CN218491216U - Elevator fault self-diagnosis system - Google Patents
Elevator fault self-diagnosis system Download PDFInfo
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- CN218491216U CN218491216U CN202220952641.7U CN202220952641U CN218491216U CN 218491216 U CN218491216 U CN 218491216U CN 202220952641 U CN202220952641 U CN 202220952641U CN 218491216 U CN218491216 U CN 218491216U
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- 238000002955 isolation Methods 0.000 claims abstract description 173
- 238000001514 detection method Methods 0.000 claims abstract description 33
- 238000004891 communication Methods 0.000 claims abstract description 13
- 230000005693 optoelectronics Effects 0.000 claims description 65
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Abstract
The patent of the utility model provides an elevator trouble is from diagnostic system discloses an elevator trouble is from diagnostic system circuit and is included sensor, detection circuitry, photoelectric isolation circuit, control circuit and communication circuit, computer lab controller, GPRS network and the host computer of the multichannel detection elevator operational aspect that the order electricity is connected. Adopt multiple detection means, not only detectable elevator is stranded, still can detect elevator lift orbit trouble, elevator switch door trouble, elevator flat bed stops scheduling problem, the sensor detects the signal, carry out the analysis processing back through control circuit, and report to the police to the computer lab controller in real time through communication circuit, communication circuit can report to the police to a plurality of cell-phone numbers simultaneously, and signal and the data transmission to the host computer through the GPRS network with the computer lab controller, look up statistics through the terminal computer of host computer and removal end cell-phone, thereby satisfy the requirement of the trouble self-diagnosis of high quality elevator in complicated reality environment.
Description
Technical Field
The utility model relates to an elevator trouble is from diagnostic technical field, concretely relates to elevator trouble is from diagnostic system.
Background
Along with the development of national economy, modern building floor is higher and higher, and the elevator has become one of our life work in necessary partly, and in the face of the surge of elevator quantity, elevator safety is vital, and traditional elevator fault detection means is single, detects the trouble singleness, mostly detects elevator trapping to the trouble, and the elevator falls, trouble harm such as malfunctioning is more dangerous.
SUMMERY OF THE UTILITY MODEL
The utility model overcomes prior art's is not enough, the utility model discloses a multiple detection means, not only detectable elevator sleeps people, still can detect elevator lift orbit trouble, elevator switch door trouble, the elevator flat bed stops the scheduling problem, the sensor detects the signal, carry out the analysis processing back through control circuit, and report to the police to the computer lab controller in real time through communication circuit, communication circuit can report to the police to a plurality of cell-phone numbers simultaneously, and signal and data transmission to the host computer with the computer lab controller through the GPRS network, look up statistics through the terminal computer of host computer and removal end cell-phone, the utility model discloses an in some implementation modes, the following technical scheme of accessible realizes:
the utility model discloses an elevator trouble is from diagnostic system, the sensor, detection circuitry, photoelectric isolation circuit, control circuit and communication circuit, computer lab controller, GPRS network and the host computer of the multichannel detection elevator operational aspect that is connected by the configuration order electricity.
Further, the sensors comprise a position sensor arranged on a guide rail of the guide system, an overspeed detection sensor arranged on a traction motor of the electric traction system, an upper leveling sensor and a lower leveling sensor arranged on a leveling device of the electric control system, a door opening and closing sensor and a human body sensor arranged on a door opening machine of a door system of the electric control system, and an upper limit sensor and a lower limit sensor arranged on a car body of the car system.
Further, the position sensor, the overspeed detection sensor, the upper leveling sensor, the lower leveling sensor, the door switch sensor, the human body sensor, the upper limit sensor and the lower limit sensor are respectively electrically connected with the detection circuit.
Further, the machine room controller is electrically connected with the short message alarm circuit.
Further, the upper computer comprises a terminal computer and a mobile terminal mobile phone which are respectively connected with the GPRS network.
Furthermore, 8 paths of IN0 interfaces of the sensor are respectively connected with the detection circuit, 8 paths of corresponding output signal pins OUT of the detection circuit are connected with 8 paths of IN1 interfaces of the photoelectric isolation circuit, and 8 paths of IN2 interfaces of the photoelectric isolation circuit are respectively connected with a group of 8 paths of IO interfaces of the control circuit.
Further, the position sensor is an infrared sensor.
In the scheme, the position sensor is arranged on the guide rail of the guide system, and the guide system has the main function of limiting the freedom degree of movement of the car and the counterweight, so that the car can only do lifting movement along the guide rail, and the position sensor detects the movement.
Further, the overspeed detection sensor is a magnetic control proximity switch.
In the scheme, the overspeed detection sensor and the magnetic control proximity switch are arranged on the traction motor of the electric traction system to detect the rotating speed of the traction wheel.
Furthermore, the upper leveling sensor and the lower leveling sensor adopt photoelectric switches.
Among the above-mentioned scheme, the elevator stops at a station, and the deviation of car sill plane and landing door sill plane on the vertical direction is generally less than 30mm, can judge whether the elevator is flat when stopping at a station through installing at the planar lower flat bed sensor of car sill and installing the last flat bed sensor on the sedan-chair top of car, and when the car moves from top to bottom, the flat bed sensor also moves along with the car. The flat-layer light-isolating plate is installed on a well wall corresponding to the flat-layer position of each landing, the flat-layer light-isolating plate is inserted into the sensor to shield infrared light of the electronic photoelectric sensor, and therefore the level output by the sensor changes and is collected by the car data collector.
And only when the light isolation plate simultaneously blocks 2 flat sensors, the control chip of the control circuit analyzes and generates a signal for normal operation of the flat layer to the machine room controller, otherwise, the control chip of the control circuit analyzes and generates an alarm signal to the machine room controller.
In addition, through the sequence of the successive conduction of the upper and lower leveling sensors, a control chip of the control circuit can judge whether the elevator is ascending or descending, and whether the requirement from a low floor to a high floor or from the high floor to the low floor is met.
Further, the door switch sensor adopts a magnetic switch.
Among the above-mentioned scheme, door switch sensor is magnetic control switch installs on elevator door system door operator promptly, and a side door installation strong magnet when this strong magnet is close to magnetic control switch, produces switching signal, simple to operate, when control circuit control opens the door at every turn, must receive behind the switching signal promptly to accomplish promptly and close the door, just can carry out elevator up-and-down motion.
Further, the human body sensor adopts a ceiling type human body inductive switch.
In the scheme, the automatic control product based on the infrared technology detects the change of the infrared spectrum of a human body by the special sensor when the human body enters the sensing range of the switch, the switch is automatically switched on, the human body does not leave and moves, and the switch is continuously switched on; and after the person leaves, the switch automatically turns off the load in a delayed manner, and further, the upper limit sensor and the lower limit sensor adopt magnetic control switches.
Furthermore, the upper limit sensor and the lower limit sensor adopt magnetic control switches.
In the above scheme, the magnetic control switch is installed to the top limit sensor promptly on elevator car, and the magnetic control switch is installed to the bottom limit sensor promptly on elevator car promptly, presses the strong magnet in corresponding position on the well wall, produces switching signal promptly when this strong magnet is close to the magnetic control switch, simple to operate, when control circuit control opens the door at every turn, must satisfy top limit sensor and bottom limit sensor and all on corresponding position, could control chip send the signal of opening the door.
Further, the photoelectric isolation circuit adopts a photoelectric isolation chip, and the photoelectric isolation circuit comprises a light emitting diode D1, a resistor R2 and a photoelectric isolation chip J1; resistance R1 termination power 12V, the first set of optoelectronic isolation high pressure side collecting electrode of another termination optoelectronic isolation chip J1, the first set of optoelectronic isolation high pressure side emitter ground of optoelectronic isolation chip J1, emitting diode D1 positive pole power connection, connect at the first set of optoelectronic isolation high pressure side collecting electrode of optoelectronic isolation chip J1 behind the negative pole series resistance R2, optoelectronic isolation chip J1 optoelectronic isolation high pressure side collecting electrode is as signal input part, and the positive as signal output part of low pressure side, low pressure side negative pole ground.
In the above scheme, the optoelectronic isolation chip J1 uses the optoelectronic isolation high-voltage side collector as a signal input terminal, the low-voltage side anode as a signal output terminal, and the low-voltage side cathode is grounded.
The light emitting diode D1 is used as an indicator light for normal work of the sensor, the resistor R2 performs current-limiting protection on the indicator light, and the resistor R1 performs current-limiting protection on a first group of photoelectric isolation low-voltage sides of the photoelectric isolation chip J1.
The utility model discloses a sensor, including photoelectric isolation chip J1, resistance R3, another termination photoelectric isolation chip J1 second group photoelectric isolation high pressure side collecting electrode, photoelectric isolation chip J1 second group photoelectric isolation high pressure side emitter ground, emitting diode D2 positive pole power connection, negative pole series resistance R4 back connect at photoelectric isolation chip J1 second group photoelectric isolation high pressure side collecting electrode, emitting diode D1 is as the pilot lamp of sensor normal work, and resistance R4 carries out current-limiting protection to the pilot lamp, and resistance R3 carries out current-limiting protection to photoelectric isolation chip J1 second group photoelectric isolation low pressure side.
Resistance R5 termination power 12V, another termination optoelectronic isolation chip J1 third group optoelectronic isolation high pressure side collecting electrode, optoelectronic isolation chip J1 third group optoelectronic isolation high pressure side projecting pole ground connection, emitting diode D3 positive pole power connection, connect at optoelectronic isolation chip J1 third group optoelectronic isolation high pressure side collecting electrode behind the negative pole series resistance R6, emitting diode D3 carries out current-limiting protection as the pilot lamp of sensor normal work, and resistance R6 carries out current-limiting protection to the pilot lamp, and resistance R5 carries out current-limiting protection to optoelectronic isolation chip J1 third group optoelectronic isolation low pressure side.
One end of the resistor R7 is connected with a power supply 12V, the other end of the resistor R7 is connected with a fourth group of photoelectric isolation high-voltage side collector electrodes of the photoelectric isolation chip J1, a fourth group of photoelectric isolation high-voltage side emitter electrodes of the photoelectric isolation chip J1 are grounded, the anode of the light emitting diode D4 is connected with the power supply, the cathode of the resistor R8 is connected with the fourth group of photoelectric isolation high-voltage side collector electrodes of the photoelectric isolation chip J1 in series, the light emitting diode D4 serves as an indicator lamp for normal work of the sensor, the resistor R8 carries out current-limiting protection on the indicator lamp, and the resistor R7 carries out current-limiting protection on the fourth group of photoelectric isolation low-voltage side of the photoelectric isolation chip J1.
The utility model discloses a photoelectric isolation chip, including photoelectric isolation chip J1, resistor R9, another termination photoelectric isolation chip J1 fifth group photoelectric isolation high pressure side collecting electrode, photoelectric isolation chip J1 fifth group photoelectric isolation high pressure side emitter ground, emitting diode D5 anodal power connection, negative pole series resistance R10 back connect photoelectric isolation chip J1 fifth group photoelectric isolation high pressure side collecting electrode, and emitting diode D5 is as the pilot lamp of sensor normal work, and resistor R10 carries out current-limiting protection to the pilot lamp, and resistor R9 carries out current-limiting protection to photoelectric isolation chip J1 fifth group photoelectric isolation low pressure side.
The utility model discloses a sensor, including photoelectric isolation chip J1, resistor R11, photoelectric isolation chip J1 sixth group photoelectric isolation high-voltage side collecting electrode, photoelectric isolation chip J1 sixth group photoelectric isolation high-voltage side emitter ground connection, emitting diode D6 positive pole power, negative pole series resistance R12 back connect photoelectric isolation chip J1 sixth group photoelectric isolation high-voltage side collecting electrode, emitting diode D6 is as the pilot lamp of sensor normal work, and resistor R12 carries out current-limiting protection to the pilot lamp, and resistor R11 carries out current-limiting protection to photoelectric isolation chip J1 sixth group photoelectric isolation low-voltage side.
One end of the resistor R13 is connected with a power supply 12V, the other end of the resistor R13 is connected with a seventh group of photoelectric isolation high-voltage side collector of the photoelectric isolation chip J1, a seventh group of photoelectric isolation high-voltage side emitter of the photoelectric isolation chip J1 is grounded, the anode of the light emitting diode D7 is connected with the power supply, the cathode of the resistor R14 is connected with the seventh group of photoelectric isolation high-voltage side collector of the photoelectric isolation chip J1 after being connected with the resistor R14 in series, the light emitting diode D7 serves as an indicator lamp for normal work of the sensor, the resistor R14 carries out current-limiting protection on the indicator lamp, and the resistor R13 carries out current-limiting protection on the seventh group of photoelectric isolation low-voltage side of the photoelectric isolation chip J1.
The utility model discloses a photoelectric isolation chip, including photoelectric isolation chip J1 eighth group photoelectric isolation high-voltage side collector, resistor R15 termination power supply 12V, another termination photoelectric isolation chip J1 eighth group photoelectric isolation high-voltage side emitter ground, emitting diode D8 anodal power connection, the negative pole is connected behind the series resistance R16 and is connect photoelectric isolation chip J1 eighth group photoelectric isolation high-voltage side collector, and emitting diode D8 is as the pilot lamp of sensor normal work, and resistor R16 carries out current-limiting protection to the pilot lamp, and resistor R15 carries out current-limiting protection to photoelectric isolation chip J1 eighth group photoelectric isolation low-voltage side.
Because above-mentioned technical scheme compares with prior art, the technical scheme of the utility model possess following beneficial effect at least:
1. the utility model discloses elevator trouble is from diagnostic system passes through the hardware realization to elevator trouble self-diagnostic function, and main control chip adopts the singlechip, so the precision is higher, has characteristics such as the circuit is simple again, stability is good, the interference killing feature is strong, the integrated level is high.
2. The utility model discloses elevator trouble is from diagnostic system because the circuit is simple, so the small and exquisite flexibility of actual production can be according to the nimble use of concrete building elevator.
3. The utility model discloses elevator trouble self-diagnosis system adopts multiple detection means, and not only detectable elevator is stranded the people, still can detect elevator lift orbit trouble, elevator switch door trouble, elevator flat bed stop scheduling problem.
4. The utility model discloses elevator trouble is from diagnostic system, sensor detect signal, carry out the analysis and treatment back through control circuit to report to the police in real time to the computer lab controller through communication circuit.
5. The utility model discloses elevator trouble is from diagnostic system, and communication circuit can report to the police to a plurality of cell-phone numbers.
6. The utility model discloses elevator trouble is from diagnostic system transmits the signal and the data of computer lab controller to the host computer through the GPRS network, looks up the statistics through the terminal computer of host computer and removal end cell-phone.
Drawings
The features, objects, and advantages of the present invention will become more apparent from the description taken in conjunction with the accompanying drawings, which are incorporated herein and constitute a system of the invention, illustrating embodiments consistent with the present invention and together with the description, serve to explain the principles of the invention.
FIG. 1 is a circuit diagram of the system of the present invention;
fig. 2 is a circuit diagram of the optoelectronic isolation circuit of the present invention.
Detailed Description
The present invention will be described in detail with reference to preferred embodiments as examples. Example embodiments may, however, be embodied in many different forms and should not be construed as limited to the examples set forth herein; rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the concept of example embodiments to those skilled in the art, but it will be understood by those skilled in the art that the following description is only illustrative of and describes some preferred embodiments, and does not limit the scope of the present invention.
The following describes embodiments of the present invention:
the utility model discloses an elevator trouble is from diagnostic system, the multichannel that is connected by the order electricity of configuration detects the sensor 1, detection circuitry 2, photoelectric isolation circuit 3, control circuit 4 and communication circuit 5, computer lab controller 6, GPRS network 7 and host computer 9 of elevator operational aspect.
In one embodiment, the sensors 1 comprise a position sensor arranged on a guide rail of the guide system, an overspeed detection sensor arranged on a traction motor of the electric traction system, an upper leveling sensor and a lower leveling sensor arranged on a leveling device of the electric control system, a door opening and closing sensor and a human body sensor arranged on an opening machine of a door system of the electric control system, and an upper limit sensor and a lower limit sensor arranged on a car body of the car system.
In one embodiment, the position sensor, the overspeed detection sensor, the upper floor sensor, the lower floor sensor, the door switch sensor, the body sensor, the upper limit sensor, and the lower limit sensor are electrically connected to the detection circuit 2, respectively.
In one embodiment, the machine room controller 6 is electrically connected with the short message alarm circuit 8; the upper computer 9 comprises a terminal computer and a mobile terminal mobile phone and is respectively connected with the GPRS network 7; wherein 8 paths of IN0 interfaces of the sensor 1 are respectively connected with the detection circuit 2, 8 paths of corresponding output signal pins OUT of the detection circuit 2 are connected with 8 paths of IN1 interfaces of the photoelectric isolation circuit 3, and 8 paths of IN2 interfaces of the photoelectric isolation circuit 3 are respectively connected with a group of 8 paths of IO interfaces of the control circuit 4.
In one embodiment, the position sensor is an infrared sensor.
In the above embodiments, the position sensor is mounted on the guide rail of the guide system, and the main function of the guide system is to limit the freedom of movement of the car and the counterweight, so that the car can only move up and down along the guide rail, and the position sensor detects the movement.
In one embodiment, the overspeed detection sensor employs a magnetically controlled proximity switch.
In the above embodiment, the overspeed detection sensor and the magnetically controlled proximity switch mounted on the traction motor of the electric traction system detect the rotation speed of the traction sheave.
In one embodiment, the upper and lower level sensors employ photoelectric switches.
In the above embodiment, after the elevator arrives at a station and stops, the deviation between the plane of the car sill and the plane of the landing sill in the vertical direction is generally less than 30mm, whether the elevator is flat or not in the stop can be judged through the lower flat sensor arranged on the plane of the car sill and the upper flat sensor arranged on the car top of the car, and when the car runs up and down, the flat sensor also moves along with the car. The flat-layer light-isolating plate is installed on a well wall corresponding to the flat-layer position of each landing, the flat-layer light-isolating plate is inserted into the sensor to shield infrared light of the electronic photoelectric sensor, and therefore the level output by the sensor changes and is collected by the car data collector.
And only when the light isolation plate simultaneously blocks 2 flat sensors, the control chip of the control circuit analyzes and generates a signal for normal operation of the flat layer to the machine room controller, otherwise, the control chip of the control circuit analyzes and generates an alarm signal to the machine room controller.
In addition, through the sequence of the successive conduction of the upper and lower leveling sensors, a control chip of the control circuit can judge whether the elevator is ascending or descending, and whether the requirement from a low floor to a high floor or from the high floor to the low floor is met.
In one embodiment, the door switch sensor is a magnetic switch.
In the above embodiment, door switch sensor is magnetic switch installs on elevator door system door opening machine, and a strong magnet is installed to a door, and when this strong magnet was close to magnetic switch, production switching signal, simple to operate when control circuit control opens the door at every turn, must receive behind the switching signal promptly to accomplish and close the door promptly, could carry out elevator up-and-down motion.
In one embodiment, the body sensor is a ceiling-mounted body sensing switch.
In the embodiment, the automatic control product based on the infrared technology has the advantages that when a person enters the sensing range of the switch, the special sensor detects the change of the infrared spectrum of the human body, the switch is automatically connected with a load, the person does not leave and moves, and the switch is continuously connected; the switch automatically turns off the load in a delayed way after the person leaves, and in one embodiment, the upper limit sensor and the lower limit sensor adopt magnetic control switches.
In one embodiment, the upper limit sensor and the lower limit sensor are magnetically controlled switches.
In the above embodiment, the upper limit sensor, namely the magnetic control switch, is installed at the highest position on the elevator car, the lower limit sensor, namely the magnetic control switch, is installed at the lowest position on the elevator car, the strong magnet is pressed at the corresponding position on the wall of the hoistway, and when the strong magnet is close to the magnetic control switch, a switch signal is generated.
In one embodiment, the optoelectronic isolation circuit 3 is an optoelectronic isolation chip, wherein the optoelectronic isolation circuit includes a light emitting diode D1, a resistor R2, and an optoelectronic isolation chip J1; wherein resistance R1 termination power supply 12V, another termination optoelectronic isolation chip J1 first group optoelectronic isolation high pressure side collecting electrode, wherein optoelectronic isolation chip J1 first group optoelectronic isolation high pressure side emitter ground, wherein emitting diode D1 positive pole is connected with the power, connect at optoelectronic isolation chip J1 first group optoelectronic isolation high pressure side collecting electrode behind the negative pole series resistance R2, wherein optoelectronic isolation chip J1 optoelectronic isolation high pressure side collecting electrode is as signal input end, the positive pole of low pressure side is as signal output end, low pressure side negative pole ground connection.
In the above embodiment, the optoelectronic isolation chip J1 optoelectronic isolates the high-voltage side collector as a signal input terminal, the low-voltage side anode as a signal output terminal, and the low-voltage side cathode is grounded.
The light emitting diode D1 is used as an indicator light for normal work of the sensor, the resistor R2 performs current-limiting protection on the indicator light, and the resistor R1 performs current-limiting protection on a first group of photoelectric isolation low-voltage sides of the photoelectric isolation chip J1.
One end of the resistor R3 is connected with a power supply 12V, the other end of the resistor R3 is connected with a second group of photoelectric isolation high-voltage side collecting electrodes of the photoelectric isolation chip J1, the second group of photoelectric isolation high-voltage side emitting electrodes of the photoelectric isolation chip J1 are grounded, the anode of the light emitting diode D2 is connected with the power supply, the cathode of the resistor R4 is connected with the second group of photoelectric isolation high-voltage side collecting electrodes of the photoelectric isolation chip J1 in series, the light emitting diode D1 serves as an indicator lamp for normal work of the sensor, the resistor R4 carries out current limiting protection on the indicator lamp, and the resistor R3 carries out current limiting protection on the second group of photoelectric isolation low-voltage side of the photoelectric isolation chip J1.
Wherein resistance R5 termination power 12V, another termination optoelectronic isolation chip J1 third group optoelectronic isolation high pressure side collecting electrode, wherein optoelectronic isolation chip J1 third group optoelectronic isolation high pressure side emitter ground connection, wherein emitting diode D3 positive pole is connected with the power, connect at optoelectronic isolation chip J1 third group optoelectronic isolation high pressure side collecting electrode behind the negative pole series resistance R6, emitting diode D3 is as the pilot lamp of sensor normal work, resistance R6 carries out current-limiting protection to the pilot lamp, resistance R5 carries out current-limiting protection to optoelectronic isolation chip J1 third group optoelectronic isolation low pressure side.
One end of the resistor R7 is connected with a power supply 12V, the other end of the resistor R7 is connected with a fourth group of photoelectric isolation high-voltage side collector of the photoelectric isolation chip J1, the fourth group of photoelectric isolation high-voltage side emitter of the photoelectric isolation chip J1 is grounded, the anode of the light emitting diode D4 is connected with the power supply, the cathode of the resistor R8 is connected with the fourth group of photoelectric isolation high-voltage side collector of the photoelectric isolation chip J1 in series, the light emitting diode D4 is used as an indicator lamp for normal work of the sensor, the resistor R8 carries out current-limiting protection on the indicator lamp, and the resistor R7 carries out current-limiting protection on the fourth group of photoelectric isolation low-voltage side of the photoelectric isolation chip J1.
Wherein a termination 12V of resistance R9, another termination optoelectronic isolation chip J1 fifth group optoelectronic isolation high pressure side collecting electrode, wherein optoelectronic isolation chip J1 fifth group optoelectronic isolation high pressure side emitter ground, wherein emitting diode D5 anodal power connection, connect the optoelectronic isolation chip J1 fifth group optoelectronic isolation high pressure side collecting electrode behind the resistance R10 in series of negative pole, emitting diode D5 is as the pilot lamp of sensor normal work, resistance R10 carries out current-limiting protection to the pilot lamp, resistance R9 carries out current-limiting protection to optoelectronic isolation chip J1 fifth group optoelectronic isolation low pressure side.
One end of the resistor R11 is connected with a power supply 12V, the other end of the resistor R11 is connected with a sixth photoelectric isolation high-voltage side collector of the photoelectric isolation chip J1, an emitter of the sixth photoelectric isolation high-voltage side of the photoelectric isolation chip J1 is grounded, the anode of the light emitting diode D6 is connected with the power supply, the cathode of the resistor R12 is connected with the sixth photoelectric isolation high-voltage side collector of the photoelectric isolation chip J1 in series, the light emitting diode D6 serves as an indicator lamp for normal work of the sensor, the resistor R12 carries out current-limiting protection on the indicator lamp, and the resistor R11 carries out current-limiting protection on the sixth photoelectric isolation low-voltage side of the photoelectric isolation chip J1.
One end of the resistor R13 is connected with a power supply 12V, the other end of the resistor R13 is connected with a seventh group of photoelectric isolation high-voltage side collector of the photoelectric isolation chip J1, an emitter of the seventh group of photoelectric isolation high-voltage side of the photoelectric isolation chip J1 is grounded, the anode of the light emitting diode D7 is connected with the power supply, the cathode of the resistor R14 is connected with the seventh group of photoelectric isolation high-voltage side collector of the photoelectric isolation chip J1 after being connected with the resistor R14 in series, the light emitting diode D7 serves as an indicator lamp for normal work of the sensor, the resistor R14 carries out current-limiting protection on the indicator lamp, and the resistor R13 carries out current-limiting protection on the seventh group of photoelectric isolation low-voltage side of the photoelectric isolation chip J1.
Wherein resistance R15 termination power 12V, another termination optoelectronic isolation chip J1 eighth group optoelectronic isolation high pressure side collecting electrode, wherein optoelectronic isolation chip J1 eighth group optoelectronic isolation high pressure side emitter ground, wherein emitting diode D8 anodal power connection, connect the optoelectronic isolation chip J1 eighth group optoelectronic isolation high pressure side collecting electrode behind the resistance R16 of negative pole series connection, emitting diode D8 is as the pilot lamp of sensor normal work, resistance R16 carries out current-limiting protection to the pilot lamp, resistance R15 carries out current-limiting protection to optoelectronic isolation chip J1 eighth group optoelectronic isolation low pressure side.
The utility model discloses there are sensor, detection circuitry, photoelectric isolation circuit, control circuit and communication circuit, computer lab controller, GPRS network and the host computer of the multichannel detection elevator operational aspect that the order electricity is connected. Adopt multiple detection means, not only detectable elevator is stranded, still can detect elevator lift orbit trouble, elevator switch door trouble, elevator flat bed stops scheduling problem, the sensor detects the signal, carry out the analysis processing back through control circuit, and report to the police to the computer lab controller in real time through communication circuit, communication circuit can report to the police to a plurality of cell-phone numbers simultaneously, and signal and the data transmission to the host computer through the GPRS network with the computer lab controller, look up statistics through the terminal computer of host computer and removal end cell-phone, thereby satisfy the requirement of the trouble self-diagnosis of high quality elevator in complicated reality environment.
The present invention has been described in detail with reference to the accompanying drawings, which illustrate specific embodiments of an elevator fault self-diagnosis system. It will be understood by those skilled in the art, however, that the foregoing descriptions are merely illustrative of and descriptive of certain embodiments and that no limitation on the scope of the invention, especially the scope of the claims, is intended.
Claims (8)
1. An elevator fault self-diagnosis system is characterized in that the elevator fault self-diagnosis system is provided with a plurality of sensors (1) for detecting the running condition of an elevator, a detection circuit (2), a photoelectric isolation circuit (3), a control circuit (4), a communication circuit (5), a machine room controller (6), a GPRS network (7) and an upper computer (9), which are sequentially and electrically connected;
the sensor (1) comprises a position sensor arranged on a guide rail of a guide system, an overspeed detection sensor arranged on a traction motor of an electric traction system, an upper leveling sensor and a lower leveling sensor arranged on a leveling device of an electric control system, a door opening and closing sensor and a human body sensor arranged on a door opening machine of a door system of the electric control system, and an upper limit sensor and a lower limit sensor arranged on a car body of a car system;
the position sensor, the overspeed detection sensor, the upper leveling sensor, the lower leveling sensor, the door switch sensor, the human body sensor, the upper limit sensor and the lower limit sensor are respectively and electrically connected with the detection circuit (2);
the machine room controller (6) is electrically connected with the short message alarm circuit (8);
the upper computer (9) comprises a terminal computer and a mobile terminal mobile phone and is respectively connected with the GPRS network (7);
8 paths of IN0 interfaces of the sensor (1) are respectively connected with the detection circuit (2), 8 paths of corresponding output signal pins OUT of the detection circuit (2) are connected with 8 paths of IN1 interfaces of the photoelectric isolation circuit (3), and 8 paths of IN2 interfaces of the photoelectric isolation circuit (3) are respectively connected with a group of 8 paths of IO interfaces of the control circuit (4).
2. The elevator fault self-diagnosis system according to claim 1, wherein the position sensor employs an infrared sensor.
3. The elevator fault self-diagnosis system according to claim 1, wherein the overspeed detection sensor employs a magnetically controlled proximity switch.
4. The elevator fault self-diagnosis system according to claim 1, wherein the upper and lower level sensors employ photoelectric switches.
5. The elevator fault self-diagnosis system according to claim 1, wherein the door switch sensor employs a magnetic switch.
6. The elevator fault self-diagnosis system according to claim 1, wherein the body sensor employs a ceiling type body sensing switch.
7. The elevator fault self-diagnosis system according to claim 1, wherein the upper limit sensor and the lower limit sensor employ a magnetic switch.
8. The elevator fault self-diagnosis system according to claim 1, wherein the photoelectric isolation circuit (3) adopts a photoelectric isolation chip, and comprises a light emitting diode D1, a resistor R2 and a photoelectric isolation chip J1; resistance R1 termination power 12V, the first set of optoelectronic isolation high pressure side collecting electrode of another termination optoelectronic isolation chip J1, the first set of optoelectronic isolation high pressure side emitter ground of optoelectronic isolation chip J1, emitting diode D1 positive pole power connection, connect at the first set of optoelectronic isolation high pressure side collecting electrode of optoelectronic isolation chip J1 behind the negative series resistance R2, optoelectronic isolation chip J1 optoelectronic isolation high pressure side collecting electrode is as signal input part, and the positive as signal output part of low pressure side, low pressure side negative pole ground.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220952641.7U CN218491216U (en) | 2022-04-24 | 2022-04-24 | Elevator fault self-diagnosis system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220952641.7U CN218491216U (en) | 2022-04-24 | 2022-04-24 | Elevator fault self-diagnosis system |
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| Publication Number | Publication Date |
|---|---|
| CN218491216U true CN218491216U (en) | 2023-02-17 |
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|---|---|---|---|
| CN202220952641.7U Active CN218491216U (en) | 2022-04-24 | 2022-04-24 | Elevator fault self-diagnosis system |
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| CN (1) | CN218491216U (en) |
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2022
- 2022-04-24 CN CN202220952641.7U patent/CN218491216U/en active Active
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