CN216437099U - A propulsion control cabinet for electric propulsion boats and ships - Google Patents
A propulsion control cabinet for electric propulsion boats and ships Download PDFInfo
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- CN216437099U CN216437099U CN202122161136.9U CN202122161136U CN216437099U CN 216437099 U CN216437099 U CN 216437099U CN 202122161136 U CN202122161136 U CN 202122161136U CN 216437099 U CN216437099 U CN 216437099U
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Abstract
The utility model relates to a propulsion control cabinet for electric propulsion boats and ships, propulsion control cabinet includes cabinet body and cabinet door, propulsion control cabinet carries out local operation, be provided with cabinet door panel on the cabinet door, be provided with cabinet door panel button on the cabinet door panel, cabinet door panel button passes through the cable and sends the signal to propulsion control cabinet and controls, and propulsion control cabinet receives through dc-to-ac converter control motor work after the signal. The propulsion control cabinet integrates the central control box and the side propulsion cabinet into a whole, so that the installation space and the equipment weight are reduced; the number of devices and components in the devices are reduced, and therefore cost is saved.
Description
Technical Field
The utility model belongs to the technical field of boats and ships and ocean engineering, concretely relates to a propulsion control cabinet for electric propulsion boats and ships.
Background
The ship and ocean engineering equipment industry is a new strategic national industry and an important development direction of high-end manufacturing industry. The development of the marine equipment industry and the construction of the ocean compelling nation are one of the important tasks proposed by eighteen major of the Party. In recent years, with the mature development of power electronic technology, variable frequency motor manufacturing technology, motor control theory and computer control technology, the feasibility and safety of the ship electric propulsion mode are further guaranteed. The electric propulsion system has the advantages of economy, maneuverability, safety and environmental protection, so that the ship loading rate of the electric propulsion system is increased year by year, and the electric propulsion system becomes the main direction of the current ship power development.
The propulsion system is composed of a propulsion power system and a propulsion control system, wherein the propulsion power system generally comprises a propulsion frequency converter, a propulsion motor, a gear box and a propeller, and the propulsion control system is mainly used for connecting all devices through signal cables, so that the propeller is controlled to rotate through external operation and is driven to rotate. The core of the propulsion control system is a propulsion control cabinet. The electric push control cabinet consists of a central control cabinet and a push operation cabinet, wherein the central control cabinet is usually used for placing a centralized control room for data processing, and the push operation cabinet is used for placing an engine room for realizing on-site control. The drawback of such an arrangement is that: the propulsion control unit consists of two cabinets, and occupies space and weight; the two cabinets are both required to be provided with a control screen and components, so that the cost is increased; the connecting wires of the two cabinets are more, and the failure rate is increased due to external connection; the connecting lines of the two cabinets are consistent with the routes of the frequency converter and the motor, and the electromagnetic interference of a power cable between the frequency converter and the motor to a signal line is large.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome above-mentioned prior art's shortcoming, a propulsion control cabinet for electric propulsion boats and ships is proposed, unite two into one central control box and other switch boards, the protection level of propulsion control cabinet has been promoted, embed the components and parts of other switch board in propulsion control cabinet, the switch has been add simultaneously, give centralized control room and drive the accuse platform with propulsion control cabinet data information transmission, the weight of the volume of propulsion control cabinet has been reduced, the cost is reduced, the fault rate that external connection leads to has been reduced, electromagnetic interference is reduced.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a propulsion control cabinet for electric propulsion boats and ships, its characterized in that, propulsion control cabinet includes cabinet body and cabinet door, propulsion control cabinet carries out local operation, be provided with cabinet door panel on the cabinet door, be provided with cabinet door panel button on the cabinet door panel, cabinet door panel button passes through the cable and sends signal and control to propulsion control cabinet, and propulsion control cabinet receives behind the signal through inverter control motor work.
Furthermore, the propulsion control cabinet sends the feedback signal to a console control panel, and real-time data, state and alarm of the propulsion control cabinet are displayed through an ammeter, a tachometer, a state indicator lamp and an alarm lamp which are positioned on the console control panel.
Further, the feedback signal of the propulsion control cabinet comprises:
motor speed data, motor current data; a system local or remote control state, a motor running state, a power limiting state and an override running state; control power failure, main power failure alarm, frequency converter failure alarm, gear box lubricating oil high temperature alarm, gear box lubricating oil low pressure alarm and propulsion motor failure alarm.
Further, be provided with a plurality of components and parts in the propulsion control cabinet, components and parts pass through the draw-in groove to be fixed in the control box bottom, components and parts specifically include power module, PLC module, fuse, relay, AC220V socket, signal isolation module, switch and terminal row.
Further, still be provided with display screen, circuit breaker, pilot lamp on the cabinet door panel, cabinet door panel button includes change over switch.
Further, the cabinet door panel includes:
the device comprises a buzzer, a starting button, a stopping button, an accelerating button, a decelerating button, a forward rotation button, a reverse rotation button, a local button, a remote control button, a reset button, an emergency stop button, a ready button, a motor operation button, a reset button, a comprehensive fault button, a DC24V power indicator lamp, an AC220V power indicator lamp, a propulsion motor heater breaker, a propulsion motor cooling fan breaker, a propulsion frequency converter power supply and a display screen.
Further, the control power supply of propulsion switch board comes from alternating current distribution board AC220V and low pressure charge and discharge board DC24V, and control power supply adopts two electric systems, hot backup to compare with prior art, the utility model discloses following beneficial effect has:
the central control box and the side cabinet of the propelling machine are combined into a whole, so that the installation space and the equipment weight are reduced; the number of equipment and components in the equipment are reduced, so that the cost is saved; the number of components and external lines is reduced, so that the failure rate is reduced; the signal wires on the same path with the power cable are changed into signal wires in the whole built-in cabinet body, and meanwhile, a signal isolation module is added, so that the signal precision is greatly improved; and a switch is additionally arranged, so that the data transmission capability is improved.
In the present invention, other features and advantages of the present invention will become apparent from the following detailed description of exemplary embodiments of the present invention with reference to the accompanying drawings.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description, serve to explain the principles of the invention.
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without inventive labor.
Fig. 1 is an internal view of a propulsion control cabinet body for an electric propulsion ship according to the present invention;
fig. 2 is a structural diagram of a propulsion control cabinet door for an electric propulsion ship of the present invention;
wherein: 1. a signal isolation module; 2. a relay; 3. a switch; 4. a fuse; 5. An AC220V outlet; 6. a terminal block; 7. an indicator light; 8. a transfer switch; 9. a display screen; 10. a circuit breaker.
Detailed Description
Reference will now be made in detail to the exemplary embodiments, examples of which are illustrated in the accompanying drawings. When the following description refers to the accompanying drawings, like numbers in different drawings represent the same or similar elements unless otherwise indicated. The embodiments described in the following exemplary embodiments do not represent all embodiments consistent with the present invention. Rather, they are merely examples of apparatus consistent with certain aspects of the invention, as detailed in the following claims.
In order to make those skilled in the art better understand the technical solution of the present invention, the present invention will be further described in detail with reference to the accompanying drawings and the embodiments.
The utility model provides a propulsion control cabinet for electric propulsion boats and ships, propulsion control cabinet includes cabinet body and cabinet door, propulsion control cabinet carries out local operation, be provided with cabinet door panel on the cabinet door, be provided with cabinet door panel button on the cabinet door panel, cabinet door panel button sends signal and controls to propulsion control cabinet through the cable, and propulsion control cabinet receives behind the signal through inverter control motor work.
Further, the propulsion control cabinet sends a feedback signal to a console control panel, and real-time data, state and alarm of the propulsion control cabinet are displayed through an ammeter, a tachometer, a state indicator lamp 7 and an alarm lamp which are positioned on the console control panel.
Further, the feedback signal of the propulsion control cabinet comprises:
motor speed data, motor current data; the system comprises a local or remote control state, a motor running state, a power limiting state and an override running state; control power failure, main power failure alarm, frequency converter failure alarm, gear box lubricating oil high temperature alarm, gear box lubricating oil low pressure alarm and propulsion motor failure alarm.
Further, be provided with a plurality of components and parts in the propulsion control cabinet, components and parts pass through the draw-in groove to be fixed in the control box bottom, components and parts specifically include power module, PLC module, fuse 4, relay 2, AC220V socket 5, signal isolation module 1, switch 3 and terminal row 6.
Further, still be provided with display screen 9, circuit breaker 10, pilot lamp 7 on the cabinet door panel, cabinet door panel button includes change over switch 8.
Further, the cabinet door panel includes:
the device comprises a buzzer, a starting button, a stopping button, an accelerating button, a decelerating button, a forward rotation button, a reverse rotation button, a local button, a remote control button, a reset button, an emergency stop button, a ready button, a motor operation button, a reset button, a comprehensive fault button, a DC24V power indicator lamp, an AC220V power indicator lamp, a propulsion motor heater breaker 10, a propulsion motor cooling fan breaker 10, a propulsion frequency converter power supply and a display screen 9.
Further, the control power supply of the propulsion control cabinet is from an alternating current distribution board AC220V and a low-voltage charging and discharging board DC24V, and the control power supply adopts double-power and hot backup
The following is described with reference to specific process procedures:
example 1:
as shown in fig. 1-2, the utility model provides a propulsion control cabinet for electric propulsion boats and ships, propulsion control cabinet include cabinet body and cabinet door, are provided with cabinet door panel on the cabinet door, are provided with cabinet door panel button on the cabinet door panel, and console button and cabinet door panel button send the signal and control to propulsion control cabinet through the cable, and propulsion control cabinet receives behind the signal through inverter control motor work, and the motor drive screw is rotatory.
After the power supply is switched on, the propulsion control cabinet is in a local operation mode beside the machine, the local control cabinet sends signals to the inverter, the motor is further controlled to rotate forwards or backwards, and the ship can be accelerated or decelerated to operate to move forwards or backwards in the two modes of rotation forwards and backwards.
AC220V alternating current is from the input power of terminal block 6, converts DC24V through power module, plays the unidirectional flux effect because of the diode, is connected with the DC24V of input and constitutes dual power supply circuit, and each branch road relay 2 monitors the power input state of each way respectively for cabinet door panel power is instructed, simultaneously with signal acquisition entering PLC, is used for the warning of monitoring screen display and corresponding power failure. A power socket is arranged, and the power system AC220V is convenient for field debugging and power utilization. The air circuit breaker is arranged on a cabinet door and is in a closed state in daily life, the power supply of the frequency converter is controlled by the corresponding relay 2, and the fan of the propulsion motor and the heater of the propulsion motor operate to control the corresponding relay 2 by the PLC according to the feedback detection state of the temperature of the motor. The built-in switch 3 greatly increases data transmission capability through communication, randomly increases switching value and analog quantity modules according to requirements, and increases hard line expansion capability.
The CPU of the PLC, the display screen 9, the substation propulsion frequency converter and the PMS of the main station power distribution cabinet are connected through the Ethernet and the switch 3, and meanwhile, other slave stations can be expanded, so that the data acquisition and processing capacity is greatly improved.
When the operation mode is switched to the local state, the change-over switch 8 is rotated as required to select a forward and reverse rotation signal of the motor to be sent to the frequency converter, the remote control operation is disabled through software and hardware interlocking, and when the operation mode is switched to the remote control state, the relay 2 is controlled by software to determine the forward and reverse rotation. The start-stop system is similar to the start-stop system, the reset signal does not need software failure interlocking, and the reset button can be effectively pressed at any time and any place. The type of the signal input into the propulsion frequency converter is controlled by the relay 2, when the signal is at a high level, the analog quantity input is effective, and when the signal is at a low level, the digital quantity input is effective. And (4) propelling operation, wherein the emergency stop operation is a normally closed point, a panel of the driving console and the propelling cabinet are connected into the propelling frequency converter in series through hard wires, the emergency stop button at any position is conveniently tapped, the emergency stop branch is powered off, the propelling frequency converter is used for emergency stop, and meanwhile, the driving console and the propelling cabinet give out sound and light alarm.
The analog quantity signal is provided with a signal isolation module 1, so that interference is eliminated, and the signal transmission precision is improved. The analog quantity signal type is usually 0-10V, 0-20mA, 4-20mA and the like, a corresponding channel is selected according to the type of an input component, a marine twisted pair shielding cable is selected as a connecting cable, and meanwhile, in order to ensure that the signal is not interfered by a power cable, the signal isolation module 1 is arranged for on-line signal input, so that the precision is improved.
The above description is only exemplary of the invention, and is intended to enable those skilled in the art to understand and implement the invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention.
It is to be understood that the present invention is not limited to what has been described above, and that various modifications and changes may be made without departing from the scope thereof. The scope of the present invention is limited only by the appended claims.
Claims (7)
1. The utility model provides a propulsion control cabinet for electric propulsion boats and ships, its characterized in that, propulsion control cabinet includes cabinet body and cabinet door, propulsion control cabinet carries out local operation, be provided with cabinet door panel on the cabinet door, be provided with cabinet door panel button on the cabinet door panel, cabinet door panel button passes through the cable and sends signal and control to propulsion control cabinet, and propulsion control cabinet receives behind the signal through inverter control motor work.
2. The propulsion control cabinet for an electric-propelled ship as claimed in claim 1, wherein the propulsion control cabinet sends a feedback signal to a console control panel, and displays real-time data, status and alarm of the propulsion control cabinet through an ammeter, a tachometer, a status indicator lamp and an alarm lamp on the console control panel.
3. A propulsion control cabinet for an electric propulsion vessel as claimed in claim 2, wherein the feedback signal of the propulsion control cabinet comprises:
motor speed data, motor current data; the system comprises a local or remote control state, a motor running state, a power limiting state and an override running state; control power failure, main power failure alarm, frequency converter failure alarm, gear box lubricating oil high temperature alarm, gear box lubricating oil low pressure alarm and propulsion motor failure alarm.
4. The propulsion control cabinet for the electric propulsion ship as claimed in claim 1, wherein a plurality of components are arranged in the propulsion control cabinet, the components are fixed at the bottom of the control box through clamping grooves, and the components specifically comprise a power supply module, a PLC module, a fuse, a relay, an AC220V socket, a signal isolation module, a switch and a terminal block.
5. The propulsion control cabinet for the electric-propelled ship as claimed in claim 1, wherein a display screen, a circuit breaker and an indicator light are further arranged on the cabinet door panel, and the cabinet door panel button comprises a change-over switch.
6. A propulsion control cabinet for an electric propelled marine vessel according to claim 1, characterised in that the cabinet door panel comprises:
the device comprises a buzzer, a starting button, a stopping button, an accelerating button, a decelerating button, a forward rotation button, a reverse rotation button, a local button, a remote control button, a reset button, an emergency stop button, a ready button, a motor operation button, a comprehensive fault button, a DC24V power indicator lamp, an AC220V power indicator lamp, a propulsion motor heater breaker, a propulsion motor cooling fan breaker, a propulsion frequency converter power supply and a display screen.
7. A propulsion control cabinet for an electric propulsion ship as claimed in claim 1, wherein the control power supply of the propulsion control cabinet is from AC distribution board AC220V and low voltage charging and discharging board DC24V, and the control power supply adopts dual power, hot standby.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122161136.9U CN216437099U (en) | 2021-09-08 | 2021-09-08 | A propulsion control cabinet for electric propulsion boats and ships |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122161136.9U CN216437099U (en) | 2021-09-08 | 2021-09-08 | A propulsion control cabinet for electric propulsion boats and ships |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216437099U true CN216437099U (en) | 2022-05-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122161136.9U Active CN216437099U (en) | 2021-09-08 | 2021-09-08 | A propulsion control cabinet for electric propulsion boats and ships |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216437099U (en) |
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2021
- 2021-09-08 CN CN202122161136.9U patent/CN216437099U/en active Active
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