厢货式伸缩臂高空作业车

Multi-degree-of-freedom rotation amplitude changing mechanism of boom type bridge detection vehicle and working method

The invention discloses a multi-degree-of-freedom rotation amplitude changing mechanism of an arm frame type bridge detection vehicle and a working method.The mechanism comprises a lifting arm body, one end of the lifting arm body is hinged to a bridge detection vehicle, the other end of the lifting arm body is hinged to a connecting frame, the telescopic end of a first telescopic component is hinged to the bridge detection vehicle, and the fixed end of the first telescopic component is hinged to the lifting arm body; the fixed end of the second telescopic part is hinged to the lifting arm body, the telescopic end of the second telescopic part is hinged to the connecting frame, and when the first telescopic part moves, the lifting arm body is driven to rotate relative to the bridge detection vehicle; when the second telescopic component moves, the connecting frame is driven to rotate relative to the lifting arm body; a swing oil cylinder is fixed to the connecting frame, a connecting base ...

Redundant communication system and method suitable for insulating arm overhead working truck

The invention discloses a redundant communication system suitable for an insulating arm overhead working truck. The redundant communication system comprises a getting-off IO module, a rotary table communication control unit and a platform communication control unit. The getting-off IO module, the rotary table communication control unit and the platform communication control unit are in communication connection through a communication loop. The communication loop comprises four CAN loops, an optical fiber communication loop and a wireless communication loop; the getting-off IO module is in communication connection with the rotary table communication control unit through four CAN loops. The rotary table communication control unit and the platform communication control unit are in communication connection through an optical fiber communication loop or a wireless communication loop. According to the invention, the reliability of data communication is ensured to a great extent, and the operation ...

Robot working bucket control system of insulated boom truck

The invention discloses a robot working bucket control system for an insulated boom truck, and relates to the technical field of hot-line work, when the boom truck is electrified, a lower truck controller outputs a working bucket hydraulic circuit switching valve according to design time, a hydraulic oil circuit enters a working bucket valve group, and the working bucket valve group uses an O-shaped meso-position function; a pressure relay is connected to a pressure measuring port, a pressure relay switch is switched on during pressure building, a working bucket controller power supply is connected to the pressure relay switch, the working bucket controller is powered on, meanwhile, power is output to a power supply relay, and the power supply relay switch is connected to a power supply loop in parallel. And at the moment, the platform hydraulic circuit stops supplying oil, and after the hydraulic pressure relay is disconnected, the power supply relay can still continuously supply power ...

Ground wire hooking device

The ground wire hooking device comprises a conductor end wire clamp and an insulating rod, a locking column is arranged at the bottom of the conductor end wire clamp, a rotary opening and closing locking mechanism capable of clamping the locking column is installed at the top end of the insulating rod, a clamping seat rotates to be close to a fixing seat, a clamping hook rotates to be matched with a clamping column, and then clamping and fixing of the locking column are achieved. The operation convenience and the connection stability of connection are ensured, the overall time for switching operation of operation and maintenance personnel can be greatly reduced by shortening the operation time for assembling and disassembling the grounding wire, so that the equipment state can quickly reach the stable state required by a dispatching order, on one hand, the operation and maintenance personnel can concentrate on operation and do not fight for a long time, and the fatigue degree is relieved ...

Ferrocene-based metal organic framework material as well as preparation method and application thereof

The invention discloses a ferrocene-based metal organic framework material as well as a preparation method and application thereof, and belongs to the technical field of biological pharmacy. The preparation method comprises the following steps: dissolving 1, 1 '-ferrocene dicarboxaldehyde in propionic acid, dropwise adding acetic anhydride, stirring in a protective atmosphere, dropwise adding heavy steamed pyrrole, heating until reflux continues to react, cooling to room temperature after the reaction is finished, carrying out suction filtration to obtain a black solid, and washing and drying to obtain the ferrocene-based metal organic framework material. According to the metal organic framework material Fc-PP-POP taking ferrocene and porphyrin as structural units, the synergistic antibacterial effect can be realized through PTT and CDT, the antibacterial effect is remarkable, the biocompatibility is good, and no toxic or side effect exists.

One-key start-stop unattended coal conveying system and control method

The invention discloses a one-key start and stop unattended automatic coal conveying system and a control method. An automatic control system is adopted to control devices and belts in the coal conveying system, and the control system is in communication connection with a superior industrial control computer; the operation delay time of each device and a belt of the coal conveying system is set, and the devices and the belt in the coal conveying system are controlled to work through interlocking of driving circuits of the devices and the belt according to the delay time, so that one-key start and stop, automatic coal feeding and night unattended operation of the coal conveying system are realized. The problems that the system needs to be manually started and stopped in a dispersed mode and manual misoperation is caused are solved, the working time of personnel in a severe environment is shortened, and the occupational disease occurrence probability is reduced; and meanwhile, the power consumption ...

Intelligent monitoring system for auxiliary network of thermal power plant

The invention belongs to a thermal power plant auxiliary network control system and discloses a thermal power plant auxiliary network intelligent monitoring system which comprises an ash conveying monitoring system, a coal conveying monitoring system, a desulfurization monitoring system, a chemical water monitoring system and a monitoring terminal. The ash conveying monitoring system is used for monitoring equipment parameters in the ash removal system in real time; the coal conveying monitoring system is used for monitoring equipment parameters in the coal conveying system in real time; the desulfurization monitoring system is used for monitoring equipment parameters of the desulfurization system in real time; the chemical water monitoring system is used for monitoring equipment parameters of the chemical water system in real time; and the monitoring terminal is used for displaying the four monitoring systems and the parameters thereof in a partitioned and integrated manner. According ...

Insulation arm type greening comprehensive maintenance vehicle and electrical control method

The invention discloses an insulating arm type greening comprehensive maintenance vehicle and an electrical control method. The maintenance vehicle comprises a swing mechanism, a first arm frame assembly, a second arm frame assembly, an insulating arm body, a cutter assembly, a first electrical control module and a second electrical control module. The battery pack, the central processing unit and the wireless signal transmission module are additionally arranged on the tool assembly device, wireless transmission of bus data is achieved through the wireless signal transmission module, signal communication is conducted with the central processing unit and the remote controller of the rotary table part, and wireless operation control over an arm head tool is achieved; an operator can operate the whole vehicle only through a remote controller, wireless remote control over the arm head cutter is achieved, control and communication are conducted without laying a cable, and the problem that the ...