CN106226625A - A kind of tower crane electrical system automatic diagnostic device and using method thereof - Google Patents
A kind of tower crane electrical system automatic diagnostic device and using method thereof Download PDFInfo
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- CN106226625A CN106226625A CN201610626237.XA CN201610626237A CN106226625A CN 106226625 A CN106226625 A CN 106226625A CN 201610626237 A CN201610626237 A CN 201610626237A CN 106226625 A CN106226625 A CN 106226625A
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- voltage signal
- phase sequence
- tower crane
- programmable logic
- logic controller
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- 238000000034 method Methods 0.000 title claims description 20
- 238000000819 phase cycle Methods 0.000 claims abstract description 67
- 238000001514 detection method Methods 0.000 claims abstract description 31
- 230000007547 defect Effects 0.000 claims description 7
- 238000005096 rolling process Methods 0.000 claims description 5
- 238000011835 investigation Methods 0.000 claims description 4
- 230000004888 barrier function Effects 0.000 claims description 3
- 238000012360 testing method Methods 0.000 abstract description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000007689 inspection Methods 0.000 description 3
- 239000003054 catalyst Substances 0.000 description 2
- 238000004891 communication Methods 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 230000007257 malfunction Effects 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009795 derivation Methods 0.000 description 1
- 238000003745 diagnosis Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000007634 remodeling Methods 0.000 description 1
Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
Abstract
nullThe invention discloses a kind of tower crane electrical system automatic diagnostic device，Technical points，Including Programmable Logic Controller、Phase sequence detection element、Relay、Display lamp、Audible-visual annunciator、Early warning electric bell and touch screen，Tower crane electrical system sends phase sequence voltage signal and controls voltage signal，Phase sequence detection element receives phase sequence voltage signal and part controls voltage signal，The phase sequence voltage signal received and control voltage signal are sent to Programmable Logic Controller by Phase sequence detection element，After phase sequence voltage signal and whole control voltage signal are processed by Programmable Logic Controller，Generation is used for controlling display lamp、Audible-visual annunciator and the control signal of early warning electric bell，Relay is the middle executive component of Controlled by Programmable Controller signal，Reach simple and practical、Dependable performance，Can not pinpoint the problems and cause tower crane to there is potential safety hazard during solving factory testing debugging.
Description
Technical field
The present invention relates to tower crane formula crane field, particularly relate to kind of an a kind of tower crane electrical system automatic diagnostic device.
Background technology
Current most of derrick crane electrical system all uses and directly observes catalyst combination of actions, circuit tester is measured defeated
Go out the adjustment method of voltage.Some motor major loops connect anti-fault and can not get rid of, must be by connecting each mechanism motors
Method checks, operation wiring is complicated, the most, it is necessary to have two people to coordinate to realize simultaneously；Additionally artificial detection is often
Mistakes and omissions situation occurs: phase shortage, catalyst action are incorrect.Once occur that motor major loop plate face wiring error is not arranged
Remove, can cause tower crane stroke defect, the most then motor is burnt, and security incident occurs.
Summary of the invention
It is an object of the invention to provide a kind of simple and practical, dependable performance, the most automatically can diagnose when factory testing
The device of tower crane electrical malfunction, causes tower crane to there is safety can not pinpoint the problems during solving factory testing debugging
Hidden danger.
The present invention solves the technical scheme that above-mentioned technical problem is used: a kind of tower crane electrical system automatic diagnostic device,
Including Programmable Logic Controller, Phase sequence detection element, relay, display lamp, audible-visual annunciator, early warning electric bell and for showing therefore
The touch screen of barrier content, tower crane electrical system sends phase sequence voltage signal and controls voltage signal, controls a voltage signal part
Being sent to Phase sequence detection element, another part is transmitted directly to Programmable Logic Controller, and described Phase sequence detection element receives phase sequence
Voltage signal and part control voltage signal, and described Phase sequence detection element is by the phase sequence voltage signal received and controls voltage letter
Number being sent to Programmable Logic Controller, Programmable Logic Controller is by phase sequence voltage signal and all controls after voltage signals process, to produce
For controlling display lamp, audible-visual annunciator and the control signal of early warning electric bell, described relay is Controlled by Programmable Controller
The middle executive component of signal.
By using technique scheme, phase sequence voltage signal and part are controlled voltage signal and send by tower crane electrical system
To Phase sequence detection element, another part controlling voltage signal and is transmitted directly to Programmable Logic Controller, Phase sequence detection element receives
To phase sequence voltage signal with control voltage signal and be sent to Programmable Logic Controller, Programmable Logic Controller is by phase sequence voltage signal and complete
After portion controls voltage signal process, produce for controlling display lamp, audible-visual annunciator and the control signal of early warning electric bell, if
Phase sequence voltage signal, control voltage signal and action logic are all correct, and the display lamp of respective action is bright, simultaneously audible-visual annunciator
Sounding, if phase sequence voltage signal, control voltage signal and action logic have incorrect, the display lamp of respective action is not
Bright, audible-visual annunciator does not rings, and relay obtains electric, controls early warning electric bell alarming, and Programmable Logic Controller can be diagnosed to be different events
The early warning electric bell alarming sound that barrier output is different, touch screen can show different alarm content and store alarm logging,
Commissioning staff shows defect content investigation fault according to action indicator and touch screen after hearing chimes of doom, passes through PLC technology
Device gathers and processes information, automatic tracing trouble, can check overvoltage, under-voltage, dislocation phase and some combined faults etc., no
Same fault also has different emergency alarm bell sound areas to divide, and result is accurate, quick, reliable, intelligent.
As preferably, described display screen is controlled by Programmable Logic Controller, the report that described touch screen display is different
Alarm logging is also stored by alert content.
By using technique scheme, convenient checking tower crane electrical malfunction when.
As preferably, the bottom of described detection device is provided with universal rolling wheel.
By using technique scheme, can be with convenient movement with deposit.
The using method of a kind of tower crane electrical system automatic diagnostic device, comprises the following steps: (1) is by tower crane electrical system
Being connected with automatic diagnostic device, then close chopper；(2) phase sequence voltage signal and part are controlled voltage by tower crane electrical system
Signal is sent to Phase sequence detection element, another part is controlled voltage signal and is transmitted directly to Programmable Logic Controller；(3) phase sequence inspection
Survey element receives phase sequence voltage signal and control voltage signal is sent to Programmable Logic Controller；(4) Programmable Logic Controller is by phase
After sequence voltage signal and all process of control voltage signal, produce and be used for controlling display lamp, audible-visual annunciator and early warning electric bell
Control signal；(5) if phase sequence voltage signal, control voltage signal and action logic are all correct, the instruction of respective action
Lamp is bright, and audible-visual annunciator sounds simultaneously；(6) if phase sequence voltage signal, control voltage signal and action logic have incorrect
, the display lamp of respective action does not works, and audible-visual annunciator does not rings, and relay obtains electric, controls early warning electric bell alarming, programmable control
Device processed can be diagnosed to be the early warning electric bell alarming sound that different fault output is different；(7) in different warnings being shown on touch screen
Hold and alarm logging is stored；(8) fault is shown according to action indicator and touch screen after commissioning staff hears chimes of doom
Content investigation fault..
The invention has the beneficial effects as follows: gathered and process information, automatic tracing trouble by Programmable Logic Controller, can examine
Looking into overvoltage, under-voltage, dislocation phase and some combined faults etc., different faults also has different emergency alarm bell sound areas to divide, and result is accurate
Really, quickly, reliably, intelligence, important fault has corresponding display lamp point out, and while acousto-optic alarm and early warning electric bell
Remind commissioning staff, make commissioning staff debug more directly perceived, convenient, reduce what artificial factor caused to greatest extent
False retrieval, missing inspection, only need a people just can complete the debugging of whole project, and use connector fast-assembling wiring, more quickly,
Accurately.The fault occurred during touch screen can store debugging simultaneously, the data of derivation are analyzed may be used for employee
The quality of production examine.
Accompanying drawing explanation
Fig. 1 is the electric control theory figure schematic diagram one of the present invention a kind of tower crane electrical system automatic diagnostic device；
Fig. 2 is the electric control theory figure schematic diagram two of the present invention a kind of tower crane electrical system automatic diagnostic device；
Fig. 3 is the electric control theory figure schematic diagram three of the present invention a kind of tower crane electrical system automatic diagnostic device；
Fig. 4 is the structural representation one of the present invention a kind of tower crane electrical system automatic diagnostic device；
Fig. 5 is the structural representation two of the present invention a kind of tower crane electrical system automatic diagnostic device；
Fig. 6 is the structural representation three of the present invention a kind of tower crane electrical system automatic diagnostic device.
In figure: 1, Phase sequence detection element；2, Programmable Logic Controller；3, chopper；4, relay；5, display lamp；6, acousto-optic
Alarm；7, early warning electric bell；8, touch screen；9, universal rolling wheel.
Detailed description of the invention
Referring to figs. 1 through shown in Fig. 6, a kind of tower crane electrical system automatic diagnostic device that present case is implemented, including able to programme
Controller 2, Phase sequence detection element 1, relay 4, display lamp 5, audible-visual annunciator 7, early warning electric bell and in being used for showing fault
The touch screen 8 held, tower crane electrical system sends phase sequence voltage signal and controls voltage signal, controls a voltage signal part and sends
To Phase sequence detection element 1, another part is transmitted directly to Programmable Logic Controller 2, and described Phase sequence detection element 1 receives phase sequence electricity
Pressure signal and part control voltage signal, and described sequence detecting element 1 is by the phase sequence voltage signal received and controls voltage signal
It is sent to Programmable Logic Controller 2, after phase sequence voltage signal and whole control voltage signal are processed by Programmable Logic Controller 2, produces
For controlling display lamp 5, audible-visual annunciator 7 and the control signal of early warning electric bell, described relay 4 is used for controlling programmable control
Device 2 processed, the disconnection of Phase sequence detection element 1 and Guan Bi, described display screen is controlled by Programmable Logic Controller 2, described touch
Showing different alarm content on screen 8 and store alarm logging, the bottom of described detection device is provided with universal rolling wheel 9.
Tower crane electrical system being connected with automatic diagnostic device, then close chopper 3, and tower crane electrical system is by phase sequence electricity
Pressure signal and part control voltage signal and are sent to Phase sequence detection element 1, another part is controlled voltage signal and is transmitted directly to
Programmable Logic Controller 2, Phase sequence detection element 1 receives phase sequence voltage signal and control voltage signal is sent to Programmable Logic Controller
2, after phase sequence voltage signal and whole control voltage signal are processed by Programmable Logic Controller 2, produce and be used for controlling display lamp 5, sound
Light crossing-signal 7 and the control signal of early warning electric bell, if phase sequence voltage signal, control voltage signal and action logic are the most just
Really, the display lamp 5 of respective action is bright, and audible-visual annunciator 7 sounds simultaneously, if phase sequence voltage signal, control voltage signal and
Action logic has incorrect, and the display lamp 5 of respective action does not works, and audible-visual annunciator 7 does not rings, and relay 4 obtains electric, controls pre-
Alert electric bell alarming, Programmable Logic Controller 2 can be diagnosed to be the early warning electric bell alarming sound that different fault output is different, on touch screen 8
Can show different alarm content and store alarm logging, commissioning staff hears after chimes of doom according to action indicator 5
Show that defect content investigates fault with touch screen 8.
The using method of a kind of tower crane electrical system automatic diagnostic device, comprises the following steps: (1) by tower crane electrical system with from
The dynamic diagnostic equipment connects, and then close chopper 3；(2) phase sequence voltage signal and part are controlled voltage letter by tower crane electrical system
Number it is sent to Phase sequence detection element 1, another part is controlled voltage signal and is transmitted directly to Programmable Logic Controller 2；(3) phase sequence inspection
Survey element 1 receives phase sequence voltage signal and control voltage signal is sent to Programmable Logic Controller 2；(4) Programmable Logic Controller 2 will
After phase sequence voltage signal and all process of control voltage signal, produce and be used for controlling display lamp 5, audible-visual annunciator 7 and early warning
The control signal of electric bell；(5) if phase sequence voltage signal, control voltage signal and action logic are all correct, respective action
Display lamp 5 is bright, and audible-visual annunciator 7 sounds simultaneously；(6) if phase sequence voltage signal, control voltage signal and action logic have
Incorrect, the display lamp 5 of respective action does not works, and audible-visual annunciator 7 does not rings, and relay 4 obtains electric, controls early warning electric bell report
Alert, Programmable Logic Controller 2 can be diagnosed to be the early warning electric bell alarming sound that different fault output is different；(7) can show on touch screen 8
Alarm logging is also stored by different alarm content；(8) according to action indicator 5 with tactile after commissioning staff hears chimes of doom
Touch screen 8 display defect content investigation fault.
Use Programmable Logic Controller 2 to gather the signal that Phase sequence detection element 1 sends, carry out data process, comparison is sentenced
Whether disconnected electrical system has the faults such as dislocation phase, phase shortage, overvoltage, under-voltage；Programmable Logic Controller 2 gathers electrical system contact
The action logic of device, carries out data and processes comparison to judge tower crane electrical system whether correct operation and to meet action logic.
Use 485 bus communication technologies to realize the communication of programmable controller and touch screen 8, and carry out data exchange,
The fault that single device can be occurred by touch screen 8 carries out preserving archive, it is possible to by USB, data are derived analysis, with
Time touch screen to touch the institute that can also occur during picture and text showing factory testing in real time faulty.
Detection bottom of device installs 4 universal rolling wheels 9, can be with convenient movement with deposit.
Detection device is connected by anti-mis-insertion fast-assembling aviation connector and is connected with electrical system, and rapid and convenient can't be inserted
Wrong.
Described display lamp 5 and audible-visual annunciator 7 outfan with Programmable Logic Controller 2 respectively is connected, and works as programmable control
Device 2 processed diagnose correspondence action errorless after, the display lamp 5 of respective action lights, and audible-visual annunciator 7 can send sound to carry simultaneously
Showing that this action of commissioning staff is correct, when Programmable Logic Controller 2 diagnosis has stroke defect, the lamp of corresponding fault actions does not works, with
Time early warning electric bell can sound to point out commissioning staff's action wrong, commissioning staff only need to check that the display lamp 5 of which action does not works,
Prompting operator's emphasis checks the fault of this action, and emphasis fault is pointed out with audible-visual annunciator 7 by display lamp 5, other contact
Device action logic fault, combined fault are shown by touch screen 8.
Embodiment described above is the one preferably scheme of the present invention, not makees the present invention any pro forma
Limit, on the premise of without departing from the technical scheme described in claim, also have other variant and remodeling.
Claims (4)
1. a tower crane electrical system automatic diagnostic device, it is characterised in that: include Programmable Logic Controller, Phase sequence detection element,
Relay, display lamp, audible-visual annunciator, early warning electric bell and for showing the touch screen of defect content, tower crane electrical system is sent out
Sending phase sequence voltage signal and control voltage signal, controlling a voltage signal part and be sent to Phase sequence detection element, another part is straight
Programmable Logic Controller is given in sending and receiving, and described Phase sequence detection element receives phase sequence voltage signal and part controls voltage signal, institute
State Phase sequence detection element and the phase sequence voltage signal received and control voltage signal are sent to Programmable Logic Controller, programmable control
Device processed is by phase sequence voltage signal and all controls after voltage signals process, produce be used for controlling display lamp, audible-visual annunciator and
The control signal of early warning electric bell, described relay is the middle executive component of Controlled by Programmable Controller signal.
A kind of tower crane electrical system automatic diagnostic device the most according to claim 1, it is characterised in that: described display screen leads to
Crossing Programmable Logic Controller to be controlled, alarm logging is also stored by alarm content that described touch screen display is different.
A kind of tower crane electrical system automatic diagnostic device the most according to claim 1, it is characterised in that: described detection device
Bottom be provided with universal rolling wheel.
4. the using method of a tower crane electrical system automatic diagnostic device, it is characterised in that: comprise the following steps:
(1) tower crane electrical system being connected with automatic diagnostic device, then close chopper；
(2) phase sequence voltage signal and part control voltage signal are sent to Phase sequence detection element, by another by tower crane electrical system
Part controls voltage signal and is transmitted directly to Programmable Logic Controller；
(3) Phase sequence detection element receives phase sequence voltage signal and control voltage signal is sent to Programmable Logic Controller；
(4) Programmable Logic Controller by phase sequence voltage signal and all controls after voltage signals process, produce be used for controlling display lamp,
Audible-visual annunciator and the control signal of early warning electric bell；
(5) if phase sequence voltage signal, control voltage signal and action logic are all correct, the display lamp of respective action is bright, with
Time audible-visual annunciator sound；
(6) if phase sequence voltage signal, control voltage signal and action logic have incorrect, the display lamp of respective action is not
Bright, audible-visual annunciator does not rings, and relay obtains electric, controls early warning electric bell alarming, and Programmable Logic Controller can be diagnosed to be different events
The early warning electric bell alarming sound that barrier output is different；
(7) different alarm content can be shown on touch screen and alarm logging is stored；
(8) defect content investigation fault is shown according to action indicator and touch screen after commissioning staff hears chimes of doom.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610626237.XA CN106226625B (en) | 2016-08-02 | 2016-08-02 | Automatic diagnosis device for electric system of tower crane and use method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610626237.XA CN106226625B (en) | 2016-08-02 | 2016-08-02 | Automatic diagnosis device for electric system of tower crane and use method thereof |
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| Publication Number | Publication Date |
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| CN106226625A true CN106226625A (en) | 2016-12-14 |
| CN106226625B CN106226625B (en) | 2023-10-31 |
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| CN110589695A (en) * | 2019-09-11 | 2019-12-20 | 广州力环工程科技有限公司 | Tower crane self-checking system |
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| CN106226625B (en) | 2023-10-31 |
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