CN215755789U - Three-way magnetic induction elevator operation monitoring device - Google Patents
Three-way magnetic induction elevator operation monitoring device Download PDFInfo
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- CN215755789U CN215755789U CN202121458024.3U CN202121458024U CN215755789U CN 215755789 U CN215755789 U CN 215755789U CN 202121458024 U CN202121458024 U CN 202121458024U CN 215755789 U CN215755789 U CN 215755789U
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Abstract
The utility model provides a three-way magnetic induction elevator operation monitoring device, which comprises: an elevator shaft which is arranged according to the running direction of the elevator; the flat-layer magnets are arranged on the inner side wall surface of the elevator trap way; the reset magnet blocks are arranged on the inner side wall surface of the elevator well track and are positioned on the same plane with the flat-layer magnet blocks; monitoring module, its correspondence reset magnet piece, a plurality of flat bed magnet piece with the car of elevator is connected, has the correspondence flat bed magnet piece is from last first magnetic induction sensor, the second magnetic induction sensor who down sets gradually, and corresponds the third magnetic induction sensor that reset magnet piece set up. The utility model has convenient production and assembly and high operation monitoring precision, and the flat layer magnet block and the reset magnet block do not need to be arranged on different trap path wall surfaces, thereby ensuring the high-precision implementation of reset and being convenient for monitoring, installation and maintenance.
Description
Technical Field
The utility model relates to the field of operation monitoring of equipment, in particular to a three-way magnetic induction elevator operation monitoring device.
Background
With the development of science and technology, many devices such as elevators, conveyor belts and the like are integrated into the daily life of consumers; in order to ensure stable operation of the above-mentioned equipment, it is often necessary to perform monitoring of the absolute position and the direction of operation thereof.
Taking elevator operation monitoring as an example, two or more sensors, namely a U-shaped flat sensor and a rolling encoder, are needed for detecting the position and the operation direction in an elevator operation system, the installation is complex, the operation and maintenance cost is high, and data are uploaded to a network in a network cable laying mode. According to the mode, a set of monitoring device is added to the existing elevator, so that the difficulty is high and the cost is high.
Besides, some laser distance measuring modes are adopted, a high-precision laser distance measuring instrument is adopted in the laser distance measuring mode, the laser distance measuring instrument is expensive, the laser distance measuring instrument needs to be farther along with the increase of the floor number and the floor height, and the price is increased. And laser ranging positioning can only be used for equipment which is vertically up and down and is used for elevators, and other equipment such as conveyor belts and the like cannot be used when the equipment is not operated linearly.
SUMMERY OF THE UTILITY MODEL
In view of the above, the present invention has been developed to provide a three-way magnetic induction elevator operation monitoring apparatus that overcomes, or at least partially solves, the above-identified problems.
According to one aspect of the present invention, there is provided a three-way magnetic induction elevator operation monitoring apparatus comprising:
an elevator shaft which is arranged according to the running direction of the elevator;
the flat-layer magnet blocks are arranged on the inner side wall surface of the elevator trap way;
the reset magnet block is arranged on the inner side wall surface of the elevator well track and is positioned on the same plane with the flat-layer magnet blocks;
monitoring module, its correspondence reset magnet piece, a plurality of flat bed magnet piece with the car of elevator is connected, has the correspondence flat bed magnet piece is from last first magnetic induction sensor, the second magnetic induction sensor who down sets gradually, and corresponds the third magnetic induction sensor that reset magnet piece set up.
Preferably, the length of the flat-layer magnet block is greater than or equal to the distance between the first magnetic induction sensor and the second magnetic induction sensor, and is less than the distance between the first magnetic induction sensor and the third magnetic induction sensor.
Preferably, the monitoring module further includes:
the module protective housing is provided with an accommodating space, and the first magnetic induction sensor, the second magnetic induction sensor and the third magnetic induction sensor are arranged in the accommodating space.
Preferably, the monitoring module further includes:
a microcontroller connected with the first magnetic induction sensor, the second magnetic induction sensor and the third magnetic induction sensor.
Preferably, the first magnetic induction sensor, the second magnetic induction sensor and the third magnetic induction sensor are hall sensors.
Preferably, a movable baffle capable of shielding the third magnetic induction sensor is further arranged on the module protective shell;
the flapper is controlled to move by the microcontroller.
Preferably, the movable baffle is a magnetic isolation baffle.
Preferably, the three-way magnetic induction elevator operation monitoring device further comprises an LoRa wireless communication module, and the LoRa wireless communication module is connected with the microcontroller.
Preferably, the LoRa wireless communication module includes an LoRa wireless transceiver chip, an antenna, and a power stabilizing module for providing a stable voltage to the LoRa wireless transceiver chip;
the power supply stabilizing module is connected with a VCC end of the LoRa wireless transceiver chip, and the antenna is connected with an RFIO end of the LoRa wireless transceiver chip;
and the output end of the microprocessor is connected and communicated with the asynchronous transceiver of the LoRa wireless transceiver chip.
Preferably, the power stabilizing module comprises an LDO regulator;
the VIN end of LDO stabiliser with USB power supply interface connects, the VOUT of LDO stabiliser with the VCC end of the wireless transceiver chip of loRa is connected.
The utility model has the beneficial effects that: the utility model has reasonable and ingenious structural design, convenient production and assembly and high operation monitoring precision, the flat layer magnet block and the reset magnet block are not required to be arranged on the wall surfaces of different trap ways, the controller drives the movable baffle to move and change the shielding state of the third magnetic induction sensor, the high-precision implementation of reset is ensured, and the monitoring, the installation and the maintenance are convenient; the receiving and shaping module receives pulse signals collected by the first magnetic induction sensor and the second magnetic induction sensor, shapes the pulse signals into square wave signals and outputs the square wave signals to the microcontroller, and the microcontroller calculates the ascending/descending/static state of the elevator car according to the signal processing logic; the microcontroller receives the induction signal acquired by the third magnetic induction sensor and calculates the reset state of the elevator car; the monitoring of the absolute position and the running direction of the elevator car is realized; the LoRa wireless communication module is used for transmitting wireless signals, networking communication with the open land as long as 3-5 km can be achieved, network cables do not need to be laid, the transmission distance is long, and the anti-interference capability is high; manual operation is not needed, the labor cost is reduced, and the overall measurement performance and safety are not affected; in addition, the problem that due to the fact that the sizes and installation modes of the baffles of the elevators of various types of brands are different, if the baffles are too short or the extension depth is not enough, the installation is difficult due to the scheme that two paths of photoelectricity are matched with one path of magnetic induction is solved without depending on the original baffles of the elevators; moreover, the space occupation of the reset magnet block is smaller than that of the target blocking piece, and through the design, the limitation of the installation position is greatly reduced, and the reset magnet block has higher sensitivity.
The foregoing description is only an overview of the technical solutions of the present invention, and the embodiments of the present invention are described below in order to make the technical means of the present invention more clearly understood and to make the above and other objects, features, and advantages of the present invention more clearly understandable.
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, 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 the drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a three-way magnetic induction elevator operation monitoring device in an embodiment of the utility model;
FIG. 2 is an enlarged view of a portion of FIG. 1;
FIG. 3 is an exploded view of a monitoring module according to an embodiment of the present invention;
FIG. 4 is a circuit schematic of a receive shaping module in an embodiment of the utility model;
FIG. 5 is a first magnetic induction sensor, a second magnetic induction sensor, a third magnetic induction sensor in an embodiment of the present invention;
fig. 6 is a schematic circuit diagram of an LoRa wireless communication module according to an embodiment 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.
Referring to fig. 1-6, according to another aspect of the present invention, an embodiment of the present invention provides a three-way magnetic induction elevator operation monitoring apparatus, including:
an elevator hoistway 1 provided according to an elevator traveling direction;
the flat-layer magnets 2 are arranged on the inner side wall surface of the elevator well track 1;
the reset magnet block 3 is arranged on the inner side wall surface of the elevator well track 1 and is positioned on the same plane with the flat-layer magnet blocks 2;
Specifically, a reset magnet block 3 and a plurality of flat-layer magnet blocks 2 are fixed on the inner side wall surface of the elevator well track 1, and a magnetic monitoring module 4 is connected with a car 5 of the elevator; the device is not limited to the application scenes of the elevator, and can be used in the application scenes of a conveyor belt and the like; for example, in the operation monitoring of an elevator, a plurality of flat-layer magnet blocks 2 are disposed on the inner side wall surface of an elevator hoistway 1 one by one for each layer, a reset magnet block 3 is disposed on the inner side wall surface of the elevator hoistway 1 at least on one layer, and a monitoring module 4 is fixed to an elevator car 56.
The three-way magnetic induction elevator operation monitoring device identifies the state of the flat-layer magnet block 2 through the first magnetic induction sensor 41 and the second magnetic induction sensor 42, whether the state is ascending, descending or static, and the number of layers where the elevator is located is calculated by combining the microcontroller, so that the monitoring of the absolute position and the operation direction of the monitored equipment is realized.
The position of the reset magnet 3 is generally set on the sidewall surface of the first floor of the hoistway 1, but not limited to the first floor, and any other floor may be provided, and when the third magnetic sensor 43 recognizes the reset magnet 3, a signal is provided to the microprocessor to reset the initial information of the floor.
And finally, the microprocessor transmits the calculated data to display equipment for display, or transmits the data to an app or application software of a user mobile terminal or a PC terminal for implementing monitoring data, thereby realizing the operation measurement monitoring without manual operation, providing very convenient monitoring experience for the user, and effectively reducing the manual operation cost.
In another preferred embodiment, the microprocessor is connected with the display device in a wired or wireless manner; when in wired connection, the microprocessor directly transmits the data to the display equipment for display; and during wireless connection, the microprocessor transmits the calculated data to the wireless communication module and transmits the data to the display equipment for display through the wireless communication module.
Further, the wireless communication module is a LoRa wireless communication module.
Preferably, the length of the flat-layer magnet block 2 is greater than or equal to the distance between the first magnetic induction sensor 41 and the second magnetic induction sensor 42, and is less than the distance between the first magnetic induction sensor 41 and the third magnetic induction sensor 43.
Specifically, only when the length of the flat-layer magnet block 2 is greater than or equal to the distances between the first magnetic induction sensor 41 and the second magnetic induction sensor 42 and less than the distances between the first magnetic induction sensor 41 and the third magnetic induction sensor 43, the first magnetic induction sensor 41 and the second magnetic induction sensor 42 can be in a state in which the flat-layer magnet block 2 can be identified at the same time, and the third magnetic induction sensor 43 is not interfered by the flat-layer magnet block 2.
Preferably, the monitoring module 4 further includes:
the module protection shell is provided with an accommodating space, and the first magnetic induction sensor 41, the second magnetic induction sensor 42 and the third magnetic induction sensor 43 are arranged in the accommodating space.
Preferably, the monitoring module 4 further includes:
a microcontroller connected to the first magnetic induction sensor 41, the second magnetic induction sensor 42 and the third magnetic induction sensor 43.
Specifically, the first magnetic induction sensor 41 and the second magnetic induction sensor 42 which are arranged in sequence from top to bottom corresponding to the flat-layer magnet block 2 are used for obtaining two sets of data; first magnetic induction sensor 41, second magnetic induction sensor 42 are the magnetic induction switch, and the disconnection when sensing magnet, microcontroller adopt the interrupt mode to carry out real-time processing to the A, B two sets of signals that first magnetic induction sensor 41, second magnetic induction sensor 42 obtained, and its signal processing logic is: triggering the microcontroller to interrupt when the signal A changes from high level to low level, and recording once uplink when the signal B is read to be low level; and when the signal B changes from high level to low level, the microcontroller is triggered to interrupt, and when the signal A is read to be low level, the downlink is recorded once. In addition, when the continue read A, B signal is all low, the recording device is stationary.
If the flat-layer magnet block 2 is fixed on the elevator car 5, the monitoring module 4 is fixed on the inner side wall surface of the elevator well track 1, and the signal processing logic is as follows: triggering the microcontroller to interrupt when the signal A changes from high level to low level, and recording one-time downlink when the signal B is read to be low level; when the signal B changes from high level to low level, the microcontroller is triggered to interrupt, and when the signal A is read to be low level, the uplink is recorded once. In addition, when the continue read A, B signal is all low, the recording device is stationary.
It should be noted that when the first magnetic induction sensor 41 and the second magnetic induction sensor 42 sense the flat-layer magnet block 2, an interrupt signal is sent to the microcontroller, and the A, B signal is at a low level, whereas the A, B signal is at a high level.
Further, the number of the following receiving and shaping modules may be 2, and the receiving and shaping modules are respectively connected to the first magnetic induction sensor 41 and the second magnetic induction sensor 42; or 1, the signals of the first magnetic induction sensor 41 and the second magnetic induction sensor 42 are acquired in sequence and output to different input pins of the microcontroller from different output ends.
Preferably, the first magnetic induction sensor 41, the second magnetic induction sensor 42, and the third magnetic induction sensor 43 are hall sensors U3.
Specifically, the hall sensor U3 is model MT 1322A.
Preferably, a movable baffle 44 capable of shielding the third magnetic induction sensor 43 is further arranged on the module protective shell;
the flapper 44 is moved under the control of the microcontroller.
Specifically, a movable baffle 44 capable of shielding the third magnetic induction sensor 43 is arranged on the module protective shell, and when the first magnetic induction sensor 41 and the second magnetic induction sensor 42 both identify the flat-layer magnet block 2, the microcontroller controls the movable baffle 44 to move, so that the shielding of the third magnetic induction sensor 43 is removed; at this time, if the third magnetic induction sensor 43 senses the reset magnet block 3, a signal is provided to the microprocessor to reset the initial information of the floor.
Preferably, the movable baffle 44 is a magnetic isolation baffle.
Further, the magnetism isolating baffle is made of silicon steel; the interference caused by the far-end magnetic field of the flat-layer magnet block 2 can be effectively reduced, and the induction disorder of the third magnetic induction sensor 43 can be avoided.
Further, still include:
and the input end of the receiving and shaping module is connected with the first magnetic induction sensor 41, the second magnetic induction sensor 42 and the third magnetic induction sensor 43, and the output end of the receiving and shaping module is connected with different input pins of the microcontroller.
The receiving and shaping module is used for receiving pulse signals collected by the first magnetic induction sensor 41, the second magnetic induction sensor 42 and the third magnetic induction sensor 43, shaping the pulse signals into square wave signals and outputting the square wave signals to the microcontroller; the microcontroller calculates the reset state of the monitored equipment according to the signal processing logic and then transmits the reset state to the display equipment for display, so that the method has the advantages of no need of manual operation, reduced labor cost, simple structure, convenient production and assembly and no influence on the overall measurement performance and safety.
Further, the receive shaping module includes:
a pin connector P2 for connecting with the first magnetic induction sensor 41, the second magnetic induction sensor 42, and the third magnetic induction sensor 43;
and an input end of the pulse receiving and shaping circuit is connected with the pin connector P2, and an output end of the pulse receiving and shaping circuit is connected with the microcontroller, so that pulse signals collected by the first magnetic induction sensor 41, the second magnetic induction sensor 42 and the third magnetic induction sensor 43 are shaped into square wave signals and then are output to the microcontroller.
Further, the pulse shaping circuit includes:
a voltage comparator U1A, the inverting input terminal of which is connected to the pin connector P2 and the output terminal of which is connected to the microcontroller;
the output end of the voltage comparator U1A is further connected to the non-inverting input end of the voltage comparator U1A.
Specifically, the conversion of the pulse signal and the square wave signal is realized by the voltage comparator U1A and a peripheral circuit thereof. The voltage comparator U1A is model LM 393D.
Further, the output terminal of the voltage comparator U1A is connected to the timer input pin of the microcontroller.
Specifically, the timer of the microcontroller can time and count, and the utility model utilizes the counting function of the timer in the microcontroller to sample and calculate the square wave signal and calculate the uplink/downlink/reset state of the monitored equipment.
Furthermore, the module protective housing is made of metal aluminum and is well grounded, so that interference of external signals is effectively shielded.
In addition, further, the microcontroller adopts FIFO, that is, a first-in first-out buffer is adopted, the operation data collected within 5 seconds is buffered, and the operation data is output once every 5 seconds, so that the data bandwidth is reduced, and the communication accuracy is ensured.
Preferably, the three-way magnetic induction elevator operation monitoring device further comprises an LoRa wireless communication module, and the LoRa wireless communication module is connected with the microcontroller.
Preferably, the LoRa wireless communication module includes an LoRa wireless transceiver chip U1, an antenna, and a power stabilizing module for providing a stable voltage to the LoRa wireless transceiver chip U1;
the power supply stabilizing module is connected with a VCC end of the LoRa wireless transceiver chip U1, and the antenna is connected with an RFIO end of the LoRa wireless transceiver chip U1;
and the output end of the microprocessor is connected and communicated with an asynchronous transceiver of the LoRa wireless transceiver chip U1.
Preferably, the power stabilization module comprises an LDO regulator U2;
the VIN end of LDO stabiliser U2 with USB power supply interface connects, the VOUT of LDO stabiliser U2 with the VCC end of LoRa wireless transceiver chip U1 is connected.
Specifically, the LDO regulator U2 is configured to output a stable 3.3V voltage to the LoRa wireless transceiver chip U1 after stabilizing the voltage of the input voltage. The model of the LDO voltage regulator U2 is XC6228D332 MR-G.
The LoRa wireless communication module is used for transmitting wireless signals, networking communication with the open land as long as 3-5 km can be achieved, network cables do not need to be laid, the transmission distance is long, and the anti-interference capability is high; manual operation is not needed, the labor cost is reduced, and the overall measurement performance and safety are not affected; in addition, LoRa wireless communication module, monitoring module 42, microprocessor all integrate modularly in the protection casing, need not complicated circuit wiring for the installation, maintain the replacement process simple and convenient, provide more convenient experience for the user and experience the impression.
Assuming that each floor is provided with a flat magnet block 2, a monitoring module 4 is fixed on an elevator car 5, and a target baffle 4 is arranged in an application scene of the first floor; when the magnetic induction device is used, the first magnetic induction sensor 41 and the second magnetic induction sensor 42 acquire A, B two groups of signals according to the position state of the flat-layer magnet block 2, and the signals are shaped by the receiving and shaping module and then sent to different input pins of the microcontroller. The microcontroller adopts an interrupt mode to process A, B two groups of signals acquired by the flat-layer magnet block 2 in real time, and the signal processing logic is as follows: triggering the microcontroller to interrupt when the signal A changes from high level to low level, and recording once uplink when the signal B is read to be low level; and when the signal B changes from high level to low level, the microcontroller is triggered to interrupt, and when the signal A is read to be low level, the downlink is recorded once. In addition, when the signals are continuously read A, B and are all low level, the recording device is still, and the controller drives the movable baffle 44 to move, so that the shielding of the third magnetic induction sensor 43 is removed; at this time, if the third magnetic induction sensor 43 senses the reset magnet block 3, a signal is provided to the microprocessor to reset the initial information of the floor. And finally, the microprocessor sends the monitored data information and the control instruction to an asynchronous transceiver of the LoRa wireless transceiver chip U1 through a UART serial port, and the data information and the control instruction are transmitted and transmitted to the air through an antenna after being processed by the LoRa wireless transceiver chip U1. And the monitoring data is transmitted to the app or application software of the user mobile terminal or the PC terminal through the LoRa wireless communication module to implement the monitoring data. The method realizes the operation measurement monitoring without manual operation, and the network communication is automatically connected after the system is started without manual operation.
The utility model has reasonable and ingenious structural design, convenient production and assembly and high operation monitoring precision, the flat layer magnet block 2 and the reset magnet block 3 are not required to be arranged on different trap path wall surfaces, the controller drives the movable baffle 44 to move and change the shielding state of the third magnetic induction sensor 43, the high-precision implementation of reset is ensured, and the monitoring, the installation and the maintenance are convenient; the receiving and shaping module receives the pulse signals collected by the first magnetic induction sensor 41 and the second magnetic induction sensor 42, shapes the pulse signals into square wave signals and outputs the square wave signals to the microcontroller, and the microcontroller calculates the ascending/descending/static state of the elevator car 5 according to the signal processing logic; the microcontroller receives the induction signal acquired by the third magnetic induction sensor 43 and calculates the reset state of the elevator car 5; the monitoring of the absolute position and the running direction of the elevator car 5 is realized; the LoRa wireless communication module is used for transmitting wireless signals, networking communication with the open land as long as 3-5 km can be achieved, network cables do not need to be laid, the transmission distance is long, and the anti-interference capability is high; manual operation is not needed, the labor cost is reduced, and the overall measurement performance and safety are not affected; in addition, the problem that due to the fact that the sizes and installation modes of the baffles of the elevators of various types of brands are different, if the baffles are too short or the extension depth is not enough, the installation is difficult due to the scheme that two paths of photoelectricity are matched with one path of magnetic induction is solved without depending on the original baffles of the elevators; moreover, the space occupation of the reset magnet block 3 is smaller than that of the target blocking piece, and through the design, the limitation of the installation position is greatly reduced, and the reset magnet block has higher sensitivity.
Those of ordinary skill in the art will appreciate that the elements and algorithm steps of the examples described in connection with the embodiments disclosed herein may be embodied in electronic hardware, computer software, or combinations of both, and that the components and steps of the examples have been described in a functional general in the foregoing description for the purpose of illustrating clearly the interchangeability of hardware and software. Whether such functionality is implemented as hardware or software depends upon the particular application and design constraints imposed on the implementation. Skilled artisans may implement the described functionality in varying ways for each particular application, but such implementation decisions should not be interpreted as causing a departure from the scope of the present invention.
It is clear to those skilled in the art that, for convenience and brevity of description, the specific working processes of the above-described systems, apparatuses and units may refer to the corresponding processes in the foregoing method embodiments, and are not described herein again.
In the several embodiments provided in the present application, it should be understood that the disclosed system, apparatus and method may be implemented in other ways. For example, the above-described apparatus embodiments are merely illustrative, and for example, the division of the units is only one logical division, and other divisions may be realized in practice, for example, a plurality of units or components may be combined or integrated into another system, or some features may be omitted, or not executed. In addition, the shown or discussed mutual coupling or direct coupling or communication connection may be an indirect coupling or communication connection through some interfaces, devices or units, and may also be an electric, mechanical or other form of connection.
The units described as separate parts may or may not be physically separate, and parts displayed as units may or may not be physical units, may be located in one place, or may be distributed on a plurality of network units. Some or all of the units can be selected according to actual needs to achieve the purpose of the solution of the embodiment of the present invention.
The principle and the implementation mode of the utility model are explained by applying specific embodiments in the utility model, and the description of the embodiments is only used for helping to understand the method and the core idea of the utility model; meanwhile, for a person skilled in the art, according to the idea of the present invention, there may be variations in the specific embodiments and the application scope, and in summary, the content of the present specification should not be construed as a limitation to the present invention.
Claims (10)
1. A three-way magnetic induction elevator operation monitoring device, comprising:
an elevator shaft which is arranged according to the running direction of the elevator;
the flat-layer magnet blocks are arranged on the inner side wall surface of the elevator trap way;
the reset magnet block is arranged on the inner side wall surface of the elevator well track and is positioned on the same plane with the flat-layer magnet blocks;
monitoring module, its correspondence reset magnet piece, a plurality of flat bed magnet piece with the car of elevator is connected, has the correspondence flat bed magnet piece is from last first magnetic induction sensor, the second magnetic induction sensor who down sets gradually, and corresponds the third magnetic induction sensor that reset magnet piece set up.
2. The three-way magnetic induction elevator operation monitoring device of claim 1, wherein the length of the flat layer magnet block is greater than or equal to the distance between the first and second magnetic induction sensors and less than the distance between the first and third magnetic induction sensors.
3. The three-way magnetic induction elevator operation monitoring device of claim 1, wherein the monitoring module further comprises:
the module protective housing is provided with an accommodating space, and the first magnetic induction sensor, the second magnetic induction sensor and the third magnetic induction sensor are arranged in the accommodating space.
4. The three-way magnetic induction elevator operation monitoring device of claim 3, wherein the monitoring module further comprises:
a microcontroller connected with the first magnetic induction sensor, the second magnetic induction sensor and the third magnetic induction sensor.
5. The three-way magnetic induction elevator operation monitoring device of claim 3, wherein the first magnetic induction sensor, the second magnetic induction sensor, and the third magnetic induction sensor are Hall sensors.
6. The three-way magnetic induction elevator operation monitoring device according to claim 4, wherein a movable baffle capable of shielding the third magnetic induction sensor is further arranged on the module protective case;
the flapper is controlled to move by the microcontroller.
7. The three-way magnetic induction elevator operation monitoring device of claim 6, wherein the movable barrier is a magnetic barrier.
8. The three-way magnetic induction elevator operation monitoring device of claim 4, further comprising a LoRa wireless communication module, the LoRa wireless communication module being connected to the microcontroller.
9. The three-way magnetic induction elevator operation monitoring device according to claim 8, wherein the LoRa wireless communication module comprises an LoRa wireless transceiver chip, an antenna, and a power stabilizing module for providing a stabilized voltage to the LoRa wireless transceiver chip;
the power supply stabilizing module is connected with a VCC end of the LoRa wireless transceiver chip, and the antenna is connected with an RFIO end of the LoRa wireless transceiver chip;
and the output end of the microprocessor is connected and communicated with the asynchronous transceiver of the LoRa wireless transceiver chip.
10. The three-way magnetic induction elevator operation monitoring device of claim 9, wherein the power stabilization module comprises an LDO regulator;
the VIN end of LDO stabiliser with USB power supply interface connects, the VOUT of LDO stabiliser with the VCC end of the wireless transceiver chip of loRa is connected.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202121458024.3U CN215755789U (en) | 2021-06-29 | 2021-06-29 | Three-way magnetic induction elevator operation monitoring device |
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| CN202121458024.3U CN215755789U (en) | 2021-06-29 | 2021-06-29 | Three-way magnetic induction elevator operation monitoring device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115947193A (en) * | 2022-11-21 | 2023-04-11 | 伟龙意程智能科技(江苏)有限公司 | Novel elevator flat bed photoelectric sensor |
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2021
- 2021-06-29 CN CN202121458024.3U patent/CN215755789U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115947193A (en) * | 2022-11-21 | 2023-04-11 | 伟龙意程智能科技(江苏)有限公司 | Novel elevator flat bed photoelectric sensor |
| CN115947193B (en) * | 2022-11-21 | 2023-09-01 | 伟龙意程智能科技(江苏)有限公司 | Elevator flat layer photoelectric sensor |
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