286results about How to "Prevent accidental drop" patented technology

The invention discloses an LED street lamp capable of being quickly and stably installed. The LED street lamp comprises a lamp body, a mounting base fixed in the lamp body, and a lamp rod arranged at the tail end of the right side of the lamp body; an LED lamp module is arranged below the mounting base; a placing cavity is formed in the mounting base; first chutes are symmetrically formed in the inner walls of left and right two sides of the placing cavity; second chutes are formed in one sides, far from the placing cavity, of the tops of the first chutes; slide blocks and guide rods slidingly matched and connected with the slide blocks are arranged in the second chutes; the inner sides of the slide blocks extend into the first chutes for slide matching; elastic clamping pieces are arranged at the bottoms of the slide blocks in the first chutes; a lock insertion rod for downwards extending is arranged on the top wall in the placing cavity; left and right symmetric slide cavities are formed in the lower side in the lock insertion rod; a separation plate is arranged between the slide cavities on the left and right two sides; third chutes are respectively formed in the top of each slide cavity; and locking push blocks are arranged in the slide cavities. The LED street lamp is simple in structure, reasonable in design and convenient to install and dismount, reduces the staff climbing time and operation, is high in installation stability, and is not liable to generate looseness.

The invention discloses a material feeding and receiving system, which comprises a material feeding mechanism, wherein the material feeding mechanism comprises a material hopper, a material receiving device, a material pushing rod and a material pushing device; the material receiving device is arranged on a material outlet of the material hopper; the material pushing rod is used for pushing materials; the material pushing device is used for pushing the material receiving device and the material pushing rod to do a circulatory reciprocating motion; and an initial position of the material pushing rod is located on the edge of one side of the material outlet of the material hopper, wherein the side is far from a lathe. The material feeding and receiving system disclosed by the invention can realize the circulatory material feeding and the auxiliary processing of the materials, and is suitable for the lathes with different demands.

The invention relates to a triangle of a high device number towel machine and a design method. The triangle comprises a raising cam and a stitch cam, wherein a raising curve track is arranged on the raising cam, a stitch curve track is arranged on the stitch cam, the side surface at one end of the raising cam is arranged oppositely to the adjacent surface of the stitch cam, a triangle clearance is formed between the two end surfaces, arranged oppositely, of the raising cam and the stitch cam, the port of the raising curve track and that of the stitch curve track are in butt joint at the adjacent opposite surfaces of the raising cam and the stitch cam, the distance from the center of the raising port of the raising cam to the lower end surface of the raising cam is the raising height, the highest position of the raising curve track is the highest raising point, and the lowest position of the stitch curve track is the lowest stitch point. The triangle of the high device number towel machine is applicable to a circular knitting machine, and the newly designed triangle enables production of a high device number towel cloth to be possible.

The invention discloses a multi-manipulator integrated system of a truss robot. The multi-manipulator integrated system comprises a truss, a transport manipulator assembly and a feeding six-axis manipulator, supporting bases are welded to the two sides of the upper end of the truss, a transverse sliding rail is installed on the lower sides of the supporting bases through supporting blocks, a firstrack is arranged on one side of the transverse sliding rail, the outer side of the transverse sliding rail is sleeved with a sliding block, a telescopic hydraulic cylinder is installed on the lower side of the sliding block, a telescopic rod is in driving connection with the lower side of the telescopic hydraulic cylinder, one end of the telescopic rod is provided with the transport manipulator assembly, a machining table is transversely welded to the lower side of the truss, and the upper side of one end of the machining table is provided with the feeding six-axis manipulator. According to the multi-manipulator integrated system of the truss robot, materials can be transported to the machining table through the feeding six-axis manipulator, the materials can be moved and transported through the transport manipulator assembly, and accident falling in the grabbing process of the transport manipulator assembly is avoided through an arranged locking mechanism.

The invention provides an auxiliary device for overhauling the top of a transformer, and belongs to the field of devices for overhauling the transformer. The auxiliary device comprises a bottom plate, wherein electromagnets and a hook are arranged at the bottom of the bottom plate, a power supply is arranged on the top surface of the bottom plate, and the electromagnets are connected to the power supply through a control device; a sleeve is arranged on the top surface of the bottom plate, a horizon bar is arranged, one end of the horizon bar is inserted in the sleeve in a penetrating manner, a hydraulic cylinder is arranged at the other end of the horizon bar, and a seat is arranged on a piston rod of the hydraulic cylinder; an oil pump, an oil tank and an electromagnetic valve are arranged on the bottom plate, two oil ports of the hydraulic cylinder are connected to two connectors on one side of the electromagnetic valve, one of two connectors on the other side of the electromagnetic valve is connected to the oil tank through the oil pump, and the other connector on the other side of the electromagnetic valve is directly connected to the oil tank. Therefore, working staff can safely and conveniently overhaul the top of the transformer, and can find the suspension point of a safety belt.

The invention provides a falling prevention device for a pole tower and a safe construction method for an electric pole tower, and belongs to the field of a safe device and method for climbing a pole. The falling prevention device comprises a girdle, wherein a fixed ring is fixed on the girdle; the falling prevention device also comprises a safety rope and a take-up and pay-off device; self-locking hooks are arranged at two ends of the safety rope; the safety take-up and pay-off device comprises a casing; a wire outlet, ground piles and a fixed rod are arranged in the casing; the safety take-up and pay-off device is fixed on the ground through the ground piles; an inner shaft and a wire reeling roller wrapping the outside of the inner shaft are arranged in the casing; the wire reeling roller is arranged in the casing through a bearing; a coil spring is arranged between the wire reeling roller and the inner shaft; an emergency stop device is arranged between the casing and the wire reeling roller; a locking wire is arranged on the wire reeling roller; an annular rope is arranged at the other end of the locking wire and sleeves the fixed rod; and when the annular rope extends out of the wire outlet and sleeves the fixed rod, the wire reeling roller compresses the coil spring to the maximum energy storage state, so that emergency rescue when a worker is dangerous in the process of climbing the pole can be realized.

A hydraulic opening four-link type top cap device comprises a compartment. The rear end of the compartment is provided with a rear door, the top of the compartment is provided with an overturning top cap, the front and rear sides of the compartment are provided with top cap overturning devices which comprise front overturning arms and rear overturning arms, the upper ends of the front overturning arms and the rear overturning arms are connected with the side edge of the top cap through revolving axles, the lower ends of the front overturning arms and the rear overturning arms are connected with the compartment through revolving axles, overturning oil cylinders are arranged on the outer side of the rear end of the compartment, telescopic rods in the overturning oil cylinders are hinged to the rear overturning arms through joints, overturning positioning blocks are arranged on the side edge of the top cap, the front overturning arms are provided with support blocks at the positions corresponding to the overturning positioning blocks, and after the top cap is overturned through the top cap overturning devices, the overturning positioning blocks and the support blocks are mutually matched to limit the overturned top cap, to make the top cap to be positioned above the cab. The device is simple in debugging, high in reliability, good in stability, convenient to install and use and easy in maintenance.

The invention belongs to the technical field of electric power grids, and particularly relates to a power grid maintenance robot which comprises a machine body; two supporting arms are installed on the machine body and rotationally connected with the machine body; the free end of each supporting arm is provided with an ice breaking claw; the ice breaking claws are rotationally connected with the supporting arms; the ice breaking claws clamp a cable and are movably connected with the cable; a plurality of deflection devices are further arranged on the ice breaking claws and are movably connected with the cable; the maintenance robot can move forwards in a two-arm alternating mode; the movement mode is not affected by ice on the cable; and the working efficiency is high. The invention further provides a using method of the maintenance robot, the using method comprises the steps of moving forward, deicing, obstacle crossing, posture adjusting and the like; a traditional moving mode of moving through driving wheels is abandoned, and a moving mode of alternately moving forward through the two supporting arms is adopted; whether the ice breaking claws grab and clamp the cable or not is detected by judging the current of an ammeter; the deicing efficiency is high; and the work is safe and reliable.

The invention discloses a locking device for a bridge velocity limiting indicating board. The locking device comprises a base and an indicating board portion arranged below the base; a suspending rod is arranged above the base, the base and the suspending rod are fixedly connected through a connecting rod; a cavity is formed in the base; first slip grooves are symmetrically formed in the left and right sides of the cavity; a second slip groove is formed in one side, far from the cavity, of the top of the first slip groove; a slip block and a slide guide rod slidably matched with the slip block are arranged in the second slip groove; the inner side of the slip block penetrates through the first slip grooves and is in slip match; a locking piece is arranged in the bottom of the slip block in each of the first slip groove; a locking rod extending downward is arranged on the top wall in the cavity; left and right symmetrical locking cavities are formed in the lower side of the locking rod; a baffle plate is arranged between the left and right locking cavities; a third slip groove is formed in the top of each of the locking cavities; and a locking block is arranged in locking cavity. The locking device is simple in structure and convenient to mount and detach. The climbing time operation of staff is reduced, and the locking device is high in mounting stability and is unlikely to generate looseness.

A system for a toilet paper holder and dispenser including a dispensing assembly, a storage assembly and a shelf assembly is disclosed. The toilet paper dispenser includes means for dispensing toilet paper to users, preferably in commercial bathrooms. The toilet paper dispenser is capable of also storing additional toilet paper rolls for future usage. The shelf assembly includes a shelf atop of the storage assembly for holding items thereon, such as a mobile phone, for example. The shelf includes a non-skid surface that helps to secure items placed thereon from falling to a ground surface. There is also hooks placed adjacent to the toilet paper dispenser which are capable of holding items such as purses or keys, for example.

The invention discloses an electrolytic cathode copper integrated lifting appliance for an automatic unmanned crane. The electrolytic cathode copper integrated lifting appliance comprises a lifting ceiling plate assembly, a lifting assembly, a mounting frame assembly, a clamping assembly and a connecting rod assembly, wherein a plurality of groups of lifting wheels are rotationally mounted at the top of a top plate; the lifting assembly comprises a steel frame and a hydraulic cylinder, a cylinder base of the hydraulic cylinder is fixed to the bottom of the top plate, and the steel frame is located below the top plate and hinged to a telescopic rod of the hydraulic cylinder; the mounting frame assembly comprises a mounting frame, guide rails and steering engine fixing seats, the steel frame is located on the inner side of the mounting frame, the guide rails are vertically fixed to the two sides of the mounting frame in pairs respectively, and the multiple steering engine fixing seats are fixed to the bottoms of the two sides of the mounting frame respectively; the clamping assembly comprises T-shaped clamping plates arranged in groups and synchronous connecting rods, one end of the synchronous connecting rod is hinged to the tops of the T-shaped clamping plates, and the other ends of the synchronous connecting rods are hinged to the steel frame; the connecting rod assembly comprises upper connecting rods and lower connecting rods which are grouped pairwise, the upper connecting rods are hinged to the lower connecting rods, the upper connecting rods are hinged to the top plate, and the lower connecting rods are hinged to the T-shaped clamping plates; and the two lower connecting rods in groups are arranged in a crossed mode, and the crossed positions are mutually hinged.

The invention discloses a conveying device for mask conveying production. The conveying device comprises two fixing plates, a conveying mechanism, a discharging mechanism, a smoothing structure and apressing structure are arranged between the two fixing plates, and the conveying mechanism comprises a first rotating rod, a main conveying belt and partition plates. According to the conveying device, by arranging the smoothing structure and the conveying mechanism, multiple pairs of evenly-distributed partition plates are fixedly connected to the main conveying belt to separate single mask, whenthe first rotating rod rotates, the main conveying belt is driven to convey the multiple partition plates in a transmission mode, a pressing plate is located above an auxiliary conveying belt, and the two sides of the pressing plate are tilted, when the main conveying belt conveys the mask, the mask between the pressing plate and the auxiliary conveying belt can be smoothened, the sheet-shaped mask is prevented from being folded in the conveying process, the structure of the mask is prevented from being damaged, the mask is slightly compressed, and subsequent mask packaging is facilitated.

The invention provides an egg sorting device which comprises a horizontal supporting plate, two lifting mechanisms, a connecting plate, a plurality of egg reversing mechanisms, a plurality of egg grabbing mechanisms and a grabbing driving mechanism. The top of the supporting plate is provided with the two lifting mechanisms, the tops of the two lifting mechanisms are provided with the connecting plate, the plurality of egg reversing mechanisms are arranged on the connecting plate, and the egg grabbing mechanisms and the grabbing driving mechanism are arranged at the bottoms of the egg reversing mechanisms. The egg sorting device is characterized in that a posture of the eggs can be adjusted to be in a vertical direction by arranging an egg reversing conveying channel, so that the manual vertical placing process is simulated, and the work of manually adjusting an orientation of the eggs is replaced; the egg grabbing mechanism is provided with a plurality of movable bearing claws, and the grabbing driving mechanism drives a rotary table to drive a connecting rod to move through changes of movement directions so as to open or fold the bearing claws, thereby simulating an action of grabbing the eggs by fingers, achieving opening or grabbing state locking of the bearing claws, and preventing the eggs from falling accidentally during an egg carrying process.

The invention relates to the technical field of LED lamps, and discloses an LED lamp installed in a municipal highway tunnel, comprising a tunnel wall, the bottom of the tunnel wall is fixedly connected with a fixing plate, and the bottom of the fixing plate is movably connected with a connecting plate , both sides of the connecting plate are fixedly connected with fixing blocks, the bottom of the fixing block is screwed with a threaded rod, and one end of the threaded rod penetrates the fixing block and extends to the inside of the fixing plate, the bottom of the connecting plate Both sides are fixedly connected with a telescopic column, the outer side of the telescopic column is sleeved with a spring, and the bottom of the telescopic column is inserted with a sleeve. The LED lights installed in the municipal highway tunnel are fixedly connected to the drive motors on both sides of the lampshade, and the connecting block is driven by the drive motor to make the fan blades generate left and right airflow, and cooperate with the heat dissipation pipe on the top of the mounting seat to accelerate the inside of the lampshade. Excellent heat dissipation, reduce the temperature of the LED lamp tube, prolong the service life of the LED lamp tube, and achieve the purpose of good heat dissipation effect.

The invention discloses a closed-circuit sampler special for aviation oil quality detection. The closed-circuit sampler comprises a base provided with an aviation oil inlet, a glass cylinder, a sealing cover component hinged to the upper end of the glass cylinder, a ball valve body detachably connected to the bottom of the base, a handle component detachably connected to one side of the base, anda liquid taking component which is arranged on the other side of the base and communicates with the interior of the glass cylinder, wherein a ball valve core in the ball valve body communicates with the aviation oil inlet of the base; a vertical valve core through hole is arranged in the center of the ball valve core; a filter baffle plate is detachably arranged in the valve core through hole; thehandle component comprises a rotating shaft and a handle connected to the rotating shaft; and the rotating shaft is coaxially and detachably connected to a valve rod below the base. According to theclosed-circuit sampler, the integral detachable structure design is adopted, the ball valve body can be conveniently disassembled, the ball valve core and related parts can be conveniently maintained,overhauled and replaced, and a situation that a chemical water measurer falls into the closed-circuit sampler and then enters an oil pipeline system to cause blockage of an oil product pipeline system or pollution of an oil product is avoided.

The invention relates to a novel hanging arm applied to a television set hanging frame. The novel hanging arm comprises a hanging arm body and a locking sheet, wherein the hanging arm body is provided with a connection arm, a hook and the locking sheet; the hook is provided with a first hook part while the locking sheet is provided with a second hook part; an elastic part is arranged on the locking sheet; the novel hanging arm is characterized in that a third hook part with an opening formed upwardly and a height being lower than that of the second hook part is also arranged at the position near the locking sheet of the connection arm; the locking sheet is pulled in a direction far away from a wallboard of the connection arm to move down, namely the bottom of the wallboard can completely fall into the third hook part and cannot be separated from the third hook part under the locking action of the second hook part. Compared with the prior art, the novel hanging arm has the advantages that the limitation that only the first hook part of the hook at the upper end of the connection arm and the second hook part of the locking sheet can be used for locking the wallboard after the television set is mounted in the prior art is broken through; when the upper part of the connection arm is pulled at a certain angle in a direction far away from the wallboard, the wallboard can fall into the third hook part along upward movement of the hanging arm and the locking sheet can lock the wallboard again at the same time, so that the dual-insurance effect can be achieved.

The invention discloses a swing arm type underslung crane. The underslung crane comprises a cross beam, wherein a sliding seat is in clearance fit with the bottom of the cross beam, a balancing weightis arranged below the left side of a swing arm, an electric hoist is fixedly connected to the right side of the bottom of the swing arm, and a transmission assembly is arranged below the sliding seat. According to the swing arm type underslung crane, through threaded connection between a screw and the sliding seat and meshing connection between a driving wheel and driven wheels above, the slidingseat can drive the swing arm to transversely slide and axially rotate simultaneously, so that the hoisting range is expanded, and the use practicability and convenience are improved; the swing arm can transversely slide in a sleeve, then the swing arm is transversely prolonged, the application range is further expanded, and the use applicability is improved; and through clearance fit between a short rod and a rotating rod and corresponding arrangement of the rotating rod and the two driven wheels, the rotating rod can clamp the two driven wheels, then the swing orientation and the telescopinglength are limited, and the use stability and precision are further improved.

The invention discloses a detection and sorting apparatus of automobile shock absorber bases. The detection and sorting apparatus includes a conveyor belt (1), a detection device and a sorting device; the detection device comprises a detection driving cylinder (3); a small detection head (5) is fixed to the piston rod of the detection driving cylinder (3); the small detection head (5) is provided with a lower radial protruding ring (6); the piston rod of the detection driving cylinder (3) is sleeved with a large detection head (7) and a pressure spring (8); the large detection head (7) is provided with an upper radial protruding ring (9); the large detection head (7) abuts against the lower radial protruding ring (6) under the action of the pressure spring (8); the sorting device comprises a discharging hopper, a sorting support, a sorting driving cylinder, a swing plate and a displacement sensor; the cylinder body of the sorting cylinder is fixed on the sorting support; and the piston rod of the sorting driving cylinder is connected with a shifting fork; the swing plate is hinged to the discharging hopper; and the front end of the swing plate is inserted into the shifting fork. The apparatus of the invention has the advantages of high speed, high accuracy, low labor intensity and high efficiency.

The invention discloses a composite insulator climbing system which comprises an encircling type frame capable of being opened and closed, an opening, closing and locking mechanism, a moving mechanism and a battery control cabinet. An umbrella skirt of an insulator is wrapped with the encircling type frame. The opening, closing and locking mechanism is arranged outside of the encircling type frame and controls the encircling type frame to be opened, closed and locked. The moving mechanism is fixed to the encircling type frame and drives the encircling type frame to move along an insulator chain. The battery control cabinet is fixed to the encircling type frame and provides power for the moving mechanism, a detection mechanism and the opening, closing and locking mechanism. According to the composite insulator climbing system, a shifting wheel shifts continuously, an up-down traveling mode is adopted, the moving speed is high, the operation efficiency is high, the operation time is shortened, and the operation cost is reduced easily; automatic opening and closing are achieved through rotation of a motor, and thus the online and offline operation difficulty is lowered easily.

The invention provides hot-gas welding plastic welding equipment and a welding method. The equipment comprises a base, on which a first frame, a second frame, a third frame and a fourth frame are arranged, wherein a lower slide table and an upper slide table are arranged on the first frame and the second frame, the upper end of the lower slide table is provided with an upper mold clamp, the lowerend of the upper slide table is provided with a lower mold clamp, the third frame and the fourth frame are provided with a middle slide table used to occupy or avoid space positions among the lower slide table and the upper slide table and the lower slide table, and a nitrogen heating middle mold is arranged on the middle slide table. When welding with hot gas welding plastic welding equipment, there is no such problem of poor welding quality after the hot plate is contaminated by plastic parts in hot plate welding, and there is no such problem of friction debris in the process of vibration friction welding. Heated nitrogen is used to heat the welding surface of an upper plastic part and a lower plastic part to the welding temperature for welding then, which costs less than the laser welding. And as long as it is a plastic part, the plastic part can be welded by the equipment to expand the application range of the equipment.