CN108561629B - Mining deformation resistance adjusting device for shallow gas transmission pipeline for coal mining - Google Patents
Mining deformation resistance adjusting device for shallow gas transmission pipeline for coal mining Download PDFInfo
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- CN108561629B CN108561629B CN201810357278.2A CN201810357278A CN108561629B CN 108561629 B CN108561629 B CN 108561629B CN 201810357278 A CN201810357278 A CN 201810357278A CN 108561629 B CN108561629 B CN 108561629B
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- Prior art keywords
- pipeline
- connecting rod
- sides
- screw
- mining
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- 238000005065 mining Methods 0.000 title claims abstract description 19
- 239000003245 coal Substances 0.000 title claims abstract description 14
- 230000005540 biological transmission Effects 0.000 title claims abstract description 8
- 230000008093 supporting effect Effects 0.000 claims abstract description 25
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 claims description 12
- 230000000694 effects Effects 0.000 claims description 6
- 238000005381 potential energy Methods 0.000 claims description 5
- 239000011248 coating agent Substances 0.000 claims description 4
- 238000000576 coating method Methods 0.000 claims description 4
- 238000003466 welding Methods 0.000 description 5
- 238000005260 corrosion Methods 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000003449 preventive effect Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000010008 shearing Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L3/00—Supports for pipes, cables or protective tubing, e.g. hangers, holders, clamps, cleats, clips, brackets
- F16L3/02—Supports for pipes, cables or protective tubing, e.g. hangers, holders, clamps, cleats, clips, brackets partly surrounding the pipes, cables or protective tubing
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/04—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Aviation & Aerospace Engineering (AREA)
- Supports For Pipes And Cables (AREA)
Abstract
The invention discloses an anti-mining deformation adjusting device for a shallow buried gas transmission pipeline for coal mining, which comprises a base, a supporting plate, a rotating shaft and a connecting rod, wherein two slideways are symmetrically arranged on two sides of the upper surface of the base, two sliding grooves are symmetrically formed in two sides of the slideway, moving blocks are movably arranged in the sliding grooves, one opposite sides of the two moving blocks are connected with two ends of the rotating shaft, a sleeve column is fixed on the upper surface of the base, an inner column is inserted in the sleeve column, the upper surface of the sleeve column is connected with the lower surface of the supporting plate through a spring, a fixed block is fixed on the lower surface of the supporting plate, a rotating groove is formed in the fixed block, the rotating shaft is arranged in the rotating groove, and two ends of the connecting rod. The invention has the advantages of adjusting the supporting height of the whole equipment according to the sinking degree of the ground surface, keeping the pipeline in a horizontal state and avoiding the sinking and breaking of the pipeline.
Description
Technical Field
The invention relates to the technical field of coal mining, in particular to a mining deformation resistance adjusting device for a shallow-buried gas transmission pipeline for coal mining.
Background
The exploitation of underground resources can cause the surface of the earth to sink to different degrees, especially for mining coal under pipelines, the most common method is to reserve a protective coal pillar and a pipeline of the surface of the earth to change the line under the well, the reserved protective coal pillar is similar to that of mining coal under the railway, although the pipeline can be well protected, a large amount of coal resources are wasted; the pipeline needs to be buried again when the pipeline is changed, so that the cost of the pipeline is greatly increased. At present, few researches and applications are carried out on the protection measures of the pipeline, the device for installing and fixing the pipeline at the pipeline cannot cope with ground subsidence, the pipeline can move downwards along with the ground subsidence, and the pipeline can be broken in serious cases.
disclosure of Invention
The invention aims to provide an anti-mining deformation adjusting device for a shallow gas transmission pipeline for coal mining, which has the advantages of adjusting the supporting height of the whole equipment according to the degree of ground subsidence, keeping the pipeline in a horizontal state, avoiding pipeline subsidence and fracture, and solving the problem that the pipeline can move downwards along with the subsidence of the ground and can be fractured seriously.
In order to achieve the purpose, the invention provides the following technical scheme: an anti-mining deformation adjusting device for a shallow gas transmission pipeline for coal mining comprises a base, a supporting plate, a rotating shaft and a connecting rod, wherein two slide ways are symmetrically installed on two sides of the upper surface of the base, two slide ways are symmetrically arranged on two sides of each slide way, screw holes are formed in the slide ways and are distributed at equal intervals, moving blocks are movably installed in the slide ways and are fixedly connected with the screw holes through screws, opposite sides of the two moving blocks are rotatably connected with two ends of the rotating shaft, sleeve columns are symmetrically fixed at the front and back ends of two sides of the upper surface of the base, inner columns are movably inserted in the sleeve columns, the outer sides of the upper surfaces of the sleeve columns are elastically connected with the lower surface of the supporting plate through springs, four fixed blocks are symmetrically fixed at the front and back ends of two sides of the lower surface of the supporting plate, rotating, the two ends of the connecting rod are respectively connected with the rotating shafts on the fixed block and the moving block, and arc-shaped frames are arranged on the two sides of the upper surface of the supporting plate.
preferably, the sliding groove is matched with the moving block.
Preferably, two moving blocks are in one group, and four groups of moving blocks are symmetrically distributed in sliding grooves at the front end and the rear end of the two slideways.
Preferably, the inner post is located in the middle of the spring.
preferably, the fixed block and the moving block are in the same vertical plane.
preferably, the inner wall of the arc-shaped frame is of a semicircular structure, and the inner wall of the arc-shaped frame is matched with the outer wall of the pipeline.
Compared with the prior art, the invention has the following beneficial effects:
1. The invention achieves the effects of adjusting the supporting height of the whole equipment according to the subsidence degree of the earth surface and keeping the pipeline in a horizontal state by arranging the connecting rod, wherein two ends of the connecting rod are respectively and rotatably connected with the fixed block and the movable block through the rotating shaft, after the earth surface subsides, the pipeline is in an unhevel state, the subsidence degree of the earth surface is measured, the supporting plate is jacked up and supported by the jack, the screw on the movable block is unscrewed, the movable block is in a movable state, the movable block moves inwards to drive the connecting rod to tend to be vertical, the supporting height is improved, after the pipeline is horizontal, the screw is screwed, the movable block is fixed, and the jack is removed, so that the purposes of adjusting the supporting height of the whole equipment according to the subsidence degree of the earth surface and keeping.
2. The invention achieves the effect of reducing the impact caused by the descending of the pipeline when the ground surface sinks by arranging the spring, the spring is arranged between the sleeve column and the supporting plate, the inner column penetrates through the spring to be inserted into the sleeve column, when the ground surface sinks, the pipeline can descend along with the sinking of the ground surface, the impact force of the descending of the pipeline can act on the connecting rod, at the moment, the spring is compressed due to the impact force, part of the impact force is converted into elastic potential energy, the impact force borne by the connecting rod is reduced, the connecting rod is protected, and after the sinking is finished, the spring is slowly restored, so that the aim of reducing the impact caused by the descending of the pipeline when the ground surface sinks is achieved.
Drawings
FIG. 1 is a schematic front view of the present invention;
FIG. 2 is a left side sectional view of the present invention;
Fig. 3 is a schematic top view of the chute of the present invention.
in the figure: 1. a base; 2. sleeving a column; 3. an inner column; 4. a spring; 5. a support plate; 6. an arc-shaped frame; 7. a fixed block; 8. a rotating shaft; 9. a rotating groove; 10. a screw; 11. a moving block; 12. a slideway; 13. a connecting rod; 14. a screw hole; 15. a chute.
Detailed Description
the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1 to 3, an embodiment of the present invention includes: an anti-mining deformation adjusting device for a shallow buried gas transmission pipeline for coal mining comprises a base 1, a supporting plate 5, a rotating shaft 8 and a connecting rod 13, wherein two slideways 12 are symmetrically arranged on two sides of the upper surface of the base 1, two sliding grooves 15 are symmetrically arranged on two sides of each slideway 12, screw holes 14 are formed in the sliding grooves 15 and are distributed at equal intervals, moving blocks 11 are movably arranged in the sliding grooves 15, the sliding grooves 15 are matched with the moving blocks 11, the two moving blocks 11 form a group, the four groups of moving blocks 11 are symmetrically distributed in the sliding grooves 15 at the front end and the rear end of each slideway 12, so that the moving blocks 11 can drive the connecting rod 13 to move and adjust the supporting height, the moving blocks 11 are fixedly connected with the screw holes 14 through screws 10, step holes with the diameters larger than those of the screw holes 14 are formed in the top ends of the screw holes, bolt, the screw 10 penetrates through the cylindrical pin and is in threaded connection with the screw hole 14, the movable block 11 is connected with the slide way 12 through the cylindrical pin, radial shearing force on the screw 10 can be avoided, the service life of the screw 10 is prolonged, the screw 10 can be placed to be bent, and quick adjustment of the position of the movable block 11 is facilitated; furthermore, the outer wall of the cylindrical pin is provided with an external thread, and the thread of the external thread is in contact with the pin hole and the inner wall of the round hole, so that the contact area is small, the resistance generated by rotating the cylindrical pin during corrosion is reduced, and meanwhile, rust preventive oil can be regularly added into the pin hole and the round hole through the external thread, so that the cylindrical pin can be rustproof on one hand, and the screw 10 can be rustproof on the other hand; furthermore, the cylindrical pin is formed by welding three equal-angle arc plates, the adjacent arc plates are welded from the inner sides of arcs, welding seams protrude towards the inner sides of the arcs, the vertexes of the three welding seams are turned and then kept on the same circumference, the outer diameter of the thread of the screw 10 is equal to the diameter of a circle where the three welding seams are turned, the rigidity of the cylindrical pin can be effectively enhanced by the three welding seams, a gap is reserved between the cylindrical pin and the screw 10, and anti-rust oil can be stored in the gap; fixed movable block 11 can keep connecting rod 13 stable when supporting the pipeline, avoid connecting rod 13 to appear rocking, two relative one sides of movable block 11 are rotated with the both ends of axis of rotation 8 and are connected, both ends symmetry is fixed with set post 2 around 1 upper surface both sides of base, 2 internalization pegs graft of set post have interior post 3, 2 upper surface outsides of set post pass through spring 4 and 5 lower surface elastic connection of backup pad, interior post 3 is located the centre of spring 4, the earth's surface keeps spring 4's normal work when sinking, avoid spring 4 crooked. When the ground surface sinks, the pipeline can descend along with the sinking of the ground surface, the impact force of the descending of the pipeline can act on the connecting rod 13, at the moment, the spring 4 is compressed due to the impact force, part of the impact force is converted into elastic potential energy, the impact force applied to the connecting rod 13 is reduced, the connecting rod 13 is protected, after the sinking is finished, the spring 4 is slowly restored, the effect of reducing the impact caused by the descending of the pipeline when the ground surface sinks is achieved, four fixing blocks 7 are symmetrically fixed at the front end and the rear end of the two sides of the lower surface of the supporting plate 5, the fixing blocks 7 and the moving block 11 are positioned in the same vertical plane, the supporting effect is enhanced, the connecting rod 13 is conveniently moved, a rotating groove 9 is formed in each fixing block 7, a rotating shaft 8 is rotatably installed in each rotating groove 9, the two ends of each, the pipeline is in the state of not horizontality, measures the sunken degree of earth's surface, supports backup pad 5 jack-up with the jack earlier, unscrews screw 10 on the movable block 11, makes movable block 11 be in the portable state, moves movable block 11 inwards, drives connecting rod 13 and tends to vertically, improves the bearing height, and the pipeline is in the level back, screws up screw 10, and fixed movable block 11 removes the jack, has reached the bearing height of adjusting whole equipment according to the sunken degree of earth's surface, keeps the pipeline to be in the effect of horizontality. Arc frame 6 is installed to backup pad 5 upper surface both sides, and 6 inner walls of arc frame are semicircular structure, and 6 inner walls of arc frame are identical with the pipeline outer wall, and the pipeline is placed and is kept fixed in arc frame 6.
The connecting rod 13 adopts a turnbuckle, the small-angle adjustment of the supporting plate 5 can be realized, a sponge sleeve is sleeved on a threaded rod of the turnbuckle, and the sponge sleeve is soaked with anti-rust oil, so that the corrosion of threads can be avoided; furthermore, the outer surface of the sponge sleeve is coated with a layer of flexible waterproof and oilproof coating, and when the anti-rust oil-proof screw cap is used, the anti-rust oil is injected into the sponge sleeve through an injector, and due to the effect of the waterproof and oilproof coating, the anti-rust oil is stored in the sponge sleeve, and when the sponge sleeve is sleeved on the screw rod, the inner side of the sponge sleeve is pierced through the needle head and the part contacted with the screw rod, so that the anti-rust oil can flow out conveniently.
The connecting rod 13 can also be made of an elastic member, which is an elastic telescopic rod or an elastic steel plate.
The working principle is as follows: during the work of the pipeline support, after the ground surface sinks, the pipeline descends along with the sinking of the ground surface, the impact force of the descending of the pipeline acts on the connecting rod 13, at the moment, the spring 4 is compressed due to the impact force, part of the impact force is converted into elastic potential energy, the impact force applied to the connecting rod 13 is reduced, the supporting plate 5 is jacked up and supported by the jack, the screw 10 on the moving block 11 is loosened, the moving block 11 is in a movable state, the moving block 11 moves inwards, the connecting rod 13 is driven to tend to be vertical, the supporting height is improved, after the pipeline is horizontal, the screw 10 is screwed down, the moving block 11 is fixed, the jack is removed, and the pipeline support is achieved.
it will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (1)
1. The utility model provides an anti mining deformation adjusting device of shallow gas transmission pipeline for coal mining, includes base (1), backup pad (5), axis of rotation (8) and connecting rod (13), its characterized in that: the two sliding ways (12) are symmetrically installed on two sides of the upper surface of the base (1), two sliding grooves (15) are symmetrically formed in two sides of each sliding way (12), screw holes (14) distributed at equal intervals are formed in the sliding grooves (15), moving blocks (11) are movably installed in the sliding grooves (15), the moving blocks (11) are fixedly connected with the screw holes (14) through screws (10), one opposite sides of the two moving blocks (11) are rotatably connected with two ends of a rotating shaft (8), sleeve columns (2) are symmetrically fixed at the front end and the rear end of two sides of the upper surface of the base (1), inner columns (3) are movably inserted in the sleeve columns (2), the outer side of the upper surface of each sleeve column (2) is elastically connected with the lower surface of a supporting plate (5) through springs (4), and four fixing blocks (7) are symmetrically fixed at the front end and the rear end of two sides, a rotating groove (9) is formed in the fixed block (7), a rotating shaft (8) is rotatably mounted in the rotating groove (9), two ends of the connecting rod (13) are respectively connected with the rotating shaft (8) on the fixed block (7) and the moving block (11), and arc-shaped frames (6) are mounted on two sides of the upper surface of the supporting plate (5); when the ground surface sinks, the pipeline descends along with the sinking of the ground surface, the impact force of the descending pipeline acts on the connecting rod (13), at the moment, the spring (4) is compressed due to the impact force, part of the impact force is converted into elastic potential energy, the impact force applied to the connecting rod (13) is reduced, the connecting rod (13) is protected, and after the sinking is finished, the spring (4) is slowly restored, so that the effect of reducing the impact caused by the descending of the pipeline when the ground surface sinks is achieved;
The sliding groove (15) is matched with the moving block (11);
the two moving blocks (11) form a group, and four groups of moving blocks (11) are symmetrically distributed in sliding grooves (15) at the front end and the rear end of the two sliding ways (12);
The inner column (3) is positioned in the middle of the spring (4);
The fixed block (7) and the moving block (11) are positioned in the same vertical plane;
The inner wall of the arc-shaped frame (6) is of a semicircular structure, and the inner wall of the arc-shaped frame (6) is matched with the outer wall of the pipeline;
The connecting rod (13) adopts a turnbuckle, the small-angle adjustment of the supporting plate (5) can be realized, a sponge sleeve is sleeved on a threaded screw of the turnbuckle, and anti-rust oil is soaked on the sponge sleeve; a flexible waterproof and oilproof coating is sprayed on the outer surface of the sponge sleeve; when the anti-rust oil storage device is used, the anti-rust oil is injected into the sponge sleeve through the injector, the anti-rust oil is stored in the sponge sleeve under the action of the waterproof and oil-proof coating, and when the sponge sleeve is sleeved on the screw rod, the contact part of the inner side of the sponge sleeve and the screw rod is pierced through by the needle head, so that the anti-rust oil can flow out conveniently;
after the earth's surface subsides, the pipeline can descend along with the subside of earth's surface, the impulsive force that the pipeline descends can be used in connecting rod (13), at this moment spring (4) compress because of the reason of impulsive force, convert part impulsive force into elastic potential energy, reduce the impulsive force that connecting rod (13) received, earlier with jack with backup pad (5) jack-up support, screw (10) on the loose movable block (11), make movable block (11) be in portable state, move movable block (11) inwards, drive connecting rod (13) and tend to vertically, improve the support height, the pipeline is in the level, screw (10) are screwed up, fixed movable block (11), withdraw the jack, realize the support of pipeline.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810357278.2A CN108561629B (en) | 2018-04-20 | 2018-04-20 | Mining deformation resistance adjusting device for shallow gas transmission pipeline for coal mining |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810357278.2A CN108561629B (en) | 2018-04-20 | 2018-04-20 | Mining deformation resistance adjusting device for shallow gas transmission pipeline for coal mining |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108561629A CN108561629A (en) | 2018-09-21 |
| CN108561629B true CN108561629B (en) | 2019-12-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810357278.2A Expired - Fee Related CN108561629B (en) | 2018-04-20 | 2018-04-20 | Mining deformation resistance adjusting device for shallow gas transmission pipeline for coal mining |
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| Country | Link |
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| CN (1) | CN108561629B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111503413A (en) * | 2020-04-25 | 2020-08-07 | 南京奥新可工程科技有限公司 | Pipeline fixing device for sewage treatment |
| CN112924306B (en) * | 2021-01-29 | 2024-03-01 | 西安石油大学 | Hinge buffering self-anchored buried oil-gas pipeline static explosion experimental device |
| CN117489881B (en) * | 2024-01-02 | 2024-03-19 | 哈尔滨理工大学 | Pipeline support frame |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH1026261A (en) * | 1996-07-11 | 1998-01-27 | Ishikawajima Harima Heavy Ind Co Ltd | Piping support device |
| CN204345069U (en) * | 2014-12-15 | 2015-05-20 | 杨书宝 | A kind of pressure piping fixed support |
| CN206504012U (en) * | 2017-03-02 | 2017-09-19 | 杨福武 | A kind of natural gas line Construction Support device |
| CN107202220A (en) * | 2017-05-12 | 2017-09-26 | 贺州思通信息技术有限公司 | Built on stilts combustion gas heat-preserving anti-freezing pipeline and its application method |
| CN206874961U (en) * | 2017-06-12 | 2018-01-12 | 杨娜 | A kind of petroleum pipeline fixing device |
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2018
- 2018-04-20 CN CN201810357278.2A patent/CN108561629B/en not_active Expired - Fee Related
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| CN108561629A (en) | 2018-09-21 |
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Effective date of registration: 20191119 Address after: 211299 Xingzhuang science and Technology Industrial Park, 288 Qinhuai Avenue, yongyang street, Lishui District, Nanjing City, Jiangsu Province Applicant after: NANJING DONGNAN BUILDING ELECTROMECHANICAL ANTIVIBRATION RESEARCH INSTITUTE Co.,Ltd. Address before: 232001 Shannan New District, Anhui University of Technology, 168 Taifeng Street, Huainan City, Anhui Province Applicant before: Cheng Gang |
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