CN217974006U - Linear box steel structure bridge - Google Patents
Linear box steel structure bridge Download PDFInfo
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- CN217974006U CN217974006U CN202222889837.9U CN202222889837U CN217974006U CN 217974006 U CN217974006 U CN 217974006U CN 202222889837 U CN202222889837 U CN 202222889837U CN 217974006 U CN217974006 U CN 217974006U
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Abstract
The utility model relates to a straight line box steel structure bridge, including the box bridge body, a plurality of concrete pier, the box bridge body is formed by the welding of a plurality of steel structure bridge unit, the both sides of per two adjacent steel structure bridge units all are provided with the supplementary installing support of vertical distribution, every group supplementary installing support all includes the base that the level set up, all be provided with two sets of vertical relative distribution's altitude mixture control subassembly on the base bottom surface, all can dismantle fixedly connected with a plurality of groups on the base top surface and by the top continuous and vertical distribution's of linking to each other in proper order on earth, every group supporting structure all includes two vertical relative distribution's pillar, and all can dismantle two horizontal relative distribution's of fixedly connected with connecting rod between two pillars, the equal fixedly connected with I-shaped supporting beam in the supporting structure both sides that are located the top, two I-shaped supporting beams of every group supplementary installing support distribute in the both sides of steel structure bridge unit welding position, the utility model discloses can save material, construction cost is reduced.
Description
Technical Field
The utility model belongs to the technical field of the bridge, especially, relate to a straight line box steel construction bridge.
Background
Current box steel structure bridge includes box bridge body and a plurality of concrete bridge pier usually, the box bridge body erects on the concrete bridge pier, and current box bridge body is formed by the welding of a plurality of steel structure bridge unit, when the welding, at first all erect the tip of two steel structure bridge units on same a set of concrete bridge pier, support steel structure bridge unit by the concrete bridge pier, then weld the butt position of two steel structure bridge units again, but because the rigidity of concrete bridge pier, will shelter from the part and be located the connection position of steel structure bridge unit bottom surface position, thereby can not make two steel structure bridge units weld completely, at present, for guaranteeing to shelter from the joint strength at position, the mode that has adopted currently is: the peripheral position at the position that the concrete pier sheltered from, set up a plurality of strengthening rib unit between steel structure bridge unit and concrete pier in addition promptly, nevertheless adopt this kind of mode, the construction is comparatively troublesome when erectting strengthening rib unit between concrete pier and steel structure bridge unit, and extravagant material will improve construction cost, consequently, still has shortcoming and weak point among the prior art.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a straight line box steel construction bridge to solve the problem that proposes among the above-mentioned background art.
In order to solve the problem, the utility model discloses the technical scheme who takes:
the utility model provides a straight line box steel structure bridge, includes the box bridge body that the level set up, the both sides of box bridge body all are provided with the concrete pier of a plurality of vertical relative distribution along the length direction of box bridge body, and the box bridge body is formed by the welding of a plurality of consecutive steel structure bridge unit, and the both sides of every two adjacent steel structure bridge units all are provided with the auxiliary erection support of vertical distribution, and every group auxiliary erection support all includes the base that the level set up, all be provided with two sets of vertical relative distribution's altitude mixture control subassembly on the base bottom surface, all can dismantle fixedly connected with a plurality of groups by the top extremely consecutive and vertical distribution's supporting structure on the base top surface, can dismantle fixed connection between every two sets of adjacent supporting structure, and every group supporting structure all includes two vertical relative distribution's pillar, and all can dismantle two horizontal relative distribution's of fixedly connected with connecting rod between two pillar, and the equal fixedly connected with in the supporting structure both sides at top can with the I-shaped supporting beam of steel structure bridge unit bottom surface looks butt, and two I-shaped supporting beams of every group auxiliary erection support of every group supporting support distribute in the both sides of bridge unit welding position of bridge.
Further, the height adjusting assembly comprises a threaded pipe which is vertically distributed, the top end of the threaded pipe is fixedly connected with the bottom surface of the base, a threaded rod is connected in the threaded pipe in a threaded mode, and a support which is coaxially arranged with the threaded rod is fixedly connected to the bottom end of the threaded rod.
Further, every steel structure bridge unit all includes the relative roof and the bottom plate that sets up of level, the web of two vertical relative distributions of fixedly connected with between roof and the bottom plate, the baffle that a plurality of blocks of fixedly connected with distribute and vertical setting along web length direction equidistance between two webs, the equal fixedly connected with in top in every web outside and the web isometric arm unit of choosing, every group is chosen the arm unit and is all including choosing arm upper limb flange and choosing arm lower limb flange, it is parallel with the roof and with roof fixed connection to choose arm upper limb flange, it is in the below of choosing arm upper limb flange to choose arm lower limb flange slope distribution, and the lateral surface fixed connection of choosing arm lower limb flange and web, chooses arm lower limb flange and chooses two vertical relative distributions of fixedly connected with between the arm upper limb flange, it all is connected with web fixed connection to choose one side of arm web near the web, chooses the arm web fixed connection's the arm of choosing between the opposite side of arm web, it respectively with arm upper limb flange, choose arm lower limb fixed connection of arm flange fixed connection board.
Furthermore, a plurality of first reinforcing units are fixedly connected between the top plate and the partition plate, between the bottom plate and the partition plate, and between the partition plate and the two webs, and each first reinforcing unit is a strip-shaped reinforcing rib plate or a T-shaped reinforcing rib plate; a plurality of second reinforcing units are fixedly connected between the cantilever upper flange plate and the cantilever web plate, and the second reinforcing units are strip-shaped reinforcing rib plates or T-shaped reinforcing rib plates.
Furthermore, a manhole is formed in each partition plate, a manhole sealing ring matched with the manhole is inlaid in each manhole, and a detachable manhole cover is arranged on each manhole.
Furthermore, the inclined rods which are obliquely distributed can be detachably and fixedly connected between the two connecting rods of each group of support structures.
Adopt above-mentioned technical scheme, the beneficial effects of the utility model are that:
the utility model discloses on the basis of current concrete pier and steel structure bridge unit, when assembling into the box-type bridge body with steel structure bridge unit, can support steel structure bridge unit through setting up supplementary installing support, when using, can remove the corresponding supplementary installing support of equipment according to the high position of steel structure bridge unit, and can carry out the adjustment of minim scope to the high position of supplementary installing support according to the actual conditions of job site through setting up altitude mixture control subassembly, two I-shaped supporting beam on the supplementary installing support do not can make like this with steel structure bridge unit bottom surface looks butt, and make two I-shaped supporting beam be located the both sides of steel structure bridge unit welded position, thereby can make the steel structure bridge unit bottom surface position that is located on the supplementary installing support be in unsettled state, can weld the butt position of two steel structure units when welding completely like this, and after the welding, with the high removal repetitious usage of supplementary installing support descending, at this moment, can also carry out the repair welding to the bridge unit, compared with the prior art, need not erect again between two steel structure bridge units and the joint strength that can guarantee, thereby construction cost reduction.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is an enlarged view of a portion A of FIG. 1;
fig. 3 is the utility model discloses steel structure bridge unit's structural schematic.
Reference numerals: 1. auxiliary mounting brackets; 11. a base; 12. a height adjustment assembly; 121. a threaded pipe; 122. a threaded rod; 123. a support; 13. a support post; 14. a connecting rod; 15. an I-shaped support beam; 16. a diagonal rod; 2. a steel structure bridge unit; 21. a top plate; 22. a base plate; 23. a web; 24. a partition plate; 25. a manhole; 26. a manhole seal ring; 27. a manhole cover; 3. a cantilever unit; 31. a flange plate is arranged on the cantilever arm; 32. picking a lower flange plate of the arm; 33. a cantilever web; 34. a cantilever arm connecting plate; 4. a first reinforcement unit; 5. a second reinforcement unit; 6. a concrete bridge pier is provided.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, embodiments of the present invention are described in further detail below with reference to the accompanying drawings.
As shown in figures 1 to 3, the utility model provides a linear box-type steel structure bridge, which comprises a horizontally arranged box-type bridge body, wherein a plurality of vertically and oppositely distributed concrete piers 6 are arranged on both sides of the box-type bridge body along the length direction of the box-type bridge body, the box-type bridge body is formed by welding a plurality of steel structure bridge units 2 which are sequentially connected, the concrete piers 6 and the box-type bridge body are in the prior art, vertically distributed auxiliary mounting brackets 1 are arranged on both sides of each two adjacent steel structure bridge units 2, each group of auxiliary mounting brackets 1 comprises a horizontally arranged base 11, two groups of vertically and oppositely distributed height adjusting components 12 are arranged on the bottom surface of the base 11, the height adjusting components 12 can adjust the length of the height adjusting components, a plurality of groups of vertically and vertically distributed bracket structures which are sequentially connected from top to bottom can be disassembled and fixedly connected on the top surface of the base 11, each two groups of adjacent bracket structures are disassembled and fixedly connected through bolts, and each bracket structure comprises two vertically and oppositely distributed pillars 13, namely, the pillars 13 of two adjacent support structures are connected by bolts, two connecting rods 14 which are horizontally distributed oppositely are detachably and fixedly connected between the two pillars 13 by bolts, the two sides of the support structure at the top are fixedly connected with I-shaped supporting beams 15 which can be abutted with the bottom surface of the steel structure bridge unit 2, the two I-shaped supporting beams 15 of each auxiliary mounting support 1 are distributed at the two sides of the welding position of the steel structure bridge unit 2, in particular, because every two adjacent groups of support structures are detachably and fixedly connected, the auxiliary mounting support 1 can be assembled according to the requirement of the auxiliary mounting support so as to be used for supporting the steel structure bridge unit 2; secondly, the support structure is detachably and fixedly connected with the base 11, so that the auxiliary mounting support 1 can be conveniently assembled and disassembled on a construction site, and the auxiliary mounting support 1 can be conveniently transported after being disassembled; finally, the support structure is convenient to assemble and disassemble due to the detachable fixed connection between the support column 13 and the connecting rod 14.
On the basis of the existing concrete bridge pier 6 and the steel structure bridge unit 2, when the steel structure bridge unit 2 is assembled into a box type bridge body, the steel structure bridge unit 2 can be supported by arranging the auxiliary mounting support 1, when the auxiliary mounting support is used, the corresponding auxiliary mounting support 1 can be assembled according to the height position of the steel structure bridge unit 2, and the height position of the auxiliary mounting support 1 can be adjusted in a small range according to the actual condition of a construction site by arranging the height adjusting component 12, so that two I-shaped supporting beams 15 on the auxiliary mounting support 1 can be respectively abutted against the bottom surfaces of the steel structure bridge unit 2, the two I-shaped supporting beams 15 are positioned on two sides of the welding position of the steel structure bridge unit 2, the bottom surfaces of the steel structure bridge unit 2 positioned on the auxiliary mounting support 1 can be in a suspended state, the abutting positions of the two steel structure bridge units 2 can be completely welded during welding, the auxiliary mounting support 1 can be moved for multiple times after welding, at the moment, the steel structure bridge pier unit 2 can be additionally erected between the concrete bridge pier 6 and the steel structure bridge unit 2, and the construction cost of the two steel structure bridge units can be reduced.
The height adjustment assembly 12 is specifically configured as follows: as shown in fig. 1 and 2, the height adjusting assembly 12 includes a threaded pipe 121 vertically distributed, the top end of the threaded pipe 121 is fixedly connected to the bottom surface of the base 11, a threaded rod 122 is connected to the threaded pipe 121 through internal threads, a support 123 coaxially arranged with the threaded rod 122 is fixedly connected to the bottom end of the threaded rod 122, and the length of the height adjusting assembly 12 can be adjusted by arranging the threaded pipe 121 and the threaded rod 122, so that the height position of the i-shaped supporting beam 15 can be adjusted within a small range according to the actual conditions of a construction site, and the i-shaped supporting beam 15 can be abutted to the bottom surface of the steel-structure bridge unit 2 to support the steel-structure bridge unit 2.
The concrete structure of the steel structure bridge unit 2 is as follows: as shown in fig. 1 and 3, each steel structure bridge unit 2 includes a top plate 21 and a bottom plate 22 which are horizontally arranged oppositely, two webs 23 which are vertically arranged oppositely are fixedly connected between the top plate 21 and the bottom plate 22, a plurality of partition plates 24 which are vertically arranged and are equidistantly distributed along the length direction of the webs 23 are fixedly connected between the two webs 23, and a box-shaped structure of the steel structure bridge unit 2 can be formed among the top plate 21, the bottom plate 22, the webs 23 and the partition plates 24; in addition, the equal fixedly connected with in top in every web 23 outside picks arm unit 3 isometric with web 23, picks arm unit 3 through the setting and can widen the bridge width of steel construction bridge unit 2, picks arm unit 3's concrete structure as follows: each group of arm picking units 3 comprises an arm picking upper flange plate 31 and an arm picking lower flange plate 32, the arm picking upper flange plate 31 is parallel to the top plate 21 and is fixedly connected with the top plate 21, the arm picking lower flange plate 32 is obliquely distributed below the arm picking upper flange plate 31, the lower side of the arm picking lower flange plate 32 is fixedly connected with the outer side surface of the web 23, two vertical arm picking webs 33 which are distributed oppositely are fixedly connected between the arm picking lower flange plate 32 and the arm picking upper flange plate 31, one side, close to the web 23, of the arm picking web 33 is fixedly connected with the web 23, vertically distributed arm picking connecting plates 34 are fixedly connected between the other side of the arm picking web 33, the arm picking connecting plates 34 are respectively fixedly connected with the arm picking upper flange plate 31 and the arm picking lower flange plate 32, and box-type structures of the arm picking units 3 can be formed between the arm picking upper flange plate 31, the arm picking lower flange plate 32, the arm picking web 33 and the arm picking connecting plates 34.
Further, as shown in fig. 3, a plurality of first reinforcing units 4 are fixedly connected between the top plate 21 and the partition plate 24, between the bottom plate 22 and the partition plate 24, and between the partition plate 24 and the two web plates 23, the first reinforcing units 4 are strip-shaped reinforcing ribs or T-shaped reinforcing ribs, and the connection strength between the top plate 21 and the partition plate 24, between the bottom plate 22 and the partition plate 24, and between the partition plate 24 and the two web plates 23 can be improved by arranging the first reinforcing units 4, so that the structural stability of the bridge can be improved; secondly, a plurality of second reinforcing units 5 are fixedly connected between the arm-raising upper flange plate 31 and the arm-raising web plate 33, each second reinforcing unit 5 is a strip-shaped reinforcing rib plate or a T-shaped reinforcing rib plate, and the connecting strength between the arm-raising upper flange plate 31 and the arm-raising web plate 33 can be improved by arranging the second reinforcing units 5, so that the structural stability of the bridge can be improved.
Further, as shown in fig. 3, a manhole 25 has been opened on each partition plate 24, a manhole sealing ring 26 adapted to the manhole 25 is inlaid on each manhole 25, and a detachable manhole cover 27 is disposed on each manhole 25, specifically, after the manhole cover 27 is opened, a maintenance worker can enter the steel structure bridge unit 2 through the manhole 25, so that the steel structure bridge unit 2 can be maintained conveniently.
Furthermore, the inclined rods 16 which are obliquely distributed and fixedly connected with each other can be detached between the two connecting rods 14 of each group of support structures, and the stability of the overall structure of the auxiliary mounting support 1 can be improved by arranging the inclined rods 16.
The foregoing shows and describes the basic principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited to the above embodiments, and the above embodiments and descriptions are only illustrative of the principles of the present invention, and that various changes and modifications may be made without departing from the spirit and scope of the invention, and all such changes and modifications fall within the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents.
Claims (6)
1. The utility model provides a straight line box steel structure bridge, includes the box bridge body that the level set up, the length direction of box bridge body is followed to the both sides of box bridge body all is provided with the concrete pier of a plurality of vertical mutual distributions, and the box bridge body is formed by the welding of a plurality of consecutive steel structure bridge unit, its characterized in that: the both sides of per two adjacent steel structure bridge units all are provided with the supplementary installing support of vertical distribution, every group supplementary installing support all includes the base that the level set up, all be provided with two sets of vertical relative distribution's altitude mixture control subassembly on the base bottom surface, all can dismantle fixedly connected with a plurality of groups by the top continuous gradually and the supporting structure of vertical distribution on the top surface of the base, can dismantle fixed connection between every two sets of adjacent supporting structure, every group supporting structure all includes two vertical relative distribution's pillar, and all can dismantle two horizontal relative distribution's of fixedly connected with connecting rod between two pillars, the equal fixedly connected with in supporting structure both sides that are located the top can with the I-shaped supporting beam of steel structure bridge unit bottom surface looks butt, two I-shaped supporting beams of every group supplementary installing support distribute in the both sides of steel structure bridge unit welding position.
2. The linear box steel structure bridge of claim 1, which is characterized in that: the height adjusting assembly comprises vertically distributed threaded pipes, the top ends of the threaded pipes are fixedly connected with the bottom surface of the base, threaded rods are connected in the threaded pipes in a threaded mode, and the bottom ends of the threaded rods are fixedly connected with supports which are coaxially arranged with the threaded rods.
3. The linear box steel structure bridge of claim 1, which is characterized in that: every steel structure bridge unit all includes the relative roof and the bottom plate that sets up of level, the web of two vertical relative distributions of fixedly connected with between roof and the bottom plate, the baffle that web length direction equidistance distributes and vertical setting is followed to a plurality of blocks of fixedly connected with between two webs, the equal fixedly connected with in top in every web outside and the web isometric arm unit of choosing, every group is chosen the arm unit and is all including choosing arm upper limb flange and choosing arm lower limb flange, it is parallel with the roof and with roof fixed connection to choose arm upper limb flange, it is in the below of choosing arm upper limb flange to choose arm lower limb flange slope distribution, and the lateral surface fixed connection of choosing arm lower limb flange lower limb's lower side and web, the arm web of choosing that chooses two vertical relative distributions between the arm upper limb flange of arm lower limb flange and choosing arm upper limb flange, it all with web fixed connection to choose one side of arm web, chooses the arm connecting plate of fixedly connected with vertical distribution between the opposite side of arm web, it respectively with arm upper limb flange, choose arm lower limb flange fixed connection of the connecting plate.
4. The linear box steel structure bridge of claim 3, which is characterized in that: a plurality of first reinforcing units are fixedly connected between the top plate and the partition plate, between the bottom plate and the partition plate, and between the partition plate and the two webs, and each first reinforcing unit is a strip-shaped reinforcing rib plate or a T-shaped reinforcing rib plate; a plurality of second reinforcing units are fixedly connected between the cantilever upper flange plate and the cantilever web plate, and the second reinforcing units are strip-shaped reinforcing rib plates or T-shaped reinforcing rib plates.
5. The linear box steel structure bridge of claim 3, which is characterized in that: all seted up the manhole on every baffle, all inlayed on every manhole and had the manhole sealing washer with the manhole looks adaptation, and every is crossed and all is provided with the detachable manhole cover on the manhole.
6. The linear box steel structure bridge of claim 1, which is characterized in that: the oblique rods which are obliquely distributed are fixedly connected between the two connecting rods of each group of support structures in a detachable mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222889837.9U CN217974006U (en) | 2022-11-01 | 2022-11-01 | Linear box steel structure bridge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222889837.9U CN217974006U (en) | 2022-11-01 | 2022-11-01 | Linear box steel structure bridge |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217974006U true CN217974006U (en) | 2022-12-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222889837.9U Active CN217974006U (en) | 2022-11-01 | 2022-11-01 | Linear box steel structure bridge |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217974006U (en) |
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2022
- 2022-11-01 CN CN202222889837.9U patent/CN217974006U/en active Active
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