CN210119175U - Protective mesh enclosure for controlling blasting flying rock of ore rock - Google Patents
Protective mesh enclosure for controlling blasting flying rock of ore rock Download PDFInfo
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- CN210119175U CN210119175U CN201920935782.6U CN201920935782U CN210119175U CN 210119175 U CN210119175 U CN 210119175U CN 201920935782 U CN201920935782 U CN 201920935782U CN 210119175 U CN210119175 U CN 210119175U
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- 239000011435 rock Substances 0.000 title claims abstract description 32
- 238000005422 blasting Methods 0.000 title claims abstract description 29
- 230000001681 protective effect Effects 0.000 title claims abstract description 13
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 146
- 239000010959 steel Substances 0.000 claims abstract description 146
- 239000004575 stone Substances 0.000 claims abstract description 15
- 238000010030 laminating Methods 0.000 claims abstract description 4
- 229910001294 Reinforcing steel Inorganic materials 0.000 claims description 11
- 238000003466 welding Methods 0.000 claims description 6
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 230000002093 peripheral effect Effects 0.000 abstract description 3
- 239000002360 explosive Substances 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 238000009412 basement excavation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012634 fragment Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model discloses a protective mesh enclosure for ore rock control blasting flyrock, which comprises an ore rock wall, wherein multiple groups of square holes are formed on the surface of the ore rock wall at the same height, a bearing steel framework is fixedly installed between each group of square holes, a mesh enclosure framework is erected at the upper ends of the multiple bearing steel frameworks, the mesh enclosure framework comprises an arc bearing steel plate at the bottommost layer, and an arc bearing steel mesh is arranged at the upper end of the arc bearing steel plate in a laminating manner; the utility model discloses an at ore deposit rock wall mounting protection screen panel, protection screen panel's overall structure comprises bearing steel framework and screen panel framework, and the stability of integral erection is strong, and the blasting place goes on in the place more than the protection screen panel, and protection screen panel can block the part flying stone that the blasting produced, prevents that the flying stone whereabouts from causing the harm to the peripheral building of ore deposit rock, equipment and personnel, can be fine avoid the emergence of incident, improved the security of blasting.
Description
Technical Field
The utility model relates to a rock blasting technical field specifically is a rock control blasting flyrock's protection screen panel.
Background
Currently, in the open-air ore mining and other excavation projects, the explosive blasting method is still the most common, because the technology is the most mature, the cost is the cheapest, the engineering efficiency is the highest, and the construction is the most convenient, but the explosive blasting inevitably generates the dispersion phenomenon of ore rock fragments (collectively called blasting flyrock), and in order to ensure that the blasting flyrock does not damage surrounding structures, equipment and personnel and control the occurrence of safety accidents, the protective net cover for controlling the blasting flyrock is provided.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a protective mesh cover of ore deposit rock control blasting flying stone to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: a protective mesh enclosure for controlling blasting flying stones in ore rocks comprises an ore rock wall, wherein multiple groups of square holes are formed in the surface of the ore rock wall at the same height, two square holes are formed in each group, the two square holes are aligned up and down, a supporting steel framework is fixedly installed between each group of square holes and comprises square battens I and square battens II, the square battens I and the square battens II are respectively punched in the upper square holes and the lower square holes, U-shaped steel plates I are clamped on the outer sides of the square battens I and are fixedly connected with the square battens I through fixing bolts I, T-shaped steel plates are fixedly welded on the outer sides of the U-shaped steel plates I, V-shaped steel plates are welded on the middle portions of the upper ends of the T-shaped steel plates, a plurality of vertical reinforcing steel plates are welded on the lower ends of the two sides of the V-shaped steel plates, and the lower ends of the vertical reinforcing steel plates are fixedly welded with the upper ends of the T-shaped steel plates, the upper ends of the V-shaped steel plates are fixedly welded with arc-shaped fixed steel plates, the middle parts of the lower ends of the arc-shaped fixed steel plates are welded with vertical supporting steel plates, the lower ends of the vertical supporting steel plates are fixedly welded with the centers of the upper ends of the V-shaped steel plates, the outer sides of the square battens II are respectively provided with a U-shaped steel plate II in a clamped mode, the U-shaped steel plates II and the square battens II are fixedly connected through fixing bolts II, the outer sides of the U-shaped steel plates II are respectively welded with inclined supporting steel plates, one ends of the inclined supporting steel plates, far away from the U-shaped steel plates II, are respectively attached to one ends of the T-shaped steel plates above the inclined supporting steel plates, the inclined supporting steel plates and the T-shaped steel plates are respectively fixed through a plurality of connecting bolts arranged in a penetrating mode, a mesh enclosure framework is erected at the upper ends of the plurality of supporting steel frameworks, the mesh enclosure framework and, the laminating of the upper end of arc bearing steel sheet is provided with arc bearing steel mesh, and all fixes through a plurality of rectangular bolts that both ends set up between arc bearing steel mesh and the arc bearing steel sheet, the upper end of arc bearing steel mesh is provided with the rope woven mesh, the both ends of rope woven mesh are equallyd divide and are do not hung on the rectangular bolt that is located both ends.
Preferably, the vertical distance between two upper and lower square holes in the same group is at least 500mm, and the distance between two adjacent square holes at the same height is at least 300 mm.
Preferably, the length and the width of the square hole are smaller than those of the square batten I and the square batten II, and the length of the square batten I and the length of the square batten II in the square hole are both more than 100 mm.
Preferably, the both ends of bearing diagonal steel sheet all set up to the straight section parallel with T shaped steel board, and the straight section tip that is located the below all welds and has the welding otic placode, the welding otic placode is all laminated and welded fastening with U shaped steel II's the outside, and the straight section that is located the top is all laminated at the lower extreme that corresponds T shaped steel board.
Preferably, the upper opening angles of the V-shaped steel plates are all located between 110 DEG and 130 DEG, the lengths of the vertical reinforcing steel plates at the lower ends of the V-shaped steel plates are all reduced from two ends to the middle in sequence, and the thicknesses of the vertical reinforcing steel plates are at least 5 mm.
Preferably, the areas of the arc-shaped bearing steel mesh and the arc-shaped bearing steel plate are the same, the thickness of the arc-shaped bearing steel mesh is 2-3mm, and the thickness of the arc-shaped bearing steel plate is 5-8 mm.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model has the advantages of reasonable design, through at ore deposit rock wall mounting protection screen panel, protection screen panel's overall structure comprises bearing steel framework and screen panel framework, and the stability of whole installation is strong, and the blasting place goes on in the place more than the protection screen panel, and protection screen panel can block the part flying stone that the blasting produced, prevents that the flying stone whereabouts from causing the harm to the peripheral building of ore deposit rock, equipment and personnel, can be fine avoid the emergence of incident, improved the security of blasting.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of a square hole of the present invention;
FIG. 3 is a schematic view of the mesh enclosure structure of the present invention;
fig. 4 is a schematic view of the bearing steel structure of the present invention.
In the figure: the steel support structure comprises a rock wall 1, a square hole 2, a support steel framework 3, a square batten I301, a U-shaped steel plate I302, a fixing bolt I303, a T-shaped steel plate 304, a V-shaped steel plate 305, a vertical reinforcing steel plate 306, an arc-shaped fixing steel plate 307, a vertical support steel plate 308, a mesh enclosure framework 4, an arc-shaped support steel plate 401, an arc-shaped support steel net 402, a long strip bolt 403, a coarse rope woven net 404, a locking bolt 5, a square batten II6, a U-shaped steel plate II601, a fixing bolt II602, an inclined support steel plate 603 and a connecting bolt 7.
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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides a technical solution: a protective mesh enclosure for controlling blasting flying stones in ore rocks comprises an ore rock wall 1, wherein multiple groups of square holes 2 are formed in the surface of the ore rock wall 1 at the same height, two square holes 2 are formed in each group, the two square holes 2 are aligned up and down, the vertical distance between each two upper square holes 2 and each two lower square holes 2 in the same group is at least 500mm, the distance between each two adjacent square holes 2 at the same height is at least 300mm, a supporting steel framework 3 is fixedly installed between each group of square holes 2, each supporting steel framework 3 comprises a square batten I301 and a square batten II6, each square batten I301 and each square batten II6 are respectively punched in the upper square hole 2 and the lower square hole 2, the length and the width of each square hole 2 are smaller than those of the square batten I301 and the square batten II6, the length of each square batten I301 and the length of each square batten II6 in each square hole 2 is more than 100mm, the square batten I301 and the square batten II6 are knocked into the square hole 2 by adopting a hammer tool;
the outer sides of the square battens I301 are respectively clamped with a U-shaped steel plate I302, the U-shaped steel plates I302 and the square battens I301 are connected and fixed through fixing bolts I303, the outer sides of the U-shaped steel plates I302 are respectively welded and fixed with a T-shaped steel plate 304, the middle part of the upper end of each T-shaped steel plate 304 is welded with a V-shaped steel plate 305, the lower ends of the two sides of each V-shaped steel plate 305 are respectively welded with a plurality of vertical reinforcing steel plates 306, the lower ends of the vertical reinforcing steel plates 306 are respectively welded and fixed with the upper end of the T-shaped steel plate 304, the upper opening angle of each V-shaped steel plate 305 is between 110 degrees and 130 degrees, the length of each vertical reinforcing steel plate 306 at the lower end of each V-shaped steel plate 305 is sequentially reduced from two ends to the middle part, the thickness of each vertical reinforcing steel plate 306 is at least 5mm, the upper ends of the V-shaped steel plates 305 are respectively welded and fixed with an arc-shaped fixing steel plate 307, the outer sides of the square battens II6 are respectively clamped with a U-shaped steel plate II601, the U-shaped steel plate II601 and the square battens II6 are connected and fixed through a fixing bolt II602, the outer sides of the U-shaped steel plates II601 are respectively welded with an inclined supporting steel plate 603, one end of the inclined supporting steel plate 603, far away from the U-shaped steel plate II601, is respectively attached to one end of the T-shaped steel plate 304, which is positioned above, the inclined supporting steel plate 603 and the T-shaped steel plate 304 are fixed through a plurality of connecting bolts 7 which are arranged in a penetrating manner, two ends of the inclined supporting steel plate 603 are respectively provided with a straight section which is parallel to the T-shaped steel plate 304, the end part of the straight section positioned below is respectively welded with a welding lug plate, the welding lug plates are respectively attached to the outer sides of the U-shaped steel plates II601 and are fixedly welded, the straight section positioned above is respectively attached to the lower end of the corresponding T-shaped steel plate 304, please refer to figure 4, figure 4, the V-shaped steel plate 305 is used as the main support of the mesh enclosure framework 4, and the inclined support steel plate 603 is used as the bottom reinforcing support of the T-shaped steel plate 304, so that the integral installation stability is higher, and the impact force caused by the free falling of blasting flystones can be borne;
the mesh enclosure framework 4 is erected at the upper ends of the plurality of supporting steel frameworks 3, the mesh enclosure framework 4 and each supporting steel framework 3 are fixed through locking bolts 5 arranged at two ends, the mesh enclosure framework 4 comprises a bottommost arc-shaped supporting steel plate 401, an arc-shaped supporting steel mesh 402 is arranged at the upper end of the arc-shaped supporting steel plate 401 in a laminating mode, the arc-shaped supporting steel mesh 402 and the arc-shaped supporting steel plate 401 are fixed through a plurality of strip bolts 403 arranged at two ends, the areas of the arc-shaped supporting steel mesh 402 and the arc-shaped supporting steel plate 401 are the same, the thickness of the arc-shaped supporting steel mesh 402 is 2-3mm, the thickness of the arc-shaped supporting steel plate 401 is 5-8mm, a coarse rope woven mesh 404 is arranged at the upper end of the arc-shaped supporting steel mesh 402, two ends of the coarse rope woven mesh 404 are evenly hung on the strip bolts 403 at two ends respectively, the coarse rope woven mesh 404 is mainly used for bearing impact of flying, through installing the protection screen panel on ore deposit rock wall 1, the overall structure of protection screen panel comprises bearing steel framework 3 and screen panel framework 4, and the stability of integral erection is strong, and the blasting place goes on in the place more than the protection screen panel, and the protection screen panel can block the part flying stone that the blasting produced, prevents that the flying stone whereabouts from causing the harm to the peripheral structure of ore deposit rock, equipment and personnel, the emergence of incident has been avoided that can be fine, has improved the security of blasting.
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 (6)
1. The utility model provides a protective mesh cover of ore deposit rock control blasting flying stone, includes ore deposit rock wall (1), its characterized in that: the surface of the mine rock wall (1) is located at the same height and is provided with a plurality of groups of square holes (2), each group of square holes (2) is provided with two square holes, the two square holes (2) are aligned up and down, a bearing steel framework (3) is fixedly installed between each group of square holes (2), each bearing steel framework (3) comprises a square batten I (301) and a square batten II (6), the square batten I (301) and the square batten II (6) are equally divided and are respectively arranged in the upper square hole and the lower square hole (2), the outer side of the square batten I (301) is provided with a U-shaped steel plate I (302) in a clamping manner, the U-shaped steel plate I (302) and the square batten I (301) are fixedly connected through a fixing bolt I (303), a T-shaped steel plate (304) is fixedly welded on the outer side of the U-shaped steel plate I (302), and a V-shaped steel plate (305) is welded in the middle of the upper end of the T-shaped steel plate (304), the lower ends of two sides of a V-shaped steel plate (305) are welded with a plurality of vertical reinforced steel plates (306), the lower ends of the vertical reinforced steel plates (306) are welded and fixed with the upper end of a T-shaped steel plate (304), the upper end of the V-shaped steel plate (305) is welded and fixed with an arc-shaped fixed steel plate (307), the middle part of the lower end of the arc-shaped fixed steel plate (307) is welded with a vertical support steel plate (308), the lower end of the vertical support steel plate (308) is welded and fixed with the center of the upper end of the V-shaped steel plate (305), the outer side of a square batten II (6) is clamped with a U-shaped steel plate II (601), the U-shaped steel plate II (601) and the square batten II (6) are fixedly connected through a fixing bolt II (602), an inclined support steel plate (603) is welded on the outer side of the U-shaped steel plate II (601), one end, far away from the U-shaped steel plate II (601), of the inclined support steel plate (, the inclined supporting steel plates (603) and the T-shaped steel plates (304) are fixed through a plurality of connecting bolts (7) which are arranged in a penetrating way, the upper ends of a plurality of supporting steel frameworks (3) are provided with a mesh enclosure framework (4), and the mesh enclosure framework (4) and each bearing steel framework (3) are fixed by locking bolts (5) arranged at two ends, the mesh enclosure framework (4) comprises an arc-shaped supporting steel plate (401) at the bottommost layer, an arc-shaped supporting steel mesh (402) is attached to the upper end of the arc-shaped supporting steel plate (401), and the arc bearing steel mesh (402) and the arc bearing steel plate (401) are fixed by a plurality of long-strip bolts (403) arranged at both ends, the upper end of the arc-shaped bearing steel mesh (402) is provided with a coarse rope braided mesh (404), two ends of the coarse rope woven net (404) are respectively hung on the long bolts (403) at the two ends.
2. The protective screen for ore rock blasting flying stones according to claim 1, characterized in that: the vertical distance between the upper square hole (2) and the lower square hole (2) in the same group is at least 500mm, and the distance between the two adjacent square holes (2) in the same height is at least 300 mm.
3. The protective screen for ore rock blasting flying stones according to claim 1, characterized in that: the length and the width of the square hole (2) are smaller than those of the square batten I (301) and the square batten II (6), and the length of the square batten I (301) and the length of the square batten II (6) in the square hole (2) are both more than 100 mm.
4. The protective screen for ore rock blasting flying stones according to claim 1, characterized in that: the both ends of bearing diagonal steel sheet (603) all set up to the straight section parallel with T shaped steel board (304), and the straight section tip that is located the below all welds and has the welding otic placode, the welding otic placode all with the outside laminating and the welded fastening of U shaped steel board II (601), the straight section that is located the top all laminates at the lower extreme that corresponds T shaped steel board (304).
5. The protective screen for ore rock blasting flying stones according to claim 1, characterized in that: the upper opening angles of the V-shaped steel plates (305) are all located between 110 degrees and 130 degrees, the lengths of the vertical reinforcing steel plates (306) at the lower ends of the V-shaped steel plates (305) are sequentially reduced from two ends to the middle, and the thicknesses of the vertical reinforcing steel plates (306) are at least 5 mm.
6. The protective screen for ore rock blasting flying stones according to claim 1, characterized in that: the areas of the arc-shaped bearing steel mesh (402) and the arc-shaped bearing steel plate (401) are the same, the thickness of the arc-shaped bearing steel mesh (402) is 2-3mm, and the thickness of the arc-shaped bearing steel plate (401) is 5-8 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920935782.6U CN210119175U (en) | 2019-06-20 | 2019-06-20 | Protective mesh enclosure for controlling blasting flying rock of ore rock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920935782.6U CN210119175U (en) | 2019-06-20 | 2019-06-20 | Protective mesh enclosure for controlling blasting flying rock of ore rock |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210119175U true CN210119175U (en) | 2020-02-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920935782.6U Expired - Fee Related CN210119175U (en) | 2019-06-20 | 2019-06-20 | Protective mesh enclosure for controlling blasting flying rock of ore rock |
Country Status (1)
| Country | Link |
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| CN (1) | CN210119175U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110207557A (en) * | 2019-06-20 | 2019-09-06 | 保利民爆哈密有限公司 | A kind of protection net of ore-rock control blasting flyrock |
-
2019
- 2019-06-20 CN CN201920935782.6U patent/CN210119175U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110207557A (en) * | 2019-06-20 | 2019-09-06 | 保利民爆哈密有限公司 | A kind of protection net of ore-rock control blasting flyrock |
| CN110207557B (en) * | 2019-06-20 | 2024-02-27 | 保利民爆哈密有限公司 | Protective net cover for controlling blasting flying stone by rock ore |
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| GR01 | Patent grant | ||
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Granted publication date: 20200228 |