CN214992987U - Single-box multi-chamber corrugated steel web box girder suitable for incremental launching bridge - Google Patents
Single-box multi-chamber corrugated steel web box girder suitable for incremental launching bridge Download PDFInfo
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- CN214992987U CN214992987U CN202120460110.1U CN202120460110U CN214992987U CN 214992987 U CN214992987 U CN 214992987U CN 202120460110 U CN202120460110 U CN 202120460110U CN 214992987 U CN214992987 U CN 214992987U
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Abstract
The utility model relates to a bridge construction technical field, especially a single case multi-chambered wave form steel web case roof beam suitable for top pushes away type bridge, including wave form steel web case roof beam body, wave form steel web case roof beam body includes bottom plate, roof and wave form steel web, the first boss of the equal fixedly connected with in both sides of bottom plate top surface, two a plurality of first mounting holes have all been seted up to the top surface of first boss, the middle part fixedly connected with second boss of roof bottom surface. The utility model has the advantages that: through the diapire at wave form steel web case roof beam body, roof and both sides wall set up the boss, set up logical groove simultaneously at the relevant position that supports the plate, wherein lead to the groove respectively with boss sliding connection, reach the purpose of carrying out the position restriction to the backup pad, wherein be provided with a plurality of support plates in the inside of wave form steel web case roof beam body to guarantee that the inside structural strength and the stability of wave form steel web case roof beam body are better, satisfy the user demand.
Description
Technical Field
The utility model relates to a bridge construction technical field, especially a single case multi-chambered wave form steel web case roof beam suitable for top pushes away type bridge.
Background
The corrugated steel web box girder bridge is also called as a corrugated steel web PC bridge, and adopts a corrugated steel plate to replace a concrete web of a prestressed concrete box girder, namely the corrugated steel web replaces the traditional concrete web, the corrugated steel web not only can reduce the weight and the thickness of the web, so that the using amount of box girder concrete is greatly reduced, the upper structure of the girder bridge is lightened, but also can ensure that the concrete bears the bending moment and the corrugated steel web bears the shearing force, namely the concrete top plate and the concrete bottom plate only bear the pressure, and the corrugated steel web only bears the shearing force, thus the respective mechanical properties of the concrete and the corrugated steel web are fully exerted, and the anti-seismic performance of the girder bridge is greatly improved, but the existing corrugated steel web box girder has the following defects in actual use:
the inside stability and the structural strength of present wave form steel web case roof beam are relatively poor, and each support piece is not convenient for dismantle and the installation.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome prior art's shortcoming, provide a single case multi-chambered wave form steel web case roof beam suitable for top pushes away type bridge, effectively solved prior art's not enough.
The purpose of the utility model is realized through the following technical scheme: a single-box multi-chamber corrugated steel web box girder suitable for a pushing bridge comprises a corrugated steel web box girder body;
the corrugated steel web box girder comprises a bottom plate, a top plate and a corrugated steel web, wherein first bosses are fixedly connected to two sides of the top surface of the bottom plate, a plurality of first mounting holes are formed in the top surfaces of the two first bosses, a second boss is fixedly connected to the middle of the bottom surface of the top plate, a plurality of second mounting holes are formed in the bottom surface of the second boss, a plurality of third bosses are fixedly connected to the inner side wall of the corrugated steel web, third mounting holes are formed in the top surfaces of the third bosses, the first mounting holes, the second mounting holes and the third mounting holes are in corresponding positions, and a supporting plate is arranged inside the corrugated steel web box girder;
first logical groove has been seted up at the middle part of support plate top surface, the second logical groove has been seted up to the both sides of support plate, the third logical groove has all been seted up to the both sides of support plate bottom surface, first logical groove, second logical groove and third logical groove respectively with second boss, third boss and first boss sliding connection, the inside that first logical groove, second logical groove and third logical groove all is provided with the bolt, and is a plurality of the bolt respectively with first mounting hole, second mounting hole and third mounting hole threaded connection.
Optionally, the corrugated steel web is two-layered and corrugated, and the corrugated steel web is obliquely placed between the bottom plate and the top plate.
Optionally, the positions and the sizes of the first through groove, the second through groove and the third through groove are respectively matched with the positions and the sizes of the second boss, the third boss and the first boss, the supporting plate is provided with a plurality of supporting plates in the corrugated steel web box girder body, the supporting plates are trapezoidal in shape, the through grooves are respectively connected with the bosses in a sliding mode, the purpose of limiting the positions of the supporting plates is achieved, the supporting plates are arranged in the corrugated steel web box girder body, the structural strength and the stability of the interior of the corrugated steel web box girder body are good, and the use requirements are met.
Optionally, it is a plurality of the inner wall of first mounting hole, second mounting hole and third mounting hole all is provided with the screw thread, and is a plurality of the internal diameter of first mounting hole, second mounting hole and third mounting hole all equals with the diameter of bolt, during the use, will support plate and wave form steel web case roof beam body fixed connection through the bolt, can reach the purpose of being convenient for install and dismantle for whole device's structure is comparatively simple, when satisfying the user demand, and the person of facilitating the use transports and uses.
Optionally, a plurality of bolts equally divide and respectively run through first logical groove, second logical groove and third logical groove, and a plurality of the length of bolt is all no greater than the inner wall height that first logical groove, second logical groove and third led to the groove.
Optionally, the first boss, the second boss and the third boss are integrated with the corrugated steel web box girder body.
The utility model has the advantages of it is following:
1. this single-box multi-chamber wave form steel web case roof beam suitable for top pushes away type bridge, through the diapire at wave form steel web case roof beam body, roof and both sides wall set up the boss, logical groove is seted up at the relevant position that supports the plate simultaneously, wherein lead to the groove respectively with boss sliding connection, reach the purpose of carrying out the position restriction to the backup pad spare, wherein be provided with a plurality of support plates in the inside of wave form steel web case roof beam body, structural strength and stability inside with guaranteeing wave form steel web case roof beam body are better, satisfy the user demand.
2. This single-box multi-chamber wave form steel web case roof beam suitable for top pushes away type bridge is through seting up a plurality of mounting holes at the top surface of a plurality of bosss respectively to inside at a plurality of logical grooves is provided with corresponding hole site, during the use, will support plate and this body fixed connection of wave form steel web case roof beam through the bolt, can reach the purpose of being convenient for install and dismantle, make the structure of whole device comparatively simple, when satisfying the user demand, the person of facilitating the use transports and uses.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the internal structure of the corrugated steel web box girder of the present invention;
FIG. 3 is a schematic sectional view of the present invention;
fig. 4 is a schematic structural diagram of the support plate of the present invention.
In the figure: 1-corrugated steel web box girder body, 101-bottom plate, 102-top plate, 103-corrugated steel web, 2-supporting plate, 3-bolt, 4-third boss, 5-second boss, 6-third mounting hole, 7-second mounting hole, 8-first boss, 9-first mounting hole, 10-second through groove, 11-first through groove and 12-third through groove.
Detailed Description
The invention will be further described with reference to the accompanying drawings, but the scope of the invention is not limited to the following description.
As shown in fig. 1 to 4, a single-box multi-chamber corrugated steel web box girder suitable for a pushing bridge comprises a corrugated steel web box girder body 1;
the corrugated steel web box girder body 1 comprises a bottom plate 101, a top plate 102 and a corrugated steel web 103, wherein first bosses 8 are fixedly connected to two sides of the top surface of the bottom plate 101, a plurality of first mounting holes 9 are formed in the top surfaces of the two first bosses 8, a second boss 5 is fixedly connected to the middle of the bottom surface of the top plate 102, a plurality of second mounting holes 7 are formed in the bottom surface of the second boss 5, a plurality of third bosses 4 are fixedly connected to the inner side wall of the corrugated steel web 103, third mounting holes 6 are formed in the top surfaces of the third bosses 4, the positions of the first mounting holes 9, the second mounting holes 7 and the third mounting holes 6 correspond to each other, and a supporting plate 2 is arranged inside the corrugated steel web box girder body 1;
first logical groove 11 has been seted up at the middle part of 2 top surfaces of support plate, second logical groove 10 has been seted up to the both sides of support plate 2, third logical groove 12 has all been seted up to the both sides of 2 bottom surfaces of support plate, first logical groove 11, second logical groove 10 and third logical groove 12 respectively with second boss 5, third boss 4 and 8 sliding connection of first boss, first logical groove 11, the inside of second logical groove 10 and third logical groove 12 all is provided with bolt 3, a plurality of bolts 3 respectively with first mounting hole 9, 6 threaded connection of second mounting hole 7 and third mounting hole.
As an optional technical solution of the utility model:
the corrugated steel web 103 is two-layered and corrugated, and the corrugated steel web 103 is obliquely arranged between the bottom plate 101 and the top plate 102.
As an optional technical solution of the utility model:
first logical groove 11, the position and the size of second logical groove 10 and third logical groove 12 respectively with second boss 5, the position and the size looks adaptation of third boss 4 and first boss 8, support plate 2 and be provided with a plurality ofly in the inside of wave form steel web case roof beam body 1, a plurality of shapes that support plate 2 are trapezoidal, wherein the boss and the logical groove of looks adaptation, can reach the purpose that the restriction supported plate 2 position, when the installation, the user places support plate 2 by a side to opposite side installation in order.
As an optional technical solution of the utility model:
the inner walls of the first mounting holes 9, the second mounting holes 7 and the third mounting holes 6 are provided with threads, the inner diameters of the first mounting holes 9, the second mounting holes 7 and the third mounting holes 6 are equal to the diameter of the bolt 3, and during use, an end user can mount and support the plate 2 by using the bolt 3, so that the requirement of mechanical manufacturing is met.
As an optional technical solution of the utility model:
a plurality of bolts 3 equally divide and do not run through first logical groove 11, second logical groove 10 and third through groove 12, and a plurality of bolts 3's length all is not greater than first logical groove 11, second through groove 10 and the inner wall height of third through groove 12, and the bolt 3 that the size is suitable, and the person of facilitating the use installs and places, satisfies the user demand.
As an optional technical solution of the utility model:
first boss 8, second boss 5 and third boss 4 all are a whole with wave form steel web box girder body 1 for whole structure can the integration pour when pouring, and the person of facilitating the use carries out the integral pouring.
The working process of the utility model is as follows: when the corrugated steel web box girder is used by a user, bosses are arranged on the bottom wall, the top wall and the two side walls of the corrugated steel web box girder body 1, through grooves are arranged at corresponding positions of the supporting plates 2, the through grooves are respectively connected with the bosses in a sliding manner, so that the purpose of limiting the positions of the supporting plates 2 is achieved, wherein a plurality of supporting plates 2 are arranged inside the corrugated steel web box girder body 1, so that the structural strength and the stability of the inside of the corrugated steel web box girder body 1 are better, the use requirement is met, a plurality of mounting holes are respectively arranged on the top surfaces of the bosses, corresponding hole positions are arranged inside the through grooves, when the corrugated steel web box girder is used, the supporting plates 2 are fixedly connected with the corrugated steel web box girder body 1 through bolts 3, the purpose of convenient installation and disassembly can be achieved, the structure of the whole device is simpler, and the use requirement is met, the transportation and the use of the user are convenient.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a single case multi-chambered wave form steel web case roof beam suitable for top pushes away type bridge which characterized in that: comprises a corrugated steel web box girder body (1);
the corrugated steel web box girder body (1) comprises a bottom plate (101), a top plate (102) and a corrugated steel web (103), the two sides of the top surface of the bottom plate (101) are fixedly connected with first bosses (8), the top surfaces of the two first bosses (8) are respectively provided with a plurality of first mounting holes (9), a second boss (5) is fixedly connected to the middle of the bottom surface of the top plate (102), a plurality of second mounting holes (7) are formed in the bottom surface of the second boss (5), the inner side wall of the corrugated steel web plate (103) is fixedly connected with a plurality of third bosses (4), the top surfaces of the third bosses (4) are provided with third mounting holes (6), the positions of the first mounting holes (9), the second mounting holes (7) and the third mounting holes (6) are corresponding, a supporting plate (2) is arranged inside the corrugated steel web box girder body (1);
support the middle part of plate (2) top surface and seted up first logical groove (11), the second logical groove (10) has been seted up to the both sides of support plate (2), the third logical groove (12) have all been seted up to the both sides of support plate (2) bottom surface, first logical groove (11), second lead to groove (10) and third lead to groove (12) respectively with second boss (5), third boss (4) and first boss (8) sliding connection, the inside that first logical groove (11), second lead to groove (10) and third lead to groove (12) all is provided with bolt (3), and is a plurality of bolt (3) respectively with first mounting hole (9), second mounting hole (7) and third mounting hole (6) threaded connection.
2. The single-box multi-chamber corrugated steel web box girder applicable to incremental launching bridges as claimed in claim 1, wherein: the corrugated steel web (103) is two-layered and corrugated, and the corrugated steel web (103) is obliquely arranged between the bottom plate (101) and the top plate (102).
3. The single-box multi-chamber corrugated steel web box girder applicable to incremental launching bridges as claimed in claim 1, wherein: the position and the size of the first through groove (11), the second through groove (10) and the third through groove (12) are respectively matched with the position and the size of the second boss (5), the third boss (4) and the first boss (8), a plurality of supporting plates (2) are arranged in the corrugated steel web box girder body (1), and the shape of each supporting plate (2) is trapezoidal.
4. The single-box multi-chamber corrugated steel web box girder applicable to incremental launching bridges as claimed in claim 1, wherein: the inner walls of the first mounting holes (9), the second mounting holes (7) and the third mounting holes (6) are provided with threads, and the inner diameters of the first mounting holes (9), the second mounting holes (7) and the third mounting holes (6) are equal to the diameter of the bolt (3).
5. The single-box multi-chamber corrugated steel web box girder applicable to incremental launching bridges as claimed in claim 1, wherein: it is a plurality of first logical groove (11), the logical groove of second (10) and the logical groove of third (12) are equallyd divide to bolt (3), and is a plurality of the length of bolt (3) all is not greater than the inner wall height that first logical groove (11), the logical groove of second (10) and the logical groove of third (12).
6. The single-box multi-chamber corrugated steel web box girder applicable to incremental launching bridges as claimed in claim 1, wherein: the first boss (8), the second boss (5) and the third boss (4) are integrated with the corrugated steel web box girder body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120460110.1U CN214992987U (en) | 2021-03-03 | 2021-03-03 | Single-box multi-chamber corrugated steel web box girder suitable for incremental launching bridge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120460110.1U CN214992987U (en) | 2021-03-03 | 2021-03-03 | Single-box multi-chamber corrugated steel web box girder suitable for incremental launching bridge |
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| Publication Number | Publication Date |
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| CN214992987U true CN214992987U (en) | 2021-12-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202120460110.1U Active CN214992987U (en) | 2021-03-03 | 2021-03-03 | Single-box multi-chamber corrugated steel web box girder suitable for incremental launching bridge |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114438868A (en) * | 2022-01-06 | 2022-05-06 | 广东省冶金建筑设计研究院有限公司 | Corrugated steel web plate combined box girder and construction method thereof |
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2021
- 2021-03-03 CN CN202120460110.1U patent/CN214992987U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114438868A (en) * | 2022-01-06 | 2022-05-06 | 广东省冶金建筑设计研究院有限公司 | Corrugated steel web plate combined box girder and construction method thereof |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
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| TR01 | Transfer of patent right |
Effective date of registration: 20220307 Address after: 100089 No. 1, Zhixin West Road, Haidian District, Beijing Patentee after: BEIJING MUNICIPAL THIRD BUREAU FIRST ENGINEERING CO.,LTD. Address before: 100000 building 18, Honglian Zhongli, Xicheng District, Beijing Patentee before: Zhang Zhiqiang |