10results about How to "Safe dismantling" patented technology

The invention provides an offshore project demolition operation whole process monitoring system. The system comprises a data acquisition module, a work ticket generation module, a demolition operation path planning module, a demolition data collection and homing module, an illegal behavior identification module, a risk analysis module and a visualization module. The whole process of dismantling operation is monitored under the condition that a complex marine environment is considered, and a work ticket generation module is used for generating a work operation ticket; generating an operation path planning graph by using a dismantling operation path planning module; the illegal behavior recognition module is used for monitoring illegal behaviors in the demolition operation process for accurate recognition, the risk analysis module is used for recognizing and feeding back risk types possibly corresponding to the illegal behaviors, and meanwhile potential risks in the demolition operation process are analyzed for content recognition; through effective monitoring, the safety and efficiency of operation can be improved.

The application discloses a disassembling device for disassembling a wedge key of a crushing device, which comprises a connecting support fixedly arranged for being connected with the crushing device, and a puller assembly capable of moving relative to the connecting support. The puller assembly comprises a positioning member for holding the wedge key to be disassembled and a pull rod. The connecting support is provided with a movable cavity for accommodating the positioning member. The positioning member is movably arranged in the movable cavity. One end of the pull rod is movably arranged on the connecting support. At least one end of the pull rod extends into the movable cavity and is connected with the positioning member, so as to drive the positioning member to move in the movable cavity, adjust the remaining space in the movable cavity, adapt to different pulling strokes, and disassemble the wedge key.

The utility model provides a construction structure used for stabilizing a large-angle inclined pier column, which comprises four fixed anchors, a winch anchor, a plurality of winch anchors, a plurality of winch anchors, a plurality of winch anchors, a plurality of winch anchors, a plurality of winch anchors, a plurality of winch anchors, a plurality of winch anchors and a plurality of winch anchors, and is characterized in that the four fixed anchors are arranged at four symmetrical positions of the inclined pier column; the closed ring steel wire ropes comprise a first closed ring steel wire rope and second closed ring steel wire ropes, the first closed ring steel wire rope is arranged at the bottom of the inclined pier column, and multiple layers of second closed ring steel wire ropes are sequentially arranged at the top end of the inclined pier column from top to bottom; the inhaul cable comprises an inclined inhaul cable and a horizontal inhaul cable, the horizontal inhaul cable is connected with the first closed ring steel wire rope and the fixed anchorage through a first pulley block, and the inclined inhaul cable is connected with the second closed ring steel wire rope and the fixed anchorage through a second pulley block. When the structure is used, the horizontal cable stabilizes the bottom of the pier column, and the inclined stay cable stabilizes the top of the pier, so that the pier column does not continuously incline and does not topple over, and favorable conditions are created for safely dismantling the pier column in the next stage.

The utility model discloses an excitation network-related test cable switching device, which comprises an excitation voltage test wire clamp, an excitation current test wire clamp, a test wire plugging port, a test transfer cable, a disconnectable terminal, a guide rail, an insulating bottom plate, an insulating box body and an insulating cover plate, wherein the first end of the excitation voltage test wire clamp is used for being connected with a rotor side port of a generator to be tested, the second end of the excitation voltage test wire clamp is connected with the disconnectable wiring terminal through a corresponding test wire plugging port and a test transfer cable, and the disconnectable wiring terminal can be accessed to a tester excitation voltage through the test transfer cable; the first end of the excitation current test wire clamp is used for being connected with an excitation shunt port of a generator to be tested, and the second end of the excitation current test wire clamp is connected with the disconnectable wiring end through the corresponding test wire plugging port and the test transfer cable. The device can be used in a no-load or grid-connected state of a generator, test cables can be conveniently and safely dismounted, and the operation risk of a unit due to temporary test wiring is reduced.

The invention provides a lightweight building dismantling machine for a frame structure building and a dismantling method. The lightweight building dismantling machine is used for dismantling the frame structure building. The lightweight building dismantling machine comprises a plurality of lifting systems, a frame system and a panel system. The lifting system comprises a column top piece, a lifting frame, a force holding frame and a fixing piece and can be connected with a frame column of a to-be-dismantled frame structure building. The frame system is connected to the lifting system, and the panel system covers the frame system; the frame system and the panel system are correspondingly provided with a tower crane opening and a material conveying opening. According to the invention, building materials and mounting and dismounting time required for erecting a supporting structure are saved, and the use is more flexible; the lifting system can be switched among four use states, is stable in connection, reasonable in force transmission path, easy to control and simple and convenient to operate, and realizes efficient and continuous operation; the overall stability is high, the safety is high, the external environment is prevented from being polluted, energy is saved, the construction period is shortened, and the construction cost is reduced.

The method for dismantling the hanging flower basket I-beam on the external wall of the present invention relates to the technical field of building construction. The present invention dismantles the scaffolding and retains the first step scaffolding body; uses the first step scaffolding body as the construction work surface to dismantle the upper pull rod, passes a rope through the ear plate hole of the flower basket I-beam and firmly knots it, fixes the other rope loop to the anchor end of the flower basket I-beam, introduces the lifting ends of the two ropes into the room, and dismantles the first step scaffolding body; then hangs the lifting ends of the two ropes on the hook indoors, and removes the fastening nut of the flower basket I-beam on one side indoors; withdraws the fastening bolt of the flower basket I-beam, and lifts the flower basket I-beam from the external wall by the hook. The present invention can dismantle the flower basket I-beam in the air by the suspension method indoors, so that there is no need to leave a lower layer of scaffolding to provide a work surface for dismantling the upper layer of scaffolding and the flower basket I-beam.

The invention discloses a tool for vertically jacking and dismantling a bracket under a limited space condition, which comprises an outer sleeve frame erected outside the bracket to be dismantled, and a stable clamp used for connecting the bracket to be dismantled and the outer sleeve frame, the fixed end of the jacking system is installed on the outer sleeve frame, the telescopic end of the jacking system is installed on a support to be dismantled, and the jacking system is used for jacking the support to be dismantled; the sliding beam system is arranged at the bottom of the support to be dismantled. According to the construction method for vertically jacking and dismantling the support, under the limited space condition, a stable clamp of an outer sleeve frame is used for conducting stress conversion on the steel pipe pile support, a jacking system is lowered, and the steel pipe pile support is dismantled from bottom to top; the steel pipe pile support can be safely and rapidly dismantled under the limited space condition, the risk of high-altitude operation is avoided, and the dismantling quality of a steel pipe pile is guaranteed.

The utility model discloses a special lifting appliance for overhauling a main engine of a steel pipe magnetic flux leakage flaw detector, which comprises a C-shaped lifting appliance, the C-shaped lifting appliance comprises a bearing end, a cross beam and a lifting arm, the cross beam and the lifting arm are connected to two ends of the bearing end, the lifting arm is used for being connected with hoisting equipment, and the upper end of the bearing end is detachably connected with an anti-rotating plate close to the cross beam. The tail end of the bearing end is connected with a positioning plate in a welding or detachable manner, the extension length of the bearing end is greater than the length of the suspension arm, and the C-shaped lifting appliance extends into a rotating cylinder of the magnetic flux leakage flaw detector, is in contact with the inner wall and is fixed at the bearing end. According to the utility model, the mounting, dismounting and overhauling processes of the magnetic flux leakage flaw detector can be greatly simplified, and the overhauling efficiency and the maintenance efficiency of equipment are improved. After the C-shaped lifting appliance for the magnetic flux leakage flaw detector is adopted, the maintenance time is about 50 hours, and the time can be saved by 24 hours. And the use efficiency and the productivity of the magnetic flux leakage flaw detector are effectively improved.

The utility model provides a vulcanizing machine pressurizing device relates to coal mine downhole vulcanization operation technical field, and especially relates to the pressurization technical field of belt vulcanization operation. A vulcanizing machine pressurizing device, including water supply pipeline, connecting hose and pressurizing gun, the pressurizing gun includes the female pipe, the gun head and pressure gauge, and the pressure gauge and the gun head set up on the female pipe, and the female pipe is connected with water supply pipeline through the connecting hose, and the connecting place of water supply pipeline and connecting hose is provided with main water supply valve, and the connecting place of female pipe and connecting hose is provided with the connector, and is provided with the pressure relief valve on the connector. The utility model discloses the technical scheme overcomes the problem of the existing technology when removing the connecting hose, and the hose under pressure influences the operation safety.

The utility model discloses a pin dismounting device for bent insertion of a single-row pin. The pin dismounting device comprises a positioning seat, a sliding plate, a screw and a positioning pin, a sliding plate capable of transversely sliding left and right is arranged at the upper end of the positioning seat; the right end of the positioning seat is longitudinally provided with a bent insertion single-row needle; the sliding plate is connected with the positioning seat through a screw; a positioning pin is arranged at the right end of the positioning seat; the positioning pin is used for being in contact with the front side of the insulator of the bent insertion single-row pin; and the sliding plate is used for pushing the to-be-dismounted pin in the bent insertion single-row pin to the right to finish the dismounting operation when the sliding plate slides left and right in the transverse direction. The pin dismounting device for the bent-insertion single-row pin is scientific in structural design, can safely and reliably dismount the pin at a specified position in the bent-insertion single-row pin, effectively prevents the pin and an insulator from being damaged, guarantees the dismounting work quality, and has great practical significance.