147results about How to "Increase width" patented technology

The embodiment of the present application discloses an image sensor and an electronic information device for improving full well capacity. The image sensor comprises: a photodiode formed in a semiconductor substrate; the photodiode comprises at least a first doped layer, a second doped layer and a columnar third doped region; the second doped layer wraps the side and bottom of the third doped region; the first doped layer wraps the side and bottom of the second doped layer; the first doped layer and the second doped layer form a first lateral PN junction; the second doped layer and the third doped region form a second lateral PN junction; wherein the first doped layer and the third doped region have the same conductivity type, and the conductivity type is opposite to that of the second doped layer. The embodiment of the present application replaces the central part of the photodiode with a columnar ion doped region (for example, a P-type layer), so that the image sensor with the epitaxial structure can effectively improve the full well capacity, effectively reduce the depletion potential of the center of the photodiode, avoid the occurrence of lag, and reduce the dark current.

This invention provides a coreless stator for a high current density axial flux motor and an axial flux motor. The coreless stator of the high current density axial flux motor includes at least one stator winding layer, which includes several circumferentially spaced and independent conductive coil units. In each stator winding layer, several conductive coil units are processed on a conductive substrate using a subtractive process. Each conductive coil unit includes a planar working portion extending straight in a radial plane, an outer transition line portion connected to the outer end of the planar working portion, and an inner transition line portion connected to the inner end of the planar working portion. At least one of the outer transition line portion and the inner transition line portion is bent wholly or partially relative to the planar working portion, thereby forming a three-dimensional transition line portion. This directly releases the radial plane space occupied by the outer transition line portion and the inner transition line portion, thereby significantly increasing the radial width and total area of ​​the effective electromagnetic working area and achieving a significant improvement in torque and power density.

The utility model provides an automatic centering device for concrete compressive strength detection, which comprises a base, the top of the base is fixedly provided with vertical support rods in a rectangular array, a cleaning mechanism comprises a first motor, a translation screw rod, a movable sliding block and a longitudinal strip plate, and the back of a mounting block is provided with a back sliding chute. A translation screw rod is rotationally installed in the back sliding groove, a first motor is installed at one end of the translation screw rod, and the first motor is arranged close to the supporting plate; bristles and a scraping plate are arranged on the surface of the longitudinal strip plate, the side section of the scraping plate is triangular, and a containing cavity is formed in the longitudinal strip plate and used for receiving impurities scraped by the scraping plate; and a garbage can is hung at one end of the lower pressing block. When the device is used for detecting the compressive strength of the concrete test block, the centering arrangement of the test block can be quickly completed, repeated adjustment is not needed, and impurities at the upper pressing block can be quickly cleaned.

This utility model relates to the field of wastewater treatment technology, specifically to an adjustable screening tank, including a tank body with an inlet pipe and an outlet pipe connected to it. Several sets of slide rails are installed inside the tank body, and water-blocking components are placed on the inner side of the slide rails, dividing the tank body into an inlet zone and an outlet zone. The water-blocking components include a first baffle plate and a second baffle plate distributed vertically, with identical structures. A sludge discharge pump and a ramp are installed at the bottom of the inlet zone, and a water distribution pipe is installed between the sludge discharge pump and the ramp, connected to the inlet pipe. This utility model achieves flexible adjustment of the effective volume of the inlet zone by pulling and engaging the water-blocking components with different sets of slide rails, thereby enabling graded adjustment of the sludge upward flow velocity and improving the adaptability and efficiency of wastewater treatment.

The application discloses a 3D memory device and a manufacturing method thereof. The 3D memory device comprises a chip storage area, the chip storage area comprises: a stack structure on a semiconductor substrate; a plurality of gate line gaps penetrating through the stack structure, part of the gate line gaps divide the chip storage area into a plurality of block storage areas, the plurality of gate line gaps are arranged along a first direction, and a plurality of channel columns penetrating through the stack structure are arranged between adjacent gate line gaps, the chip storage area comprises a central area and at least one edge area arranged along the first direction, and the minimum distance between at least one gate line gap and its adjacent channel column in the at least one edge area is greater than the minimum distance between at least one gate line gap and its adjacent channel column in the central area. By increasing the minimum distance between the gate line gap and its adjacent channel column in the edge area, the influence of stress and load effect on the 3D NAND device is avoided, and the low reliability and low yield of the 3D NAND device are avoided.

The utility model discloses a stable and durable packaging bag conveying device capable of avoiding adjustment, the packaging bag conveying device comprises a belt conveyor and a branch baffle, the belt conveyor comprises at least two transmission rollers, a transmission roller mounting rack and a plurality of conveying belts, a plurality of belt grooves are formed in the transmission rollers, and the branch baffle is arranged on the branch baffle. The number of the belt grooves in each transmission roller is larger than that of the conveying belts, each conveying belt comprises a protruding part, a belt body and an embedded part, the protruding parts are arranged on the outer surface of the belt body and extend in the length direction of the belt body, and the embedded parts are arranged on the inner surface of the belt body and extend in the length direction of the belt body. The conveying belt bypasses the transmission rollers, and the embedded part of the conveying belt is embedded into the belt groove. According to the utility model, the abdicating adjustment of a single conveyor belt can be realized, and the conveying stability of packaging bags can be further improved.

The application provides a multi-frequency antenna and a communication device. The multi-frequency antenna comprises a reflecting plate, a first radiating unit and a second radiating unit, the first radiating unit and the second radiating unit are arranged on one side of the reflecting plate, and the first radiating unit is located between the reflecting plate and the second radiating unit. The first radiating unit comprises a first radiating part and a metal plate, and the metal plate is located between the first radiating part and the second radiating unit. The second radiating unit comprises a second radiating part and a metal ring, and the metal ring is located between the second radiating part and the metal plate. When the above structure is adopted, the size of the multi-frequency antenna as a whole can be reduced, and the first frequency band and the second frequency band have high isolation, so that the two frequency bands can work independently, the multi-frequency antenna can meet the miniaturization demand of the common antenna surface, the antenna works stably, and the efficiency is high.

The application discloses a preparation method, product and device of a square core optical fiber preform. The preparation method comprises the following steps: (1) making the rotating central axis of a Leilo triangular drill bit coaxial with the geometric central axis of a circular cavity cladding sleeve, and drilling a rounded square with the width d as the side length by using the Leilo triangular drill bit to obtain a square cavity cladding sleeve; (2) sleeving a square core rod with the width d' into the square cavity cladding sleeve, and stretching or fusing the square core rod into a circular solid rod; and (3) manufacturing the square core optical fiber preform according to the designed shape size and refractive index profile. The Leilo triangular drill bit is designed according to the width fixing principle of the Leilo triangular structure, and can be used for square hole processing of brittle materials such as quartz glass. The optical fiber prepared by using the square core rod and the square hole sleeve combination drawing reduces the probability of uncontrollable core-cladding interface air line occurrence caused by the original square core rod and circular sleeve combination drawing, and guarantees the reliability of the optical fiber.

This utility model relates to the field of die-casting molds, and more particularly to a special wave-shaped centralized venting structure for die-casting molds. It includes an upper cavity punching mold, a lower cavity punching mold, and a mold cavity. It includes a special wave-shaped venting groove. The lower cavity punching mold has an annular block with a height higher than the outer ring around its perimeter. The annular block has multiple first venting channels, which bend downwards along the edge steps of the annular block and extend to the outer ring. The ends of the first venting channels connect to the special wave-shaped venting groove. The cross-section of the special wave-shaped venting groove is wave-shaped, and the inner contour line of the groove is serrated. The special block is inserted into the special wave-shaped venting groove to form a wave-shaped venting structure. This device uses a special wave-shaped venting groove with the same width as existing venting grooves, but improves the thickness by making it wave-shaped, thereby indirectly increasing the width of the venting groove and accelerating the venting efficiency.

This utility model discloses a slipform tool for casting and shaping curb backrests, relating to the field of road engineering. It includes a support rod, one end of which is fixedly connected to a first connecting rod. A guide wheel is provided at the lower end of the first connecting rod. An adjusting frame is fixedly connected to the upper end of the support rod. An adjusting rod is provided inside the support rod, and a locking hole is opened inside the adjusting rod. A fixing rod is fixedly connected to the right end of the adjusting rod. The advantages of this utility model are: the position of the side plate can be adjusted through components such as the adjusting frame, moving block, locking post, guide block, and adjusting rod, thereby meeting different usage needs. Furthermore, compared to the original method, this method is more convenient and faster, greatly reducing the difficulty of adjustment. Components such as the rotating rod, fixing sleeve, positioning post, and stud can quickly install and remove the side plate, allowing for timely replacement when wear occurs, and improving replacement efficiency.

The invention provides a stacked transistor, a preparation method thereof, a device and electronic equipment. The method comprises the following steps: forming an active structure on a substrate; forming a pseudo gate stack structure on the substrate; the pseudo gate stack structure comprises a first pseudo gate structure surrounding the first active structure, a gate isolation layer and a second pseudo gate structure surrounding the second active structure; forming a first source-drain epitaxy of the first transistor and a second source-drain epitaxy of the second transistor; removing the first pseudo gate structure and the second pseudo gate structure, and forming a through hole penetrating through the gate isolation layer; forming a second gate metal layer of the second transistor and a first gate metal layer of the first transistor, and forming a gate interconnection through hole in the through hole; the gate interconnection through holes are respectively connected with the first gate metal layer and the second gate metal layer; a first orthographic projection of the gate interconnection via in the first direction is located inside a second orthographic projection of the active structure in the first direction. According to the invention, parasitic capacitance can be reduced.

This invention discloses a method for local heat treatment of unequal thickness structures in large pressure vessels, used for heat treatment of butt welded joints between the cylinder and reinforcing plate. The method includes the following steps: (1) determining the relevant dimensional parameters of the unequal thickness welded joint, including the inner diameter D of the cylinder, the cylinder wall thickness T, and the thickness t of the reinforcing plate. Then, the inner radius R of the cylinder is R = D / 2, the thickness ratio k = t / T, and t > T; (2) determining the local heat treatment heating method; (3) determining the optimal heat treatment process parameters, including the heating band width, holding temperature, holding time, heating rate, and cooling rate; (4) implementing the heat treatment and recording the heat treatment temperature curve. The method provided by this invention can provide optimal heating band width, holding temperature, holding time, heating rate, and cooling rate for local heat treatment of unequal thickness welded joints, effectively reducing inconsistent deformation and uneven stress distribution after local heat treatment of thick and thin plates, and preventing cracking of the unequal thickness welded joint.

The application relates to a method for controlling edge grain defect of oriented silicon steel, characterized in that the method comprises the following steps: coating a set amount of grain defect control slurry in a set range of the inner ring and / or the outer ring of the upper end face and / or the lower end face of an oriented silicon steel coil to reduce the edge grain defect occurrence rate of the oriented silicon steel; and covering the whole end face of the upper end of the steel coil with a metal cover plate on the upper end cover of the steel coil. The method coats the grain defect control slurry in a certain area of the upper and / or lower end face of the steel coil, so that the grain defect control slurry can increase the local interlayer oxidation of the strip steel at high temperature, and then increase the bottom layer reaction, so as to control the width and length of the edge grain defect.

The utility model relates to medical instrument technical field, concretely relates to a kind of external hearing aid, including earplug, and earplug is formed with inner plug wall and outer plug wall, the inner plug wall is cylindrical structure, and the outer plug wall is located the outside of earplug, the inner plug wall is located the inside of earplug, the earplug is provided with containing cavity, the first opening of annular is arranged on the inner plug wall, and the containing cavity is used to place sleeve, and the sleeve is stretched from the first opening and is sleeved on outer plug wall. A kind of external hearing aid of the application can be worn by multiple patients in the case of hearing aid, to avoid cross infection, while also avoiding the purpose of hearing aid damage.

The utility model provides a caterpillar type hydraulic support stand column dismounting and carrying vehicle, including support base, sliding mechanism, slewing mechanism, mechanical arm, clamp and a pair of caterpillar walking trolley, support base sets up between a pair of caterpillar walking trolley, caterpillar walking trolley is used to drive support base to remove, sliding mechanism slides on support base, slewing mechanism sets up on sliding mechanism, mechanical arm sets up on slewing mechanism, sliding mechanism is used to drive slewing mechanism to remove laterally, slewing mechanism is used to drive mechanical arm to rotate, clamp sets up at the top of mechanical arm, clamp is used to embrace and clamp stand, and the inside of clamp is provided with the fine adjustment oil cylinder for the stand of embracing and clamping from one side when embracing and clamping the stand is tightly pressed. When dismounting and carrying the stand, the caterpillar type hydraulic support stand column dismounting and carrying vehicle can move laterally, reduces the steering frequency of carrying vehicle, and solves the problem that the stand is easy to shake and the stand cylinder is easy to fall off under the action of gravity in the carrying process.

The utility model relates to electronic product assembly technical field discloses a kind of electrically-conductive parts mounting equipment, comprising: bearing, including insertion section and exposed section, insertion section is connected with exposed section and is equipped with via, bearing is equipped with cavity and bearing surface, bearing surface is at least partially located insertion section, for bearing electrically-conductive parts, via is through bearing surface, cavity is communicated with via and is through the surface of exposed section;Limit protrusion, be located at the outer circumferential surface of exposed section;Jacking part, insert in cavity, and from exposed section, jacking part has jacking protrusion, jacking protrusion is movably inserted in via.The electrically-conductive parts mounting equipment of the utility model has the advantages of simple operation, electrically-conductive parts is not easy to deviate, yield and production efficiency is high.

This application provides a superjunction structure, a fabrication method, and a superjunction device. The fabrication method includes: providing a substrate, with a first epitaxial layer of a first conductivity type formed on one side of the substrate; etching the first epitaxial layer to form a plurality of deep trenches, the designed width of the deep trenches being w1; forming a second epitaxial layer of a second conductivity type on the surfaces of the first epitaxial layer and the deep trenches, the thickness of the second epitaxial layer being less than w1 / 2-0.25 μm, so as to form an in-trench gap between the second epitaxial layers covering the sidewalls of the deep trenches, and the width of the in-trench gap being greater than 0.5 μm; filling the in-trench gap inside the deep trenches; and performing a planarization process to remove the second epitaxial layer on the surface of the first epitaxial layer. The superjunction structure of this application has lower sensitivity to changes in the width of the deep trenches, and even if the width of the deep trenches is increased, the breakdown voltage remains within a controllable range.

The utility model discloses a steel plate concrete combined beam bridge deck slab prefabrication pedestal relates to steel plate - concrete combined beam bridge deck slab construction technical field, including bottom die, both ends of bottom die are fixedly installed with side mould, and the both sides swing mounting of bottom die has movable end mould, and the lateral wall of movable end mould is spaced apart and is provided with muscle groove, and the bottom interval mounting of bottom die has support seat and support frame, and the top interval of bottom die is provided with the reserved slot for installing the reserved steel plate, and the both ends swing mounting of support frame has and the end mould adjusting assembly of movable end mould interconnection, the utility model discloses when using, through bottom die and movable end mould can be installed on support seat and support frame, make direct formation pedestal, through the muscle groove on movable end mould can effectively fast carry out the steel bar binding operation, thereby can effectively save the concrete pouring and the time of growing of traditional concrete pedestal, and greatly avoided the unnecessary resource waste situation to take place.

The utility model discloses a kind of temperature measuring device based on scanning imaging, it is related to infrared temperature measurement technical field, including driving mechanism, the bearing mechanism connected with driving mechanism, the temperature measuring mechanism connected with bearing mechanism, the dustproof mechanism connected with temperature measuring mechanism, driving mechanism is used to drive bearing mechanism to move, dustproof mechanism is used to temperature measuring mechanism play dustproof effect. Driving mechanism includes support seat, screw rod is rotatably connected on support seat in one end, top plate is connected with the other end of screw rod, driving motor is coaxially connected with screw rod, the sliding rod is connected with support seat and top plate respectively in two ends, screw rod and sliding rod are connected with bearing mechanism respectively. The temperature measuring device based on scanning imaging provided by the utility model can move one-dimensional linear array sensor, and the detected data is synthesized two-dimensional temperature thermal image by scanning mode, so that the cost is saved while obtaining thermal image, and the practicability is improved.

The utility model discloses an intermediate bus conversion module, which belongs to the technical field of electric energy conversion and comprises a PCB (printed circuit board) main board, an input capacitor module is arranged on a first side of the top surface of the PCB main board, a first primary side switch module is adjacent to the input capacitor module, a first output capacitor module is arranged on a second side of the top surface of the PCB main board, and a second primary side switch module is arranged on the second side of the top surface of the PCB main board. The first secondary side switch module is adjacent to the first output capacitor module. According to the utility model, all devices are reasonably arranged, and the overall efficiency and the power density of the power converter can be improved.

A headband assembly and a respiratory-mask system, wherein the headband assembly is of a planar structure in a spread and deployed state, and the headband assembly includes a head-mounting part (1) that is for clinging to and being worn on a head and connecting parts (2) that are connected to two sides of the head-mounting part (1) and are for connecting a respiratory mask; and the head-mounting part (1) includes an upper headband (11) that is for clinging to a top of the head and has a preset width and a rear headband (12) that is for clinging to a rear side of the head and is located under the upper headband (11), wherein the upper headband (11) is of an arch structure whose concave faces the rear headband (12). In the headband assembly and respiratory-mask system, the headband assembly is manufactured by using a material of a planar structure, the manufacturing process is simple, the formation is easy, and the cost is saved. Furthermore, the headband assembly can cling to the head, to enable it to be firmly worn on the head.

The utility model relates to a novel elevator with double counterweight housings, which comprises an elevator car and a counterweight mechanism, the elevator car is connected with the counterweight mechanism through a steel wire rope and a double-wheel tractor, the counterweight mechanism comprises two counterweight units, the two counterweight units are connected through a pair of fixing plates, and the two counterweight units are connected through a pair of fixing plates. The steel wire rope is connected to the surface of the uppermost fixing plate. The double counterweight units are arranged in parallel, so that the occupied width of the counterweight units is reduced, the width of the lift car is increased, the split type balancing weights and the stand columns are installed in a combined mode through the notches, fast increase and decrease of balance weights are supported, and different load-carrying requirements are met. A vertical guide system formed by the guide rods and the sleeves restrains the counterweight housing from shaking, and synchronous movement of the double counterweight units is guaranteed. The threaded rod lifting mechanism supports overall height adjustment of the counterweight housing, and the counterweight block is convenient to overhaul or replace. And the limiting rod and the end cover are double-locked, so that the clump weight is prevented from falling off due to vibration, and the operation safety is improved.

The utility model relates to an automatic temperature control heating wire and a heating element with the same. The automatic temperature control heating wire comprises a plurality of leads, a temperature control heating layer and an insulating layer. The wires comprise first wires and second wires which are arranged in parallel and at intervals. The resistivity of the temperature control heating layer is increased along with temperature rise, one end of the temperature control heating layer wraps the first wire, the other end of the temperature control heating layer wraps the second wire, the temperature control heating layer is bent to enable the transverse section of the temperature control heating layer to be in a C shape, an opening is formed between the first wire and the second wire, and the insulating layer fills and extrudes the opening and wraps the temperature control heating layer. Therefore, the practicability and the safety of the self-temperature-control heating wire are improved.

The utility model discloses a scooter frame and an electric scooter, the scooter frame comprises a pedal, a mounting rack and a shell, and the rear end of the pedal is provided with a mounting space for mounting a rear wheel; the mounting frame comprises two opposite supporting parts and a mounting part connected between the ends of the two supporting parts, the mounting part is provided with a mounting shaft hole, the ends, away from the mounting part, of the supporting parts are connected to the front end of the pedal, and the two supporting parts are distributed in the width direction of the pedal at intervals; and the shell is arranged outside the mounting frame in a covering manner and extends to the front end of the pedal. According to the technical scheme, stability can be guaranteed while the width of the pedal is increased.

This utility model relates to the field of modular sofa technology, and discloses a modular sofa that can be used for both sitting and sleeping, which can be freely combined. It includes a sofa base, with a fixed plate slidably connected between the two sides of the inner wall of the sofa base. Four telescopic rods and two hollow sleeves are fixedly connected to the top of the fixed plate. An extension plate is fixedly connected to the top of the four telescopic rods, and a drive frame is fixedly connected to one side of the two hollow sleeves. A drive assembly is provided on the inner wall of the drive frame. This utility model, through the combined use of the telescopic rods, hollow sleeves, extension plate, and drive assembly, enables expansion via the extension plate and worm gear mechanism. Users can easily pull out the extension plate and use the worm gear to drive the lead screw to raise and lower, keeping the extension plate aligned with the plane of the sofa base. This effectively increases the length of the sofa, providing more resting space, and is especially suitable for users who need a larger resting area.

The utility model discloses a forklift prong convenient to adjust, which comprises a mounting rack, two prong components are mounted outside the mounting rack, the two prong components are positioned on the same level, each prong component comprises two hook frames which are sleeved outside the mounting rack in a sliding manner, and the two hook frames are fixedly connected through bolts. The two hook frame assemblies are rotationally connected with vertically-arranged connecting columns, the outer walls of the bottoms of the connecting columns are fixedly connected with horizontally-arranged fork tooth bodies, the tops of the two connecting columns are provided with the same driving assembly, clamping rings are arranged at the tops of the outer walls of the circumferences of the connecting columns, and the diameter of the clamping rings is larger than that of the connecting columns. According to the adjustable fork tooth, the driving assemblies are arranged, the inclination angle of the fork tooth body can be adjusted according to needs, the width of the two fork teeth can be increased, and the state of borne objects can be more stable.

This utility model relates to the field of paving brick technology and discloses a high-quality permeable paving brick made of natural sand, including a permeable skeleton layer, a bottom layer of high-quality natural sand permeable paving bricks at the bottom of the permeable skeleton layer, and a top layer of high-quality natural sand permeable paving bricks at the top of the permeable skeleton layer. In use, the corresponding conical drainage channels and through holes are coaxial and connected, achieving dual-effect permeability through siphoning and flushing. When water flows through the surface layer of the high-quality natural sand permeable paving bricks, the conical drainage channels increase the flow velocity and generate negative pressure suction. When the water flow is large, a high-speed jet forms in the channels to flush away sediment. The bricks are arranged in a honeycomb pattern during laying, and the corresponding arc-shaped male tenons and arc-shaped female tenons form an interlocking structure. The curved joints can automatically level the angle, and the interlocking structure increases the effective permeable joint width, thus improving permeability. The drainage channels in the interlocking area can form a dual drainage channel with the vertical infiltration holes.

The utility model discloses a retractable width-adjustable daylighting panel, and relates to the technical field of daylighting panels. A first protruding block is arranged on one side of a main board; a first groove is formed in one side of the extension plate, the first protruding block is inserted into the first groove, and a second protruding block is arranged at the end, away from the main plate, of the extension plate. A second groove is formed in the side, close to the extension plate, of the edge plate, and the second protruding block is inserted into the second groove. According to the daylighting panel, the extension plate and the edge plate are arranged and are detachably connected with the main plate, so that the length of the daylighting panel can be prolonged after the main plate is mounted, and the edge of the daylighting panel can be attached to the position of the daylighting panel to be mounted during mounting; the width of the daylighting panel can be adjusted according to the shape of the main body structure, and the daylighting panel can be effectively connected with the main body structure.

The application discloses an enhanced target detection method for a complex beach scene, comprising: acquiring an original beach scene image, and performing defogging and contrast enhancement processing on the original beach scene image to output a defogging image; performing semantic segmentation processing on the defogging image to obtain a semantic segmentation result of a beach target; performing channel dimension splicing on the defogging image and the semantic segmentation result to form a multi-channel input tensor; inputting the input tensor into a target detection network to complete target detection and complete enhanced detection of the target under the complex beach scene. The application can effectively improve the problem of blurred and low-contrast beach images, overcome the defect that the traditional segmentation method is sensitive to the direction of the target, improve the accuracy, robustness and environmental adaptability of target detection under the complex beach scene, and solve the problem of performance decline of the existing method under the conditions of strong noise interference, large scale change and variable target direction.