CN114606898A - Construction method convenient for building of arch slab of flood drainage well of tailing pond - Google Patents
Construction method convenient for building of arch slab of flood drainage well of tailing pond Download PDFInfo
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- CN114606898A CN114606898A CN202210126190.6A CN202210126190A CN114606898A CN 114606898 A CN114606898 A CN 114606898A CN 202210126190 A CN202210126190 A CN 202210126190A CN 114606898 A CN114606898 A CN 114606898A
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- 238000010276 construction Methods 0.000 title claims abstract description 19
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 22
- 229910000831 Steel Inorganic materials 0.000 claims description 30
- 239000010959 steel Substances 0.000 claims description 30
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 22
- 229910052742 iron Inorganic materials 0.000 claims description 11
- 235000000396 iron Nutrition 0.000 claims description 5
- 125000004122 cyclic group Chemical group 0.000 claims description 4
- 238000009435 building construction Methods 0.000 claims description 3
- 206010013647 Drowning Diseases 0.000 abstract description 5
- 238000009434 installation Methods 0.000 description 7
- 230000032258 transport Effects 0.000 description 6
- 238000001125 extrusion Methods 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 238000005188 flotation Methods 0.000 description 3
- 238000012544 monitoring process Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 208000027418 Wounds and injury Diseases 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 230000006378 damage Effects 0.000 description 2
- 208000014674 injury Diseases 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 238000002791 soaking Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02B—HYDRAULIC ENGINEERING
- E02B3/00—Engineering works in connection with control or use of streams, rivers, coasts, or other marine sites; Sealings or joints for engineering works in general
- E02B3/04—Structures or apparatus for, or methods of, protecting banks, coasts, or harbours
- E02B3/10—Dams; Dykes; Sluice ways or other structures for dykes, dams, or the like
- E02B3/106—Temporary dykes
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- Structural Engineering (AREA)
- Bridges Or Land Bridges (AREA)
Abstract
The invention discloses a construction method convenient for building an arch bar of a flood drainage well of a tailing pond, which comprises the following steps: erecting a floating bridge, wherein the floating bridge floats on the water surface and extends from the bank to a flood discharge well mouth; an operation platform is erected, floats on the water surface and is arranged along the circumferential direction of a flood discharge wellhead, and the operation platform is connected with one end of a floating bridge; transporting and building arch slabs, transporting the arch slabs to an operation platform through a floating bridge, and building the arch slabs on the flood drainage well mouth on the operation platform; filling gaps among the arch plates, and filling the gaps among the additionally constructed arch plates to ensure no leakage; and finishing construction. The floating bridge and the floating operation platform are combined and applied to the aspect of building the flood discharge well arch, so that the carrying difficulty of the concrete arch is reduced, the operation difficulty of operators is reduced by the stable operation platform, the working efficiency is improved, the risks of drowning, extruding, falling at high positions and the like of the operators are effectively reduced, and the safety accidents are reduced.
Description
Technical Field
The invention belongs to the technical field of drainage of a tailing pond, and particularly relates to a construction method convenient for additionally building a drainage well arch plate of the tailing pond.
Background
The tailing pond is a major safety and environmental protection dangerous source for mine enterprises, the drainage wells of the tailing pond play roles in clarifying up-to-standard water quality discharge of the tailing pond and adjusting the capacity of the drainage pond, the change of data is monitored in real time by an online pollution source monitoring station in front of a tailing pond dam for preventing the monitoring values of Suspended Solids (SS) of discharged water and Chemical Oxygen Demand (COD) of water from exceeding the standard, and once the monitoring values are higher and the discharged water quality exceeds the standard, heightening and building the arch bars of the drainage wells in time until the arch bars reach the standard.
The arch plate of the flood drainage well of the tailing pond is additionally built, and belongs to the operation on the water of the tailing pond, ship carrying and additional building personnel, materials and tools are required to be used for installation to the flood drainage well, the concrete arch plate is heavy in weight, difficult to install, low in working efficiency, and easy to form the safety accidents of operation personnel, such as drowning, falling from a high position, extrusion injury and the like.
The present invention has been made in view of this situation.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provides a construction method convenient for additionally building a flood drainage well arch slab of a tailing pond. In order to solve the technical problems, the invention adopts the technical scheme that:
a construction method convenient for building an arch bar of a flood drainage well of a tailing pond comprises the following steps:
step 1, erecting a floating bridge, wherein the floating bridge floats on the water surface and extends to a flood drainage well mouth from a bank;
and 5, finishing the arch slab building construction.
Further, operation platform is cyclic annular, and is formed by the concatenation of a plurality of fan-shaped showy modules, operation platform cover is established on the flood discharge well head.
Furthermore, the floating bridge is formed by splicing a plurality of floating modules, and two adjacent floating modules are connected through a connecting plate.
Further, the floating module comprises four floating bridge floating barrels, a floating bridge pattern plate and a floating bridge screw rod connecting structure, the floating bridge screw rod connecting structure comprises a plurality of channel steel, channel steel cross connection forms a frame, the top surface of the frame is connected with the floating bridge pattern plate, the bottom surface of the frame is connected with the floating bridge screw rod connecting structure through the floating bridge pattern plate, the floating bridge floating barrels are evenly arranged below the floating bridge pattern plate and are sequentially arranged from head to tail along the extending direction of the floating bridge.
Further, operation platform is formed by four fan-shaped floating modules concatenation such as big, fan-shaped floating module includes five operation platform pontoons, operation platform checkered plate, operation platform screw rod connection structure includes a plurality of channel-section steels, the channel-section steel is connected and is formed fan-shaped frame, fan-shaped frame top surface is connected with operation platform checkered plate, and the underrun operation platform screw rod connection structure is connected with the operation platform pontoons, the operation platform pontoons evenly set up in operation platform checkered plate below.
Furthermore, the edges of the operating platform and the floating bridge are provided with safety protection railings.
Further, the pontoon bridge screw rod connection structure still includes the band iron, the band iron is cyclic annular and installs at pontoon bridge pontoon both ends, be equipped with the screw on the channel-section steel, the band iron passes through the screw rod and is connected with the screw of channel-section steel.
Further, operation platform screw rod connection structure still includes the band iron, the band iron is cyclic annular and installs at two tip of operation platform floating bucket, be equipped with the screw on the channel-section steel, the band iron passes through the screw of screw rod and channel-section steel and is connected.
After the technical scheme is adopted, compared with the prior art, the invention has the following beneficial effects.
The floating bridge and the floating operation platform are combined and applied to the aspect of building the arch bar of the flood drainage well, so that the carrying difficulty of the concrete arch bar is reduced, the operation difficulty of operators is reduced due to the stable operation platform, and the working efficiency is further improved; the overwater carrying operation of an operator by taking a ship as a transport tool is avoided, a stable and spacious transport line and an operation platform are provided, the risks of drowning, extrusion, high falling and the like of the operator are effectively reduced, and the occurrence of safety accidents is reduced; the floating bridge and the operation platform applied to the invention are convenient to manufacture, simple, durable and easy to master, directly solve the key technical problem in the arch slab construction of the drainage well of the tailing pond, and effectively improve the efficiency and the safety of the maintenance operation of the drainage well of the tailing pond.
The following describes embodiments of the present invention in further detail with reference to the accompanying drawings.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the invention without limiting the invention to its proper form. It is obvious that the drawings in the following description are only some embodiments and that for a person skilled in the art, other drawings can also be derived from them without inventive effort. In the drawings:
FIG. 1 is a perspective top schematic view of the overall structure of the present invention;
FIG. 2 is a schematic top, side and front view of the flotation module of the present invention;
FIG. 3 is a schematic top view of the work platform of the present invention.
In the figure: 1. operating the platform pontoon; 2. an operating platform screw connecting structure; 3. a pontoon of a pontoon bridge; 4. a floating bridge checkered plate; 5. a floating bridge screw connecting structure; 6. a safety guard rail; 7. and operating the pattern plate of the platform.
It should be noted that the drawings and the description are not intended to limit the scope of the inventive concept in any way, but to illustrate it by a person skilled in the art with reference to specific embodiments.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and the following embodiments are used for illustrating the present invention and are not intended to limit the scope of the present invention.
In the description of the present invention, it should be noted that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in a specific case to those of ordinary skill in the art.
Example one
As shown in fig. 1 to 3, the construction method for facilitating the additional construction of the arch slab of the flood drainage well of the tailing pond in the embodiment includes the following steps:
step 1, erecting a floating bridge, wherein the floating bridge floats on the water surface and extends to a flood discharge wellhead from a bank;
and 5, finishing the arch slab building construction.
The arch plate of the flood drainage well of the tailing pond is additionally built, and belongs to the operation on the water of the tailing pond, ship carrying and additional building personnel, materials and tools are required to be used for installation to the flood drainage well, the concrete arch plate is heavy in weight, difficult to install, low in working efficiency, and easy to form the safety accidents of operation personnel, such as drowning, falling from a high position, extrusion injury and the like. Set up floating operation platform in flood discharge well head circumference, it is safer than the operation at the ship to operating area is bigger more stable, and the staff of being convenient for installs and adds the construction work. Adopt the transportation mode of pontoon bridge in the aspect of the transportation, combine together pontoon bridge and floating operation platform, form and to be used for tailing storehouse flood discharge well arch bar to add the floating installation who builds, avoid all sorts of drawbacks that the ship transportation brought, guarantee staff's personal safety improves the work efficiency who adds the building. After the arch bar is built, the floating bridge and the operation platform can ascend and descend along with the water surface, and the floating bridge and the operation platform do not need to be detached and can be put into use all the time. Avoiding the trouble of continuous installation and disassembly.
The operation platform is annular and is formed by splicing a plurality of fan-shaped floating modules, and the operation platform is sleeved on the flood discharge wellhead. The edge of the flood discharge wellhead is provided with a cylindrical vertical baffle, the baffle is provided with an opening to facilitate flood discharge, and the annular operating platform is sleeved on the baffle, namely the operating platform surrounds the wellhead. The baffle can restrict operation platform's removal, plays certain limiting displacement, and operation by a wide margin when avoiding the staff work causes operation platform's rocking. Operation platform arranges along drainage well head circumference, when building drainage well head, the staff can stand and carry out work at operation platform. Compare in carrying out the work of building of drainage well through the ship, set up operation platform and make work home range bigger, the limitation that receives when building the work of adding is littleer, is convenient for add going on smoothly of building the work, improves work efficiency. The floating bridge is formed by splicing a plurality of floating modules, and two adjacent floating modules are connected through a connecting plate. Staff transports the material that needs to build through the pontoon bridge, compares in the ship transportation, and the security has obtained the guarantee. The floating bridge is formed by splicing a plurality of floating modules through connecting plates, and the connecting plates are arranged on the side walls of two adjacent floating modules. The side wall ends of the flotation modules are connected to one half of the connecting plate side wall, and the other half of the connecting plate side wall is connected to the adjacent flotation module side wall end. The lateral walls of two adjacent floating modules are connected through the connecting plate, so that the change of the angle found by the adjacent modules on the water surface or under the condition that workers walk is reduced, the included angle of the lateral walls of the adjacent floating modules is 180 degrees, the stability of the floating bridge in the using process is maintained, and the occurrence of relative deviation between the adjacent plates is reduced.
The floating module comprises four floating bridge floating barrels 3, a floating bridge pattern plate 4 and a floating bridge screw rod connecting structure 5, the floating bridge screw rod connecting structure 5 comprises a plurality of channel steel, the channel steel is in cross connection with the channel steel to form a frame, the top surface of the frame is connected with the floating bridge pattern plate 4, the bottom surface of the floating bridge screw rod connecting structure 5 is connected with the floating barrels, the floating bridge floating barrels 3 are uniformly arranged below the floating bridge pattern plate 4, and the floating bridge floating barrels 3 are sequentially arranged from head to tail along the extending direction of the floating bridge. The pontoon 3 can provide sufficient buoyancy and add the material of building in order to supply personnel's transportation, and pontoon decorative pattern board 4 provides good transport passage for the personnel. The pontoon bridge floats on the surface of water, and 4 top surfaces of pontoon bridge decorative pattern board have water inevitably, have the potential safety hazard, and 4 surperficial concave-convex structures of pontoon bridge decorative pattern board can play skid-proof effect, improve the security. In order to improve the firm stability of connection between the floating modules, the adjacent floating modules are connected through channel steel at the bottoms of the adjacent floating modules, so that the stability and the safety of the floating bridge in the using process are improved. Operation platform is formed by four fan-shaped floating modules concatenation big such as, and fan-shaped floating module includes five operation platform pontoons 1, operation platform checkered plate 7, operation platform screw rod connection structure 2, and operation platform screw rod connection structure 2 includes a plurality of channel-section steels, and the channel-section steel is connected and is formed fan-shaped frame, and fan-shaped frame top surface is connected with operation platform checkered plate 7, and the underrun operation platform screw rod connection structure 2 is connected with operation platform pontoons 1, and operation platform pontoons 1 evenly sets up in operation platform checkered plate 7 below. The operation platform is formed by four fan-shaped floating modules with the same size in a splicing mode, each fan-shaped floating module comprises five operation platform floating barrels 1 and operation platform checkered plates 7, and the five operation platform floating barrels 1 are evenly arranged on the bottom surfaces of the operation platform checkered plates 7 through operation platform screw rod connecting structures 2. The operation platform checkered plate 7 can increase friction force and reduce potential safety hazards. The floating modules are the same as the floating modules, and channel steel of the adjacent fan-shaped floating modules is connected for further ensuring the stability of connection between the fan-shaped floating modules.
Operation platform, pontoon bridge edge all are equipped with safety protection railing 6, can further guarantee staff's personal safety in transportation, installation work process. The vertical rods of the safety protection guardrail 6 are mounted on the top surface of the connecting plate through bolts, and the vertical rods are connected together through ropes to form the safety protection guardrail 6. The pontoon bridge screw rod connecting structure 5 further comprises flat irons which are annular and are arranged at two ends of the pontoon bridge pontoon barrel 3, screw holes are formed in the channel steel, and the flat irons are connected with the screw holes of the channel steel through screw rods. The operating platform screw rod connecting structure 2 comprises a flat iron which is annular and is arranged at two end parts of the operating platform floating barrel 1, screw holes are formed in the channel steel, and the flat iron is connected with the screw holes of the channel steel through screw rods. The flat irons arranged at the end parts of the floating bridge floating barrel 3 and the operating platform floating barrel 1 are respectively fixed below the floating bridge checkered plate 4 and the operating platform checkered plate 7. Wherein, steel floating barrel is all selected for use to pontoon 3, the operation platform floating barrel 1 of pontoon bridge, can avoid soaking for a long time in aqueous to be corroded. The specification and size of the floating bridge pattern plate 4 can be adjusted according to different requirements, and preferably, the length of the floating bridge pattern plate 4 is 2.0m, and the width of the floating bridge pattern plate is 1.26 m. The size of the operation platform can be flexibly adjusted according to different flood discharge well head sizes, and preferably, the maximum surface diameter of the flood discharge well is 4.7m, namely, the inner diameter of the annular operation platform is 4.8m, and the outer diameter is 7.2 m. The height of the safety guard rail is preferably 1.2 m.
The floating bridge and the operation platform float on the water surface, can follow the rising and falling of the water surface, and are more flexible and reduce the influence of the water surface height on the bridge deck compared with a fixed transportation bridge. The combination of the floating bridge and the operation platform reduces the carrying difficulty of the concrete arch slabs, the stable operation platform also reduces the operation difficulty of operators, and the working efficiency is further improved; the water carrying operation of the operating personnel by using the ship as a transport tool is avoided, a stable and spacious transport line and an operation platform are provided, the risks of drowning, extrusion, high falling and the like of the operating personnel are effectively reduced, and the occurrence of safety accidents is reduced. The floating bridge and the operation platform are convenient to manufacture, simple, durable and easy to master, and the efficiency and the safety of the maintenance operation of the drainage well of the tailing pond are effectively improved.
In the aspect of installation of the floating bridge and the operation platform, four floating bridge floating barrels 3 are firstly organized into a group and then connected and reinforced with a floating bridge screw rod connecting structure 5 to form a bottom structure of a floating module; determining the number of required floating modules according to the distance between the flood drainage well and the bank, connecting and fixing the floating modules through a screw connecting structure and a connecting plate, reinforcing the bank at one end, and connecting the other end to the flood drainage well head of the tailing pond; the channel steel is connected in a cross manner to form a frame structure, the floating bridge checkered plates 4 are laid on the frame structure, and are connected and reinforced with the floating bridge screw connecting structures 5 one by one, and meanwhile, the safety protection railing 6 is installed; the method comprises the following steps that 5 operation platform floating barrels 1 are organized into a group to form 4 groups, the groups surround a flood discharge derrick to form a ring shape, and then the ring shape is connected and reinforced with an operation platform screw rod connecting structure 2 to form a bottom structure of an arch slab building operation platform; the channel-section steel is made into the circular arc frame, lays operation platform checkered plate 7, is connected the reinforcement with operation platform screw rod connection structure 2 one by one, installs safe protection railing 6 simultaneously, and tailing storehouse drainage well arch bar adds builds operation platform installation and finishes.
Although the present invention has been described with reference to a preferred embodiment, it should be understood that various changes, substitutions and alterations can be made herein without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (8)
1. A construction method convenient for building an arch slab of a flood drainage well of a tailing pond is characterized by comprising the following steps:
step 1, erecting a floating bridge, wherein the floating bridge floats on the water surface and extends to a flood discharge wellhead from a bank;
step 2, erecting an operation platform, wherein the operation platform floats on the water surface and is arranged along the circumferential direction of a flood drainage well mouth, and the operation platform is connected with one end of a floating bridge;
step 3, transporting and building the arch slabs, transporting the arch slabs to an operation platform through the floating bridge, and building the arch slabs on the flood drainage well mouth on the operation platform;
step 4, filling gaps among the arch plates, and filling the gaps among the built arch plates to ensure no leakage;
and 5, finishing the arch slab building construction.
2. The construction method convenient for additionally building the arch slab of the flood drainage well of the tailing pond according to claim 1, characterized by comprising the following steps: the operation platform is cyclic annular, and is formed by the concatenation of a plurality of fan-shaped showy modules, the operation platform cover is established on the flood discharge well head.
3. The construction method convenient for building the arch slab of the flood drainage well of the tailing pond according to claim 1, characterized by comprising the following steps: the floating bridge is formed by splicing a plurality of floating modules, and two adjacent floating modules are connected through a connecting plate.
4. The construction method convenient for building the arch slab of the flood drainage well of the tailing pond according to claim 3, characterized by comprising the following steps: the floating module comprises four floating bridge floating barrels (3), a floating bridge pattern plate (4) and a floating bridge screw rod connecting structure (5), the floating bridge screw rod connecting structure (5) comprises a plurality of channel steel, channel steel cross connection forms a frame, the top surface of the frame is connected with the floating bridge pattern plate (4), the bottom surface of the frame is connected with the floating bridge through the floating bridge screw rod connecting structure (5), the floating bridge floating barrels (3) are uniformly arranged below the floating bridge pattern plate (4) and are sequentially arranged from head to tail along the extending direction of the floating bridge.
5. The construction method convenient for building the arch slab of the flood drainage well of the tailing pond according to claim 1, characterized by comprising the following steps: operation platform is formed by four fan-shaped floating modules concatenation such as big, fan-shaped floating module includes five operation platform floating barrel (1), operation platform checkered plate (7), operation platform screw rod connection structure (2) include a plurality of channel-section steels, the channel-section steel is connected and is formed fan-shaped frame, fan-shaped frame top surface is connected with operation platform checkered plate (7), and the underrun operation platform screw rod connection structure (2) are connected with operation platform floating barrel (1), operation platform floating barrel (1) evenly sets up in operation platform checkered plate (7) below.
6. The construction method convenient for additionally building the arch slab of the flood drainage well of the tailing pond according to claim 1, characterized by comprising the following steps: and safety protection railings (6) are arranged at the edges of the operating platform and the floating bridge.
7. The construction method convenient for building the arch slab of the flood drainage well of the tailing pond according to claim 4, characterized by comprising the following steps: the floating bridge screw rod connecting structure (5) further comprises flat irons which are annular and are installed at two ends of the floating bridge floating barrel (3), screw holes are formed in the channel steel, and the flat irons are connected with the screw holes of the channel steel through screw rods.
8. The construction method convenient for building the arch slab of the flood drainage well of the tailing pond according to claim 5, characterized by comprising the following steps: the operation platform screw rod connection structure (2) further comprises a flat iron, the flat iron is annular and is installed at two end portions of the operation platform floating barrel (1), a screw hole is formed in the channel steel, and the flat iron is connected with the screw hole of the channel steel through a screw rod.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210126190.6A CN114606898A (en) | 2022-02-10 | 2022-02-10 | Construction method convenient for building of arch slab of flood drainage well of tailing pond |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210126190.6A CN114606898A (en) | 2022-02-10 | 2022-02-10 | Construction method convenient for building of arch slab of flood drainage well of tailing pond |
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| CN202210126190.6A Pending CN114606898A (en) | 2022-02-10 | 2022-02-10 | Construction method convenient for building of arch slab of flood drainage well of tailing pond |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN206308788U (en) * | 2016-12-22 | 2017-07-07 | 中冶沈勘秦皇岛工程设计研究总院有限公司 | A kind of multifunctional assembled gully |
| CN208760856U (en) * | 2018-09-14 | 2019-04-19 | 甘肃金徽矿业有限责任公司 | A kind of Tailings Dam combined type buoyancy job platform |
| CN211171566U (en) * | 2019-09-11 | 2020-08-04 | 河南金源黄金矿业有限责任公司 | Floating bridge device for plugging drainage well of tailing pond |
| CN112078736A (en) * | 2020-09-22 | 2020-12-15 | 云南建投第一勘察设计有限公司 | Water surface reconnaissance device |
-
2022
- 2022-02-10 CN CN202210126190.6A patent/CN114606898A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN206308788U (en) * | 2016-12-22 | 2017-07-07 | 中冶沈勘秦皇岛工程设计研究总院有限公司 | A kind of multifunctional assembled gully |
| CN208760856U (en) * | 2018-09-14 | 2019-04-19 | 甘肃金徽矿业有限责任公司 | A kind of Tailings Dam combined type buoyancy job platform |
| CN211171566U (en) * | 2019-09-11 | 2020-08-04 | 河南金源黄金矿业有限责任公司 | Floating bridge device for plugging drainage well of tailing pond |
| CN112078736A (en) * | 2020-09-22 | 2020-12-15 | 云南建投第一勘察设计有限公司 | Water surface reconnaissance device |
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Application publication date: 20220610 |