CN210507204U

CN210507204U - Highway safety height limiting frame

Info

Publication number: CN210507204U
Application number: CN201921180794.9U
Authority: CN
Inventors: 李光凯; 杨思洲; 于振东; 王钦明; 张世强; 王豪
Original assignee: Yantai Highway Development Center
Current assignee: Yantai Highway Development Center
Priority date: 2019-07-25
Filing date: 2019-07-25
Publication date: 2020-05-12
Anticipated expiration: 2029-07-25

Abstract

The utility model relates to a highway safety limit for height frame, including stand, limit for height crossbeam and alarm system, the limit for height crossbeam includes the main shaft, the main shaft is fixed on the stand, the cover is equipped with a plurality of spacing sensing mechanism on the main shaft, spacing sensing mechanism include the sleeve and fixed with limiting plate on the sleeve, the rotatable suit of sleeve is in on the main shaft, it is a plurality of the limiting plate is the pectination along the vertical direction and arranges. The utility model discloses can detect the vehicle superelevation in advance, in time remind the driver to avoid, avoid continuing to go forward and cause bigger loss, its spacing sensing mechanism can be rotatory around the main shaft, and the event has avoided the damage of rigid limit for height pole to vehicle and limit for height device self.

Description

Highway safety height limiting frame

Technical Field

The utility model relates to a road safety facility technical field especially relates to a highway safety limit for height frame.

Background

In road traffic, it is often necessary to limit the loading height of the truck by means of a height limiting mechanism. For example, highways, culverts, bridges, roads crossing under railways, and the like need to be limited by height to ensure the driving safety. At present, the common height limit is a cross bar with a rigid height limit, which can effectively prevent an ultrahigh vehicle from passing through, but when the height limit is very close to the actual loading height of the vehicle, the condition that the cross bar and the vehicle are damaged due to misjudgment of a driver often occurs, so that the smooth road is influenced, and the safety of passing vehicles and pedestrians is endangered. In order to avoid the problems, the prior art has two common solutions, one is to arrange a cross bar early warning device in front of a cross bar with a rigid height limit, the device is usually broken once after the vehicle collides, the recovery is inconvenient, and some vehicle roofs are not a plane, so that the local bulge height is higher than the height limit, and the goods or the vehicle is damaged due to the rigid collision; the other is that early warning measures such as infrared detection mechanism are arranged in front of the cross rod with the hard height limit, but because the field environment is severe, for example, haze can affect the detection of the sensor, and the safety of passing the vehicle is still difficult to guarantee.

SUMMERY OF THE UTILITY MODEL

The utility model discloses to the not enough of above-mentioned prior art, provide a highway safety limit for height frame. When the driver misjudges that the height limiting frame collides, the safety of the vehicle and the height limiting frame can be ensured.

The utility model adopts the following technical scheme: the utility model provides a highway safety height limit frame, includes stand, limit for height crossbeam and alarm system, its characterized in that, the limit for height crossbeam includes the main shaft, the main shaft is fixed on the stand, the cover is equipped with a plurality of spacing sensing mechanism on the main shaft, spacing sensing mechanism include the sleeve and fixed with limiting plate on the sleeve, the rotatable suit of sleeve is in on the main shaft, it is a plurality of the limiting plate is the pectination along the vertical direction and arranges, the limiting plate lower part is the arc structure. The curved direction of the arc is along the direction of vehicle travel.

The utility model has the advantages that: the height of the lower end of the limiting plate is the height limiting height, and the limiting plate can naturally rotate around the main shaft, so that when the roof collides with the limiting plate, the limiting plate can flexibly rotate, the limiting sensing mechanism can give an alarm, and the damage of a rigid height limiting rod to the vehicle and the vehicle can be avoided. In addition, because the limiting plate is of a comb-shaped structure, when the car roof is locally ultrahigh, the alarm can be given only by turning over a single or local limiting plate. The situation that the existing whole rod has great collision force and easily causes vehicle damage is avoided. The limiting plate can turn over automatically, and hard collision to the vehicle or articles on the vehicle is avoided.

On the basis of the technical scheme, the utility model discloses can also do following improvement.

Further, spacing sensing mechanism is including establishing the inside magnet of sleeve, still including locating the epaxial tongue tube of main shaft works as when the limiting plate is in natural state, the tongue tube with the magnet position corresponds.

Adopt the beneficial effect of above-mentioned further scheme to be, sensing mechanism simple structure, accessory stability is high, the event that spacing sensing mechanism was touched can be stably snatched. And the shooting recording system can be started to make violation records.

Further, alarm system includes power, alarm and controller, power, alarm and controller with the tongue tube electricity is connected respectively.

Adopt above-mentioned further scheme's beneficial effect be, under the prerequisite of avoiding vehicle and limit for height pole collision, can in time send alarm information to the driver, avoid the driver to continue to advance and cause bigger loss.

Further, the alarm control device comprises a power supply, an alarm and a controller, wherein the power supply, the alarm and the controller are electrically connected with the reed switch.

The controller judges whether the vehicle is ultrahigh by detecting the on-off of the reed switch, and sends out an alarm signal or starts a photographing recording system.

Further, the power source includes a solar panel.

The beneficial effect who adopts above-mentioned further scheme is that, adopts solar cell panel, can avoid providing the power line for the controller power supply and specially establish. And local power supply is convenient.

Further, the alarm comprises an indicator light, and the indicator light is located 20 meters away from the forward direction of the upright post vehicle. The two places can transmit signals wirelessly.

The further scheme has the beneficial effects that after the automobile is touched with the ultrahigh position, the alarm indicating lamp can send out warning information 20 meters ahead of the advancing direction of the automobile, and the distance is just short of the front of the cab, so that a driver can find the distance conveniently.

Drawings

FIG. 1 is a schematic structural view of a road safety height-limiting frame of the present invention;

FIG. 2 is a schematic structural view of a limit sensing mechanism of the present invention;

FIG. 3 is a block diagram of the highway safety height-limiting system of the present invention;

the names of the components denoted by the reference numerals in the drawings are as follows,

1. a column;

2. a main shaft;

3. a height-limiting sensing device;

3-1, sleeve;

3-2, limiting plates;

3-3, a magnet;

3-4, a reed pipe;

4-1, a solar panel;

4-2 and an alarm.

Detailed Description

The principles and features of the present invention are described below in conjunction with the following drawings, the examples given are only intended to illustrate the present invention and are not intended to limit the scope of the present invention.

As shown in fig. 1 to 3, a highway safety height limiting frame comprises a stand column 1, a height limiting beam and an alarm system, and is characterized in that the height limiting beam comprises a main shaft 2, the main shaft is fixed on the stand column 1, a plurality of limiting sensing mechanisms 3 are sleeved on the main shaft 2, each limiting sensing mechanism comprises a sleeve 3-1 and a limiting plate 3-2 fixed on the sleeve, the sleeve 3-1 is rotatably sleeved on the main shaft 2, and the limiting plates 3-2 are arranged in a comb shape along the vertical direction. The lower part of the limiting plate is of an arc-shaped structure. The curved direction of the arc is along the direction of vehicle travel.

The distance from the lower end of the limiting plate to the road surface is the limiting height, the length of the limiting plate is preferably 500 mm to 1000 mm, and the device is guaranteed not to be damaged by the impact in a slightly-ultrahigh vehicle.

Further, the limiting sensing mechanism 3 comprises a magnet 3-3 arranged inside the sleeve and a reed pipe 3-4 arranged on the main shaft 2, and when the limiting plate 3-2 is in a natural state, the reed pipe 3-4 corresponds to the magnet 3-3 in position.

The sensing mechanism is simple in structure and high in accessory stability, and can stably grab the touch event of the limiting sensing mechanism 3. And the shooting recording system can be started to make violation records.

Further, the alarm system 4 is further included and comprises a power supply 4-1, an alarm 4-2 and a controller 4-3, wherein the power supply 4-1 is electrically connected with the controller 4-3, and the alarm 4-2 and the controller 4-3 are respectively and electrically connected with the reed switch 3-4. The controller judges whether the vehicle is over-high by detecting the on-off of the reed switch, and sends out an alarm signal or starts a photographing recording system according to the judgment, so that the alarm system can send out alarm information to a driver in time, and the driver is prevented from continuously advancing to cause larger loss.

When the device is specifically implemented, the connecting wires of the reed pipes can be led to the controller through the threading pipes arranged in the main shaft and are connected in parallel to serve as a trigger alarm switch, and if a normally closed reed pipe is adopted, when the magnet is not corresponding to the reed pipe, the reed pipe is in a closed state; when the magnet corresponds to the reed pipe, the reed pipe is in an open state, namely when the limiting plate is in a natural falling position, the reed pipe is in the open state, and once the limiting plate is touched by a vehicle to rotate, the reed pipe is closed to trigger alarm.

Further, the power source includes a solar panel. A dedicated power line for powering the controller can be avoided. And local power supply is convenient.

Further, the alarm comprises an indicator light, and the indicator light is located 20 meters away from the forward direction of the upright post vehicle. Because the length of a common truck is within 16 meters, the indicator light is arranged at the position 20 meters in the advancing direction of the truck, and when the truck touches the ultrahigh limit plate, the alarm indicator light can send out warning information in front of a cab of the truck, so that a driver can find the warning information in time.

The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention. The device can be used on road limiting frames, culverts, bridges, roads crossing the railway, factories and communities entering into places such as height limiting mechanisms.

Claims

1. The utility model provides a highway safety height limit frame, includes stand, limit for height crossbeam and alarm system, its characterized in that, the limit for height crossbeam includes the main shaft, the main shaft is fixed on the stand, the cover is equipped with a plurality of spacing sensing mechanism on the main shaft, spacing sensing mechanism include the sleeve and fixed with limiting plate on the sleeve, the rotatable suit of sleeve is in on the main shaft, it is a plurality of the limiting plate is the pectination along the vertical direction and arranges, the limiting plate lower part is the arc structure.

2. The road safety height limiting frame according to claim 1, wherein the limiting sensing mechanism comprises a magnet arranged inside the sleeve and a reed switch arranged on the main shaft, and when the limiting plate is in a natural state, the reed switch corresponds to the magnet in position.

3. The road safety height limiting frame according to claim 2, wherein the alarm system comprises a power supply, an alarm and a controller, and the power supply, the alarm and the controller are respectively and electrically connected with the reed switch.

4. The road safety height limiting rack of claim 3, wherein the power source comprises a solar panel.

5. The road safety height limiting frame according to claim 3, wherein the alarm comprises an indicator light, and the indicator light is located 20 meters away from the heading direction of the upright vehicle.