CN202543950U - Side slope anti-seismic flexible passive protective net system - Google Patents
Side slope anti-seismic flexible passive protective net system Download PDFInfo
- Publication number
- CN202543950U CN202543950U CN2012201397594U CN201220139759U CN202543950U CN 202543950 U CN202543950 U CN 202543950U CN 2012201397594 U CN2012201397594 U CN 2012201397594U CN 201220139759 U CN201220139759 U CN 201220139759U CN 202543950 U CN202543950 U CN 202543950U
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- Prior art keywords
- side slope
- steel column
- rope
- passive protection
- protection net
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- 230000001681 protective effect Effects 0.000 title abstract description 5
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 55
- 239000010959 steel Substances 0.000 claims abstract description 55
- 238000013016 damping Methods 0.000 claims abstract description 16
- 229910003460 diamond Inorganic materials 0.000 claims description 21
- 239000010432 diamond Substances 0.000 claims description 21
- 230000035939 shock Effects 0.000 claims description 10
- 238000003860 storage Methods 0.000 claims description 9
- 239000007788 liquid Substances 0.000 claims description 4
- 230000006835 compression Effects 0.000 claims description 3
- 238000007906 compression Methods 0.000 claims description 3
- 239000000428 dust Substances 0.000 claims description 3
- 238000007789 sealing Methods 0.000 claims description 3
- 239000011435 rock Substances 0.000 abstract description 15
- 239000012530 fluid Substances 0.000 abstract description 4
- 238000012216 screening Methods 0.000 abstract description 3
- 239000004575 stone Substances 0.000 abstract description 2
- 238000004519 manufacturing process Methods 0.000 abstract 1
- 238000005096 rolling process Methods 0.000 abstract 1
- 238000000034 method Methods 0.000 description 3
- 238000009958 sewing Methods 0.000 description 3
- TVEXGJYMHHTVKP-UHFFFAOYSA-N 6-oxabicyclo[3.2.1]oct-3-en-7-one Chemical compound C1C2C(=O)OC1C=CC2 TVEXGJYMHHTVKP-UHFFFAOYSA-N 0.000 description 2
- 238000004873 anchoring Methods 0.000 description 2
- 230000003139 buffering effect Effects 0.000 description 2
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000009527 percussion Methods 0.000 description 2
- 238000006116 polymerization reaction Methods 0.000 description 2
- 229920001296 polysiloxane Polymers 0.000 description 2
- -1 polysiloxanes Polymers 0.000 description 2
- 210000001364 upper extremity Anatomy 0.000 description 2
- 240000004859 Gamochaeta purpurea Species 0.000 description 1
- 230000000703 anti-shock Effects 0.000 description 1
- 238000009412 basement excavation Methods 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 238000005246 galvanizing Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000010412 perfusion Effects 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
- 230000001052 transient effect Effects 0.000 description 1
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Classifications
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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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- Devices Affording Protection Of Roads Or Walls For Sound Insulation (AREA)
Abstract
The utility model discloses a flexible passive protection network system of side slope antidetonation, including passive protection network, steel column (3), go up supporting rope (2), under bracing rope (4) and pull-up anchor rope (11), characterized by: at least one end of the upper supporting rope (2) is connected with the top end of the steel column (3) through an anti-seismic damping component, and the pull-up anchor rope (11) is connected with the top end of the steel column (3) through another anti-seismic damping component. When the side slope shakes, stones and rocks rolling down along the slope surface of the side slope can generate strong impact force on the passive protective screening, and the impact energy can be converted into damping fluid heat energy through the anti-seismic damping component. The utility model discloses can effectively reduce the rock matter side slope because the impact to passive protection network such as rockfall, the rock roll that earthquake vibrations cause, shallow collapse, avoid because passive protection network is broken by the rockfall, the rock roll, cause harm to the side slope below building. The protection system has simple structure, convenient manufacture and reliable performance.
Description
Technical field
The utility model relates to a kind of protective screening system, particularly relates to a kind ofly placing the side slope below, is used for the flexible passive protection net of the side slope antidetonation system of side slope falling rocks, Rolling Stone protection.
Background technology
At present, for guaranteeing the safety of broken rock side slope, the passive protection net is laid in the side slope of being everlasting below, falling rocks, Rolling Stone and the shallow-layer that causes owing to weathering, rainwater or vibrations on the rock side slope is collapsed protect.But existing passive protection form mainly adopts wire lath, wire rope anchor to carry out slope protection; When speed is big because falling rocks, Rolling Stone and the shallow-layer that vibrations cause collapses; Can produce bigger impact load to the passive protection net; Be prone to cause the rhombus steel rope net of passive protection system to be broken through, jeopardize the safety of side slope below building.If in existing passive protection net, set up the damping antishock device, can effectively improve the protective capacities of passive protection net, significant to the safety of side slope protection and surrounding building, 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 being highly resistant to because the Rolling Stone, falling rocks that vibrations cause to the impact force of protective screening, is applicable to the flexible passive protection net of the side slope antidetonation system of earthquake region side slope protection.
In order to solve the problems of the technologies described above; The flexible passive protection net of the side slope antidetonation that the utility model provides system; Comprise passive protection net, steel column, go up supporting rope, down supporting rope and on draw anchor line; Described at least one end of going up supporting rope adopts antidetonation shock attenuation parts to be connected with the top of described steel column, draws another antidetonation shock attenuation parts of anchor line employing to be connected with described steel column top on described.
Described steel column is provided with the layback anchor line, and described layback anchor line one end is fixedly connected with described steel column, and the other end adopts anchor line anchor rod anchored on ground.
Described to go up the antidetonation shock attenuation parts that supporting rope is connected with the top of described steel column be the first spring viscous damper, and another antidetonation shock attenuation parts that draw anchor line to be connected with described steel column top on described are the second spring viscous damper.
The structure of the described first spring viscous damper and the second spring viscous damper is: work cylinder barrel outer periphery has the oil storage cylinder barrel; Be provided with compression valve and recuperation valve between described work cylinder barrel and the described oil storage cylinder barrel; Be provided with piston and be full of viscous damping liquid in the work cylinder barrel, be connected with piston, be provided with oil sealing and dust cover between described piston rod and the described work cylinder barrel through piston rod; Described piston is provided with rebound valve and flowing valve, is provided with spring in the described work cylinder barrel.
Described passive protection net is a diamond wire netting, and described diamond wire netting adopts the stitching rope to carry out stretch-draw with described upward supporting rope and described supporting rope down and is fixedly connected.
Adopt the flexible passive protection net of the side slope antidetonation system of technique scheme; Described supporting rope comprises supporting rope and following supporting rope; Described diamond wire netting is fixed in described cross binding and restricts on upper and lower supporting rope and the steel column by sewing up rope stretch-draw, is laid with pressure-reducing ring in the following supporting rope, minimizing stretch-draw pressure; When the impact load of falling rocks, Rolling Stone acted on the rhombus steel rope net, impact energy was delivered on the spring viscous damper by supporting rope.
The steel columns used to join steel + steel columns anchored Quan basis in order to ensure the stability of its foundation, steel column layout with the slope at a certain distance below the diamond-shaped steel rope steel column layout formed between passive protection network system.Both sides, described steel column top adopt respectively spring viscous damper and last supporting rope with on draw steel cable to be connected, play shock resistance, energy dissipating effect.Drawing steel cable to adopt on described draws wire rope anchor to be anchored on the side slope.For strengthening its impact resistance, also the layback anchor line can be set at the steel column of guard system both sides, adopt wire rope anchor to be anchored in the firm ground.
The technical solution adopted flexible slope seismic passive safety net system, implementation method is: in the bottom of the slope at a certain pitch laid steel columns, using coupling plate + bolts on the basis of fixed steel columns Quan; steel columns emplaced between diamond rope network formed passive safety net system; steel columns were used top viscous dampers and springs on the support rope and pull rope connected to the other end of the rope through the pull-up pull-rope anchoring on the slope; to strengthen its impact resistance, but also in the protection system set up on both sides of the steel columns side anchor rope, using the rope anchoring at a stable foundation.Be provided with spring in the spring viscous damper cylindrical shell, the work cylinder barrel is full of viscous damping liquid, when running into impact load; Damping fluid can produce extremely strong thickness frictional force, thereby absorbs the energy that external force produced, and impact energy partly is converted into heat energy; Behind the load removal, by spring reset; Reduce the percussion of motion sillars such as falling rocks that seismic shock causes, Rolling Stone, thereby reach the purpose of side slope antidetonation protection guard system.Diamond wire netting 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 is a kind of can placing below the side slope; Be highly resistant in the earthquake side slope fragmented rock body to the percussion of passive flexible anti protecting wire net; Being applicable to the earthquake region side slope protection, is the flexible passive protection net of the side slope antidetonation system of the band spring viscous damper of simple in structure, easily manufactured, dependable performance.Be applicable to the side slope protection of earthquake highly seismic region.
Description of drawings
Fig. 1 is the flexible passive protection net of a side slope antidetonation system elevational schematic view.
Fig. 2 is the flexible passive protection net of a side slope antidetonation system generalized section.
Fig. 3 is the spring viscous damper organigram that adopts.
The specific embodiment
Below in conjunction with accompanying drawing the utility model is described further.
Referring to Fig. 1 and Fig. 2; Side slope 14 belows are laid with the passive protection net of zinc-plated diamond wire netting of high strength 6 and steel column 3 formation; The side slope of ability commute generation falling rocks, Rolling Stone is protected; Diamond wire netting 6 is fixed in steel column 3, goes up on supporting rope 2 and the following supporting rope 4 through sewing up rope 5 stretch-draw, is laid with pressure-reducing ring 8 in the following supporting rope 4, and the grid shop hangs over the inboard of diamond wire netting 6; And answer imbrication diamond wire netting 6 upper limbs and fold to the outside 15cm of net, with pricking silk diamond wire netting 6 and grid are bound up; Steel column 3 is laid in side slope 14 belows by certain spacing; The two ends of last supporting rope 2 all adopt one first spring viscous damper 1 to be connected with steel column 3 tops; Promptly going up the link of oil storage cylinder barrel 23 that supporting rope 2 connects piston rod 19, the first spring viscous dampers 1 of the first spring viscous damper 1 is hung on the steel column 3; Steel column 3 tops adopt the second spring viscous damper 31 with on draw anchor line 11 to be connected, draw on promptly the link of oil storage cylinder barrel 23 of piston rod 19, the second spring viscous dampers 31 of the second spring viscous damper 31 that anchor line 11 connects to be hung on the steel column 3; The steel column 3 of passive protection net both sides is provided with layback anchor line 7 and strengthens its impact resistance; Be that layback anchor line 7 one ends are fixedly connected with steel column 3; Layback anchor line 7 one ends adopt anchor line anchor pole 9 to be anchored on the ground 10, on draw anchor line 11 to adopt to draw anchor line anchor pole 12 to be anchored on the side slope 14.
Referring to and Fig. 3; The structure of the first spring viscous damper 1 and the second spring viscous damper 31 is: work cylinder barrel 20 peripheries are provided with oil storage cylinder tube 23; Be provided with compression valve 24 and recuperation valve 25 between work cylinder barrel 20 and the described oil storage cylinder barrel 23; Be provided with piston 21 and be full of viscous damping liquid 30 in the work cylinder barrel 20, be connected with piston 21, be provided with oil sealing 29 and dust cover 28 between piston rod 19 and the work cylinder barrel 20 through piston rod 19; Described piston 21 is provided with rebound valve 22 and flowing valve 26, is provided with spring 27 in the described work cylinder barrel 20 and can confirms the piston initial position; When running into impact load; " high polymerization degree linear polysiloxanes " molecule segment of damping fluid 30 and the motion of whole strand are subjected to displacement and will overcome very big resistance; Can produce extremely strong thickness frictional force; Thereby absorb the energy that external force produced, and portion of energy is converted into heat energy, produce damping action and reach vibration damping and buffering purpose; Behind the load removal, by spring reset.
When earthquake causes side slope falling rocks and Rolling Stone; The passive protection net is formed impact load; Impact energy is delivered on the first spring viscous damper 1 by last supporting rope 2; The first spring viscous damper 1 is delivered on the steel column 3, and steel column 3 is delivered on the second spring viscous damper 31, and the piston motion through the first spring viscous damper 1 and the second spring viscous damper 31 is subjected to displacement the motion of " high polymerization degree linear polysiloxanes " molecule segment and the whole strand of damping fluid will overcome very big resistance; Can produce extremely strong thickness frictional force; Thereby absorb the energy that external force produced, and portion of energy is converted into heat energy, produce damping action and reach vibration damping and buffering purpose; Behind the load removal, by spring reset.
Referring to Figure 1, Figure 2 and Figure 3, combined with on-site terrain at a certain distance to determine the basis of steel columns 3 and 18 steel columns Quan location, excavation, steel columns embedded bolt 17 and perfusion Quan base 18; the base 16 set into the bolt 17 and a nut tightened, the pull rope anchor 12 fixed to the base 13 using Quan slope 14; Longitudinal steel columns 3 and make up steel columns placed at the bottom of the base 16; would Pull anchor rope 11 to connect a second spring viscous damper piston rod 19 hanging ring 31 and the second spring viscous damper cylinder 23 31 storage tanks hanging ring hanging on the steel column 3 of the top hanging seat, then Pull rope 11 to the other end of the corresponding pull rope anchor sleeve 12 connected by a rod fixed with Shengka; slowly lift the steel columns 3 and the base and 16, and the bottom of the steel column 3 the coupling Plate 15 is inserted into the base 16, the last insert and tighten the screw connection; through the anchor rope 11 and the upper support rope two azimuth adjusted according to the design of steel columns 3 position, tighten the anchor rope 11 with Shengka fixed.
Referring to Fig. 1, Fig. 2 and Fig. 3; With euphroe lifting rope is strained; Till diamond wire netting 6 rises to the level of supporting rope 2; With wire clips diamond wire netting 6 and last supporting rope 2 are connect again, simultaneously also can be with diamond wire netting 6 and the following supporting rope 4 temporary transient connections safety when guaranteeing to sew up, after this lifting rope can unclamp extraction.With sewing up rope 5 diamond wire netting 6 and two supporting ropes are intertwined, and will sew up rope 5 and diamond wire netting 6 is fixed together with wire clips, wire clips should be placed on the place that gap closes the about 0.5m of end; Grid shop hangs over the inboard of diamond wire netting 6, and answers imbrication diamond wire netting 6 upper limbs and fold to the outside 15cm of net, with pricking silk diamond wire netting 6 and grid 8 is bound up; The grid bottom should upwards be laid along the slope about 0.5m, does not stay the slit for making down between supporting rope 4 and side slope 14 ground, with some stones the grid bottom is pushed down, and answers imbrication 10cm between every grid; With pricking silk grid is fixed on the diamond wire netting 6, every square metre fixedly is about 4 places; Every in the middle of 50m is provided with, the reinforcing drawn anchor line one place.
Claims (5)
1. the flexible passive protection net of side slope antidetonation system; Comprise passive protection net, steel column (3), go up supporting rope (2), down supporting rope (4) and on draw anchor line (11); It is characterized in that: the described at least one end of supporting rope (2) of going up adopts antidetonation shock attenuation parts to be connected with the top of described steel column (3), draws anchor line (11) to adopt another antidetonation shock attenuation parts to be connected with described steel column (3) top on described.
2. the flexible passive protection net of side slope antidetonation according to claim 1 system; It is characterized in that: described steel column (3) is provided with layback anchor line (7); Described layback anchor line (7) one ends are fixedly connected with described steel column (3), and the other end adopts anchor line anchor pole (9) to be anchored on the ground (10).
3. the flexible passive protection net of side slope antidetonation according to claim 1 and 2 system; It is characterized in that: described to go up the antidetonation shock attenuation parts that supporting rope (2) is connected with the top of described steel column (3) be the first spring viscous damper (1), and another antidetonation shock attenuation parts that draw anchor line (11) to be connected with described steel column (3) top on described are the second spring viscous damper (31).
4. the flexible passive protection net of side slope antidetonation according to claim 3 system; It is characterized in that: the structure of the described first spring viscous damper (1) and the second spring viscous damper (31) is: work cylinder barrel (20) periphery is provided with oil storage cylinder tube (23); Be provided with compression valve (24) and recuperation valve (25) between described work cylinder barrel (20) and the described oil storage cylinder barrel (23); Be provided with piston (21) and be full of viscous damping liquid (30) in the work cylinder barrel (20); Be connected with piston (21) through piston rod (19); Be provided with oil sealing (29) and dust cover (28) between described piston rod (19) and the described work cylinder barrel (20), described piston (21) is provided with rebound valve (22) and flowing valve (26), is provided with spring (27) in the described work cylinder barrel (20).
5. the flexible passive protection net of side slope antidetonation according to claim 1 and 2 system; It is characterized in that: described passive protection net is diamond wire netting (6), and described diamond wire netting (6) adopts stitching rope (5) to carry out stretch-draw with described upward supporting rope (2) and described supporting rope (4) down and is fixedly connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201397594U CN202543950U (en) | 2012-04-06 | 2012-04-06 | Side slope anti-seismic flexible passive protective net system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201397594U CN202543950U (en) | 2012-04-06 | 2012-04-06 | Side slope anti-seismic flexible passive protective net system |
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| Publication Number | Publication Date |
|---|---|
| CN202543950U true CN202543950U (en) | 2012-11-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012201397594U Expired - Fee Related CN202543950U (en) | 2012-04-06 | 2012-04-06 | Side slope anti-seismic flexible passive protective net system |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102587396A (en) * | 2012-04-06 | 2012-07-18 | 长沙理工大学 | Side slope anti-seismic flexible passive protective net system |
| CN104236405A (en) * | 2014-08-25 | 2014-12-24 | 叶建军 | Building dismounting blasting flexible protection system |
| CN105569059A (en) * | 2016-02-29 | 2016-05-11 | 中铁隧道集团有限公司 | Passive protective net and installation method thereof |
| CN105672152A (en) * | 2016-01-25 | 2016-06-15 | 重庆工商职业学院 | Slope falling rock buffer protection system |
| CN106087784A (en) * | 2016-06-30 | 2016-11-09 | 重庆交通大学 | Slope protecting device |
| CN106120851A (en) * | 2016-06-30 | 2016-11-16 | 重庆交通大学 | Landslide defence system |
| CN111254947A (en) * | 2020-01-18 | 2020-06-09 | 西南交通大学 | Spring type yield energy dissipater for slope flexible protection system and design method |
-
2012
- 2012-04-06 CN CN2012201397594U patent/CN202543950U/en not_active Expired - Fee Related
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102587396A (en) * | 2012-04-06 | 2012-07-18 | 长沙理工大学 | Side slope anti-seismic flexible passive protective net system |
| CN104236405A (en) * | 2014-08-25 | 2014-12-24 | 叶建军 | Building dismounting blasting flexible protection system |
| CN104236405B (en) * | 2014-08-25 | 2016-08-24 | 叶建军 | Demolishing buildings explosion flexible protection systems |
| CN105672152A (en) * | 2016-01-25 | 2016-06-15 | 重庆工商职业学院 | Slope falling rock buffer protection system |
| CN105569059A (en) * | 2016-02-29 | 2016-05-11 | 中铁隧道集团有限公司 | Passive protective net and installation method thereof |
| CN106087784A (en) * | 2016-06-30 | 2016-11-09 | 重庆交通大学 | Slope protecting device |
| CN106120851A (en) * | 2016-06-30 | 2016-11-16 | 重庆交通大学 | Landslide defence system |
| CN106120851B (en) * | 2016-06-30 | 2018-06-22 | 重庆交通大学 | Landslide defence system |
| CN106087784B (en) * | 2016-06-30 | 2018-07-27 | 重庆交通大学 | Slope protecting device |
| CN111254947A (en) * | 2020-01-18 | 2020-06-09 | 西南交通大学 | Spring type yield energy dissipater for slope flexible protection system and design method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 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: 20121121 Termination date: 20130406 |