CN218667578U - Novel assembled highway side slope anchor structure with stress monitoring function - Google Patents
Novel assembled highway side slope anchor structure with stress monitoring function Download PDFInfo
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- CN218667578U CN218667578U CN202222440397.9U CN202222440397U CN218667578U CN 218667578 U CN218667578 U CN 218667578U CN 202222440397 U CN202222440397 U CN 202222440397U CN 218667578 U CN218667578 U CN 218667578U
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- 238000012544 monitoring process Methods 0.000 title claims abstract description 22
- 230000005540 biological transmission Effects 0.000 claims abstract description 27
- 238000007569 slipcasting Methods 0.000 claims abstract description 16
- 239000013307 optical fiber Substances 0.000 claims abstract description 6
- 238000004873 anchoring Methods 0.000 claims description 19
- 230000001681 protective effect Effects 0.000 claims description 17
- 229910000831 Steel Inorganic materials 0.000 claims description 11
- 239000010959 steel Substances 0.000 claims description 11
- 239000010432 diamond Substances 0.000 claims description 5
- 238000007789 sealing Methods 0.000 claims description 5
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- 239000000835 fiber Substances 0.000 abstract description 9
- 238000009434 installation Methods 0.000 abstract description 6
- 238000005728 strengthening Methods 0.000 abstract description 2
- 238000010276 construction Methods 0.000 description 7
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- 244000025254 Cannabis sativa Species 0.000 description 3
- 229910003460 diamond Inorganic materials 0.000 description 3
- 241000883990 Flabellum Species 0.000 description 2
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- 239000011374 ultra-high-performance concrete Substances 0.000 description 2
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- 235000011613 Pinus brutia Nutrition 0.000 description 1
- 241000018646 Pinus brutia Species 0.000 description 1
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- 239000000203 mixture Substances 0.000 description 1
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- Pit Excavations, Shoring, Fill Or Stabilisation Of Slopes (AREA)
- Piles And Underground Anchors (AREA)
Abstract
The utility model relates to a retaining wall technical field, concretely relates to novel assembled highway side slope anchor structure with stress monitoring function. The stock of anchor structure pours through the slip casting and is fixed in the stock hole on the slope surface of side slope, erect grating stress sensor in the stock hole, pass through optical fiber connection to anchor head with grating stress sensor, install the registration arm on the stock tip, be fixed with panel back bed course with the registration arm, laid the wire net on the panel back bed course, it is fixed with the stock to add prefabricated panel and pass through the turnbuckle sleeve on the wire net, seal anchor apron at prefabricated panel top installation and encapsulate anchor structure, establish wireless transmission equipment and be connected with the optic fibre top at anchor apron center. The anchor structure with traditional anchor rope and locking lever unifies to assembled anchor head, when strengthening the outer anchor head locking of anchor rope, stock, the maximize remains slope table vegetation and remains, improves side slope stability to can the inside stress variation of real-time supervision stock.
Description
Technical Field
The utility model relates to a retaining wall technical field, novel assembled highway side slope anchor structure with stress monitoring function.
Background
The anchoring technology is a commonly used reinforcing means on the highway side slope, the application of the anchoring system mainly comprises an anchor rod process and an anchor cable process, one end of the anchor rod is connected with an external bearing component, the other end of the anchor rod is anchored in a stable rock stratum or a soil layer, and the anchor rod transmits the tension to the stable rock stratum or the soil layer and mainly comprises a rod body, a grouting body, an anchor device, a sleeve and a connector. The force mechanism of the anchor rod is as follows: when the anchor rod body is acted by external force, the pulling force is firstly transmitted to the cement mortar body through the side frictional resistance between the rod body steel bar and the peripheral cement mortar body, and then the force is transmitted to the peripheral anchoring soil layer through the side frictional resistance between the cement mortar body and the peripheral soil body; when steel strands or high-strength steel wire bundles are used as the material of the rod body, the steel strands or the high-strength steel wire bundles are also called anchor cables.
The two protection processes are widely applied to highway and railway slope protection due to the advantages of small slope disturbance, high construction speed, simplicity and convenience in operation and the like, but phenomena of anchor rod failure, anchor head loosening, anchor head and steel strand bonding interface damage and the like occur in practical application, and anchoring engineering safety is threatened, so that a novel anchoring structure which is strong in durability, low in economic cost and capable of monitoring stress in real time is urgently needed.
SUMMERY OF THE UTILITY MODEL
For solving the problem that above-mentioned current anchor structure exists, the utility model provides a novel assembled highway side slope anchor structure with stress monitoring function, the anchor structure with traditional anchor rope and locking lever is unified to the assembled anchor head, when strengthening the locking of anchor head outside the stock, the retaining slope table vegetation of maximize remains, utilize grass planting root system effect to improve side slope stability, it establishes fiber grating sensor to add in anchor structure inside to the diseases such as stock inefficacy and anchor head pine takes off, the inside stress variation of real-time supervision stock, it is synchronous to the server through wireless transmission equipment, reach the effect of in time observing the early warning, reduce the emergence of landslide accident.
In order to achieve the above object, the utility model discloses a technical scheme specifically as follows:
the utility model provides a novel assembled highway side slope anchor structure with stress monitoring function, anchor rod 4 of anchor structure pours through grout body 15 and is fixed in the stock on the slope surface 8 downthehole, its characterized in that: erect grating stress sensor 11 in the anchor rod hole, be connected to the anchor head with grating stress sensor 11 through optic fibre 10, install registration arm 5 on the stock tip to registration arm 5 is fixed with panel back bed course 3, laid wire net 2 on panel back bed course 3, add on wire net 2 and add prefabricated panel 1 and fixed with stock 4 through turnbuckle sleeve 13, seal anchor apron 7 at 1 top installation of prefabricated panel and encapsulate anchor structure, establish wireless transmission equipment 9 and be connected with optic fibre 10 top at anchor apron center, prefabricated panel 1 adopts the cruciform structure.
The prefabricated panel 1 can adopt a regular diamond or square structure.
And a grouting pipe 6 is arranged on the panel back cushion layer 3, and grouting is performed into the panel back cushion layer 3 through the grouting pipe 6.
An annular positioning hoop 14 for connecting the prefabricated panel 1 and the protective shell 12 is arranged on the prefabricated panel 1.
The wireless transmission device 9 is internally embedded with an IC transmission device and a data conversion module, and can transmit the internal stress change of the anchor rod in two modes of a scanning device and a cloud server.
The top of the wireless transmission device 9 is provided with an annular positioning hoop 14 and a protective shell 12, and the top of the protective shell 12 is fixed with a miniature solar panel 17 and supplies power to the wireless transmission device through a photovoltaic direct current line 16.
The utility model has the advantages that: 1) The utility model discloses a prefabricated panel adopts the prefabrication of ultra high performance concrete to pour and forms, and its center department leaves the hole for fixed stock or anchor rope position, its gravity alleviates greatly than ordinary prefabricated construction, reaches the purpose of lightweight protection, and is convenient for transport and hoist and mount.
2) The utility model discloses have real-time stress monitoring function, establish exclusive IC label according to each stock, survey crew can use scanning equipment to read the label information and the stress data condition of every stock in the outside non-contact ground of protective housing, if stock stress is under the threshold value that has set for, scanning equipment can send early warning signal to all stock data can both pass to cloud ware in the synchronization of monitoring facilities transmission, make things convenient for the arrangement of data and preserve. The utility model discloses stress monitoring equipment simple structure, top have the protective housing protection, and are not fragile, and easy maintenance, only need lift off the protective housing change transmission equipment can, there is miniature solar panel at the protective housing top, maintain the transmission system power supply, it is lower to maintain administrative cost.
2) The utility model discloses a cross anchor structure furthest's pair slope surface vegetation has carried out the retention, only need set up the position of stock at needs and carry out domatic excavation, when improving side slope stability, slope body grass plants the root system and also can promote side slope soil stability, has realized green construction and environmental protection construction. When pouring the back bed course of the counter plate, carry out the cement slip casting through the slip casting pipe, reduced the destruction to peripheral vegetation, this kind of construction process that does not need on-the-spot mix has avoided the raise dust pollution more.
3) The utility model discloses assembled highway side slope anchor structure construction steps is high-efficient, and simple structure can select two kinds of reinforcement technology of stock and anchor rope according to protection engineering design concrete requirement, has cross, regular diamond and three kinds of structures of square to select from the aspect of the protective effect, but the range of application increases by a wide margin, and its prefabricated panel is prefabricated in advance and is pour in addition, can save a large amount of time limit for a project at the work progress, reduces engineering protection cost.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the structure of the present invention installed on a slope;
FIG. 3 is a schematic view of the monitoring structure of the present invention;
FIG. 4 is a flow chart of the monitoring system of the present invention;
FIG. 5 is a cross-shaped anchoring structure diagram of the present invention;
FIG. 6 is a schematic view of the regular diamond anchoring structure of the present invention;
FIG. 7 is a view of the square anchoring structure of the present invention;
FIG. 8 is a schematic view of the cushion layer of the panel of the present invention;
shown in the figure: prefabricated panel 1, wire net 2, panel back bed course 3, stock 4, registration arm 5, slip casting pipe 6, anchor cover 7, slope surface 8, wireless transmission equipment 9, optic fibre 10, grating stress transducer 11, protective housing 12, turnbuckle sleeve 13, annular location hoop 14, slip casting 15, photovoltaic straight streamline 16 and miniature solar panel 17.
Detailed Description
The technical solution of the present invention is further described by the following specific embodiments with reference to the accompanying drawings:
example 1
As shown in fig. 1-5, the utility model provides an assembled highway side slope anchor structure with stress monitoring function, its anchor structure's constitution includes: prefabricated panel 1, wire net 2, panel back bed course 3, stock 4, registration arm 5, slip casting pipe 6, anchor cover 7, wireless transmission equipment 9, optic fibre 10, grating stress sensor 11, protective housing 12, turnbuckle sleeve 13, annular location hoop 14, slip casting 15, photovoltaic straight streamline 16 and miniature solar panel 17.
The prefabricated panel 1 is manufactured in a cast-in-place mode in a factory according to drawing sizes, the prefabricated panel 1 is poured by adopting ultra-high performance concrete according to different slope protection requirements, and meanwhile the corresponding steel wire mesh 2 manufactured according to the size of the prefabricated panel 1 forms the upper half part of the whole anchoring structure.
And aiming at the back cushion layer 3 of the panel, selecting a felt as a filling material in the cushion layer, and sewing the outer side of the cushion layer by using geotextile to reserve the position of the grouting pipe 6.
The anchoring structure is installed as shown in fig. 2, after the anchor rod 4 is driven into the hole after the anchor rod hole is formed in the slope surface 8 of the side slope, the grating stress sensor 11 is fixed at the center of the anchor rod and is connected in series through the optical fiber 10, the optical cable with a certain length is reserved for subsequent connection of monitoring equipment, and meanwhile, the positioning pipe 5 is erected at the top of the anchor rod hole for ensuring the stability of the anchoring structure.
Panel back bed course 3 is when the on-the-spot installation for all slip casting pipes 6 should all be settled at the same direction of anchor structure upside, through the unified slip casting pipe slip casting that follows of cement truck, form the slip casting body in panel back bed course 3, can provide stronger shear strength after 3 inside felts of panel back bed course and cement mortar fuse, the effect mainly is guaranteed prefabricated panel 1 and 8 abundant laminating on the slope face of side slope, prefabricated panel 1 can not shift in advance before the anchor.
During site operation, lay wire net 2 between two parties on the panel back bed course 3 to erect prefabricated panel 1 after screw buckle sleeve 10 is fixed the bed course position. After the maintenance of the grouting body 15 is finished, an anchor sealing cover plate 7 is installed at the center of the anchor structure prefabricated panel 1, a wireless transmission device 9 is arranged in the middle of the center of the cover plate and connected with a grating stress sensor 11 through an optical fiber 10, the purpose of monitoring the stress of the anchor rod in real time is achieved, finally, an annular positioning hoop 14 is installed on the periphery of the grating stress sensor, a micro solar panel 17 is installed at the top of a protective shell 12, a hole is reserved in the center and penetrates a photovoltaic direct current line 16 to be connected to the wireless transmission device 9, and the protective shell 12 is screwed after the whole transmission system and power supply device are debugged.
The concrete construction steps comprise:
1. according to design drawing batch production prefabricated panel 1, wire net 2, panel back bed course 3 and registration arm 5, select different prefabricated panel types and supporting structural facilities according to the protection needs of difference, make things convenient for follow-up site operation to and prepare corresponding wireless transmission equipment 9, grating stress sensor 11 and optic fibre 10, and purchase photovoltaic straight flow line 16 and the miniature solar panel 17 of corresponding size.
2. According to the design drawing of slope protection along the horizontal direction evenly set up the anchor rod hole at the slope surface 8 of side slope at the interval, at the installation grating stress sensor 11 of stock inner wall, when needs install a plurality of stress sensor, it connects with optic fibre 11 each other, should pay attention to reserve sufficient optic fibre length so that be connected with wireless transmission equipment, put into stock 4 and carry out the slip casting in the anchor rod hole after all grating stress sensor installation are ready, every stock tip exposes side slope table 200-300mm, should pay attention to the distance between the adjacent anchor rod hole and should suit with the prefabricated panel size.
3. And installing a positioning pipe 5 at the top of the reserved anchor rod hole so as to be convenient for installation and fixing the position of the assembly type anchoring structure, installing a prefabricated panel back cushion layer 3 on the positioning pipe 5, and laying a steel wire mesh 2 on the cushion layer in the middle. The grouting pipes 6 of the back cushion layer are reserved to the same direction of the upper side of the structure, so that cement grouting is performed on the cushion layer subsequently.
4. The prefabricated panel 1 is added on the steel wire net, so that the upper position and the lower position of the cushion layer and the panel are consistent, and the position of a subsequent anchoring structure is prevented from generating deviation.
5. The application concrete truck carries out the cement slip casting through bed course lateral part slip casting pipe 6, and the change of the outside geotechnological cloth of bed course should be observed at any time at the slip casting in-process, guarantees that bed course lower part slurry should laminate with domatic topography completely.
6. And after the strength of the grouting body 9 reaches a design value, cutting the redundant part of the end head of the anchor rod, pouring anchor sealing concrete and preserving.
7. The wireless transmission device 9 is installed at the center of the anchor sealing cover plate, is connected with the optical fiber led out from the inside of the anchor rod and is connected with a power supply system, the stress disposal and early warning threshold value of the anchor rod is set, the IC transmission and data conversion module of the wireless transmission device is tested, and the annular positioning hoop 14 is installed on the upper portion of the debugging scanning device and the cloud server receiving and storing module after normal operation. The miniature solar panel 17 is installed on the top of the protective shell 12 in advance, a hole is reserved in the center, the photovoltaic direct current line 16 penetrates through the hole and is connected to the wireless transmission equipment 9, and the protective shell 12 is screwed down after the power supply of the test transmission equipment is normal.
Example two
As shown in fig. 4 and 5, the utility model provides a novel highway side slope assembled anchor structure with monitoring function compares in the cross anchor structure of an embodiment adoption, what this embodiment adopted is the prefabricated panel 1 of positive diamond structure or square, has set up four flabellums on the basis of original cross anchor additional, and protection that can bigger area is domatic to the side slope, is suitable for the loose highway side slope that does not have a lot of grass plants of the slope table soil body, and the flabellum that expands outward can provide better soil body stabilization effect.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (6)
1. The utility model provides a novel assembled highway side slope anchor structure with stress monitoring function, anchor structure's stock is pour through the slip casting and is fixed in the stock on the slope surface downthehole, its characterized in that: the grating stress sensor is erected in the anchor rod hole, the grating stress sensor is connected to the anchor head through optical fibers, the positioning pipe is installed on the end portion of the anchor rod, a panel back cushion layer is fixed on the positioning pipe, a steel wire mesh is laid on the panel back cushion layer, a prefabricated panel is added on the steel wire mesh in a covering mode and fixed with the anchor rod through a screw buckle sleeve, an anchor sealing cover plate is installed at the top of the prefabricated panel to package an anchoring structure, wireless transmission equipment is arranged at the center of the anchor sealing cover plate and connected with the top end of the optical fibers, and the prefabricated panel is of a cross structure.
2. The novel assembled type highway slope anchoring structure with stress monitoring function according to claim 1, wherein: the cross-shaped structure of the prefabricated panel can be replaced by a regular diamond or square structure.
3. The novel assembled type highway slope anchoring structure with stress monitoring function according to claim 1, wherein: and a grouting pipe is arranged on the back cushion layer of the panel, and grouting is performed in the back cushion layer of the panel through the grouting pipe.
4. The novel assembled type highway slope anchoring structure with stress monitoring function according to claim 1, wherein: the prefabricated panel is provided with an annular positioning hoop for connecting the prefabricated panel and the protective shell.
5. The novel assembled type highway slope anchoring structure with stress monitoring function according to claim 1, wherein: the wireless transmission device is internally embedded with an IC transmission device and a data conversion module, and changes of internal stress of the anchor rod are transmitted in two modes of a scanning device and a cloud server.
6. The novel assembled type highway slope anchoring structure with stress monitoring function according to claim 1, wherein: annular location hoop and protective housing are installed at wireless transmission equipment top, the fixed miniature solar panel in protective housing top and supply power for wireless transmission equipment through photovoltaic direct current line.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222440397.9U CN218667578U (en) | 2022-09-15 | 2022-09-15 | Novel assembled highway side slope anchor structure with stress monitoring function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222440397.9U CN218667578U (en) | 2022-09-15 | 2022-09-15 | Novel assembled highway side slope anchor structure with stress monitoring function |
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| Publication Number | Publication Date |
|---|---|
| CN218667578U true CN218667578U (en) | 2023-03-21 |
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| CN202222440397.9U Expired - Fee Related CN218667578U (en) | 2022-09-15 | 2022-09-15 | Novel assembled highway side slope anchor structure with stress monitoring function |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115467345A (en) * | 2022-09-15 | 2022-12-13 | 甘肃省交通规划勘察设计院股份有限公司 | Novel assembled highway side slope anchor structure with stress monitoring function |
-
2022
- 2022-09-15 CN CN202222440397.9U patent/CN218667578U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115467345A (en) * | 2022-09-15 | 2022-12-13 | 甘肃省交通规划勘察设计院股份有限公司 | Novel assembled highway side slope anchor structure with stress monitoring function |
| CN115467345B (en) * | 2022-09-15 | 2024-06-25 | 甘肃省交通规划勘察设计院股份有限公司 | Assembled highway side slope anchor structure with stress monitoring function |
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Granted publication date: 20230321 |