36results about How to "Control the direction of motion" patented technology

A magnetic suspension linear motor includes the stator platform, rotor platform which can suspend over the stator platform and some permanent magnets set on the lower surface of the rotor platform. The stator platform includes the suspending coils and thrust coils. Some suspending coils are set on the suspending coils frame in the form of array. The thrust coils include the thrust coils along the X and the thrust coils along the Y, which are set on the upper surface of the suspending coils frame, are parallel to the surface of the rotor platform and are normal to each other. The invention uses the repulision force between the permanent magnets and the live multilayer direct current coils to make the rotor platform to suspend, controls the electromagnetic composition of forces by adjusting the current of the thrust coils, then controls the direction of motion of the rotor platform and realizes the vector motion of the rotor platform along the plane.

This invention discloses a dynamic magnetic synchronous surface motor including a stator and a rotor, in which, the stator includes a stator core and thrust windings, the upper surface of the core is smooth without slots and has two thrust windings of X direction and two of Y direction set on the surface of the stator core and any effective edge of the X is vertical to any effective edge of the Y direction, the lower surface of the rotor platform is arranged with four same Halback magnetic arrays composed of NdFeB magnet, a three-phase winding structure is applied to the X direction and the Y direction thrust windings to be inlet into the three-phase sine AC current with 120 deg. phase difference.

The invention relates to a ZnO-Ni photic driving micropipe motor and a preparation method thereof. The micropipe motor comprises a photocatalytic material tubular ZnO and a metal layer Ni. The micropipe motor uses hydrogen peroxide as a fuel and ultraviolet light as an excitation light source. A regulation mode of motion speed of the micropipe motor comprises fuel concentration, regulation light intensity or the content of metal Ni. The micropipe motor can effectively absorb excited electrons by utilizing the metallic properties of the Ni to reduce the charge recombination rate of ZnO, so thatthe photocatalytic performance of the ultraviolet light is effectively improved, and then the motor achieves a high-speed bubble movement in hydrogen peroxide solution; on the other hand, the magnetic properties of Ni can be used to achieve the effective motion direction control of the motor. In addition, the preparation process is simple, and the ZnO-Ni tubular photic driving micropipe motor with low cost, long service life, fast movement and controllable direction is prepared.

The invention relates to a solution for a conflict between a 3D virtual character of a touch screen terminal and movement of a scene vidicon. The solution specifically comprises the steps as follows: 1, the movement direction of the virtual character is the direction of a gesture acquired in real time with respect to a virtual button coordinate system; 2, the position of the scene vidicon always stills at a fixed distance to a Z-axis coordinate of the virtual character, and moves along with the virtual character, and the direction of the scene vidicon always keeps equal distance and same direction with the virtual character, or keeps facing a screen; and 3, movements of the scene vidicon and the virtual character can be computed in a same progress, computation is divided into four kinds of computation according to different gestures in a horizontal direction, and the vertical computation is separately computed according to a gravity rule. According to the method provided by the invention, the virtual button is combined with the gesture, computation of a trigonometric function is avoided, and the problem of the conflict between the character and viewing angle control is solved by horizontal coordinate conversion of the screen.

The invention discloses an urological automatic flushing device, and relates to the technical field of medical instruments. The device comprises a bottom plate, the upper surface of the bottom plate is fixedly connected with a recycling box, the upper surface of the recycling box is fixedly connected with a liquid storage tank, the upper surface of the bottom plate is fixedly connected with a vertical plate, the vertical plate is located at the rear side of the recycling box, the upper surface of the vertical plate is fixedly connected with a connecting plate, and the front side of the lower surface of the connecting plate is fixedly connected with an electric push rod. The urological automatic flushing device is provided with the electric push rod, and enables a movable plate to move a housing up and down when the electric push rod is extended or shortened so that the housing can be placed against the wound of a patient, under the action of a rotating device and a spring, the housingcan rotate freely with the position of the wound of the patient, the spring can provide a restoring force for the housing so that the housing can be stably fixed at the wound of the patient, and cleaning liquid of the patient is prevented from flowing to a bed so that people can conveniently recycle the cleaning liquid.

The invention discloses a vacuole pressure data acquisition device of a high-speed underwater navigation body, and belongs to the field of control of navigation bodies in order to solve the problem that the motion direction of an existing underwater navigation body is difficult to control. The device comprises a pressure sensor, a signal conditioning circuit, an A/D converting circuit, a single-chip microcomputer, a Flash memory, an isolating circuit and a redundant power source; the pressure sensor is arranged on the surface of the underwater navigation body, the pressure signal output end of the pressure sensor is connected with the input end of the signal conditioning circuit; the output end of the signal conditioning circuit is connected with the analog signal input end of the A/D converting circuit; the digital signal output end of the A/D converting circuit is connected with the pressure signal input end of the single-chip microcomputer; the storage data transmission end of the single-chip microcomputer is connected with the storage data transmission end of the Flash memory.

The invention provides a supergravity environmental stroke adjusting method and device. The method is characterized in that a driving block in a supergravity state is connected to a piston rod of a supergravity hydraulic cylinder mounted on a supergravity driving device, wherein the supergravity hydraulic cylinder is controlled by a common gravity hydraulic device; the pressure difference between a rod port and a head port of the supergravity hydraulic cylinder is controlled to adjust the stroke of the piston rod, then the stroke of the driving block can be adjusted, and thus the stroke of a movable pushing plate in a material box can be adjusted. The method is simple, reliable, easy to carry out, and accurate to control.

The invention provides a composite coating of a printed circuit board drill point and a preparation method thereof. The composite coating sequentially comprises a bottom layer, a carbonitriding layer,a diamond-like carbon coating and a heat insulation layer from the surface of the drill point to the outside; the bottom layer comprises any one of a metal layer, an alloy layer or a metal compound layer; and the heat insulation layer is a metal nitride ceramic layer. According to the composite coating, through the design of a multi-coating structure, the hardness and abrasion resistance of the drill point can be effectively improved through the arrangement of the diamond-like carbon coating, so that the service life of the drill point is prolonged; the adhesion strength of the diamond-like carbon coating can be effectively improved through the arrangement of the carbonitriding layer, and the problem that the diamond-like carbon coating is prone to falling off is avoided; the heat insulation layer can delay graphitization of the diamond-like carbon coating, so that the service life of the drill point is further prolonged; and through deposition of a composite coating, the drill pointis particularly suitable for drilling of a high-frequency and high-speed printed circuit board, and obtained drilled holes are high in quality and precision.

The invention relates to a protein stretching sequencing platform with a two-dimensional plane heterostructure and a control method and a manufacturing method of the platform. The protein stretching sequencing platform with the two-dimensional plane heterostructure is formed by seamless splicing of MoS2 and WS2, a channel track of the WS2 is designed in advance, different chemical potentials of the WS2 and the MoS2 are utilized, original bent and folded protein molecules to be detected are stretched, and the protein molecules can be adsorbed on the WS2 nanometer channel due to the WS2 adsorption effect, such that the thermal fluctuation of the amino acid is substantially reduced, and the helical conformation of the detected protein can be substantially reduced; the stretched protein molecule conformation adsorbed on the two-dimensional surface is beneficial to protein sequencing by using a high-resolution atomic force microscope or a scanning tunneling microscope, and the signal-to-noise ratio is remarkably improved. If a nanopore single-molecule detection technology is combined, low-cost and high-throughput protein sequencing is expected to be realized.

The invention discloses spraying equipment for spraying a propaganda slogan on a street wall surface. The spraying equipment comprises a supporting plate, a template supporting and rotating unit, a character template wall attaching unit, a ground stable fixing and adjusting unit, a front-back moving unit, a transverse moving unit, a second movable block anti-toppling unit, a limiting and friction reducing unit and an up-down moving unit. The front side of the upper end of the supporting plate is provided with a template supporting rotating unit, the bottom of the supporting plate is provided with a height adjusting device which can adapt to grounds with different heights for adjustment to ensure the stability of the device, and the font template fixing device and the spray gun moving device are arranged to cooperate with each other to realize automatic positioning and spraying of the wall surface to ensure the uniformity of fonts and the spraying speed; and meanwhile, the character template rotating device is arranged in the lateral direction, so that the lateral area can be effectively reduced, and lateral collision is prevented when the spraying equipment is transported.

The invention provides a sewage salvage device for an energy storage power station, and belongs to the technical field of energy storage power generation. According to the technical scheme, the sewagesalvage device for the energy storage power station comprises a hull (1), a driving system (2) arranged on the hull (1) and a clutch brake system (3) arranged on the driving system (2). The sewage salvage device has beneficial effects that the hull is efficiently driven to move by arranging the driving system on the hull and time and effort are saved compared with the traditional artificial boating; the clutch brake system is added to the driving system, the hull can be effectively controlled to march and stop, the direction of motion of the hull also can be effectively controlled, and the hull can rapidly move to sewage.