35results about How to "Achieve structural stability" patented technology

The invention relates to a mobile type large air control secondary radar, and belongs to the technical field of air control secondary radars. The mobile type large air control secondary radar comprises a transport platform and support assemblies; a large secondary radar antenna is arranged on the transport platform in a rotatable manner, and a square electronic equipment cabinet for controlling the antenna is arranged on one side of the antenna; each support assembly of a planar hinged connecting rod structure is formed by hinging a hydraulic cylinder, an upper support arm and a lower support arm one by one; one corner end of the upper support arm and the wall of the hydraulic cylinder are hinged to the upper surface of the transport platform, a piston rod end of the hydraulic cylinder is hinged to one sidewall of the upper support arm, the lower support arm includes an overhung arm body, and hinging axes of the hinged portions are in parallel with one another; and the secondary radar further comprises servo locking assemblies. According to the invention, the transport mobility is very high during movement, and the requirement for highly smooth working environment in the working state can be met.

The invention provides a metal oxide thin film transistor and a manufacturing method thereof. The metal oxide thin film transistor comprises a substrate, a gate, a gate insulating layer, a metal oxide semiconductor layer and a barrier layer hierarchically arranged on the substrate, a passivation layer arranged at the outermost layer, as well as a source and a drain connected with the metal oxide semiconductor layer respectively; a diffusion element containing insulator thin film layer adjacent to the barrier layer is arranged on the side opposite to the metal oxide semiconductor layer; and the diffusion element is any one of fluorine, nitrogen and hydrogen elements. The manufacturing method comprises the steps of arranging the diffusion element containing insulator thin film layer adjacent to the barrier layer on the side opposite to the metal oxide semiconductor layer, wherein the diffusion element is any one of fluorine, nitrogen and hydrogen elements; and diffusing the fluorine, nitrogen or hydrogen element to the metal oxide semiconductor layer of the thin film transistor via a thermal diffusion method, till reaching the metal oxide semiconductor thin film and the interface of the gate insulating layer.

The invention discloses a garlic directional sowing device and method based on machine vision. The device comprises seed shifting and discharging devices, wherein a garlic seed outlet of each seed shifting and discharging device is connected with a first end of a corresponding garlic seed transmission channel, and a second end of each garlic seed transmission channel is arranged at a garlic seed inlet of a corresponding garlic seed feature recognition and directional sowing mechanism; an image collector is correspondingly arranged right above each garlic seed feature recognition and directional sowing mechanism, and an image collection end of each image collector faces the interior of the corresponding garlic seed feature recognition and directional sowing mechanism and is used for collecting posture information photos of garlic seeds; and the garlic seed feature recognition and directional sowing mechanisms recognize and adjust the posture of the garlic seeds according to the posture information picture. According to the garlic directional sowing device and method, secondary seed shifting and discharging of garlic, directional and ordered transmission of garlic seeds, image recognition and directional sowing can be completed at a time, the planting agronomic requirement that bulbil of the garlic seeds faces upwards is met, space and size occupied by the garlic directional sowing device are greatly reduced due to the intensive design, the integrality is high, and mechanical and intelligent sowing of the garlic is met.

The invention belongs to the technical field of transport operation platforms and specifically relates to a top-entry-type large-span platform automatic support mechanism comprising a transport operation platform and support assemblies arranged on two sides of the transport operation platform in pairs oppositely. Each support assembly is a planar hinge joint connecting rod structure comprising a hydraulic cylinder, an upper support arm and a lower support arm which are hinged successively, wherein one corner end of the upper support arm and the cylinder wall of the hydraulic cylinder are hinged to the upper platform top of the transport operation platform, a piston rod end of the hydraulic cylinder is hinged to one side wall of the upper support arm, the lower support arm is in an overhung arm body structure, and hinge joint shafts at the hinge joint portions are parallel to each other. The automatic support mechanism also comprises follow-up locking assemblies. The top-entry-type large-span platform automatic support mechanism can effectively maintain the original maneuverability indexes such as the ground clearance and departure angle of the transport operation platform, effectively guarantee the transport maneuverability and safety of machine bodies, and also improve the transverse support stability.

The invention discloses a cover-excavation top-down underground passage structure and a construction method thereof. The cover-excavation top-down underground passage structure comprises first supportpiles, hanging walls, a top plate, first side walls and a first bottom plate, the first support piles are arranged at intervals along the outer side lines of two sides of a passage, a top beam is arranged at the tops of each group of first support piles, the two hanging walls are arranged on the left side and the right side of the top plate correspondingly, the top plate is hung at a designed position through the two hanging walls, the upper ends of the hanging walls are fixedly connected with the top beams, the two first side walls are arranged at the bottoms of the two hanging walls correspondingly, the first bottom plate is arranged between the bottoms of the two first side walls, filling layers fill the portions between the first side walls and the first support piles on the corresponding sides and between the hanging walls and the first support piles on the corresponding sides, open excavation underground passage structures are constructed on the two sides of the cover-excavationtop-down underground passage structure correspondingly, the open excavation underground passage structures comprise second support piles, second side walls and second bottom plates. According to thecover-excavation top-down underground passage structure and the construction method thereof, the technical problems of narrow operation space, long construction period and high construction cost of traditional cover-excavation construction are solved.

The invention discloses an electronic cigarette battery pack and an electronic cigarette. The electronic cigarette battery pack comprises an outer shell and an inner core body, the outer shell comprises a first shell body and a second shell body which are detachably connected with each other, and an accommodating cavity is defined by the first shell body and the second shell body; the inner core body is arranged in the accommodating cavity and comprises an inner shell and a control assembly fixedly connected into the inner shell, and the outer wall surface of the inner shell is matched with the inner wall surface of the accommodating cavity. According to the electronic cigarette battery pack of the technical scheme, the shell bodies can be conveniently replaced.

The invention is the development of new and unique formulations and mixtures along with unique and improved manufacturing processes for a clear departure for all manufacturing processes in which cement-based formulations and mixtures are commonly utilized in manufacturing SIPS of the prior art and or the teachings of the poured/casted/formed cement based formulations/mixtures and manufacturing processes of the prior art of building/construction industry. The invention serves the current building/construction industry with new and unique formulations and mixtures along with unique and improved manufacturing processes that produce SIPS with enhanced performance characteristics which are unparalleled teachings not present, nor found in any of the prior art.

The invention relates to an opening or closing mechanism of an elevator door, in particular to a single-guide-rail double-folding-layer door device. The device comprises a door head plate and a fixedguide rail, wherein an inner hanging bracket and an outer hanging plate are arranged on the guide rail, and the device further comprises a traction mechanism, the traction mechanism comprises transmission rope wheels, a transmission belt, a transmission belt butt joint seat and a transmission belt pressing plate, wherein the transmission rope wheels are arranged at the two ends of the upper portion of the inner hanging bracket, the transmission rope wheel sleeves the transmission rope wheel, the transmission belt butt joint seat is used for fixedly connecting the two end heads of the transmission belt in a butt joint mode, and the transmission belt pressing plate is used for fixedly connecting the transmission belt with the door head plate; and the transmission belt butt joint seat is fixedly installed on the outer hanging plate, a slow door plate is fixedly connected below the inner hanging bracket, and a fast door plate is fixedly connected below the outer hanging plate. According tothe device, the inner hanging bracket adopts a framework structure, so that the structural stability of operation is realized; meanwhile, a steel wire rope transmission device is arranged at the position of a upper transverse beam of the inner hanging bracket, is arranged on the outer side so that the space can be effectively saved, the parallel arrangement of the steel wire rope transmission device and springs is realized in a limited thickness and height, and the purpose of reducing the height and degree is achieved; and meanwhile, the manufacturing standardization and material saving can be improved through a combined inner hanging bracket structure.

A fabric structure (1) having a cellular construction. The fabric structure comprises at least one base layer (6) consisting of warp threads (10), at least one top layer (7) consisting of warp threads (11) and weft threads (2) placed in between, wherein the fabric structure (1) is formed by a multiplicity of three-dimensional cells (3, 9) and the height (8) of each individual cell (3, 9) is defined by the spacing (8) between two warp threads (10, 11), located above the other in height direction z, in adjacent layers (6, 7), the length (12) of the cell (3, 9) is defined by the spacing (12) between two warp threads (10) or (11) adjacent in the weft direction x, in one layer (6, 7) and the width (13, 14) of a cell (3, 9) is defined by the extent (13) of the weft thread course in the warp direction y and/or the spacing (14) between the two weft threads (2) that are opposite in the warp direction y and adjacent to the particular cell (9). According to the invention, each weft thread (2) extends at least regionally in the fabric structure (1) in a dimensionally stable and three-dimensional manner and winds in the weft direction x about this axis (4) an imaginary, three-dimensional elongate hollow body, extending through the cells (3), having any desired end face (5). The weft threads (2) intersect the warp threads (10, 11) such that the weft threads (2) and warp threads (10, 11) retain one another and the fabric structure (1) is self-supporting.

The invention discloses a pressing locking type heat dissipation loudspeaker. The pressing locking type heat dissipation loudspeaker comprises a pressing locking mechanism, an abutting locking mechanism is additionally arranged, an annular threaded groove is formed in the periphery of the bottom of the lower base, an annular threaded head is screwed into the annular threaded groove in a threaded mode, extension rods are installed on the two sides of the lower end of the annular threaded head, and an annular abutting plate is jointly installed at the lower ends of the extension rods; in this way, the annular abutting plate rotationally abuts against or is connected to the lower end of the driving rod in a separated mode, positioning of the driving rod is achieved, and the structural stability of the upper shell and the lower base is achieved.

The invention belongs to the technical field of integrated plates, and particularly relates to an LVL structure and melamine paper facing novel plate and a manufacturing method thereof. The LVL structure and melamine paper facing novel plate comprises an LVL structure layer, wherein a wood veneer I, a wood veneer II and a wood veneer are sequentially attached from the LVL structure layer outwards,and melamine paper is attached to the surface of the wood veneer II. According to the LVL structure and melamine paper facing novel plate, the LVL solid wood veneers are used as base materials, a special production process is adopted for machining and compounding to form the novel plate, the novel plate belongs to the novel high-tech building decoration material, the defect problem existing in atraditional plate is overcome, the novel plate has the advantages that the performance is excellent, and the structure is stable, and the deformation warping probability of the plate is greatly reduced; and health and environmental protection are achieved, modern environmental protection requirements are met, non-toxic, odorless, formaldehyde-free and sound-isolating are achieved, and the novel plate can be widely applied to medical spaces, educational spaces, office spaces, business spaces, home spaces and the like.

The invention discloses a flood control shearing force drainage dyke which comprises a drainage plate body; supporting plates are arranged on the lower surface, close to the two sides, of the drainage plate body; the tops of the supporting plates are fixed to the drainage plate body; the bottoms of the supporting plates are fixed to a backing plate; fixing nails are connected between the backing plate and the supporting plates, and respectively penetrate through the backing plate and the supporting plates; a reinforcing plate is arranged on the upper surface of the drainage plate body, and is fixedly connected with the drainage plate body; steel bars are arranged in and fixed to the reinforcing plate; and a breast wall is arranged on the upper surface of the reinforcing plate, and is connected with the reinforcing plate in a sealing manner. The flood control shearing force drainage dyke has good structural property and very good supporting effect, can bear certain gravity, and can exert an anti-shock function, the stress on the two sides can be kept in balance, the structural stability is reached, in addition the stress performance can be improved effectively, and water and soil loss can be reduced by utilizing vegetation.

An electronic device includes a first body, a second body and a hinge assembly. The hinge assembly includes a bearing base, a movable base, a first hinge mechanism, a second hinge mechanism and a switching member. The bearing base is connected to the first body and has a first engaging portion. The first hinge mechanism is connected between the movable base and the second body. The second hinge mechanism is connected between the movable base and the bearing base. The first and second hinge mechanisms are connected to adjacent sides of the movable base. The switching member includes a main body slidably connected to the movable base in a switching direction, a second engaging portion engaged with or disengaged from the first engaging portion as the main body moves, and an interference portion entering or exiting the first hinge mechanism as the main body moves.