CN219824744U - Shoes taking off turnout - Google Patents

Abstract

The utility model discloses a shoe-removing turnout, which comprises a concrete turnout sleeper, and wing rails, a center rail and a guard rail which are arranged on the concrete turnout sleeper, wherein a backing plate and a rail lower rubber pad are arranged between the concrete turnout sleeper and a steel rail, the backing plate comprises an iron backing plate and a rubber backing plate which is arranged below the iron backing plate, iron seats are respectively arranged at the outer sides of the wing rails and the guard rail at the two ends of the top surface of the iron backing plate, rail gauge blocks with L-shaped cross sections are arranged between the rail bottoms of the wing rails and the guard rail and the corresponding iron seats, and elastic strips which are locked through T-shaped bolts matched with the rail gauge blocks are arranged above the iron seats, so that the rail gauge blocks are pressed on the rail bottoms of the corresponding wing rails and the guard rail in a pressing mode and are locked. The shoe-removing turnout has high strength, and the rubber pad under the rail is arranged between the steel rail and the iron backing plate, so that the signal system can be electrically insulated, high-speed vibration and impact generated when a vehicle passes through the rail can be buffered, the vibration of the steel rail is reduced, and the service life of the railway is prolonged.

Description

Shoes taking off turnout

Technical Field

The utility model relates to a shoe-removing turnout capable of enabling a brake shoe to automatically drop off.

Background

The shoe-removing turnout is also called a shoe-removing device, and is a special turnout which is arranged at the tail end of a brake section of a camel bee line shoe and enables the shoe to automatically drop off when a vehicle wheel pushes the shoe to pass. The existing wooden switch sleeper adopted by the shoe-removing turnout is characterized in that the steel rail is arranged on the wooden switch sleeper through the rigid fastener, and the elasticity and the strength of the wooden switch sleeper are not uniform enough, so that the dynamic action of the wheel rail can be increased, the wooden switch sleeper and the roadbed are damaged, the requirements of high speed and large transport capacity cannot be met, a large amount of wood is required to be used, and the wood is easy to decay and crack, so that the service life of the wood is short.

Disclosure of Invention

The present utility model addresses the problems and deficiencies of the prior art described above by providing a switch for taking off shoes.

In order to achieve the above purpose, the utility model provides a shoe-removing turnout, which comprises a concrete turnout sleeper and an upper steel rail arranged on the concrete turnout sleeper, wherein the steel rail comprises a wing rail, a core rail and a guard rail, the wing rail, the core rail and the guard rail are connected through connecting bolts penetrating through rail waists of the wing rail, the rail waists of the core rail and the guard rail and the rail waists of the core rail, spacer irons are arranged between the wing rail and the core rail, a backing plate and a lower rubber pad positioned on the backing plate are arranged between the concrete turnout sleeper and the steel rail, two ends of the backing plate are connected with a pre-buried sleeve pre-buried in the concrete turnout sleeper through turnout sleeper bolts, the backing plate comprises an iron backing plate and a rubber backing plate which is arranged below the iron backing plate, iron seats are respectively arranged at the outer sides of the wing rail and the guard rail respectively, a T-shaped rail gauge block with the cross section is arranged between the wing rail bottom and the guard rail seat, a T-shaped rail gauge block is arranged above the iron seat, and the elastic block is correspondingly pressed against the rail bottom rail through T-shaped elastic blocks and the elastic blocks. According to the technical scheme, the shoe-removing turnout replaces the wood turnout sleeper with the concrete turnout sleeper, the problems that the elasticity and the strength are not uniform enough, the power action of the wheel track can be increased, and the requirements of high speed and large transportation can not be met are solved, and meanwhile, the service life of the turnout sleeper is prolonged. In addition, the rubber pad under the rail is arranged between the steel rail and the iron pad, so that the signal system can be electrically insulated, high-speed vibration and impact generated when a vehicle passes through the rail can be buffered, the vibration of the steel rail is reduced, and the rubber pad is arranged between the concrete switch tie and the iron pad, so that the roadbed and the switch tie can be protected, and the service lives of the roadbed and the switch tie are prolonged.

Further, the inner side surface of the guard rail is inclined outwards, and the inclination is 1:7.

Further, a distance of 25mm is reserved between the rail bottom of the wing rail and the rail bottom of the core rail, and the bending point of the wing rail is 825mm away from the theoretical tip of the core rail.

Further, the T-shaped bolt is locked through a nut, and a flat washer is arranged between the nut and the elastic strip.

Further, a round hole gasket and a square hole gasket are sequentially arranged between the guard rail and the bolt head of the connecting bolt and between the wing rail and the nut locking the connecting bolt, and an elastic gasket is arranged between the round hole gasket and the nut. The design can not only prevent that the nut from becoming flexible, but also protect the rail, prevent that connecting bolt's tightening force from producing the damage to the rail.

Further, the rubber pad under the rail is a rubber pad, and the thickness of the rubber pad is 4 mm-6 mm.

Further, the thickness of the rubber backing plate positioned below the iron backing plate is 8 mm-12 mm.

Compared with the prior art, the utility model has the following technical effects:

1. the shoe-removing turnout disclosed by the utility model adopts the concrete turnout sleeper, so that the strength is uniform, the track stability is good, and the requirements of high speed and large transportation can be met;

2. the rubber pad is arranged between the rail iron pads of the shoe-removing turnout, so that the electric insulation of a signal system can be realized, high-speed vibration and impact generated when a vehicle passes through the rail can be buffered, the vibration of the rail is reduced, the stability of the turnout is improved, the service life of the turnout is prolonged, and the rubber pad is arranged between the concrete turnout sleeper and the iron pads, so that the roadbed and the turnout sleeper can be protected, and the service lives of the roadbed and the turnout sleeper are prolonged.

Drawings

FIG. 1 is a schematic view of the structure of the present utility model's switch for taking off shoes;

FIG. 2 is a schematic view of the structure of section A-A of FIG. 1.

In the figure: 1. the concrete tie bar comprises guard rails, 2, core rails, 3, wing rails, 4, backing plates, 401, iron backing plates, 402, rubber backing plates, 5, connecting bolts, 6, spring strips, 7, rubber pads under the rails, 8, round hole gaskets, 9, square hole gaskets, 10, interval irons, 11, T-shaped bolts, 12, flat gaskets, 13, spring pads, 14, iron seats, 15, gauge blocks, 16, embedded sleeves, 17, switch tie bolts, 18 and concrete switch ties.

Detailed Description

Embodiments of the present utility model are described in detail below with reference to fig. 1 and 2:

examples: the shoe-removing turnout shown in fig. 1 comprises a concrete turnout sleeper 18 and a steel rail arranged on the concrete turnout sleeper 18, wherein the steel rail comprises a wing rail 3, a center rail 2 and a guard rail 1, the wing rail 3, the center rail 2 and the guard rail 1 are tightly connected through a connecting bolt 5 penetrating through the rail web of the wing rail 3, the inner side surface of the guard rail 1 is inclined outwards, the inclination of the inner side surface is 1:7, a distance of 25mm is reserved between the rail bottom of the wing rail 3 and the rail bottom of the center rail 2, the bending point of the wing rail 3 is 825mm from the theoretical tip of the center rail 2, the distance between the wing rail 3 and the theoretical tip of the center rail 2 is 30mm, and the distance between the guard rail 1 and the theoretical tip of the center rail 2 is 46 mm.

As shown in fig. 2, a spacer iron 10 is arranged between the rail web of the wing rail 3 and the core rail 2 and between the guard rail 1 and the rail web of the core rail 2, the spacer iron 10 is made of ZG230-450 steel, a backing plate 4 and a rail lower rubber pad 7 positioned on the backing plate 4 are arranged between the concrete switch tie 18 and the steel rail, the rail lower rubber pad 7 is arranged to buffer high-speed vibration and impact generated when a vehicle passes through the rail, the vibration of the steel rail is reduced, the rail lower rubber pad 7 is a rubber pad, the thickness of the rubber pad is 4-6 mm, preferably 5mm, the impact of the 60kg/m steel rail of the vehicle can be effectively buffered by adopting the rubber pad with the thickness of 5mm, and no waste of materials is needed. The two ends of the backing plate 4 are connected with embedded sleeves embedded in the concrete switch tie 18 through switch tie bolts 17, the backing plate 4 comprises an iron backing plate 4014 and a rubber backing plate 4024 below the iron backing plate 4014, and the thickness of the rubber backing plate 4024 below the iron backing plate 4014 is 8-12 mm, preferably 10mm. The two ends of the top surface of the iron backing plate 4014 are respectively and fixedly provided with iron seats 14 at the outer sides of the wing rail 3 and the guard rail 1, rail gauge blocks 15 with L-shaped cross sections are arranged between the rail bottoms of the wing rail 3 and the guard rail 1 and the corresponding iron seats 14, one side of a specific spacer iron 10 is inserted between the iron seats 14 and the rail bottoms of the guard rail 1, the other side of the specific spacer iron 10 is in compression joint with the rail bottoms of the guard rail 1, a T-shaped bolt 11 which is matched with the iron seats 14 is arranged above the iron seats 14 and is used for locking, the elastic strip 6 is a II-shaped elastic strip, the II-shaped elastic strip split adjustable fastener plays a good role in reinforcing the rail structure and improving the line strength and stability, the two ends of the elastic strip 6 are respectively compressed on the iron seats 14 and the rail gauge blocks 15, so that the rail gauge blocks 15 are in compression joint with the rail bottoms of the corresponding wing rail 3 and the guard rail 1, the nut heads of T-shaped nuts are positioned in the iron seats 14, the upper ends of the T-shaped nuts are connected with the nuts, the T-shaped bolts 11 are locked through the nuts, and the washers 12 are arranged between the nuts and the elastic strip 6.

A round hole gasket and a square hole gasket are sequentially arranged between the guard rail 1 and the bolt head of the connecting bolt 5 and between the wing rail 3 and the nut of the locking connecting bolt 5, and an elastic gasket 13 is arranged between the round hole gasket and the nut.

The turnout structure of the utility model enhances the service life and stability of turnout, and the concrete turnout sleeper has the advantages of long service life, good track stability, capability of meeting the requirements of high speed and large traffic, and the like besides saving a large amount of wood; the II-type elastic strip split adjustable fastener plays a good role in reinforcing a track structure, improving the line strength and stability; the rubber pad is used between the rail and the concrete sleeper, and has the main functions of buffering high-speed vibration and impact generated when the vehicle passes through the rail, protecting the roadbed and the sleeper and electrically insulating the signal system.

The above description is only of the preferred embodiments of the present utility model and is not intended to limit the present utility model, but various modifications and variations can be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims (7)

1. The utility model provides a take off shoes switch, includes concrete switch sleeper and installs rail on the concrete switch sleeper, the rail includes wing rail, core rail and guardrail, pass through the connecting bolt fastening connection of its rail web between wing rail with the rail web of core rail and guardrail with all be provided with the spacer iron between the rail web of core rail, its characterized in that be provided with the backing plate between the concrete switch sleeper with the rail with be located the cushion under the rail on the backing plate, the both ends of backing plate are in through switch sleeper bolt and pre-buried sleeve connection in the concrete switch sleeper, this backing plate include the iron backing plate and be the rubber backing plate of iron backing plate below the both ends of iron backing plate top surface are located respectively the wing rail with the outside of guardrail is provided with the iron stand between the rail bottom of guardrail and the corresponding iron stand be provided with the gauge piece of personally submitting L shape the top of iron stand is provided with through the T type bolt rather than the cooperation of iron backing plate, both ends of backing plate are in order to make the clamp the rail bottom and the rail and the clamp seat are in order to make the clamp the rail.

2. The switch as in claim 1, wherein said guard rail has an inside surface that is outwardly sloped at a slope of 1:7.

3. The shoe-taking-off switch of claim 1, wherein the bottom of the wing rail is spaced from the bottom of the core rail by 25mm, and the bending point of the wing rail is spaced from the theoretical tip of the core rail by 825mm.

4. The switch as set forth in claim 1, wherein said T-bolts are secured by nuts with flat washers disposed between the nuts and the spring bars.

5. The switch as set forth in claim 1, wherein a circular hole washer and a square hole washer are sequentially provided between the guard rail and the bolt head of the connecting bolt and between the wing rail and the nut locking the connecting bolt, and an elastic washer is provided between the circular hole washer and the nut.

6. The switch as set forth in claim 1, wherein the under-rail rubber pad is a rubber pad having a thickness of 4mm to 6mm.

7. The switch as set forth in claim 1, wherein the rubber pad below said iron pad has a thickness of 8mm to 12mm.