CN210712661U

CN210712661U - Automatic adjust dangerous lane of keeping away of slope

Info

Publication number: CN210712661U
Application number: CN201921219813.4U
Authority: CN
Inventors: 张立驰; 王俊彦
Original assignee: Zhenjiang College
Current assignee: Zhenjiang College
Priority date: 2019-07-31
Filing date: 2019-07-31
Publication date: 2020-06-09
Anticipated expiration: 2029-07-31

Abstract

The utility model discloses a danger avoiding lane capable of automatically adjusting gradient, which comprises a guide section, a deceleration section and a gradient section; the speed reduction section comprises a plurality of continuous rollers, chain wheels are arranged at two ends of each roller, and chains are wound on the chain wheels; the slope section comprises a reference ramp and a lifting ramp, wherein two sides of the lifting ramp are respectively provided with a traction rod, two ends of the traction rod are respectively hinged with the chain and the lifting ramp, a piston cavity is arranged in the reference ramp, a piston is arranged in the piston cavity, a piston rod is arranged on the piston, and a one-way air valve and an exhaust channel are arranged at the bottom of the piston cavity. The utility model discloses an automatic adjust keeping away dangerous lane of slope can improve the slope of keeping away dangerous lane according to the speed of a motor vehicle, improves buffering effect, shortens lane length, can be used to the special highway section.

Description

Automatic adjust dangerous lane of keeping away of slope

Technical Field

The utility model relates to a keep away dangerous lane technical field, especially relate to an automatic adjust dangerous lane of keeping away of slope.

Background

The danger avoiding lane is a special lane which is additionally arranged on the outer side of a lane on a long and steep downhill road section and is used for driving a vehicle out of control in speed (brake failure) to safely decelerate away from a main line, and the danger avoiding lane mainly comprises an up-slope type, a horizontal slope type, a down-slope type and a sand pile type. However, due to the limitation of terrain conditions, the construction length of most of the danger avoiding lanes is insufficient, and in practical application, more vehicles rush out of the cliff of the danger avoiding lanes, so that huge casualties and property loss are caused; on the other hand, the construction cost and the construction difficulty of the danger avoiding lane are greatly increased due to the limitation of the terrain conditions, so that the danger avoiding lane is not arranged around a plurality of dangerous road conditions due to insufficient space. Therefore, the research on reliable, easy-to-implement, low-cost hedge lane technology is a necessary trend of hedge lane development.

The novel danger avoiding lane with the application number of 201720391403.2 belongs to the technical field of road traffic safety facilities and comprises a primary speed reduction buffer area and a secondary roller shaft speed reduction area; a secondary roll shaft speed reduction area is arranged on the right side of the primary speed reduction buffer area; a sensing device is arranged in the primary speed reduction buffer area, a roll shaft speed reduction device and a control device are arranged in the secondary roll shaft speed reduction area, a buried induction coil is arranged below the secondary roll shaft speed reduction area, the signal output ends of the sensing device and the buried induction coil are connected with the signal input end of the control device, and the signal output end of the control device is electrically connected with the signal input end of the variable frequency motor; the lane combines the ramp and the roller for speed reduction, but the speed reduction efficiency is fixed and unchangeable, and too much roller easily causes the vehicle to sideslip, causes accidents, runs into the vehicle with too high speed, and is difficult to provide effective braking.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem that the dangerous lane length of keeping away that exists can not satisfy the actual demand among the prior art, special highway section can not be built and to the vehicle braking inefficiency out of control, and the dangerous lane of keeping away of an automatically regulated slope that proposes.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

an automatic slope-adjusting danger avoiding lane comprises a guide section, a deceleration section and a slope section; the speed reduction section comprises a plurality of continuous rollers, chain wheels are arranged at two ends of each roller, a chain is arranged at each of two ends of each roller, and the chains are wound on the chain wheels; the gradient section comprises a reference ramp, the low side of the reference ramp is arranged towards the deceleration section, the reference ramp is provided with a lifting ramp, one end of the lifting ramp is hinged to the low side of the reference ramp, two sides of the lifting ramp are respectively provided with a traction rod connected with a chain, two ends of the traction rod are respectively hinged with the chain and the lifting ramp, and an extension section is arranged between the reference ramp and the deceleration section; the piston cavity is arranged in the reference ramp, a cavity opening of the piston cavity is located on the plane of the reference ramp, a piston is arranged in the piston cavity, a piston rod is arranged on the piston, a pressure bearing plate is hinged to the end portion, located outside the piston cavity, of the piston rod, the pressure bearing plate is fixedly attached to the bottom of the lifting ramp, a one-way air valve and an exhaust channel are arranged at the bottom of the piston cavity, air enters the piston cavity from the outside through the one-way air valve, and the exhaust channel is manually opened and closed.

As a further preferable scheme, a transition section is arranged between the two traction rods, one side of the transition section facing the speed reduction section is a chain row, and the end part of the chain row is fixed on the chains at the two sides.

As a further preferable scheme, the plurality of rollers are externally wound with a crawler belt, track shoes on the crawler belt are respectively and fixedly connected with the rollers at the corresponding positions, and the surface of the crawler belt is provided with anti-skid threads.

As a further preferable scheme, a transition section is arranged between the two traction rods, a chain row is arranged on one side of the transition section facing the speed reduction section, and the end part of the chain row is fixed on the track.

As a further preferable mode, the other end of the lifting ramp is provided with an impact air bag.

The utility model discloses in, the tire can drive roller 21, and pulling traction lever 33 drives lift ramp 32 and rises, and the speed of a motor vehicle is big more, and lift ramp 32 raises the angle and just is big more.

The utility model has simple structure, compared with the traditional danger avoiding lane, the space to be utilized is smaller, the device can adapt to more terrains, and more dangerous roads can be ensured to have the danger avoiding lane; in addition, the ramp angle of the lifting ramp can be changed according to the speed of the vehicle, so that the brake device has a good braking effect on the out-of-control vehicle in a high-speed state, and the vehicle can be prevented from rushing out of the danger-avoiding lane.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a top view of the present invention;

fig. 3 is a top view of the embodiment of the present invention;

fig. 4 is a plan view of the second embodiment of the present invention;

in the figure: 1. the device comprises a guide section, 2, a deceleration section, 21, a roller, 22, a chain wheel, 23, a chain, 24, a crawler belt, 3, a gradient section, 31, a reference ramp, 32, a lifting ramp, 33, a traction rod, 34, a piston cavity, 35, a piston, 36, a piston rod, 37, a pressure bearing plate, 38, a one-way air valve, 39, an exhaust channel, 4, an extension section, 5, a transition section, 51, a chain row, 6 and an impact air bag.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

An automatic slope-adjusting danger avoiding lane comprises a guide section 1, a deceleration section 2 and a slope section 3; the speed reduction section 2 comprises a plurality of continuous rollers 21, chain wheels 22 are arranged at two ends of each roller 21, a chain 23 is arranged at each of two ends of each roller 21, and the chain 23 is wound on the chain wheels 22; the slope section 3 comprises a reference ramp 31, the low side of the reference ramp 31 is arranged towards the deceleration section 2, the reference ramp 31 is provided with a lifting ramp 32, one end of the lifting ramp 32 is hinged to the low side of the reference ramp 31, two sides of the lifting ramp 32 are respectively provided with a traction rod 33 connected with the chain 23, two ends of the traction rod 33 are respectively hinged with the chain 23 and the lifting ramp 32, and an extension section 4 is arranged between the reference ramp 31 and the deceleration section 2; the reference ramp 31 is internally provided with a piston cavity 34, the orifice of the piston cavity 34 is positioned on the plane of the reference ramp 31, a piston 35 is arranged in the piston cavity 34, a piston rod 36 is arranged on the piston 35, a bearing plate 37 is hinged to the end part of the piston rod 36 positioned outside the piston cavity 34, the bearing plate 37 is fixedly attached to the bottom of the lifting ramp 32, the bottom of the piston cavity 34 is provided with a one-way gas valve 38 and an exhaust channel 39, gas enters the piston cavity 34 from the outside through the one-way gas valve 38, and the exhaust channel 39 is manually opened and closed.

When the vehicle is out of control and enters the danger avoiding lane, the vehicle passes through the guide section 1 and enters the deceleration section 2, the tire is contacted with the rollers 21, the rollers 21 are reversely rolled under the rolling force of the wheels, the chain 23 is driven by the chain wheel 22, the chain 23 drives the traction rod 33, the lifting ramp 32 is pulled to rise relative to the reference ramp 31, the ramp angle is changed, when the lifting ramp 32 is lifted, the bearing plate 37 is pulled to rise, thereby causing the piston 35 in the piston chamber 34 to rise, the outside air to enter from the one-way air valve 38, the lifting ramp 32 to be fixed, when the vehicle reaches the slope section 3, a larger braking force is given by a larger slope, the higher the vehicle speed is, the higher the speed of the chain 23 driving the traction rod 33 is, the larger the lifting amplitude of the lifting slope 32 is, the better the braking effect on the vehicle, after the use, the exhaust passage 39 is opened manually, the piston 35 descends due to gravity, and the lifting ramp 32 is reset.

In the initial state, when the lifting ramp 32 sticks to the reference ramp 31, the draw bar 33 is positioned at the end of the chain 23.

The rotation of the roller 21 is also restricted by the lifting ramp 32, so that the roller can not rotate without resistance, a certain ground holding force of the vehicle is ensured, and the vehicle is prevented from being out of control.

The one-way air valve 38 and the exhaust channel 39 are both provided with pipelines to the outside.

Example one

The transition section 5 is arranged between the two traction rods 33, one side of the transition section 5 facing the deceleration section 2 is provided with a chain row 51, the end part of the chain row 51 is fixed on the chains 23 at the two sides, and a vehicle can run on the transition section 5, so that the large angle between the deceleration section 2 and the gradient section 3 is avoided, the impact force of the vehicle is reduced, the safety is improved, and the loss to the vehicle body is reduced to the minimum.

Example two

The outside of a plurality of rollers 21 is around having track 24, and the track shoe on track 24 respectively with roller 21 fixed connection of corresponding position, track 24 surface has anti-skidding line, and track 24's setting can increase the vehicle tyre and connect with the contact surface of section 2 that slows down, improves stability, avoids the speed of a motor vehicle too fast, and single roller 21 receives great pulling force, causes the problem of harm, and track 24 can be with the rolling force average allocation of tire on every roller 21.

Further, a transition section 5 is arranged between the two traction rods 33, a chain row 51 is arranged on one side of the transition section 5 facing the deceleration section 2, and the end of the chain row 51 is fixed on the crawler 24.

When the vehicle can completely run on the lifting ramp 32, the impact force is very small, and the other end of the lifting ramp 32 is provided with the collision airbag 6, so that the collision airbag 6 can prevent the vehicle from rushing out of the lifting ramp 32.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides an automatic adjust dangerous lane of keeping away of slope which characterized in that: comprises a guide section (1), a deceleration section (2) and a gradient section (3); the speed reduction section (2) comprises a plurality of continuous rollers (21), chain wheels (22) are arranged at two ends of each roller (21), two chains (23) are respectively arranged at two ends of each roller (21), and the chains (23) are wound on the chain wheels (22); the gradient section (3) comprises a reference ramp (31), the low side of the reference ramp (31) is arranged towards the deceleration section (2), the reference ramp (31) is provided with a lifting ramp (32), one end of the lifting ramp (32) is hinged to the low side of the reference ramp (31), two sides of the lifting ramp (32) are respectively provided with a traction rod (33) connected with the chain (23), two ends of the traction rod (33) are respectively hinged with the chain (23) and the lifting ramp (32), and an extension section (4) is arranged between the reference ramp (31) and the deceleration section (2); built-in piston chamber (34) of benchmark ramp (31), the accent in piston chamber (34) is located the plane of benchmark ramp (31), has piston (35) in piston chamber (34), has piston rod (36) on piston (35), and piston rod (36) are located that the tip outside piston chamber (34) articulates there is bearing plate (37), bearing plate (37) are fixed attached in lift ramp (32) bottom, piston chamber (34) bottom is provided with one-way pneumatic valve (38) and exhaust passage (39), and gas gets into piston chamber (34) from the external world from one-way pneumatic valve (38), and exhaust passage (39) are artifical switching.

2. The danger avoiding lane capable of automatically adjusting the gradient according to claim 1, wherein: a transition section (5) is arranged between the two traction rods (33), a chain row (51) is arranged on one side of the transition section (5) facing the speed reduction section (2), and the end part of the chain row (51) is fixed on the chains (23) on the two sides.

3. The danger avoiding lane capable of automatically adjusting the gradient according to claim 1, wherein: the outer parts of the rollers (21) are wound with crawler belts (24), track plates on the crawler belts (24) are fixedly connected with the rollers (21) at corresponding positions respectively, and anti-skidding threads are arranged on the surfaces of the crawler belts (24).

4. The danger avoiding lane capable of automatically adjusting the gradient according to claim 3, wherein: a transition section (5) is arranged between the two traction rods (33), a chain row (51) is arranged on one side of the transition section (5) facing the speed reduction section (2), and the end part of the chain row (51) is fixed on the crawler belt (24).

5. The danger avoiding lane capable of automatically adjusting the gradient according to claim 2 or 3, wherein: and the other end of the lifting ramp (32) is provided with an impact air bag (6).