CN216051962U - Novel state detection and fault processing circuit of engineering equipment - Google Patents

Abstract

The utility model provides a novel state detection and fault processing circuit of engineering equipment, which comprises a control unit core circuit, a power supply control circuit, a program downloading circuit, a light detection circuit and a fault processing circuit. The control unit detects the working state of the engineering equipment through the color sensor in the light detection circuit according to the color change of the state indicator lamp of the engineering equipment, and when a fault occurs, the control unit can automatically process or inform a specially-assigned person to remove the fault on site through the fault processing circuit in time, so that the condition that the fault is not removed for a long time after the engineering equipment fails is avoided.

Description

Novel state detection and fault processing circuit of engineering equipment

Technical Field

The utility model relates to the technical field of engineering equipment detection, in particular to a novel state detection and fault processing circuit of engineering equipment.

Background

The engineering equipment generally refers to electric equipment used for engineering construction, such as routers, switches, NVR network video recorders, DVR digital hard disk recorders, signal lamp controllers and the like. These equipment all possess the LED pilot lamp generally and instruct its operating condition, if normal work, the work pilot lamp will be green, if the trouble appears, the trouble pilot lamp will be red.

When the engineering equipment fails, the equipment is not in real-time monitoring, and although the color of the indicator light changes when the engineering equipment fails, the indicator light cannot be found by workers in time, so that the corresponding engineering equipment cannot be cleared, and the normal operation of the engineering equipment is seriously influenced.

SUMMERY OF THE UTILITY MODEL

In view of the problems pointed out in the background art, the present invention provides a novel status detection and fault handling circuit for engineering equipment.

The technical scheme of the utility model is realized as follows:

a novel state detection and fault processing circuit of engineering equipment is characterized by comprising a control unit core circuit, a power supply control circuit, a program downloading circuit, a light detection circuit and a fault processing circuit.

Preferably, the light detection circuit includes a color sensor, and the light detection circuit includes a recorder light detection circuit, a temperature abnormality light detection circuit, and other module light detection circuits, the color sensor of the recorder light detection circuit being close to the recorder status indicator light, the color sensor of the temperature abnormality light detection circuit being close to the temperature indicator light, and the other module light detection circuit being close to the other module indicator light.

Preferably, the fault processing circuit comprises a video recorder fault processing circuit, a temperature abnormity fault processing circuit and other module fault processing circuits;

the video recorder fault processing circuit comprises a shutdown and restart circuit, the shutdown and restart circuit comprises a triode and a relay circuit, the input end of the shutdown and restart circuit is electrically connected with the core circuit of the control unit, and the output end of the shutdown and restart circuit is electrically connected with the video recorder;

the temperature abnormity fault processing circuit comprises a field effect tube, wherein the grid electrode of the field effect tube is electrically connected with the core circuit of the control unit, the source electrode of the field effect tube is grounded, and the drain electrode of the field effect tube is electrically connected with the radiator;

the other module fault processing circuit comprises a conversion chip, the conversion chip is electrically connected with the core circuit of the control unit, the conversion chip is electrically connected with a data interface connector, and the data interface connector is electrically connected with the communication module.

In conclusion, the beneficial effects of the utility model are as follows:

the control unit detects the working state of the engineering equipment through the color sensor in the light detection circuit according to the color change of the state indicator lamp of the engineering equipment, and when a fault occurs, the control unit can automatically process or inform a specially-assigned person to remove the fault on site through the fault processing circuit in time, so that the condition that the fault is not removed for a long time after the engineering equipment fails is avoided.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a schematic diagram of a core circuit of a control unit according to the present invention;

FIG. 2 is a schematic diagram of the power control circuit of the present invention;

FIG. 3 is a schematic diagram of a photodetection circuit of the present invention;

FIG. 4 is a schematic diagram of a video recorder fault handling circuit of the present invention;

FIG. 5 is a schematic diagram of a temperature anomaly fault handling circuit of the present invention;

fig. 6 is a schematic diagram of another module fault handling circuit of the present invention.

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.

The utility model is described below with reference to fig. 1-6:

a novel state detection and fault processing circuit of engineering equipment is based on a novel state detection and fault processing method of the engineering equipment and comprises a control unit core circuit, a power supply control circuit, a program downloading circuit, a light detection circuit and a fault processing circuit. The optical detection circuit comprises a video recorder optical detection circuit, a temperature abnormal optical detection circuit and other module optical detection circuits; the fault processing circuit comprises a video recorder fault processing circuit, a temperature abnormity fault processing circuit and other module fault processing circuits.

When designing a novel state detection and fault processing circuit of engineering equipment, the method is designed based on a method, and comprises the following steps:

s1, the control unit controls the work operation of the engineering equipment and the status indicator lamp of the engineering equipment, wherein the status indicator lamp of the engineering equipment refers to a normal work or fault two-in-one indicator lamp, when the normal work is carried out, the indicator lamp is green, and when the fault is caused, the indicator lamp is red.

S2, using the light of the engineering equipment state indicator lamp in the step S1 as an input signal of light detection to detect the working state of the engineering equipment; if the engineering equipment breaks down, the corresponding indicator light can change from green to red, and the change is detected by light detection.

S3, in the light detection process, converting light color input into frequency waveform output;

s4, taking the output signal of the step S3 as an input signal for controlling fault processing; the color change is detected by the light detection and is sent to the control unit, and the control unit sends out a fault processing instruction.

And S5, in fault treatment, performing video recorder fault treatment, temperature abnormity fault treatment and other fault treatment.

As shown in fig. 3, the light detecting circuit includes a color sensor, which is a chip TCS230, whose port S0 and port S1 select proportional values of waveforms, whose port S2 and port S3 select different color light detecting matrices, whose port OE is low potential, and whose port OUT outputs a corresponding frequency waveform and is electrically connected to the control unit. The optical detection circuit comprises a video recorder optical detection circuit, a temperature abnormal optical detection circuit and other module optical detection circuits, wherein a color sensor of the video recorder optical detection circuit is close to a video recorder state indicator lamp, the color sensor of the temperature abnormal optical detection circuit is close to the temperature indicator lamp, other module optical detection circuits are close to other module indicator lamps, here, the other module indicator lamps indicate that when the working state of corresponding modules needs to be monitored, the indicator lamps of the modules are connected with one optical detection circuit.

As shown in fig. 1, the core circuit of the control unit adopts a single chip microcomputer serial chip STC11FXX, the chip STC11FXX controls the light detection input setting or setting value of the chip TCS230, and the output of the frequency waveform of the control chip TCS230 is used to control the operation of the fault processing circuit.

As shown in fig. 2, in the power supply control circuit, the power supply voltage VCC is output through a power plug or a three-in-one interface socket and a voltage regulator, and the input voltage of 12-24V can be converted into the power supply voltage VCC of 5V or 3.3V.

When the recorder light detection circuit detects that the recorder is in a fault state, the recorder fault processing circuit is used for carrying out fault processing, as shown in fig. 4. Specifically, video cassette recorder fault treatment circuit is including closing restart circuit, and close restart circuit includes triode and relay circuit, and video cassette recorder light detection circuit passes to the control unit with the signal of video cassette recorder trouble, and the control unit core circuit is connected with the input electricity of closing restart circuit, and the output that closes restart circuit is connected with the video cassette recorder electricity to it can the troubleshooting to close restart the video cassette recorder.

When the temperature anomaly light detection circuit detects temperature anomaly, the temperature anomaly fault processing circuit is adopted to process the temperature anomaly, as shown in fig. 5. Specifically, the temperature anomaly fault processing circuit comprises a field effect tube, the temperature anomaly light detection circuit transmits a temperature anomaly signal to the control unit, the control unit is connected with a grid electrode of the field effect tube, a drain electrode of the field effect tube is electrically connected with the radiator, and a source electrode of the field effect tube is grounded, so that the radiator works to actively radiate heat.

When the other module state detection circuit detects a fault of the other module, the other module fault processing circuit is used for processing the fault, as shown in fig. 6. Specifically, the other module fault processing circuit includes a conversion chip, the conversion chip is set as a MAX232 chip, the other module state detection circuit transmits a fault signal of the other module to the control unit, the control unit is electrically connected with the MAX232 chip, the MAX232 chip is electrically connected with the data interface connector, and the data interface connector is set as a DB9 data interface connector; when other abnormal faults occur, the DB9 data interface connector can be electrically connected with the communication module through the RS232 serial port or the TTL232 serial port and reports the fault problem to an after-sale center so as to arrange the staff to get to the site to remove the fault in time. The other module failure processing circuit also serves as a program downloading circuit.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.

Claims (2)

1. A novel state detection and fault processing circuit of engineering equipment is characterized by comprising a control unit core circuit, a power supply control circuit, a program downloading circuit, a light detection circuit and a fault processing circuit;

the light detection circuit comprises a color sensor, the light detection circuit comprises a video recorder light detection circuit, a temperature abnormal light detection circuit and other module light detection circuits, the color sensor of the video recorder light detection circuit is close to a video recorder state indicator light, the color sensor of the temperature abnormal light detection circuit is close to a temperature indicator light, and the other module light detection circuits are close to other module indicator lights.

2. The novel state detection and fault handling circuit of engineering equipment as claimed in claim 1, wherein said fault handling circuit comprises a video recorder fault handling circuit, a temperature anomaly fault handling circuit and other module fault handling circuits;

the video recorder fault processing circuit comprises a shutdown and restart circuit, the shutdown and restart circuit comprises a triode and a relay circuit, the input end of the shutdown and restart circuit is electrically connected with the core circuit of the control unit, and the output end of the shutdown and restart circuit is electrically connected with the video recorder;

the temperature abnormity fault processing circuit comprises a field effect tube, wherein the grid electrode of the field effect tube is electrically connected with the core circuit of the control unit, the source electrode of the field effect tube is grounded, and the drain electrode of the field effect tube is electrically connected with the radiator;

the other module fault processing circuit comprises a conversion chip, the conversion chip is electrically connected with the core circuit of the control unit, the conversion chip is electrically connected with a data interface connector, and the data interface connector is electrically connected with the communication module.

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