26results about How to "Reduce the occupied area" patented technology

The utility model relates to the technical field of optical lenses, in particular to a miniature lens, which sequentially comprises a first lens, a second lens, a third lens, a fourth lens, a fifth lens and a sixth lens from an object side to an image side along an optical axis, the second lens has negative focal power; the third lens has negative focal power, and the object side surface of a paraxial region of the third lens is a concave surface; the fourth lens has positive focal power; the fifth lens has negative focal power, and the object side surface of a paraxial region of the fifth lens is a convex surface; the lens satisfies the conditional expression: 0.8 lt; cT1 * tan (FOV / 2) lt; 1.2; wherein CT1 is the center thickness of the first lens, and FOV is the maximum field angle of the lens. By reasonably matching the focal power, the surface type and the distribution parameters of each lens, the miniaturization of the lens is realized under the condition of ensuring the imaging quality, the area occupied by a camera in a screen is effectively reduced, the screen-to-body ratio of a full screen is improved, and the requirements of miniaturization, large aperture and high imaging quality are met.

The utility model discloses a multi-layer drawer display cabinet which comprises a cabinet body, a door assembly capable of being opened and closed in two directions is arranged on the front face of the cabinet body, a limiting mechanism inserted into the cabinet body is arranged on the outer wall of one side of the cabinet body, and a plurality of guide rails with grooves are arranged on the outer walls of the two sides in the cabinet body. A plurality of shelves distributed up and down are arranged in the cabinet body through guide rails, each shelf is formed by welding a plurality of supporting rods distributed transversely and longitudinally, guide wheels are arranged on the outer walls of the four corners of the bottom of each shelf, stop rods are welded to the outer walls of the four corners of the top of each shelf, and a handle is welded to the outer wall of one side of the front face of each shelf; a plurality of clamping assemblies are welded to the outer wall of the top of the rear side of the shelf. According to the multi-layer shelf, different types of ceramic tiles can be stored, when the ceramic tiles are displayed to people, only the door assembly needs to be opened, and the ceramic tiles on the corresponding layer shelf need to be pulled out, so that the occupied area for placing the ceramic tiles can be reduced, and the purpose of well displaying the ceramic tiles to people is achieved.

The utility model relates to the technical field of wire harness welding, and discloses a portable practical tool for wire harness welding, which comprises a first welding frame, a second welding frame is attached to the outer wall of the first welding frame, the inner wall of the first welding frame and the inner wall of the second welding frame are both fixedly connected with a first limiting rod, and the first limiting rod is fixedly connected with a second limiting rod. A welding panel is slidably connected to the outer wall of the first limiting rod, a wire harness groove is formed in the upper surface of the welding panel, a first rotating column is rotatably connected to the interior of the second welding frame, first wire pressing clamps are fixedly connected to the two ends of the first rotating column, and sliding grooves are formed in the outer wall of the first welding frame and the outer wall of the second welding frame. According to the wire harness clamping device, a wire harness needing to be welded is placed in the wire harness groove, the first wire pressing clamp is rotated to fix the wire harness, the second wire pressing clamp is rotated, the further fixing effect is achieved, and the effect that the clamping piece can replace a human hand to fix the welded wire harness to prevent welding personnel from being scalded due to misoperation is achieved.

The utility model relates to a rotary cutting disc and a moving head lamp with the same. The rotary cutting disc comprises a fixed base plate, a bearing assembly, a power assembly, a light spot cutter and a light spot cutter mounting plate, the bearing assembly is fixedly connected with the fixed base plate and arranged below the center area of the fixed base plate. The power assembly comprises a driving motor, a large gear and a small gear. The output end of the driving motor is connected with the pinion; the pinion is arranged on the light plate cutter mounting plate and is positioned below the driving motor; the large gear is fixedly connected with a bearing seat of the bearing assembly and is in meshed connection with the small gear; the light spot cutter mounting plate is arranged below the large gear and fixedly connected with the rotating inner ring of the bearing assembly. According to the scheme, operation can be stable, noise generated in the rotating process of the light spot cutter mounting plate is effectively reduced, the space occupied by the whole cutting system is reduced, the structure is further simplified, and the service life is prolonged.

This patent discloses an active driving device using a gate wrapping structure to drive an inorganic light emitting diode display and lighting device and a manufacturing method thereof, which can effectively reduce the area occupied by the active driving circuit and increase the effective display area of ​​the inorganic light emitting diode light emitting device.

The application provides an electrochromic driving circuit, comprising: a control module, comprising a first pin and a second pin, the first pin outputs a first level signal and a second level signal in time, the second pin outputs the first level signal and the second level signal in time, and the first pin and the second pin output different level signals at the same time; a driving module, comprising a first driving unit and a second driving unit connected in parallel, the first driving unit is electrically connected with the first pin, and the second driving unit is electrically connected with the second pin; when the first driving unit and the second driving unit receive the first level signal, the first driving unit and the second driving unit output a first control signal, and when the first driving unit and the second driving unit receive the second level signal, the first driving unit and the second driving unit output a second control signal. The application also provides an electrochromic device.

The utility model provides a kind of chain straight line repeated linkage push rod, the other end of straight line motion push rod is equipped with the input hole alignment with sliding groove, and the opposite end of sliding rail bottom cover is fixedly connected with hinged groove along straight line motion push rod;Compared with prior art, the utility model passes through chain drive mechanism and sprocket drive mechanism input power, makes straight line motion push rod slide inside two slider guides by driving input hole, while, the starting position of straight line motion push rod telescoping and the maximum position of telescoping are monitored by two hall switches, by slider guide, guide rail upper cover, straight line motion push rod and sliding rail bottom cover, make whole convenient to assemble, when assembling, two slider guides are buckled together, straight line motion push rod is clamped inside, and two slider guides are fixedly connected together with guide rail upper cover and sliding rail bottom cover by bolt through mounting hole, upper cover fixed hole, sliding rail bottom cover fixed hole and bolt.

The invention belongs to the technical field of nano materials, and discloses a light-driven friction reversible transformation membrane and a preparation method thereof.The friction reversible transformation membrane comprises an azobenzene functionalized silane single-layer fiber membrane, and the azobenzene functionalized silane single-layer fiber membrane comprises an azobenzene sulfonyl chloride compound and a substrate; the azobenzene sulfonyl chloride compound comprises an azobenzene group and a sulfonyl chloride group which are connected with each other. The conformation of the azobenzene functionalized silane single-layer fiber membrane is changed by irradiating different light and applying mechanical force, and the friction property of the membrane is also changed after isomerization, so that light-driven friction reversible transformation is realized, and the azobenzene functionalized silane single-layer fiber membrane can be widely applied to nanoscale electromechanical and photoelectric devices needing friction regulation and control and has a good application prospect.

The application discloses a laser bag opening machine, which comprises a rack, a material folding device, a laser cutting device, a sewing device, a frame pressing device and a bottom supporting plate arranged on the rack. A workbench is arranged on the rack, and the material folding station, the laser cutting station and the sewing station are arranged side by side on the workbench. A waiting area is arranged below the workbench between the material folding station and the laser cutting station. The frame pressing device positions the folded edge through an electromagnet, and the bottom supporting plate forms an up-down circulation below the workbench. In this way, the frame pressing device can reliably position the folded edge, the bottom supporting plate can reliably support the bottom, the fabric and the folded fabric can be accurately positioned at each link, the fabric is not easy to deform, the sewing precision of the bag opening machine is improved, and the bottom supporting plate forms an up-down circulation below the workbench, thereby effectively saving space, reducing the area of the workbench and the overall area of the laser bag opening machine, and facilitating the storage and management of workshop equipment.

The utility model discloses a cable cooling device, comprising a cooling box, a support frame and a cooling assembly, the cooling box is provided with a cooling tank, the cooling tank is used for storing cooling water, the cooling tank is internally provided with a plurality of first guide rollers, the plurality of first guide rollers are arranged along the length direction of the cooling tank, the first guide rollers are used for winding cables, the support frame is arranged on the cooling box, and the cooling assembly is arranged on the support frame. The supporting frame is provided with a second guide roller, the second guide roller is located above the cooling box, the second guide roller is used for winding the cable so that part of the cable can be located above the cooling box, and the cooling assembly is arranged on the supporting frame and used for conducting water cooling on the cable above the cooling box. The cable cooling device provided by the utility model not only can ensure the cooling effect of the cable, but also can reduce the required length of the cooling box, thereby further reducing the occupied area of the cooling box and hindering the work of workers in a workshop.

The invention discloses intelligent machining equipment for machining, and particularly relates to the related technical field of machining equipment.The intelligent machining equipment comprises a liquid storage tank, a collecting groove is formed in the bottom wall of the liquid storage tank, a secondary separation mechanism used for separating fine chippings is arranged at the bottom of the collecting groove, and an empty groove is formed in the bottom of the collecting groove; a one-way driving mechanism used for controlling the secondary separation mechanism to work is arranged on the inner side of the empty groove, a rectangular through pipe communicating with the inner side of the collecting groove is fixedly installed on the right portion of an inner cavity of the liquid storage tank, and a primary separation mechanism used for separating compressed fragments is arranged in an inner cavity of the rectangular through pipe. By means of the technical scheme, fragments with large sizes can be compressed, the occupied area of the fragments is reduced, and on the premise that normal use of the filtering assembly is not affected, crushed aggregates and cutting fluid can be separately stored, so that the crushed aggregates gathered in the material storage cavity can be conveniently and rapidly cleaned in the follow-up process.

The utility model discloses a portable railway construction safety monitoring device, which comprises a sleeve rod, the sleeve rod is connected with a metal box through a moving rod, the metal box is connected with a camera through a supporting rod, the camera is provided with a wiping mechanism, the wiping mechanism comprises a storage box welded on the camera, and the storage box is provided with a storage groove. A connecting piece is welded to one end of the bottom of the camera, a reciprocating motor is welded to one end of the outer surface of the connecting piece, the output end of the reciprocating motor is connected with a lead screw through a bolt, one end of the lead screw extends into the connecting piece and is in threaded connection with a sliding rod, one end of the sliding rod extends out of the connecting piece, and the other end of the sliding rod is in threaded connection with the connecting piece. The reciprocating motor drives the lead screw to rotate in the working cavity, the sliding rod slides back and forth on the lead screw, the cleaning block further slides back and forth on the surface of the lens, and therefore the lens is wiped, and the situation that dust is adsorbed on the lens, and normal use of the camera is affected is effectively avoided.

The disclosed embodiments disclose a model training method, an image processing method, a device and a medium, the method comprising: obtaining at least one first image; obtaining at least one second image corresponding to each first image; obtaining a corresponding filter weight parameter group according to each first image and at least one second image corresponding to each first image; obtaining a filter weight parameter model, taking at least one second image as input and the corresponding filter weight parameter group as output, and training the filter weight parameter model to obtain a trained filter weight parameter model. Based on the trained filter weight parameter model obtained by this scheme, a filter weight parameter group corresponding to the image to be processed can be obtained, and the filter parameters of at least two filters can be adjusted according to the filter weight parameter group, and the image can be processed according to the at least two filters, which can ensure that the display effect of the processed image is more beautiful and improve the user experience.

Some embodiments of the present application disclose a pixel circuit and a display device, the pixel circuit comprising a first transistor, a second transistor, a third transistor and a light emitting element, the first transistor being used for providing a driving signal for the light emitting element, the second transistor being used for providing a driving signal for the light emitting element; the second transistor is used for providing a control signal for controlling the light-emitting duration of the light-emitting element for the first transistor, and the third transistor is used for providing a reset signal for the second transistor and the first transistor in response to a reset control signal received by the grid electrode. According to the pixel circuit provided by the invention, the first transistor and the second transistor are combined with the pulse amplitude modulation and pulse width modulation driving mode, and meanwhile, the reset signals are provided for the first transistor and the second transistor only through the third transistor, so that the number of devices in the pixel circuit is reduced, and the pixel circuit reliability is improved. The area occupied by a pixel circuit in the display panel is saved, and the pixel density and the resolution of the display panel can be effectively improved.

The invention belongs to the technical field of micro electro mechanical systems, and particularly provides a piezoelectric MEMS vibration sensor based on a bent cantilever beam-multi-electrode structure, the piezoelectric MEMS vibration sensor comprises a bent cantilever beam 1, an outer ring anchor area 2, a silicon mass block 3 and a piezoelectric film, when an external vibration signal is transmitted, the silicon mass block can generate inertia force under the action of acceleration, and the piezoelectric film can generate the piezoelectric film; the inertia force further acts on the bent cantilever beam, so that the piezoelectric film attached to the bent cantilever beam deforms, charges are generated through the direct piezoelectric effect, an electric signal is collected by the metal electrode, and an acceleration measurement result is obtained through analysis according to the electric signal; the bending type cantilever beam structure with the 135-degree break angle is adopted, the bending type cantilever beam is arranged around the mass block, the area occupied by the vibration sensor is effectively reduced through the bending type cantilever beam structure with the 135-degree break angle while the electromechanical transduction efficiency is guaranteed, the sensitivity of the device is enhanced, and the reliability of the vibration sensor is improved. And support is provided for development of a miniaturized and low-power-consumption intelligent vibration sensing system.

The utility model discloses a packaging structure for absorption products, and relates to the technical field of packaging appliances. According to one specific embodiment, the packaging structure for the absorption products comprises a bag body and a label, a product taking and placing opening is formed in the bag body, the label comprises a covering part, an adhesive part and an opening part, the covering part blocks the product taking and placing opening, the adhesive part comprises a first adhesive area and a second adhesive area, the second adhesive area is located on the side close to the opening part, and the opening part is located on the side close to the opening part. And the adhesive strength of the second adhesive area is lower than that of the first adhesive area. According to the packaging structure, the area occupied by an unnecessary strong glue area is reduced to the maximum extent through treatment of the viscosity of glue at different parts, so that the risk that when the content is taken out, the content rubs the glue part of the label to be damaged is reduced, and meanwhile the sealing performance of subsequent repeated opening and closing of the label is guaranteed.

The utility model discloses a call center remote monitoring device which comprises a main rotating assembly, a moving assembly is arranged in the middle of the main rotating assembly, a monitoring assembly is installed on the moving assembly, the monitoring assembly can move along with the moving assembly, side light supplementing lamps are fixedly installed on the two sides of the moving assembly, and the side light supplementing lamps are connected with the main rotating assembly. A main rail is arranged on the outer side of the main rotating assembly, and the main rotating assembly is connected with the main rail and can rotate along the main rail. According to the utility model, rotation is used as the main body action of the monitoring camera, multi-azimuth and multi-angle monitoring is carried out in cooperation with movement, and longitudinal rotation is arranged, so that the actual monitoring angle orientation is wider, the camera can be cleaned and air-dried in real time when the surface of the camera is polluted, and the use effect is good.

The invention provides a voltage conversion circuit based on a thin gate oxide device, which comprises a charge pump circuit and a level conversion circuit connected with the control end of the charge pump circuit, and is characterized in that the level conversion circuit converts a plurality of input control signals in a power domain from 0 to VDD into output control signals in a plurality of target power domains, the charge pump circuit boosts the VDD based on the plurality of output control signals to obtain an output voltage. The voltage difference between the lowest voltage and the highest voltage of each target power supply domain is set to be smaller than the gate-source breakdown voltage of the thin gate-oxide device, so that the absolute value of the gate-source voltage of each transistor in the charge pump circuit is smaller than the gate-source breakdown voltage of the thin gate-oxide device, and the thin gate-oxide device can be adopted by each transistor in the charge pump circuit; according to the invention, the high-voltage output charge pump based on the thin gate oxide device can be realized, the area occupied by the circuit can be reduced to realize circuit miniaturization, and the circuit cost can also be reduced.

This application relates to the field of integrated circuit technology and discloses a 1.5 divider based on a phase interpolator with an output duty cycle of 50%, comprising: a 1.5 divider, a phase interpolator, and a duty cycle adjustment module connected in sequence. The 1.5 divider outputs a pair of divided signals with duty cycles of 1 / 3 and 2 / 3 respectively, and a division ratio of 1.5, based on a pair of positive and negative clock signals. The average duty cycle of the pair of divided signals is 1 / 2. The phase interpolator slows down the signal edges of the pair of divided signals and outputs an interpolated signal to the duty cycle adjustment module. The phase of the interpolated signal is the average phase of the pair of divided signals. The duty cycle adjustment module finely adjusts the duty cycle of the interpolated signal to 1 / 2.

The invention provides an electrochromism driving circuit which comprises a control module, the control module comprises a first pin and a second pin, the first pin outputs a first level signal and a second level signal in a time-sharing mode, and the second pin outputs the first level signal and the second level signal in a time-sharing mode, the first pin and the second pin output different level signals at the same moment; the driving module comprises a first driving unit and a second driving unit which are connected in parallel, the first driving unit is electrically connected with the first pin, and the second driving unit is electrically connected with the second pin; the first driving unit and the second driving unit output a first control signal when receiving the first level signal, and the first driving unit and the second driving unit output a second control signal when receiving the second level signal. The invention further provides an electrochromic device.

The application relates to the field of semiconductor devices, in particular to an alpha-Fe2O3 dislocation / Nb:SrTiO3 high-density nanoscale dislocation Schottky junction diode device and a preparation method thereof, which is suitable for the preparation of one-dimensional conductive Schottky junction devices with multiple sizes, high quality and high density. Nb-doped SrTiO3 (abbreviated as Nb:SrTiO3) is used as the N pole of the Schottky junction, and the penetrating dislocation in the alpha-Fe2O3 film is used as the M pole of the Schottky junction. The preparation method is that alpha-Fe2O3 films are grown on the Nb:SrTiO3 substrate through pulse laser deposition technology at high temperature, high-density penetrating dislocations are grown in the alpha-Fe2O3 film by regulating the interface mismatch, and thus the design of the alpha-Fe2O3 dislocation / Nb:SrTiO3 Schottky junction is realized. The application provides a new idea for the design mode of the Schottky junction diode, and lays a foundation for the development of the new high-density nanoscale dislocation Schottky junction diode device in the fields of photoelectricity, non-volatile storage and transistors.

The application discloses a cartridge switching valve for peritoneal dialysis, a flow channel switching method and a cartridge. The switching valve comprises a rotating valve body. Flow channels in the cartridge are uniformly arranged along the circumferential direction of the rotating valve body. A plurality of valve body flow channels are formed in the rotating valve body and are matched with the flow channels arranged in the cartridge. The number of the valve body flow channels is matched with the number of the connection mechanisms of the flow channels in the cartridge. The connection mechanisms are determined by the interval angle of two flow channels connected with each other in the cartridge. The connection of the two flow channels in the corresponding cartridges is realized by rotating the valve body flow channels to the corresponding positions. The application can realize the quick switching of the flow channels. During the switching process, only the rotation angle of the rotating valve body needs to be controlled, without the complicated control logic. The structure and the control process of the cartridge can be effectively simplified, and the failure rate is reduced.

The utility model provides a quantization circuit and an image sensor, the quantization circuit comprises N quantization units, each quantization unit at least comprises a counting storage multiplexing unit, the counting storage multiplexing unit comprises a counting main module, a storage main module and a storage control module which are sequentially coupled, the quantization circuit realizes counting and obtains a counting result based on the counting main module and the storage main module, and realizes storage of the counting result based on the storage main module and the storage control module; according to the invention, the counting in the quantization process and the storage of the obtained counting result are multiplexed, so that the area occupied by the quantization circuit on the layout can be reduced, and the power consumption is reduced.

The present invention provides a lead frame, a bracket and a manufacturing method thereof, a light-emitting device, and a light-emitting apparatus. The lead frame manufacturing method includes first preparing an insulating substrate having at least one set of lead-filled through-hole pairs; the lead-filled through-hole pairs include positive / negative lead-filled through-holes that are isolated and arranged on the insulating substrate; and the lead-filled through-hole pairs are respectively filled with conductors to form positive / negative leads, and the sides of the positive / negative leads are covered in the insulating substrate. The lead frame of the present invention forms lead pairs by centering the lead-filled through-hole pairs arranged on the insulating substrate, which reduces the area occupied by a single bracket molding area on the lead frame, improves the utilization rate of the lead frame, and thus improves the output and production efficiency of LED products on a single lead frame; in addition, in the LED bracket of the present invention, the sides of the leads are covered inside, so that the leads are not exposed on the sides of the LED bracket, and the airtightness of the LED bracket is improved.

The present disclosure provides a light emitting diode preparation method and a light emitting diode. The method comprises: making an epitaxial structure on a substrate; making a first current blocking film on the epitaxial structure, the first current blocking film having a first through hole; patterning the epitaxial structure under the shielding of the first current blocking film to form a step structure at a position corresponding to the first through hole of the epitaxial structure; patterning the first current blocking film to remove an edge portion of the first current blocking film to form a notch, thereby obtaining a second current blocking film; and patterning the epitaxial structure under the shielding of the second current blocking film to form an isolation groove at a position corresponding to the notch of the epitaxial structure, and increasing the width of a step bottom surface of the step structure.