CN221168982U - Matched falling-stone-preventing bent for expressway construction - Google Patents
Matched falling-stone-preventing bent for expressway construction Download PDFInfo
- Publication number
- CN221168982U CN221168982U CN202322743576.4U CN202322743576U CN221168982U CN 221168982 U CN221168982 U CN 221168982U CN 202322743576 U CN202322743576 U CN 202322743576U CN 221168982 U CN221168982 U CN 221168982U
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- shaped steel
- falling
- section steel
- highway construction
- bent
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- 238000010276 construction Methods 0.000 title claims abstract description 26
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 67
- 239000010959 steel Substances 0.000 claims abstract description 67
- 239000004568 cement Substances 0.000 claims abstract description 36
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims abstract description 12
- 235000017491 Bambusa tulda Nutrition 0.000 claims abstract description 12
- 241001330002 Bambuseae Species 0.000 claims abstract description 12
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims abstract description 12
- 239000011425 bamboo Substances 0.000 claims abstract description 12
- 239000004575 stone Substances 0.000 claims abstract description 7
- 239000000463 material Substances 0.000 claims description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 3
- 238000009434 installation Methods 0.000 description 3
- 239000004576 sand Substances 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 230000004584 weight gain Effects 0.000 description 1
- 235000019786 weight gain Nutrition 0.000 description 1
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- Revetment (AREA)
Abstract
The utility model provides a supporting anti-falling stone bent frame of highway construction, including prefabricated cement mound group, prefabricated cement mound group is including two at least prefabricated cement mounds, all is provided with the shaped steel pole setting on prefabricated cement mound, evenly is provided with the shaped steel horizontal pole in the shaped steel pole setting, through shaped steel horizontal pole is fixed with bamboo springboard bent frame top, shaped steel pole setting top or the last cable rope that evenly is provided with of top shaped steel horizontal pole, cable rope other end fixed connection is in ground. The utility model has simple structure, can realize omnibearing protection and has high protection capability.
Description
Technical Field
The utility model belongs to the technical field of construction safety protection, and particularly relates to an anti-falling bent matched with expressway construction.
Background
Along with the high-speed development of infrastructure, the reconstruction and expansion construction of highways is increased, and the construction of cutting highways close to the highways is not provided with unified and effective protection facility products. At present, a sand bag wall or a bamboo raft frame and the like are mainly adopted for enclosing and blocking near the high-speed cut high slope construction, but the bamboo raft frame has insufficient protective capability, the sand bag occupies a large high-speed space range, weight gain hardening possibly occurs when rainfall occurs, and the dual guarantee requirements of smoothness and construction safety of the expressway are inconvenient.
In the prior art, patent document with the application number 202210216983.7 discloses a safety protection device and a system for expressway construction, comprising an identification unit, a protection device and a construction unit, wherein the identification unit is connected with the protection device, and the protection device acts on the construction unit. According to the scheme, the danger in the expressway is identified by the identification unit, then the expressway is directionally protected, the protection force is concentrated, and the more effective protection can be obtained, but the judgment of the identification unit cannot be completely accurate, the danger can be greatly hidden in the case of no omnibearing protection, and the danger in the mountain road section of the expressway can be only protected by the scheme, other dangerous sources on the road surface cannot be protected, and other protection equipment is possibly needed.
Disclosure of utility model
1. Technical problem to be solved
Aiming at the defects of the prior art, the utility model provides the anti-falling bent which has the advantages of simple structure, small occupied area, capability of realizing omnibearing protection and high protection capacity and is matched with expressway construction.
2. Specific technical scheme
The utility model provides a supporting anti-falling stone bent frame of highway construction, including prefabricated cement mound group, prefabricated cement mound group is including two at least prefabricated cement mounds, all is provided with the shaped steel pole setting on prefabricated cement mound, evenly is provided with the shaped steel horizontal pole in the shaped steel pole setting, through shaped steel horizontal pole is fixed with bamboo springboard bent frame top, shaped steel pole setting top or the last cable rope that evenly is provided with of top shaped steel horizontal pole, cable rope other end fixed connection is in ground.
As preferable: the cable rope is fixedly connected in the ground through a basket bolt with a ground anchor.
As preferable: the section steel cross bars and the section steel vertical rods are vertically staggered.
As preferable: the prefabricated cement piers of the prefabricated cement pier group are made of c20 cement concrete.
As preferable: the section steel vertical rods are I18I-shaped steel, the material is Q345, and the transverse distance between two adjacent section steel vertical rods is 3+/-1 m.
As preferable: the section steel cross bars are I14I-shaped steel, the material is Q235, and the vertical distance between two adjacent section steel cross bars is 0.53+/-0.1 m.
As preferable: the middle part of the upper surface of the precast cement pier set is provided with a reserved section steel inserting notch for installing a section steel vertical rod.
As preferable: and an anti-collision water horse is arranged on one side of the precast cement pier group, which is close to the high-speed driving direction.
The beneficial effects of the utility model are as follows: the prefabricated cement pier set is used for stably installing and supporting the steel upright posts, the steel cross bars, the bamboo springboard bent frames and the like to carry out protection, so that dangers such as falling rocks can be effectively prevented, the protection capability is high, the protection is comprehensive, the occupied area is smaller, and the cable wind ropes are arranged, so that the integral anti-overturning capability is further improved; the prefabricated cement pier group and the installation section steel vertical rod are detachably mounted, and the detachable mounting is convenient to transfer and use before and after construction.
Drawings
Fig. 1 is a schematic perspective view of the whole structure of the present utility model.
Fig. 2 is a schematic front view of the whole of the present utility model.
Fig. 3 is a schematic top view of the whole of the present utility model.
Fig. 4 is a schematic side view of the entire present utility model.
In the figure: prefabricating a cement pier set 1; a section steel upright rod 2; a section steel cross bar 3; a bamboo springboard bent 4; a guy rope 5.
Detailed Description
The preferred embodiments of the present utility model will be described in detail below with reference to the accompanying drawings so that the advantages and features of the present utility model can be more easily understood by those skilled in the art, thereby making clear and defining the scope of the present utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
In the description of the present utility model, it should be noted that the azimuth or positional relationship indicated by the terms "vertical", "lateral", "upper", "lower", etc. are based on the azimuth or positional relationship shown in the drawings, and are merely for convenience of description of the present utility model and for simplification of description, and do not indicate or imply that the apparatus or element in question must have a specific azimuth, be constructed and operated in a specific azimuth, and thus should not be construed as limiting the present utility model.
In the description of the present utility model, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, integrally connected, mechanically connected, electrically connected, directly connected, connected via an intermediary, or connected by communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.
As shown in fig. 1, 2, 3 and 4: the utility model provides a supporting anti-falling stone bent of highway construction, is provided with precast cement mound group 1, and precast cement mound group 1 is including five precast cement mounds, and the size of precast cement mound is long 1m, and wide 0.6m, high 0.6m, and precast cement mound is c20 cement concrete and makes.
All be provided with a shaped steel pole setting 2 on every precast cement mound, also can be a plurality of shaped steel pole setting 2, but the necessity is little under the sufficient condition of intensity, through being provided with the reservation shaped steel at precast cement mound upper surface middle part of precast cement mound group 1 and inserting the notch, installation shaped steel pole setting 2 inserts and reserves in the shaped steel inserting the notch and carry out demountable installation to be convenient for dismantle after the construction is accomplished and take away.
The steel cross bars 3 are uniformly arranged on the steel upright bars 2, the intersections of the steel cross bars are welded together, and all the steel cross bars 3 are vertically staggered with all the steel upright bars 2.
The section steel upright posts 2 are I18I-shaped steel, the material is Q345, the length of a single section steel upright post is 3.1m, and the transverse distance between two adjacent section steel upright posts 2 is 3+/-1 m.
The section steel cross bars 3 are I14I-shaped steel, the material is Q235, and the vertical distance between two adjacent section steel cross bars 3 is 0.53+/-0.1 m.
A bamboo springboard bent 4 is fixed on the steel cross rod 3, and the thickness of the bamboo springboard bent 4 is 20+/-5 mm to form a fence.
Evenly be provided with cable rope 5 on bamboo springboard bent 4 top, shaped steel pole setting 2 top or top shaped steel horizontal pole 3 all shaped steel poles 2 are vertical evenly to have seted up the round hole, and the bamboo springboard bent 4 of being convenient for and cable rope 5 are fixed, and cable rope 5 other end adopts drilling on the basis through the basket bolt fixed connection that has the earth anchor in ground, and the hole degree of depth is not less than 1400mm (A level guardrail stand buries deep standard) to carry out fixed connection with screw rod + double nut, in order to increase bent anti-overturning ability.
The other end of the guy rope 5 may also be fixedly connected to the ground by other means, such as by directly punching expansion screws or pegs, but the anti-capsizing effect is relatively poor.
The cable 5 is a 6×7 steel wire rope, i.e. the steel wire rope has 6 strands, each strand has 7 steel wires.
An anti-collision water horse is arranged on one side of the prefabricated cement pier group 1 in the high-speed driving direction, meanwhile, process protection is arranged at the position of each grade of slope platform, soil and stone isolation is carried out by adopting a passive protection net, and the cement pier group is prevented from falling to a high-speed driving area.
The main load of the falling-stone-preventing bent frame considers dead weight, wind load and falling-stone impact load, and load combination is carried out according to the permanent load and the variable load. Through calculation, the stress, deformation and the like of the upright rod, the cross rod and the cable rope of the falling-proof bent frame all meet the standard requirements.
The falling-stone-preventing bent frame can effectively prevent falling stones (or about 50kg objects) from falling from a cutting side slope under construction, the slope rate of the side slope is 1:0.75, the vertical distance between a falling point and the falling-stone-preventing bent frame is 10m, and a passive protection net is arranged at a platform position for protecting a higher side slope.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the spirit and scope of the utility model as defined by the appended claims.
Claims (8)
1. The utility model provides a supporting anti-falling stone bent of highway construction which characterized in that: including prefabricated cement mound group (1), prefabricated cement mound group (1) is including two at least prefabricated cement mounds, all is provided with shaped steel pole setting (2) on prefabricated cement mound, evenly is provided with shaped steel horizontal pole (3) on shaped steel pole setting (2), through shaped steel horizontal pole (3) are fixed with bamboo springboard bent frame (4) evenly be provided with cable rope (5) on bamboo springboard bent frame (4) top, shaped steel pole setting (2) top or top shaped steel horizontal pole (3), cable rope (5) other end fixed connection is in ground.
2. The highway construction kit falling rock-preventing bent according to claim 1, wherein: the cable rope (5) is fixedly connected in the ground through a turnbuckle with a ground anchor.
3. The highway construction kit falling rock-preventing bent according to claim 1, wherein: the section steel cross bars (3) and the section steel vertical rods (2) are vertically staggered.
4. The highway construction kit falling rock-preventing bent according to claim 1, wherein: the prefabricated cement piers of the prefabricated cement pier group (1) are made of c20 cement concrete.
5. The highway construction kit falling rock-preventing bent according to claim 1, wherein: the section steel vertical rods (2) are I18I-shaped steel, the material is Q345, and the transverse distance between two adjacent section steel vertical rods (2) is 3+/-1 m.
6. The highway construction kit falling rock-preventing bent according to claim 1, wherein: the section steel cross bars (3) are I14I-shaped steel, the material is Q235, and the vertical distance between two adjacent section steel cross bars (3) is 0.53+/-0.1 m.
7. The anti-falling bent for highway construction kit according to any one of claims 1 to 6, wherein: the middle part of the upper surface of the precast cement pier group (1) is provided with a reserved section steel inserting notch for installing a section steel vertical rod (2).
8. The highway construction kit falling rock-preventing bent according to claim 1, wherein: an anti-collision water horse is arranged on one side of the precast cement pier group (1) close to the high-speed driving direction.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202322743576.4U CN221168982U (en) | 2023-10-12 | 2023-10-12 | Matched falling-stone-preventing bent for expressway construction |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202322743576.4U CN221168982U (en) | 2023-10-12 | 2023-10-12 | Matched falling-stone-preventing bent for expressway construction |
Publications (1)
Publication Number | Publication Date |
---|---|
CN221168982U true CN221168982U (en) | 2024-06-18 |
Family
ID=91533787
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202322743576.4U Active CN221168982U (en) | 2023-10-12 | 2023-10-12 | Matched falling-stone-preventing bent for expressway construction |
Country Status (1)
Country | Link |
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CN (1) | CN221168982U (en) |
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2023
- 2023-10-12 CN CN202322743576.4U patent/CN221168982U/en active Active
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