16results about How to "Avoid close contact" patented technology

The utility model discloses a bolt thread rolling device which comprises a working table, supporting columns, thread rolling structures, a sliding groove, a moving structure and a clamping structure, a plurality of supporting columns are vertically arranged at the lower end of the working table, the thread rolling structures used for bolt thread rolling are symmetrically arranged at the upper end of the working table, the sliding groove is formed in the upper end of the working table, and the moving structure is arranged in the sliding groove. A sliding groove is formed in the upper portion of the workbench, a moving structure is arranged in the workbench and located at the lower end of the sliding groove, the moving structure is used for driving the thread rolling structure to move, a clamping structure matched with the thread rolling structure is arranged on one side of the upper portion of the workbench, and the thread rolling structure comprises a supporting plate, a thread rolling wheel, a thread rolling shaft and a first driving motor; according to the bolt machining device, a clamping structure can be placed in and taken out before machining and after machining, the safety performance is improved, the thread rolling wheel can move, and bolts of different specifications can be machined.

This utility model discloses an aluminum shell structure for an electrolytic capacitor, including a capacitor core package. A shell is provided at the outer end of the core package, and a support strip is provided inside the shell. Multiple sets of support strips are arranged around the shell. A cover is provided on top of the shell, and the cover cooperates with the shell. A pressure-relief column is provided inside the cover. A protective strip is provided inside the support strip, and a protective pad is provided inside the pressure-relief column. A partition cavity is opened inside the shell, and a vent hole is opened inside the shell. A pressure relief pipe is provided at the outer end of the shell, and a movable piston is provided inside the pressure relief pipe. A pressure-applying spring is provided between the movable piston and the wall of the pressure relief pipe. A pressure relief hole is opened at one end of the pressure relief pipe. This aluminum shell structure provides better shock resistance, suppresses explosions, stabilizes rise, and improves protection capabilities.

The utility model relates to the technical field of steel pipe flaw detection, and discloses galvanized strip steel pipe flaw detection equipment which comprises a flaw detection bin, a cross beam plate is welded in the flaw detection bin, a hydraulic cylinder is installed in the middle of the top of the inner wall of the cross beam plate, and a radiographic inspection device is fixedly arranged at the movable end of the hydraulic cylinder. The flaw detection device further comprises a plurality of steel pipe lifting assemblies, the multiple steel pipe lifting assemblies are distributed in a linear mode and penetrate through the interior of the flaw detection bin, and steel pipe rotating assemblies are arranged on the two sides of the top of the cross beam plate correspondingly. According to the galvanized strip steel pipe flaw detection equipment, after a steel pipe is placed on the steel pipe lifting assembly, the steel pipe does not need to be manually controlled to move subsequently, so that a worker is far away from a steel pipe flaw detection station, the worker is prevented from being in close contact with rays, and the detection safety is improved.

The utility model discloses an air pressure valve seat which comprises a valve seat body, a cleaning mechanism is installed in the valve seat body, the cleaning mechanism comprises an elastic supporting assembly, the elastic supporting assembly is installed in the valve seat body, an extrusion ring is installed on the top of the elastic supporting assembly, and a guide piece is installed on the side, close to the sealing face of the valve seat body, of the extrusion ring. Adsorption cotton used for cleaning the sealing face of the valve seat body is installed on the guide piece, and a push block used for pushing the extrusion ring is installed at the bottom of the valve element body. Compared with the prior art, the air pressure valve seat has the advantages that solid particles on the sealing surface of the valve seat can be removed in the closing process of the valve core, and the solid particles are prevented from hindering or interfering the tight contact between the sealing surface of the valve seat and the surface of the valve core as far as possible, so that the sealing effect of the valve is improved, and the normal work of equipment is ensured; meanwhile, abrasion and corrosion of solid particles to the sealing surface of the valve seat are reduced to a certain extent, the frequency of maintaining or replacing the valve seat by a user is reduced, and the maintenance cost is effectively reduced.

The utility model belongs to the technical field of film production equipment, and relates to a woven bag material cloth film blowing machine which comprises a film blowing machine and a supporting body placed above the film blowing machine, a herringbone plate is movably arranged at the end, away from the film blowing machine, of the supporting body, and a side face protection lifting device is arranged between the herringbone plate and the film blowing machine. An electrostatic eliminator is fixedly mounted on the side surface of the supporting main body; the herringbone plates are installed on the electric adjusting devices on the two sides of the supporting body, and the film blowing machine, the herringbone plates and the static electricity eliminator are connected through raw materials. The inverted-V-shaped plate is remotely controlled through the electric adjusting device, the working intensity of operators is reduced, close contact is effectively avoided, potential safety hazards are avoided, static electricity generated in the film pressing process is eliminated through the static electricity eliminator, and the bad influence of the static electricity on a raw material film is prevented; the problem that the raw material film is affected by wind generated by driving air is effectively reduced, plastic deformation is reduced, the cylindrical shape is kept, and the safety of operators is improved.

This utility model discloses a high-voltage testing device for surge arresters. The device includes a testing instrument, an adsorption conductive module, and an insulating rod. The adsorption conductive module is detachably mounted on the top of the insulating rod, and the end of the monitoring harness furthest from the testing instrument is detachably connected to the adsorption conductive module. In this embodiment, the adsorption conductive module can be moved to the device under test and adsorbed via the insulating rod, enabling remote operation, ensuring operator safety, eliminating the need for an aerial work platform, saving costs and time, and improving efficiency. The detachable nature of the adsorption conductive module and the insulating rod facilitates storage and transport. The detachable nature of the monitoring harness and the adsorption conductive module facilitates harness replacement and maintenance. The overall structure can stably establish an electrical connection between the adsorption conductive module and the device under test, ensuring smooth testing.

The invention belongs to the technical field of automobile exhaust system part stamping, and particularly relates to an automobile exhaust system part stamping device which comprises a machine table, and the top of the machine table is fixedly connected with a frame plate; the stamping equipment for the parts of the automobile exhaust system further comprises a feeding mechanism and a stamping mechanism, wherein the outer wall of the feeding mechanism is fixedly connected with the inner wall of the frame plate; according to the device, the stamping mechanism and the collecting assembly are arranged to make contact with the bottom of the upper die, the upper die is cleaned in the process that the righting assembly returns to the original position, and the space between the upper die and the lower die is kept clean; fine metal scraps attached to the surfaces of the upper die and the lower die are cleaned, the adhesive force of the metal scraps is reduced, then the scraps are collected in a centralized mode through negative pressure, the scraps are prevented from splashing out and being attached to other unmachined raw material plates or the interior of equipment during cleaning, and maintenance of the device is enhanced.

The utility model discloses a digital purlin holder welding platform. The digital purlin holder welding platform comprises an outer frame, a bottom plate, pulleys, universal wheels, a welding robot body, a window shade and a welding platform body. The welding platform is arranged, namely, the welding platform can be matched with the clamp connecting base to be externally connected with a clamp to achieve clamping combination of purlin supporting plate materials, the welding platform is matched with control of the PLC, the clamp connecting base can be moved through the worm, the worm gear and the screw, the welding position is made to be far away from an operator, and the welding operation safety is improved; according to the welding robot, short-distance contact between an operator and the welding robot body is avoided, meanwhile, overall operation is simple, the operator can conduct synchronous operation of multiple sets of platforms, the working efficiency is greatly improved, the shading curtain is arranged to shield arc light generated during welding, and harm to the operator caused by the welding arc light is reduced.

The utility model discloses a precise four-column hydraulic cutting machine convenient to position, and relates to the technical field of precise four-column hydraulic cutting machines. The device comprises a fixed seat, the top of the fixed seat is fixedly connected with a supporting seat, the top of the supporting seat is fixedly connected with a hydraulic cylinder, the front face and the back face of the supporting seat are fixedly connected with blocking shells, and the output end of the bottom of the supporting seat is fixedly connected with a lifting table. According to the utility model, the positioning assembly is arranged, specifically, after a material is placed on the cutting table, the electric push rod is started to drive the rack to move, the rack moves to drive the turntable to rotate together through the gear and the rotating shaft, the turntable moves through the movable rod connecting plates, and the two connecting plates are close to each other; when a material is cut off, the material can be pushed to the center of the cut-off table to be positioned, manual material positioning is not needed, positioning precision is improved, close contact between workers and a cut-off knife is avoided, and safety is improved.

The invention belongs to the technical field of agricultural machinery part machining, and particularly relates to a cutting device for agricultural machinery part machining, which comprises a machining table, and further comprises a placing base fixedly mounted at the top of the machining table; the first electric push rod is fixedly mounted at the top of the machining table; the bottom of the pressing plate is fixedly mounted on an output shaft of the first electric push rod, and the pressing plate is matched with the placement base; the electric sliding rail is fixedly mounted at the top of the machining table; by means of the simple structure, automatic and rapid clamping of workpieces is achieved, automatic adjustment of the front-back, left-right and height of a second motor and a cutting blade can be achieved, manual operation of personnel is not needed, automatic cutting machining of the workpieces is achieved, close-range contact of the personnel is avoided, time and labor are saved during operation, the machining efficiency is improved, and the production cost is reduced. And the safety and the practicability are high.

The utility model discloses a vertical clearing and transporting system for construction waste, which comprises a vertical channel, an inclined buffer channel and a damping bracket which are connected in sequence, and further comprises a waste pool and an automatic control system, the top of the garbage pool is provided with a spraying ring pipe, and an automatic control system is sequentially connected with a vibration sensor, a time relay, a contactor and an electric valve; the vibration sensor is provided with a delay adjustable module which is installed on the damping support, and the delay adjustable module is provided with a normally open contact. When the damping support vibrates, the vibration sensor senses vibration and then outputs a signal to the delay adjustable module, and a normally open contact of the delay adjustable module is closed. A normally open contact of the delay adjustable module is connected in series in a coil power supply circuit of the time relay; a normally open time-delay closed contact of the time relay is connected in series in a coil power supply circuit of the contactor; a normally open contact of the contactor is connected in series in a coil power supply circuit of an electric valve; and the electric valve is arranged on a water feeding pipe of the spraying ring pipe. The device can meet the requirement of green construction, and is high in efficiency and low in cost.

The invention discloses a clavicle fracture intramedullary fixing nail and a clavicle fracture intramedullary fixing system.The clavicle fracture intramedullary fixing nail can be implanted into a clavicle through an external bone drill and comprises a head section and a tail section, and the head section comprises a thread structure extending from the edge of the first end of a nail body of the clavicle fracture intramedullary fixing nail to the center; the tail section comprises a thread structure extending from the edge of the second end of the nail body of the intramedullary fixing nail for clavicle fracture to the center, the head section and the tail section have the same rotation direction of the thread structure, and the thread pitch of the head section is larger than that of the tail section. The end portions of the head section and the tail section are clamped through a bone drill, and the head section and the tail section are meshed with cortical bones at the edges of the two ends of the clavicle through a thread structure. The intramedullary fixation system for the clavicle fracture comprises an incision construction unit, a clavicle reduction and fixation unit, a patient clavicle imaging unit and an incision suture unit. The variable-pitch thread structures at the two ends of the intramedullary fixing nail for the clavicle fracture are meshed with cortical bones to achieve the pressurization effect, meanwhile, loosening after meshing is avoided, and the fracture clavicle can be firmly maintained to be reset.

The utility model provides a garbage solid-liquid separation device with a drying function, and relates to the technical field of garbage solid-liquid separation, the garbage solid-liquid separation device comprises a solid-liquid separation mechanism, the bottom of the solid-liquid separation mechanism is fixedly connected with a dehumidifying and drying mechanism, the solid-liquid separation mechanism comprises a diversion shell, the top of the diversion shell is fixedly connected with a supporting table, and the supporting table is fixedly connected with a drying mechanism. The top of the supporting table is fixedly connected with an embedded ring. According to the solid-liquid separation device, under the action of the solid-liquid separation mechanism, solid-liquid mixed garbage in the filtering throwing net is made to rotate at a high speed by starting the first driving motor, centrifugal force is generated on the solid-liquid mixed garbage, solid garbage is left in the filtering throwing net, and liquid garbage is thrown out to the flow guide shell to flow out. According to the solid-liquid separation device, residual liquid of solid garbage can be fully spin-dried, the workload of later-stage garbage treatment is relieved, the overall efficiency of solid-liquid separation of the garbage is improved, and the solid-liquid separation completion degree is greatly improved.

The invention relates to the field of silicon steel pickling, in particular to a silicon steel pickling device and a pickling method. The bracket is fixedly connected to the side wall of the pickling tank; the double-end worm is rotationally connected to the bracket; the motor a is fixedly connected to the bracket; the slide rail is fixedly connected to the side wall of the pickling tank; the moving frame is connected to the sliding rail in a sliding manner; the guide rollers a are rotationally connected to each group of moving frames; the rotating frame a is rotationally connected to the moving frame; the guide roller b is rotationally connected to the rotating frame a; the worm gear is rotationally connected to the movable frame; and the limiting strip is fixedly connected to the movable frame. Compared with the prior art, the pickling device has the advantages that the operation in the silicon steel loading process is simpler, and the silicon steel does not need to be guided to sequentially penetrate through the roll shafts in acid liquor by personnel, so that the personnel are prevented from being in close contact with the acid liquor, the operation safety in the personnel is effectively improved, and compared with the prior art, the pickling device has a remarkably better use effect.

The molten aluminum placing device comprises two L-shaped frames which are arranged in a spaced mode, the lower portions of the vertical sections of the two L-shaped frames are connected through a transverse rod, vertical rods are integrally welded to the upper portions of the free ends of the horizontal sections of the two L-shaped frames, and an upper hinge seat and a lower hinge seat are integrally arranged on the inner sides of the vertical rods. A placing assembly is arranged between the two L-shaped frames, the upper hinge seat is hinged to the outer wall of the placing assembly through a first connecting rod inclining downwards, the lower hinge seat is hinged to the outer wall of the placing assembly through a second connecting rod inclining downwards, and electric-hydraulic push rods are hinged to the horizontal sections of the L-shaped frames. The free end of the electric-hydraulic push rod is hinged to the middle of the second connecting rod, through control of the electric-hydraulic push rod, the placing assembly can be turned over, so that molten aluminum in a molten aluminum barrel or an aluminum ingot smelting furnace is poured out, close-range contact between people and the smelting furnace is avoided, the use safety and reliability of the device are improved, and the device is suitable for industrial production and has good application prospects. And the practicability is very high.