CN111894638A - Opening supporting steel structure for coal mine mining - Google Patents
Opening supporting steel structure for coal mine mining Download PDFInfo
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- CN111894638A CN111894638A CN202010787459.6A CN202010787459A CN111894638A CN 111894638 A CN111894638 A CN 111894638A CN 202010787459 A CN202010787459 A CN 202010787459A CN 111894638 A CN111894638 A CN 111894638A
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- butt joint
- connecting block
- joint sleeve
- pin hole
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 79
- 239000010959 steel Substances 0.000 title claims abstract description 79
- 239000003245 coal Substances 0.000 title claims abstract description 28
- 238000005065 mining Methods 0.000 title claims abstract description 16
- 210000001503 joint Anatomy 0.000 claims description 55
- 230000003014 reinforcing effect Effects 0.000 claims description 20
- 238000009434 installation Methods 0.000 claims description 11
- 238000003466 welding Methods 0.000 claims description 11
- WSNMPAVSZJSIMT-UHFFFAOYSA-N COc1c(C)c2COC(=O)c2c(O)c1CC(O)C1(C)CCC(=O)O1 Chemical compound COc1c(C)c2COC(=O)c2c(O)c1CC(O)C1(C)CCC(=O)O1 WSNMPAVSZJSIMT-UHFFFAOYSA-N 0.000 claims description 9
- 238000013016 damping Methods 0.000 claims description 8
- 230000007246 mechanism Effects 0.000 claims description 8
- 230000000149 penetrating effect Effects 0.000 claims description 4
- 230000008602 contraction Effects 0.000 claims 1
- 238000010276 construction Methods 0.000 abstract description 10
- 238000009412 basement excavation Methods 0.000 abstract description 7
- 239000004677 Nylon Substances 0.000 abstract 1
- 239000011248 coating agent Substances 0.000 abstract 1
- 238000000576 coating method Methods 0.000 abstract 1
- 229920001778 nylon Polymers 0.000 abstract 1
- 230000001681 protective effect Effects 0.000 abstract 1
- 238000005728 strengthening Methods 0.000 abstract 1
- 238000000034 method Methods 0.000 description 8
- 230000035939 shock Effects 0.000 description 6
- 230000008569 process Effects 0.000 description 4
- 230000002787 reinforcement Effects 0.000 description 4
- 239000002699 waste material Substances 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 125000004122 cyclic group Chemical group 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 238000005452 bending Methods 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 238000005381 potential energy Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004567 concrete Substances 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003032 molecular docking Methods 0.000 description 1
- 239000011150 reinforced concrete Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Classifications
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D11/00—Lining tunnels, galleries or other underground cavities, e.g. large underground chambers; Linings therefor; Making such linings in situ, e.g. by assembling
- E21D11/14—Lining predominantly with metal
- E21D11/18—Arch members ; Network made of arch members ; Ring elements; Polygon elements; Polygon elements inside arches
- E21D11/183—Supporting means for arch members, not provided for in E21D11/22
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D11/00—Lining tunnels, galleries or other underground cavities, e.g. large underground chambers; Linings therefor; Making such linings in situ, e.g. by assembling
- E21D11/14—Lining predominantly with metal
- E21D11/18—Arch members ; Network made of arch members ; Ring elements; Polygon elements; Polygon elements inside arches
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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
- 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
- F16F15/06—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 with metal springs
- F16F15/067—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 with metal springs using only wound springs
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- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Structural Engineering (AREA)
- Civil Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Architecture (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- General Engineering & Computer Science (AREA)
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- Buildings Adapted To Withstand Abnormal External Influences (AREA)
Abstract
The invention relates to the technical field of supporting steel structures and discloses a supporting steel structure for a coal mine mining opening. This mine excavation entrance to a cave supports steel construction, through setting up the lifting hook, the lifting hook can be dismantled, conveniently change the lifting hook specification fast when the article of hoist and mount difference, the lifting hook passes through the loop bar can rotate with the mounting and be connected, the appearance does not take place to twist reverse when convenient hoist and mount area body uses, through taking the inside nylon back up coat that sets up of body at hoist and mount, additional strengthening, in addition at the heat-insulating layer that the protective sheath surface increases high temperature resistance and high temperature resistant inoxidizing coating messenger hoist and mount area body can bear high temperature, enlarges application range.
Description
Technical Field
The invention relates to the technical field of supporting steel structures, in particular to a supporting steel structure for a coal mine excavation cave entrance.
Background
The steel structure building is a novel building system, can be integrated into a new industry system at the industrial boundary line among the land industry, the building industry and the metallurgical industry, and is the steel structure building which is generally seen by people in the industry. Compared with the traditional concrete building, the steel plate or the section steel replaces reinforced concrete, so that the steel structure building has higher strength and better shock resistance. And the components can be manufactured in factories and installed on site. Therefore, the construction period is greatly reduced, and the construction waste can be greatly reduced due to the reutilization of steel, so that the construction method is more environment-friendly. Therefore, the building block is widely adopted by countries all over the world and is applied to industrial buildings and civil buildings. At present, steel structure buildings are mature increasingly, gradually become mainstream building processes, and are the development direction of future buildings.
Coal mines are areas where humans mine coal resources in coal-rich mining areas, and are generally divided into underground coal mines and opencast coal mines. When the coal seam is far away from the ground surface, a roadway is excavated to the underground, the coal seam is a mineworker coal mine, and the support steel structure is a support made of steel and has the characteristics of high strength, light dead weight, good overall rigidity, strong deformability and high safety, so that the support steel structure is often adopted as a tunnel portal support frame at the coal mine excavation tunnel portal.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides a supporting steel structure for a coal mine excavation cave entrance, which can solve the problems of single structure, poor overall stability and low safety performance of the existing supporting steel structure; and the seam is easy to generate during connection or prevented from generating by welding, but the welded steel structure can only be used once and cannot be recycled, so that the problem of waste is caused; the problems that the supporting height of the existing supporting steel structure cannot be adjusted, when mine openings with different heights need to be supported, the supporting steel structures with different heights need to be replaced, steel cannot be recycled, resource waste is serious, and building waste is greatly increased are solved; and solved current colliery exploitation entrance to a cave support steel construction shock attenuation effect not good, the mining in-process, mechanical equipment can produce certain vibrations in the removal, and long-time vibrations can cause the support steel construction internal component not hard up, and the shock attenuation effect is not good and appears supporting the steel construction inefficacy easily and cause the mine hole incident problem that collapses. The rectangular steel plate of the supporting steel structure of the coal mine excavation hole is respectively connected with the supporting beam, the connecting beam and the supporting inclined rods to form a triangular structure, the whole structure is convenient to fix, a plurality of triangular units are formed, the overall strength and stability of the arc-shaped supporting beam are effectively improved, the reinforcing beam is additionally arranged at the bottom of the supporting beam, the supporting inclined frame is fixedly connected between the reinforcing beam and the butt-joint sleeve, the supporting beam can be effectively prevented from bearing bending, the supporting stability of the supporting beam is improved, the joint parts among the steel materials are connected through bolts, so that the steel materials are safer and more convenient to use and mount, can be recycled, the butt-joint sleeve and the bottom pillar are clamped through the butt-joint sleeve rods, and are in pin joint through the bayonet pins, and the purpose of adjusting the supporting height is achieved by changing the pin joint positions on the premise of ensuring the; through set up damper in that the base is inside, the power that receives the foundation has reached the decomposition of power, and the effectual foundation of having solved shakes too big and causes to support steel structural element not hard up in mechanical equipment removes, has improved the security.
In order to realize the purposes that the supporting steel structure of the coal mine excavation cave mouth is convenient to disassemble all steel materials in use so as to achieve cyclic utilization, and the invention can adjust the height and improve the damping performance and stability, the invention provides the following technical scheme: a supporting steel structure for an opening of a mining hole of a coal mine comprises an arc-shaped supporting beam, wherein a supporting cross beam is arranged at the bottom of the arc-shaped supporting beam, a first supporting structure is fixedly arranged at the top of the supporting cross beam, a second supporting structure is arranged on one side of the first supporting structure, a connecting cross beam is fixedly connected between two sides of the inner wall of the arc-shaped supporting beam, a third supporting structure is fixedly arranged at the top of the connecting cross beam, a reinforcing cross beam is fixedly arranged between the inner side walls of the supporting cross beams, a butt-joint sleeve is fixedly welded at the bottom of the supporting cross beam, a supporting inclined frame is fixedly arranged between the reinforcing cross beam and the butt-joint sleeve, a bottom column is fixedly connected at the bottom of the butt-joint sleeve, a base is arranged at the bottom of the bottom column, a damping mechanism is arranged inside, the utility model discloses a building structure, including connecting block, supporting beam, base pillar, connecting block one side fixedly connected with mounting panel, the inboard fixed welding of supporting beam has the web beam to the seat, the web beam is provided with the seat mount to the seat both sides, it is provided with fixing bolt to run through between web beam and the web beam to the seat, there is the mount pad at rectangle steel sheet both ends difference fixed mounting, be provided with the articulated elements between rectangle steel sheet and the mount pad, the inside fixed welding of foundation has the butt joint loop bar, the butt joint sleeve inside and outside wall runs through and is provided with first pinhole, the foundation inside and outside wall runs through and is provided with the second pinhole, it is provided.
The damping mechanism top is provided with connecting block two, the first spring of connecting block two bottom fixedly connected with, two bottom both sides fixed mounting of connecting block have installation piece one, installation piece one-side fixedly connected with telescopic link, telescopic link one end fixedly connected with second spring, second spring other end fixed mounting has installation piece two.
Preferably, the first support structure, the second support structure, the third support structure and the connection mode are the same, the first support structure, the second support structure and the third support structure are distributed in an isosceles triangle shape, one end of the first support structure and one end of the second support structure are respectively connected with the connecting beam through bolts, the other end of the first support structure and one end of the second support structure are respectively connected with the supporting beam through bolts, one end of the third support structure is connected with the arc-shaped supporting beam through bolts, and the other end of the third support structure is connected with the connecting beam.
Preferably, bolts are arranged between the two ends of the connecting beam and the arc-shaped supporting beam, and the two ends of the connecting beam are fixedly connected with the shells on the two sides of the arc-shaped supporting beam through the bolts respectively.
Preferably, bearing structure one, bearing structure two, bearing structure three constitute by 3 support down tube and 2 rectangle steel sheets respectively, bearing structure one, bearing structure two, bearing structure three are isosceles triangle respectively, the rectangle steel sheet passes through the articulated elements and is connected with the mount pad is articulated, the mount pad passes through the bolt and supports down tube fixed connection, the rectangle steel sheet passes through mount pad fixed connection between every two sets of support down tube.
Preferably, the mounting plate is located reinforcing beam top and butt joint sleeve lateral wall respectively, is provided with the bolt between mounting plate and the connecting block one, the mounting plate passes through bolt and connecting block one fixed connection, support the sloping frame both ends through connecting block one respectively with reinforcing beam, butt joint sleeve fixed connection.
Preferably, the outer dimension of the butt joint sleeve is matched with the inner dimension of the bottom column, the butt joint sleeve is inserted into the bottom column, the outer dimension of the butt joint sleeve rod is matched with the inner dimension of the butt joint sleeve, and the butt joint sleeve rod is inserted into the butt joint sleeve.
Preferably, the inside and outside dimensions of the first pin hole are matched with the inside and outside dimensions of the second pin hole, the inside and outside dimensions of the first pin hole and the second pin hole are matched with the outside dimensions of the clamp pins, the first pin hole and the second pin hole are respectively distributed on the surfaces of the butt joint sleeve and the bottom column at equal intervals, the number of the first pin hole and the number of the second pin hole are a plurality, the clamp pins penetrate through the space between the first pin hole and the second pin hole, and the butt joint sleeve and the bottom column are fixedly connected through the clamp pins.
Preferably, the bayonet lock is the T font, the bayonet lock runs through simultaneously between two sets of first pinhole, second pinhole, the bayonet lock other end runs through and is provided with the screw hole, the other end is consolidated through the bolt behind the bayonet lock joint.
Preferably, connecting block two and foundation fixed weld, two one end fixed mounting of connecting block are in two bottoms of connecting block, two other end fixed mounting of connecting block are on the boss that the base inner wall top set up, the second spring outside is provided with the spring groove, the telescopic link through second spring elasticity flexible with spring groove sliding connection.
Compared with the prior art, the invention provides a supporting steel structure for a coal mine excavation cave entrance, which has the following beneficial effects:
1. through setting up the rectangle steel sheet, the rectangle steel sheet passes through the articulated elements and is connected with the mount pad is articulated, the mount pad passes through bolt and support down tube fixed connection, the rectangle steel sheet passes through mount pad fixed connection between per two sets of support down tube, the rectangle steel sheet respectively with supporting beam, connect the crossbeam, support the down tube and connect and form the triangular structure, realize that overall structure is convenient fixed, constitute a plurality of triangle-shaped units, arc supporting beam's bulk strength and stability have effectively been improved, and at supporting beam inside wall fixed connection stiffening beam both ends, fixed connection supports the sloping between stiffening beam and the butt joint sleeve, support sloping and stiffening beam, the butt joint sleeve constitutes triangular support structure, it is crooked effectively to prevent the supporting beam bearing, improve supporting beam's support stability.
2. Bolted connection has all been adopted through the linking department between each steel, has solved because the welding back steel construction can only disposable, can not cyclic utilization, causes extravagant problem, and it is more safe convenient when reducing the welding so that use the installation, and steel cyclic utilization.
3. Through will dock sleeve and foundation through the butt joint loop bar joint, the butt joint loop bar is pegged graft inside the butt joint sleeve, the butt joint sleeve is pegged graft inside the foundation, dual grafting, and be provided with the bayonet lock between butt joint sleeve and the foundation, it is fixed to carry out the pin joint through the bayonet lock, reached the purpose of adjustable support height through changing the pin joint position under the prerequisite of guaranteeing stability, be convenient for when the not ore deposit entrance to a cave of co-altitude is supported to needs, can support the steel construction and carry out the regulation of co-altitude, so that steel obtains reuse, resources are saved.
4. Through at the inside damper that sets up of base, damper top connecting block two and the fixed welding of foundation, two bottoms of connecting block are provided with the spring, two both sides of connecting block are provided with the second spring, the power that damper produced when receiving vibrations to the foundation turns into first spring and second spring elastic potential energy and decomposes to bottom and both sides, the effectual foundation of having solved shakes too big and cause supporting steel structural element not hard up in mechanical equipment removes, the shock attenuation nature promotes, the security has been improved.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is an enlarged view of the structure at A in FIG. 1 according to the present invention;
FIG. 3 is a schematic view of the construction of the support diagonal of the present invention;
FIG. 4 is a schematic diagram of a rectangular steel plate structure according to the present invention;
FIG. 5 is an enlarged view of the structure at B in FIG. 1 according to the present invention;
FIG. 6 is a schematic view of the supporting ramp structure of the present invention;
FIG. 7 is a schematic view of the connection at C of FIG. 1 according to the present invention;
FIG. 8 is an enlarged view of the structure at C of FIG. 1 according to the present invention;
FIG. 9 is a schematic view of the bayonet structure of the present invention;
fig. 10 is a schematic view of the overall structure of the shock absorbing mechanism of the present invention.
In the figure: 1. an arc-shaped support beam; 2. a support beam; 3. a first supporting structure; 4. a second support structure; 5. connecting the cross beam; 6. a support structure III; 7. a reinforcing cross beam; 8. butting the sleeves; 9. a supporting inclined frame; 10. a bottom pillar; 11. a base; 12. a damping mechanism; 13. supporting the diagonal rods; 14. a rectangular steel plate; 15. a first connecting block; 16. mounting a plate; 17. a reinforcing beam butt joint seat; 18. a docking station fixing frame; 19. fixing the bolt; 20. a mounting seat; 21. an articulation member; 22. butting the loop bars; 23. a first pin hole; 24. a second pin hole; 25. a bayonet lock; 121. a second connecting block; 122. a first spring; 123. a first mounting block; 124. a telescopic rod; 125. a second spring; 126. and a second mounting block.
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. 1-10, a supporting steel structure for a coal mining opening comprises an arc-shaped supporting beam 1, a supporting beam 2 is arranged at the bottom of the arc-shaped supporting beam 1, a supporting structure one 3 is fixedly arranged at the top of the supporting beam 2, a supporting structure two 4 is arranged at one side of the supporting structure one 3, a connecting beam 5 is fixedly connected between two sides of the inner wall of the arc-shaped supporting beam 1, a supporting structure three 6 is fixedly arranged at the top of the connecting beam 5, a reinforcing beam 7 is fixedly arranged between the inner side walls of the supporting beam 2, a butt-joint sleeve 8 is fixedly welded at the bottom of the supporting beam 2, a supporting inclined frame 9 is fixedly arranged between the reinforcing beam 7 and the butt-joint sleeve 8, a bottom column 10 is fixedly connected at the bottom of the butt-joint sleeve 8, a base 11 is arranged at the bottom of the bottom column 10, a damping mechanism, support that the both ends of sloping frame 9 fixed welding have connecting block 15, connecting block 15 one side fixedly connected with mounting panel 16, 2 inboard fixed welding of supporting beam has the crossbeam reinforcement to dock 17, crossbeam reinforcement docks the dock 17 both sides and is provided with and docks a mount 18, it is provided with fixing bolt 19 to run through between crossbeam reinforcement 7 and the crossbeam reinforcement dock 17, 14 both ends of rectangular steel sheet respectively fixed mounting have mount pad 20, be provided with articulated elements 21 between rectangular steel sheet 14 and the mount pad 20, the inside fixed welding of foundation 10 has butt joint loop bar 22, 8 inside and outside walls of butt joint sleeve run through and are provided with first pinhole 23, 10 inside and outside walls of foundation run through and are provided with second pinhole 24, it is provided with bayonet lock 25 to run through between first pinhole 23 and the second pinhole 24.
Damping mechanism 12 top is provided with connecting block two 121, and connecting block two 121 bottoms fixedly connected with first spring 122, connecting block two 121 bottoms both sides fixed mounting have installation piece one 123, and installation piece one 123 one side fixedly connected with telescopic link 124, telescopic link 124 one end fixedly connected with second spring 125, second spring 125 other end fixed mounting has installation piece two 126.
In conclusion, the first support structure 3, the second support structure 4 and the third support structure 6 are identical in structure and connection mode, the first support structure 3, the second support structure 4 and the third support structure 6 are distributed in an isosceles triangle shape, one end of each of the first support structure 3 and the second support structure 4 is respectively in bolted connection with the connecting cross beam 5, the other end of each of the first support structure 3 and the second support structure 4 is respectively in bolted connection with the supporting cross beam 2, one end of each of the third support structure 6 is in bolted connection with the arc-shaped support beam 1, the other end of each of the third support structure 3 and the connecting cross beam 5 is connected with the connecting cross beam 5; bolts are arranged between the two ends of the connecting beam 5 and the arc-shaped supporting beam 1, the two ends of the connecting beam 5 are respectively fixedly connected with the shells on the two sides of the arc-shaped supporting beam 1 through the bolts, so that the arc-shaped supporting beam 1 is supported, and the bolts are stably connected and are convenient to disassemble; the supporting structure I3, the supporting structure II 4 and the supporting structure III 6 are respectively composed of 3 supporting inclined rods 13 and 2 rectangular steel plates 14, the supporting structure I3, the supporting structure II 4 and the supporting structure III 6 are respectively in an isosceles triangle shape, the rectangular steel plates 14 are hinged to mounting seats 20 through hinges 21, the mounting seats 20 are fixedly connected with the supporting inclined rods 13 through bolts, the rectangular steel plates 14 are fixedly connected between every two groups of supporting inclined rods 13 through the mounting seats 20, the triangular supporting structure is stable, and the bolts are connected to facilitate disassembly and assembly; the mounting plate 16 is respectively positioned at the top of the reinforcing cross beam 7 and the outer side wall of the butt joint sleeve 8, a bolt is arranged between the mounting plate 16 and the first connecting block 15, the mounting plate 16 is fixedly connected with the first connecting block 15 through the bolt, and two ends of the supporting inclined frame 9 are respectively fixedly connected with the reinforcing cross beam 7 and the butt joint sleeve 8 through the first connecting block 15 to form a triangular supporting structure, so that the reinforcing cross beam 7 is stably supported, and the reinforcing cross beam 7 is effectively prevented from being stressed and bent inwards; the external dimension of the butt joint sleeve 8 is matched with the internal dimension of the bottom column 10, the butt joint sleeve 8 is inserted into the bottom column 10, the external dimension of the butt joint loop bar 22 is matched with the internal dimension of the butt joint sleeve 8, the butt joint loop bar 22 is inserted into the butt joint sleeve 8, and double insertion ensures connection stability; the inside and outside dimensions of the first pin holes 23 are matched with the inside and outside dimensions of the second pin holes 24, the inside and outside dimensions of the first pin holes 23 and the second pin holes 24 are matched with the outside dimensions of the clamp pins 25, the first pin holes 23 and the second pin holes 24 are respectively distributed on the surfaces of the butt joint sleeve 8 and the bottom column 10 at equal intervals, the number of the first pin holes 23 and the number of the second pin holes 24 are multiple, the clamp pins 25 penetrate through the space between the first pin holes 23 and the second pin holes 24, the butt joint sleeve 8 and the bottom column 10 are fixedly connected through the clamp pins 25, the clamp pins 25 play a role in limiting movement of the butt joint sleeve 8 and the bottom column 10, and the height is adjusted by changing the positions of the clamp pins 25; the bayonet 25 is T-shaped, the bayonet 25 penetrates through the two groups of first pin holes 23 and the two groups of second pin holes 24 at the same time, a threaded hole is formed in the other end of the bayonet 25 in a penetrating mode, and the other end of the bayonet 25 is reinforced through a bolt after being clamped, so that the connection stability is improved, and the disassembly is convenient; two 121 and the foundation columns 10 fixed weld of connecting block, two 121 one ends fixed mounting of connecting block are in two 121 bottoms of connecting block, two 121 other ends fixed mounting of connecting block are on the boss that the inner wall top of base 11 set up, the outside spring groove that is provided with of second spring 125, telescopic link 124 is flexible through second spring 125 and spring groove sliding connection, and the power that receives to foundation columns 10 turns into elastic potential energy and decomposes and reach the shock attenuation effect.
The working use process and the installation method of the structure are that firstly, a base 11 is fixedly installed on the bottom surface through bolts, a bottom column 10 is fixedly installed on the top of the base 11 through bolts, a butt joint sleeve 8 and the bottom column 10 are clamped through a butt joint sleeve rod 22, the butt joint sleeve rod 22 is inserted into the butt joint sleeve 8, the butt joint sleeve 8 is inserted into the bottom column 10, double insertion is conducted, a bayonet lock 25 is arranged between the butt joint sleeve 8 and the bottom column 10, pin joint fixing is conducted through the bayonet lock 25, and the pin joint position of the butt joint sleeve 8 and the bottom column 10 is reasonably adjusted according to the hole height so as to adjust the height of a support frame; the two ends of the reinforced crossbeam 7 are respectively fixedly inserted in a reinforced crossbeam butt-joint seat 17 and fixed through a fixing bolt 19, in addition, a supporting inclined frame 9 is fixedly connected between the reinforced crossbeam 7 and a butt-joint sleeve 8, the supporting inclined frame 9, the reinforced crossbeam 7 and the butt-joint sleeve 8 form a triangular supporting structure, the reinforced crossbeam 7 and the supporting inclined frame 9 effectively prevent the supporting crossbeam 2 from bearing and bending, the supporting stability of the supporting crossbeam 2 is improved, through arranging a rectangular steel plate 14, the rectangular steel plate 14 is hinged with a mounting seat 20 through a hinging piece 21, the mounting seat 20 is fixedly connected with supporting inclined rods 13 through bolts, the rectangular steel plate 14 is fixedly connected between every two groups of supporting inclined rods 13 through the mounting seat 20, the rectangular steel plate 14 is respectively connected with the supporting crossbeam 2, the connecting crossbeam 5 and the supporting inclined rods 13 to form a triangular structure, the convenient fixation of the whole structure is realized, and a, the integral strength and the stability of the arc-shaped supporting beam 1 are effectively improved, the integral supporting performance of the supporting frame structure is stable, the joints among the steel products are connected by bolts, the assembly and the disassembly are convenient, and the steel products can be recycled
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (9)
1. A supporting steel structure for a coal mine mining opening comprises an arc-shaped supporting beam (1), wherein a supporting beam (2) is arranged at the bottom of the arc-shaped supporting beam (1), a first supporting structure (3) is fixedly mounted at the top of the supporting beam (2), a second supporting structure (4) is arranged on one side of the first supporting structure (3), a connecting beam (5) is fixedly connected between two sides of the inner wall of the arc-shaped supporting beam (1), a third supporting structure (6) is fixedly mounted at the top of the connecting beam (5), a reinforcing beam (7) is fixedly mounted between the inner side walls of the supporting beam (2), a butt joint sleeve (8) is fixedly welded at the bottom of the supporting beam (2), a supporting inclined frame (9) is fixedly mounted between the reinforcing beam (7) and the butt joint sleeve (8), and a bottom column (10) is fixedly connected at, the base is arranged at the bottom of the foundation column (10), a damping mechanism (12) is arranged inside the base (11), the supporting structure I (3) comprises a supporting inclined rod (13), one side of the supporting inclined rod (13) is fixedly connected with a rectangular steel plate (14), two ends of the supporting inclined frame (9) are fixedly welded with a first connecting block (15), one side of the first connecting block (15) is fixedly connected with a mounting plate (16), the inner side of the supporting cross beam (2) is fixedly welded with a reinforcing cross beam butt-joint seat (17), two sides of the reinforcing cross beam butt-joint seat (17) are provided with butt-joint seat fixing frames (18), a fixing bolt (19) penetrates between the reinforcing cross beam (7) and the reinforcing cross beam butt-joint seat (17), two ends of the rectangular steel plate (14) are respectively fixedly mounted with a mounting seat (20), and an articulated piece (21) is arranged between the rectangular steel plate, the inner fixed welding of the bottom column (10) is provided with a butt joint sleeve rod (22), the inner wall and the outer wall of the butt joint sleeve (8) are provided with a first pin hole (23) in a penetrating mode, the inner wall and the outer wall of the bottom column (10) are provided with a second pin hole (24) in a penetrating mode, and a clamping pin (25) is arranged between the first pin hole (23) and the second pin hole (24) in a penetrating mode.
Damping mechanism (12) top is provided with connecting block two (121), first spring (122) of connecting block two (121) bottom fixedly connected with, connecting block two (121) bottom both sides fixed mounting has installation piece one (123), installation piece one (123) one side fixedly connected with telescopic link (124), telescopic link (124) one end fixedly connected with second spring (125), second spring (125) other end fixed mounting has installation piece two (126).
2. The coal mining opening supporting steel structure as claimed in claim 1, wherein: the supporting structure I (3), the supporting structure II (4), the supporting structure III (6) and the connecting mode are the same, the supporting structure I (3), the supporting structure II (4) and the supporting structure III (6) are distributed in an isosceles triangle shape, one end of the supporting structure I (3) and one end of the supporting structure II (4) are respectively connected with the connecting cross beam (5) through bolts, the other end of the supporting structure I (3) and one end of the supporting structure II (4) are respectively connected with the supporting cross beam (2) through bolts, one end of the supporting structure III (6) is connected with the arc-shaped supporting beam (1) through bolts, and the other end of the.
3. The coal mining opening supporting steel structure as claimed in claim 1, wherein: bolts are arranged between the two ends of the connecting beam (5) and the arc-shaped supporting beam (1), and the two ends of the connecting beam (5) are fixedly connected with the shells on the two sides of the arc-shaped supporting beam (1) through the bolts respectively.
4. The coal mining opening supporting steel structure as claimed in claim 2, wherein: support structure one (3), support structure two (4), three (6) of support structure constitute by 3 support down tube (13) and 2 rectangle steel sheet (14) respectively, support structure one (3), support structure two (4), three (6) of support structure are isosceles triangle respectively, rectangle steel sheet (14) are connected through articulated elements (21) and mount pad (20) are articulated, mount pad (20) are through bolt and support down tube (13) fixed connection, rectangle steel sheet (14) are through mount pad (20) fixed connection between every two sets of support down tube (13).
5. The coal mining opening supporting steel structure as claimed in claim 1, wherein: mounting panel (16) are located stiffening beam (7) top and butt joint sleeve (8) lateral wall respectively, are provided with the bolt between mounting panel (16) and connecting block (15), mounting panel (16) are through bolt and connecting block (15) fixed connection, support sloping frame (9) both ends through connecting block (15) respectively with stiffening beam (7), butt joint sleeve (8) fixed connection.
6. The coal mining opening supporting steel structure as claimed in claim 1, wherein: the outer dimension of the butt joint sleeve (8) is matched with the inner dimension of the bottom column (10), the butt joint sleeve (8) is inserted into the bottom column (10), the outer dimension of the butt joint loop bar (22) is matched with the inner wall dimension of the butt joint sleeve (8), and the butt joint loop bar (22) is inserted into the butt joint sleeve (8).
7. The coal mining opening supporting steel structure as claimed in claim 1, wherein: the inner size of the first pin hole (23) is matched with the inner size of the second pin hole (24), the inner sizes of the first pin hole (23) and the second pin hole (24) are matched with the outer size of the clamping pin (25), the first pin hole (23) and the second pin hole (24) are respectively distributed on the surfaces of the butt joint sleeve (8) and the bottom column (10) at equal intervals, the number of the first pin hole (23) and the number of the second pin hole (24) are a plurality of, the clamping pin (25) penetrates through the first pin hole (23) and the second pin hole (24), and the butt joint sleeve (8) and the bottom column (10) are fixedly connected through the clamping pin (25).
8. The coal mining opening supporting steel structure as claimed in claim 1, wherein: bayonet lock (25) are the T font, bayonet lock (25) run through simultaneously between two sets of first pinhole (23), second pinhole (24), bayonet lock (25) other end runs through and is provided with the screw hole, the other end is consolidated through the bolt behind bayonet lock (25) joint.
9. The coal mining opening supporting steel structure as claimed in claim 1, wherein: connecting block two (121) and foundation (10) fixed welding, connecting block two (121) one end fixed mounting is in connecting block two (121) bottom, connecting block two (121) other end fixed mounting is on the boss that base (11) inner wall top set up, second spring (125) outside is provided with the spring groove, telescopic link (124) through second spring (125) elastic expansion and contraction with spring groove sliding connection.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010787459.6A CN111894638A (en) | 2020-08-07 | 2020-08-07 | Opening supporting steel structure for coal mine mining |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010787459.6A CN111894638A (en) | 2020-08-07 | 2020-08-07 | Opening supporting steel structure for coal mine mining |
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| CN111894638A true CN111894638A (en) | 2020-11-06 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113550435A (en) * | 2021-08-19 | 2021-10-26 | 潍坊学院 | Assembled building steel structure with shock-absorbing function |
| CN113914290A (en) * | 2021-11-26 | 2022-01-11 | 李庆洋 | Quick reinforcing apparatus of engineering geology |
| CN114411576A (en) * | 2022-02-10 | 2022-04-29 | 广东广基建设集团有限公司 | Supporting device for culvert construction and using method thereof |
Citations (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3432259A1 (en) * | 1984-09-01 | 1986-03-13 | Thyssen Industrie AG Schmiedetechnik/Bergbautechnik, 4100 Duisburg | Lattice-girder lining |
| CN1046954A (en) * | 1989-04-07 | 1990-11-14 | 路易斯·罗纳德·哈丁 | Frame construction |
| CN202202874U (en) * | 2011-07-28 | 2012-04-25 | 中铁二十二局集团第六工程有限公司 | Gate-type arc-shaped steel frame for tunnel reinforcement |
| CN102926768A (en) * | 2012-11-15 | 2013-02-13 | 华北科技学院 | Roadway support truss and mounting method thereof |
| CN207080792U (en) * | 2017-08-15 | 2018-03-09 | 深圳市雅昌科技股份有限公司 | A kind of tension takes off segmental timbering |
| CN207553638U (en) * | 2017-08-03 | 2018-06-29 | 上海思优建筑科技有限公司 | A kind of building supporting beam ruggedized construction |
| CN207697474U (en) * | 2017-11-29 | 2018-08-07 | 清远市拾光网络科技有限公司 | A kind of automobile sun-shade-curtain that can buffer anti-dropout |
| CN108412521A (en) * | 2018-03-16 | 2018-08-17 | 合肥托卡拉图科技有限公司 | Supporting arch door gear and its installation method for mine tunnel |
| CN109026086A (en) * | 2018-07-26 | 2018-12-18 | 王州川 | A kind of coal mine support device with shock-absorbing function |
| CN208675011U (en) * | 2018-09-18 | 2019-03-29 | 葛氏控股有限公司 | A kind of motor device with soft safeguard structure |
| CN208884811U (en) * | 2018-08-15 | 2019-05-21 | 华星钢构股份有限公司 | A kind of assembling type steel structure Roof system |
| CN208899645U (en) * | 2018-10-22 | 2019-05-24 | 卜凡涛 | The prefabricated connection structure of assembled architecture |
| CN110565801A (en) * | 2019-08-01 | 2019-12-13 | 浙江正豪钢结构工程有限公司 | Novel support steel construction |
| CN209799012U (en) * | 2019-03-31 | 2019-12-17 | 海南宏威钢结构工程有限公司 | Steel constructs arc top structure with high-span |
| CN110847402A (en) * | 2019-11-11 | 2020-02-28 | 郭翥 | Workshop steel construction takes precautions against earthquakes |
| CN210460706U (en) * | 2019-09-23 | 2020-05-05 | 张荣秋 | Underground roadway supporting device for coal mining |
| CN210947145U (en) * | 2019-06-10 | 2020-07-07 | 惠州市顺大新型建筑科技有限公司 | Adjustable steel structure supporting framework |
| CN210977536U (en) * | 2019-10-31 | 2020-07-10 | 安徽建筑大学 | Coal mine production underground safety protection device |
-
2020
- 2020-08-07 CN CN202010787459.6A patent/CN111894638A/en active Pending
Patent Citations (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3432259A1 (en) * | 1984-09-01 | 1986-03-13 | Thyssen Industrie AG Schmiedetechnik/Bergbautechnik, 4100 Duisburg | Lattice-girder lining |
| CN1046954A (en) * | 1989-04-07 | 1990-11-14 | 路易斯·罗纳德·哈丁 | Frame construction |
| CN202202874U (en) * | 2011-07-28 | 2012-04-25 | 中铁二十二局集团第六工程有限公司 | Gate-type arc-shaped steel frame for tunnel reinforcement |
| CN102926768A (en) * | 2012-11-15 | 2013-02-13 | 华北科技学院 | Roadway support truss and mounting method thereof |
| CN207553638U (en) * | 2017-08-03 | 2018-06-29 | 上海思优建筑科技有限公司 | A kind of building supporting beam ruggedized construction |
| CN207080792U (en) * | 2017-08-15 | 2018-03-09 | 深圳市雅昌科技股份有限公司 | A kind of tension takes off segmental timbering |
| CN207697474U (en) * | 2017-11-29 | 2018-08-07 | 清远市拾光网络科技有限公司 | A kind of automobile sun-shade-curtain that can buffer anti-dropout |
| CN108412521A (en) * | 2018-03-16 | 2018-08-17 | 合肥托卡拉图科技有限公司 | Supporting arch door gear and its installation method for mine tunnel |
| CN109026086A (en) * | 2018-07-26 | 2018-12-18 | 王州川 | A kind of coal mine support device with shock-absorbing function |
| CN208884811U (en) * | 2018-08-15 | 2019-05-21 | 华星钢构股份有限公司 | A kind of assembling type steel structure Roof system |
| CN208675011U (en) * | 2018-09-18 | 2019-03-29 | 葛氏控股有限公司 | A kind of motor device with soft safeguard structure |
| CN208899645U (en) * | 2018-10-22 | 2019-05-24 | 卜凡涛 | The prefabricated connection structure of assembled architecture |
| CN209799012U (en) * | 2019-03-31 | 2019-12-17 | 海南宏威钢结构工程有限公司 | Steel constructs arc top structure with high-span |
| CN210947145U (en) * | 2019-06-10 | 2020-07-07 | 惠州市顺大新型建筑科技有限公司 | Adjustable steel structure supporting framework |
| CN110565801A (en) * | 2019-08-01 | 2019-12-13 | 浙江正豪钢结构工程有限公司 | Novel support steel construction |
| CN210460706U (en) * | 2019-09-23 | 2020-05-05 | 张荣秋 | Underground roadway supporting device for coal mining |
| CN210977536U (en) * | 2019-10-31 | 2020-07-10 | 安徽建筑大学 | Coal mine production underground safety protection device |
| CN110847402A (en) * | 2019-11-11 | 2020-02-28 | 郭翥 | Workshop steel construction takes precautions against earthquakes |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113550435A (en) * | 2021-08-19 | 2021-10-26 | 潍坊学院 | Assembled building steel structure with shock-absorbing function |
| CN113914290A (en) * | 2021-11-26 | 2022-01-11 | 李庆洋 | Quick reinforcing apparatus of engineering geology |
| CN114411576A (en) * | 2022-02-10 | 2022-04-29 | 广东广基建设集团有限公司 | Supporting device for culvert construction and using method thereof |
| CN114411576B (en) * | 2022-02-10 | 2022-10-11 | 广东广基建设集团有限公司 | Supporting device for culvert construction and using method thereof |
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