CN211777515U - Coal mine tunnel ground reinforcing anti-collapse device - Google Patents
Coal mine tunnel ground reinforcing anti-collapse device Download PDFInfo
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- CN211777515U CN211777515U CN202020032996.5U CN202020032996U CN211777515U CN 211777515 U CN211777515 U CN 211777515U CN 202020032996 U CN202020032996 U CN 202020032996U CN 211777515 U CN211777515 U CN 211777515U
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Abstract
The utility model discloses a colliery tunnel ground consolidates and prevents device that collapses, including four bases, be a set of with two bases of one side, the upper end of base is equipped with fixed slot and spacing groove respectively, the gag lever post is installed to the spacing inslot, and is fixed with the fixed plate jointly with relative one side of two gag lever posts of one side, all install the dead lever in the fixed slot, the upper end of dead lever is equipped with adjusting device. The utility model discloses rational in infrastructure, the installation is simple with the dismantlement mode, can be applicable to the tunnel of co-altitude through adjusting, uses in a flexible way, and support stability is strong, is convenient for monitor tunnel roof the degree of sinking reach the dangerous effect of prevention in advance, can cushion impact force when taking place danger, the effectual safety in utilization that has improved has ensured workman's life safety, and the safety in utilization is higher.
Description
Technical Field
The utility model relates to a coal mine tunnel struts equipment technical field, especially relates to a coal mine tunnel ground consolidates prevents device that collapses.
Background
Coal mines are important energy sources in China and also important industrial raw materials. Coal mine reserves are abundant in China, coal mining is an important industry in China, open pit coal mines only occupy a small part of coal mine resources, so that the coal mines need to be excavated underground, a large number of tunnels are generated during coal mine excavation, and due to the fact that bottom layer supports are excavated, the tunnels lack necessary supports and are easy to collapse, and therefore support equipment needs to be laid manually for support.
The existing supporting equipment is mainly supported by a wood plate, effective force points are difficult to find, a stable anchoring structure is difficult to form, the active supporting effect is difficult to exert, the compression resistance of the wood plate is limited, a collapse event still easily occurs, the wood plate can be destroyed instantly when the collapse occurs, the life safety of workers can be threatened, the common supporting equipment cannot be applied to roadways with different heights, the deformation problem that the top plate sinks frequently occurs in the roadway, the sinking degree of the top plate of the roadway cannot be monitored by the supporting equipment, danger cannot be prevented timely, the problems of using mode and danger cannot be prevented exist, and therefore, the rock-soil reinforcing and anti-collapse device for the coal mine roadway is provided to solve the problems.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects existing in the prior art and providing a coal mine tunnel rock soil reinforcing anti-collapse device.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a rock and soil reinforcement anti-collapse device for a coal mine tunnel comprises four bases, wherein two bases on the same side are in a group, the upper ends of the bases are respectively provided with a fixed groove and a limiting groove, a limiting rod is arranged in the limiting groove, a fixed plate is jointly fixed on the opposite sides of the two limiting rods on the same side, fixed rods are arranged in the fixed grooves, an adjusting device is arranged at the upper ends of the fixed rods, a second connecting plate is fixed at the upper end of the adjusting device, a first connecting plate is abutted against the upper end of the second connecting plate, a buffering device is arranged at the upper end of the first connecting plate, a supporting cover is fixed at the upper end of the buffering device, two fixed blocks are fixed at the lower end of the supporting cover, two sliding rods are fixed at the lower ends of the fixed blocks, a sliding groove is arranged on one side of the second connecting plate, a sliding block is, one end of the inner slide block in the same group is fixed at one end of the slide rod.
Preferably, the adjusting device comprises a moving rod fixed at the lower end of a second connecting plate, a moving groove is formed in the upper end of the fixed rod, a limiting block is fixed on one side of the fixed rod, a cavity is formed in the limiting block, a second limiting plate is arranged in the cavity, a second moving block and a first moving block are respectively fixed on two sides of the second limiting plate, one end of the second moving block penetrates through one sides of the cavity and the moving rod and extends into the moving groove, a plurality of grooves are formed in one side of the second connecting plate at equal intervals and are located at the lower end of the sliding groove, one end of the second moving block corresponds to the grooves, a second spring is sleeved on the first moving block, one end of the second spring is fixed on one side of the second limiting plate, the other end of the second spring is fixed on the side wall of one end in the cavity, and one end of the first moving block penetrates through the side wall of one end in the, one end of the first moving block is fixed with a pull rod.
Preferably, buffer is including fixing the sleeve in first connecting plate upper end, be equipped with first limiting plate in the sleeve, the lower extreme of first limiting plate is fixed with first spring, the bottom in the sleeve is fixed to the lower extreme of first spring, the upper end of first limiting plate is fixed with the installation piece, the lower extreme four corners of supporting the cover all is equipped with the mounting groove, and four mounting grooves and four installation pieces are corresponding.
Preferably, a plurality of threaded through holes are formed in the first connecting plate and the second connecting plate, a screw rod is screwed in the two threaded through holes on the same side, a nut is screwed at one end of the screw rod, and the upper end of the nut abuts against the lower end of the second connecting plate.
Preferably, one side of the moving rod is provided with two scale marks, and the two scale marks are respectively positioned at two sides of the sliding groove.
Preferably, the relative one side of two bases in the same group all is equipped with the spread groove, all installs the connecting block in two spread grooves, and the relative one side of two connecting blocks is fixed with the connecting rod jointly, five bolts have been cup jointed to the screw thread on the connecting rod.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the top of the roadway can be stably supported by matching the supporting cover, the moving rod, the fixed rod, the base, the connecting rod and the buffer device, the protection effect is good, the problems that the existing wood board support is limited in pressure resistance and is destroyed when collapse occurs to threaten the life safety of workers are solved, the use safety is effectively improved, and the life safety of the workers is protected;
2. the supporting device is suitable for roadways with different heights through the matching of the fixing block, the sliding rod, the sliding block and the adjusting device, the sinking degree of a roadway top plate can be monitored conveniently, the problems that the existing supporting device cannot monitor the sinking degree of the roadway top plate to prevent dangers, the using mode is rigid, dangers cannot be prevented are solved, the dangers can be effectively prevented, the use is flexible, the life safety of workers is guaranteed, and the use safety is higher;
to sum up, the utility model discloses rational in infrastructure, the installation is simple with the dismantlement mode, can be applicable to the not tunnel of co-altitude through adjusting, uses in a flexible way, and support stability is strong, is convenient for monitor the degree of sinking of tunnel roof and reaches the dangerous effect of prevention in advance, can cushion impact force when taking place danger, the effectual safety in utilization that has improved has ensured workman's life safety, and safety in utilization is higher.
Drawings
Fig. 1 is an external structural schematic view of a rock-soil reinforcement anti-collapse device for a coal mine tunnel provided by the utility model;
fig. 2 is a schematic view of an exploded structure of a rock-soil reinforcement anti-collapse device for a coal mine tunnel provided by the utility model;
fig. 3 is a front view of the rock-soil reinforcement anti-collapse device for the coal mine tunnel provided by the utility model;
fig. 4 is a side view of the rock-soil reinforcement anti-collapse device for the coal mine tunnel provided by the utility model;
FIG. 5 is an enlarged view of the structure at the A position of the rock-soil reinforcement anti-collapse device for the coal mine tunnel provided by the utility model;
fig. 6 is the utility model provides a B department structure enlargements of device of preventing collapsing is consolidated to coal mine tunnel ground.
In the figure: the novel screw rod assembly comprises a base, a limiting rod 2, a pull rod 3, a groove 4, a sliding groove 5, a sliding block 6, a first connecting plate 7, a sliding rod 8, a fixing block 9, a supporting cover 10, a sleeve 11, a second connecting plate 12, a screw rod 13, a moving rod 14, a bolt 15, a connecting rod 16, a fixing plate 17, a nut 18, a mounting groove 19, a bolt 20, a fixing rod 21, a scale mark 22, a limiting block 23, a fixing groove 24, a connecting groove 25, a connecting block 26, a limiting groove 27, a first spring 28, a first limiting plate 29, a mounting block 30, a first moving block 31, a second spring 32, a second moving block 33, a second limiting plate 34 and a threaded through hole 35.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
Referring to fig. 1-6, a rock and soil reinforcing and anti-collapse device for a coal mine tunnel comprises four bases 1, two bases 1 on the same side are in a group, two opposite sides of the two bases 1 in the same group are respectively provided with a connecting groove 25, two connecting blocks 26 are respectively arranged in the two connecting grooves 25, one opposite side of each of the two connecting blocks 26 is jointly fixed with a connecting rod 16, five bolts 20 are sleeved on the connecting rod 16 in a threaded manner, the two bases 1 are conveniently connected through the connecting rod 16, the connecting blocks 26 and the bolts 20, the stability is enhanced, the upper end of the base 1 is respectively provided with a fixed groove 24 and a limiting groove 27, a limiting rod 2 is arranged in the limiting groove 27, a fixed plate 17 is jointly fixed on one opposite side of the two limiting rods 2 on the same side, two side walls of the tunnel are conveniently reinforced, fixed rods 21 are respectively arranged in the fixed groove 24, an adjusting device is, the use is flexible;
a second connecting plate 12 is fixed at the upper end of the adjusting device, a first connecting plate 7 is abutted to the upper end of the second connecting plate 12, a plurality of threaded through holes 35 are formed in the first connecting plate 7 and the second connecting plate 12, screw rods 13 are screwed into the two threaded through holes 35 on the same side together, nuts 18 are screwed into one ends of the screw rods 13, the upper ends of the nuts 18 are abutted to the lower end of the second connecting plate 12, the first connecting plate 7 and the second connecting plate 12 are fixedly connected through the screw rods 13, the nuts 18 and the threaded through holes 35, the stability of the device is enhanced, a buffer device is arranged at the upper end of the first connecting plate 7, impact force from the top of a roadway can be buffered conveniently, and the device is safer to use;
the upper end of the buffer device is fixed with a supporting cover 10, the supporting cover 10 is made of high manganese steel material, has excellent toughness and plasticity, along with the gradual abrasion of a surface hardening layer, a new processing hardening layer can be continuously formed, can bear larger impact force, can effectively ensure the safety of workers, the supporting cover 10 can effectively support the top of a roadway, the lower end of the supporting cover 10 is fixed with two fixed blocks 9, the lower end of each fixed block 9 is fixed with two sliding rods 8, one side of a second connecting plate 12 is provided with a sliding chute 5, a sliding block 6 is arranged in the sliding chute 5, the sliding rods 8 of the sliding blocks 6 on the same side are in a group, one end of the sliding block 6 in the same group is fixed at one end of the sliding rod 8, one side of a moving rod 14 is provided with two scale marks 22, the two scale marks 22 are respectively positioned at two sides of the sliding chute 5, when the roof of the roadway sinks, the supporting cover 10 drives the sliding, the sliding rod 8 drives the sliding block 6 to slide downwards in the sliding groove 5, and the sinking degree of the roadway roof can be monitored according to the sliding block 6 and the scale marks 22 to achieve the effect of preventing danger;
In the utility model, the adjusting device comprises a moving rod 14 fixed at the lower end of the second connecting plate 12, a moving groove is arranged at the upper end of the fixed rod 21, a limiting block 23 is fixed at one side of the fixed rod 21, a cavity is arranged in the limiting block 23, a second limiting plate 34 is arranged in the cavity, a second moving block 33 and a first moving block 31 are respectively fixed at two sides of the second limiting plate 34, and one end of the second moving block 33 penetrates through the cavity and one side of the moving rod 14 and extends into the moving groove;
one side of second connecting plate 12 is equipped with a plurality of recesses 4 at equidistant, a plurality of recesses 4 all are located the lower extreme of spout 5, the one end and the recess 4 of second movable block 33 are corresponding, adjust the movable rod 14 to suitable high back, through inserting the recess 4 with the one end of second movable block 33, can fix movable rod 14, the suitability is strong, the cover is equipped with second spring 32 on the first movable block 31, the one side at second limiting plate 34 is fixed to the one end of second spring 32, the other end of second spring 32 is fixed on the one end lateral wall in the cavity, the one end of first movable block 31 runs through the one end lateral wall in the cavity and extends to one side of stopper 23, the one end of first movable block 31 is fixed with pull rod 3, pull rod 3 accessible first movable block 31 and second limiting plate 34 pull out second movable block 33 from recess 4, be convenient for adjust the height of movable rod 14, it is nimble to use.
The utility model discloses in, buffer is including fixing the sleeve 11 in the upper end of first connecting plate 7, be equipped with first limiting plate 29 in the sleeve 11, the lower extreme of first limiting plate 29 is fixed with first spring 28, the bottom in sleeve 11 is fixed to the lower extreme of first spring 28, the upper end of first limiting plate 29 is fixed with installation piece 30, the lower extreme four corners of support cover 10 all is equipped with mounting groove 19, and four mounting grooves 19 and four installation pieces 30 are corresponding, when taking place the collapse in the tunnel upper end and result in support cover 10 to receive the impact, support cover 10 extrudees four installation pieces 30, thereby installation piece 30 drives first limiting plate 29 and removes extrusion first spring 28 downwards, under the effect of first spring 28, can effectually cushion the impact force to the impulsive force, thereby the reduction gear received impact force, the effectual safety in utilization that has improved.
In the utility model, when the tunnel roof sinks, the supporting cover 10 is extruded to drive the fixing block 9 to move downwards, so that the fixing block 9 drives the sliding rod 8 to move downwards, and then the sliding rod 8 drives the sliding block 6 to slide downwards in the sliding groove 5, the sinking degree of the tunnel roof can be monitored according to the scale mark 22, if the sinking speed is too high, the alertness needs to be improved, so as to achieve the effect of preventing danger, when the collapse occurs at the upper end of the tunnel, the supporting cover 10 is impacted, the supporting cover 10 extrudes four mounting blocks 30, so that the mounting blocks 30 move downwards to extrude the first limiting plate 29, and then the first limiting plate 29 moves downwards to extrude the first spring 28, under the action of the first spring 28, the impact force is effectively buffered, so as to reduce the impact force applied to the device, and avoid the direct damage of the device caused by too large impact force, the use safety is effectively improved.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. The utility model provides a coal mine tunnel ground is consolidated and is prevented device that collapses, includes four bases (1), its characterized in that: the two bases (1) on the same side are in a group, the upper end of each base (1) is provided with a fixing groove (24) and a limiting groove (27), each limiting groove (27) is internally provided with a limiting rod (2), one opposite side of each limiting rod (2) on the same side is jointly fixed with a fixing plate (17), each fixing rod (21) is internally provided with a fixing rod (21), the upper end of each fixing rod (21) is provided with an adjusting device, the upper end of each adjusting device is fixedly provided with a second connecting plate (12), the upper end of each second connecting plate (12) is abutted with a first connecting plate (7), the upper end of each first connecting plate (7) is provided with a buffer device, the upper end of each buffer device is fixedly provided with a support cover (10), the lower end of each support cover (10) is fixedly provided with two fixing blocks (9), and the lower ends of the fixing blocks (9) are fixedly, one side of second connecting plate (12) is equipped with spout (5), install slider (6) in spout (5), slider (6) slide bar (8) with one side are a set of, and the one end at slide bar (8) is fixed to the one end of slider (6) in the same group.
2. The coal mine roadway rock-soil reinforcement anti-collapse device according to claim 1, wherein the adjusting device comprises a moving rod (14) fixed at the lower end of a second connecting plate (12), the upper end of the fixed rod (21) is provided with a moving groove, one side of the fixed rod (21) is fixed with a limiting block (23), a cavity is arranged in the limiting block (23), a second limiting plate (34) is arranged in the cavity, a second moving block (33) and a first moving block (31) are respectively fixed at two sides of the second limiting plate (34), one end of the second moving block (33) penetrates through the cavity and one side of the moving rod (14) and extends into the moving groove, a plurality of grooves (4) are arranged at equal intervals at one side of the second connecting plate (12), the plurality of grooves (4) are all located at the lower end of the sliding groove (5), one end of the second moving block (33) corresponds to the grooves (4), the first moving block (31) is sleeved with a second spring (32), one end of the second spring (32) is fixed to one side of the second limiting plate (34), the other end of the second spring (32) is fixed to one end side wall in the cavity, one end of the first moving block (31) penetrates through one end side wall in the cavity and extends to one side of the limiting block (23), and one end of the first moving block (31) is fixed with a pull rod (3).
3. The coal mine tunnel rock-soil reinforcement anti-collapse device according to claim 1, characterized in that the buffering device comprises a sleeve (11) fixed at the upper end of the first connecting plate (7), a first limiting plate (29) is arranged in the sleeve (11), a first spring (28) is fixed at the lower end of the first limiting plate (29), the lower end of the first spring (28) is fixed at the bottom of the sleeve (11), a mounting block (30) is fixed at the upper end of the first limiting plate (29), mounting grooves (19) are formed in four corners of the lower end of the supporting cover (10), and the four mounting grooves (19) correspond to the four mounting blocks (30).
4. The coal mine tunnel rock-soil reinforcement anti-collapse device is characterized in that a plurality of threaded through holes (35) are formed in the first connecting plate (7) and the second connecting plate (12), a screw rod (13) is screwed in the two threaded through holes (35) on the same side together, a nut (18) is screwed at one end of the screw rod (13), and the upper end of the nut (18) abuts against the lower end of the second connecting plate (12).
5. The rock-soil reinforcement anti-collapse device for the coal mine roadway according to claim 2, wherein two scale marks (22) are arranged on one side of the movable rod (14), and the two scale marks (22) are respectively positioned on two sides of the sliding chute (5).
6. The coal mine tunnel rock-soil reinforcement anti-collapse device according to claim 1, characterized in that the opposite sides of the two bases (1) in the same group are respectively provided with a connecting groove (25), the two connecting grooves (25) are internally provided with a connecting block (26), the opposite sides of the two connecting blocks (26) are jointly fixed with a connecting rod (16), and the connecting rod (16) is sleeved with five bolts (20) in a threaded manner.
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CN202020032996.5U CN211777515U (en) | 2020-01-08 | 2020-01-08 | Coal mine tunnel ground reinforcing anti-collapse device |
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CN202020032996.5U CN211777515U (en) | 2020-01-08 | 2020-01-08 | Coal mine tunnel ground reinforcing anti-collapse device |
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Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112282815A (en) * | 2020-10-28 | 2021-01-29 | 贵州理工学院 | Strutting arrangement for roadway support |
CN114278346A (en) * | 2021-12-24 | 2022-04-05 | 安徽省皖北煤电集团有限责任公司 | Coal mine tunnel stable supporting structure with safety protection function |
CN114776340A (en) * | 2022-05-30 | 2022-07-22 | 安徽理工大学 | Mine tunnel space lining supporting structure that 3D printed and preparation facilities thereof |
CN115962730A (en) * | 2023-03-16 | 2023-04-14 | 石家庄宜中机电技术有限公司 | Coal mine tunnel roof deformation dense grating on-line monitoring device |
-
2020
- 2020-01-08 CN CN202020032996.5U patent/CN211777515U/en active Active
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112282815A (en) * | 2020-10-28 | 2021-01-29 | 贵州理工学院 | Strutting arrangement for roadway support |
CN114278346A (en) * | 2021-12-24 | 2022-04-05 | 安徽省皖北煤电集团有限责任公司 | Coal mine tunnel stable supporting structure with safety protection function |
CN114776340A (en) * | 2022-05-30 | 2022-07-22 | 安徽理工大学 | Mine tunnel space lining supporting structure that 3D printed and preparation facilities thereof |
CN114776340B (en) * | 2022-05-30 | 2023-02-17 | 安徽理工大学 | Mine tunnel space lining supporting structure that 3D printed and preparation facilities thereof |
CN115962730A (en) * | 2023-03-16 | 2023-04-14 | 石家庄宜中机电技术有限公司 | Coal mine tunnel roof deformation dense grating on-line monitoring device |
CN115962730B (en) * | 2023-03-16 | 2023-05-12 | 石家庄宜中机电技术有限公司 | On-line monitoring device for deformation dense grating of coal mine tunnel roof |
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TR01 | Transfer of patent right |
Effective date of registration: 20210209 Address after: 034000 Rongwu Road, Yuanping economic and Technological Development Zone, Xinzhou City, Shanxi Province Patentee after: Shanxi aohuagong mining support technology Co.,Ltd. Address before: 231500 Zhuchong village group, Fuxing village, Longqiao Town, Lujiang County, Chaohu City, Anhui Province Patentee before: He Changhu |
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TR01 | Transfer of patent right |