CN113931095B - Dangerous rock mass composite protection structure - Google Patents
Dangerous rock mass composite protection structure Download PDFInfo
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- CN113931095B CN113931095B CN202111068753.2A CN202111068753A CN113931095B CN 113931095 B CN113931095 B CN 113931095B CN 202111068753 A CN202111068753 A CN 202111068753A CN 113931095 B CN113931095 B CN 113931095B
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01F—ADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTION OF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, OR THE LIKE
- E01F7/00—Devices affording protection against snow, sand drifts, side-wind effects, snowslides, avalanches or falling rocks; Anti-dazzle arrangements ; Sight-screens for roads, e.g. to mask accident site
- E01F7/04—Devices affording protection against snowslides, avalanches or falling rocks, e.g. avalanche preventing structures, galleries
- E01F7/045—Devices specially adapted for protecting against falling rocks, e.g. galleries, nets, rock traps
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D17/00—Excavations; Bordering of excavations; Making embankments
- E02D17/20—Securing of slopes or inclines
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D5/00—Bulkheads, piles, or other structural elements specially adapted to foundation engineering
- E02D5/74—Means for anchoring structural elements or bulkheads
- E02D5/76—Anchorings for bulkheads or sections thereof in as much as specially adapted therefor
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16G—BELTS, CABLES, OR ROPES, PREDOMINANTLY USED FOR DRIVING PURPOSES; CHAINS; FITTINGS PREDOMINANTLY USED THEREFOR
- F16G11/00—Means for fastening cables or ropes to one another or to other objects; Caps or sleeves for fixing on cables or ropes
- F16G11/12—Connections or attachments, e.g. turnbuckles, adapted for straining of cables, ropes, or wire
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A10/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE at coastal zones; at river basins
- Y02A10/23—Dune restoration or creation; Cliff stabilisation
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- Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Civil Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Paleontology (AREA)
- Mechanical Engineering (AREA)
- Architecture (AREA)
- Devices Affording Protection Of Roads Or Walls For Sound Insulation (AREA)
Abstract
The embodiment of the application provides a dangerous rock mass composite protection structure, relates to the dangerous rock mass protection field. The dangerous rock mass composite protection structure comprises: a rock mass assembly and a protection net assembly. The steel wire rope on the winch piece is tightened, after the first steel rope is stressed and tensioned, the second rope buckle at the second sleeve ring is gradually loosened until the second rope buckle is tightly pressed and relieved on the first steel rope, then the steel wire rope on the winch piece is tightened to drive the first steel rope to be tightened, meanwhile, the tensioning force of the first steel rope is gradually increased, after the first steel rope drives the protective net to be tensioned, the second rope buckle is tightly screwed until the second rope buckle is tightly pressed on the first steel rope to reform the second sleeve ring, the purpose of tensioning the tensioning steel rope after the tensioning force is reduced is achieved, in the process, the first steel rope is in a tensioning state, the situation that all tensioning forces of the tensioning steel rope need to be relieved first is reduced, the dangerous rock body protection structure in the related art is effectively improved, and the condition of increasing the tensioning force of the tensioning steel rope is inconvenient under the condition that the tensioning force of the tensioning steel rope is not relieved.
Description
Technical Field
The application relates to the technical field of dangerous rock body protection, in particular to a dangerous rock body composite protection structure.
Background
In the related art, the dangerous rock body protection structure is characterized in that the dangerous rock body and the main rock body are fixed in advance through prestress provided by an anchor, so that the structural surface is in a compressed state, the integrity of the dangerous rock body and the main rock body is improved, the mechanical property of the rock body is improved fundamentally, the displacement of the rock body is effectively controlled, the dangerous rock body is covered and wrapped on the dangerous rock body through a steel wire rope net, the weathered spalling or damage and the rock stratum collapse of the dangerous rock body are limited, the reinforcement function is achieved, the falling rock is controlled to move within a certain range, the enclosure function is achieved, at present, the purpose of tensioning the steel wire rope net is achieved through the tensioning force provided by a tensioning steel rope in the use process of the steel wire rope net, in the long-time use process, the tensioning force of the tensioning steel rope is easy to be reduced due to the deformation and loosening of the steel rope or the change of the rock body, in the related art, when the tensioning force of the tensioning steel rope is reduced, the tensioning force of the tensioning steel rope is needed to be relieved, the whole tensioning force of the tensioning steel rope is easy to cause the tensioning force of the rest tensioning steel rope to be increased, and the tensioning force of the tensioning steel rope is inconvenient to increase under the condition of not to release the tensioning force of the tensioning steel rope.
Disclosure of Invention
The present application aims to solve at least one of the technical problems existing in the prior art. Therefore, the application provides a dangerous rock mass composite protection structure, dangerous rock mass composite protection structure is in the tensioning state at the in-process that realizes tensioning the tensioning cable after the tensioning cable tension diminishes, reduces the condition that all tensioning forces of tensioning cable need be released earlier, effectively improves dangerous rock mass protection structure among the correlation technique, is inconvenient for under the condition that does not relieve tensioning cable tension, increases the condition of tensioning force of tensioning cable.
According to the embodiment of the application, the dangerous rock body composite protective structure comprises: a rock mass assembly and a protection net assembly.
The utility model provides a dangerous rock body under the dangerous rock body that rock body subassembly includes main rock body and outstanding main rock body and be in the unsettled state, the protection network subassembly includes first mounting, a plurality of connecting pieces, protection network, take-up part, second mounting and capstan winch spare, first mounting fixed connection in main rock body lateral wall, first mounting is located dangerous rock body lower extreme, a plurality of connecting piece one end fixed connection in protection network downside, a plurality of connecting piece other end fixed connection in first mounting, take-up part includes first cable, first rope knot and second rope knot, first cable both ends are bent, through first rope knot is fixed after the first cable is bent, first cable both ends are bent the department and are formed first lantern ring, two of first cable the first cable first section between the lantern ring is back through the second knot is fixed, two of first cable the lantern ring between the first lantern ring first cable first collar the second rope knot is fixed in first lantern ring, second cable loop first wire rope portion is bent in first cable is fixed in the first wire rope net one end is connected in the first cable is bent, first cable rope is connected in the first net the second rope is bent, the first cable is connected in the first net top is cup jointed.
According to some embodiments of the application, an anchor is arranged between the main rock body and the dangerous rock body, and the dangerous rock body is pressed on the main rock body through the anchor.
According to some embodiments of the application, the first fixing member comprises a first fixing plate and a first connecting ring, the first fixing plate is fixed on the side wall of the main rock body, the first connecting ring is fixedly connected to the first fixing plate at equal intervals, and one end of the tensioning member is sleeved on the first connecting ring.
According to some embodiments of the application, the connecting piece comprises a second steel cable and a third rope buckle, two ends of the second steel cable are bent, two bent ends of the second steel cable are fixed through the third rope buckle, two ends of the second steel cable are bent to form a third lantern ring, and the third lantern ring is respectively sleeved with the first fixing piece and meshes on the lower side of the protective net.
According to some embodiments of the application, the protection net is configured as a wire rope net.
According to some embodiments of the application, the second fixing member includes a second fixing plate and a second connecting ring, the second connecting ring is fixedly connected to the second fixing plate at equal intervals, and the first collar at one end of the first steel cable is sleeved on the second connecting ring.
According to some embodiments of the present application, the winch member comprises a bracket fixedly connected to the main rock body top end and a winch body fixedly connected to the bracket upper end.
According to some embodiments of the present application, the support comprises a support plate and a mounting plate, the support plate is arranged in an inverted U shape, and the mounting plate is fixedly connected to the lower end of the support plate.
According to some embodiments of the application, the support plate upper end is fixedly connected with a first screw, and the winch body is fixedly connected through the first screw and a nut.
According to some embodiments of the application, the winch body is provided as a self-locking hand winch.
According to some embodiments of the present application, still include supporting component, supporting component set up to a plurality of and even set up in dangerous rock body lower extreme, supporting component includes mount, support piece, dividing plate and regulating part, the mount includes connecting rod, first connecting plate, stiffener and second connecting plate, first connecting plate fixed connection in connecting rod one end, first connecting plate fixed connection in the lower extreme of main rock body lateral wall, the stiffener slope sets up, second connecting plate fixed connection in stiffener one end, the stiffener other end fixed connection in the connecting rod downside, second connecting plate fixed connection in the lower extreme of main rock body lateral wall, the support piece lower extreme articulate in the connecting rod upside, dividing plate articulate in the support piece upper end, dividing plate supports dangerous rock body, regulating part one end articulate in the lateral wall of support piece upper end, the regulating part other end articulate in first mounting, the regulating part taut in the support piece.
According to some embodiments of the present application, the support member includes a first support bar, a second support bar, and a third support bar, the first support bar and the third support bar are fixedly connected to two ends of the second support bar through flanges.
According to some embodiments of the present application, the adjusting member includes two connecting sleeves and a second screw rod, two connecting sleeves respectively threaded socket joint in second screw rod both ends, the screw thread direction at second screw rod both ends is opposite, two connecting sleeves keep away from second screw rod one end respectively articulated in the lateral wall of support member upper end with first mounting.
According to some embodiments of the present application, the barrier net assembly further comprises a third fixing piece, a first traction piece, a second traction piece, an inner pulley frame and a barrier net, the third fixing piece comprises a third fixing plate, a third connecting ring and a fourth connecting ring, the third fixing plate is fixedly connected to the top end of the main rock body, the third connecting ring and the fourth connecting ring are fixedly connected to the upper side of the third fixing plate, the first traction piece comprises a third steel rope, a fourth rope buckle, a fourth steel rope and a fifth rope buckle, one end of the third steel rope is fixedly connected to one end of the barrier net, the other end of the third steel rope is bent, the third steel rope is fixed through the fourth rope buckle after being bent, a fourth lantern ring is formed at the bent position of the third steel rope, two ends of the fourth steel rope are bent, the two ends of the fourth steel rope are fixed through the fifth rope buckle after being bent, the bending parts at the two ends of the fourth steel rope form a fifth lantern ring, the fifth lantern ring at one end of the fourth steel rope is sleeved on the third connecting ring, the fifth lantern ring at the other end of the fourth steel rope is sleeved on the fourth lantern ring, the second traction piece and the first traction piece have the same structure, one end of the third steel rope of the second traction piece is fixedly connected with one end of the blocking net far away from the first traction piece, the inner pulley frame comprises a fourth fixing plate, a first connecting lug plate and a first pulley, the fourth fixing plate is fixedly connected with the lower end of the side wall of the main rock body, the first connecting lug plate is fixedly connected with the fourth fixing plate, the first pulley is rotatably connected with the first connecting lug plate, the third steel rope on the first traction piece passes through the space between the first pulley and the fourth fixing plate, the connecting rod is kept away from first connecting plate one end fixedly connected with outer pulley yoke, outer pulley yoke includes fifth fixed plate, second connection otic placode and second pulley, fifth fixed plate fixed connection in connecting rod one end, second connection otic placode fixed connection in fifth fixed plate, the second pulley rotate connect in second connection otic placode, on the second traction element the third cable wire can follow the second pulley slides, first traction element with on the second traction element the fourth lantern ring can connect in hank dish spare.
According to some embodiments of the present application, a third pulley is rotatably connected to the second connecting lug, and the third cable on the second traction member passes between the second pulley and the third pulley.
The beneficial effects of this application are: when the tensioning rope with the small tensioning force is needed to be tensioned, the steel wire rope on the winch piece is fixed on the first lantern ring far away from the first lantern ring close to one end of the second lantern ring through the rope buckle, the steel wire rope on the winch piece is tightened, then the second rope buckle at the second lantern ring is gradually loosened after the first rope is stressed and tensioned, the second rope buckle compresses the first rope to release, then the steel wire rope on the winch piece is tightened to drive the first rope to tighten, meanwhile, the tensioning force of the first rope is gradually increased, the first rope drives the protective net to tighten, then the second rope buckle is screwed until the second rope buckle compresses the first rope to reform the second lantern ring, the purpose of tensioning the tensioning rope with the small tensioning force is achieved, in the process, the first rope is in a tensioning state, the situation that all tensioning forces of the tensioning rope need to be relieved first is reduced, the dangerous rock body protection structure in the related art is effectively improved, and the condition of increasing the tensioning force of the tensioning rope is inconvenient under the condition that the tensioning force of the tensioning rope is not relieved.
Additional aspects and advantages of the application will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the application.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are needed in the embodiments of the present application will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present application and should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic perspective view of a dangerous rock composite protective structure according to an embodiment of the present application;
FIG. 2 is a schematic perspective view of a rock mass assembly according to an embodiment of the present application;
FIG. 3 is a schematic perspective view of a protective screen assembly according to an embodiment of the present application;
FIG. 4 is a schematic perspective view of a tension member according to an embodiment of the present application;
fig. 5 is a schematic perspective view of a first fixing member according to an embodiment of the present application;
FIG. 6 is a schematic perspective view of a connector according to an embodiment of the present application;
FIG. 7 is a schematic perspective view of a second mount according to an embodiment of the present application;
FIG. 8 is a schematic perspective view of a winch member according to an embodiment of the present application;
FIG. 9 is a schematic perspective view of a stand according to an embodiment of the present application;
FIG. 10 is a schematic perspective view of a support assembly according to an embodiment of the present application;
FIG. 11 is a schematic perspective view of a mount according to an embodiment of the present application;
FIG. 12 is a schematic perspective view of a support according to an embodiment of the present application;
figure 13 is a schematic perspective view of a barrier net assembly according to an embodiment of the present application;
fig. 14 is a schematic perspective view of a third mount according to an embodiment of the present application;
FIG. 15 is an enlarged perspective view of FIG. 13A according to an embodiment of the present application;
FIG. 16 is a schematic perspective view of an inner carriage according to an embodiment of the present application;
fig. 17 is a schematic perspective view of an outer pulley frame according to an embodiment of the present application.
Icon: 100-rock mass assembly; 110-main rock mass; 120-dangerous rock mass; 130-anchors; 200-a protective net assembly; 210-a first securing member; 211-a first fixing plate; 212-a first connection ring; 220-connecting piece; 221-a second wire rope; 222-a third rope clip; 223-a third collar; 230-a protective net; 240-tensioning member; 241-first wire rope; 242-first rope fastener; 243-a first collar; 244-second cord lock; 245-a second collar; 250-a second securing member; 251-a second fixing plate; 252-a second connecting ring; 260-winch members; 261-bracket; 2611-supporting plates; 2612-mounting plate; 2613-a first screw; 262-a winch body; 300-a support assembly; 310-fixing frame; 311-connecting rods; 312-first connection plate; 313-reinforcing bars; 314-a second connection plate; 315-an outer pulley frame; 3151-a fifth fixing plate; 3152-a second connecting ear plate; 3153-a second pulley; 3154—a third pulley; 320-a support; 321-a first support bar; 322-a second support bar; 323-a third support bar; 330-split plate; 340-an adjusting member; 341-connecting the sleeve; 342-a second screw; 400-a barrier net assembly; 410-a third mount; 411-a third fixing plate; 412-a third connecting ring; 413-a fourth connecting ring; 420-a first traction member; 421-third rope; 422-fourth rope fastener; 423-fourth collar; 424-fourth wire rope; 425-fifth rope clip; 426-fifth collar; 430-a second traction member; 440-inner carriage; 441-fourth fixing plates; 442-a first connection lug plate; 443-a first pulley; 450-barrier net.
Detailed Description
The technical solutions in the embodiments of the present application will be described below with reference to the drawings in the embodiments of the present application.
For the purposes of making the objects, technical solutions and advantages of the embodiments of the present application more clear, the technical solutions of the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is apparent that the described embodiments are some of the embodiments of the present application, but not all of the embodiments. All other embodiments, based on the embodiments herein, which would be apparent to one of ordinary skill in the art without undue burden are within the scope of the present application.
Accordingly, the following detailed description of the embodiments of the present application, provided in the accompanying drawings, is not intended to limit the scope of the application, as claimed, but is merely representative of selected embodiments of the application. All other embodiments, based on the embodiments herein, which would be apparent to one of ordinary skill in the art without undue burden are within the scope of the present application.
It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures.
In the description of the present application, it should be understood that the terms "center," "longitudinal," "transverse," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," etc. indicate or are based on the orientation or positional relationship shown in the drawings, merely for convenience of description and to simplify the description, and do not indicate or imply that the apparatus or element referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present application.
Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present application, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.
In this application, unless specifically stated and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the terms in this application will be understood by those of ordinary skill in the art as the case may be.
In this application, unless expressly stated or limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, and may also include the first and second features not being in direct contact but being in contact with each other by way of additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.
A dangerous rock body composite protective structure according to an embodiment of the present application is described below with reference to the accompanying drawings.
As shown in fig. 1 to 17, a dangerous rock composite protective structure according to an embodiment of the present application includes: the rock mass assembly 100 and the protection net assembly 200, the rock mass assembly 100 is a rock mass containing dangerous rock mass, and the protection net assembly 200 is used for tensioning and protecting the dangerous rock mass.
As shown in fig. 2, the rock mass assembly 100 includes a main rock mass 110 and a dangerous rock mass 120 protruding from the main rock mass 110 and in a suspended state, an anchor 130 is disposed between the main rock mass 110 and the dangerous rock mass 120, and the manner in which the anchor 130 is connected between the main rock mass 110 and the dangerous rock mass 120 is known to those skilled in the art, and the dangerous rock mass 120 is compressed to the main rock mass 110 by the anchor 130, and the pre-stress provided by the anchor 130 fixes the dangerous rock mass and the main rock mass in advance.
As shown in fig. 3, the protection net assembly 200 includes a first fixing member 210, a plurality of connecting members 220, a protection net 230, a tightening member 240, a second fixing member 250 and a winch member 260, wherein the first fixing member 210 is fixedly connected to a side wall of the main rock body 110, the first fixing member 210 is positioned at the lower end of the dangerous rock body 120, one ends of the plurality of connecting members 220 are fixedly connected to the lower side of the protection net 230, the other ends of the plurality of connecting members 220 are fixedly connected to the first fixing member 210, the protection net 230 is arranged as a wire rope net, and the wind-induced exfoliation or damage of the dangerous rock body and the collapse of the rock stratum are limited, so that the reinforcement effect is achieved, and the falling rocks are controlled to move within a certain range, so that the enclosure effect is achieved.
As shown in fig. 4, the tightening member 240 includes a first steel rope 241, a first rope buckle 242 and a second rope buckle 244, two ends of the first steel rope 241 are bent, the first steel rope 241 is fixed by the first rope buckle 242 after being bent, the bent end of the first steel rope 241 is tightly pressed on the first steel rope 241 body by the first rope buckle 242, a first collar 243 is formed at the bent position of two ends of the first steel rope 241, one section between two first collars 243 of the first steel rope 241 is bent and fixed by the second rope buckle 244, a second collar 245 is formed at the bent position of two first collars 243 of the first steel rope 241, the second collar 245 is sleeved on the mesh on the upper side of the protection net 230, the first steel rope 241 is fixed by the second rope buckle 244 after passing through the mesh on the upper side of the protection net 230, the protection net 230 covers the dangerous rock 120, the second fixing member 250 and the winch member 260 are fixed on the top of the main rock body 110, the first collar 243 at one end of the first steel cable 241 is sleeved on the second fixing member 250, the winch member 260 is connected to the first collar 243 at the other end of the first steel cable 241 through a steel cable, when the tightening steel cable with smaller tightening tension is needed, the steel cable on the winch member 260 is fixed on the first collar 243 far away from the first collar 243 near one end of the second collar 245 through a rope buckle, the steel cable on the winch member 260 is tightened, after the first steel cable 241 is tensioned by force, the second rope buckle 244 at the second collar 245 is gradually loosened, the second rope buckle 244 is released from compressing the first steel cable 241, the steel cable on the winch member 260 is tightened again, the first steel cable 241 is driven to tighten, meanwhile, the tightening force of the first steel cable 241 is gradually increased, the second rope buckle 244 is tightened after the first steel cable 241 drives the protection network 230 to tighten, the second collar 245 is formed by pressing the first steel cable 241 by the second rope buckle 244, so that the purpose of tensioning the tensioned steel cable after the tensioning force is reduced is achieved, in the process, the first steel cable 241 is in a tensioned state, the condition that the whole tensioning force of the tensioned steel cable needs to be relieved first is reduced, the dangerous rock body protection structure in the related art is effectively improved, and the condition that the tensioning force of the tensioned steel cable is increased under the condition that the tensioning force of the tensioned steel cable is not relieved is inconvenient.
As shown in fig. 5, the first fixing member 210 includes a first fixing plate 211 and a first connection ring 212, the first fixing plate 211 is fixed on the sidewall of the main rock body 110, wherein the first fixing plate 211 is fixed on the sidewall of the main rock body 110 through an anchor, the first connection rings 212 are fixedly connected to the first fixing plate 211 at equal intervals, specifically, the first connection ring 212 is fixed on the first fixing plate 211 through welding, and one end of the tightening member 240 is sleeved on the first connection ring 212, so as to facilitate the fixation of the steel cable on the connection member 220.
As shown in fig. 6, the connecting member 220 includes a second steel cable 221 and a third rope buckle 222, two ends of the second steel cable 221 are bent, bent portions of two ends of the second steel cable 221 are fixed by the third rope buckle 222, two ends of the second steel cable 221 are bent to form a third collar 223, the third collar 223 is sleeved on mesh holes on the lower sides of the first fixing member 210 and the protection net 230 respectively, so that the connecting member 220 is connected to the first fixing member 210 and the protection net 230, and meanwhile, after the third rope buckle 222 is released, the second steel cable 221 can be replaced.
As shown in fig. 7, the second fixing member 250 includes a second fixing plate 251 and a second connecting ring 252, the second connecting ring 252 is fixedly connected to the second fixing plate 251 at equal intervals, and when the fixing device is specifically configured, the second connecting ring 252 is fixed to the second fixing plate 251 by welding, and a first collar 243 at one end of the first steel cable 241 is sleeved on the second connecting ring 252, so that the detachment and fixation between the first steel cable 241 and the second fixing member 250 are facilitated by releasing and screwing the first rope buckle 242 on the first steel cable 241.
As shown in fig. 8, the winch member 260 includes a bracket 261 and a winch body 262, the bracket 261 is fixedly coupled to the top end of the main rock body 110, the winch body 262 is fixedly coupled to the upper end of the bracket 261, and the winch body 262 is lifted by the bracket 261, so that tightening of the winch body 262 is facilitated.
As shown in fig. 9, the bracket 261 includes a support plate 2611 and a mounting plate 2612, the support plate 2611 is in an inverted U shape, the mounting plate 2612 is fixedly connected to the lower end of the support plate 2611, it is to be noted that the mounting plate 2612 and the support plate 2611 are fixedly connected to a first screw rod 2613 through welding, the first screw rod 2613 is fixedly connected to the support plate 2611 through the welding, the winch body 262 is fixedly connected to a self-locking hand winch through the nut matched with the first screw rod 2613, after the first steel cable 241 is tightened or the blocking assembly 400 is lifted, the nut on the first screw rod 2613 is released, the winch body 262 is removed from the first screw rod 2613, a worker can take the winch body 262 away from the main rock body 110, and when the winch body is used next time, the winch body 262 is installed in the opposite order, and the loss of the winch body 262 due to unmanned guard is reduced.
As shown in fig. 10 and 11, in the related art, the lower end of the dangerous rock 120 may be supported by the support bar, but the lower end of the support bar is supported by the relatively gentle position of the main rock 110, and when the dangerous rock 120 is located on the cliff side wall of the main rock 110, the support bar in the related art is inconvenient to support the dangerous rock 120, the dangerous rock composite protective structure further includes a support assembly 300, the support assembly 300 is provided in plurality and uniformly disposed at the lower end of the dangerous rock 120, the support assembly 300 includes a fixing frame 310, a support 320, a pressure dividing plate 330 and an adjusting member 340, the fixing frame 310 includes a connecting bar 311, a first connecting bar 312, a reinforcing bar 313 and a second connecting bar 314, the first connecting bar 312 is fixedly connected to one end of the connecting bar 311, it is noted that the first connecting bar 312 and the connecting bar 311 are fixedly connected to the lower end of the side wall of the main rock 110 by welding, in this embodiment, the first connecting plate 312 is fixedly connected to the lower end of the side wall of the main rock body 110 through an anchor, the reinforcing rod 313 is obliquely arranged, the second connecting plate 314 is fixedly connected to one end of the reinforcing rod 313, wherein the second connecting plate 314 is fixedly connected to one end of the reinforcing rod 313 through welding, the other end of the reinforcing rod 313 is fixedly connected to the lower side of the connecting rod 311 through welding, the connecting rod 311 is supported through the reinforcing rod 313, the deformation of the connecting rod 311 is reduced, the strength of the connecting rod 311 is improved, the second connecting plate 314 is fixedly connected to the lower end of the side wall of the main rock body 110, in particular, when the device is arranged, the second connecting plate 314 is fixedly connected to the lower end of the side wall of the main rock body 110 through an anchor, the lower end of the supporting member 320 is hinged to the upper side of the connecting rod 311, the pressure dividing plate 330 is hinged to the upper end of the supporting member 320, and the pressure dividing plate 330 supports the dangerous rock body 120, when the dangerous rock body 120 is located on the cliff side wall of the main rock body 110, the installation position of the fixing frame 310 is determined on the cliff side wall of the main rock body 110, the first connecting plate 312 and the second connecting plate 314 on the fixing frame 310 are fixed on the cliff side wall of the main rock body 110 through anchoring pieces, one end of the adjusting piece 340 is hinged to the first fixing piece 210, the inclination angle of the split pressing plate 330 is adjusted, the length of the adjusting piece 340 is adjusted, the supporting piece 320 is driven to rotate, the supporting piece 320 drives the split pressing plate 330 to gradually support the dangerous rock body 120, the supporting piece 320 supports the dangerous rock body 120, the supporting piece 320 provides a supporting platform for the supporting piece 320 through the fixing frame 310, the supporting piece 320 can be installed on the cliff side wall of the main rock body 110, meanwhile, the dangerous rock body 120 is supported by the supporting piece 320 and the protection net 230, the dangerous rock body 120 is limited to be peeled or destroyed, the two-way composite fixed dangerous rock body 120 is formed, and the stability of the dangerous rock body 120 is enhanced.
As shown in fig. 12, the supporting member 320 includes a first supporting rod 321, a second supporting rod 322 and a third supporting rod 323, the first supporting rod 321 and the third supporting rod 323 are fixedly connected to two ends of the second supporting rod 322 through flanges, the supporting position of the pressure dividing plate 330 at the top end of the supporting member 320 on the dangerous rock body 120 is changed by replacing the second supporting rods 322 with different lengths, so that a proper supporting position can be found, the adjusting member 340 includes two connecting sleeves 341 and a second screw 342, the two connecting sleeves 341 are respectively in threaded connection with two ends of the second screw 342, the directions of threads at two ends of the second screw 342 are opposite, one end of the two connecting sleeves 341 far away from the second screw 342 is respectively hinged to the side wall at the upper end of the supporting member 320 and the first fixing member 210, the second screw 342 is rotated, the second screw 342 is retracted or pushed out to adjust the length of the adjusting member 340 through a threaded transmission principle, so that the supporting member 320 is driven to rotate, and the pressure dividing plate 330 is driven to support the dangerous rock body 120.
As shown in fig. 13 and 14, when the dangerous rock 120 is subjected to long-time weathering or rain wash, and the local rock falls off, the local rock is usually required to be blocked and protected by a blocking net, the blocking net is disposed on the upper side of a highway, and the blocking net is disposed at the bottom end of the main rock 110, but when the dangerous rock 120 is disposed on the cliff side wall of the main rock 110, the impact force is still large during falling of the falling rock, the damage to the blocking net is also large, and the falling rock is also inconvenient to clean, while the fixing frame 310 has a single function and can only provide a supporting force for the supporting member 320, the dangerous rock composite protective structure further comprises a blocking net assembly 400, the blocking net assembly 400 comprises a third fixing member 410, a first traction member 420, a second traction member 430, a sliding wheel frame 440 and a blocking net 450, the third fixing member 410 comprises a third fixing plate 411, a third connecting ring 412 and a fourth connecting ring 413, and the third fixing plate 411 is fixedly connected to the top end of the main rock 110, wherein the third fixing plate is fixedly connected to the third fixing plate 411 and the third connecting ring 411 is disposed on the third fixing ring connecting ring 413, and the third fixing ring is fixedly connected to the third connecting ring 411.
As shown in fig. 15, the first traction member 420 includes a third steel cable 421, a fourth rope buckle 422, a fourth steel cable 424 and a fifth rope buckle 425, one end of the third steel cable 421 is fixedly connected to one end of the barrier net 450, the other end of the third steel cable 421 is bent, the third steel cable 421 is bent and then is fixed by the fourth rope buckle 422, the bent portion of the third steel cable 421 forms a fourth collar 423, two ends of the fourth steel cable 424 are bent and then are fixed by the fifth rope buckle 425, the bent portion of two ends of the fourth steel cable 424 forms a fifth collar 426, the fifth collar 426 at one end of the fourth steel cable 424 is sleeved on the third connecting ring 412, the fifth collar 426 at the other end of the fourth steel cable 424 is sleeved on the fourth collar 423, the second traction member 430 and the first traction member 420 have the same structure, and one end of the third steel cable 421 of the second traction member 430 is fixedly connected to one end of the barrier net 450 far from the first traction member 420.
As shown in fig. 16, the inner carriage 440 includes a fourth fixing plate 441, a first connection lug 442 and a first pulley 443, the fourth fixing plate 441 is fixedly connected to the lower end of the sidewall of the main rock body 110, in particular, the fourth fixing plate 441 is fixedly connected to the lower end of the sidewall of the main rock body 110 through an anchor, the first connection lug 442 is fixedly connected to the fourth fixing plate 441 through welding, the first connection lug 442 is rotatably connected to the first connection lug 442 through welding, a third wire 421 on the first traction member 420 passes between the first pulley 443 and the fourth fixing plate 441, and the third wire 421 passes between the first pulley 443 and the fourth fixing plate 441 and is fixed to the barrier 450 through a wire buckle.
As shown in fig. 17, an end of the connecting rod 311 far from the first connecting plate 312 is fixedly connected with an outer pulley frame 315, the outer pulley frame 315 includes a fifth fixing plate 3151, a second connecting lug plate 3152 and a second pulley 3153, the fifth fixing plate 3151 is fixedly connected to an end of the connecting rod 311, wherein the fifth fixing plate 3151 is fixed to an end of the connecting rod 311 by welding, the second connecting lug plate 3152 is fixedly connected to the fifth fixing plate 3151, in particular, the second connecting lug plate 3152 and the fifth fixing plate 3151 are fixed by welding, the second pulley 3153 is rotatably connected to the second connecting lug plate 3152, a third wire 421 on the second traction member 430 can slide along the second pulley 3153, a fourth collar 423 on the first traction member 420 and the second traction member 430 can be connected to the winch member 260, a third pulley 3154 is rotatably connected to the second connecting lug plate 3152, the third wire 421 on the second traction member 430 passes between the second pulley 3153 and the third pulley 3154, the third steel rope 421 on the second traction member 430 is limited on the second pulley 3153 through the third pulley 3154, the condition that the third steel rope 421 on the second traction member 430 is separated from the second pulley 3153 is reduced, the upper end of the third steel rope 421 of the first traction member 420 passes through the space between the first pulley 443 and the fourth fixing plate 441, one end of the blocking net 450 at the upper end of the third steel rope 421 is lifted to the first pulley 443, at this time, the third steel rope 421 passes through the fifth collar 426 and is fixed by the fourth rope buckle 422, the upper end of the third steel rope 421 on the second traction member 430 passes through the space between the second pulley 3153 and the third pulley 3154, one end of the blocking net 450 is lifted to the second pulley 3153 by the third steel rope 421, at this time, the third steel rope 421 passes through the fifth collar 426 and is fixed by the fourth rope buckle 422, the fixing frame 310 provides support for the second pulley 3153, the dual-purpose of the fixing frame 310 is realized, the support 320 and the second pulley 3153 are provided with support, the support far away from the main rock body 110 is not required to be reset for the barrier 450, openings are formed at two ends of the barrier 450, when the dangerous rock body 120 is subjected to long-time weathering or rain wash, and partial rock body falls off, the partial rock body falls into the barrier 450 through the openings at two ends of the barrier 450, the barrier 450 can be arranged on the cliff side wall of the main rock body 110 through the fixing frame 310, the condition that the barrier 450 is arranged at the bottom end of the main rock body 110 is reduced, the barrier 450 is closer to the dangerous rock body 120, the impact force of the falling partial rock body is smaller, the impact and damage to the barrier 450 are reduced, when the falling partial rock body in the barrier 450 needs to be cleaned, the winch 260 is arranged, the steel wire rope on the winch 260 is connected to the third steel wire 421 on the first traction member 420 and the second traction member 430, the fifth rope buckle 425 is released, the connection between the fourth steel wire rope 424 and the third steel rope 421 is released, the barrier 450 gradually falls down to the bottom end of the main rock body 110 under the action of self gravity and the falling down to the barrier body 110, and the falling personnel can clean the bottom end of the main rock body 110 is not required to be cleaned.
Specifically, the working principle of the dangerous rock body composite protective structure is as follows: when the tightening rope with smaller tightening force is needed, the steel wire rope on the winch 260 is fixed on the first collar 243 of the first rope 241, which is far away from one end close to the second collar 245, the steel wire rope on the winch 260 is tightened, after the first rope 241 is tensioned under force, the second rope 244 at the second collar 245 is gradually loosened until the second rope 244 is compressed and released from the first rope 241, the steel wire rope on the winch 260 is tightened again to drive the first rope 241 to tighten, meanwhile, the tightening force of the first rope 241 is gradually increased, the first rope 241 drives the protection net 230 to tighten, the second rope 244 is tightened until the second rope 244 compresses the first rope 241 to reform the second collar 245, the purpose of tightening the tightening rope with smaller tightening force is achieved, in the process, the first rope 241 is in a tightening state, the situation that the whole tightening force of the tightening rope is needed to be released first is reduced, the dangerous rock body protection structure in the related technology is effectively improved, and the situation that the tightening force of the tightening rope is not convenient to increase under the situation that the tightening force of the tightening rope is not relieved.
When the first steel cable 241 is tightened or the blocking assembly 400 is lifted, the nut on the first screw 2613 is released, the winch body 262 is removed from the first screw 2613, the winch body 262 can be taken away from the main rock body 110 by a worker, and the winch body 262 is installed in the reverse order when being used next time, so that the loss of the winch body 262 due to unattended operation is reduced.
When the dangerous rock body 120 is located on the cliff side wall of the main rock body 110, the installation position of the fixing frame 310 is determined on the cliff side wall of the main rock body 110, the first connecting plate 312 and the second connecting plate 314 on the fixing frame 310 are fixed on the cliff side wall of the main rock body 110 through anchoring pieces, one end of the adjusting piece 340 is hinged to the first fixing piece 210, the inclination angle of the split pressing plate 330 is adjusted, the length of the adjusting piece 340 is adjusted, the supporting piece 320 is driven to rotate, the split pressing plate 330 is driven by the supporting piece 320 to gradually support the dangerous rock body 120, the dangerous rock body 120 is supported by the supporting piece 320, a supporting platform is provided for the supporting piece 320 through the fixing frame 310, the supporting piece 320 can be installed on the cliff side wall of the main rock body 110, meanwhile, the dangerous rock body 120 and the protection net 230 are supported by the supporting piece 320 to limit the weathering of the dangerous rock body 120 to peel or destroy, and the stability of the dangerous rock body 120 is enhanced.
The upper end of the third steel cable 421 of the first traction member 420 passes through the space between the first pulley 443 and the fourth fixing plate 441, one end of the blocking net 450 at the upper end of the third steel cable 421 is lifted to the position of the first pulley 443, at this time, the third steel cable 421 passes through the fifth collar 426 and is fixed by the fourth rope buckle 422, then the upper end of the third steel cable 421 at the second traction member 430 passes through the space between the second pulley 3153 and the third pulley 3154, at this time, the third steel cable 421 drives one end of the blocking net 450 to the position of the second pulley 3153, at this time, the third steel cable 421 passes through the fifth collar 426 and is fixed by the fourth rope buckle 422, the second pulley 3153 is supported by the fixing frame 310, the function of the fixing frame 310 is realized, the support is provided for the supporting member 320 and the second pulley 3153, the supporting member away from the main rock body 110 is not required to be reset for the blocking net 450, the two ends of the blocking net 450 are opened, when the dangerous rock body 120 is subjected to long-time weathering or rain water, when the local rock body falls off, the local rock body falls into the barrier 450 through the openings at the two ends of the barrier 450, the barrier 450 can be arranged on the cliff side wall of the main rock body 110 through the fixing frame 310, the condition that the barrier 450 is arranged at the bottom end of the main rock body 110 is reduced, the barrier 450 is closer to the dangerous rock body 120, the impact force of the falling local rock body is smaller, the impact and damage to the barrier 450 are reduced, when the falling local rock body in the barrier 450 needs to be cleaned, the winch 260 is arranged, the steel wire rope on the winch 260 is connected with the third steel wire 421 on the first traction member 420 and the second traction member 430, the fifth rope buckle 425 is released, the connection between the fourth steel wire rope 424 and the third steel wire rope 421 is released, the steel wire rope on the winch 260 is released, the barrier 450 gradually falls down to the bottom end of the main rock body 110 under the action of self gravity and the gravity of the falling local rock body, personnel can clean the falling rock body at the bottom end of the main rock body 110, the staff is not required to ascend and clean.
It should be noted that, specific model specifications of the self-locking hand winch need to be determined by type selection according to actual specifications of the device, and a specific type selection calculation method adopts the prior art in the field, so that details are not repeated.
The above is only an example of the present application, and is not intended to limit the scope of the present application, and various modifications and variations will be apparent to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present application should be included in the protection scope of the present application. It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures.
The foregoing is merely specific embodiments of the present application, but the scope of the present application is not limited thereto, and any person skilled in the art can easily think about changes or substitutions within the technical scope of the present application, and the changes or substitutions are intended to be covered by the scope of the present application. Therefore, the protection scope of the present application shall be subject to the protection scope of the claims.
Claims (10)
1. Dangerous rock body composite protective structure, its characterized in that includes:
a rock mass assembly (100), the rock mass assembly (100) comprising a main rock mass (110) and a dangerous rock mass (120) protruding from the main rock mass (110) and in a suspended state;
the protection net assembly (200), protection net assembly (200) includes first mounting (210), a plurality of connecting pieces (220), protection net (230), tensioning member (240), second mounting (250) and capstan (260), first mounting (210) fixed connection in main rock mass (110) lateral wall, first mounting (210) are located dangerous rock mass (120) lower extreme, a plurality of connecting pieces (220) one end fixed connection in protection net (230) downside, a plurality of connecting pieces (220) other end fixed connection in first mounting (210), tensioning member (240) include first cable (241), first button (242) and second button (244), first cable (241) both ends, first cable (241) are after bending through first button (242) fixed, first cable (241) both ends department forms first lantern ring (243), a plurality of connecting pieces (220) other end fixed connection in first mounting (210) downside, a plurality of connecting pieces (220) other end fixed connection in first mounting (210), a plurality of cable (241) are including first cable (241), first cable (241) and second cable (243) are after bending through first cable (243) both lantern ring (243), the second lantern ring (245) is sleeved on a mesh hole on the upper side of the protective net (230), the protective net (230) covers the dangerous rock body (120), the second fixing piece (250) and the winch piece (260) are fixed on the top of the main rock body (110), the first lantern ring (243) at one end of the first steel cable (241) is sleeved on the second fixing piece (250), and the winch piece (260) is connected with the first lantern ring (243) at the other end of the first steel cable (241) through a steel wire rope;
the support assembly (300), support assembly (300) set up to a plurality of and evenly set up in dangerous rock body (120) lower extreme, support assembly (300) include mount (310), support piece (320), divider plate (330) and regulating part (340), mount (310) include connecting rod (311), first connecting plate (312), stiffener (313) and second connecting plate (314), first connecting plate (312) fixed connection in connecting rod (311) one end, first connecting plate (312) fixed connection in the lower extreme of main rock body (110) lateral wall, stiffener (313) slope set up, second connecting plate (314) fixed connection in stiffener (313) one end, stiffener (313) other end fixed connection in connecting rod (311) downside, second connecting plate (314) fixed connection in the lower extreme of main rock body (110) lateral wall, support piece (320) lower extreme articulates in connecting rod (311) upside, divider plate (330) articulates in support piece (320) upper end (340) one end is in the side of adjusting part (320) lateral wall, the adjustment member (340) is tensioned to the support member (320).
2. The dangerous rock body composite protective structure according to claim 1, wherein an anchor (130) is arranged between the main rock body (110) and the dangerous rock body (120), and the dangerous rock body (120) is pressed on the main rock body (110) through the anchor (130).
3. The dangerous rock body composite protective structure according to claim 1, wherein the first fixing member (210) comprises a first fixing plate (211) and a first connecting ring (212), the first fixing plate (211) is fixed on the side wall of the main rock body (110), the first connecting ring (212) is fixedly connected to the first fixing plate (211) at equal intervals, and one end of the tensioning member (240) is sleeved on the first connecting ring (212).
4. The dangerous rock composite protective structure according to claim 1, wherein the connecting piece (220) comprises a second steel cable (221) and a third rope buckle (222), two ends of the second steel cable (221) are bent, two bent ends of the second steel cable (221) are fixed through the third rope buckle (222), two bent ends of the second steel cable (221) form a third collar (223), and the third collar (223) is sleeved on meshes on the lower sides of the first fixing piece (210) and the protective net (230) respectively.
5. The dangerous rock mass composite protective structure according to claim 1, wherein the protective net (230) is provided as a wire rope net.
6. The dangerous rock composite protective structure according to claim 1, wherein the second fixing member (250) comprises a second fixing plate (251) and a second connecting ring (252), the second connecting ring (252) is fixedly connected to the second fixing plate (251) at equal intervals, and the first collar (243) at one end of the first steel cable (241) is sleeved on the second connecting ring (252).
7. The dangerous rock mass composite protective structure according to claim 1, wherein the winch member (260) comprises a bracket (261) and a winch body (262), the bracket (261) is fixedly connected to the top end of the main rock mass (110), and the winch body (262) is fixedly connected to the upper end of the bracket (261).
8. The dangerous rock body composite protective structure according to claim 7, wherein the support (261) comprises a support plate (2611) and a mounting plate (2612), the support plate (2611) is arranged in an inverted U shape, and the mounting plate (2612) is fixedly connected to the lower end of the support plate (2611).
9. The dangerous rock composite protective structure according to claim 8, wherein a first screw (2613) is fixedly connected to the upper end of the supporting plate (2611), and the winch body (262) is fixedly connected through the first screw (2613) and a nut.
10. The dangerous rock mass composite protective structure of claim 7, wherein the winch body (262) is configured as a self-locking hand winch.
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| CN115354671B (en) * | 2022-07-28 | 2023-09-26 | 四川省公路规划勘察设计研究院有限公司 | Anchor-pulling structure for in-situ reinforcement of dangerous rock |
| CN115492034B (en) * | 2022-08-25 | 2023-08-08 | 西南交通大学 | Modular assembly type unit for preventing falling and automatically rescuing vehicles on cliff curves |
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| GB8413611D0 (en) * | 1984-05-29 | 1984-07-04 | Tinsley Wire Ltd | Tensioning means |
| JP3733090B2 (en) * | 2002-07-24 | 2006-01-11 | 東京都 | Falling rock treatment method and its auxiliary tools in dangerous road areas such as mountains and quay |
| JP5420509B2 (en) * | 2010-09-30 | 2014-02-19 | 株式会社オオハシ | Falling rock prevention device and manufacturing method thereof |
| CN213294505U (en) * | 2020-10-10 | 2021-05-28 | 宁波良力机械有限公司 | Single hook type hand winch |
| CN213897172U (en) * | 2020-11-05 | 2021-08-06 | 深圳市东深工程有限公司 | Dangerous rock supporting and anchoring device |
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