CN209010017U - High pedestal jib crane control system - Google Patents
High pedestal jib crane control system Download PDFInfo
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- CN209010017U CN209010017U CN201821319465.3U CN201821319465U CN209010017U CN 209010017 U CN209010017 U CN 209010017U CN 201821319465 U CN201821319465 U CN 201821319465U CN 209010017 U CN209010017 U CN 209010017U
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- frequency converter
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- incremental encoder
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Abstract
The utility model discloses a kind of high pedestal jib crane control systems, including frequency-changing control system and PLC control system, the frequency-changing control system includes that main hoisting mechanism, auxiliary hoisting mechanism, jib lubbing mechanism, swing mechanism and big mechanism of car, main hoisting mechanism and auxiliary hoisting mechanism send pulse signal to first frequency converter and realize closed-loop vector control by the first incremental encoder of main hoisting motor institute band and the second incremental encoder of secondary hoisting motor institute band；Jib lubbing mechanism sends pulse signal to second frequency converter by the third incremental encoder of luffing motor institute band and realizes closed-loop vector control；Each frequency converter connect and monitors in real time each frequency converter voltage, electric current, speed relevant information using bus communication mode with PLC control system.The high pedestal jib crane control system that the utility model obtains, is able to satisfy the various working condition requirements of shipbuilding and dock operation, and auxiliary operation people realizes the intelligentized control method of high pedestal jib crane.
Description
Technical field
The utility model relates to a kind of crane control system, it is especially a kind of specifically for high pedestal jib crane design
High pedestal jib crane control system.
Background technique
The control system of high pedestal jib crane is all using conventional electrical equipment control mode, this routine volume electric appliance control at present
Often manipulation strength is big for system, and control security is poor, cannot be introduced into intelligent management.
Utility model content
One kind is provided and is able to satisfy shipbuilding and code purpose of the utility model is to solve above-mentioned the deficiencies in the prior art
The various working condition requirements of head operation and the high pedestal jib crane control system for realizing intelligentized control method.
To achieve the goals above, a kind of high pedestal jib crane control system designed by the utility model, including frequency conversion
Control system and PLC control system, it is characterized in that the frequency-changing control system includes main hoisting mechanism, auxiliary hoisting mechanism, luffing
Mechanism, swing mechanism and big mechanism of car, main hoisting mechanism include first contactor 1KM1, main hoisting motor 1M1 and main raising electricity
Machine 1M1 institute band the first incremental encoder 1M1PG, auxiliary hoisting mechanism include second contactor 1KM2, pair hoisting motor 2M1 and secondary
Lifting motor 2M1 institute band the second incremental encoder 2M1PG, connects by first contactor 1KM1 and drives main hoisting motor 1M1, leads to
It crosses second contactor 1KM2 and connects and drive secondary hoisting motor 2M1, main hoisting mechanism and auxiliary hoisting mechanism pass through main hoisting motor
Second incremental encoder 2M1PG of the first incremental encoder 1M1PG of 1M1 institute band and pair hoisting motor 2M1 institute band is by arteries and veins
It rushes signal and sends the first frequency converter 1INV1 realization closed-loop vector control to；
Jib lubbing mechanism includes luffing motor 3M1, luffing motor 3M1 institute band third incremental encoder 3M1PG and the second frequency conversion
Device 3INV1, jib lubbing mechanism 3M1 are sent to pulse signal by the third incremental encoder 3M1PG of luffing motor 3M1 institute band
Second frequency converter 3INV1 realizes closed-loop vector control；
Swing mechanism includes third frequency converter 4INV1 and Duo Tai turning motor a 4M1 ~ N, more turning motor 4M1 ~ N
It is connect respectively by first group of discharge cock 4FR1-N with third frequency converter 4INV1, realizes open loop V/F control model；
Big mechanism of car includes one the 4th frequency converter 5INV1 and Duo Tai cart movable motor 5M1 ~ N, more large vehicle walking electricity
Machine 5M1 ~ N passes through second group of discharge cock 5FR1-N respectively and connect with the 4th frequency converter 5INV1, realizes open loop V/F control model；
First frequency converter 1INV1, the second frequency converter 3INV1, third frequency converter 4INV1, the 4th frequency converter 5INV1 and PLC
Control system is connected using bus communication mode and monitors each frequency converter voltage, electric current, speed relevant information in real time.
The utility model plays the master in high pedestal jib crane by frequency conversion drive, frequency control combination PLC control system
The five great institutions progress frequency control for rising mechanism, auxiliary hoisting mechanism, jib lubbing mechanism, swing mechanism, big mechanism of car, in frequency control
In system, Siemens Company S120 series is can be used in frequency converter.
Frequency-changing control system provided by the utility model is able to satisfy the control requirement of the various operating conditions of equipment, raising, luffing machine
Structure uses closed-loop vector control mode, and revolution, big mechanism of car use open loop V/F control mode.Frequency converter and PLC are logical using bus
News mode, PLC can monitor the relevant informations such as frequency converter voltage, electric current, speed in real time.
When implementation, the S7-300 series of PLC of SIEMENS company is can be used in this system, and PLC passes through Profibus-DP network
It is communicated with frequency converter, is realized to control frequency converter and reading inverter current, voltage, fault message etc. to frequency converter
Monitoring.
The high pedestal jib crane control system that the utility model obtains can also configure overload protecting system, connection when in use
Dynamic platform operating system, electic protection and safety monitoring system.After configuring crane safety management system, it can monitor in real time, failure
Analysis processing, data acquisition, operation and maintenance, production statistics and whole mechanical equipment behaviour in service analysis, for statistics and analysis
Result exported in a manner of report, can effectively help maintenance personal monitor and service crane.
The high pedestal jib crane control system that the utility model obtains, the various operating conditions for being able to satisfy shipbuilding and dock operation are wanted
Ask, system can configure touch screen and CMS system, not only can auxiliary operation people realize intelligent control, additionally it is possible to it is effective to help to tie up
Repair personnel monitoring and service crane.Above-mentioned configured other management systems are not the utility model technical characteristic, herein not
It is described in detail.
Detailed description of the invention
Fig. 1 is frequency-changing control system line chart；
Fig. 2 is frequency-changing control system network structure.
Specific embodiment
The present invention will be further described with reference to the accompanying drawings and examples.
Embodiment 1:
As shown in Figure 1 and Figure 2, a kind of high pedestal jib crane control system designed by the present embodiment, including frequency control system
System and PLC control system, the frequency-changing control system include main hoisting mechanism, auxiliary hoisting mechanism, jib lubbing mechanism, swing mechanism and
Big mechanism of car, main hoisting mechanism include that first contactor 1KM1, main hoisting motor 1M1 and main hoisting motor 1M1 institute band first increase
Measure encoder 1M1PG, auxiliary hoisting mechanism includes second contactor 1KM2, pair hoisting motor 2M1 and pair hoisting motor 2M1 institute band the
Two incremental encoder 2M1PG are connected and are driven by first contactor 1KM1 main hoisting motor 1M1, pass through second contactor
1KM2 is connected and is driven secondary hoisting motor 2M1, main hoisting mechanism and auxiliary hoisting mechanism by the first of main hoisting motor 1M1 institute band
Second incremental encoder 2M1PG of incremental encoder 1M1PG and pair hoisting motor 2M1 institute band sends pulse signal to the
One frequency converter 1INV1 realizes closed-loop vector control；
Jib lubbing mechanism includes luffing motor 3M1, luffing motor 3M1 institute band third incremental encoder 3M1PG and the second frequency conversion
Device 3INV1, jib lubbing mechanism 3M1 are sent to pulse signal by the third incremental encoder 3M1PG of luffing motor 3M1 institute band
Second frequency converter 3INV1 realizes closed-loop vector control；Jib lubbing mechanism described in the present embodiment independently uses one 3INV1 pairs of frequency converter
Luffing motor 3M1 carries out frequency control.
Swing mechanism includes third frequency converter 4INV1 and Duo Tai turning motor a 4M1 ~ N, more turning motor 4M1 ~ N
It is connect respectively by first group of discharge cock 4FR1-N with third frequency converter 4INV1, realizes open loop V/F control model；Here, returning
The revolution frequency-changing control system of rotation mechanism using one drag it is more by the way of, i.e. frequency converter drives more turning motors simultaneously, this
Embodiment is that frequency converter 4INV1 drives 4 turning motor 4M1 ~ 4, swing mechanism without incremental encoder, using
Open loop V/F control model.
Big mechanism of car includes one the 4th frequency converter 5INV1 and Duo Tai cart movable motor 5M1 ~ N, more large vehicle walking electricity
Machine 5M1 ~ N passes through second group of discharge cock 5FR1-N respectively and connect with the 4th frequency converter 5INV1, realizes open loop V/F control model；
Here, the cart frequency-changing control system of big mechanism of car using one drag it is more by the way of, the present embodiment is a frequency converter 5INV1 drive
12 cart movable motor 5M1 ~ 12, big mechanism of car is not with incremental encoder, using open loop V/F control model.
First frequency converter 1INV1, the second frequency converter 3INV1, third frequency converter 4INV1, the 4th frequency converter 5INV1 and PLC
Control system is connected using bus communication mode and monitors each frequency converter voltage, electric current, speed relevant information in real time.
A kind of high pedestal jib crane control system provided in this embodiment, by frequency conversion (driving, speed regulation) control system and
PLC control system is to main hoisting mechanism, auxiliary hoisting mechanism, jib lubbing mechanism, swing mechanism, the big mechanism of car in high pedestal jib crane
Five great institutions controlled, which is able to satisfy the control requirement of the various operating conditions of equipment, and frequency converter is using west
Door subsidiary S120 series, in addition, the S7-300 series of PLC of SIEMENS company can be used in the present embodiment, PLC passes through
Profibus-DP network is communicated with frequency converter, to control frequency converter and read inverter current, voltage, fault message
Deng the monitoring realized to frequency converter.Here, Profibus-DP network is universal network title address, the professional skill of network field
Art personnel are known, do not make Chinese translation.
Claims (1)
1. a kind of high pedestal jib crane control system, including frequency-changing control system and PLC control system, it is characterized in that the frequency conversion
Control system includes that main hoisting mechanism, auxiliary hoisting mechanism, jib lubbing mechanism, swing mechanism and big mechanism of car, main hoisting mechanism include
First contactor 1KM1, main hoisting motor 1M1 and main hoisting motor 1M1 institute band the first incremental encoder 1M1PG, auxiliary hoisting mechanism
Including second contactor 1KM2, pair hoisting motor 2M1 and pair hoisting motor 2M1 institute band the second incremental encoder 2M1PG, pass through
One contactor 1KM1 connects and drives main hoisting motor 1M1, is connected by second contactor 1KM2 and drives secondary hoisting motor
2M1, main hoisting mechanism and auxiliary hoisting mechanism pass through the first incremental encoder 1M1PG of main hoisting motor 1M1 institute band and secondary
Second incremental encoder 2M1PG of lifting motor 2M1 institute band sends pulse signal to first frequency converter 1INV1 and realizes closed loop arrow
Amount control；
Jib lubbing mechanism includes luffing motor 3M1, luffing motor 3M1 institute band third incremental encoder 3M1PG and the second frequency converter
3INV1, jib lubbing mechanism 3M1 send pulse signal to by the third incremental encoder 3M1PG of luffing motor 3M1 institute band
Two frequency converter 3INV1 realize closed-loop vector control；
Swing mechanism includes a third frequency converter 4INV1 and Duo Tai turning motor 4M1 ~ N, more turning motor 4M1 ~ N difference
It is connect by first group of discharge cock 4FR1-N with third frequency converter 4INV1, realizes open loop V/F control model；
Big mechanism of car includes one the 4th frequency converter 5INV1 and Duo Tai cart movable motor 5M1 ~ N, more cart movable motors
5M1 ~ N passes through second group of discharge cock 5FR1-N respectively and connect with the 4th frequency converter 5INV1, realizes open loop V/F control model；
First frequency converter 1INV1, the second frequency converter 3INV1, third frequency converter 4INV1, the 4th frequency converter 5INV1 and PLC control
System is connected using bus communication mode and monitors each frequency converter voltage, electric current, speed relevant information in real time.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821319465.3U CN209010017U (en) | 2018-08-16 | 2018-08-16 | High pedestal jib crane control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821319465.3U CN209010017U (en) | 2018-08-16 | 2018-08-16 | High pedestal jib crane control system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209010017U true CN209010017U (en) | 2019-06-21 |
Family
ID=66829647
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821319465.3U Active CN209010017U (en) | 2018-08-16 | 2018-08-16 | High pedestal jib crane control system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209010017U (en) |
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2018
- 2018-08-16 CN CN201821319465.3U patent/CN209010017U/en active Active
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