CN209211298U - Grid steel construction keeps off stone walling - Google Patents
Grid steel construction keeps off stone walling Download PDFInfo
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- CN209211298U CN209211298U CN201821779107.0U CN201821779107U CN209211298U CN 209211298 U CN209211298 U CN 209211298U CN 201821779107 U CN201821779107 U CN 201821779107U CN 209211298 U CN209211298 U CN 209211298U
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Abstract
The utility model provides a kind of grid steel construction gear stone walling herein, and earth anchor is interspersed among reinforced concrete base, and the upper end is fixed with the fashioned iron grid welding for steel structure in buried foundation.Pile foundation, pile foundation diaphragm wall composite foundation or pile foundation comb shape wall composite foundation can be used in the reinforced concrete base；The earth anchor can be used slip casing by pressure anchor pole, self-feeding anchor pile or other can effective anchor, be mainly used for being anchored pile foundation and pile foundation diaphragm wall composite foundation；The fashioned iron grid steel construction has fashioned iron column, fashioned iron crossbeam, intercept net, fashioned iron battered leg；Fashioned iron crossbeam and fashioned iron column using welding or are bolted into cell structure, and intercept net is locked in the slope surface of meeting of cell structure, and fashioned iron battered leg requires to add according to gear stone walling height of interception；Grid steel construction described in the utility model keeps off stone walling, has to slope collapes, Rolling Stone, blasting flyrock etc. and intercepts barrier effect, can reduce or eliminate the security threat of building in impacted range.
Description
Technical field
The utility model belongs to a kind of security protection dress for stopping slungshot, Rolling Stone to hit in construction safety protection technical field
Set, for during the High-slope Excavation Construction to house, road etc. by the protection of protection building, be specifically a kind of grid steel
Structure keeps off stone walling, has to slope collapes, Rolling Stone, blasting flyrock etc. and intercepts barrier effect, can reduce or eliminate impacted
The security threat of building in range.
Background technique
When the High-slope Excavation Construction is met in mountain road construction or geological disaster punishment etc., since explosion or mechanical excavation are disturbed
Situations such as reasons such as dynamic be easy to cause slope collapes, rock to tumble along hillside to slope foot, in rock blasting or during tumble
It is easy to produce disintegrating slag and forms slungshot, these will likely need to protect to buildings or structures, road, the river etc. below construction area
Object damage, and threaten construction area nearby and periphery life and property safety of people.
Therefore, before these locations carry out side slope construction, often slope is excavated and carried out in time using control explosion, kerve
The schemes such as face protection reduce the odds such as slope collapes, Rolling Stone, slungshot, in addition to this, should also set below region excavating
Set interception facility.
Mainly there are shotcrete concrete, frame anchor, soft protecting net etc. to the active safeguard procedures of high slope at present, these protection
Structure is mainly used for the permanent protection of slope surface after work.Passive-type safeguard procedures mainly block stone cistern, gear stone walling, passive protection net
Deng, but the setting for blocking stone cistern is often limited by orographic condition and cannot be laid；Gear stone walling is usually used in permanently protecting, for interim
Property protection when it is at high cost, removed after being also not easy to work；Passive protection net can be used for permanent and provisional protection, but it intercepts energy
Power is on the weak side, cannot resist the Rolling Stone of the biggish eboulement of impact energy or larger block.
Utility model content
The purpose of the utility model is to overcome the deficiencies in the prior art, provide herein a kind of grid steel construction gear stone walling and
Its construction method, suitable for the interception during side slope construction to generated slope collapes, Rolling Stone, slungshot etc. is excavated.
The utility model is realized in this way constructing a kind of grid steel construction gear stone walling, it is characterised in that: grid steel construction
Gear stone walling is made of reinforced concrete base, earth anchor, fashioned iron grid steel construction three parts；Earth anchor is interspersed among reinforced concrete base,
Upper end is fixed with the fashioned iron grid welding for steel structure in buried foundation.
Stone walling is kept off according to grid steel construction described in the utility model, it is characterised in that: the reinforced concrete base uses pile foundation
Plinth, pile foundation diaphragm wall composite foundation or pile foundation comb shape wall composite foundation；
1) pile foundation:, can be basic using reinforced concrete pile when on the ground of exposed bedrock, setting grid steel construction keeps off stone walling,
Pile foundation is not less than 3.0m in the buried depth of basement rock；
2) pile foundation diaphragm wall composite foundation: stone walling is kept off in ground setting grid steel construction of the overburden cover no more than 3.0m
When, reinforced concrete pile foundation diaphragm wall composite foundation can be used, pile foundation is not preferably less than 3.0m in the buried depth of basement rock；
3) pile foundation combed wall composite foundation: stone walling is kept off in the ground setting grid steel construction that overburden cover is more than 3.0m
When, reinforced concrete pile foundation comb shape wall composite foundation can be used, pile foundation is not less than 8.0m by insertion basement rock 3.0m depth or total stake are long
Control；There are combed wall (11) above pile foundation, there are sleeper beam (12) below the nose of comb portion of combed wall；
Concrete not preferably less than C30 strength grade in the reinforced concrete base；Preferably less than fashioned iron column (2) are not maximum for Pile Diameter
1.8 times of sectional dimension, and four limbs stirrup (3) is set along column circumferential direction to disperse stress；When using composite foundation, diaphragm wall and comb
Shape wall height is not preferably less than 1.2m, and buried depth is not preferably less than the 2/3 of height, and the thickness of wall body between stake is not preferably less than
The steel bar continuous of 1.0m, wall and stake is arranged；
The comb part length of comb shape wall is not less than 2.0m, and width is not less than 1.0m, divides into away from the comb teeth end position 0.20m
The wide each 30cm in comb teeth two sides out of one of length, sectional dimension are b × h=60 × 50cm reinforced concrete sleeper beam as the wall base, enhance base
Plinth non-deformability.
Stone walling is kept off according to grid steel construction described in the utility model, it is characterised in that: slip casing by pressure can be used in the earth anchor
Anchor pole, self-feeding anchor pile or other can effective anchor, be mainly used for anchoring stable pile foundation and pile foundation diaphragm wall composite base
Plinth；
When using slip casing by pressure anchor pole as earth anchor, strength of cement grout not preferably less than M30 grade, dowel φ 25mm or more
The hot rolled ribbed bars of specification make, and form the reinforcing bar radical of anchor pole (4) according to stress and need to select 1~2, when 1 dowel
Occupying center arrangement in anchor hole, its centroid occupies anchor hole center when 2 dowels, gear stone walling arrangement is parallel to using "-" type section,
The buried length of anchor pole is not less than 7.0m, and socket length is not less than 5.0m, and anchor pole rises out column lower end not less than 0.5m；Anchor pole uses
Drilling machine pore-forming, anchor hole aperture are not preferably less than 4 times of dowel diameters.
Stone walling is kept off according to grid steel construction described in the utility model, it is characterised in that: the fashioned iron grid steel construction has
Fashioned iron column (2), fashioned iron crossbeam (6), intercept net (7)；Fashioned iron crossbeam (6) and fashioned iron column (2) using welding or are bolted
At cell structure；Fashioned iron column (2) spacing preferably controls between 2.5m~5.0m, and fashioned iron column (2) is embedding in concrete
Depth should be not less than 3.0m；Fashioned iron crossbeam (6) spacing preferably controls between 0.5m~1.0m；Intercept net (7) is by wire rope net
(7A) and steel wire (7B) composition, wire rope net (7A) are affixed on cell structure and meet slope surface and with φ 12mm Steel wire rope lock due in length and breadth
Beam junction, steel wire (7B) are affixed on wire rope net (7A) and meet slope surface and bind positioning with iron wire.
Stone walling is kept off according to grid steel construction described in the utility model, it is characterised in that: fashioned iron grid steel construction further includes having
Fashioned iron battered leg (5), fashioned iron battered leg (5) upper end are connect with fashioned iron column (2), and lower end is supported in ground concrete shallow foundation (8)；The type
Steel battered leg (5) can be selected I-steel, H profile steel or round steel, steel pipe etc. and be used as fashioned iron battered leg, using the appropriate to the occasion control of I-steel in 20#-
Between 28#, it is not less than 150mm × 150mm using HW fashioned iron is appropriate to the occasion, is not less than 200mm × 150mm using HM fashioned iron is appropriate to the occasion, adopts
It is not preferably less than 80mm with diameter when round steel, 200 × 6.0mm is not preferably less than using diameter when steel pipe.
Stone walling is kept off according to grid steel construction described in the utility model, it is characterised in that:
The fashioned iron column (2) selects I-steel or H profile steel as fashioned iron column, using not preferably less than 50c when I-steel,
Using when HM fashioned iron not be preferably less than 450mm × 300mm, using when HW fashioned iron not be preferably less than 400mm × 300mm；
The fashioned iron crossbeam (6) selects I-steel or channel steel to be used as fashioned iron crossbeam, using I-steel it is appropriate to the occasion control 16#~
Between 18#, using the appropriate to the occasion control of channel steel in 18#~20#, crossbeam spacing is preferably controlled between 0.5m~1.0m；
The intercept net (7) by diameter not less than 8mm wire rope net and diameter not less than 2.2mm steel wire it is compound and
At, wherein wire rope net mesh size preferably controls between 120mm~150mm, and steel wire mesh is preferably 50mm × 50mm.
A kind of grid steel construction gear stone walling construction method, it is characterised in that: be carried out as follows；
A, is manually excavated or rotary drilling rig pore-forming, tremie method or tumbling barrel are perfused；The wall of composite foundation is formed in grooving
After foundation pit, with pile foundation installation reinforcing bar in same altitude range and disposable formwork and one-piece casting concrete；
B, anchor pole construction before steel reinforcement cage installation after the completion of pile foundation is excavated, will after mortar reaches 80% design strength grade
Anchor pole exposure section and fashioned iron Ying Po side chamfering are welded, and weld length is not less than 10 times of bar diameters；
C, fashioned iron column are installed before foundation concrete construction and are welded with anchor pole integral after the completion of anchor bolt construction；
D, crossbeam and column are using welding or are bolted into cell structure；
E, wire rope net are affixed on cell structure and meet slope surface and with φ 12mm Steel wire rope lock due to beam junction in length and breadth, steel wire
Wire rope net is affixed on to meet slope surface and bind positioning with iron wire.
The utility model have the advantages that utility model device implement after have following good result: be set to hillside or
The grid steel construction of high slope slope foot keeps off stone walling, in the impact force for resisting the objects such as avalanche rock mass, Rolling Stone, slungshot and unilateral thrust
When, stronger ability of elastic-plastic deformation abatement impact energy is had by oneself by grid steel construction and resists object pressure, grid steel knot
Structure takes root in reinforced concrete base and transmits load to it, comprehensive by drags such as antiskid, antidumping and the resistance to pluckings of basis and earth anchor
Load is resisted in effect.Hang on the flexible hold-up interception net being compounded to form by wire rope net, steel wire on grid steel construction can
Density is intercepted to increasing, strength absorbs and disperses the impact energy of the objects such as transmitting avalanche rock mass, Rolling Stone, slungshot to grid steel construction
Amount.The device takes full advantage of the energy-absorbing of flexible hold-up interception net, energy dissipating, dissipates energy function, utilizes the high-strength interception of grid steel construction
One kind can be collectively formed using the antiskid, antidumping and breakout capacity of reinforced concrete base and earth anchor with elastic-plastic deformation energy dissipating
The powerful globality safety device of comprehensive resistivity, advantageously reduces avalanche rock, Rolling Stone, slungshot etc. and is protected to periphery
Shock and the injury probability for protecting object, reduce security risk, to reduce construction safety risk.In addition, the steel construction in the device
The most steel in part can be convenient recycling and be utilized again, and economic benefit is more obvious.
Detailed description of the invention
Fig. 1 is this patent pile foundation plinth+plain edition grid steel construction elevation；
Fig. 2 is the side schematic view of Fig. 1；
Fig. 3 is enlarged diagram at the A of Fig. 2；
Fig. 4 is I-I sectional view in Fig. 1；
Fig. 5 is II-II sectional view in Fig. 1；
Fig. 6 is wire rope net in this patent+steel wire schematic diagram；
Fig. 7 is pile foundation diaphragm wall composite base structure elevation；
Fig. 8 is the side schematic view of Fig. 7；
Fig. 9 is I-I cross-section diagram in Fig. 7；
Figure 10 is II-II cross-section diagram in Fig. 7；
Figure 11 is pile foundation comb shape wall composite base structure elevation；
Figure 12 is the side schematic view of Figure 11；
Figure 13 is I-I sectional view in Figure 11；
Figure 14 is reinforced grid steel construction side view；
Figure 15-Figure 16 is the floor map of Figure 14 Shaped Steel battered leg application；
Figure 17 is pile foundation steel bar cage and is arranged circumferentially the elevational schematic view of four limbs stirrup along column；
Figure 18 is pile foundation steel bar cage and is arranged circumferentially the floor map of four limbs stirrup along column；
Figure 19 is pile foundation ring-shaped stirrup schematic diagram；
Figure 20-21 is four limbs stirrup schematic diagram；
Figure 22 is this patent construction process schematic diagram.
Wherein: pile foundation 1, fashioned iron column 2, four limbs stirrup 3, anchor pole 4, fashioned iron battered leg 5, fashioned iron crossbeam 6, intercept net 7, steel
Cord net 7A, steel wire 7B, shallow foundation 8, dowel 9, diaphragm wall 10, comb shape wall 11, sleeper beam 12, main reinforcement 13, ring-shaped stirrup 14.
Specific embodiment
The utility model is described in detail below in conjunction with attached drawing 1- Figure 22, to the skill in the utility model embodiment
Art scheme is clearly and completely described, it is clear that and the described embodiments are only a part of the embodiments of the utility model, and
The embodiment being not all of.Based on the embodiments of the present invention, those of ordinary skill in the art are not making creativeness
Every other embodiment obtained, fall within the protection scope of the utility model under the premise of labour.
The utility model provides a kind of hillside fields grid steel construction herein and keeps off stone walling and its construction method by improving, and is suitable for
Interception during side slope construction to generated slope collapes, Rolling Stone, slungshot etc. is excavated.
Implement as follows:
(1) reinforced concrete base, it is multiple using pile foundation, pile foundation diaphragm wall composite foundation and pile foundation comb shape wall according to foundation condition
Close basis；
1) pile foundation:, can be basic using reinforced concrete pile when on the ground of exposed bedrock, setting grid steel construction keeps off stone walling,
Pile foundation is not less than 3.0m in the buried depth of basement rock.
2) pile foundation diaphragm wall composite foundation: stone walling is kept off in ground setting grid steel construction of the overburden cover no more than 3.0m
When, reinforced concrete pile foundation diaphragm wall composite foundation can be used, pile foundation is not preferably less than 3.0m in the buried depth of basement rock.
3) pile foundation combed wall composite foundation: stone walling is kept off in the ground setting grid steel construction that overburden cover is more than 3.0m
When, reinforced concrete pile foundation comb shape wall composite foundation can be used, pile foundation is not less than 8.0m by insertion basement rock 3.0m depth or total stake are long
Control.
Basis should use reinforced concrete structure, concrete not preferably less than C30 strength grade.Pile Diameter is not preferably less than fashioned iron column most
1.8 times of big sectional dimension, and four limbs stirrup is set along column circumferential direction to disperse stress.When using composite foundation, diaphragm wall and comb
Shape wall height is not preferably less than 1.2m, and buried depth is not preferably less than the 2/3 of height, and the thickness of wall body between stake is not preferably less than
The steel bar continuous of 1.0m, wall and stake is arranged.The comb part length of comb shape wall is not less than 2.0m, and width is not less than 1.0m, away from comb
The position tooth ends 0.20m divides into the wide each 30cm in comb teeth two sides out of one of length, sectional dimension is b × h=60 × 50cm reinforced concrete
Sleeper beam enhances basic non-deformability as the wall base.
(2) earth anchor: earth anchor can be used slip casing by pressure anchor pole, self-feeding anchor pile or other can effective anchor, it is main to use
In pile foundation and pile foundation diaphragm wall composite foundation.When using slip casing by pressure anchor pole as earth anchor, strength of cement grout not preferably less than M30
Grade, the hot rolled ribbed bars production of the dowel above specification of φ 25mm, the reinforcing bar radical for forming anchor pole need to select according to stress
With 1~2, when 1 dowel, occupies center arrangement in anchor hole, its centroid occupies anchor hole center when 2 dowels, using "-" type section
It is parallel to gear stone walling arrangement, the buried length of anchor pole is not less than 7.0m, and socket length is not less than 5.0m, and anchor pole rises out column lower end not
Less than 0.5m.Anchor pole uses drilling machine pore-forming, and anchor hole aperture is not preferably less than 4 times of dowel diameters.
(3) fashioned iron grid steel construction: grid steel construction is divided into plain edition and reinforced, and wherein plain edition grid steel construction is only
It is suitable for height of interception within 8.0m using upright grid；Wherein reinforced grid steel construction is then in the back slope face of upright grid
Increase by one group of fashioned iron battered leg, battered leg upper end is connect with column, and lower end is supported in ground concrete shallow foundation, reinforced suitable height of interception
8.0m~12.0m.Grid steel construction should be selected to be constructed with the fashioned iron compared with strong elasticity and rigidity, each position structural section of structure
The selection of material and structure size are determined according to the design load that it need to undertake using Finite element arithmetic, in which:
1) fashioned iron column: preferably selecting I-steel or H profile steel as fashioned iron column, using not preferably less than 50c when I-steel, adopts
With 450mm × 300mm is not preferably less than when HM fashioned iron, using 400mm × 300mm is not preferably less than when HW fashioned iron, column spacing is preferably controlled
System is between 2.5m~5.0m.Buried depth of the column in concrete should be not less than 3.0m.
2) fashioned iron crossbeam: preferably selecting I-steel or channel steel as fashioned iron crossbeam, using the appropriate to the occasion control of I-steel 16#~
Between 18#, using the appropriate to the occasion control of channel steel in 18#~20#, crossbeam spacing is preferably controlled between 0.5m~1.0m.
3) fashioned iron battered leg: can be selected I-steel, H profile steel or round steel, steel pipe etc. and be used as fashioned iron battered leg, appropriate to the occasion using I-steel
Control is not less than 150mm × 150mm between 20#-28#, using HW fashioned iron is appropriate to the occasion, is not less than 200mm using HM fashioned iron is appropriate to the occasion
× 150mm, is not preferably less than 80mm using diameter when round steel, is not preferably less than 200 × 6.0mm using diameter when steel pipe.
(4) intercept net: wire rope net and diameter steel wire not less than 2.2mm of the intercept net by diameter not less than 8mm is answered
Close, wherein wire rope net mesh size preferably controls between 120mm~150mm, steel wire mesh be preferably 50mm ×
50mm.Wire rope net is affixed on cell structure and meets slope surface and with φ 12mm Steel wire rope lock due to beam junction, steel wire are affixed in length and breadth
Wire rope net is met slope surface and is bound with iron wire and positioned.
The utility model have the advantages that as follows improve and:
Its 1, the reinforced concrete base is divided into pile foundation, pile foundation diaphragm wall composite foundation and pile foundation comb shape wall composite foundation,
It is selected according to different overburden covers, the skid resistance caused by the impacts such as gear stone walling resistance avalanche rock mass, Rolling Stone, slungshot,
When anchorage, pile foundation is respectively adopted, pile foundation composite foundation has the function of reinforcing step by step.
Its 2, it is described along column be arranged circumferentially four limbs stirrup can keep off stone walling impacted when disperse basic stress, reduce
Basic stress, avoids stress from concentrating, and improves the shock resistance damage capability on basis.
Its 3, the earth anchor is meant adds anchor pole below pile foundation, and gear stone walling can be improved and impacted or unilateral preloading
When generated skid resistance, withdrawal resistance and resistance to capsizing.
Its 4, using fashioned iron grid as the wall primary structure for undertaking the impact loads such as avalanche rock mass, Rolling Stone, slungshot, fill
Elastoplasticity comprehensive deformation energy dissipating effect after dividing the high intensity that grid steel construction is utilized and being impacted, reaches and safely and effectively blocks
Cut the purpose of alluvium.
Utility model device has following good result after implementing in summary: set on hillside or the grid of high slope slope foot
Steel construction keeps off stone walling, in the impact force for resisting the objects such as avalanche rock mass, Rolling Stone, slungshot and unilateral thrust, by grid steel knot
Structure has stronger ability of elastic-plastic deformation abatement impact energy by oneself and resists object pressure, and grid steel construction is taken root in reinforced concrete base
Plinth simultaneously transmits load to it, resists load by drags comprehensive functions such as antiskid, antidumping and the resistance to pluckings of basis and earth anchor.It hangs
Increase can be played in the flexible hold-up interception net being compounded to form by wire rope net, steel wire on grid steel construction and intercepts density, by force
Power absorbs and disperses the impact energy of the objects such as transmitting avalanche rock mass, Rolling Stone, slungshot to grid steel construction.The device makes full use of
The energy-absorbing of flexible hold-up interception net, energy dissipating, dissipate can function, disappeared using the high-strength interception performance and elastic-plastic deformation of grid steel construction
Can, using the antiskid, antidumping and breakout capacity of reinforced concrete base and earth anchor, it is powerful to collectively form a kind of comprehensive resistivity
Globality safety device, advantageously reduce the shock and injury to periphery protected object such as avalanche rock, Rolling Stone, slungshot
Probability reduces security risk, to reduce construction safety risk.In addition, the steel construction part overwhelming majority steel in the device
It can be convenient recycling and be utilized again, economic benefit is more obvious.
The foregoing description of the disclosed embodiments can be realized professional and technical personnel in the field or using originally practical new
Type.Various modifications to these embodiments will be readily apparent to those skilled in the art, and determine herein
The General Principle of justice can be realized in other embodiments without departing from the spirit or scope of the present utility model.Cause
This, the present invention will not be limited to the embodiments shown herein, and is to fit to and principles disclosed herein
The widest scope consistent with features of novelty.
Claims (6)
1. a kind of grid steel construction keeps off stone walling, it is characterised in that: grid steel construction keeps off stone walling by reinforced concrete base, earth anchor, fashioned iron
Grid steel construction three parts composition；Earth anchor is interspersed among reinforced concrete base, the fashioned iron grid steel in the upper end and buried foundation
Structure welding is fixed.
2. according to claim 1 grid steel construction keep off stone walling, it is characterised in that: the reinforced concrete base using pile foundation,
Pile foundation diaphragm wall composite foundation or pile foundation comb shape wall composite foundation；
1) pile foundation: corresponding pile foundation is not less than 3.0m in the buried depth of basement rock；
2) pile foundation diaphragm wall composite foundation: corresponding pile foundation is not preferably less than 3.0m in the buried depth of basement rock；Have above pile foundation
Diaphragm wall (10)；
3) pile foundation combed wall composite foundation: corresponding pile foundation is controlled by insertion basement rock 3.0m depth or total stake are long not less than 8.0m；
There are combed wall (11) above pile foundation, there are sleeper beam (12) below the nose of comb portion of combed wall；
Concrete not preferably less than C30 strength grade in the reinforced concrete base；Pile Diameter is not preferably less than fashioned iron column (2) maximum cross-section
1.8 times of size, and four limbs stirrup (3) is set along column circumferential direction to disperse stress；When using composite foundation, diaphragm wall and comb shape wall
Height is not preferably less than 1.2m, and buried depth is not preferably less than the 2/3 of height, and the thickness of wall body between stake is not preferably less than 1.0m, wall
It is arranged with the steel bar continuous of stake；
The comb part length of comb shape wall (11) is not less than 2.0m, and width is not less than 1.0m, divides into away from the comb teeth end position 0.20m
The wide each 30cm in comb teeth two sides out of one of length, sectional dimension are that b × h=60 × 50cm reinforced concrete sleeper beam (12) is used as the wall base, are increased
Strong basis plinth non-deformability.
3. grid steel construction keeps off stone walling according to claim 1, it is characterised in that: slip casing by pressure anchor can be used in the earth anchor
Bar, self-feeding anchor pile；When using slip casing by pressure anchor pole as earth anchor, strength of cement grout not preferably less than M30 grade, dowel φ
The hot rolled ribbed bars of 25mm or more specification make, and form the reinforcing bar radical of anchor pole (4) according to stress and need to select 1~2, and 1
Occupy center arrangement when root dowel in anchor hole, its centroid occupies anchor hole center when 2 dowels, is parallel to gear stone using "-" type section
Wall paper is set, and the buried length of anchor pole is not less than 7.0m, and socket length is not less than 5.0m, and anchor pole rises out column lower end not less than 0.5m；
Anchor pole uses down-the-hole drill pore-forming, and anchor hole aperture is not preferably less than 4 times of dowel diameters.
4. grid steel construction keeps off stone walling according to claim 1, it is characterised in that: the fashioned iron grid steel construction has fashioned iron
Column (2), fashioned iron crossbeam (6), intercept net (7)；Fashioned iron crossbeam (6) and fashioned iron column (2) using welding or are bolted into lattice
Grid structure；Fashioned iron column (2) spacing preferably controls between 2.5m~5.0m, buried depth of the fashioned iron column (2) in concrete
3.0m should be not less than；Fashioned iron crossbeam (6) spacing preferably controls between 0.5m~1.0m；Intercept net (7) by wire rope net (7A) and
Steel wire (7B) composition, wire rope net (7A) are affixed on cell structure and meet slope surface and joined with φ 12mm Steel wire rope lock due to beam in length and breadth
Place, steel wire (7B) are affixed on wire rope net (7A) and meet slope surface and bind positioning with iron wire.
5. grid steel construction keeps off stone walling according to claim 4, it is characterised in that: fashioned iron grid steel construction further includes having fashioned iron
Battered leg (5), fashioned iron battered leg (5) upper end are connect with fashioned iron column (2), and lower end is supported in ground concrete shallow foundation (8)；The fashioned iron is oblique
Leg (5) can be selected I-steel, H profile steel or round steel, steel pipe etc. and be used as fashioned iron battered leg, using the appropriate to the occasion control of I-steel in 20#-28#
Between, using 150mm~150mm is not preferably less than when HW fashioned iron, it is not less than 200mm~150mm using HM fashioned iron is appropriate to the occasion, using circle
Diameter is not preferably less than 80mm when steel, is not preferably less than 200 × 6.0mm using diameter when steel pipe.
6. grid steel construction keeps off stone walling according to claim 4, it is characterised in that:
The fashioned iron column (2) selects I-steel or H profile steel to be used as fashioned iron column, using not preferably less than 50c when I-steel, use
When HM fashioned iron not be preferably less than 450mm × 300mm, using when HW fashioned iron not be preferably less than 400mm × 300mm；
The fashioned iron crossbeam (6) selects I-steel or channel steel as fashioned iron crossbeam, using the appropriate to the occasion control of I-steel in 16#~18#
Between, using the appropriate to the occasion control of channel steel in 18#~20#, crossbeam spacing is preferably controlled between 0.5m~1.0m；
Wire rope net and diameter steel wire not less than 2.2mm of the intercept net (7) by diameter not less than 8mm is combined,
Wherein, wire rope net mesh size preferably controls between 120mm~150mm, and steel wire mesh is preferably 50mm × 50mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821779107.0U CN209211298U (en) | 2018-10-31 | 2018-10-31 | Grid steel construction keeps off stone walling |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821779107.0U CN209211298U (en) | 2018-10-31 | 2018-10-31 | Grid steel construction keeps off stone walling |
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| CN209211298U true CN209211298U (en) | 2019-08-06 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109356046A (en) * | 2018-10-31 | 2019-02-19 | 四川路航建设工程有限责任公司 | Grid steel construction keeps off stone walling and construction method |
-
2018
- 2018-10-31 CN CN201821779107.0U patent/CN209211298U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109356046A (en) * | 2018-10-31 | 2019-02-19 | 四川路航建设工程有限责任公司 | Grid steel construction keeps off stone walling and construction method |
| CN109356046B (en) * | 2018-10-31 | 2024-03-26 | 四川路航建设工程有限责任公司 | Grille steel structure stone blocking wall and construction method |
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