CN205088688U - Shaped steel and prestressed reinforced concrete combination structure support - Google Patents
Shaped steel and prestressed reinforced concrete combination structure support Download PDFInfo
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- CN205088688U CN205088688U CN201520882828.4U CN201520882828U CN205088688U CN 205088688 U CN205088688 U CN 205088688U CN 201520882828 U CN201520882828 U CN 201520882828U CN 205088688 U CN205088688 U CN 205088688U
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Abstract
The utility model discloses a shaped steel and prestressed reinforced concrete combination structure support, it is including a fender pile and a guan liang, guan liang builds the top face of connecting in a fender pile, fender pile anchor is gone into to the hat roof beam in, guan liang is the prestressed reinforced concrete roof beam, the adjacent both sides of hat roof beam are equipped with a corner brace, a corner brace is concrete corner brace, be equipped with at least a set of firstly to propping between guan liang's the two long limits, it is first to propping including vertical ascending steel stand and a set of shaped steel bracing piece, the shaped steel bracing piece is assembled by a plurality of shaped steel support element and is constituted, the shaped steel bracing piece is connected on the steel stand. The utility model discloses reduce project cost utilizes prestressing tendons to make the rigidity increase of roof beam, reduced to prop with corner brace's quantity, the construction operation space that has increased the foundation ditch, convenient cubic metre of earth of excavation and underground structure construction have improved the efficiency of construction, adopt shaped steel and prestressed reinforced concrete to combine, have both reduced the connected node department construction degree of difficulty, have improved material reuse rate again.
Description
Technical field
The utility model relates to field of civil engineering, more specifically relates to shaped steel and prestressed reinforced concrete combining structure supports.
Background technology
In large deep foundation pit engineering field, in order to ensure the safety of underground structure and foundation ditch surrounding enviroment, need to arrange within the scope of foundation depth together or the support form of several roads inner support, to resist the significant horizontal power produced by soil pressure and ground load.Inner support needs to be arranged to the huge horizontal truss of physical dimension, also column will be arranged every a segment distance along truss position, in some base pit engineering, horizontal truss support and column often crisscross, bring very large impact to ground works and follow-up construction work.
At present, the support system that domestic foundation ditch is conventional has three kinds: whole concrete support system, steel pipe and concrete support system and all steel support system.Whole concrete support system, although speed of application is fast, subsequent construction working space is little, material recycling rate of waterused is low, tear support difficulty open, extend the duration; Steel pipe and concrete support system, steel tube component is many, and follow-up excavation and construction working space is limited; All steel support system, although later stage material recycling rate of waterused is high, the disposable input of material is huge, and connected node place difficulty of construction is large, and construction technical requirement is high.
Utility model content
In order to solve the problem, it is low that the utility model provides a kind of construction costs, and material recycling rate of waterused is high, increases the working space of foundation ditch, facilitates the shaped steel of soil excavation and Underground Construction and prestressed reinforced concrete combining structure to support.
According to an aspect of the present utility model, provide shaped steel and prestressed reinforced concrete combining structure supports, it comprises soldier pile and Guan Liang, Guan Liang builds the top end face being connected to soldier pile, soldier pile anchors in hat beam, Guan Liang is prestressed steel reinforced concrete beam, the both sides that hat beam is adjacent are provided with the first angle brace, first angle brace is concrete angle brace, at least one group first is provided with to support between the two long limits of Guan Liang, the first pair of support comprises steel post straight up and one group of type steel support bar, type steel support bar is made up of some type steel support unit splicings, type steel support bar is connected on steel post.Thus, Guan Liang is that the stressed non-deformability of the more traditional concrete beam of prestressed steel reinforced concrete beam strengthens, and due to beam body Shi Hanzhang, the rigidity of beam body increases further, can Reducing distortion; The hat girder construction of prestressed steel reinforced concrete beam can reach and reduce angle brace and to support, increase the construction space of foundation ditch, reduce to tear support engineering quantity open, and the cost performance of prestressed reinforced concrete structure is also far above ordinary reinforced concrete structure, so adopt combined mechanism described in the utility model to support greatly saved the consumption of support material; Angle brace is concrete angle brace, reduces connected node place difficulty of construction; , steel post and type steel support unit, can reuse, improve material recycling rate of waterused.
In some embodiments, the first reinforcing cage is provided with in hat beam, first reinforcing cage is made up of the first main muscle and the first stirrup be sheathed on outside the first main muscle, first reinforcing cage internal fixtion has the first sleeve pipe, the first presstressed reinforcing steel is provided with in first sleeve pipe, the two long limits of Guan Liang and first are left the junction of supportting and are preced with beam ground tackle and step down, and hat beam ground tackle is stepped down the ground tackle be provided with the first presstressed reinforcing steel Shi Hanzhang.Thus, by arranging the first presstressed reinforcing steel at Guan Liang, concreting, reach after design strength until concrete, stretch-draw is carried out to the first presstressed reinforcing steel of hat beam inside and with ground tackle locking, due to beam body Shi Hanzhang, the rigidity of beam body increases further, can Reducing distortion.
In some embodiments, two minor faces of Guan Liang are provided with the ground tackle to the first presstressed reinforcing steel Shi Hanzhang.
In some embodiments, the inner side of Guan Liang is embedded with the first supporting plate, and the two ends of type steel support bar connect Guan Liang by the first supporting plate.Thus, the two ends of type steel support bar are connected with Guan Liang by bolt-locking first supporting plate, reduce connected node place difficulty of construction.
In some embodiments, the medial surface of soldier pile is built to be connected with and is enclosed purlin beam, enclosing purlin beam is prestressed steel reinforced concrete beam, enclose to be provided with between purlin beam and soldier pile and hang muscle, enclose the adjacent both sides of purlin beam and be provided with the second angle brace, second angle brace is concrete angle brace, is provided with at least one group second to support between the two long limits of enclosing purlin beam, and second to be installed on steel post by some type steel support unit splicings support and to form.Thus, enclosing purlin beam is that the stressed non-deformability of the more traditional concrete beam of prestressed steel reinforced concrete beam strengthens, and due to beam body Shi Hanzhang, the rigidity of beam body increases further, can Reducing distortion; Enclosing purlin girder construction and reaching and reduce angle brace and to support of prestressed steel reinforced concrete beam, increases the construction space of foundation ditch, reduces to tear support engineering quantity open.
In some embodiments, enclose in purlin beam and be provided with the second reinforcing cage, second reinforcing cage is made up of the second main muscle and the second stirrup be sheathed on outside the second main muscle, second reinforcing cage internal fixtion has the second sleeve pipe, the second presstressed reinforcing steel is provided with in second sleeve pipe, the two long limits and second of enclosing purlin beam are left the junction of supportting and are enclosed purlin beam ground tackle and step down, and enclose purlin beam ground tackle and to step down the ground tackle be provided with the second presstressed reinforcing steel Shi Hanzhang.Thus, by arranging the second presstressed reinforcing steel respectively, concreting enclosing purlin beam, reach after design strength until concrete, stretch-draw is carried out to the second presstressed reinforcing steel enclosing purlin beam inside and with ground tackle locking, due to beam body Shi Hanzhang, the rigidity of beam body increases further, can Reducing distortion.
In some embodiments, the inner side of enclosing purlin beam is embedded with the second supporting plate, and second encloses purlin beam to the two ends of support by the second supporting plate connection.Thus, second to the two ends of support by bolt-locking second supporting plate with enclose purlin beam and be connected, reduce connected node place difficulty of construction.
In some embodiments, two minor faces enclosing purlin beam are provided with the ground tackle to the second presstressed reinforcing steel Shi Hanzhang.
The utility model has the advantages that: shaped steel provided by the utility model and prestressed reinforced concrete combining structure support, reduce construction costs, Guan Liang and the rigidity of enclosing purlin beam increase, span increases to utilize presstressed reinforcing steel to make, decrease the quantity to support and angle brace, increase the working space of foundation ditch, facilitate soil excavation and Underground Construction, improve efficiency of construction, shaped steel is adopted to be combined with prestressed reinforced concrete, both reduce connected node place difficulty of construction, turn improve material recycling rate of waterused.
Accompanying drawing explanation
Fig. 1 is the structural representation of the embodiment that the utility model shaped steel and prestressed reinforced concrete combining structure support;
Fig. 2 is the structural representation of an embodiment of the Guan Liang shown in Fig. 1;
Fig. 3 is the structural representation enclosing an embodiment of purlin beam shown in Fig. 1;
Fig. 4 is that the Guan Liang shown in Fig. 2 and first is to the syndeton schematic diagram supportted;
Fig. 5 is the structural representation of A-A in Fig. 4;
Fig. 6 is the structural representation of A1-A1 in Fig. 4;
Fig. 7 encloses purlin beam and second to the syndeton schematic diagram supportted shown in Fig. 3;
Fig. 8 is the structural representation of B-B in Fig. 7;
Fig. 9 is the structural representation of B1-B1 in Fig. 7.
Detailed description of the invention
Below in conjunction with detailed description of the invention, the utility model is further described.
As shown in Figures 1 to 3, shaped steel and the prestressed reinforced concrete combining structure of an embodiment described in the utility model support, and it comprises soldier pile 1 and hat beam 2, and hat beam 2 builds the top end face being connected to soldier pile 1, soldier pile 1 anchors in hat beam 2, and hat beam 2 is built integral with soldier pile 1.Hat beam 2 is prestressed steel reinforced concrete beam, and it is concrete angle brace that the both sides that hat beam 2 is adjacent and corner place have all built the first angle brace 21, first angle brace 21.Be provided with at least one group first between two long limits of hat beam 2 and comprise steel post 31 straight up and one group of type steel support bar 32 to support 3, first to support 3, type steel support bar 32 is made up of some type steel support unit splicings, and type steel support bar 32 is connected on steel post 31.
As shown in Figs. 4-6, the first reinforcing cage 4 is provided with in hat beam 2, first reinforcing cage 4 is made up of the first main muscle 41 and the first stirrup 42 be sheathed on outside the first main muscle 41, first reinforcing cage 4 internal fixtion has the first sleeve pipe 43, the first presstressed reinforcing steel 44 is provided with in first sleeve pipe 43, two long limits of hat beam 2 and first to be left the junction of supportting and are preced with beam ground tackle and step down 22, are preced with beam ground tackle and step down and 22 be provided with ground tackle 5 to the first presstressed reinforcing steel 44 Shi Hanzhang.Two minor faces of hat beam 2 are provided with the ground tackle 5 to the first presstressed reinforcing steel 44 Shi Hanzhang.The inner side of hat beam 2 is embedded with the first supporting plate 23, and the two ends of type steel support bar 32 connect hat beam 2 by the first supporting plate.The two ends of type steel support bar 32 are connected with hat beam 2 by bolt-locking first supporting plate 23, reduce connected node place difficulty of construction.
Hat beam 2 be the stressed non-deformability enhancing of the more traditional concrete beam of prestressed steel reinforced concrete beam, by arranging the first presstressed reinforcing steel 44 at hat beam 2, concreting, reach after design strength until concrete, first presstressed reinforcing steel 44 of hat beam 2 inside is carried out stretch-draw and locked with ground tackle 5, to beam body Shi Hanzhang, the rigidity of beam body increases further, can Reducing distortion.Hat beam 2 structure of prestressed steel reinforced concrete beam can reach and reduce angle brace and to support, increase the construction space of foundation ditch, reduce to tear support engineering quantity open, and the cost performance of prestressed reinforced concrete structure is also far above ordinary reinforced concrete structure, so adopt combined mechanism described in the utility model to support greatly saved the consumption of support material.First angle brace 21 is concrete angle brace, reduces connected node place difficulty of construction.Steel post 31 and type steel support bar 32, can reuse, and improves material recycling rate of waterused.
As shown in Figs. 7-9, the medial surface of soldier pile 1 is built to be connected with and is enclosed purlin beam 6, encloses purlin beam 6 for prestressed steel reinforced concrete beam, encloses to be provided with between purlin beam 6 and soldier pile 1 and hangs muscle 11, enclosing the adjacent both sides of purlin beam 6 and corner place, all to have built the second angle brace 61, second angle brace 61 be concrete angle brace.Be provided with at least one group second between the two long limits of enclosing purlin beam 6 to be installed on steel post 31 by some type steel support unit splicings support 62 support 62, second and to form.
Enclose in purlin beam 6 and be provided with the second reinforcing cage 7, second reinforcing cage 7 is made up of the second main muscle 71 and the second stirrup 72 be sheathed on outside the second main muscle 71, second reinforcing cage 7 internal fixtion has the second sleeve pipe 73, the second presstressed reinforcing steel 74 is provided with in second sleeve pipe 73, the two long limits and second of enclosing purlin beam 6 are left the junction of support 62 and are enclosed purlin beam ground tackle and step down 63, enclose purlin beam ground tackle and step down and 63 be provided with ground tackle 5 to the second presstressed reinforcing steel 74 Shi Hanzhang.Two minor faces enclosing purlin beam 6 are provided with the ground tackle 5 to the second presstressed reinforcing steel 74 Shi Hanzhang.The inner side of enclosing purlin beam 6 is embedded with the second supporting plate 64, second and encloses purlin beam 6 to the two ends of support 62 by the second supporting plate 64 connection.The two ends of second pair of support 62 by bolt-locking second supporting plate 64 with enclose purlin beam 6 and be connected, reduce connected node place difficulty of construction.
Enclosing purlin beam 6 is that the stressed non-deformability of the more traditional concrete beam of prestressed steel reinforced concrete beam strengthens, by arranging the second presstressed reinforcing steel 74 respectively enclosing purlin beam 6, concreting, reach after design strength until concrete, stretch-draw is carried out to the second presstressed reinforcing steel 74 enclosing purlin beam 6 inside and locks with ground tackle 5, to beam body Shi Hanzhang, the rigidity of beam body increases further, can Reducing distortion; Enclosing purlin beam 6 structure and reaching and reduce angle brace and to support of prestressed steel reinforced concrete beam, increases the construction space of foundation ditch, reduces to tear support engineering quantity open.
First presstressed reinforcing steel 44 and the second presstressed reinforcing steel 74 all adopt unbonded prestressing tendon, and unbonded prestressing tendon is that single, many reinforcing bars or steel strand are made.In the present embodiment, adopt many steel strand as presstressed reinforcing steel, this presstressed reinforcing steel does not directly contact with concrete, is in the state of soap-free emulsion polymeization.Set up defences between presstressed reinforcing steel and sleeve pipe rotten oil layer, stretch-draw friction loss is little, and operating period presstressed reinforcing steel can mend stretch-draw.In the application of reality, according to force and deformation control overflow, radical and the kind of determining presstressed reinforcing steel can be selected.Low for some force requests, single steel bar can be adopted as presstressed reinforcing steel, just can meet the demands.
The construction method that this shaped steel and prestressed reinforced concrete combining structure support, its Specific construction step is:
Step 1: at predetermined foundation pit side-wall inner side, construction one row soldier pile 1;
Step 2: hat beam 2 and first are positioned the junction of support 3 and steel post 31 position;
Step 3: steel post 31 position of having good positioning, construction steel column 31;
Step 4: after soldier pile 1 intensity reaches 80% requirement, digs out the earthwork of soldier pile 1 pile crown part in time, and 150 ~ 200mm to hat beam 2 elevation of bottom is dug in the earthwork;
Step 5: abolish soldier pile 1 pile crown concrete;
Step 6: the center line ejecting hat beam 2;
Step 7: the first reinforcing cage 4 making hat beam 2;
Step 8: model sheetinstallat reinforcing, with concreting first angle brace 21 and hat beam 2, builds position at the hat beam 2 and first of location to the junction of support 3 is reserved, and is being preced with pre-buried first supporting plate 23 and ground tackle bearing plate on beam 2;
Step 9: mount type bracing members bar 32 on steel post 1, type steel support bar 32 is bolted the first supporting plate 23 on hat beam 2, forms first to support 3;
Step 10: carry out the stretch-draw of the first presstressed reinforcing steel 44 when the concrete strength being preced with beam 2 reaches 75% and lock with ground tackle 5;
Step 11: build reserved that step 8 obtains and build position, and reserve hat beam ground tackle and step down 22;
Step 12: the earthwork in excavation pit, the precalculated position to enclosing purlin beam 6 is dug in the earthwork;
Step 13: the second reinforcing cage 7 of purlin beam 6 is enclosed in the inner side fabrication and installation of soldier pile 1 and muscle 11 is hung in installation;
Step 14: model sheetinstallat is reinforced, with concreting second angle brace 61 with enclose purlin beam 6, to reserve the junction of support 62 and builds position enclosing purlin beam 6 and second, and enclosing pre-buried second supporting plate 64 and ground tackle bearing plate on purlin beam 6;
Step 15: install second on steel post 3 the second supporting plate 64 enclosed on purlin beam 6 is bolted support 62 to support 62, second;
Step 16: carry out the stretch-draw of the second presstressed reinforcing steel 74 when the concrete strength enclosing purlin beam 6 reaches 75% and lock with ground tackle 5;
Step 17: build reserved that step 14 obtains and build position, and reserve and enclose purlin beam ground tackle and step down 63;
Step 18: complete after enclosing purlin beam 6, can carry out next step foundation ditch digging.
Case history:
Foundation ditch planar dimension is the long 86.0m of wide 50.0m*, and cutting depth is 10.0m.Pattern foundation pit supporting structure form adopts: soldier pile, a Taoist priest's cap beam, enclose purlin beam together, together first to support, Guan Liang is arranged on ground, encloses purlin beam and is arranged on-5.0 positions.
Specific construction step is:
Step 1: at predetermined wide 50.0m* long 86.0m foundation pit side-wall inner side, construction one row soldier pile 1;
Step 2: hat beam 2 and first are positioned the junction of support 3 and steel post 31 position, concrete, the width of first pair of support 3 is set as 6.0m, length is that the long limit of hat beam 2 of 86.0m is divided into two sections from centre by setting, by first, support 3 is set in the centre position on two long limits of hat beam 2, the position of steel post 31 is the first position to support 3 namely;
Step 3: steel post 31 position of having good positioning, construction steel column 31;
Step 4: after soldier pile 1 intensity reaches 80% requirement, digs out the earthwork of soldier pile 1 pile crown part in time, and 150 ~ 200mm to hat beam 2 elevation of bottom is dug in the earthwork;
Step 5: abolish soldier pile 1 pile crown concrete;
Step 6: the center line ejecting hat beam 2;
Step 7: the first reinforcing cage 4 making hat beam 2, concrete, first reinforcing cage 4 is made up of the first main muscle 41 and the first stirrup 42 be sheathed on outside the first main muscle 41, and the first reinforcing cage 4 internal fixtion has in the first sleeve pipe 43, first sleeve pipe 43 and is furnished with the first presstressed reinforcing steel 44;
Step 8: model sheetinstallat is reinforced, with concreting first angle brace 21 and hat beam 2, build position at the hat beam 2 and first of location to the junction of support 3 is reserved, reserved builds namely separated in the hat long limit of beam 2 position, position; Pre-buried first supporting plate 23 on the inside wall of hat beam 2, needs at hat beam 2 the pre-buried ground tackle bearing plate in position first presstressed reinforcing steel 44 being carried out to stretch-draw anchor;
Step 9: mount type bracing members bar 32 on steel post 1, type steel support bar 32 is made up of some type steel support unit splicings, and the two ends of type steel support bar 32 are bolted the first supporting plate 23 on hat beam 2, forms first to support 3;
Step 10: carry out the stretch-draw of the first presstressed reinforcing steel 44 when the concrete strength being preced with beam 2 reaches 75% and lock with ground tackle 5;
Step 11: build reserved that step 8 obtains and build position, and reserve hat beam ground tackle and step down 22;
Step 12: the earthwork in excavation pit, the precalculated position to enclosing purlin beam 6 is dug in the earthwork;
Step 13: the second reinforcing cage 7 of purlin beam 6 is enclosed in the inner side fabrication and installation of soldier pile 1 and muscle 11 is hung in installation, concrete, second reinforcing cage 7 is made up of the second main muscle 71 and the second stirrup 72 be sheathed on outside the second main muscle 71, second reinforcing cage 7 internal fixtion has the second sleeve pipe 73, the second presstressed reinforcing steel 74 is provided with in second sleeve pipe 73, connect the second reinforcing cage 7 enclosing purlin beam 6 again with the one end of hanging muscle 11, connect soldier pile with the other end hanging muscle 11;
Step 14: model sheetinstallat is reinforced, with concreting second angle brace 61 with enclose purlin beam 6, the long limit of hat beam 2 being 86.0m by length due to setting is divided into two sections from centre, corresponding, enclose the long limit of purlin beam 6 and be also divided into two sections from centre, build position to the junction of support 62 is reserved enclosing purlin beam 6 and second, position separated in the long limit of purlin beam 6 is namely being enclosed in reserved position of building; Pre-buried second supporting plate 64 on the inside wall enclosing purlin beam 6, needs to carry out the second presstressed reinforcing steel 74 the pre-buried ground tackle bearing plate in position of stretch-draw anchor enclosing purlin beam 6;
Step 15: install second and be made up of some type steel support unit splicings support 62 support 62, second on steel post 3, second is bolted to the two ends of support 62 the second supporting plate 64 enclosed on purlin beam 6;
Step 16: carry out the stretch-draw of the second presstressed reinforcing steel 74 when the concrete strength enclosing purlin beam 6 reaches 75% and lock with ground tackle 5;
Step 17: build reserved that step 14 obtains and build position, and reserve and enclose purlin beam ground tackle and step down 63;
Step 18: complete after enclosing purlin beam 6, can carry out next step foundation ditch digging.
Shaped steel provided by the utility model and prestressed reinforced concrete combining structure support, reduce construction costs, utilize presstressed reinforcing steel that hat beam 2 is increased with the rigidity of enclosing purlin beam 6, decrease the quantity to support and angle brace, increase the working space of foundation ditch, facilitate soil excavation and Underground Construction, improve efficiency of construction, adopt shaped steel to be combined with prestressed reinforced concrete, both reduced connected node place difficulty of construction, turn improved material recycling rate of waterused.
Above-described is only embodiments more of the present utility model; it should be pointed out that for the person of ordinary skill of the art, under the prerequisite not departing from creation design of the present utility model; can also make other distortion and improve, these all belong to protection domain of the present utility model.
Claims (8)
1. shaped steel and prestressed reinforced concrete combining structure, comprise soldier pile (1) and Guan Liang (2), described Guan Liang (2) builds the top end face being connected to soldier pile (1), described soldier pile (1) anchors in Guan Liang (2), it is characterized in that, described Guan Liang (2) is prestressed steel reinforced concrete beam, the both sides that described Guan Liang (2) is adjacent are provided with the first angle brace (21), described first angle brace (21) is concrete angle brace, at least one group first is provided with to support (3) between the two long limits of Guan Liang (2), described first comprises steel post (31) straight up and one group of type steel support bar (32) to support (3), described type steel support bar (32) is made up of some type steel support unit splicings, described type steel support bar (32) is connected on steel post (31).
2. shaped steel according to claim 1 and prestressed reinforced concrete combining structure support, it is characterized in that, the first reinforcing cage (4) is provided with in described Guan Liang (2), described first reinforcing cage (4) is by the first main muscle (41) and be sheathed on the first main muscle (41) the first stirrup (42) outward and form, described first reinforcing cage (4) internal fixtion has the first sleeve pipe (43), the first presstressed reinforcing steel (44) is provided with in described first sleeve pipe (43), the two long limits of described Guan Liang (2) and first are left the junction of supportting (3) and are preced with beam ground tackle and step down (22), described hat beam ground tackle step down (22) be provided with ground tackle (5) to the first presstressed reinforcing steel (44) Shi Hanzhang.
3. shaped steel according to claim 2 and prestressed reinforced concrete combining structure support, and it is characterized in that, two minor faces of described Guan Liang (2) are provided with the ground tackle (5) to the first presstressed reinforcing steel (44) Shi Hanzhang.
4. shaped steel according to claim 2 and prestressed reinforced concrete combining structure support, it is characterized in that, the inner side of described Guan Liang (2) is embedded with the first supporting plate (23), and the two ends of described type steel support bar (32) connect Guan Liang (2) by the first supporting plate (23).
5. the shaped steel according to claim 1 or 3 and prestressed reinforced concrete combining structure support, it is characterized in that, the medial surface of described soldier pile (1) is built to be connected with and is enclosed purlin beam (6), the described purlin beam (6) that encloses is prestressed steel reinforced concrete beam, described enclose to be provided with between purlin beam (6) and soldier pile (1) hang muscle (11), the described adjacent both sides of purlin beam (6) of enclosing are provided with the second angle brace (61), described second angle brace (61) is concrete angle brace, at least one group second is provided with to support (62) between the two long limits of enclosing purlin beam (61), described second to be installed on steel post (31) by some type steel support unit splicings support (62) and to form.
6. shaped steel according to claim 5 and prestressed reinforced concrete combining structure support, it is characterized in that, described enclosing in purlin beam (6) is provided with the second reinforcing cage (7), described second reinforcing cage (7) is by the second main muscle (71) and be sheathed on the second main muscle (71) the second stirrup (72) outward and form, described second reinforcing cage (7) internal fixtion has the second sleeve pipe (73), the second presstressed reinforcing steel (74) is provided with in described second sleeve pipe (73), described two long limits and second of enclosing purlin beam (6) are left the junction of supportting (62) and are enclosed purlin beam ground tackle and step down (63), described enclose purlin beam ground tackle step down (63) be provided with ground tackle (5) to the second presstressed reinforcing steel (74) Shi Hanzhang.
7. shaped steel according to claim 6 and prestressed reinforced concrete combining structure support, it is characterized in that, described inner side of enclosing purlin beam (6) is embedded with the second supporting plate (64), and described second encloses purlin beam (6) to the two ends of support (62) by the second supporting plate (64) connection.
8. shaped steel according to claim 6 and prestressed reinforced concrete combining structure support, and it is characterized in that, described in enclose purlin beam (6) two minor faces be provided with ground tackle (5) to the second presstressed reinforcing steel (74) Shi Hanzhang.
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| CN201520882828.4U CN205088688U (en) | 2015-11-06 | 2015-11-06 | Shaped steel and prestressed reinforced concrete combination structure support |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105220697A (en) * | 2015-11-06 | 2016-01-06 | 无锡市大筑岩土技术有限公司 | Shaped steel and prestressed reinforced concrete combining structure support and construction method |
| CN112982432A (en) * | 2021-02-10 | 2021-06-18 | 建研地基基础工程有限责任公司 | Prestressed concrete foundation pit supporting structure and construction method |
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2015
- 2015-11-06 CN CN201520882828.4U patent/CN205088688U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105220697A (en) * | 2015-11-06 | 2016-01-06 | 无锡市大筑岩土技术有限公司 | Shaped steel and prestressed reinforced concrete combining structure support and construction method |
| CN112982432A (en) * | 2021-02-10 | 2021-06-18 | 建研地基基础工程有限责任公司 | Prestressed concrete foundation pit supporting structure and construction method |
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| C14 | Grant of patent or utility model | ||
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| TR01 | Transfer of patent right | ||
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Effective date of registration: 20210205 Address after: 214000 5-1-501, Changjiang Road, New District, Wuxi City, Jiangsu Province (Oriental Ginza) Patentee after: WUXI DAZHU GEOTECHNICAL TECHNOLOGY Co.,Ltd. Patentee after: Wuxi City Geotechnical Engineering Co.,Ltd. Address before: No.5-1-501, Changjiang Road, Wuxi National hi tech Industrial Development Zone, Wuxi, Jiangsu 214000 (Oriental Ginza) Patentee before: WUXI DAZHU GEOTECHNICAL TECHNOLOGY Co.,Ltd. |