CN114263484A - Underground supporting device - Google Patents
Underground supporting device Download PDFInfo
- Publication number
- CN114263484A CN114263484A CN202111601267.2A CN202111601267A CN114263484A CN 114263484 A CN114263484 A CN 114263484A CN 202111601267 A CN202111601267 A CN 202111601267A CN 114263484 A CN114263484 A CN 114263484A
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- Prior art keywords
- telescopic column
- telescopic
- telescopic columns
- supporting
- columns
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- 239000003245 coal Substances 0.000 description 7
- 239000011435 rock Substances 0.000 description 6
- 238000005065 mining Methods 0.000 description 4
- 238000009434 installation Methods 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 238000009412 basement excavation Methods 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
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Abstract
The invention relates to the field of on-mine machinery, in particular to an underground supporting device which comprises two longitudinal beams arranged in parallel, wherein a cross beam is arranged between the longitudinal beams, second telescopic columns are fixedly arranged at the positions, close to the two ends of a beam body, of the bottom of each longitudinal beam, a first telescopic column is arranged below each second telescopic column, the inner wall of each first telescopic column is connected with the outer wall of each second telescopic column in a sliding mode, supporting blocks are fixedly arranged on the side walls of the first telescopic columns, and hydraulic cylinders are arranged between the upper side surfaces of the supporting blocks and the lower ground of the longitudinal beams.
Description
Technical Field
The invention relates to the field of mining machinery, in particular to an underground supporting device.
Background
The coal mine is mainly underground mining, a large number of roadways need to be excavated underground, roadway support is adopted to keep the roadways smooth and surrounding rocks stable, and the method has important significance for coal mine construction and production, a U-shaped shed frame coal mine roadway support structure needs to be used in coal mine mining, in the prior art, the existing U-shaped shed frame coal mine roadway support structure is not convenient and fast to adjust and fix when in use, a large amount of installation time is wasted, use is influenced, coal mining turns to deep development, roadway excavation, support and maintenance caused by the fact face great difficulties, particularly when the roadway is influenced by structural belts, the surrounding rocks of the roadway are weak and loose, and the control of the surrounding rocks of the roadway is a great problem of coal mine safety production.
In order to control the deformation of the complex surrounding rock roadway, a U-shaped shed support is generally adopted, and the roadway roof and two sides are supported by utilizing the high strength and the contractibility of the U-shaped shed, and the roof is controlled to sink and the two sides are controlled to deviate. However, the U-shaped shed support material has high cost and large installation workload, and when the surrounding rock of the roadway is unevenly damaged, the bending rigidity is insufficient, the local large deformation of the surrounding rock is difficult to resist, and the local buckling deformation of the U-shaped shed support is caused, so that the failure of the whole arch support structure is caused.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provides a downhole support device.
In order to solve the technical problems, the technical scheme provided by the invention is that the underground supporting device comprises two longitudinal beams which are arranged in parallel, a cross beam is arranged between the longitudinal beams, second telescopic columns are fixedly arranged at the positions, close to the two ends of a beam body, of the bottom of each longitudinal beam, a first telescopic column is arranged below each second telescopic column, the inner wall of each first telescopic column is connected with the outer wall of each second telescopic column in a sliding mode, a supporting block is fixedly arranged on the side wall of each first telescopic column, and a hydraulic cylinder is arranged between the upper side face of each supporting block and the ground below the longitudinal beam;
the lower part of the beam is provided with a U-shaped groove for supporting the beam body of the beam, the bottom of the U-shaped groove is fixedly connected with the top end of the supporting rod, the lower end of the supporting rod is connected with the sweep, and wheels matched with the underground track for use are arranged below the sweep.
As an improvement, the connecting rings are arranged at the front end and the rear end of the vehicle plate body.
As an improvement, the side walls of the first telescopic column and the second telescopic column are provided with positioning holes, and the positioning holes of the first telescopic column are provided with positioning pins.
As an improvement, the bottom of the first telescopic column is provided with a base, and a through hole for installing an anchor bolt is formed in the position, close to the edge of the base body, of the base.
Compared with the prior art, the invention has the advantages that:
simple structure, the installation is quick, can directly accomplish the back with supporting construction equipment through track in the pit and carry to the region of setting for, is particularly suitable for the quick support in some ceiling unstable regions, and the effectual safe production coefficient in the pit that has improved reduces because of the incident that the tunnel collapses and arouse.
Drawings
FIG. 1 is a schematic view of a first perspective structure;
fig. 2 is a first view structure diagram.
Fig. 1-2 show: 1. the device comprises a first telescopic column, a second telescopic column, a longitudinal beam, a base, a supporting block, a hydraulic cylinder, a cross beam, a base, a supporting block, a hydraulic cylinder, a connecting ring, a connecting rod, a connecting ring, a connecting hole, a positioning hole, a connecting rod, a through hole and a through hole, wherein the first telescopic column is 2, the second telescopic column is 3, the longitudinal beam, 4, the cross beam, 5, the base is 6, the supporting block, 7, the hydraulic cylinder is 8, the U-shaped groove is 9, the supporting rod, 10, a vehicle board, 11, a wheel, 12 and the connecting ring is 13, the positioning hole, 14 and the through hole.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
With reference to the attached drawings 1-2, the underground supporting device comprises two longitudinal beams 3 arranged in parallel, a cross beam 4 is arranged between the longitudinal beams 3, second telescopic columns 2 are fixedly arranged at the positions, close to the two ends of a beam body, of the bottom of each longitudinal beam 3, a first telescopic column 1 is arranged below each second telescopic column 2, the inner wall of each first telescopic column 1 is connected with the outer wall of each second telescopic column 2 in a sliding mode, a supporting block 6 is fixedly arranged on the side wall of each first telescopic column 1, and a hydraulic cylinder 7 is arranged between the upper side face of each supporting block 6 and the lower ground face of each longitudinal beam 3;
the lower part of the cross beam 4 is provided with a U-shaped groove 8 for supporting the beam body of the cross beam 4, the bottom of the U-shaped groove 8 is fixedly connected with the top end of a supporting rod 9, the lower end of the supporting rod 9 is connected with a sweep 11, and wheels 11 matched with underground rails for use are arranged below the sweep 11.
In the preferred embodiment of the present invention, the connecting rings 12 are installed at the front and rear ends of the plate body of the vehicle plate 10.
As a preferred embodiment of this embodiment, the side walls of the first telescopic column 1 and the second telescopic column 2 are provided with positioning holes 13, and the positioning holes 13 of the first telescopic column 1 are provided with positioning pins.
As a preferred embodiment of the present embodiment, a base 5 is installed at the bottom of the first telescopic column 1, and a through hole 14 for installing an anchor bolt is provided at a position of the base 5 near the edge of the base body.
When the invention is implemented specifically, a cross beam 4 is arranged between the longitudinal beams 3, second telescopic columns 2 are fixedly arranged at the bottom of the longitudinal beams 3 and close to the two ends of a beam body, first telescopic columns 1 are arranged below the second telescopic columns 2, the inner walls of the first telescopic columns 1 are connected with the outer walls of the second telescopic columns 2 in a sliding manner, supporting blocks 6 are fixedly arranged on the side walls of the first telescopic columns 1, and hydraulic cylinders 7 are arranged between the upper side surfaces of the supporting blocks 6 and the lower ground surface of the longitudinal beams 3; the supporting device is characterized in that a U-shaped groove 8 used for supporting a beam body of the cross beam 4 is formed in the lower portion of the cross beam 4, the bottom of the U-shaped groove 8 is fixedly connected with the top end of a supporting rod 9, the lower end of the supporting rod 9 is connected with a car plate 11, wheels 11 matched with underground rails are arranged below the car plate 11, after the supporting device is pre-installed, the supporting device is conveyed to an area needing to be supported through the underground rails, pins are pulled out of a positioning hole 13, a hydraulic cylinder 7 jacks a longitudinal beam 3, a first telescopic column 1 and a second telescopic column 2 extend, the cross beam 4 is separated from the U-shaped groove 8, a base 5 falls on the ground, the cross beam 4 and the longitudinal beam 3 are in contact with a roadway ceiling, and after supporting is completed, the car plate drives away from the supporting area through the rails.
The present invention and its embodiments have been described above, and the description is not intended to be limiting, and the drawings are only one embodiment of the present invention, and the actual structure is not limited thereto. In summary, those skilled in the art should appreciate that they can readily use the disclosed conception and specific embodiments as a basis for designing or modifying other structures for carrying out the same purposes of the present invention without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (4)
1. A be used for downhole support device which characterized in that: the device comprises two longitudinal beams (3) which are arranged in parallel, wherein a cross beam (4) is arranged between the longitudinal beams (3), second telescopic columns (2) are fixedly arranged at the positions, close to the two ends of a beam body, of the bottom of each longitudinal beam (3), first telescopic columns (1) are arranged below the second telescopic columns (2), the inner walls of the first telescopic columns (1) are connected with the outer walls of the second telescopic columns (2) in a sliding mode, supporting blocks (6) are fixedly arranged on the side walls of the first telescopic columns (1), and hydraulic cylinders (7) are arranged between the upper side surfaces of the supporting blocks (6) and the lower ground surface of each longitudinal beam (3);
crossbeam (4) lower part is equipped with U type groove (8) that are used for supporting crossbeam (4) roof beam body, U type groove (8) bottom and bracing piece (9) top fixed connection, bracing piece (9) low side is connected with sweep (11), sweep (11) below is equipped with wheel (11) that use with track cooperation in the pit.
2. A support device for use in a well according to claim 1, wherein: the connecting rings (12) are arranged at the front end and the rear end of the body of the vehicle plate (10).
3. A support device for use in a well according to claim 1, wherein: the side walls of the first telescopic column (1) and the second telescopic column (2) are provided with positioning holes (13), and the positioning holes (13) of the first telescopic column (1) are provided with positioning pins.
4. A support device for use in a well according to claim 1, wherein: the base (5) is arranged at the bottom of the first telescopic column (1), and a through hole (14) for installing a foundation bolt is formed in the position, close to the edge of the base body, of the base (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111601267.2A CN114263484A (en) | 2021-12-24 | 2021-12-24 | Underground supporting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111601267.2A CN114263484A (en) | 2021-12-24 | 2021-12-24 | Underground supporting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114263484A true CN114263484A (en) | 2022-04-01 |
Family
ID=80829882
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111601267.2A Pending CN114263484A (en) | 2021-12-24 | 2021-12-24 | Underground supporting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114263484A (en) |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2830642Y (en) * | 2005-08-31 | 2006-10-25 | 于宪光 | Rail sequential groove forward horizontal telescopic hydraulic prop supporting system of coal working face |
| CN201786365U (en) * | 2010-08-24 | 2011-04-06 | 李大军 | Hydraulic telescopic bracket for borehole coal mine |
| CN104018869A (en) * | 2014-06-20 | 2014-09-03 | 山西东华机械有限公司 | Advanced support supporting device |
| CN105569687A (en) * | 2015-12-14 | 2016-05-11 | 中铁四局集团第一工程有限公司 | Gantry supporting structure for tunnel lining trolley |
| CN109356620A (en) * | 2018-12-03 | 2019-02-19 | 湖南五新隧道智能装备股份有限公司 | A kind of portal-framed structure |
| CN110318798A (en) * | 2019-06-24 | 2019-10-11 | 中国煤炭科工集团太原研究院有限公司 | Crawler belt carries the mobile air crossing system of formula and construction method |
| CN111017737A (en) * | 2020-01-03 | 2020-04-17 | 泉州市苏合建桥设备有限公司 | Automatic simple door machine and using method thereof |
| CN210370745U (en) * | 2019-07-31 | 2020-04-21 | 河北天择重型机械有限公司 | Forepoling system |
| CN210460706U (en) * | 2019-09-23 | 2020-05-05 | 张荣秋 | Underground roadway supporting device for coal mining |
| CN213269934U (en) * | 2020-10-15 | 2021-05-25 | 李信斌 | Underground mining support |
-
2021
- 2021-12-24 CN CN202111601267.2A patent/CN114263484A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2830642Y (en) * | 2005-08-31 | 2006-10-25 | 于宪光 | Rail sequential groove forward horizontal telescopic hydraulic prop supporting system of coal working face |
| CN201786365U (en) * | 2010-08-24 | 2011-04-06 | 李大军 | Hydraulic telescopic bracket for borehole coal mine |
| CN104018869A (en) * | 2014-06-20 | 2014-09-03 | 山西东华机械有限公司 | Advanced support supporting device |
| CN105569687A (en) * | 2015-12-14 | 2016-05-11 | 中铁四局集团第一工程有限公司 | Gantry supporting structure for tunnel lining trolley |
| CN109356620A (en) * | 2018-12-03 | 2019-02-19 | 湖南五新隧道智能装备股份有限公司 | A kind of portal-framed structure |
| CN110318798A (en) * | 2019-06-24 | 2019-10-11 | 中国煤炭科工集团太原研究院有限公司 | Crawler belt carries the mobile air crossing system of formula and construction method |
| CN210370745U (en) * | 2019-07-31 | 2020-04-21 | 河北天择重型机械有限公司 | Forepoling system |
| CN210460706U (en) * | 2019-09-23 | 2020-05-05 | 张荣秋 | Underground roadway supporting device for coal mining |
| CN111017737A (en) * | 2020-01-03 | 2020-04-17 | 泉州市苏合建桥设备有限公司 | Automatic simple door machine and using method thereof |
| CN213269934U (en) * | 2020-10-15 | 2021-05-25 | 李信斌 | Underground mining support |
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