CN221029557U - Steel box girder structure - Google Patents
Steel box girder structure Download PDFInfo
- Publication number
- CN221029557U CN221029557U CN202322927916.9U CN202322927916U CN221029557U CN 221029557 U CN221029557 U CN 221029557U CN 202322927916 U CN202322927916 U CN 202322927916U CN 221029557 U CN221029557 U CN 221029557U
- Authority
- CN
- China
- Prior art keywords
- box girder
- plate
- steel box
- steel sheet
- profiled
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 139
- 239000010959 steel Substances 0.000 title claims abstract description 139
- 238000005192 partition Methods 0.000 claims abstract description 17
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 16
- 238000010276 construction Methods 0.000 claims description 12
- 238000000034 method Methods 0.000 claims description 4
- 238000003825 pressing Methods 0.000 claims description 3
- 238000002788 crimping Methods 0.000 claims 1
- 230000000670 limiting effect Effects 0.000 abstract description 9
- 239000007788 liquid Substances 0.000 abstract description 8
- 239000000463 material Substances 0.000 abstract description 7
- 238000004519 manufacturing process Methods 0.000 abstract description 6
- 238000009434 installation Methods 0.000 abstract description 5
- 230000009286 beneficial effect Effects 0.000 abstract description 4
- 238000007789 sealing Methods 0.000 abstract description 3
- 230000000149 penetrating effect Effects 0.000 description 5
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 230000008595 infiltration Effects 0.000 description 1
- 238000001764 infiltration Methods 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Landscapes
- Bridges Or Land Bridges (AREA)
Abstract
The utility model provides a steel box girder structure, which is provided with a beam partition plate and a side top plate, wherein four sides of a profiled steel plate are respectively arranged on the beam partition plate and the side top plate, and water stop rubber strips are arranged at the installation positions, so that the four sides of the profiled steel plate are better sealed, and concrete liquid is not easy to infiltrate into a hollow girder body from a gap when concrete is poured; the arrangement of the plug board can be used for limiting the position of the profiled steel sheet, preventing the profiled steel sheet from moving, and is beneficial to sealing the inner space of the steel box girder by matching the profiled steel sheet with the water stop rubber strip; the profiled steel sheet comprises a plurality of main supporting strips and main grooves, and has higher bearing capacity under the condition of the same material and thickness compared with the common plane steel sheet, so that the profiled steel sheet with thinner thickness and lower material cost can reduce the overall weight and manufacturing cost of the steel box girder.
Description
Technical Field
The utility model relates to the technical field of bridge construction, in particular to a steel box girder structure.
Background
In modern bridge construction, a steel box girder is a frequently used structural form, the structural form of the steel box girder is a rectangular or square hollow girder body, specifically, the steel box girder is formed by connecting an upper plate, a lower plate and two side plates at a certain interval, and the hollow girder body is internally provided with a rectangular or trapezoidal cavity. The structural design ensures that the steel box girder can bear a large amount of load and bending force, and simultaneously can reduce the whole weight of the bridge and enhance the stability and durability of the structure.
The steel box girder comprises a top plate arranged above, and the top plate of the steel box girder is completely installed by welding or bolting in the erection process during construction, and in the installation mode, a large gap exists between the top plate and the inner part of the hollow girder body, so that concrete can be infiltrated from the gap during pouring; the top plate is generally a common plane steel plate, the difficulty of the top plate in transportation and hoisting is high, and in order to increase the bearing capacity of the top plate, the plate thickness or the high-strength steel plate is generally increased, so that the whole weight of the steel box girder is increased, and the whole cost of the steel box girder is increased.
Disclosure of Invention
The utility model aims to solve the problems that: the steel box girder structure can prevent concrete from penetrating, is convenient to transport and hoist, and has high bearing capacity and low cost.
The utility model solves the problems by adopting the following technical scheme: the steel box girder structure comprises a bottom plate, two side plates and a plurality of beam partition plates, wherein the two side plates are respectively arranged on two sides of the bottom plate, the beam partition plates are arranged at intervals along the length direction of the steel box girder, the bottom plate, the two side plates and the beam partition plates divide the steel box girder into a plurality of box inner spaces, and the upper end surfaces of the two side plates are respectively provided with a side top plate; the side top plate is provided with a plug plate along the length direction, and the plug plate is arranged on one side close to the central axis of the steel box girder; the steel box girder structure further comprises a profiled steel sheet which is positioned between the two plug boards and is arranged along the length direction of the steel box girder, wherein the profiled steel sheet is contacted with the upper end surfaces of the side boards and the cross beam partition boards, and a water stop rubber strip is arranged at the contact position so that the profiled steel sheet seals the space in the box from the upper side; the profiled steel sheet includes a plurality of upwardly convex main stays and downwardly concave main grooves arranged at intervals along the length direction of the steel box girder for increasing the strength and curling ability of the profiled steel sheet.
Compared with the prior art, the cross beam partition plate and the side top plate are arranged, four sides of the profiled steel sheet are respectively arranged on the cross beam partition plate and the side top plate, and water stop rubber strips are arranged at the installation positions, so that the four sides of the profiled steel sheet are better sealed, and concrete liquid is not easy to infiltrate into the hollow beam body from gaps when concrete is poured; the arrangement of the plug board can be used for limiting the position of the profiled steel sheet, preventing the profiled steel sheet from moving, and is beneficial to sealing the inner space of the steel box girder by matching the profiled steel sheet with the water stop rubber strip; the profiled steel sheet comprises a plurality of main supporting strips and main grooves, and has higher bearing capacity under the condition of the same material and thickness compared with the common plane steel sheet, so that the profiled steel sheet with thinner thickness and lower material cost can reduce the overall weight and manufacturing cost of the steel box girder.
The utility model relates to a steel box girder structure, wherein a profiled steel sheet comprises two long sides along the length direction of the steel box girder and two short sides along the width direction of the steel box girder; through the design, the dimension of the four sides of the profiled steel sheet for supporting and the dimension of the middle suspension part are conveniently calculated according to actual conditions.
The utility model relates to a steel box girder structure, wherein a side top plate is divided into a first plate area close to the central axis of the steel box girder and a second plate area far away from the central axis of the steel box girder by a plug plate; a plurality of shear nails are fixedly connected to the first plate area; the second plate area is used for supporting the long side edge; through the design, the first plate area and the second plate area are divided, so that the arrangement of the shear nails is conveniently calculated, and the support area for the long side is calculated.
The utility model relates to a steel box girder structure, wherein a water stop rubber strip is arranged on a second plate area and used for preventing concrete liquid from penetrating into gaps between the second plate area and long sides.
The utility model relates to a steel box girder structure, wherein the upper end surface of a cross beam partition plate comprises a third plate area arranged at the middle part and two fourth plate areas arranged at two sides of the third plate area; the third plate area is provided with a plurality of shear nails, and the fourth plate area is used for supporting the short side edge; through the design, the third plate area and the fourth plate area are divided, so that the arrangement of the shear nails is conveniently calculated, and the support area for the short side is calculated.
The utility model relates to a steel box girder structure, wherein a water stop rubber strip is arranged on a fourth plate area and used for preventing concrete liquid from penetrating into gaps between the fourth plate area and a short side edge.
The utility model relates to a steel box girder structure, wherein a main stay bar and a main groove are integrally formed through a pressing process; an auxiliary supporting bar is further arranged in the main supporting bar; an auxiliary groove is further formed in the main groove; through the design, the manufacturing of profiled steel sheet is simpler, and the setting of vice support bar and vice recess makes the bearing capacity of profiled steel sheet stronger, simultaneously, makes the profiled steel sheet curl from support bar or vice recess department, and profiled steel sheet volume after curling is littleer, is favorable to transportation and hoist and mount.
The utility model relates to a steel box girder structure, wherein a plug board comprises a vertical board fixedly connected with a side top board and a transverse board fixedly connected with the upper end surface of the vertical board; the vertical plate is clung to the side surface of the long side edge; the transverse plate is clung to the upper end face of the main stay; through the design, the structural strength of the plug board is higher, and the plug board has better limiting effect on the profiled steel sheet.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a schematic view of the present utility model with profiled steel sheets omitted;
FIG. 3 is a cross-sectional view of the present utility model along the width of the steel box girder;
FIG. 4 is a schematic view of the cooperation of the side roof panel and profiled steel sheet;
FIG. 5 is a schematic view of the cooperation of the beam partition plate and profiled steel sheet;
FIG. 6 is a schematic view showing the overall structure of a profiled steel sheet;
Fig. 7 is an enlarged view of a partial structure of the profiled steel sheet.
Detailed Description
Before any embodiments of the utility model are explained in detail, it is to be understood that the utility model is not limited in its application to the details of construction and the arrangement of components set forth in the following description or illustrated in the following drawings. The utility model is capable of other embodiments and of being practiced or of being carried out in various ways. Also, it is to be understood that the phraseology and terminology used herein is for the purpose of description and should not be regarded as limiting. The use of "including" or "having" and variations thereof herein is meant to encompass the items listed thereafter and equivalents thereof as well as additional items. Unless specified or limited otherwise, the terms "mounted," "connected," "supported," and "coupled" and variations thereof are used broadly and encompass both direct and indirect mountings, connections, supports, and couplings. Furthermore, "connected" and "coupled" are not restricted to physical or mechanical connections or couplings.
Also, in the present disclosure, the terms "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, which are merely for convenience in describing the present disclosure and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus the above terms should not be construed as limiting the present disclosure; in a second aspect, the terms "a" and "an" should be understood as "at least one" or "one or more", i.e. in one embodiment the number of one element may be one, while in another embodiment the number of the element may be plural, the term "a" should not be construed as limiting the number.
It will be appreciated by persons skilled in the art that the embodiments of the utility model described above and shown in the drawings are by way of example only and are not limiting. The objects of the present utility model have been fully and effectively achieved. The functional and structural principles of the present utility model have been shown and described in the examples and embodiments of the utility model may be modified or practiced without departing from the principles described.
Embodiments of the present utility model are further described below with reference to the accompanying drawings.
Referring to fig. 1-7, a steel box girder structure comprises a bottom plate 1, two side plates 2 respectively arranged at two sides of the bottom plate 1, and a plurality of beam separators 3 arranged at intervals along the length direction of the steel box girder, wherein the bottom plate 1, the two side plates 2 and the plurality of beam separators 3 divide the steel box girder into a plurality of box spaces 9, and the upper end surfaces of the two side plates 2 are respectively provided with a side top plate 4; the side top plate 4 is provided with a plug plate 5 along the length direction, and the plug plate 5 is arranged at one side close to the central axis of the steel box girder; the steel box girder further comprises a profiled steel sheet 6 which is positioned between the two plug boards 5 and is arranged along the length direction of the steel box girder, the profiled steel sheet 6 is contacted with the upper end surfaces of the side boards 2 and the cross beam partition boards 3, and a water stop rubber strip 7 is arranged at the contact position so that the profiled steel sheet 6 seals the space 9 in the box from above; the profiled steel sheet 6 includes a plurality of upwardly convex main stays 61 and downwardly concave main grooves 62 arranged at intervals along the length direction of the steel box girder for increasing the strength and curling ability of the profiled steel sheet 6.
In actual construction, the beam partition plate 3 and the side top plate 4 are arranged, four sides of the profiled steel sheet 6 are respectively arranged on the beam partition plate 3 and the side top plate 4, and water stop rubber strips 7 are arranged at the installation positions, so that the four sides of the profiled steel sheet 6 are better sealed, and concrete liquid is not easy to infiltrate into the hollow beam body from gaps when concrete is poured; the plug board 5 can be used for limiting the position of the profiled steel sheet 6, preventing the profiled steel sheet 6 from moving, and is beneficial to sealing the inner space of the steel box girder by matching the profiled steel sheet 6 with the water stop rubber strip 7; the profiled steel sheet 6 comprises a plurality of main stay bars 61 and main grooves 62, and the profiled steel sheet 6 has higher carrying capacity under the same material and thickness as compared with the common planar steel sheet, so that the use of thinner, lower material cost profiled steel sheet 6 can reduce the overall weight and manufacturing cost of the steel box girder, and simultaneously, during transportation and lifting, the profiled steel sheet 6 can be curled along the main stay bars 61 and the main grooves 62, thereby providing convenience for transportation and lifting.
It should be noted that in some embodiments, the profiled steel sheet 6 is preferably steel material with a thickness of 1.2mm, and the surface is galvanized, and the profiled steel sheet 6 is spot welded to the beam bulkhead 3, the side roof panel 4, and the bulkhead 5 during installation.
With continued reference to fig. 4-6, the profiled steel sheet 6 includes two long sides 63 along the length of the steel box girder and two short sides 64 along the width of the steel box girder; in designing the profiled steel sheet 6, it is necessary to calculate the dimensions of the profiled steel sheet 6 for support on four sides and the dimension of the middle suspended portion according to the actual situation so that the profiled steel sheet 6 has a sufficient load-carrying capacity.
With continued reference to fig. 3 and 4, the blanking panels 5 divide the side top plate 4 into a first plate area 41 near the central axis of the steel box girder and a second plate area 42 far from the central axis of the steel box girder; a plurality of shear nails 8 are fixedly connected to the first plate area 41; the second plate section 42 is for supporting the long side 63; in the design of the blanking panels 5 and the side roof panels 4, the division of the first panel region 41 and the second panel region 42 facilitates the calculation of the arrangement of the shear pins 8 and the calculation of the support area for the long sides 63.
It should be noted that the plug board 5 on one side of the profiled steel sheet 6 may be fixedly connected to the side top board 4 on one side in advance, and when the profiled steel sheet 6 is installed, the plug board 5 on the other side is welded to the side top board 4 on the other side, so as to ensure that the plug boards 5 on both sides form a tight limit on the profiled steel sheet 6.
Referring to fig. 4, a water stop rubber strip 7 is disposed on the second plate area 42 to prevent the concrete liquid from penetrating into the gap between the second plate area 42 and the long side 63.
With continued reference to fig. 5, the upper end surface of the beam partition 3 includes a third plate area 31 disposed in the middle portion, and two fourth plate areas 32 disposed on two sides of the third plate area 31; the third plate section 31 is provided with a plurality of shear pins 8 and the fourth plate section 32 is provided for supporting the short side 64; the division of the third plate area 31 and the fourth plate area 32 facilitates the calculation of the arrangement of the shear pins 8 and the calculation of the support area for the short sides 64 in the design of the cross beam partition 3.
Referring further to fig. 5, a water stop rubber strip 7 is disposed on the fourth plate area 32 to prevent the concrete liquid from penetrating into the gap between the fourth plate area 32 and the short side 64.
With continued reference to fig. 6 and 7, the main stay 61 and the main groove 62 are integrally formed by a pressing process; the main supporting bar 61 is further provided with a sub supporting bar 611; the main groove 62 is further provided with a secondary groove 621; in actual manufacturing, the main stay 61 and the main groove 62 can be pressed on a common plane steel plate through a stamping tool, so that the manufacturing of the profiled steel plate 6 is simpler, and meanwhile, the main stay 61 and the main groove 62 can be pressed and the supporting bar 611 and the auxiliary groove 621 can be pressed simultaneously through the design of a stamping die; and the arrangement of the auxiliary supporting bar 611 and the auxiliary groove 621 makes the bearing capacity of the profiled steel sheet 6 stronger, and simultaneously makes the profiled steel sheet 6 curled from the supporting bar 611 or the auxiliary groove 621, and the curled profiled steel sheet 6 has smaller volume, thereby being beneficial to transportation and lifting.
Referring further to fig. 4, the blanking adapter 5 includes a riser 51 fixedly connected to the side roof 4, and a transverse plate 52 fixedly connected to an upper end surface of the riser 51; the risers 51 are against the sides of the long sides 63; the cross plate 52 is closely attached to the upper end face of the main stay 61; through diaphragm 52 and riser 51 design for the structural strength of end cap board 5 itself is more, in addition, the riser 51 of both sides hugs closely the both sides of long side 63, makes profiled sheet 6 unable removal in steel box girder width direction, has better spacing effect to profiled sheet 6, and diaphragm 52 exerts pressure from the long side 63 top of both sides, makes the cooperation of long side 63, stagnant water rubber strip 7, second board district 42 three inseparabler, can further prevent the infiltration of concrete liquid.
The foregoing is illustrative of the preferred embodiments of the present utility model and is not to be construed as limiting the claims. The present utility model is not limited to the above embodiments, and the specific structure thereof is allowed to vary. All changes which come within the meaning and range of equivalency of the claims are to be embraced within their scope.
Claims (8)
1. The utility model provides a steel case roof beam structure, includes bottom plate (1), set up respectively in two curb plates (2) of bottom plate (1) both sides and along polylith crossbeam baffle (3) that steel case roof beam length direction interval set up, bottom plate (1), two curb plates (2) and polylith crossbeam baffle (3) cut apart into a plurality of incasement spaces (9), its characterized in that with steel case roof beam: the upper end surfaces of the two side plates (2) are respectively provided with a side top plate (4); the side top plate (4) is provided with a plug plate (5) along the length direction, and the plug plate (5) is arranged at one side close to the central axis of the steel box girder; the steel box girder structure is characterized by further comprising profiled steel sheets (6) which are arranged between the two plug boards (5) and along the length direction of the steel box girder, wherein the profiled steel sheets (6) are contacted with the upper end surfaces of the side plates (2) and the cross beam partition boards (3), and water stop rubber strips (7) are arranged at the contact positions, so that the profiled steel sheets (6) seal the space (9) in the box from the upper part; the profiled steel sheet (6) includes a plurality of upwardly convex main stays (61) and downwardly concave main grooves (62) arranged at intervals along the length direction of the steel box girder for increasing the strength and crimping ability of the profiled steel sheet (6).
2. The steel box girder construction according to claim 1, wherein: the profiled steel sheet (6) comprises two long sides (63) along the length direction of the steel box girder and two short sides (64) along the width direction of the steel box girder.
3. The steel box girder construction according to claim 2, wherein: the plug board (5) divides the side top board (4) into a first board area (41) which is close to the central axis of the steel box girder and a second board area (42) which is far away from the central axis of the steel box girder; a plurality of shear nails (8) are fixedly connected to the first plate area (41); the second plate area (42) is used for supporting the long side (63).
4. A steel box girder construction according to claim 3, wherein: and a water stop rubber strip (7) is arranged on the second plate area (42).
5. The steel box girder construction according to claim 2, wherein: the upper end face of the beam partition plate (3) comprises a third plate area (31) arranged at the middle part and two fourth plate areas (32) arranged at two sides of the third plate area (31); the third plate section (31) is provided with a plurality of shear pins (8), and the fourth plate section (32) is arranged to support the short side (64).
6. The steel box girder construction of claim 5, wherein: and a water stop rubber strip (7) is arranged on the fourth plate area (32).
7. The steel box girder construction according to claim 1, wherein: the main stay (61) and the main groove (62) are integrally formed through a pressing process; an auxiliary supporting bar (611) is further arranged in the main supporting bar (61); a secondary groove (621) is further formed in the main groove (62).
8. The steel box girder construction according to claim 2, wherein: the plug board (5) comprises a vertical board (51) fixedly connected with the side top board (4) and a transverse board (52) fixedly connected with the upper end face of the vertical board (51); the vertical plate (51) is closely attached to the side surface of the long side (63); the cross plate (52) is closely attached to the upper end face of the main stay (61).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322927916.9U CN221029557U (en) | 2023-10-31 | 2023-10-31 | Steel box girder structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322927916.9U CN221029557U (en) | 2023-10-31 | 2023-10-31 | Steel box girder structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221029557U true CN221029557U (en) | 2024-05-28 |
Family
ID=91165954
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322927916.9U Active CN221029557U (en) | 2023-10-31 | 2023-10-31 | Steel box girder structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221029557U (en) |
-
2023
- 2023-10-31 CN CN202322927916.9U patent/CN221029557U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103899083A (en) | Building frame formwork | |
| JP2006257634A (en) | Corrugated-steel-plate web girder | |
| CN221029557U (en) | Steel box girder structure | |
| CN212357989U (en) | Orthotropic steel bridge deck | |
| KR101105404B1 (en) | Deck plate system using cap plate | |
| CN214195109U (en) | Two-sided coincide board-like shear force wall of assembly type structure | |
| CN215482225U (en) | Bridge device based on combination of concrete box girder and steel box girder | |
| CN214883850U (en) | Thrust beam structure and corrugated steel plate type box-shaped channel | |
| CN212223578U (en) | Anti-disengaging support and bridge | |
| CN210086504U (en) | Connecting structure of steel beam and concrete beam | |
| CN210828015U (en) | Reinforced aluminum suspended ceiling buckle plate | |
| CN210368600U (en) | Connecting structure of steel truss bridge beam and longitudinal beam | |
| KR20100002506A (en) | Built-up beam having profiled steel web | |
| CN220790599U (en) | Wall column template | |
| CN214421348U (en) | Container bottom plate and container | |
| CN211257831U (en) | Shear force wall external corner U type fastener | |
| CN210421900U (en) | Formwork and formwork system for building construction | |
| CN218814636U (en) | Steel beam concrete connection structure | |
| CN217680777U (en) | Bottom frame structure of integrated box house | |
| CN215716544U (en) | Steel construction building wall body environmental protection economizer | |
| CN214169467U (en) | Connecting member for precast concrete composite floor slab and H-shaped steel beam | |
| CN215253917U (en) | Assembled concrete partition wall | |
| CN217352618U (en) | Post-cast strip structure for support change of foundation pit inner support structure | |
| CN218263488U (en) | A bracket atress device for steel case roof beam construction of sliding | |
| CN217326469U (en) | Adjustable shaping template for wall type friction damper |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |