CN208949863U - A kind of anti-skidding protection system of self-elevating ocean platform lifting - Google Patents
A kind of anti-skidding protection system of self-elevating ocean platform lifting Download PDFInfo
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- CN208949863U CN208949863U CN201821386177.XU CN201821386177U CN208949863U CN 208949863 U CN208949863 U CN 208949863U CN 201821386177 U CN201821386177 U CN 201821386177U CN 208949863 U CN208949863 U CN 208949863U
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Abstract
The utility model belongs to offshore oil production and Engineering Service Terrace prevention engineering device technique field; disclose a kind of anti-skidding protection system of self-elevating ocean platform lifting; system is provided with PLC controller main website; multiple slave station I/O modules are connected by Industrial Ethernet with second switch; multiple anti-skidding detection sensors of spud leg connect the first interchanger by Industrial Ethernet, and second switch is connect by fiber optic network with the first interchanger looped network；First interchanger also passes through Industrial Ethernet and is separately connected PLC controller and multiple HMI display screen units；The second switch connects frequency converter driving device by Industrial Ethernet, and the frequency converter driving device connects elevating motor by power cable.The self-elevating ocean platform goes up and down anti-skidding protection system and solves the problems, such as during the lift work of existing self-elevating ocean platform because of platform stalled glide caused by load unevenness, starting torque deficiency, brake fade etc..
Description
Technical field
The utility model belongs to offshore oil production and Engineering Service Terrace prevention engineering device technique field, more particularly to a kind of from liter
The anti-skidding protection system of formula lifting of ocean platform.
Background technique
In ocean, self-elevating drilling platform and Engineering Service platform are each equipped with jacking system.Currently, most ocean platforms
Anti-skidding detection and protection system is all not configured in jacking system, before platform lift work, except to the conventional inspection of jacking system progress
Except looking into, the weight for calculating current platform is also needed, and estimate whether load-bearing exceeds limit value at each spud leg, this mode can reduce
Go up and down in start-up course and cause the risk to glide because overweight, but cannot avoid completely in practical applications, platform lift work because
There is asking for stalled glide when going up and down starting/operation in platform caused by the reasons such as load unevenness, starting torque deficiency, brake fade
Topic.In terms of to the processing mode that burst is glided occur in platform lift work, existing system can only be by by certain journey that glides
Other failures such as driver overload or the triggering automatic stopping protection of plateau levels status alert or artificial emergency stop processing are caused after degree,
New system with anti-skidding protection can directly trigger downslide fault alarm and automatic stopping.
The scheme of protection is glided and executed the utility model proposes a kind of quick detection platform, more than effective solution is asked
Topic, plays vital castering action to platform lift work safety.
In conclusion the anti-skidding protection system of the lifting configured in lift control system, can effectively realize platform lifting
Anti-skidding detection and automatic protection, improve the degree of automation in operation process, avoid artificial error in judgement or lifting device is prominent
Send out platform downslide risk caused by failure.The guarantee of higher level is provided to marine jack-up unit operation safety.
Solve difficult point existing for the above technical problem are as follows:
1) accuracy requirement that the anti-skidding protection of platform detects antiskid signal and judges is very high, and this requires anti-skidding detections
Sensor structure rationally, detection accuracy and reliability can be up to standard；
2) protect the Processing Algorithm energy fast resolutions of anti-skidding sensor feedback data is gone out in system requirements controller as a result,
It simultaneously can be to be influenced caused by exclusive PCR and sensor faults itself.
Summary of the invention
In view of the problems of the existing technology, the utility model provides a kind of anti-skidding protection of self-elevating ocean platform lifting
System.
The utility model is realized in this way a kind of self-elevating ocean platform goes up and down anti-skidding protection system, including four are prevented
Sliding detection sensor, sensor are connect by elastic connection axis knot with lifting device gear-box, and gear-box passes through gear and spud leg
Rack gear engagement, when spud leg is mobile, speed reduction gear box and then rotates, and drives anti-skidding center sensor axis, generates pulse signal, prevents
Sliding sensor is connected by Profinet PN Industrial Ethernet with the first interchanger, and PLC controller acquires anti-through real-time communication
Sliding sensing data, this data via controller is interior to be arranged after algorithm process for judging whether to generate downslide situation.
Four slave stations I/O module connect lifting unit motor and brake gear using rigid line with live lifting unit
Signal and drive control, substation communication module be connected by Industrial Ethernet with second switch, in real time by collection in worksite
Signal feedback, while lifting PLC controller order is received, complete lifting unit control；Lifting motor and lifting unit use spiral shell
It tethers and connects, drive shaft is connect with reduction gearbox, is engaged by fluted disc with lifter rack.
The second switch is connect with the first interchanger using looped network by fiber optic network, and communication is reliable, data transmission
Real-time is high.
First interchanger is separately connected PLC controller and multiple HMI display screen units by Industrial Ethernet；PLC
Controller successively reads in all input states of substation I/O and data with scanning mode, according to lifting programmed logic judgement, output control
Make live lifting unit driving motor and brake；The equipment state of the simple and clear entire jacking system of display of HMI display screen, rises
The functions such as parameter setting, diagnosis, data record, alarm list drop.
The second switch connects frequency converter driving device by Industrial Ethernet, and frequency converter is according to PLC controller
The parameter settings such as order start and stop, speed, torque and protection meet driving speed requirement of the various operating conditions to lifting device motor.
The frequency converter driving device connects lifting unit motor by power cable, and more of a spud leg is driven to rise
Unit motor drops.
In conclusion advantages of the present invention and good effect are as follows: the self-elevating ocean platform goes up and down anti-skidding protection system energy
Enough realize quickly judges that platform glides, and automatic protection movement is carried out after occurring gliding.Relative to existing system, advantage exists
In:
Detailed description of the invention
Fig. 1 is the structural representation that self-elevating ocean platform provided by the embodiment of the utility model goes up and down anti-skidding protection system
Figure；
Fig. 2 is that self-elevating ocean platform provided by the embodiment of the utility model goes up and down anti-skidding protection system logic protecting frame
Figure.
In figure: 1, the anti-skidding detection sensor of the first spud leg；2, the anti-skidding detection sensor of the second spud leg；3, third spud leg is anti-skidding
Detection sensor；4, the 4th anti-skidding detection sensor of spud leg；5, PLC controller；6, the first PLC slave station I/O module；7, second
PLC slave station I/O module；8, the 3rd PLC slave station I/O module；9, the 4th PLC slave station I/O module；10, the first interchanger；11,
Two interchangers；12, the first HMI display unit；13, the 2nd HMI display unit；14, frequency-conversion drive apparatus；15, elevating motor.
Specific embodiment
For the invention, features and effects that can further appreciate that the utility model, the following examples are hereby given, and cooperates
Attached drawing 1, detailed description are as follows for attached drawing 2.
The self-elevating ocean platform goes up and down anti-skidding protection system and is provided with PLC controller main website and slave station I/O module, multiple
Slave station I/O module is connected by Industrial Ethernet with second switch 11, and multiple anti-skidding detection sensors of spud leg pass through industry
Ethernet connects the first interchanger 10, and second switch 11 is connect by fiber optic network with 10 looped network of the first interchanger；
First interchanger 10 is also separately connected PLC controller 5 and multiple HMI display screen lists by Industrial Ethernet
Member；The second switch 11 connects frequency converter driving device by Industrial Ethernet, and the frequency converter driving device passes through dynamic
Power cable connection elevating motor 15.
The self-elevating ocean platform goes up and down the lift work process that anti-skidding protection system solves existing self-elevating ocean platform
It is middle because of platform stalled glide problem caused by load unevenness, starting torque deficiency, brake fade etc., providing one kind can send out in time
The detection mode that existing platform glides, and pass through the anti-skidding protection system of lifting of PLC logical program control realization automatic protection.
It includes the anti-skidding detection sensor 1 of the first spud leg, the second spud leg that the self-elevating ocean platform, which goes up and down anti-skidding protection system,
The anti-skidding detection sensor 3 of anti-skidding detection sensor 2, third spud leg, PLC controller 5, is handed over the anti-skidding detection sensor 4 of the 4th spud leg
It changes planes, the first HMI display unit 12, the 2nd HMI display unit 13, frequency-conversion drive apparatus 14.The anti-skidding detection of first spud leg
The anti-skidding detection sensing of the anti-skidding detection sensor 2 of sensor 1, the second spud leg, the anti-skidding detection sensor 3 of third spud leg, the 4th spud leg
Device 4, frequency-conversion drive apparatus 14 are connect by Industrial Ethernet with interchanger；
The communication interface of PLC controller 5 is connect by Industrial Ethernet with interchanger, the first HMI display unit 12, second
HMI display unit 13 is connect by Industrial Ethernet with interchanger respectively；
Preferably, PLC controller 5 is connected with the first PLC slave station I/O module 6, the 2nd PLC slave station I/O by industrial network
Module 7, the 3rd PLC slave station I/O module 8 and the 4th PLC slave station I/O module 9.
Preferably, the industrial logic controller of current maturation can be used in PLC controller 5.PLC slave station I/O module can be used
Matched slave station product.
Preferably, jacking system anti-skidding detection sensor is installed at platform leg.It is anti-equipped with platform in PLC controller 5
Sliding detection program, the anti-skidding virtual protection program of platform, under detecting program by being judged through particular algorithm anti-skidding sensor signal
Sliding state, virtual protection program execute related protection act according to slip-down state.
Frequency-conversion drive apparatus 14 is connected with interchanger by Industrial Ethernet, and frequency-conversion drive apparatus 14 and driving motor use
Power cable connection.
The anti-skidding detection sensing of the anti-skidding detection sensor 1 of first spud leg, the anti-skidding detection sensor 2 of the second spud leg, third spud leg
It is connected to by Industrial Ethernet connecting line with interchanger 10 between device 3 and the anti-skidding detection sensor 4 of the 4th spud leg.
The communication interface of PLC controller 5 is connect by Industrial Ethernet connecting line with interchanger 10, and the first HMI display is single
First 12, the 2nd HMI display unit 13 is connect by Industrial Ethernet connecting line with interchanger 10 respectively.
First PLC slave station I/O module 6, the 2nd PLC slave station I/O module 7, the 3rd PLC slave station I/O module 8 and the 4th I/O
Module 9 is connect by industrial network with PLC controller 5.Interchanger 11 is connect by fiber optic network with 10 looped network of interchanger.
Frequency-conversion drive apparatus 14 is connected with interchanger by Industrial Ethernet, and frequency-conversion drive apparatus 14 and driving motor use
Power cable connection.
PLC controller 5 is by the anti-skidding detection sensor signal of industrial network real-time monitoring, in time by four anti-skidding inspections of spud leg
The status data information for surveying sensor judges for the anti-skidding detection program of platform for platform slip-down state.It goes up and down and starts in platform
When, when judging result is platform occurred to glide the execution of then interrupt start program, while holding into anti-skidding virtual protection program
Row correlation protection act cuts off the output of frequency-conversion drive apparatus 14 while locked elevating motor 15 brakes.
After lifting start-up course is completed, when platform lifting is run, the anti-skidding detection program of platform and jacking system master control
Processing procedure sequence circulation executes, and detects the anti-skidding detection sensor signal of program real-time detection, judges whether platform occurs by operation
Downslide sign, cutting immediately goes up and down primary control program and enters anti-skidding virtual protection program when there is downslide failure, and cutting frequency conversion is driven
The dynamic output of device 14 while locked driving motor brake, avoid gliding in platform lifting process and cause the damage of personnel and equipment.
It such as detects program and judges platform currently without downslide sign, then platform lifting operates normally.
Platform is gone up and down the anti-skidding guard mode information in starting/operational process and is transmitted by industrial network by PLC controller 5
It is shown to the first HMI display unit 12, the 2nd HMI display unit 13, and triggers the sound-light alarm on console and remind behaviour
Make personnel.
The anti-skidding detection sensing of the anti-skidding detection sensor 1 of first spud leg, the anti-skidding detection sensor 2 of the second spud leg, third spud leg
Device 3, the anti-skidding detection sensor 4 of the 4th spud leg are used to detect the direction of action and distance of spud leg after lifting starting；PLC controller 5
Effect is the core controller of whole system, the input and output amount of processing system, according to the corresponding logic flow of instruction execution；The
One PLC slave station I/O module 6, the 2nd PLC slave station I/O module 7, the 3rd PLC slave station I/O module 8 are distributed across each spud leg control
The long-range substation of controller at cabinet processed, for acquiring the signal of corresponding spud leg and according to core controller command output；It hands over
Change planes 11~12 be connect control system each section network components, be used for system data transmission；Frequency-conversion drive apparatus 14 according to
The instruction of controller 5 provides electrical source of power to lifting motor 15；Elevating motor 15 converts electrical energy into mechanical energy driving lifting
Device action.
The above is only the preferred embodiment to the utility model, is not made in any form to the utility model
Limitation, it is all according to the technical essence of the utility model any simple modification made to the above embodiment, equivalent variations with
Modification, is all within the scope of the technical scheme of the utility model.
Claims (2)
1. a kind of self-elevating ocean platform goes up and down anti-skidding protection system, which is characterized in that the self-elevating ocean platform lifting is anti-
Sliding protection system is provided with PLC controller main website and slave station I/O module, and multiple slave station I/O modules pass through Industrial Ethernet and the
Two interchangers are connected, and multiple anti-skidding detection sensors of spud leg connect the first interchanger, second switch by Industrial Ethernet
It is connect by fiber optic network with the first interchanger looped network；
First interchanger also passes through Industrial Ethernet and is separately connected PLC controller and multiple HMI display screen units；Described
Two interchangers connect frequency converter driving device by Industrial Ethernet, and the frequency converter driving device is connected by power cable and risen
Motor drops.
2. a kind of self-elevating ocean platform according to claim 1 goes up and down anti-skidding protection system, which is characterized in that the liter
It drops and is equipped in anti-skidding protection system for judging platform in lifting starting and operational process by anti-skidding sensor detection data
In whether generate downslide, the controller then protected according to anti-skidding relay protective scheme process.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821386177.XU CN208949863U (en) | 2018-08-27 | 2018-08-27 | A kind of anti-skidding protection system of self-elevating ocean platform lifting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821386177.XU CN208949863U (en) | 2018-08-27 | 2018-08-27 | A kind of anti-skidding protection system of self-elevating ocean platform lifting |
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| Publication Number | Publication Date |
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| CN208949863U true CN208949863U (en) | 2019-06-07 |
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| CN201821386177.XU Active CN208949863U (en) | 2018-08-27 | 2018-08-27 | A kind of anti-skidding protection system of self-elevating ocean platform lifting |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110747836A (en) * | 2019-10-29 | 2020-02-04 | 海尔海斯(西安)控制技术有限公司 | Self-elevating ocean platform lifting anti-skid protection detection system and method |
-
2018
- 2018-08-27 CN CN201821386177.XU patent/CN208949863U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110747836A (en) * | 2019-10-29 | 2020-02-04 | 海尔海斯(西安)控制技术有限公司 | Self-elevating ocean platform lifting anti-skid protection detection system and method |
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