CN210163015U

CN210163015U - Non-standard width subway station gantry crane track beam structure

Info

Publication number: CN210163015U
Application number: CN201920421358.XU
Authority: CN
Inventors: 曹鹏
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-03-30
Filing date: 2019-03-30
Publication date: 2020-03-20
Anticipated expiration: 2029-03-30

Abstract

The utility model discloses a rail beam structure of a gantry crane of a subway station with nonstandard width, which comprises an expanded end rail beam, a crown beam for supporting the rail beam and a supporting pile for supporting the crown beam; symmetrical triangular inclined struts are arranged between the supporting piles and the crown beams; the track beam and the crown beam are both formed by casting C35 reinforced concrete in situ, steel reinforcement cages are arranged in the track beam, and the steel reinforcement cages in the track beam and the steel reinforcement cages in the crown beam are connected to form an integral steel reinforcement framework; the crown beam comprises a standard section and a widening section, a reinforcing support pile is additionally arranged below the widening section, and the reinforcing support pile and the track beam are arranged on the same vertical line. The utility model makes full use of the existing structure of the station and keeps the span of the gantry crane track beam unchanged; the utilization rate of the gantry crane is improved, the structure is reasonable, the construction progress is fast, and meanwhile, the construction cost is reduced.

Description

Non-standard width subway station gantry crane track beam structure

Technical Field

The utility model relates to a gantry crane track roof beam specifically is a nonstandard width subway station gantry crane track roof beam structure.

Background

At present, the plane layout of the domestic subway station is usually in a form of adding two enlarged ends and a standard section, and the width of the section of the station to be considered is relatively small in the design stage of the track beam. In order to accelerate the subway construction progress, avoid the difficult problem of removal and migration, and simultaneously meet the requirements of various equipment installation and ground traffic relief, nonstandard variable cross-section stations are produced.

For the non-standard width subway station, a rail beam is constructed above the main body enclosing structure of the station by using the conventional method, and then the gantry crane is erected, however, compared with the standard station constructed by the method, more gantry cranes with different spans are inevitably added due to the increase of the section type of the station, the mutual interference is caused by the erection of too many gantry cranes above the station, the use efficiency of the gantry cranes is reduced, the construction progress is influenced, and meanwhile, the construction cost is increased.

SUMMERY OF THE UTILITY MODEL

In order to solve the problem, the utility model provides a nonstandard width subway station gantry crane track beam structure at nonstandard width section, will be used for supporting the guan liang of track roof beam and widen to adopt to strengthen supporting pile and consolidate the support, thereby guarantee that gantry crane track roof beam strides footpath unchangeably, can improve the gantry crane availability factor, accelerate the construction progress, also can reduce construction cost simultaneously. The specific technical scheme is as follows:

a rail beam structure of a gantry crane of a subway station with nonstandard width comprises an expanded section rail beam connected with a standard section, a crown beam used for supporting the rail beam and a supporting pile used for supporting the crown beam; symmetrical triangular inclined struts are arranged between the supporting piles and the crown beams; the track beam and the crown beam are both formed by casting C35 reinforced concrete in situ, steel reinforcement cages are arranged in the track beam, and the steel reinforcement cages in the track beam and the steel reinforcement cages in the crown beam are connected to form an integral steel reinforcement framework; the crown beam comprises a standard section and a widening section, a reinforcing support pile is additionally arranged below the widening section, and the reinforcing support pile and the track beam are arranged on the same vertical line.

According to the rail beam structure of the gantry crane for the subway station with the nonstandard width, the steel reinforcement cage of the rail beam is connected with the steel reinforcement cage of the crown beam in a sleeve splicing and welding mode, and specifically, the steel reinforcement is reversely inserted into the sleeve for connection.

Preferably, one end of a triangular inclined strut between the support pile and the crown beam is fixed on the crown beam, and the other end of the triangular inclined strut is fixed on the support pile or the reinforced support pile; the triangular inclined strut on the reinforced support pile is provided with a T-shaped reinforcing rib, the end part of the vertical section of the T-shaped reinforcing rib is fixed on the triangular inclined strut, and the two ends of the horizontal section are respectively fixed on the crown beam and the support pile or the reinforced support pile; the triangular inclined strut and the T-shaped reinforcing rib are connected with the crown beam and the supporting pile or the reinforced supporting pile by chemical anchor bolts, and the triangular inclined strut and the T-shaped reinforcing rib are welded.

Preferably, the width dimension of the crown beam is larger than the width of the track beam, and the widening section of the crown beam and the track beam form a T-shaped structure.

Preferably, in the rail beam structure of the subway station with the nonstandard width, the rail beam is provided with a gantry crane rail, and the rail beam is provided with a fixing component for fixing the gantry crane rail. Further preferably, the fixing assembly comprises a plurality of expansion bolt devices and/or steel plate devices distributed according to a set distance; the lower end of the expansion bolt device is embedded into the track beam, and the upper end of the expansion bolt device is bent towards the inner side of the track to clamp the base of the gantry crane track; the steel plate device comprises a transverse steel plate fixed on the track beam and a vertical steel plate welded on the transverse steel plate and used for clamping a gantry crane track base; the transverse steel plate is fixed on the track beam through a steel bar nail.

Preferably, the track beam of the rail beam structure of the gantry crane in the non-standard width subway station is further provided with a stop at the end part of the gantry crane track for preventing the gantry crane from running out of the track; the car bumper is of a wedge-shaped structure welded by steel plates and comprises a web plate and wing plates vertically connected to the two ends of the web plate, a stiffened plate is arranged between the web plate and the wing plates, and the wing plates on the two sides are installed on a gantry crane rail through bolts.

The utility model has the advantages that:

the utility model widens the crown beam for supporting the track beam in the section with nonstandard width, makes full use of the existing structure of the station and keeps the span of the track beam of the gantry crane unchanged; the steel reinforcement cages in the track beam and the crown beam are mutually connected to form an integral steel reinforcement framework, and a reinforcing support pile is adopted to reinforce the support, so that the stability of the track beam is improved; the fixing assembly for fixing the gantry crane track is arranged on the track beam, so that the defect that track installation is not smooth due to factors such as track beam deformation or track beam surface unevenness is avoided, and the traveling safety of the gantry crane is improved; the rail beams at the two ends of the gantry crane rail are provided with the car stops for preventing the gantry crane from running out of the rail, so that the use safety of the gantry crane is fully ensured; the utility model discloses rational in infrastructure, the construction progress is fast, reduces construction cost simultaneously.

Drawings

FIG. 1 is a schematic plane view of a gantry crane track beam structure of a subway station with a nonstandard width according to the present invention;

FIG. 2 is a schematic structural view of a standard section of the crown beam of the present invention;

FIG. 3 is a schematic structural view of the crown beam widening section of the present invention;

FIG. 4 is a schematic structural view of another widening section of the crown beam of the present invention;

FIG. 5 is a schematic structural view of the fixing assembly of the present invention;

fig. 6 is a schematic structural view of the expansion bolt device of the present invention;

FIG. 7 is a schematic structural view of a steel plate apparatus of the present invention;

fig. 8 is a schematic view of the bumper structure of the present invention.

In the figure: 1. a track beam; 2. a crown beam 21, a standard section 22 and a widening section; 3. supporting piles; 4. a triangular inclined strut; 5. reinforcing the supporting piles; 6. t-shaped reinforcing ribs; 7. a chemical anchor bolt; 8. the fixing assembly comprises a fixing assembly 81, an expansion bolt device 82, a steel plate device 821, a transverse steel plate 822, a vertical steel plate 823 and a steel bar nail; 9. a gantry crane track; 10. the automobile bumper comprises a bumper body, 101, a web plate, 102, a wing plate, 103, a stiffened plate, 104, bolts, 105 and a handle.

Detailed Description

The technical solution of the present invention will be clearly and completely described below with reference to the accompanying drawings:

1. a rail beam structure of a gantry crane of a subway station with non-standard width is shown in figures 1 to 8, and comprises an expanded section rail beam 1 connected with a standard section, a crown beam 2 used for supporting the rail beam 1 and a supporting pile 3 used for supporting the crown beam; symmetrical triangular inclined struts 4 are arranged between the supporting piles 3 and the crown beams 2. The track beam 1 and the crown beam 2 are both formed by casting C35 reinforced concrete in situ, the concrete casting is carried out twice, the crown beam 2 part is firstly cast, and then the track beam 1 part is cast; the steel reinforcement cage is arranged inside the track beam 1 and the crown beam 2, and the steel reinforcement cage in the track beam 1 is connected with the steel reinforcement cage in the crown beam 2 to form an integral steel reinforcement framework. The track beam 2 part which cannot be placed on the crown beam 2 is widened to form a widened section 22 on the standard section 21 of the crown beam 2 in a manner of widening the crown beam 2, so that the track beam 2 and the widened section form an inverted T-shaped foundation support. The size width of the crown beam 2 is larger than that of the track beam 1, and the widening section 22 of the crown beam 2 and the track beam 1 form a T-shaped structure. Preferably, the dimensions of the track beam 1 are 300x500mm, the dimensions of the standard section 21 of the crown beam 2 are 500x1000mm, and the dimensions of the widened part are 800x300 mm. And in order to increase the stability of the track beam, a reinforcing support pile 5 is additionally arranged below the widening section 22, and the reinforcing support pile 5 and the track beam 1 are arranged on the same vertical line.

In a preferred embodiment, the reinforcement cage of the track beam 1 and the reinforcement cage of the crown beam 2 are connected by sleeve splicing and welding. Further preferably, the sleeve splicing mode between the reinforcement cage of the track beam 1 and the reinforcement cage of the crown beam 2 is specifically that the reinforcement is reversely inserted into the sleeve for connection.

In the rail beam structure of the gantry crane of the subway station with the nonstandard width, one end of the triangular inclined strut 4 is fixed on the crown beam 2, and the other end of the triangular inclined strut is fixed on the supporting pile 3 or the reinforced supporting pile 5; the triangular inclined strut 4 on the reinforced supporting pile 5 is provided with a T-shaped reinforcing rib 6, the end part of the vertical section of the T-shaped reinforcing rib 41 is fixed on the triangular inclined strut 4, and the two ends of the horizontal section are respectively fixed on the crown beam 2 and the supporting pile 3 or the reinforced supporting pile 5. The triangular inclined strut 4 and the T-shaped reinforcing rib 6 are preferably connected with the crown beam 2 and the supporting pile 3 or the reinforcing supporting pile 5 by chemical anchor bolts 7, and the triangular inclined strut 4 and the T-shaped reinforcing rib 6 are preferably welded.

In a preferred embodiment, the rail beam of the non-standard width subway station gantry crane rail beam structure is provided with a gantry crane rail 9, and in order to meet the requirement of flatness of the rail beam 1 and ensure the traveling safety of the gantry crane, the rail beam 1 is provided with a fixing assembly 8 for fixing the gantry crane rail 9. The fixing assembly 8 comprises a plurality of expansion bolt devices 81 and/or steel plate devices 82 distributed according to a set distance; the lower end of the expansion bolt device 81 is implanted into the track beam 1 along with pouring construction, and the upper end of the expansion bolt device bends towards the inner side of the track to clamp the base of the gantry crane track 9. The steel plate device 82 comprises a transverse steel plate 821 fixed on the track beam 1 and a vertical steel plate 822 welded on the transverse steel plate 821 and clamping the base of the gantry crane track 9; the transverse steel plate 821 is a rectangular steel plate, is horizontally fixed on the track beam through a steel bar nail 823, is tightly attached to two sides of the track, and is fully welded with a hole gap through which the steel bar nail 823 penetrates in the rectangular steel plate; the vertical steel plate 822 is cut into a specified shape in advance, and after the transverse steel plate 821 is installed, the vertical steel plate 822 is welded and tightly pressed on the base of the gantry crane track 9. According to specific construction conditions, the installation and fixing assembly 8 is selected, for example, the installation is used for a gantry crane with the weight of below 40 tons, the control distance of the steel plate device 82 is 800-1000 mm, the distance of the expansion bolt device 81 is controlled to be 400-500 mm, and the steel plate device and the expansion bolt device are used alternately; the expansion bolt is M16; the thickness of the steel plate is not less than 10mm, the grade of the used steel bar nail 823 is not less than HRB335, the diameter is not less than 18mm, and the depth of the steel bar nail is not less than 150 mm. The used steel bars and steel plates can use construction excess materials, additional purchase is not needed, and the stability of the gantry crane track 9 is guaranteed with the lowest construction cost.

The rail beam 1 is provided with a stopper 10 at an end of the gantry crane rail 9 to prevent the gantry crane from moving out of the rail, the stopper 10 is a wedge-shaped structure welded by steel plates, and includes a web 101 and wing plates 102 vertically connected to both sides and a rear side of the web 101, a rib plate 103 is provided between the web 101 and the wing plates 102, and the wing plates 102 at both sides are mounted on the gantry crane rail 9 by bolts 104. Preferably, the rear side panel 102 of the bumper is further provided with a handle 105 for carrying the bumper 10.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive. Furthermore, it should be understood that although the present specification describes embodiments, this does not include only one embodiment, and such description is for clarity only, and those skilled in the art should be able to make the specification as a whole, and the embodiments may be appropriately combined to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a non-standard width subway station gantry crane track beam structure which characterized in that: the device comprises an expanded section track beam (1) connected with a standard section, a crown beam (2) used for supporting the track beam (1) and a supporting pile (3) used for supporting the crown beam; symmetrical triangular inclined struts (4) are arranged between the supporting piles (3) and the crown beams (2); the track beam (1) and the crown beam (2) are both formed by casting C35 reinforced concrete in situ, steel reinforcement cages are arranged in the track beam (1), and the steel reinforcement cages in the track beam (1) and the steel reinforcement cages in the crown beam (2) are connected to form an integral steel reinforcement framework; the crown beam (2) comprises a standard section (21) and a widening section (22), a reinforcing support pile (5) is additionally arranged below the widening section (22), and the reinforcing support pile (5) and the track beam (1) are arranged on the same vertical line.

2. The non-standard width subway station gantry crane track beam structure of claim 1, wherein: and the reinforcement cage of the track beam (1) is connected with the reinforcement cage of the crown beam (2) in a sleeve splicing and welding mode.

3. The non-standard width subway station gantry crane track beam structure of claim 2, wherein: the sleeve splicing mode between the steel reinforcement cage of the track beam (1) and the steel reinforcement cage of the crown beam (2) is specifically that steel reinforcements are reversely inserted into a sleeve for connection.

4. The non-standard width subway station gantry crane track beam structure of claim 1, wherein: one end of the triangular inclined strut (4) is fixed on the crown beam (2), and the other end of the triangular inclined strut is fixed on the support pile (3) or the reinforced support pile (5); the triangular inclined strut (4) on the reinforced support pile (5) is provided with a T-shaped reinforcing rib (6), the end part of the vertical section of the T-shaped reinforcing rib (6) is fixed on the triangular inclined strut (4), and the two ends of the horizontal section are respectively fixed on the crown beam (2) and the support pile (3) or the reinforced support pile (5).

5. The non-standard width subway station gantry crane track beam structure of claim 4, wherein: the triangular inclined strut (4), the T-shaped reinforcing rib (6) and the crown beam (2) and the supporting pile (3) or the reinforcing supporting pile (5) are connected by chemical anchor bolts (7), and the triangular inclined strut (4) and the T-shaped reinforcing rib (6) are welded.

6. The non-standard width subway station gantry crane track beam structure as claimed in claim 1 or 5, wherein: the width dimension of the crown beam (2) is larger than that of the track beam (1), and the widening section (22) of the crown beam (2) and the track beam (1) form a T-shaped structure.

7. The non-standard width subway station gantry crane track beam structure of claim 1, wherein: the gantry crane track structure is characterized in that a gantry crane track (9) is mounted on the track beam, and a fixing assembly (8) for fixing the gantry crane track (9) is arranged on the track beam (1).

8. The non-standard width subway station gantry crane track beam structure of claim 7, wherein: the fixing assembly (8) comprises a plurality of expansion bolt devices (81) and/or steel plate devices (82) distributed according to a set distance; the lower end of the expansion bolt device (81) is implanted into the track beam (1), and the upper end of the expansion bolt device bends towards the inner side of the track to clamp the base of the gantry crane track (9); the steel plate device (82) comprises a transverse steel plate (821) fixed on the track beam (1) and a vertical steel plate (822) welded on the transverse steel plate (821) and used for clamping the base of the gantry crane track (9); the transverse steel plate (821) is fixed on the track beam (1) through a steel bar nail (823).

9. The non-standard width subway station gantry crane track beam structure of claim 1, wherein: and the track beam (1) is provided with a stop (10) which is positioned at the end part of the gantry crane track (9) and used for preventing the gantry crane from running out of the track.

10. The non-standard width subway station gantry crane track beam structure of claim 9, wherein: the car bumper (10) is of a wedge-shaped structure welded by steel plates and comprises a web plate (101) and wing plates (102) vertically connected to two ends of the web plate (101), a rib plate (103) is arranged between the web plate (101) and the wing plates (102), and the wing plates (102) on two sides are installed on a gantry crane track (9) through bolts (104).