51results about How to "Solve the lack of layout space" patented technology

The invention relates to the technical field of integrated spaceflight devices, in particular to a plate frame type satellite device suitable for a high earth orbit satellite. The plate frame type satellite device comprises an electronic cabin top plate, an electronic cabin front plate, an electronic cabin rear plate, electronic cabin side plates, an electronic cabin partition plate, a main force-bearing front plate, a main force-bearing rear plate, main force-bearing side plates, a bottom plate, a transition sleeve and a cushion plate. According to the plate frame type satellite device, a central force-bearing barrel is omitted, a plate frame is used as the main force-bearing structure, and uniform transition of whole satellite mechanical loads from a box type plate frame platform to a round carrying butt-joint ring is achieved; the plate frame type satellite device has the characteristics of being simple, flexible, high in expandability and suitable for an electric propulsion satellite platform; the satellite space utilization efficiency is effectively improved, and the effective load bearing capacity is improved.

An image capturing optical lens assembly includes, in order from an object side to an image side, a first lens element, a second lens element, a third lens element, a fourth lens element and a fifth lens element. The first lens element with positive refractive power has an object-side surface being convex in a paraxial region thereof. The second lens element has negative refractive power. The third lens element has refractive power. The forth lens element with positive refractive power has an object-side surface being convex in a paraxial region thereof and an image-side surface being concave or planar in a paraxial region thereof. The fifth lens element with negative refractive power has an object-side surface being concave in a paraxial region thereof and an image-side surface being concave in a paraxial region thereof.

The invention discloses a multi-band antenna and a mobile terminal. The multi-band antenna comprises a feed point, a grounding point, a super high frequency oscillator, a first ultrahigh frequency oscillator, a second ultrahigh frequency oscillator and a matching component. The feed point is used for being connected with a feeder line, the grounding point is used for being connected with a ground wire, the super high frequency oscillator is coupled to the feed point and the grounding point, the first ultrahigh frequency oscillator is coupled to the feed point and the grounding point, the second ultrahigh frequency oscillator is coupled to the feed point and the grounding point, and the matching component is coupled between the super high frequency oscillator and the first ultrahigh frequency oscillator and used for adjusting the coupling coefficient between the super high frequency oscillator and the first ultrahigh frequency oscillator. According to the technical scheme, the multi-band antenna has the advantages that a 2.4 GHz wireless network antenna, a Bluetooth antenna, a 5GHz wireless network antenna and a GPS receiving antenna are integrated on a metal sheet, in this way, the space, occupied by the antennas, inside the mobile terminal is reduced, the arrangement space of the antennas is more sufficient, the possibility of interference among the multiple antennas is reduced, and then arrangement of the antennas inside the mobile terminal is facilitated.

The invention discloses an electronic gear shifter and a vehicle. The electronic gear shifter comprises a gear shift panel, a gear shift lever and a gear controller. The gear shift panel is used for displaying gear position information; the gear shift lever is capable of propelling forwards and reversely from an original position and automatically returning to the original position after propelling forwards or reversely; the gear controller is used for determining a target gear according to a stroke of the gear shift lever in forward or reverse propelling from the original position and displaying target gear information through the gear shift panel after the vehicle is put into the target gear. By the electronic gear, the problem of insufficient arrangement space of the gear shifter is effectively solved, and user experience is improved.

The invention relates to an engine heat dissipation system, a vehicle and an engine heat dissipation method. The engine heat dissipation system comprises a main heat dissipation device arranged in front of the vehicle and an auxiliary heat dissipation device connected with the main heat dissipation device and arranged at the bottom of the vehicle. The auxiliary heat dissipation device comprises anauxiliary heat dissipater fixed to the bottom of the vehicle, an air-inlet grille used for sealing the auxiliary heat dissipation device and a first controller used for controlling the air-inlet grille to open or close. The main heat dissipation device and the auxiliary heat dissipation device are matched, and especially under the limiting condition that the main heat dissipation device cannot meet the heat dissipation requirement of an engine, the auxiliary heat dissipation device can conduct supplementary heat dissipation; due to the fact that the auxiliary heat dissipation device is arranged at the bottom of the vehicle, flowing air in the traveling process of the vehicle is fully used for dissipating heat, and the first controller controls the air-inlet grille to open or close so as to meet the heat dissipation requirements of the engine under different working conditions; and the auxiliary heat dissipation device is arranged at the bottom of the vehicle, so that the arrangement space at the bottom of the vehicle is fully used, and the structure is more compact.

An image capturing optical lens assembly includes, in order from an object side to an image side, a first lens element, a second lens element, a third lens element, a fourth lens element and a fifth lens element. The first lens element with positive refractive power has an object-side surface being convex in a paraxial region thereof. The second lens element has negative refractive power. The third lens element has refractive power. The forth lens element with positive refractive power has an object-side surface being convex in a paraxial region thereof and an image-side surface being concave or planar in a paraxial region thereof. The fifth lens element with negative refractive power has an object-side surface being concave in a paraxial region thereof and an image-side surface being concave in a paraxial region thereof.

The invention discloses a seat capable of driving a backrest to independently rotate and driving the backrest and a seat cushion to rotate synchronously through a single motor. The seat comprises: a base, a backrest framework and a seat cushion framework, a motor and an electromagnetic clutching mechanism, wherein the backrest framework and the seat cushion framework are rotatably mounted on the base; an inner gear ring is arranged on the backrest framework; the motor is mounted on the base; an output shaft of the motor is provided with a driving gear; the driving gear is engaged with the inner gear ring; the electromagnetic clutching mechanism is arranged between the seat cushion framework and the backrest framework; the electromagnetic clutching mechanism can be used for separating the backrest framework and the seat cushion framework when only the backrest framework is needed to rotate, and connecting the backrest framework and the seat cushion framework when the backrest framework and the seat cushion framework need to rotate together. By adopting one motor, the backrest can be driven to rotate independently or the backrest and the seat cushion can be driven to rotate together respectively according to requirements; the problem of an existing seat that a plurality of motors are arranged and an arrangement space is not enough is solved; the quantity of the motors is reduced so that the lightweight requirements of the seat is realized.

The invention discloses a supercritical carbon dioxide boiler heating system and a heating method. The supercritical carbon dioxide boiler heating system comprises a boiler, a spiral tube coil superheater, a separator, an external heat exchanger, an external reheater, a flue, a convection superheater and a convection reheater. The spiral tube coil superheater is installed inside a hearth of the boiler and is of a spiral tube coil structure, and a spiral tube coil provides a supercritical carbon dioxide circulating channel. The external reheater is installed inside the external heat exchanger. The convection superheater and the convection reheater are installed inside the flue. The upper end of the hearth communicates with an inlet of the separator. A flue gas outlet of the separator communicates with one end of the flue. A solid particle outlet of the separator communicates with an inlet of the external heat exchanger, and an outlet of the external heat exchanger communicates with the hearth of the boiler. The spiral tube coil superheater and the convection superheater are arranged in parallel. The external reheater and the convection reheater are arranged in parallel.

The invention discloses a high-energy and high-current alternating-gradient rotary accelerator which comprises a high-deflection magnetic field injection system, a high-deflection magnetic field extraction system, a plurality of periodic high-gradient torsional pendulum track generating magnet assemblies, a plurality of long drift sections, continuous beam acceleration wide-range variable-track magnet structures and high-power, high-stability and high-frequency acceleration systems. Axial focusing force can be generated by the periodic high-gradient torsional pendulum track generating magnet assemblies, the periodic high-gradient torsional pendulum track generating magnet assemblies are arranged along the circumferential direction of the high-energy and high-current alternating-gradient rotary accelerator, and the long drift sections are arranged between the magnet assemblies along the circumferential direction of the high-energy and high-current alternating-gradient rotary accelerator; the high-power, high-stability and high-frequency acceleration systems are arranged in the various long drift sections, and main rotary accelerator structures are formed by the high-power, high-stability and high-frequency acceleration systems and the periodic high-gradient torsional pendulum track generating magnet assemblies; particles can be injected into the high-energy and high-current alternating-gradient rotary accelerator by the injection system on the inner side of the certain drift section on an inner ring of the high-energy and high-current alternating-gradient rotary acceleratorand can be accelerated by main rotary accelerators, and beam currents can be ultimately extracted by the extraction system on the outer side of the certain drift section on an outer ring of the high-energy and high-current alternating-gradient rotary accelerator. The high-energy and high-current alternating-gradient rotary accelerator has the advantages that the high-energy and high-current alternating-gradient rotary accelerator is provided with periodic high-gradient torsional pendulum magnets, accordingly, the beam currents can be stably accelerated by higher than 1 GeV, and the limitationon energy of extracted beam currents of the traditional rotary accelerators can be broken through.

The invention discloses a wall-arranged direct-flow pulverized coal combustion device with side secondary air, relates to a direct-flow pulverized coal combustion device and aims to solve the problem that the four corners of a direct-flow combustor with side secondary air are difficult to arrange tangentially and the problems of flag formation and high temperature corrosion caused by the deflection of pulverized coal airflow due to different air replenishing conditions on both sides of pulverized coal airflow. Primary and secondary air nozzles arranged on four water-cooled walls of a hearth are combined with a side secondary air nozzle to form a combustor; an included angle between the central line of the primary air nozzle and the water-cooled wall on which the primary air nozzle is positioned in a fire side facing direction is alpha 2; an included angle between the central line of the secondary air nozzle and the water-cooled wall on which the secondary air nozzle is positioned in the fire side facing direction is alpha 1; an included angle between the central line of the side secondary air nozzle and the primary air nozzle is alpha 3; and over fire air nozzles are arranged on the water-cooled walls or corners of the hearth and arranged above the combustor. The mixing of pulverized coal and the air is reasonably organized to realize air-covered pulverized coal combustion, prevent the pulverized coal airflow from being deflected and contribute to stable combustion, low load and low NOx emission of a boiler. The device is used on a coal-fired boiler.

The invention provides an air conditioning system for a vehicle and the vehicle. The vehicle includes a vehicle body, and the air conditioning system is arranged on the vehicle body. The air conditioning system includes a second heat exchanger assembly and a first heat exchanger assembly, wherein in the longitudinal direction of the vehicle body, the second heat exchanger assembly and the first heat exchanger assembly are arranged in a front-rear mode. By application of the technical scheme, the first heat exchanger assembly and the second heat exchanger assembly can be arranged more flexibly.

The invention discloses a forecabin module structure of an electric four-wheel drive automobile chassis, which comprises a first assistant frame providing installation supporting, a forecabin combined support which can be installed on the frame and provide the installation supporting, a first motor which provides driving force to automobile front wheels and is firmly connected on the first assistant frame by a plurality of suspension structures, as well as a direct current transformer, a charging machine, a whole vehicle controller and a first motor controller which are respectively installed on the forecabin combined support, wherein the forecabin combined support comprises a plurality of parallel horizontal tubes and a plurality of parallel longitudinal tubes, the multiple longitudinal tubes are arranged on the horizontal tubes in a staggered manner, a first metal plate is disposed on the horizontal tubes, and a second metal plate is disposed on the longitudinal tubes. By implementing the forecabin module structure of the electric four-wheel drive automobile chassis provided by the invention, the effective installation supporting and sufficient space can be provided, heat dissipation efficiency can be increased, electromagnetic interference can be avoided, and arrangement space and protection performance of power batteries can be increased.

The invention relates to a power assembly suspension system. The power assembly suspension system comprises a motor, a gearbox connected with the motor and located behind the motor, a front suspension bracket arranged in front of the motor, having one end connected to the front end of the motor, and the other end used for being connected with a frame, and a rear suspension bracket comprising a left rear suspension bracket connected with the left side of the gearbox and a right rear suspension bracket connected with the right side of the gearbox. According to the power assembly suspension system, the front suspension bracket is installed in front of the motor, so that the size of the whole power assembly suspension system in the width direction of a vehicle is not too large, and the arrangement space is sufficient; and the front suspension bracket is arranged in front of the motor, so that the front-back span of the power assembly suspension system is increased, the front suspension bracket and the back suspension bracket can better limit the rotary motion of the power assembly in the front-back direction, and the vibration isolation effect of the power assembly suspension system is better.

The invention belongs to the technical field of daily necessities, and in particular relates to a rubber assembly useful for a comb, a comb comprising the rubber assembly, and a method for manufacturing a comb. In the invention, raised columns are arranged at a back side of a rubber, and the bottom of comb teeth is bent and then fitted into the raised columns by clamping pieces to achieve the fixing of the comb teeth, which can meet the requirements of no easy tangling and firmly fixed comb teeth; and with the structure of a comb handle, a combing surface which is flat and easy to clean can be achieved.

The invention discloses a bus frame structure, which comprises a frame crossbeam. The frame crossbeam comprises a left longitudinal beam and a right longitudinal beam which are arranged parallelly. A column is respectively fixed at corresponding positions of outer side faces of the left longitudinal beam and the right longitudinal beam, axes of the columns are perpendicular to axes of the left longitudinal beam and the right longitudinal beam mutually, the upper ends of the columns are connected through an upper horizontal beam, and the lower ends of the columns are connected through a lower horizontal beam so as to form a closed frame structure. The bus frame structure bears acting force of air bag, plate springs and the like on the frame through the closed frame structure formed by the two columns, the upper horizontal beam and the lower horizontal beam, simultaneously the closed frame structure and an outer horizontal beam are located in the same plane, and the bus frame structure can effectively solve the problem that arrangement space of a power assembly is not enough on the basis of guarantee of frame strength.

The present invention discloses a test platform for high-frequency cable, comprising conductive contacts and clamps for pressing a conductor of the cable on the conductive contact, and comprising a splitter seat, which comprises a top surface and a plurality of varied sides, the conductive contacts are respectively arranged on the sides, the clamps are arranged at a peripheral of the splitter seat and is opposite to the conductive contact, the splitter seat is further provided with a splitter channel, and the splitter channel slantingly connects the top surface to the sides. The present invention adopts a splitter seat with a polyhedral structure, which may shorten the stripped length, and prevent for vertically bending the core, thereby reducing the damage to the cable structure to the greatest extent, and greatly increasing the test frequency.

The invention discloses a control method of an extended-range driving system. Torque required by the controller is calculated in advance, and output parameters of the whole vehicle controller are determined. The whole vehicle controller determines the most suitable working mode of the vehicle according to real-time vehicle condition information and vehicle attributes collected by the vehicle condition sensor, and outputs a driving mode instruction and a driving torque instruction to the driving device and the power generation device, so that the working condition of the extended-range drivingsystem is optimal; the working modes comprise a pure electric driving working mode, a driving charging working mode and a parking charging working mode. The control methodconforms to the latest definition of the extended-range electric vehicle, the driving device and the power generation device are arranged in an integrated mode or a separated mode, the problem that the arrangement space of the whole vehicle is insufficient is effectively solved, and the cost of the whole vehicle is reduced. A speed increasing mechanism is additionally arranged between the engine and the generator, and the charging efficiency and endurance mileage of the whole vehicle are improved through the controller.

The invention discloses a production method of a 3D curved lens. The production method comprises the following steps: a step of injection molding: a melt is injected in from one side of a die cavity, and when 10%-40% of the volume of the die cavity is filled with the melt, auxiliary gas is injected into the die cavity; a step of compression: when 45%-90% of the volume of the die cavity is filled with the melt, the auxiliary gas is exhausted, compression of the inside of the die cavity is started, and the 3D curved lens is obtained. A finally obtained 3D curved lens product can replace glass to serve as parts such as a screen, a back cover and the like of a 3C (computer, communication and consumer electronics) product, and can be applied to the fields of high-end smarkphones and tablet personal computers, wearable equipment, dash boards, industrial computers and the like.

A two-section thin shell type high-stability integrated structure comprises shell section sheets, strengthening ribs, strengthening cover plates, upper strengthening corner boxes, lower strengtheningcorner boxes, a honeycomb bottom plate, a star sensor support, a camera connecting piece and an upper end face. The shell section sheets are symmetrically arranged relative to the symmetry axis of thehoneycomb bottom plate. The upper portions of the shell section sheets are connected with the upper end face, and the lower portions of the shell section sheets are connected with the honeycomb bottom plate. The strengthening ribs are arranged on the two sides of the shell section sheets. The upper strengthening corner boxes are distributed at the included angle position between the upper end face and the surfaces of the shell section sheets in the circumferential direction, and the lower strengthening corner boxes are distributed at the included angle position between the surfaces of the shell section sheets and the honeycomb bottom plate in the circumferential direction. The star sensor support and the camera connecting piece are arranged on the upper end face, and the strengthening cover plates are arranged in the included angles between the side faces of the strengthening ribs and the upper end face. Through the two-section thin shell type structure, sufficient layout space is provided for an optical camera, meanwhile, an integrated installing plane is provided for the optical camera and the star sensor support, and the requirements for rigidity, strength and micron-order heatstability design are met.

The invention discloses a tire and a vehicle. The tire comprises: a connecting piece and a plurality of supporting pieces connected to the connecting piece. The connecting piece can be deformed so that the tire can be used and stored. state, when the tire is in the state of use, the two ends of the connecting piece meet to form a circle and a plurality of the supporting pieces are far away from each other, and when the tire is in the storage state, the end of the connecting piece The two ends are separated and a plurality of the supporting pieces are close to each other. Thus, through the cooperation of the connecting piece and the plurality of supporting pieces, the problem of insufficient vehicle layout space can be effectively solved, and tire damage can also be prevented.

The invention discloses a fixing support shared by an automobile transmission shaft and a silencer. The fixing support is of an integrated structure and comprises a first connecting plate, a cylindrical supporting sleeve and a second connecting plate, wherein the first connecting plate is connected with an engine cylinder body, the cylindrical supporting sleeve is used for supporting the automobile transmission shaft, and the second connecting plate is connected with the silencer. The first connecting plate and the second connecting plate are connected to the outer wall of the cylindrical supporting sleeve. According to the fixing support, the arrangement space for an engine room can be saved, fixing strength between the automobile transmission shaft and the silencer can be improved, and the assembly technology can be simplified.

The invention discloses an automobile exhaust suspended structure which comprises two lifting lugs (1) and a lifting hook (2), and also comprises an installing bracket (3) used for connecting the lifting lugs (1) with the lifting hook (2), wherein the lifting lugs (1) are arranged on the installing bracket (3) which is connected with the lifting hook (2), a slot (10) used for installing the lifting lugs (1) is arranged on the installing bracket (3), the lifting lugs (1) are clamped in the slot (10), the center of each lifting lug is provided with a center hole, the lifting lugs are connected through a U-shaped pipefitting (4), two ends of the U-shaped pipefitting (4) are respectively inserted into the center holes of the lifting lugs (1), the lifting lugs (1), the installing bracket (3) and the lifting hook (2) are arranged in a V shape, and the lifting lugs (1) and the installing bracket (3) are arranged at the vertex angle of the V-shaped structure. The invention improves the mode frequency of the exhaust suspended structure and meets the requirement on automobile NVH (Noise Vibration and Harshness) performance through structure improvement.

The invention discloses a single motor driving the backrest to rotate independently and to drive the backrest and seat cushion to rotate synchronously. Install the motor on the base, the output shaft of the motor is provided with a drive gear, the drive gear meshes with the ring gear; the electromagnetic clutch mechanism is arranged between the cushion skeleton and the backrest skeleton, and the electromagnetic clutch mechanism needs the backrest skeleton to rotate separately. The back frame is separated from the cushion frame, and the back frame and the cushion frame are connected when the back frame and the seat frame need to be rotated together. The invention adopts one motor to separately drive the seat back to rotate or the seat back and the seat cushion to rotate together according to needs, which solves the problem of insufficient space for multi-motor arrangement in the existing seat and realizes the requirement of light weight of the seat by reducing the number of motors.

The invention provides an antenna and electronic equipment, and relates to the technical field of antennas. The antenna is of a flat metal pipeline type structure with two open ends, wherein the top surface of the antenna is set as a grounding reference surface for feeding, the top surface of the antenna is provided with a gap, the antenna is in an open circuit state at the gap, the top surface is also provided with a grounding point, the antenna further comprises a feeder line, the feeder line is arranged in the antenna, the two ends of the feeder line are arranged on the two sides of the gap respectively, one end of the feeder line is provided with a feeding point, the feeding point and the grounding point form a feeding port, the other end of the feeder line extends freely, the antenna further comprises a bottom surface arranged opposite to the top surface, and the ground can be connected with metal ground. The antenna provided by the embodiment of the invention can be arranged on the grounding structural member of the electronic equipment, so that the problem of insufficient antenna arrangement space in the electronic equipment can be solved.

The invention relates to a novel urea box mounting device. The novel urea box mounting device comprises an urea box and a fixing bracket; and the urea box is fixed on a wing plate of a vehicle throughthe fixing bracket. The urea box is mounted in the wing plate, so that the problem of insufficient arrangement space of the floor bottom is effectively solved; and meanwhile, as the wing plate is nearer a cabin, the pipeline is shortened, and the cost is reduced.

A two-section thin shell type high-stability integrated structure comprises shell section sheets, strengthening ribs, strengthening cover plates, upper strengthening corner boxes, lower strengtheningcorner boxes, a honeycomb bottom plate, a star sensor support, a camera connecting piece and an upper end face. The shell section sheets are symmetrically arranged relative to the symmetry axis of thehoneycomb bottom plate. The upper portions of the shell section sheets are connected with the upper end face, and the lower portions of the shell section sheets are connected with the honeycomb bottom plate. The strengthening ribs are arranged on the two sides of the shell section sheets. The upper strengthening corner boxes are distributed at the included angle position between the upper end face and the surfaces of the shell section sheets in the circumferential direction, and the lower strengthening corner boxes are distributed at the included angle position between the surfaces of the shell section sheets and the honeycomb bottom plate in the circumferential direction. The star sensor support and the camera connecting piece are arranged on the upper end face, and the strengthening cover plates are arranged in the included angles between the side faces of the strengthening ribs and the upper end face. Through the two-section thin shell type structure, sufficient layout space is provided for an optical camera, meanwhile, an integrated installing plane is provided for the optical camera and the star sensor support, and the requirements for rigidity, strength and micron-order heatstability design are met.

A control method for a range-extended drive system, which pre-calculates the torque required by the controller and determines the output parameters of the vehicle controller, and the vehicle controller determines the most suitable working condition of the vehicle through the real-time vehicle condition information collected by the vehicle condition sensor and vehicle attributes mode, and output driving mode commands and driving torque commands to the drive device and power generation device, so that the working condition of the extended-range drive system can be optimized; the working modes include: pure electric driving mode, driving charging mode and parking Car charging mode. The invention conforms to the latest definition of the extended-range electric vehicle, and adopts two arrangements of the driving device and the power generation device in one and separate arrangements, which effectively solves the problem of insufficient layout space for the entire vehicle, and also reduces the cost of the entire vehicle. A speed-up mechanism is added between the engine and the generator, and the charging efficiency and cruising range of the vehicle are improved through the controller.