KR101737920B1

KR101737920B1 - Sleeper locking device

Info

Publication number: KR101737920B1
Application number: KR1020150145072A
Authority: KR
Inventors: 강진아
Original assignee: 이강솔루션 (주)
Priority date: 2015-10-19
Filing date: 2015-10-19
Publication date: 2017-05-29
Also published as: KR20170045479A

Abstract

The present invention relates to a sleeper fastening device, comprising: a sleeper seating member seated on a sleeper; A body frame connected to both ends of the sleeper seating member and supporting both ends of the girder while supporting both ends of the bottom of the sleeper; A girder supporting member provided at one end of the main frame for supporting the other end of the girder; And a lateral gap adjusting member connected to the opposed surfaces of the main frame and the girder supporting member to adjust the connection gap.
According to the present invention, it is possible to easily attach the sleepers to the girder by a simple structure, to easily adjust the girder supporting position according to the position of the girders or the width of the girders, to reduce the thickness of the girders, When a gap is formed between the lower surface of the member and the lower surface of the girder supporting member so as to eliminate the gap therebetween, the fixing of the girder can be performed smoothly.

Description

[0001] Sleeper locking device [0002]

BACKGROUND OF THE INVENTION 1. Field of the Invention [0001] The present invention relates to a sleeper fixing apparatus, and more particularly, to a device used for fixing a sleeper to a girder installed on a bridge or a railway.

In general, railroad ties installed in railway bridges should be installed more stable than in the case where they are installed on roadsides (ballast). In the case of railway sleepers installed on roads, they are buried on the ground. However, since the railway bridge railroad girder is installed on the bridge girder, it is easier for the railway vehicle to weaken its jointed state due to vibration when it is traveling. shall.

Techniques relating to devices for fixing such sleepers have been proposed in Patent Registration No. 1211943 and Registration Practical Utility Model No. 0400949.

Hereinafter, the railway sleeper fastening device and the railway railway sleeper fastening member for bridge bridges disclosed in Japanese Patent Application No. 1211943 and No. 0400949 as a prior art will be briefly described.

FIG. 1 is a perspective view of a state in which a part of the railroad bridge is fixed with a railroad bridge fixed by a railroad bridge railroad fastening device in a patent document No. 1211943 (hereinafter referred to as "Prior Art 1").

As shown in Fig. 1, in the conventional railway fastening apparatus for railway sleepers, a terminal member 21 formed so as to straddle an upper surface end portion of a treadmill is formed, and a receiving member 22 And a shaft rod portion (32) formed with a female thread for screwing the bolt (23) inserted from the terminal member. The guide portion (22b) guiding the guide portion (22b) formed on the receiving member And the guide receiving portion includes a shaft rod portion 32 which is engaged with a stopper portion 22c formed on the receiving member, and a tie rod end portion integrally formed along the longitudinal side surface side of the tie rod from the lower end of the shaft rod portion. An end fixing means 35 mounted on a front end of the sleeping end fixing arm for supporting a bottom end of the sleeping, (36) which is mounted on the tip end of the girdle lower fixing arm and supports the back surface of the tread on which the treadmill is placed, and the bolt is pulled up to pull up the shaft rod portion, And is fixed to the tongue in a state sandwiched between the end fixing means and the tongue pressing member.

However, the conventional railway fastening apparatus for railway bridge according to the prior art 1 has a complicated structure of the fixing member 3 for fixing the sleeper A to the flange B, which increases maintenance cost and time.

2 is a perspective view showing a state in which a side member and a roof member are removed from a prefabricated house in Patent Document No. 2011-0107047 (hereinafter referred to as "Prior Art 2").

As shown in FIG. 2, the bridge railway sleeper fastening member of the prior art 2 is formed to be screwed in three directions, and has fastening portions 110 disposed on both sides of the sleepers 101; A fixing plate 120 positioned on both sides of the sleepers 101 on the bridge girder 102 by the coupling part 110 and fixedly installed on both sides of the upper plate; And an upper fixing band 130 which is fastened to the coupling part 110 in a vertical posture so as to be fixed on the upper part of the sleeper 101.

However, in the bridge railway sleeper fastening member according to the conventional art 2, the left and right fixing plates 120 inserted in the left and right bolts 112 and 113 are positioned at various points of the bridge girder 102, 111) to fasten the sleepers (101) to the bridge girder (102), there is a problem that the fastening time is increased and the structure is complicated.

Korean Patent Registration No. 1211943 Korea Registered Utility Model No. 0400949

SUMMARY OF THE INVENTION It is an object of the present invention to provide a sleeper fixing device capable of easily coupling a sleeper to a girder by a simple structure and easily adjusting a girder supporting position according to the position of the girder or the width of the girder It has its purpose.

Another object of the present invention is to provide a girder supporting member which is provided on a bottom surface of a girder supporting member so as to eliminate the gap when a gap is formed between the lower end of the girder supporting member and the lower end of the girder supporting member, So that the girder can be fixed smoothly.

In order to accomplish the above object, the present invention provides a sleeping member, comprising: a sleeper seating member seated on a sleeper; A body frame connected to both ends of the sleeper seating member and supporting both ends of the girder while supporting both ends of the bottom of the sleeper; A girder supporting member provided at one end of the main frame for supporting the other end of the girder; And a lateral gap adjusting member connected to the opposite surfaces of the main frame and the girder supporting member to adjust a connection gap.

Meanwhile, the longitudinal spacing adjusting member may be provided on both ends of the sleeper seating member and on the main body frame facing the both ends of the sleeper seating member so that the spacing can be adjusted according to the sleeper height.

At this time, the lateral gap adjusting member may include: a bolt whose one end is fixed to an outer wall surface of the main body frame and the other end is connected to a spiral hole formed in a bent portion of the girder supporting member; A nut which is screwed to the bolt exposed outside the bent portion; And a loosening nut that is screwed in the direction of the nut to the bolts exposed inside the bent portion to prevent loosening of the nut.

Further, in the main body frame, a through hole is formed in the side wall so that the girder supporting member penetrates therethrough, and a girder end stopping jaw facing the other end holding jaw of the girder supporting member is formed so as to support one end of the girder, And a bolt tip of the lateral gap adjusting member is fixed to a lower side wall of the longitudinal gap adjusting member in a direction orthogonal to the bolt of the longitudinal gap adjusting member, A sleeping jaw protrusion may be formed.

And a tightening member for closely fitting the gap between the girder and the girder supporting member on the bottom surface of the girder supporting member may be interposed.

According to the present invention, it is possible to easily attach the sleepers to the girder by a simple structure, to easily adjust the girder supporting position according to the position of the girders or the width of the girders, to reduce the thickness of the girders, When a gap is formed between the lower surface of the member and the lower surface of the girder supporting member so as to eliminate the gap therebetween, the fixing of the girder can be performed smoothly.

Fig. 1 is a perspective view showing a state in which a part of the railroad bridge is fixed with a railroad tie fixed by a railroad bridge railroad rail fixing apparatus according to the prior art 1;
FIG. 2 is a perspective view showing a railway sleeper fastening member among the railway railway sleeper fastening members according to the prior art 2. FIG.
3 is an exploded perspective view showing a sleeper fixing device of the present invention.
4 is an assembled perspective view illustrating the sleeper fixing apparatus of the present invention.
5 is a side view showing a sleeping and fixing apparatus of the present invention.
6 is a front view showing the sleeping and fixing apparatus of the present invention.
7 is a front view showing a state where the girder width is decreased when the girder fixing apparatus of the present invention is mounted.
8 is a front view showing a state in which the tightening member is mounted when the thickness of the girder is thin in the sleeper fixing device of the present invention.
Fig. 9 is a schematic view showing a state in which the other end of the girder holding jaw is rotatably provided in the sleeper fixing device of the present invention.
10 is an enlarged cross-sectional view of "A" in Fig.

Hereinafter, embodiments of the present invention will be described in detail with reference to the accompanying drawings so that those skilled in the art can easily carry out the present invention. The present invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Like parts are designated with like reference numerals throughout the specification.

3 is an exploded perspective view illustrating a sleeping device of the present invention, FIG. 4 is a perspective view illustrating a sleeping device of the present invention, FIG. 5 is an exploded perspective view of the sleeping device, 6 is a front view showing the sleeping device of the present invention, and FIG. 7 is a view illustrating a state where the sleeping device of the present invention is installed when the girder width is decreased Front view.

According to these drawings, the sleeper securing apparatus 100 of the present invention includes a sleeping member 110, a main body frame 120, a longitudinal spacing member 130, a girder supporting member 140, and a lateral spacing member 150), and fixes a sleeper (S) to a girder (G).

The sleeper seating member 110 is mounted on the upper surface of the sleeper S so that the degree of tightening with the body frame 120 can be adjusted by the longitudinal gap adjusting member 130 to be described later, A hole 112 is formed in a bent portion formed by bending both ends formed in a length corresponding to the lengthwise direction and the outward direction.

At this time, the holes 112 are formed so as to pass through the bolts 132 of the longitudinal gap adjusting member 130.

Meanwhile, the sleeper seating member 110 may form a hole in a central portion of the sleeper S, which is seated on the upper surface of the sleeper S, and press the upper surface of the sleeper S by fastening a bolt to the hole.

The body frame 120 is connected to the both end bending portions of the sleeper placing member 110 through the longitudinal gap adjusting members 130 so that both ends of the girder G are supported while supporting both ends of the bottom of the sleeper S And includes a through hole 122, a girder one-stop hook 124, and a tie-down hook 126.

The bolt 132 of the longitudinal gap adjusting member 130 is fixed to the upper surface of the body frame 120 by welding or the like and the bolts 132 of the longitudinal gap adjusting member 130 The tip of the bolt 152 of the lateral gap adjusting member 150 is fixed by welding or the like in the orthogonal direction.

The through hole 122 is formed in a rectangular shape on the side wall so as to pass through the girder supporting member 140.

The hooking jaw 124 is formed at the lower end of the girder supporting member 140, which is opposed to the other end stopping jaw 142 of the girder supporting member 140, for example, so that one end of the girder G is supported.

The sleeper holding jaws 126 are respectively formed on inner walls facing the front and rear wall surfaces of the sleepers S and protrude so as to support both ends of the bottom surface of the sleepers S.

The longitudinal spacing member 130 is fixed to both ends of the sleeper seating member 110 and functions to adjust the spacing according to the height of the sleeper S and includes a bolt 132, 136).

The bolt 132 is vertically upright on the upper surface of the main body frame 120, and its lower end is fixed by welding or the like.

The nut 134 is screwed so that the upper end of the bolt 132 can be fixed to the sleeper seating member 110 in a state where the upper end of the bolt 132 passes through the hole 112 of the sleeper seating member 110.

The loosening prevention nut 136 is fastened to the bolt 132 of the sleeper seat member 110 by fastening the nut 134 to the hole 112 before fastening the nut 134, 134 so as to be in close contact with the bottom surface of the hole 112 of the sleeper mounting member 110 to prevent the nut 134 from loosening.

The girder supporting member 140 is formed with one end of the girder G through which the other end of the girder G is supported at one end penetrating the through hole 122 of the main body frame 120, 144 are formed.

Since the middle portion of the girder supporting member 140 is not fixed on the through hole 122 of the main body frame 120 but is movable so that the main body frame 120 can be moved by the lateral gap adjusting member 150, 120 and the bending portion 144 facing the side wall.

The other end of the girder supporting member 140 is bent at one end of the girder supporting member 140 in the downward direction and the inward direction so that the other end of the girder G is supported, And is opposed to the jaw 124.

On the other hand, since the other end of the girder receiving flange 142 supports the girder G, a reinforcing member 142a standing upright on the outer surface of the girder is attached to the girder by welding or the like.

The bent portion 144 is bent downward at one end of the girder supporting member 140 so that the hole is formed so as to insert the bolt 152 of the lateral gap adjusting member 150 to be described later.

The lateral gap adjusting member 150 is disposed transversely to the outer wall of the main body frame 120 and the bent portion 144 facing the outer wall of the main frame 120 to adjust the girder support position according to the position or width of the girder G A bolt 152, a nut 154, and an anti-loose nut 156. [ (See Fig. 7)

The bolt 152 is fixed to the side wall of the main body frame 120 by welding or the like at its tip in the transverse direction.

The nut 154 is screwed so that the rear end of the bolt 152 is fixed to the bent portion 144 in a state where the rear end of the bolt 152 passes through the hole formed in the bent portion 144 of the girder supporting member 140.

The loosening preventing nut 156 is fastened to the bolt 152 before the nut 154 is fastened and the nut 154 is fastened to the outside of the hole formed in the bent portion 144 of the girder supporting member 140 The nut 154 is tightened in the direction of the nut 154 and tightened to the hole formed in the bent portion 144 to prevent the nut 154 from loosening.

8, when the thickness of the girder G is thin, the bottom surface of the support member 140 and the other end of the girder supporting member 140 are engaged with each other, When the gap with the jaw 124 is formed and the fixing of the girder G is difficult, the tightening member 160 is inserted into the gap to facilitate the fixing.

At this time, the contact member 160 is formed in a bar shape made of a soft rubber material, and the material is not limited thereto but can be changed.

In the present invention, since the plate-shaped girder supporting member 140 is used, the contact member 160 can be disposed between the girder G and the girder supporting member 140, and the girder supporting member 140 The vibrations transmitted between the girder G and the girder supporting member 140 are absorbed by the abutting member 160 by disposing the supporting members 140 and corresponding abutting members 160. As a result, the influence of the vibration is reduced and the nut 154 and the loosening nut 156 are not easily loosened in the bolt 152 for fixing the position of the girder supporting member 140. That is, the girder support member 140 can be firmly fixed to the girder G while enduring the vibration.

Therefore, the operation of the sleeper fastening apparatus 100 of the present invention is as follows.

First, when the sleepers S are required to be coupled to the girders G, the sleeper seating members 110 are positioned at appropriate positions on the sleepers S in a state where the sleepers S are positioned on the girders G .

The other ends of the girder support members 140 are engaged with the other ends of the girder support members 140 at both ends of the girder G in a state in which the both ends of the bottom of the sleeper S are supported by the sleeper catching jaws 126 formed on the opposed surfaces of the main body frames 120 The upper end of the bolt 132 of the longitudinal gap adjusting member 130 is pushed through the hole 112 of the sleeper mounting member 110 so that the jaw 142 and the one end stopping hook 124 of the main body frame 120 are positioned, And then fastened with a nut 134.

If it is desired to adjust the girder support position according to the position or width of the girder G on which the girder second end stopping jaw 142 and the girder end stopping jaw 124 are positioned, the bolts 152 of the lateral gap adjusting member 150 The other end of the nut 154 is moved to adjust the tightening degree of the nut 154 to move the other end of the nut 154. When the tightening of the nut 154 is completed, 154) so as to prevent loosening.

Next, when the degree of engagement of the nut 134 with the bolt 132 is adjusted through the nut 134 according to the height of the sleeper S, when the tightening degree of the nut 134 is adjusted, Is tightened in the direction of the nut 134 to prevent loosening.

Fig. 9 is a schematic view showing a state in which the other end of the girder holding jaw is rotatably provided in the sleeper fixing device of the present invention, and Fig. 10 is an enlarged cross-sectional view of the lock portion "A"

According to these drawings, the sleeper fixing apparatus according to another embodiment of the present invention is configured such that when the girder G is to be supported by rotating the other end of the girder 142 by the sprocket 170 and the lock portion 180 The other end of the lower end of the girder G2 is rotated downward so as not to be interfered with by the girder G and can be directly installed at the fixed position of the girder G. [

At this time, the sprocket 170 and the lock portion 180 are provided at the other end stopping jaw 142, but the present invention is not limited thereto and the same can be applied to the girder end stopping jaw 124 as well.

That is, the sprocket 170 is rotatably supported by a shaft 174 which is laterally fixed to the other end of the girder supporting member 140 on the side of the other end of the girder 142, A coupling groove 142a is formed in the coupling portion so that the jaw 142 can be interlocked.

At this time, both ends of the shaft 17 are closed by a bearing so as to be rotatably supported by the girder supporting member 140.

The lock portion 180 is urged by the ratchet R provided in the engaged state with the teeth 172 of the sprocket 170 to press the sprocket 170 while rotating the sprocket 170 in only one direction, The detaching member R is released from the teeth 172 and the locking force is released so that the other end of the girder receiving hook 142 is rotated downward by its own weight and the front and rear circumferential members 182, 186 and an elastic force connecting member 188.

The forwardly protruding and retracting member 182 is located in a hole formed at one end of the girder supporting member 140 in a state of being coupled with the backward-looking / retracting member 184 and protrudes and retreats forward and backward.

The rearward-looking / retracting member 184 is coupled to the rear of the forward-looking / retracting member 182, and the ratchet R is integrally formed at an extended end thereof.

The elastic member 186 is inserted on the axis of the rearward and outward-and-retracting member 184 so that the ratchet R is moved from the tooth 172 to the spool 170 after the backward-looking and retracting member 184 is retracted so that the sprocket 170 can rotate The ratchet R is positioned so as to interfere with the teeth 172 as the compression force is released when the pressing force is released from the forward-looking / retracting member 182.

The elastic force connecting member 188 is fixed to both opposite ends of the forwardly-appearing and retracting member 182 and the rearward and outward-and-retracting member 184 so that the ratchet R is moved along the inclined surfaces of the teeth 172 when the sprocket 170 is rotated And is restored when the ratchet R is rotated downward in the opposite direction when passing through the vertical plane after completion of passage of the inclined plane.

Here, the elastic force connecting member 188 is a coil spring, but a bar spring may also be used.

The ratchet R formed on the rearward-looking / retracting member 184 interferes with the rotation of the sprocket 170 when the tip of the ratchet R is located within the teeth 172 of the sprocket 170, And when the backward-looking / retracting member 184 is retracted and separated from the tooth 172, the interference is released, and the other-end stopping jaw 142 of the girder is rotated.

While the invention has been shown and described with reference to certain preferred embodiments thereof, it will be understood by those of ordinary skill in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention as defined by the appended claims. This is possible.

Therefore, the scope of the present invention should not be limited by the described embodiments, but should be determined by the equivalents of the appended claims, as well as the appended claims.

100: a sleeper fixing device 110: a sleeper seat member
120: main frame 130: longitudinal gap adjusting member
140: girder support member 150: transverse spacing member
160: tight contact member G: girder
S: sleepers

Claims

A sleeper seat member seated on the sleeper;
A body frame connected to both ends of the sleeper seating member and supported at one ends of both ends of the girder supporting the sleeper while supporting both ends of the bottom of the sleeper;
A girder supporting member disposed movably through the body frame and configured to be supported at both ends of the girder; And
The girder supporting member is connected to the opposite surface of the main frame and the girder supporting member so that the girder supporting member can be moved in the longitudinal direction to fix the position of the girder supporting member to the main frame and the girder supporting member, And a direction gap adjusting member,
And a longitudinal gap adjusting member which is adjustable in accordance with the height of the sleeper on both ends of the sleeper seating member and on the body frame facing the both ends of the sleeper seating member,
A bolt whose one end is fixed to an outer wall surface of the main body frame and the other end is fixed to a spiral hole formed in a bent portion of the girder supporting member;
A nut which is screwed to the bolt exposed outside the bent portion; And
And an anti-loose nut fastened to the bolt exposed in the bent portion in the direction of the nut to prevent loosening of the nut,
A through hole is formed in a side wall of the girder supporting member so as to penetrate the girder supporting member and a girder end stopping jaw facing the other end supporting jaw of the girder supporting member is formed so as to support one end of the girder, Wherein a bolt bottom end is fixed and a bolt end of the lateral gap adjusting member is fixed to a lower end of a side wall orthogonal to the bolt of the longitudinal gap adjusting member and a sleeping jaw protrudes from the side wall to support both ends of the bottom of the sleeper. And,
The girder supporting member is provided in a plate shape corresponding to the girder and is provided with a rib-shaped reinforcing member protruding from an end portion supported by the girder in correspondence with the main frame,
Wherein a bottom surface of the girder supporting member is provided with a tightening member for closely fitting the gap between the girder and the girder supporting member.

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