CN212779369U - Modularized diagnosis system and device for equipment running state - Google Patents
Modularized diagnosis system and device for equipment running state Download PDFInfo
- Publication number
- CN212779369U CN212779369U CN202022077080.4U CN202022077080U CN212779369U CN 212779369 U CN212779369 U CN 212779369U CN 202022077080 U CN202022077080 U CN 202022077080U CN 212779369 U CN212779369 U CN 212779369U
- Authority
- CN
- China
- Prior art keywords
- signal
- equipment
- unit
- module
- submodule
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
Abstract
The utility model discloses a module diagnostic system and device of equipment running state belongs to equipment state monitoring technology field, and the system is including data acquisition unit, signal preprocessing unit, the control unit and the alarm unit who connects in order, data acquisition unit is used for the rotational speed, acceleration, the speedy signal of collection equipment. The utility model discloses an acceleration, speed, the envelope signal of equipment carry out many-sided monitoring to the operating condition of equipment, and the monitoring is comprehensive and can further guarantee the diagnosis degree of accuracy, and whole process is intelligent completely, convenient and fast, and monitoring efficiency is high.
Description
Technical Field
The utility model relates to an equipment state monitoring technology field relates to an equipment running state's module diagnostic system, especially relates to a module diagnostic system and device suitable for rotating machinery equipment's equipment running state.
Background
The world's earliest countries in which device diagnostic techniques were developed were the united states. In 1967, the advocated and organized society of the American space agency and naval institute established that the American mechanical failure prevention is smallGroup (MFPG), later in the United states
(PCBPiezotronics, Inc.), CTC (USAConnectionTechnologycenter, Inc.) CO., LTD, and later Fuluke (FLUKE) were developed to produce numerous device diagnostic products, representative of product models Fluke802CN, Fluke810, and furthermore, device diagnostic techniques were also greatly developed in some countries of Europe, such as Skafu (SKF) in Sweden and Japan in Asia.
In China, with the rapid development of computer technology and digital signal processing technology, equipment vibration monitoring and fault diagnosis technology is widely applied to large-scale and high-speed rotating machinery in the industries of electric power, petrochemical industry, metallurgy and the like. At present, the technology becomes the technical foundation for equipment modernization management and enterprise comprehensive benefit improvement. It is rapidly developed because of the defect of the traditional equipment planning maintenance system, which causes huge waste of maintenance cost. Experience at home and abroad shows that the equipment predictive maintenance based on the vibration monitoring and fault diagnosis technology can save a large amount of maintenance cost, can obtain remarkable economic benefit, can ensure the safe operation of the equipment, prevent and reduce the occurrence of malignant accidents, eliminate the hidden trouble of faults, ensure the personal safety and the equipment safety, and improve the labor productivity. Domestic manufacturers such as Anhui, Shanghai, Dongtai, etc.
On the whole, products at home and abroad have two characteristics, one is an online monitoring system, an IMX-S vibration online monitoring system of SKF company is used for acquiring vibration data through 16 channels or 32 channels on site, the data is transmitted to a remote place, and a high-grade data analyst obtains a diagnosis and analysis report through time domain and frequency domain signal analysis, but the defects are that the process is complex, the equipment price is high, and the diagnosis and analysis depending on high technology are avoided; the other is a simple integrated vibration transmitter, the product converts the signal of the vibration sensor into 4-20 mA through signal conditioning, and is used for detecting the vibration intensity of a single vibration measurement point, but for accurately judging the equipment state and fault, the subsequent technical support of more equipment management and maintenance experience is required, and for complex equipment, the equipment state cannot be comprehensively reflected.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome the problem of the operating condition of unable accurate judgement equipment among the prior art, provide a module diagnostic system and device of equipment running state.
The purpose of the utility model is realized through the following technical scheme: a modularized diagnosis system for the running state of equipment comprises a data acquisition unit, a signal preprocessing unit, a control unit and an alarm unit which are connected in sequence, wherein the data acquisition unit is used for acquiring rotating speed, acceleration and speed signals of the equipment. The utility model discloses an acceleration, speed, the envelope signal of equipment carry out many-sided monitoring to the operating condition of equipment, and the monitoring is comprehensive and can further guarantee the diagnosis degree of accuracy, and whole process is intelligent completely, convenient and fast, and monitoring efficiency is high.
As an option, the signal preprocessing unit includes a signal conditioning module, the signal conditioning module includes a digital-to-analog conversion submodule, a first signal conditioning submodule for generating a vibration signal of a first frequency, and a second signal conditioning submodule for generating a vibration signal of a second frequency, and output ends of the first signal conditioning submodule and the second signal conditioning submodule are connected to the digital-to-analog conversion submodule.
As an option, the first signal conditioning submodule comprises an isolation circuit, a detection and isolation circuit and a first filter circuit which are connected in sequence, and the output end of the first filter circuit is connected with the digital-to-analog conversion submodule; the second signal conditioning submodule comprises a second filter circuit and a third filter circuit which are connected in sequence; the second filter circuit is connected with the output end of the detection and isolation circuit, and the output end of the third filter circuit is connected with the digital-to-analog conversion submodule.
As an option, the data acquisition unit specifically comprises a vibration signal acquisition module, a temperature signal acquisition module and a rotating speed signal acquisition module, wherein the vibration signal acquisition module is used for acquiring acceleration and speed signals of the equipment.
As an option, the signal preprocessing unit further comprises a transmitter unit, the transmitter unit comprises a plurality of transmitters, each transmitter is correspondingly connected with the output end of each signal acquisition module in the data acquisition unit, and the output end of the vibration signal acquisition module is connected with at least two transmitters.
As an option, the signal preprocessing unit further comprises a sampling module and a sampling processing module, the sampling module is connected with the output end of the rotating speed signal acquisition module, and the sampling module and the sampling processing module are connected with the input end of the control unit.
As an option, the control unit is specifically a single chip microcomputer or a PLC controller.
As an option, the system further comprises a communication unit, which is bidirectionally connected to the control unit.
As an option, the system further comprises a human-computer interaction unit, and the human-computer interaction unit is connected with the output end of the control unit.
The utility model discloses still include a device, the device includes foretell equipment running state's module diagnostic system and external system, the external system includes first communication unit, first communication unit with communication unit both way junction among the equipment running state's the module diagnostic system realizes equipment running state's module diagnostic system and external system's both way communication.
Compared with the prior art, the utility model discloses beneficial effect is:
(1) the utility model discloses an acceleration, speed, the envelope signal of equipment carry out many-sided monitoring to the operating condition of equipment, and the monitoring is comprehensive and can further guarantee the diagnosis degree of accuracy, and whole process is intelligent completely, convenient and fast, and monitoring efficiency is high.
(2) The utility model discloses a signal conditioning module is including the first signal conditioning submodule piece that is used for generating the vibration signal of first frequency and the second signal conditioning submodule piece that is used for generating the vibration signal of second frequency, and digital-to-analog conversion module, with two tunnel different frequency signals through digital-to-analog conversion module input control unit simultaneously, has improved work efficiency, has guaranteed diagnostic degree of accuracy.
(3) The utility model discloses a signal conditioning submodule piece further keeps apart, handles such as detection to vibration signal, has further suppressed the clutter, has guaranteed data transmission's accuracy.
(4) The utility model discloses a data acquisition unit includes vibration signal collection module, temperature signal collection module and rotational speed signal collection module for the rotational speed signal of further gathering vibration signal (speed, acceleration signal), temperature signal and equipment, the interference that the environment brought to equipment can further be got rid of in temperature signal's collection, has guaranteed diagnostic accuracy.
(5) The utility model also comprises a transmitter unit, each signal collector is connected with the transmitter, and can further isolate and transform the analog signals collected by the data collection unit, thereby preventing the interference between the signals; the output end of the vibration signal acquisition module is connected with at least two transmitters, so that the acceleration, the speed and the envelope signal of the equipment are isolated, and the modular configuration of multiple signals is realized.
(6) The utility model discloses a data processing unit still includes sampling module and sampling processing module, and sampling module is used for carrying out sampling processing to the rotational speed signal, and sampling processing module is used for keeping apart the processing to temperature signal, envelope signal.
(7) The utility model discloses a control unit specifically is singlechip or controller, and data processing ability is strong, and the price is low, can further reduce system's cost, does benefit to the popularization and application of system.
(8) The utility model discloses the system still includes communication unit, warp communication unit realizes sharing with external terminal, system realization data.
(9) The utility model discloses the system still includes the human-computer interaction unit, and the human-computer interaction unit is used for showing the real-time operating condition of each equipment, and the staff of being convenient for in time looks over and handles each type trouble that equipment appears.
(10) The utility model discloses still include a device, the device includes equipment running state's module diagnostic system and external system, and this external system is used for communicating with equipment running state's module diagnostic system, does benefit to remote control, has realized the sharing and the storage of data.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the invention without limiting the invention.
Fig. 1 is a system block diagram of embodiment 1 of the present invention;
fig. 2 is a schematic circuit diagram of a part of a signal conditioning module according to embodiment 1 of the present invention;
fig. 3 is a schematic circuit diagram of a digital-to-analog conversion module according to embodiment 1 of the present invention;
fig. 4 is a schematic circuit diagram of a sampling module according to embodiment 1 of the present invention;
fig. 5 is a schematic circuit diagram of a sampling processing module according to embodiment 1 of the present invention;
fig. 6a is a schematic circuit diagram of a part of a singlechip in a control unit according to embodiment 1 of the present invention;
fig. 6b is a schematic circuit diagram of a part of a singlechip in the control unit according to embodiment 1 of the present invention;
fig. 6c is a schematic circuit diagram of a part of a singlechip in the control unit according to embodiment 1 of the present invention;
fig. 7 is a schematic circuit diagram of a communication unit according to embodiment 1 of the present invention.
Detailed Description
The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it should be noted that the directions or positional relationships indicated by "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like are the directions or positional relationships indicated on the basis of the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element indicated must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Furthermore, the technical features mentioned in the different embodiments of the invention described below can be combined with each other as long as they do not conflict with each other.
Example 1
In embodiment 1, a modular diagnostic system for an equipment operating state is provided, which is used to solve the problem that the existing equipment diagnostic system cannot accurately determine the operating state (fault type) of the equipment. As shown in fig. 1, the system specifically includes a data acquisition unit, a signal preprocessing unit, a control unit and an alarm unit, which are connected in sequence; the data acquisition unit is used for acquiring rotating speed, acceleration and speed signals of equipment; the signal preprocessing unit is used for preprocessing the received rotating speed, acceleration and speed signals; the control unit is used for processing the preprocessed speed and acceleration signals to obtain an envelope signal of the equipment, and then judging the real-time working state of the equipment according to the rotating speed signal, the acceleration signal, the speed signal and the envelope signal of the equipment; and the alarm unit is used for responding to the instruction of the control unit and making corresponding alarm action when the control unit judges that the equipment is in different types of fault states. The utility model discloses rotational speed, acceleration, the speed signal that the data acquisition unit will gather transmit to the control unit through signal preprocessing unit, and the control unit obtains the envelope signal of equipment to the speed of equipment, acceleration signal further processing to diagnose the operating condition of equipment according to this rotational speed signal, acceleration signal, speed signal and envelope signal, if judge that equipment is in failure state, alarm unit in time makes different warning actions to the staff according to the fault type of difference. The utility model discloses an acceleration, speed, the envelope signal of equipment carry out many-sided monitoring to the operating condition of equipment, and the monitoring is comprehensive and can further guarantee the diagnosis degree of accuracy, and whole process is intelligent completely, convenient and fast, and monitoring efficiency is high. It should be further noted that, the control unit further processes the speed and acceleration signals of the device to obtain the envelope signal of the device belongs to the technical means used by those skilled in the art, for example, the speed and acceleration signals of the device are fourier transformed to obtain the corresponding frequency spectrum, and the frequency spectrum further reflects the envelope signal of the acceleration or speed, which does not belong to the protection scope of the present invention. Similarly, the control unit diagnoses the working state of the device according to the rotation speed signal, the acceleration signal, the speed signal and the envelope signal, that is, compares the collected real-time speed signal, acceleration signal and rotation speed signal with the threshold value of the pre-stored corresponding type signal, and belongs to the conventional technical means of the technicians in the field, which is not the protection scope of the present invention.
It is further noted that the fault types include, but are not limited to, bearing faults, gear faults, blade faults, rotor imbalance faults, rotor asymmetry faults, and the like. The control unit controls the alarm unit to alarm through different alarm actions according to different diagnosed fault types, for example, a bearing fault corresponds to long-time sounding of a buzzer, a gear alarm corresponds to intermittent sounding of the buzzer, and the like, or current equipment in fault and the corresponding fault type are directly broadcasted through a loudspeaker, so that a worker is more intuitively prompted to process the equipment. Furthermore, the control unit performs fast Fourier transform on the received acceleration and speed signals to obtain corresponding envelope signals, and the envelope signals can reflect amplitude changes of the signals more intuitively, so that the current fault type of the equipment can be judged favorably.
Furthermore, the signal preprocessing unit comprises a signal conditioning module, the signal conditioning module comprises a digital-to-analog conversion submodule, a first signal conditioning submodule for generating a vibration signal of a first frequency and a second signal conditioning submodule for generating a vibration signal of a second frequency, and output ends of the first signal conditioning submodule and the second signal conditioning submodule are connected with the digital-to-analog conversion submodule and used for inputting two paths of signals with different frequencies into the control unit through the digital-to-analog conversion module, so that the working efficiency is improved, and the diagnosis accuracy is ensured. In a preferred embodiment, the first signal conditioning submodule is configured to generate a 10K vibration signal, and the second signal conditioning submodule is configured to generate a 1K vibration signal.
Further, as shown in fig. 2, the first signal conditioning submodule includes an isolation circuit based on a chip TS321 and a capacitor C connected in sequence4The detection and isolation circuit of the operational amplifier chip OP2A and the first filter circuit based on the operational amplifier chip OP2B are connected, and the output end of the first filter circuit is connected with the digital-to-analog conversion submodule; the second signal conditioning submodule comprises a second filter circuit based on an operational amplifier chip OP2D and a third filter circuit based on an operational amplifier chip OP2C which are connected in sequence; the second filter circuit is connected with the output end of the detection and isolation circuit, and the output end of the third filter circuit is connected with the digital-to-analog conversion submodule. The utility model discloses a signal conditioning submodule piece further keeps apart, handles such as detection to vibration signal, has further suppressed the clutter, has guaranteed data transmission's accuracy. It should be further noted that the signal conditioning module further includes a third conditioning submodule for detecting and judging a direct current signal of the vibration signal, and a fourth conditioning submodule for performing buffering processing on the vibration signal. The operational amplifier chip OP2 is specifically a TL064 or MC34074 or TLC2274 integrated chip.
Further, as shown in fig. 3, what the Digital-to-Analog conversion module of the present invention specifically adopted is the AD sampling chip MCP3911, which is a section of 2.7V to 3.6V dual-channel Analog front end, and includes two synchronous sampling delta-sigma Analog-to-Digital converters (ADCs), two PGAs, a phase delay compensation module, a low-drift internal reference voltage, a modulator output module, a Digital offset and gain error calibration register, and a high-speed 20mhz spi compatible serial interface. The pins 4 and 7 of the AD sampling chip MCP3911 respectively introduce 10K vibration signals (VIB _ OUT _10K) and 1K vibration signals (BOV _ OUT _1K2_ LP), perform digital-to-analog conversion on the vibration signals, and transmit the vibration signals to the control unit.
Further, the data acquisition unit specifically includes vibration signal acquisition module, temperature signal acquisition module and rotational speed signal acquisition module for further gather the vibration signal (acceleration, speed signal), the ambient temperature signal of equipment and the rotational speed signal of equipment, the interference that the environment brought to equipment can further be got rid of in the collection of temperature signal. The vibration signal acquisition module and the temperature signal acquisition module can adopt a sensor integrating temperature detection and vibration signal detection, and can also adopt an independent vibration signal sensor and a temperature sensor. As an option, the utility model adopts the Jiangsu joint energy vibration acceleration temperature sensor CA-YD-170 or the CTC acceleration sensor TA102-1A to acquire temperature signals and vibration signals so as to output the acceleration, the speed and the temperature signals of equipment; more specifically, the control unit can further acquire a displacement signal of the equipment according to the vibration signal of the equipment, so that the working state of the equipment can be more accurately monitored; the hall gear speed sensor and/or other hall speed sensor of de bao luo that rotational speed signal acquisition module specifically was all current sensors, and it is field technical personnel's common general knowledge with signal conditioning unit connected mode, the utility model discloses no longer further give unnecessary details.
Furthermore, the signal preprocessing unit also comprises a transmitter unit, in the embodiment, the transmitter unit comprises 4 transmitters, each transmitter is correspondingly connected with the output end of each signal acquisition module (sensor) in the data acquisition unit, the output end of the vibration signal acquisition module (vibration sensor) is connected with 2 transmitters, the analog signals acquired by the data acquisition unit can be further isolated and converted, the isolation processing can prevent the interference among the signals, and the conversion processing is to perform 4-20 mA conversion on the signals acquired by each sensor in the data acquisition unit; the output end of the vibration signal acquisition module is connected with at least two transmitters and is used for isolating acceleration and speed signals of the equipment, and modular configuration of multiple signals is realized. Furthermore, when the utility model discloses the system needs further to gather new parameter, can further dispose the changer that corresponds, and the expansibility is strong.
Furthermore, the signal preprocessing unit further comprises a sampling module and a sampling processing module, the sampling module is connected with the output end of the rotating speed signal acquisition module, and the sampling module and the sampling processing module are connected with the input end of the control unit. As shown IN fig. 4, the rotation speed sampling module introduces a rotation speed signal ZS-IN collected by the rotation speed sensor through a pin 3 of the integrated chip TS341 for sampling processing, and outputs the sampled signal through pins 1 and 4 of the integrated chip TS341 to be transmitted to the control unit. As shown in fig. 5, the sampling processing module specifically uses an operational amplifier chip OPA348, and the operational amplifier chip OPA348 isolates the temperature signal TEMPXTRNEXT and the envelope signal envxtrext from pin 3, and further transmits the temperature signal TEMPXTRNEXT and the envelope signal envxtrext to the control unit through pin 1 to complete the sampling processing of the signal.
Furthermore, the control unit comprises a single chip microcomputer and an industrial personal computer which is connected with the single chip microcomputer in a two-way mode, and the single chip microcomputer is connected with the output end of the signal conditioning unit. The single chip microcomputer transmits real-time data (vibration signals, temperature signals and rotating speed signals) acquired by the data acquisition unit to the industrial personal computer, the industrial personal computer analyzes the real-time data and sends out corresponding control signals to be transmitted back to the single chip microcomputer, and the single chip microcomputer further controls the unit to realize accurate equipment fault type analysis. It should be further explained that, as shown in fig. 6a-6c, the single chip microcomputer is specifically the single chip microcomputer STM32F405RG, CortexTMThe STM32F4 series high-performance microcontroller with the M4 as the kernel integrates single-cycle DSP instructions and FPUs (floating point units), improves the computing power and can perform complex computation and control.
Further, the system also comprises a communication unit which is bidirectionally connected with the control unit. As shown in fig. 7, the isolated full duplex communication chip ADM2587E that the communication unit specifically adopted, its data communication pin 4, pin 7 are connected with pin 30, pin 29 of singlechip STM32F405RG, with this realization the utility model discloses the data sharing of system and external terminal, system.
Furthermore, the system also comprises a human-computer interaction unit, wherein the human-computer interaction unit is connected with the output end of the control unit, so that the working state of the rotating mechanical equipment can be conveniently checked and controlled on site by a worker. The human-computer interaction unit is specifically an HMI (human machine interface) human-computer display screen, adopts the HM607S which is easily produced in Shanghai as user equipment information display, equipment information algorithm information input and a FLINK (personal information infrastructure) Internet of things module which is easily produced in Shanghai.
Further, the system still includes user terminal and high in the clouds, through the communication unit with the utility model discloses the system realizes two-way connection. It further explains that user terminal includes cell-phone, Pad, industrial computer, integrated PLC's controlling means etc. can further integrate on the industrial computer the utility model discloses the system still can realize the interaction and the sharing of data (rotating mechanical equipment's running state data) between a plurality of industrial computers, has realized rotating mechanical equipment's remote monitoring.
Furthermore, the system also comprises a power supply unit, and the power supply unit outputs 18V, 5V and 3.3V direct current voltages to provide working voltages for all units of the system, so that the normal operation of the system is ensured. To be further explained, the human-computer interaction unit HMI and the user terminal are integrated with a power circuit; the alarm unit can realize power supply through the power supply unit of the system, and can also realize power supply of the power supply unit through an external power supply.
The utility model discloses rotational speed, acceleration, the speed signal that the data acquisition unit will gather transmit to the control unit through signal preprocessing unit, and the control unit obtains the envelope signal of equipment to the speed of equipment, acceleration signal further processing to diagnose the operating condition of equipment according to this rotational speed signal, acceleration signal, speed signal and envelope signal, if judge that equipment is in failure state, alarm unit in time makes different warning actions to the staff according to the fault type of difference. The utility model discloses an acceleration, speed, the envelope signal of equipment carry out many-sided monitoring to the operating condition of equipment, and the monitoring is comprehensive and can further guarantee the diagnosis degree of accuracy, and whole process is intelligent completely, convenient and fast, and monitoring efficiency is high.
Example 2
The embodiment has the same inventive concept as the embodiment 1, and on the basis of the embodiment, a device is provided, which includes the modular diagnostic system of the device operation state and an external system as the embodiment 1, the external system includes a first communication unit, and the first communication unit is bidirectionally connected with the communication unit in the modular diagnostic system of the device operation state, so that bidirectional communication between the modular diagnostic system of the device operation state and the external system is realized, remote control is facilitated, and data sharing and storage are realized. As an option, the device is specifically a terminal, such as a mobile phone, an IPAD, a power controller, a PC, and the like.
The above detailed description is the detailed description of the present invention, and it can not be considered that the detailed description of the present invention is limited to these descriptions, and to the ordinary skilled person in the art to which the present invention belongs, without departing from the concept of the present invention, a plurality of simple deductions and replacements can be made, which should be regarded as belonging to the protection scope of the present invention.
Claims (9)
1. A modular diagnostic system for the operational status of a device, comprising: the system comprises a data acquisition unit, a signal preprocessing unit, a control unit and an alarm unit which are connected in sequence, wherein the data acquisition unit is used for acquiring the rotating speed, the acceleration and the speed signal of the equipment; the signal preprocessing unit comprises a signal conditioning module, the signal conditioning module comprises a digital-to-analog conversion submodule, a first signal conditioning submodule and a second signal conditioning submodule, the first signal conditioning submodule is used for generating a vibration signal of a first frequency, the second signal conditioning submodule is used for generating a vibration signal of a second frequency, and output ends of the first signal conditioning submodule and the second signal conditioning submodule are connected with the digital-to-analog conversion submodule.
2. The modular diagnostic system for the operational status of equipment of claim 1, wherein: the first signal conditioning submodule comprises an isolation circuit, a detection and isolation circuit and a first filter circuit which are connected in sequence, and the output end of the first filter circuit is connected with the digital-to-analog conversion submodule;
the second signal conditioning submodule comprises a second filter circuit and a third filter circuit which are connected in sequence; the second filter circuit is connected with the output end of the detection and isolation circuit, and the output end of the third filter circuit is connected with the digital-to-analog conversion submodule.
3. The modular diagnostic system for the operational status of equipment of claim 1, wherein: the data acquisition unit specifically comprises a vibration signal acquisition module, a temperature signal acquisition module and a rotating speed signal acquisition module, wherein the vibration signal acquisition module is used for acquiring acceleration and speed signals of the equipment.
4. A modular diagnostic system for the operational status of equipment according to claim 3, characterized in that: the signal preprocessing unit further comprises a transmitter unit, the transmitter unit comprises a plurality of transmitters, each transmitter is correspondingly connected with the output end of each signal acquisition module in the data acquisition unit, and the output end of each vibration signal acquisition module is connected with at least two transmitters.
5. A modular diagnostic system for the operational status of equipment according to claim 3, characterized in that: the signal preprocessing unit further comprises a sampling module and a sampling processing module, the sampling module is connected with the output end of the rotating speed signal acquisition module, and the sampling module and the sampling processing module are connected with the input end of the control unit.
6. The modular diagnostic system for the operational status of equipment of claim 1, wherein: the control unit is specifically a single chip microcomputer or a PLC controller.
7. The modular diagnostic system for the operational status of equipment of claim 1, wherein: the system further comprises a communication unit which is bidirectionally connected with the control unit.
8. The modular diagnostic system for the operational status of equipment of claim 1, wherein: the system also comprises a human-computer interaction unit, and the human-computer interaction unit is connected with the output end of the control unit.
9. A modular diagnostic device for the operating state of equipment is characterized in that: the device comprises the equipment operation state modular diagnosis system and an external system, wherein the external system comprises a first communication unit, and the first communication unit is bidirectionally connected with the communication unit in the equipment operation state modular diagnosis system to realize bidirectional communication between the equipment operation state modular diagnosis system and the external system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022077080.4U CN212779369U (en) | 2020-09-21 | 2020-09-21 | Modularized diagnosis system and device for equipment running state |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022077080.4U CN212779369U (en) | 2020-09-21 | 2020-09-21 | Modularized diagnosis system and device for equipment running state |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212779369U true CN212779369U (en) | 2021-03-23 |
Family
ID=75058806
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022077080.4U Active CN212779369U (en) | 2020-09-21 | 2020-09-21 | Modularized diagnosis system and device for equipment running state |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212779369U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115158734A (en) * | 2021-10-22 | 2022-10-11 | 苏州优斯登物联网科技有限公司 | Equipment abnormal action monitoring system and automation equipment |
-
2020
- 2020-09-21 CN CN202022077080.4U patent/CN212779369U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115158734A (en) * | 2021-10-22 | 2022-10-11 | 苏州优斯登物联网科技有限公司 | Equipment abnormal action monitoring system and automation equipment |
| CN115158734B (en) * | 2021-10-22 | 2024-01-30 | 苏州优斯登物联网科技有限公司 | Equipment abnormal action monitoring system and automation equipment |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104391480B (en) | Expert system based numerically-controlled machine tool fault diagnosis system | |
| CN201666248U (en) | Natural gas compressor state detection and failure predication system | |
| CN109084835B (en) | Motor detection and remote monitoring system based on PXIe test platform | |
| CN101101319A (en) | Generator rotor interturn short-circuit state detection device | |
| CN103792939B (en) | Absolute value encoder signal measurement and control instrument and its detection method | |
| CN114371001B (en) | Gear box fault defect detection system | |
| CN103869239A (en) | On-line monitoring device for high-voltage circuit breaker | |
| CN202075392U (en) | Electromotor comprehensive state monitoring system | |
| CN212779369U (en) | Modularized diagnosis system and device for equipment running state | |
| CN103076565A (en) | Detecting and evaluating system for overhaul health condition of three-phase asynchronous high-voltage motor | |
| CN112098065B (en) | Method for diagnosing equipment running state, storage medium and terminal | |
| CN205157637U (en) | Generator carbon brush current distribution monitoring system | |
| CN203824579U (en) | Monitoring device for rotary machine | |
| CN113697424A (en) | Belt conveyor monitoring and fault diagnosis system and method based on cloud technology | |
| CN100585366C (en) | A kind of on-line monitoring of synchronous gear box initial failure and diagnostic device | |
| CN113419082A (en) | Input signal processing circuit with detection and diagnosis functions | |
| CN112304661A (en) | Intelligent monitoring device and monitoring method for working state of equipment | |
| CN211288059U (en) | Pump package on-line monitoring system | |
| CN101769785A (en) | Vibration state spot check method for water injection machines and detection device | |
| CN202002938U (en) | Wireless wind speed detector | |
| CN112859725B (en) | Monitoring system for status characteristic signals of plant equipment | |
| CN1458533A (en) | Distributed intelligent motor detection system | |
| CN212749169U (en) | Non-contact type electrified detection device for mechanical characteristics of circuit breaker | |
| CN211478429U (en) | Automatic monitoring system for communication signal equipment | |
| CN208383185U (en) | A kind of vibration and temperature data acquisition device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |