KR102271802B1 - expansion and contraction sturcture of turnout apparatus for monorail railway - Google Patents

Abstract

The present invention relates to a stretch structure of a monorail branching machine, and more particularly, to a stretch structure of a monorail branching machine capable of stably performing a branching function since positions of entry and exit rails can be adjusted even if the length of a moving rail constituting a junction of a monorail changes due to thermal expansion and thermal contraction in the summer or winter season. To this end, the present invention comprises: a base frame installed on the ground of a branching section; a moving rail installed on the upper portion of a moving bogie moving in the width direction on the upper portion of the base frame; and an entry rail and an exit rail positioned at both ends of the moving rail.

Description

Expansion and contraction sturcture of turnout apparatus for monorail railway}

The present invention relates to an expansion and contraction structure of a monorail junction, and more particularly, even if the length of the moving rail constituting the junction of the monorail changes due to thermal expansion and thermal contraction in summer or winter, the positions of the entry and exit rails can be adjusted, making it stable It relates to a telescopic structure of a monorail branch that enables it to perform a branching function.

Monorail is a generic name for a single-track railroad, and it has advantages such as not impeding road traffic, low environmental pollution, noise and vibration pollution, and high stability, so it is used as a means of tourism or city transportation around the world. .

These monorails are largely divided into a suspension type, in which the vehicle body is suspended from a track, and a super-seated type, in which a train operates on the track. In particular, in the case of the over-seating monorail, the balance of the running vehicle is maintained using a guide wheel.

Here, in the over-seating monorail system, a branching device is required to easily branch a vehicle between two or more vehicle movement paths. Such a branching device is disclosed in US Patent No. 6,450,103 and the like.

1 is a plan view of a conventional monorail branching system, FIG. 2 is a cross-sectional view taken along a-a of FIG. 1, and FIG. 3 is a cross-sectional view taken along b-b of FIG. 1 .

1 to 3 , the conventional monorail branching system includes a flexible guide rail 1 and changes the vehicle traveling direction by bending the guide rail 1 . The existing monorail branching system further includes a crank motor 2 , a support bracket 3 , a lever arm 4 , and an expandable lever arm 5 in addition to the flexible guide rail 1 .

Here, the crank motor 2 is fixed to the lower part of the track by a support bracket 3 , and the drive slot 7 is formed in the track 6 . The end of the flexible guide rail 1 is connected with a guide foot 8 , which passes through a drive slot 7 and is exposed at the bottom of the track 6 . This guide foot (8) is connected with a crank motor (2) and an expandable lever arm (5) and a lever arm (4).

And, by applying force to the lever arm 4, the expandable lever arm 5, and the guide foot 8 through the crank motor 2, and the end of the flexible guide rail 1 connected thereto moves, the guide rail The direction of (1) is changed.

However, in the conventional branching device described above, the conventional monorail branching system as described above operates stably in a steady state, but in the summer when the temperature rises, even the flexible guide rail 1 thermally expands, and before and after the guide rail 1 Since the traveling track located in the also expands, there is a problem that the guide rail 1 cannot be stably coupled to the end of the traveling line.

US Registered Patent No. US6450103 Korean Patent No. 10-1151307

The present invention has been devised to solve the above problems, and an object of the present invention is to have a moving rail provided to be movable in the width direction at the center of an upper surface of a base frame installed on the ground of a branch section, and to contact both ends of the moving rail. It consists of an entry and exit rail installed to do so, and a turnbuckle is provided between a fixed support for supporting the lower portion of the entry and exit rails and a support bracket for supporting the ends of the entry and exit rails during thermal expansion and thermal contraction of the entry and exit rails. An object of the present invention is to provide a telescopic structure of a monorail diverge that allows the moving rail to move stably to change the track by adjusting the position of the end.

The present invention for solving these problems;

It characterized in that it consists of a base frame installed on the ground of the branching section, a moving rail installed on an upper portion of a moving cart moving in the width direction on the upper portion of the base frame, and an entry rail and an exit rail positioned at both ends of the moving rail. do it with

Here, the lower portions of the entry and exit rails are supported by fixed supports installed in the ground, and the lower portions of the ends of the entry and exit rails are supported by end supports installed at both ends in the longitudinal direction of the upper surface of the base frame. do it with

And, a support bracket is provided between the end support and the base frame, and a turnbuckle for adjusting the positions of the ends of the entry and exit rails is provided between the support bracket and the fixed support.

Here, the turnbuckle comprises a bar-shaped body, a length adjusting unit coupled to both ends of the body by screw coupling, and a hinge bracket provided at an end of the length adjusting unit and hinged to the fixed support and the support bracket. do it with

At this time, the fixed support is characterized in that the reinforcing bar connected to the ground is further installed.

On the other hand, both ends of the moving rail are formed with a first stepped portion incised downwards, and a second stepped portion is formed at the end of the entry and exit rails to be located below the first stepped portion.

In addition, a first inclined surface inclined upward toward the end is formed at both ends of the moving rail, and a second inclined surface inclined downward toward the end is formed at the ends of the entry and exit rails.

And, an expansion and contraction connection part is further formed in the entry rail and the exit rail, and the expansion and contraction connection part cuts the entry rail and the exit rail, but an expansion and contraction groove is formed in one cut part, and an expansion and contraction protrusion inserted into the expansion and contraction groove in the other cut part characterized in that it is formed.

According to the present invention of the above configuration, it consists of a moving rail provided to be movable in the width direction at the center of the upper surface of the base frame installed on the ground of the branch section, and the entry and exit rails installed to be in contact with both ends of the moving rail, , A turnbuckle is provided between the fixed support for supporting the lower part of the entry and exit rails and the support bracket for supporting the ends of the entry and exit rails to adjust the positions of the ends of the entry and exit rails during thermal expansion and thermal contraction, so that the moving rail is stable It has the effect of allowing you to change the line by moving to .

1 is a plan view of a conventional monorail branch system.
FIG. 2 is a cross-sectional view taken along line aa of FIG. 1 .
3 is a cross-sectional view taken along line bb of FIG. 1 .
Figure 4 is a conceptual diagram of the stretch structure of the monorail branching machine according to the present invention.
5 is a conceptual diagram of a connection part between the moving rail and the entry and exit rails of the telescopic structure of the monorail branching machine according to the present invention.
6 is a conceptual view showing the lower support structure of the entry and exit rails of the telescopic structure of the monorail branching machine according to the present invention.
7 is a conceptual diagram of the turnbuckle of the stretchable structure of the monorail branching machine according to the present invention.
8 is a conceptual diagram of a connection part between the moving rail and the entry and exit rails of the telescopic structure of the monorail branching machine according to another embodiment of the present invention.
9 is a conceptual diagram illustrating a plan view of a stretchable connection part in a stretchable structure of a monorail junction according to another embodiment of the present invention.

Hereinafter, preferred embodiments of the present invention will be described in more detail with reference to the accompanying drawings. The same reference numerals are used for the same components in the drawings, and repeated descriptions of the same components are omitted. And, it should be understood that the present invention may be implemented in many different forms and is not limited to the described embodiments.

4 is a conceptual diagram of the expansion and contraction structure of the monorail junction according to the present invention, FIG. 5 is a conceptual diagram of the connection part of the moving rail and the entry and exit rails of the expansion and contraction structure of the monorail junction according to the present invention, and FIG. 6 is the present invention It is a conceptual diagram showing the lower support structure of the entry and exit rails of the expansion and contraction structure of the monorail branch according to the present invention, FIG. 7 is a conceptual diagram of the turnbuckle of the expansion and contraction structure of the monorail branch according to the present invention, and FIG. 8 is another embodiment of the present invention It is a conceptual diagram of a connection part between the moving rail and the entry and exit rails of the stretchable structure of the monorail junction according to the present invention.

The present invention relates to a telescopic structure of a monorail diverge, and as shown in FIGS. 4 to 7 , the structure is a base frame 140 installed on the ground 10 of a branch section and a base frame 140 on the upper portion of the base frame 140 . It consists of a moving rail 100 provided to be movable in the width direction, and an entry rail 200 and an exit rail 200 ′ positioned at both ends of the moving rail 100 .

Here, the guide rail 142 is formed on the upper surface of the base frame 140 in the width direction, and the roller 132 provided in the lower part of the moving cart 130 is supported on the upper part of the guide rail 142 to move. The bogie 130 can easily move in the width direction.

At this time, a moving support 120 is provided on the upper portion of the moving cart 130 to support the lower portion of the moving rail 100 , so that the moving rail 100 moves in the width direction of the branching section to enter and exit. The connection between the rails 200 and 200' is controlled.

In addition, the lower portions of the entry and exit rails 200 and 200 ′ are supported by a fixed support 240 installed in the ground 10 , and a plurality of the fixing supports 240 are installed at regular intervals to provide the entry and exit rails. The lower part of (200, 200') is firmly supported.

Here, the lower ends of the entry and exit rails 200 and 200 ′ are supported by the end supports 220 installed at both ends in the longitudinal direction of the base frame 140 .

At this time, a support bracket 230 is further provided between the end support 220 and the base frame 140 , and a turnbuckle 300 is provided between the support bracket 230 and the fixed support 240 , so that the entry and The positions of the ends of the outgoing rails 200 and 200' are adjusted.

That is, all monorail lines including the junction are made of metal. In summer, the temperature rises, so the moving rail 100 and the entry and exit rails 200 and 200' all expand by heat, and in the winter, the temperature is lowered and caused by cold air. Due to the heat shrinkage, the positions of both ends of the moving rail 100 and the ends of the entry and exit rails 200 and 200 ′ change, so that the branching function cannot be stably performed.

So, in the present invention, as described above, by providing the turnbuckle 300 at the ends of the entry and exit rails 200 and 200 ′ to adjust the end positions of the entry and exit rails 200 and 200 ′, by thermal expansion and contraction Even if the position of both ends of the moving rail 100 is changed, it is possible to stably perform the branching function by adjusting the end positions of the entry and exit rails 200 and 200' to correspond thereto.

On the other hand, the turnbuckle 300 has a bar-shaped body 310 and a length adjusting unit 320 provided at both ends of the body 310 and a hinge bracket 330 provided at one end of the length adjusting unit 320 . ) is made of

Here, a female screw is formed on the inner circumferential surface of both ends of the body 310, and a male screw is formed on the outer circumferential surface of the other end of the length adjusting part 320, which is coupled to both ends of the body 310 by screw coupling to rotate the body 310 It is possible to adjust the length of the length adjusting unit 320 protruding from the end of the body (310).

At this time, one side of the hinge brackets 330 provided on both sides of the body 310 is hinged to one side of the fixed support 240 , and the other side is hinged to the support bracket 230 .

So, by rotating the body 310 to adjust the length at which the length adjusting unit 320 protrudes to the end of the body 310, the distance between the fixed support 240 and the end support 220 is adjusted to the end support ( It is possible to adjust the positions of the ends of the entry and exit rails 200 and 200 ′ fixed to the upper portion of the 220 .

And, the fixed support 240 is further provided with a reinforcing bar 250 . The reinforcing bar 250 has one end coupled to the fixed support 240 and the other end coupled to the ground 10 .

At this time, a ground fixing bar (not shown) is installed on the ground 10 and the other end of the reinforcing bar 250 is coupled thereto.

Here, since the end support 220 is coupled only by the support bracket 230 installed on the upper portion of the base frame 140 , it can be shaken in the horizontal direction by a force applied in the horizontal direction.

So, the fixed support 240 is supported without being shaken by the reinforcing bar 250 fixed to the ground fixture installed in the ground 10, so that the fixed support 240 increases the bonding force with the ground 10. When the turnbuckle 300 is adjusted, the end support 220 to which the ends of the entry and exit rails 200 and 200 ' are fixed is inclined in a direction closer to or away from the fixed support 240, so that the entry and exit rails ( 200, 200') to adjust the position of the end.

At this time, the entry and exit rails 200 and 200 ′ positioned between the fixed support 240 and the end support 220 may cause slight displacement upward or downward, but the degree of thermal expansion and contraction is not large, and the displacement at the same time is generated, the vertical displacement has a slight difference in displacement, so there is no problem in the driving of the monorail vehicle.

Meanwhile, first stepped portions 110 are respectively formed at both ends of the moving rail 100 , and the first stepped portions 110 are formed in a shape in which a lower portion is cut.

Here, a second stepped portion 210 is formed at the ends 200 and 200' of the entry and exit rails, and the second stepped portion 210 is formed in a shape in which an upper portion is cut.

At this time, by adjusting the positions of the entry and exit rails 200 and 200 ′ so that the second stepped portion 210 is positioned under the first stepped portion 110 and installed, the moving rail 100 enters and exits. The portions connected to the rails 200 and 200 ′ are supported up and down by the first and second step portions 110 and 210 , so that the monorail vehicle can stably travel while driving.

In another embodiment of the present invention, as shown in FIG. 8 , a first inclined surface 112 inclined upward toward the end is formed at both ends of the moving rail 100 , and the entry and exit rails 200 and 200 are formed. '), a second inclined surface 212 inclined downward toward the end is formed.

Here, the first and second inclined surfaces 112 and 212 are formed at the same inclination to each other so that when the moving rail 100 comes into contact with the entry and exit rails 200 and 200 ′, it is vertically supported by the first and second inclined surfaces 112 and 212 . , as well as increasing the supporting force, the separated part is formed to be inclined, so that when the side roller of the monorail vehicle passes the connection part, it does not cause fluctuations, thereby improving the riding comfort.

In addition, in another embodiment of the present invention, as shown in FIG. 9 , the entry rail 200 and the exit rail 200 ′ have an expansion and contraction connection part 260 to prevent damage to the line due to thermal expansion and thermal contraction. is formed

Here, the telescopic connection part 260 is formed by cutting the entry rail 200 and the outgoing rail 200'. In the cut part, an expansion and contraction groove 262 is formed in one cut part, and an expansion groove 262 is formed in the other cut part ( The expansion and contraction protrusion 264 to be inserted into the 262 is formed.

At this time, the shape of the expansion and contraction groove 262 and the expansion and contraction protrusion 264 is formed in a 'V' shape. When the traveling roller of the monorail vehicle moves the expansion connection part 260 section, the expansion groove 262 and Since the shape of the expansion and contraction protrusion 264 is formed to be inclined in the traveling direction, there is no gap in the cut portion to prevent impact, and accordingly, it is possible to increase riding comfort during driving.

Meanwhile, since the lower support structure of the telescopic connection part 260 is the same as the above-described structure, a separate description thereof will be omitted.

Although preferred embodiments of the present invention have been described above, the scope of the present invention is not limited thereto, and the scope of the present invention extends to those substantially equivalent to the embodiments of the present invention. Various modifications are possible by those of ordinary skill in the art to which the invention pertains without departing from the scope of the invention.

The present invention relates to an expansion and contraction structure of a monorail junction, and more particularly, even if the length of the moving rail constituting the junction of the monorail changes due to thermal expansion and thermal contraction in summer or winter, the positions of the entry and exit rails can be adjusted, making it stable It relates to a telescopic structure of a monorail branch that enables it to perform a branching function.

100: moving rail 110: first step portion
120: moving support 130: moving bogie
140: base frame 200: entry rail
200': exit rail 210: second step
220: end support 230: support bracket
240: fixed support 250: reinforcing bar
260: telescopic connection
300: turnbuckle 310: body
320: length adjustment unit 330: hinge bracket

Claims (8)

A base frame installed on the ground of the branching section,
a moving rail installed on the upper portion of the moving bogie moving in the width direction on the upper portion of the base frame;
Consists of an entry rail and an exit rail positioned at both ends of the moving rail,
The lower portion of the entry and exit rails are supported by a fixed support installed in the ground,
The lower portions of the ends of the entry and exit rails are supported by end supports installed at both ends in the longitudinal direction of the upper surface of the base frame,
A support bracket is provided between the end support and the base frame,
A turnbuckle is provided between the support bracket and the fixed support to adjust the positions of the ends of the entry and exit rails when the entry and exit rails are displaced by thermal expansion or thermal contraction. A telescopic structure of a monorail junction, characterized in that it allows the line to be changed by doing so.
delete delete According to claim 1,
The turnbuckle has a bar-shaped body,
a length adjusting unit coupled to both ends of the body by screw coupling;
The telescoping structure of a monorail branching machine, characterized in that it is provided at the end of the length adjusting part and comprises a hinge bracket that is hinged to the fixed support and the support bracket.
According to claim 1,
The telescopic structure of the monorail branching machine, characterized in that the fixed support is further installed with a reinforcing bar connected to the ground.
According to claim 1,
At both ends of the moving rail, a first stepped portion in which a lower portion is cut is formed,
The telescoping structure of the monorail branching machine, characterized in that a second stepped portion is formed at an end of the entry and exit rails to be positioned below the first stepped portion.
According to claim 1,
A first inclined surface inclined upward toward the end is formed at both ends of the moving rail,
The telescoping structure of the monorail branching machine, characterized in that a second inclined surface inclined downward toward the end is formed at the end of the entry and exit rails.
According to claim 1,
An elastic connection part is further formed in the entry rail and the exit rail,
The telescoping connection part cuts the entry rail and the outgoing rail, and an expansion and contraction groove is formed in one cut part, and an expansion and contraction protrusion inserted into the expansion groove is formed in the other cut part.

Images