CN209657148U - A kind of fault detection means of the automatically controlled PLC input terminal of drilling well - Google Patents
A kind of fault detection means of the automatically controlled PLC input terminal of drilling well Download PDFInfo
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- CN209657148U CN209657148U CN201920004897.3U CN201920004897U CN209657148U CN 209657148 U CN209657148 U CN 209657148U CN 201920004897 U CN201920004897 U CN 201920004897U CN 209657148 U CN209657148 U CN 209657148U
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Abstract
The utility model proposes a kind of fault detection means of the automatically controlled PLC input terminal of drilling well, it is intended to when encountering control panel failure, can accurately failure be diagnosed and be excluded.It specifically includes data acquisition unit (100): for acquiring and handling the working state signal of each control panel, obtaining operating state data, and obtained operating state data is transmitted to ether net stencil (300)；PLC master station (200): judging result is obtained so that the working condition and abort situation to each control panel judge for carrying out accident analysis to received operating state data；Ether net stencil (300): for realizing the data transmission between data acquisition unit (100) and PLC master station (200), for realizing the data transmission between PLC master station (200) and HMI touch screen (400)；HMI touch screen (400): the judging result for being transmitted based on the received by ether net stencil (300), corresponding failure cause data are transferred, and the failure cause data and judging result transferred are visualized by HMI touch screen (400).
Description
Technical field
The utility model relates to the automatically controlled performance test fields of drilling well, and in particular to a kind of event of the automatically controlled PLC input terminal of drilling well
Hinder detection device.
Background technique
With advances in technology, the structure of drilling well control panel becomes increasingly complex, and function is more and more perfect, the degree of automation
Also higher and higher.In operation process, due to many unavoidable factors, control panel will appear various failures so that shadow
It rings its set-up function or influences efficiency, and these fault points are all relatively hidden, phenomenon of the failure should not excavate.Therefore, currently exist
In control panel operation, operator can not understand the real-time status of equipment work in time.If control panel breaks down,
Operating and maintenance personnel needs to shut down stationary point inspection, searches fault point, solves failure.This not only needs staff to arrange failure
The qualification for looking into technology grasp is relatively high, moreover, diagnosis of often breaking down is not cleer and peaceful in fault diagnosis troubleshooting procedure
The phenomenon that erroneous judgement, inefficiency influence drilling well rate of penetration to cause to stop boring, strong influence engineering efficiency.
Summary of the invention
It cannot when encountering control panel failure the purpose of the utility model is to overcome the prior art during oil exploitation
The problems such as quickly carrying out diagnosis investigation and low fault diagnosis investigation working efficiency to failure, it is defeated to provide a kind of automatically controlled PLC of drilling well
Enter the fault detection means at end.
To achieve the above object, the technical solution that the utility model is taken includes the following steps:
A kind of fault detection means of the automatically controlled PLC input terminal of drilling well, which is characterized in that including data acquisition unit, PLC master
It stands, ether net stencil and HMI touch screen；
The data acquisition unit is connected with each control panel and ether net stencil, each for acquiring and handling
The working state signal of a control panel obtains operating state data, and obtained operating state data is transmitted to Ethernet
Template；
The PLC master station is connected with ether net stencil, for receiving the working condition number transmitted by ether net stencil
According to for carrying out accident analysis to received operating state data, thus to the working condition and fault bit of each control panel
It sets and judges, obtain judging result, and judging result is transmitted to ether net stencil；
The ether net stencil is connected with data acquisition unit, PLC master station and HMI touch screen, for receiving by counting
According to the operating state data that acquisition unit transmits, and received operating state data is transmitted to PLC master station, for receive by
The judging result of PLC master station transmission, and the received judging result by PLC master station transmission is transmitted to HMI touch screen；
The HMI touch screen, is connected with ether net stencil, for receiving the judging result transmitted by ether net stencil,
The event that judging result for being transmitted based on the received by ether net stencil is transferred corresponding failure cause data, and will be transferred
Barrier reason data and judging result are visualized by HMI touch screen.
The data acquisition unit, including various kinds of sensors, communication board and PLC slave station:
The various kinds of sensors is connected with each control panel and communication board, for acquiring the work of each control panel
Make status signal, and the working state signal of each control panel is transmitted to communication board；
The communication board is connected with various kinds of sensors and PLC slave station, for receiving by each of various kinds of sensors transmission
The working state signal of a control panel, for the working state signal of each control panel to be converted to operating state data,
And operating state data is transferred to PLC slave station；
The PLC slave station, is connected with communication board and ether net stencil, for receiving and storing the work transmitted by communication board
Make status data, for received working condition number to be transmitted to ether net stencil；
The various kinds of sensors includes at least hydraulic control pump pressure sensor, gas control pump pressure sensor, drawworks sensor, hangs
Retransmit sensor and overflow port liquid level sensor；
The communication board, including circuit for signal conditioning, converter, power management module, state indicator module and logical
Communication interface:
The circuit for signal conditioning is connected with the various kinds of sensors and converter, for amplifying and being filtered
The working state signal transmitted by various kinds of sensors, and working state signal is transmitted to converter by treated；
The converter is connected with the circuit for signal conditioning and the PLC slave station, and for inciting somebody to action, treated works
Status signal is converted into operating state data, and the operating state data after conversion is transmitted to PLC slave station；
The power management module is connected with electricity consumption module each in communication board, provides electric power support；
The state indicator module is made of at least three light emitting diode, indicates the current work of communication board using different colours
Make state；
The communication interface is connected with various kinds of sensors, circuit for signal conditioning, converter and PLC slave station, is used for
Realize data transmission and the communication between various kinds of sensors and circuit for signal conditioning, for realizing converter and PLC slave station it
Between data transmission and communication；
The model of the PLC slave station is ET200S；
The communication board and PLC slave station should be set in the room VHF；
The PLC master station is made of S7-300CPU, and includes Ethernet interface；
The PLC master station and HMI touch screen should all be set in controllable room.
The utility model compared with prior art, has gain effect as follows:
(1) a kind of fault detection means of the automatically controlled PLC input terminal of drilling well of the utility model is adopted by data acquisition unit 100
Collect the work state information of each control panel, and PLC master station and PLC slave station are bi-directionally connected, by comparing each electricity
The work state information and preset value of equipment are controlled, realizes fast and accurately control panel fault diagnosis and location；
(2) CPU the and HMI touch screen of PLC master station is bi-directionally connected, by the troubleshooting of each control panel, event
Barrier positioning and status data are effectively visualized, and report control panel work shape to field personnel in time
State, and tentatively provide for field personnel and solve the problems, such as thinking, can with lower operation difficulty and staff's professional knowledge and
The dependence of experience improves efficiency so as to shorten maintenance time.
Detailed description of the invention
Fig. 1 is a kind of fault detection means structural schematic diagram of the automatically controlled PLC input terminal of drilling well of the utility model；
Fig. 2 is a kind of 120 structural representation of communication board of the fault detection means of the automatically controlled PLC input terminal of drilling well of the utility model
Figure.
Specific embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail:
A kind of structural schematic diagram of the fault detection means of the automatically controlled PLC input terminal of drilling well of the utility model embodiment is as schemed
Shown in 1, including data acquisition unit 100, PLC master station 200, too net stencil 300 and HMI touch screen 400, each unit connect feelings
Condition and its effect are as follows；
In the present embodiment, data acquisition unit 100 is connected with each control panel and ether net stencil 300, uses
In the working state signal for acquiring and handling each control panel, operating state data, and the working condition number that will be obtained are obtained
According to being transmitted to ether net stencil 300；
In the present embodiment, data acquisition unit 100 specifically includes various kinds of sensors 110, communication board 120 and PLC slave station
130, in which:
Various kinds of sensors 110 mainly includes hydraulic control pump pressure sensor, gas control pump pressure sensor, drawworks sensor, hangs
It retransmits sensor and overflow port liquid level sensor, the corresponding control panel of various kinds of sensors 110 is connected with communication board 120,
Communication board is transmitted to for acquiring the working state signal of each control panel, and by the working state signal of each control panel
120；
Communication board 120 is connected with various kinds of sensors 110 and PLC slave station 130, for receiving by various kinds of sensors 110
The working state signal of each control panel of transmission, for the working state signal of each control panel to be converted to work shape
State data, and operating state data is transferred to PLC slave station 130；
In the present embodiment, 120 module connection diagram of communication board is as shown in Fig. 2, communication board 120 mainly includes signal tune
Economize on electricity road 121, converter 122, power management module 123, state indicator module 124 and communication interface 125, and each module connects
It connects mode and effect is as follows:
Circuit for signal conditioning 121 is connected with various kinds of sensors 110 and converter 122, for amplifying and being filtered
The working state signal transmitted by various kinds of sensors 110, and working state signal is transmitted to converter 122 by treated；
Converter 122 is connected with circuit for signal conditioning 121 and the PLC slave station 130, and for inciting somebody to action, treated works
Status signal is converted into operating state data, and the operating state data after conversion is transmitted to PLC slave station 130；
Power management module 123 is connected with electricity consumption module each in communication board 120, provides electric power support；
State indicator module 124 is made of at least three light emitting diode, indicates that communication board 120 is current using different colours
Working condition；
Communication interface 125 and various kinds of sensors 110, circuit for signal conditioning 121, converter 122 and PLC slave station 130
It is connected, for realizing the data transmission and communication between various kinds of sensors 110 and circuit for signal conditioning 121, for realizing AD
Data transmission and communication between converter 122 and PLC slave station 130.
In the present embodiment, the model ET200S of PLC slave station 130, is connected with communication board 120 and ether net stencil 300
Connect, for receiving and storing the operating state data transmitted by communication board 120, for by received working condition number be transmitted to
Too net stencil 300.
In the present embodiment, PLC master station 200 includes S7-300CPU and Ethernet interface, with 300 phase of ether net stencil
Connection, for receiving the operating state data transmitted by ether net stencil 300, for carrying out event to received operating state data
Barrier analysis obtains judging result, and judgement is tied so that the working condition and abort situation to each control panel judge
Fruit is transmitted to ether net stencil 300；
In the present embodiment, ether net stencil 300 and data acquisition list 100, PLC master station 200 and HMI touch screen 400
It is connected, is transmitted for receiving the operating state data transmitted by data acquisition unit 100, and by received operating state data
To PLC master station 200, transmitted for receiving the judging result transmitted by PLC master station 200, and by received by PLC master station 200
Judging result is transmitted to HMI touch screen 400；
In the present embodiment, HMI touch screen 400 is connected with ether net stencil 300, for receiving by ether net stencil
The judging result of 300 transmission, the judging result for being transmitted based on the received by ether net stencil 300 transfer corresponding failure
Reason data, and the failure cause data and judging result transferred are visualized by HMI touch screen 400.
In the present embodiment, communication board 120 and PLC slave station 130 are set in the room VHF, PLC master station 200 and HMI touch screen
400 should all be set in controllable room.
The specific embodiment of the present embodiment and detailed description are as follows:
Communication diagnostic system principle is to come each collection point of real-time detection using Siemens's S7 software program in the present embodiment
Corresponding communication element state.And on the touchscreen correct status display.In bypass diagnostic system, bypath system is adopted
The terminal of frequency converter is connected by connector with split conductor and department's control room is various main enables element.Speed regulation uses magnet ring slide resistor
Change resistance value to realize.In actual use, there are the damage of the contact pin of plug connector, the multicore of multi-core cable disconnects multicore cable
And the phenomenon that not being available.Magnet ring resistor is because long using the time, and the contact of magnet ring slipper is bad and resistance wire disconnects.
Embodiment can according to actual needs by touch screen and with Ethernet interface S7-300CPU setting department control room, touching
It touches screen and is connected with CPU by ether net mode.The room VFD is by ET200 module, ethernet module and communication board composition.Utilize ether
The features such as safety and stability of net, composition Ethernet transmit signal.Communication uses fiber mode between substation in the room VFD, reduces each
The generation of kind interference.The device can be observed intuitively on a display screen by the data and preset value of detection PLC input port
Whether the working state signal and input signal that each control panel reflects are normal;The working condition of each control panel
Lead to after being acquired by ET200S and communicated with PLC master station, operating state data and preset value the transmission PLC each control panel are total
Screen for touch of standing shows diagnostic result, and in the upper intuitive display of screen;And when judgement is abnormal, pop-up alarm text prompts event
The position of barrier point makes maintenance personal that can directly display input and output and the feedback of each control panel by display screen, determines
Position position of failure point saves the investigation time convenient for checking event problem.
As can be seen from the above embodiments, the utility model realizes the fault diagnosis of fast and accurately PLC input terminal, helps existing
Field maintenance personal, quickly the property at the position of Accurate Diagnosis failure generation and problem improves effect so as to shorten maintenance time
Rate.
The above descriptions are merely preferred embodiments of the present invention, not makees in any form to the utility model
Limitation, those skilled in the art make a little simple modification, equivalent variations or modification using the technology contents of the disclosure above,
It falls within the protection scope of the present utility model.
Claims (5)
1. a kind of fault detection means of the automatically controlled PLC input terminal of drilling well, which is characterized in that including data acquisition unit (100),
PLC master station (200), ether net stencil (300) and HMI touch screen (400):
The data acquisition unit (100), is connected with each control panel and ether net stencil (300), for acquiring simultaneously
The working state signal for handling each control panel obtains operating state data, and obtained operating state data is transmitted to
Ether net stencil (300)；
The PLC master station (200), is connected with ether net stencil (300), for receiving by ether net stencil (300) transmission
Operating state data, for carrying out accident analysis to received operating state data, thus to the work shape of each control panel
State and abort situation judge, and obtain judging result, and judging result is transmitted to ether net stencil (300)；
The ether net stencil (300), with data acquisition unit (100), PLC master station (200) and HMI touch screen (400) phase
Connection for receiving the operating state data transmitted by data acquisition unit (100), and received operating state data is transmitted
To PLC master station (200), for receiving the judging result transmitted by PLC master station (200), and by received by PLC master station (200)
The judging result of transmission is transmitted to HMI touch screen (400)；
The HMI touch screen (400), is connected with ether net stencil (300), is transmitted for receiving by ether net stencil (300)
Judging result, for based on the received by ether net stencil (300) transmit judging result, transfer corresponding failure cause number
According to, and the failure cause data and judging result transferred are visualized by HMI touch screen (400)；
The data acquisition unit (100), including various kinds of sensors (110), communication board (120) and PLC slave station (130):
The various kinds of sensors (110), is connected with each control panel and communication board (120), for acquiring each automatically controlled set
Standby working state signal, and the working state signal of each control panel is transmitted to communication board (120)；
The communication board (120), is connected with various kinds of sensors (110) and PLC slave station (130), for receiving by all kinds of biographies
The working state signal of each control panel of sensor (110) transmission, for turning the working state signal of each control panel
It is changed to operating state data, and operating state data is transferred to PLC slave station (130)；
The PLC slave station (130), is connected, for receiving and storing by leading to communication board (120) and ether net stencil (300)
The operating state data for interrogating plate (120) transmission, for received working condition number to be transmitted to ether net stencil (300)；
The model ET200S of the PLC slave station (130)；The PLC master station (200) is made of S7-300CPU, and includes ether
Network interface.
2. a kind of fault detection means of the automatically controlled PLC input terminal of drilling well according to claim 1, which is characterized in that described
Various kinds of sensors (110) includes at least hydraulic control pump pressure sensor, gas control pump pressure sensor, drawworks sensor, suspending weight sensing
Device and overflow port liquid level sensor.
3. a kind of fault detection means of the automatically controlled PLC input terminal of drilling well according to claim 1, which is characterized in that described
Communication board (120), including circuit for signal conditioning (121), converter (122), power management module (123), state instruction mould
Block (124) and communication interface (125):
The circuit for signal conditioning (121), is connected, for amplifying with the various kinds of sensors (110) and converter (122)
And the working state signal transmitted by various kinds of sensors (110) is filtered, and working state signal is transmitted to by treated
Converter (122)；
The converter (122), is connected with the circuit for signal conditioning (121) and the PLC slave station (130), and being used for will
Treated, and working state signal is converted into operating state data, and the operating state data after conversion is transmitted to PLC slave station
(130)；
The power management module (123) is connected with each electricity consumption module in communication board (120), provides electric power support；
The state indicator module (124), is made of at least three light emitting diode, indicates communication board (120) using different colours
Current working status；
The communication interface (125), with various kinds of sensors (110), circuit for signal conditioning (121), converter (122) and
PLC slave station (130) is connected, for realizing between various kinds of sensors (110) and circuit for signal conditioning (121) data transmission with
Communication, for realizing the data transmission and communication between converter (122) and PLC slave station (130).
4. a kind of fault detection means of the automatically controlled PLC input terminal of drilling well according to claim 1, which is characterized in that described
Communication board (120) and PLC slave station (130) should be set in the room VHF.
5. a kind of fault detection means of the automatically controlled PLC input terminal of drilling well according to claim 1, which is characterized in that described
PLC master station (200) and HMI touch screen (400) should all be set in controllable room.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920004897.3U CN209657148U (en) | 2019-01-03 | 2019-01-03 | A kind of fault detection means of the automatically controlled PLC input terminal of drilling well |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920004897.3U CN209657148U (en) | 2019-01-03 | 2019-01-03 | A kind of fault detection means of the automatically controlled PLC input terminal of drilling well |
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| Publication Number | Publication Date |
|---|---|
| CN209657148U true CN209657148U (en) | 2019-11-19 |
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ID=68520213
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| CN201920004897.3U Active CN209657148U (en) | 2019-01-03 | 2019-01-03 | A kind of fault detection means of the automatically controlled PLC input terminal of drilling well |
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