CN113047877A - Colliery is support in pit convenient to dismouting - Google Patents
Colliery is support in pit convenient to dismouting Download PDFInfo
- Publication number
- CN113047877A CN113047877A CN202110222148.XA CN202110222148A CN113047877A CN 113047877 A CN113047877 A CN 113047877A CN 202110222148 A CN202110222148 A CN 202110222148A CN 113047877 A CN113047877 A CN 113047877A
- Authority
- CN
- China
- Prior art keywords
- rod
- clamping
- ring
- support
- cylindrical ring
- 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
- 239000003245 coal Substances 0.000 claims abstract description 20
- 230000003014 reinforcing effect Effects 0.000 claims description 5
- 238000004519 manufacturing process Methods 0.000 abstract 1
- 230000000694 effects Effects 0.000 description 9
- 238000000034 method Methods 0.000 description 7
- 238000010276 construction Methods 0.000 description 3
- 230000005484 gravity Effects 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 230000032683 aging Effects 0.000 description 2
- 238000005065 mining Methods 0.000 description 2
- 239000011435 rock Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
Images
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D15/00—Props; Chocks, e.g. made of flexible containers filled with backfilling material
- E21D15/50—Component parts or details of props
- E21D15/54—Details of the ends of props
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D15/00—Props; Chocks, e.g. made of flexible containers filled with backfilling material
- E21D15/58—Devices for setting props or chocks
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D15/00—Props; Chocks, e.g. made of flexible containers filled with backfilling material
- E21D15/60—Devices for withdrawing props or chocks
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Mechanical Engineering (AREA)
- Structural Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Mutual Connection Of Rods And Tubes (AREA)
Abstract
A coal mine underground support convenient to disassemble and assemble comprises a first support rod and a second support rod, wherein the upper end of the first support rod is hinged with a cross rod through a rotating shaft, the other end of the cross bar is fixedly connected with a clamping plate, one side of the clamping plate adjacent to the cross bar is provided with a straight-line-shaped through hole, the upper end of the second supporting rod is provided with a cross-shaped through hole matched with the clamping plate, the rod wall of the second supporting rod is respectively fixed with a first clamping ring and a second clamping ring, a first clamping rod is arranged on the first clamping ring, a first cylindrical ring is movably sleeved on the first clamping rod, the first cylindrical ring is movably connected with the inner part of the first snap ring, the second snap ring is provided with a second clamping rod, the second clamping rod is movably sleeved with the second cylindrical ring, and the second cylindrical ring is positioned in the second snap ring and movably connected with the inner part of the second snap ring, and the lower ends of the first supporting rod and the second supporting rod are fixedly connected with a supporting seat. The support designed by the invention is convenient to disassemble and assemble, convenient to operate, labor-saving, simple and convenient to manufacture and cost-saving.
Description
Technical Field
The invention relates to the technical field of coal mine equipment, in particular to a coal mine underground support convenient to disassemble and assemble.
Background
The support is a general name of members or other measures for supporting, strengthening or covering surrounding rocks after underground chambers are excavated and the construction safety is ensured, when the traditional mining method is adopted for construction, the support type comprises three types of retaining pillars, erecting supports and reinforcing rocks, when the new Austrian method is adopted for construction, the temporary support and the permanent support can be divided according to the support effect, the temporary support and the permanent support comprise various types such as spray anchor support, steel-wood support, concrete lining, grouting support and the like, the support is necessary equipment in the coal mining process, the coal mine collapse can be effectively prevented by the support, and the life safety of constructors is ensured.
The inventor finds that when the crossbeam and the bracing piece of current colliery underground supporting are connected, it is very convenient to operate, can not be quick with its installation fixed for consume a large amount of time in installation and dismantlement process, not only reduce the ageing, moreover the cost of labor increases.
Disclosure of Invention
The invention aims to: the utility model provides a colliery is support in pit convenient to dismouting solves the problem that exists among the prior art for strut can quick fixed mounting or dismantle, in order to improve the ageing.
In order to realize the purpose, the following technical scheme is adopted: the utility model provides a colliery is support down in pit convenient to dismouting, includes first bracing piece and second bracing piece, first bracing piece upper end articulates through the pivot has horizontal pole, its characterized in that: the other end of the cross bar is fixedly connected with a clamping plate, one side of the clamping plate adjacent to the cross bar is provided with a straight-line-shaped through hole, the upper end of the second supporting rod is provided with a cross-shaped through hole matched with the clamping plate, the rod wall of the second supporting rod is respectively fixed with a first clamping ring and a second clamping ring, a first clamping rod is arranged on the first clamping ring, a first cylindrical ring is movably sleeved on the first clamping rod, the first cylindrical ring is movably connected with the inner part of the first snap ring, the second snap ring is provided with a second clamping rod, the second clamping rod is movably sleeved with the second cylindrical ring, the second cylindrical ring is movably connected in the second snap ring, the lower ends of the first supporting rod and the second supporting rod are fixedly connected with a supporting seat, the clamping plate, the first clamping ring and the second clamping ring are provided with a preset distance in the vertical direction, and the preset distance is the wall thickness of the first cylindrical ring or the second cylindrical ring. The action or effect is as follows: the support can be quickly installed, and the clamping plate can be pulled out from the cross-shaped through hole only by lifting the first cylindrical ring or the second cylindrical ring upwards during disassembly, so that the time efficiency is improved, and the labor is saved; the cross-shaped through hole is arranged, so that the first clamping ring is conveniently adjusted and fixed when being arranged between the first support frame and the second support frame or the second clamping ring is arranged outside the first support frame and the second support frame.
Preferably, the first clamping ring and the second clamping ring are located at the upper end of the cross-shaped through hole, and the first clamping ring and the second clamping ring are located at the same height. The action or effect is as follows: the cross-shaped through hole can be matched with the clamping plate to achieve the fixing purpose.
Preferably, the distance from the first clamping rod to the rod wall of the second supporting rod is smaller than the diameter of the first cylindrical ring, and the length of the linear through hole is larger than the diameter of the first cylindrical ring. The action or effect is as follows: after the clamping plate is inserted into the cross-shaped through hole, the first cylindrical ring can smoothly drop into the straight-line-shaped through hole under the action of gravity, the distance from the first clamping rod to the rod wall of the second supporting rod is smaller than the diameter of the first cylindrical ring, so that the outer wall of the right side of the first cylindrical ring is abutted against the inner wall of the right side of the straight-line-shaped through hole, the fixing effect is achieved, when the clamping plate needs to be detached, the first cylindrical ring is rotated and simultaneously lifted upwards, the inner wall of the lower end of the first cylindrical ring is attached to the first clamping rod, and the clamping plate can be drawn out; namely, the function of limiting and fixing is achieved.
Preferably, the distance from one side of the second clamping ring, which is far away from the second supporting rod, to the second clamping rod is smaller than the diameter of the second cylindrical ring, and the length of the linear through hole is larger than the diameter of the second cylindrical ring. The action or effect is as follows: and meanwhile, the installation, the fixation and the disassembly are convenient, and the limiting and fixing effects are achieved.
Preferably, a reinforcing rod is fixed at the joint of the support seat and the first support rod and the joint of the support seat and the second support rod. The action or effect is as follows: the stability is improved.
The invention has the following beneficial effects: the coal mine underground support convenient to disassemble and assemble is designed, so that the support can be quickly and fixedly installed or disassembled, the time efficiency is improved, and the labor is saved; connecting the clamping plate with the first clamping ring, the first clamping rod and the first cylindrical ring, and enabling the connecting device to be positioned outside the second supporting rod, namely enabling the connecting device to be attached to concrete inside a coal mine or the outer wall of a roadway, so as to realize permanent support fixing; and the cardboard is connected with second snap ring, second kelly, second cylinder ring for this connecting device is located between first bracing piece and the second bracing piece, and this connecting device is located the coal mine tunnel promptly, thereby realizes the effect of interim strut.
Drawings
FIG. 1 is a schematic diagram of a front structure of a coal mine underground support convenient to disassemble and assemble.
FIG. 2 is a schematic structural view of the coal mine underground support connection convenient to disassemble and assemble.
Fig. 3 is an enlarged schematic view of a portion a in fig. 2.
FIG. 4 is a schematic view of a top view of the coal mine underground supporting clamp plate and the second supporting rod which are easy to disassemble and assemble.
FIG. 5 is a schematic structural view of a second snap ring of a coal mine underground support, which is convenient to disassemble and assemble, and is positioned between a first support rod and a second support rod.
FIG. 6 is a schematic structural view of a second snap ring of a coal mine underground support, which is convenient to disassemble and assemble, and is positioned between a first support rod and a second support rod for connection.
Fig. 7 is an enlarged schematic view of B in fig. 6.
In the figure, 1-a first support rod, 2-a second support rod, 3-a cross rod, 4-a clamping plate, 5-a straight through hole, 6-a cross through hole, 7-a first clamping ring, 8-a second clamping ring, 9-a first clamping rod, 10-a first cylindrical ring, 11-a second clamping rod, 12-a second cylindrical ring, 13-a support seat and 14-a reinforcing rod.
Detailed Description
The technical solutions in the embodiments of the present invention are clearly and completely described below with reference to the accompanying drawings, 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.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
Referring to the attached drawings 1-7, a coal mine underground support convenient to disassemble and assemble comprises a first support rod 1 and a second support rod 2, wherein the upper end of the first support rod 1 is hinged with a cross rod 3 through a rotating shaft, the other end of the cross rod 3 is fixedly connected with a clamping plate 4, one side of the clamping plate 4 adjacent to the cross rod 3 is provided with a straight through hole 5, the upper end of the second support rod 2 is provided with a cross through hole 6 matched with the clamping plate 4, the wall of the second support rod 2 is respectively fixed with a first clamping ring 7 and a second clamping ring 8, the first clamping ring 7 is provided with a first clamping rod 9, the first clamping rod 9 is movably sleeved with a first cylindrical ring 10, the first cylindrical ring 10 is movably connected inside the first clamping ring 7, the second clamping ring 8 is provided with a second clamping rod 11, the second clamping rod 11 is movably sleeved with a second cylindrical ring 12, and the second cylindrical ring 12 is movably connected inside the second clamping ring 8, the lower ends of the first supporting rod 1 and the second supporting rod 2 are fixedly connected with a supporting seat 13.
The distance from the first clamping rod 9 to the rod wall of the second supporting rod 2 is smaller than the diameter of the first cylindrical ring 10, and the length of the straight through hole 5 is larger than the diameter of the first cylindrical ring 10.
The distance from one side, far away from the second support rod 2, of the second clamping ring 8 to the second clamping rod 11 is smaller than the diameter of the second cylindrical ring 12, and the length of the straight-shaped through hole 5 is larger than the diameter of the second cylindrical ring 12.
And a reinforcing rod 14 is fixed at the joint of the supporting seat 13 and the first supporting rod 1 and the second supporting rod 2.
The working principle of the invention is as follows: when the support is required to be installed, the first supporting rod 1 is placed on a floor in a coal mine to be fixed, then the rotating cross rod 4 is parallel to the horizontal plane, when the permanent support is required, the first clamping ring 7 is placed outside the first supporting rod 1 and the second supporting rod 2, namely the first clamping ring 7 is placed in the wall of a coal mine tunnel, then the clamping plate 4 is inserted into the cross-shaped through hole 6, in the inserting process, the end of the clamping plate 4 abuts against the outer wall of the left side of the first cylindrical ring 10, meanwhile, the first cylindrical ring 10 moves upwards, when the clamping plate 4 is inserted to a certain distance, due to the action of gravity, the first cylindrical ring 10 falls into the straight-shaped through hole 5 to achieve the purpose of fixing, and when the support is required to be disassembled, the first cylindrical ring 10 is upwards taken out, and the clamping plate 4 is gradually taken out; when needs temporary support, arrange second snap ring 8 in between first bracing piece 1 and second bracing piece 2, with above-mentioned process, keep horizontal pole 3 and the relative setting of second snap ring simultaneously, insert cardboard 4 to cross through-hole 6 in, make cardboard 4 and cross through-hole 6 phase-match, and in the insertion process, cardboard 4 end department offsets with second cylinder ring 12 outer wall, thereby extrude second cylinder ring 12 and move on one's shoulder or back, until second cylinder ring 12 falls into style of calligraphy through-hole 5 because of the action of gravity, can fix, during the dismantlement, upwards take out second cylinder ring 12 and take out cardboard 4 gradually can.
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 (5)
1. The utility model provides a colliery is support in pit convenient to dismouting, includes first bracing piece (1) and second bracing piece (2), first bracing piece (1) upper end articulates through the pivot has horizontal pole (3), its characterized in that: the clamping plate (4) is fixedly connected to the other end of the cross rod (3), a straight-line-shaped through hole (5) is formed in one side, adjacent to the cross rod (3), of the clamping plate (4), a cross-shaped through hole (6) matched with the clamping plate (4) is formed in the upper end of the second supporting rod (2), a first clamping ring (7) and a second clamping ring (8) are respectively fixed on the rod wall of the second supporting rod (2), a first clamping rod (9) is arranged on the first clamping rod (7), a first cylindrical ring (10) is movably sleeved on the first clamping rod (9), the first cylindrical ring (10) is movably connected with the first clamping ring (7) in a position, a second clamping rod (11) is arranged on the second clamping rod (8), a second cylindrical ring (12) is movably sleeved on the second clamping rod (11), and the second cylindrical ring (12) is movably connected with the second clamping ring (8) in a position, the lower ends of the first supporting rod (1) and the second supporting rod (2) are fixedly connected with a supporting seat (13).
2. The coal mine underground support convenient to disassemble and assemble according to claim 1, which is characterized in that: first snap ring (7) and second snap ring (8) are located cross through-hole (6) upper end, first snap ring (7) with second snap ring (8) are located same height.
3. The coal mine underground support convenient to disassemble and assemble according to claim 1, which is characterized in that: the distance from the first clamping rod (9) to the rod wall of the second supporting rod (2) is smaller than the diameter of the first cylindrical ring (10), and the length of the straight through hole (5) is larger than the diameter of the first cylindrical ring (10).
4. The coal mine underground support convenient to disassemble and assemble according to claim 1, which is characterized in that: the distance from one side, far away from the second support rod (2), of the second clamping ring (8) to the second clamping rod (11) is smaller than the diameter of the second cylindrical ring (12), and the length of the straight through hole (5) is larger than the diameter of the second cylindrical ring (12).
5. The coal mine underground support convenient to disassemble and assemble according to claim 1, which is characterized in that: and a reinforcing rod (14) is fixed at the joint of the supporting seat (13) and the first supporting rod (1) and the second supporting rod (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110222148.XA CN113047877A (en) | 2021-02-28 | 2021-02-28 | Colliery is support in pit convenient to dismouting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110222148.XA CN113047877A (en) | 2021-02-28 | 2021-02-28 | Colliery is support in pit convenient to dismouting |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113047877A true CN113047877A (en) | 2021-06-29 |
Family
ID=76509546
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110222148.XA Pending CN113047877A (en) | 2021-02-28 | 2021-02-28 | Colliery is support in pit convenient to dismouting |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113047877A (en) |
Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB530505A (en) * | 1939-06-27 | 1940-12-12 | Harold Charles Swith | Improved telescopic tubular props, struts, and like supports, and telescopic tubes in general |
| US4004338A (en) * | 1975-11-04 | 1977-01-25 | Deere & Company | Snap ring tool |
| US4993760A (en) * | 1990-02-26 | 1991-02-19 | Motohiro Gotanda | Door chain-locking device |
| CN203560644U (en) * | 2013-10-21 | 2014-04-23 | 杭州银博交通工程材料有限公司 | Plug type clamp ring pipe joint |
| KR101474948B1 (en) * | 2014-08-22 | 2014-12-22 | 주식회사 지에스웹 | Construction method for supporting post of experience equipment |
| KR20190052488A (en) * | 2017-11-08 | 2019-05-16 | 주식회사 대흥미래기술 | Device for Fixing the Steel Lattice Girder using a Steel Wire |
| CN210289460U (en) * | 2019-01-28 | 2020-04-10 | 国家电网有限公司 | Automatic locking bolt |
| CN210564585U (en) * | 2019-07-25 | 2020-05-19 | 霍州煤电集团有限责任公司李雅庄煤矿 | Novel underground coal mine support equipment |
| CN210607851U (en) * | 2019-10-09 | 2020-05-22 | 金寨美邦科技有限公司 | Self-locking structure of connector |
| CN111677152A (en) * | 2020-05-07 | 2020-09-18 | 中建材创新科技研究院有限公司 | Connecting structure for push-pull partition |
| CN111734724A (en) * | 2020-08-03 | 2020-10-02 | 宁波曙翔新材料股份有限公司 | Direct-insertion type quick connection and disassembly joint and application |
| CN211777503U (en) * | 2019-11-29 | 2020-10-27 | 七台河市不动产登记中心 | Roadway support device for mining |
| CN216277414U (en) * | 2021-11-12 | 2022-04-12 | 中国建筑一局(集团)有限公司 | Protection door ring and door bolt with prying plate groove structure for material conveying platform of construction elevator |
-
2021
- 2021-02-28 CN CN202110222148.XA patent/CN113047877A/en active Pending
Patent Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB530505A (en) * | 1939-06-27 | 1940-12-12 | Harold Charles Swith | Improved telescopic tubular props, struts, and like supports, and telescopic tubes in general |
| US4004338A (en) * | 1975-11-04 | 1977-01-25 | Deere & Company | Snap ring tool |
| US4993760A (en) * | 1990-02-26 | 1991-02-19 | Motohiro Gotanda | Door chain-locking device |
| CN203560644U (en) * | 2013-10-21 | 2014-04-23 | 杭州银博交通工程材料有限公司 | Plug type clamp ring pipe joint |
| KR101474948B1 (en) * | 2014-08-22 | 2014-12-22 | 주식회사 지에스웹 | Construction method for supporting post of experience equipment |
| KR20190052488A (en) * | 2017-11-08 | 2019-05-16 | 주식회사 대흥미래기술 | Device for Fixing the Steel Lattice Girder using a Steel Wire |
| CN210289460U (en) * | 2019-01-28 | 2020-04-10 | 国家电网有限公司 | Automatic locking bolt |
| CN210564585U (en) * | 2019-07-25 | 2020-05-19 | 霍州煤电集团有限责任公司李雅庄煤矿 | Novel underground coal mine support equipment |
| CN210607851U (en) * | 2019-10-09 | 2020-05-22 | 金寨美邦科技有限公司 | Self-locking structure of connector |
| CN211777503U (en) * | 2019-11-29 | 2020-10-27 | 七台河市不动产登记中心 | Roadway support device for mining |
| CN111677152A (en) * | 2020-05-07 | 2020-09-18 | 中建材创新科技研究院有限公司 | Connecting structure for push-pull partition |
| CN111734724A (en) * | 2020-08-03 | 2020-10-02 | 宁波曙翔新材料股份有限公司 | Direct-insertion type quick connection and disassembly joint and application |
| CN216277414U (en) * | 2021-11-12 | 2022-04-12 | 中国建筑一局(集团)有限公司 | Protection door ring and door bolt with prying plate groove structure for material conveying platform of construction elevator |
Non-Patent Citations (1)
| Title |
|---|
| 朱振明等: "掘进支护工", vol. 1, 煤炭工业出版社, pages: 134 - 135 * |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203795942U (en) | Tower reinforcing support structure | |
| CN203716169U (en) | Portable tower crane foundation embedded formwork | |
| CN211714015U (en) | House building structure built in underground space | |
| CN210563426U (en) | Fastener for civil engineering | |
| CN215482421U (en) | Flexible protection shed tunnel device for karst tunnel | |
| CN209099369U (en) | A kind of internal support of foundation pit device | |
| CN113047877A (en) | Colliery is support in pit convenient to dismouting | |
| CN210529713U (en) | Deep foundation pit supporting structure | |
| CN210374024U (en) | Intelligent air conditioner easy to assemble | |
| CN207892630U (en) | A kind of steel arch-shelf quickly assembled | |
| CN205977241U (en) | A steel shotcrete for native tunnel | |
| CN205330380U (en) | Face blank wall door frame | |
| CN203428795U (en) | Wall attaching frame structure for self-elevating tower crane | |
| CN220599814U (en) | Tunnel portal structure for shield construction | |
| CN218235137U (en) | Combined supporting structure | |
| CN210459236U (en) | A supporting construction for building foundation ditch construction | |
| CN217420626U (en) | Reinforced structure of brick-concrete wall | |
| CN215444067U (en) | Shallow section country rock reinforced structure that buries of subtropical zone moist climate district tunnel entrance to a cave | |
| CN214533013U (en) | Interim support reinforcement in tunnel hole | |
| CN214464272U (en) | Tunnel construction supporting device | |
| CN204645035U (en) | A kind of carrying support body disperseing anchor cable pressure | |
| CN210857231U (en) | Protection frame for preventing collapse in foundation excavation is built in room | |
| CN219604400U (en) | Ecological retaining wall for hydraulic engineering | |
| CN214783985U (en) | A excavation supporting for among municipal works foundation ditch | |
| CN210562801U (en) | Wall frame mounting structure that stability is good |
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 |