CN205382428U - Whole cast -in -place roof beam formwork support frame of falling triangle in hole - Google Patents
Whole cast -in -place roof beam formwork support frame of falling triangle in hole Download PDFInfo
- Publication number
- CN205382428U CN205382428U CN201620199600.XU CN201620199600U CN205382428U CN 205382428 U CN205382428 U CN 205382428U CN 201620199600 U CN201620199600 U CN 201620199600U CN 205382428 U CN205382428 U CN 205382428U
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- steel
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- triangle
- inverted
- pier shaft
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- 238000009415 formwork Methods 0.000 title abstract 2
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 79
- 239000010959 steel Substances 0.000 claims abstract description 79
- 240000007419 Hura crepitans Species 0.000 claims abstract description 10
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims abstract description 7
- 235000017491 Bambusa tulda Nutrition 0.000 claims abstract description 7
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims abstract description 7
- 239000011425 bamboo Substances 0.000 claims abstract description 7
- 240000003917 Bambusa tulda Species 0.000 claims abstract 2
- 238000011065 in-situ storage Methods 0.000 claims description 23
- 210000001624 Hip Anatomy 0.000 claims description 9
- 230000000875 corresponding Effects 0.000 claims description 7
- 239000003292 glue Substances 0.000 claims description 6
- 238000000465 moulding Methods 0.000 claims description 4
- 229910000679 solder Inorganic materials 0.000 claims description 4
- 230000037250 Clearance Effects 0.000 claims description 3
- 230000035512 clearance Effects 0.000 claims description 3
- 235000015110 jellies Nutrition 0.000 abstract 1
- 239000008274 jelly Substances 0.000 abstract 1
- 238000010276 construction Methods 0.000 description 15
- 241001330002 Bambuseae Species 0.000 description 5
- 238000010521 absorption reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009440 infrastructure construction Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000003351 stiffener Substances 0.000 description 1
- 238000004642 transportation engineering Methods 0.000 description 1
Abstract
The utility model discloses a whole cast -in -place roof beam formwork support frame of falling triangle in hole, characterized by sets up the pre -buried steel sheet of cushion cap on the both sides concrete cap of the cast -in -place roof beam in whole hole, an upright steel pipe support column on the pre -buried steel sheet of cushion cap, not co -altitude punishment at the both sides pier shaft do not sets up the pre -buried steel sheet of pier shaft, and the both sides pier shaft utilizes the channel -section steel to connect into whole with the steel pipe support column that corresponds, setting up at the top of steel pipe support column and unloading a sand box, set up horizontal spandrel girder on unloading a sand box, whole weld forming's the steel truss of falling triumph piece supports respectively on the horizontal spandrel girder of both sides is arranged in to the branch with its both ends, set up each transverse distribution roof beam at the top interval of the steel truss of falling triumph piece, lay bamboo jelly mold board on the transverse distribution roof beam. The utility model discloses simple structure, atress are clear and definite, and it utilizes, and the steel bracket of falling the triumph has improved support rigidity, the support settling amount is little, has effectively reduced safe risk.
Description
Technical field
This utility model relates to the technical field of bridge superstructure construction, is more specifically a kind of whole hole Cast-in-situ Beam formwork-support.
Background technology
Along with the fast development of Transportation Infrastructure Construction, some across the cast-in-situ bridge of rivers, valley and extreme terrain geological environment in engineering construction increasingly common.At present, whole hole cast-in-situ bridge generally adopts raft support method or bears frame method construction.When bridge crosses over rivers, soft foundation or precipitous valley, above two method needs construction requirement ground processing or arranging temporary support to meet Cast-in-situ Beam, it is big that it must manage cost height, difficulty of construction, temporary support foundation engineering amount is big, construction speed is slow, security risk is high, and even indivedual extreme environments cannot meet the construction requirement of Cast-in-situ Beam.
Utility model content
This utility model is for avoiding the deficiency existing for above-mentioned prior art, it is provided that a kind of bearing capacity is big, settling amount is little, construction speed is fast, basic without temporary support, structure stress is reasonable, convenient to assemble and disassemble and energy reusable whole hole Cast-in-situ Beam inverted triangle formwork-support.
This utility model adopts the following technical scheme that for solving technical problem
This utility model whole hole Cast-in-situ Beam inverted triangle formwork-support, is characterized in that:
The both sides concrete bearing platform of whole hole Cast-in-situ Beam arranges cushion cap pre-embedded steel slab, a vertical steel pipe support post on cushion cap pre-embedded steel slab；Being respectively provided with pier shaft pre-embedded steel slab at the differing heights place of both sides pier shaft, channel-section steel one end connects firmly on pier shaft pre-embedded steel slab, and the other end connects firmly the steel pipe support post of corresponding side, makes both sides pier shaft utilize channel-section steel to connect into entirety with corresponding steel pipe support post；
Arranging at the top of described steel pipe support post and unload frame sandbox, arrange horizontal spandrel girder described unloading on frame sandbox, the inverted-triangular steel truss sheet of integral solder molding is respectively supported on the horizontal spandrel girder of the both sides that are placed in its two ends；Head clearance at described inverted-triangular steel truss sheet arranges each transverse distribution beam, lays bamboo glue pattern plate on described transverse distribution beam.
This utility model whole hole Cast-in-situ Beam inverted triangle formwork-support, it is characterized in that: described inverted-triangular steel truss sheet is inverted isosceles triangular structure, be be triangle with horizon bar base, with symmetrical big brace for triangle waist, central vertical rod is had to be connected between central point A and the vertex of a triangle B on base, there is side montant to be connected respectively between the central point C and base of both sides triangle waist, have brace to be connected respectively between the central point C and the central point A on base of both sides triangle waist；Described horizon bar, big brace, central vertical rod, side montant and brace are Two bors d's oeuveres channel members, are welded as entirety by gusset plate between described each Two bors d's oeuveres channel members.
This utility model whole hole Cast-in-situ Beam inverted triangle formwork-support, is characterized in that: the angle between big brace and central vertical rod in described inverted-triangular steel truss sheet is 45 ° of-60 ° of angles.
Compared with the prior art, this utility model has the beneficial effect that:
1, the design of this utility model whole hole Cast-in-situ Beam inverted triangle formwork-support is simple, and structure stress is clear and definite, adopts its stiffness of support height of inverted-triangular steel supporting structure, support settling amount little, and stent safety is high；
2, Cast-in-situ Beam inverted triangle formwork-support in this utility model whole hole is without carrying out basement process or arranging temporary support basis, has saved construction cost, has reduced construction safety risk, has accelerated construction speed；
3, Cast-in-situ Beam inverted triangle formwork-support steel using amount in this utility model whole hole is few, convenient to assemble and disassemble, can reuse, and cost absorption is few, remarkable benefit.
Accompanying drawing explanation
Fig. 1 is this utility model facade structures schematic diagram；
Number in the figure: 1 whole hole Cast-in-situ Beam, 2 cushion caps, 3 cushion cap pre-embedded steel slabs, 4 pier shafts, 5 pier shaft pre-embedded steel slabs, 6 steel pipe support posts, 7 channel-section steels, 9 horizontal spandrel girders, 10 inverted-triangular steel truss sheets, 11 transverse distribution beams, 12 bamboo glue pattern plates, 13 horizon bars, 14 big braces, 15 braces, 16 central vertical rod, 17 side montants.
Detailed description of the invention
Referring to Fig. 1, whole hole Cast-in-situ Beam inverted triangle formwork-support in the present embodiment, it is characterized in that:
The both sides concrete bearing platform 2 of whole hole Cast-in-situ Beam 1 arranges cushion cap pre-embedded steel slab 3, a vertical steel pipe support post 6 on cushion cap pre-embedded steel slab 3；Be respectively provided with pier shaft pre-embedded steel slab 5 at the differing heights place of both sides pier shaft 4, channel-section steel 7 one end connects firmly on pier shaft pre-embedded steel slab 5, and the other end connects firmly the steel pipe support post 6 of corresponding side, makes both sides pier shaft 4 utilize channel-section steel 7 to connect into entirety with corresponding steel pipe support post 6.
Arranging at the top of steel pipe support post 6 and unload frame sandbox 8, arrange horizontal spandrel girder 9 unloading on frame sandbox 8, the inverted-triangular steel truss sheet 10 of integral solder molding is respectively supported on the horizontal spandrel girder 9 of the both sides that are placed in its two ends；Head clearance at inverted-triangular steel truss sheet 10 arranges each transverse distribution beam 11, lays bamboo glue pattern plate 12 on transverse distribution beam 11.
In being embodied as, inverted-triangular steel truss sheet 10 is inverted isosceles triangular structure, be be triangle with horizon bar 13 base, with symmetrical big brace 14 for triangle waist, central vertical rod 16 is had to be connected between central point A and the vertex of a triangle B on base, there is side montant 17 to be connected respectively between the central point C and base of both sides triangle waist, have brace 15 to be connected respectively between the central point C and the central point A on base of both sides triangle waist；Horizon bar 13, big brace 14, central vertical rod 16, side montant 17 and brace 15 are Two bors d's oeuveres channel members, are welded as entirety by gusset plate between each Two bors d's oeuveres channel members；The angle between big brace 14 and central vertical rod 16 in inverted-triangular steel truss sheet 10 is 45 ° of-60 ° of angles；
Foundation bolt is adopted to be attached between steel pipe support post 6 and cushion cap pre-embedded steel slab 3, all adopting to weld between channel-section steel 7 with steel pipe support post 6 and pier shaft pre-embedded steel slab 5 and be attached, horizontal spandrel girder 9 is that the requirement according to bearing capacity adopts Two bors d's oeuveres or spells I-steel more；Need to arrange horizontal-associate, to guarantee that lateral stability is not toppled between inverted-triangular steel truss sheet 10 and the direction across bridge of steel pipe support post 6；Each Two bors d's oeuveres channel members in inverted-triangular steel truss sheet 10 all welds stiffener at gusset plate place, to prevent Two bors d's oeuveres channel members local buckling；For guaranteeing the stability under loading of steel pipe support post 6 and not damaging cushion cap 2, steel pipe support post 6 centre distance cushion cap limit is not less than 1m.
In the present embodiment, the construction method of whole hole Cast-in-situ Beam inverted triangle formwork-support is to carry out as follows:
Step 1, construction concrete bearing platform 2 and concrete pier shaft 4, and cushion cap pre-embedded steel slab 3 and pier shaft pre-embedded steel slab 5 are set；
Step 2, on cushion cap pre-embedded steel slab 3 vertical steel pipe support post 6, weld channel-section steel 7 at the differing heights place of pier shaft 4, make both sides pier shaft 4 utilize channel-section steel 7 to connect into entirety with corresponding steel pipe support post 6；
Step 3, arrange at the top of steel pipe support post 6 and unload frame sandbox 8, unloading, frame sandbox 8 arranges horizontal spandrel girder 9；
Step 4, the inverted-triangular steel truss sheet 10 of integral solder molding is placed on horizontal spandrel girder 9, sets gradually transverse distribution beam 11 and bamboo glue pattern plate 12 at the top of inverted-triangular steel truss sheet 10, complete the construction of whole hole Cast-in-situ Beam inverted triangle formwork-support；The follow-up cast-in-place construction that can carry out whole hole Cast-in-situ Beam 1 on bamboo glue pattern plate 12.
Claims (2)
1. a whole hole Cast-in-situ Beam inverted triangle formwork-support, is characterized in that:
The both sides concrete bearing platform (2) in whole hole Cast-in-situ Beam (1) arranges cushion cap pre-embedded steel slab (3), the upper vertical steel pipe support post (6) of cushion cap pre-embedded steel slab (3)；It is respectively provided with pier shaft pre-embedded steel slab (5) at the differing heights place of both sides pier shaft (4), channel-section steel (7) one end connects firmly on pier shaft pre-embedded steel slab (5), the other end connects firmly the steel pipe support post (6) of corresponding side, makes both sides pier shaft (4) utilize channel-section steel (7) to connect into entirety with corresponding steel pipe support post (6)；
Arrange at the top of described steel pipe support post (6) and unload frame sandbox (8), arranging horizontal spandrel girder (9) on frame sandbox (8) described unloading, inverted-triangular steel truss sheet (10) of integral solder molding is respectively supported on the horizontal spandrel girder (9) of the both sides that are placed in its two ends；Head clearance described inverted-triangular steel truss sheet (10) arranges each transverse distribution beam (11), lays bamboo glue pattern plate (12) on described transverse distribution beam (11).
2. whole hole according to claim 1 Cast-in-situ Beam inverted triangle formwork-support, it is characterized in that: described inverted-triangular steel truss sheet (10) is inverted isosceles triangular structure, be be triangle with horizon bar (13) base, with symmetrical big brace (14) for triangle waist, central vertical rod (16) is had to be connected between central point A and the vertex of a triangle B on base, side montant (17) is had to be connected respectively between the central point C and base of both sides triangle waist, brace (15) is had to be connected between the central point C and the central point A on base of both sides triangle waist respectively；Described horizon bar (13), big brace (14), central vertical rod (16), side montant (17) and brace (15) are Two bors d's oeuveres channel members, are welded as entirety by gusset plate between described each Two bors d's oeuveres channel members.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620199600.XU CN205382428U (en) | 2016-03-14 | 2016-03-14 | Whole cast -in -place roof beam formwork support frame of falling triangle in hole |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620199600.XU CN205382428U (en) | 2016-03-14 | 2016-03-14 | Whole cast -in -place roof beam formwork support frame of falling triangle in hole |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205382428U true CN205382428U (en) | 2016-07-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620199600.XU Active CN205382428U (en) | 2016-03-14 | 2016-03-14 | Whole cast -in -place roof beam formwork support frame of falling triangle in hole |
Country Status (1)
| Country | Link |
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| CN (1) | CN205382428U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105625193A (en) * | 2016-03-14 | 2016-06-01 | 中铁二十四局集团安徽工程有限公司 | Whole-span cast-in-place beam inverted-triangle formwork supporting frame and construction method thereof |
-
2016
- 2016-03-14 CN CN201620199600.XU patent/CN205382428U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105625193A (en) * | 2016-03-14 | 2016-06-01 | 中铁二十四局集团安徽工程有限公司 | Whole-span cast-in-place beam inverted-triangle formwork supporting frame and construction method thereof |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |