CN215887993U

CN215887993U - Safety light curtain device with elevator for urban traffic

Info

Publication number: CN215887993U
Application number: CN202121873692.2U
Authority: CN
Inventors: 黄根平
Original assignee: Shanghai Diqi Automation Equipment Co ltd
Current assignee: Shanghai Diqi Automation Equipment Co ltd
Priority date: 2021-08-11
Filing date: 2021-08-11
Publication date: 2022-02-22
Anticipated expiration: 2031-08-11

Abstract

The utility model belongs to the technical field of urban traffic, in particular to a safety light curtain device for urban traffic with a lifter, which comprises a lane, a light curtain device and a controller, wherein the light curtain device comprises a light receiver and a light projector, first upright columns are symmetrically arranged on two sides of the lane, a lifting mechanism is arranged in each first upright column, a second upright column is arranged on one side of each of the two first upright columns, the light projector and the light receiver of the light curtain are utilized, the light projector emits infrared rays to generate a protective light curtain, when the light curtain is shielded by the top end of a carriage of a truck, the light receiver sends out a shading signal which is transmitted to the controller through a lead, the controller controls a warning lamp to light up, reminds that the height of a passing vehicle exceeds an height limit frame, prevents a driver from misjudging the height of the truck and further damages the height limit frame, and the lifting mechanism of the utility model can be arranged in front of a fixed height limit frame and a height-adjustable height limit frame lane, so as to adapt to height limiting racks with different heights.

Description

Safety light curtain device with elevator for urban traffic

Technical Field

The utility model belongs to the technical field of urban traffic, and particularly relates to a safety light curtain device with a lifter for urban traffic.

Background

The light curtain is a safety protection device manufactured by utilizing the photoelectric sensing principle. In a modern chemical plant, people and machines work cooperatively, and personal injuries of operators are easily caused on mechanical equipment with potential hazards, such as stamping machines, shearing equipment, metal cutting equipment, automatic assembly lines, automatic welding lines, mechanical conveying and carrying equipment, and dangerous areas (toxic, high-pressure, high-temperature and the like). The photoelectric safety device generates a protective light curtain by emitting infrared rays, and when the light curtain is shielded, the device sends a shading signal to control mechanical equipment with potential danger to stop working, so that safety accidents are avoided.

The height limiting frame is divided into two kinds of fixed height limiting frames and height adjustable height limiting frames, some truck drivers can misjudge height limiting instructions because when the truck drivers pass through the height limiting frames, the height of the whole vehicle is added with the height of a road surface, some road surfaces are driven by the vehicle all the year round, the road surface generates uneven conditions due to some heavy vehicles, at the moment, some vehicles with the same height of a container and the height limiting frames can pass through the height limiting frames in a good luck manner, if parts rolled to road stones or protruded road surfaces can increase the height of the vehicle in a short time, the highest carriage parts of the vehicles can be scratched to the height limiting frames, serious people can cause the height limiting frames to collapse, and the accidents can happen occasionally.

An effective solution to the problems in the related art has not been proposed yet.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects of the prior art, the utility model provides a safety light curtain device with a lift for urban traffic, which has the purposes of reminding passing trucks and preventing the trucks with too high height from passing through an elevation limiting frame to cause damage to the elevation limiting frame, thereby solving the problem that the height of the elevation limiting frame is mistakenly judged to cause damage to the elevation limiting frame in the process of driving the existing trucks.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a have lift safety light curtain device for urban traffic, includes lane, light curtain device and controller, the light curtain device includes photic ware and light projector, the lane bilateral symmetry is provided with first stand, two light projector and photic ware, two are installed respectively to first stand one side the inside elevating system that all is provided with of first stand, two first stand one side all is provided with the second stand, two the warning light is all installed to second stand top one side, through wire electric connection between warning light and the controller, through wire electric connection between controller and the photic ware, second stand one side is provided with the height-limiting frame.

According to the preferable technical scheme of the safety light curtain device for urban traffic with the elevator, the first upright post is of a cuboid structure, and the light projector and the light receiver are fixed on one side, close to the lane, of the first upright post.

As the preferable technical scheme of the safety light curtain device with the elevator for urban traffic, the lifting mechanism comprises a screw rod, a rod body of the screw rod is connected with nuts, the two nuts are respectively and fixedly connected with the light projector and the light receiver, and one end of the screw rod is provided with a driving piece.

As the preferable technical scheme of the safety light curtain device with the elevator for urban traffic, the driving piece is a servo motor.

As the preferable technical scheme of the safety light curtain device with the elevator for urban traffic, two first upright columns and two second upright columns are arranged in parallel.

As the preferable technical scheme of the safety light curtain device for urban traffic with the elevator, the two sides of the lane are symmetrically provided with the foundation bolts, and the first upright post and the second upright post are fixed on the two sides of the lane through the foundation bolts.

As the preferable technical scheme of the safety light curtain device for the urban traffic with the elevator, the heights of the light projector and the light receiver are slightly lower than the height of the height limiting frame.

Compared with the prior art, the utility model has the beneficial effects that:

(1) according to the utility model, the light projector and the light receiver of the light curtain are utilized, the light projector generates the protective light curtain by emitting infrared rays, when the light curtain is shielded by the top end of the boxcar, the light receiver sends out a shading signal which is transmitted to the controller through the wire, the controller controls the warning lamp to light up, the height of a passing vehicle is reminded to exceed the height limit frame, and the driver is prevented from misjudging the height of the boxcar, so that the height limit frame is further damaged.

(2) The lifting mechanism can be arranged in front of a fixed height limiting frame and an adjustable height limiting frame lane to adapt to height limiting frames with different heights, and the first upright post and the second upright post are fixed through foundation bolts to improve the stability of the first upright post and the second upright post fixed on two sides of the lane.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model and not to limit the utility model. In the drawings:

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

FIG. 2 is a cross-sectional view of a first upright of the present invention;

in the figure: 1. a light receptor; 2. a first upright post; 3. a light projector; 4. anchor bolts; 5. a warning light; 6. a second upright post; 7. a height limiting frame; 8. a lane; 9. a screw; 10. a nut; 11. a servo motor; 12. and a controller.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Examples

Referring to fig. 1-2, the present invention provides the following technical solutions: a safety light curtain device with a lifter for urban traffic comprises a lane 8, a light curtain device and a controller 12, wherein the light curtain device comprises a light receiver 1 and a light projector 3, first stand columns 2 are symmetrically arranged on two sides of the lane 8, a lifting mechanism is arranged in each first stand column 2, a second stand column 6 is arranged on one side of each first stand column 2, a warning lamp 5 is arranged on one side of the top of each second stand column 6, the warning lamps 5 are electrically connected with the controller 12 through leads, the controller 12 is electrically connected with the light receiver 1 through leads, an elevation limit frame 7 is arranged on one side of each second stand column 6, the first stand columns 2 are of a cuboid structure, the light projector 3 and the light receiver 1 are fixed on the side, close to the lane 8, of the first stand column 2, and the height of the light projector 3 and the light receiver 1 is slightly lower than that of the elevation limit frame 7, in this embodiment, through light projector 3 and photic ware 1 that utilize the light curtain, light projector 3 produces the protection light curtain through the transmission infrared ray, and when the light curtain was sheltered from by boxcar top, photic ware 1 sent shading signal, transmits to controller 12 through the wire, and controller 12 controls warning light 5 and lights, reminds passing vehicle carriage height to have surpassed the height of height limit frame 7, prevents that the driver from to the erroneous judgement of boxcar height, and then damages height limit frame 7.

In order to be installed in front of the fixed height-limiting frame 7 or the lane 8 of the height-limiting frame 7 which can be adjusted to adapt to the height-limiting frames 7 with different heights, in this embodiment, as a preferred technical scheme of the safety light curtain device for urban traffic with an elevator of the present invention, the elevating mechanism includes a screw rod 9, a rod body of the screw rod 9 is connected with nuts 10, the two nuts 10 are respectively and fixedly connected with the light projector 3 and the light receiver 1, one end of the screw rod 9 is installed with a driving member, and the driving member is a servo motor 11.

In order to facilitate observation of drivers, in the embodiment, as a preferable technical scheme of the safety light curtain device with the elevator for urban traffic, two first upright columns 2 and two second upright columns 6 are arranged in parallel.

In order to fix the first upright column 2 and the second upright column 6, in this embodiment, as a preferred technical solution of the safety light curtain device with an elevator for urban traffic of the present invention, the two sides of the lane 8 are symmetrically provided with anchor bolts 4, and the first upright column 2 and the second upright column 6 are fixed to the two sides of the lane 8 through the anchor bolts 4.

In conclusion, by means of the technical scheme of the utility model, the light projector 3 generates a protective light curtain by emitting infrared rays, when a vehicle runs on the lane 8 and passes through the first upright post 2, if the height of the carriage is low and the light curtain is not shielded, the carriage directly passes through the protective light curtain, the warning lamp 5 cannot be lighted, and when the height of the wagon carriage exceeds the height limit frame 7 and the light curtain of the light projector 3 is shielded by the top end of the wagon carriage, the light receiver 1 sends out a shading signal which is transmitted to the controller 12 through a wire, the controller 12 controls the warning lamp 5 to be lighted to remind that the height of the carriage of the passing vehicle exceeds the height of the height limit frame 7, so that the driver can be prevented from misjudging the height of the wagon and further damaging the height limit frame 7; the screw 9 is driven to rotate by the servo motor 11, the nut 10 is displaced by the rotation of the screw 9, and the heights of the light projector 3 and the light receiver 1 which are fixed together with the nut 10 can be adjusted.

Finally, it should be noted that: in the present invention, unless otherwise expressly specified or limited, the terms "mounted," "disposed," "connected," "secured," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; the terms may be directly connected or indirectly connected through an intermediate, and may be communication between two elements or interaction relationship between two elements, unless otherwise specifically limited, and the specific meaning of the terms in the present invention will be understood by those skilled in the art according to specific situations.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the utility model. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a have lift urban traffic to use safe light curtain device, includes lane (8), light curtain device and controller (12), its characterized in that: the light curtain device includes photic ware (1) and light projector (3), lane (8) bilateral symmetry is provided with first stand (2), first stand (2) inside is provided with elevating system, two first stand (2) one side all is provided with second stand (6), two warning light (5) are all installed to second stand (6) top one side, pass through wire electric connection between warning light (5) and controller (12), pass through wire electric connection between controller (12) and photic ware (1), second stand (6) one side is provided with limit for height frame (7).

2. The safety light curtain device with the elevator for the urban traffic according to claim 1, characterized in that: first stand (2) are the cuboid structure, light projector (3) and light receptor (1) are fixed in first stand (2) are close to lane (8) one side.

3. The safety light curtain device with the elevator for the urban traffic according to claim 1, characterized in that: elevating system includes screw rod (9), screw rod (9) pole body is connected with nut (10), two nut (10) respectively with light projector (3) and photic ware (1) fixed connection, the driving piece is installed to screw rod (9) one end.

4. The safety light curtain device with the elevator for the urban traffic of claim 3, characterized in that: the driving piece is a servo motor (11).

5. The safety light curtain device with the elevator for the urban traffic according to claim 1, characterized in that: the two first upright columns (2) and the two second upright columns (6) are arranged in parallel.

6. The safety light curtain device with the elevator for the urban traffic according to claim 1, characterized in that: the vehicle lane is characterized in that foundation bolts (4) are symmetrically arranged on two sides of the vehicle lane (8), and the first stand column (2) and the second stand column (6) are fixed on two sides of the vehicle lane (8) through the foundation bolts (4).

7. The safety light curtain device with the elevator for the urban traffic of claim 3, characterized in that: the heights of the light projector (3) and the light receiver (1) are slightly lower than the height of the height limiting frame (7).