CN218263435U

CN218263435U - Overhead beam capable of being continuously spliced and installed in small line interval section

Info

Publication number: CN218263435U
Application number: CN202221938409.4U
Authority: CN
Inventors: 郑传敖
Original assignee: Wuhan Jiangteng Railway Engineering Co ltd
Current assignee: Wuhan Jiangteng Railway Engineering Co ltd
Priority date: 2022-07-26
Filing date: 2022-07-26
Publication date: 2023-01-10
Anticipated expiration: 2032-07-26

Abstract

The utility model discloses a but overhead beam of splicing in succession of small line interval district section installation, longeron including the symmetry setting and the crossbeam of installing between the longeron, the longeron includes a plurality of I shapes assembling plate, and is adjacent the side all is provided with coupling assembling around between the I shape assembling plate. The utility model discloses in, can make up for the longeron of built on stilts roof beam through a plurality of I shape assembling plates, the length of I shape assembling plate is 4 meters, longeron after the combination can be applicable to the less region of haplopore span and make somebody a mere figurehead, and longeron after the split is convenient for transport and hoist and mount, and all insert between the adjacent I shape assembling plate and be equipped with a plurality of inserted bars, the concatenation installation of I shape assembling plate can be convenient for through a plurality of inserted bars that set up, and can strengthen the joint strength between the I shape assembling plate, coupling assembling through the setting can further strengthen the firm in connection to adjacent I shape assembling plate, make the longeron structure of combination more stable.

Description

Overhead beam capable of being continuously spliced and installed in small line interval section

Technical Field

The utility model relates to a railway construction technical field especially relates to a but overhead beam of concatenation in succession of installation of little line interval district section.

Background

With the development of society, a plurality of existing railway bridges need to be modified or replaced, a large number of local traffic network, gas, sewage pipe culverts, human and animal channels and other projects need to pass through the existing railway subgrade, and the projects are usually constructed in a way of overhead lines. In the busy trunk lines such as the Jingguang line, the JingJiu line and the like, or other trunk lines and branch railways, the line spacing of a plurality of sections is only 4m, the conventional overhead beam is mostly suitable for construction of a large-span section and is not suitable for overhead construction of small line spacing, the overhead beam suitable for overhead construction of the small line spacing (the minimum line spacing is generally 4 m) section is researched, the existing line bridge of a difficult section is favorably updated and transformed, the construction period of underpass roadbed engineering is favorably shortened, and the influence on train operation is reduced.

Chinese patent No. CN212294390U discloses a connectable construction temporary beam for an overhead railway, which includes a longitudinal beam and a cross beam installed on the longitudinal beam, the longitudinal beam includes an upper flange and a lower flange, a first stiffening plate, a second stiffening plate and a third stiffening plate are disposed between the upper flange and the lower flange, a first diaphragm plate, a second diaphragm plate and a third diaphragm plate are disposed on the upper flange, the interior of the longitudinal beam is divided into a first belly, a second belly and a third belly, the middle of the longitudinal beam is of a box-type cross-section structure, and the joint portion of the longitudinal beam is of an i-type cross-section structure. The connectable-length type construction beam for the overhead railway has the advantages of stable structure, safety, reliability, smooth railway lines and stable and comfortable train operation. The assembly method is adopted for construction, the construction is simple, the operation is convenient, the construction safety risk is effectively reduced, the number of construction skylights can be reduced by 70%, the slow running time of the railway is reduced by 50%, and the interference of the construction on the railway transportation is greatly reduced.

The longeron of current built on stilts roof beam is longer, when carrying out the less region of haplopore span and rack empty, adopts longer longeron comparatively extravagant, and inconvenient transportation and hoist and mount.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art, and providing a continuously-spliced overhead beam capable of being installed in small line interval sections.

In order to realize the purpose, the utility model adopts the following technical scheme: the utility model provides a but overhead beam of splicing in succession of small line interval district section installation, longeron and the crossbeam of installing between the longeron that sets up including the symmetry, the longeron includes a plurality of I shapes assembly board, and is adjacent the side all is provided with coupling assembling around between the I shape assembly board, the left side fixedly connected with I shape backing plate of I shape assembly board, the I shape draw-in groove has been seted up on the right side of I shape assembly board, a plurality of jacks have all been seted up to the left and right sides of I shape assembly board, control and correspond the inside of jack is all inserted and is equipped with the inserted bar, coupling assembling includes the X type link, the first fixed plate of the equal fixedly connected with in upper and lower end both sides of X type link, the equal horizontal fixedly connected with dead lever in the both sides intermediate position of X type link, the equal fixedly connected with second fixed plate in outer end of dead lever.

Further, the left side and the right side of the I-shaped assembly plate are adjacent to each other, the I-shaped base plate and the I-shaped clamping groove are clamped and connected, and the vertical plate is reinforced through the vertical fixed connection at the middle position of the front side and the rear side of the I-shaped assembly plate.

Further, the equal vertical fixedly connected with support column in lower extreme both sides of I shape makeup board, the equal fixedly connected with mounting panel of lower extreme of support column.

Furthermore, a plurality of first through holes are formed in the positions, located on two sides of the reinforced vertical plate, of the upper end and the lower end of the I-shaped assembling plate, a plurality of third through holes are formed in the first fixing plate, and corresponding to the first through holes and the third through holes vertically, first bolts are arranged between the first through holes and the third through holes.

Further, the equal fixedly connected with stopper in position that the side is located the reinforced riser both sides around the I shape makeup board, a plurality of second through-holes have all been seted up on the stopper, a plurality of fourth through-holes have all been seted up on the second fixed plate, and the left and right sides corresponds all be provided with the second bolt between second through-hole and the fourth through-hole.

Furthermore, the two ends of the cross beam 2 are respectively connected with the lower end bolts of the corresponding I-shaped assembling plates 3, the length of each I-shaped assembling plate 3 is 4 meters, and the height of each I-shaped assembling plate 3 is 2 meters.

The utility model has the advantages that:

1. the utility model discloses when using, this but overhead beam can splice in succession of small line interval district section installation, can assemble into the longeron of overhead beam through a plurality of I shapes makeup board, the length of I shape makeup board is 4 meters, longeron after the combination can be applicable to the less region of haplopore span and make somebody a mere figurehead, and longeron after the split conveniently transports and hoists, and all insert between the adjacent I shape makeup board and be equipped with a plurality of inserted bars, the concatenation installation of I shape makeup board can be convenient for through a plurality of inserted bars that set up, and can strengthen the joint strength between the I shape makeup board, coupling assembling through the setting can further strengthen the firm in connection to adjacent I shape makeup board, make the longeron structure of combination more stable.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the connection structure of the cross beam and the longitudinal beam of the present invention;

fig. 3 is a schematic structural view of the longitudinal beam of the present invention;

FIG. 4 is a left side view of the I-shaped assembling plate of the present invention;

FIG. 5 is a right side view of the I-shaped assembled plate of the present invention;

FIG. 6 is a schematic view of the installation structure of the insert rod of the present invention;

fig. 7 is a schematic view of the connection assembly structure of the present invention.

Illustration of the drawings:

1. a stringer; 2. a cross beam; 3. i-shaped assembling plates; 4. a connection assembly; 5. an I-shaped base plate; 6. a jack; 7. a support column; 8. mounting a plate; 9. reinforcing the vertical plate; 10. a limiting block; 11. a second through hole; 12. a first through hole; 13. an I-shaped clamping groove; 14. a second bolt; 15. a first bolt; 16. inserting a rod; 17. an X-shaped connecting frame; 18. a first fixing plate; 19. a third through hole; 20. fixing the rod; 21. a second fixing plate; 22. and a fourth via.

Detailed Description

As shown in fig. 1-7, a continuously-spliced overhead beam capable of being installed in small line interval sections is provided, which includes a longitudinal beam 1 and a plurality of cross beams 2 installed between the longitudinal beam 1, the longitudinal beam 1 includes a plurality of i-shaped assembling plates 3, connecting assemblies 4 are respectively installed at the front and rear sides between the adjacent i-shaped assembling plates 3, an i-shaped backing plate 5 is fixedly connected to the left side of the i-shaped assembling plate 3, an i-shaped clamping groove 13 is opened at the right side of the i-shaped assembling plate 3, a plurality of insertion holes 6 are opened at the left and right sides of the i-shaped assembling plate 3, insertion rods 16 are respectively inserted into the corresponding insertion holes 6 at the left and right sides, a plurality of insertion rods 16 are respectively inserted between the adjacent i-shaped assembling plates 3, the splicing installation of the i-shaped assembling plates 3 is facilitated by the plurality of insertion rods 16, the connection strength between the i-shaped assembling plates 3 can be enhanced, the connecting assemblies 4 include X-shaped connecting frames 17, both sides of the upper and lower ends of the X-shaped connecting frames 17 are fixedly connected with first fixing plates 18, both sides of the middle positions of the X-shaped connecting frames 17 are fixedly connected with fixing rods 20, and both fixing rods 21 are connected with second fixing plates.

As shown in fig. 3-5, the left and right adjacent i-shaped base plates 5 and the i-shaped clamping grooves 13 are clamped and connected, the i-shaped base plates 5 and the i-shaped clamping grooves 13 are clamped and connected, so that the degree of fit of the connecting surfaces between the adjacent i-shaped assembling plates 3 can be improved, the sealing performance is improved, rainwater is prevented from entering the connecting surfaces, the erosion of the rainwater to the connecting surfaces is reduced, the reinforcing vertical plates 9 are fixedly connected to the middle positions of the front and rear sides of the i-shaped assembling plates 3, and the strength of the i-shaped assembling plates 3 can be improved by the aid of the reinforcing vertical plates 9.

As shown in fig. 4, the lower end of the i-shaped assembling plate 3 is fixedly connected with the supporting columns 7 in the two sides, the lower end of each supporting column 7 is fixedly connected with the mounting plate 8, and the supporting columns 7 and the mounting plates 8 can be used for fixedly connecting the longitudinal beams 1 with the piers.

As shown in fig. 3-6, a plurality of first through holes 12 are formed in positions, located on two sides of the reinforced vertical plate 9, of the upper end and the lower end of the i-shaped assembled plate 3, a plurality of third through holes 19 are formed in the first fixing plate 18, first bolts 15 are arranged between the vertically corresponding first through holes 12 and the vertically corresponding third through holes 19, limiting blocks 10 are fixedly connected to positions, located on two sides of the reinforced vertical plate 9, of the front side and the rear side of the i-shaped assembled plate 3, a plurality of second through holes 11 are formed in the limiting blocks 10, a plurality of fourth through holes 22 are formed in the second fixing plate 21, second bolts 14 are arranged between the horizontally corresponding second through holes 11 and the fourth through holes 22, the first bolts 15 fix the first fixing plate 18 and the upper end and the lower end of the i-shaped assembled plate 3 through the first through holes 12 and the third through holes 19, the second fixing plate 21 and the limiting blocks 10 through the second through holes 11 and the fourth through holes 22, adjacent i-shaped assembled plates 3 can be fixed by the first bolts 15, the upper end and the lower end of the X-shaped assembled plate connecting frame 17 is connected with the second fixing plate 21, and the adjacent i-shaped assembled plate 3, and the adjacent fixing plates can be connected with the fixing plates 3.

As shown in fig. 1 to 4, two ends of a cross beam 2 are respectively connected with lower end bolts of corresponding i-shaped assembling plates 3, a longitudinal beam 1 is hoisted to two sides of the upper end of the cross beam 2, the cross beam 2 and the longitudinal beam 1 are fixed by using fixing bolts, and then the installation of the overhead beam can be completed, wherein the length of the i-shaped assembling plate 3 is 4 meters, the height of the i-shaped assembling plate 3 is 2 meters, the length of the i-shaped assembling plate 3 is 4 meters, the combined longitudinal beam 1 can be suitable for being erected in a region with a small single-hole span, and the split longitudinal beam 1 is convenient to transport and hoist.

The working principle is as follows: when the railway sleeper connecting device is used, the number of the I-shaped assembling plates 3 is selected according to the required length of an overhead area, when a longitudinal beam 1 is assembled, one I-shaped assembling plate 3 is used as a reference, the rest I-shaped assembling plates 3 are arranged on the right side of the reference I-shaped assembling plate 3, inserting rods 16 are inserted into inserting holes 6 in the right side of the reference I-shaped assembling plate 3, inserting holes 6 in the left side of the next I-shaped assembling plate 3 and the corresponding inserting rods 16 are correspondingly sleeved, the adjacent I-shaped assembling plates 3 are close to each other, the corresponding I-shaped base plates 5 and the I-shaped clamping grooves 13 are clamped, connecting components 4 are arranged on the front side and the rear side of the adjacent I-shaped assembling plates 3, the first fixing plates 18 and the upper ends and the lower ends of the I-shaped assembling plates 3 are fixed through the first through holes 12 and the third through holes 19 by using first bolts 15, the second fixing plates 21 and the limiting blocks 10 are fixed by using second bolts 14, so that the assembling of the longitudinal beam 1 can be completed, the railway sleeper 2 penetrates through the second through the first through holes 12 and the fourth through holes 22, the second through holes 2, the fixing bolts and the railway sleeper 2 are used for fixing the longitudinal beam 1, and the railway sleeper 2, and the transverse beam 1 can be installed.

The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.

Claims

1. A overhead beam capable of being continuously spliced and installed in sections with small line intervals is characterized in that: longeron (1) that sets up including the symmetry and install a plurality of crossbeams (2) between longeron (1), longeron (1) includes a plurality of I shapes makeup board (3), and is adjacent the side all is provided with coupling assembling (4) around between I shape makeup board (3), the left side fixedly connected with I shape backing plate (5) of I shape makeup board (3), I shape draw-in groove (13) have been seted up on the right side of I shape makeup board (3), a plurality of jacks (6) have all been seted up to the left and right sides of I shape makeup board (3), control and correspond the inside of jack (6) is all inserted and is equipped with inserted bar (16), coupling assembling (4) include X type link (17), the equal fixedly connected with first fixed plate (18) in the upper and lower extreme both sides of X type link (17), the equal horizontal fixedly connected with dead lever (20) in both sides intermediate position of X type link (17), the equal fixedly connected with second fixed plate (21) in the outer end of dead lever (20).

2. The continuously spliceable overhead beam mountable at small line spacing sections of claim 1, wherein: it is adjacent about all to establish the connection with the equal card of I shape draw-in groove (13) I shape backing plate (5), riser (9) are strengthened to the equal vertical fixedly connected with in side intermediate position around I shape makeup board (3).

3. The continuously spliceable overhead beam mountable at small line spacing sections of claim 1, wherein: the I-shaped assembling plate is characterized in that supporting columns (7) are fixedly connected to two sides of the lower end of the I-shaped assembling plate (3) vertically, and mounting plates (8) are fixedly connected to the lower ends of the supporting columns (7).

4. The continuously spliceable overhead beam mountable at small line spacing sections of claim 1, wherein: a plurality of first through holes (12) have all been seted up to the position that the upper and lower end of I shape makeup board (3) is located reinforced riser (9) both sides, a plurality of third through-holes (19) have all been seted up on first fixed plate (18), correspond from top to bottom all be provided with first bolt (15) between first through-hole (12) and third through-hole (19).

5. The continuously spliceable overhead beam mountable at small line spacing sections of claim 1, wherein: the equal fixedly connected with stopper (10) in position that the side is located reinforced riser (9) both sides around I shape makeup board (3), a plurality of second through-holes (11) have all been seted up on stopper (10), a plurality of fourth through-holes (22) have all been seted up on second fixed plate (21), the left and right sides corresponds all be provided with second bolt (14) between second through-hole (11) and fourth through-hole (22).

6. The continuously spliceable overhead beam mountable at small line spacing sections of claim 1, wherein: the two ends of the cross beam (2) are respectively connected with the lower end bolts of the corresponding I-shaped assembling plates (3), the length of each I-shaped assembling plate (3) is 4 meters, and the height of each I-shaped assembling plate (3) is 2 meters.