CN203334301U - Cave slope strengthening protection structure - Google Patents
Cave slope strengthening protection structure Download PDFInfo
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- CN203334301U CN203334301U CN2013204046240U CN201320404624U CN203334301U CN 203334301 U CN203334301 U CN 203334301U CN 2013204046240 U CN2013204046240 U CN 2013204046240U CN 201320404624 U CN201320404624 U CN 201320404624U CN 203334301 U CN203334301 U CN 203334301U
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- longeron
- slope
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- panel
- main muscle
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Abstract
The utility model discloses a cave slope strengthening protection structure which is arranged on a slope of one side of a side ditch of a railroad bed, face plates or longitudinal beams are arranged on the surface layer of the slope in a paving mode, root piles are arranged from the face plates or the longitudinal beams to the underground of the slope in a drilling mode, and the root piles penetrate through a karst cave and enter a complete bed rock. Base material vegetation landscaping protection is arranged on the surfaces of the face plates or the surfaces of the longitudinal beams. The root piles and the longitudinal beams or the face plates are combined to strengthen a cave slope, integrality is good, slope safety is guaranteed, the survival rate of net base material vegetation protection plants is high, environment protection is achieved, the construction method is simple and convenient, and quality is easy to control.
Description
Technical field
The utility model relates to the reinforcement protection structure, specifically refers to a kind of cavity such as railway, highway, water conservancy, solution cavity cut slope and both reinforcement protection structures of wired cave side slope of being applicable to.
Background technology
Mainly adopt the slabstone embedding to refill and fill out shaping, then adopt mortar rubble masonry pavement, skeleton bank protection etc. to be protected domatic for cavity, the exposed type cutting of solution cavity stable side slope in the reinforcing side slope technique of existing cave.Usually do not carry out the deep processing for cavity, the domatic substandard railway of solution cavity cover type cutting stable side slope, mostly only to domatic covering layer, adopt mortar rubble masonry pavement, skeleton bank protection, framework anchor pole etc. to be protected, indivedual local to domatic employing boring grouting reinforcing processing.
This type of side slope that existing reinforcing technique is processed, after long-term railway operation, is subject to rainwater leaching, weathering, and cavity, solution cavity are further grown, and domatic part easily subsides, slips and collapse, and affects domatic smooth-going, attractive in appearance reaching and stablizes, and then jeopardize domatic safety.
Summary of the invention
The purpose of this utility model is to provide a kind of cave slope reinforcement safeguard structure, the safety that can improve the cave cut slope.
For achieving the above object, the designed a kind of cave of the utility model slope reinforcement safeguard structure, it is arranged on the side slope of lateral sulcus one side of railway bed, upper berth, described side slope top layer is provided with panel or longeron, be provided with root pile from panel or longeron to the side slope underground drilling, described root pile drills solution cavity and enters complete basement rock, and described panel or longeron surface are provided with base material and plant living greening protection.
Further, described root pile enters complete basement rock and is not less than 2.0m, along the domatic spilled water hole that arranges downwards.
Again further, be provided with steel mesh reinforcement in described panel.
Again further, described longeron by outside interior, be followed successively by the outer longeron stirrup of arranging up and down of longeron concrete, longeron concrete and surrounding around vertical beam main tendon; Be provided with moat slope platform, its wide and thick=2 ~ 3m and 0.3m on described side slope surface between longeron.
Again further, described root pile comprises outer field concrete pile body and 3 inner main muscle from outside to inside,
Again further, described concrete pile body is built to panel, is provided with the stirrup of a plurality of fastening main muscle in described concrete pile body, and described main muscle stretches into the interior anchoring of panel until the connecting reinforcement net.
Again further, described concrete pile body is built the lower floor's longeron stirrup to longeron, is provided with the stirrup of a plurality of fastening main muscle in described concrete pile body, and described main muscle stretches into anchoring in longeron until connect lower floor's longeron stirrup.
Again further, the cross section triangularity that described main muscle is fastening by stirrup, described main muscle stretches into outward after panel or longeron, the angle [alpha] of described main muscle bending=65 °, the stake footpath of described root pile is 120 ~ 180mm, and stake is long is 10 ~ 15m, its spacing 1.0 ~ 2.0m, described root pile vertically downward or with vertically be 15 ° of angles, described main muscle is comprised of three Φ 20mm reinforcing bars.
Again further, described panel wide and thick=2 ~ 3m and 0.3m,
Again further, the vertical beam main tendon of longeron is wide is 0.4m, and thick is 0.3m, and the spacing of longeron is 2 ~ 3m.
The beneficial effects of the utility model:
(1) reinforcement depth is dark, and after reinforcing, the cave slope stability is good;
The randomness distributed on cut slope due to cavity, cave is high, existing exploration engineering is difficult to accurately ascertain the Cave distribution locus, after employing is carried out deep-layer reinforcing with the root pile of reinforcing cage to the cave cut slope, on root pile stake top, longeron or panel are set again, make whole cave side slope form an integral body, then plant life at the domatic base material that applies, the slope reinforcement rear stability greatly improves, domaticly in later stage operation subside, slip the disease probability collapsed and greatly reduce, improved the safety of cave cut slope.
(2) the construction plant requirement is little, and both in the reinforcing of wired cave cut slope, interference on the road was little.
The utility model implement in root pile boring, insert reinforcing cage, concrete perfusion is low to the working space requirement, the reinforcing bar side of domatic longeron or panel is pricked, concreting all utilizes small mechanical equipment or manually completes, domatic base material planting for ecologic protection adopts the artificial construction to complete, whole working procedure requires low to construction plant, especially be suitable for the slide slope disease regulation construction of existing railway cave.
(3) slope reinforcement safety, good integrity, system easy to control the quality.
The utility model passes through root pile, longeron or panel joint reinforcement cave side slope, good integrity, and side slope safety is guaranteed, and the linked network base material planting for ecologic protection plant survival rate of employing is high, environmental protection, job practices is easy, system easy to control the quality.
The accompanying drawing explanation
Fig. 1 is side slope surface top layer, cave of the present utility model while being soil layer, adopts the structural representation of root pile+panel construction pattern;
Fig. 2 is side slope surface top layer, cave of the present utility model while being rock stratum, adopts root pile+longitudinal beam structure type structure schematic diagram;
Fig. 3 is that in Fig. 1, root pile is connected detail structure chart with panel;
Fig. 4 is that in Fig. 2, root pile is connected detail structure chart with longeron;
The sectional view of the I-I that Fig. 5 is Fig. 3 and Fig. 4;
In figure, 1. railway bed, 2. lateral sulcus, 3. panel or longeron (31. steel mesh reinforcements, 32. longeron concrete, 33. longeron stirrups, 34. vertical beam main tendons), 4. root pile (41. concrete pile bodies, 42. main muscle, 43. stirrups), 5. solution cavity, 6. base material is planted and is given birth to greening protection, 7. moat slope platform, 8. spilled water hole.
The specific embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail, so that those skilled in the art understand.
As a kind of cave slope reinforcement safeguard structure as described in Fig. 1-4, it is arranged on the side slope of lateral sulcus 2 one sides of railway bed 1, upper berth, described side slope top layer is provided with panel or longeron 3, be provided with root pile 4 from panel or longeron 3 to the side slope underground drilling, described root pile 4 drills solution cavity 5 and enters complete basement rock, and described panel or longeron 3 surfaces are provided with base material and plant living greening protection 6.
Be provided with steel mesh reinforcement 31 in panel 3.Root pile 4 comprises outer field concrete pile body 41 and 3 inner main muscle 42 from outside to inside, concrete pile body 41 is built to panel 3, be provided with the stirrup 43 of a plurality of fastening main muscle 42 in described concrete pile body 41, described main muscle 42 stretches into the interior anchoring of panel 3 until connecting reinforcement net 31.Panel 3 wide and thick=2 ~ 3m and 0.3m,
Longeron 3 by outside interior, be followed successively by the outer longeron stirrup 33 of arranging up and down of longeron concrete 32, longeron concrete and surrounding around vertical beam main tendon 34; On described side slope surface, 3 of longerons are provided with moat slope platform 7, its wide and thick=2 ~ 3m and 0.3m.Concrete pile body 41 is built the lower floor's longeron stirrup 33 to longeron 3, is provided with the stirrup 43 of a plurality of fastening main muscle 42 in described concrete pile body 41, and described main muscle 42 stretches into the interior anchoring of longeron 3 until connect lower floor's longeron stirrup 33.The vertical beam main tendon 34 of longeron 3 is wide is 0.4m, and thick is 0.3m, and the spacing of longeron 3 is 2 ~ 3m.
The cross section triangularity that main muscle 42 is fastening by stirrup 43, described main muscle 42 stretches into panel or the rear outward of longeron 3, the angle [alpha] of described main muscle 42 bendings=65 °, the stake footpath of described root pile 4 is 120 ~ 180mm, stake is long is 10 ~ 15m, its spacing 1.0 ~ 2.0m, described root pile 4 vertically downward or with vertically be 15 ° of angles, described main muscle 42 is comprised of three Φ 20mm reinforcing bars.
As shown in Fig. 1,3,4, when side slope surface top layer, cave is soil layer, adopt root pile+panel construction pattern, adopt the base material planting for ecologic protection on panel; Root pile stake footpath Φ=150mm, stake should penetrate solution cavity during long chance solution cavity and enter complete basement rock and be not less than 2.0m, vertically downward with vertically be 15 ° of angles, root pile longitudinal pitch 1.5m, transverse horizontal spacing 2m, longitudinal pitch 1.5m on platform, horizontal spacing 1.2m, 3 main muscle are HRB335 level φ 20mm, adopt the perfusion of C30 pea gravel concreten.Wide 2～the 3m of panel, thick 0.3m, adopt the C35 armored concrete slab cast-in-place.
As shown in Figure 2, when side slope surface top layer, cave is rock stratum, adopt root pile+longitudinal beam structure pattern, adopt the base material planting for ecologic protection between longeron.If domatic, have cave exposed, need along the domatic spilled water hole 8 that arranges downwards, spilled water hole aperture 100mm, adopt the setting of PVC plastic drain-pipe.Root pile stake footpath Φ=150mm, stake should penetrate solution cavity during long chance solution cavity and enter complete basement rock and be not less than 2.0m, vertically downward or with vertically be 15 ° of angles, root pile longitudinal pitch 2.0m, 3 main muscle are HRB335 level φ 20mm, adopt the perfusion of C30 pea gravel concreten.Longeron adopts C30 steel concrete, and vertical beam main tendon 34 is wide is 0.4m, and thick is 0.3m, longitudinal pitch 2m, horizontal spacing 3m; Moat slope platform adopts C35 steel concrete panel, wide 2 ~ 3m, and thick 0.3m, domatic employing base material is planted and is given birth to the greening protection.
According to domatic empty developmental state, the vertical angle of the domatic root pile of capable of regulating, when empty developmental rate is low, the molten rate of line lower than 5% the time, is grown direction near when parallel, and root pile is 0 ° with vertical angle; In side slope, empty developmental rate is high, and the molten rate of line higher than 5% the time, is grown direction steeper, and during the tendency circuit, root pile adopts 15 ° with vertical angle and constructs in side slope.
Work progress:
(1) clear table, setting-out, according to the stake position of the definite root pile of design.
(2) working procedure: root pile boring → clear hole → placement reinforcing cage → concrete perfusion → longeron or slab reinforcement side bundle → pouring concrete → maintenance → base material are planted and are given birth to construction.
Although above-described embodiment has been made detailed description to the utility model; but it is only the utility model part embodiment; rather than whole embodiment; people can also obtain other embodiment according to the present embodiment under without creative prerequisite, and these embodiment belong to the utility model protection domain.
Claims (10)
1. cave slope reinforcement safeguard structure, it is arranged on the side slope of lateral sulcus (2) one sides of railway bed (1), it is characterized in that: upper berth, described side slope top layer is provided with panel or longeron (3), be provided with root pile (4) from panel or longeron (3) to the side slope underground drilling, described root pile (4) drills solution cavity (5) and enters complete basement rock, and described panel or longeron (3) surface is provided with base material and plants living greening protection (6).
2. cave according to claim 1 slope reinforcement safeguard structure, it is characterized in that: described root pile (4) enters complete basement rock and is not less than 2.0m, along the domatic spilled water hole (8) that arranges downwards.
3. cave according to claim 1 and 2 slope reinforcement safeguard structure, is characterized in that: be provided with steel mesh reinforcement (31) in described panel (3).
4. cave according to claim 1 and 2 slope reinforcement safeguard structure is characterized in that: described longeron (3) by outside interior, be followed successively by longeron concrete (32), the outer longeron stirrup (33) of arranging up and down of longeron concrete and surrounding around vertical beam main tendon (34); Be provided with moat slope platform (7), its wide and thick=2 ~ 3m and 0.3m on described side slope surface between longeron (3).
5. cave according to claim 3 slope reinforcement safeguard structure is characterized in that: described root pile (4) comprises outer field concrete pile body (41) and inner 3 main muscle (42) from outside to inside.
6. cave according to claim 5 slope reinforcement safeguard structure, it is characterized in that: described concrete pile body (41) is built to panel (3), be provided with the stirrup (43) of a plurality of fastening main muscle (42) in described concrete pile body (41), described main muscle (42) stretches into the interior anchoring of panel (3) until connecting reinforcement net (31).
7. cave according to claim 5 slope reinforcement safeguard structure, it is characterized in that: described concrete pile body (41) is built the lower floor's longeron stirrup (33) to longeron (3), be provided with the stirrup (43) of a plurality of fastening main muscle (42) in described concrete pile body (41), described main muscle (42) stretches into the interior anchoring of longeron (3) until connect lower floor's longeron stirrup (33).
8. according to the described cave of claim 6 or 7 slope reinforcement safeguard structure, it is characterized in that: the cross section triangularity that described main muscle (42) is fastening by stirrup (43), described main muscle (42) stretches into panel or the rear outward of longeron (3), the angle [alpha] of described main muscle (42) bending=65 °, the stake footpath of described root pile (4) is 120 ~ 180mm, stake is long is 10 ~ 15m, its spacing 1.0 ~ 2.0m, described root pile (4) vertically downward or with vertically be 15 ° of angles, described main muscle (42) is comprised of three Φ 20mm reinforcing bars.
9. cave according to claim 3 slope reinforcement safeguard structure is characterized in that: described panel (3) wide and thick=2 ~ 3m and 0.3m.
10. cave according to claim 4 slope reinforcement safeguard structure is characterized in that: described vertical beam main tendon (34) is wide is 0.4m, and thick is 0.3m, and the spacing of longeron (3) is 2 ~ 3m.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013204046240U CN203334301U (en) | 2013-07-08 | 2013-07-08 | Cave slope strengthening protection structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013204046240U CN203334301U (en) | 2013-07-08 | 2013-07-08 | Cave slope strengthening protection structure |
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| CN203334301U true CN203334301U (en) | 2013-12-11 |
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| CN2013204046240U Expired - Lifetime CN203334301U (en) | 2013-07-08 | 2013-07-08 | Cave slope strengthening protection structure |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107740399A (en) * | 2017-11-16 | 2018-02-27 | 中铁第四勘察设计院集团有限公司 | A kind of structure and its construction method for handling both wired karst slope type water damages |
| CN107992673A (en) * | 2017-11-28 | 2018-05-04 | 中铁上海设计院集团有限公司 | A kind of depth of exploration for karst region bridge pile foundation determines method |
| CN111119929A (en) * | 2019-12-29 | 2020-05-08 | 中铁二院工程集团有限责任公司 | Lattice type rockfall prevention structure of large-scale ultrahigh karst cavity tunnel and construction method |
| CN112095636A (en) * | 2020-09-15 | 2020-12-18 | 中铁六局集团有限公司 | Tunnel cave mouth side slope protection architecture that rises |
-
2013
- 2013-07-08 CN CN2013204046240U patent/CN203334301U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107740399A (en) * | 2017-11-16 | 2018-02-27 | 中铁第四勘察设计院集团有限公司 | A kind of structure and its construction method for handling both wired karst slope type water damages |
| CN107992673A (en) * | 2017-11-28 | 2018-05-04 | 中铁上海设计院集团有限公司 | A kind of depth of exploration for karst region bridge pile foundation determines method |
| CN107992673B (en) * | 2017-11-28 | 2021-03-30 | 中铁上海设计院集团有限公司 | Exploration depth determination method for karst area bridge pile foundation |
| CN111119929A (en) * | 2019-12-29 | 2020-05-08 | 中铁二院工程集团有限责任公司 | Lattice type rockfall prevention structure of large-scale ultrahigh karst cavity tunnel and construction method |
| CN112095636A (en) * | 2020-09-15 | 2020-12-18 | 中铁六局集团有限公司 | Tunnel cave mouth side slope protection architecture that rises |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20131211 |