59results about How to "Guaranteed compact" patented technology

The invention relates to the technical field of antennas, in particular to a millimeter-wave microstrip array antenna. The millimeter-wave microstrip array antenna comprises a dielectric plate, patch array antennas and a feed network, wherein the dielectric plate comprises a double-layer plate body, and a metal ground is clamped between the two layers of the double-layer plate body; the feed network is a one-to-n path of T-type power dividing circuit, each branch port of the feed network is provided with a feed point, the patch array antennas are arranged in n columns, and central symmetry points of the patch array antennas are provided with coaxial feed probes which penetrate the dielectric plate vertically so as to connect the feed points with the patch array antenna; and on the same column of the patch array antennas, the coaxial feed probes are directly connected between relatively proximate microstrip patches on a group of patch units, and are interconnected between relatively proximate microstrip patches on another group of patch units by means of 180-degree phase shifters. The millimeter-wave microstrip array antenna has the advantages of high gain, low sidelobe and miniaturization, and can effectively realize the high integration and miniaturization requirements of the whole antenna structure.

The invention aims to provide a folding type probing mechanical arm based on triangular configured connecting rod transmission. The folding type probing mechanical arm comprises a telescopic mechanism, a pitching mechanism and a rotating mechanism. The telescopic mechanism comprises a telescopic motor, a telescopic lead screw, a telescopic lead screw slider, a telescopic rod and a telescopic bracket, and the telescopic motor is controlled to realize relative sliding of the telescopic rod and the telescopic bracket. The pitching mechanism comprises a pitching motor, a pitching lead screw slider, a pitching lead screw, a pitching frame, a pitching rod, a pitching rod connecting frame and a triangular configured connecting rod. The rotating mechanism comprises a rotating motor, a gearbox, a main gear and a pinion. When a robot cannot move due to spatial limit, the tail-end implementing mechanism of the robot still can stably reach any point in space coordinates within a controllable range, the tail-end implementing mechanism can be equipped with a CCD (charge coupled device) camera to observe the internal condition of a closed space and also can be equipped with a clamping mechanism. When vital signals in the closed space is observed, food, water and medicine and the like can be correspondingly provided for the first time, and search and rescue and detection task can be completed well.

The invention discloses a peanut pod cleaning machine. The peanut pod cleaning machine comprises a bottom plate and a cleaning barrel, wherein the cleaning barrel is arranged above the bottom plate; aplurality of through holes are formed in a cylindrical surface of the cleaning barrel; the cylindrical surface of the cleaning barrel is hinged to a cover plate; two fixing blocks which correspond toeach other are separately arranged at one end of the top of the cover plate and on the outer cylindrical surface of the cleaning barrel; a steel wire is inserted in the fixing block on the outer cylindrical surface of the cleaning barrel; the upper end of the bottom plate is fixedly connected with two mounting plates which are perpendicular to the bottom plate; a water tank and a water pump are fixedly mounted at the upper end of the bottom plate; a water pumping plate is arranged in the water tank; the water pumping plate is fixedly connected with the water tank through a supporting block; the water pump is connected with the water pumping plate through a hose; and sliders are separately arranged in the two mounting plates. The peanut pod cleaning machine is novel in structure, a great amount of labors are saved in a cleaning process after peanuts are harvested, meanwhile, water resources are saved, cleanness of peanut pods is ensured to a great extent, and thus, the peanut pod cleaning machine is easy to popularize.

The invention relates to the field of automobile fluid pipelines, in particular to an automatic torsion type oil pipe coating device. The technical problem is to provide the automatic torsion type oilpipe coating device. According to the technical scheme, the automatic torsion type oil pipe coating device comprises a working machine bed board, supporting bottom feet, an operation control screen,a laser scanning detection door, a fixing and aligning mechanism, a surface treatment mechanism and a coating mechanism; and the lower portion of the working machine bed board is welded to the supporting bottom feet. According to the automatic torsion type oil pipe coating device, automatic torsion and direction changing can be carried out, so that an oil pipe with a bent shape can be automatically wiped in a mode that the device is attached to the irregular surface of the oil pipe before rubber wrapping, and meanwhile, horizontal aligning and vertical positioning are sequentially carried outduring fixing, so that the oil pipe is always located in the winding center in the rubber wrapping process, the compactness and the firmness of rubber wrapping are guaranteed, and the effect of automatically wrapping the rubber by replacing manual work is achieved.

The invention relates to a method for manufacturing a copper-clad plate. The method comprises the following steps of: providing a substrate; manufacturing a polymethyl methacrylate material, and roughening the surface of the polymethyl methacrylate material; performing electroless plating copper treatment on the roughened surface of the polymethyl methacrylate material, and forming an electroless plating copper substrate; electroplating the formed electroless plating copper substrate, and forming the copper-clad plate. The invention also provides a method for manufacturing a circuit board on the basis of the method for manufacturing the copper-clad plate. The invention further provides a copper-clad plate and a printed circuit board. The printed circuit board has the advantages of excellent electrical properties and mechanical properties, wide application range and low cost.

The invention relates to a metal roof balance layer structure. The metal roof balance layer structure comprises a top plate and a bottom plate, wherein the lower surface of the top plate is fixedly connected with a plurality of supporting columns; the upper surface of the bottom plate is fixedly connected with limiting concave columns which are matched with the supporting columns in a one-to-one correspondence manner; the limiting concave columns are connected with the supporting columns in a clamped manner; the size of the bottom plate is matched with the sizes of troughs of a metal roof; thelower surface of the bottom plate is in adhesion connection with the troughs of the metal roof or the bottom plate is connected with structural purlines by penetrating mechanical fixing pieces into the metal roof; and the supporting columns of the bottom plate are correspondingly connected with the limiting concave columns of the bottom plate. The material of the balance layer structure is lightin specific gravity, the structural design is light, and thus, the weight is greatly reduced; materials and artificial project quantity are greatly reduced, and the cost is saved; cutting of materialson the spot is avoided, pollution-free construction is implemented, and the environmental protection performance is high; and the metal roof balance layer structure is simple in structure, and large-scale production and mounting and using are facilitated.

The invention belongs to the technical field of electric wires with terminals, and particularly relates to an electric wire with a terminal and a method for manufacturing an electric wire with a terminal. The electric wire with a terminal comprises a terminal and a cable, wherein the terminal comprises an outer shell which is sequentially divided into a cable closed section, a cable core connecting section and a terminal connecting section; a deep hole is formed in the outer shell; two pressing planes are arranged on the outer shell; the pressing planes are positioned on the cable core connecting section on the outer shell; the outer shell is fixedly connected with a connector positioned on the terminal connecting section; the cable comprises a conductive wire core and an insulating coating layer; the conductive wire core is positioned in the insulating coating layer, the cable is inserted into the deep hole in the outer shell. The structure is simple, the terminal and the cable can betightly connected, the electrical performance and the connection strength of the connection position are improved, the connection position is isolated from the external environment, and the situationthat the electrical performance of the connection position is reduced due to the fact that the connection position is oxidized or corroded under the external influence is prevented.

The glass bottle forming die applied to the glass bottle blowing process comprises an outer frame, a rotating column is arranged in the outer frame, the inner wall of the outer frame is movably connected with the outer surface of the rotating column, fastening devices are symmetrically arranged in the outer frame, and the outer surfaces of the fastening devices are fixedly connected with the inner wall of the outer frame. A mold is arranged in the fastening device, the outer surface of the mold is movably connected with the inner wall of the fastening device, a sealing device is arranged on the outer surface of the mold, the inner wall of the sealing device is movably connected with the outer surface of the mold, a heat insulation device is arranged in the outer frame, and the inner wall of the outer frame is movably connected with the outer surface of the heat insulation device. In order to overcome the defects in the prior art, the invention provides the glass bottle forming die applied to the glass bottle blowing process, and the problems that a traditional glass bottle blowing process is slow in forming and affects the working efficiency are solved.

The invention discloses an improved brick structure for a grate cooler parapet. The improved brick structure for the grate cooler parapet comprises a brick body, side wing plates are arranged on the two sides of the brick body, the top faces of the side wing plates are flush with the top face of the brick body, the height of each side wing plate is half that of the brick body, the section of each side wing plate is in an L shape, two symmetrical positioning columns are arranged on the top face of the brick body, two symmetrical positioning holes are formed in the bottom face of the brick body, and when upper and lower adjacent bricks are fixed, the positioning columns are plugged into the positioning holes. Original heat resistant steel palladium nails and castable casting are omitted, prefabricated bricks are adopted to be directly laid, and meanwhile prefabricated bricks are connected more stably and accurately.

The present invention relates to a connector and a protective tube module thereof, and a sheath. The sheath takes the direction of inserting the sheath into a connector as the front, and comprises aninsulation body, the insulation body is provided with a holding cavity configured to hold a protective tube, an operation handle configured to pull out the insulation body from the connector is movably assembled on the insulation body, the operation handle comprises a hiding position configured to hide the operation handle onto the insulation body and an extruding position extruded out of the insulation body to be pulled out by people in the reciprocating motion process, the operation handle comprises an operation portion configured to push the operation handle to move towards the hiding position, a stop locking structure configured to limit the operation handle at the hiding position is arranged between the insulation body and the operation handle, an elastic piece configured to apply anaction force to the operation handle to allow the operation handle to move towards the extruding position is arranged, and a stop blocking structure configured to prevent the operation handle and theinsulation body from being separated from each other is arranged. The connector and the protective tube module thereof, and the sheath ensure the operation stability, are easy and rapid and convenientto operate and simple in structure, has universality and do not need tools in the mounting and replacement processes.

The invention discloses a three-dimensional towing chain fixing seat comprising a clamping part and an inserting part. The two ends of the clamping part and the two ends of the inserting part can be connected with each other and break away from each other. The clamping part and the inserting part are mutually connected to be of a ring-shaped structure, and limiting grooves for containing towing chain section guiding rings are formed in the side walls of the clamping part and the inserting part correspondingly; connecting part bodies for being connected with the exterior are arranged on the clamping part and the inserting part correspondingly; and the three-dimensional towing chain fixing seat is connected with the position of an external mechanism by arranging a limiting mechanism and a fixing seat body, the problems that the towing chain bearing capacity is too small, and damage is easy to cause can be effectively solved, winding, pulling and dragging of cable pipes and the like can be prevented, the problem that due to cable loosing, mechanical equipment is inconvenient to use in the using process is avoided, and the three-dimensional towing chain fixing seat is simple in structure, high in practicability and wide in using range and has good using value.

The invention discloses a pipeline with a filtering function. The pipeline comprises a connecting pipe. The lower side of the middle of the connecting pipe is fixedly connected with a filtering nozzle. The filtering nozzle is fixedly connected with the connecting pipe through a through hole formed in the lower surface of the connecting pipe. A filtering net is fixedly connected into the connectingpipe, and located on the side, close to the left end of the connecting pipe, of the through hole. The filtering nozzle comprises a filtering pipe, and the outer side of the filtering pipe is fixedlyconnected with a sealing cover. One end of the filtering pipe and the connecting pipe are of an integrally-formed structure, and annular convex edges are integrally formed on the inner side wall of the filtering pipe. Grooves are formed in the outer surfaces of the annular convex edges. According to the pipeline, a left connecting block and a right connecting block can be connected more stably andare prevented from being loosened, thus connecting compactness of the pipeline is ensured, and the pipeline is prevented from leaking; and mounting and dismounting are conducted conveniently, use ismore convenient, the structure is simple, and the construction cost is low.

The invention relates to a manufacturing method for a multilayer printed circuit board. The method comprises steps of providing at least two single-layer printed circuit boards which respectively comprise a substrate and a copper layer arranged on the surface of the substrate which is made of polymethyl methacrylate materials; providing at least one bonding layer and enabling the single-layer printed circuit boards and the bonding layer to be stacked in stagger; and conducting thermocompression bonding on a stack structure of the single-layer printed circuit boards and the bonding layer, enabling the two single-layer printed circuit boards to be tightly bonded through the bonding layer and forming the multilayer printed circuit board. The invention further provides the multilayer printed circuit board manufactured by using the manufacturing method for the multilayer printed circuit board. The multilayer printed circuit board and the manufacturing method have the advantages of being excellent in electric and mechanical performance, wide in applicable scope, low in cost and simple in manufacture method.

The invention discloses a ceramic polyurethane thin type insulation and decoration integrated board and relates to the technical field of decoration plates. The ceramic polyurethane thin type insulation and decoration integrated board includes a first insulation and decoration integrated board and a second insulation and decoration integrated board; sliding grooves are formed in the middles of theleft and right sides of the first insulation and decoration integrated board and the tops of the two sides of the first insulation and decoration integrated board are fixedly connected with concave fixing lugs; and mounting holes are formed in the upper ends and the lower ends of the inner portions of the concave fixing lugs, and mounting grooves are formed in openings, close to the mounting holes, on the upper top walls of the concave fixing lugs. According to the ceramic polyurethane thin type insulation and decoration integrated board, the tight type connection is guaranteed, due to inventiveness of the designed structure, the insulation and decoration integrated board is beneficial for mounting between the concave fixing lugs and cross type sliding plates, sealing is enhanced and theaction of guide and location is achieved; in addition, the insulation and decoration integrated board is used cooperatively with a screw rod for improving stability of mounting and integral aesthetics; and meanwhile, the condition that waterlogging etches a fastening nut is prevented, and the service life is prolonged.

The invention discloses an anti-falling rubber sealing ring. The anti-falling rubber sealing ring comprises a sealing ring body; a vertical upward projection is integrally molded on the upper side wall of the sealing ring body; a first through port is formed in the projection in a communication mode; a second through port communicating with the first through port is formed in the sealing ring body; an annular groove is formed in the upper side wall of the sealing ring body, and is positioned on the outer side of the projection; and a limiting mechanism is arranged on the outer wall of the end,positioned in the annular groove, of the projection. Through arrangement of the annular groove in thickness fit with a pipe, when the sealing ring is mounted, the annular groove sleeves the pipe forbonding, and the connecting fit degree between the annular groove and the pipe is increased through convex edges, so that the connecting friction force is increased, the falling of the sealing ring isprevented, and both convenience and practicability are achieved.