28results about How to "Reduce occlusion" patented technology

An ultra-wideband end-fire antenna with a common aperture embedded in a metal carrier includes a metal cavity with a coaxial cable compartment on one side. A radiator module is connected to the bottom of the metal cavity via a radiator fixing slot. The radiator module includes a common aperture antenna substrate. A low-frequency radiator is printed on the side of the common aperture antenna substrate closer to the coaxial cable compartment, and a high-frequency radiator is printed on the side farther from the coaxial cable compartment. This invention utilizes a dual-band antenna in a common aperture design to enhance the channel capacity and anti-fading capability of the communication system. At the same time, by achieving the antenna's carrier conformal characteristics, high isolation, and miniaturization, it enriches the antenna's application scenarios and improves the overall performance of the communication system.

This application relates to the field of air respirator masks, and more particularly to an air respirator mask with a quickly fixed Bluetooth microphone, comprising a base, a lens mounted on the outside of the base, and a mouth and nose mask mounted on the lower side of the base. The lens abuts against the side wall of the mouth and nose mask, and a receiving cavity is formed on the upper side of the mouth and nose mask. The Bluetooth microphone is detachably fixed to the inner wall of the receiving cavity. This application has the effect of reducing obstruction of the worker's lower field of vision by changing the installation method of the Bluetooth microphone, thereby increasing the worker's full field of vision and binocular field of vision.

This invention provides a refrigeration appliance. The refrigeration appliance includes an ice-making chamber with an opening. An ice maker and an ice storage box are installed inside the ice-making chamber, with the ice storage box comprising a body that is open at one end facing the chamber opening. The ice storage box also includes a shielding portion at the open end of the body and a first connecting member disposed away from the open end. The shielding portion is at least partially expandable towards the chamber opening. The body is suspended inside the ice-making chamber via the first connecting member and can pivot around the first connecting member. This design facilitates ice retrieval for the user.

The utility model belongs to the cut -off valve production field, specifically speaking is a kind of cut -off valve production and paint spraying equipment, including processing station, the side of processing station is rotatably connected with door leaf, the side of processing station is provided with paint spraying subassembly, and the inner chamber sliding connection of processing station is provided with mounting panel, and the side of mounting panel is provided with clamping subassembly;The utility model through the operation of first servo motor, utilize the arc slot of the one side of rotary block and drive sliding bar to slide in the inside of sliding slot, and move together when sliding, realize the fixation to cut -off valve, the operation of second servo motor can be driven by gear teeth driving driven gear, realize the slow rotation to cut -off valve, when being fixed, paint spraying to cut -off valve, can reduce the obstruction to the surface of cut -off valve, and when adjusting the angle of cut -off valve, can more conveniently rotate cut -off valve, improve the convenience and paint spraying efficiency when cut -off valve is paint sprayed.

The utility model discloses a kind of automobile air deflector support of easy installation, it is related to automobile parts field, a kind of automobile air deflector support of easy installation, air deflector, the top of air deflector is connected with guide plate, the bottom of air deflector is equipped with fixed structure, the top of air deflector is also equipped with air deflector platform, the air deflector platform is arc corner, and the side surface of air deflector platform is connected with lap plate, the inner wall of guide plate is equipped with with guide plate matched opening, the upper of lap plate is equipped with baffle.The utility model can conveniently process and produce the whole of air deflector, and in installation process, by inserting into the plug-in screw rod in air deflector to limit air deflector platform, thereby reducing additional shelter on air deflector, facilitate airflow to flow on air deflector, secondly, by the air deflector platform of arc structure, airflow can be more conveniently flowed along arc surface, reduce the turbulence of gas, improve airflow flow effect.

The utility model relates to photovoltaic panel technical field, concretely is a solar photovoltaic panel fixed frame. Including fixed base, the first support rod is symmetrically set to the upper position of fixed base left and right, the second support rod is symmetrically set to the lower position of fixed base left and right, the first support rod each other is close to one end, and the second support rod each other is close to one end respectively through the tooth engagement drive, the length adjustment mechanism is set to the position between the first support rod, the first support rod and the second support rod are away from the fixed base one end rotationally arranged with the clamping block, and the first support rod and the second support rod are all telescopic rods. Reduce the frame to photovoltaic panel's shelter, simultaneously can be applicable to the use of different size photovoltaic panel.

The application relates to a curved surface directional hole positioning tool for nuclear power plant maintenance, which comprises a clamping piece, a directional ball, a fixing piece and a guide pipe, the clamping piece is provided with a clamping channel matched with a to-be-holed piece; the clamping piece is also provided with a positioning hole; the directional ball is spherical and is provided with a mounting channel; the directional ball is rotationally arranged in the positioning hole; the fixing piece is capped on the directional ball and is connected with the clamping piece; the guide pipe is arranged in the mounting channel; the guide pipe is provided with a through hole for a hole tool to pass through; the application can avoid the problem that the hole tool slips during hole drilling on a curved surface and causes the hole center to deviate; and the guide pipe with different through hole diameters can be replaced to meet the requirements of different hole diameters. For different hole angles, a prefabricated tool is not needed, the tool does not need to be replaced, and only the angle of the directional ball needs to be adjusted, so that time consumption, manpower consumption and cost can be reduced.

The application discloses a wide-band hat-type feed antenna and belongs to the technical field of satellite communication antennas. The method adopts a light-wall shaped horn loaded with an outer corrugated slot and a choke slot, improves horn and space matching, realizes expansion of a frequency band from 1.6:1 to 2.8:1, loads a slot at the horn mouth and the edge of the choke slot, realizes equalization characteristics of a feed radiation pattern, adopts a small-size sub-reflector to reduce shielding of the reflector, loads double choke slots in the reflector, reduces diffraction of the sub-reflector, and improves antenna radiation efficiency, and uses spline parameterization of the sub-reflector and the main reflector to realize integrated optimization design, so that the frequency bandwidth of the traditional hat-type feed is expanded, and good side lobe and efficiency performance are realized.

The utility model provides a damper valve piece corrosion treatment device relates to damper valve piece corrosion treatment technical field, including bottom plate, the upper surface fixed connection treatment box of bottom plate, the upper surface fixed connection treatment box of bottom plate is provided with lifting assembly at both sides, be equipped with a plurality of placement assembly on lifting assembly, placement assembly includes placement board and conical column, placement board includes two branch and fixed ring, the utility model discloses a fixed ring and conical column are set up, and conical column is installed on the branch, and the valve piece enters the treatment box and handles, when the valve piece handles a period of time, and the fixed ring and branch continue to reduce, and the valve piece is covered on the conical column, and the fixed ring and branch are separated from the valve piece, and the area of the lower surface of valve piece loses the shelter, and the film liquid can carry out the corrosion treatment to the sheltered area of valve piece, make to the valve piece surface corrosion more uniform, reduce the shelter.

This utility model discloses a powder coating bracket, including a frame body. Multiple sets of fixing components are fixedly installed on the lower end face of the frame body. The frame body is driven by a first motor. Each fixing component includes a U-shaped frame. A first and second electric cylinder are installed on one side of the U-shaped frame, and a third and fourth electric cylinder are installed on the other side of the U-shaped frame. A clamping head is fixedly installed at one end of the push rod of each of the first, second, third, and fourth electric cylinders. The fixing components of this utility model include two sets of fixing clamping positions. After powder coating is completed, the fixed clamping positions are switched to expose the parts of the component that were previously obscured, allowing for touch-up coating. This eliminates the need for manual subsequent touch-up coating, saving time and effort. The second motor dynamically adjusts the angle of the component, and the first motor switches the component. The spherical clamping head is fixed to the component through only local point contact, reducing obstruction.

The invention provides a display device, which comprises a plurality of pixel units, each pixel unit comprises a first color sub-pixel, a second color sub-pixel, a third color sub-pixel and a third color sub-pixel, the plurality of pixel units comprise a first pixel unit and a second pixel unit, in a first display mode, the first pixel unit emits light and the second pixel unit does not emit light, and in a second display mode, the second pixel unit does not emit light. In the first display mode, the first pixel unit emits light, or both the first pixel unit and the second pixel unit emit light, in the second display mode, the first pixel unit does not emit light, the second pixel unit emits light, the first pixel unit and the second pixel unit are adjacent in the first direction, the first color sub-pixel and the second color sub-pixel of the first pixel unit are located in the jth column, and the second color sub-pixel of the second pixel unit are located in the jth column. The third color sub-pixels of the first pixel units are located in the (j + 1) th column, the third color sub-pixels of the second pixel units are located in the jth column, the first color sub-pixels and the second color sub-pixels of the second pixel units are located in the (j + 1) th column, and j is a positive integer. According to the display device, the view angle symmetry of the first pixel units is improved.

The utility model provides a kind of cylinder surface treatment integrated positioning fixture, it is related to cylinder clamp technical field, including bottom plate, drive assembly is provided on the bottom plate, two clamping seats are installed on the drive assembly, first clamping block is provided on the clamping seat, triangular clamping groove is provided on the first clamping block.The utility model sets up first clamping block and second clamping block, when adopting cylinder inner wall to promote fixation, cylinder is sleeved in two second clamping block outside, so that two second clamping block extrusion in cylinder inner wall, cylinder is fixed, when needing to process the inner surface of cylinder, cylinder is placed between two clamping seats at the moment, first clamping block is fixed from the outside of cylinder by contacting from both sides, realize the effect of being fixed from the outside and inside of cylinder, it is convenient to process the outer surface and inner surface of cylinder, for example polishing, polishing etc., reduce the obstruction when processing, simple structure, convenient to use.

The utility model discloses a kind of morphology detection devices of calcium phosphate bone material in the technical field of bone substitute material detection, including rack, scanning electron microscope, holder, control unit and the flexible detection platform for fixedly placing calcium phosphate bone material, flexible detection platform includes the upper clamping piece and lower clamping piece of vertical spacing adjustable, upper clamping piece includes several longitudinal pressure ropes, lower clamping piece includes several horizontal pressure ropes, longitudinal pressure rope and horizontal pressure rope are used to adapt to the outer contour of different morphologies of calcium phosphate bone material by tensile deformation to hold calcium phosphate bone material.The utility model provides the morphology detection device of calcium phosphate bone material, through the cooperation of longitudinal pressure rope and horizontal pressure rope, the effect of stably clamping different sizes and different outer contour structures of calcium phosphate bone material is realized, and the convenience and detection effect of morphology detection to calcium phosphate bone material are improved.

The application provides a visible light positioning system and a preparation method of a silicon-based flexible photoelectric detector, and relates to the technical field of visible light positioning. The visible light positioning system comprises a fixed module with a curved surface structure, at least two silicon-based flexible photoelectric detectors, a data processing module and a positioning analysis module. The silicon-based flexible photoelectric detector comprises, from top to bottom, a front grid electrode layer, a hole transport layer, a passivation layer, an N-type monocrystalline silicon layer and a back metal electrode layer arranged in a stacked manner. The N-type monocrystalline silicon layer has a pyramid structure on both sides, and the hole transport layer, the passivation layer and the back metal electrode layer are conformally arranged with the N-type monocrystalline silicon layer. The silicon-based flexible photoelectric detector has the characteristics of flexibility, self-supporting and self-power supply, and has excellent photoelectric detection capability. The visible light positioning system has a simple structure, reduces the volume and cost, and realizes accurate positioning of the measured light source.

The utility model relates to solar cell technical field discloses a solar cell piece and battery assembly. Solar cell piece includes: semiconductor substrate, a plurality of first grid lines and a plurality of second grid lines, at least one surface of semiconductor substrate includes a plurality of electrode areas along first direction extension and along second direction interval arrangement, first direction and second direction are perpendicular, at least partial first grid line interval arrangement in a plurality of electrode areas, second grid line and electrode area intersection form several intersection points, and the filling grid of the area greater than the intersection point area is arranged at least partial intersection point. The utility model sets up first grid line in partial electrode area, and first grid line interval arrangement, evenly collects the current in semiconductor substrate, reduces the number of first grid line, reduces the cost, sets up the filling grid at the intersection point of second grid line and electrode area, strengthens the connection strength of grid line electrode and solder strip, guarantees the reliability of current collection and export, improves the photoelectric conversion efficiency of solar cell.

The utility model relates to building construction technical field discloses a kind of sucker device for building foundation pit drainage, including suction disc main body, the top of suction disc main body is provided with main pipe, and the both sides of main pipe are respectively fixed with connecting pipe, the both sides of the top of suction disc main body are respectively fixed with fixed head, the top of the outside of fixed head is fixed with mounting disc five, the bottom of the outside of connecting pipe is fixed with mounting disc four.This sucker device for building foundation pit drainage is connected pump machine pumping pipeline after using mounting disc one, when suction disc main body is placed in the water absorption and drainage of water accumulation in foundation pit, the both sides of the top of suction disc main body are respectively fixed with fixed head and connecting pipe cooperation suction disc main body, three channels are set, when foreign matter blockage occurs at one water outlet position, other two places can still maintain water absorption efficiency, improve water absorption and drainage efficiency, solve the problem that single outlet is easy to block and affect water absorption efficiency.

The utility model discloses a seed cultivation frame, including the bottom disc, the upper end both sides symmetry of bottom disc fixedly connected with the fixed frame, the even fixed connection of both sides fixed frame has a plurality of U shape support tray, the top front side rotation of support tray is connected with the pivot, is provided with the cultivation tray in the support tray, the bottom rear side fixedly connected with the fixed base of cultivation tray, is seted up first sliding slot on the support tray, the sliding connection of first sliding slot has the sliding block, the top of sliding block is fixedly connected with the connecting seat, the connecting rod is hinged in the connecting seat, is seted up second sliding slot on the bottom disc, the sliding connection of second sliding slot has the movable frame, the top of movable frame rear side board is fixedly connected with the U shape support frame, the front side of support frame is located the position fixed connection with the spray pipe above cultivation tray. In the utility model, through being provided with support tray, pivot, cultivation tray, first sliding slot, sliding block, first screw rod, runner, connecting seat, connecting rod, fixed base, the growth of rear side seed is observed conveniently after the cultivation tray is inclined, and the use convenience is improved.

The application relates to the technical field of medical devices, in particular to an ultrasonic probe. The ultrasonic probe comprises an inner sleeve and an outer sleeve with a tubular shell, the tubular shell is a hollow structure with at least one open end, the inner sleeve and the outer sleeve can be inserted into the patient's anal rectum separately or jointly, an ultrasonic transducer is arranged on the inner sleeve or the outer sleeve, the inner sleeve is rotatable and detachably sleeved in the inner chamber of the outer sleeve, the outer periphery of the inner sleeve is in gap cooperation with the inner periphery of the outer sleeve; the corresponding open ends of the inner sleeve and the outer sleeve are provided with a magnetic attraction coupling structure without a lock buckle, the magnetic attraction coupling structure keeps the inner sleeve in the inner chamber of the outer sleeve through magnetic attraction force. In the application, the ultrasonic probe realizes the effect of ultrashort distance and wide angle through the magnetic attraction coupling structure without a lock buckle of the inner and outer sleeves, the taper sleeve structure and the optimized included angle design, the operation distance is shortened to 65 mm, and the "chopstick effect" is avoided.

The application relates to the technical field of vegetable and fruit storage and transportation, in particular to a foldable vegetable and fruit box which comprises a bottom plate, a front panel, side panels and a small door plate, the front panel and the side panels are hinged to the bottom plate through first hinge assemblies which can vertically slide, the hinge position of the side panels is higher than that of the front panel, when folding, the front panel is folded onto the bottom plate through the first hinge assemblies, the second front panel is moved upwards and stacked on the first front panel, the side panels are folded onto the front panel through the first hinge assemblies, the second side panel is moved upwards and stacked on the first side panel, the small door plate is connected to the front panel through second hinge assemblies, and the rotation angle of the small door plate is limited, which ensures stable opening and closing and does not affect folding, solves the problems of fixed structure and space occupation of traditional injection molding boxes, overcomes the defects of low capacity of a stacked box, inconvenience in taking and waste of the bottom space, and significantly improves the utilization rate of storage space and folding convenience through staggered folding and angle limiting technology.

The application relates to a graphite boat. The graphite boat comprises a boat body, a plurality of mounting plates and a clamping unit. The boat body has a placing cavity. All the mounting plates are arranged in the placing cavity and are arranged at intervals along the width direction of the boat body. One side of the mounting plate arranged along the width direction of the boat body is provided with a mounting area for mounting a battery piece. The clamping unit comprises a plurality of clamping protrusions. All the clamping protrusions of the clamping unit are arranged at intervals around the circumference of the mounting area. The clamping protrusion comprises a main body, a mounting portion and a limiting portion. The mounting portion protrudes from one side of the main body along the width direction of the boat body. The limiting portion is arranged on the mounting portion and cooperates with the main body and the mounting portion to jointly define a clamping opening which is in communication with the mounting area. In the direction from inside to outside of the mounting portion, the size of the limiting portion in the circumferential direction of the mounting portion gradually decreases. The graphite boat provided by the application can improve the electrical performance and the aesthetic appearance of the battery piece.

The utility model relates to seedling raising equipment technical field discloses a seedling raising tray's open air seedling raising equipment, including base: the top of base is fixed with mounting panel, the both ends of mounting panel both sides all install a plurality of L type rest rack, L type rest rack is longitudinal arrangement, the length of L type rest rack is increasing gradually from top to bottom, the both sides of mounting panel all are provided with a plurality of rest tray that uses in coordination with L type rest rack, rest tray is misaligned from top to bottom. The middle part of mounting panel both sides all are fixed with a plurality of first supporting plate that uses in coordination with the placing groove. The seedling raising tray's open air seedling raising equipment, through the misaligned of rest tray, on the basis of using longitudinal space, can greatly reduce the upper layer to the lower layer sunshade, make seedling be able to receive sufficient illumination, to guarantee the efficiency of photosynthesis, improve the overall seedling raising quality and consistency.

The utility model discloses an array type photovoltaic module mounting support, aims at solving cowshed shape photovoltaic support arc or inclined structure hinders the operation of cleaning equipment, is easy to cause sewage backflow, and the problem that support column shelters the cleaning path. The support includes prefabricated pipe pile, steel column, steel truss structure, purline, mounting plate and drainage structure, and steel truss structure is fixed between steel column and is inclined, and purline is horizontally and vertically arranged at the top of steel truss, and mounting plate is arranged at the top of purline and is used for installing photovoltaic board. Its through horizontal or reasonable inclined arrangement photovoltaic board mounting structure, avoid arc hindering, guarantee cleaning equipment steady operation, and drainage structure guides sewage discharge, prevents backflow, and support structure layout rules, reduces the shelter of cleaning path, realizes overall cleaning. Meanwhile, steel truss and other structures enhance the support stability, prolong the service life. The utility model is suitable for the installation and cleaning maintenance of array type photovoltaic module.

This invention relates to the field of mushroom cultivation technology, specifically a device for cultivating edible fungi with added water and oxygen. The cultivation racks are slidably mounted inside the cultivation chamber via a two-stage sliding rail system. A water pump is fixedly mounted on the rear wall of the cultivation chamber. A water supply pipe is fixedly mounted on the upper rear side of the cultivation racks, with several atomizing nozzles on the pipes. The water outlet of the water pump is connected to the water supply pipe via a flexible hose. Air distribution pipes are fixedly mounted on the left and right inner walls of the cultivation chamber, above the three cultivation racks. An air pump is fixedly mounted on the rear wall of the cultivation chamber, with its outlet connected to the air distribution pipe via a flexible hose. Temperature and humidity sensors are fixedly mounted on the rear inner wall of the cultivation chamber. A central controller is fixedly mounted on the right side wall of the cultivation chamber. This device not only provides water and oxygen to the mushroom bags as needed but also allows multiple cultivation racks to be simultaneously pulled outwards from the chamber and arranged in a gradient during the placement and removal of the mushroom bags, reducing obstruction between racks and improving the convenience of bag handling.

This application belongs to the field of computer vision and deep learning, and discloses a method, device, and medium for detecting small targets in subway security X-ray images. The method includes: acquiring X-ray image data to be detected and extracting an initial feature map through an RT-DETR backbone network; processing the initial feature map through a multi-scale multi-head self-attention module, which integrates multi-scale dilated convolution and multi-head self-attention mechanisms to capture global dependencies and local details, generating a first enhanced feature map; processing the first enhanced feature map through a spatial-frequency domain joint optimization enhancement module, which combines lossless spatial feature reconstruction and joint optimization in the spatial and frequency domains to generate a second enhanced feature map; and inputting the second enhanced feature map into a decoder via a neck network to generate the location and category information of the small target. This invention aims to solve the detection problem of small targets in subway security X-ray images caused by aggregation and occlusion, effectively improving the accuracy of small target detection.

This application discloses a slope photovoltaic module water guiding and drainage device, relating to the field of photovoltaic technology, and solves the technical problem that existing photovoltaic power generation systems easily lead to slope soil erosion. The device includes a drainage channel, a water guiding clamp, a tension rod, and a support component. The drainage channel is arranged along the length of the lower edge of the photovoltaic panel; the water guiding clamp is held at the raised frame of the lower edge of the photovoltaic panel, and the clamp can guide the accumulated water at the raised frame of the lower edge of the photovoltaic module into the drainage channel; one end of the tension rod is connected to the water guiding clamp, and the other end is connected to one side wall of the drainage channel; the support component is located below the photovoltaic panel and is connected to the photovoltaic support, the photovoltaic panel, and the other side wall of the drainage channel. This device can prevent rainwater from dripping directly from the lower edge of the photovoltaic panel onto the local ground of the slope, thus avoiding the erosion effect, and can reduce the shading of the photovoltaic panel by mud and dirt formed after the water evaporates, effectively improving power generation efficiency.

This application provides a tote bag and a cold chain express storage box. The tote bag is used in the packaging and logistics field and includes a bag body and handles. The bag body has an open end, and a sealing flange protruding from the open end is provided on a first side of the bag body. The sealing flange can be adhered to a second side of the bag body opposite the first side to seal the open end. Multiple handles are provided and are respectively provided on the first and second sides of the bag body. Each handle is provided with a foldable part, so that under the action of force, a part of the handle can be bent away from the open end. With this design, before the operator seals the tote bag by adhering to the sealing flange, force is applied to the handle to bend it from the foldable part, so that a part of the handle bends away from the open end. This reduces or even avoids the handle obstructing the sealing flange when the operator seals the open end of the tote bag by sealing it, thereby improving the packing efficiency of the tote bag.

The present application relates to the technical field of silicon core pipe extrusion cooling, in particular to a HDPE silicon core pipe extrusion cooling device, which comprises a rack, a cooling runner for shaping the silicon core pipe is arranged on the rack, and a limiting mechanism for limiting the silicon core pipe is arranged on the cooling runner at equal intervals along the left-right direction, the height of each hard pipe is accurately adjusted by the control assembly, so that the high-temperature soft silicon core pipe passing through the cooling runner is applied with a shaping force by the limiting roller, the force effectively reduces the continuous floating lifting effect of the cooling water on the silicon core pipe, the limiting roller is driven to move radially by the driving assembly, the inner concave arc surfaces of the plurality of limiting rollers are combined to form an enveloping type constraint on the outer wall of the silicon core pipe, effective radial constraint and shaping of the silicon core pipe are realized, the cross-sectional roundness of the silicon core pipe is ensured, the mechanical structure on the pipe wall is maximally reduced, and the cooling uniformity of the silicon core pipe is ensured.