49results about How to "Reasonable spatial distribution" patented technology

The present invention belongs to the field of numerically controlled machining technology, and is especially digitalized sneakers tree customizing production apparatus and process. The digitalized sneakers tree customizing production apparatus consists of a main control computer, a 3D foot form scanning instrument and a numerically controlled shoe tree machine connected together. The main control computer forms the sneakers tree template based on the foot form parameters obtained through measuring the loaded foot form with the 3D foot form scanning instrument, zooms and trims the tree template, converts the shoe tree data into an NC file suitable for machining and feeds the NC file to the numerically controlled shoe tree controlling system for driving the shoe tree machine. The present invention may be applied widely in customizing production of different shoes.

The invention discloses a novel slotted disc type permanent magnet eddy current coupling comprising a driving disc, a driving shaft, a driven disc and a driven shaft. The driving disc includes a backiron disc I and a magnetic ring. The driven disc includes an eddy current combined disc and a back iron disc II. The eddy current combined disc consists of an eddy current disc body, a plurality of left iron blocks and a plurality of right iron blocks; rectangular grooves or fan-shaped grooves distributed in an annular array are distributed in the left end face and the right end face of the eddy current disc body, wherein the numbers of the grooves in the left end face and the right end face are equal; the grooves formed in the left end face and the right end face are staggered in a circumferential direction of the eddy current disc body; and the position of any groove in the left end face is not overlapped with the position of any position of any groove in the right end face in the circumferential direction of the eddy current disc body. One left iron block is arranged in each groove in the left end face of the eddy current disc body; and one right iron block is arranged in each groove in the right end face of the eddy current disc body. With the novel slotted disc type permanent magnet eddy current coupling, the torque fluctuation is greatly reduced while the transmission torqueof the coupling is effectively improved.

The invention relates to the technical field of agricultural planting and discloses a method for relay intercropping of ginger and sesame. The method comprises the steps of planting two rows of ginger in land firstly; planting two rows of sesame in a furrow beside the land after seedling emergence, wherein the two rows of sesame are arranged in a zigzag mode after final singling of seedlings; conducting field management normally during cultivation; harvesting in due time. Due to the fact that the crop interplanted with ginger is changed into sesame and the sesame is planted in the furrow beside the ginger land in the zigzag mode, sesame growth is facilitated, light from east and west can be received by sesame sufficiently, light supplying gesture is good, and mutual overshadowing area is reduced; space distribution of the root system of sesame is more reasonable, and nutrient absorption competition between ginger and sesame is reduced; ginger is well shaded, the blades of sesame are staggered to fill the gaps between blades of two plants, and shading area is increased compared with parallel planting. By the adoption of the method, it can be effectively guaranteed that the yields of both kinds of crops are increased at the same time, and considerable economic benefits can be obtained.

The present invention discloses a vehicle steering system optimization method. The method comprises: determining a design of a steering system by using a spatial distribution condition and an input and output constant velocity condition; adjusting the steering system by adjusting an arrangement hard point of a steering pipe column and changing a design structure of the steering system so as to enable the steering system to simultaneously meet the spatial distribution condition and the input and output constant velocity condition; and performing rotating simulation on the steering system to calculate the fluctuation rate of the steering system. According to the vehicle steering system optimization method provided by the present invention, the input and output constant velocity property of the steering system is effectively improved, and the fluctuation property of rotational torque is reduced.

The invention discloses a wall-mounted cabinet for students. The cabinet comprises a cabinet body and supports, the two supports are left and right symmetrically arranged, and mounting plates are leftand right symmetrically arranged at the upper ends and the lower ends of the supports; mounting holes are formed in the mounting plates, sliding grooves are formed in the front sides of the supports,and motors are embedded in the upper portions in the supports; a left threaded rod and a right threaded rod are arranged at the output ends of the motors, the lower ends of the threaded rods are rotatably connected with the lower ends of the sliding grooves, and two lifting plates are arranged on the threaded rods; fixing racks are arranged on the left portions of the front sides of the lifting plates, fixing rings are arranged at the left end of the back side of the cabinet body, and the cabinet body is arranged on the lifting plates through cooperation of the fixing racks and the fixing rings; a cabinet door is arranged on the front side of the cabinet body, connection bass are left and right symmetrically arranged in the middle of the inner side of the cabinet door, telescopic rods arearranged on the connection bases, and the other ends of the telescopic rods are connected with the upper portion of the cabinet body through the connection bases. The wall-mounted cabinet for students is simple in structure and convenient to use, students learn or play the computer on the bed conveniently, and the space is reasonably used so that the storage area can be increased.

The invention discloses a vacuum washing rotary classification garbage can with a vegetable washing pool on top. The garbage can comprises a box body. A sealing door is arranged on the lower part of the box body. The vegetable washing pool is arranged on the top of the box body. A water discharge pipe, a throwing opening and a throwing door are arranged at the bottom of the vegetable washing pool.A washing mechanism is arranged in the box body. A discharge port is arranged on the lower part of the interior of the box body. A plurality of isolation hoppers are arranged on the part, between thethrowing door and the discharge port, of the box body. The interior of the box body is divided into a plurality of cavities which are arranged vertically. Each cavity is connected with a vacuuming mechanism independently. An isolation door is arranged at the bottom of each isolation hopper. A slant classification pipe is in butt joint with the lower part of the discharge port. On the premise thatthe size of the garbage can is not changed, the internal space of the garbage can is made full use of; more storage barrels are arranged to meet the requirement for classification of various garbage;the vegetable washing pool is used in combination with a garbage can body, the space is made full use of reasonably, the problem that in the prior art, when a user opens a garbage can cover and throws garbage into the garbage can, the smell of the garbage inside goes upwards and spreads outwards is solved, and the indoor air environment is protected.

The invention relates to a high-pressure fine-water-mist off-road fire-fighting vehicle. The high-pressure fine-water-mist off-road fire-fighting vehicle can effectively solve the problems that the fire-fighting vehicle is small in structural space, small in load capacity, low in off-road performance and low in fire-fighting efficiency. According to the technical scheme, the high-pressure fine-water-mist off-road fire-fighting vehicle comprises an off-road vehicle body; the back part in the off-road vehicle body is divided into equipment bin in the middle and fire-fighting equipment bins on the two sides; a water tank, a high-pressure water pump, a high-pressure reel, a high-pressure fine-water-mist spray gun and a gasoline engine are arranged on a bottom plate, on which the equipment bin is, of the off-road vehicle body; the water tank is connected with a water inlet of the high-pressure water pump; a water outlet of the high-pressure water pump is connected with a water inlet of the high-pressure reel; a water outlet of the high-pressure reel is connected with a water inlet of the high-pressure fine-water-mist spray gun; and windows at the back part of the off-road vehicle body are positioned on the side walls, on which the fire-fighting equipment bins are, of the off-road vehicle body. The high-pressure fine-water-mist off-road fire-fighting vehicle is reasonable in vehicle body space distribution, strong in power, has the structural space and the load capacity which just accord with settings, meets actual combat requirements, is maneuverable, high in road adaptability and high in off-road maneuverability, completely exerts the fire-fighting advance, and has high fire-fighting efficiency.

The invention discloses a rear cross beam of a vehicle and the vehicle. The rear cross beam of the vehicle comprises a first section and a second section. The left end of the first section is suitable for being connected with a left longitudinal beam of the vehicle. The right end of the second section is suitable for being connected with a right longitudinal beam of the vehicle. The right end of the first section is connected with the left end of the second section. The height, in the vertical direction, of at least part of the first section is larger or smaller than that, in the vertical direction, of at least part of the second section. According to the rear cross beam of the vehicle, space near the rear cross beam is more reasonably distributed, other parts are suitable for being installed in the space, and the layout requirements of a power system or other parts of the rear-drive type vehicle can be met.

The invention discloses a simple and portable mechanical manual sugarcane peeling machine in the field of sugarcane peeling mechanical devices. The simple and portable mechanical manual sugarcane peeling machine is characterized in that a hollow annular cavity is arranged on a bracket boss, a left spiral disc and a right spiral disc are respectively mounted in the annular cavity in a matched manner, handles are arranged on the left spiral disc and the right spiral disc, the handle penetrates through a circumferential sliding groove formed in the bracket boss and extends out of the bracket boss, spiral grooves are respectively formed in the left spiral disc and the right spiral disc, left peeling knives and right peeling knives are respectively arranged in pairs, the left peeling knives and the right peeling knives are respectively meshed with the spiral grooves of the left spiral disc and the right spiral disc through tooth-shaped bulges at the bottoms of the left peeling knives and the right peeling knives, a left end cover and a right end cover are respectively provided with end cover sliding grooves, and the left peeling knives and the right peeling knives are arranged in the corresponding end cover sliding grooves in a matched manner. According to the invention, the simple and portable mechanical manual sugarcane peeling machine has the advantages of being simple in structure, convenient to carry and operate, uniform in cutting, high in cutting efficiency, low in manufacturing cost, high in practicability, low in failure rate and easy to maintain.

Disclosed are an automobile multiple power generation system and an automobile. A solar power generation panel is utilized for power generation while thermoelectric power generation is realized by thesolar heat transferred by the solar power generation panel, so as to improve the solar power generation efficiency. A collector lens, such as a Fresnel lens, is mounted above the solar power generation panel, so that the unit area temperatures of the solar power generation panel and a thermoelectric power generation chip can be enlarged effectively, thereby further improving the power generationefficiency of the solar power generation panel and the thermoelectric power generation chip.

A piston (3) for use in an engine cylinder and a piston engine which is provided with said piston (3), the piston (3) comprising: a recess (30) which is formed from a top surface to an inner concavity, the overall space of the recess (30) being a truncated cone shape, wherein the ratio of the upper bottom diameter of the truncated cone to the outer diameter of the piston is 0.25-0.55, and the ratio of the lower bottom diameter of the truncated cone to the outer diameter of the piston is >=0.4. The engine no longer requires a special ignition device, while fuel is combusted more completely, andcombustion efficiency is higher; moreover, the size of an outlet of the recess (30) inhibits the production of knocking, which may correspondingly increase the power and thermal efficiency of the engine.

The present invention relates to the technical field of cotton stalk harvesting equipment and discloses a staggered type stalk drawing machine. The staggered type stalk drawing machine comprises a rack, a suspension connector, extraction components and belt transmission components, wherein the suspension connector is arranged in the front part of the rack, at least one group of extraction components is distributed at intervals on a position, at the lower side of the rear part of the suspension connector, of the rack in a left-right direction, each group of the extraction components includes two extraction wheels being arranged at intervals in a front-back direction, and the outer side of each extraction wheel is provided with one belt transmission component corresponding to the extractionwheel; a front included angle formed by contact between each belt body and the corresponding extraction wheel is named as a stalk drawing inlet, and two stalk drawing inlets in each group of the extraction components form a space in a left-right direction. Cotton stalks entered two pulling bar inlets can be distributed in a staggered manner in a front-back direction so that the interference of twoadjacent rows of cotton stalks in an extraction process can be effectively avoided, and the extraction work of two rows of the cotton stalks can be independently carried out, and the cotton stalks are not easily fractured and are high in recovery rate.

The invention discloses an overpass without traffic lights at intersections. The overpass comprises straight-going lanes, left-turn lanes, right-turn lanes and right-turn sidewalks, wherein the right-turn lane and the right-turn sidewalk of each intersection are arranged on the ground surface with an elevation of +/-0.0; the straight-going lanes of this intersection and an opposite intersection, the left-turn lanes of this intersection and the opposite intersection, the straight-going lanes of left and right intersections, and the left-turn lanes of the left and right intersections form a multilayer overpass with two layers below the ground surface with the elevation of +/-0.0, a +/-0.0 ground surface layer and overhead roads; and according to lane arrangement in a forwarding direction from left to right, each intersection sequentially comprises a straight-going lane, a left-turn lane, a right-turn lane and a sidewalk. The overpass disclosed by the invention has the characteristics of being short in distance of travel, simple and compact in structure, small in floor area, and small in investment, having no need to remove surrounding buildings for construction, and avoiding influence on foundations of the surrounding buildings, so that intersections of roads do not need traffic light control, motor vehicles can achieve barrier-free passage directly when passing through intersections, and the traffic capacity of an intersection of a road is greatly improved.

The invention discloses a chemical fiber electric oven, which comprises a rectangular box body. A plurality of drying trolleys are evenly placed in the inner cavity of the rectangular box body. Each of the drying trolleys has a car body and a A plurality of drying plates for shelving chemical fibers distributed at equal intervals on the car body, each of the drying plates is covered with an electric heating net, and a wave-shaped heat insulation is arranged between two adjacent drying trolleys One end of the wave-shaped heat insulating plate is fixedly installed on the upper surface of the inner wall of the rectangular box, and the other end of the wave-shaped heat insulating plate is fixedly installed on the lower surface of the inner wall of the rectangular box; the side wall of the rectangular box is provided with Power supply control cabinet, the top of the rectangular box is provided with switch valves. The chemical fiber electric oven has concentrated heat energy, is not easy to volatilize, and has high use efficiency.

The invention discloses an electric meter box comprising a mounting rack, the left side and the right side of the mounting rack are both provided with convex lugs, a first shaft sleeve is rotatably connected in each convex lug, the opposite ends of the two first shaft sleeves are both provided with end covers, the opposite end surfaces of the two end covers are both fixedly provided with bases, and the opposite end surfaces of the two bases are both fixedly provided with first square convex columns. Second square convex columns are arranged on the opposite end faces of the two first square convex columns, and a third square convex column is arranged between the opposite end faces of the two second square convex columns; a connecting plate assembly is hinged between the opposite end faces of the two second square convex columns, a first mounting plate assembly is hinged to the connecting plate assembly, a second mounting plate assembly is hinged to the first mounting plate assembly, and the first mounting plate assembly and the second mounting plate assembly are used for mounting electricity meters; the electric meter box further comprises a positioning assembly. A knob assembly and a driving assembly are arranged on a mounting frame; the electric meter box is simple in structure, small in size and convenient to operate and use.