12results about How to "Increased contact area" patented technology

The invention discloses a bus connector and a power supply terminal with a cable. The bus connector includes a housing, two terminal sets, and a plurality of cables. The shell is provided with two vertical parts, and the two vertical parts are oppositely arranged and jointly form a plugging port. The two terminal groups are inserted into the shell, each terminal group comprises at least one power supply terminal, the at least one power supply terminal comprises a contact part, a fixing part and a crimping part, and the fixing part is connected between the contact part and the crimping part. The plurality of cables are arranged in a single row, and one end of each of the plurality of cables is fixedly connected to the crimping part. The crimping part is provided with a cross section, the cross section is perpendicular to the extension direction of the plurality of cables, and the length-width ratio of the cross section is larger than or equal to 3. Therefore, according to the bus connector, the heat dissipation efficiency is improved, and the current-carrying capacity is improved.

A multi-joint bionic dexterous artificial hand finger belongs to the technical field of mechanical bionic hands and comprises a finger body. The rotating mechanism is arranged in an inner cavity in one side of the finger body, the rotating mechanism comprises a first rotating rod, one end of the first rotating rod penetrates through the finger body and is fixedly provided with a fingertip, and the surface of the first rotating rod is fixedly provided with a limiting ring located in the finger body; in the rotating process of a limiting ring, a first rotating rod and a fingertip can be limited, then the fingertip can drive a protective sleeve to rotate by 180 degrees, then the protective sleeve can move to the top end of a finger body, and then the finger body and the protective sleeve can grab fragile objects; and finally, the fingertips are rotated by 180 degrees through the driving motor, so that the grabbing state of the finger body can be flexibly adjusted according to the characteristics of an object, and the adaptability and universality of the finger body in practical application are improved.

The utility model belongs to the technical field of microbiological research, and particularly provides a reaction assembly of a microgravity microbiological reaction device, which comprises an installation fixing frame, a sphere reaction bin, an oxygen supply membrane tube, a liquid changing and gas supplying assembly and a monitoring assembly, the oxygen supply membrane tube is arranged in the sphere reaction bin and penetrates through the central axis of the sphere reaction bin, the liquid and gas exchange assembly is used for achieving the functions of oxygen supply, liquid exchange and gas exhaust for the sphere reaction bin, the liquid and gas exchange assembly is connected with the oxygen supply membrane tube, and the monitoring assembly is connected with the liquid and gas exchange assembly. According to the reactor, the contact area of gas and a culture medium in the reactor can be enlarged.

The utility model discloses an outdoor sports glove, and belongs to the technical field of sports gloves. An outdoor sports glove comprises a glove body, a ventilation window is formed in the palm center of the glove body, the surface of the ventilation window is covered with a sweat absorption belt, the sweat absorption belt is annularly arranged and arranged on the glove body in a penetrating mode, the width of the sweat absorption belt is larger than that of the ventilation window, the outer side of the sweat absorption belt is made of silica gel materials, and the inner side of the sweat absorption belt is made of porous water absorption materials. The porous water absorption material is formed by blending polyester fibers and cotton fibers, so that the inner side of the sweatband has hygroscopicity, and the abrasive resistance of the sweatband can be guaranteed. When the palm center of a user sweats, the sweat absorbing belt located at the ventilation window can absorb sweat; due to the fact that the sweatband is arranged on the glove body in the penetrating mode, the palm center and palm back positions of the sweatband are changed by pulling the sweatband, and the palm part can be kept dry. Meanwhile, the sweatband can cover the ventilation window all the time, and the hand is protected.

The utility model provides a temperature control device which comprises a barrel-shaped reaction component, a temperature control component and a temperature control component, the barrel-shaped reaction component comprises a barrel body and a coil pipe wound on the outer surface of the barrel body, and the coil pipe serves as a circulation channel of heated / cooled materials; the temperature control assembly is arranged on the outer side of the barrel-shaped reaction part; the temperature sensor is in contact with the barrel-shaped reaction part or the temperature control assembly; the control unit is connected with the temperature sensor and controls the temperature control assembly to work based on the target temperature and the temperature detected by the temperature sensor. According to the utility model, a brand-new pharmaceutical research and development device is designed, the temperature control precision can be improved, and the chemical reaction is ensured to be carried out at a specified temperature.

The utility model provides a joint actuator fixing device and a robot, and relates to the technical field of intelligent control, in particular to the technical field of robots. The joint actuator fixing device comprises an actuator body and an actuator shell, the actuator shell is arranged on the outer side of the actuator body, a fixing part is arranged on the circumference of the actuator shell in the radial direction, and an actuator can be fixedly connected with an external structural part through the fixing part. According to the joint actuator fixing device, the fixing part is arranged on the circumference of the actuator shell in the radial direction, the joint actuator and the external structural part can be fixed in a matched mode through the fixing part, and the structure is compact when the joint actuator is connected with the external structural part. And through the arrangement mode of the fixing parts, the contact area between the joint actuator and the external structural part is increased, so that the weight of the external structural part can be uniformly dispersed to all the areas, all the contact areas are uniformly stressed, and matching and fixing between the joint actuator and the external structural part are facilitated.

The invention relates to the field of film cutting, in particular to a multi-shaft linkage self-positioning type film cutting device and a photogravure press, the multi-shaft linkage self-positioning type film cutting device comprises a rack, a conveying mechanism and a cutting tool, the conveying mechanism and the cutting tool are arranged on the rack, a platform is arranged on the rack, a positioning mechanism is arranged on the platform, and the positioning mechanism comprises two sets of rolling shafts used for clamping a film; one group of rolling shafts are movable rolling shafts located at the front end of a thin film conveying path, the other group of rolling shafts are fixed rolling shafts located at the tail end of the thin film conveying path, and an anti-deviation structure used for being in linkage with a cutting tool in a matched mode to further fix the thin film is arranged over the platform and located between the movable rolling shafts and the fixed rolling shafts. The fixed rolling shaft and the movable rolling shaft cooperatively work to jointly clamp the film and prevent deviation, then the trigger piece moves along with the cutting tool to synchronously drive all the extrusion pieces to make close contact with the film, the air bag expands along with the trigger piece to tightly abut against the film, and the fixing effect is further enhanced.

The utility model relates to a prefabricated shear wall elevation adjusting and jacking device, and belongs to the field of building construction equipment, the prefabricated shear wall elevation adjusting and jacking device comprises a foundation frame, a jacking rod and a jacking assembly, the foundation frame is located on the ground, the jacking rod is located on the side, away from the ground, of the foundation frame and movably connected with the foundation frame, the moving direction is vertical, and the jacking rod is movably connected with the jacking assembly; the jacking assembly is used for controlling the jacking rod to move relative to the foundation frame. When the prefabricated shear wall is subjected to elevation adjustment, the foundation frame and the jacking rod are placed below the wall body, the jacking rod is controlled to vertically move relative to the foundation frame through the jacking assembly, the vertical position of the wall body is adjusted, and the elevation adjustment precision is improved.

The utility model relates to the technical field of milk packaging, and discloses a boxing and wrapping machine which comprises a wrapping machine body, a feeding port is formed in the side wall of the wrapping machine body, a support is fixedly connected to the side wall of the wrapping machine body, a motor is fixedly connected to the outer wall of the support, the output end of the motor is fixedly connected with one end of a rotating shaft, and the other end of the rotating shaft is fixedly connected with a motor. An anti-toppling assembly is arranged on the inner wall of the support. According to the boxing and wrapping machine, a large gap between the first conveying belt and the second conveying belt is converted into two small gaps, the swing amplitude of milk boxes conveyed from the second conveying belt to the first conveying belt is reduced, the stability of milk box conveying is improved, and a transmission rod and a limiting frame are driven to rotate through the transmission effect of the belts; the limiting frame rotates to limit the position of the milk box, toppling of the milk box is avoided, the contact area between the limiting frame and the milk box is increased through the push block, the limiting stability is improved, and it is ensured that the milk box is kept vertical and stable in the moving process.

The utility model discloses a sensor, which comprises a shell, a base and a sensing assembly, wherein the base is provided with a first port and a second port which are opposite to each other, the first port is connected with the shell, the shell and the base jointly form a first cavity, and at least one part of the sensing assembly is located in the first cavity; the sensing assembly comprises a circuit board, a temperature sensing structure and a strain type pressure sensing structure, the temperature sensing structure and the strain type pressure sensing structure are electrically connected with the circuit board, and at least one part of the temperature sensing structure extends out of the second port of the base from the fluid channel in the first cavity so as to sense the temperature of an external medium; and the strain type pressure sensing structure is communicated with the fluid channel so as to sense the pressure of the external medium. The pressure sensor can sense the temperature and the pressure of an external medium at the same time, and is high in sensing precision and simple in structure.

The application discloses a bone conduction earphone, which comprises two earphone heads (1), two warehouse bodies (2), ear hanging lines (3) connected between the earphone heads (1) and the warehouse bodies (2), and neck wearing lines (4) connected between the two warehouse bodies (2). When the neck wearing line (4) is in a horizontal state, the warehouse body (2) extends vertically downward or extends downward and inclines toward the side where the earphone head (1) is located. In the application, the center of gravity of the warehouse body is closer to the fulcrum where the ear hanging line contacts the ear, the center of gravity of the whole bone conduction earphone is closer to the front, the tendency of the bone conduction earphone to swing around the fulcrum during movement is inhibited, the swing amplitude is reduced, the bone conduction earphone is more stable and reliable when worn on the head, and the use experience is better.