17results about How to "Quick exit" patented technology

The invention discloses a power supply system, electronic equipment and a power supply control method, and belongs to the technical field of display. The power supply system comprises a power supply management chip, a first switch unit and a load pumping module. The power management chip is connected with the first switch unit, the first switch unit is connected with the pumping module, and the power management chip is further connected with the display screen; wherein the power management chip is used for switching on the first switch unit to switch on the path between the power management chip and the pumping module under the condition that the path between the power management chip and the display screen is switched on and a first duration of skipping a skip mode of the power management chip is detected to be greater than or equal to a preset duration, so that the power management chip exits from the skip mode.

The invention provides a blood vessel puncture sheath convenient to fix and steer. The blood vessel puncture sheath comprises a puncture seat; the inner sheathing canal is communicated with the lower end of the puncture seat; the outer sheath tube is movably arranged on the outer side of the inner sheath tube in a sleeving manner; the metal support is fixedly arranged at the lower end of the outer sheath tube; wherein a cavity is formed between the inner sheath tube and the outer sheath tube, a plurality of through holes communicated with the cavity are formed in the tube wall of the outer sheath tube, the metal support comprises a plurality of memory metal wires, the lower ends of the memory metal wires are fixed to the outer wall of the outer sheath tube, and the upper ends of the memory metal wires penetrate into the cavity through the corresponding through holes and are connected to the tube wall of the inner sheath tube; an adjusting mechanism located above the metal support is further arranged in the cavity, and the outer sheath tube moves relative to the inner sheath tube so as to drive the adjusting mechanism to control the metal support to be unfolded or folded. The puncture sheath can be prevented from being separated from a blood vessel in an operation, so that the stability of the puncture sheath in the blood vessel is improved, and a clinician is assisted in operating a guide wire to steer.

The invention provides a split type kirschner wire and kit for an orthopedic surgery robot, and belongs to the technical field of kirschner wires. The split type kirschner wire comprises a front kirschner wire body used for puncturing bones and a rear kirschner wire body used for being connected with an end effector of the orthopedic surgery robot; the front kirschner wire body is detachably connected with the rear kirschner wire body. Compared with Kirschner wire bending operation in the prior art, after the split type Kirschner wire is driven into the human body, the front Kirschner wire body with the proper length can be obtained more conveniently and safely, the problem of positioning displacement or loss caused by excessive pulling of the Kirschner wire is solved, and the Kirschner wire is more convenient to use. After the front kirschner wire body is detached and separated, due to the fact that the connecting end of the front kirschner wire body is smooth and clean, follow-up balloon dilatation kyphoplasty or pedicle screw implanting operation is facilitated, operation risks are reduced, and related operation operations can be carried out more safely, more reliably and more conveniently.

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 application provides a kind of anti-stuck structure, applied to hydraulic rock drill, including piston, cylinder and reversing valve, piston and reversing valve coaxial setting in cylinder, reversing valve is located between piston and cylinder, reversing valve is used to assist piston to change direction;Cylinder and piston are equipped with brake dead space, piston rear cavity for oil inlet and piston front cavity;Wherein, reversing valve is equipped with the anti-stuck part that protrudes towards piston direction, piston is equipped with the recessed slot that recesses towards piston center, anti-stuck part and recessed slot cooperate to prevent piston from being stuck in brake dead space.By the effect of anti-stuck part and recessed slot, piston can quickly exit after entering brake dead space, thereby preventing the situation that piston is stuck in brake dead space occurs.Another aspect provides a kind of hydraulic rock drill, including the anti-stuck structure described above, piston is not easy to be stuck in brake dead space, reduces the time, manpower consumed due to piston stuck, so that the working efficiency of rock drill is improved.

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.

The utility model provides a conductive terminal structure capable of rotating at a large angle. The conductive terminal structure comprises a step-shaped insertion end and a step-shaped connection end which are integrally arranged along the axial direction. The insertion end and the connection end are provided with communicated through grooves corresponding to the positive electrode and the negative electrode; a connecting terminal is mounted in each through groove; a connecting groove is formed in the side, away from the inserting end, of the connecting end, the interior of the connecting groove communicates with the through groove, the connecting groove is arranged to be in an L shape and comprises a horizontal end and a vertical end, and openings of the outer side faces of the horizontal end and the vertical end are flush with the top face and the side face of the connecting end. According to the handheld dust collector, the lead terminal which is provided with the L-shaped connecting groove and is of a rotatable buckle structure is adopted, so that accessories can be quickly aligned and mounted at an unconventional angle, the effect of conveniently withdrawing the terminal by rotating in the connecting groove can be realized, the operation is simple, the aims of quickly aligning and withdrawing can be fulfilled, and the practicability is high. And the adaptability and the compatibility of the handheld dust collector and accessories are improved.

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.

The present invention discloses an online efficient trough withdrawal device for a sedimentation tank, comprising a separation sedimentation tank, a public sedimentation tank and N washing sedimentation tanks arranged in sequence, wherein the separation sedimentation tank, the public sedimentation tank and the N washing sedimentation tanks are all equipped with their own underflow pumps, and the separation sedimentation tank, the public sedimentation tank and the N washing sedimentation tanks are sequentially connected in series through their own underflow pumps and conveying pipelines; the public sedimentation tank and the N washing sedimentation tanks are all equipped with their own distribution boxes, which are arranged on the conveying pipeline at the outlet end of the underflow pump of the previous sedimentation tank, and the materials conveyed by the underflow pump or the previous distribution box are distributed to the next sedimentation tank or the next distribution box through the distribution box. The present invention can perform the trough withdrawal operation without stopping the production system, maintain the balance of liquid volume, and avoid the fluctuation of various indicators and the increase of production cost and cleaning cost.

The present invention relates to the field of power plant operation technology, and in particular to a ball valve slow opening and closing auxiliary device. The device includes: the working gear is a truncated cone with a gear shape, and the front and rear radii of the gear are different; the rear side of the working gear is connected to the adjusting nut by connecting rod welding, and the other side is equipped with a clamping bearing; the upper semicircular cover plate is semicircular in shape as a whole, and the front part is equipped with a gear that matches the working gear to form a male and female gear structure; there is a rectangular cavity in the middle of the upper semicircular cover plate; the rear side of the upper semicircular cover plate is connected to the upper part of the sliding groove; the lower semicircular cover plate corresponds to the upper semicircular cover plate as a whole and is connected by a nut; the front part of the lower semicircular cover plate is a smooth surface, and the working gear has no contact with the lower semicircular cover plate when moving forward and backward; there is a rectangular cavity in the middle of the lower semicircular cover plate; the rear side of the lower semicircular cover plate is connected to the lower part of the sliding groove. The present invention meets the operation requirements of the power plant, has the function of slowly adjusting the switch of the ball valve, and can also operate the valve quickly.