21results about How to "Improve the layout density" patented technology

The invention provides a magnetic memory and an array thereof, relates to the technical field of semiconductors, and is used for improving a writing mode of the magnetic memory and realizing a high-density magnetic memory array. According to the magnetic memory structure provided by the invention, the bias region is arranged, and the interior of the bias region is at least filled with the ferromagnetic layer, the antiferromagnetic layer and the seed layer, so that the stability of the magnetic memory can be effectively improved; the stray field generated by the ferromagnetic layer can assist the magnetic direction of the free layer in flipping, so that field-free flipping is realized, the polarity of the ferromagnetic layer can still be stable after the magnetic memory is miniaturized due to the exchange bias effect generated between the ferromagnetic layer and the anti-ferromagnetic layer, the device stability after the size of the magnetic memory is miniaturized is further improved, and the reliability of the magnetic memory is improved. And realization of a high-density magnetic memory array is facilitated.

The invention provides a CD-ROM integrated laminated packaging structure, a preparation method thereof and a lamp panel, the laminated packaging structure comprises a packaging carrier plate, an LED chip and a driving chip, the packaging carrier plate comprises a first metal layer, a first insulating layer, a second metal layer, a second insulating layer and a third metal layer which are stacked in sequence; the LED chip is arranged on one side, deviating from the first insulating layer, of the first metal layer, and the LED chip is electrically connected with the third metal layer through the first metal layer; the driving chip is arranged on one side, deviating from the first insulating layer, of the second metal layer, and the driving chip is electrically connected with the third metal layer through the second metal layer; wherein the third metal layer is used for being electrically connected with the printed circuit board. According to the LED lamp panel, the number of partitions of the lamp panel can be increased, a finer picture effect is achieved, meanwhile, the driving circuit is transferred into the packaging carrier plate, the plane wiring difficulty of the printed circuit board is effectively reduced, the length difference of the driving circuit between the driving chip and the LED chip is improved, and the light emitting quality is improved.

The application discloses a rail polishing unit and a rail polishing trolley, and the rail polishing unit comprises a suspension assembly, a unit frame assembly, a motor mounting platform, a motor guide assembly, a polishing motor, a polishing grinding wheel, a lifting driving mechanism and a deflection driving mechanism. The suspension assembly is connected with a trolley frame, and the unit frame assembly is slidably connected with the suspension assembly. The motor mounting platform is hinged with the lower part of the unit frame assembly, and the motor guide assembly is connected with the motor mounting platform. The polishing motor is slidably connected with the motor guide assembly, and the polishing grinding wheel is connected with the output shaft of the polishing motor. The two ends of the lifting driving mechanism are respectively hinged with the polishing motor and the motor mounting platform. The two ends of the deflection driving mechanism are respectively hinged with the trolley frame and the motor mounting platform. The application can solve the technical problems of the existing rail polishing unit, such as large space occupation, large lifting resistance, low polishing efficiency and poor maintainability.

The utility model belongs to industrial wastewater treatment technical field discloses a kind of Fenton oxidation pond packing shelf and Fenton reaction pond device, including packing shelf body and at least two hanging material layers, and packing shelf body includes upper shelf body and lower shelf body, and both are detachably connected along vertical direction, and upper shelf body top is provided with lifting connection structure;At least two hanging material layers are respectively arranged on upper shelf body and lower shelf body, and each layer hanging material layer includes multiple hanging material cross beams that are arranged in parallel along horizontal interval, and multiple filter bags are detachably and interval hung along the length direction of each hanging material cross beam, and filter bag interior is filled with zero-valent iron reagent, and raw water in oxidation pond can contact reaction with zero-valent iron reagent in its interior through the small hole of filter bag.The utility model effectively improves the contact efficiency of reaction reagent, reduces ferrous sulfate consumption, makes reaction process more sufficient, accelerates reaction rate, improves treatment effect;Meanwhile, it is convenient to quickly replace and supplement reaction reagent on packing shelf, and operation is simple.

The present disclosure provides a method for preparing a semiconductor structure and a semiconductor structure, wherein the preparation method comprises: providing a substrate, sequentially forming a buried power rail and a device structure on a first surface of the substrate. Forming a first dielectric layer on a second surface of the substrate, and performing an etching process on at least the first dielectric layer to form a through-hole structure and an opening structure, wherein the opening structure is located around the through-hole structure, and the through-hole structure exposes the buried power rail, wherein the first surface and the second surface are two surfaces of the substrate disposed opposite to each other. Performing a filling process to form a stress absorption structure in the opening structure and a conductive structure in the through-hole structure.

This disclosure relates to a server node, a server, and a data center. The server node includes a housing and chip units, liquid cooling modules, liquid inlet modules, and liquid outlet modules, all disposed within the housing. There are multiple chip units, each including multiple first chips. There are also multiple liquid cooling modules, with each chip unit corresponding to one of the liquid cooling modules. Each liquid cooling module makes thermally conductive contact with the multiple first chips in its corresponding chip unit to cool the first chips. The liquid inlet and liquid outlet modules are spaced apart along the width of the housing, with the multiple chip units and liquid cooling modules located between the liquid inlet and liquid outlet modules. Each liquid cooling module is connected to both the liquid inlet and liquid outlet modules. This technical solution enables the rational arrangement of multiple chips and chip cooling-related components within a limited housing space.

The utility model provides an AC power distribution cabinet comprising a cabinet body and a plurality of AC power distribution units. The front end of the AC power distribution unit is provided with an AC input cable and an AC input line concentration assembly, the rear end of the AC power distribution unit is provided with an AC output cable and an AC output line concentration assembly, and the AC power distribution unit comprises a power distribution shell, a female head AC input connector and a protection module. According to the alternating-current power distribution cabinet provided by the utility model, the space utilization rate in the cabinet body can be effectively improved, and the layout density in the alternating-current power distribution unit cabinet body is increased, so that the power distribution requirement of high-power-density equipment is met in a limited space; moreover, the short-circuit protection of the AC power distribution unit can be effectively realized through the protection module, thereby improving the safety of the AC power distribution unit. Besides, the AC power distribution unit can be independently operated from the power distribution cabinet body of the data center, multiple paths of AC input can be supported at the same time, and the applicability of the AC power distribution cabinet is enhanced.

The present invention relates to a short-spacing diamond uniform arrangement forming device; the device comprises a diamond particle distribution component; the distribution component comprises a diamond particle adsorption mechanism, a diamond vibration flattening device, and a servo electric cylinder; the diamond vibration flattening device is arranged below the diamond particle adsorption mechanism to flatten the diamond particles in the material tray; the diamond particle adsorption mechanism comprises a diamond uniform arrangement adsorption device and an adsorption tube; the diamond uniform arrangement adsorption device comprises an arrangement locking plate A and an arrangement locking plate B respectively; the arrangement locking plate A and the arrangement locking plate B are respectively provided with fixed hole arrays A and fixed hole arrays B with different arrangements; the adsorption tube comprises an adsorption tube A and an adsorption tube B, which respectively pass through the fixed hole array A and the fixed hole array B. The adsorption tube A and the adsorption tube B successively release diamond particles at the female mold cavity according to the process requirements, and the formed diamond arrangement is denser than the arrangement of the adsorption tube A / adsorption tube B, thereby improving the cutting performance of the diamond tool head.

The utility model relates to the technical field of energy storage, in particular to a modularized lithium ion battery energy storage cabin which comprises a cabin body, a battery chamber and an equipment chamber are arranged in the cabin body, a partition plate is arranged between the battery chamber and the equipment chamber, and the battery chamber comprises a plurality of battery racks distributed in the length direction of the cabin body. Two groups of battery clusters can be placed on each battery rack along the height direction of the cabin body, each group of battery clusters comprises a plurality of battery modules, and all the battery clusters are equally divided into two sets of battery stacks; a high-voltage box guide rail for mounting a high-voltage box is arranged below each battery rack, and a high-voltage box cover plate is arranged between the battery rack and the high-voltage box guide rail of the high-voltage box; the equipment chamber is located on one side of the cabin body in the length direction, the side, located on the cabin body in the length direction, of the equipment chamber is open, and the equipment chamber is divided into a liquid cooling chamber and an electrical chamber in the width direction of the cabin body. The modular design of one rack with two clusters and one cabin with two stacks is adopted, the spatial layout is reasonable, and the expansibility, compatibility and environmental applicability are high.

The utility model relates to the field of automobile engineering, in particular to an assembly type brake disc which comprises a friction disc, a transfer piece and a center disc. The friction disc comprises two oppositely-arranged circular-ring-shaped braking parts and a plurality of connecting parts connected between the two braking parts. The transfer piece is constructed to be in a circular sheet shape and is coaxially arranged between the two braking parts, and the diameter of the inner circle of the transfer piece is smaller than that of the inner circle of each braking part. A plurality of connecting through holes are formed in the transfer piece, and the inner walls of the connecting through holes are connected to the outer walls of the connecting parts correspondingly. The center disc is used for connecting a transfer piece and an axle and comprises an axle disc and an extension part. The shaft disc and the transfer part are coaxially arranged and integrally constructed into a circular ring shape, the diameter of the inner circle of the shaft disc is matched with an axle, the outer edge of the shaft disc extends in the direction away from the shaft disc to form an extending part, and the end, away from the shaft disc, of the extending part is connected to the transfer part. By means of the structure, the overall quality of the brake disc can be reduced, heat dissipation is improved, and the production efficiency of the brake disc is improved.

The invention provides a potato-tower-shaped nanofiber as well as a preparation method and application thereof, and belongs to the technical field of solid-phase microextraction. The preparation method of the potato-tower-shaped nanofiber comprises the following steps: mixing and dissolving a fiber-forming polymer, an amino precursor, a spinning aid and a solvent I to prepare an electrostatic spinning solution; preparing nanofibers by using an electrostatic spinning technology; the preparation method comprises the following steps: soaking nanofibers in water, and washing and drying after soaking; dissolving an aldehyde group precursor and a template agent into a solvent II to obtain a mixed solution, dipping the nanofiber into the mixed solution, adding a catalyst, and then performing solvothermal reaction to obtain the potato-tower-shaped nanofiber. A large number of uniformly-distributed and orderly-arranged sheet structures are inlaid on the surface of the nanofiber, and the whole fiber is in a potato tower shape; the potato-tower-shaped nanofiber has excellent extraction performance on a micro-plastic loaded plasticizer. The potato-tower-shaped nanofiber disclosed by the invention shows good application potential in the fields of sample pretreatment and solid-phase microextraction.

An intelligent power plant infrastructure settlement early warning system based on BIM + GIS and multi-source data fusion comprises a high-precision Internet of Things sensing settlement monitoring module, a BIM + GIS three-dimensional model construction module, a multi-source data fusion analysis module, a settlement early warning model construction module and a virtual simulation module. The method has the following beneficial effects: 1, comprehensive coverage monitoring: high-precision Internet of Things sensing settlement monitoring sensors are densely arranged at key parts of a power plant building and an underground pipeline, and a three-dimensional model of the power plant is constructed in combination with a BIM + GIS technology, so that comprehensive monitoring of settlement of the infrastructure of the power plant is realized, and a monitoring blind area is effectively avoided; 2, real-time accurate monitoring: data acquired by the sensor is analyzed in real time by using a computer algorithm, and the sampling frequency of the sensor is dynamically adjusted according to the importance and historical settlement conditions of different parts, so that the real-time performance and accuracy of settlement monitoring are improved;

The utility model relates to an oblate pipe piece head for temperature regulation, a radiating fin and a radiator, the oblate pipe piece head comprises a spiral hollow shell and a plug, and a connecting port is arranged on the side surface of the shell; the bottom surface of the shell is provided with at least two oblate interfaces; the long axis direction of the oblate connector is perpendicular to the opening face of the connecting port. The oblate interfaces in the short axis direction of the oblate interfaces are arranged at equal intervals from one end part of the shell to the other end part of the shell; the long axes of the adjacent oblate interfaces are parallel to each other; the oblate interfaces are matched with the oblate pipe interfaces at the two ends of the oblate pipe; the plug is matched with the connecting port; the connecting port is provided with a cylindrical extension shell; the extension shell protrudes outwards in the opening direction of the connecting opening. According to the oblate pipe piece head, the cooling fin and the radiator, optimized arrangement and cleaning can be conveniently carried out in a narrow and small indoor space, and the temperature rising efficiency of the whole indoor space is improved.

This disclosure provides a cyclone separator, a dust collection device, and a cleaning equipment, belonging to the field of cleaning equipment. The cyclone separator includes: multiple cyclone separation layers arranged in layers along the axial direction of the cyclone separator, each cyclone separation layer including multiple cyclone cones; a guide layer corresponding to each cyclone separation layer, the multiple guide layers being spaced apart along the axial direction of the cyclone separator; each guide layer including multiple guide caps, the multiple guide caps in the same guide layer forming an integrally assembled structure, each guide cap corresponding one-to-one with each cyclone cone in the corresponding cyclone separation layer. The cyclone separator, dust collection device, and cleaning equipment provided by this disclosure can improve the assembly efficiency, structural consistency, and operational reliability of cyclone separators.

The invention discloses a board-to-board connection structure and a manufacturing method thereof, the board-to-board connection structure comprises a first circuit board, a second circuit board, a first packaging layer and a rewiring layer, the first circuit board comprises a first surface and a second surface which are oppositely arranged, and the first surface is provided with a first connection pad; the second circuit board comprises a third surface and a fourth surface which are oppositely arranged, a second connecting pad is arranged on the third surface, the second circuit board and the first circuit board are arranged side by side, and the first packaging layer is located on the first surface and the third surface and wraps the first connecting pad and the second connecting pad; the rewiring layer is located on the surface of the first packaging layer and electrically connected with the first connecting pad and the second connecting pad, so that the first circuit board is electrically connected with the second circuit board. The board-to-board connection structure is simple in connection mode, convenient to operate and free of deviation, fine-pitch high-density connection can be achieved, the thickness of a connection area can be effectively reduced, and the board-to-board connection structure is beneficial to light, thin, short and small development of products.

The present invention discloses a lens multi-directional refraction uniformity detection device and detection method, which includes a lens conveying unit for realizing uniform conveyance of a single lens, an LED point light source located on one side of the lens conveying unit, a light receiving unit located above the LED point light source and performing rotational motion, a host computer electrically connected to the light receiving unit and having a built-in illumination analysis system, and a material receiving unit located at the end of the lens conveying unit, wherein the lens conveying unit includes a plurality of lens carriers carrying single lens products, the light receiving unit includes a plurality of illumination sensors arranged in an array, and the LED point light source is located below the lens carrier at the detection station and the emitted light passes through the lens product on the lens carrier and then refracts onto the light receiving unit. The present invention can realize automatic illumination uniformity detection, automatic waste discharge, and automatic material receiving of TV lenses, greatly improving detection efficiency and reliability of detection results, and reducing costs.

This invention provides an energy storage battery rack on which a water fire suppression system is installed. The water fire suppression system includes a water fire suppression interface and water fire suppression pipes. One end of the water fire suppression pipes passes through a first reinforcing beam and connects to the water fire suppression interface, which is used to connect to a fire truck. The other end of the water fire suppression pipes passes through a second reinforcing beam and is distributed in a second installation area. This invention places the water fire suppression interface on the first reinforcing beam, utilizing the high strength characteristics of the first reinforcing beam to bear the pipe stress, avoiding the need for a separate support structure and avoiding the occupation of internal space. The water fire suppression pipes are laid at the bottom of the battery rack to avoid cross-arrangement, freeing up usable space in the first and second installation areas, increasing layout density, and making the structural design more compact.

The present invention relates to the field of data storage technology, and in particular to a storage array device, a data storage device and a data storage method, wherein the storage array device comprises a plurality of control sub-lines, a plurality of storage cells, a plurality of data transmission bit lines and a data reading module; wherein the plurality of storage cells are distributed along a first direction, and the first port of each storage cell is independently connected to a control sub-line, the plurality of data transmission bit lines extend along a second direction perpendicular to the distribution direction of the storage cells, and any one of the data transmission bit lines is connected to at least the second port or the third port of a storage cell, and forms the main structure of the storage array with the storage cells, and the data reading module comprises a plurality of groups of data reading structures, and each group of data reading structures is evenly connected to a plurality of data transmission bit lines. The present invention effectively improves the layout density and storage capacity of the storage cells, optimizes the data storage and reading efficiency, and reduces power consumption and cost.

The utility model relates to the technical field of water heater, specifically disclose a heat exchange device and electric water heater. Heat exchange device includes heat exchanger, and heat exchanger includes the multiple heat exchange units of arranging in proper order along the first direction, and each heat exchange unit all includes multiple heat exchange straight pipes arranged along the second direction, and each heat exchange straight pipe all extends along the third direction, and the adjacent two heat exchange straight pipes of same heat exchange unit adopt connecting elbow pipe and connect in proper order in series, heat exchanger has the first side and the second side of relatively arranged in the second direction, and in the adjacent two heat exchange units, the heat exchange straight pipe of the heat exchange unit closest to the first side in one is communicated with the heat exchange straight pipe closest to the second side in another through the communicating pipe, and the inclination direction of all communicating pipes is same, and all heat exchange units are set up in series through multiple communicating pipes. The utility model can be favorable to improve the compactness of heat exchange device's structure, reduce the floor space of heat exchange device, improve the heat exchange performance of electric water heater.

The invention belongs to the technical field of mobile charging systems, and particularly relates to an intelligent mobile charging system for a high-speed service area. A high-speed service area intelligent mobile charging system comprises a base station, and the base station comprises a parking module and a power taking module. The parking module comprises a plurality of parking units, and a plurality of mobile charging vehicles are arranged in each parking unit; the mobile charging vehicle comprises a mobile base and a mobile charging bin, and the mobile charging bin is fixedly arranged over the mobile base.

The application provides a manufacturing method of a high-heat-dissipation HDI circuit board, which realizes chip sinking through manufacturing of a chip Die bond area; after overall assembly is completed, the overall space utilization is high, the volume of the final product can be reduced, the electronic product layout density is improved, and the product performance is improved; the chip sinking surface is connected with the holes of the copper paste through the sinking layer copper foil, and is further extended and connected to the surface copper layer, so that the heat dissipation area is greatly improved. The HDI copper paste blind hole, the buried copper block and the through-type copper paste plug hole form an integrated three-dimensional heat dissipation path, the heat conduction efficiency is high, the thermal resistance is small, the chip heat can be quickly dredged, and the heat dissipation effect is greatly improved; the structure parameters are matched with each other, the high-density interconnection, the heat dissipation performance and the processing process requirements are considered, the use requirements of high-power and high-integration electronic products are met, and the method is worth promoting.