CN214541026U - High-speed ETC gateway lifter fault alarm - Google Patents

Abstract

The utility model discloses a high-speed ETC floodgate way lifter fault alarm belongs to the electron technical field. The utility model mainly adopts a photoelectric proximity switch sensor and a 555 integrated circuit, and designs a high-speed ETC gateway lifter fault alarm in a combined manner, when the photoelectric proximity switch detects that an ECT gateway has no passing vehicles and the lifter exceeds a certain time without falling, an LED lamp in the alarm will flash to remind a worker to check the ETC gateway lifter equipment fault in time; with this utility model be applied to high-speed ETC floodgate way lifter fault detection, enable the staff in time to discover the equipment trouble problem, and then promote the efficiency of high-speed fortune pipe company solution problem.

Description

High-speed ETC gateway lifter fault alarm

Technical Field

The utility model discloses a high-speed ETC floodgate way lifter fault alarm belongs to the electron technical field.

Background

Because ETC system's high efficiency is convenient, can realize unmanned on duty and accomplish automatically and detain the expense, greatly practiced thrift cost of labor and administrative cost. However, with the large-area popularization of the ETC gateway on the highway nationwide, the failures of the ETC gateway are increased, the failure that the lifting rod does not drop after the vehicle drives away from the gateway is common, and if the failure that the lifting rod does not drop can not be found in time, other social vehicles are easy to borrow the gateway to drive away from the highway under the condition of not paying fees, and further certain economic loss is brought to a highway management company. Therefore, it is necessary to design a high-speed ETC gate lifter fault alarm, when the photoelectric proximity switch detects that there is no passing vehicle in the ECT gate and the lifter does not fall after a certain time, the high-brightness LED lamp in the alarm will flash to remind the staff to check the equipment fault of the ETC gate lifter in time.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a high-speed ETC floodgate way lifter fault alarm to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides a high-speed ETC floodgate way lifter fault alarm, characterized by: the circuit of the alarm comprises photoelectric proximity switch sensors U1 and U2, a 555 integrated circuit U3, diodes D1 and D2, a light emitting diode LED1, a triode Q1, capacitors C1 and C2 and resistors R1-R5, wherein 3 pins of the photoelectric proximity switch sensors U1 and U2 are connected with +12V, 1 pin is grounded, 2 pins of the photoelectric proximity switch sensors U1 are connected with the cathode of the diode D1, and 2 pins of the photoelectric proximity switch sensors U2 are connected with the cathode of the diode D2; a pin 4 of a 555 integrated circuit U3 is connected with one end of a resistor R1, the anode of a capacitor C1, the anodes of diodes D1 and D2, a pin 2 and a pin 6 are connected with the anode of a capacitor C2 and one end of a resistor R3, a pin 7 is connected with the other end of the resistor R3 and one end of the resistor R2, a pin 3 is connected with one end of a resistor R4, the other ends of a pin 8, the resistor R1 and the resistor R2 are connected with +12V, and the cathodes of the pin 1, the capacitor C1 and the capacitor C2 are grounded; the base electrode of the triode Q1 is connected with the other end of the resistor R4, the collector electrode is connected with the negative electrode of the light emitting diode LED1, the emitter electrode is grounded, the anode electrode of the light emitting diode LED1 is connected with one end of the resistor R5, and the other end of the resistor R5 is connected with + 12V; the photoelectric proximity switch sensors U1 and U2 adopt E3F-DS300C 4.

The utility model has the advantages that: the utility model provides a high-speed ETC floodgate way lifter fault alarm is applied to kind of high-speed ETC floodgate way lifter fault detection with it, utilizes the photoelectricity proximity switch sensor to detect that ETC floodgate does not have vehicle and lifter and when exceeding the certain time and not falling the pole, high bright LED lamp in this alarm will flash, reminds the staff in time to investigate ETC floodgate way lifter equipment trouble.

Drawings

FIG. 1 is a schematic diagram of a high speed ETC gateway lifter malfunction alarm.

Detailed Description

The technical solution of the present patent will be described in further detail with reference to the following embodiments.

As shown in figure 1, the high-speed ETC gateway lifter fault alarm is characterized in that: the circuit of the alarm comprises photoelectric proximity switch sensors U1 and U2, a 555 integrated circuit U3, diodes D1 and D2, a light emitting diode LED1, a triode Q1, capacitors C1 and C2 and resistors R1-R5, wherein 3 pins of the photoelectric proximity switch sensors U1 and U2 are connected with +12V, 1 pin is grounded, 2 pins of the photoelectric proximity switch sensors U1 are connected with the cathode of the diode D1, and 2 pins of the photoelectric proximity switch sensors U2 are connected with the cathode of the diode D2; a pin 4 of a 555 integrated circuit U3 is connected with one end of a resistor R1, the anode of a capacitor C1, the anodes of diodes D1 and D2, a pin 2 and a pin 6 are connected with the anode of a capacitor C2 and one end of a resistor R3, a pin 7 is connected with the other end of the resistor R3 and one end of the resistor R2, a pin 3 is connected with one end of a resistor R4, the other ends of a pin 8, the resistor R1 and the resistor R2 are connected with +12V, and the cathodes of the pin 1, the capacitor C1 and the capacitor C2 are grounded; the base electrode of the triode Q1 is connected with the other end of the resistor R4, the collector electrode is connected with the negative electrode of the light emitting diode LED1, the emitter electrode is grounded, the anode electrode of the light emitting diode LED1 is connected with one end of the resistor R5, and the other end of the resistor R5 is connected with + 12V; the photoelectric proximity switch sensors U1 and U2 adopt E3F-DS300C 4.

The detection distance of the photoelectric proximity switch sensor E3F-DS300C4 is adjustable within the range of 10-300 CM, and the working voltage range is 6-36V. The technical idea of the alarm is as follows: the photoelectric proximity switch sensor U1 is arranged right below the gate way lifting rod, an induction head of the photoelectric proximity switch sensor U1 vertically faces upwards and is aligned with the gate way lifting rod, the detection distance of the photoelectric proximity switch sensor U1 is adjusted, after the gate way lifting rod normally falls down, the photoelectric proximity switch sensor U1 outputs low level, otherwise, when the gate way lifting rod is lifted, the photoelectric proximity switch sensor U1 outputs high level; the photoelectric proximity switch sensor U2 is horizontally arranged and faces a vehicle passing gate, and the detection distance of the photoelectric proximity switch sensor U2 is adjusted, so that the photoelectric proximity switch sensor U2 outputs a low level when a vehicle is in the gate, and conversely, the photoelectric proximity switch sensor U2 outputs a high level when no vehicle is in the gate; a 555 integrated circuit U3, a capacitor C2, a resistor R2 and a resistor R3 form an oscillator, and the oscillation frequency is about 6 Hz; the resistor R1 and the capacitor C1 form an RC delay circuit, and the delay length is about 10 seconds.

When the gate lifting rod does not fall down and no passing vehicle exists in the gate, 2 pins of the photoelectric proximity switch sensors U1 and U2 both output high levels close to +12V, so that diodes D1 and D2 have non-conduction conditions, at the moment, a +12V power supply charges a capacitor C1 through a resistor R1, after nearly ten seconds, the voltage at two ends of a capacitor C1 approaches +12V power supply voltage, 4 pins of a 555 integrated circuit U3 obtain high levels, an oscillator formed by the 555 integrated circuit U3, the capacitor C2, a resistor R2 and a resistor R3 starts to normally work, 3 pins of the oscillator output pulse waveforms of about 6Hz, a triode Q1 is driven to work in a switching state through the resistor R4, and a light emitting diode LED1 flickers to remind workers of timely handling the problem of the lifting rod fault; when a vehicle passes through the gateway, the photoelectric proximity switch sensor U2 outputs a low level, 4 pins of the 555 integrated circuit U3 are pulled down to a low level through the diode D2, the 555 integrated circuit U3 works in a reset state, 3 pins of the 555 integrated circuit U3 output a low level, the triode Q1 works in a cut-off state through the resistor R4, and the light emitting diode LED1 is not bright; when the gate lifting rod normally falls down, the photoelectric proximity switch sensor U1 outputs a low level, 4 pins of the 555 integrated circuit U3 are pulled down to a low level through the diode D1, the 555 integrated circuit U3 works in a reset state, 3 pins of the 555 integrated circuit U3 output a low level, the triode Q1 works in a cut-off state through the resistor R4, and the light emitting diode LED1 is not bright. Therefore, only under the condition that the gateway lifting rod does not fall down and no passing vehicle exists in the gateway, after about ten seconds, the light emitting diode LED1 begins to flicker to remind the staff to timely deal with the problem of the lifting rod fault.

Claims (1)

1. The utility model provides a high-speed ETC floodgate way lifter fault alarm, characterized by: the circuit of the alarm comprises photoelectric proximity switch sensors U1 and U2, a 555 integrated circuit U3, diodes D1 and D2, a light emitting diode LED1, a triode Q1, capacitors C1 and C2 and resistors R1-R5, wherein 3 pins of the photoelectric proximity switch sensors U1 and U2 are connected with +12V, 1 pin is grounded, 2 pins of the photoelectric proximity switch sensors U1 are connected with the cathode of the diode D1, and 2 pins of the photoelectric proximity switch sensors U2 are connected with the cathode of the diode D2; a pin 4 of a 555 integrated circuit U3 is connected with one end of a resistor R1, the anode of a capacitor C1, the anodes of diodes D1 and D2, a pin 2 and a pin 6 are connected with the anode of a capacitor C2 and one end of a resistor R3, a pin 7 is connected with the other end of the resistor R3 and one end of the resistor R2, a pin 3 is connected with one end of a resistor R4, the other ends of a pin 8, the resistor R1 and the resistor R2 are connected with +12V, and the cathodes of the pin 1, the capacitor C1 and the capacitor C2 are grounded; the base electrode of the triode Q1 is connected with the other end of the resistor R4, the collector electrode is connected with the negative electrode of the light emitting diode LED1, the emitter electrode is grounded, the anode electrode of the light emitting diode LED1 is connected with one end of the resistor R5, and the other end of the resistor R5 is connected with + 12V; the photoelectric proximity switch sensors U1 and U2 adopt E3F-DS300C 4.

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