CN220226937U - Underground excavation safety support structure - Google Patents
Underground excavation safety support structure Download PDFInfo
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- CN220226937U CN220226937U CN202321986176.XU CN202321986176U CN220226937U CN 220226937 U CN220226937 U CN 220226937U CN 202321986176 U CN202321986176 U CN 202321986176U CN 220226937 U CN220226937 U CN 220226937U
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- fixedly connected
- sliding
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- supporting frame
- supporting
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- 238000009412 basement excavation Methods 0.000 title claims abstract description 21
- 230000008093 supporting effect Effects 0.000 claims abstract description 50
- 239000003245 coal Substances 0.000 abstract description 24
- 238000010276 construction Methods 0.000 abstract description 7
- 238000005065 mining Methods 0.000 description 6
- 239000011435 rock Substances 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 3
- 241000282414 Homo sapiens Species 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 239000004449 solid propellant Substances 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
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- Lining And Supports For Tunnels (AREA)
Abstract
The utility model relates to the technical field of coal mine supporting equipment, in particular to an underground excavation safety supporting structure which comprises a supporting frame, two side plates and an unfolding and containing mechanism, wherein the unfolding and containing mechanism comprises a driving unit, an arc-shaped block, a stress rod, two sliding rods, sliding plates and two connecting blocks, the supporting frame is provided with two sliding grooves, one ends of the two sliding rods are fixedly connected with the sliding plates, the other ends of the two sliding rods are respectively and slidably connected with the corresponding sliding grooves, one ends of the two connecting blocks are hinged with the sliding plates, the other ends of the two connecting blocks are respectively hinged with the corresponding side plates and are positioned below the corresponding side plates, the driving unit is fixedly connected with the supporting frame, the output end of the driving unit is fixedly connected with the arc-shaped block, the arc-shaped block is provided with a through hole, one end of the stress rod is fixedly connected with the sliding plates and is positioned on one side of the sliding plates, and the other end of the stress rod penetrates through the through hole, so that the support of a well wall can be achieved without manual construction during use.
Description
Technical Field
The utility model relates to the technical field of coal mine supporting equipment, in particular to an underground excavation safety supporting structure.
Background
Coal mines are areas where human beings mine coal resources in coal-rich mining areas, are generally divided into underground coal mines and open pit coal mines, coal is generally selected to be mined into underground mining roadways when a coal seam is far away from the ground surface, the underground coal mines are generally selected to be mined by directly stripping earth surface soil layers when the coal seam is very close to the ground surface, the open pit coal mines are the open pit coal mines, most of coal mines in China belong to the underground coal mines, the coal mines comprise overground underground and large areas of related facilities, the coal mines are reasonable spaces which are mined by human beings when mining geological layers rich in coal, generally comprise roadways, underground coal mines, mining surfaces and the like, and coal is the most main solid fuel and is one of combustible organic rock.
When underground coal mining is performed, a large number of roadways need to be excavated underground, roadway supports are adopted to keep the roadways smooth and surrounding rock stable, the significance is important for coal mine construction and production, the existing roadway supports generally need to be built on site, and the main supporting columns and the cross beams are built on site in a troublesome manner.
Disclosure of Invention
The utility model aims to provide an underground excavation safety support structure, which aims to solve the technical problems that in the prior art, when underground coal mining is carried out, a large number of roadways are required to be excavated underground, roadway supports are adopted to keep the smoothness of the roadways and the stability of surrounding rocks, the significance is important for coal mine construction and production, the existing roadway supports generally need to be built on site, and the main support columns and the cross beams are built on site, so that the construction is troublesome.
In order to achieve the above purpose, the underground excavation safety support structure comprises a support frame, two side plates and an unfolding and containing mechanism, wherein the two side plates are respectively connected with the support frame in a rotating mode, the two side plates are symmetrically arranged on the support frame, the unfolding and containing mechanism comprises a driving unit, an arc-shaped block, a stress rod, two sliding rods, a sliding plate and two connecting blocks, the support frame is provided with two sliding grooves, one ends of the two sliding rods are respectively fixedly connected with the sliding plate, the other ends of the two sliding rods are respectively connected with the corresponding sliding grooves in a sliding mode, one ends of the two connecting blocks are respectively hinged with the sliding plate, the other ends of the two connecting blocks are respectively hinged with the corresponding side plates and are located below the corresponding side plates, the driving unit is fixedly connected with the support frame, the output end of the driving unit is fixedly connected with the arc-shaped block, one end of the stress rod is fixedly connected with the sliding plate and located on one side of the sliding plate, and the other end of the stress rod penetrates through the through hole.
The unfolding and containing mechanism further comprises a guide cylinder and a supporting rod, wherein the guide cylinder is fixedly connected with the supporting frame, one end of the supporting rod is fixedly connected with the sliding plate, and the other end of the supporting rod is inserted into the guide cylinder.
The driving unit comprises a support plate and a motor, wherein the support plate is fixedly connected with the support frame, and the motor is installed on the support plate.
The underground excavation safety support structure comprises a support frame, and is characterized by further comprising a movable assembly, wherein the movable assembly comprises a plurality of casters, a transverse plate, two air cylinders and two bottom plates, the casters are all arranged on the support frame, the transverse plate is fixedly connected with the support frame, the two air cylinders are all arranged on the transverse plate, and the output ends of the two air cylinders are all fixedly connected with the bottom plates.
The underground excavation safety support structure further comprises a protection piece and a pushing piece, wherein the protection piece is arranged on the bottom plate, and the pushing piece is fixedly connected with the supporting frame.
According to the underground excavation safety supporting structure, the unfolding and containing mechanism is arranged, when the underground excavation safety supporting structure is specifically used, the supporting frame is firstly moved to the appointed position, the driving unit is opened after the supporting frame is driven to be placed stably, the arc-shaped block is driven to rotate by the output end of the driving unit, the arc-shaped block drives the stress rod to slide in the through hole, the stress rod is supported by the arc-shaped block while sliding in the through hole, the stress rod is driven to move upwards, the sliding plate is driven to move upwards by the stress rod, the sliding plate drives the two sliding rods to slide upwards in the corresponding sliding grooves respectively, meanwhile, one ends of the two connecting blocks are driven to rotate on the sliding plate while moving upwards, the other ends of the two connecting blocks are driven to rotate on the corresponding side plates respectively, the two connecting blocks are driven to rotate on the supporting frame while rotating, the two side plates are in an unfolding state, and a well wall supporting effect is achieved.
Drawings
In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic structural view of a first embodiment of the present utility model.
Fig. 2 is a front view of a first embodiment of the present utility model.
Fig. 3 is a side view of a first embodiment of the utility model.
Fig. 4 is a schematic structural view of a second embodiment of the present utility model.
101-supporting frame, 102-side plate, 103-arc block, 104-stress rod, 105-slide bar, 106-slide plate, 107-connecting block, 108-guide cylinder, 109-supporting rod, 110-supporting plate, 111-motor, 112-sliding chute, 113-through hole, 201-caster, 202-transverse plate, 203-cylinder, 204-bottom plate, 205-guard, 206-pushing piece.
Detailed Description
First embodiment:
referring to fig. 1 to 3, fig. 1 is a schematic structural view of a first embodiment of the present utility model, fig. 2 is a front view of the first embodiment of the present utility model, and fig. 3 is a side view of the first embodiment of the present utility model.
The utility model provides an underground excavation safety support structure, which comprises the following components: including support frame 101, two curb plates 102 and expansion receiving mechanism, expansion receiving mechanism includes drive unit, arc piece 103, atress pole 104, two slide bars 105, slide 106, two connecting blocks 107, guide cylinder 108 and branch 109, drive unit includes extension board 110 and motor 111, and when the colliery exploitation in the pit in the prior art has been solved to the aforesaid scheme, needs to excavate a large amount of laneways in the pit, adopts the roadway support to keep the tunnel unblocked and the country rock is stable to have important meaning to colliery construction and production, and current roadway support generally needs the scene to build, builds main support post and crossbeam, the more trouble technical problem of scene construction.
For this embodiment, the two side plates 102 are both rotatably connected to the supporting frame 101, and the two side plates 102 are symmetrically disposed on the supporting frame 101, where the supporting frame 101 is used to be placed on the underground ground for supporting.
Wherein the support frame 101 is provided with two sliding grooves 112, one ends of two sliding rods 105 are fixedly connected with the sliding plate 106, the other ends of two sliding rods 105 are respectively connected with the corresponding sliding grooves 112 in a sliding manner, one ends of two connecting blocks 107 are hinged with the sliding plate 106, the other ends of two connecting blocks 107 are respectively hinged with the corresponding side plates 102 and are positioned below the corresponding side plates 102, the driving unit is fixedly connected with the support frame 101, the output end of the driving unit is fixedly connected with the arc-shaped block 103, the arc-shaped block 103 is provided with a through hole 113, one end of a stressed rod 104 is fixedly connected with the sliding plate 106 and is positioned on one side of the sliding plate 106, the other ends of the stressed rod 104 penetrate through the through hole 113, and by arranging the unfolding storage mechanism, when the support frame 101 is specifically used, after the support frame 101 is driven to be placed stably, the driving unit is opened, the output end of the driving unit drives the arc-shaped block 103 to rotate, the driving rod 103 drives the sliding plate 104 to rotate in the corresponding side plates 106, simultaneously drives the two sliding rods 104 to rotate in the corresponding side plates 106, and simultaneously drives the two sliding rods 106 to rotate in the corresponding sliding blocks 106 to the through hole 106, and simultaneously drive the two sliding rods 106 to rotate in the corresponding sliding blocks 106 to rotate, and simultaneously drive the two sliding rods 106 to move upwards to the corresponding sliding rods 106 to rotate respectively to the corresponding sliding rods 106 in the sliding rods 106 respectively, the two connecting blocks 107 drive the two side plates 102 to rotate on the supporting frame 101 while rotating, so that the two side plates 102 are in an unfolding state and play a role in supporting the well wall, and in this way, the well wall can be supported without manual construction during use.
Secondly, the guiding cylinder 108 is fixedly connected with the supporting frame 101, one end of the supporting rod 109 is fixedly connected with the sliding plate 106, the other end of the supporting rod 109 is inserted into the guiding cylinder 108, and when the sliding plate 106 slides, the sliding plate 106 drives the supporting rod 109 to slide in the guiding cylinder 108 through the arrangement of the guiding cylinder 108 and the supporting rod 109, so that the stability of the sliding plate 106 can be improved.
Meanwhile, the support plate 110 is fixedly connected with the support frame 101, the motor 111 is installed on the support plate 110, and the motor 111 can be fixed on the support frame 101 through the support plate 110 by arranging the support plate 110 and the motor 111.
By means of the underground excavation safety support structure, when the underground excavation safety support structure is specifically used, firstly, the support frame 101 is moved to a designated position and driven after the support frame 101 is placed stably, the driving unit is opened, the output end of the driving unit drives the arc-shaped block 103 to rotate, the arc-shaped block 103 drives the stress rod 104 to slide in the through hole 113, the stress rod 104 is supported by the arc-shaped block 103 while sliding in the through hole 113, the stress rod 104 is driven to move upwards, the stress rod 104 drives the slide plate 106 to move upwards, the slide plate 106 drives the two slide rods 105 to slide upwards in the corresponding slide grooves 112 respectively, meanwhile, the slide plate 106 drives the two slide blocks 107 to rotate on the slide plate 106 while moving upwards, the other ends of the two slide blocks 107 are driven to rotate on the corresponding side plates 102 respectively, the two slide plates 102 are driven to rotate while rotating, and the two slide plates 102 are driven to rotate on the support frame 101, so that the two slide blocks 102 can be supported by a well wall in an artificial side wall in a supporting mode.
Second embodiment:
referring to fig. 4 on the basis of the first embodiment, fig. 4 is a schematic structural diagram of a second embodiment of the present utility model.
The utility model provides a downhole excavation safety support structure, which also comprises a moving assembly, wherein the moving assembly comprises a plurality of casters 201, a transverse plate 202, two air cylinders 203, two bottom plates 204, a protective piece 205 and a pushing piece 206.
For this embodiment, a plurality of casters 201 are all disposed on support frame 101, diaphragm 202 with support frame 101 fixed connection, two cylinder 203 are all installed on the diaphragm 202, two the output of cylinder 203 all with bottom plate 204 fixed connection, through promoting support frame 101, support frame 101 drives a plurality of casters 201 all roll at ground and remove support frame 101 moves to the assigned position back, opens two cylinder 203, and two the output of cylinder 203 extends, drives bottom plate 204 moves down and supports at ground, prevents that casters 201 roll at will, can also adjust support frame 101's height.
The protection piece 205 is disposed on the bottom plate 204, the pushing piece 206 is fixedly connected with the supporting frame 101, the protection piece 205 has an anti-slip effect between the bottom plate 204 and the ground, and the pushing piece 206 can more conveniently push the supporting frame 101.
By pushing the supporting frame 101, the supporting frame 101 drives the casters 201 to roll on the ground to move the supporting frame 101, after moving to a designated position, the two cylinders 203 are opened, the output ends of the two cylinders 203 are extended, the bottom plate 204 is driven to move downwards to support the ground, the casters 201 are prevented from rolling at will, the height of the supporting frame 101 can be adjusted, the protecting piece 205 has an anti-slip effect on the bottom plate 204 and the ground, and the pushing piece 206 can push the supporting frame 101 more conveniently.
The above disclosure is only a preferred embodiment of the present utility model, and it should be understood that the scope of the utility model is not limited thereto, and those skilled in the art will appreciate that all or part of the procedures described above can be performed according to the equivalent changes of the claims, and still fall within the scope of the present utility model.
Claims (5)
1. The underground excavation safety supporting structure comprises a supporting frame and two side plates, wherein the two side plates are both rotationally connected with the supporting frame, and the two side plates are symmetrically arranged on the supporting frame,
the device also comprises an unfolding and containing mechanism;
the unfolding and containing mechanism comprises a driving unit, an arc-shaped block, a stress rod, two sliding rods, a sliding plate and two connecting blocks, wherein the supporting frame is provided with two sliding grooves, one ends of the sliding rods are fixedly connected with the sliding plate, the other ends of the sliding rods are respectively connected with the corresponding sliding grooves in a sliding mode, one ends of the connecting blocks are hinged to the sliding plate, the other ends of the connecting blocks are respectively hinged to the corresponding side plates and located below the corresponding side plates, the driving unit is fixedly connected with the supporting frame, the output end of the driving unit is fixedly connected with the arc-shaped block, the arc-shaped block is provided with a through hole, one end of the stress rod is fixedly connected with the sliding plate and located on one side of the sliding plate, and the other end of the stress rod penetrates through the through hole.
2. A downhole excavation safety support structure as claimed in claim 1,
the unfolding and containing mechanism further comprises a guide cylinder and a supporting rod, wherein the guide cylinder is fixedly connected with the supporting frame, one end of the supporting rod is fixedly connected with the sliding plate, and the other end of the supporting rod is inserted into the guide cylinder.
3. A downhole excavation safety support structure as claimed in claim 2, wherein,
the driving unit comprises a support plate and a motor, wherein the support plate is fixedly connected with the support frame, and the motor is installed on the support plate.
4. A downhole excavation safety support structure as claimed in claim 3,
the underground excavation safety support structure further comprises a moving assembly, the moving assembly comprises a plurality of casters, a transverse plate, two air cylinders and two bottom plates, the casters are all arranged on the supporting frame, the transverse plate is fixedly connected with the supporting frame, the two air cylinders are all arranged on the transverse plate, and the output ends of the two air cylinders are all fixedly connected with the bottom plates.
5. A downhole excavation safety support structure as claimed in claim 4,
the underground excavation safety support structure further comprises a protection piece and a pushing piece, wherein the protection piece is arranged on the bottom plate, and the pushing piece is fixedly connected with the support frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321986176.XU CN220226937U (en) | 2023-07-27 | 2023-07-27 | Underground excavation safety support structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321986176.XU CN220226937U (en) | 2023-07-27 | 2023-07-27 | Underground excavation safety support structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220226937U true CN220226937U (en) | 2023-12-22 |
Family
ID=89173891
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321986176.XU Active CN220226937U (en) | 2023-07-27 | 2023-07-27 | Underground excavation safety support structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220226937U (en) |
-
2023
- 2023-07-27 CN CN202321986176.XU patent/CN220226937U/en active Active
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