CN210216032U

CN210216032U - Wheel rail type track crossing structure

Info

Publication number: CN210216032U
Application number: CN201921036920.3U
Authority: CN
Inventors: Fenglei Wang; 王奉磊
Original assignee: Fourth Engineering Co Ltd of China Railway 17th Bureau Group Co Ltd
Current assignee: Fourth Engineering Co Ltd of China Railway 17th Bureau Group Co Ltd
Priority date: 2019-07-04
Filing date: 2019-07-04
Publication date: 2020-03-31
Anticipated expiration: 2029-07-04

Abstract

The utility model discloses a wheel rail formula track crossing structure, the track base including cross arrangement and can dismantle the lid fit last rail head structure on the track base. The utility model discloses a wheel rail formula track intersection structure, prop up through hydraulic system and will move roof beam machine landing leg jack-up, change orbital direction and angle steering to taking off the first structure of rail change track direction, be applicable to wheel rail formula and move roof beam machine, hoisting equipment such as portal crane, can effectively improve wheel rail formula and move roof beam machine, hoisting equipment such as portal crane turn to speed, improve the ride comfort, avoid the interface to collide the phenomenon, reduce wheel hub wearing and tearing and loss, improve the engineering benefit, complete equipment low cost, the effect is showing, effectively improved hoisting equipment's the speed that turns to, the flexibility is high, can be according to the site conditions, the free repacking, the ride comfort is good, can not cause and move roof beam machine card pause or striking.

Description

Wheel rail type track crossing structure

Technical Field

The utility model relates to a wheel rail formula track construction technical field, concretely relates to wheel rail formula track crossing structure.

Background

With the continuous updating of building construction and the inevitable need for large-scale application of rail-type heavy mechanical equipment, rail-type universal joints have been a relatively troublesome problem, and from a high-end hydraulic form to a laborious mechanical mode, optimization schemes have been developed, but most of them cannot be applied for various reasons.

The problems that the 160t wheel-rail beam moving machine of the beam yard is quite numerous, the situation that the beam moving machine is clamped due to the irregularity of the cross joint is not few, a large amount of manpower and material resources need to be consumed each time, particularly, the construction progress is delayed, the safety is seriously influenced, the abrasion of the hub and the steel wire rope is accelerated, the service lives of the steel wire rope and the hub are shortened, the beam moving machine cannot be smooth in the beam moving process, the beam body shakes, the potential safety hazard is large, the abrasion of the steel wire rope is continuously accelerated due to the irregularity of the beam moving machine, and one 200m steel wire rope is abraded and pulled seriously only in less than 20 days at the fastest time.

Therefore, in order to solve the above problems, a wheel-rail track intersection structure is needed, which can be applied to lifting equipment such as a wheel-rail beam moving machine and a gantry crane, and can effectively increase the steering speed of the lifting equipment such as the wheel-rail beam moving machine and the gantry crane, improve the smoothness, avoid the interface collision phenomenon, reduce the wheel hub abrasion and loss, and improve the engineering benefit.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model aims at overcoming the defect among the prior art, provide wheel rail formula track intersection structure, can be applicable to the wheel rail formula and move hoisting equipment such as roof beam machine, portal crane, can effectively improve the wheel rail formula and move hoisting equipment such as roof beam machine, portal crane steering speed, improve the ride comfort, avoid interface to collide the phenomenon, reduce wheel hub wearing and tearing and loss, improve the engineering benefit.

The utility model discloses a wheel rail formula track crossing structure, the track base including cross arrangement and can dismantle the lid fit last rail head structure on the track base.

Furthermore, the middle of the track base is raised to form a convex supporting part (formed by cutting off the rail bottom of the common track), and the middle of the upper rail head structure is recessed inwards to form a concave buckling part (formed by adding ribbed plates on the rail head after cutting off the common track).

Furthermore, the upper rail head structure comprises a rail head and a pair of rib plates which are symmetrically and fixedly arranged below the rail head.

Furthermore, an arc surface for supporting the track wheel to limit walking is formed on the upper end face of the rail head.

Furthermore, the middle part of the bottom surface of the railhead protrudes to form a positioning convex edge.

Further, the rib plates are symmetrically abutted against the corner surface formed by the positioning convex edge.

Further, an obtuse angle is formed between two faces, close to the corner face, of the rib plate.

Further, the track base is installed on the ground through a plurality of fixed feet.

Furthermore, the center of the cross of the rail base is provided with an accommodating gap for buckling the rib plates.

The utility model has the advantages that: the utility model discloses a wheel rail formula track intersection structure, prop up through hydraulic system and will move roof beam machine landing leg jack-up, change orbital direction and angle steering to taking off the first structure of rail change track direction, be applicable to wheel rail formula and move roof beam machine, hoisting equipment such as portal crane, can effectively improve wheel rail formula and move roof beam machine, hoisting equipment such as portal crane turn to speed, improve the ride comfort, avoid the interface to collide the phenomenon, reduce wheel hub wearing and tearing and loss, improve the engineering benefit, complete equipment low cost, the effect is showing, effectively improved hoisting equipment's the speed that turns to, the flexibility is high, can be according to the site conditions, the free repacking, the ride comfort is good, can not cause and move roof beam machine card pause or striking.

Drawings

The invention will be further described with reference to the following figures and examples:

fig. 1 is a schematic view of a fixed mounting structure of a rail base of the present invention;

FIG. 2 is a schematic view of a fastening structure of the track base and the upper track head of the present invention;

FIG. 3 is an exploded view of FIG. 2;

fig. 4 is a schematic view of the upper rail structure.

Detailed Description

Fig. 1 is the utility model discloses a track base fixed mounting structure sketch map, fig. 2 is the utility model discloses a track base and last track structure lock structure sketch map, fig. 3 is this fig. 2's decomposition sketch map, as shown in the figure, wheel rail formula track crossing structure in this embodiment includes cross arrangement's track base 1 and can dismantle the lid fit last track structure 2 on the track base 1, this structure can be when moving the roof beam machine and need turn to, and the moving direction that the roof beam machine was moved with this guide to the free direction of change is taken off to last track structure 2, and the flexibility is high, can freely reequip according to the site conditions.

In this embodiment, the middle of the track base 1 protrudes to form a convex support portion 11, which is formed by the rail bottom after the common track is cut, the middle of the upper track head structure 2 is recessed to form a concave buckling portion 21, which is formed by the rib plate of the rail head after the common track is cut.

In this embodiment, the upper rail head structure 2 includes a rail head 22 and a pair of ribs 23 symmetrically and fixedly disposed below the rail head 22.

In this embodiment, an arc surface 221 for supporting the track wheel to travel in a limited manner is formed on the upper end surface of the rail head 22, and the arc surface 221 forms a limited guide for the supporting track wheel to ensure that the beam moving machine thereon moves forward.

In this embodiment, the middle of the bottom surface of the rail head 22 protrudes to form a positioning protruding edge 222, so as to ensure accurate positioning when the rib plate 23 is welded.

In this embodiment, the rib 23 is symmetrically abutted against the corner surface formed by the positioning flange 222.

In this embodiment, an obtuse angle is formed between two surfaces of the rib plate 23, which are close to the corner surface, and the obtuse angle can effectively improve the concentrated stress at the position, improve the strength of the rib plate 23, and prolong the service life of the rib plate.

In this embodiment, the track base 1 is installed on the foundation through a plurality of fixing legs 12, and the track base 1 can be installed according to the field situation.

In this embodiment, the intersection center of track base 1 is provided with the holding clearance 13 of floor 23 lock, guarantees that the lock of upper rail head structure 2 can all be realized at the crossing position of any angle, and the ride comfort is good, avoids producing the card pause or the striking that move the roof beam machine.

When the beam moving machine moves to the intersection structure, the supporting legs are jacked up by a hydraulic system, the upper rail head structure 2 is taken down and rotated by a corresponding angle to complete rail steering, and then the supporting legs are put down to complete beam moving machine steering, so that the beam moving machine steering is simple, safe and time-saving.

Finally, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the present invention can be modified or replaced by other means without departing from the spirit and scope of the present invention, which should be construed as limited only by the appended claims.

Claims

1. The utility model provides a wheel rail formula track crossing structure which characterized in that: the rail base comprises a cross arrangement rail base and an upper rail head structure which can be detachably covered on the rail base.

2. The wheel track pathway intersection structure of claim 1, wherein: the middle of the track base is raised to form a convex supporting part, and the middle of the upper track head structure is recessed inwards to form a concave buckling part.

3. The wheel track pathway intersection structure of claim 2, wherein: the upper rail head structure comprises a rail head and a pair of rib plates which are symmetrically and fixedly arranged below the rail head.

4. The wheel track pathway intersection structure of claim 3, wherein: the upper end surface of the rail head forms a cambered surface for supporting the rail wheels to limit walking.

5. The wheel track pathway intersection structure of claim 4, wherein: the middle part of the bottom surface of the railhead is raised to form a positioning convex edge.

6. The wheel track pathway intersection structure of claim 5, wherein: the rib plates are symmetrically abutted against the corner surface formed by the positioning convex edge.

7. The wheel track pathway intersection structure of claim 6, wherein: an obtuse angle is formed between two faces, close to the corner face, of the rib plate.

8. The wheel track pathway intersection structure of claim 1, wherein: the track base is installed on the ground through a plurality of fixed feet.

9. The wheel track pathway intersection structure of claim 8, wherein: and the cross center of the rail base is provided with an accommodating gap for buckling the rib plates.