11results about How to "Improve compression stability" patented technology

The utility model discloses a kind of reinforcing structures between steel structure factory building beam column steel frame, including the inclined brace component being arranged between existing steel column and existing steel frame beam, inclined brace component includes inclined brace rod, and column connecting plate and beam connecting plate being arranged at both ends, column connecting plate connects the existing steel column, and beam connecting plate connects the existing steel frame beam;Existing steel column is provided with column reinforcing plate in the region of connecting the column connecting plate, and existing steel frame beam is provided with beam reinforcing plate in the region of connecting the beam connecting plate;Adjacent the existing steel column between being arranged at factory building side wall is further provided with detachable intercolumnar rigid tie rod, and the setting height of the intercolumnar rigid tie rod is not lower than the height of column connecting plate at the position. Through the above setting, the safety and stability of the roof truss beam can be better ensured, the roof permanent load can be increased, the overall structure is simple, and the original structure does not need to be disassembled or adjusted, so the installation and construction are easy.

The invention discloses an angle-adjustable conveyor device which solves the problems that as the conveying angle is larger, the component force of the downward pressure of conveyed goods on conveying equipment is larger, and the conveying stability is lowered, the angle-adjustable conveyor device comprises a base, and two vertical supporting plates are symmetrically installed at one end of the top of the base; a conveying transmission assembly is arranged between the two vertical supporting plates and comprises two transverse mounting plates symmetrically arranged between the two vertical supporting plates, rotating shafts are mounted at the ends, close to the vertical supporting plates, of the outer walls of the two transverse mounting plates, the rotating shafts are rotationally connected with the vertical supporting plates, and a conveying part is arranged between the two transverse mounting plates; side sliding frames are mounted on the sides, away from each other, of the two transverse mounting plates correspondingly, side sliding blocks are slidably mounted in the side sliding frames, and the ends, close to the vertical supporting plates, of the side sliding frames are obliquely arranged downwards. The side sliding blocks move along the side sliding frames to push the conveying angle to be increased.

The invention discloses an in-situ lossless soft probe based on a metal aerogel composite material and a preparation method of the in-situ lossless soft probe. The in-situ lossless soft probe comprises a substrate, wherein bonding pads which are distributed in an array are preset on the substrate; a metal aerogel composite material array, wherein the metal aerogel composite material array is arranged on the bonding pad; the metal aerogel composite material comprises metal aerogel, the metal aerogel is of a three-dimensional network structure, and the surface of the metal aerogel is coated with a conductive polymer or a dielectric polymer. The metal aerogel composite material disclosed by the invention has excellent elasticity, electrical properties and structural stability; the conductive polymer or the dielectric polymer is uniformly coated on the nano-scale metal aerogel with a three-dimensional network structure, so that the metal aerogel has excellent compression stability performance while meeting high conductivity, and the metal aerogel becomes an in-situ lossless soft probe with high compression stability performance; the device is widely applied to device welding spot detection and performance testing in electronic packaging.

The invention discloses a porous structure suitable for a hydro-fluctuation belt bank slope and a manufacturing method of the porous structure, belongs to the technical field of ecological restoration of hydro-fluctuation belts, and aims to solve the problems of erosion of the hydro-fluctuation belt bank slope and water and soil loss caused by waves. The porous structure suitable for the hydro-fluctuation belt bank slope is prepared from the following raw materials in percentage by weight: 64.1-68.2% of pelelith; 31.5%-35.6% of a cementing material; and 0.1-0.6% of a water reducing agent. The manufacturing method comprises the following steps: pouring all pelelith into a stirrer, pouring part of water, and stirring to pre-wet the pelelith; adding part of the cementing material and the water reducing agent into the stirrer, and stirring; adding the rest of water into the stirrer, and continuously stirring to thin the shell and uniformly wrap the shell; slowly adding the rest of the cementing material and the water reducing agent into the stirrer, and stirring while adding; and after stirring is finished, pouring into a mold, vibrating and forming to obtain a porous structure. The porous structure has high strength, enough vegetation space and good water permeability, and is very suitable for the bank slope of the hydro-fluctuation belt.

The present invention provides a lightweight material reinforcer for an iron tower. The iron tower is composed of a truss tower structure consisting of a main material angle steel and a secondary material angle steel. The feature is that a number of reinforcers are installed on the main material angle steel at preset intervals. The reinforcer includes an L-type clamping plate and an inner section plate. The L-type clamping plate and the inner section plate are bolted to clamp the main material angle steel. The inner section plate includes an upper section plate inclined upward at an angle of 45° and a horizontal lower section plate. The contact surfaces between the upper section plate and the lower section plate and the main material angle steel are in an arc shape. The beneficial effects of the present invention include: improving the compressive stability of the main material angle steel, no need to drill holes on the original tower, convenient construction operation, not easy to accumulate snow and ice, and prestressing can be applied to the two limbs of the main material angle steel during installation. When the main material angle steel is under pressure, the reinforcer can play a clamping role more quickly to prevent the main material angle steel from deforming and becoming unstable.

The utility model discloses a composite efficient heat preservation device, and particularly relates to the technical field of heat preservation, the bottom end of a heat preservation fixed felt is fixedly connected with a felt fixing top ring, the top end of the heat preservation fixed felt is fixedly connected with a felt fixing bottom ring, and the inner wall of the felt fixing bottom ring is provided with a reinforcing mechanism; the reinforcing mechanism comprises a carbon-carbon top ring installed on the inner wall of the felt fixing bottom ring, the inner wall of the carbon-carbon top ring is in threaded connection with a plurality of studs, and a supporting column is welded to the bottom end of each stud. Threaded rods are fixedly installed at the bottom ends of the supporting columns. The reinforcing mechanism and the carbon-carbon bottom ring are adopted to provide supporting force for the threaded rods, the supporting columns can provide vertical supporting force in the heat preservation fixed felt, the round holes in the heat preservation fixed felt can be used for placing a furnace body for single crystal growth, inclined deformation of the heat preservation fixed felt, the fixed felt top ring and the fixed felt bottom ring is avoided, heat loss is avoided, and the service life of the furnace body is prolonged. Therefore, the heat-insulating fixed felt can realize composite high-efficiency heat insulation.

The invention provides a positioning pulling plate, a primary connecting structure, a bogie and a railway vehicle, and belongs to the technical field of railway vehicles, the positioning pulling plate comprises a plate body, and the plate body is provided with a first connecting end and a second connecting end; the plate body extends to the second connecting end from the first connecting end in the first direction in the mode that the plate body is gradually folded in the second direction. The two faces of the plate body are each internally provided with an integrally-formed reinforcing part, and the reinforcing parts extend to the second connecting end from the first connecting end in the first direction in the mode that the reinforcing parts are gradually expanded outwards in the third direction. One end of the positioning pulling plate is constructed to be large in width, the other end of the positioning pulling plate is constructed to be small in width, so that connection of components at the two ends of the pulling plate is achieved, the whole pulling plate is roughly of a fin-shaped structure, occupied space is greatly reduced, and small installation space is achieved; the compression resistance stability of the positioning pulling plate can be improved, and the rigidity is large.

The invention relates to the technical field of wood waste processing, and discloses wood waste processing equipment for wood processing, which comprises a discharging shell, the top of the discharging shell is communicated with a working shell, the wood waste processing equipment further comprises a waste crushing mechanism, the waste crushing mechanism comprises motors fixedly connected to the two ends of one side of the outer wall of the working shell, and in the rotating process of a rotating shaft, the motors are driven by a motor to rotate; a rotating shaft drives a reciprocating screw rod to rotate, a rotating plate is rotationally connected to the inner wall of a fixed shell, and the outer wall of one end, connected with a threaded plate, of a square rod is clamped by a working shell, so that the threaded plate can slide in the fixed shell in the rotating process of the reciprocating screw rod; the air pressure in the fixed shell can be compressed in a reciprocating mode in the moving process of the threaded plate, the air pressure is increased in the reciprocating motion process, the increased air pressure conducts heat transfer work on the fixed shell and the crushing rollers, and therefore wood with too high moisture is prevented from being clamped between the two crushing rollers, the moisture in the wood can be dried, and the drying efficiency of the wood is improved. And the crushing effect of the crushing roller is improved.

The utility model discloses an air conditioner net forming automatic cutting equipment, including cutting machine body, flattening subassembly and mobile pressing subassembly, flattening subassembly includes cutting subassembly, cutting subassembly is provided on the top of cutting machine body, the inside of cutting subassembly is provided with cutting head, the top of cutting machine body is provided with flattening plate, and the top of cutting machine body is provided with the mobile pressing subassembly. The flattening plate is located on the rear side of the cutting head, a short plate is fixedly connected to the rear side of the flattening plate, a connecting plate is fixedly connected to the rear side of the flattening plate, an electric push rod is fixedly connected to the top of the connecting plate, the front side of the electric push rod is fixedly connected to the rear side of the cutting assembly, and an elastic cushion is fixedly connected to the bottom of the flattening plate. The flattening assembly is used for flattening arched raw materials, when reel-shaped raw materials are cut, arc-shaped arching of the raw materials due to the shape of the raw materials is prevented, the raw materials can be flatly laid on the top of cutting equipment, and errors of the cutting assembly during cutting are prevented.

The utility model discloses a kind of inner concave connecting joint applied to umbrella structure, including the connecting joint of the special-shaped steel column upper end being set to the lower part of umbrella structure, the connecting joint includes inner support part and outer support part, inner support part is connected with the round steel column of special-shaped steel column, outer support part is annular dentiform structure and is evenly distributed in the circumferential direction of inner support part, outer support part lower end is connected with the box room column of round steel column outer side, upper end is connected with the main beam of umbrella structure, outer support part is located at the outer side of inner support part and jointly constitutes funnel shape, the bottom surface and top surface of outer support part are inclined upward conical part, outer support part lower end vertical part, vertical part is connected between the conical part of outer support part by smooth arc part.The utility model can improve the bending resistance and support stability of connecting joint.

This utility model relates to the field of electronic wire harness technology and discloses a protective structure for an electronic wire harness connector, comprising: a protective ring, of which several are evenly distributed vertically, including an inner ring and an outer ring, the inner and outer rings being concentrically arranged and connected and fixed by several integrally formed connecting strips; a bottom ring, located below the protective rings, coaxial with the protective rings, and having the same inner diameter as the inner rings; several supporting connecting strips, arranged along the circumference of the protective rings, with their lower ends connected and fixed to the bottom rings, the upper ends of each supporting connecting strip extending upward through the edge of each outer ring and fixedly connected to each outer ring; and a tightening strip, ring-shaped and connected to the upper end of the supporting connecting strips. The advantages of this utility model are: good compressive strength and wear resistance, and good breathability and heat dissipation.