CN205062645U - Reservoir right bank and left bank lu sheng vertebrate structure of passing through - Google Patents
Reservoir right bank and left bank lu sheng vertebrate structure of passing through Download PDFInfo
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- CN205062645U CN205062645U CN201520780894.0U CN201520780894U CN205062645U CN 205062645 U CN205062645 U CN 205062645U CN 201520780894 U CN201520780894 U CN 201520780894U CN 205062645 U CN205062645 U CN 205062645U
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Abstract
The utility model discloses a reservoir right bank and left bank lu sheng vertebrate structure of passing through, current structure includes suspension bridge major structure, bridge floor system, rail guard and bootstrap system, the suspension bridge major structure is linked to each other with the anchorage of setting in the massif basement rock through the bearing structure who strides the bridge both ends by two main push -towing ropes and forms, the bridge floor system includes crossbeam and decking, two main push -towing ropes are connected to the crossbeam, and the decking is laid on two main push -towing ropes, the rail guard includes stand, protection cable and protection network, protection cable and protection network are connected with two main push -towing ropes respectively, the bootstrap system mainly should current structure with guide and its effectual utilization of attraction through build lu sheng vertebrate habitat on channel entrance and span wire bridge floor. The utility model discloses the horizontal activity that can effectively realize reservoir right bank and left bank lu sheng vertebrate with exchange, has alleviated the reservoir retaining and has flooded the unfavorable environmental impact to right bank and left bank lusheng vertebrate's horizontal separation.
Description
Technical field
The utility model belongs to Hydraulic and Hydro-Power Engineering environmental protection technical field, specifically relates to a kind of reservoir two sides land_atmosphere coupling model and to pass through structure.
Background technology
At present, on natural river, the construction of Hydraulic and Hydro-Power Engineering and operation make river be partially formed homogenization and discontinuum form, change the hydrologic regime that former natural river is longitudinal, horizontal, have impact on former natural river long-term evolution and the comparatively stable Eco-Environment System structure formed, thus certain adverse effect is caused to the ecological environment in original river.
In the vertical; the change of obstruct on river upstream and downstream hydrologic regime of Hydraulic and Hydro-Power Engineering dam brings great impact to aquatic animal; especially Fish Survival border environmental impact issues has become the emphasis that present stage water resources and hydropower development construction is paid close attention to; fish leads fish to its adverse effect mitigation strategy, fish multiplication is released as crossed, aquatic life habitat protection etc. is all paid much attention to and is furtherd investigate, and has formed technical research and the Measure Systems of comparatively system at present.
But, reservoir filling and the obstruct of flooding two sides, reservoir area hydrologic regime changes the land_atmosphere coupling model brought in the horizontal affects problem, and this adverse effect Mitigation methods research work, the environmental problem influence research brought is changed relative to the longitudinal hydrologic regime in river, that carries out is fewer, lack effective technical research system and reliable Mitigation methods is put into practice, particularly former natural river course is narrower, the more shallow river even occurring seasonal cutout of the depth of water, land_atmosphere coupling model in two sides, water resources and hydropower development front river exchanges frequent, at reservoir filling and after flooding, its river level, width etc. there occurs great variety, directly increase the difficulty that two sides, river part land_atmosphere coupling model is laterally movable, decrease gene exchange and the activity space of reservoir two sides land_atmosphere coupling model, very important impact is created on the breeding of its normal growth and life habit.
Thus, from environmental protection angle, study effective reservoir two sides land_atmosphere coupling model and to pass through structure, building environmental type Hydraulic and Hydro-Power Engineering, is current problem demanding prompt solution.
Utility model content
For solving the problems of the technologies described above; the utility model provides a kind of reservoir two sides land_atmosphere coupling model and to pass through structure; for the land_atmosphere coupling model two-way exchange activity of reservoir two sides provides convenient; two sides land_atmosphere coupling model normal growth bred and the adverse effect of life habit to slow down reservoir filling with flooding; protection reservoir two sides terrestrial organism diversity, reaches the object that river water resources and hydropower development is coordinated mutually with environmental protection.
The utility model is achieved by following technical solution.
A kind of reservoir two sides land_atmosphere coupling model passes through structure, comprises suspension bridge agent structure, floor system and protective guard, and described suspension bridge agent structure to be connected with the anchorage be arranged in massif basement rock by the braced structures at bridge two ends by two main push-towing ropes and to form; Described floor system comprises crossbeam and bridge deck, described crossbeam connects two main push-towing ropes, and described bridge deck are laid on two main push-towing ropes, and described protective guard comprises column, protection cable and protective screening, described column is arranged at two sides, river, and described protection cable and protective screening are connected with two main push-towing ropes respectively.
Land_atmosphere coupling model structure of passing through in described two sides also comprises guidance system, wherein guidance system comprise be separately positioned on that plant on feeder connection region and suspension cable bridge floor guides, food guides, animal wastes guiding and bridge floor decoration.
Described floor system both sides are also provided with liana and branch.
Described main push-towing rope and protection cable all adopt steel strand, wire rope or steel wire bunch.
Described braced structures adopts reinforced concrete structure.
Described anchorage adopts gravity anchor or tunnel formula anchorage.
Described column is reinforced concrete upright column.
Described crossbeam adopts section steel manufacture.
The beneficial effects of the utility model are:
Compared with the land_atmosphere coupling model safeguard measure of existing Reservoir region, the utility model compensate for the deficiency of prior art measure on river, Reservoir region laterally obstruct adverse environment impact alleviation research to a certain extent, effectively can realize the laterally movable of reservoir two sides land_atmosphere coupling model and exchange, add gene exchange and the activity space of reservoir two sides land_atmosphere coupling model, thus alleviate reservoir filling and the adverse environment flooded the transverse direction of two sides land_atmosphere coupling model intercepts and affect; The utility model kind structure is simple, constructability, and Economic and ecological effects is reasonable, has good economic benefit and social benefit, for developing green environment-friendly type Hydraulic and Hydro-Power Engineering provides strong reference.
Accompanying drawing explanation
Fig. 1 is plane structure schematic diagram of the present utility model;
Fig. 2 is facade structures schematic diagram of the present utility model;
Fig. 3 is the utility model centre suspension cord bridge agent structure schematic diagram.
In figure: 1-main push-towing rope, 2-braced structures, 3-anchorage, 4-crossbeam, 5-bridge deck, 6-column, 7-protects cable, 8-protective screening, 9-plant, 10-food, 11-animal wastes, 12-liana, 13-branch, 14-river.
Detailed description of the invention
The technical solution of the utility model is further described below in conjunction with accompanying drawing, but described in claimed scope is not limited to.
As shown in Figure 1 to Figure 3, a kind of reservoir two sides described in the utility model land_atmosphere coupling model passes through structure, comprise suspension bridge agent structure, floor system and protective guard, described suspension bridge agent structure to be connected with the anchorage 3 be arranged in massif basement rock by the braced structures 2 at bridge two ends by two main push-towing ropes 1 and to form; Described floor system comprises crossbeam 4 and bridge deck 5, and described crossbeam 4 connects two main push-towing ropes 1, to improve the globality of whole suspension bridge, prevents bridge floor from excessive distortion occurring, increases rigidity and the stability of whole bridge floor; Described bridge deck 5 are laid on two main push-towing ropes 1, guarantee the normal pass function of suspension bridge; The major function of described protective guard guarantees that terrestrial animal is passed through safety, discomfort during minimizing animal traffic and fear, described protective guard comprises and is arranged at column 6, protection cable 7 and protective screening 8, described column 6 is arranged at two sides, river 14, and described protection cable 7 and protective screening 8 are connected with two main push-towing ropes 1 respectively.In this technical scheme, described suspension bridge has certain flexibility, and can bear wind and to carry and animal activity affects generation and rocks additonal pressure, its single span is across footpath generally no more than 150m, and bridge deck width can meet the normal pass of reservoir two sides land_atmosphere coupling model.This technical scheme only considers that reservoir two sides land_atmosphere coupling model passes through, in conjunction with its class of loading and rigidity requirement, reasonable structure, economical and practical, and construction is simple.
Land_atmosphere coupling model structure of passing through in described two sides also comprises guidance system, and wherein guidance system comprises and is arranged on suspension bridge and the plant 9 of entrance area, food 10 and animal wastes 11.This technical scheme is on suspension bridge and entrance area is designed by artificial entity space, build land_atmosphere coupling model habitat, create the land_atmosphere coupling model playground with ecological significance, described guidance system mainly through building land_atmosphere coupling model habitat to guide and to attract it effectively to utilize this current structure on feeder connection and suspension cable bridge floor.In reality is implemented, plant 9 adopts shrub.
Described floor system both sides are also provided with liana 12 and branch 13.Branch 13 can adopt rattan to replace.
Described main push-towing rope 1 is the important flexible supporting member of suspension bridge, external load is resisted by axial tension, the light weights such as the steel strand that high tensile steel wire should be adopted to form, wire rope or steel wire bunch, the material that intensity is high, the material of main push-towing rope material therefor, specification, intensity need meet corresponding current designed output requirement.
Described braced structures 2 is important supporting members of suspension bridge, main push-towing rope 1 is by being arranged on the cable saddle at braced structures 2 top, the vertical force component that the mobile load (animal load) of suspension bridge and dead load (comprising main push-towing rope, bridge floor and other Accessory Members) produce is delivered to infrastructure and basement rock, braced structures 2 should adopt the structure that steel concrete equal strength is high, cost is low, and its physical dimension form, embeded depth of foundation, intensity, stability etc. need meet respective design requirement.
Described cable saddle is arranged on braced structures 2 top, mainly support and guide effect are played to main push-towing rope, its form mainly contains freely movable bearing formula and fixed bearing formula (also known as simple and easy cable saddle), the form of cable saddle should be determined in conjunction with the design load grade of suspension bridge, and the radius of cable saddle should be greater than 8 times of main push-towing rope diameter.
Described anchorage 3 is anchoring bodys of main push-towing rope, that the pull transfer in main push-towing rope 1 is to the component of foundation, usual employing gravity anchor or tunnel formula anchorage, the form of anchorage should be determined in conjunction with two sides geological conditions and design load grade, so that design load requirement can be met, expenditure of construction can be reduced again and be advisable.
The major function of described crossbeam 4 is to provide stable bridge floor, the common shaped steel of general employing is as crossbeam 4, the specification of selected materials, model, length should be determined in conjunction with designing requirement, the intensity of crossbeam, rigidity, corrosion resistance and lay spacing, should meet bridge floor steady demand be advisable with the connected mode etc. of main push-towing rope.
Described bridge deck 5 are direct bearing load effects, general employing intensity is high, the panel material of good endurance is laterally laid along bridge floor, material used and panel mat formation with the connected mode of main push-towing rope should to meet animal traffic time reach stable, safe, comfortable current effect and be advisable.
Described column 6 is arranged on two sides, river 14 to the basic component protecting cable 7 and protective screening 8 connection and supporting role, general employing reinforced concrete upright column, its cross dimensions, intensity, stability and arrangement should to guarantee that the actual functional capability of protective guard is advisable.The height of column determines the maximum height of protective guard, generally should not lower than 0.6m.
Described protection cable 7 is connected to two sides column 6 top, protective screening 8 is connected and supporting role, the light weights such as the steel strand that general employing high tensile steel wire forms, wire rope or steel wire bunch, the material that intensity is high, its specification, length can be determined in conjunction with the safeguard function intending reaching and spanning length.
Described protective screening 8 is connected on main push-towing rope 1, column 6 and protection cable 7, play the net structure of primary protection function, protective screening generally adopts common gauze wire cloth, its material, intensity, durability should meet permanent safeguard function requirement, and mesh specification and (company) mode of connecing of taking should to guarantee not by animal damage or to cause because mesh is excessive animal dis to occur in dangerous situation of falling.
Described guidance system comprises plant guiding, food guiding, animal wastes guiding and bridge floor decoration.Described plant guides and refers in feeder connection region, plant some plants 9 (shrub) one-tenth horn-like or plant passage as shown in Figure 1, take plant as border, and certain feeding ground shelter condition is in one's power provided, guide land_atmosphere coupling model to utilize this passage to realize reservoir two sides to pass through, the classification of institute's Plants should be determined in conjunction with the kind of main current animal and life habit, and plant space arrangement form should be incorporated into port area terrain generalization and consider; Described food guides and refers on feeder connection region and suspension cable bridge floor, by the mode adopting emitting shape to throw in food 10, land_atmosphere coupling model is attracted, and it is current to guide it to utilize this passage to realize reservoir two sides, the food adopted should be determined in conjunction with the feeding habits of main current animal, and the general food throwing in main current animal eating is advisable; Described animal wastes guide and refer on feeder connection region and suspension cable bridge floor, some animal wastes 11 are thrown in by adopting emitting shape, land_atmosphere coupling model is attracted to come with the smell of ight soil, and guide it to utilize this passage to realize reservoir two sides to pass through, animal wastes are determined according to the kind of main current animal; Described bridge floor decoration refer to adopt some naturally, without too many artificial material, liana 12 described in Fig. 1 and Fig. 2, branch 13 or fritter stone etc., by artificial spatial design, for animal builds a kind of current environment with natural style, sense of security during increase animal traffic and comfort, improve the utilization rate of passage, specifically use material and arrangement form and determine in conjunction with on-site actual situations.
The utility model is applicable to that former natural river width is narrower, the degree of depth is more shallow and two sides land_atmosphere coupling model exchanges region frequently, and the land_atmosphere coupling model that particularly there is protection rare, in imminent danger exchanges section frequently.
A kind of reservoir two sides described in the utility model land_atmosphere coupling model passes through the construction method of structure, and its concrete grammar step is as follows:
(1) addressing of suspension bridge: select two sides geologic condition good, and the place of two sides land_atmosphere coupling model frequent activity carries out building suspension bridge;
(2) suspension bridge main structure construction: according to suspension bridge overall length and the wide selection of bridge floor two steel strand, wire rope or steel wire bunch as main push-towing rope 1, suspension bridge two end supports structure 2 adopts C25 reinforced concrete cast-in-situ to form, portion is provided with simple and easy cable saddle on the support structure 2, two main push-towing ropes 1 are connected with the anchorage 3 in basement rock by braced structures 2 top cable saddle, form the agent structure of whole suspension bridge;
(3) floor system construction: select shaped steel as crossbeam 4, according to the length of bridge deck width and length determination crossbeam 4, quantity and arrangement pitch, be connected and fixed every root crossbeam 4 by U bolt and two main push-towing ropes 2, and lay bridge deck 5 at two main push-towing ropes 2;
(4) protective guard construction: first adopt C25 reinforced concrete cast-in-situ to form column 6 in two sides, basis is goed deep into the basement rock degree of depth and is not less than 2m, and above length is 0.6m to column 6 on ground; Then adopt steel strand, wire rope or steel wire bunch as protection cable 7, described protection cable 7 is fastened on column 6 top of two sides; Finally by the column 6 of gauze wire cloth 8 and main push-towing rope 1, two sides and protect cable 7 and be connected and fixed, form whole protective guard;
(5) guidance system construction: according to the life habit of two sides land_atmosphere coupling model, planting plants 9 and accommodating food 10 and animal wastes 11 on feeder connection and suspension cable bridge floor, and on bridge floor, laid one deck withe dead leaf, for animal provides a comfortable current environment with the sense of security;
(6) later stage monitoring and maintenance: after suspension bridge builds up, is understood the service condition of animal, with the degree of perfection of the inducible system that follows up in time, constantly improves the current function of passage by the watch-dog being arranged on suspension bridge two ends.Described watch-dog adopts high-definition camera.
Below to further illustrate construction method of the present utility model in conjunction with some hydropower station embodiment:
Some hydropower station dam site is positioned at Grand Canyon section, and river valley is deep, and left and right bank is precipitous, belong to the engineering such as medium-sized III, power station adopts hybrid exploitation, has a day adjusting function, and main structures comprises the compositions such as rolled concrete arch dam, flood releasing structure, diversion system, power plant building.According to interrelated data and field investigation, francois langur group frequent activity on the crag of both sides, Reservoir of Hydropower Station, its maximum group quantity has only reached more than 20, francois langur is good at swimming, often travel to and fro between this left bank, river course or right bank, but after reservoir filling, the situation that francois langur travels to and fro between two sides activity reduces gradually.
Francois langur belongs to I grade, country and saves the wild animals; list " World Conservation Union " (IUCN) endangered species Red List ver3.1 in 2012 in---(EN) in imminent danger; current whole world francois langur quantity, less than 3,000, belongs to serious endangered species.After retaining is built up in this power station, water level sharply rises, and river broadens, and adds the difficulty that francois langur comes and goes the activity of reservoir two sides undoubtedly.For reducing after reservoir filling the even impact that produces of life habit of the growth and breeding of francois langur, population structure, in Reservoir region, the section of former francois langur frequent activity is provided with 1 suspension bridge in this construction of hydropower stations unit, main current for francois langur, and take into account other land_atmosphere coupling model.Its concrete construction method step is as follows:
(1) addressing of suspension bridge: be arranged on and be about 7km place, francois langur frequent activity on the crag near it apart from dam, the plant that grown many francois langur eatings is blue or green incense wood, two sides geologic condition is good, is rock foundation, possesses the condition of building suspension bridge;
(2) suspension bridge main structure construction: suspension bridge overall length 122.50m, the wide 0.6m of bridge floor, adopt two Φ 36 galvanized steel wire ropes as main push-towing rope, suspension bridge two end supports structure adopts C25 reinforced concrete cast-in-situ to form, braced structures top is provided with simple and easy cable saddle, and crossing saddle radius is 300mm, and anchorage style adopts tunnel formula anchorage, two main push-towing ropes are connected with the anchorage in basement rock by braced structures top cable saddle, form the agent structure of whole suspension bridge;
(3) floor system construction: floor beam adopts No. 8 channel-section steels, and every root crossbeam length is 0.7m, and interval 3.5m arranges a crossbeam, amount to 35, overall length 24.5m, gross weight is about 200kg, and every root channel-section steel is connected and fixed by U bolt and two main push-towing ropes.Bridge deck adopt wood panel, and monolithic panel length is 0.7m, is directly fixed on 2 main push-towing ropes;
(4) protective guard construction: protective guard two sides column adopts C25 reinforced concrete cast-in-situ to form, basis is goed deep into the basement rock degree of depth and is not less than 2m, on ground, above length is 0.6m to column, adopt Φ 16 galvanized steel wire rope as protection cable, be fastened on the column top of two sides, adopt the plastic gauze wire cloth of PVC and main push-towing rope, two sides column and protect cable and be connected and fixed, form whole protective guard;
(5) guidance system construction: according to the kind climbing of francois langur, jump, like the life habits such as phytophagous young shoot, tender leaf, fruit, the existing francois langur food resource of the joint passage entrance area, on feeder connection and suspension cable bridge floor, adopt the form of closet, manually fix a point to throw in the food of some francois langur eatings in divergent shape, have collected the ight soil of some francois langurs simultaneously, be arranged in suspension cable bridge floor and feeder connection region in divergent shape.In order to build the current environment with natural style, in suspension bridge two sides, 4 strain Boston ivy have been planted at entrance column place, make it along protective guard climbing growth, have worked out some branches simultaneously on protective screening, bridge floor is laid one deck withe dead leaf, has provided a comfortable and current environment for safety;
(6) later stage monitoring and maintenance: after suspension bridge builds up; the service condition of animal is understood by the high-definition camera being arranged on suspension bridge two ends; comprise current type of animal, current frequency, transit time etc.; in conjunction with the ecological environmental protection object that monitored data and plan reach; analyze the deficiency existed and the place that need improve; regularly carry out the Maintenance and Repair of passage, the degree of perfection of follow-up inducible system, constantly improves the current function of passage in time simultaneously.
Claims (8)
1. a reservoir two sides land_atmosphere coupling model passes through structure, comprise suspension bridge agent structure, floor system and protective guard, it is characterized in that: described suspension bridge agent structure to be connected with the anchorage be arranged in massif basement rock (3) by the braced structures (2) at bridge two ends by two main push-towing ropes (1) and to form; Described floor system comprises crossbeam (4) and bridge deck (5), described crossbeam (4) connects two main push-towing ropes (1), described bridge deck (5) are laid on two main push-towing ropes (1), described protective guard comprises column (6), protection cable (7) and protective screening (8), described column (6) is arranged at river (14) two sides, and described protection cable (7) and protective screening (8) are connected with two main push-towing ropes (1) respectively.
2. a kind of reservoir two sides according to claim 1 land_atmosphere coupling model passes through structure, it is characterized in that: land_atmosphere coupling model structure of passing through in described two sides also comprises guidance system, wherein guidance system comprise be separately positioned on that plant on feeder connection region and suspension cable bridge floor guides, food guides, animal wastes guiding and bridge floor decoration.
3. a kind of reservoir two sides according to claim 1 land_atmosphere coupling model passes through structure, it is characterized in that: described floor system both sides are also provided with liana (12) and branch (13).
4. a kind of reservoir two sides according to claim 1 land_atmosphere coupling model passes through structure, it is characterized in that: described main push-towing rope (1) and protection cable (7) all adopt steel strand, wire rope or steel wire bunch.
5. a kind of reservoir two sides according to claim 1 land_atmosphere coupling model passes through structure, it is characterized in that: described braced structures (2) adopts reinforced concrete structure.
6. a kind of reservoir two sides according to claim 1 land_atmosphere coupling model passes through structure, it is characterized in that: described anchorage (3) adopts gravity anchor or tunnel formula anchorage.
7. a kind of reservoir two sides according to claim 1 land_atmosphere coupling model passes through structure, it is characterized in that: described column (6) is reinforced concrete upright column.
8. a kind of reservoir two sides according to claim 1 land_atmosphere coupling model passes through structure, it is characterized in that: described crossbeam (4) adopts section steel manufacture.
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105178169A (en) * | 2015-10-10 | 2015-12-23 | 中国电建集团贵阳勘测设计研究院有限公司 | Passage structure for terrestrial vertebrates on both sides of reservoir and construction method of passage structure |
| CN111074747A (en) * | 2019-12-16 | 2020-04-28 | 中国人民解放军63921部队 | Cable support bridge that erects fast |
| CN111074748A (en) * | 2019-12-16 | 2020-04-28 | 中国人民解放军63921部队 | Cross beam assembly for being connected with main cable |
-
2015
- 2015-10-10 CN CN201520780894.0U patent/CN205062645U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105178169A (en) * | 2015-10-10 | 2015-12-23 | 中国电建集团贵阳勘测设计研究院有限公司 | Passage structure for terrestrial vertebrates on both sides of reservoir and construction method of passage structure |
| CN111074747A (en) * | 2019-12-16 | 2020-04-28 | 中国人民解放军63921部队 | Cable support bridge that erects fast |
| CN111074748A (en) * | 2019-12-16 | 2020-04-28 | 中国人民解放军63921部队 | Cross beam assembly for being connected with main cable |
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