117results about How to "No fall" patented technology

The invention particularly discloses a portable pocket type intelligent electric vehicle. The system mainly comprises a supporting plate, power wheels, universal wheels, a battery, a control system, pressure sensors, motors and transmission mechanisms. The number of the power wheels is two. The number of the universal wheels is two. The power wheels and the universal wheels are arranged in the positions, close to the front side and close to the rear side, of the bottom of the supporting plate respectively. The four wheels make contact with the ground and support the electric vehicle. The number of the motors and the number of the transmission mechanisms are both two, and the motors and the transmission mechanisms are installed at the bottom of the supporting plate. The motors drive the transmission mechanisms and supply power to the power wheels. The four pressure sensors are installed in the left front position, the left rear position, the right front position and the right rear position of the upper surface of the supporting plate respectively and used for detecting the gravity center of an operator. The control system carries out calculation according to the gravity center of the operator and the deviation of the center position, and controls the speed of the two power wheels. The system is small in size and convenient to carry, the electric vehicle is controlled through the gravity center of people, an operation rod is not needed, pedals are not needed, and operation is natural.

The invention discloses an unmanned aerial vehicle transportation system for transporting hospital blood samples and a transportation method. The unmanned aerial vehicle transportation system comprises blood sample collection terminals, blood sample receiving terminals, sample boxes and unmanned aerial vehicles, wherein the blood sample collection terminals are arranged in all inpatient areas; the blood sample receiving terminals are distributed in all inspection areas; the sample boxes are used for holding blood samples; the unmanned aerial vehicles are used for transporting the sample boxes between the blood sample collection terminals and the blood sample receiving terminals; the bottoms of the unmanned aerial vehicles are provided with sample box catching devices, and sample box protection devices; the sample box protection devices comprise at least three support arms; when the unmanned aerial vehicles are in flying states, the tail ends of the support arms are bent towards one another to form a folded state in which sample box loading areas are enclosed; when the unmanned aerial vehicles are in parking states, the support arms are straightened to form straightening states by which the unmanned aerial vehicles are supported. By adopting the unmanned aerial vehicle transportation system and the transportation method, the capital construction layout of an existing hospital does not need to be changed, cost is saved, full-automatic blood sample transportation can be realized at the same time, manpower input is reduced, and security in a transportation process is ensured at the same time.

The invention discloses a vending machine for vending delicate goods. The vending machine comprises a vending machine body. Goods display stands, a goods conveying system and a control system are mounted in the vending machine body, and a man-machine interactive system is arranged on a front panel of the vending machine body in an embedded manner. The goods conveying system comprises a goods pusher and a goods receiver, and the goods pusher comprises pusher motors, retaining plates and screw rods, a pusher motor is arranged along each goods passage, a transmission spindle of each pusher motor is connected with each screw rod through a coupler, nuts of the screw rods are fixedly connected with the retaining plates, the pusher motors convert rotation into linear displacement through the screw rods, and goods are pushed along the goods passages by the retaining plates directly. The goods receiver comprises a transverse goods receiving tank, a goods receiving motor and a belt transmission system. Collision and impact of goods under presale, caused in goods conveying process, can be reduced effectively, original intact state of the goods is kept, and the vending machine is suitable for automatic vending of the delicate goods such as fruits, glass filling goods and other goods with low collision strength.

The invention discloses a method for controlling water inrush and sand inrush under a coal mine. The method comprises the steps that an injection pipe is arranged below by utilizing a disposable drilling bit device; a disposable drilling bit cap is separated and exited from a drilling body; the injection pipe is fixedly connected; and a special stratum is injected. The method for controlling the water inrush and the sand inrush is high in injection success rate, good in fixed injection pipe connection quality, great in injection pressure, high in drilling and injection combined efficiency and low in injection cost, and safe, quick, cheap and high-quality reconstruction can be achieved for the special stratum. The method achieves that the injection pipe is arranged below a drilling bit, high-pressure injection is performed on the special stratum by utilizing the fixedly connected injection pipe.

The invention discloses a wind energy capture method applied to large and medium-sized magnetic suspension yaw wind turbine generators. The method combines cabin suspension regulation and control, yaw wind facing, laterodeviation protection and generator power control, comprises two parts, namely the power tracking control of a generator and the yaw control of a rotating body of the wind turbine generator, and realizes maximum wind energy capture at a rated wind speed, laterodeviation protection at the rated wind speed and unit safety protection at a cut-out wind speed. Due to different wind speeds and different wind directions, work is separately carried out in the three working modes of suspension wind energy capture, non-suspension wind energy capture and unit safety protection, the power control of the generator and the yaw of the rotating body of the wind turbine generator are cooperatively regulated and controlled, and the safe capture of wind energy power is realized. The wind energy capture method effectively improves the yaw control precision of the wind turbine generator, the power control precision of the generator, the wind energy capture efficiency and the wind energy capture safety of the wind turbine generator.

The invention discloses a fully-automatic filling system for barreled water. The fully-automatic filling system sequentially comprises an automatic cap puller, a water barrel outer-brushing cleaning machine, an in-barrel cleaning machine, a filing machine and a capping machine in a transmission direction of a production line, wherein the automatic cap puller comprises a supporting frame, a cap pulling mechanism, a transmission mechanism as well as a barrel cap collecting box and an air-blowing mechanism which are separately positioned at the two sides of the supporting frame; the water barrelouter-brushing cleaning machine comprises a barrel inlet bracket, a brushing device, and an outlet barrel conveying mechanism; the in-barrel cleaning machine comprises an inlet barrel conveyor belt, acleaning machine cabinet and a cleaning device arranged in the cleaning machine cabinet; the filling machine comprises a filling conveyor belt, a filling bracket and a filling mechanism arranged above the filling bracket; and the capping machine comprises a capping mechanism and a cap arranging mechanism. The fully-automatic filling system is simple in structure, is easy in dismounting, is convenient in maintaining, automatically and continuously pulls caps, is complete and free of a dead angle in in-barrel cleaning, automatically and continuously fills, continuously caps, is high in cappingefficiency and is stable in working state.

The embodiment of the invention provides an automatic feeding device, relates to the technical field of assembling of four-side air-out embedded type air-conditioners, and aims to solve the problems that a conventional automatic feeding device is high in cost and low in security. The automatic feeding device provided by the invention comprises a pre-stored line, a transferring mechanism and an assembling line, wherein the pre-stored line is used for conveying an equipment stack to be fed; the transferring mechanism is arranged at the tail end of the operation direction of the pre-stored line and comprises a lifting platform; a telescopic rod is connected to the upper part of the lifting platform; a shifting plate is connected with the free end of the telescopic rod; when the telescopic rod extends to an extension position, the shifting plate is moved to a side far away from the transferring mechanism, of the equipment stack to be fed; when the telescopic rod withdraws to a withdrawing position, equipment to be fed in a highest position in the equipment stack to be fed is shifted onto the lifting platform by the shifting plate; the assembling line is arranged on one side of the transferring mechanism; the equipment to be fed, which is shifted by using the shifting plate, is transferred to the assembling line by using the lifting platform. The automatic feeding device provided by the embodiment of the invention is used for automatically feeding an air-conditioner frame.

The invention relates to ship unloading equipment applicable to various kinds of dried bulk cargo, which has the advantages of bundline resource saving, small area of occupied ground, low construction capital investment and cost reduction. The ship unloading equipment comprises an ascending conveying structure, a horizontal conveying structure, a descending conveying structure, a distribution conveying structure, cargo outlet pipes and a steel rail, wherein the ascending conveying structure is connected with the horizontal conveying structure, the horizontal conveying structure is connected with the descending conveying structure, the descending conveying structure is connected with the distribution conveying structure, and the distribution conveying structure is communicated with the cargo outlet pipes. The invention is characterized in that the cargo outlet pipes are distributed on the lower end surface of the distribution conveying structure.

The invention discloses a workpiece turning and hanging universal process of a large revolving body and a tooling attachment thereof. The process comprises the following steps of: turning a workpiece from a horizontal direction into a vertical direction and turning the workpiece from a vertical direction into a horizontal direction. The tooling attachment of the process comprises a turning hanger and a V-shaped supporting seat. The workpiece turning and hanging universal process of the large revolving body and the tooling attachment thereof have universality, are suitable for turning and hanging revolving body workpieces with same types and different specifications, and can ensure balance without deviating the position of a hanging point; a hanging rope and the workpiece can not generate hanging and touching interference; when the workpiece is turned, the contact position of the hanging rope and the workpiece can not generate sliding displacement; when the workpiece falls to the ground, the bottom of the workpiece can not knock the ground or a metal object; and the workpiece is vertically and reversely arranged according to an appointed direction, can be smoothly turned and hung, and has no collision, scratches or tumbles.

A light anti-sliding fabricated comprehensive pipeline support and hanger comprises stand columns, a cross arm, corner connectors and bases. The number of the stand columns is two, and the stand columns are vertically arranged at the two ends of the cross beam and arranged symmetrically. Profile mounting holes are formed in the three side walls of each of the stand columns and the cross beam. Thecorner connectors are attached to the side walls of the stand columns and the cross beam, and the corner connectors cooperate with fasteners to achieve locking and fixing. The bases are arranged at the top ends of the stand columns on the sides and cooperate with the fasteners to achieve locking and fixing. An opening of each profile mounting hole is square. The structure strength of the support connecting structure is higher, safety performance is high, the assembly process is simplified, use of assembly tools is reduced, the bolt assembly rate is increased, the assembly overall attractiveness is high, and use adaptability is high.

The invention discloses a high-rise wall surface cleaning robot moving device. The high-rise wall surface cleaning robot moving device comprises two steel wire ropes used for suspending a cleaning robot, wherein one ends of the steel wire ropes are connected with the cleaning robot, and the other ends of the steel wire ropes respectively winds across a pulley and are respectively wound around a winding device. The high-rise wall surface cleaning robot moving device is simple in structure, reliable in work, simple in control, light in weight, and strong in wall surface adaptive capacity. The high-rise wall surface cleaning robot moving device adopts a steel wire rope suspension mode, and the addition of a suction mechanism or a climbing mechanism is not needed due to gravity when the cleaning robot operates. Meanwhile, the high-rise wall surface cleaning robot moving device just needs to control a motor to adjust the length of each steel wire rope, and the cleaning robot can move freely in the horizontal direction and the vertical direction. The high-rise wall surface cleaning robot moving device is simple in structure and convenient to control. Each winding device adopts a worm and gear self-locking mechanism, so that when the motor is powered off by accident, the cleaning robot is kept at the original position and does not fall off.

The invention provides an automation house concealed in the underground in wartime. Usually natural and man-made disasters can be avoided. If typhoon is coming, the house can be lowered to the underground in advance. When earthquake occurs, the house in a steel structure does not crack and never collapses. In wartime, since the house is hidden in the underground and the ground is covered by green plants, the target is difficultly found. Due to staff evacuation channels in the underground, the personal safety is guaranteed. When the house is lowered to the underground, the house is controlled by lower limit and limit inferior switches arranged on an anti-loosening device (double-string protection), and the anti-loosening device can protect loose cables, lasso and disordered cables. The height of the house rising to the ground is controlled by a spiral encoder (the accuracy is MM). The house stopping on the ground is always hung by four groups of hover hooks, and is prevented from falling. Personal and property safety can be ensured.

The invention discloses a clamp for reversely fixing a plurality of substrates of magnetic-control sputtering equipment, and the clamp comprises a base and fixing parts, wherein the base is provided with a plurality of dovetail grooves; the top surface of each dovetail groove is provided with a plurality of rectangular grooves used for placing the substrates at intervals; four corners of each rectangular groove are all respectively fixed with spacers; the height of the spacers is the difference of the height of the rectangular grooves and the height of the substrates; each fixing part comprises a dovetail-shaped block matched with the dovetail grooves; the dovetail-shaped blocks are provided with screws; the dovetail grooves are internally respectively provided with the fixing parts at both sides of each rectangular groove; the screws positioned in the fixing parts penetrate through the dovetail-shaped blocks and then tightly support against the bottom surfaces of the dovetail grooves; and after the substrates are clamped, the top surfaces of the dovetail-shaped blocks are aligned to the top surfaces of the substrates, so that the phenomena of shielding, electric field unevenness, and the like are prevented from being generated. The clamp disclosed by the invention can ensure that the falling can not be generated under the condition that the plurality of substrates are reversed, thereby smoothly completing the magnetic-control sputtering film-coating process.

The invention relates to an energy-saving unpowered lower opening type tyre vulcanizing segmented mold which comprises a vulcanizing upper mold, a vulcanizing lower mold and a segmented module. The segmented mold is characterized in that the vulcanizing upper mold comprises an upper tapered mold sleeve, the upper surface of the inner side of the upper tapered mold sleeve is fixedly provided with an upper steel ring and an upper tyre side plate, a guide block is arranged on the inner tapered surface of the upper tapered mold sleeve, the vulcanizing lower die comprises a lower segmented mold baseplate and a lower tyre side plate fixedly arranged on the lower segmented mold baseplate, the segmented module is connected to the lower segmented mold baseplate and radially moves through a radial sliding device arranged on the lower segmented mold baseplate, and an inclined guide groove which is matched with the guide block is also arranged on the outer side surface of the segmented module. The segmented mold provided by the invention can not only save energy sources and is convenient for operating, but also reduces the equipment cost and has high operation safety.

The invention relates to the technical field of inspection systems, in particular to an AR smart point inspection system based on space anchor points. The system comprises a streaming media server, an application server, a machine room server, a computer, a mobile terminal, a portable WiFi router and AR glasses; the streaming media server, the application server, the computer room server, the computer, the mobile terminal and the portable WiFi router are connected through the Internet; the portable WiFi router provides data access service for the AR glasses, and the streaming media server carries audio and video streaming media service and has the technical characteristics of providing bidirectional real-time voice, high-definition video images and low delay, and providing multi-expert consultation mode and historical picture storage in business. The AR intelligent point inspection brings convenience for enterprise daily equipment point inspection and fault processing; when problems which are difficult to solve are encountered, the problems can be rapidly and accurately solved through remote expert cooperation, the point inspection efficiency of field engineers is improved, and the point inspection cost is reduced.

The invention relates to a self-driven double-layer stereo parking device. The self-driven double-layer stereo parking device comprises a supporting device, driving lifting devices, a falling prevention device and kick-ahead prevention devices, wherein the driving lifting devices are arranged at the two ends of the supporting device; the falling prevention device is arranged at the bottom end of across beam of the supporting device, and a stair is arranged outside one end of the supporting device; and the kick-ahead prevention devices are arranged on the positions, near the tops of one end ofthe stair, of lifting platforms of the driving lifting devices. The self-driven double-layer stereo parking device mainly adopts a form of chain transmission to realize autonomous parking of vehicles; the self-driven double-layer stereo parking device has a simple overall structure and low cost, is easy to realize double-layer parking for family users, saves parking space and is easy to maintain;and the self-driven double-layer stereo parking device adopts a lifting form of straight up and down and is especially suitable for family parking with two vehicles, the two cars can be parked with only one parking space, the space is fully used, and the land resources are saved.

The invention provides a comprehensive moving household window wiping robot based on non-contact permanent magnetic adsorption. A driving wheel of a window wiping robot inner machine is arranged at the bottom of an inner machine shell, a lead screw lifting mechanism is connected with an inner machine permanent magnet and a motor, the inner machine permanent magnet, a power supply module and the motor are arranged in the inner machine shell, the power supply module is connected with the motor, the motor drives the driving wheel to comprehensively move, an outer machine permanent magnet of a window wiping robot outer machine is arranged in an outer machine shell, a driven wheel is arranged at the bottom of the outer machine shell, and the window wiping robot outer machine synchronously moves along with the window wiping robot inner machine through magnetic acting force between the outer machine permanent magnet and the inner machine permanent magnet. The window wiping robot and remote control are combined, the inside and the outer of a window are simultaneously cleaned by the aid of the inner machine and the outer machine adsorbed by the permanent magnets, the outer machine is adsorbed by the inner machine through the permanent magnets, falling down is avoided, and the window wiping robot can be used for common working places needing double-sided cleanness.

The invention relates to a method for producing a high-quality sports rubber running track by utilizing a papermaking rubber roller leftover material. The rubber running track is prepared from the following effective components in parts by weight: 15 to 20 parts of rubber roller cuttings, 25 to 30 parts of polyurethane prepolymer, 20 to 25 parts of mixed polyether, 10 to 15 parts of polyethylene granules, 8 to 12 parts of pigment, 5 to 8 parts of auxiliary agent, 12 to 18 parts of asphalt and 15 to 20 parts of filler. The rubber running track provided by the invention has the characteristics of turning waste into treasure, aging resistance, exposure resistance, stable structure, good shock absorbing effect, non-toxicity, high elasticity, softness, skid resistance, collision resistance and the like.

The invention relates to automatic conveying equipment, in particular to an automatic conveying mechanism for containers. The invention discloses a full-automatic bottle conveying mechanism of a filling production line. The full-automatic bottle conveying mechanism of the filling production line comprises a support, a track, a steel wire support frame and a cam rotary table, wherein bottles are arrayed on the track; the steel wire support frame is used for guiding the bottles to move; the cam rotary table is used for pushing the bottles to move; the track and the steel wire support frame are fixedly connected to the support; and the cam rotary table is movably connected to the support through a mandrel. By the full-automatic bottle conveying mechanism of the filling production line, bottles are conveyed to a filling positions from the track, and the bottles can stand instead of lying so as to facilitate filling; and in a bottle conveying process, actions are simple, and the bottles are positioned accurately, and are conveyed smoothly and stably.

The invention provides a preparation method of an embedded heterogeneous ceramic substrate. The preparation method comprises the following steps: in virtue of trapezoidal or tapered holes formed by laser drilling, reversely buckling and embedding a trapezoidal or tapered ceramic body formed by a ceramic substrate into another ceramic substrate with a trapezoidal or tapered ceramic hole, mutually bonding small gaps between the trapezoidal or tapered ceramic body and the ceramic substrate through a high-temperature-resistant, acid-base-resistant and compact glass body; and finally, carrying outdouble-sided grinding and polishing treatment to obtain the embedded heterogeneous ceramic substrate. The embedded heterogeneous ceramic substrate has the characteristics of high thickness precision,high flatness, small surface roughness and the like, and solves the problems that an interconnection gap between two kinds of ceramics is too large, substrates are large in thickness tolerance, high in surface roughness, large in warping degree, poor in consistency, repeatability and batch production performance and unsuitable for thickening of high-reliability heterogeneous ceramic electronic components or film processes, and the like. The embedded heterogeneous ceramic substrate of the invention can be widely applied to various different ceramic type electronic components and component modules, such as broadband and miniaturized circulators, and has wide application fields and very good market prospects.

The invention discloses a line fault indicator dismounting device for a high-altitude transformer, relates to the technical field of line fault indicators, and solves the problems that a line fault indicator is hung on a high-altitude line and is inconvenient to dismount and recycle when being damaged or broken down, and great potential safety hazards exist due to manual operation. A line fault indicator dismounting device for a high-altitude transformer comprises a mounting plate, two rotary butt joint blocks are movably arranged below the mounting plate, a supporting shaft is fixedly installed at one end corner of the upper surface of each rotary butt joint block, the top end of each supporting shaft is movably inserted into the bottom face of the mounting plate, and a line fault indicator bearing groove is formed in the middle of the outer side surfaces of the two rotary butt joint blocks. According to the invention, the walking mechanism, the path finding mechanism and the dismounting mechanism are arranged, so that a faulted line fault indicator can be rapidly dismounted and recovered, the stability of the device in the moving and using process is ensured, and the safety risk is reduced.

The invention discloses a small-amplitude synchronous lifting platform which aims to achieve steady rising and descending of goods and can be applied to research and development of a rapid goods loading and unloading device. The small-amplitude synchronous lifting platform comprises an underframe 1, a carrier plate 19, a lifting driving motor 4, a motor shaft coupler 5, a bidirectional output speed reducer 6, a first speed reducer shaft coupler 3-1, a first transmission shaft 2-1, a first transmission mechanism 101-1, a second speed reducer shaft coupler 3-2, a second transmission shaft 2-2 and a second transmission mechanism 101-2, and further comprises eight longitudinal positioning retractable frames 10 and four driven roller groups 9, wherein the lifting driving motor 4 supplies power to the first transmission mechanism 101-1 and the second transmission mechanism 101-2 so as to enable the first transmission mechanism 101-1 and the second transmission mechanism 101-2 to drag the goods to rise and fall. The small-amplitude synchronous lifting platform overcomes the defects that the existing hydraulic lifting platform is fierce in vibration, large in deformation under a loaded condition and sensitive to a suddenly-changing load; the small-amplitude synchronous lifting platform not only has the characteristics of high stability and synchronization, but also has the characteristics of low cost and high efficiency, and can be applied to research and development of rapid loading and unloading equipment.

The invention discloses a composite core. The composite core comprises a surface layer, a bottom layer and an absorption layer located between the surface layer and the bottom layer, wherein the absorption layer comprises at least one water absorption fiber layer and SAP spread on the upper and lower surfaces of the water absorption fiber layers and in the gap; at least one flow guide hole is formed between the surface layer and the uppermost water absorption fiber layer; the flow guide hole runs through the surface layer; at least one flow guide channel is formed between the bottom layer andthe bottommost water absorption fiber layer. The invention further provides a manufacturing method of the composite core. The absorption mode of the composite core is converted to cross-layer diffusion quick conduction absorption from layer-by-layer transfer absorption from the outside to the inside, so that the absorption speed of liquid entering different layers of the core is greatly increased,the multi-time absorption performance, air permeability and liquid permeability of the core are remarkably improved, and the temporary liquid storage capacity and utilization rate of the core body are greatly improved.

The invention relates to a garbage bin, provides a retractable garbage bin, and aims to solve the problem that an opening of an existing garbage bin is inapplicable to garbage bags with different sizes. The retractable garbage bin comprises a bin body, wherein the bin body comprises an upper bin and a lower bin; the bottom of the lower bin is sealed; the upper bin is sheathed in the lower bin; the upper bin can slide up and down along the inner wall of the lower bin; a compression spring is arranged on the inner bottom surface of the lower bin; a supporting plate is connected to the upper side of the compression spring; four hanging parts are arranged at the upper edge of the upper bin; each hanging part comprises a clip, a hanging ring and an elastic rope; the hanging rings are connected with the upper bin; each elastic rope is connected between the corresponding hanging ring and the corresponding clip. When a smaller garbage bag is used in the retractable garbage bin, the edge of the garbage bag can be clamped by the clips on the hanging parts, so that the garbage bag cannot fall to the bottom of the garbage bin; meanwhile, the elastic ropes on the hanging parts can be retracted, so that the garbage bin is applicable to the garbage bags with different sizes.

The invention discloses a novel cable column. A supporting cross rod on a supporting frame can be used for fixing a supporting frame which is used for mounting an outer automatic circuit breaker on an electric wire rod. Devices such as a second hold hoop and a supporting rod on the supporting frame can improve integral firmness and connecting strength of the supporting frame. A first half pipe and a second half pipe are arranged and furthermore the first half pipe is connected with the second half pipe through hinges so that a cable can be protected from aging, and furthermore placement of the cable into a protective pipe is facilitated. A tightening hoop can tie the outer cables into a bundle for being placed into the protective pipe. A fixing frame and a fastening frame are arranged for stably fixing an outer FTU housing on the outer electric wire rod.

A telescopic type pipeline climbing device comprises an upper locating pipe sleeve, a lower locating pipe sleeve and opening-closing telescopic arms. The upper locating pipe sleeve and the lower locating pipe sleeve are of a circular-ring-shaped structure and are each provided with a casing pipe assembling mouth and pipe clamping locators, each casing pipe assembling mouth is provided with a clamping opening-closing door, the pipe clamping locators comprise multiple telescopic jacking devices, each opening-closing telescopic arm is formed by connecting two rod-shaped arm frames through a rotation shaft, and an opening-closing driving device is arranged between every two rod-shaped arm frames. According to the telescopic type pipeline climbing device, the telescopic type pipeline climbing device is installed on the outer ring of a chimney pipe in a sleeving mode and climbs up and down along the chimney pipe in an opening-closing telescopic mode, a mechanical maintenance arm is matched with maintenance tools, a flue gas monitoring probe, a gas sampling tank and the like to perform works such as maintenance and real-time detection on the top of the chimney pipe and gas sampling, therefore, not only is the maintenance cost lowered, but also the maintenance time is shortened, and the safety accident that a maintenance worker falls from the high place cannot occurs. Accordingly the telescopic type pipeline climbing device has the advantages of being reasonable in structure, easy to operate and capable of replacing the maintenance worker to climb to the top of the chimney pipe to work.

The invention discloses a preparation method of an optical waveguide, comprising: step (a) of forming a coating layer on a semiconductor substrate; step (b) of etching the coating layer and forming acore layer slot; step (c) of depositing a core layer and a sacrifice layer sequentially; step (d) of performing surface flattening; step (e) of removing the sacrifice layer; step (f) of repeating steps (c) to (e) until the core layer slot is filled with the core layer; and step (g) of performing performance flattening and obtaining a waveguide core. The invention further provides an optical waveguide, comprising a semiconductor substrate; a coating layer located on the semiconductor substrate and being etched with a core layer slot; and a core layer filled in the core layer slot. Adopting thesolution can finally obtain a high-quality silicon nitride strip waveguide with the thickness thereof far exceeding a critical thickness.

The invention relates to a tilt vibration shakeout machine which comprises a hopper, vibration motors and a discharge hole, wherein both sides of the hopper are provided with the vibration motors, and one end of the hopper is provided with the discharge hole; the lower part of the discharge hole is provided with a transmission belt; the vibration motors are obliquely arranged at both sides of the hopper; and the bottom of the hopper is parallel and level to the level ground of the upper end of a foundation pit. According to the tilt vibration shakeout machine, the sand flow rate is more uniform due to the vibration generated by obliquely arranging the vibration motor, so that the working efficiency is improved, and the energy is saved; because the hopper is a little higher than the ground, the conditions of falling and squeezing people cannot be generated during operations, so that the safety of the equipment is improved; because the whole equipment can be covered by a dust removal cover, and the upper end in the dust removal cover is provided with an air curtain, the dust removal effect reaches higher than 95 percent, so that the working environment is purified, the atmospheric pollution is reduced, and the safety of manual operation is improved.

The invention relates to an automated conveying device and particularly relates to an automated conveying mechanism for a container. The invention discloses a fully automatic bottle conveying line. The bottle conveying line comprises a support, a track for arranging bottles, a steel wire support frame for guiding the movement of the bottles, and a cam turntable for pushing the bottles to move. Thetrack and the steel wire support frame are fixedly connected to the support. The cam turntable is movably connected to the support through a central spindle. The fully automatic bottle conveying linecan be used for conveying bottles on the track to a filling position, and converting the lying state of the bottles into the standing state so that the filling process is convenient. The bottle conveying process is simple, realizes accurate positioning of the bottles and realizes smooth and stable conveying of bottles.

The invention relates to the field of environmental protection devices, in particular to a lithium battery recovery environment-friendly device. The lithium battery recovery environment-friendly device comprises a base, a shielding structure, a rotating structure, a plurality of feeding structures, placement structures, a limiting structure and a sliding structure; the multiple feeding structuresare fixed inside the base, the bottom end inside the base is slidably connected with the placement structures, the placement structures correspond to the feeding structures in an one-to-one mode, through cooperative use of the feeding structures and the placement structures, a waste lithium battery can be automatically collected into a plate-shaped structure, pick-up placement does not need to beconducted for two times manually, the time and labor are saved, and the lithium battery recovery environment-friendly device is more environmentally friendly; the placement structures are slidably connected with the base, and thus the collected lithium battery can be more convenient to take; and the limiting structure is arranged between the feeding structures and the placement structures, the situation that the lithium battery falls can be avoided when the placement structures conduct taking, a certain angle is formed between a buffer channel and the limiting structure, and thus it is ensuredthat when an inserting plate is inserted into a limiting groove, the situation that the inserting plate cannot be inserted into the limiting groove due to the gravity of the battery is avoided.