CN209891214U - Assembled damping anchor rod frame beam - Google Patents
Assembled damping anchor rod frame beam Download PDFInfo
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- CN209891214U CN209891214U CN201822149990.1U CN201822149990U CN209891214U CN 209891214 U CN209891214 U CN 209891214U CN 201822149990 U CN201822149990 U CN 201822149990U CN 209891214 U CN209891214 U CN 209891214U
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Abstract
The assembled damping anchor rod frame beam effectively improves the convenience of construction of the side slope frame beam, improves the safety of the side slope in the construction period, meets the requirements of side slope reinforcement engineering in high altitude and difficult mountain areas, and improves the stability of the side slope under the earthquake working condition. The lower part of the frame beam is buried below the slope surface, an anti-seismic energy dissipation cushion layer is arranged between the bottom surface of the frame beam and the rock-soil layer, and the frame beam is formed by splicing reinforced concrete prefabricated cross-shaped lattice beam components and reinforced concrete prefabricated connecting beam components on site. The frame beam node is a reinforced concrete prefabricated cross-shaped lattice beam component, and is provided with a short cross beam and a short longitudinal beam which are crossed in a cross shape and fixedly connected into a whole, and a through anchor rod hole is formed in the crossed part. The reinforced concrete prefabricated connecting beam component is arranged between each adjacent short cross beam and each adjacent short longitudinal beam, the end head of the reinforced concrete prefabricated connecting beam component is lapped and assembled with the end head of the short cross beam to form a frame beam cross beam structure, the end head of the reinforced concrete prefabricated connecting beam component is lapped and assembled with the end head of the short longitudinal beam to form the frame beam cross beam structure, and the lap joint is provided with an anchor nail of which the lower end penetrates through the end head and is anchored into a slope surface rock-soil layer to a certain depth.
Description
Technical Field
The utility model relates to a railway engineering, highway engineering, in particular to pin-connected panel shock attenuation stock frame roof beam, the side slope protection engineering of railway, the highway in the hard mountain area of specially adapted high intensity seismic region, high and cold oxygen deficiency, manpower are deficient.
Background
The traditional anchor rod frame beam mostly adopts cast-in-place reinforced concrete, and can be poured once after excavation of each grade of side slope, so that the side slope instability in the construction process is easily caused in bedding, weathered and broken rock side slopes and soil layer side slopes; in a high-intensity earthquake area, under the action of an earthquake, the deformation of the side slope and the frame beam is inconsistent, so that the damage of the side slope and the anchor rod frame beam to instability is extremely large; in addition, the process of casting reinforced concrete in situ is complicated, the process comprises erecting a template, binding a reinforcement cage, casting concrete, tamping the concrete, maintaining and the like, a large amount of manpower is consumed, but in a high-altitude and hard-to-use mountain area, due to high cold and oxygen deficiency, the activity of human beings is greatly limited, and the labor input needs to be reduced as much as possible.
Therefore, an anchor rod frame beam with low cost, rapid construction, shock absorption and energy dissipation, safety and reliability needs to be provided to solve the difficult problem of building slope protection engineering in high-altitude hard mountainous areas.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that a pin-connected panel shock attenuation stock frame roof beam is provided to effectively improve the convenience of side slope frame roof beam construction, improve the construction period security of side slope, satisfy the needs of high altitude and hard mountain area side slope reinforcement engineering, can also improve the stability of earthquake operating mode side slope simultaneously.
The utility model provides a technical scheme that above-mentioned technique adopted as follows:
the utility model discloses a pin-connected panel shock attenuation stock frame roof beam has the frame roof beam crossbeam structure that sets up along domatic longitudinal separation and sets up frame roof beam longeron structure along domatic transverse separation, and frame roof beam crossbeam structure concreties as an organic wholely at the frame roof beam node of looks mistake with frame roof beam longeron structure, and frame roof beam node sets up the stock on it of outer end anchor, and the stock inner is connected characterized by with domatic stable ground layer anchor down: the lower part of the frame beam is embedded below the slope surface, an anti-seismic energy dissipation cushion layer is arranged between the bottom surface of the frame beam and a rock-soil layer, and the frame beam is formed by splicing reinforced concrete prefabricated cross-shaped lattice beam components and reinforced concrete prefabricated connecting beam components on site; the frame beam node is a reinforced concrete prefabricated cross-shaped lattice beam component, and is provided with a short cross beam and a short longitudinal beam which are crossed in a cross shape and are fixedly connected into a whole, and a through anchor rod hole is formed in the crossed part; the reinforced concrete prefabricated connecting beam component is arranged between each adjacent short cross beam and each adjacent short longitudinal beam, the end head of the reinforced concrete prefabricated connecting beam component is lapped and assembled with the end head of the short cross beam to form a frame beam cross beam structure, the end head of the reinforced concrete prefabricated connecting beam component is lapped and assembled with the end head of the short longitudinal beam to form the frame beam cross beam structure, and the lap joint is provided with an anchor nail of which the lower end penetrates through the end head and is anchored into a slope surface rock-soil layer to a certain depth.
The utility model has the advantages that the unit modularization is carried out on the traditional anchor rod frame beam structure, the assembled components are prefabricated in factories, the quality is controllable, the complex process of on-site cast-in-place is effectively reduced, and meanwhile, the unitized construction can lead the layered excavation and layered construction of the soft rock side slope or the soil side slope to be more timely, greatly improve the safety of the construction period of the side slope and effectively reduce the destructive effect of the earthquake on the side slope and the anchor rod frame beam; the structure has the advantages of easy construction, controllable quality and labor saving, is particularly suitable for slope engineering in high-intensity earthquake areas, high-altitude areas with high cold and oxygen deficiency, areas with deficient manpower resources and slope protection engineering of soil layers and soft rocks, has wide application prospect and has great popularization value.
Drawings
The specification includes the following five figures:
fig. 1 is a plan view of the assembled shock-absorbing anchor frame beam of the present invention;
FIG. 2 is a perspective view of a reinforced concrete prefabricated cross-shaped lattice beam member in the assembled shock-absorbing anchor rod frame beam of the present invention;
FIG. 3 is a perspective view of a prefabricated reinforced concrete connecting beam member in the assembled shock-absorbing anchor rod frame beam of the present invention;
fig. 4 is the utility model discloses the connected mode schematic diagram of prefabricated cross lattice beam component of reinforced concrete and the prefabricated tie-beam component of reinforced concrete in pin-connected panel shock attenuation stock frame roof beam.
Figure 5 is the utility model discloses the section view of antidetonation energy dissipation bed course in pin-connected panel shock attenuation stock frame roof beam.
The figures show the labels and the corresponding names: the prefabricated reinforced concrete cross-shaped lattice beam structure comprises a reinforced concrete prefabricated cross-shaped lattice beam component 10, a short cross beam 11, a short longitudinal beam 12, an anchor rod hole 13, a step-shaped tenon structure 14, a lower reserved connecting hole 15, a prefabricated reinforced concrete connecting beam component 20, a step-shaped tenon structure 21, an upper reserved connecting hole 22, an anchor 30, an anti-seismic energy dissipation cushion layer 40, a three-dimensional net-shaped structure body 41, an upper polypropylene needle-punched filament geotextile 42, a lower polypropylene needle-punched filament geotextile 43 and a slope P.
Detailed Description
The present invention will be further explained with reference to the drawings and examples.
Referring to fig. 1 and 4, the utility model discloses pin-connected panel shock attenuation stock frame roof beam has the frame roof beam structure that sets up along domatic longitudinal separation and sets up frame roof beam longeron structure along domatic transverse separation, and frame roof beam structure concreties as an organic wholely at the frame roof beam node of looks mistake with frame roof beam longeron structure, and frame roof beam node sets up the stock on it of outer end anchor, and the stock is inner to be connected with domatic stable ground layer anchor down. The lower part of the frame beam is buried below the slope surface P, an anti-seismic energy dissipation cushion layer 40 is arranged between the bottom surface of the frame beam and the rock-soil layer, and the frame beam is formed by splicing reinforced concrete prefabricated cross-shaped lattice beam components 10 and reinforced concrete prefabricated connecting beam components 20 on site. The frame beam node is a reinforced concrete prefabricated cross-shaped lattice beam component 10, and is provided with a short cross beam 11 and a short longitudinal beam 12 which are crossed in a cross shape and are fixedly connected into a whole, and a through anchor rod hole 13 is arranged at the crossed part. The prefabricated tie-beam component 20 of reinforced concrete sets up between each adjacent short crossbeam 11, short longeron 12, and the prefabricated tie-beam component 20 tip of reinforced concrete forms frame beam structure with 11 end overlap joint of short crossbeam are assembled, and the prefabricated tie-beam component 20 tip of reinforced concrete forms frame beam structure with 12 end overlap joint of short longeron, and the overlap joint sets up its lower extreme and passes the tip and anchor 30 of anchoring into the certain degree of depth of domatic ground layer down.
Referring to fig. 2, the end parts at both ends of the short cross beam 11 and the short longitudinal beam 12 are provided with a step-shaped tenon structure 14, and a through lower reserved connection hole 15 is arranged at the position of the step-shaped tenon structure 14. Referring to fig. 3, the end portions of both ends of the reinforced concrete prefabricated connecting beam member 20 have stepped tenon structures 21, and through upper reserved connecting holes 22 are formed at the stepped tenon structures 21. Referring to fig. 4, the stepped tenon structure 14 and the stepped mortise structure 21 are buckled to form a lap joint, and the shank of the anchor 30 passes through the corresponding upper reserved connecting hole 22 and the lower reserved connecting hole 15.
Referring to fig. 4, the lower parts of the reinforced concrete prefabricated cross-shaped lattice beam member 10 and the reinforced concrete prefabricated connecting beam member 20 are buried below the slope surface P to a certain depth, and an anti-seismic energy dissipation cushion layer 40 is arranged between the bottom surface and the rock-soil layer. Referring to fig. 5, the earthquake-resistant and energy-dissipating cushion layer 40 is formed by combining a three-dimensional mesh structure 41, an upper polypropylene needle-punched filament geotextile 42 and a lower polypropylene needle-punched filament geotextile 42, the upper polypropylene needle-punched filament geotextile 42 is covered and bonded on the upper surface of the three-dimensional mesh structure 41, and the lower polypropylene needle-punched filament geotextile 42 is covered and bonded on the bottom surface of the three-dimensional mesh structure 41. The three-dimensional net-like structure 41 is made of polypropylene (PP) or High Density Polyethylene (HDPE).
The above is only used for illustrating some principles of the assembled damping anchor rod frame beam, not to be combined with the present invention is limited to the specific structure and the application range shown, so all the corresponding modifications and equivalents that may be utilized all belong to the patent scope applied by the present invention.
Claims (4)
1. Pin-connected panel shock attenuation stock frame roof beam has the frame roof beam cross beam structure that sets up along domatic longitudinal separation and sets up frame roof beam longeron structure along domatic transverse separation, and frame roof beam cross beam structure concreties as an organic wholely at the frame roof beam node that intersects with frame roof beam longeron structure, and frame roof beam node sets up the stock on it of outer end anchor, and the stock is inner to be connected characterized by with domatic stable ground layer anchor down: the lower part of the frame beam is buried below a slope surface (P), an anti-seismic energy dissipation cushion layer (40) is arranged between the bottom surface of the frame beam and a rock-soil layer, and the frame beam is formed by splicing reinforced concrete prefabricated cross-shaped lattice beam components (10) and reinforced concrete prefabricated connecting beam components (20) on site; the frame beam node is a reinforced concrete prefabricated cross-shaped lattice beam component (10) which is provided with a short cross beam (11) and a short longitudinal beam (12) which are crossed in a cross shape and are fixedly connected into a whole, and a through anchor rod hole (13) is formed in the crossed part; the reinforced concrete prefabricated connecting beam component (20) is arranged between each adjacent short cross beam (11) and each short longitudinal beam (12), the end part of the reinforced concrete prefabricated connecting beam component (20) is lapped and assembled with the end part of the short cross beam (11) to form a frame beam cross beam structure, the end part of the reinforced concrete prefabricated connecting beam component (20) is lapped and assembled with the end part of the short longitudinal beam (12) to form a frame beam cross beam structure, and the lap joint part is provided with an anchor (30) with the lower end penetrating through the end part and anchored into a rock-soil layer under a slope surface (P) to a certain depth.
2. The assembled shock-absorbing anchor-frame beam of claim 1, wherein; the two end head parts of the short cross beam (11) and the short longitudinal beam (12) are provided with step-shaped tenon structures (14), and through lower reserved connecting holes (15) are arranged at the positions of the step-shaped tenon structures (14).
3. The assembled shock-absorbing anchor-frame beam of claim 2, wherein; the end heads of two ends of the reinforced concrete prefabricated connecting beam component (20) are provided with step-shaped tenon structures (21), and the positions of the step-shaped tenon structures (21) are provided with through upper reserved connecting holes (22); the step-shaped tenon structure (14) and the step-shaped mortise structure (21) are buckled to form lap joint, and the rod part of the anchor bolt (30) penetrates through the corresponding upper reserved connecting hole (22) and the lower reserved connecting hole (15).
4. The assembled shock-absorbing anchor-frame beam of claim 1, wherein; the anti-seismic energy dissipation cushion layer (40) is formed by compounding a three-dimensional net-shaped structure body (41), an upper polypropylene needle-punched filament geotextile (42) and a lower polypropylene needle-punched filament geotextile (43), wherein the upper polypropylene needle-punched filament geotextile (42) covers and is bonded on the upper surface of the three-dimensional net-shaped structure body (41), and the lower polypropylene needle-punched filament geotextile (43) covers and is bonded on the bottom surface of the three-dimensional net-shaped structure body (41).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822149990.1U CN209891214U (en) | 2018-12-20 | 2018-12-20 | Assembled damping anchor rod frame beam |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822149990.1U CN209891214U (en) | 2018-12-20 | 2018-12-20 | Assembled damping anchor rod frame beam |
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| CN209891214U true CN209891214U (en) | 2020-01-03 |
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| CN201822149990.1U Active CN209891214U (en) | 2018-12-20 | 2018-12-20 | Assembled damping anchor rod frame beam |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109487805A (en) * | 2018-12-20 | 2019-03-19 | 中铁二院工程集团有限责任公司 | Pin-connected panel damping Anchored frame beam |
| CN111945748A (en) * | 2020-06-29 | 2020-11-17 | 大连大学 | Green and environment-friendly prefabricated fast-assembling lattice beam and construction method |
| CN112411579A (en) * | 2020-09-11 | 2021-02-26 | 上海大学 | Assembly type anchor rod frame beam structure containing EPS elastic cushion layer and suitable for expansive soil slope |
| CN113718803A (en) * | 2021-09-14 | 2021-11-30 | 应急管理部国家自然灾害防治研究院 | A novel energy dissipation formula stake anchor structure for slope antidetonation is consolidated |
-
2018
- 2018-12-20 CN CN201822149990.1U patent/CN209891214U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109487805A (en) * | 2018-12-20 | 2019-03-19 | 中铁二院工程集团有限责任公司 | Pin-connected panel damping Anchored frame beam |
| CN111945748A (en) * | 2020-06-29 | 2020-11-17 | 大连大学 | Green and environment-friendly prefabricated fast-assembling lattice beam and construction method |
| CN112411579A (en) * | 2020-09-11 | 2021-02-26 | 上海大学 | Assembly type anchor rod frame beam structure containing EPS elastic cushion layer and suitable for expansive soil slope |
| CN112411579B (en) * | 2020-09-11 | 2022-06-10 | 上海大学 | Assembly type anchor rod frame beam structure containing EPS elastic cushion layer and suitable for expansive soil slope |
| CN113718803A (en) * | 2021-09-14 | 2021-11-30 | 应急管理部国家自然灾害防治研究院 | A novel energy dissipation formula stake anchor structure for slope antidetonation is consolidated |
| CN113718803B (en) * | 2021-09-14 | 2022-08-02 | 应急管理部国家自然灾害防治研究院 | Energy dissipation type pile anchor structure for seismic strengthening of side slope |
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