CN214955348U

CN214955348U - Device for detecting vehicle superelevation and automatically intercepting

Info

Publication number: CN214955348U
Application number: CN202120811469.9U
Authority: CN
Inventors: 沈陆原; 王少锋
Original assignee: Zhejiang Shaoxing Shengxin Expressway Co ltd
Current assignee: Zhejiang Shaoxing Shengxin Expressway Co ltd
Priority date: 2021-04-20
Filing date: 2021-04-20
Publication date: 2021-11-30
Anticipated expiration: 2031-04-20

Abstract

The utility model relates to a detect device that vehicle superelevation and automatic interception, judge circuit, industrial computer, barrier machine and information board including the superelevation, superelevation is judged the circuit and is included limit for height, control, switching value collection and power module, utilize limit for height module mid-infrared light curtain sensor and contact and control module to carry out vehicle action and judge, shelter from time length through contrast vehicle top and judge vehicle action type, judge that the turn-on signal that produces is connected to weighing in the industrial computer through switching value collection module, software such as ETC carries out the vehicle and matches, the characters suggestion of linkage lane industrial computer interception vehicle and information board simultaneously, can also report through voice module and correspond violation type suggestion staff. The utility model discloses can accurately judge violation behaviors such as superelevation transfinite when the current meter of vehicle is heavily, automatic matching information interception vehicle has two kinds of alarm modes of pronunciation and characters.

Description

Device for detecting vehicle superelevation and automatically intercepting

Technical Field

The utility model relates to a highway management and control field specifically is a detect vehicle and whether superelevation and automatic device of interception.

Background

With the popularization of the expressway, the automobile transportation industry is promoted to develop continuously, however, traffic accidents are more frequent, wherein the illegal driving of the ultrahigh trucks brings great threat to the driving safety of the expressway, the tunnel and other roads, when the ultrahigh vehicles drive into the expressway, the traffic accidents are more easy to happen or the road facilities are damaged, particularly the ultrahigh vehicles enter the tunnel, and once the safety accidents happen, the consequences are extremely serious.

However, at present, the toll station at the expressway mostly adopts a height-limiting signboard or a manual interception mode to dissuade ultrahigh vehicles, the dangerousness, the low efficiency and the low accuracy rate of the manual interception of the ultrahigh vehicles by toll workers are high, and the persuasion the workers to dissuade truck drivers is not strong; and through limit for height pole and limit for height tablet instruction interception superelevation vehicle, although the rate of accuracy improves to some extent, have the driver and operate the risk such as in time superelevation vehicle striking limit for height pole, threaten driver, staff's personal and property safety.

Disclosure of Invention

The utility model provides a device for detecting vehicle superelevation and automatically intercepting, aiming at solving the problems of low accuracy and large danger of height limiting rod or height limiting plate indication and manual interception in the prior art, and judging vehicle behavior by a superelevation judging device in the device; when detecting the super high vehicle, the entrance barrier machine of the toll station will automatically intercept the super high vehicle to drive into the highway, and simultaneously prompt the staff through the double alarm of the voice and the information board.

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

The utility model provides a detect device of vehicle superelevation and automatic interception, the device is including superelevation judgement ware, audio alert ware, industrial computer, barrier machine and information board, superelevation judgement ware includes limit for height module, control module, switching value collection module and power module, switching value collection module passes through bus connection with the industrial computer, barrier machine and information board are controlled respectively through the industrial computer network to the industrial computer, limit for height module delivery outlet is two input ports of connecting control module respectively and switching value collection module's input port, control module's delivery outlet includes superelevation signal output port, limit for height trouble delivery outlet and power failure delivery outlet, audio alert ware is all connected to three delivery outlet, power module is connected with limit for height module and control module electricity.

The over-height judging devices are arranged on the rods on two sides of the weighing lane, the weighing lane requires the vehicles to pass through at low speed and constant speed, the vehicles running at low speed and constant speed can enable the over-height judging devices to judge more accurately, meanwhile, the harm to the vehicles, personnel and equipment is less, the voice and information board double alarm is adopted to prompt the workers and drivers and report violation types, and the railing machine automatically intercepts the vehicles to assist the workers in violation processing; the industrial personal computer also comprises scale software, the industrial personal computer can judge whether the vehicle is out of limit according to the information that the codes transmitted by the switching value acquisition module are matched with the vehicle, if the vehicle drives into an ETC lane, the lane ETC software firstly inquires whether the scale system can normally pass, and therefore the function of automatically intercepting the ultrahigh vehicle is achieved; the ultrahigh judgment device and external equipment are isolated and remotely conveyed, so that the working personnel can conveniently monitor the condition of the vehicle in the channel.

Preferably, the height limit module in the superelevation determiner comprises an infrared correlation light curtain sensor and a normally open contact K1 controlled by the sensor, one end of the K1 is connected with the anode of the power supply module, and the other end of the K1 is respectively connected with the control module and the switching value acquisition module; the infrared correlation light curtain sensor is fixed at the top of the rod, the position of the sensor can be changed to modify the height limit standard, and the infrared sensor adopts light curtain recognition to compare with linear light source correlation, so that the error is smaller and the precision is higher.

Preferably, the control module in the ultra-high determiner comprises a first relay KM1, a second relay KM2 and a time relay KT1, wherein a control coil of the first relay KM1 is directly connected with the positive electrode and the negative electrode of the power module, and a control coil of the second relay KM2 and a control coil of the time relay KT1 are in parallel connection and are connected with the output end of K1 and the negative electrode of the power module; two ends of a normally open contact of the second relay KM2 are used as ultrahigh signal output ports, two ends of a time-delay closed normally open contact of the time relay KT1 are used as height-limiting fault output ports, and two ends of a normally closed contact of the height-limiting fault output ports are used as power supply fault output ports; first relay is used for judging whether power module produces the trouble, the second relay is used for judging whether there is the superelevation vehicle to drive in, time relay judges whether infrared correlation light curtain is faulty, infrared correlation light curtain sensor can receive the signal when normally passing, if there is the superelevation vehicle to drive over, its normally open contact is closed, second relay and time relay's input coil switches on this moment, the normally open contact of second relay is closed, time relay is after the specific time of time delay, time relay's normally open contact is closed, output superelevation signal gives audible alarm and switching value collection module.

Preferably, the switching value acquisition module in the superelevation judger comprises two input ends and a bus port, the two input ends are connected with the output end of the normally open contact K1 of the height limiting module and the negative electrode of the power module, and the bus port is connected with the industrial personal computer through a bus; the switching value acquisition module is generally a digital or analog switching value acquisition card, the switching value acquisition module detects voltage at intervals to an input end, transmits a specific code signal to an industrial personal computer through a 232 bus, and also comprises a weighing platform software, a lane ETC software and the like in the industrial personal computer, the weighing platform software in the industrial personal computer acquires the specific code signal to match various data of the vehicle within a period of time to judge whether the vehicle is over-high and over-limit, the industrial personal computer outputs and controls the barrier machine through a network, and meanwhile, the information board displays the over-limit information of the vehicle; if the ultrahigh vehicle drives into the ETC lane, the lane ETC software firstly inquires whether a weighing platform system in the industrial personal computer can normally pass or not, and the function of automatically intercepting the ultrahigh vehicle can be achieved.

Preferably, the voice alarm comprises a voice chip, a power amplifier module, a loudspeaker, a plurality of pull-up resistors, a high-level VCC and a ground wire, wherein one end of an ultrahigh signal output port, a height-limiting fault output port and a power failure output port of the ultrahigh judgment device are respectively connected with the high-level VCC after being connected with the pull-up resistors in series, the other end of the ultrahigh signal output port, the height-limiting fault output port and the power failure output port are respectively connected with the ground wire, and different interfaces of the voice chip are respectively connected between the ultrahigh signal output port, the height-limiting fault output port and the power failure output port and the pull-up resistors; when a conduction signal corresponding to the output port is transmitted, the level of the corresponding input port of the voice alarm, namely the corresponding interface of the voice chip, is pulled down by the ground wire.

Preferably, the voice chip comprises a plurality of IO pins, a power amplifier signal terminal and a ground terminal, wherein IO3, IO4 and IO5 in the IO pins are respectively connected to an ultrahigh signal output port, a height-limiting fault output port and a power supply fault output port of the ultrahigh judger and connecting lines of corresponding pull-up resistors; the power amplifier signal end comprises a DACR and a DACL, the power amplifier signal end is connected with the power amplifier module, the power amplifier module is connected with the loudspeaker, the voice chip judges the level output of different pins and outputs corresponding voice signals, and the corresponding voice is broadcasted through the power amplifier module and the loudspeaker.

The working principle is as follows: the method comprises the following steps that height limiting rods are arranged on two sides of a weighing platform lane, infrared ray opposite-emitting light curtain sensors are additionally arranged on the height limiting rods, the height of the infrared ray light curtain sensors from the ground is adjustable, when an ultrahigh vehicle is driven onto the weighing platform lane, an infrared ray light curtain at a receiving end is shielded, a conducted voltage signal is output, the conducted voltage signal is transmitted to a switching value signal acquisition module, a second relay and a time relay in a control module, and a voice alarm broadcasts corresponding voice; the switching value signal acquisition card internally uses a Modbus protocol, the input end is detected at intervals, a string of specific codes is sent to the industrial personal computer through an R232 bus after the conduction voltage is received, weighing platform software in the industrial personal computer acquires the codes to match with information of the vehicle, such as measured weight, license plate, axle number and the like, whether the vehicle is overrun or not is judged, meanwhile, information of the vehicle is prompted on an information board, if the vehicle drives into an ETC lane, the lane ETC software can also firstly inquire whether a weighing platform system can normally pass or not, and the function of automatically intercepting the ultrahigh vehicle is achieved.

A first relay is arranged on a power module, a signal is taken as a normally closed end, when a power supply fails, a signal is output to a voice alarm, and the prompt of equipment failure is output, so that the misjudgment of the ultrahigh vehicle is reduced; time relay sets up operating time and is 8S, normally opens disconnected connection voice alarm, and when the light curtain was sheltered from or the infrared ray trouble for a long time, time relay actuation normally opened becomes the normal close, and signal transmission gives voice alarm, the suggestion that output limit for height equipment broke down. Signals at two ends of a normally open end normally open contact K1 are taken, and when the ultrahigh vehicle drives in, a K1 closed conducting signal outputs a prompt that the ultrahigh vehicle drives in and is noticed to be intercepted for a voice alarm.

The utility model has the advantages that: the utility model adopts the infrared correlation sensor and the simple control module to judge whether the vehicle has the violation behaviors of ultra-high and ultra-high limit, simultaneously outputs voice and character alarm prompts according to different behaviors, detects in the weighing lane, has higher accuracy rate of low-speed and uniform ultra-high vehicle judgment, and has less harm to vehicles, personnel and equipment; the judgment result is subjected to specific code generation through the switching value acquisition module, the industrial personal computer is matched with vehicle information, the ultrahigh vehicle is automatically intercepted, the danger of the intercepting work is reduced, and the processing of workers is assisted; in addition, a relay is mounted on the power supply, a normally closed end signal is conducted and sent to the voice alarm, and when the power supply fails, a device failure prompt is output, so that the error judgment of the ultrahigh vehicle is reduced.

Drawings

Fig. 1 is a schematic view of the present invention.

Fig. 2 is a schematic circuit diagram of the superelevation determination unit of the present invention.

Fig. 3 is a schematic circuit diagram of the voice alarm of the present invention.

Fig. 4 shows an actual wiring diagram of a circuit in an embodiment of the present invention.

In the figure: the system comprises a height limiting module, a 101-infrared correlation light curtain sensor, a K1-height limiting module normally open contact, a 2-control module, a KM 1-first relay, a KM 2-second relay, a KT 1-time relay, a 3-switching value acquisition module, a 4-power module, a 5-voice alarm, a 501-voice chip, a 502-power amplification module, a 503-loudspeaker, a 6-industrial personal computer, a 7-railing machine and an 8-information board.

Detailed Description

The technical scheme of the invention is further specifically described by the following embodiments and the accompanying drawings.

Example (b): as shown in figure 1, the device for detecting the vehicle superelevation and automatically intercepting comprises a superelevation judging device 9, a voice alarm 5, an industrial personal computer 6, a railing machine 7 and an information board 8, the superelevation judging device 9 comprises a height limiting module 1, a control module 2, a switching value acquisition module 3 and a power supply module 4, the switching value acquisition module 3 is connected with an industrial personal computer 6 through a bus, the industrial personal computer 6 respectively controls a barrier machine 7 and an information board 8 through an industrial personal computer network, the output port of the height limiting module 1 is respectively connected with the two input ports of the control module 2 and the input port of the switching value acquisition module 3, the output ports of the control module 2 comprise an ultrahigh signal output port, a height-limiting fault output port and a power supply fault output port, the three output ports are connected with the voice alarm 5, and the power module 4 is electrically connected with the height limiting module 1 and the control module 2.

As shown in fig. 2, the height limit module 1 in the ultra-high level determiner 9 in this embodiment includes an infrared opposite-emitting light curtain sensor 101 and a normally-open contact K1 controlled by the sensor, one end of the K1 is connected to the positive electrode of the power module 4, and the other end is connected to the control module 3 and the switching value collecting module respectively.

As shown in fig. 2, the control module 2 in the ultra-high determiner 9 in this embodiment includes a first relay KM1, a second relay KM2 and a time relay KT1, a control coil of the first relay KM1 is directly connected to the positive electrode and the negative electrode of the power module 4, a control coil of the second relay KM2 and a control coil of the time relay KT1 are in parallel connection, and are connected to the output terminal of K1 and the negative electrode of the power module 4; two ends of a normally open contact of the second relay KM2 are used as ultrahigh signal output ports, two ends of a time-delay closed normally open contact of the time relay KT1 are used as height-limiting fault output ports, and two ends of a normally closed contact of the height-limiting fault output ports are used as power supply fault output ports.

As shown in fig. 1 or 2, in this embodiment, the switching value acquisition module 3 in the superelevation determiner 9 includes two input ends and a bus port, the two input ends are connected to the output end of the normally open contact K1 of the height limiting module 1 and the negative electrode of the power module 4, and the bus port is connected to the industrial personal computer 7 through a bus; still include the weighting platform software in the industrial computer 7, industrial computer 7 receives the signal of switching value acquisition module 3, matches vehicle information through the weighting platform software, recycles industrial computer network and exports control railing machine 7 and information board 8 respectively.

As shown in fig. 3, in this embodiment voice alarm 5 includes voice chip 501, power amplifier module 502, speaker 503, a plurality of pull-up resistor, high level VCC and ground wire, the one end of the superelevation signal output port, limit for height trouble delivery outlet and power failure delivery outlet of superelevation judger 9 is connected high level VCC after establishing ties pull-up resistor respectively, and the equal ground wire of the other end, still connect the different interfaces of voice chip 501 respectively between the connecting wire of superelevation signal output port, limit for height trouble delivery outlet and power failure delivery outlet and pull-up resistor.

As shown in fig. 3, in this embodiment, the voice chip 501 includes a plurality of IO pins, a power amplifier signal terminal, and a ground terminal, where IO3, IO4, and IO5 in the IO pins are respectively connected to an ultrahigh signal output port, a height-limiting fault output port, and a power fault output port of the ultrahigh determiner and a connection line of a corresponding pull-up resistor; the power amplifier signal end comprises a DACR and a DACL, the power amplifier signal end is connected with a power amplifier module 502, the power amplifier module 502 is connected with a loudspeaker 503, the voice chip 501 judges the level of different pins to output corresponding voice signals, and corresponding voice is broadcasted through the power amplifier module 502 and the loudspeaker 503.

Fig. 4 is a practical wiring diagram of the device of this embodiment, the power module 4 is a 12V dc power supply, the switching value collection module 3 internally adopts a Modbus protocol, the internal interval of the industrial personal computer is 0.2 second, the voltage of the input port of the industrial personal computer is judged, a specific 16-bit code signal code is sent to the industrial personal computer 7 after a conduction level signal is judged, after the signal is acquired, the weighing platform software in the industrial personal computer acquires the code and matches the information of the vehicle, such as the measured weight, the license plate, the number of axles and the like, within 10 seconds, judges whether the vehicle is out of limit or not, simultaneously, the variable information board prompts the vehicle information, if the vehicle drives into an ETC lane, lane ETC software can firstly inquire whether a weighing platform system can normally pass or not, the function of ultrahigh vehicle automatic interception is achieved, the variable information board at the entrance can issue related weighing abnormal information in a linkage mode to advise a driver, and meanwhile, staff are reminded to carry out artificial management and control in a voice prompt mode.

The above-mentioned embodiments, further detailed description of the objects, technical solutions and advantages of the present invention, it should be understood that the above-mentioned embodiments are only specific embodiments of the present invention, and are not intended to limit the present invention, and any modifications, equivalent substitutions, improvements, etc. made within the spirit and principle of the present invention should be included in the scope of the present invention.

Claims

1. The utility model provides a detect device that vehicle superelevation and automatic interception, the device is including superelevation judgement device (9), voice alarm (5), industrial computer (6), barrier machine (7) and information board (8), superelevation judgement device (9) is including limit for height module (1), control module (2), switching value collection module (3) and power module (4), switching value collection module (3) pass through bus connection with industrial computer (6), barrier machine (7) and information board (8) are controlled respectively through the industrial computer network to industrial computer (6), two input ports of control module (2) and the input port of switching value collection module (3) are connected respectively to limit for height module (1) delivery outlet, the delivery outlet of control module (2) includes superelevation signal output port, limit for height trouble delivery outlet and power failure delivery outlet, voice alarm (5) are all connected to three delivery outlet, the power module (4) is electrically connected with the height limiting module (1) and the control module (2).

2. The device for detecting vehicle superelevation and automatically intercepting according to claim 1, wherein the height limit module (1) in the superelevation determiner (9) comprises an infrared opposite-emitting light curtain sensor (101) and a normally open contact K1 controlled by the sensor, one end of the K1 is connected with the anode of the power supply module (4), and the other end is respectively connected with the control module (2) and the switching value acquisition module.

3. The device for detecting the vehicle superelevation and automatically intercepting as claimed in claim 1 or 2, wherein the control module (2) in the superelevation determiner (9) comprises a first relay KM1, a second relay KM2 and a time relay KT1, a control coil of the first relay KM1 is directly connected with a positive electrode and a negative electrode of the power module (4), a control coil of the second relay KM2 and a control coil of the time relay KT1 are in parallel connection, and the control coil is connected with a K1 output end and a negative electrode of the power module (4); two ends of a normally open contact of the second relay KM2 are used as ultrahigh signal output ports, two ends of a time-delay closed normally open contact of the time relay KT1 are used as height-limiting fault output ports, and two ends of a normally closed contact of the height-limiting fault output ports are used as power supply fault output ports.

4. The device for detecting the vehicle superelevation and automatically intercepting according to claim 1 or 2, wherein the switching value acquisition module (3) in the superelevation determiner (9) comprises two input ends and a bus port, the two input ends are connected with the output end of the normally open contact K1 of the height limiting module (1) and the negative electrode of the power supply module (4), and the bus port is connected with the industrial personal computer (6) through a bus; the industrial personal computer (6) receives the signal of the switching value acquisition module (3) to match with vehicle information, and the industrial personal computer outputs and controls the barrier machine (7) and the information board (8) through a network.

5. The device for detecting the superelevation of the vehicle and automatically intercepting the vehicle according to claim 1, wherein the voice alarm (5) comprises a voice chip (501), a power amplifier module (502), a speaker (503), a plurality of pull-up resistors, a high level VCC and a ground wire, one end of the superelevation signal output port, the height-limiting fault output port and the power failure output port of the superelevation determiner (9) are respectively connected with the high level VCC after being connected with the pull-up resistors in series, the other end of the superelevation signal output port, the height-limiting fault output port and the power failure output port are respectively connected with different interfaces of the voice chip (501) between the connection wires of the pull-up resistors.

6. The device for detecting the vehicle superelevation and automatically intercepting as claimed in claim 5, wherein the voice chip (501) comprises a plurality of IO pins, a power amplifier signal terminal, and a ground terminal, wherein IO3, IO4, and IO5 of the IO pins are respectively connected to a superelevation signal output port, a height limit fault output port, and a power failure output port of the superelevation determiner and connecting lines of corresponding pull-up resistors; the power amplifier signal end comprises a DACR and a DACL, the power amplifier signal end is connected with a power amplifier module (502), the power amplifier module (502) is connected with a loudspeaker (503), the voice chip (501) judges the level output of different pins to output corresponding voice signals, and corresponding voice is broadcasted through the power amplifier module (502) and the loudspeaker (503).