10results about How to "Quick exit" patented technology

This invention discloses an energy meter with a built-in high-current relay, relating to the field of energy meter technology. The energy meter includes a meter box containing a control panel and a relay. A wiring plate is embedded in the end face of the meter box. A through hole is formed in the center of the front of the wiring plate, and wire holes are formed at both ends of the front of the wiring plate. A conical protrusion is movably fitted inside the through hole, and a main rod is fixedly connected to the outer end face of the conical protrusion. This invention overcomes the shortcomings of existing technologies, achieving efficient wiring, stable conductivity, precise clamping, and quick assembly and disassembly. It solves the problems of complex wiring, poor contact, inconvenient maintenance, and low safety in traditional energy meters, and has high social value and application prospects.

The utility model relates to a pipeline dredging device with an adjustable pipe diameter. The pipeline dredging device comprises an upstream connecting ring, a downstream connecting ring, a main shaft, a fixed top block, a hydraulic piston device, a sliding block, a connecting auxiliary rod, a connecting main rod and an upper end top block, the upstream connecting ring and the downstream connecting ring are fixedly connected to the two ends of the main shaft respectively, the main shaft is sequentially sleeved with the fixed top block, the hydraulic piston device, the sliding block and the upper end top block, the fixed top block and the upper end top block are both fixedly connected with the main shaft, the fixed end of the hydraulic piston device is connected with the fixed top block, and the telescopic end of the hydraulic piston device is connected with the sliding block. One end of the connecting main rod is rotatably connected to the top block at the upper end, and the two ends of the connecting auxiliary rod are rotatably connected with the sliding block and the connecting main rod respectively. Compared with the prior art, the pipeline dredging device has the advantages of being capable of adapting to different pipeline environments, high in universality, capable of ensuring smooth dredging operation and the like.

The invention relates to the field of ocean engineering, in particular to a telescopic drill rod supporting device and an offshore directional drilling system, and aims to relieve the technical problem of low construction efficiency of offshore directional drilling in related technologies. The telescopic drill rod supporting device comprises a supporting ship. The multiple sections of supporting boxes are distributed in a straight line and connected to form a supporting unit, and one end of the supporting unit is hinged to the stern of the supporting ship; the buoyancy tanks are arranged at the ends, away from the supporting ship, of the supporting tanks; and the driving mechanism is arranged between the two adjacent supporting boxes and used for driving one section of supporting box, away from the supporting ship, in the two adjacent supporting boxes to retract into or extend out of the other section of supporting box. The offshore directional drilling system includes a retractable drill rod support device. According to the telescopic drill rod supporting device, rapid building and withdrawing of an offshore directional drilling system can be achieved, the efficiency of offshore directional drilling operation is improved, and meanwhile safety and reliability during offshore directional drilling operation can be guaranteed.

The invention relates to the technical field of foramen endoscope operation positioning nails, in particular to a degradable developing positioning nail for a lumbar foramen endoscope operation. According to the technical scheme, the nail comprises a threaded nail body and a nail cap fixedly connected to the end of the threaded nail body, and further comprises a marking structure arranged at the end of the nail cap and used for recognizing a positioning point; the torsion stress groove is formed in the operation end of the nail cap, and a lock rod groove piece is formed in the torsion stress groove; the end of the rectangular rod is connected with a lock head piece connected with the lock rod groove piece in a locked mode, and a springback piece is arranged at the tail end of the transmission rod. The torsion stress groove and the lock rod groove piece are formed in the end of the nail cap, and the lock head piece can be stably connected into the lock rod groove piece under the cooperation of the springback piece; the tapered end piece and the rectangular rod can be withdrawn quickly without loosening the threaded nail body subsequently, so that the positioning stability of the threaded nail body is remarkably improved; and the threaded nail body, the tip part and the nail cap are all made of degradable materials and do not need to be taken out after an operation, so that the operation safety and the patient comfort are improved.

The invention discloses a suspension line knotting auxiliary tool and method in intraocular lens suspension, and relates to the technical field of suspension line knotting, the suspension line knotting auxiliary tool comprises a needle head assembly, and the needle head assembly comprises a needle head tube and an auxiliary knotting tube; one end of the needle tube is a piercing end, and an annular winding and knotting groove is coaxially formed in the position, close to the piercing end, of the inner circumferential wall of the needle tube. An operation through hole is formed in the peripheral wall of the needle head tube corresponding to the winding and knotting groove; one end of the auxiliary knotting tube can be matched with the other end of the needle tube to coaxially penetrate into and extend into the winding knotting groove in a sliding manner, so that a suture line winding knotting shaping end is formed; an inner hole in one end of the auxiliary knotting tube is an intraocular lens loop penetrating hole; a threading groove is formed in the inner peripheral wall of the needle head tube in the length direction; one end of the threading groove is communicated with the winding knotting groove, and the other end of the threading groove extends to the other end of the needle head tube. The device can assist a doctor in knotting operation between a suture line and an intraocular lens loop during intraocular lens suspension, is simple to operate, and is beneficial to reducing the risk of tissue injury in eyes of a patient.

The utility model relates to the field of building curtain walls, in particular to an environment-friendly garden building curtain wall. The green and environment-friendly garden building curtain wall comprises a supporting frame. A curtain wall is arranged on the inner side of the supporting frame, and a plurality of green plant planting grooves distributed at equal intervals are formed in one side of the curtain wall. Wherein a connecting assembly is arranged in the curtain wall, and the curtain wall and the supporting frame can be assembled or separated through the connecting assembly; adjusting assemblies are arranged at the positions, located at the two ends of each green plant planting groove, of one side of the curtain wall, and the angles of the green plant planting grooves can be adjusted through the adjusting assemblies. According to the green and environment-friendly garden building curtain wall, great convenience is brought to installation and maintenance of the curtain wall through the design of the connecting assembly, the curtain wall and the supporting frame can be assembled and separated easily and rapidly, the curtain wall can be overhauled, replaced and the like conveniently, the maintenance cost and difficulty are remarkably reduced, and the service life of the curtain wall is prolonged. And the influence of maintenance work on normal use of the building is reduced.

This utility model relates to the technical field of tunnel boring machine equipment, specifically to a rotary insertion type cutter mounting structure, including a cutter, a first cutter cylinder, and a second cutter cylinder. The first and second cutter cylinders are detachably connected. A connecting device is also included, comprising a cutter shaft and a boss. The second cutter cylinder has a cavity and a first slot communicating with the cavity. A second slot is also provided on the second cutter cylinder, penetrating through it and extending into the cavity. The cutter shaft slides in cooperation with the first and second cutter cylinders. The boss is fixedly mounted on the cutter shaft, located within the first slot. The cutter is detachably connected to the cutter shaft. Through the arrangement of the first slot, the second slot, and the cavity, the boss on the cutter shaft can quickly enter the first slot along the second slot and be fixed, and simultaneously quickly exit along the second slot, thereby enabling the cutter shaft to quickly assemble and disassemble the cutter.

The utility model provides an arrangement structure for quick switching of a standby high-voltage reactor, which relates to the technical field of high-voltage power transmission and transformation, realizes quick removal of a fault phase and switching of a standby phase for use through switching operation of a double-fracture isolating switch, and comprises a three-phase outgoing line, the device comprises a main phase high-voltage reactor, three high-voltage reactors, a standby phase high-voltage reactor, three double-fracture isolation switches and a secondary wiring conversion box. A first wiring terminal of each double-break isolating switch is connected with the corresponding phase high-voltage reactor, a second wiring terminal of each double-break isolating switch is connected with the standby phase high-voltage reactor through a tubular bus, and a middle wiring terminal of each double-break isolating switch is connected to a corresponding phase outgoing line in parallel. When a certain phase of high-voltage reactor breaks down, isolation of a fault phase and input of a standby phase can be rapidly achieved through switching operation of the double-break isolation switch, the fault phase does not need to be dismantled, the standby phase does not need to be installed at the position of the fault phase, replacement time is saved, and cost is reduced.

This utility model relates to the field of robotic arm technology and discloses an adaptive flexible grasping robotic arm based on deep learning. It includes a robotic arm, a connector, a forearm, and an upper arm. The end of the robotic arm is connected to the front end of the forearm via the connector. The end of the forearm is rotatably connected to the upper arm, enabling flexible movement. A connecting component is provided between the connector and the forearm, including a connecting washer and a connecting spring. During grasping, the connecting spring generates a buffering force, giving the robotic arm flexibility and preventing damage to the object. Simultaneously, the connecting guide post and connecting guide hole cooperate to achieve precise positioning and adaptive adjustment of the grasping force. When replacing the robotic arm, the fixing bolts on the fixing component are unscrewed, and the positioning block exits from the positioning hole under the action of the telescopic spring, allowing for quick separation of the connector and the forearm. The reverse operation allows for quick installation of a new robotic arm, significantly improving ease of use and efficiency.

The utility model relates to a self-propelled transplanter which comprises a rack and a crawler walking mechanism arranged at the lower end of the rack, a first lifting mechanism is arranged on the rack, an outer rod is arranged on the first lifting mechanism, an inner rod is arranged in the outer rod in a sliding and penetrating mode, a punching mechanism used for punching is arranged on the inner rod, and a locking piece used for locking the inner rod is arranged on the outer rod. The first lifting mechanism is used for driving the outer rod to move up and down, so that the punching mechanism punches holes in a ridge; a seedling feeding mechanism is arranged behind the first lifting mechanism on the rack, and a seedling dropping mechanism mounted on the outer rod is arranged below the seedling feeding mechanism. The length of the portion, extending out of the outer rod, of the inner rod can be rapidly adjusted, so that the distance between the punching mechanism and the seedling throwing mechanism is adjusted, and the punching interval is adjusted.