure) through a high-pressure hose (not shown) and a hydraulic control valve group (not shown in the figure).
The four corners of the base plate 1 are respectively provided with through holes 9, each through hole 9 is penetrated by a fixing bolt (not shown in the figure), and is fixed on a cover plate (not shown in the figure) of the matched reversed loader or a base (not shown in the figure) of the matched crossheading bracket through the fixing bolts, the joist frame 5 is provided with a girder containing groove 10, and the longitudinal bisecting surface of the girder containing groove 10 is perpendicular to the longitudinal bisecting surface of a roadway at the top plate to be reinforced.
Claims (2)
1. Multisection arm for broken support of roof convenient to dismouting, its characterized in that: including base plate, two risers, trailing arm, forearm, support beam frame, main jack, trailing arm and auxiliary jack, main jack, trailing arm and forearm are articulated in order, the support beam frame is fixed on the forearm front end, and main jack lower extreme articulates on the base plate rear portion, and two riser root welding are on the base plate front portion, the trailing arm rear portion presss from both sides between two riser tops, and opens on its overlapping portion has relative hinge hole, and the hinge hole wears to be equipped with the hinge axle, auxiliary jack is located trailing arm and forearm junction top, and auxiliary jack both ends articulate respectively on trailing arm and forearm, and main jack and auxiliary jack link to each other with the high-pressure liquid supply pipe that joins in marriage in the pit through high-pressure hose and hydraulic control valves respectively.
2. The multi-section mechanical arm for roof breaking support convenient to disassemble and assemble according to claim 1, wherein: the four corners of the base plate are respectively provided with through holes, each through hole is penetrated by a fixing bolt and is fixed on a cover plate of the transfer conveyor or a base of the parallel groove bracket, the beam supporting frame is provided with a beam containing groove, and the longitudinal bisecting surface of the beam containing groove is perpendicular to the longitudinal bisecting surface of a roadway at the position of the top plate to be reinforced.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323050936.9U CN221053739U (en) | 2023-11-10 | 2023-11-10 | Multisection mechanical arm for top plate crushing support convenient to disassemble and assemble |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323050936.9U CN221053739U (en) | 2023-11-10 | 2023-11-10 | Multisection mechanical arm for top plate crushing support convenient to disassemble and assemble |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221053739U true CN221053739U (en) | 2024-05-31 |
Family
ID=91205953
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323050936.9U Active CN221053739U (en) | 2023-11-10 | 2023-11-10 | Multisection mechanical arm for top plate crushing support convenient to disassemble and assemble |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221053739U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118359092A (en) * | 2024-06-20 | 2024-07-19 | 山东矿通智能装备有限公司 | Hoisting machine for loading and unloading materials underground coal mine |
-
2023
- 2023-11-10 CN CN202323050936.9U patent/CN221053739U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118359092A (en) * | 2024-06-20 | 2024-07-19 | 山东矿通智能装备有限公司 | Hoisting machine for loading and unloading materials underground coal mine |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN221053739U (en) | Multisection mechanical arm for top plate crushing support convenient to disassemble and assemble | |
| CN111411655A (en) | Multifunctional roadway maintenance repairing machine | |
| CN109763818B (en) | Crawler-type loading and anchoring integrated roadway repairing machine | |
| CN112360340A (en) | Automatic anchor rod drill carriage | |
| CN106640099A (en) | Hydraulic walking type direct-walking station-crossing mechanism of shield tunneling machine mainframe | |
| CN110905406A (en) | Multifunctional impact type hydraulic drill carriage suitable for rock roadway working face construction | |
| CN113090293A (en) | Shield subway tunnel segment repairing and reinforcing mechanical arm equipment | |
| CN101503168B (en) | Sling cart for fully-mechanized mining working surface push conveyer | |
| CN212689046U (en) | Multifunctional roadway maintenance repairing machine | |
| CN110331651B (en) | Self-moving type travelling crane bridge for connecting open-pit mine stope and inner soil discharge field | |
| CN202924619U (en) | Movable lifting appliance | |
| CN211523318U (en) | Dual-purpose tunneling loader for breaking and digging | |
| CN219709055U (en) | Large mining height hydraulic support maintenance platform for coal face | |
| CN216198258U (en) | Migration system of advance reinforcing support of stope face | |
| CN107416728B (en) | Grouting machine lifting mechanism of tunnel anchor rod trolley | |
| CN115676648A (en) | Multifunctional underground maintenance vehicle | |
| CN212867567U (en) | Cantilever crane system for underground narrow tunnel manipulator | |
| CN111119987B (en) | Operating platform for mounting and dismounting transmission part of fully mechanized coal mining face reversed loader | |
| CN212503717U (en) | Crawler crane for coal mine | |
| CN214570413U (en) | Special device for underground rapid lifting pipeline of mine | |
| CN211688154U (en) | Movable maintenance platform for engineering machinery | |
| CN114541198A (en) | Storage battery car track displacement adjusting device in subway tunnel | |
| CN111119883B (en) | Open pit coal mine end slope mining drill carriage | |
| CN209892269U (en) | Improved tunnel gangue backfilling machine | |
| CN212866122U (en) | Be applicable to narrow and small space hoisting device for manipulator in pit |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |