40results about How to "No accidental damage" patented technology

The invention discloses a mechanical hydraulic compound drive gearbox, which is applied to special vehicles of sweeping machines and the like. A box body and a support frame of a gearbox form a rigid framework, and a sun shaft and a ring gear shaft are installed in the structure and also connected in series, thereby ensuring that the sun shaft and the ring gear shaft are reliably in differential operation on the same straight line respectively in the form of a half shaft and causing no accidental damage. A compound drive is arranged to drive a variable speed gear shifting structure for driving output, thereby respectively meeting running requirements for low-speed sweeping operation and high-speed cleaning operation of sweeping machines. The gearbox has advanced design in drive path, has few parts, achieves multiple functions, and is high in drive efficiency, low in oil consumption, simple in drive structure, small in size, light in weight, easy to install in a limited vehicle space, stable in equipment and safe in operation. Starting torque of special vehicles is large, and climbing performance and slope starting performance are good.

The invention discloses a convenient assembling auxiliary tool for a casing and a stator of a direct-drive motor. The convenient assembling auxiliary tool comprises a base, a guide rod, a supporting ring, a positioning ring and a guide ring. The upper end of the base is connected with the guide rod. A base boss is arranged at the upper end of the base. The supporting ring and the positioning ringare mounted at the upper end of the base. A stator is attached to the outer wall of the base boss. The lower end of the stator abuts against the supporting ring. The guide ring comprises a mounting table, arc-shaped through holes are uniformly distributed in the inner wall of the mounting table, and balls arranged up and down are attached into the arc-shaped through holes. A gland is installed onthe lower end face of the mounting table. The inner ends of the balls are exposed out of the arc-shaped through holes and abut against the outer wall of the stator. A heat insulation ring is arrangedat the upper end of the mounting table. The gland and the heat insulation ring limit the balls in the arc-shaped through holes between the gland and the heat insulation ring. The heat insulation ringabuts against the casing. The casing comprises a second shell, and the casing is pressed downwards to enable the second shell to be pressed into the stator in an interference fit mode. According to the invention, the stator is fixed reliably and firmly, the temperature of the casing cannot be reduced rapidly, and the casing and the stator are assembled accurately and reliably with high efficiency.

The invention discloses a surgery knotter comprising a rod, a handle arranged at the near end of the rod and a spiral knotting head arranged at the far end of the rod. The spiral knotting head is arranged at the front end of the rod, so that peripheral tissue cannot be injured accidentally in the knot pushing process, and safety factor is high. Besides, a positioning groove used for positioning a suture line is arranged in the lower side wall of the rear of the spiral knotting head, so that the suture line cannot fall off during knot pushing, controllability is high.

The invention discloses a steel wire coil hoisting clamp. The steel wire coil hoisting clamp is characterized in that a conical hoisting assembly is formed by at least three hoisting units, wherein each hoisting unit comprises a clamp and a chain. Each clamp is in a quadrangular hinge structure consisting of a group of calipers with clamping teeth, an L-shaped operating handle, a connecting rod and a link. Compared with the prior art, the steel wire coil hoisting clamp has the beneficial effect of being capable of automatically clamping in the hoisting, the labor intensity of the working personnel can be alleviated, the hoisting process is stable and safe, the damage to a steel wire coil is small, the convenience in assembling is realized, the structure is simple, and the convenience in installation and repairing can be realized.

The invention discloses a convenient assembling auxiliary tool for a case and a stator of a servo motor. The tool comprises a base, a guide rod, a support ring, a positioning ring and a guide ring; the upper end of the base is connected with the guide rod, and a base convex column is arranged at the upper end of the base; the support ring and the positioning ring are mounted at the upper end of the base; the outer wall of the base convex column is attached to a stator. The guide ring comprises a mounting table, and arc-shaped through holes are uniformly distributed in the inner wall of the mounting table; balls are attached to the interiors of the arc-shaped through holes. A gland is mounted at the lower end of the mounting table, the balls are exposed out of the arc-shaped through holes,and abut against the stator, and the upper end of the mounting table is provided with a heat insulation ring, wherein the gland and the arc-shaped through holes limit the balls between the gland and the heat insulation ring; the heat insulation ring abuts against the case, and the case comprises a second case body; a sliding sleeve is attached to the outer wall of the stator, and a hoop is attached to the outer wall of the sliding sleeve; and the case is pressed downwards to enable the second case body to be pressed in interference fit. According to the invention, the stator is fixed reliablyand firmly, the temperature of the case cannot be reduced rapidly, and the case and the stator are assembled accurately and reliably with high efficiency.

The invention belongs to the field of ornament as well as self-defense articles, relating to a combined decoration self-defense ring provided with a ring circle. The ring circle is connected with a protrusion, and the protrusion is connected with a detachable decoration self-defense part; specifically, the decoration self-defense part can be connected with the ring circle by screw threads; in order to firmly connect the protrusion with the decoration self-defense part, the connection surface of the protrusion and the decoration self-defense part is a plane; in order to prevent rings from rotating, the upper part of the ring circle adopts circular arc structure, and the connection of the ring circle and the protrusion is in detachable or non-detachable connection. The invention has beautiful appearance and changeable modelling and adopts the novel design of combined structure to ensure that the self-defense function has total imperceptibility, has strong aggressivity and can not cause accidental injury.

The invention discloses a device for automatic conveying distribution of heating-up furnace glassware. The device for automatic conveying distribution of the heating-up furnace glassware comprises a conveying line arranged on a side of a heating-up furnace input port and parallel with the heating-up furnace input port. A wedge plate is arranged on a side edge in the length direction of the conveying line, and a pushing plate is arranged on the other side edge of the conveying line. Besides, the side edge, where the wedge plate is arranged, of the conveying line is close to the heating-up furnace input port. The wedge plate is driven to conduct up and down displacement along the direction perpendicular to the conveying line by a vertical displacement driving mechanism. The pushing plate isdriven to conduct horizontal displacement along the width direction of the conveying line by a horizontal displacement driving mechanism. The wedge plate is driven to do upward displacement by the vertical displacement driving mechanism. The side edges of the conveying line are in an opened state, and then the pushing plate is driven to push a whole row of glassware to a heating-up furnace mesh belt by the horizontal displacement driving mechanism. According to the device for automatic conveying distribution of the heating-up furnace glassware, the working procedure that automation participates directly in putting of the glassware onto the heating-up furnace mesh belt is adopted; the production cost and labor intensity are lowered; meanwhile, personal safety of the staff is guaranteed; andequipment is utilized effectively, and working efficiency and the product qualification rate are improved.

The invention relates to a spinning spindle directly driven by a motor for a spinning frame. The spindle is composed of an aluminum sleeve tube spindle shaft disc combining member, an electric spindlemotor and a conical hole nut, the aluminum sleeve tube spindle shaft disc combining member is composed of a spindle shaft and an aluminum sleeve tube, wherein the spindle shaft is fixedly arranged onthe aluminum sleeve tube. The aluminum sleeve tube spindle shaft disc combining member is connected with the electric spindle motor, and the conical hole nut is arranged on a motor shaft tail of theelectric spindle motor. The cooperative designing between a motor bearing and a motor end cover is clearance fit, a special O-shaped ring is configured to be a bearing center fixing component, the O-shaped ring is also used for shock absorbing when the motor is rotated at a high speed, multiple layers of corrugated springs are configured in a motor tail bearing cover to be used as a motor rotor axial restoring component, the motor rotor shaft can be moved in the axial direction, and it is ensured that the motor shaft is not accidentally damaged when collective doffing is conducted.

The invention discloses a device and method for correcting a deformation expansion joint, and belongs to the technical filed of ship construction. The device comprises a first adjusting plate, a second adjusting plate and more than two adjusting screws. The first adjusting plate is used for being fixed to an upper flange of an expansion joint to be corrected, and the second adjusting plate is usedfor being fixed to a lower flange of the expansion joint to be corrected. The two ends of the adjusting screws are separately connected with the first adjusting plate and the second adjusting plate.By rotating nuts on the adjusting screws, the distance between the first adjusting plate and the second adjusting plate can be adjusted to compress or stretch the expansion joint to be corrected so asto correct the expansion joint to be corrected. During correcting, a protection cable is embedded in a deformation thread, the uniformity of thread clearance after correction can be effectively guaranteed, during correction, the deformation thread is heated to promote the deformation of the expansion joint to be corrected, and the correction difficulty of the expansion joint to be corrected is reduced. The correction method is high in operability and is an indispensable emergency treatment method.

The invention discloses a lamp head pressure resistance testing device. The device comprises a lamp installation rack, a pressing hammer and a pressing hammer fine-tuning device. The lamp installationrack is provided with a vertically oriented lamp head installation through hole. The lamp head can be installed in the through hole through threaded connection from bottom to top. The bottom end of the pressing hammer has a V-shaped structure. The pressing hammer is provided with a pair of balance arms. The ends of the balance arms are provided with balancing weights. The lamp installation rack is provided with a support fitting to the balance arms. The pressing hammer fine-tuning device is arranged above the lamp head installation through hole. When the balance arms of the pressing hammer are arranged on the support, through the pressing hammer fine-tuning device, the bottom end of the pressing hammer is close to the end surface of the lamp head contact point step by step. The lamp headpressure resistance testing device has a simple structure, is easy to operate and produces accurate test results.

The invention discloses an automatic laser cutting robot device which comprises an installation plate, a material moving table, a front cutting plate, a rear cutting plate and a storage table. The material moving table is arranged on one side above the installation plate, and the front cutting plate is arranged above one end of the material moving table in the vertical direction. The automatic laser cutting robot device has the beneficial effects that a first motor drives a rotary disc and an object to rotate, the cut position is adjusted, and it is ensured that the cutting precision and the cutting efficiency of the object are higher. In addition, grooves are used for being attached to the bottom of the object so that the friction force can be increased, stop blocks in the grooves are matched for clamping and blocking the bottom of the object, and it is ensured that the object is driven to rotate and adjust, and the cutting position is more smooth and firm. Furthermore, the three grooves are arranged in an equal-radian manner, it is ensured that the attaching position and area of the grooves on the bottom of the object are more uniform, it is ensured that the cut object is adjusted and rotated more smoothly, and the object is prevented from jittering or sliding when being adjusted to rotate. The automatic laser cutting robot device is convenient to operate, firm and durable and suitable for use and popularization, and good social benefits are achieved.

The invention discloses railway equipment for screw dismounting. The railway equipment for screw dismounting comprises a second shell; the lower surface of the second shell is fixedly connected with the top end of an extension rod; the bottom end of the extension rod is fixedly connected with the upper surface of an antiskid pad; a handle is arranged on the upper surface of the second shell; the upper surface of the inner wall of the second shell is fixedly connected with the top ends of L-shaped rods; two L-shaped rods are provided; the opposite ends of the L-shaped rods are fixedly connectedwith the left and right side surfaces of a driving device; and the upper surface of the driving device is fixedly connected with the lower surface of a U-shaped plate. In the railway equipment for screw dismounting, through cooperation among a motor, a fixed plate, a connecting rod and a first shell, and through work of the motor, an output shaft of the motor drives the fixed plate to perform a peripheral motion, the fixed plate drives the connecting rod to perform a peripheral motion, and the connecting rod drives the first shell to perform a peripheral motion, so that screws are tightened or dismounted without needing people to manually dismount or mount the screws by a screwdriver, both time and labors are saved, and the working efficiency is improved.