KR20160124437A

KR20160124437A - Rail sleeper fastening structure

Info

Publication number: KR20160124437A
Application number: KR1020150055004A
Authority: KR
Inventors: 김정겸
Original assignee: 대광공영(주); 김정겸
Priority date: 2015-04-20
Filing date: 2015-04-20
Publication date: 2016-10-28

Abstract

The present invention relates to a fastening structure for fastening joints of rails constituting a railway with concrete sleeper, which facilitates the fastening and dismounting processes by simplifying the structure of the fastening members, To improve. The construction of the present invention is characterized in that it comprises a fixing block fixed on the upper surface of the base plate, a binding clamp placed on the upper portion of the fixing block, and a fastening bolt fastening the fastening block and the fastening clamp, The lower end step of the joint plate is pressed. In this configuration, the gauge adjustment is a first fastening means by adjusting the base plate by moving it to the left and right by a predetermined distance.
In the second fastening means, a clamping clamp is placed on a fixing block formed on the upper surface of the base plate, a fixing tooth is formed on the fixing block, a moving tooth is formed on the clamping clamp, and a screw spike passing through the clamping clamp and the fixing block is screwed And the fixing member is buried in the concrete sleepers.
In the second fastening means of the present invention, the gauge adjustment is achieved by the fixed teeth and the moving teeth constituted by the fixed block and the clamping clamp.

Description

Rail sleeper fastening structure < RTI ID = 0.0 >

The present invention relates to a rail-joint portion sleeping member fastening structure.

More particularly, the present invention relates to connecting rails of a predetermined length to a railroad by connecting connecting surfaces of the rails to each other to form a joint, and fastening the joint of the rails to the railroad tie.

The joint of the rail is the most vulnerable part when the train is operated. It is also the place where the vehicle's vibration and noise are generated due to the sagging phenomenon.

The present invention selects a more effective fastening structure for fastening rail joints and concrete sleepers, thereby simplifying the fastening operation and reducing factors such as road breakage, sagging, vibration and noise.

The sleeping support method of the rail joint is applied with the stiffening method and the stiffening method. The intellectual method is to install the sleepers on the lower side of the joints of the rails, and the stringer means that the joints of the rails are located between the sleepers and the sleepers.

The present invention is based on the intellectual method of the sleeper supporting method, in which a plurality of fastening holes are formed in front of and behind the vertical supporting portion connecting the rail head portion and the rail flange portion to connect the opposite end surfaces of the rail to each other, The plate is also constituted by a joint which connects a rail by using a fastening bolt after a plurality of fastening holes are drilled, and a concrete sleeping is received directly below the rail joint.

The present invention relates to a fastening structure for fastening a rail joint portion and a concrete sleeping portion to each other, wherein the members used in the fastening structure are simple in structure, simplify the fastening operation, improve the supporting force of the rail joint portion, It is an object of development of the present invention.

Conventionally, a configuration in which a rail joint portion and a sleeper are fastened by a cognitive law is known as a prior art.

1 is a cross-sectional view showing a fastening structure of the prior art.

In the prior art, the joint plate 11 for fixing the joints of the rails 10 on both sides is fastened to the rails by the fastening bolts 12, the shoulder 21 is welded to both sides of the upper surface of the base plate 20, The inner side of the pressing block 22 is fixed to the joint plate 11 by the fan drop clip 23 which is forcedly inserted into the shoulder 11 after the pressing block 22 is installed between the connecting block 21 and the joint plate 11. [ So that the lower step is pressed.

However, such a prior art structure has a problem that the fan roller clip 23 is forcibly inserted into the fan roller clip 23 by the impact so that an impact is applied thereto, a fastening process is complicated, gauge adjustment is impossible, and a disassembling operation is complicated

Also, in addition to the used pad roll clips, there is a problem in that it requires complicated tightening in the field because four pad blocks are required per one sleeper.

In order to solve the problems of the prior art described above, the present invention uses a means for fastening on a base plate and a means for fastening on a concrete tie in tightening a rail joint and a concrete tie, It is an object to be solved by the present invention to effectively solve the problems such as the breakage of the road surface, the sagging phenomenon and the noise generation by the improvement of the bearing capacity.

The construction of the present invention is characterized in that it comprises a fixing block fixed on the upper surface of the base plate, a binding clamp mounted on the upper portion of the fixing block, and a fastening bolt fastening the fastening block and the fastening clamp, And the lower end of the base plate is pressed. In this configuration, the gauge adjustment is performed by moving the base plate by a predetermined distance to the left and right, thereby being the first fastening means of the present invention.

The second fastening means comprises a fastening clamp disposed on a fixing block formed on the upper surface of the base plate, a fixed toothed portion formed on the fixed block, a movable toothed portion formed on the fastening clamp, a screw fastened to the concrete sleeper through the fastening clamp, The spikes are screwed into a fixing member embedded in a concrete treadmill.

In the second fastening means, the gauge adjustment is achieved by the fixed teeth and the moving teeth constituting the fixed block and the clamping clamp.

The fixed block used in the present invention can be constituted by a single body, fixed to the base plate by welding or integrated with the base plate by casting molding or die casting molding. Since the structure of the fixed block and the clamping clamp is simple, The work process is simple because it can be easily fastened with bolts or screw spikes.

However, there is a problem that the fan drag clip releases the fastening for resetting and maintenance, and the elasticity of the spring deteriorates at the time of re-tightening. However, the bolt or the screw spike can obtain the effect of arbitrarily adjusting the torque of the pressing pressure.

In addition, the present invention is convenient because the gauge adjustment can be adjusted by using the base plate or by using the fixing block and the clamping clamp, and the screw spike is screwed to the screw spike fixing member buried in the concrete sleepers, I will lose.

1 is a cross-sectional view showing a structure of a conventional art;
Fig. 2 is an exploded perspective view showing the configuration of the first fastening means in the present invention. Fig.
3 is a cross-sectional view of the structure of FIG. 2 assembled;
Fig. 4 is an exploded perspective view of the second fastening means according to the present invention. Fig.
5 is a cross-sectional view of a state in which the structure of FIG. 4 is assembled.
6 is an exploded perspective view of a screw spike fixing member embedded in a concrete sleeper;
7 is an assembled perspective view of a screw spike fixing member;

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, the structure and effects of the present invention will be described in detail with reference to the accompanying drawings.

In the present invention, the first fastening means comprises:

A fixing block 100 fixed on the upper surface of the buffer sheet 2 and the base plate 20 on the upper surface of the concrete trowel 1 and a clamping clamp 110 mounted on the upper portion of the fixing block 100, And a fastening bolt 120 inserted into a lower portion of the fastening clamp 110 and passing through the fastening clamp 110.

The fixed block 100 has a fastening bolt head seating portion 101 on its bottom surface, a fastening bolt insertion hole 102 on the upper side thereof, and a fastening clamp fastening groove 103 on the outside.

The binding clamp 110 has a joint bolt through-hole 111 at its middle portion and a joint joint 112 which presses the lower end of the joint plate at the inner side and a binding clamp fixing step 113 at the outer side, A cushion pad 114 is provided on the ruled portion 112.

The fastening bolt 120 has a rotation preventing surface 121 and a buffer coil spring 122 on the bolt head.

In the drawing, reference numeral 50 denotes a screw spike for fixing the base plate, and reference numeral 51 denotes a base plate fixing plate.

According to the present invention,

A fixing block 200 fixed on the upper surface of the buffer sheet 2 and the base plate 20 on the upper surface of the concrete sleeper 1, a binding clamp 210 mounted on the fixing block 200, A screw spike 220 passing through the fixed block 200 and a screw spike fixing member 230 embedded in the concrete tie 1 and screwed to the screw spike 220.

The fixed block 200 includes a screw spike through hole 201 on the inner side and a fixed tooth portion 202 on the outer side.

The binding clamp 210 has a rail connecting plate pressing part 212 provided with a screw spike passing hole 211 at the center and a buffer pad 213 inside and a moving toothed part 214 at an outer lower part do.

The screw spike (220) is provided with a buffer coil spring (221).

The screw spike fixing member 230 is provided with a spiral groove 231 on its outer peripheral wall and a rotation preventing protrusion 232 on an upper peripheral wall and a metal reinforcing spring 233 is wound around the spiral groove 231.

The operation and effect of the present invention constituted as described above will be described.

The fixed block 100 fixed to the base plate 20 may be formed as a single body and fixed to the base plate 20 by welding or may be selected from a casting molding method or a die casting method so as to be integrated with the base plate 20 will be.

When the fastening bolt 120 is pushed into the fastening bolt insertion hole 102 formed in the fastening block 100 and the fastening clamp 110 is placed on the fastening block 100 in this state, The fastening bolt 120 is passed through the fastening bolt through hole 111 formed in the fastening clamp 110 and the fastening step 113 formed in the fastening clamp 110 is engaged with the fastening groove 103 formed in the fastening block 100 .

If the fastening bolt 120 is tightened using the nut in this state, the head of the fastening bolt 120 is securely brought into close contact with the fastening bolt head fastening part 101 formed at the lower part of the fastening block 100, The fastening bolt insertion hole 102 of the fixed block 100 does not rotate the fastening bolt.

The joint plate pressing part 112 formed inside the binding clamp 110 by the tightening of the fastening bolt 120 presses the lower step of the joint plate 11 of the rail joint part and the joint step of the joint clamp part 110 of the fastening clamp 110 112 and the lower end of the joint plate 11 intervene to relieve vibrations and impact transmitted from the rail joints and to fix the clamping clamp fixing step 113 formed on the clamping clamp 110, Is coupled to the fixing groove (103) of the fixing block (100), so that the flow of the binding clamp (110) is prevented.

The shock absorbing effect can be obtained by the cushioning coil spring 122 fitted to the fastening bolt 120.

In the first fastening means according to the present invention, the gauge adjustment can be performed by disassembling the screw spike 50 and the base plate fixing plate 51 for fixing the base plate so that the base plate is moved to the left and right by a predetermined distance.

In the second fastening means of the present invention, the fixing block 200 may be formed as a single body, fixed to the base plate by welding, or integrally formed using a casting molding method or a die casting molding method.

When the binding clamp 21 is placed on the fixed block 200 fixed on the base plate, the movable toothed portion 214 formed on the outer side of the binding clamp 210 is engaged with the fixed toothed portion 202 formed on the fixed block 200, .

When the screw spike 220 is screwed to the screw spike fixing member 230 buried in the concrete sleeper, the screw spike 220 is screwed to the binding clamp 210 The joint clamp part 212 constituting the clamping clamp 210 presses the lower step of the joint plate 11 so that the joint between the joint press plate 212 and the lower step of the joint plate 11 The pads 114 are interposed, so that shocks and vibrations transmitted from the rail joint portions can be reduced.

Since the material of the screw spike fixing member 230 embedded in the concrete sleeper has a resin-like elasticity, the spike fixing member 230 is tightly coupled with the screw spike, so that the screw spike does not leak out even in vibration or shock.

A metallic reinforcing spring 233 is wound around the circumference of the screw spike fixing member 230 to reinforce the screw spike fixing member 230 and a rotation rib 232 is formed on the screw spike fixing member 230 So that the screw spike fixing member 230 does not rotate even under the strong rotation pressure of the screw spike and the circumferential wall is in a concavo-convex state.

As described above, the present invention simplifies the construction of members used for fastening rail joints and concrete sleepers, and can solve the problems caused by road fracture, sagging, and vibration noise generated at rail joints, Become

100: Fixed block. 101: fastening bolt head seating part. 101: Fastening bolt fitting.
103: Fixing groove for clamping clamp.
110: Clamping clamp. 111: Through bolt through hole. 112: Joint plate presser part.
113: Fixing clamp clamping step. 114: buffer pad
120: fastening bolt. 121: Anti-rotation face. 113: Buffering coil spring.
200: Fixed block. 201: Screw spike through ball. 202: Fixed toothed portion.
210: Clamping clamp. 211: Screw spike penetration hole. 212: Rail joint seams. 214: Movable sawtooth.
220: Screw spikes. 221: buffer coil spring.
230: screw spike fixing member. 231: Spiral groove. 232: Anti-rotation ribs. 233: Reinforcing spring.

Claims

A fixing block 100 fixed to the upper surface of the base plate 20, a binding clamp 110 mounted on the upper portion of the fixing block 100, a lower binding clamp 110 fixed to the lower portion of the fixing block 100, And a fastening bolt (120) penetrating the fastening bolt (120).

The method of claim 1, further comprising:
The fixed block 100 is provided with a fastening bolt head seating portion 101 at its bottom surface and a fastening bolt fitting hole 102 at an upper portion thereof and a fastening clamp fastening groove 103 at an outer side thereof,
The clamping clamp 110 includes a clamping bolt through-hole 111 at its middle portion and a joint clamping portion 112 for pressing the lower end of the joint plate at the inner side and a clamping clamping step 113 at the outer side, And a cushion pad (114) is provided on the ruled portion (112).

The method of claim 1, further comprising:
Wherein the fastening bolt (120) is provided with a rotation preventing surface (121) and a buffer spring (122) on the bolt head.

A fixing block 200 fixed on the upper surface of the base plate 20, a binding clamp 210 mounted on the fixing block 200, a screw spike 220 passing through the binding clamp 210 and the fixing block 200 , And a screw spike fixing member (230) embedded in the concrete tie (1) and screwed to the screw spike (220).

5. The method of claim 4,
The fixed block 200 is provided with a screw spike through hole 201 on the inner side and a fixed toothed portion 202 on the outer side,
The binding clamp 210 has a rail connecting tubular portion 212 having a screw spike penetration hole 211 at its center and a buffer pad 213 at its inner side and a moving tooth portion 214 at an outer lower portion thereof, Wherein the screw spike (220) is provided with a buffer coil spring (221).

5. The method of claim 4,
The screw spike fixing member 230 is provided with a spiral groove 231 on its outer peripheral wall and a rotation preventing protrusion 232 on an upper peripheral wall and a metal reinforcing spring 233 is wound around the spiral groove 231 Fastening structure of rail joints.