Power device suitable for remote control emergency operation of winch hoist
Technical Field
The utility model relates to the field of emergency driving of gate opening and closing machines in water conservancy and hydropower industry, in particular to a power device suitable for remote control emergency operation of a winch opening and closing machine.
Background
In hydraulic and hydroelectric engineering, a gate is a control facility for closing and opening a water discharge passage. Is an important component of hydraulic building, and can be used for intercepting water flow, controlling water level, regulating flow, discharging sediment and floating objects, etc. The existing water conservancy gate hoist is mostly powered by a high-voltage high-power motor, and in the using process, the motor starts to run after being electrified, and an output shaft of the motor drives a lifting appliance to perform linear motion through rotary motion such as a connecting speed reducer, a winding drum mechanism and the like, so that the gate is driven to run, and further lifting and landing of the gate are realized. However, under the condition that the on-site power supply is lost or the existing electric control equipment is abnormal, the gate cannot be opened or closed. Under the conditions of extreme storm, thunder and lightning, debris flow and the like, personnel cannot arrive at the site in time to take emergency operation, or the personnel are difficult to operate under the influence of the environment, and the risk of personal injury or misoperation exists.
Based on the requirement of emergency operation, the internal combustion engine is adopted to drive the hydraulic pump to serve as a power source, and the emergency operation can be performed without depending on a high-voltage power supply. By adopting the remote control technology, personnel can judge and correctly operate the emergency operator according to the sensor and the video signal without being on site, so that the opening and closing of the gate are realized.
Disclosure of Invention
The utility model mainly aims to provide a power device suitable for remote control emergency operation of a winch hoist, which can effectively solve the problems in the background technology.
In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:
the utility model provides a power device suitable for hoist engine remote control emergency operation, includes remote master control module and hydraulic control system, hydraulic control system includes the internal-combustion engine, and is connected between internal-combustion engine and the remote master control module, be connected with hydraulic motor and headstock gear stopper pneumatic cylinder on the hydraulic control system, hydraulic pump drive hydraulic motor when the operation, headstock gear stopper pneumatic cylinder then is used for releasing the braking, guarantees braking effect, be connected with control panel on the internal-combustion engine, and the internal-combustion engine includes starter motor, rotation speed sensor, fuel level sensor and temperature sensor, be connected with headstock gear control system on the remote master control module, and electric connection between headstock gear control system and the remote master control module, headstock gear control system sends emergency operation signal when losing electricity or the trouble, (emergency system) can realize remote operation. The control panel is electrically connected with a starting battery with the safety voltage not higher than DC 36V.
Preferably, the remote main control module and the control panel are respectively provided with a multi-core connector, the internal combustion engine is connected with the multi-core connector on the remote control module, the control panel is electrically connected with the multi-core connector on the remote control module, and the multi-core connector can be used as a connecting part to realize multi-core connection, so that the use effect is ensured.
Preferably, the internal combustion engine is provided with a starting anode, a starting cathode, a stopping anode, a stopping cathode and an accelerator regulator, the starting anode, the starting cathode, the stopping anode, the stopping cathode and the accelerator regulator are electrically connected with the multi-core connector on the remote main control module, the starting anode and the starting cathode are connected with the internal combustion engine and the remote main control module to form a loop, the starting of the internal combustion engine can be realized, and the stopping anode and the stopping cathode are connected with the internal combustion engine and the remote main control module to form another loop, so that the stopping of the internal combustion engine can be realized.
Preferably, the rotating speed sensor is provided with a power anode, a power cathode, a positive and negative rotation signal and a rotating speed signal, the power anode, the power cathode, the positive and negative rotation signal and the rotating speed signal are electrically connected with the multi-core connector on the remote main control module, when the rotating speed sensor is used, the internal combustion engine is detected, the positive and negative rotation signal and the rotating speed signal are fed back to the remote main control module after detection, and then real-time induction is realized, the power anode and the signal output on the fuel level sensor are connected with the multi-core connector on the remote main control module, the fuel level sensor is used for carrying out real-time monitoring on the fuel quantity in the internal combustion engine, the power anode and the signal output on the temperature sensor are connected with the multi-core connector on the remote main control module, and the temperature sensor is used for monitoring the temperature of the internal combustion engine in real time, so that high temperature is avoided.
Preferably, the control panel comprises a starting switch, a power supply main switch, a positive junction box, a negative junction box, an internal combustion engine rotating speed display instrument and a fault signal alarm, wherein the starting switch is electrically connected with a starting motor, an ammeter and a fuse are connected to the starting switch, the internal combustion engine rotating speed is displayed on the display instrument after being detected, and the fault signal alarm plays a role in warning, so that a worker can acquire fault information at the first time.
Preferably, the positive junction box and the negative junction box are electrically connected with the multi-core connector on the control panel, and the multi-core connector on the control panel is used as a power interface to provide power output for the control component.
Preferably, the positive electrode of the starting battery not higher than the DC36V safety voltage is electrically connected with a fuse connected to the ammeter, and the negative electrode of the starting battery not higher than the DC36V safety voltage is electrically connected with a power supply main switch in the control panel, and the power supply main switch is electrically connected with the starting motor.
Preferably, the internal combustion engine rotating speed display instrument is connected with the multi-core connector on the remote main control module, and is electrically connected with the multi-core connector on the remote main control module in a bidirectional way, and the fault signal alarm is electrically connected with the multi-core connector on the remote main control module in a bidirectional way.
Compared with the prior art, the utility model has the following beneficial effects: the power device suitable for remote control emergency operation of the winch hoist is characterized in that 1, an internal combustion engine is used as a power source, high-voltage power electricity is not needed in the operation process, and personnel safety is protected;
2. the hydraulic system is adopted for control, the operation is stable, the system pressurization can be performed, and the operation safety is ensured;
3. the remote operation of the emergency operator is realized, so that operators are prevented from arriving at the scene, and the response speed of the emergency operation is improved;
4. remote operators are not interfered by conditions such as local environment, and the like, so that the operation is safe and quick, and the emergency accuracy is ensured.
Drawings
FIG. 1 is a schematic diagram of the whole structure of a power device suitable for remote control emergency operation of a hoist;
fig. 2 is an operation flowchart of a power device suitable for remote control emergency operation of a hoist according to the present utility model.
Detailed Description
The utility model is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the utility model easy to understand.
As shown in figure 1, the power device suitable for remote control emergency operation of the winch hoist comprises a remote main control module and a hydraulic control system, wherein the hydraulic control system comprises an internal combustion engine, the internal combustion engine is connected with the remote main control module, a hydraulic motor and a hoist brake hydraulic cylinder are connected to the hydraulic control system, the internal combustion engine in the hydraulic control system operates to drive the hydraulic motor to operate during operation, the hoist brake hydraulic cylinder is used for releasing braking, the braking effect is ensured, the internal combustion engine is connected with a control panel, the internal combustion engine comprises a starting motor, a rotating speed sensor, a fuel level sensor and a temperature sensor, the hoist control system is connected to the remote main control module, the hoist control system is electrically connected with the remote main control module, the hoist control system sends a remote operation instruction, remote operation can be realized, the control panel is electrically connected with a starting battery with safety voltage not higher than DC36V, the remote main control module and the control panel are both provided with multi-core connectors, the internal combustion engine is connected with the multi-core connectors on the remote control module, the control panel is electrically connected with the multi-core connectors on the remote control module, the multi-core connectors can be used as connection parts to realize multi-core connection, the use effect is ensured, the positive junction box and the negative junction box are electrically connected with the multi-core connectors on the control panel, the multi-core connectors on the control panel are used as power interfaces to provide power output for the control part, the positive electrode of the starting battery with safety voltage not higher than DC36V is electrically connected with a fuse connected with an ammeter, the negative electrode of the starting battery with safety voltage not higher than DC36V is electrically connected with a power master switch in the control panel, the power master switch is electrically connected with the starting motor.
Through the embodiment, the internal combustion engine is provided with the starting anode, the starting cathode, the stopping anode, the stopping cathode and the accelerator regulator, the starting anode, the starting cathode, the stopping anode, the stopping cathode and the accelerator regulator are electrically connected with the multi-core connectors on the remote main control module, the starting anode and the starting cathode connect the internal combustion engine and the remote main control module into a loop, the starting of the internal combustion engine can be realized, the stopping anode and the stopping cathode connect the internal combustion engine and the remote main control module into another loop, the stopping of the internal combustion engine can be realized, the power supply anode, the power supply cathode, the positive and negative rotation signals and the rotation speed signals are arranged on the rotation speed sensor, the power supply anode, the power supply cathode, the positive and negative rotation signals and the rotation speed signals are electrically connected with the multi-core connectors on the remote main control module, and the rotation speed sensor detects the internal combustion engine when in use, after detection, the positive and negative rotation signals and the rotation speed signals are fed back to the remote main control module, so that real-time induction is realized, the positive electrode and the signal output of a power supply on the fuel level sensor are connected with a multi-core connector on the remote main control module, the fuel level sensor is used for monitoring the fuel quantity in the internal combustion engine in real time, the positive electrode and the signal output of the power supply on the temperature sensor are connected with the multi-core connector on the remote main control module, the temperature sensor monitors the temperature of the internal combustion engine in real time, the high temperature is avoided, the control panel comprises a starting switch, a power supply main switch, a positive junction box, a negative junction box, an internal combustion engine rotation speed display instrument and a fault signal alarm, the starting switch is electrically connected with a starting motor, an ammeter and a fuse are connected to the starting switch, the internal combustion engine is displayed on the display instrument after being detected, the fault signal alarm plays a role in warning, the fault information can be acquired by a worker at the first time, the internal combustion engine rotating speed display instrument is connected with the multi-core connector on the remote main control module, the internal combustion engine rotating speed display instrument is electrically connected with the multi-core connector on the remote main control module in a bidirectional manner, and the fault signal alarm is electrically connected with the multi-core connector on the remote main control module in a bidirectional manner.
As shown in fig. 2, when the initial state of the winch hoist is normal, the emergency power device is standby, and the remote main control module is in a monitoring running state; judging whether the remote main control module receives an emergency operation signal of the hoist control system, returning to the step of judging when the remote operation instruction is not received, continuing to judge, when remote control is needed, carrying out remote control by a worker, sending an instruction by the emergency control system, receiving the instruction by the remote main control module and judging, after the remote main control module receives the remote operation instruction of the hoist control system, sending a signal detection to judge whether a braking system signal is closed, sending the instruction to the remote main control module when the braking system signal is closed, operating the remote main control module, starting an internal combustion engine, alarming and sending the signal through a fault signal when the braking system signal is not closed, transmitting the signal to the worker through the fault signal, stopping and checking equipment by the worker, eliminating the fault alarm, continuing to operate the system, keeping the hoist state normal, keeping the emergency power device for standby, judging by the remote main control module, respectively detecting the rotating speed, the liquid level sensor and the temperature sensor of the internal combustion engine, judging each signal, and when the signal is abnormal, stopping the fault signal, checking the shutter, and carrying out lifting and falling in the same processes. When the gate needs to be lifted, the opening value needing to be lifted is set in a comparison mode, the emergency system collects the pressure value, the emergency system automatically compares the opening value, the hydraulic control system starts to perform winch driving output after the collected pressure reaches a preset value, the brake is automatically released to brake, then whether the lifting speed of the gate meets the requirement or not is judged, when the lifting speed meets the requirement, the gate continues to be lifted to a designated position, the emergency system controls the brake cylinder to release pressure to lock the brake, and the hydraulic control system stops performing winch driving output. When the lifting speed is judged to not meet the requirement, the rotating speed of the internal combustion engine is adjusted to the requirement, and after the gate is lifted to the designated position, the remote emergency operation is finished. When the gate needs to descend, comparing opening values which are set to be descended, automatically comparing the opening values by the emergency system, starting the hydraulic system to control winch driving output, automatically releasing the brake, continuously descending the gate to a designated position under the driving action, stopping the hydraulic control system to perform winch driving output, controlling the brake cylinder to release pressure by the emergency system to lock the brake, stopping the hydraulic control system to perform winch driving output, at the moment, descending the gate to the required position, and ending the remote emergency operation.
The foregoing has described the principles, features and advantages of the present utility model. It will be apparent to those skilled in the art from this disclosure that the foregoing is not a limitation of the utility model, and that the foregoing embodiments and descriptions illustrate the basic principles and features of the utility model, but that various modifications can be made therein without departing from the spirit of the utility model, and that such modifications are intended to be within the scope of the utility model as claimed.