51 results about "Leads (device)" patented technology

A retractable electrocardiogram (ECG) lead device electrically connected to an ECG machine, the retractable ECG lead device including a main body, a spool rod disposed within the main body, a plurality of lead spools rotatably disposed on the spool rod within the main body, the plurality of lead spools each including a lead spool wire wrapped around a center portion of the lead spool, and a lead spool lead connected to a portion of the lead spool wire disposed outside of the main body.

The utility model discloses an electrical engineering plastic line pipe lead device, and relates to the technical field of line pipe lead equipment. The lead comprises a base and a lead body, and a driving assembly is arranged on the base. According to the utility model, when a lead body is inserted, the connection driving sleeve is pulled out between the lead reel and the driving assembly, the two groups of rubber wheels are close to each other through the opening and closing assembly, the lead body is clamped between the rubber wheels, and the second motor drives the rotating shaft to drive the rubber wheels to rotate; therefore, the lead body can smoothly penetrate into the electrical engineering plastic line pipe, and the lead penetrating efficiency is improved. The surface of the rubber wheel is provided with the V-shaped arc-shaped groove and the anti-skid patterns, the V-shaped arc-shaped groove can be matched with the lead bodies of different diameters, the friction force between the rubber wheel and the lead bodies is increased through the anti-skid patterns, the stability and reliability of the lead bodies in the transmission process are ensured, and the compatibility of the device to the lead bodies of different specifications is enhanced.

The application discloses a modular steel net rack jacking device and a use method thereof, and relates to the technical field of steel net rack jacking devices. The modular steel net rack jacking device comprises a supporting device, a hydraulic device, a standard sleeve, a laser device and a lead device. Supporting clamps at the top of the supporting device are connected with a first standard plate, a second standard plate and a third standard plate through a first connecting rod, are arranged at the bottom of a jacking ball node to be jacked, and form an upper structure of the device. Third connecting rods, second standard plates and third standard plates in the standard sleeve are correspondingly arranged below the first standard plate, the second standard plate and the third standard plate in the supporting device to form a middle structure of the device. A jacking platform is arranged at the upper portion of the hydraulic device, and a steel foundation is arranged at the lower portion of the hydraulic device. The laser device is fixed to the jacking platform and the supporting clamps. The lead device is arranged in the steel foundation. The jacking device can be adjusted freely to adapt to the working space of different steel net rack projects, is fast to install on site, and is simple to operate.

The utility model discloses a weft insertion device of an air-jet loom, relates to the technical field of air-jet looms, and aims to solve the problems that equipment needs to be stopped before a yarn coil is used up and the yarn needs to be connected manually. The side, away from the creel, of the yarn disc is detachably connected with a plurality of yarn rolls arranged in a circumferential array mode, a yarn leading device is arranged between the yarn disc and the weft accumulator, the thread ends of the yarn rolls are clamped to the yarn leading device, the creel is provided with a supporting plate located above the yarn disc, and the end, away from the creel, of the supporting plate is provided with a wiring device. According to the utility model, before the wire coil is used up, the wire leading device and the wiring device are matched with each other to carry out wiring operation with a next new wire coil, so that the automatic wiring effect can be realized under the condition of not stopping the work of equipment, the production efficiency is improved, and the labor investment is reduced.

The utility model discloses a lead safety protection device, which comprises a lead cutting device and a trigger mechanism electrically connected with the lead cutting device, the trigger mechanism comprises a mounting plate, the plate surface of the mounting plate is provided with a flammable part extending along the length direction of the mounting plate, and the flammable part is provided with a lead wire. The flammable part corresponds to the working lead in position and can be ignited by flame generated when the working lead is ignited; a first end of the inflammable part is connected with a trigger element which is rotatably mounted on the mounting plate, a second end of the inflammable part is connected with a fixing part which is fixedly connected with the mounting plate, and an elastic part is arranged between the trigger element and the mounting plate; a signal generating element electrically connected with the cutting and guiding device is arranged in the rotating range of the triggering element, and the elastic piece provides rotating force towards the signal generating element for the triggering element. According to the utility model, the cost is reduced, the failure rate is equivalent to that of a single element through a simplified structure, the system reliability is obviously improved, and the failure rate is reduced.

The utility model relates to a cable lead device for power transmission and transformation construction, and belongs to the technical field of power transmission and transformation construction. The device mainly comprises an electric push rod, a clamp, a guide plate, a positioning cylinder, a connecting plate, a fastening screw rod and a push plate, a cable can be quickly fixed on the telescopic rod through the fastening screw rod, the tedious process of traditional manual knotting and fixing is avoided, the risk that the cable is damaged is reduced, cable damage is reduced, the practicability of the whole cable leading device is improved, the design of the guide plate and the positioning cylinder ensures that the cable does not deviate in the direction in the threading process, the threading precision is improved, and the practicability of the whole cable leading device is improved. The electric push rod can automatically penetrate a cable into the cable threading pipe, manual operation is not needed, the labor cost is saved, meanwhile, the working efficiency is also improved, the convenience and stability when the cable leading device and a pipeline are fixed are guaranteed through the design of the clamp, meanwhile, the device can adapt to threading pipes with different diameters, and the applicability of the device is improved.

The utility model discloses a bobbin paper guiding device and system, and relates to the technical field of tobacco machinery, the bobbin paper guiding device comprises a paper disc contact rod and a clamping adjusting assembly, the clamping adjusting assembly is used for clamping bobbin paper together with the paper disc contact rod, and the clamping adjusting assembly comprises a clamping rod and an electric cylinder; the clamping rod can move relative to the paper disc contact rod, and the movement direction comprises a first direction close to the paper disc contact rod and a second direction away from the paper disc contact rod; the electric cylinder is connected with the clamping rod, the electric cylinder is used for driving the clamping rod to move in the first direction or the second direction, and the clamping force of the clamping rod and the paper disc contact rod for clamping the bobbin paper is adjusted through the electric cylinder. According to the bobbin paper guiding device, movement of the clamping rod is accurately controlled through the electric cylinder, accurate adjustment of bobbin paper clamping force is achieved, paper tape damage or falling caused by improper clamping force is effectively avoided, and stability and reliability of paper guiding are improved.

The application provides a superconducting coil current lead device, and belongs to the technical field of superconducting magnets. The superconducting coil current lead device comprises at least one lead body arranged in the axial direction of a superconducting coil, the lead body comprising a first sector, a second sector and a connecting portion, the connecting portion being configured to communicate the first sector and the second sector, the radius of the first sector being consistent with the radius of the superconducting coil, the outer peripheral surface of the superconducting coil being wound with a binding layer, and the radius of the second sector being greater than or equal to the radius of the binding layer; and at least one current bridge connector, one end of the current bridge connector being connected to the outer peripheral surface of the superconducting coil, and the other end of the current bridge connector being connected to the first sector of the lead body.

This invention discloses a tap changer lead-out device with a double-ring connection structure, relating to the field of transformer voltage regulation technology. It includes an oil chamber; an insulated rotating shaft vertically disposed inside the oil chamber, its upper end being drively connected to the output end of a fast switching mechanism, and its lower end supported on the bottom of the cylinder by a bearing; and at least one lead-out device, which is a bimetallic composite ring composed of an aluminum outer ring and a copper inner ring. The aluminum outer ring is fixedly installed on the inner wall of the insulating cylinder of the oil chamber, and a boss is machined on its upper end face. The copper inner ring is fixedly embedded in the inner wall of the aluminum outer ring through a heat-fitting process. This invention, through the bimetallic structure of the aluminum outer ring and the copper inner ring heat-fitting composite, solves the problems of easy deformation during the machining of pure copper lead-out rings and difficulty in ensuring the positional accuracy of the boss, thus ensuring three-phase synchronization.

The utility model discloses a lead supply device for a cast-weld mold, and relates to the technical field of cast-weld of lead-acid storage batteries. The heating device comprises a lead pan and a heater arranged in the lead pan, an opening is formed in the bottom side surface of the lead pan, and an L-shaped lead discharging pipe is arranged at the opening in a penetrating manner; the vertical section of the L-shaped lead discharging pipe is provided with a flow channel A, the horizontal section of the L-shaped lead discharging pipe is provided with a valve cavity, and the bottom end of the flow channel A is provided with a flow channel B communicated with the valve cavity; a blocking ball and a liquid outlet are arranged on the valve cavity close to the runner B; a valve sleeve is arranged in the valve cavity and provided with a valve rod. According to the utility model, the original mode of immersing the die into the lead pan is changed into the mode of flowing into the busbar from the bottom of the lead pan by gravity; the lead discharging mode is changed into the mode of discharging lead from the bottom, the lead oxide slag with the surface in contact with air has little influence on the cast-weld effect, the surface movement of the lead liquid is little, and a protective film formed by the formed lead oxide slag blocks repeated oxidation of the lead liquid, so that the lead slag is reduced.

This application relates to the field of transformer manufacturing and discloses a transformer foil winding lead device, including a support and a device box rotatably mounted in the middle of the support. Two sets of fixing columns are fixedly installed inside the device box. Support plates and springs are slidably mounted on the outer surfaces of the fixing columns. A detachable feed rod is rotatably mounted on the inner wall of the support plate. A coil is wound around the outer surface of the feed rod. A feed port and a discharge port are respectively opened on the left and right sides of the device box. A guide frame is fixedly installed inside the discharge port. This device rotates the entire device box by guiding the lead-out portion of the coil with the guide frame, ensuring that the lead-out portion of the coil does not deviate from the contact angle with the opening of the guide frame. This design significantly reduces the surface tension fluctuation of the lead-out portion of the coil, thereby effectively ensuring the winding quality of the coil.

The invention discloses an LED device which comprises a lead frame, an active device, a passive device and a sealing assembly. The lead frame comprises a metal assembly, an isolation dam body with a concave part on one surface and an outer cup; the active device and the passive device are both arranged above the metal assembly, and the active device is connected with the passive device and the metal assembly through bonding wires; the isolation dam body is arranged in a gap of the metal assembly, the outer cup is arranged above the metal assembly, the lead frame is filled with the sealing assembly, and the active device, the passive device and the isolation dam body are packaged in the outer cup. The isolation dam body with the concave part on one surface is adopted, so that the slopes on the two sides of the section of the isolation dam body are asymmetrical, the problem that the isolation dam body interferes with a bonding wire is avoided in a normal chip bonding scene, meanwhile, in a glue solution containing scene of preparing the sealing assembly, the climbing path of the glue solution is cut off through the concave part, and the sealing effect of the sealing assembly is improved. And the problem that the glue solution climbs and overflows is reduced.

The invention relates to a screwing stylet for improving torque transfer from a physician's hand to a lead tip (e.g., helix) of a lead device. A lead tip is provided to facilitate handling and a screwdriver functionality of the screwing stylet is provided to improve torque transfer to the lead tip of the lead device for better control of a puncturing process. The screwing stylet can be engaged directly with the tip of the lead device, thereby allowing a direct and efficient torque transfer to the fixed helix at the tip.

This invention provides a simulation test system and method for high-speed engine siphon operating conditions. The test system includes a test platform, a transmission module, a simulated engine rotor runout module, a siphon heating module, a control module, and a test module. The test module includes leads, a standard constant current source, and a voltage measurement module. It detects the electrical noise of each channel of the high-speed siphon rotor during rotation. The test method involves shorting each pair of channels to be tested at the rotating end of the high-speed siphon, and connecting the two shorted channels to the voltage measurement module at the static end to form a complete measurement loop. The reliability of the channels is evaluated by monitoring the voltage stability of this loop during rotation. By simulating rotor runout and high-temperature environment during aero-engine testing, the signal transmission stability of the high-speed siphon during use is verified, meeting the requirements for high-speed siphon signal transmission performance verification in aero-engine testing scenarios.

The invention discloses a quick lead device for a circuit breaker test, and the device comprises a splicing type insulating rod which is provided with a connecting block at the upper end; the wire clamp assembly is detachably connected to one side of the connecting block, and the lower end of the wire clamp assembly is provided with a lead wire for an experiment; the wire clamp assembly comprises a first adjusting part and a second adjusting part, the second adjusting part is arranged on one side of the first adjusting part and rotationally connected with the first adjusting part, and a torsional spring is arranged between the first adjusting part and the second adjusting part; through the first clamping section, the first inclined plane, the second clamping section, the second inclined plane and the plane, the risk that after a traditional cable clamp is connected with a cable, the cable is loosened and falls off due to loose clamping is avoided, the position of the cable can be well locked after clamping, the situation that the cable falls off from the cable clamp is greatly reduced, and the service life of the cable is prolonged. By arranging a threaded column, a threaded groove and a spiral groove, the problem that the length of an insulating rod of a traditional hanging wire clamp is fixed and is inconvenient to adjust according to actual needs is avoided.

The utility model discloses a double -response firework inserts and leads to the integrated machine of fixed lead, it includes work table and can make interval rotation's carousel on work table, is provided with punching device, inserts and leads to the device, fixed lead device and discharge device on work table, and inserts and leads to the device including fixed on the top plate and with the piston rod lower extreme of inserts and leads to the cylinder of the butt joint's backing plate, is provided with a plurality of position and the guide pipe of lead hole on the firework paper tube corresponding between the top plate and the backing plate, and fixed lead device includes the lifting cylinder of inclined setting, and under the action of lifting cylinder and translation cylinder, the exposed lead is pressed into the lead of the fold flat on the surface of firework paper tube and moves to the forward and downward synchronism, and the lower end of pressure gum cylinder is connected with the pressure gum block, and the clamp is fixedly connected on the conveyer belt, the utility model discloses completes punching, inserts and leads and fixed lead work on the same equipment, saves the equipment investment and factory area, and only needs 1 operator to be able to safely complete three processes work, can improve production efficiency, and can reduce the working hour cost.

The utility model provides a fuse inserting device for a firework cylinder, which relates to the technical field of firework production equipment and comprises a rack, a fuse clamp, a pressing mechanism and a fuse inserting mechanism. The rack is provided with a bearing platform; the lead clamp is arranged on the bearing platform and is provided with a first edge groove, a second edge groove and a third edge groove; the first edge groove, the second edge groove and the third edge groove are all long-strip-shaped and arranged into a triangle so that firework cylinders arranged in the triangle can be contained in the first edge groove, the second edge groove and the third edge groove. The pressing mechanism comprises a pressing head and a first driving element; the first driving element is used for driving the lower pressing head to downwards press the firework cylinder on the lead clamp; the lead inserting mechanism comprises a lead inserting piece and a second driving element; the second driving element is used for driving the lead inserting piece to move upwards and penetrate through the opening in the bearing platform so that the leads located in the first edge groove, the second edge groove and the third edge groove can be integrally pressed into the bottoms of all the firework cylinders upwards. The fuse inserting device greatly simplifies the operation process of the combined fireworks arranged triangularly.

The utility model relates to the technical field of inductance coil processing, and discloses inductance coil production equipment with double parallel stations, which comprises a frame body, a feeding frame is mounted at the bottom of the frame body, a base of the feeding frame is fixed on the frame body, a feeding motor is mounted on the base, a charging tray is mounted on an output shaft of the feeding motor, and the charging tray is fixed on the frame body. Four material placing frames are uniformly arranged on the material disc, a mounting frame is fixed on the frame body, two wire leading devices are arranged on one side, facing the feeding frame, of the mounting frame, two wire coils are mounted on the other side of the mounting frame, the two material placing frames on one side of the two wire leading devices are working material frames, and the two material placing frames on the other side of the two wire leading devices are working material frames. According to the device, the problem that feeding and discharging consume time is solved, clamping can be carried out while machining is carried out, feeding and discharging are carried out synchronously, and the machining efficiency is improved.

The invention relates to a lead device with improved puncturing capability and reliability. The proposed structure, shape and dimensions of a tip of the lead device are configured to enable a controlled and smooth puncturing process through the septum or other tissue at the target area with high reliability and longevity. A fixed helix is provided to facilitate handling and an additional screwing sty let with screwdriver functionality may be provided to improve torque transfer to the tip of the lead device for better control of a puncturing process.

The utility model discloses a lead wire fixing device which comprises a wire bearing plate, a connecting plate fixedly installed on the outer wall of the wire bearing plate, a turning plate hinged to the outer wall of the connecting plate and a processing assembly arranged outside the wire bearing plate, and the processing assembly comprises a dismounting assembly arranged outside the wire bearing plate. A groove body matched with a clamping pipe is formed in a required position; a pull rod is pulled, so that the pull rod slides in a fixed plate; a frame body fixedly mounted at the end part of the pull rod slides towards a mounting block; the frame body compresses a first spring sleeved on the outer wall of the pull rod, and the outer wall of a sliding column fixedly mounted on the inner side of the frame body slidably extrudes the inner part of a connecting frame; due to the fact that the inclined groove is formed in the connecting frame, under the limitation of the inclined groove, the connecting frame drives the clamping pad to slide towards the interior of the clamping pipe, the clamping pipe is connected with the groove body in an inserted mode, the pull rod is loosened, the frame body is pushed under the elastic effect of the first spring, and the frame body drives the sliding column to make contact with and extrude the outer wall of the connecting frame.

The utility model discloses a cable leading device for an electric appliance cabinet, which comprises an H-shaped back seat and right-angle seats welded on the outer walls of the left side and the right side of the H-shaped back seat, the right-angle seats are bolted with the electric appliance cabinet, and a double-roller cable inlet structure used for assisting cables and reducing friction force is arranged in the H-shaped back seat. A hollowed-out part is arranged at the center of the surface of the H-shaped back seat, and a V-opening wire leading structure is arranged on the outer wall of the side, away from the double-roller wire inlet structure, of the right-angle seat. According to the utility model, the contact area and friction force between the cable and the cabinet hole are reduced, so that the integrity of the cable is effectively protected, the service life of the cable is prolonged, when the cable passes through the V-opening lead structure, the V-opening lead structure can keep the cable at a stable position, and the cable is prevented from being twisted or bent in the lead process.

Provided are a bracket and a LED device. The bracket includes a lead frame and a molded structure connected to the lead frame. The lead frame includes a first lead portion, a second lead portion, and a barrier structure. The first lead portion includes a first base. The second lead portion includes a second base spaced from the first base. A gap between the first base and the second base forms a channel. The barrier structure is disposed on a side of at least one of the first base or the second base facing the channel. The barrier structure is disposed between two opposite ends of the first base and / or the second base and protrudes from the first base and / or the second base, and a length between two opposite ends of the channel is greater than a length of a middle part so that a “wide-narrow-wide” pattern is formed.

The present invention relates to a lead device including a distal fixation helix for anchoring the lead tip in a patient's tissue (e.g., cardiac tissue, particularly septal tissue). The fixation helix includes a cutting portion for cutting tissue circumferentially about the fixation helix when the fixation helix is ​​screwed into the tissue, in addition to puncturing the tissue with the distal end of the fixation helix (30). This supports longitudinal insertion of the lead tip having the fixation helix into the tissue. This facilitates and smooths insertion and longitudinal advancement of the lead tip into the tissue by pre-cutting the tissue circumferentially at and / or around and / or within the fixation helix during the screwing operation into the tissue.

The utility model discloses an electrical installation lead device, which comprises a lead box, a box cover is arranged above the lead box, a lead device is arranged on the outer side of the lead box, the lead device comprises a top sleeve, a rotating sleeve, a fixed sleeve, a bunching block, an adaptive groove and an adaptive block, the bunching block is arranged on the inner side of the fixed sleeve, the adaptive groove is spirally arranged on the inner side of the fixed sleeve, and the adaptive block is arranged on the inner side of the fixed sleeve. The adapter block is arranged on the outer side of the top sleeve, a take-up device is arranged in the lead box and comprises a winding wheel, a wire inlet groove and a mounting frame, the wire inlet groove is formed in one side of the winding wheel, a locking mechanism is arranged on the outer side of the fixing sleeve, and the locking mechanism comprises a locking sleeve, a movable groove, a movable plate, a movable rod, a push spring, a ball, a clamping groove and an annular groove; the movable rod is connected to one side of the locking sleeve, the ball is arranged at one end of the push spring, and the multiple clamping grooves are formed in the annular groove, flexible fixing and bundling of a cable are achieved, meanwhile, the stability of the structure is guaranteed, and therefore stable use of equipment is guaranteed.

The utility model discloses a kind of inner cylinder mechanical insertion lead devices, comprising: device bearing abutment, early warning component, the early warning component is set to the below side of device bearing abutment, the early warning component is provided with multiple groups, the early warning component is used to monitor whether the fracture occurs when firework lead is conveyed, the early warning component includes pressure frame, the inside of the pressure frame is rotatably provided with pressure wheel, by the setting of pressure wheel, when conveying firework lead, firework lead is lapped in the outside of pressure wheel, and pressure is generated to it, so that spring compression, so that pressure sensor can produce pressure signal, if firework lead is fractured, spring will make pressure wheel return to original position, and pressure sensor loses pressure signal, and then buzzer can issue alarm sound to remind staff, handle in time, so as to prevent lead from inserting, improve firework quality.

The invention belongs to the technical field of aero-engine testing, and discloses a turbine engine gear dynamic stress testing system which comprises an electric appliance mounting seat, a slip ring electricity leading device, a driving shaft, a first damping ring, a damping ring mounting seat, a second damping ring and a signal line. A center hole of the test bevel gear is connected with one end of the driving shaft, the shaft end of the test bevel gear is rotatably connected with the bearing seat, the electric appliance mounting seat is detachably connected with the plurality of connecting plates, and the slip ring electricity leading device is detachably connected with the electric appliance mounting seat; the first damping ring is clamped with a back cone of the test bevel gear, the damping ring mounting seat sleeves the outer side of the bearing seat and is detachably connected with the plurality of connecting plates, and the second damping ring is arranged in the damping ring mounting seat; one end of the signal line is fixedly connected with the front cone of the test bevel gear, and the other end passes through the center hole of the driving shaft and is connected with the slip ring electricity leading device. The problems that the dynamic stress testing efficiency of parts such as gears is low, strain gauges are prone to damage in the repeated mounting and dismounting process of test pieces, and the testing error is large are solved.

The invention relates to a lens plate (10) for an LED device (100), comprising: a plurality of lens elements (12a-e); and a flexible connection (24a-d) between two lens elements of the plurality of lens elements, such that at least one of a distance (P 11 ) and an angle between the two lens elements can be adjusted, wherein the two lens elements and the flexible connection are made of the same material.

The utility model discloses a bobbin paper guiding device and system, and relates to the technical field of tobacco machinery, the bobbin paper guiding device comprises a paper disc contact rod, a clamping rod, a first adjusting assembly and a limiting seat, the clamping rod can move relative to the paper disc contact rod, and the movement directions comprise the first direction close to the paper disc contact rod and the second direction away from the paper disc contact rod; the first adjusting assembly is arranged on the clamping rod and used for driving the clamping rod and the paper disc contact rod to jointly clamp bobbin paper. The first adjusting assembly comprises a first torsional spring and a first adjusting piece, the first torsional spring is used for driving the clamping rod to move in the first direction, and the first end of the first torsional spring is connected with the limiting base; the first adjusting piece is connected with the second end of the first torsional spring, and the torque of the first torsional spring is adjusted by rotating the first adjusting piece. According to the bobbin paper guiding device, the problem that the bobbin paper is damaged or falls off due to improper clamping force is solved, and the adaptability and reliability of the bobbin paper guiding device to different kinds of bobbin paper are remarkably improved.