CN203558086U

CN203558086U - Slide-shaped self-control type wheel stopper

Info

Publication number: CN203558086U
Application number: CN201320677931.6U
Authority: CN
Inventors: 蒋毓成
Original assignee: TECHNICAL CENTER OF MARSHALLING YARD SPEED CONTROL CO Ltd OF SHANGHAI RAILWAY
Current assignee: TECHNICAL CENTER OF MARSHALLING YARD SPEED CONTROL CO Ltd OF SHANGHAI RAILWAY
Priority date: 2013-10-29
Filing date: 2013-10-29
Publication date: 2014-04-23
Anticipated expiration: 2023-10-29

Abstract

A slide-shaped self-control type wheel stopper consists of three parts including a supporting part, a rising and falling block and a slide, wherein the supporting part is an integral part formed by assembly of clamping plates and a supporting block through bolts and is fixed on a rail head of a steel rail by set screws; a rotating shaft for the rising and falling block is sleeved with a torsional spring and installed between the two side clamping plates of the supporting block; slide arm grooves are formed in lower edges of inner sides of the two side clamping plates; and the slide is formed by welding of a wheel bearing block and slide arms. According to the wheel stopper, by the aid of runaway or idling of an out-of-control vehicle, a wheel touches and controls the slide to slide along the rail and pushes the rising and falling block to rotate and rise to the brake height, the supporting part and a friction brake block are linked to advance along the rail, the kinetic energy of the vehicle is consumed by the sliding friction force between the friction brake block and the rail, and purposes of braking of the out-of-control vehicle and prevention of the vehicle from derailment are achieved. By the aid of the reset torsional spring and a reset push spring, impacts on the out-of-control vehicle and the wheel stopper can be reduced when the out-of-control vehicle impacts the wheel stopper, so that protection of safety of the vehicle and station equipment is facilitated.

Description

Skid shape autocontrol wheel stopper

Technical field

Skid shape autocontrol wheel stopper described in the utility model relates to a kind of safety device that is fixed on railway line terminal.

Background technology

Wheel stopper is a kind of safety device that is applied to the line terminals such as rail yard or parking area, and its effect is that the terminal at circuit arranges an obstacle, to stop errant vehicle to go out line terminal, leads to a disaster.The parts of keeping off a car on wheel stopper directly contact with the wheel of errant vehicle, and then wheel stopper drives the braking brake pad being installed on track to tow along track, consumes the huge inertia of errant vehicle, avoids or mitigation.The parts of keeping off a car of some wheel stopper are fixedly mounted on wheel stopper equipment, and the setting height(from bottom) of its parts of keeping off a car is the height apart from rail level higher than front part of vehicle equipment generally, easily damage vehicle arrangement and railroad track during operation; Also having some wheel stopper is by the wheel touch-control of the errant vehicle parts of keeping off a car, and then drives the support unit of wheel stopper, makes the support unit of wheel stopper prop up braking brake pad and tows until errant vehicle stops completely along track.The latter's the parts of keeping off a car are movable parts, its setting height(from bottom) generally, lower than the setting height(from bottom) of the anterior device of vehicle, only has after errant vehicle wheel touch-control, and the parts of keeping off a car just can be raised up to retarder location height, and when vehicle exits after accident, automatically return to initial position.

Utility model content

The purpose of this utility model is to overcome the defect of prior art, and provide a kind of skid shape autocontrol wheel stopper, it belongs to the wheel stopper that the parts of keeping off a car are movable parts, design goal be to make wheel stopper keep off a car parts than existing wheel stopper simple in structure, be easy for installation and maintenance; And make the wheel of errant vehicle when touch-control wheel stopper, due to the buffer action of the retracing spring of parts of keeping off a car own, alleviate the impact to errant vehicle and wheel stopper support component, make equipment more safe and reliable.

The technical solution adopted in the utility model is:

Skid shape autocontrol wheel stopper is comprised of supporting part, rise and fall piece and skid three parts, and it is directly installed on rail without external control.Supporting part is by clamping plate, anchor plate is assembled into one with bolt, with holding screw, be fixed on the rail head of rail, the piece that rises and falls seals between the both sides clamping plate that a torsion spring is arranged on anchor plate with rotating shaft, Xia Yanchu (near rail head) in both sides clamping plate inner side is provided with skid arm groove, skid is welded by holding wheel piece and skid arm, skid arm is provided with a stroke groove, the midriff that skid holds wheel piece is connecting a push rod, push rod seals in one and pushes away in the pilot hole that spring is inserted into back-up block bottom, skid moves ahead along track when the wheel touch-control of errant vehicle, skid arm is held stroke groove by fixing screw and is moved ahead in the skid arm groove of both sides clamping plate inner side, the back that simultaneously skid the holds wheel piece piece that promotes to rise and fall rotates around the axis, now rising and falling, to push away spring compressed for the reduction torsion spring of piece and the reset of skid, the piece that rises and falls is increased to braking position, the back part of piece of rising and falling props up anchor plate, then the anchor plate both sides clamping plate of ining succession head on braking brake pad and tow, until consume the kinetic energy of errant vehicle.When vehicle exits, because reduction torsion spring pushes away the effect of spring with resetting, skid and the block reset that rises and falls, to reference position, are convenient to accident vehicle and are exited smoothly.

Technique effect of the present utility model is, wheel stopper is without manual operation, complete runaway or coasting by errant vehicle itself, by wheel, come touch-control skid to slide along track, the promotion piece that rises and falls rotates and is increased to brake height, and interlock supporting part and braking brake pad move ahead along track, consume the kinetic energy of vehicle with the force of sliding friction between braking brake pad and track, reach braking errant vehicle, prevent the object of derailment.Because reduction torsion spring pushes away the effect of spring with resetting, when clashing into wheel stopper, errant vehicle can alleviate the impact to errant vehicle and wheel stopper, be conducive to protect vehicle and station field device safety.Owing to having adopted the reset components of torsion spring as the piece that rises and falls, make the simple in structure of wheel stopper, be easy for installation and maintenance, also make equipment more safe and reliable.

Accompanying drawing explanation

Below in conjunction with embodiment, accompanying drawing is briefly described.

Fig. 1 is the mounting structure figure of sled shape autocontrol wheel stopper.

Wherein: 1. sled shape autocontrol wheel stopper assembly, 2. anchor plate, 3. reduction torsion spring, 4. rotating shaft, 5. rise and fall piece, 6. sled assembly, 7. wheel, 9. anchor plate clamping plate, 10. hold the wheel piece back side, 14. front part of vehicle devices.

Fig. 2 is the left side view of Fig. 1.Wherein: 8. hold out against screw.

Fig. 3 is the birds-eye view of Fig. 1.Wherein: 11. binding bolts (containing packing ring, nut), 12. reset push rods, 13. reset and push away spring, 15. stroke groove fixing screws, 16. reset push rod hold-doun nuts.

Fig. 4 is the front elevation of anchor plate clamping plate.Wherein: 22. skid arm grooves

Fig. 5 is that Fig. 4 is along the cutaway view of A-A.

Fig. 6 is the front elevation of skid.Wherein: 6. skid assembly, 10. hold wheel the piece back side, 17. skid arms, 18. stroke grooves, 20. hold wheel piece cambered surface.

Fig. 7 is the right side view of Fig. 6.

Fig. 8 is the birds-eye view of Fig. 6.Wherein: 16. reset push rod hold-doun nuts.

Fig. 9 is the front elevation of piece of rising and falling.

Figure 10 is the left side view of Fig. 9.

Figure 11 is the cutaway view of anchor plate.

Figure 12 is that Figure 11 is along the cutaway view of B-B.

Figure 13 is the birds-eye view of Figure 11

Figure 14 is sled shape autocontrol wheel stopper application drawing.Wherein 1. skid shape autocontrol wheel stoppers, 25. braking brake pads.

In top view, in different views, same sequence number is same parts.

The specific embodiment

For the purpose of this utility model, technical scheme and advantage are clearly described, take MCLD(H) type skid shape autocontrol wheel stopper is embodiment, by reference to the accompanying drawings the utility model is described in further detail.

As shown in Figure 1, Figure 2, Figure 3 shows, MCLD(H) type skid shape autocontrol wheel stopper mainly contains support section, the compositions such as piece 5 and skid assembly 6 rise and fall.Supporting part is assembled into one by both sides clamping plate 9 and back-up block 2 use bolts 11, with holding screw 8, be fixed on the rail head of rail, the piece 5 use rotating shafts 4 of rising and falling seal between the both sides clamping plate 9 that a torsion spring 3 is arranged on back-up block 2, rise and fall piece 5 under the promotion of skid 6 around the shaft 4 rotation, when braking operation, first wheel 7 touch-controls hold wheel piece cambered surface 20, and the back side 10 of holding wheel piece 6 contacts with the end of the piece 5 that rises and falls.

As shown in Figure 4, Figure 5, under the inner side of back-up block clamping plate 9, along place, (near rail head) is provided with a skid arm groove 22.

As Fig. 6, Fig. 7, skid are welded by holding wheel piece 6 and skid arm 17, on skid arm, be provided with stroke groove 18.

As shown in Figure 8, the midriff of skid has the hold-doun nut 16 of a reset push rod.

As shown in Figure 11, Figure 12, anchor plate 2 has the pilot hole 23 of a reset push rod.

Under normality operating mode, skid shape autocontrol wheel stopper is installed on certain position apart from track terminal, and the summit height to the top of rail≤H1 of the piece 5 that rises and falls is installed along track centerline both sides rail is symmetrical.

As shown in Fig. 1, Fig. 3, Figure 14: when at damped condition, because errant vehicle leading section equipment 14 is H2 apart from rail level height, summit height to the top of rail H1 higher than the piece 5 that rises and falls, when the errant vehicle first round to touch-control when holding wheel piece cambered surface 20 and advancing skid 6, vehicle front end equipment 14 safety skid shape autocontrol wheel stopper 1.And work as skid 6, continue to slide forward, it is compressed that reduction torsion spring 3 and reset push away spring 13, the piece 5 that rises and falls 4 rotates around the shaft, the piece 5 that rises and falls is raised up to retarder location height H 3 immediately, and the supporting part and the rear portion braking brake pad 25 that promote to be comprised of clamping plate 9 and anchor plate 2 slide along track, braking brake pad 25 by and rail between friction, consume vehicle energy, until by vehicle safety stop.Because reduction torsion spring 3 pushes away the effect of spring 13 with resetting, when clashing into wheel stopper, errant vehicle can alleviate the impact to errant vehicle and wheel stopper, be conducive to protect vehicle and station field device safety.

When reset operating mode, errant vehicle inverted running, the first round are when departing from skid 6, and it is lax that the reduction torsion spring 3 of skid shape autocontrol wheel stopper and reset push away spring 13, and the piece that rises and falls falls to H1 height, errant vehicle leading section equipment 14 is by skid shape autocontrol wheel stopper, and vehicle safety returns.

Claims

1. a skid shape autocontrol wheel stopper, by supporting part, piece and skid three parts of rising and falling form, it is characterized in that: supporting part is by clamping plate, anchor plate is assembled into one with bolt, with holding screw, be fixed on the rail head of rail, the piece that rises and falls seals between the both sides clamping plate that a torsion spring is arranged on anchor plate with rotating shaft, Xia Yanchu in both sides clamping plate inner side is provided with skid arm groove, skid is welded by holding wheel piece and skid arm, skid arm is provided with a stroke groove, the midriff that skid holds wheel piece is connecting a push rod, push rod seals in one and pushes away in the pilot hole that spring is inserted into back-up block bottom, skid arm is held stroke groove by fixing screw and is slided in the skid arm groove of both sides clamping plate inner side, the back that simultaneously skid the holds wheel piece piece that promotes to rise and fall rotates around the axis, now rising and falling, to push away spring compressed for the reduction torsion spring of piece and the reset of skid, the piece that rises and falls is increased to braking position, the back part of piece of rising and falling props up anchor plate, then the anchor plate both sides clamping plate of ining succession head on braking brake pad and tow.