12results about How to "Novel and compact structure" patented technology

This utility model discloses a vulcanized rubber sealing structure, including a metal skeleton and a rubber body. One end of the metal skeleton is tapered, and the diameter of the tapered structure gradually decreases outward along the axis. The apex angle of the axial section of the tapered structure is 1. The tapered surface of the metal skeleton is provided with an annular groove perpendicular to the center along the radial direction. The rubber body is placed in the annular groove and vulcanized with the metal skeleton. The outer surface of the rubber body is a tapered structure, and the apex angle of the axial section is 2. By controlling the angle between the vulcanized rubber and the sealing surface, the vulcanized rubber sealing structure is optimized to prevent the rubber from cracking due to pressure during sealing, resulting in high reliability.

The utility model relates to an automatic chamfering device for the end face of a positioning pin of an output shaft of a speed reducer, and belongs to the technical field of chamfering equipment.The automatic chamfering device comprises a rack, a clamping rotating mechanism, a feeding reversing mechanism and a chamfering mechanism, and the clamping rotating mechanism, the feeding reversing mechanism and the chamfering mechanism are installed on the rack; the feeding reversing mechanism is arranged beside the clamping rotating mechanism. The positioning pin chamfering device is novel and compact in structure, the clamping rotating mechanism, the feeding reversing mechanism and the chamfering mechanism are arranged and used in cooperation, automatic reversing of a positioning pin is achieved, chamfering treatment of the two ends of the positioning pin can be achieved through one-time feeding, the automation degree is high, and the production efficiency is greatly improved.

The utility model relates to a straight type three-way multifunctional leak detection device, and belongs to the technical field of pipe body detection, the straight type three-way multifunctional leak detection device comprises a water tank, a lifting platform and a clamping and pressurizing mechanism are arranged in the water tank, the clamping and pressurizing mechanism is arranged at the top of the lifting platform, and the clamping and pressurizing mechanism comprises a left side clamping assembly, a right side clamping assembly and a top pressurizing assembly. The left side clamping assembly, the right side clamping assembly and the top pressurizing assembly are arranged, the first pressing pipe and the second pressing pipe are each internally provided with a plurality of annular steps matched with the straight tee joint in specification, and the straight tee joint leakage detection device can be suitable for leakage detection of straight tee joints of different specifications; and the positioning block is arranged, and the positioning block is internally provided with the positioning groove and the guide groove, so that a worker can be assisted to place the straight tee joint, and the leakage detection efficiency is also greatly improved.

The utility model relates to a miniature high-flow diaphragm double-head pump, and belongs to the technical field of diaphragm pumps, the miniature high-flow diaphragm double-head pump comprises a first pump head and a driving mechanism connected with the first pump head and used for driving the first pump head to work, the driving mechanism comprises a box body, a motor, an eccentric wheel and a first connecting rod, the motor is fixed on the box body, and the eccentric wheel is fixed on the first connecting rod; the eccentric wheel is fixed to an output shaft of the motor, the first connecting rod is rotationally connected to the eccentric wheel and used for driving the first pump head to work, a second pump head is further connected to one side of the box body in a mirroring mode, and a second connecting rod is further rotationally connected to the eccentric wheel and used for driving the second pump head to work. The micro diaphragm pump is novel and compact in structure, the pump head is additionally arranged on an existing micro diaphragm pump in a mirroring mode, the structure is optimized and improved, one motor is used for driving the two pump heads to work, large flow can be achieved only by increasing extremely small size and cost, use is convenient, and customer requirements are greatly met.

The utility model provides an extrusion type cosmetic packaging container. The extrusion type cosmetic packaging container comprises a bottle body for discharging liquid through pressing and an outer cover assembly arranged at a discharging opening of the bottle body. The outer cover assembly comprises a cap part provided with a blocking piece and can block the discharging opening of the bottle body. The side edge of the cap part extends to form a lug part, and the lug part is connected to a limiting part arranged on the bottle body through a guide hole and can move in the radial direction relative to the limiting part so as to drive the cap part to be separated from the surface of the discharging opening. The cap part is fixedly connected to the bottle body through the ear parts, so that the moving track of the cap part is limited, and the cap part can be effectively prevented from being lost. The utility model provides two extrusion discharging modes, the first mode is to directly extrude the bottle body, and the second mode is to extrude the bottle body through the side plug. Through up-down drawing of the cap part, opening and closing of the discharging opening are achieved, and the packing material is still of an integral structure when being opened for use. The cover is novel in structure and attractive in appearance, and meanwhile, the rope hanging hole is formed in the cover body, so that the cover has the advantage of being convenient to carry.

The utility model relates to the technical field of HVPE equipment, in particular to a heater assembly protection device of the HVPE equipment. According to the technical scheme, the heating device comprises a growth area located at the bottom of the HVPE equipment, a heater assembly supporting rod is installed in the growth area, a heater assembly is installed at the top of the heater assembly supporting rod, a driving motor is arranged at the bottom of the growth area, the output end of the driving motor is connected with a supporting column, a carrying disc is installed at the top of the supporting column, and the heating assembly is installed on the carrying disc. A quartz protective sleeve located on the outer ring of the supporting column is mounted in the growth area in a sleeving manner; a first pipeline is installed in the quartz protective sleeve in a penetrating mode, and a reinforcing assembly used for installing the supporting column and the carrying disc is arranged between the top of the supporting column and the carrying disc. The heater assembly is novel and compact in structure, the heater assembly is protected, so that the service life of the assembly is prolonged, meanwhile, the effect of stably installing the carrying disc is achieved, and driving of the supporting column is more stable.

The utility model relates to an evaporation coil end necking device, and belongs to the technical field of evaporator machining, the evaporation coil end necking device comprises a box body, a clamping mechanism and a necking mechanism, the clamping mechanism and the necking mechanism are arranged in the box body, a feeding hole is formed in the side wall of the box body, and the clamping mechanism is arranged beside the feeding hole and used for clamping an evaporation coil; the necking mechanism comprises a necking assembly, a motor and a pneumatic rotating joint, the necking assembly is rotationally installed in the box body, one end of the pneumatic rotating joint is fixed in the box body, the necking assembly, the pneumatic rotating joint and the feeding hole are coaxially arranged, the motor is fixed in the box body, and the pneumatic rotating joint is fixed in the box body. And the driving assembly is used for driving the necking assembly to rotate. When the necking device is used, only one end of the coil needs to be inserted along the feeding hole, the clamping air cylinder and the necking assembly are controlled by the follow-up single-chip microcomputer controller to work, the extrusion roller on the sliding block gradually gets close to the coil and rotates around the coil, the horizontal section and the frustum section of the extrusion roller are pressed on the coil, and the necking action can be completed.

The utility model relates to a clamping device for deburring machining of a spring chuck shell, and belongs to the technical field of clamps, the clamping device comprises a base, a jacking air cylinder, a lifting table and a clamping assembly installed on the lifting table, a through hole is formed in the middle of the base, the jacking air cylinder is arranged in the through hole, and the clamping assembly is arranged on the lifting table. The lifting table is arranged in the through hole in a matched mode, and the jacking air cylinder is used for driving the lifting table to move up and down. By arranging the clamping assembly and the positioning rod, the spring chuck shell can be easily clamped, it can be ensured that the clamping angles of each time are consistent, and the whole feeding and loading process is simple and convenient; and by arranging the jacking air cylinder, the spring chuck shell can be lifted upwards, so that the bottom edge of the spring chuck shell can be deburred, and the whole edge of the spring chuck shell can be polished under one-time clamping action.

The utility model relates to the technical field of boiler pipeline installation, in particular to a butt joint device for boiler pipeline installation. According to the technical scheme, the butt-joint structure comprises a to-be-connected pipeline and a butt-joint structure used for supporting the pipeline. The butt-joint structure comprises a fixing plate, a first concave panel and a third concave panel, wherein the first concave panel and the third concave panel are installed on the top of the fixing plate. The top of the first concave panel is provided with a second concave panel used for pipeline bearing, and a plurality of balls assisting in pipeline pushing are installed on the inner concave face of the second concave panel. And a connecting plate is fixedly connected to the bottom of the third concave panel, a pushing motor is fixedly connected to one side of the connecting plate, the third concave panel is fixedly connected to the top of the connecting plate, and a clamping assembly for clamping the two sides of the pipeline is arranged on the third concave panel. The boiler pipeline butt-joint device is novel and compact in structure, high in universality and suitable for fixing and clamping pipelines of different sizes, has the mechanical pushing butt-joint function, reduces labor input and improves boiler pipeline butt-joint efficiency.

The condenser is characterized in that the condenser comprises a pipeline, the pipeline is provided with a condensate water channel and a refrigerant channel which are not communicated with each other in the radial direction, and a water pump used for driving condensate water to flow in the condensate water channel is arranged at an inlet of the condensate water channel. An exhaust valve used for exhausting water vapor and / or air in the condensate water channel is arranged in the condensate water channel, and the refrigerant channel is provided with a refrigerant channel inlet and a refrigerant channel outlet. The condenser has the advantages that the condenser pipeline is provided with the condensate water channel and the refrigerant channel which are not communicated with each other in the radial direction, so that the condensate water channel and the refrigerant channel do not influence each other, a better heat exchange effect is achieved, and the whole structure is novel and compact; according to the condenser, heat exchange between a refrigerant and air is not affected under the condition that no condensate water exists, and the refrigerant is cooled by the condensate water and the air at the same time under the condition that the condensate water exists.

The utility model relates to a road closure warning device for a road wrecker, and belongs to the technical field of road wreckers, the road closure warning device comprises a carriage mounted on the wrecker, storage grooves are symmetrically fixed on two sides of the carriage, warning mechanisms are arranged in the storage grooves, and each warning mechanism comprises a plurality of sections of bearing rods which are hinged in sequence; the multiple sections of bearing rods can be unfolded to form a straight line, the bearing rod close to one side of the storage groove is hinged into the storage groove, a plug pin is connected between every two adjacent bearing rods, a cavity is formed in each bearing rod, and a warning roller shutter is arranged in each cavity. According to the wrecker, the warning device is integrated on the wrecker, the wrecker can be used anytime and anywhere and is fast and convenient to use, the multiple sections of bearing rods are unfolded to form a straight line, the bearing rods are coated with the warning reflective layers, the warning effect is good, the wrecker is not prone to being affected by the environment, meanwhile, the warning roller shutter is unfolded through the supporting rods, the warning range is large, and the warning effect is good.

The utility model discloses a rotational joint and a mechanical arm, the rotational joint comprises a first joint piece, a second joint piece and a rotational connecting piece, and the first joint piece is rotatably connected with the second joint piece through the rotational connecting piece; a motor stator module is arranged on the first joint piece and comprises a plurality of stator coil windings which are arranged in a circle; a motor rotor module is arranged on the second joint piece and comprises a plurality of rotor coil windings which are arranged in a circle; the motor stator module is electrified to generate a first alternating magnetic field, the motor rotor module is electrified to generate a second alternating magnetic field, and the second joint piece is static or rotates relative to the first joint piece under the interaction of the first alternating magnetic field and the second alternating magnetic field. The rotating joint is compact in structure, small in occupied space, high in motion control precision, convenient to disassemble, assemble and maintain, stable in signal transmission and high in transmission speed.