CN214362949U - Reinforced steel box girder - Google Patents
Reinforced steel box girder Download PDFInfo
- Publication number
- CN214362949U CN214362949U CN202022441764.8U CN202022441764U CN214362949U CN 214362949 U CN214362949 U CN 214362949U CN 202022441764 U CN202022441764 U CN 202022441764U CN 214362949 U CN214362949 U CN 214362949U
- Authority
- CN
- China
- Prior art keywords
- baffle
- bottom plate
- rod
- box girder
- cross slab
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Bridges Or Land Bridges (AREA)
Abstract
The utility model discloses a reinforcement type steel box girder relates to steel box girder equipment technical field, including roof, web, bottom plate, cross slab, bracing piece, first auxiliary rod, baffle, head rod, second connecting rod, fixed block, bolt, through-hole, logical groove, second auxiliary rod and sealed piece. The utility model discloses a set up first auxiliary rod, the baffle, head rod and second connecting rod, when the cross slab atress is inhomogeneous, the power variation that different positions received, cause the deformation of cross slab easily, head rod and second connecting rod remain throughout and promote the both sides that the baffle extrudeed the cross slab, thereby avoid the cross slab to take place deformation and influence the supporting role of cross slab, the stability of steel box girder inner structure has been guaranteed, through setting up fixed block and bolt, the bolt is with the bracing piece simultaneously, bottom plate and the stable connection of fixed block are in the same place, the relative distance of roof and bottom plate has been guaranteed, stability when the bottom plate is fixed has been improved.
Description
Technical Field
The utility model relates to a steel case roof beam equipment technical field specifically is a reinforcement type steel case roof beam.
Background
The box girder is one of the middle girders in bridge engineering, the inner part of the box girder is hollow, and flanges are arranged on two sides of the upper part of the box girder and are similar to a box, so that the box girder is named. The box girder is divided into a single box, a plurality of boxes and the like. The steel box girder is a common structural form of a large-span bridge, is generally used on a bridge with a larger span, and is called as a steel box girder because the shape of the steel box girder is similar to that of a box. The steel box girder has high tensile strength, small structural dead weight, low energy consumption and little pollution of steel, can be recycled, and conforms to the sustainable development concept. The structure inside the steel box girder comprises transverse partition plates, a top plate, a bottom plate, a web plate and the like which are arranged at intervals.
The diaphragm plate in the internal structure of the existing steel box girder is easy to deform when stressed unevenly, loses transverse rigidity, cannot support the steel box girder, and is difficult to ensure the structural stability of the steel box girder.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a reinforcement shaped steel case roof beam to solve the problem that proposes among the above-mentioned background art.
In order to solve the technical problem, the utility model provides a following technical scheme: a reinforced steel box girder comprises a top plate and two webs, wherein the two webs are symmetrically arranged on two sides of the bottom of the top plate, a same bottom plate is horizontally arranged between the two webs, a plurality of transverse partition plates are arranged at the top of the bottom plate, the top ends of the transverse partition plates are fixedly connected with the bottom of the top plate, support rods are symmetrically arranged on two sides of the top of the bottom plate, the top ends of the support rods are fixedly connected with the bottom of the top plate, a same first auxiliary rod is horizontally arranged between the two support rods, the first auxiliary rod is slidably connected with the transverse partition plates, slidably connected baffle plates are sleeved on the outer walls of the first auxiliary rod on two sides of the transverse partition plates, the baffle plates are in close contact with the outer walls of the transverse partition plates, a first connecting rod which is rotatably connected is obliquely arranged upwards on one side, away from the transverse partition plates, at the top ends of the first connecting rods are rotatably connected with the bottom of the top plate, keep away from the baffle bottom the downward sloping of cross slab one side is equipped with the second connecting rod that rotates the connection, the second connecting rod with the bottom plate top is rotated and is connected, the bottom plate bottom in the bracing piece below is equipped with the fixed block, the fixed block bottom in the bracing piece below is equipped with the bolt, bolt one end extends to inside the bracing piece.
Furthermore, the transverse partition plate is internally provided with a through hole outside the first auxiliary rod, so that the transverse partition plate is not in direct contact with the first auxiliary rod, the first auxiliary rod is driven to move when the transverse partition plate is prevented from deforming, and the stability of the structure is ensured.
Furthermore, the diaphragm plate is parallel to the support rods, the support rods are perpendicular to the bottom plate, and the diaphragm plate can uniformly bear the pressure of the top plate.
Furthermore, the outer wall of the baffle is close to one side of the diaphragm plate, a sealing block is arranged, the friction force between the baffle and the diaphragm plate is increased, and the stability of the device when the diaphragm plate is fixed is guaranteed.
Furthermore, the supporting rod and the bottom plate are internally provided with threads matched with the bolts, so that the stability of the bolts is ensured.
Furthermore, the baffle is internally provided with a through groove matched with the first auxiliary rod, and the stability of the baffle when the diaphragm plate is fixed is ensured by limiting the movement direction of the baffle.
Furthermore, the same second auxiliary rod is arranged between the two fixing blocks, so that the distance between the two fixing blocks is limited, and the position stability of the fixing blocks is guaranteed.
Compared with the prior art, the utility model discloses the beneficial effect who reaches is:
1. the utility model discloses a set up first auxiliary rod, baffle, head rod and second connecting rod, when the cross slab atress is inhomogeneous, the power variation that different positions received causes the deformation of cross slab easily, and head rod and second connecting rod remain throughout and promote the both sides that baffle extrusion cross slab avoids the cross slab to take place deformation thereby to influence the supporting role of cross slab, has guaranteed the stability of steel box girder inner structure.
2. The utility model discloses a set up fixed block and bolt, the bolt is in the same place bracing piece, bottom plate and the stable linking of fixed block simultaneously, has guaranteed the relative distance of roof and bottom plate, has improved the stability when the bottom plate is fixed.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:
FIG. 1 is a front cross-sectional view of the present invention in its entirety;
FIG. 2 is an enlarged schematic view of the present invention at A in FIG. 1;
FIG. 3 is a side sectional view of the diaphragm of the present invention;
fig. 4 is a bottom view of the fixing block of the present invention;
in the figure: 1, a top plate; 2 a web plate; 3, a bottom plate; 4, a diaphragm plate; 5, supporting the rod; 6 a first auxiliary lever; 7, a baffle plate; 8 a first connecting rod; 9 a second connecting rod; 10, fixing blocks; 11, bolts; 12 through holes; 13 through grooves; 14 a second auxiliary lever; 15 sealing the block.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides a technical solution: a reinforced steel box girder comprises a top plate 1 and two webs 2, wherein the two webs 2 are symmetrically arranged at two sides of the bottom of the top plate 1, a same bottom plate 3 is horizontally arranged between the two webs 2, a plurality of transverse partition plates 4 are arranged at the top of the bottom plate 3, the top ends of the transverse partition plates 4 are fixedly connected with the bottom of the top plate 1, supporting rods 5 are symmetrically arranged at two sides of the top of the bottom plate 3, the top ends of the supporting rods 5 are fixedly connected with the bottom of the top plate 1, a same first auxiliary rod 6 is horizontally arranged between the two supporting rods 5, the first auxiliary rod 6 is slidably connected with the transverse partition plates 4, baffle plates 7 which are slidably connected are sleeved on the outer walls of the first auxiliary rods 6 at two sides of the transverse partition plates 4, the baffle plates 7 are in tight contact with the outer walls of the transverse partition plates 4, and a first connecting rod 8 which is rotatably connected is obliquely upwards arranged at the top of the baffle plates 7 far away from one side of the transverse partition plates 4, the top end of the first connecting rod 8 is rotatably connected with the bottom of the top plate 1, the bottom of the baffle plate 7 is far away from a second connecting rod 9 which is rotatably connected with the bottom of the transverse partition plate 4 in a downward inclined mode, and the second connecting rod 9 is rotatably connected with the top of the bottom plate 3.
Through-hole 12 has been seted up in the diaphragm 4 outside in first auxiliary rod 6, makes diaphragm 4 and first auxiliary rod 6 not direct contact, drives first auxiliary rod 6 and removes when avoiding diaphragm 4 to take place deformation, has guaranteed the stability of structure.
The diaphragm plate 4 is parallel to the support rod 5, the support rod 5 is perpendicular to the bottom plate 3, and the diaphragm plate 4 can uniformly bear the pressure of the top plate 1.
The outer wall of the baffle 7 is close to one side of the diaphragm plate 4 and is provided with a sealing block 15, so that the friction force between the baffle 7 and the diaphragm plate 4 is increased, and the stability of the device when the diaphragm plate 4 is fixed is ensured.
The baffle 7 is internally provided with a through groove 13 matched with the first auxiliary rod 6, and the stability of the baffle 7 when the diaphragm plate 4 is fixed is ensured by limiting the moving direction of the baffle 7.
The implementation mode is specifically as follows: when the device is used, by arranging the first auxiliary rod 6, the baffle 7, the first connecting rod 8 and the second connecting rod 9, when the device works, the transverse clapboard 4 is subjected to uniform pressure from the top plate 1, the transverse clapboard 4 plays a supporting role for the top plate 1 and plays a fixing role for the bottom plate 3, and the transverse clapboard does not deform per se, at the moment, the first connecting rod 8 and the second connecting rod 9, the top plate 1 and the transverse clapboard 4 form a stable triangular structure and play an auxiliary supporting role for the top plate 1, when the transverse clapboard 4 is subjected to nonuniform stress, the forces applied at different positions are different, so that the deformation of the transverse clapboard 4 is easily caused, the first connecting rod 8 and the second connecting rod 9 always push the baffle 7 to extrude the two sides of the transverse clapboard 4, the supporting role of the transverse clapboard 4 is prevented from being deformed, the stability of the internal structure of the steel box girder is ensured, and after the transverse clapboard 4 deforms, the diaphragm plate 4 promotes baffle 7 and does small displacement, and the rotation of minizone is carried out to head rod 8 and second connecting rod 9, plays the emergency measure when supporting role is used for diaphragm plate 4 to warp to roof 1 temporarily.
Referring to fig. 1 and 4, the present invention provides a technical solution: the utility model provides a reinforcement shaped steel case roof beam, still including set up in the fixed block 10 of 3 bottoms of bottom plate, fixed block 10 is located 5 belows of bracing piece, fixed block 10 bottom in 5 belows of bracing piece are equipped with bolt 11, bolt 11 one end extends to inside the bracing piece 5.
The support rod 5 and the bottom plate 3 are internally provided with threads matched with the bolts 11, so that the stability of the bolts 11 is ensured.
The same second auxiliary rod 14 is arranged between the two fixing blocks 10, so that the distance between the two fixing blocks 10 is limited, and the position stability of the fixing blocks 10 is ensured.
The implementation mode is specifically as follows: during the use, through setting up fixed block 10 and bolt 11, bolt 11 passes fixed block 10 and bottom plate 3, and the end of bolt 11 is deepened in the inside of bracing piece 5, and bolt 11 is in the same place bracing piece 5, bottom plate 3 and the stable connection of fixed block 10 simultaneously, has guaranteed the relative distance of roof and bottom plate, has improved the stability when the bottom plate is fixed.
The utility model discloses a theory of operation:
referring to the attached drawings 1-3 of the specification, by arranging the first auxiliary rod 6, the baffle 7, the first connecting rod 8 and the second connecting rod 9, when the stress of the diaphragm plate 4 is uneven, the stress on different positions is different, the deformation of the diaphragm plate 4 is easily caused, the first connecting rod 8 and the second connecting rod 9 always push the baffle 7 to extrude the two sides of the diaphragm plate 4, the supporting effect of the diaphragm plate 4 is prevented from being influenced by the deformation of the diaphragm plate 4, and the stability of the internal structure of the steel box girder is ensured.
Further, referring to the attached drawings 1 and 4 of the specification, by arranging the fixing block 10 and the bolt 11, the bolt 11 simultaneously and stably connects the supporting rod 5, the bottom plate 3 and the fixing block 10 together, so that the relative distance between the top plate and the bottom plate is ensured, and the stability of the bottom plate in the fixing process is improved.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
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 described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. The utility model provides a reinforcement shaped steel case roof beam, includes roof (1) and two webs (2), its characterized in that: two web (2) symmetry set up in roof (1) bottom both sides, two the level is equipped with same bottom plate (3) between web (2), bottom plate (3) top is equipped with a plurality of cross slab (4), cross slab (4) top with roof (1) bottom fixed connection, bottom plate (3) top bilateral symmetry is equipped with bracing piece (5), bracing piece (5) top with roof (1) bottom fixed connection, two the level is equipped with same first auxiliary rod (6) between bracing piece (5), first auxiliary rod (6) with cross slab (4) sliding connection, first auxiliary rod (6) outer wall in cross slab (4) both sides all overlap and are equipped with sliding connection's baffle (7), baffle (7) with cross slab (4) outer wall in close contact with, baffle (7) top is kept away from cross slab (4) one side tilt up is equipped with the first bottom of rotating connection A connecting rod (8), head rod (8) top with roof (1) bottom is rotated and is connected, keep away from baffle (7) bottom cross slab (4) one side downward sloping is equipped with second connecting rod (9) that rotate the connection, second connecting rod (9) with bottom plate (3) top is rotated and is connected, bottom plate (3) bottom in bracing piece (5) below is equipped with fixed block (10), fixed block (10) bottom in bracing piece (5) below is equipped with bolt (11), bolt (11) one end extends to inside bracing piece (5).
2. A reinforced steel box girder according to claim 1, wherein: through holes (12) are formed in the transverse partition plate (4) and outside the first auxiliary rod (6).
3. A reinforced steel box girder according to claim 1, wherein: the diaphragm plate (4) and the support rod (5) are parallel to each other, and the support rod (5) and the bottom plate (3) are perpendicular to each other.
4. A reinforced steel box girder according to claim 1, wherein: and a sealing block (15) is arranged on one side, close to the diaphragm plate (4), of the outer wall of the baffle plate (7).
5. A reinforced steel box girder according to claim 1, wherein: the supporting rod (5) and the bottom plate (3) are internally provided with threads matched with the bolts (11).
6. A reinforced steel box girder according to claim 1, wherein: and a through groove (13) matched with the first auxiliary rod (6) is formed in the baffle (7).
7. A reinforced steel box girder according to claim 1, wherein: and a same second auxiliary rod (14) is arranged between the two fixed blocks (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022441764.8U CN214362949U (en) | 2020-10-29 | 2020-10-29 | Reinforced steel box girder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022441764.8U CN214362949U (en) | 2020-10-29 | 2020-10-29 | Reinforced steel box girder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214362949U true CN214362949U (en) | 2021-10-08 |
Family
ID=77969807
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022441764.8U Active CN214362949U (en) | 2020-10-29 | 2020-10-29 | Reinforced steel box girder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214362949U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114575269A (en) * | 2022-03-18 | 2022-06-03 | 中铁工程设计咨询集团有限公司 | Cable-stayed bridge box girder and construction method thereof |
-
2020
- 2020-10-29 CN CN202022441764.8U patent/CN214362949U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114575269A (en) * | 2022-03-18 | 2022-06-03 | 中铁工程设计咨询集团有限公司 | Cable-stayed bridge box girder and construction method thereof |
| CN114575269B (en) * | 2022-03-18 | 2023-10-03 | 中铁工程设计咨询集团有限公司 | Cable-stayed bridge box girder and construction method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN214362949U (en) | Reinforced steel box girder | |
| CN111733972B (en) | Assembled reinforced concrete structure beam column node | |
| CN108222480B (en) | High-altitude cantilever main truss type steel formwork construction platform | |
| CN109112945B (en) | Bamboo wood and steel combined box girder based on bolted connection | |
| CN109653357A (en) | A kind of buckling-restrained assembled beam-column combined joint of the recoverable function of modularized design | |
| CN111560839A (en) | Large cantilever steel box girder | |
| CN112962824B (en) | Short-leg steel plate shear wall with replaceable energy consumption components and construction method thereof | |
| CN212715350U (en) | Section steel concrete beam column structure | |
| CN109629350B (en) | Prestressed seamless connection concrete track beam for empty iron and construction method thereof | |
| CN111979912A (en) | Semi-open cellular back plate type steel-concrete combined section | |
| CN217268233U (en) | Non-dismantling bottom die floor plate for different-surface construction | |
| CN212772969U (en) | T-shaped dry type connecting node device for prefabricated shear wall plate | |
| CN214940962U (en) | Large-span steel construction vestibule | |
| CN211421594U (en) | Corrugated steel shell and solid web type steel composite beam | |
| CN214005367U (en) | Steel box composite beam bridge structure with truss brace rod | |
| CN216865647U (en) | Reinforced steel bar truss floor bearing plate | |
| CN221168358U (en) | Special-shaped wallboard | |
| CN216515071U (en) | Continuous beam arch bridge of steel web-concrete combined box girder | |
| CN215977848U (en) | Steel pipe shear wall | |
| CN220365140U (en) | Prefabricated node of assembled steel secondary beam in cast-in-situ reinforced concrete structure | |
| CN215106070U (en) | Assembled V-shaped eccentric supporting energy dissipation frame system | |
| CN212835924U (en) | Reinforced concrete outer frame beam and preceding core tube connecting joint | |
| CN217580563U (en) | Connection structure between angle steel for assembly type steel structure building | |
| CN219992207U (en) | Berey piece montant reinforcing apparatus with diagonal bar | |
| CN219732339U (en) | Concrete beam and steel-pipe column connected node |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |