CN205295975U - Main passive hangover formula high performance protection network that mixes - Google Patents
Main passive hangover formula high performance protection network that mixes Download PDFInfo
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- CN205295975U CN205295975U CN201520922548.1U CN201520922548U CN205295975U CN 205295975 U CN205295975 U CN 205295975U CN 201520922548 U CN201520922548 U CN 201520922548U CN 205295975 U CN205295975 U CN 205295975U
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Abstract
The utility model discloses a main passive hangover formula high performance protection network that mixes adopts many parallel supporting rope to replace traditional upper and lower supporting rope, through lifting the most lower parallel supporting rope overhead certain distance, forms the opening space that the lower part falling rocks passes through for the system possesses the opening characteristic, and the falling rocks of being convenient for gets into hangover net section, to net the piece divide into arresting barrier piece and hangover net piece for the falling rocks of certain volume can pass through the most lower parallel supporting rope lower part opening space after by the interception, it is regional to get into hangover net piece, and moves to presetting collection area in the same direction as the hangover orientation, trail net the piece to the institute in the coverage area falling rocks that collapses of emergence certain orbit management and control effect has. The utility model discloses draw main, the respective advantage of passive protection network system, had higher protection energy level and easy clearance nature concurrently.
Description
Technical field
This utility model relates to a kind of having concurrently and passively intercepts and the soft protecting net of actively management and control function, is specifically related to main passively mixing trailing high-performance protective net, belongs to construction applications of taking precautions against natural calamities.
Background technology
In recent years, traffic safety and the security of the lives and property are caused serious threat by Falling Rocks, generally adopt soft protecting net to prevent and treat. Existing flexible protection systems is broadly divided into active flexible protecting net system and passive soft protecting net system.
Initiative Defence System is that all kinds of flexible net covering based on wire rope net is wrapped on required protection slope or rock, to limit the weathering off of the domatic rock soil body or destruction and crag avalanche (reinforcement effect), or falling rocks is controlled in certain limit motion (going along with sb. to guard him effect).
Passive protection system is to be made up of wire rope net or ring network (when need to intercept fritter falling rocks additional layer iron wire grid), a support system (comprise anchor pole, draw anchor line, pedestal, column and supporting rope), three major parts of energy consumer. Steel column and wire rope net connect combination and constitute an entirety, to formation face, the region protection protected, thus stoping the tenesmus of the avalanche rock soil body, primarily serve interception function.
But there are the following problems for above two protection network:
Active protecting net system protection energy level is relatively low. Along with accumulation falling rocks is gradually increased, as cleared up not in time, after exceeding system bearing ability, very easily cause thrashing, cause secondary disaster.
Passive protection net system can realize higher protection energy level, and system is typically mounted on natural slope, many when retaining falling rocks quantity in system, when the scale of construction is big, no matter adopts artificial or machinery to be purged, all there is bigger difficulty.
Active protecting net system is easier to cleaning than passive protection net system, but protection energy level is very low, and two kinds of systems cut both ways.
Utility model content
The purpose of this utility model is in that to provide main passive mixing trailing high-performance protective net, mainly solves the problem that existing active protecting net system and passive protection net system cannot have both on protection energy level and easy to clean.This utility model has drawn the respective advantage of active and passive protecting net system, has higher protection energy level and easy to clean concurrently.
To achieve these goals, the technical solution adopted in the utility model is as follows:
Main passive mixing trailing high-performance protective net, including column, mesh sheet, supporting rope, draw anchor line, end supporting rope, described column longitudinal separation arranges some, mesh sheet extends along column and two ends impaling is on the end supporting rope of outer heel post, the two ends of end supporting rope are passed from outer heel post respectively and are fixed on both sides ground support, supporting rope impaling is on column and mesh sheet, both sides ground support is fixed at two ends, anchor line one end is drawn to be connected with column upper end, the other end is anchored in ground, described mesh sheet includes intercepting mesh sheet and hangover mesh sheet, intercept mesh sheet and be fixed on the end supporting rope of outer heel post along column extension and two ends, supporting rope includes many parallel support ropes arranged in parallel, the many equal impalings of parallel support rope are in intercepting on mesh sheet and two ends column, both sides ground support is fixed at two ends, composition interception structure unit, descend most root parallel support rope not contact with ground, hangover mesh sheet then sew be connected to interception mesh sheet bottom.
Adopt many parallel support ropes to replace traditional supporting rope up and down, by root parallel support rope will be descended most to be lifted away from ground certain distance, form the open space that bottom falling rocks passes through so that system possesses opening features, it is simple to falling rocks enters hangover mesh sheet district; Mesh sheet is divided into interception mesh sheet and hangover mesh sheet, the falling rocks making certain volume can pass through to descend root parallel support rope lower openings space most after intercepted, enter hangover mesh sheet region, and moving to default collecting zone along hangover direction, the collapse rock-fall occurred in institute overlay area is had certain track management and control effect by hangover mesh sheet.
Wherein, intercepting the upper end impaling of mesh sheet in going up most on root parallel support rope, go up root parallel support rope impaling most and in stigma saddle and draw to the both sides of interception structure unit and be then anchored in ground, the lower end impaling of interception mesh sheet is in descending most on root parallel support rope. Described hangover mesh sheet angle point is anchored in domatic. Described many parallel support ropes, draw anchor line with end supporting rope all with intercept mesh sheet impaling, formation interception mesh sheet auxiliary shoring system, auxiliary shoring system is also connected with energy-dissipating device. In described many parallel support ropes, go up most and descend the root equal impaling of parallel support rope in every root post most and be extended down to ground, protection network both sides outward, be anchored in bearing, and energy-dissipating device is set on extension. In described many parallel support ropes, the equal impaling of intermediate parallel supporting rope is in both side ends column and is extended down to ground, protection network both sides outward, is anchored in bearing, and arranges energy-dissipating device on extension.
The middle part impaling intercepting mesh sheet intercepts the many parallel support ropes that mesh sheet region can be passed through to arrange varying number with spacing on the parallel support rope at middle part, reaches to improve overall structure protection energy level and the needs reducing structure maximum deformation quantity. Intermediate parallel supporting rope and the interception mutual impaling of mesh sheet, and it is supported in the middle part of column, two ends are overhanging and are anchored on bearing. Parallel support rope all can arrange energy-dissipating device.
Further, the described distance descended most between root parallel support rope and ground, need to be designed according to surveying situation practically, open height should allow a certain size falling rocks with quantity to fall to open space after intercepted, runs downwards and enters hangover mesh sheet region;Or along the little energy level of certain track operation, small size falling rocks either directly through open space, enter hangover mesh sheet region. And this open height can not be excessive, full load (especially when large volume or big quantity rock-fall impact), should be able to effectively intercept falling rocks, so as to be controlled in interception mesh sheet region, can't continue to move downward, to reach protection purpose.
Yet further, described hangover mesh sheet upper end directly sew be connected to interception mesh sheet lower end, region, owing to the falling rocks of intercepted certain volume rebounds after contacting to earth, or first motion to the small size falling rocks of open space possesses certain initial velocity, this part falling rocks is after by lower openings space, rolling friction between mesh sheet and ground, dissipation kinetic energy. Thus, the placement length of mesh sheet of trailing should be designed according to this part kinetic energy dissipation demand. The effusion speed of final falling rocks should meet requirement, to avoid causing secondary disaster.
Survey situation practically, meet management and control requirement, anchor system can be set in local if desired, limit the falling rocks motion in this region further.
It should be added that, many parallel support ropes in this utility model, end supporting rope all can arrange energy-dissipating device according to protection energy level demand with drawing on anchor line. Many parallel support ropes can adjust quantity and spacing according to required energy level, however it is not limited to a kind of arrangement.
Compared with prior art, this utility model has the advantages that
(1) this utility model can according to practical situation, it is allowed to quantity falling rocks is by system after intercepting or slowing down on a small scale, reaches the effect of easy to clean.
(2) this utility model is when meeting with fully loaded or extensive falling rocks, can effectively intercept, so as to be controlled in internal system, it is to avoid secondary disaster occurs.
(3) this utility model falling rocks to occurring in hangover mesh sheet overlay area, has the effect of track management and control and deceleration buffer.
(4) this utility model can pass through to set up the mode of many parallel support ropes, improves structural defenses energy level and falling rocks intercept distance, expands the scope of application in Practical Project.
Accompanying drawing explanation
Fig. 1 is structural representation one of the present utility model.
Fig. 2 is structural representation two of the present utility model.
Fig. 3 is that many parallel support ropes of this utility model are connected supporting way schematic diagram with the steel column being positioned at end.
Fig. 4 is that many parallel support ropes of utility model are connected supporting way schematic diagram with centrally located steel column.
In above-mentioned accompanying drawing, the component names that accompanying drawing labelling is corresponding is as follows:
1-steel column, 2-intercepts mesh sheet, and 3-trails mesh sheet, and 4-parallel support rope, 5-energy-dissipating device, 6-draws anchor line, 7-end supporting rope, 8-ground, the 9-stigma slip strong point, the 10-shaft slip strong point.
Detailed description of the invention
Below in conjunction with embodiment and accompanying drawing, the utility model is described in further detail, and embodiment of the present utility model includes but not limited to the following example.
Embodiment
As illustrated in fig. 1 and 2, main passive mixing trailing high-performance protective net, including column 1, intercept mesh sheet 2, hangover mesh sheet 3, many parallel support ropes 4, energy-dissipating devices 5, draw anchor line 6, end supporting rope 7, wherein, column interval is arranged several, goes up root parallel support rope impaling most in all column tops, descends root parallel support rope distance ground certain altitude most, with the open space that this reserved falling rocks passes through, and impaling is in column bottom; Intercepting mesh sheet impaling on many parallel support ropes, both sides impaling is on end supporting rope; Hangover mesh sheet upper end be connected to interception mesh sheet lower end, lower end be freely positioned over domatic on; Many parallel support ropes, all after column traverse, stretch out and are anchored on two end bearings; Draw anchor line to be tied to column upper end, and be anchored between column ground, layback anchor line tying post end, and it is anchored in ground support. End supporting rope is only through outer heel post top and bottom, and leads to and be fixed on ground (Shan Bishang) outside two, it is possible to effective by the pulling tightly of mesh sheet end.In Fig. 1, h is open space height, and l is hangover netting length.
As shown in Figures 3 and 4, in order to adapt to different protection energy levels, intercepting mesh sheet can the parallel support rope of impaling varying number, going up most root and be supported and constraint by the mode of slip with descending most root parallel support rope and middle part column, all parallel support ropes all adopt the mode of slip to be supported and constraint with both side ends column. The way of restraint of slip can pass through to preset the various modes such as saddle and suspension member, determines depending on energy level size, and is not limited to certain specific way. All parallel support ropes are anchored on ground support after extending to two ends, and parallel support rope all can be arranged energy-dissipating device as required.
Column bottom when mounted, can be first fixed on ground support (natural slope) by this utility model, simultaneously by various support cable impalings and outer be extended down to outside both sides ground, is fixed on bearing; Afterwards, draw anchor line and post end tying, and by drawing anchor line to pull steel column, drive protection wire side to rotate to being perpendicular to the domatic position of protection, the bearing that then the anchor line other end will be drawn to be anchored in domatic top. When rock-fall impact intercepts mesh sheet, mesh sheet deforms, and impulsive force is transmitted to parallel support rope simultaneously, and starts consumption falling rocks kinetic energy by energy-dissipating device; Little kinetic energy, the small size falling rocks often met afterwards fall naturally, by descending most space reserved under root parallel support rope, enter hangover mesh sheet region; The falling rocks that volume is bigger is intercepted, and can't pass through lower openings or effusion system, to avoid secondary disaster. Descend most root parallel support rope lower openings height should determine with falling rocks assessment according to condition practically, it is not limited to certain value herein. Thus, this utility model can reach falling rocks easy to clean on a small scale, and large volume falling rocks is intercepted, and hangover mesh sheet region falling rocks is by the multiple-protection effect of management and control.
Further, mesh sheet of the present utility model can be various ways, and interception mesh sheet can be multi-form, different size mesh sheet with hangover mesh sheet. The concrete section form of column is not limit, and meets bearing capacity when different impact.
According to above-described embodiment, this utility model just can be realized well. What deserves to be explained is; under premise based on said structure design; for solving same technical problem; even if some making on this utility model are without substantial change or polishing; the essence of the technical scheme adopted is still the same with this utility model, therefore it should also be as in protection domain of the present utility model.
Claims (8)
1. main passive mixing trailing high-performance protective net, including column (1), mesh sheet, supporting rope, draw anchor line (6), end supporting rope (7), described column longitudinal separation arranges some, mesh sheet extends along column and two ends impaling is on the end supporting rope (7) of outer heel post, the two ends of end supporting rope (7) are passed from outer heel post respectively and are fixed on both sides ground support, supporting rope impaling is on column and mesh sheet, both sides ground support is fixed at two ends, anchor line one end is drawn to be connected with column upper end, the other end is anchored in ground, it is characterized in that, described mesh sheet includes intercepting mesh sheet (2) and hangover mesh sheet (3), intercept mesh sheet and be fixed on the end supporting rope of outer heel post along column extension and two ends, supporting rope includes many parallel support ropes (4) arranged in parallel, the many equal impalings of parallel support rope are in intercepting on mesh sheet (2) and two ends column, both sides ground support is fixed at two ends, composition interception structure unit, descend most root parallel support rope not contact with ground, hangover mesh sheet (3) then sew be connected to interception mesh sheet bottom.
2. master according to claim 1 passively mixes trailing high-performance protective net, it is characterized in that, intercept the upper end impaling of mesh sheet (2) in going up most on root parallel support rope, go up most root parallel support rope impaling in stigma saddle and to draw and be then anchored in ground to the both sides of interception structure unit, intercept the lower end impaling of mesh sheet (2) in descending most on root parallel support rope, intercept the middle part impaling of mesh sheet (2) on the parallel support rope at middle part.
3. master according to claim 1 passively mixes trailing high-performance protective net, it is characterised in that described hangover mesh sheet (3) angle point is anchored in domatic.
4. master according to claim 1 passively mixes trailing high-performance protective net, it is characterized in that, described many parallel support ropes (4), draw anchor line (6) with end supporting rope (7) all with interception mesh sheet (2) impaling, forming the auxiliary shoring system intercepting mesh sheet, auxiliary shoring system is also connected with energy-dissipating device (5).
5. master according to claim 4 passively mixes trailing high-performance protective net, it is characterized in that, in described many parallel support ropes (4), go up most and descend the root equal impaling of parallel support rope in every root post most and be extended down to ground, protection network both sides outward, it is anchored in bearing, and energy-dissipating device (5) is set on extension.
6. master according to claim 5 passively mixes trailing high-performance protective net, it is characterized in that, in described many parallel support ropes (4), the equal impaling of intermediate parallel supporting rope is in both side ends column and is extended down to ground, protection network both sides outward, it is anchored in bearing, and energy-dissipating device (5) is set on extension.
7. master according to claim 6 passively mixes trailing high-performance protective net, it is characterised in that arrange energy-dissipating device (5) on described end supporting rope (7).
8. master according to claim 7 passively mixes trailing high-performance protective net, it is characterised in that described in draw anchor line (6) arrange energy-dissipating device (5).
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| CN201520922548.1U CN205295975U (en) | 2015-11-18 | 2015-11-18 | Main passive hangover formula high performance protection network that mixes |
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| CN201520922548.1U CN205295975U (en) | 2015-11-18 | 2015-11-18 | Main passive hangover formula high performance protection network that mixes |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105256730A (en) * | 2015-11-18 | 2016-01-20 | 成都希尔特科技有限公司 | Active and passive combined trailing high-performance protective screen |
| CN106193063A (en) * | 2016-06-23 | 2016-12-07 | 衡水力能新材料工程有限公司 | A kind of semi-rigid guard system |
| CN108700152A (en) * | 2016-01-05 | 2018-10-23 | 香港科技大学 | The bilinearity energy dissipation and relief means of cable wire for bearing pulling force |
| CN109736214A (en) * | 2019-01-03 | 2019-05-10 | 西南交通大学 | A method of passive soft protecting net is installed on experimental site counter force wall |
| CN110273386A (en) * | 2019-07-08 | 2019-09-24 | 云南省建设投资控股集团有限公司 | A kind of passive side slope protective screen and its construction method |
| CN110959078A (en) * | 2017-07-21 | 2020-04-03 | 集奥布鲁克有限公司 | Energy absorption device |
| CN115323947A (en) * | 2022-07-27 | 2022-11-11 | 中铁二院工程集团有限责任公司 | Linkage type large-energy-level stone blocking structure and construction method thereof |
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2015
- 2015-11-18 CN CN201520922548.1U patent/CN205295975U/en active Active
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105256730A (en) * | 2015-11-18 | 2016-01-20 | 成都希尔特科技有限公司 | Active and passive combined trailing high-performance protective screen |
| CN108700152A (en) * | 2016-01-05 | 2018-10-23 | 香港科技大学 | The bilinearity energy dissipation and relief means of cable wire for bearing pulling force |
| CN108700152B (en) * | 2016-01-05 | 2020-08-14 | 香港科技大学 | Dual linear energy dissipation and impact damping device for steel cables subjected to tensile forces |
| US11448280B2 (en) | 2016-01-05 | 2022-09-20 | The Hong Kong University Of Science And Technology | Bi-linear energy dissipating and shock absorbing device for cable subjected to tension |
| CN106193063A (en) * | 2016-06-23 | 2016-12-07 | 衡水力能新材料工程有限公司 | A kind of semi-rigid guard system |
| CN110959078A (en) * | 2017-07-21 | 2020-04-03 | 集奥布鲁克有限公司 | Energy absorption device |
| US11255060B2 (en) | 2017-07-21 | 2022-02-22 | Geobrugg Ag | Energy absorption device |
| CN110959078B (en) * | 2017-07-21 | 2022-06-07 | 集奥布鲁克有限公司 | Energy absorption device |
| CN109736214A (en) * | 2019-01-03 | 2019-05-10 | 西南交通大学 | A method of passive soft protecting net is installed on experimental site counter force wall |
| CN110273386A (en) * | 2019-07-08 | 2019-09-24 | 云南省建设投资控股集团有限公司 | A kind of passive side slope protective screen and its construction method |
| CN115323947A (en) * | 2022-07-27 | 2022-11-11 | 中铁二院工程集团有限责任公司 | Linkage type large-energy-level stone blocking structure and construction method thereof |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
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Effective date of registration: 20160912 Address after: 610000 Sichuan city of Chengdu province Jinjiang District Dacisi Road 17, 6 floor, No. 5 Patentee after: SICHUAN OST SLOPE PROTECTION ENGINEERING CO., LTD. Address before: 610000, No. 3, No. 1, No. 10, two ring road, 19 Ring Road, Chengdu, Sichuan, Jinniu District Province, No. 14 Patentee before: CHENGDU XIERTE TECHNOLOGY CO., LTD. |