CN2372213Y

CN2372213Y - Forced stop device for grade crossing

Info

Publication number: CN2372213Y
Application number: CN 99214334
Authority: CN
Inventors: 刘秀园
Original assignee: Individual
Current assignee: Individual
Priority date: 1999-06-23
Filing date: 1999-06-23
Publication date: 2000-04-05
Anticipated expiration: 2009-06-23

Abstract

The utility model relates to a crossing forcible parking device. A slot element is installed and arranged under road surfaces of crossings of railways and road crossings, the upper part of the front wall of the utility model is provided with a barb slope, a cambered slide roller supporting plate is installed and arranged between the barb slope and the back wall of a slot, the supporting plate is composed of a plurality of transverse shaft-shaped slide rollers which are installed on a frame which is coiled into an arc shape, the bottom of the supporting plate is supported on the bottom of the slot by a spring box, and the top of the slot is provided with a movable bridge plate which is connected with a traction mechanism. The utility model can effectively block cars and other motor vehicles form forcibly passing through crossing and to be forced to park, and the utility model can prevent blocking devices from being broken and prevent motor vehicles form being cracked up and can also reduce traffic accidents on crossings.

Description

Lugs are forced at the road junction

The utility model relates to the safety device of rail/road gate crossing, and particularly a kind of automobile that prevents is forced lugs near the road junction of circuit.

Since railway transportation has been arranged, the numerous railways and the gate crossing of highway have just appearred, for all adopting road vehicle, safety dodges the way of train, and when train passed through the road junction, road vehicle was stopped at outside the road junction.For rail/road is independent of each other, built the grade separation road junction, but higher because of the cost at grade separation road junction, and the quantity of gate crossing is very big, still there is the gate crossing on plane in a large number in various reasons.Existing gate crossing blocks road vehicle to be passed through, and all is located at certain altitude on the ground with the device of dodging train, mainly makes the vehicle body impassabitity of self-propelled vehicle.Though existing safety device plays a role to safe driving, be difficult to solve but still there are the following problems: promptly when arresting gear is firm inadequately, tends to be subjected to the impact of self-propelled vehicle and go to pot, accident still can be in collision with the train; When arresting gear is comparatively firm, then can make on-highway motor vehicle destroyed because of bump, can't readvance and travel, block the traffic, constitute traffic accident.Therefore existing gate crossing safety device can only serve as warning, and still exists to make on-highway motor vehicle force to stop, and when perhaps forcing to stop motor-driven person is smashed, thereby the problem of traffic accident takes place.

The purpose of this utility model provides a kind of road junction and forces lugs, this device is located under the road surface, when train passes through, can block the self-propelled vehicle that arrives the road junction effectively, force its parking, and can not cause self-propelled vehicle to smash, or the vehicle at the road junction device of blocking is destroyed, reduce the traffic accident of gate crossing effectively.

For achieving the above object, the utility model is taked following design plan: the road junction forces lugs that a channel member is set, the side that this groove enters for self-propelled vehicle is as antetheca, antetheca top is provided with the barb slope, between barb slope and groove rear wall, install the sliding roller board of arc, this sliding roller board bottom mounting spring case, the bottom of spring box is loaded on trench bottom, the forward position of sliding roller board is corresponding with the inner, the slope of falling the ditch, thereafter the height on edge is higher than the forward position, the top of groove is provided with movable bridge plate, and bridge plate is basic and the road surface is fair; Said barb slope is provided with many horizontal ratchets, withdraw from groove for wheel, the sliding roller board of described arc is provided with many laterally also promptly vertical with the vehicle heading sliding rollers of axle shapes, and this cunning roller is loaded on activity on the framework of board with bearing, and bridge plate links to each other with trailer coupling.

Lugs are forced at this road junction, and this is following in use its channel member to be placed highway pavement, and top bridge plate and road surface are maintained an equal level, and its position is in the appointment parking place at road junction.Before train arrives the road junction, open bridge plate above the groove, expose the sliding roller board of barb slope, arc below the bridge plate by trailer coupling.Disobey signal command if any self-propelled vehicle this moment, desires to pass through by force the road junction, and its front-wheel promptly can be along the barb slope to coming downwards on the sliding roller board of arc.Because of board is provided with a plurality of sliding rollers, wheel contacts back sliding roller meeting retrograde rotation with sliding roller, and thereafter along being higher than the forward position, weakens the speed and strength of advancing forward greatly, and front-wheel marches forward and promptly blocked by the groove rear wall.So both can make automobile forced parking, and can not cause great damage again to vehicle.Vehicle can brake and move backward voluntarily for the safety of self, with the barb slope on groove antetheca top, front-wheel is withdrawed from outside the groove.After train passed through the road junction, the action of bridge plate trailer coupling resetted bridge plate, was covered on the groove, and it is normal current that the vehicle on the highway can recover.This device train by the time, block resistance arrives the self-propelled vehicle at road junction effectively, forces it to stop, and can not cause smashing of self-propelled vehicle, and the vehicle at the road junction device of blocking is destroyed, and can reduce the traffic accident of gate crossing effectively.

The utility model is described in further detail below in conjunction with accompanying drawing.

Fig. 1 forces the construction profile scheme drawing of lugs for this road junction

Fig. 2 is the local enlarged diagram of the utility model

Fig. 3 is the spring box structural representation

Fig. 4 is the block diagram of the sliding roller board of arc

The bridge plate trailer coupling scheme drawing of Fig. 5 for adopting the horizontal reciprocating movement mode to start

As Fig. 1, Fig. 2, shown in Figure 4, the utility model road junction forces lugs to be provided with a channel member 1, the side that this groove enters for self-propelled vehicle is as antetheca 11, antetheca is provided with barb slope 13, between barb slope and groove rear wall 12, install the sliding roller board 2 of arc, this sliding roller board bottom mounting spring case 5, the bottom of spring box is loaded on trench bottom, the forward position of sliding roller board is corresponding with the inner, the slope of falling the ditch, thereafter the height on edge is higher than the forward position, the top of groove is provided with movable bridge plate 4, and bridge plate is basic and the road surface is fair; Said barb slope is provided with many horizontal ratchets 14, withdraw from groove for wheel, the sliding roller board of described arc is provided with many laterally also promptly vertical with the vehicle heading sliding rollers 22 of axle shape, and this cunning roller is loaded on the framework 21 of board with bearing 23, and movable bridge plate links to each other with trailer coupling.Said spring box (as shown in Figure 3), spring box 5 is made of interior cover 53, overcoat 51 and built-in spring 52, and the open end of interior cover places overcoat, and can slide up and down along outer casing inner wall.Built-in spring can be made up of the different spring of a plurality of elastic force, to adapt to the different self-propelled vehicle pressure of weight classes.The effect of board bottom spring box is to prevent that bull wheel footpath wheel from going out groove, its principle is on the sliding roller board in large diameter wheel enters groove the time, because of its weight bigger, to the also corresponding increasing of the application force of spring, board sinking amplitude is strengthened, the degree of depth that wheel enters in the groove also strengthens, so that can't go out groove.

Embodiment of the present utility model such as Fig. 2, shown in Figure 5.The Starting mode of bridge plate has multiple, and is reciprocating type as level, and flat to open circumference rotary, vertical Lift type, hinge the first transaction of a day's business formula or the like.But simple in structure, cost is lower, the better person of safety performance is that level is reciprocating type, promptly as shown in Figure 2.Install pulley 42 in movable bridge plate 4 bottoms, this pulley links together by spring box 41 and bridge plate, in upper end, groove barb slope, install track 15 along the trend of groove antetheca, and install track with the antetheca parallel track on the rear wall top of groove, install bearing platform 17 with above-mentioned parallel track in the side of above-mentioned track, platform 17 is higher than track 15, when not load-bearing of bridge plate, platform end face and bridge plate bottom keep certain distance, and when the bridge plate load-bearing surpassed spring load power, bridge plate fell within on the platform.The trailer coupling of bridge plate as shown in Figure 5, trailer coupling 6 is made of rope 61, rope sheave 62 change speed gear boxs 63, motor, wheel flutter 64 etc., the bridge plate two ends are connected with rope.Behind electric motor starting, drive the rope sheave running by output shaft, rope sheave affects bridge plate to make horizontal motion along the track on the groove, and groove is opened.Can adopt prior arts such as either-rotation motor, electronic controller or mechanical commutation mechanism, make the two-way rotation of rope sheave energy, drive bridge plate and open or close.In order to protect the spring box of the sliding roller board of arc below, bear pressure at board and avoid damage when overweight, security personnel's bearing support 16 is set below the sliding roller board of arc, this carriage can be 2 platforms, also can be 2 or a plurality of support.In order to improve the block effect of this device to wheel, weaken front part of vehicle and wheel impact force to groove, can between the rear wall 12 of channel member and cunning roller board 2, install cushioning fender 3, this baffle plate is loaded on the rear wall top of groove with spring 31.

Claims

1, lugs are forced at a kind of road junction, it is characterized in that: be provided with a channel member, the side that this groove enters for self-propelled vehicle is as antetheca, and antetheca top is provided with the barb slope, installs the sliding roller board of arc between barb slope and groove rear wall, this sliding roller board bottom mounting spring case, the bottom of spring box is loaded on trench bottom, and the forward position of sliding roller board is corresponding with the inner, the slope of falling the ditch, and the height on edge is higher than the forward position thereafter, the top of groove is provided with movable bridge plate, and bridge plate is basic and the road surface is fair; Said barb slope is provided with many horizontal ratchets, withdraw from groove for wheel, the sliding roller board of described arc is provided with many laterally also promptly vertical with the vehicle heading sliding rollers of axle shapes, and this cunning roller is loaded on activity on the framework of board with bearing, and bridge plate links to each other with trailer coupling.

2, lugs are forced at road junction according to claim 1, it is characterized in that: pulley is installed in movable bridge plate bottom, this pulley links together by spring box and bridge plate, upper end on groove barb slope, along groove subjectively the wall trend install track, and install the track with the antetheca parallel track on the rear wall top of groove, install bearing platform with above-mentioned parallel track in the side of above-mentioned track, bearing platform is higher than track, and when not load-bearing of bridge plate, platform end face and bridge plate bottom keep certain distance.Trailer coupling is made of rope, rope sheave, change speed gear box, motor, wheel flutter etc., and the bridge plate two ends are connected with rope.

3, lugs are forced at road junction according to claim 1 and 2, it is characterized in that: the below of the sliding roller board of arc is provided with security personnel's bearing support.

4, lugs are forced at road junction according to claim 1 and 2, it is characterized in that: install the buffering plate washer between the rear wall of channel member and the sliding roller board, this baffle plate is loaded on the rear wall top of groove with spring.