CN202519686U - Flexible initiative protective screen system of slope domatic antidetonation - Google Patents
Flexible initiative protective screen system of slope domatic antidetonation Download PDFInfo
- Publication number
- CN202519686U CN202519686U CN2012200851382U CN201220085138U CN202519686U CN 202519686 U CN202519686 U CN 202519686U CN 2012200851382 U CN2012200851382 U CN 2012200851382U CN 201220085138 U CN201220085138 U CN 201220085138U CN 202519686 U CN202519686 U CN 202519686U
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- Prior art keywords
- rope
- energy dissipation
- friction energy
- dissipation device
- side slope
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- 230000001681 protective effect Effects 0.000 title claims abstract description 31
- 230000021715 photosynthesis, light harvesting Effects 0.000 claims abstract description 35
- 238000012216 screening Methods 0.000 claims description 28
- 238000009958 sewing Methods 0.000 claims description 5
- 239000011435 rock Substances 0.000 abstract description 26
- 229910000831 Steel Inorganic materials 0.000 abstract description 4
- 239000010959 steel Substances 0.000 abstract description 4
- 238000004519 manufacturing process Methods 0.000 abstract 1
- 238000000034 method Methods 0.000 description 4
- 238000009527 percussion Methods 0.000 description 3
- 241000208340 Araliaceae Species 0.000 description 2
- 235000005035 Panax pseudoginseng ssp. pseudoginseng Nutrition 0.000 description 2
- 235000003140 Panax quinquefolius Nutrition 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 235000008434 ginseng Nutrition 0.000 description 2
- 238000007569 slipcasting Methods 0.000 description 2
- 240000004859 Gamochaeta purpurea Species 0.000 description 1
- 238000004873 anchoring Methods 0.000 description 1
- 230000000703 anti-shock Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 239000011083 cement mortar Substances 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000005246 galvanizing Methods 0.000 description 1
- 230000003116 impacting effect Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
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- Devices Affording Protection Of Roads Or Walls For Sound Insulation (AREA)
Abstract
The utility model discloses a slope surface flexible initiative protection network system of combatting earthquake, including initiative protection network, stay rope and steel cable stock (7), the stay rope with steel cable stock (7) between adopt the friction energy dissipation ware to connect, steel cable stock (7) with the one end fixed connection of friction energy dissipation ware, the stay rope with the other end fixed connection of friction energy dissipation ware. When the side slope vibrates, the impact energy of the broken rock mass is converted into the friction between the friction wedge and the sliding wedge. The utility model discloses can effectively reduce broken rock matter side slope because the stock that the shallow layer that earthquake vibrations cause collapsed and cause is extracted, initiative protection inefficacy, simple structure, manufacturing convenience, dependable performance are the domatic flexible initiative protective screen system of antidetonation of side slope that has the friction power consumption.
Description
Technical field
The utility model relates to a kind ofly can place kata-rocks matter side slope surface; The flexible anti protecting wire net system that is used for the side slope surface antidetonation; Can select suitable friction energy-dissipating damper according to the earthquake intensity and the antidetonation grade of protection side slope, the new device that fragmented rock body impacts protective screening during the opposing earthquake.
Background technology
At present, for guaranteeing the safety of broken rock side slope, initiatively protective screening is laid on the side slope of being everlasting surface, to broken rock side slope because the rock mass that weathering or rainwater cause peels off, shallow-layer collapses and protects.But existing active protection form mainly adopts wire lath, wire rope anchor to carry out slope protection, when the generation earthquake, when particularly macroseism taking place; Because domatic rock mass, sillar are prone to by impelling under the vibrations load; The active protective screening is produced bigger impact load, be prone to cause wire rope anchor under by the powerful impact force of impelling rock mass, to be pulled out, cause the inefficacy of protection system; With the avalanche and the unstability of this side slope superficial that brings, will bring very big safety problem to local road operation.If in existing active protective screening, set up the damping antishock device, can effectively improve the initiatively protective capacities of protective screening of earthquake region, to the safety of side slope protection and road thereof and unimpeded significant, still there is not this type of device at present.
The utility model content
The utility model technical problem to be solved provides a kind of side slope fragmented rock body that is highly resistant in the earthquake to the impact force of protective screening, is applicable to the flexible initiatively protective screening system of side slope surface antidetonation of the slope protection of earthquake region rock side slope.
In order to solve the problems of the technologies described above; The flexible initiatively protective screening system of the side slope surface antidetonation that the utility model provides; Comprise initiatively protective screening, supporting rope and wire rope anchor; Adopt friction energy dissipation device to be connected between described supporting rope and the described wire rope anchor, described wire rope anchor is fixedly connected with an end of described friction energy dissipation device, and described supporting rope is fixedly connected with the other end of described friction energy dissipation device.
Described friction energy dissipation device is the cartridge type friction energy dissipation device, and described wire rope anchor is fixedly connected with the piston rod of described cartridge type friction energy dissipation device, and described supporting rope is fixedly connected with the end cap of described cartridge type friction energy dissipation device.
The structure of described cartridge type friction energy dissipation device is: cylindrical shell is provided with end cap; In cylindrical shell, be provided with piston rod; Described upper cover of piston rod is equipped with spring and sliding wedge, is provided with the inside scotch and rub corresponding with described sliding wedge that act on described piston rod in the described cylindrical shell and falls the friction voussoir of ability.
Described supporting rope comprises cross binding rope and longitudinal bracing rope, and described active protective screening is made up of grid and wire rope rhombus net, and described active protective screening is fixed on described cross binding rope and the described longitudinal bracing rope through sewing up rope stretch-draw.
Adopt the flexible initiatively protective screening system of side slope surface antidetonation of the slope protection of technique scheme; Implementation method is: insert wire rope anchor in slope rock mass internal stability rock stratum; Anchoring is carried out in slip casting, and the piston rod of wire rope anchor exposed parts and cartridge type friction energy dissipation device is welded as a whole; Domatic grid and wire rope rhombus net are pricked knot each other; And be fixed in length and breadth on supporting rope and stretch-draw through sewing up rope; The tight back of stretch-draw is laid with sliding wedge, friction voussoir and spring through being fixed in cartridge type friction energy dissipation device end cap to supporting rope in length and breadth in the cartridge type friction energy dissipation device.When earthquake causes domatic fragmented rock body vibrations; When the active protective screening is formed impact load; Impact energy through the piston motion of cartridge type friction energy dissipation device, is converted into the impact energy of fragmented rock body the frictional heat energy of friction voussoir and sliding wedge by being delivered on the cartridge type friction energy dissipation device to supporting rope in length and breadth; Reduce the percussion of motion sillar such as impelling, thereby reach the purpose of side slope surface antidetonation protection guard system.Wire rope rhombus net adopts the galvanizing material, has high tenacity, high protection intensity, is prone to sprawl, the erection procedure standardization advantages such as systematization.
In sum; The utility model be a kind of side slope fragmented rock body that is highly resistant in the earthquake to the impact force of protective screening, be applicable to the slope protection and the flexible initiatively protective screening system of the side slope surface antidetonation with friction energy-dissipating simple in structure, easily manufactured, dependable performance of earthquake region rock side slope.Be applicable to the side slope surface protection of earthquake highly seismic region.
Description of drawings
Fig. 1 is the flexible initiatively protective screening system appearance of a side slope surface antidetonation sketch map;
Fig. 2 is the flexible initiatively protective screening system of a side slope surface antidetonation generalized section;
Fig. 3 is the cartridge type friction energy dissipation device organigram that adopts.
The specific embodiment
Below in conjunction with accompanying drawing the utility model is described further.
Ginseng Fig. 1, Fig. 2 and Fig. 3; Side slope surface fragmented rock body 8 is laid with the active protective screening of zinc-plated wire rope rhombus net of high strength 2 and grid 1 formation; Can directly protect the side slope surface fragmented rock body; Wire rope rhombus net 2 is fixed on cross binding rope 4 and the longitudinal bracing rope 5 through sewing up 3 stretch-draw of restricting with grid 1, and every separated certain spacing is laid wire rope anchor 7 on side slope surface fragmented rock body 8, and side slope deep layer rock mass stability is squeezed in wire rope anchor 7 employing borings; Consider that the side slope fragmented rock body is when earthquake; Be prone to the grid 1 of domatic active protection is produced bigger dynamic impact load, be prone to wire rope anchor 7 is extracted, cross binding rope 4 adopts cartridge type friction energy dissipation device 6 to be connected with longitudinal bracing rope 5 with wire rope anchor 7; The structure of cartridge type friction energy dissipation device 6 is: cylindrical shell 14 is provided with end cap 9; In cylindrical shell 14, be provided with piston rod 10, be set with spring 11 and sliding wedge 15 on the piston rod 10, be provided with the inside scotch 13 that acts on piston rod 10 in the cylindrical shell 14 and fall the friction voussoir 12 of ability with sliding wedge 15 corresponding frictions; Cross binding rope 4 is fixed on the end cap 9 of cartridge type friction energy dissipation device 6 with longitudinal bracing rope 5, and the piston rod 10 and the wire rope anchor 7 of cartridge type friction energy dissipation device 6 are welded as a whole.
When earthquake causes domatic fragmented rock body vibrations; When the active protective screening is formed impact load; Impact energy is delivered on the cartridge type friction energy dissipation device 6 by cross binding rope 4 and longitudinal bracing rope 5, through the piston motion of cartridge type friction energy dissipation device 6, the impact energy of fragmented rock body is converted into the frictional heat energy of friction voussoir 12 and sliding wedge 15; Reduce the percussion of motion sillar such as impelling, thereby reach the purpose of side slope surface antidetonation protection guard system.
Ginseng Fig. 1, Fig. 2 and Fig. 3 remove loosening the soil and falling rocks of slope protection zone; Then, begin upwards and the definite bolthole position of both sides unwrapping wire measurement from middle part, zone of protection lower edge, and change cutter bolthole and the interior dust of cleaning hole by projected depth, hole depth should be than designing more than the long 5cm of anchor pole; Slip casting is also inserted wire rope anchor 7, adopts label to be not less than the cement mortar of M20, guarantees that slurries are full, and the injecting cement paste maintenance is no less than 3 days before carrying out next process.
With reference to figure 1, Fig. 2 and Fig. 3, the shop hangs grid 1 from the top down, and 1 overlapping width of grid is not less than 5cm, and the stitching of two grids 1 adopts steel wire to prick knot by the 1m spacing between grid 1 and supporting rope; Lay wire rope rhombus net 2 and sew up, every wire rope rhombus net 2 is all sewed up and stretch-draw in advance with longitudinal bracing rope 5 with sewing up rope 3 and the rope 4 of cross binding all around, and the two ends of stitching rope 3 each carry out fixedly connected with two wire clips; Wire rope rhombus net 2 and 1 of grid are pricked knot each other, and be fixed on cross binding rope 4 and the longitudinal bracing rope 5; Cross binding rope 4 after stretch-draw is tight and longitudinal bracing 5 two ends of restricting are fixed on the end cap 9 of cartridge type friction energy dissipation device 6, and the piston rod 10 and the wire rope anchor 7 of cartridge type friction energy dissipation device 6 are welded as a whole.When impelling, the sillar that falls form when impacting protective screening; Impact energy is delivered on the cartridge type friction energy dissipation device 6 by cross binding rope 4 and longitudinal bracing rope 5; Piston motion through cartridge type friction energy dissipation device 6; The impact energy of fragmented rock body is converted into the frictional heat energy of friction voussoir 12 and sliding wedge 15, reduces the percussion of motion sillar such as impelling, thereby reach the purpose of side slope surface antidetonation protection guard system.
Claims (4)
1. the flexible initiatively protective screening system of a side slope surface antidetonation; Comprise initiatively protective screening, supporting rope and wire rope anchor (7); It is characterized in that: adopt friction energy dissipation device to be connected between described supporting rope and the described wire rope anchor (7); Described wire rope anchor (7) is fixedly connected with an end of described friction energy dissipation device, and described supporting rope is fixedly connected with the other end of described friction energy dissipation device.
2. the flexible initiatively protective screening system of side slope surface antidetonation according to claim 1; It is characterized in that: described friction energy dissipation device is cartridge type friction energy dissipation device (6); Described wire rope anchor (7) is fixedly connected with the piston rod of described cartridge type friction energy dissipation device (6), and described supporting rope is fixedly connected with the end cap of described cartridge type friction energy dissipation device (6).
3. the flexible initiatively protective screening system of side slope surface antidetonation according to claim 2; It is characterized in that: the structure of described cartridge type friction energy dissipation device (6) is: cylindrical shell (14) is provided with end cap (9); In described cylindrical shell (14), be provided with piston rod (10); Be set with spring (11) and sliding wedge (15) on the described piston rod (10), be provided with the inside scotch (13) and rub corresponding that act on described piston rod (10) in the described cylindrical shell (14) and fall the friction voussoir (12) of ability with described sliding wedge (15).
4. the flexible initiatively protective screening system of side slope surface antidetonation according to claim 1 and 2; It is characterized in that: described supporting rope comprises cross binding rope (4) and longitudinal bracing rope (5); Described active protective screening is made up of grid (1) and wire rope rhombus net (2), and described active protective screening is fixed on described cross binding rope (4) and the described longitudinal bracing rope (5) through sewing up rope (3) stretch-draw.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN2012200851382U CN202519686U (en) | 2012-03-08 | 2012-03-08 | Flexible initiative protective screen system of slope domatic antidetonation |
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CN2012200851382U CN202519686U (en) | 2012-03-08 | 2012-03-08 | Flexible initiative protective screen system of slope domatic antidetonation |
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CN2012200851382U Expired - Fee Related CN202519686U (en) | 2012-03-08 | 2012-03-08 | Flexible initiative protective screen system of slope domatic antidetonation |
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Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102587395A (en) * | 2012-03-08 | 2012-07-18 | 长沙理工大学 | Flexible initiative protective screen system of slope domatic antidetonation |
CN105672152A (en) * | 2016-01-25 | 2016-06-15 | 重庆工商职业学院 | Slope falling rock buffer protection system |
CN105696476A (en) * | 2016-04-12 | 2016-06-22 | 中铁二院工程集团有限责任公司 | Damper of guard net for preventing falling rock harm |
CN108589569A (en) * | 2018-05-09 | 2018-09-28 | 许应君 | The floated fixing piece of highway engineering slope protection net |
CN112854253A (en) * | 2021-01-11 | 2021-05-28 | 西南交通大学 | Flexible glass net rockfall protection system for small-particle-size rockfall protection and design method thereof |
CN113187087A (en) * | 2021-04-19 | 2021-07-30 | 西南交通大学 | High-falling object flexible glass protective net with landscape function and design method thereof |
CN114159719A (en) * | 2021-09-29 | 2022-03-11 | 河南建培实业发展有限公司 | Climbing, suspension bridge and cable-sliding training system |
-
2012
- 2012-03-08 CN CN2012200851382U patent/CN202519686U/en not_active Expired - Fee Related
Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102587395A (en) * | 2012-03-08 | 2012-07-18 | 长沙理工大学 | Flexible initiative protective screen system of slope domatic antidetonation |
CN105672152A (en) * | 2016-01-25 | 2016-06-15 | 重庆工商职业学院 | Slope falling rock buffer protection system |
CN105696476A (en) * | 2016-04-12 | 2016-06-22 | 中铁二院工程集团有限责任公司 | Damper of guard net for preventing falling rock harm |
CN108589569A (en) * | 2018-05-09 | 2018-09-28 | 许应君 | The floated fixing piece of highway engineering slope protection net |
CN108589569B (en) * | 2018-05-09 | 2020-12-01 | 磐安县阳丹科技有限公司 | Suspension fixing piece of slope protection net for highway engineering |
CN112854253A (en) * | 2021-01-11 | 2021-05-28 | 西南交通大学 | Flexible glass net rockfall protection system for small-particle-size rockfall protection and design method thereof |
CN113187087A (en) * | 2021-04-19 | 2021-07-30 | 西南交通大学 | High-falling object flexible glass protective net with landscape function and design method thereof |
CN114159719A (en) * | 2021-09-29 | 2022-03-11 | 河南建培实业发展有限公司 | Climbing, suspension bridge and cable-sliding training system |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C17 | Cessation of patent right | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121107 Termination date: 20130308 |