33results about How to "Meet distance requirements" patented technology

The invention provides a smart hand function rehabilitation device. The smart hand function rehabilitation device comprises a smart hand insertion board, a smart hand insertion board upper cover (6) and an electric connector (5), wherein the smart hand insertion board comprises at least one cylinder (1), a hand insertion board base platform (2), a first transmission device (81) and a control device (7), the hand insertion board base platform (2) is provided with a plurality of concave holes (3), a first female socket (41) and a second female socket (42), first magnetic induction devices (11) and second magnetic induction devices (31) are respectively arranged in the at least one cylinder (1) and the concave holes (3), the first magnetic induction devices (11) and the second magnetic induction devices (31) can be matched for identification and generate interaction signals, the first transmission device (81) is connected with the first magnetic induction devices (11) or the second magnetic induction devices (31), the control device (7) is connected with the smart hand insertion board base platform (2), the smart hand insertion board upper cover (6) are provided with a plurality of concave holes (3) and a third female socket (43), and the electric connector (5) connects the first female socket (41) or the second female socket (42) with the third female socket (43).

The invention provides an electric vehicle wireless charging system. The electric vehicle wireless charging system comprises an electrical energy conversion emitting device and an electrical energy conversion receiving device, wherein the electrical energy conversion emitting device comprises a high-frequency inverter and a compensation capacitor which are respectively connected with the two ends of an emitting coil, and the high-frequency inverter is connected with the compensation capacitor; the electrical energy conversion receiving device comprises a compensation capacitor and an AC / DC conversion device, the compensation capacitor is connected with the two ends of a receiving coil, and the AC / DC conversion device is connected with the two ends of a load coil. Compared with the prior art, the electric vehicle wireless charging system not only resolves the problem that a battery of an electric vehicle is low in energy density, but also can reflect interaction between the electric vehicle and a power grid during charging better, and weaken influence on the power grid caused by charging of the electric vehicle.

The invention provides a lashing bridge structure of a large container ship and relates to the technical field of ship equipment design. The device comprises a plurality of horizontal platforms, a plurality of stand columns, a plurality of binding eye plates and a plurality of shear walls, wherein the horizontal platforms are arranged in the ship width direction of a large container ship, the stand columns are vertically arranged on two sides, in the ship length direction of the large container ship, of each horizontal platform and fixedly connected with the horizontal platform, the stand columns comprise a plurality of cabin cover guide stand columns, a plurality of first stand columns and a plurality of second stand columns, bottom ends of the cabin cover guide stand columns are supported on a ship body cabin coaming structure of the large container ship, bottom ends of the first stand columns are supported on a ship body structure of the large container ship, bottom ends of the second stand columns are not connected with the ship body structure of the large container ship, the binding eye plates are arranged on the stand columns, and the shear walls are arranged among the standcolumns in the ship width direction, and the shear walls are longitudinally arranged between the third horizontal platform and the ship body cabin coaming structure. The lashing bridge structure is advantaged in that a lashing bridge is light in weight, construction cost is saved, and operation of wharf workers is facilitated.

The invention discloses electronic equipment with a photosensitive function, a flexible printed circuit board and a socket. The electronic equipment comprises an optical sensor and an upper shell body, and the optical sensor is fixedly arranged on the inner wall of the upper shell body. According to the electronic equipment with the photosensitive function, the flexible printed circuit board and the socket, the distance requirements between the optical sensor and the shell body can be simply met without the needs of arranging a support on the mainboard of the electronic equipment, material cost is saved, mainboard design space is saved, the manufacturing process is simplified and the weight of the electronic equipment is lightened.

The invention discloses a measuring device with an automatic picking and placing function. The device comprises a rack, a rotating mechanism, a curtain mechanism, a movement module and a lighting mechanism, wherein the rotating mechanism, the curtain mechanism, the movement module and the lighting mechanism are installed on the rack, the movement module comprises a sliding rail, the rotating mechanism is installed on the sliding rail and moves along the sliding rail, the rotating mechanism comprises a lens installation part and a rotating device, the lens installation part is used for installing a lens to be tested, and the rotating device is used for driving the lens to be tested to rotate; the curtain mechanism is arranged at one side of one end part of the sliding rail; and the lightingmechanism comprises a light source, and the light source is arranged in a mode of being matched with the curtain mechanism. The device can automatically rotate the tested lens in the testing process,thereby reducing the workload, reducing the labor cost, further being capable of improving the control precision for the rotating angle, and avoiding an error brought about by the manual rotation. Inaddition, a good test environment can be provided for lens testing through adopting the curtain mechanism.

The invention discloses a sowing and fertilizing device capable of actively earthing up. The sowing and fertilizing device capable of actively earthing up is characterized by comprising a fertilizing shovel, a shovel handle, a fertilizer feeding pipe, a fertilizer discharging pipe, a seed discharging device, a seed discharging pipe, a fertilizer pressing plate, soil baffling plates, a soil pressing plate and fixing plates, wherein the fertilizing shovel is positioned on the front lower side of the shovel handle; the fertilizer feeding pipe is positioned on the front upper side of the shovel handle; the fixing plates are positioned behind the shovel handle; soil entrances are formed in the fixing plates; the soil baffling plates run through the soil entrances; the fertilizer pressing plate is welded to the back side of the shovel handle; the soil pressing plate is mounted between the two fixing plates; the seed discharging device is positioned above the fixing plates; the fertilizer discharging pipe and the seed discharging pipe sequentially discharge fertilizers and seeds in the same furrow; the soil pressing plate, the soil baffling plates and the fertilizer pressing plate are used for actively earthing up. The invention achieves the purposes by providing the sowing and fertilizing device capable of actively earthing up. Through the sowing and fertilizing device capable of actively earthing up, a requirement of crop growth on the distance between the seeds and the fertilizers is met and a scientific sowing and fertilizing method is provided for the crop growth.

The embodiment of the invention provides a display device and a manufacturing method thereof. The display device comprises a display module which comprises a display surface and a non-display surfacewhich are arranged oppositely; the antenna comprises a radiation element, a microstrip feed and a grounding layer; the radiation element is connected with the microstrip feed. Wherein the radiation element and the microstrip feed are both arranged on the display surface of the display module, the grounding layer is arranged on one side of the non-display surface of the display module, and the display module is periodically provided with a plurality of hollow parts in an area where the antenna is located so as to form a clearance area of the antenna. According to the display device and the manufacturing method thereof provided by the embodiment of the invention, the signal radiation performance of the on-screen integrated antenna can be improved, and the light and thin design requirements of the display device are met.

A pulley type oil pumping machine belongs to the field of oil exploitation mechanical equipment and particularly relates to a pulley type oil pumping machine in oil pumping machines with rods. The pulley type oil pumping machine comprises a machine frame (9), a base (16), a power device, a transmission device connected with the power device and a head pulley installed at the top end of the machine frame (9). The pulley type oil pumping machine is characterized in that an output end of the transmission device is connected with a balance weight box (27), a movable pulley group (32) is installed on the balance weight box (27), the movable pulley group (32) comprises a traction pulley (36) and a transmission pulley (37), a traction steel rope (25) is fixed and wound on the traction pulley (36), a transmission steel rope (33) is wound on the transmission pulley (37), and two ends of the transmission steel rope (33) are fixed with the machine frame (9). The pulley type oil pumping machine has the advantages of super long stroke, large load, low stroke frequency, low power consumption, long service life and the like, runs smoothly and is safe, reliable, convenient to maintain and manage and good in performance.

The invention discloses a pure organic room-temperature phosphorescent material with multi-stimuli response characteristic, a screening method and application. The pure organic room-temperature phosphorescent material comprises donor molecules and acceptor molecules, wherein the acceptors and the donors are screened according to conditions required by fluorescence resonance energy transfer (FRET),and the molecules are all solids in a room-temperature environment. An organic room-temperature phosphorescent material with stimuli response characteristic is obtained by physically mixing the donormolecules and two types of acceptor molecules, a donor material and an acceptor material are selected without crystal culturing or eutectic engineering and also without rigid matrix doping, fluorescence resonance energy transfer can occur in the obtained donor-acceptor material through stimulation of heat or force, and high-performance room-temperature phosphorescence is finally generated. Energytransfer is initially applied to the design of the pure organic room-temperature phosphorescent material with stimuli response, an important step forward practicability of such materials is marked, and long-term practical prospects of the pure organic room-temperature phosphorescent material are truly turned into practical technologies.

The invention discloses a vehicle override control method and system based on an override mode, and the method comprises the steps: 1, obtaining a current vehicle distance D between a vehicle and a front vehicle in the override mode; and 2, judging the current vehicle distance D, a vehicle distance threshold value D1 and a vehicle distance threshold value D2, the vehicle distance threshold value D1 is the safety vehicle distance during vehicle self-adaptive cruise, the vehicle distance threshold value D1 is larger than the vehicle distance threshold value D2, and when the current vehicle distance D is larger than or equal to the vehicle distance threshold value D1, reminding a driver of performing acceleration overtaking according to the acceleration required speed; and when the current vehicle distance D is larger than or equal to the vehicle distance threshold D2 and smaller than the vehicle distance threshold D1, reminding the driver of performing acceleration overtaking according to 40%-60% of the acceleration required speed, and when the current vehicle distance D is smaller than the vehicle distance threshold D2, controlling the vehicle to be kept at the current speed for self-adaptive cruise. According to the method, whether the vehicle can overtake can be determined according to the vehicle distance between the vehicle and the front vehicle, and the overtaking speed is reasonably controlled during overtaking, so that the safety of the vehicle during running is guaranteed.

The invention provides a pincer device which can be used in water narrow space of radiation environment of a nuclear power station. The extraction force of the pincer device is larger than 2000 N. Thepincer device comprises a pincer mechanism, a first hydraulic cylinder, a cylinder body, a hose, a winding wheel, a pressure sensor, a second hydraulic cylinder and a control system. The control system provides power for the pincer mechanism. The first hydraulic cylinder synchronous with the second hydraulic cylinder achieves opening and closing while driving the pincer mechanism to do reciprocating linear motion. Due to multi-directionality of force vector for workpiece extracting of pincers and workpiece clamping of clamping toes, the pincer mechanism has good stability at the stroke limitposition of the clamping toes. By means of the design of the geometrical shape of the clamping toes, the bearing face can be enlarged, it is ensured that the clamping toes do not deform, and the clamping stability and safety are improved. The pincer device is a long-distance tail end execution mechanism, developed by integrating the characteristics of high radiation, narrow space, high flexibilityand capability of operating in water, of an irradiation-resistant robot and a mechanical arm.

The invention discloses a multifunctional atomizing water and pesticide spray device for protected agriculture, which overcomes the problem that the spray device in the existing protected agriculturehas a complex structure, needs a large number of supporting installation facilities and costs high. The problem that it is difficult to adjust the distance between spray nozzles and crops and the spray scope due to the fact that the existing spray equipment is mostly of a fixed structure is solved. Uniform spray is realized. The quality of operation is ensured. The growth of crops is promoted. Thetechnical scheme is as follows: the device includes multiple arc pipelines arranged side by side, and the bottoms of the arc pipes are connected with a water tank through a water pump; each of the arc pipelines is connected with multiple automatic spray devices; and each automatic spray device includes a hose connected with the corresponding arc pipeline, the hose is wound on a height adjusting disc, the end of the hose is connected with an atomizing nozzle, and the height adjusting disc can rotate to drive the atomizing nozzle to rise and fall.

The invention discloses a diffraction experiment device and an experiment method thereof, and belongs to the field of experiment instruments. The diffraction experiment device comprises a fixed trackand a movable track which are connected in a telescopic fit mode, and a light source assembly, a baffle assembly and an optical screen assembly which are in sliding fit with the tracks are sequentially arranged on the fixed track and the movable track. The baffle assembly comprises a second bottom plate, first baffles are arranged on the two sides of the second bottom plate in a sliding fit mode,a top plate is connected to the tops of the first baffles on the two sides, and the width of the gap between the first baffles on the two sides is adjustable. According to the diffraction experiment device and the experiment method thereof, the defects that in the prior art, diffraction experiment instruments are inconvenient to use and single in experiment condition are overcome, the defect thatthe experiment distance and the experiment condition are lost can be overcome when the experiment device is used for an experiment, and the experiment process is convenient to use.

The invention relates to a swing piece conveying support, which comprises a support body, rollers, a support plate, an adjusting bracket, a guard plate and a plurality of mounting plates, and is characterized in that the support body consists of two parallel symmetric side plates and a connecting part between the two side plates; the outer side of the support body is provided with the mounting plates; one side of the support body is connected with the adjusting bracket; the number of the rollers is multiple; the multiple rollers are separately arranged on the support body and the adjusting bracket; the guard plate is arranged on the side plates of the support body; and the support plate is arranged below the guard plates. In actual use, as the adjusting bracket and the support body are connected through bolts, a positional relation between the adjusting bracket and the support body can be conveniently adjusted through the bolts, and therefore, the angle requirement of swing piece conveying is met; moreover, each side plate of the support body is in a shape of T, so that the distance requirement of swing piece conveying can be met to the maximum limit.

The invention provides a high-pixel image sensor packaging structure and a manufacturing method thereof. The packaging structure comprises a cover plate and a support cover plate respectively provided with a step-shaped containing structure, a transparent cover plate, and a wafer with a re-routed wire, According to the packing structure and the manufacturing method thereof, silicon or the silicon-based material with high rigidity and relatively high strength is employed as the support cover plate to replace an original support cofferdam layer made of the high-molecular material, problems of poor homogeneity and poor bonding force with contact materials after the formation of the support cofferdam layer of the high-molecular polymer are solved, the thermal stress generated due to the difference of the thermal expansion coefficient can be reduced, and failures such as layering and cracks of the structure are improved; besides, the height of the support cover plate can be set according to the practical requirement and is not limited to dozens of micrometers, and the requirement of the distance between a light transmittance cover plate and an image sensor region for the high-pixel image sensor is satisfied.

The invention discloses a sleeping bag, which comprises a camping bag and fixing devices which are symmetrically arranged at the left and right ends of the camping bag, wherein the fixing devices comprise a first semicircular plate and a second semicircular plates which are oppositely arranged back and forth; a clamping space, which vertically goes through, is clamped and formed between the firstsemicircular plate and the second semicircular plate; four same regulating devices are uniformly distributed on the circumference of an annular shell of the clamping space; a supporting rod is each fixedly connected to the front end of the first semicircular plate and the back end of the second semicircular plate; a rotary sleeve sleeves the end, away from the clamping space, of each supporting rod; and a fixing rope fixedly winds a sleeve body of each rotary sleeve. According to the sleeping bag provided by the invention, the fixing ropes can be fetched easily under a circumstance that the rotary sleeves are out of limitation in work, so as to meet demands of distances between various objects; and the device (the sleeping bag), when used, can be fixed between two trees or two objects, with a quite stable fixing mode.

The invention discloses a device used for cerebral palsy rehabilitation. The device used for cerebral palsy rehabilitation comprises a supporting frame, a handrail, a fixing rod, pedal assemblies andan adjusting assembly, wherein the supporting frame can be fixed to the ground; the handrail is arranged on the supporting frame, and the height of the handrail can be vertically adjusted; the fixingrod is transversely arranged on the supporting frame, and is located on the side close to the ground, and a sliding groove is transversely formed in a side wall of the fixing rod; the number of the pedal assemblies is two, the two pedal assemblies are slidingly inserted into the sliding grooves at an interval, the size of the pedal assemblies can be adjusted, and angles of the pedal assemblies canbe adjusted; and the adjusting assembly is arranged between the two sets of pedal assemblies, and the adjusting assembly adjusts the distance between the two sets of pedal assemblies to make the twosets of pedal assemblies move to come close or get away from each other. According to the device used for cerebral palsy rehabilitation, the device can assist in correcting a foot deformity of a userand in restoring a squat function of the user.

The invention discloses a distribution box preset hole breaking device comprising an auxiliary adjusting component and a breaking component. The auxiliary adjusting component comprises a main base, anintermediate rotary disc, a vertical guiding rod, a vertical sliding sleeve, a horizontal sliding rod, a horizontal sliding sleeve and a horizontal adjustment pushing mechanism; the breaking component comprises a fixing plate and a vertical transmission mechanism which is rotatably connected and mounted on the fixing plate, and one end of the vertical transmission mechanism is in driven connection with an outer ring cutter for breaking a distribution box preset hole; the horizontal sliding sleeve is also fixedly connected to the fixing plate; and the fixed end of the horizontal adjustment pushing mechanism is fixedly connected to the vertical sliding sleeve, and the telescopic end of the horizontal adjustment pushing mechanism is fixedly connected to the fixing plate. Compared with a conventional breaking mode, the breaking device provided by the embodiment is safer and more convenient, the installation efficiency is higher, and the impact on overall operation of a distribution box islower.

The invention belongs to the field of calculator assistance devices and particularly relates to an anti-usb damage case. The case comprises a shell; a first ring groove and a second ring groove which are concentric are formed in the upper surface of the shell; a rotary plate capable of auto-rotating is connected into the second ring groove in a sliding manner; a usb jack is formed in the rotary plate; an opening connected with the first ring groove is formed in the circumference of an outer circle of the second ring groove; a baffle is hinged to the end part of the opening; a line concentration ball is further arranged in the shell of the case; a transmitter used for signal transmission is arranged in the line concentration ball; an upper half ball and a lower half ball of the line concentration ball are rotationally connected; a bendable telescopic pipe is arranged on the ball surface of the upper half ball; the top of the telescopic pipe is fixedly connected with the bottom of the rotary plate; and a lead wire in the telescopic pipe leads into the line concentration ball and is connected with the transmitter. According to the case, the usb jack can be prevented from being damaged, and the position and direction of the jack can be changed for satisfying simultaneous insertion of a plurality of devices, so that the device utilization rate is increased; and the operation is simple.

The invention relates to the technical field of optical communication, in particular to a medium-wave light splitting module with operation, maintenance and management. The module comprises a light emitting assembly, a light receiving assembly and a laser driving circuit, the optical module further comprises a microcontroller, a transmitting clock recovery circuit and a receiving clock recovery circuit. The emission clock recovery circuit converts a modulation signal of the mainboard into modulation current and inputs the modulation current into the laser; the microcontroller sends out a top adjusting signal, and the top adjusting signal is loaded on the driving signal after passing through the operational amplifier circuit to obtain a modulated light signal with the top adjusting signal; The light receiving assembly receives the modulated light signal; one part of the output electric signal is subjected to modulation signal amplification through the high-bandwidth transimpedance amplification circuit and then is output to the receiving clock recovery circuit for clock recovery; and the other part is filtered by the low-bandwidth circuit and outputs a top-adjusting signal to the operational amplifier circuit and the microcontroller for demodulation of the top-adjusting signal. The medium-wave light splitting module with the OAM function is simple in circuit structure, low in power consumption, small in packaging, low in cost and high in reliability, and the transmission rate of 24.33-25.78125 Gbps is low.

The invention discloses a climbing frame with a lifting conveying function. The climbing frame comprises a main body support frame and an ascending and descending frame, wherein an ascending and descending passage is formed in the main body support frame; the ascending and descending frame is arranged in the ascending and descending passage; an ascending and descending table and a first driving element used for driving the ascending and descending table to slide and move in the height direction are arranged on the ascending and descending frame; a conveying mechanism used for transferring materials is arranged on the ascending and descending table; a slide moving frame is also glidingly arranged on the ascending and descending table; a slide way and a slide block are also arranged betweenthe slide moving frame and the side wall of the ascending and descending table; the slide way and the slide block are in sliding and moving fit to form slide movement of the slide moving frame on theascending and descending table; a second driving element used for driving the slide moving frame to slide and extend out of the ascending and descending table is also arranged on the ascending and descending table; a transferring frame is arranged between the ascending and descending frame and the main body support frame; a conveying belt is arranged on the transferring frame; one end of the transferring frame is rotationally connected with the main body support frame; and the other end of the transferring frame is detachably and rotationally connected with the slide moving frame. The transferring of the materials between platforms with different heights can be realized; and meanwhile, the structure is simple.

The invention belongs to the technical field of medical equipment, and discloses a leg supporting device for medical examination, which comprises a leg pad assembly, two groups of adjusting assemblies and an angle indicating assembly, the leg pad assembly comprises a supporting pad and a peripheral frame, and the supporting pad is used for abutting against and supporting a human body; the two adjusting assemblies are connected with the two ends of the leg pad assembly respectively, the supporting roller abuts against and is supported on the supporting pad, the height of the supporting roller is adjustable, the width adjusting mechanism comprises two fixing pieces clamped to the two sides of the frame respectively, and the distance between the two fixing pieces is adjustable; the angle indicating assembly comprises an angle indicating dial, a first connecting rod and a second connecting rod, the first connecting rod and the second connecting rod are fixedly connected with the two adjusting assemblies respectively, the lengths of the first connecting rod and the second connecting rod are adjustable, the first connecting rod and the second connecting rod are rotationally connected to the angle indicating dial, and the angle indicating dial is used for indicating the relative angle of the first connecting rod and the second connecting rod. According to the leg supporting device for medical examination, the heights and widths of the front end and the rear end and the gradients of the front end and the rear end can be adjusted, and the same examination body position can be accurately repeated easily.

The invention discloses a calculation ruler for quickly calculating free space attenuation of electromagnetic waves, and belongs to the technical field of metering equipment. The calculation ruler comprises a base, a distance graduated scale fixedly arranged on the base, a transparent reading plate fixedly arranged on the distance graduated scale, and a frequency graduated scale and a attenuationvalue graduated scale which are movably arranged on the base, wherein the frequency graduated scale and the attenuation value graduated scale are in linkage sliding, and a frequency pointer is arranged on the transparent reading plate. According to the calculation ruler, the attenuation value of the signal can be quickly calculated, and the effectiveness of electronic warfare is met.