CN209986450U - Lapped box beam - Google Patents
Lapped box beam Download PDFInfo
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- CN209986450U CN209986450U CN201920514454.9U CN201920514454U CN209986450U CN 209986450 U CN209986450 U CN 209986450U CN 201920514454 U CN201920514454 U CN 201920514454U CN 209986450 U CN209986450 U CN 209986450U
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Abstract
The utility model provides a lap joint formula box girder, includes first box girder, second box girder and a plurality of interior welt, finger board, nut and bolt, interior welt on be equipped with the mounting hole, the nut welding on the mounting hole, the finger board on be equipped with the fixed orifices that corresponds with the mounting hole, the junction of first box girder and second box girder be equipped with the recess, interior welt set up the inside wall at the recess of first box girder and second box girder, the finger board set up on interior welt, the finger board insert each other and close and be connected first box girder and second box girder, the bolt pass the fixed orifices and with mounting hole and nut fixed connection, the outer surface of finger board and first box girder and second box girder surface parallel and level. The utility model has the advantages that: the problem of box girder field weld has been solved, the connection requirement between every box girder has been satisfied, and overall stability and security have been obtained the assurance, and the connection between the box girder accords with the driving requirement.
Description
Technical Field
The utility model relates to a building technical field especially relates to a lap joint formula box roof beam.
Background
The cloud rail traffic is increasingly applied to the traffic of medium and small cities and tourist attractions, and the elevated rail beam adopts a steel structure box beam structure and can be designed into a rail beam with a large span, so that the rigidity of the rail beam can be increased through wider roads, crossroads or rivers, and meanwhile, the ground traffic is liberated. The steel box type track beam of the cloud track is used as an important component of the whole track traffic, and the structural form of the steel box type track beam has the advantages of large strength, large span, factory prefabrication, more environment-friendly field installation and the like.
The connection between the steel box girder connection and the steel box girder connection is an important factor for ensuring the integral stability and safety of the steel structure. In the installation process of the steel box girders at the present stage, the connection among various steel box girders is usually formed by welding the steel box girders to be connected. Because the outward appearance side of box track roof beam needs the parallel and level, often need more processing, anticorrosive after the welding, the quality risk that the field weld of each joint brought simultaneously is very high, and this kind is big with the processing degree of difficulty that each section box roof beam welding got up, takes a lot of work and time, extravagant many materials, and simultaneously, the holistic stability of steel construction is lower relatively.
Disclosure of Invention
An object of the utility model is to provide a lap-joint formula box roof beam can improve the overlap joint efficiency of box roof beam to improve product quality.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a lap joint formula box girder, includes first box girder, second box girder and a plurality of interior welt, finger board, nut and bolt, interior welt on be equipped with the mounting hole, the nut welding on the mounting hole, the finger board on be equipped with the fixed orifices that corresponds with the mounting hole, the junction of first box girder and second box girder be equipped with the recess, interior welt set up the inside wall at the recess of first box girder and second box girder, the finger board set up on interior welt, the finger board insert each other and close and be connected first box girder and second box girder, the bolt pass the fixed orifices and with mounting hole and nut fixed connection, the outer surface of finger board and first box girder and second box girder surface parallel and level.
Furthermore, the inner lining plates comprise a top plate inner lining plate and a plurality of web plate inner lining plates, the top plate inner lining plate is welded at the grooves at the tops of the first box-shaped beam and the second box-shaped beam, the web plate inner lining plate is welded at the grooves at two sides of the first box-shaped beam and the second box-shaped beam, the finger plates are installed on the top plate inner lining plate and the plurality of web plate inner lining plates, and the outer surfaces of the finger plates are flush with the outer surfaces of the first box-shaped beam and the second box-shaped beam.
Furthermore, a base plate is arranged at the joint of the lining plate and the first box-shaped beam and the second box-shaped beam, and a finger-shaped plate notch for the finger-shaped plate to pass through is formed in the base plate.
Furthermore, a plurality of sealing plates are arranged at the joint of the first box-shaped beam and the second box-shaped beam, and the sealing plates are positioned at the joint of the first box-shaped beam and the second box-shaped beam.
Furthermore, a plurality of inner partition plates are arranged inside the first box-shaped beam and the second box-shaped beam and are positioned on two sides of the sealing plate.
The support frame is arranged on the inner walls of the first box-shaped beam and the second box-shaped beam, inner partition plate grooves are formed in two sides of the inner partition plate, and the support frame is clamped in the inner partition plate grooves and used for supporting the inner partition plate.
Furthermore, a support base plate is arranged below the first box-shaped beam and the second box-shaped beam, and a plurality of reinforcing plates are arranged between the support base plate and the first box-shaped beam as well as between the support base plate and the second box-shaped beam.
After the technical scheme is adopted, the beneficial effects of the utility model are that: the problem of box girder field weld has been solved, the connection requirement between every box girder has been satisfied, and overall stability and security have been obtained the assurance, and the connection between the box girder accords with the driving requirement.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is a sectional view a-a of fig. 1.
Fig. 3 is an exploded view of the present invention.
Fig. 4 is a schematic view of a supporting frame structure.
FIG. 5 is a schematic view of the connection of the finger plate to the inner liner plate.
Figure 6 is a schematic view of finger plate lap joint.
Fig. 7 is a schematic diagram of a closing plate structure.
Fig. 8 is a schematic view of the installation of the present invention on a pier.
Description of the main component symbols:
1: first box beam, 11: groove, 2: second box beam, 3: inner partition, 4: supporting seat bottom plate, 41: reinforcing plate, 5: support, 51: inner liner, 511: top panel inner liner, 512: web lining plate, 52: finger plate, 53: mounting hole, 54: fixing hole, 55: backing plate, 551: finger plate cut, 6: closing plate, 61: incision, 7: nut, 8: and (4) bolts.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments.
As shown in fig. 1 to 3, the present embodiment discloses a lap joint type box girder, which includes a first box girder 1, a second box girder 2, a plurality of nuts 7, bolts 8, a support frame 5, a sealing plate 6, an inner partition plate 3, an inner lining plate 51, and a finger plate 52. The connecting part of the first box-shaped beam 1 and the second box-shaped beam 2 is provided with corresponding grooves 11, the lining plate 51 is provided with a plurality of mounting holes 53, the nuts 7 are fixedly welded on the lining plate 51, and the finger-shaped plate 52 is provided with a plurality of fixing holes corresponding to the mounting holes 53.
The inner lining plate 51 is arranged on the inner side walls of the grooves 11 of the first box-type beam 1 and the second box-type beam 2, the inner lining plate 51 is fixedly welded on the inner side walls of the grooves 11 in a welding mode, the finger-shaped plates 52 are arranged on the inner lining plate 51, the finger-shaped plates 52 are mutually inserted and fixed to connect the first box-type beam 1 and the second box-type beam 2 together, the bolts 8 penetrate through the mounting holes 53 and the fixing holes 54 to be fixedly connected with the nuts 7, and the first box-type beam 1 and the second box-type beam 2 are connected together. The outer surface of the finger-shaped plate 52 is flush with the outer surfaces of the first box-shaped beam 1 and the second box-shaped beam 2 so as to meet the requirement that the cloud rail trolley travels on the box-shaped beam rail supporting plate.
As shown in fig. 3 to 7, the inner lining plate 51 includes a top lining plate 511 and a plurality of web lining plates 512, the top lining plate 511 is welded to the grooves 11 at the top of the first box girder 1 and the second box girder 2, and the web lining plates 512 are welded to the grooves 11 at both sides of the first box girder 1 and the second box girder 2. The end surfaces of the joints of the top plate lining plate 511 and the web plate lining plate 512 with the first box beam 1 and the second box beam 2 are higher than the end surfaces of the first box beam 1 and the second box beam 2.
The two finger plates 52 are buckled with each other through fingers to play a supporting role, in order to avoid that the outer surfaces of the finger plates 52 cannot be flush with the outer surfaces of the first box beam 1 and the second box beam 2 due to the fact that the grooves 11 are too deep or the finger plates 52 are too thin, a backing plate 52 is arranged at the joint of the inner backing plate 511 and the first box beam 1 and the second box beam 2, finger plate notches 551 for the finger plates 52 to pass through are arranged on the backing plate 52, and the height of the finger plates 52 can be adjusted by replacing the backing plate 55. In order to reinforce the connection strength of the first and second box beams 1, 2, a sealing plate 6 is provided at the connection between the first and second box beams 1, 2, the sealing plate 6 is provided with corresponding cut-outs 61 protruding from the inner lining plate 51, and the inner lining plate 51 is mounted on the cut-outs 61. The support frame 5 is arranged on the inner walls of the first box-shaped beam 1 and the second box-shaped beam 2, and the support frame 5 can be T-shaped or I-shaped. First box girder 1 is equipped with a plurality of inner baffle 3 with the inside of second box girder 2, and the both sides of inner baffle 3 are equipped with the recess, and support frame 5 card is in the recess for support inner baffle 3, inner baffle 3 are located the both sides of shrouding 6, in order to increase the intensity of box girder.
As shown in fig. 8, a support base plate 4 is arranged below the first box beam 1 and the second box beam 2, and the support base plate 4 is used for being fixed on the pier stud. A plurality of reinforcing plates 41 are arranged between the support base plate 4 and the first box beam 1 and the second box beam 2 to reinforce the fixing strength of the support base plate 4 and the box beam.
To sum up, the utility model discloses can solve box roof beam on-the-spot welded problem, satisfy the connection requirement between every box roof beam, overall stability and security have obtained assurance, the connection between the box roof beam accords with the driving requirement.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention should be covered by the present invention.
Claims (7)
1. An overlap joint formula box girder which characterized in that: the novel steel plate box is characterized by comprising a first box beam, a second box beam, a plurality of inner lining plates, finger-shaped plates, nuts and bolts, wherein the inner lining plates are provided with mounting holes, the nuts are welded on the mounting holes, the finger-shaped plates are provided with fixing holes corresponding to the mounting holes, grooves are formed in the joints of the first box beam and the second box beam, the inner lining plates are arranged on the inner side walls of the grooves of the first box beam and the second box beam, the finger-shaped plates are arranged on the inner lining plates, the finger-shaped plates are mutually inserted and combined to connect the first box beam and the second box beam, the bolts penetrate through the fixing holes to be fixedly connected with the mounting holes and the nuts, and the outer surfaces of the finger-shaped plates are flush with the outer surfaces of the first box beam and the second box beam.
2. The overlapping box beam of claim 1 wherein: the inner lining plates comprise a top plate inner lining plate and a plurality of web plate inner lining plates, the top plate inner lining plate is welded at the grooves at the tops of the first box-type beam and the second box-type beam, the web plate inner lining plate is welded at the grooves at two side edges of the first box-type beam and the second box-type beam, the finger plates are installed on the top plate inner lining plate and the plurality of web plate inner lining plates, and the outer surfaces of the finger plates are flush with the outer surfaces of the first box-type beam and the second box-type beam.
3. The overlapping box beam of claim 1 wherein: and a base plate is arranged at the joint of the inner lining plate and the first box-shaped beam as well as the joint of the inner lining plate and the second box-shaped beam, and a finger-shaped plate notch for the finger-shaped plate to pass through is formed in the base plate.
4. The overlapping box beam of claim 1 wherein: the sealing plates are arranged at the joint of the first box-shaped beam and the second box-shaped beam, and the sealing plates are provided with corresponding notches protruding from the lining plate.
5. The overlapping box beam of claim 4 wherein: a plurality of inner partition plates are arranged inside the first box-shaped beam and the second box-shaped beam and are positioned on two sides of the sealing plate.
6. The overlapping box beam of claim 5 wherein: the support frame is arranged on the inner walls of the first box-shaped beam and the second box-shaped beam, inner partition plate grooves are formed in two sides of each inner partition plate, and the support frame is clamped in the inner partition plate grooves and used for supporting the inner partition plates.
7. The overlapping box girder of any one of claims 1 to 6, wherein: and a support base plate is arranged below the first box-shaped beam and the second box-shaped beam, and a plurality of reinforcing plates are arranged between the support base plate and the first box-shaped beam as well as between the support base plate and the second box-shaped beam.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920514454.9U CN209986450U (en) | 2019-04-16 | 2019-04-16 | Lapped box beam |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920514454.9U CN209986450U (en) | 2019-04-16 | 2019-04-16 | Lapped box beam |
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| Publication Number | Publication Date |
|---|---|
| CN209986450U true CN209986450U (en) | 2020-01-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920514454.9U Active CN209986450U (en) | 2019-04-16 | 2019-04-16 | Lapped box beam |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110181211A (en) * | 2019-04-16 | 2019-08-30 | 厦门新长诚钢构工程有限公司 | A kind of bridging type box beam |
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2019
- 2019-04-16 CN CN201920514454.9U patent/CN209986450U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110181211A (en) * | 2019-04-16 | 2019-08-30 | 厦门新长诚钢构工程有限公司 | A kind of bridging type box beam |
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