262results about How to "Optimize layout" patented technology

The invention discloses a molecular film type automotive nitrogen and oxygen separation device which comprises a turbocharger, a nitrogen and oxygen separator, a gas inlet valve, a gas outlet valve, a negative pressure pump and an electric control throttling valve. The turbocharger is driven by a turbine in an automobile turbocharger, so that the air is compressed to be conveyed to two paths of the nitrogen and oxygen separation device, the nitrogen and oxygen separation device can separate oxygen from the air, the air with high oxygen content is output, and the air is supplied to an engine for use through the gas outlet valve. The two paths of the nitrogen and oxygen separation device work alternately, when the temperature of the two paths of the nitrogen and oxygen separation device is too high to influence oxygen production efficiency, a main air inlet pipeline is opened to provide air normally by controlling the opening degree of the electric control throttling valve, and thus the phenomena of gas circuit plugging and engine stalling are avoided. According to the automotive nitrogen and oxygen separation device, the two branch paths work alternately, high concentration oxygen can be supplied to the engine continuously so that fuel can burn and act, and the burning utilization rate of the fuel is improved.

The application provides an automobile engine compartment drainage air intake system and a vehicle, and belongs to the technical field of automobile parts, wherein the automobile engine compartment drainage air intake system comprises a ventilation cover plate, an air chamber, a left drainage groove structure and a right drainage groove structure; the middle part of the top plate of the air chamber is concave downward, and an accommodation space extending along the length direction of the air chamber is formed between the top plate and the ventilation cover plate; the left drainage groove structure is arranged below the ventilation cover plate; the right drainage groove structure comprises a drainage groove body, the drainage groove body is arranged in the accommodation space, and the opening of the drainage groove body is communicated with the water inlet. The automobile engine compartment drainage air intake system provided by the application correspondingly sets the drainage groove structure as the left drainage groove structure and the right drainage groove structure; two drainage groove structures are used for drainage respectively, so that the drainage groove structure does not span the width direction of the vehicle body, the space occupation area of the drainage groove is smaller, the size of the engine compartment is reduced, the layout in the engine compartment is optimized, and the engine compartment maintenance is facilitated.

This invention provides a rotating shaft assembly, comprising a base, a first rotating mechanism, a second rotating mechanism, and a damping mechanism. The first rotating mechanism is rotatably connected to one side of the base; the second rotating mechanism is rotatably connected to the opposite side of the base. The damping mechanism includes a stop member slidably connected to the base and a first elastic member. The first rotating mechanism and the stop member are rotatably connected via a first arcuate rail and a first arcuate groove. The second rotating mechanism and the stop member are rotatably connected via a second arcuate rail and a second arcuate groove. The axis of the first arcuate groove is parallel to the axis of the second arcuate groove. The first elastic member has a pre-elastic force that causes the stop member to abut against the first rotating mechanism and / or the second rotating mechanism. This invention also provides a folding housing and an electronic device.

This utility model discloses a liquid crystal panel moving testing fixture, belonging to the field of liquid crystal panel testing technology. The fixture includes a mounting platform, a guide rail fixed to the mounting platform, a probe holder slidably mounted on the guide rail, a removable elastic probe inserted into the probe holder, a clamping block that elastically presses a flexible circuit board against the rear end of the probe, and a mounting platform for supporting and fixing the liquid crystal panel. The front end of the probe is pressed against the detection point of the liquid crystal panel, and the other end of the flexible circuit board is connected to an external testing circuit via a piano cover, forming a quickly replaceable testing path. This utility model utilizes the cooperation between the elastic probe and the clamping block to achieve a highly reliable, low-contact-resistance electrical connection; the probe holder as a whole can move along the guide rail to adapt to different testing positions; the pluggable probe structure facilitates maintenance, significantly improving testing efficiency and reducing testing costs.

This utility model relates to the technical field of tire production equipment and discloses a giant tire forming machine, including a longitudinal track. One end of the longitudinal track is equipped with a tire carcass shaping device, and the other end of the longitudinal track is equipped with several sets of tread winding drums. A tread winding device is located on one side of each tread winding drum. The tire carcass shaping device includes a tailstock section and at least one set of tire carcass transfer rings, both of which are mounted on the longitudinal track. This utility model reduces the lateral footprint of the equipment and can process multiple tire shells simultaneously, effectively improving the production efficiency of giant tires.

This utility model discloses a bag filter dust collector, designed with two air inlet pipes, one for primary use and one for backup, facilitating the addition of additional equipment to be processed. The technical solution is as follows: A bag filter dust collector includes a housing and a hopper. The hopper is located at the bottom of the housing and communicates with it. Multiple dust bags are housed inside the housing. A pulse backflushing device and an air outlet are located at the top of the housing. A discharge device is located at the bottom of the hopper. A first air inlet pipe and a second air inlet pipe are located at the end of the hopper facing away from the air outlet. The inner diameter of the first air inlet pipe is larger than that of the second air inlet pipe. This invention belongs to the field of dust removal technology.

The application discloses an EPS motor current monitoring method based on single-resistance time-sharing sampling, relates to the technical field of electric power steering control, and comprises the following steps: sampling two-phase currents flowing through a single sampling resistor respectively; wherein the single sampling resistor is arranged on an inverter bridge DC bus; in a PWM period, the conduction combination of three-phase MOS tubes of the inverter bridge is controlled, so that the two-phase currents of the motor flow through the single sampling resistor in a time-sharing mode, and the two-phase currents are time-sharing sampled in a non-zero vector state; and according to the two-phase currents, a third-phase current is calculated according to the Kirchhoff's current law. The monitoring and time sequence control strategy of the three-phase motor current are realized through single-resistance time-sharing sampling, and the method is suitable for the design of an EPS controller meeting the safety level requirement.

This utility model discloses an air-cooled dry-type transformer, including a base and a winding structure disposed on the upper end of the base, the winding structure being used to improve the heat dissipation capacity of the winding; it also includes a heat dissipation component disposed on the upper part of the base, the heat dissipation component being used to improve the heat dissipation effect, and a cover plate being provided on the upper end of the support frame. This utility model belongs to the field of transformer heat dissipation technology, specifically an air-cooled dry-type transformer.

The application belongs to the field of fans and relates to a spray fan assembly and a spray fan. The spray fan assembly comprises an air outlet grille and an atomizing nozzle. The air outlet grille comprises a base body and a ring body surrounding the base body. The outer periphery of the base body and the inner periphery of the ring body are connected by a plurality of air guide ribs. One air guide rib is provided with a pipeline channel. The pipeline channel communicates the inside of the base body and the outer periphery of the ring body. The atomizing nozzle is arranged in the base body. The air inlet end and the liquid inlet end of the atomizing nozzle can respectively communicate with a gas pressure source and a liquid source via the space provided by the pipeline channel. In the application, the air guide rib provided with the pipeline channel can guide air during air outlet and directly provide a pipeline passing-through, realizing the communication of the atomizing nozzle with the gas pressure source and the liquid source. The pipeline winding path between the atomizing nozzle and the gas pressure source and between the atomizing nozzle and the liquid source is shortened, and the pipeline layout between the atomizing nozzle and the gas pressure source and between the atomizing nozzle and the liquid source is effectively simplified.

This invention relates to an adsorption tower and a gas nano-purifier. The adsorption tower includes an outer tube and an inner tube coaxially arranged within the outer tube. The outer tube has a first outlet on its wall. The inner tube includes an inlet section, an adsorption section, and a dust removal section connected sequentially from bottom to top. The inlet section has an inlet on its wall. The adsorption section is filled with adsorbent, and a first filter and a second filter are respectively provided at the connection points between the adsorption section and the inlet and dust removal sections. At least a portion of the sidewalls of the dust removal section is configured as a filter layer. Under purification conditions, the high-pressure gas to be treated enters the inner tube through the inlet, passes sequentially upwards through the adsorption and dust removal sections, enters the annular gap between the inner and outer tubes via the filter layer, and is discharged from the first outlet. Through this configuration, using a tube-in-tube structure with the outer and inner tubes coaxially arranged, the integration of the equipment is improved and its volume is reduced, achieving multi-stage purification of gas within a single component, including diffusion, deep adsorption, and precision dust removal.

The application discloses a packaging structure of a power module, which comprises an insulating substrate, a plurality of base islands, a power device, a first diode, a second diode, a signal terminal, a power terminal and a plastic package body. The combination of the power device and the first diode is packaged together with the second diode, so that the stray inductance in the device is reduced, the layout and wiring are simplified, the device performance is improved, the application range of the device is wider, and the space utilization is greatly improved.

This application relates to an integrated unwinding and take-up device and a composite current collector production system. The integrated unwinding and take-up device includes: an unwinding column, a take-up column, a guide roller, an adaptive mechanism, and a main support. The unwinding column, guide roller, take-up column, and adaptive mechanism are all arranged on the main support. The take-up column is positioned above the unwinding column, and the guide roller is positioned between the unwinding column and the take-up column. The adaptive mechanism includes a proximity pressure roller and an adjustment mechanism. The proximity pressure roller is positioned on the adjustment mechanism and is adjacent to the take-up column. The adjustment mechanism adaptively adjusts the distance between the proximity pressure roller and the outer surface of the take-up column. The substrate feeds along a path formed by the unwinding column, guide roller, proximity pressure roller, and take-up column in sequence. This device makes full use of longitudinal space, can complete the unwinding and take-up operations in an integrated manner, facilitates tension control within a limited operating space, and is easy to operate, effectively leveraging the advantages of each component mechanism in the integrated unwinding and take-up device.

The utility model discloses a kind of water flow ice maker, including the inner container installed in ice maker, the upper portion of inner container is installed with water flow ice module, detachable ice basket and ice water box are installed in inner container, by detachable ice water box replace original ice water cavity used for storing ice water, ice water box can be taken out separately clean or use;Inner container is divided into two layers for installing ice basket and ice water box by baffle, the lower water outlet is equipped on baffle, the water outlet passage is equipped between ice basket and inner container upper layer wall surface, water guide structure is further equipped in inner container upper layer, water that flows through water flow ice module is guided into water outlet passage and reaches lower water outlet, falls into ice water box in inner container lower layer from lower water outlet, so that water that flows through water flow ice module can avoid ice basket and not enter ice basket and pour on ice block, so that ice block can have longer storage time;In addition, according to detachable ice water box, water connection is equipped in inner container lower layer, ice water box is equipped with water outlet nozzle I that is docked with water connection, water connection is three-way connector, one way is connected with water outlet nozzle I, one way is connected with the water inlet portion of water flow ice module through water pump, and the other way is connected with water supplement source through water supplement valve, the waterway connection function of ice water box is integrated on water connection, waterway arrangement and connection are simpler.

This invention discloses a method, apparatus, equipment, and medium for determining the uniformity of a converted-wave observation system. The method includes: determining the target layer depth parameter and the target layer conversion parameter; determining the original conversion point of each original shot-receiver pair in the target layer based on the original shot point position, original receiver position, and target layer conversion parameter of each original shot-receiver pair corresponding to the common shot point; selecting a common conversion point from among the original conversion points, and moving other original conversion points and their corresponding original shot-receiver pairs to obtain new shot-receiver pairs corresponding to the common conversion point; determining the average receiver distance of the common conversion point based on each new shot-receiver pair, and determining the reference common-shot point conversion distance of the common conversion point based on the average receiver distance and the target layer conversion parameter; and determining the converted-wave uniformity of the common conversion point based on each new shot-receiver pair, the average receiver distance, the reference common-shot point conversion distance, and the target layer depth parameter. Embodiments of this invention can determine the uniformity of the observation system and guide the optimization of the observation system layout.

The utility model provides a headrest mechanism can be folded back to electric, including headrest assembly, screw rod drive mechanism, base, rotating shaft and fixed bolster, screw rod drive mechanism and fixed bolster all solid are established on the base, rotating shaft is rotatably connected on the fixed bolster, headrest assembly is fixed on the rotating shaft, screw rod drive mechanism is connected with rotating shaft through connecting rod mechanism, screw rod drive mechanism and connecting rod mechanism are rotatory connection, connecting rod mechanism and rotating shaft are fixed connection, connecting rod mechanism is rotatory connection still on the base, when screw rod drive mechanism drives connecting rod mechanism to move, can drive rotating shaft to rotate back, thereby drive headrest assembly to fold back, the utility model discloses can realize the big angle folding back of headrest assembly, whether the driver needs to adjust the headrest angle in the specific driving scene, or leans back and folds back, the headrest needs to fold back to the rear larger angle to realize the storage, and this structure can provide enough folding range, greatly enhanced the use convenience of headrest.

The present application relates to the technical field of shield switch structure, and discloses a shield automatic switch structure and processing equipment, the shield automatic switch structure includes beam assembly, first drive mechanism, telescopic shield assembly and support connecting mechanism. When the shield automatic switch structure is used, the support connecting mechanism is arranged on the second side of the telescopic shield assembly, the support connecting mechanism occupies small floor space, and is convenient to arrange; the support connecting mechanism has small stroke and occupies small floor space; when the telescopic shield assembly is closed, the second side of the telescopic shield assembly is first connected and fixed on the first fixed support through the support connecting mechanism; when the telescopic shield assembly needs to be opened, the support connecting mechanism is disconnected from the first fixed support, the first drive mechanism drives the telescopic shield assembly to move away from the outer protection component, which can effectively prevent the telescopic shield assembly from being stuck during opening and closing, thereby effectively reducing the failure rate of the equipment, improving production efficiency and maintenance cost.

This utility model discloses a valve conveying device, which includes a main board. The bottom of the main board has an internal valve track matching the valve. Above the main board are two valve outlet pipes, I and II, arranged sequentially along and connected to the internal valve track. An isolation valve, which blocks the internal valve track when activated, is located between the two outlet pipes. Two valve inlet interceptor plates and two clamping plates are mounted on both sides of the main board. The valve inlet interceptor plates are located on the side of valve inlet pipe I furthest from valve inlet pipe II and are driven by a valve inlet interceptor cylinder. The clamping plates are used to clamp the valve at the valve conveying position and are driven by a clamping plate control cylinder. The valve conveying position refers to the position where the internal valve track aligns with valve inlet pipes I and II. The main board contains an air blowing pipe corresponding to the valve conveying position. This utility model's device has a reasonable structural design, enabling rapid and efficient valve conveying. The valve conveying pipe can be laid using a flexible hose, making installation convenient.

This utility model relates to an automated transport line and testing system for testing power semiconductor devices. The system comprises N testing devices, where N is greater than or equal to two, arranged side-by-side along a first straight line. The transport line includes: a tray, each capable of holding N devices simultaneously; a first conveying channel located in front of the inlet of the testing devices for transporting the trays; a gripper mechanism comprising N gripper units, each gripper unit gripping one device; and a transport device, with the N gripper units mounted on the moving end of the transport device. The transport device drives the gripper mechanism to move, adapting the gripper units to grip the N devices on the trays and sequentially transporting the N devices to each testing device. After testing, once the N gripper units have sequentially gripped the N devices, the transport device drives the gripper mechanism to move, transporting the devices to the next workstation, thereby saving space while improving testing efficiency.

This application discloses a stylus charging dock for simultaneously charging multiple styluses, comprising a substrate body, multiple charging ports, a circuit board, and a power input port. The charging ports are spaced apart on a first surface of the substrate body, and each charging port has at least one charging terminal. The circuit board is disposed on a second surface of the substrate body and is electrically connected to the charging ports. The power input port is disposed on the circuit board and is electrically connected to the charging ports via the circuit board.

This invention discloses a six-degree-of-freedom underwater robot, comprising a frame, a propulsion system, a sensor monitoring system, and a controller. The propulsion system includes four horizontal vector thrusters and two vertical thrusters. The controller is communicatively connected to the propulsion system and the sensor monitoring system, and achieves independent, decoupled control of the propulsion system's six degrees of freedom based on multi-dimensional sensor data collected by the sensor monitoring system. This invention also discloses a corresponding six-degree-of-freedom underwater robot control system, including a host computer layer, a ROS core layer, a control layer, a drive layer, and a hardware terminal layer, all connected by communication. This solution optimizes the hardware layout, achieves independent, decoupled control of the six degrees of freedom, and improves underwater motion and hovering stability. This design features deep hardware and software synergy, improving underwater operational stability, shortening the development cycle, and enhancing operational safety, making it suitable for various scenarios such as underwater exploration, detection, and scientific research.

The application discloses a processing method of a bearing with anti-fretting damage, and belongs to the technical field of bearings. The bearing comprises rollers and raceways, and comprises the following steps: 1) the bearing rollers are designed as hollow rollers, and the geometric sizes of the rollers are obtained through three-dimensional simulation optimization of mathematical models and physical models; 2) special surface heat treatment is performed on the rollers, and the smoothness of the roller contact surface is improved through grinding; 3) a sliding parallel liquid film mixed point array liquid film rolling group composite physical model about the working motion of the bearing rollers with oil storage pits and the raceways is established, an optimal physical model and an optimal mathematical model about continuous and stable lubrication of the point array rolling liquid film group about the arrangement of the oil storage pit point array are established, and the arrangement and size of the oil storage pits on the surface of the bearing rollers are optimized; and 4) special surface heat treatment is performed on the raceways of the inner ring and the outer ring of the bearing. The bearing rollers and the bearing raceways are optimized and improved, the anti-fretting damage capacity of the bearing, the limit rotating speed of the bearing and the service life of the bearing are improved.

The utility model relates to a kind of steam treatment device and electric water heater, belong to water heater field, steam treatment device includes: water storage tank body, water storage tank body is equipped with water storage cavity, water storage tank body is equipped with the water tank water replenishing port being communicated with water storage cavity;Steam treatment component, steam treatment component is set on water storage tank body, steam treatment component is equipped with condensing space, condensing space is communicated with water storage cavity, steam treatment component is equipped with the first output port being communicated with condensing space;Backflow structure, backflow structure is connected with steam treatment component and water storage tank body respectively, backflow structure is communicated with the first output port, backflow structure is communicated with the water tank water replenishing port.This application discloses steam treatment device can effectively liquefy the steam generated by water storage cavity by the condensing space of steam treatment component setting, liquid water after condensation is re-delivered to the water tank water replenishing port by the first output port of backflow structure, can avoid the waste of water resources caused by steam direct discharge, realize the recycling of water resources.

This application discloses a spatial light modulator, driving method, free-space optical antenna, device, and system, relating to the field of free-space optical communication technology. The spatial light modulator includes a first substrate, a first electrode, a liquid crystal layer, a second electrode, and a second substrate. The first electrode is a planar electrode, and the second electrode includes multiple sub-electrodes spaced apart from each other. The multiple sub-electrodes are arranged sequentially from the inside to the outside around a center. When different driving voltages are applied to the first electrode and the sub-electrodes respectively, the liquid crystal material in the liquid crystal layer flips under the action of the electric field, resulting in different equivalent dielectric constants of the liquid crystal material. This allows the spatial light modulator to adjust the intensity and phase of the incident light beam to modulate different types of light beams, achieving adaptive switching of light beam types. In particular, it can achieve adaptive switching of different types of light beams in a sharp beam, improving anti-turbulence capability and enhancing the stability of the communication link.

The utility model discloses a kind of paper skin conveying stack position of lifting and rotating, belong to paper product packaging and logistics conveying technical field.The device includes rack, lifting frame, rotating frame, conveying mechanism and drive system.Lifting frame is movably arranged on rack;Rotating frame is rotatably arranged on lifting frame;Conveying mechanism is installed on rotating frame, for carrying and conveying paper skin;Drive system is used to drive lifting frame lifting and rotating frame rotation. Among them, drive system includes the first linear cylinder for driving rotating frame 90 degrees horizontal rotation, and the second linear cylinder for driving lifting frame vertical lifting;Conveying mechanism includes chain conveyor and the conveying motor of driving its forward and reverse operation.The utility model highly integrates conveying, lifting, rotating function, compact structure, solve the problem that existing equipment function is single, layout is long, with the advantages of running smoothly, high efficiency, strong adaptability.

This invention discloses an elevator noise reduction assessment method and system. The elevator noise reduction assessment method includes: collecting the first noise sound pressure level at the center of an equivalent elevator model under white noise and the second noise sound pressure level at the center of the elevator under operating noise; calculating a noise equivalence coefficient by combining the first and second noise sound pressure levels; calculating a noise reduction weighting factor for the elevator wall based on the noise equivalence coefficient and the placement of noise reduction materials on the elevator equivalent model wall, and assessing the relationship between the placement of the noise reduction materials and the noise reduction effect; and assessing the relationship between the hole area and the noise reduction effect based on the noise equivalence coefficient and the placement of holes of different sizes on the elevator equivalent model wall. This invention can quickly assess the noise reduction effect of noise reduction materials and can also optimize the layout of noise reduction materials on the elevator wall based on the noise reduction weighting factor, thereby improving the utilization rate of noise reduction materials.

The utility model relates to a kind of gantry electrophoresis line in electrophoresis processing field, including portal frame, electrophoresis pool and several suspension frames, the electrophoresis pool is evenly distributed with several water storage tanks along the length direction of the portal frame, mobile assembly is equipped on the portal frame, the mobile assembly is equipped with the lifting rod that can slide up and down by lifting assembly, the lifting rod and the two sides of several the water storage tank are respectively equipped with the clamping block and fixed block matched with the suspension frame.The utility model cooperates the clamping block on the lifting rod with suspension frame by mobile assembly and lifting assembly, drives suspension frame and electrophoresis hanger to realize vertical conveying and horizontal movement, accurately enters each water storage tank, to reduce water storage tank length, optimize equipment layout, improve production efficiency and space utilization rate.And by the fixed block of the two sides of water storage tank, suspension frame is stably fixed in water storage tank, to avoid electrophoresis hanger and water storage tank edge collision, ensure the stability and safety of electrophoresis processing process.

This utility model discloses a backrest footrest and a car seat, including a footrest rotatably mounted on the back of the backrest. The bottom of the footrest is rotatably connected to the backrest via a pivot. The footrest is characterized by: a first connecting member at its bottom, the middle of which is rotatably sleeved on the pivot, and the bottom of which is located outside the pivot; a footrest driving unit is also provided inside the backrest, the driving end of which is connected to the bottom of the first connecting member, and the driving end of which is perpendicular to the pivot. The driving end of the footrest driving unit drives the first connecting member to rotate around the pivot, and thus drives the footrest to rotate around the pivot. This utility model extends the lifespan and comfort of the footrest while reducing space occupation.

This application provides an oil-cooled motor, relating to the field of motor technology, which can reduce the manufacturing difficulty of oil-cooled motors. The oil-cooled motor includes a housing, a first bearing, a rotor, and a stator. The inner surface of the housing includes a first surface with a first mounting groove. The first bearing is mounted in the first mounting groove, and an oil passage is formed between one axial end of the first bearing and the first mounting groove. The rotor and stator are both disposed within the housing. The rotor includes a shaft, one end of which is supported on the inner ring of the first bearing. The housing also has a first oil outlet channel with an oil inlet port and an oil outlet port. The oil inlet port communicates with the oil passage space. The oil outlet port faces the end of the stator winding adjacent to the first oil outlet channel.

The utility model discloses a reheater steam attemperator system, including steam turbine high pressure cylinder, low temperature reheater, steam attemperator, high temperature reheater and steam turbine middle pressure cylinder, steam turbine high pressure cylinder is communicated with low temperature reheater, steam attemperator, high temperature reheater, steam turbine middle pressure cylinder in proper order through main steam pipeline, the gas outlet of steam turbine high pressure cylinder is communicated with steam attemperator through side steam pipeline, is equipped with flow regulating valve in the middle part of side steam pipeline, and the low temperature steam of steam turbine high pressure cylinder is formed into medium temperature steam after entering low temperature reheater and heating, and the medium temperature steam enters steam attemperator and mixes with the low temperature steam directly discharged by steam turbine high pressure cylinder and reduces temperature, and after reducing temperature, enters high temperature reheater and heats to become high temperature steam, and the high temperature steam is transported to steam turbine middle pressure cylinder and is used, improves the economy of unit operation, strengthens the security reliability heat efficiency of system, and reduces the installation operation maintenance cost.

The application discloses a multi-phase clock generation circuit, comprising: a main clock generator generating a first-stage source clock; a first frequency divider receiving the first-stage source clock and generating first-stage phase information; a second frequency divider receiving the first-stage phase information and outputting second-stage phase information; a plurality of sub-clock generation modules, each of which comprises a first-stage sampling clock generation unit, a first first-stage sampling clock generation unit being connected with the first frequency divider, each first-stage sampling clock generation unit receiving first-stage phase information output by a previous first-stage sampling clock generation unit and the first-stage source clock respectively and outputting phase-shifted first-stage phase information, the first-stage sampling clock generation unit generating a first-stage sampling clock and a second-stage source clock; and a plurality of second-stage sampling clock generation units. The application adopts a distributed and modular clock generation method, the layout is simplified, and the phase error is smaller.