CN218951986U - Spliced bridge beam slab stabilizing device - Google Patents
Spliced bridge beam slab stabilizing device Download PDFInfo
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- CN218951986U CN218951986U CN202223258977.2U CN202223258977U CN218951986U CN 218951986 U CN218951986 U CN 218951986U CN 202223258977 U CN202223258977 U CN 202223258977U CN 218951986 U CN218951986 U CN 218951986U
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Abstract
The utility model discloses a spliced bridge beam plate stabilizing device which comprises a beam plate body formed by sequentially splicing a plurality of groups of beam plates in a left-right distribution manner, wherein fixing blocks are sleeved on the left side wall and the right side wall of the beam plate body. According to the utility model, two groups of fixing blocks are connected through the two pull rods, and then force is applied between the two groups of first ejector rods with the same height through the center line and the center of the beam plate contact surface, so that a plurality of groups of beam plate bodies are abutted tightly, the stability is maintained, the fixing blocks and the pull rods are kept from bending and deforming when the inner reinforcing beam and the outer reinforcing beam are used for applying force to the first ejector rods, the second ejector rods are rotationally connected with the lower wall of the beam plate body, the pull rods can be reversely restrained through the lower surface of the beam plate body, the pull rods are prevented from bending, only the bottom plate of the connecting plate is welded with the beam plate body and is not dismounted in the later stage, and the rest parts are quite convenient to dismount.
Description
Technical Field
The utility model relates to the technical field of bridge construction, in particular to a spliced bridge beam slab stabilizing device.
Background
Many old bridges needing to be repaired and heavy covers are different from the existing integrated box girder bridges, and a plurality of girder plates are transversely spliced, namely left and right directions are spliced to form a girder plate body. When a bridge on the original road is subjected to renovation and flip cover, the road is required to be kept smooth, a half bridge deck is usually dismantled, vehicles are concentrated on the other half bridge deck, and the other half bridge deck keeps the vehicles smooth, namely, the construction of the half bridge deck is ensured, the vehicle flow becomes large, so that a large bending moment is easily generated on a beam plate of the bridge, or the wet joint of the bridge plate is stressed to crack under the condition that the vehicle starts to suddenly brake to apply a large reaction force to the bridge deck, and even the whole beam plate is translated; the safety of the half bridge in the construction period is difficult to ensure.
In the prior art, the general coping method is to directly fix the beam plates of the guarantor half-width bridge into a whole by utilizing the steel plates, and fix the steel plates by using expansion bolts, but the main structure of the bridge can be broken just, so that irreversible damage is easily caused to the guarantor half-width bridge to influence guarantor half-width normal traffic; the device can only be installed on the bottom surface of a bridge, the installation and construction are very difficult, personnel hoisting operation is needed, the later period of the device is not easy to detach, the technology also proposes to additionally install fixing clamps on two sides of the bridge, then, steel wires are arranged at the bottom of the bridge to tighten the two groups of fixing clamps, so that the plurality of groups of beam plates are propped against each other to keep stable, but from the structure, it is easy to see that the steel wires need to be annularly sleeved on the object if the object is needed to be tightly bound, the proposed steel wires are only arranged at one of the bottom of the beam plates, at the moment, the force application direction of the steel wires is not tightened by the plurality of groups of beam plates, but strings similar to bowstrings are tightened, the beam plates are gradually arched, the irreversible damage is necessarily caused to the bridge with half width, and the stable effect cannot be achieved.
Disclosure of Invention
The utility model aims to solve the defects in the prior art and provides a spliced bridge beam slab stabilizing device.
In order to achieve the above purpose, the present utility model adopts the following technical scheme: the utility model provides a concatenation bridge beam slab stabilising arrangement, includes the beam slab body that is the distribution in proper order concatenation formation about being by multiunit beam slab, beam slab body left and right sides wall all overlaps and is equipped with the fixed block, two sets of one side that the fixed block is on the back is provided with the first additional strengthening who is used for avoiding deformation when applying force, two sets of one side that the fixed block is relative is provided with the second additional strengthening who is used for promoting first additional strengthening and promotes the effect, two sets of connect and two pull rods all are located beam slab body below through two pull rods between the fixed block, two pull rods lock with two sets of fixed blocks through four sets of third nuts, two sets of one side that the fixed block is on the back mutually is provided with the beta structure who is used for compressing tightly beam slab body messenger's its stability, two be provided with between pull rod and the beam slab body and be used for avoiding the crooked bearing structure of pull rod.
As a further description of the above technical solution:
the first reinforcing structure comprises two groups of external reinforcing beams, and the two groups of external reinforcing beams are respectively and fixedly connected to one sides of the two groups of fixed blocks opposite to each other.
As a further description of the above technical solution:
the second reinforcing structure comprises four groups of reinforcing sleeves, the four groups of reinforcing sleeves are fixedly connected to one sides of the two groups of fixing blocks in a pairwise manner, the pull rods are respectively arranged on the inner side walls of the two groups of reinforcing sleeves in a left-right opposite manner, and an inner reinforcing beam is fixedly connected between the upper wall of the reinforcing sleeve and one side of the fixing block, which faces the reinforcing sleeve.
As a further description of the above technical solution:
the pressing structure comprises two groups of first ejector rods and first wrenches, the two groups of first ejector rods are respectively connected to one sides of the two groups of fixed blocks in a threaded mode, the two groups of opposite ends of the first ejector rods penetrate through the two groups of fixed blocks respectively and are abutted to the left side wall and the right side wall of the beam plate body, the axes of the two groups of first ejector rods are collinear, a connecting line between the opposite ends of the two groups of first ejector rods and the central point of a plurality of groups of beam plate contact surfaces in the beam plate body are at the same horizontal height, the first ejector rods are locked with the fixed blocks through first nuts, and the two groups of first wrenches are respectively connected to one ends of the two groups of first ejector rods, which are far away from the fixed blocks, in a rotating mode.
As a further description of the above technical solution:
the supporting structure comprises a connecting plate, a second spanner, a second ejector rod, a connecting plate and two groups of sliding sleeves, wherein the two groups of sliding sleeves are respectively and slidably connected to the outer walls of the two pull rods and are located between the two groups of fixed blocks, the connecting plate is fixedly connected between the two groups of sliding sleeves, the second ejector rod is in threaded connection with the lower wall of the connecting plate, the second ejector rod penetrates through the inner wall of the connecting plate and extends out to the upper end of the connecting plate, the connecting plate is welded on the lower wall of the beam plate body, the connecting plate is formed by a bottom plate and a cover plate in threaded connection, a top plate is arranged at one end of the second ejector rod, which faces the beam plate body, of the top plate is rotatably connected between the cover plate and the bottom plate, and the second ejector rod is rotatably connected with the beam plate body through the top plate and the connecting plate.
As a further description of the above technical solution:
the second ejector rod is locked with the connecting plate through a second nut, and the second wrench is rotationally connected to one end, far away from the beam plate body, of the second ejector rod.
The utility model has the following beneficial effects:
compared with the prior art, the spliced bridge beam slab stabilizing device has the advantages that two groups of fixing blocks are connected through the two pull rods, the two groups of first ejector rods with the same height as the center of the beam slab contact surface are used for applying force between the two groups of first ejector rods through the axial lead, so that multiple groups of beam slab bodies are abutted tightly and kept stable, the fixing blocks and the pull rods are kept from bending deformation when the inner reinforcing beam and the outer reinforcing beam are used for applying force through the first ejector rods, the second ejector rods are connected with the lower wall of the beam slab body in a rotating mode, the pull rods are prevented from being bent through the lower surface of the beam slab body, the bottom plate of the connecting plate is welded with the beam slab body and is not detached any more when the later stage is detached, and the rest parts are quite convenient to detach.
Drawings
FIG. 1 is a schematic view of a beam slab body structure;
fig. 2 is a schematic diagram of the overall structure of a spliced bridge beam slab stabilizing device according to the present utility model;
FIG. 3 is an enlarged view of a portion of the stabilizing device for a spliced bridge beam slab in FIG. 2 according to the present utility model;
FIG. 4 is a schematic side view of a local connection structure of a beam slab body, a fixed block and a pull rod of the spliced bridge beam slab stabilizing device;
FIG. 5 is an enlarged view of a portion of the splice bridge deck stabilization device of FIG. 4 at B;
fig. 6 is a schematic diagram of a part of a tie rod and connecting plate connecting structure of a spliced bridge beam slab stabilizing device according to the present utility model.
Legend description:
1. a beam plate body; 2. a fixed block; 3. an external reinforcing beam; 4. a reinforcing sleeve; 5. an inner stiffening beam; 6. a first ejector rod; 7. a first nut; 8. a first wrench; 9. a pull rod; 10. a third nut; 11. a sliding sleeve; 12. a second ejector rod; 13. a second nut; 14. a second wrench; 15. a splice plate; 16. and (5) connecting a plate.
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.
Referring to fig. 1 to 6, the utility model provides a spliced bridge beam slab stabilizing device: the beam plate comprises a beam plate body 1 formed by sequentially splicing a plurality of groups of beam plates in a left-right distribution manner, wherein fixed blocks 2 are sleeved on the left side wall and the right side wall of the beam plate body 1, a first reinforcing structure for avoiding deformation during force application is arranged on one side of the two groups of fixed blocks 2, the first reinforcing structure comprises two groups of external reinforcing beams 3, the two groups of external reinforcing beams 3 are respectively fixedly connected to one side of the two groups of fixed blocks 2 opposite to each other, and the two groups of external reinforcing beams 3 are respectively used for reinforcing the strength of one side of the two groups of fixed blocks 2 opposite to each other;
the second reinforcing structure for improving the lifting effect of the first reinforcing structure is arranged on one side opposite to the two groups of fixed blocks 2, the second reinforcing structure comprises four groups of reinforcing sleeves 4, the four groups of reinforcing sleeves 4 are fixedly connected to one side opposite to the two groups of fixed blocks 2 in pairs, the inner side walls of the two groups of reinforcing sleeves 4 are fixedly connected between the upper wall of the reinforcing sleeve 4 and one side, facing the reinforcing sleeve 4, of the fixed block 2, of the pull rod 9, an inner reinforcing beam 5 is fixedly connected between the upper wall of the reinforcing sleeve 4 and one side, facing the reinforcing sleeve 4, of the fixed block 2, and the reinforcing sleeve 4 and the inner reinforcing beam 5 are both used for improving the strength of one side opposite to the two groups of fixed blocks 2;
the two groups of fixed blocks 2 are connected through two pull rods 9, the two pull rods 9 are positioned below the beam plate body 1, the two pull rods 9 are locked with the two groups of fixed blocks 2 through four groups of third nuts 10, one side of the two groups of fixed blocks 2, which is opposite to each other, is provided with a pressing structure for pressing the beam plate body 1 to stabilize the beam plate body, the pressing structure comprises two groups of first ejector rods 6 and a first spanner 8, the two groups of first ejector rods 6 are respectively connected to one side of the two groups of fixed blocks 2 in a threaded manner, opposite ends of the two groups of first ejector rods 6 respectively penetrate through the two groups of fixed blocks 2 and are abutted to the left side wall and the right side wall of the beam plate body 1, the axes of the two groups of first ejector rods 6 are collinear, the connecting line between the opposite ends of the two groups of first ejector rods 6 and the central point of a plurality of beam plate contact surfaces in the beam plate body 1 are at the same horizontal height, the first ejector rods 6 are locked with the fixed blocks 2 through the first nuts 7, the two groups of first spanner 8 are respectively connected to one ends of the two groups of first ejector rods 6, which are far away from the fixed blocks 2, the two groups of first ejector rods 9 are respectively connected to form a whole, and the two groups of fixed blocks 2 are moved towards the first ejector rods 6 through the first spanner 8, and the first ejector rods 6 are moved towards the beam plate body by the first ejector plates 6, and the first ejector plates 6 are relatively stable when the first ejector plates are moved by the first ejector plates 6;
the support structure for avoiding bending of the pull rod 9 is arranged between the two pull rods 9 and the beam plate body 1, the support structure comprises a connecting plate 16, a second spanner 14, a second ejector rod 12, a connecting plate 15 and two groups of sliding sleeves 11, the two groups of sliding sleeves 11 are respectively and slidably connected to the outer walls of the two pull rods 9 and are located between the two groups of fixed blocks 2, the connecting plate 16 is fixedly connected between the two groups of sliding sleeves 11, the second ejector rod 12 is in threaded connection with the lower wall of the connecting plate 16, the second ejector rod 12 penetrates through the inner wall of the connecting plate 16 and stretches out to the upper end of the connecting plate 16, the connecting plate 15 is welded on the lower wall of the beam plate body 1, the connecting plate 15 is formed by threaded connection of a bottom plate and a cover plate, one end of the second ejector rod 12, which faces the beam plate body 1, is provided with a top plate, the top plate is rotatably connected between the bottom plate and the bottom plate through the top plate, the connecting plate 15 is rotatably connected with the beam plate body 1 through the top plate, the second ejector rod 12 is rotatably locked with the connecting plate 16 through a second nut 13, the second spanner 14 is rotatably connected to one end of the second ejector rod 12 far away from the beam plate body 1, the bottom plate 1 through welding and is fixedly connected with the lower wall of the beam plate body 1, then the cover plate 12 is sleeved on the outer wall of the bottom plate 12 through the bottom plate and extends to the top plate 12, the second ejector rod 12 is tightly pressed by the second ejector rod 12 through the second spanner 12, and the second ejector rod 12 is tightly pressed by the second spanner 9, and the end is tightly pressed by the second ejector rod 12, when the connecting plate is tightly pressed by the second spanner 9 and the connecting plate is tightly pressed against the bottom plate 1 and the connecting plate 1.
Working principle: the bottom plate of the joint plate 15 is fixedly connected with the lower wall of the beam plate body 1 through welding, then the cover plate is sleeved on the outer wall of the second ejector rod 12, after the cover plate is in threaded connection with the bottom plate, the second ejector rod 12 and the joint plate 15 form a rotation connection relation, when the second ejector rod 12 is rotated through the second spanner 14, the pull rod 9 can be controlled to ascend and descend, the pull rod 9 is reversely controlled through the beam plate body 1, the pull rod 9 is prevented from bending when the pressing structure is forced to cause the failure of the pressing structure, the pull rod 9 connects two groups of fixing blocks 2 into a whole, at the moment, when the first ejector rod 6 is rotated through the first spanner 8 to move the first ejector rod 6 towards the beam plate body 1, multiple groups of beam plates are squeezed tightly through the first ejector rods 6 which move relatively, so that stability is kept, the reinforcing sleeve 4 and the inner reinforcing beam 5 are used for improving the strength of opposite sides of the two groups of the fixing blocks 2, and the outer reinforcing beams 3 are respectively used for reinforcing the strength of opposite sides of the two groups of the fixing blocks 2.
Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present utility model, and although the present utility model 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 described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present utility model.
Claims (6)
1. The utility model provides a concatenation bridge beam slab stabilising arrangement, includes beam slab body (1) that is the distribution and splices in proper order about being by multiunit beam slab, its characterized in that: the beam slab body (1) is all overlapped and is equipped with fixed block (2), two sets of one side that fixed block (2) are on the back of the body is provided with the first additional strengthening who is used for avoiding deformation when exerting the force, two sets of one side that fixed block (2) are relative is provided with the second additional strengthening who is used for promoting first additional strengthening and promotes the effect, two sets of connect and two pull rods (9) all are located beam slab body (1) below through two pull rods (9) between fixed block (2), two pull rods (9) are locked with two sets of fixed block (2) through four sets of third nuts (10), two sets of one side that fixed block (2) are on the back of the body is provided with the beta structure that is used for compressing tightly beam slab body (1) to make its stability, two be provided with between pull rod (9) and beam slab body (1) and be used for avoiding the crooked bearing structure of pull rod (9).
2. The spliced bridge beam slab stabilizing device according to claim 1, wherein: the first reinforcing structure comprises two groups of external reinforcing beams (3), and the two groups of external reinforcing beams (3) are respectively and fixedly connected to one sides of the two groups of fixed blocks (2) opposite to each other.
3. The spliced bridge beam slab stabilizing device according to claim 2, wherein: the second reinforcing structure comprises four groups of reinforcing sleeves (4), the four groups of reinforcing sleeves (4) are fixedly connected to one sides of the two groups of fixing blocks (2) in a pairwise manner, the two groups of opposite reinforcing sleeves (4) are respectively arranged on the left side and the right side of the pull rod (9), and an inner reinforcing beam (5) is fixedly connected between the upper wall of the reinforcing sleeve (4) and one side of the fixing block (2) facing the reinforcing sleeve (4).
4. A spliced bridge girder plate stabilizing device according to claim 3, wherein: the pressing structure comprises two groups of first ejector rods (6) and first wrenches (8), wherein the two groups of first ejector rods (6) are respectively connected to one sides of the two groups of fixed blocks (2) in a threaded mode, one ends of the two groups of first ejector rods (6) which are opposite penetrate through the two groups of fixed blocks (2) respectively and are abutted to the left side wall and the right side wall of the beam plate body (1), the two groups of first ejector rods (6) are collinear in axes, connecting lines between the two groups of opposite ends of the first ejector rods (6) are at the same horizontal height with the central points of the contact surfaces of multiple groups of beam plates in the beam plate body (1), the first ejector rods (6) are locked with the fixed blocks (2) through first nuts (7), and the two groups of first wrenches (8) are respectively connected to one ends of the two groups of first ejector rods (6) which are far away from the fixed blocks (2).
5. The spliced bridge beam slab stabilizing device as set forth in claim 4, wherein: the supporting structure comprises a connecting plate (16), a second spanner (14), a second ejector rod (12), a connecting plate (15) and two groups of sliding sleeves (11), wherein the two groups of sliding sleeves (11) are respectively connected with the outer walls of the two pull rods (9) in a sliding mode and are located between the two groups of fixed blocks (2), the connecting plate (16) is fixedly connected between the two groups of sliding sleeves (11), the second ejector rod (12) is in threaded connection with the lower wall of the connecting plate (16), the second ejector rod (12) penetrates through the inner wall of the connecting plate (16) and extends out to the upper end of the connecting plate (16), the connecting plate (15) is welded on the lower wall of the beam plate body (1), the connecting plate (15) is formed by a bottom plate and a cover plate in threaded connection mode, the second ejector rod (12) is connected between the cover plate and the bottom plate in a rotating mode towards one end of the beam plate body (1), and the second ejector rod (12) is connected with the beam plate body (1) in a rotating mode through the top plate and the connecting plate (15).
6. The spliced bridge beam slab stabilizing device according to claim 5, wherein: the second ejector rod (12) is locked with the connecting plate (16) through a second nut (13), and the second wrench (14) is rotationally connected to one end, far away from the beam plate body (1), of the second ejector rod (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223258977.2U CN218951986U (en) | 2022-12-06 | 2022-12-06 | Spliced bridge beam slab stabilizing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223258977.2U CN218951986U (en) | 2022-12-06 | 2022-12-06 | Spliced bridge beam slab stabilizing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218951986U true CN218951986U (en) | 2023-05-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223258977.2U Active CN218951986U (en) | 2022-12-06 | 2022-12-06 | Spliced bridge beam slab stabilizing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218951986U (en) |
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2022
- 2022-12-06 CN CN202223258977.2U patent/CN218951986U/en active Active
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