CN104947662B - A kind of soil-nail wall support system based on the recyclable technique of assembled - Google Patents
A kind of soil-nail wall support system based on the recyclable technique of assembled Download PDFInfo
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- CN104947662B CN104947662B CN201510279640.5A CN201510279640A CN104947662B CN 104947662 B CN104947662 B CN 104947662B CN 201510279640 A CN201510279640 A CN 201510279640A CN 104947662 B CN104947662 B CN 104947662B
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- panel
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- keel
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Abstract
The present invention relates to a kind of soil-nail wall support system based on the recyclable technique of assembled in field of civil engineering, including multiple soil nailings, multiple nodes, multiple keel and multiple panels, multiple nodes are laid on domatic with a horizontal linear, the distance of multiple node separation settings, node is covered on domatic layer by layer, one end of the soil nailing is inserted into domatic through the hole of the node, connected in same layer between two adjacent nodes by described keel, the multiple panel is fixed between adjacent two layers.Support system structural stability in the present invention is high, and all supporting construction components can be carried out batch production processing, composable to be constructed；The recyclable of support material and recycling are realized, can so save resource；Construction cost is saved, support material is not left in underground in addition.
Description
Technical field
The present invention relates to a kind of soil-nail wall support system based on the recyclable technique of assembled.
Background technology
Soil-nail wall support is a kind of conventional support technology in foundation ditch, slope project, common by the soil body, surface layer between soil nailing, nail
Force structure is formed, traditional method is linked network spray plane after soil nailing of first constructing.Soil nailing way is put into reinforcing bar after being generally pore-forming at present,
Then slip casting, the soil nailing body of rod typically use reinforcing bar, and also a kind of way is exactly directly to be driven into steel pipe as soil nailing.Surface layer way mesh
It is preceding substantially in domatic assembling reinforcement net, then gunite concrete.This have the consequence that material can not return after foundation ditch backfill
Receive, be directly embedded to underground, not only cause waste of material, and geological environment is polluted, meanwhile, soil nailing of having constructed may be into
For the obstacle of the newly-built underground engineering construction in periphery, follow-up underground space development is influenceed.
The content of the invention
The purpose of the present invention is exactly to solve the above problems, there is provided a kind of stability is high, utilization rate is high based on assembling
The soil-nail wall support system of the recyclable technique of formula.
To achieve these goals, the present invention adopts the following technical scheme that：
A kind of soil-nail wall support system based on the recyclable technique of assembled, including multiple soil nailings, multiple nodes, Duo Gelong
Bone and multiple panels, multiple nodes are laid on domatic with a horizontal linear, the distance of multiple node separation settings, node one
One layer of ground of layer is covered on domatic, and one end of the soil nailing is inserted into domatic through the hole of the node, adjacent in same layer
Two nodes between connected by described keel, the multiple panel is fixed between adjacent two layers.
Further, soil nailing is recyclable non-slip casting soil nailing.
Further, panel uses precast concrete facade panel.
Further, the edge of a wing of node is in cross.
Further, keel use T-steel.
Further, by the node installation when on domatic, the termination of the soil nailing passes through special anchor head and the section
Point is fixed.
Further, single-layer bidirectional bar-mat reinforcement is matched somebody with somebody in the panel, bar-mat reinforcement end is welded with sheet metal, the end of panel
Portion covers iron sheet, for preventing panel end from being destroyed in installation and unloading process, panel end prepared screw-bolt hole.
Further, using sealing between the two neighboring panel, in the junction of the panel and the keel
Glue seals, to possess water-proof function.
Further, the shape of soil-nail wall support system is in the shape that polylith panel is fixed between a plurality of parallel straight line
Shape.
Compared with prior art, the invention has the advantages that：
1) all supporting construction components can be carried out batch production processing, composable to be constructed；
2) the recyclable of support material and recycling are realized, can so save resource, saves construction cost, supporting material
Material is not left in underground, will not cause to hinder to later stage underground development；
3) by laying node, soil nailing, keel and panel, safeguard structure is simple, mutually close connection between all parts,
Whole soil-nail wall support system stability is high.
Brief description of the drawings
Fig. 1 is assembled recoverable soil nail wall method for protecting support structural representation of the present invention.
Fig. 2 is recyclable non-slip casting soil nailing used in the present invention.
Fig. 3 (a) is soil nailing termination nodal plane figure.
Fig. 3 (b) is soil nailing termination node side cut away view.
Fig. 4 is that node is connected way with soil nailing and in domatic position.
Fig. 5 (a) is the junction way facade of T-steel and T-steel.
Fig. 5 (b) is the sectional view of the junction way vertical direction of T-steel and T-steel.
Fig. 6 is T-steel and panel connection diagram.
Fig. 7 is precast concrete facade panel termination way.
Fig. 8 is precast concrete facade panel way.
Wherein：1. soil nailing termination node, 2. keel, 3. panels, 4. special anchor heads, 5. soil nailings, 6. nodes, 7. bolts, 8.
First steel plate, 9. second steel plates, 10. two-way concrete slab nets, 11. sheet metals, 12. bolts hole, 13. iron sheets.
Embodiment
The invention will be further described with embodiment below in conjunction with the accompanying drawings.
A kind of soil-nail wall support system based on the recyclable technique of assembled, including it is multiple soil nailings 5, multiple nodes 6, multiple
Keel 2 and multiple panels 3, multiple nodes 6 are laid on domatic with a horizontal linear, the distance of multiple node separation settings,
Node is covered on domatic layer by layer, the node on upper strata point-blank, the straight line and upper strata that the node of lower floor is formed
The straight line parallel that node is formed, meanwhile, from longitudinal direction, multiple nodes on vertical straight line, wear by one end of the soil nailing 5
The hole for crossing the node 6 is inserted into domatic, and the other end of soil nailing 5 is stayed in outside node 6, commonly referred to as soil nailing termination node 1, together
Connected in one layer between two adjacent nodes 6 by described keel 2, the multiple panel 3 be fixed on adjacent two layers it
Between；In same layer, the intermediate node of two nodes is connected with keel, it is contemplated that setting length and the length of keel, keel and keel
Connection, keel are connected with node；During fixed panel, panel is connected with node, and panel is connected with keel.
Further, soil nailing 5 is recyclable non-slip casting soil nailing.
Further, panel 3 uses precast concrete facade panel.
Further, the edge of a wing of node 6 is in cross.
Further, keel 2 use T-steel.
Further, when the node 6 being arranged on into domatic upper, the termination of the soil nailing 5 by special anchor head 4 with it is described
Node is fixed.
Further, single-layer bidirectional bar-mat reinforcement is matched somebody with somebody in the panel 3, bar-mat reinforcement end is welded with sheet metal 11, panel 3
End covering iron sheet 13, for preventing the end of panel 3 from being destroyed in installation and unloading process, panel end reserves bolt
Hole 12.
Further, fluid sealant is used between two neighboring panel 3, in the junction of the panel 3 and the keel 2
Sealing, to possess water-proof function.
Further, the shape of soil-nail wall support system is in the shape that polylith panel is fixed between a plurality of parallel straight line
Shape.
Fig. 1 show assembled recoverable soil nail wall supporting construction scheme of installation, and erection sequence is soil nailing 5 of first constructing,
Installation node 6 after the completion of soil nailing 5 is constructed, soil nailing and node are assembled to form soil nailing termination node 1, are then transversely mounted keel 2,
Keel 2 save with soil nailing termination, 1 connection, last installation panel 3.Continue to excavate next layer after the completion of this layer of supporting, then installation branch
Protection structure component, until foundation pit construction is completed.
Fig. 2 is new recoverable soil nail, and this recoverable soil nail is spin soil nailing, straight using mechanical drilling tool without punching
Connect in the spin soil nailing strength precession soil body, circulated when foundation ditch backfills using rig opposite direction, soil nailing 5 is extracted, realizes soil nailing 5
Recycling.The soil nailing 5 of selection dimension is required according to design tension, anti-pulling capacity before construction, and the scene of carrying out
Pull-out test, determine that soil nailing 5 meets design requirement.Node 6 shown in the termination of soil nailing 5 and Fig. 3 connects, and node 6 shown in Fig. 3 uses
Steel plate is welded, and the edge of a wing of node is in cross, as the size of panel 3 is consistent with the vertical spacing of soil nailing, then the horizontal edge of a wing and T
Shaped steel is directly connected to, and as size does not match, connects longitudinal T-steel on longitudinal edge of a wing, lateral keel is according to panel size
Adjusting position, then it is connected with longitudinal T-steel.
For node in domatic position as shown in figure 4, the edge of a wing is with domatic flat, special anchor head 4 is installed with stationary nodes in the termination of soil nailing 5
6, the termination of soil nailing 5 construct when should be ensured that do not stretch out it is domatic, to prevent being affected during installation panel 3.
The method used shown in Fig. 5 is connected between T-steel keel, 2 be T-steel keel, T-steel and the first steel in Fig. 5
Plate 8, the second steel plate 9 drill in advance, are connected using bolt 7 with panel 3.The connection of T-steel and node 6 is also referring to Fig. 5 ways.
T-steel keel are connected way with prefabricated panel 3 and carried out according to Fig. 6, and steel plate 8 drills in advance, and the T-steel edge of a wing is adopted in advance
With tapping machine tapping, silk hole gauge lattice need to be consistent with hexagon socket head cap screw, precast concrete facade panel end prepared screw-bolt hole, with convenient
The connection of panel 3 and keel 2.Panel uses precast concrete facade panel, as shown in Figure 7,8, interior to match somebody with somebody single-layer bidirectional bar-mat reinforcement 10, steel
Muscle net end is welded with sheet metal 11, panel end covering iron sheet 13, prevents the end of panel 3 from occurring in installation and unloading process
Destroy, the end prepared screw-bolt hole 12 of panel 3.
Sealant sealing is used in the junction of panel and panel, panel and keel after the completion of work installed above, is played
The effect of waterproof, to prevent that it is domatic that rainwater from flowing into, the soil body is impacted.
After soil-nail wall support function terminates, panel 3, keel 2, node 6, soil nailing 5 are successively removed successively, so can be with
Realize recycling.
Described above is only the preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art
For member, under the premise without departing from the principles of the invention, some improvements and modifications can also be made, these improvements and modifications also should
It is considered as protection scope of the present invention.
Claims (4)
1. a kind of soil-nail wall support system based on the recyclable technique of assembled, it is characterised in that including multiple soil nailings, Duo Gejie
Point, multiple keel and multiple panels, multiple nodes are laid on domatic with a horizontal linear, the setting of multiple node separations away from
From node is covered on domatic layer by layer, and one end of the soil nailing is inserted into domatic through the hole of the node, same
Connected in layer between two adjacent nodes by described keel, the multiple panel is fixed between adjacent two layers, institute
The edge of a wing of node is stated in cross；Panel is connected with node, and panel is connected with keel；
The shape of the soil-nail wall support system is in the shape that polylith panel is fixed between a plurality of parallel straight line；
The soil nailing is recyclable non-slip casting soil nailing；
Match somebody with somebody single-layer bidirectional bar-mat reinforcement in the panel, bar-mat reinforcement end is welded with sheet metal, the end covering iron sheet of panel, is used
In preventing panel end from being destroyed in installation and unloading process, panel end prepared screw-bolt hole；
Sealant sealing is used between the two neighboring panel, in the junction of the panel and the keel, to possess
Water-proof function, soil nailing surface are provided with screw thread.
2. a kind of soil-nail wall support system based on the recyclable technique of assembled as claimed in claim 1, it is characterised in that described
Panel uses precast concrete facade panel.
3. a kind of soil-nail wall support system based on the recyclable technique of assembled as claimed in claim 1, it is characterised in that described
Keel use T-steel.
4. a kind of soil-nail wall support system based on the recyclable technique of assembled as claimed in claim 1, it is characterised in that by institute
Node installation is stated when on domatic, the termination of the soil nailing is fixed by special anchor head and the node.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510279640.5A CN104947662B (en) | 2015-05-27 | 2015-05-27 | A kind of soil-nail wall support system based on the recyclable technique of assembled |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510279640.5A CN104947662B (en) | 2015-05-27 | 2015-05-27 | A kind of soil-nail wall support system based on the recyclable technique of assembled |
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| Publication Number | Publication Date |
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| CN104947662A CN104947662A (en) | 2015-09-30 |
| CN104947662B true CN104947662B (en) | 2017-12-05 |
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| CN201510279640.5A Expired - Fee Related CN104947662B (en) | 2015-05-27 | 2015-05-27 | A kind of soil-nail wall support system based on the recyclable technique of assembled |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105672325B (en) * | 2016-01-22 | 2017-12-05 | 山东大学 | Recyclable assembled Foundation Supported with Composite Soil Nailing system based on anchor cable and soil nailing |
| CN107304566B (en) * | 2016-04-19 | 2019-05-31 | 郑州大学 | A kind of detachable soil nailing wall board structure |
| CN107524149B (en) * | 2017-07-31 | 2020-02-11 | 北方工业大学 | Assembled soil nailing wall and construction and dismantling method thereof |
| CN110265800A (en) * | 2019-05-21 | 2019-09-20 | 中国建筑第八工程局有限公司 | Based on the earthing or grounding means and its construction method under the conditions of plate brad supporting |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102051881A (en) * | 2010-11-02 | 2011-05-11 | 孙涛 | Flexible surface layer soil nailing wall support system and construction method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| KR100665020B1 (en) * | 2003-04-15 | 2007-01-04 | 최영근 | Underground excavation method of which use recycling plastic pre-fabrication panel and lasting wall type reinforced panel |
| CN2763353Y (en) * | 2005-01-12 | 2006-03-08 | 张建山 | Repeatedly usable expansion type soil nailed wall |
| CN101608450A (en) * | 2008-06-16 | 2009-12-23 | 张继红 | A kind of callable combined soil nailing wall base pit enclosure method |
| CN103912000B (en) * | 2014-05-08 | 2017-05-10 | 中勘冶金勘察设计研究院有限责任公司 | Construction method for reusable composite-material soil nailing wall supporting face plate |
| CN203891018U (en) * | 2014-06-16 | 2014-10-22 | 谢时雳 | Self-drilling type drainage anchoring soil nail |
| CN204676533U (en) * | 2015-05-27 | 2015-09-30 | 山东大学 | A kind of soil-nail wall support system based on the recyclable technique of assembling |
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Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102051881A (en) * | 2010-11-02 | 2011-05-11 | 孙涛 | Flexible surface layer soil nailing wall support system and construction method thereof |
Non-Patent Citations (1)
| Title |
|---|
| 土钉与预应力锚索复合支护技术的应用;刘雷等;《铁道建筑》;19980920(第09期);全文 * |
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