134results about How to "Avoid concentration" patented technology

The utility model discloses a kind of feeders of decomposition furnace, it is related to cement production equipment technical field, including: decomposition furnace body;First feed pipe, the first feed pipe is connected and is set at the top of decomposition furnace body;First motor, the first motor is set at the top of first feed pipe, the output shaft of the first motor is penetrated to the top wall of first feed pipe and is connected with rotating shaft, the bottom of the rotating shaft is connected with dispersion disc, the diameter of the dispersion disc is greater than the diameter of first feed pipe, the top of the dispersion disc is uniformly distributed with multiple poking plate;Second feed pipe;The utility model is scattered by rotating dispersion disc and multiple poking plate under the action of centrifugal force, to prevent material more concentrated in the process of discharging, to improve the overall decomposition effect.

The invention relates to the technical field of steel structures, in particular to a bearing type hot-rolled metal steel beam structure which comprises a vertical beam, cross beams are connected to the two parallel side faces of the vertical beam through fasteners formed by a plurality of sets of screws and first nuts, a plurality of penetrating openings are formed in one side face of each cross beam at equal intervals, and a plurality of column rods are arranged on the two sides of each cross beam. Threaded blind holes are machined in the two ends of each column rod, studs are in threaded connection with the interiors of the opposite threaded blind holes of every two adjacent column rods, rooting plates are inserted into the penetrating openings, the studs penetrate through the rooting plates, second nuts are arranged on the two sides, in the length direction of the studs, of the rooting plates, and the second nuts are in threaded connection with the studs. The invention has the following beneficial effects: the load is uniformly distributed on the whole cross beam and the connecting structure, the acting force is prevented from being concentrated on the connecting part of the cross beam and the vertical beam, and the hidden danger of stress concentration is fundamentally eliminated.

The utility model discloses a novel condenser support plate structure, including condenser body, its characterized in that, condenser body includes two pipelines of symmetrical settings, multiple cooling pipes of installing between two pipelines, two support plates of welding between two pipelines opposite both ends, multiple cooling pipes are located between two support plates, and two support plates all include two horizontal plates of symmetrical settings, two arc grooves of setting up in two horizontal plates opposite outer end, the U -shaped board of installing between two horizontal plates opposite inner end. The utility model discloses through first arc surface and second arc surface, make the U -shaped board with two horizontal plates form the geometry shape of stiffener, improved the rigidity and the bending -resistant capacity of support plate, have lightened the condenser body shrinkage deformation simultaneously, can also scatter concentrated stress simultaneously, avoid stress in the welding place concentration, effectively reduce the generation probability of crack, thereby prolong the service life of condenser body.

The application provides an optical communication device, and belongs to the technical field of optical communication. The optical communication device comprises a shell module and a circuit board module. The shell module comprises a first shell and a second shell, the first shell and the second shell are connected in a cover-hinge mode, and a containing cavity is formed by the first shell and the second shell. A window is formed in the first shell, and a window cover is arranged on the window. The circuit board module is located in the containing cavity. The circuit board module comprises a circuit board body and at least one optical cage, and the at least one optical cage is located on the circuit board body. An optical fiber interface end of the at least one optical cage is located inside a region where the window is located. The application is beneficial to improving the maintenance efficiency of the optical communication device.

The utility model relates to coking equipment technical field more specifically, relate to a kind of impact-resistant anti-damage ceramic lining plate configuration, comprising: lining plate body and the multiple tapered ceramic columns embedded in multiple positioning holes of lining plate body;Tapered ceramic column and positioning hole between filling have the adhesive curing fluid for forming sealing interface. In the utility model, multiple tapered ceramic columns are embedded in the positioning hole of lining plate body, when being impacted, tapered ceramic column can disperse impact force to the larger area of lining plate body, avoid impact force to concentrate in local area, to effectively reduce local stress, reduce the risk of damage due to stress concentration of lining plate;Tapered ceramic column and the adhesive fluid of aluminium dihydrogen phosphate filled between positioning hole, can form sealing interface, prevent material, dust and the like into the inside of positioning hole, avoid to cause damage to lining plate structure.

The application discloses a material cooling storage tank with a deployment function, which comprises a cooling storage tank body, a feeding port is formed in the top surface of the cooling storage tank body, a discharging pipe is communicated with the lower portion of the cooling storage tank body, and a processing assembly is arranged above the discharging pipe; the processing assembly comprises a cleaning assembly arranged above the discharging pipe; when the adhering material in the inner wall of the cooling storage tank body needs to be cleaned, a motor is started, the reciprocating screw rod fixedly installed at the output end of the motor is reversed, the sleeve plate driven by the reciprocating screw rod is reversed, the cleaning ring fixedly installed on the outer wall of the sleeve plate is rotated, the clamping block slidingly arranged in the cleaning ring is rotated, the clamping block is clamped with the clamping groove away from the inclined surface side, under the limitation, the reciprocating screw rod is driven to make the sleeve plate reciprocate up and down, the sleeve plate drives the cleaning ring to slide in the cooling storage tank body, and the cleaning ring can clean the inner wall of the cooling storage tank body under the limitation that the cleaning ring slides in close contact with the inner wall of the cooling storage tank body.

This utility model discloses a small pipe bending device, comprising: a housing, characterized in that: one end of the housing is provided with a roller, the roller is provided with a positioning groove, and a bending mechanism is provided on one side of the roller. The bending mechanism includes: a base, and a drive wheel is provided on the base; the drive wheel includes: a fixed sleeve, the upper part of the fixed sleeve is provided with an arc-shaped guide groove corresponding to the positioning groove, the diameter of the arc-shaped guide groove matches that of the positioning groove, a connecting frame is provided on the arc-shaped guide groove, a rotating shaft is provided on the connecting frame, a bracket is provided on the base, the two ends of the rotating shaft are rotatably connected to the bracket, and a rocker arm is provided on the connecting frame. This utility model has a simple structure, is easy to operate, can bend pipes at a fixed angle, and can adjust the bending size to adapt to pipes of different specifications.

The utility model belongs to the technical field of superfine material crushing, and particularly relates to a sheet inorganic powder deep processing device which comprises a processing kettle, a top cover, a grinding assembly and a crushing assembly, and the grinding assembly and the crushing assembly are sequentially and vertically arranged in the processing kettle; the top cover is mounted at the top of the processing kettle, a driving part is mounted on the top cover, and the driving part is in transmission connection with the grinding assembly and the crushing assembly; the processing kettle is provided with an inclined bottom, the inclined bottom is communicated with a circulating shell through a circulating pipeline, and the circulating shell is located at the bottom of the processing kettle; a butt joint pipe is arranged in the middle of the bottom of the processing kettle, and a discharging channel is arranged between the butt joint pipe and the inclined bottom; according to the device, the added materials are ground and crushed through the grinding assembly; through cooperation of the circulating pipeline, the circulating shell and the circulating pump, materials in the processing kettle can be circularly crushed, the grinding effect is improved, and material adhesion is avoided.

This disclosure provides an electroplating filling method, apparatus, and semiconductor product. The electroplating filling method includes: in response to a depth-to-width ratio of a via being greater than or equal to a preset ratio, placing a substrate in a first electroplating chamber for a first-stage electroplating to form a bridge-like structure in a preset area within the via using a first electroplating solution; and transferring the substrate after the first-stage electroplating to a second electroplating chamber for a second-stage electroplating to fill the area to be electroplated within the via using a second electroplating solution. By forming a bridge-like structure within the via through the first-stage electroplating, the phenomenon of premature closure of the via opening leading to complete electroplating filling when electroplating vias with a high depth-to-width ratio can be avoided. Furthermore, the bridge-like structure allows for electroplating filling of two areas to be electroplated, thereby improving the electroplating filling efficiency of the via.

The present invention provides a light-emitting sign which suppresses the power cost, suppresses the concentration of light directly above a light source, and realizes the uniformity of light emission. The present invention provides a light-emitting sign having: an outer lens (10) that constitutes the appearance of the sign; a housing (11); a light-emitting element (13) which is housed in a space (10a) sealed by the housing (11) and the outer lens (10) and which emits light toward the outer lens (10); and a dimming layer (100) provided between the light-emitting element (13) and the outer lens (10), the dimming layer (100) having: a light-transmitting section (101) that transmits light from the light-emitting element (13); and a dimming unit (102) for adjusting the brightness or color of the light.

The invention relates to a display panel and a display device. The display panel comprises a substrate and sub-panels, and the multiple sub-panels are spliced side by side on one side of the substrate; wherein in every two adjacent sub-panels, one sub-panel comprises a convex part facing the other sub-panel, the other sub-panel comprises a concave part corresponding to the convex part, and every two adjacent sub-panels extend into the concave part through the convex part to form splicing. According to the display panel and the display device provided by the embodiment of the invention, the stability of screen body splicing can be improved while the display effect at a gap of a spliced screen is improved.

This product relates to the field of nanomaterials and phase change energy storage material preparation technology, and discloses a method for preparing two-dimensional semiconductor phase change energy storage masterbatch. The method involves surface organic functionalization of molybdenum disulfide nanosheets, followed by assembly with surface-hydroxylated boron nitride nanosheets to form a two-dimensional heterogeneous layered framework with interconnected interlayer gaps. Molten fatty acid phase change components are introduced into the interlayer gaps, and after cooling, confined phase change composite particles are obtained. These particles are then coated with a vinyl copolymer containing anhydride grafted segments, and subsequently melt-blended with a thermoplastic carrier resin, extruded, and pelletized. The resulting masterbatch maintains the two-dimensional interlayer contact structure, inhibits interlayer aggregation and melt migration of the phase change components, and improves the continuity of heat transfer, the uniformity of photothermal conversion, and the stability of cyclic thermal storage.

The present application relates to the technical field of metal material heat treatment, in particular to a heat treatment furnace device and method capable of controlling temperature and cooling speed, wherein the furnace body is internally constituted as a hearth, the output end of the air supply system is located at the lower region of the hearth through the furnace body; the flow equalizing system is arranged at the lower region of the hearth and is in communication with the output end of the air supply system; the workpiece is placed on the flow equalizing system; the circulation and exhaust system is arranged at the upper region of the hearth and is in communication with the interior of the hearth, the temperature monitoring system is arranged on the circulation and exhaust system and is directly above the workpiece; the control system is electrically connected with the air supply system, the circulation and exhaust system and the temperature monitoring system. The present application effectively solves the problems of insufficient cooling speed and poor cooling uniformity in the prior art.

The utility model relates to a cooperative bearing column bearing type double-wall square cylinder group bin. The upper frame beam and the lower frame beam are of a reinforced concrete structure formed by integral pouring and are used for connecting the square cylinder single bins and the supporting columns to form a collaborative bearing system, and a plurality of friction pendulum shock insulation supports are evenly distributed between the upper frame beam and the lower frame beam so that rigid connection can be changed into semi-flexible transition connection. The inner wall and the outer wall of the double-wall structure are connected together through a plurality of evenly-distributed connecting embedded columns to be borne on the upper frame beam to form an integrally-integrated bearing structure, the upper frame beam is used for cooperatively bearing the square cylinder single bins, the lower frame beam is used for cooperatively connecting the supporting columns, and therefore cooperative bearing of the upper frame beam is matched. The stress concentration effect caused by direct rigid contact of the silo wall and the supporting columns can be obviously relieved, the problems of eccentric stress and large local stress peak value caused by different gravity of each single square cylinder silo are solved, and it is ensured that the structural safety of the square cylinder group silo is higher, and the anti-seismic property is higher.

The utility model discloses a building optimization structure for an irrigation district canal system, which belongs to the technical field of irrigation district canal systems and is characterized by comprising a slope body, the top of the slope body is fixedly connected with a drainage component, the front side of the slope body is clamped with a building block component, the building block component comprises cells, and the cells are clamped on the front side of the slope body. Inverted filter pads are fixedly connected to the bottoms of the cells, drainage pads are fixedly connected to the tops of the inverted filter pads, planting blocks are clamped in the cells, planting plates are clamped in the cells, the effect of preventing the slope from collapsing is achieved by arranging the building block assembly, meanwhile, the shear strength of soil is improved, and the stability of the slope is improved; according to the device, the occurrence risk of geological disasters such as landslide and collapse is reduced, the amount of pollutants entering a water body is reduced, the water quality is improved, meanwhile, rainwater drainage is conveniently guided in the rainfall process by arranging the drainage assembly, rainwater can be prevented from being concentrated at plant root systems, and therefore it is avoided that the water content of the plant root systems is too large due to rainwater.

The utility model relates to a road condition camera for a rail transit locomotive, which comprises an outer shell, a plugging cover, a camera and a circuit assembly, the outer shell is a container with an opening on one side, a first accommodating space is arranged in the outer shell, the plugging cover is matched with the opening in shape, and the plugging cover is fixedly mounted at the opening to plug the first accommodating space. The circuit assembly is arranged in the first containing space and comprises a camera shooting main board and a main control main board, the camera shooting main board and the main control main board are arranged in parallel in a spaced mode, the camera shooting main board is electrically connected with the main control main board, and the camera is electrically connected with the camera shooting main board. The problems that all functions of a traditional monitoring camera are integrated on one circuit board, a large amount of heat is easily generated in the working process, the performance of the monitoring camera is reduced, and the service life of the monitoring camera is shortened are solved.

The invention relates to the technical field of film capacitors, in particular to a metalized electrode structure of a film capacitor, which comprises a dielectric film and a metalized layer arranged on the surface of the dielectric film, the metalized layer comprises a grid area, an edge thickening area and a connecting bridge, the edge thickening area is arranged on the edge of the dielectric film, and the connecting bridge is arranged on the edge thickening area. The grid area comprises an inner-ring grid and an outer-ring grid, the aperture of the inner-ring grid is D1, the aperture of the outer-ring grid is D2, D1 and D2 meet the following relation: D1 is less than D2, the grid area is composed of a plurality of staggered metal strips, the inner-ring grid and the outer-ring grid are connected through a connecting bridge, the edge thickening area is connected with the outer-ring grid through the connecting bridge, the width of each metal strip is 0.1-1mm, and the width of each metal strip is 0.1-1mm. The hole diameter of the grid area ranges from 0.5 mm to 5 mm, the metalized layer is made of aluminum-zinc alloy materials, the thickness of the metalized layer ranges from 20 nm to 100 nm, and the width of the edge thickening area ranges from 2 mm to 5 mm. The technical problems that an existing thin film capacitor is poor in voltage endurance capability, heat dissipation performance and mechanical stability and large in preparation difficulty are solved.

This invention discloses a laser welding device for the rim and spokes of thin-walled wheel hubs, relating to the field of wheel hub manufacturing technology. It includes a welding unit and a welding positioner. The welding unit comprises a welding robot and a oscillating laser welding head, the oscillating laser welding head being fixedly connected to the end effector of the welding robot's arm. The welding positioner includes a base, a tilting seat, a tilting drive device, a hollow turntable, and a rotation drive device. The tilting drive device drives the tilting seat to tilt, and the rotation drive device drives the hollow turntable to rotate. The hollow turntable has mounting holes for the rim and positioning fixtures for the spokes of the thin-walled wheel hub. This invention uses laser welding to replace traditional gas shielded welding, combining welding torch oscillation and workpiece displacement, effectively avoiding the burn-through problem when welding thin-walled wheel rims. It achieves high-quality, high-precision, and high-efficiency automated welding of the rim and spokes, meeting the urgent need for lightweight manufacturing of agricultural machinery wheel hubs.

The utility model discloses a filter device for feed additive production in the related technical field of filter devices, which comprises a filter cartridge and an upper sealing cover, a filter screen is arranged in the filter cartridge, the upper end of the filter screen is fixedly connected with a lower sliding rod, the upper end of the lower sliding rod is fixedly connected with a lifting matching plate, and the lifting matching plate is fixedly connected with the upper sealing cover. An upper sliding rod is fixedly arranged at the upper end of the lifting matching plate, an upper sliding matching seat is arranged on the outer side of the upper sliding rod, a lower sliding matching seat is arranged on the outer side of the lower sliding rod, a lifting matching sliding groove is formed in the lifting matching plate, and the middle of the lifting matching sliding groove is of an arc-shaped structure. The filter screen of a cone structure is arranged in the filter cylinder, the impurity containing groove of a turnover structure is formed in the outer side of the lower portion of the filter screen, filtered impurities can be effectively collected, meanwhile, the filter screen can do reciprocating lifting movement under the action of the lifting matching plate, and the probability that the impurities block meshes is further reduced.

The utility model belongs to the technical field of connectors, in particular to a high-stability connector terminal, which comprises a male terminal and a female terminal, and the connecting end of the male terminal and the inserting end of the female terminal are electrically connected through the elastic matching of a first bending part at the top end and a second bending part at the bottom end. The two bending parts are designed to be in an arc shape and are bent towards the interior of the insertion end, the effective contact area is increased through the staggered contact faces, the contact resistance is reduced, and the inclined chamfers and the arc-shaped grooves at the inlets form a double-guiding system, so that through the innovative double-section type elastic contact structure, the connection stability is improved, and the service life of the connector is prolonged. The connector is suitable for scenes such as new energy automobiles and rail transit with strict reliability requirements, and has the remarkable advantages of stable connection, efficient conduction, convenient operation and the like.

The efficient and uniform demisting device suitable for the stage lamp and the stage lamp provided with the efficient and uniform demisting device are provided, the demisting device comprises the draught fan and the air guiding device, the draught fan generates air flow and guides the air flow to a lens of the stage lamp through the air guiding device, and an air inlet of the draught fan is far away from the lens. The demisting device is arranged in the lamp holder, hot air in the lamp holder can be extracted and blown to the lens, the lens is heated, and therefore demisting is fast and good, the structural arrangement is simple and easy to implement, the demisting efficiency and the demisting effect are improved, and the demisting device is more economical and environmentally friendly; secondly, the air guide device is arranged between the air outlet of the fan and the lens, an outlet air duct of the air guide device is divided into a plurality of shunting air nozzles through a plurality of flow deflectors, and airflow is directionally guided to different areas of the lens through the shunting air nozzles in different directions, so that the airflow is prevented from being concentrated in an edge area or a middle area of the lens; the uniformity of the overall airflow coverage of the lens is improved, and an excellent demisting effect is further provided.

The application provides a skew grid cylinder structure non-coplanar X type conversion node and a design method thereof, and solves problems of complex node manufacturing process, low construction efficiency, difficult connection, poor stress, difficult manufacturing and the like. The upper and lower ends of the center circular tube are fixed with cover plates, two inclined columns at the upper part of the X type conversion node are fixed on the cover plate at the upper end of the center circular tube, and two inclined columns at the lower part are fixed on the cover plate at the lower end of the center circular tube; the middle part of the vertical through type connecting plate vertically penetrates the center circular tube; the upper part and the lower part of the vertical through type connecting plate vertically penetrate the cover plates at the upper and lower ends respectively and are located between the two inclined columns of the X type conversion node; the inclined columns at the upper and lower parts are respectively inserted and fixed with inclined column inner insertion plates, and the inclined column inner insertion plates are respectively fixed with the cover plates and the vertical through type connecting plate; the inner stiffening plates are respectively fixed with the center circular tube, the cover plates at the upper and lower ends and the vertical through type connecting plate; and the outer stiffening plates are respectively fixed with the cover plates at the upper and lower ends and the center circular tube.

This utility model discloses a panoramic shooting device, relating to the field of image and video shooting technology, comprising: an imaging component, including a cabin, an imaging module, and an image stabilization module, wherein the imaging module and the image stabilization module are both disposed within the cabin and correspond one-to-one; a signal processing component, disposed within the cabin and connected to the imaging module; a rotation component, including a turntable and a rotation structure disposed within the turntable, the rotation structure being used to drive the imaging component to rotate circumferentially; an orientation control component, disposed within the turntable and connected to the rotation structure; and a main control unit, disposed within the cabin, connected to the imaging module, the image stabilization module, the signal processing component, and the orientation control unit. The above-mentioned panoramic shooting device can distribute the various electronic components to facilitate the implementation of heat dissipation measures and ensure the reliable performance of the electronic components.

The application discloses a liquor bottle glass raw material efficient homogenizing mixing and stirring device, belonging to the technical field of stirring device accessories, which comprises a machine body, a top cover and a main shaft, further comprises a shell, the shell wraps the main shaft and forms a gap with the outer wall of the main shaft; a booster ring is sleeved on the main shaft; the upper end of the booster ring is sealingly arranged with the main shaft, and the lower end of the booster ring is sealingly arranged with the upper end of a partition plate; gas holes are formed in the booster ring along the radial direction; an air charging pump is arranged, and the air outlet of the air charging pump is communicated with the gas holes outside the booster ring; a filtering unit is arranged in the annular area between the outer wall of the partition plate and the inner wall of the shell, and the upper and lower spaces of the area are separated by the shell; the active isolation is realized by the air curtain, the glass powder is prevented from penetrating into the connection part of the main shaft from the root, and the wear of the main shaft and the connection part is greatly delayed; the multiple sealing cooperation of the booster ring, the partition plate and the main shaft reduces the equipment maintenance frequency and cost and prolongs the service life of the equipment.

This invention discloses an air filtration and disinfection structure for processing dried beef, comprising at least one air filtration device installed at the bottom of a drying cabinet for filtering and disinfecting air. The air filtration device includes a coarse filter cylinder and a fine filter cylinder sealed together by bolts. An air inlet is opened on the side of the fine filter cylinder. An inner cylinder is fitted inside the coarse filter cylinder, and an ultraviolet lamp column is installed inside the inner cylinder, with one end of the ultraviolet lamp column sealed and penetrating the fine filter cylinder. A spiral plate is fitted onto the outer side of the inner cylinder near the coarse filter cylinder section. An adhesion mechanism is provided on the inner wall of the coarse filter cylinder, comprising an adhesion paper and a knob. Rotating the knob causes the adhesion paper to rotate inside the coarse filter cylinder. This invention can effectively achieve a three-stage filtration and disinfection effect on the air while ensuring the actual airflow, reducing the difficulty of actual maintenance.

This utility model discloses an easily adjustable tomato vine climbing frame, including a climbing frame with a walking frame slidably connected to one side surface of the climbing frame via a sliding groove. Several support rods and connecting rods are fixedly connected to the inner wall surface of the walking frame. Several support holes are drilled through the middle of each support rod, and a telescopic ring is fixedly connected to one end of each connecting rod. This utility model, by setting support rods and support holes, ensures the stability of the tomato vine during climbing, reducing the risk of it falling off. It also allows for height adjustment according to the growth of the tomato vine, achieving both stable and adjustable climbing. By setting connecting rods, telescopic rings, and a support net, it can expand according to the growth of the tomato, ensuring support for the tomato and preventing the tomato vine from breaking or falling due to excessive weight, thus protecting both the tomato vine and the tomato.

The invention discloses a structure-improved femoral neck three-dimensional guider which is characterized in that at least two vertical guide needle insertion tubes for inserting bone guide needles are mounted on a positioning rod at intervals in the axial direction of the positioning rod, a first guide needle positioning piece can fix the bone guide needles inserted into the guide needle insertion tubes, and an insertion plate support hinged to one end of the positioning rod can swing left and right around a hinge shaft; a main inserting plate and an auxiliary inserting plate are hinged to the inserting plate support in a front-back spaced mode, the auxiliary inserting plate is located in front of the main inserting plate, and the main inserting plate and the auxiliary inserting plate can swing up and down around a hinge shaft. A plurality of guide pin inserting holes used for inserting bone guide pins are formed in the main inserting plate and the auxiliary inserting plate in an array mode respectively. The main inserting plate positioning piece and the auxiliary inserting plate positioning piece can stop and position the main inserting plate and the auxiliary inserting plate which rotate to any angle on the inserting plate support respectively. And the bone setting efficiency and the bone setting precision are improved.

The application belongs to the technical field of connectors, and particularly relates to a wire-to-board connector. The wire-to-board connector comprises a shell, a terminal assembly and a terminal locking assembly. The terminal assembly comprises a first terminal arranged in an upper accommodating cavity and a second terminal arranged in a lower accommodating cavity. The terminal locking assembly comprises a first terminal locking piece and a second terminal locking piece. The first terminal locking piece is used for limiting the movement of the first terminal in the front-rear direction. The second terminal locking piece is used for limiting the movement of the second terminal in the front-rear direction. The first terminal locking piece and / or the second terminal locking piece has first outer side faces and second outer side faces alternately arranged in the length direction on the side opposite to the shell. The first outer side faces and the second outer side faces are at different height positions. The application effectively improves the deformation problem after injection molding by alternately arranging the first outer side faces and the second outer side faces at different height positions on the first terminal locking piece and / or the second terminal locking piece, and reduces the assembly difficulty.