CN213390158U - Soil nailing wall supporting construction - Google Patents
Soil nailing wall supporting construction Download PDFInfo
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- CN213390158U CN213390158U CN202022143158.8U CN202022143158U CN213390158U CN 213390158 U CN213390158 U CN 213390158U CN 202022143158 U CN202022143158 U CN 202022143158U CN 213390158 U CN213390158 U CN 213390158U
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- soil nail
- supporting construction
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- wall supporting
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Abstract
The utility model relates to a soil nail wall supporting construction, including that the foundation ditch is domatic, bore and establish a plurality of drilling on the domatic foundation ditch, wear to establish the soil nail in the drilling and lay the reinforcing bar net on the domatic foundation ditch, the soil nail is provided with a plurality of supporting component along its length direction, the soil nail lies in the axis position of drilling under a plurality of supporting component's support. This application has the effect that improves soil nail resistance to plucking performance.
Description
Technical Field
The application relates to the field of foundation pit support, especially, relate to a soil nailing wall supporting construction.
Background
The soil nailing wall is an in-situ soil body reinforcement technology, and is a slope reinforcement type support construction method which is characterized in that a foundation pit slope is reinforced through soil nails made of reinforcing steel bars, a reinforcing mesh is laid on the surface of the slope, and then a layer of concrete surface layer and an earthwork slope are sprayed.
The common soil nailing wall types comprise a drilling grouting type, a direct driving type and a driving grouting type, and the soil nailing wall types have the advantages of low manufacturing cost, good effect, quick construction, small technical difficulty and the like, are widely applied, but are provided with soil nail supports in saturated cohesive soil and soft soil, and have higher resistance to pulling of soil nails in the soil.
Disclosure of Invention
In order to improve the resistance to plucking performance of soil nail, this application provides a soil nail wall supporting construction.
The application provides a pair of soil nailing wall supporting construction adopts following technical scheme:
the utility model provides a soil nail wall supporting construction, includes that the foundation ditch is domatic, bores a plurality of drilling of establishing on the domatic foundation ditch, wears to establish the soil nail in the drilling and lays the reinforcing bar net on the domatic foundation ditch, the soil nail is provided with a plurality of supporting component along its length direction, the soil nail lies in the axis position of drilling under a plurality of supporting component's support.
Through adopting above-mentioned technical scheme, the soil nail is worn to establish in the drilling, and supporting component supports the soil nail, makes the soil nail be located the axis position of drilling, then pours mud in drilling, and supporting component has not only acted as a middle part that supports the soil nail and be located drilling, compares in the lateral wall that the soil nail contradicts drilling, has improved the area of contact of soil nail and mud, and supporting component still plays the effect of a firm soil nail moreover, has increased the resistance to plucking performance of soil nail.
Optionally, the support assembly comprises a connecting rib connected with the soil nail in the middle and arc ribs connected with two ends of the connecting rib, the arc ribs are abutted to the inner wall of the drilled hole, and the arc ribs and the drilled hole are coaxially arranged.
Through adopting above-mentioned technical scheme, the supporting component is constituteed to arc muscle and splice bar, when the supporting component was fixed on the soil nail and need be inserted the soil nail into drilling in, the arc muscle was followed the soil nail and is entered into drilling together in, the arc muscle was contradicted on the inner wall of drilling this moment, promote the soil nail, the arc muscle is contradicted with the inner wall of drilling slides, the arc muscle is great with the conflict area of drilling inner wall, the arc muscle card is difficult to appear and is gone into the drilling inner wall, and then made things convenient for the staff to insert the soil nail into drilling.
Optionally, the middle part of splice bar is provided with the adapter sleeve that the slip cap established the soil nail, the adapter sleeve can be dismantled with the soil nail and be connected.
Through adopting above-mentioned technical scheme, the splice bar passes through the adapter sleeve and establishes with soil nail slip cap, when carrying soil nail, can dismantle supporting component, when needs insert the soil nail in the drilling, on fixed soil nail with the splice bar again, made things convenient for the staff to carry soil nail.
Optionally, the soil nail and the connecting sleeve are detachably connected through a bolt.
Through adopting above-mentioned technical scheme, the bolt passes soil nail and adapter sleeve and fixes the splice bar on soil nail, has not only made things convenient for the staff to install supporting component on soil nail, has guaranteed the stability of supporting component installation on soil nail moreover.
Optionally, the central angle of the arc rib is between 90 degrees and 180 degrees.
Through adopting above-mentioned technical scheme, not only improved the stability that supporting component supported soil nail, reserved the space for the slip casting in the drilling moreover, made things convenient for the staff to carry out the slip casting.
Optionally, the middle part of splice bar is provided with a plurality of strengthening rib of equalling divide arc muscle central angle to the arc muscle extension.
Through adopting above-mentioned technical scheme, be provided with a plurality of strengthening rib between splice bar and arc muscle, increased the joint strength between splice bar and the arc muscle.
Optionally, the soil nail is connected with the reinforcing mesh through the connecting part.
Through adopting above-mentioned technical scheme, the setting of connecting portion has made things convenient for the staff to fix soil nail and reinforcing bar net.
Optionally, a plurality of fixing ribs are horizontally and parallelly arranged on the reinforcing mesh, and the fixing ribs are fixedly connected with the reinforcing mesh and the connecting portion through binding wires respectively.
Through adopting above-mentioned technical scheme, set up fixed muscle, increased the connection stability of connecting portion with the reinforcing bar net.
In summary, the present application includes at least one of the following beneficial technical effects:
1. by arranging the supporting component, the supporting component is used as a supporting soil nail positioned in the middle of the drilled hole, and compared with the situation that the soil nail is abutted against the side wall of the drilled hole, the contact area of the soil nail and the slurry is increased, the supporting component also plays a role in stabilizing the soil nail, and the anti-pulling performance of the soil nail is improved;
2. the support assembly is detachably connected with the soil nail, so that workers can conveniently convey the soil nail;
3. through setting up connecting portion and fixed muscle, strengthened soil nail and reinforcing bar net's joint strength.
Drawings
Fig. 1 is a schematic overall structure diagram of an embodiment of the present application.
Fig. 2 is a sectional view showing a soil nail in the example of the present application.
Fig. 3 is an enlarged view of a portion a in fig. 1.
Fig. 4 is a schematic structural diagram of a support assembly embodied in an embodiment of the present application.
Description of reference numerals: 1. a slope surface of a foundation pit; 2. drilling; 3. soil nailing; 31. a connecting portion; 4. a reinforcing mesh; 5. a support assembly; 51. connecting ribs; 52. an arc-shaped rib; 53. connecting sleeves; 54. reinforcing ribs; 6. a bolt; 7. and fixing the ribs.
Detailed Description
The present application is described in further detail below with reference to figures 1-4.
The embodiment of the application discloses soil nailing wall supporting construction. Referring to fig. 1 and 2, supporting construction includes that the foundation ditch is domatic 1, drilling 2, soil nail 3, reinforcing bar net 4 and supporting component 5, drilling 2 is seted up on the domatic 1 of foundation ditch, and drilling 2 has evenly laid a plurality of, a plurality of drilling 2 is the range distribution, soil nail 3 wears to establish in drilling 2, reinforcing bar net 4 is laid on the domatic 1 of foundation ditch, supporting component 5 sets up a plurality of, a plurality of supporting component 5 is even intermittent type to be fixed on soil nail 3, when soil nail 3 wears to establish in drilling 2, supporting component 5 supports the axis department that soil nail 3 is located drilling 2.
As shown in fig. 3, one end of the soil nail 3 away from the inside of the borehole 2 is integrally bent to form a connecting portion 31, the connecting portion 31 and the mesh reinforcement 4 are fixedly connected through a wire binding, the connecting portion 31 is arranged downwards along the slope surface 1 of the foundation pit, two fixing bars 7 horizontally arranged are arranged on the mesh reinforcement 4, the fixing bars 7 and the mesh reinforcement 4 are fixedly connected through a wire binding, and the connecting portion 31 and the fixing bars 7 are fixedly connected through a wire binding.
As shown in fig. 2 and 4, the support assembly 5 includes a connection rib 51, an arc rib 52 and two reinforcing ribs 54, two ends of the connection rib 51 are respectively welded with two ends of the fixing rib 7, a central angle of the arc rib 52 is set to 180, the reinforcing ribs 54 are provided with two, one ends of the two reinforcing ribs 54 are fixed at the middle part of the connection rib 51, the other ends of the two reinforcing ribs 54 are respectively fixed at two ends trisecting the arc rib 52, a connection sleeve 53 is arranged at the middle part of the connection rib 51, the connection sleeve 53 is slidably sleeved with the soil nail 3, and the connection sleeve 53 is fixed on the soil nail 3 through a bolt 6.
The implementation principle of this application embodiment a soil nailing wall supporting construction does: when the foundation pit side slope needs to be supported, firstly, a plurality of drill holes 2 are dug in a row on the slope surface 1 of the foundation pit, then soil nails 3 and supporting components 5 are carried into the foundation pit, the supporting components 5 are respectively fixed on the soil nails 3, then the soil nails 3 are inserted into the foundation pit, then a reinforcing mesh 4 is laid on the slope surface 1 of the foundation pit, fixing ribs 7 are fixed on the reinforcing mesh 4 by binding wires, meanwhile, connecting parts 31 are fixed on the fixing ribs 7 by the binding wires, slurry is poured into the drill holes 2 until the slurry is filled in the drill holes 2, and finally, the slurry is sprayed on the slope surface 1 of the foundation pit.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (8)
1. The utility model provides a soil nail wall supporting construction, includes that the foundation ditch is domatic (1), bores a plurality of drilling (2) of establishing on the domatic (1) of foundation ditch, wears to establish soil nail (3) in drilling (2) and lays reinforcing bar net (4) on the domatic (1) of foundation ditch, its characterized in that: soil nail (3) are provided with a plurality of supporting component (5) along its length direction, soil nail (3) are located the axis position of drilling (2) under the support of a plurality of supporting component (5).
2. A soil nailing wall supporting construction according to claim 1, wherein: the support assembly (5) comprises a connecting rib (51) connected with the soil nail (3) in the middle and arc ribs (52) connected with two ends of the connecting rib (51), the arc ribs (52) are abutted to the inner wall of the drill hole (2), and the arc ribs (52) and the drill hole (2) are coaxially arranged.
3. A soil nailing wall supporting construction according to claim 2, wherein: the middle part of the connecting rib (51) is provided with a connecting sleeve (53) which is sleeved with the soil nail (3) in a sliding manner, and the connecting sleeve (53) is detachably connected with the soil nail (3).
4. A soil nailing wall supporting construction according to claim 3, wherein: the soil nail (3) is detachably connected with the connecting sleeve (53) through a bolt (6).
5. A soil nailing wall supporting construction according to claim 2, wherein: the central angle of the arc-shaped rib (52) is between 90 and 180 degrees.
6. A soil nailing wall supporting construction according to claim 2, wherein: the middle part of the connecting rib (51) extends towards the arc rib (52) and is provided with a plurality of reinforcing ribs (54) which are used for evenly dividing the central angles of the arc rib (52).
7. A soil nailing wall supporting construction according to claim 1, wherein: one end of the soil nail (3) departing from the drilling hole (2) is integrally bent and formed to be provided with a connecting part (31), and the soil nail (3) is connected with the reinforcing mesh (4) through the connecting part (31).
8. A soil nailing wall supporting construction according to claim 7, wherein: a plurality of fixing ribs (7) are horizontally and parallelly arranged on the reinforcing mesh (4), and the fixing ribs (7) are fixedly connected with the reinforcing mesh (4) and the connecting part (31) through binding wires respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022143158.8U CN213390158U (en) | 2020-09-26 | 2020-09-26 | Soil nailing wall supporting construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022143158.8U CN213390158U (en) | 2020-09-26 | 2020-09-26 | Soil nailing wall supporting construction |
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| Publication Number | Publication Date |
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| CN213390158U true CN213390158U (en) | 2021-06-08 |
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| CN202022143158.8U Active CN213390158U (en) | 2020-09-26 | 2020-09-26 | Soil nailing wall supporting construction |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113653073A (en) * | 2021-07-21 | 2021-11-16 | 瑞腾基础工程技术（北京）股份有限公司 | Soil nail resistance to plucking fastening structure |
| CN113718768A (en) * | 2021-09-02 | 2021-11-30 | 王冲 | Honeycomb soil nail soil body reinforcing accessory for improving slope stability |
| CN114319233A (en) * | 2021-12-30 | 2022-04-12 | 北京市市政一建设工程有限责任公司 | Soil nailing wall supporting structure for river-facing slope and slope stabilizing construction method |
-
2020
- 2020-09-26 CN CN202022143158.8U patent/CN213390158U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113653073A (en) * | 2021-07-21 | 2021-11-16 | 瑞腾基础工程技术（北京）股份有限公司 | Soil nail resistance to plucking fastening structure |
| CN113718768A (en) * | 2021-09-02 | 2021-11-30 | 王冲 | Honeycomb soil nail soil body reinforcing accessory for improving slope stability |
| CN114319233A (en) * | 2021-12-30 | 2022-04-12 | 北京市市政一建设工程有限责任公司 | Soil nailing wall supporting structure for river-facing slope and slope stabilizing construction method |
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