CN215249245U - Crane type vibroflotation device winch control system - Google Patents
Crane type vibroflotation device winch control system Download PDFInfo
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- CN215249245U CN215249245U CN202121339361.0U CN202121339361U CN215249245U CN 215249245 U CN215249245 U CN 215249245U CN 202121339361 U CN202121339361 U CN 202121339361U CN 215249245 U CN215249245 U CN 215249245U
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Abstract
The utility model relates to a ground construction technical field, concretely relates to crane type bumper hoist control system, this system includes hoist control system, real-time detection device and hoist engine brake safety control system, hoist control system can the operating condition of remote control hoist engine, real-time detection device judges whether the hoist engine is in normal operating condition according to the data information analysis who gathers, and give total controller and hoist engine brake safety control system real-time feedback, independent hoist engine brake safety control system can in time stop the hoist engine according to abnormal signal. The device aims to collect the tension, speed and acceleration values of the vibroflot through a sensor and remotely control the rising and falling of the vibrator or change the movement speed; and the working state of the vibrator is comprehensively judged and analyzed according to the information of the sensor, and an independent winch brake safety control system is combined, so that safety accidents caused by the failure of the winch can be prevented.
Description
Technical Field
The utility model belongs to the technical field of the foundation construction, concretely relates to crane type bumper shock ware hoist control system.
Background
The vibroflotation device is a common device for vibroflotation construction, and can improve the bearing capacity of the foundation, reduce the settlement, increase the stability of the foundation and improve the earthquake liquefaction resistance after vibroflotation construction is carried out on the foundation. Besides the vibroflotation device, a walking type hoisting device, a pumping and water conveying system, a control operation table and the like are needed during vibroflotation construction.
Most of the existing vibroflotation construction methods rely on a crane hoist controller to control the direction, position and speed of a vibroflotation device. In the existing construction operation, the winch can be used for controlling simple starting, stopping and positive and negative rotation speeds, the operation of the winch needs to be completed manually by an operator, the whole operation process is complex, the motion parameters of the vibroflot need to be monitored constantly, and the vibroflot can not be well applied to the existing construction environment.
The existing crane-type vibroflot is not designed with a safety protection system, and the occurrence of safety accidents is not considered under the condition that the vibroflot is excessively quickly lifted to cause the breakage of a steel wire rope in an emergency or the free falling body of a lifting rope moves in a winch failure.
SUMMERY OF THE UTILITY MODEL
In order to solve the problems that the existing crane-type vibroflot hoist has low automation degree and does not have an effective safety control system, the utility model provides a crane-type vibroflot hoist control system, which collects the pulling force, the speed and the acceleration value of the vibroflot through a sensor and can remotely control the rising and the falling of a vibrator or change the movement speed; just the utility model discloses a can comprehensive judgement analysis vibrator's operating condition combines independent hoist engine brake safety control system, when can preventing that the hoist engine from breaking down, and causes the incident.
The utility model adopts the technical proposal that:
the crane-type vibroflotation device hoisting control system comprises a hoisting machine control system, a real-time detection device and a hoisting machine brake safety control system;
the winch control system is in wireless communication connection with the master controller and comprises a frequency converter, the frequency converter is connected with the winch motor, and the winch motor is controlled through the frequency converter;
the real-time detection device comprises a tension sensor, a speed sensor and an acceleration sensor, and is in wireless communication connection with the master controller and the winch brake safety control system;
the winch brake safety control system comprises a safety control device inside the winch, and the winch is controlled to stop working through the safety control device.
Preferably, a microcontroller is arranged in the real-time detection device, the microcontroller is connected with the tension sensor, the speed sensor and the acceleration sensor, and data of the tension sensor, the speed sensor and the acceleration sensor are analyzed and then transmitted to the master controller.
Preferably, the tension sensor is arranged at the joint of the steel rope and the vibroflot, the speed sensor is arranged at the winch, and the acceleration sensor is arranged on the vibroflot.
Preferably, the master controller is a vehicle-mounted flat plate, the vehicle-mounted flat plate is arranged on the vibroflotation device crane, and the vehicle-mounted flat plate is in wireless communication connection with the winch control system and the real-time detection device.
The utility model discloses an useful part lies in:
1) the utility model discloses a hoist control system, can be long-range through the start of on-vehicle panel control hoist engine, stop and positive and negative speed, can also control the speed smooth change of hoist engine through the PID algorithm to prevent that the pulling force that the speed sudden change appears is too big, leads to the steel cable fracture, makes the condition that the vibroflot drops;
2) the utility model discloses a real-time detection device, can real-time collection tension sensor, speedtransmitter and acceleration sensor's data to after the data that will gather through microcontroller integration analysis, send the analysis state to total controller and hoist engine brake safety control system, thereby guarantee that the hoist engine is in the environment of safe work, if appear unusually can control through hoist engine brake safety control system, make the hoist engine stop;
3) the winch control system and the winch brake safety control system in the utility model are two systems which operate independently and do not interfere and control each other; when the vibration impact device rises too fast to cause the steel rope to break or the free falling body of the vibration impact device moves due to the fault of a control system of the winch, the braking safety control system of the winch is started to emergently power off the winch, or a safety control device in the winch is controlled to lock the steel rope of the winch, so that the safety fault is avoided.
Drawings
FIG. 1 is a diagram of a control system of the present invention;
fig. 2 is a flow chart of the working process of the hoist safety monitoring system of the utility model;
FIG. 3 is a schematic structural diagram of a winch control device;
fig. 4 is a schematic structural diagram of the real-time detection device.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail with reference to the following embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
The utility model is suitable for a vibroflotation method construction in the ground operation.
The hoisting control method of the crane-type vibroflot comprises the following steps:
1) the master controller sends an instruction to a winch control system to operate the winch to control the vibroflot to ascend and descend or change the speed; the winch control system adopts a PID control algorithm, so that the movement speed of the vibroflot is in a smoothly changing state. The general controller is a vehicle-mounted flat plate, the vehicle-mounted flat plate is arranged on the vibroflotation device crane, and the vehicle-mounted flat plate is in wireless communication connection with the winch control system and the real-time detection device, so that the remote control of the winch can be realized.
2) As shown in fig. 2, which is a working flow chart of the winch safety monitoring system, the real-time detection device collects data of the tension sensor, the speed sensor and the acceleration sensor in real time, and sends the data to the master controller and the winch brake safety control system after analyzing the motion state by the microcontroller in the real-time detection device; the real-time detection device uninterruptedly acquires the AD values of the tension, the speed and the acceleration, the AD values are converted into real-time data after the calculation of the microcontroller, and the microcontroller analyzes the motion state of the vibroflot. The speed sensor is an encoder, and an output signal of the encoder is transmitted to the microcontroller after being subjected to photoelectric isolation.
The data signal sent by the microcontroller is also transmitted to the master controller after being isolated by photoelectricity, and then transmitted to the frequency converter in the winch control system by the master controller, and the frequency converter controls the ascending, descending or changing speed of the winch. The photoelectric isolation can enable the transmitted signals to be more stable and accurate.
3) The winch brake safety control system judges whether the winch is in a safety state or not according to data sent by the real-time detection device, and if not, the power supply of the winch is cut off or a safety device in the winch is started to stop the winch. When the vibroflot is in an abnormal working state, a safety control device in the winch brake safety control system is started, and the safety control device can cut off the power of the winch and stop the steel strand.
As shown in fig. 1, it is a structure diagram of a hoist control system of a crane-type vibroflot, comprising a hoist control system, a real-time detection device and a hoist brake safety control system; the system comprises a winch control system, a winch brake safety control system, a main controller and a real-time device, wherein the winch control system and the winch brake safety control system are mutually independent, the winch brake safety control system works independently in the system, is not controlled by the main controller and the winch control system, only receives sensor data returned by the real-time device, judges automatically, and automatically controls the safety control device once abnormity occurs.
The winch control system is in wireless communication connection with the master controller, in the embodiment, the master controller is a vehicle-mounted flat plate, the vehicle-mounted flat plate is arranged on a vibroflot crane, the winch control system comprises a frequency converter, the frequency converter is connected with a winch motor, and the frequency converter is used for controlling the winch motor; the frequency converter in the winch control system is controlled by the control instruction sent by the master controller, and then the motor of the winch is controlled by the frequency converter, so that the vibroflotation device is controlled. As shown in fig. 3, the schematic diagram of the structure of the control system of the winch is that a signal fed back by the microcontroller is detected in real time and sent to the frequency converter, and finally the frequency converter sets the starting, stopping and speed of the winch and feeds back the state of the winch to the microcontroller.
The real-time detection device comprises a tension sensor, a speed sensor and an acceleration sensor, and is in wireless communication connection with the master controller and the winch brake safety control system; the real-time detection device integrates data collected by the tension sensor, the speed sensor and the acceleration sensor, judges whether the vibroflotation device is in a normal working state or not, sends the state to the master controller in real time to drink the winch brake safety control system, if the vibroflotation device is in the normal working state, the winch brake safety control system does not work, and if the vibroflotation device is in an abnormal state, the winch brake safety control system works to stop the winch. The main controller receives the sensor data returned by the real-time detection device, calculates through a PID algorithm, and sends a control instruction to the winch control system, so that the starting, stopping and forward and reverse rotation of the winch are controlled, and the PID algorithm can ensure that the winch runs at a smooth speed.
The winch brake safety control system comprises a safety control device inside the winch, and the winch is controlled to stop working through the safety control device. The winch brake safety control system calculates and judges the data of the sensor collected by the real-time detection device, and directly controls the safety control device inside the winch to stop the winch when a fault occurs, so that safety accidents are avoided.
As shown in fig. 4, the structure of the real-time detection device is schematically illustrated, a real-time detection microcontroller is arranged in the real-time detection device, and the real-time detection microcontroller is connected with the tension sensor, the speed sensor and the acceleration sensor, and transmits the data of the tension sensor, the speed sensor and the acceleration sensor to the master controller after analyzing the data. The tension sensor is arranged at the joint of the steel rope and the vibroflot, so that the tension on the steel rope can be accurately measured; the speed sensor is arranged at the winch and is realized by an encoder arranged at the winch; the acceleration sensor is arranged on the vibroflot and is mainly used for measuring the acceleration of the vibroflot, namely the acceleration on the steel rope. The real-time detection microcontroller can analyze and judge whether the vibroflotation device is in a normal working state at present according to the three sensors, and timely sends a control instruction when an abnormality occurs to control a safety control device inside the winch, so that a steel rope is locked to avoid a safety accident.
The above embodiments are preferred embodiments, it should be noted that the above preferred embodiments should not be considered as limitations of the present invention, and the scope of the present invention should be limited by the scope defined by the claims. It will be apparent to those skilled in the art that various modifications and enhancements can be made without departing from the spirit and scope of the invention, and such modifications and enhancements are intended to be within the scope of the invention.
Claims (4)
1. Crane type vibroflotation ware hoist control system, its characterized in that: the system comprises a winch control system, a real-time detection device and a winch brake safety control system;
the winch control system is in wireless communication connection with the master controller and comprises a frequency converter, the frequency converter is connected with the winch motor, and the winch motor is controlled through the frequency converter;
the real-time detection device comprises a tension sensor, a speed sensor and an acceleration sensor, and is in wireless communication connection with the master controller and the winch brake safety control system;
the winch brake safety control system comprises a safety control device inside the winch, and the winch is controlled to stop working through the safety control device.
2. The crane-type vibroflot hoist control system according to claim 1, characterized in that: the real-time detection device is internally provided with a microcontroller, the microcontroller is connected with the tension sensor, the speed sensor and the acceleration sensor, and data of the tension sensor, the speed sensor and the acceleration sensor are analyzed and then transmitted to the master controller.
3. The crane-type vibroflot hoist control system according to claim 2, characterized in that: the tension sensor is arranged at the joint of the steel rope and the vibroflotation device, the speed sensor is arranged at the winch, and the acceleration sensor is arranged on the vibroflotation device.
4. The crane-type vibroflot hoist control system according to claim 3, characterized in that: the general controller is a vehicle-mounted flat plate, the vehicle-mounted flat plate is arranged on the vibroflotation device crane, and the vehicle-mounted flat plate is in wireless communication connection with the winch control system and the real-time detection device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121339361.0U CN215249245U (en) | 2021-06-16 | 2021-06-16 | Crane type vibroflotation device winch control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121339361.0U CN215249245U (en) | 2021-06-16 | 2021-06-16 | Crane type vibroflotation device winch control system |
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| Publication Number | Publication Date |
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| CN215249245U true CN215249245U (en) | 2021-12-21 |
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| CN202121339361.0U Active CN215249245U (en) | 2021-06-16 | 2021-06-16 | Crane type vibroflotation device winch control system |
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2021
- 2021-06-16 CN CN202121339361.0U patent/CN215249245U/en active Active
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