CN216864803U - Beam falling prevention device with crossbeam connected with box girder bottom plate - Google Patents
Beam falling prevention device with crossbeam connected with box girder bottom plate Download PDFInfo
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- CN216864803U CN216864803U CN202220591257.9U CN202220591257U CN216864803U CN 216864803 U CN216864803 U CN 216864803U CN 202220591257 U CN202220591257 U CN 202220591257U CN 216864803 U CN216864803 U CN 216864803U
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- steel strand
- screw rod
- pier
- bottom plate
- fixing bolt
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Abstract
The utility model relates to the technical field of bridge engineering, and discloses a beam falling prevention device for connecting a cross beam and a box beam bottom plate. According to the utility model, the first pier connection base and the second pier connection base are matched with the first fixing bolt and the second nut to extrude and fix the bridge cross beam, the second fixing bolt is matched with the third nut to fixedly connect the middle part of the bottom end of the small box girder to the top end of the girder plate connection seat, and then the first steel strand connection device and the second steel strand connection device are matched to be respectively connected to two ends of the steel strand device, so that the steel strands and the extrusion anchor are directly fastened together, the phenomenon that the girder falling prevention device falls off in connection is ensured, the cost is reduced, and the use is simple and convenient.
Description
Technical Field
The utility model relates to the technical field of bridge engineering, in particular to a beam falling prevention device for connecting a cross beam and a box beam bottom plate.
Background
A bridge is generally a structure erected on rivers, lakes and seas to enable vehicles, pedestrians and the like to pass smoothly, and is suitable for the modern high-speed developed traffic industry, the bridge is also extended to be a building erected to span mountains, unfavorable geology or meet other traffic requirements to enable the vehicles, pedestrians and the like to pass more conveniently.
The existing box girder is long and heavy, the tension force is not enough, the phenomenon that the crossbeam falls off easily occurs in the connection of the crossbeam and the box girder bottom plate connecting device, the existing beam falling prevention device is high in cost, complex to use and inconvenient to use.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the defects in the prior art and provides a beam falling prevention device for connecting a cross beam and a box beam bottom plate.
In order to achieve the purpose, the utility model adopts the following technical scheme: a beam falling prevention device for connecting a cross beam and a box beam bottom plate comprises a beam plate connecting seat, wherein a first steel strand connecting device is fixedly connected to the right side of the middle lower part of the beam plate connecting seat, a screw rod is arranged in the middle of the right side of the beam plate connecting seat, a first nut is in threaded connection with the right end of the middle part of the screw rod close to the edge, a spring is arranged at the right end of the middle part of the screw rod, a protection sheet is arranged in the middle of the screw rod, the left end of the screw rod penetrates through the beam plate connecting seat and extends to the inner side of the first steel strand connecting device, the left end of the screw rod is fixedly connected to the right end of the steel strand device, the left end of the steel strand device penetrates through the middle of the left end of the first steel strand connecting device, the left end of the steel strand device is fixedly connected to the middle of the right end of a second steel strand connecting device, the left end of the second steel strand connecting device is rotatably connected to the middle of a rotating rod, the front end and the rear end of the rotating rod are respectively and fixedly connected to the right end of the middle part of one side, adjacent to the fixed plate.
As a further description of the above technical solution:
the left end of fixed plate difference fixed connection is in the right-hand member middle part front and back side of first pier connection base, the left side of first pier connection base is provided with second pier connection base, the left side equidistance that the base was connected to the second pier is provided with the first fixing bolt of a plurality of, first fixing bolt all runs through the second pier in proper order and connects base and first pier connection base, the equal threaded connection of first fixing bolt's right-hand member has the second nut.
As a further description of the above technical solution:
the top equidistance of roof beam slab connecting seat is provided with the little case roof beam, the inboard bottom middle part of little case roof beam is provided with the preforming, the middle part equidistance of preforming is provided with a plurality of second fixing bolt, little case roof beam and roof beam slab connecting seat are all run through in proper order to second fixing bolt's bottom, the equal threaded connection in lower part of second fixing bolt has the third nut.
As a further description of the above technical solution:
the cable body of the steel strand device is of a composite cable body structure combined by corrosion-resistant and corrosion-resistant materials, and the interior of the steel strand device is of an unbonded steel strand structure.
As a further description of the above technical solution:
the bearing capacity of the steel rope device is 1860 kilo-newtons to 5000 kilo-newtons.
As a further description of the above technical solution:
the middle part left side of screw rod is provided with shock pad, shock pad's right side fixed connection is in the left side of screening glass.
As a further description of the above technical solution:
the outside of screw rod is provided with the safety cover, the left side fixed connection of safety cover is around the right side middle part of beam slab connecting seat.
The utility model has the following beneficial effects:
1. according to the utility model, the first pier connection base and the second pier connection base are matched with the first fixing bolt and the second nut to extrude and fix the bridge cross beam, the second fixing bolt is matched with the third nut to fixedly connect the middle part of the bottom end of the small box girder to the top end of the girder plate connection seat, and then the first steel strand connection device and the second steel strand connection device are matched to be respectively connected to two ends of the steel strand device, so that the steel strands and the extrusion anchor are directly fastened together, the phenomenon that the girder falling prevention device falls off in connection is ensured, the cost is reduced, and the use is simple and convenient.
Drawings
FIG. 1 is a structural diagram of a beam falling prevention device for connecting a cross beam and a box beam bottom plate, which is provided by the utility model;
fig. 2 is a partial structure enlarged view of a beam falling prevention device for connecting a cross beam and a box beam bottom plate according to the present invention.
Illustration of the drawings:
1. a beam plate connecting seat; 2. a screw; 3. a spring; 4. a first nut; 5. a protective sheet; 6. a first steel strand connecting device; 7. a steel strand device; 8. a second steel strand connecting device; 9. lifting lugs; 10. the first bridge pier is connected with the base; 11. the second bridge pier is connected with the base; 12. a first fixing bolt; 13. a second nut; 14. a second fixing bolt; 15. a third nut; 16. tabletting; 17. a small box girder; 18. damping cushion blocks; 19. a protective cover; 20. a rotating rod.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1-2, one embodiment of the present invention is provided: a beam falling prevention device for connecting a cross beam and a box beam bottom plate comprises a beam plate connecting seat 1, wherein the right side of the middle lower part of the beam plate connecting seat 1 is fixedly connected with a first steel strand connecting device 6, the right middle part of the beam plate connecting seat 1 is provided with a screw rod 2, the right end of the middle part of the screw rod 2 is connected with a first nut 4 close to the edge in a threaded manner, the right end of the middle part of the screw rod 2 is provided with a spring 3, the middle part of the screw rod 2 is provided with a protection sheet 5, the left end of the screw rod 2 penetrates through the beam plate connecting seat 1 and extends to the inner side of the first steel strand connecting device 6, the left end of the screw rod 2 is fixedly connected with the right end of a steel strand device 7, the left end of the steel strand device 7 penetrates through the middle part of the left end of the first steel strand connecting device 6, the left end of the steel strand device 7 is fixedly connected with the middle part of the right end of a second steel strand connecting device 8, the left end of the second steel strand connecting device 8 is rotatably connected with the middle part of a rotating rod 20, the front end and the rear end of the rotating rod 20 are fixedly connected to the right end of the middle portion of one side adjacent to the fixing plate 9 respectively, when the bridge beam fixing device is used, the first bridge pier connecting base 10 and the second bridge pier connecting base 11 are matched with the first fixing bolt 12 and the second nut 13 to extrude and fix a bridge beam, the second fixing bolt 14 is matched with the third nut 15 to fixedly connect the middle portion of the bottom end of the small box beam 17 to the top end of the beam plate connecting base 1, and then the first steel strand connecting device 6 and the second steel strand connecting device 8 are matched to be connected to the two ends of the steel strand device 7 respectively, so that the steel strands and the extrusion anchorage device can be fastened together more directly, the phenomenon that the steel strands fall off in the connection of the beam falling prevention device is guaranteed, the cost is reduced, the bridge beam fixing device is simple and convenient to use, and one or more steel strands can be arranged according to different environments when the bridge beam falling device is used.
The left end of the fixing plate 9 is respectively fixedly connected with the front side and the rear side of the middle part of the right end of the first pier connection base 10, the left side of the first pier connection base 10 is provided with a second pier connection base 11, the left side of the second pier connection base 11 is equidistantly provided with a plurality of first fixing bolts 12, the first fixing bolts 12 sequentially penetrate through the second pier connection base 11 and the first pier connection base 10, the right ends of the first fixing bolts 12 are all in threaded connection with second nuts 13 so as to be stably and fixedly connected with a bridge beam, the top of the beam plate connection base 1 is equidistantly provided with small box beams 17, the middle part of the inner bottom of the small box beams 17 is provided with a pressing plate 16, the middle part of the pressing plate 16 is equidistantly provided with a plurality of second fixing bolts 14, the bottom ends of the second fixing bolts 14 sequentially penetrate through the small box beams 17 and the beam plate connection base 1, the middle lower part of the second fixing bolts 14 is all in threaded connection with third nuts 15, be convenient for with little case roof beam 17 fixed connection, the compound cable body structure of corrosion-resistant anticorrosive material combination is adopted to the cable body of steel strand device 7, inside is the unbonded steel strand wires structure, steel strand device 7 bearing capacity is 1860 kilo newton to 5000 kilo newtons, the middle part left side of screw rod 2 is provided with cushion block 18, cushion block 18's right side fixed connection is in the left side of screening glass 5, be convenient for carry out the shock attenuation, the outside of screw rod 2 is provided with safety cover 19, safety cover 19's left side fixed connection is around the right side middle part of beam slab connecting seat 1, be convenient for strengthen the protection.
The working principle is as follows: with first pier connection base 10 and second pier connection base 11 cooperation first fixing bolt 12 and second nut 13 with bridge beam extrusion fixed, rethread second fixing bolt 14 cooperation third nut 15 with the bottom middle part fixed connection of little case roof beam 17 on the top of beam slab connecting seat 1, deuterogamy first steel strand wires connecting device 6 and second steel strand wires connecting device 8 and connect respectively at the both ends of steel strand wires device 7, can make steel strand wires and extrusion ground tackle more direct fastening together like this, the phenomenon that drops appears in the girder installation connection of having guaranteed to fall, use when having reduced the cost is got up also comparatively simply, it is convenient.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the utility model.
Claims (7)
1. The utility model provides a crossbeam and roof beam device that prevents that case roof beam bottom plate is connected, includes beam slab connecting seat (1), its characterized in that: the middle lower part right side of the beam plate connecting seat (1) is fixedly connected with a first steel strand connecting device (6), the right side middle part of the beam plate connecting seat (1) is provided with a screw rod (2), the middle right end of the screw rod (2) is close to the edge and is in threaded connection with a first nut (4), the middle right end of the screw rod (2) is provided with a spring (3), the middle part of the screw rod (2) is provided with a protection plate (5), the left end of the screw rod (2) penetrates through the beam plate connecting seat (1) and extends to the inner side of the first steel strand connecting device (6), the left end of the screw rod (2) is fixedly connected with the right end of the steel strand device (7), the left end of the steel strand device (7) penetrates through the left end middle part of the first steel strand connecting device (6), the left end of the steel strand device (7) is fixedly connected with the right end middle part of a second steel strand connecting device (8), the left end of the second steel strand connecting device (8) is rotatably connected to the middle of the rotating rod (20), and the front end and the rear end of the rotating rod (20) are fixedly connected to the right end of the middle of one side, adjacent to the fixing plate (9), of the fixing plate respectively.
2. The beam falling prevention device for connecting the cross beam with the box beam bottom plate, according to claim 1, is characterized in that: the left end difference fixed connection of fixed plate (9) is the right-hand member middle part front and back side of base (10) is connected at first pier, the left side that base (10) is connected to first pier is provided with second pier and connects base (11), the left side equidistance that base (11) is connected to the second pier is provided with the first fixing bolt (12) of a plurality of, first fixing bolt (12) all run through second pier in proper order and connect base (11) and first pier and connect base (10), the equal threaded connection of right-hand member of first fixing bolt (12) has second nut (13).
3. The device for preventing the beam from falling off, which is used for connecting the cross beam with the box beam bottom plate, according to claim 1, is characterized in that: the top equidistance of roof beam slab connecting seat (1) is provided with little case roof beam (17), the inboard bottom middle part of little case roof beam (17) is provided with preforming (16), the middle part equidistance of preforming (16) is provided with a plurality of second fixing bolt (14), little case roof beam (17) and roof beam slab connecting seat (1) are all run through in proper order to the bottom of second fixing bolt (14), the equal threaded connection in lower part of second fixing bolt (14) has third nut (15).
4. The beam falling prevention device for connecting the cross beam with the box beam bottom plate, according to claim 1, is characterized in that: the cable body of the steel strand device (7) adopts a composite cable body structure combined by corrosion-resistant and corrosion-resistant materials, and the interior of the cable body is of an unbonded steel strand structure.
5. The beam falling prevention device for connecting the cross beam with the box beam bottom plate, according to claim 1, is characterized in that: the bearing capacity of the steel rope device (7) is 1860 kilonewtons to 5000 kilonewtons.
6. The beam falling prevention device for connecting the cross beam with the box beam bottom plate, according to claim 1, is characterized in that: the middle part left side of screw rod (2) is provided with cushion block (18), the right side fixed connection of cushion block (18) is in the left side of screening glass (5).
7. The device for preventing the beam from falling off, which is used for connecting the cross beam with the box beam bottom plate, according to claim 1, is characterized in that: the outside of screw rod (2) is provided with safety cover (19), the left side fixed connection of safety cover (19) is around the right side middle part of beam slab connecting seat (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220591257.9U CN216864803U (en) | 2022-03-18 | 2022-03-18 | Beam falling prevention device with crossbeam connected with box girder bottom plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220591257.9U CN216864803U (en) | 2022-03-18 | 2022-03-18 | Beam falling prevention device with crossbeam connected with box girder bottom plate |
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| Publication Number | Publication Date |
|---|---|
| CN216864803U true CN216864803U (en) | 2022-07-01 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202220591257.9U Active CN216864803U (en) | 2022-03-18 | 2022-03-18 | Beam falling prevention device with crossbeam connected with box girder bottom plate |
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| CN (1) | CN216864803U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115450079A (en) * | 2022-10-18 | 2022-12-09 | 成都市市政工程设计研究院有限公司 | Environment-friendly steel structure cantilever foot bridge and main beam connecting structure and construction method |
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2022
- 2022-03-18 CN CN202220591257.9U patent/CN216864803U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115450079A (en) * | 2022-10-18 | 2022-12-09 | 成都市市政工程设计研究院有限公司 | Environment-friendly steel structure cantilever foot bridge and main beam connecting structure and construction method |
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