341results about How to "Improve collection effect" patented technology

The invention relates to the technical field of glass insulator cleaning, in particular to double-function glass insulator cleaning equipment which comprises a mounting seat, two moving seats are slidably mounted at the bottom of the mounting seat, the distance between the two moving seats can be adjusted, and cleaning sponges are mounted on the opposite sides of the two moving seats. The cleaning device can effectively wipe and clean insulators of different dead angle positions and different specifications, dust and impurities on the surface of the cleaning sponge are scraped off through rotation of the scraping blade, and therefore the cleaning effect on the subsequent insulators is guaranteed; air can be exhausted through a plurality of second exhaust holes in the periphery of a scraper to guide dust and impurities into a collecting and filtering box, in the rising process of the scraper, the dust and the impurities can be further guided into the collecting and filtering box through dust suction holes in the periphery of cleaning sponge, and the collecting effect of the collecting and filtering box on the dust and the impurities is improved; and potential safety hazards to respiratory systems of electric workers are avoided.

The invention relates to the technical field of network supervision, and discloses an extensible high-performance network boundary flow distribution system and method, and the method comprises the steps: a configuration agent module analyzes network configuration information, and transmits the network configuration information of a collection port and a forwarding port to a flow collection module and a flow filtering and forwarding module; the strategy agent module analyzes the network strategy information, and sends a filtering strategy and a forwarding strategy to the message identification module and the flow filtering and forwarding module; the flow acquisition module sets an acquisition port based on the network configuration information of the acquisition port, acquires a data message, and forwards the flow to the message identification module or the flow filtering and forwarding module based on the start and stop condition of the message identification module; the message identification module labels the traffic after filtering the traffic based on the filtering strategy; and the traffic filtering and forwarding module filters the traffic based on the filtering strategy and forwards the traffic according to the forwarding strategy and the network configuration of the forwarding port. And the flow forwarding fine granularity can be accurately controlled.

The utility model relates to the technical field of sewage treatment, and provides a sewage air flotation treatment device which comprises a sewage air flotation treatment box, a plurality of scrapers arranged in the sewage air flotation treatment box and used for scraping a scum layer and a conveying part used for conveying the scrapers, and the multiple scrapers are arranged in the length direction of the sewage air flotation treatment box at intervals; a collecting tank for collecting scum on the scraper blade is arranged at one end of the sewage air flotation treatment box, and is provided with a cleaning piece for cleaning the scum adsorbed on the scraper blade; the cleaning part comprises a plate body, a cleaning plate and an elastic part; the cleaning plate is rotationally connected to the plate body and is used for scraping dross adsorbed on the scraping plate; the elastic part is used for enabling the cleaning plate to rotate in the direction close to the scraping plate; the conveying part drives the scraping plate to move in the direction close to the collecting tank and the cleaning plate. The device has the beneficial effect of reducing the possibility of secondary pollution of a large amount of scum adsorbed on the scraping plate to primarily treated water in the process of circularly conveying and using along with the scraping plate.

The invention provides an X-ray photovoltaic radiation cell based on a gallium-containing semiconductor and a preparation method of the X-ray photovoltaic radiation cell. The gallium-containing semiconductor X-ray radiation photovoltaic cell comprises a gallium-containing semiconductor transduction unit and an X-ray radiation source 55Fe arranged on the semiconductor transduction unit, wherein the semiconductor transduction unit containing gallium comprises at least one of GaAs (gallium arsenide), GaInP (gallium indium phosphide), GaP (gallium phosphide) and Ga2O3 (gallium trioxide). According to the invention, the structure of a radiation photovoltaic cell is adopted, the output power density of an X-ray radioactive source 55Fe can be effectively improved, the penetration depth of the X-ray source 55Fe in a semiconductor can be effectively shortened by taking GaAs, GaInP, GaP and Ga2O3 as semiconductor materials, and meanwhile, the collection capability of current carriers is effectively improved by adjusting the total thickness of a semiconductor transduction unit and the doping concentration of each layer, so that the performance of the X-ray source 55Fe is improved. And finally, the preparation of the X-ray radiation photovoltaic cell with high output power and high energy conversion efficiency is realized.

The invention discloses a switching value acquisition device. Wherein the switching value acquisition device comprises a micro-control unit and a signal acquisition circuit with a connector and an abnormal detection circuit; the first access end and the second access end of the connector are connected with the positive electrode end of the contact switch, the third access end and the fourth access end of the connector are connected with the negative electrode end of the contact switch and used for collecting switching value signals output by the contact switch, and the first output end of the connector is connected with a first external power supply; the second output end and the third output end of the connector are connected with the micro-control unit, so that the micro-control unit receives a switching value signal; the anomaly detection circuit is connected between the signal output end and the input end of the micro-control unit; and the micro-control unit is used for performing state diagnosis on the switching value acquisition device through the anomaly detection circuit to obtain a state diagnosis result. The device can perform switching value signal acquisition on the wet contact switch and the dry contact switch, has a self-diagnosis capability, and improves the acquisition capability of the switching value signals.

The present invention relates to the field of photovoltaic equipment, and in particular to a water photovoltaic equipment with a protective function, including a floating photovoltaic equipment, a protective plate, a pressure plate and a collection box; the front side of the floating photovoltaic equipment is detachably connected with a protective plate to prevent seawater from splashing when the waves hit; the protective plate is arranged to be bent forward; the front side of the floating photovoltaic equipment is provided with a pressure plate; the floating photovoltaic equipment is provided with a plurality of collection boxes to prevent the equipment from being contaminated by garbage; the pressure plate is detachably connected to the collection box. The present invention realizes guiding the waves to impact downward by setting the protective plate to be bent forward, while dispersing the impact force of the waves hitting the buoy, and the highest point of the protective plate is always higher than the height of the waves rolling up, so as to prevent the splashed seawater from adhering to the photovoltaic panel.

The utility model relates to the technical field of traditional Chinese medicine decoction pieces, and discloses a traditional Chinese medicine decoction piece automatic collecting device which comprises a machine body, the bottom surface of the machine body is rotationally connected with two rotating rollers, the outer surfaces of the two rotating rollers are in transmission connection with a moving crawler belt, and the left side surface of the machine body is fixedly connected with two supporting plates; a conveying belt is installed between the two supports, and the left side faces of the two supporting plates are fixedly connected with a fixing plate. According to the automatic collecting device for the traditional Chinese medicine decoction pieces, rolling of residual scattered materials can be reduced by installing the movable crawler belt, the collecting effect is improved, the traditional Chinese medicine decoction pieces can be conveyed through cooperation of the installed sweeping plate and the conveying belt, the collecting efficiency is improved, automatic transferring and collecting of the materials are achieved, manual intervention is reduced, and the labor intensity of workers is relieved. And through cooperation of a sieve plate and a dust collection frame, impurities in the traditional Chinese medicine decoction pieces can be removed, the traditional Chinese medicine decoction pieces can be screened, and medicine residues and stones in the traditional Chinese medicine decoction pieces can be removed.

The invention relates to a preparation method of a solar cell, the solar cell and a photovoltaic module. The preparation method of the solar cell comprises the steps that a substrate is provided, the substrate is provided with a first surface and a second surface which are oppositely arranged in the thickness direction perpendicular to the substrate, and at least one of the first surface and the second surface is defined as a target surface; forming a first tunneling layer, a first doped semiconductor layer, a second tunneling layer and a second doped semiconductor layer which are stacked on the target surface of the substrate in the direction away from the substrate to obtain a passivation structure; a plurality of holes are formed in the second tunneling layer; and performing annealing treatment on the passivation structure to increase the size of the hole in the direction parallel to the reference plane. According to the preparation method of the solar cell, the passivation performance of the solar cell can be improved, and the contact performance of the solar cell can also be improved.

The invention relates to the photovoltaic field, and provides a photovoltaic module, which comprises a battery piece, a conductor and a conductive backboard, and is characterized in that the battery piece comprises a battery body and an electrode arranged on the battery body; the conductive backboard comprises an insulating layer, a conductive layer and a back adhesive film which are stacked in sequence, wherein the insulating layer is provided with a plurality of through holes penetrating through the insulating layer; the conductor is arranged in the through hole, the electrode on the battery body is electrically connected with the conducting layer through the conductor, in the longitudinal section of the conductor, the length of the first side, in contact with the electrode, of the conductor is D1, the length of the second side, in contact with the conducting layer, of the conductor is D2, and the first side and the second side are arranged on the two opposite sides of the conductor; the length of a third side located at the narrowest position between the first side and the second side in the longitudinal section is D3, and D1gt; d3 and / or D2gt; and D3. The conductor not only can ensure the current collection and transmission efficiency, but also can save the cost.

The invention discloses a multichannel data acquisition device, a multichannel data acquisition method and a radar system. The multichannel data acquisition device comprises M analog acquisition channels, N AD chips, an FPGA, a clock module and a DDR. Each analog acquisition channel is used for converting a single-ended analog signal into a differential analog signal; each AD chip is used for converting the differential analog signal into a digital signal; the FPGA is used for synchronously capturing digital signals output by the plurality of AD chips; performing time-frequency conversion on each digital signal to obtain a corresponding frequency domain signal; carrying out filtering processing on each frequency domain signal; and storing and uploading the signal after the filtering processing. The clock module is used for providing a reference clock for the whole device; and the DDR is used for caching the data processed by the FPGA. The problems that a time domain filtering method is complex in calculation and frequency response is difficult to control are solved.

The invention relates to the technical field of rubber waste collection, and discloses an extrusion trimming device for rubber tire processing, comprising a thermoplastic device for processing rubber tire products, a bracket installed on the top of the thermoplastic device, a linear drive component fixedly connected to the bottom of the bracket, and a trimming knife fixedly connected to the output end of the bottom of the linear drive component for trimming the rubber products formed by thermoplastic molding. The outer surface of the thermoplastic device is provided with a processing body, and the processing body comprises: a stirring device, which is fixedly connected to one end of the top of the thermoplastic device away from the bracket, and the stirring device is used to stir the raw materials of the rubber products. The device has the advantages that the device can collect rubber cutting waste and process it so that it can be used as raw material for production, improve the recycling rate of resources, improve the production efficiency of the device, and avoid directly using the raw material as raw material for production without processing to reduce the quality of the finished product.

The utility model relates to the technical field of laser processing, and discloses a clamp for laser processing, which comprises a base and a chuck, connectors are arranged between the ends of the base and the chuck, and the two connectors are connected through a rotating shaft. An inclined support rod connected with a rotating shaft at the other end of the chuck and pushing the chuck to lift is mounted in the other end of the base; according to the device, the steering adjusting motor and the angle adjusting motor are used for driving one ends of the two parting vices which are arranged in an opening and closing mode to be lifted and rotated, so that the direction and the inclination angle of a workpiece can be adjusted, and laser machining operation is facilitated; and meanwhile, dust generated in the machining process can be collected through negative pressure suction of the dust removal plate after being vibrated by the vibration motor, and the collection effect is better.

The utility model relates to the field of rice planting, in particular to soil turning equipment for rice planting. The technical problems that in the soil turning process, pebbles in soil are difficult to collect, the pebbles in the soil may cause negative influences on rice planting, and noise generated during soil turning is difficult to reduce are solved. According to the technical scheme, the soil turning equipment for rice planting comprises a supporting assembly; the device further comprises a braking assembly, a soil turning assembly, a noise reduction assembly, a collecting assembly and a reinforcing assembly. The braking assembly is started to enable the soil turning assembly to rotate to turn soil, during soil turning, part of pebbles can fall into the collecting assembly, part of pebbles falling into the collecting assembly can be rebounded by the reinforcing assembly to fall into the collecting assembly again, the pebble collecting effect is improved, and the problem that in the soil turning process, the pebbles cannot fall into the collecting assembly again is solved. The problems that stones in soil are difficult to collect and noise generated during soil turning is difficult to reduce are solved.

The utility model relates to the technical field of polishing equipment, and discloses novel environment-friendly numerical control polishing equipment which comprises a main shaft mechanism, a safety protection mechanism, a polishing mechanism, a waste chip cleaning and collecting mechanism and an intelligent numerical control system, the intelligent numerical control system is used for controlling all the mechanisms to cooperate together to automatically complete polishing, and the main shaft mechanism comprises a chuck and a main shaft. The grinding mechanism comprises a belt type grinding machine and a two-shaft feeding mechanism, the two-shaft feeding mechanism is used for controlling the belt type grinding machine to move in a plane, the main shaft mechanism and the grinding mechanism are controlled through the intelligent numerical control system, automatic grinding of the outer surface of the large tube base is completed, labor intensity is reduced, and the grinding efficiency is improved. The grinding quality is improved, the grinding efficiency is improved, the safety of an operator is guaranteed by arranging a safety protection system and a waste chip cleaning and collecting device, and meanwhile the dust collecting effect is further improved through cooperation of a grinding belt vibration dust removal assembly and a waste chip cleaning and collecting mechanism.

The utility model discloses a surface treatment device for metal furniture, which comprises a machine body, a filter screen is fixedly connected on the machine body, a collecting mechanism is arranged at the bottom of the filter screen, a polishing mechanism is arranged at the top of the machine body, the collecting mechanism comprises a fixed seat and a connecting seat, the connecting seat is fixedly connected with the end part of the filter screen, and the polishing mechanism is fixedly connected with the fixed seat. The end part of the fixed seat is rotationally connected with an inclined material receiving plate through a hinge, a collecting box is arranged on one side of the fixed seat, a plurality of supporting seats are arranged at the bottom of the inclined material receiving plate, and a plurality of elastic pieces are arranged between the supporting seats and the inclined material receiving plate. According to the surface treatment device for the metal furniture, a driving motor drives a first knocking block to knock a connecting base, scraps on a filter screen are vibrated down, an inclined material receiving plate receives the scraps, meanwhile, a second knocking block is driven to knock the inclined material receiving plate, the scraps on the inclined material receiving plate are vibrated into a collecting box, and therefore the collecting effect can be effectively improved.

The invention discloses a solar cell, a photovoltaic module and a semiconductor substrate, relates to the technical field of photovoltaics, and aims to improve the passivation effect of a passivation layer, improve the contact performance of a doped semiconductor layer and an electrode and improve the shaping of the electrode. The solar cell includes a semiconductor substrate and a passivation layer. The side, away from the semiconductor substrate, of the passivation layer is provided with a first tower footing texture structure and a second tower footing texture structure. The first tower footing texture structure comprises a plurality of first substructures, and the bottom surfaces of the first substructures are recessed into the passivation layer. In the first tower footing texture structure, the first substructure of which the bottom surface is a complete pattern is a target substructure. The second tower footing texture structure includes a plurality of second sub-structures disposed within the first sub-structure, the bottom surfaces of the second sub-structures being recessed into the passivation layer relative to the surface of the first sub-structure. The one-dimensional size of each target substructure is larger than that of each second substructure, and the number of the second substructures arranged on at least one target substructure is larger than or equal to 10.

The invention discloses a filtering and collecting device for waste gas treatment, and belongs to the field of waste gas filtering. The invention relates to a filtering and collecting device for waste gas treatment, which comprises a box body, an outer barrel body, an upper barrel body and a lower barrel body, the inner cylinder body is rotationally connected into the outer cylinder body in a sealed mode, a filtering cavity and a storage cavity are formed in the inner cylinder body, and a first through hole is formed between the filtering cavity and the storage cavity; the first motor is fixedly arranged at the lower end of the outer barrel, and the output end of the first motor is fixedly connected with the inner barrel; the air inlet pipe is arranged on one side of the box body, an air inlet ring communicated with the air inlet pipe is arranged on the outer cylinder body, and an air inlet communicated with the air inlet ring is formed in the inner cylinder body; through cooperation of steam, a filter plate and a purification spiral piece, impurities in wet waste gas are adsorbed and then filtered and collected, and the waste gas filtering and collecting efficiency and the filtering and collecting effect are effectively improved.

The invention relates to the technical field of FPC flexible circuit board laser cutting, and provides a new energy battery FPC flexible circuit board laser cutting device and method.The new energy battery FPC flexible circuit board laser cutting device comprises a machining table, a machining station, a finished product station, a partition plate placing station, a feeding conveying component, a discharging conveying component, a laser machining mechanism and a grabbing mechanism; the machining station, the finished product station and the partition plate containing station are all arranged on the machining table. The grabbing mechanism is arranged to move among the machining station, the finished product station and the first waste collecting opening, cut finished products and outer frame waste are conveniently and independently recycled, the grabbing mechanism further passes through the partition plate containing station when moving, partition plates are conveniently grabbed and placed on the cut finished products, all the cut finished products are mutually blocked, and the cutting efficiency is improved. And the ion air knife is arranged to blow the cutting waste, the ion air knife is adjusted to move, the cutting waste on the whole machining station is conveniently blown to the second waste collecting opening to be collected, and use is convenient.

The invention relates to the technical field of yarn manufacturing, in particular to yarn strength testing equipment for spinning. According to the technical scheme, the device comprises a test supporting plate, a guide block is fixedly installed on one side of the test supporting plate, a threaded rod guide assembly is installed on one side of the test supporting plate, a yarn conveying assembly is installed on the side wall of the test supporting plate, and two kink recovery assemblies are installed on one side of the test supporting plate. An inserting type guide wheel rod drives a recording sliding rod to move upwards along a limiting guide column, so that an auxiliary spring extrudes a built-in thread guide block to face a pressure sensing assembly on one side of a clamping positioning inserting block, it is represented that pressure applied to yarn is not enough, a worker can finely adjust the distance between two wire clamping blocks through a computer, and the yarn clamping efficiency is improved. Therefore, the clamping force can be well adjusted according to the clamping state of the yarn, the yarn is fully clamped, and meanwhile the situation that the strength result of the yarn is affected due to the fact that the clamping force borne by the yarn is too large or too small is avoided.

The present invention relates to the technical field of band sawing machines, and in particular to a servo-feed sawing precision spindle motor sawing machine with a chip suction structure, comprising a saw frame, on which two groups of lifting seats are symmetrically welded, and a guide assembly is arranged on the lifting seat, and the guide assembly comprises a guide frame fixedly connected to the lifting seat, a connecting plate is fixedly connected between the tops of the guide frames, and an auxiliary frame one and an auxiliary frame two are installed at the bottom of the connecting plate, and a chip suction assembly is arranged on the auxiliary frame one; the present invention can not only drive the chip suction assembly to fit the outer wall of the workpiece to ensure the effective collection of debris through adjusting the spacing between the two groups of auxiliary frames, but also can assist the stability of the saw band in the sawing process, improve the sawing effect and the life of the saw band, and in addition, can automatically adjust the spraying range of the chip liquid to enhance the lubrication and cooling effects; through the chip suction assembly, not only can continuous chip collection be achieved, but also a small amount of chip liquid contained in the debris can be automatically separated, and the chip discharge effect can be assisted to improve.

The invention relates to the technical field of battery disassembling and recycling, in particular to a power battery disassembling and recycling device which comprises a case, a feeding hopper and a discharging box, and the feeding hopper is communicated with a discharging opening of external crushing equipment. According to the power battery disassembling and recycling device, through the synergistic effect of the centrifugal assembly and the vibration assembly, namely, centrifugal force generated by a rotatable centrifugal tube under the driving of the power mechanism is utilized to separate electrolyte, and meanwhile, the driving mechanism drives the upper sliding plate and the lower sliding plate to synchronously vibrate up and down through the moving rod; the blocked residual electrolyte in the battery fragments is effectively exposed and thrown out, so that the recovery efficiency and thoroughness are greatly improved; the connecting assembly adopts a connecting ring and a gold wire hose to ensure the sealing performance of material conveying, and the air blowing auxiliary drying of an air outlet ring and the collection design of an elastic sealing gasket and a negative pressure pipeline are combined, so that the risks of electrolyte leakage and environmental pollution are remarkably reduced, and safe, efficient and comprehensive recovery of the electrolyte in the power battery disassembling process is realized.

The invention discloses a self-compacting shrinkage-compensating concrete crack detection experimental device, and relates to the technical field of crack detection, the self-compacting shrinkage-compensating concrete crack detection experimental device comprises a workbench, and further comprises a placement table which is fixedly mounted at the top of the workbench, a working motor is fixedly mounted at the top of the placement table, and a triangular supporting plate is fixedly mounted at the top of the workbench; an output shaft of the working motor penetrates through and is rotationally installed on the triangular supporting plate, and the outermost end of the output shaft of the working motor is fixedly installed outside the connecting plate. A support is fixedly installed at the top of the workbench, in the concrete crack observation experiment, long-time stable light source observation experiment can be carried out only by placing the workbench outside a concrete crack to be observed and starting an annular fixed lamp and a working motor, meanwhile, through rotation of a connecting plate and an attaching buckle plate, the light source can be stably observed, and the concrete crack can be conveniently observed. The light shield can be kept clean while a stable light source is provided, and the situation that the illumination effect is affected by dust and other impurities due to long-time observation is avoided.

The utility model discloses a 3D printing consumable collecting device, include: the box body of inside hollow, the inside bottom wall of box body is equipped with the grid structure, and the cleaning station is equipped with above the grid structure in the box body, clamping mechanism can lift and install in the box body, and the clamping mechanism is used for installing the printing base plate on, and is used for driving the printing base plate and moves up and down at the cleaning station, top blowing mechanism sets up at the top in the box body and is located above the cleaning station, and top blowing mechanism is used for blowing from top to bottom, side blowing mechanism installs respectively on four side walls in the box body, and is equipped with a plurality of nozzles on every side blowing mechanism, and a plurality of nozzles are inclined downward and / or horizontally to the cleaning station, hopper, install in the lower end of box body, and the upper end is connected with the grid structure, and the lower end is connected with the collecting box. Clamping mechanism drives workpiece and moves up and down at the cleaning station, satisfies the demand that complex feature needs from different angle and position of blowing and sprays, reduces the labor intensity.

This utility model discloses a cement-aggregate mixture processing equipment, relating to the field of cement mixing. It includes a storage cart, a mixing tank mounted in the middle of the storage cart, a motor mounted on the upper end of the mixing tank, a stirring shaft mounted on the lower end of the motor, a water inlet at the upper end of the mixing tank, and a limiting rod hole in the middle of the mixing tank, with a top rod spring installed inside the limiting rod hole. This utility model, through the configuration of a storage cart, mixing tank, connecting shaft, guide sealing bottom plate, connecting plate control shaft, crank handle, and connecting cart base shaft plate, allows the crank handle to rotate on the connecting cart base shaft plate, rotating and displacing one end of the guide sealing bottom plate downwards via the connecting plate control shaft on the crank handle. This opens the bottom opening of the storage cart, and the guide sealing bottom plate carries and discharges the mixture for laying. The size of the opening of the guide sealing bottom plate on the connecting shaft is controlled by the rotation of the crank handle, improving the controllability of the material conveying speed.

The invention provides a waste edge collecting and cleaning system and method for paper production. The waste edge collecting and cleaning system comprises a feeding cavity. A material suction channel is arranged on the side of the feeding cavity, an upper turning plate is arranged at the top of the material suction channel, a feeding plate is connected to the bottom of the material suction channel through an upper rotating shaft, and a brightness sensor bearing plate is arranged at the bottom of the feeding plate; a spiral feeding channel, a main smashing motor and a cutting blade are arranged in a feeding cavity, waste edges with large areas can be smashed so as to be conveniently stored, the situation that long waste edges are entangled is avoided, a pressing cavity and a first air suction pump are arranged, the waste edges in the pressing cavity can be compressed, and the waste edges can be conveniently stored. And meanwhile, a square outer frame, a spring and a second limiting block are arranged on the material pressing plate, so that the overall height of the material pressing plate can be changed according to the inclination angle of the top end face of the material pressing cavity in the process of pushing towards the interior of the material pressing cavity, and the structure can press waste edges more compactly when the waste edges are compressed.

The utility model relates to an industrial sewing machine which comprises an operation table and a sewing machine body, and further comprises two fixed battens, two fixed battens, two fixed battens and two fixed battens, wherein the two fixed battens are respectively arranged on two sides of the top of the operation table; the tightening mechanism is installed at the top ends of the two fixed battens and comprises an electric telescopic cylinder, the fixed battens are installed at the bottom of the electric telescopic cylinder, the bottom of the electric telescopic cylinder penetrates through the fixed battens to be fixedly provided with a concave plate, a motor is installed on one side of the concave plate, and one side of the motor is connected with a motor shaft; the tightening roller is arranged in the concave plate, the tightening roller can rotate towards the outer side through the two rotating pipes, the two sides of cloth and the two sides of a blanket can be driven to move towards the two sides respectively, and the cloth and the blanket are leveled; the concave plate and the tightening roller can be driven to move downwards through the electric telescopic cylinder, cloth or blankets with different thicknesses can be fixed, and adjustability is improved.

The utility model discloses an efficient and stable screw conveyer, and relates to the technical field of screw conveyors, the efficient and stable screw conveyer comprises a screw conveyer shell, one side of the screw conveyer shell is fixedly provided with a support frame, the top of the support frame is fixedly provided with a motor, the output end of the motor is fixedly provided with a rotating shaft, and the output end of the rotating shaft is fixedly provided with a screw rod. A bearing is fixedly installed on one side of the spiral conveyor shell, the rotating shaft is arranged in the bearing and extends into the spiral conveyor shell, an inflator pump is fixedly installed in the supporting frame, the bottom of the inflator pump communicates with a connecting hard pipe, and after gas enters the connecting hard pipe, the gas enters the connecting hard pipe, and then the gas enters the connecting hard pipe. When the bearing works, air is conveyed into the annular air nozzle through the connecting hard pipe, then the annular air nozzle blows air to the bearing, dust on the bearing is cleaned, foreign matter such as dust and chippings in the bearing and the surrounding environment can be removed through blowing, the risk that pollutants invade into the bearing is reduced, and the service life of the bearing is prolonged.

The utility model discloses a glue blocking device on artificial turf gluing equipment, which comprises a gluing table, two moving columns, a connecting assembly, a glue blocking plate, an adjusting seat, a collecting groove frame, a collecting box and a collecting assembly, two moving openings used for moving of the moving columns are formed in the gluing table, the moving columns are connected with moving rods in a penetrating mode, moving grooves used for moving of the moving rods are formed in the gluing table, the moving columns can stably move on the gluing table, meanwhile, movement of the moving columns can be limited, and meanwhile during gluing, the moving columns can be fixed through the moving grooves. The artificial turf can be placed on the moving opening to shield the moving opening, the glue cannot flow down at the moving opening, the connecting assembly is arranged between the two moving columns, and the glue blocking plate is arranged on one side of each moving column in a lifting mode. According to the glue blocking device on the artificial turf gluing equipment, blocked glue can be conveniently collected.

A head-mounted virtual reality interactive display device comprises a head-mounted VR device body, a power switch, a fan and a temperature control circuit. One side of each of a plurality of electrode plates of the head-mounted VR equipment body is mounted at the front end of a flexible plate, a plurality of springs are mounted at the rear end of the flexible plate, and the rear ends of the plurality of springs are mounted at the forehead position of the front upper part in a helmet of the head-mounted VR equipment body; heat dissipation holes are formed in the upper end of the helmet, and the heat dissipation fan is installed on the heat dissipation holes; the power switch and the temperature control circuit are installed in an element box of the head-mounted VR equipment body and are electrically connected. The electrode slices are distributed on the front upper portion of the forehead of the helmet, a better electroencephalogram information collecting effect can be achieved, the helmet has the advantages of being low in cost, simple in structure and low in failure rate, the head temperature of a user can be detected in real time through the temperature control circuit, the fan can be switched on in real time to dissipate heat when the temperature exceeds a threshold value, convenience is brought to the user, and the helmet is worthy of popularization. And the user has better VR video experience.

The utility model relates to the technical field of photovoltaic products, in particular to a main-grid-free photovoltaic cell and a photovoltaic assembly, which comprise a solar cell main body, a plurality of fine grid lines arranged on the solar cell main body, and a plurality of welding strips which are arranged on the solar cell main body and are connected with the fine grid lines, a fixing structure for fixing the fine grid lines is arranged between the solar cell main body and the welding strips and comprises a plurality of first mounting grooves which are uniformly formed in the solar cell main body and are used for accommodating the welding strips; a plurality of second mounting grooves used for clamping the fine grid lines are uniformly formed in the welding strip, and the sum of the depth of the first mounting grooves and the depth of the second mounting grooves is larger than the diameter of the welding strip.