CN220847060U - Concrete hollow slab beam for bridge construction - Google Patents
Concrete hollow slab beam for bridge construction Download PDFInfo
- Publication number
- CN220847060U CN220847060U CN202322692066.9U CN202322692066U CN220847060U CN 220847060 U CN220847060 U CN 220847060U CN 202322692066 U CN202322692066 U CN 202322692066U CN 220847060 U CN220847060 U CN 220847060U
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- slab beam
- connecting plate
- bridge construction
- positioning
- concrete hollow
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- 238000010276 construction Methods 0.000 title claims abstract description 22
- 238000009434 installation Methods 0.000 abstract description 9
- 238000011900 installation process Methods 0.000 abstract description 3
- 230000009286 beneficial effect Effects 0.000 description 4
- 210000001503 joint Anatomy 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 238000005452 bending Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000000945 filler Substances 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 238000004891 communication Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 238000009417 prefabrication Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Bridges Or Land Bridges (AREA)
Abstract
The utility model discloses a concrete hollow slab beam for bridge construction, which comprises a slab beam body, wherein a first connecting plate is arranged on one side surface of the slab beam body, a positioning groove is formed in one side of the top surface of the first connecting plate, a locking hole is formed in one side of the inner wall of the positioning groove, a locking bolt penetrates through the positioning groove on one side surface of the first connecting plate, and a second connecting plate is arranged on one side surface of the slab beam body. According to the utility model, the positioning block on the bottom surface of the second connecting plate on one side surface of the plate girder body is inserted into the positioning groove on the top surface of the first connecting plate on one side surface of the other plate girder body, and then the locking bolt is rotated, so that when the locking bolt penetrates through the positioning hole on the positioning block and extends to the locking hole on one side surface of the inner wall of the positioning groove, the plate girder bodies can be assembled and installed, the installation process is simple and convenient, the limitation in use is reduced, and the assembly and installation efficiency of the plate girder bodies is improved conveniently.
Description
Technical Field
The utility model relates to the technical field of bridge engineering, in particular to a concrete hollow slab beam for bridge construction.
Background
The hollow slab bridge is a bridge structure commonly used in bridge engineering construction in China, and is widely applied to practical application of urban bridges and highway bridges. The structure has the advantages of light dead weight, good structural performance, convenient construction, mass industrialized prefabrication and a plurality of beneficial factors, and realizes a large number of large-scale practices in bridge engineering research and application of decades in China.
The current China patent with the publication number of CN211142767U discloses a hollow slab beam bridge structure with concrete filler, and the technical scheme is characterized in that: including hollow slab beam (2) and the hinge joint (1) of connecting multi-disc hollow slab beam (2) that the multi-disc placed side by side, hinge joint (1) set up along the length direction of hollow slab beam (2), including tilt section (4) and vertical section (5) that connect gradually from top to bottom, tilt section (4) adopt concrete filler to fill, vertical section (9) do not have the packing. Compared with the prior art, the utility model cancels the design of reserved steel bars and constructional steel bars in the flower bottleneck and hinge joints in the traditional hollow slab beam structure, has a simple and definite structural form, simplifies the template complexity of the butt joint surface of the hollow slab beam and the hinge joints, and reduces the construction difficulty; and concrete is poured only in the inclined section, so that the transverse bending rigidity of the hinge joint is reduced, the bending moment level at the hinge joint is reduced, and the hinge joint area adopts a partial pouring mode, so that the concrete consumption of the hinge joint is further reduced.
The prior art scheme among the above-mentioned has following defect, and above-mentioned technical scheme is even though hinge seam region adopts the form of partial pouring, has further reduced the concrete quantity of hinge seam, but among the above-mentioned technical scheme, still adopts traditional installation combination mode to make up the plate girder and installs together, and traditional mode is inconvenient to make up the installation between the plate girder, wastes time and energy, reduces its combination installation effectiveness easily.
Disclosure of utility model
(One) solving the technical problems
Aiming at the defects of the prior art, the utility model provides the concrete hollow slab beam for bridge construction, which has the advantages of convenience in combined installation between slab beams and high combined installation efficiency, thereby solving the problems in the background art.
(II) technical scheme
In order to achieve the above purpose, the present utility model adopts the following technical scheme: the utility model provides a concrete hollow slab beam for bridge construction, includes the slab beam body, one side surface of slab beam body is equipped with first connecting plate, and has seted up the constant head tank on one side of the top surface of first connecting plate, the locking hole has been seted up to inner wall one side of constant head tank, one side surface of first connecting plate runs through the constant head tank and is equipped with the locking bolt, one side surface of slab beam body is equipped with the second connecting plate, and bottom surface one side of second connecting plate is equipped with the locating piece, one side surface of locating piece runs through and is equipped with the locating hole.
Preferably, the locking bolt is in threaded connection with the locking hole.
Preferably, the locking bolt is matched with the positioning hole.
Preferably, the positioning block is matched with the positioning groove.
Preferably, the first connecting plate is matched with the second connecting plate.
Preferably, a hollow cavity is penetrated and arranged at the middle position of the front end surface of the plate girder body.
Preferably, the first connecting plate and the second connecting plate are fixedly connected with the plate girder body respectively.
(III) beneficial effects
Compared with the prior art, the utility model provides the concrete hollow slab beam for bridge construction, which has the following beneficial effects:
(1) According to the utility model, the positioning block on the bottom surface of the second connecting plate on one side surface of the plate girder body is inserted into the positioning groove on the top surface of the first connecting plate on one side surface of the other plate girder body, and then the locking bolt is rotated, so that when the locking bolt penetrates through the positioning hole on the positioning block and extends to the locking hole on one side surface of the inner wall of the positioning groove, the plate girder bodies can be assembled and installed, the installation process is simple and convenient, the limitation in use is reduced, and the assembly and installation efficiency of the plate girder bodies is improved conveniently.
(2) According to the utility model, the locking bolt, the locking hole, the positioning groove and the positioning hole are arranged, and when the locking bolt penetrates through the positioning hole on the positioning block and extends to the locking hole on one side surface of the inner wall of the positioning groove, the positioning block can be locked and positioned, the positioning block is prevented from being separated from the positioning groove, the stability of the positioning block in the positioning groove is conveniently improved, and the firmness of the plate girder body after combined installation is conveniently improved.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic structural view of a concrete hollow slab beam for bridge construction according to the present utility model;
FIG. 2 is a schematic diagram of a combined structure of a concrete hollow slab beam for bridge construction;
FIG. 3 is a schematic view of a first connection plate structure of a concrete hollow slab beam for bridge construction according to the present utility model;
fig. 4 is a schematic diagram of a second connection plate structure of a concrete hollow slab beam for bridge construction according to the present utility model.
Legend description:
1. A plate girder body; 2. a first connection plate; 3. a locking bolt; 4. a positioning groove; 5. a locking hole; 6. a second connecting plate; 7. a positioning block; 8. and positioning holes.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
In the description of the present utility model, it should be noted that, directions or positional relationships indicated by terms such as "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., are based on directions or positional relationships shown in the drawings, are merely for convenience of description and simplification of description, and do not indicate or imply that the apparatus or element to be referred to must have a specific direction, be constructed and operated in the specific direction, and thus should not be construed as limiting the present utility model; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; furthermore, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
Referring to fig. 1-4, a concrete hollow slab beam for bridge construction includes a slab beam body 1, a first connecting plate 2 is disposed on a side surface of the slab beam body 1, a positioning slot 4 is disposed on a side of a top surface of the first connecting plate 2, a locking hole 5 is disposed on a side of an inner wall of the positioning slot 4, a locking bolt 3 is disposed on a side surface of the first connecting plate 2 penetrating through the positioning slot 4, a second connecting plate 6 is disposed on a side surface of the slab beam body 1, a positioning block 7 is disposed on a side surface of a bottom of the second connecting plate 6, a positioning hole 8 is disposed on a side surface of the positioning block 7 penetrating through, a positioning block 7 on a side surface of the second connecting plate 6 is inserted into a positioning slot 4 on a side surface of another slab beam body 1, and the locking bolt 3 is rotated.
In one embodiment, the locking bolt 3 is in threaded connection with the locking hole 5, wherein by rotating the locking bolt 3, when the locking bolt 3 penetrates through the positioning hole 8 on the positioning block 7 and extends to the locking hole 5 on one side surface of the inner wall of the positioning groove 4, the positioning block 7 can be locked and positioned, the positioning block 7 is prevented from being separated from the positioning groove 4, so that the stability of the positioning block 7 in the positioning groove 4 is conveniently improved, and the firmness of the plate girder body 1 after combined installation is conveniently improved.
In one embodiment, the locking bolt 3 is matched with the positioning hole 8, so that the locking bolt 3 can conveniently penetrate through the positioning hole 8, thereby being convenient for locking and positioning the positioning block 7 and being beneficial to improving the stability of the positioning block 7 in the positioning groove 4.
In one embodiment, the positioning block 7 is matched with the positioning groove 4, so that the positioning block 7 is convenient to be positioned and inserted with the positioning groove 4.
In one embodiment, the first connection plate 2 is mated with the second connection plate 6.
In one embodiment, a hollow cavity is provided through the front end surface of the plate girder body 1 at a middle position.
In one embodiment, the first connecting plate 2 and the second connecting plate 6 are fixedly connected with the plate girder body 1 respectively, so as to improve the firmness of the first connecting plate 2 and the second connecting plate 6 on the plate girder body 1.
Working principle:
When the plate girder 1 is used, the positioning block 7 on the bottom surface of the second connecting plate 6 on one side surface of the plate girder body 1 is inserted into the positioning groove 4 on the top surface of the first connecting plate 2 on one side surface of the other plate girder body 1, the locking bolt 3 is rotated, when the locking bolt 3 penetrates through the positioning hole 8 on the positioning block 7 and extends to the locking hole 5 on one side surface of the inner wall of the positioning groove 4, the plate girder body 1 can be assembled and installed, the installation process is simple and convenient, the limitation in use is reduced, the assembling and installing efficiency of the plate girder body 1 is improved conveniently, wherein the positioning block 7 can be locked and positioned by rotating the locking bolt 3 when the locking bolt 3 penetrates through the positioning hole 8 on the positioning block 7 and extends to the locking hole 5 on one side surface of the inner wall of the positioning groove 4, the positioning block 7 is prevented from being separated from the positioning groove 4, the stability of the positioning block 7 in the positioning groove 4 is convenient to be improved, and the firmness of the plate girder body 1 after being assembled and installed is convenient to be improved.
The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.
Claims (7)
1. The utility model provides a concrete hollow slab beam for bridge construction, includes slab beam body (1), its characterized in that, one side surface of slab beam body (1) is equipped with first connecting plate (2), and constant head tank (4) have been seted up on one side of the top surface of first connecting plate (2), locking hole (5) have been seted up on one side of the inner wall of constant head tank (4), one side surface of first connecting plate (2) runs through constant head tank (4) and is equipped with locking bolt (3), one side surface of slab beam body (1) is equipped with second connecting plate (6), and one side of the bottom surface of second connecting plate (6) is equipped with locating piece (7), one side surface of locating piece (7) runs through and is equipped with locating hole (8).
2. A concrete hollow slab beam for bridge construction according to claim 1, characterized in that the locking bolt (3) is screwed with the locking hole (5).
3. A concrete hollow slab beam for bridge construction according to claim 1, characterized in that the locking bolts (3) are matched with the positioning holes (8).
4. The concrete hollow slab beam for bridge construction according to claim 1, wherein the positioning block (7) is matched with the positioning groove (4).
5. A concrete hollow slab girder for bridge construction according to claim 1, characterized in that the first connection plate (2) is matched with the second connection plate (6).
6. The concrete hollow slab beam for bridge construction according to claim 1, wherein a hollow cavity is penetrated and arranged at the middle position of the front end surface of the slab beam body (1).
7. A concrete hollow slab beam for bridge construction according to claim 1, characterized in that the first connecting plate (2) and the second connecting plate (6) are fixedly connected with the slab beam body (1) respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322692066.9U CN220847060U (en) | 2023-10-08 | 2023-10-08 | Concrete hollow slab beam for bridge construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322692066.9U CN220847060U (en) | 2023-10-08 | 2023-10-08 | Concrete hollow slab beam for bridge construction |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220847060U true CN220847060U (en) | 2024-04-26 |
Family
ID=90743252
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322692066.9U Active CN220847060U (en) | 2023-10-08 | 2023-10-08 | Concrete hollow slab beam for bridge construction |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220847060U (en) |
-
2023
- 2023-10-08 CN CN202322692066.9U patent/CN220847060U/en active Active
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