31results about How to "Skill improved" patented technology

The invention relates to a lens system which is applicable to an LED street lamp and is matched with an LED illuminant for use to form light distribution with multiple Light beam angles and light intensities. A plane of light incidence of a lens in the system being close to the LED illuminant is a compound curved surface of an aspherical concave surface, and a light-emitting surface is a compoundcurved surface of an aspherical convex surface; the shapes of the incident surface and the emitting surface are determined by the luminescent properties of the LED illuminant and the requirement of the emergent ray; after the light ray emitted by the LED illuminant is refracted by the lens, facula formed on the irradiation surface within a certain distance has the characteristics of being comparatively long in the distance covered by the facula along one direction being vertical to the axes of the LED illuminant, being comparatively shorter in the distance covered by the facula along another direction being vertical to the direction, being symmetrical in the shapes of the faculas correspondingly to the axes of the LED illuminant, and taking on the distribution which is similar to rectangle. Similar plane isolux distribution curve shape as well as completely different maximum light intensity values of the light beam and half peak value light intensity light beam wrap angles can be obtained by the LED illuminant through different lenses, so that the lens system is especially suitable for the LED light fittings having the requirement of rectangle illumination scope.

The invention relates to a printing machine, in particular to a device for displacing printing pressing force and eliminating a tolerance clearance of a curved-surface printing machine. The device for displacing the printing pressing force and eliminating the tolerance clearance of the curved-surface printing machine comprises a printing device which is arranged on a base and is provided with a multi-work-position stepping indexing turntable and a mould handle, and a printing main machine which is arranged on a main machine supporting frame and provided with a transferring printing large drum, and is characterized in that a two-dimensional orthogonal sliding seat is arranged on the base, the main machine supporting frame is arranged on the two-dimensional orthogonal sliding seat through a main machine seat plate, the base is further provided with a longitudinal moving device used for eliminating the clearance, and a programmable logic controller (PLC) which is used for controlling the longitudinal moving device used for eliminating the clearance and is provided with a touch screen, and the longitudinal moving device used for eliminating the clearance is arranged between the base and the main machine seat plate, controls the main machine seat plate to move in the direction perpendicular to the axis of the mould handle, and eliminates the tolerance clearance. The device for displacing the printing pressing force and eliminating the tolerance clearance of the curved-surface printing machine is convenient to operate, is small in vibration, and meets the accuracy requirement for high-speed operation at the speed of 450-650 cups per minute in the cup printing process, and the speed of cup printing is improved by one time compared with existing equipment.

The invention relates to an energy-saving circulatory system utilizing external air to regulate temperature. The energy-saving circulatory system is mainly provided with a passive cooling host and an active cooling host, the passive cooling host utilizes external air which is lower than a coolant temperature to cool the coolant, and the usage of the active cooling host is reduced, thus saving theelectricity and energy needed to regulate temperature, and finally achieving the purposes of environment protection and energy saving.

The invention discloses an improved computer cooling device which comprises at least one evaporator, a compressor, a condenser, an expanding valve, a fan and a cooling medium. The evaporator is arranged on one side of at least one heating source which is arranged in a computer host unit and can be a central processing unit; the compressor is connected with the evaporator; the condenser is connected with the compressor; the expanding valve is connected between the condenser and the evaporator; the fan is arranged on one side of the condenser; and the cooling medium is circulated among the evaporator, the compressor, the condenser and the expanding valve. Therefore, the invention enables the heating source in the computer host unit to achieve the efficacy of rapid heating source dissipationby utilizing the cooperation of the evaporator, the compressor, the condenser, the fan, the expanding valve and the cooling medium.

The present invention relates to a fluorescent lamp, which is constituted by main tubes, subsidiary tubes having electrodes, and connection tubes each connecting the main tube to the subsidiary tube. Specifically, the fluorescent lamp includes a first stage main tube part having a first main tube, a second stage main tube part communicating with the first stage main tube part and having second and third main tubes, and a third stage subsidiary tube part communicating with the second stage main tube part and having first and second subsidiary tubes each having an electrode. Thereby, the present invention provides a florescent lamp capable of emitting different colors with two or more tubes integrated mutually for improving lighting strength of unit installation area when coupling to luminous equipment.

The invention relates to a packaging method for combining a telescopic screw with a printed circuit board, which comprises the following steps: pressing a screw head of the telescopic screw comprising the screw head, a screw rod and a sleeve with a fixture to prop the fixture at one end of the sleeve, providing the printed circuit board provided with a plurality of perforations and a solder layer; contacting the fixture with a tool to take the telescopic screw to make the screw rod correspond to the perforations of the printed circuit board; allowing the tool to release the fixture, and cooperating flanges of the sleeve with the solder layer to limit the flanges in the perforations; making the solder layer hardened to fix the sleeve. The package method achieves the effect of precisely and easily arranging the sleeve of the telescopic screw without shift and deflection.

The invention relates to a bearing device for triaxial adjustment, which comprises a frame, an adjusting unit, a fixed connecting unit and an actuating unit, wherein the frame is provided with a sliding chute; the adjusting unit is movably combined with the frame; the adjusting unit is provided with a rod body which is movably arranged in the sliding chute and provided with a supporting plate at one end, a pushing piece which is sleeved on the rod body and corresponds to one surface of the sliding chute and a deflector rod which is movably arranged at the other end of the rod body and corresponds to the other side of the sliding chute; the fixed connecting unit is movably combined with the adjusting unit; one surface of the fixed connecting unit is provided with a sawtooth part supported against the pushing piece; the sawtooth part is provided with a slot hole for the rod body to run through; the other surface of the fixed connecting unit is supported against the supporting plate of the rod body; and the actuating unit is arranged in the fixed connecting unit. Therefore, through the cooperation of the frame, the adjusting unit and the fixed connecting unit, the actuating unit can carry out triaxial adjustment of the movement in vertical direction and the rotation in horizontal direction and vertical direction on the frame.

The invention relates to a printing machine, in particular to a displacement printing pressing force and tolerance clearance device removing of a curved surface printing machine. The device comprises a printed device, a printing host, a longitudinal moving device for removing clearance and a programmable controller, wherein the printed device is arranged on a substrate and is provided with a multistation stepping indexing turntable and a die handle, and the printing host is arranged on a host bracket and is provided with a transfer print bass drum wheel. The device is characterized in that the substrate is provided with a two-dimensional orthogonal side; the host bracket is arranged on the two-dimensional orthogonal side by a host seat plate; the programmable controller controls the longitudinal moving device for removing clearance and is provided with a touch screen; and the longitudinal moving device for removing clearance is arranged between the substrate and the host seat plate to control the host seat plate to move along the direction vertical to the axis of the die handle and remove the tolerance clearance. The displacement printing pressing force and tolerance clearance removing device of a curved surface printing machine, which is disclosed by the invention, is convenient to operate and has small vibration, the precision requirement that a print cup rotates at high speed of 450-650 per minute can be satisfied, and the operation speed is two times of that of the print cup of the existing equipment.

A rotor craft able to vertically take off and land is composed of main body, mainshaft, rotor fixed to mainshaft and with the adjustable torsional blades, horizontally driving clutch, power system, rear fin and propeller for horizontally driving. Its advantages are flexibly taking-off and landing, high safety and low noise.

The invention relates to a narrow-gap welding nose with a tilt angle device, which carries out narrow-gap welding. The narrow-gap welding nose with the tilt angle device comprises an electric conduction nozzle of a welding gun, a connecting plate for installing the welding gun, and a tilt angle device, wherein the lower end of the electric conduction nozzle is provided with a bent part; and the bent part is coaxially and fixedly arranged on the lower end of a wire guide rod by a corner sleeve. The narrow-gap welding nose with the tilt angle device is characterized in that the tilt angle device comprises a tilt angle mechanism for driving the electric conduction nozzle to carry out deflection, and a side wall tracking mechanism for keeping the distance between the electric conduction nozzle and the side wall, wherein the tilt angle mechanism for driving the electric conduction nozzle to carry out deflection is connected with the electric conduction nozzle; the side wall tracking mechanism comprises an oscillating rod, an angle sensor and a controller, wherein the oscillating rod is used for supporting the side wall of a groove; the angle sensor is connected with the oscillating rod and is connected with the controller; the controller controls the tilt angle mechanism; and the oscillating rod and the side wall of the groove are always in elastic contact. The lateral displacement moving amount of a workpiece is measured by a high-precision sensing assembly, and the distance between the electric conduction nozzle and the workpiece is controlled to be within a tracking precision of + / -0.5mm by the lateral regulation of the control system so as to guarantee the stable and even penetration of the side wall.