46results about How to "Enough distance" patented technology

The invention discloses an electronic device and an antenna processing method. The electronic device comprises an NFC (near field communication) coil and a first radio frequency feed point arranged onthe NFC coil; the NFC coil is adopted as the NFC antenna of the electronic device; the first predetermined part metal of the NFC coil, which starts from the first radio frequency feed point and terminates at a radio frequency grounding point on the NFC coil constitutes a first loop antenna; and the first predetermined part metal on the NFC coil is used as the loop antenna of a first radio frequency band when the communication module of the electronic device operates in the first radio frequency band. According to the electronic device and the antenna processing method of the invention, the first radio frequency feed point is arranged on the NFC coil, so that the loop antenna operating in the first radio frequency band can be set on the NFC antenna; and the NFC antenna can be multiplexed,so that space occupied by the antenna can be decreased, and therefore, sufficient distances between the antennas in a limited space can be ensured, and signal interference between the antennas can bereduced.

The invention discloses a steel frame float type offshore photovoltaic platform, which comprises a steel frame floating platform, a photovoltaic support, a photovoltaic panel, a photovoltaic inverter and an anchor chain, and is characterized in that the photovoltaic support and the photovoltaic inverter are installed on the steel frame floating platform, and the photovoltaic panel is installed at the top of the photovoltaic support; the photovoltaic panel is electrically connected with the photovoltaic inverter; the steel frame is provided with a buoy in a floating mode, a plurality of anchor chains are installed at the lower end of the steel frame floating platform, and the anchor chains are used for mooring the steel frame floating platform on a seabed. The overall structural strength is higher, and reliability is high. The buoy is used for providing main buoyancy for the whole platform, so that small-diameter steel pipes can be adopted, and the manufacturing cost of the floating body is reduced. The platform is low in manufacturing cost, high in strength and suitable for low-cost large-scale development of floating type photovoltaics in deep and far sea.

The invention discloses a pair of roller skates that can do deviated braking by touching the ground. The invention mainly comprises a shoe body, a shell of sole, a wheel stent, shoe wheels and a braking device arranged at the rear side of the back wheel of the shoe. When braking, a brake swing block deviates when touching the ground, then the brake block touches and presses the back wheel, then the brake block deviates inward under the driving of the rotating of the back wheel, and prop and sink the soft surface of the back wheel to brake the shoe wheels. The invention has dual-brake effects of on-wheel brake and friction brake. The invention has huge braking force, stable brake and good anti-falling effect, the invention is also provided with an acousto-optic generator, which is fitting for sliding needs of all levels, and is particularly suitable for beginners to use for learning the sliding.

The invention discloses a power supply device for an anchor rod production line. The power supply device comprises an insulating tube, conductive rings, a turntable, a mounting plate, a carbon brush group A, a carbon brush group B and positioning devices, wherein the conductive rings are arranged on the outer circle of the insulating tube; the turntable is in threaded connection with one end of the insulating tube; the mounting plate is fixedly arranged on the turntable; the carbon brush groups A and B are symmetrically arranged on the two sides of the insulating tube; from the end with the turntable, the odd conductive rings are in sliding connection with the carbon brush group A, and the even conductive rings are in sliding connection with the carbon brush group B; the positioning devices are arranged at the bottoms of the carbon brush groups A and B; inlet terminals are arranged on the positioning devices; the carbon brush groups A and B are connected with the inlet terminals through wires respectively; an inner ring of each conductive ring is provided with connecting terminals; outlet terminals are arranged on the mounting plate; the connecting terminals are connected with the outlet terminals through wires. According to the power supply device, the power supply safety can be effectively ensured, and the conditions of poor contact and burn-out of carbon brushes are prevented.

A main body (17) of controller box (16) is attached to the lower surface of upper frame (15) of car frame (11) such that it can slide freely, and upper frame (15) is configured such that it constitutes a part of a wall of controller box (16).

The invention relates to the technical field of tools of daily use, in particular to a structure for crab shelling. The structure comprises an upper box body and a lower box body; the upper box body comprises an upper cover provided with the side wall extending downwards, the side wall is provided with a slide plate, a turnup cover is hinged to the upper cover, the end, far from the hinge position, of the turnup cover is provided with a rotary handle, and a rotary knife is arranged at the lower end of the rotary handle; the lower box body comprises a bottom cover provided with the support sidewall extending upwards, the upper end face of the support side wall is provided with an annular notch, through holes are formed in both sides of the support side wall and slidably connected to fixingdevices, one end of each fixing device is provided with a clamp block, and the surfaces of both the fixing devices are provided with threaded slide grooves; the upper box body is in slide and coordination connection with the lower box body. A crab is fixed in the box bodies, the rotary handle is rotated, the rotary knife cuts off a crab shell and enters the crab, the turnup cover is opened to drive the rotary knife to move together, and the crab shell is opened. The structure for crab shelling has the advantages of being capable of storing, fixing, boiling and shelling crabs.

The invention provides an integrated pouring type composite fireproof glass and a preparation method thereof. The fireproof glass comprises at least two pieces of plate glass, a whole glass pressing strip is arranged between the two pieces of plate glass, the glass pressing strip is perpendicular to the two pieces of plate glass, the glass pressing strip surrounds the periphery of the two pieces of plate glass, a cavity is formed by the glass pressing strip and the pieces of plate glass, and the cavity is filled with a fireproof liquid; and the contact surfaces of the glazing strip and the pieces of plate glass are internally bonded and sealed.

The invention discloses a small semiconductor refrigeration refrigerator with heat preservation and sterilization functions, and provides the following scheme aiming at the problems that cold air in a cold fresh area can be quickly dissipated and fruits and vegetables can be quickly rotted in the closed cold fresh area when an electric power factor fault or a semiconductor refrigeration fault occurs: the small semiconductor refrigeration refrigerator comprises a refrigerator body, wherein a cold fresh area and a freezing area are arranged on the inner wall of the refrigerator body; an isolation buffer box is arranged between the cold fresh area and the freezing area; an aqueous solution is arranged in the isolation buffer box; through holes distributed at equal intervals are formed in the outer wall of the top of the isolation buffer box; polyurethane foam balls are arranged in the isolation buffer box; and the polyurethane foam balls are matched with the inner walls of the through holes. According to the refrigerator, a flexible heat preservation interlayer is arranged by means of the volume difference between the frozen aqueous solution and the liquid aqueous solution in cooperation with the polyurethane foam balls, low temperature in the freezing area can enter the cold fresh area from the gaps when a refrigeration fault occurs, and rotting of vegetables and fruits in the cold fresh area is effectively delayed.

The invention discloses an automobile driving safety warning method and device. The method comprises the steps that the safety warning device is placed in front of a driver and does not hinder automobile driving; the safety warning device is switched to a corresponding signal channel according to the type of a road on which the automobile runs; when the vehicle brakes emergently, stops due to faults or stops due to collision accidents, a warning signal is sent out through the safety warning device, and the coverage range of the warning signal exceeds 150 meters; when a rear vehicle driving on the same route and direction enters a range covered by the warning signal, the safety warning device on the rear vehicle receives the warning signal and gives an alarm immediately. The device comprises a central processing unit, a frequency modulation module, a warning signal transmitting module, a warning signal receiving module and an alarm module. The device is wide in warning signal coverage range, high in anti-interference capacity, capable of effectively avoiding rear-end collision, serial rear-end collision or interval rear-end collision accidents, simple in structure, low in cost and high in early warning speed, and has practical application value.

An image heating apparatus includes a heat generating element for generating heat upon electric energization; a substrate supporting the heat generating element; a temperature detecting member for detecting a temperature of the substrate; an A/D converter for A/D conversion of an output of the temperature detecting means; photo-coupling means for converting an output of the A/D converter to a light signal and outputting the light signal; and abnormality detecting means for detecting an abnormal temperature on the basis of an output of the photo-coupling means.

The invention relates to the technical field of adhesive tape manufacturing, in particular to an original film printing two-dimensional code coating adhesive tape control system which comprises a coating roller and a printing head, connecting sleeves are rotationally connected to the two sides of the coating roller, connecting grooves are formed in the two sides of the coating roller, locking and fixing mechanisms are arranged at the connecting grooves, a connecting cavity is formed in the middle of the coating roller and is of a concave-like structure, and the printing head is arranged in the connecting cavity. A mounting groove is formed in the side end surface of the coating roller and communicates with the connecting cavity, a printing head is slidably connected into the mounting groove, a fixing plate is fixedly connected to the upper end of the printing head, the upper end of the fixing plate is located in the connecting cavity, auxiliary plates are fixedly connected to the two sides of the fixing plate, and driving mechanisms are arranged at the side ends of the auxiliary plates; the two sides of the middle of the coating roller are both provided with auxiliary hydraulic cavities, the two auxiliary hydraulic cavities are both slidably connected with position adjusting mechanisms, the adhesive tape cannot be pulled and deformed, and the quality of printed two-dimensional codes is guaranteed.

The invention discloses an intelligent logistics sorting device, and relates to the technical field of logistics sorting. The intelligent logistics sorting device comprises a feeding mechanism, a flow dividing mechanism and an output mechanism, the corresponding feeding mechanism is installed above the flow dividing mechanism, the flow dividing mechanism comprises a flow dividing disc, a flow dividing assembly and a driving assembly, multiple sets of balls with the two sides protruding out of the surface of the flow dividing disc are rotationally installed on the flow dividing disc, and the driving assembly in pressure contact with the balls is installed below the flow dividing disc; the flow dividing assembly comprises a track box mounted on the surface of the flow dividing disc, and the track box divides the surface of the flow dividing disc into a circulation track and a discharging track which are in double-helix parallel; and a plurality of groups of discharging ports are formed in the area, corresponding to the discharging track, of the flow dividing disc, and corresponding through grooves are formed in the area, close to the discharging ports, of the side face of the track box. According to the intelligent logistics sorting device, the size of the sorting device can be effectively reduced while multi-stage sorting is achieved, occupied space is reduced in the height and horizontal space, and cost is reduced.