21results about How to "Reliable removal" patented technology

The utility model provides a burr removing device which comprises a base and a portal frame fixedly installed at the top of the base, two clamping mechanisms used for clamping plastic balls and driving the plastic balls to rotate are arranged at the top of the base, and a polishing mechanism used for polishing and deburring the rotating plastic balls is arranged below the top of the portal frame. According to the device, the arc-shaped supporting plate is arranged, the brush is arranged on the inner side of the arc-shaped supporting plate, and the plastic ball is clamped by the clamping mechanism and rotates at a high speed, so that reliable burr removal can be carried out on the curved surface of the plastic ball; the arc-shaped supporting plate and the hard arc-shaped block are connected through the rubber connecting rod, so that the radian of the arc-shaped supporting plate can be slightly changed when the arc-shaped supporting plate is attached to the surface of the plastic ball, the arc-shaped supporting plate can be reliably attached to the surface of the plastic ball, the polishing effect is guaranteed, and in addition, the arc-shaped supporting plate can be self-adaptive to size polishing within a certain diameter range.

The utility model discloses a sand and dust removing device for a greenhouse film. The sand and dust removing device comprises a first connecting piece, a second connecting piece, a spraying pipe and a supporting piece. The spraying pipe is used for spraying the upper surface of the greenhouse film; the greenhouse film covers the top surface of the greenhouse; a roller shutter machine running track is arranged above the greenhouse film; a curtain rolling machine is arranged on the curtain rolling machine running track; a roller shutter machine reel is arranged on the roller shutter machine; rolling quilts are respectively wound at the front and rear ends of the rolling shaft of the curtain rolling machine; the front end and the rear end of the roller shutter machine reel are respectively connected with the front end and the rear end of the first connecting piece through a second connecting piece; a plurality of hollow supporting pieces are arranged at the top of the first connecting piece; a spraying pipe longitudinally penetrates through the inner sides of the plurality of supporting pieces; the front end and the rear end of the side, facing the rolled quilt, of each supporting piece are each provided with a roller support. And each roller bracket is pivoted with a supporting piece roller. The dust removing device can conveniently and reliably remove dust accumulated on the upper surface of the greenhouse film, the dust removing function of the sunlight greenhouse is achieved, and the good daylighting rate of the sunlight greenhouse is guaranteed.

Provided is a method for manufacturing a synthetic quartz glass substrate, comprising an evaluation step for evaluating the depth of a processing damaged layer on the processing surface of the synthetic quartz glass substrate, and a removal step for removing the processing damaged layer on the basis of the evaluation result of the depth of the processing damaged layer. The machining damage layer is removed based on evaluating the depth of the machining damage layer in the machining surface. The method can reliably and effectively remove a processing damaged layer and can improve the productivity of a synthetic quartz glass substrate.

The water conservancy project water surface algae removal device comprises a first box body and a second box body, a plurality of water inlet holes are formed in the top end of the first box body, the water inlet holes are communicated with an inner cavity of the first box body, a motor is fixed to one side of the first box body, and the output end of the motor is in driving connection with a rotating shaft communicated with the interior of the first box body. A second box body is arranged below the first box body, a motor is arranged in the second box body, the output end of the motor is in driving connection with a screw rod, a support is fixed to the top end of the second box body, a guide rail is fixed to the support, the screw rod is rotationally connected with the support, and a sliding plate is fixed to the rear side of the first box body and is in sliding connection with the guide rail; and a telescopic sleeve is arranged between the second box body and the first box body, the two ends of the telescopic sleeve communicate with the first box body and the second box body correspondingly, a collecting net box is placed in the second box body, and a water outlet communicating with the interior of the second box body is formed in the bottom end of the second box body. According to the device, algae can be conveniently removed.

The invention discloses an integrated micro-fluidic chip system for detection, photothermal decomposition and verification of perfluorinated and polyfluoroalkyl substances. The integrated micro-fluidic chip system comprises an upper ultraviolet light-emitting layer, a middle micro-fluidic main body layer and a lower constant-temperature heating layer, the middle microfluidic main body layer internally comprises an inlet channel, an optical detection module, a photothermal decomposition chamber, a circulating pump structure, a residue verification chamber and an outlet channel; the upper ultraviolet light-emitting layer and the lower constant-temperature heating layer are respectively arranged corresponding to the photothermal decomposition chamber so as to provide a light field and a thermal field which have a synergistic effect; the system further comprises an external control circuit for controlling the operation of the circulating pump structure, the upper ultraviolet light-emitting layer and the lower constant-temperature heating layer, and controlling the path selection of the fluid according to the output result of the residual verification chamber, so as to realize a closed-loop treatment flow. According to the three-layer micro-fluidic chip system provided by the invention, efficient and reliable treatment on perfluoro and polyfluoroalkyl substances is realized through photo-thermal synergistic degradation and closed-loop feedback control.

The invention belongs to the technical field of scraper conveying equipment, and particularly relates to a movable scraper conveyor which comprises a scraper chain assembly and a conveyor body, a support is fixedly connected to the bottom end of the conveyor body, universal wheels are installed at the four bottom ends of the support, and a PLC is fixedly connected to the outer wall of the support. The working stability of the movable type scraper conveyor can be effectively improved, the situation of material conveying errors is avoided, then the material conveying reliability is improved, the conveyor has the material humidity detection function, wet materials on the scraper chain assembly can be accurately recognized and cleaned, the material conveying speed is increased, and the conveying efficiency is improved. In addition, in the dry material conveying process, the conveyor further has the functions of collecting dust materials and removing static electricity, the conveying efficiency and the safety coefficient are powerfully improved, and the conveyor can convey materials more efficiently and reliably.

The invention relates to an improved method for eliminating stress of a 3D printing continuous flow engine. Furthermore, the present invention relates to a 3D printed continuous flow engine component that is stress relieved by such a method. Furthermore, the invention relates to a computer program product for causing a computing entity to perform such a method. The invention further relates to a powder removal device for use in such a method.

The utility model discloses a kind of card storage slots for card issuing device, including card slot body, the card slot body is provided with the card storage cavity and the docking cavity for being used to with card issuing device docking from top to bottom sequentially arranged, the card storage cavity is provided with card slot card inlet, the side of the docking cavity is provided with card slot card outlet;The card storage cavity has the oblique support portion for supporting card and can reduce card gravity accumulation, the oblique support portion is located with card slot card outlet in one side of card slot body. Oblique support portion can provide normal reaction force for card, while friction between card and oblique support portion will be generated, the resultant force of normal reaction force and friction can upwardly offset part of gravity of card, also offset normal force between card and card, to reduce the friction between card and card, this structure reduces the gravity accumulation of card, so that the bottom single card can be reliably taken out by the card taking roller with greater friction, and the design is ingenious.

This invention relates to the field of cyanobacteria treatment technology, and more particularly to a harmless and resource-based treatment process for cyanobacteria, comprising the following specific steps: S1, harvesting and pretreatment: cyanobacteria in the water are collected, crushed, and transported to a pretreatment tank for enzymatic pretreatment; S2, flocculation, sedimentation, and dewatering: flocculant is added to the cyanobacteria-rich water in the pretreatment tank, and the water is pumped to a dewatering tank for pressure filtration and dewatering to form a slurry of cyanobacteria; S3, anaerobic fermentation: fermentation is carried out in a constant-temperature anaerobic fermentation tank, where anaerobic microorganisms decompose the organic matter in the cyanobacteria into biogas, and the remaining algal residue is discharged into a composting tank through pipes; S4, aerobic composting: high-temperature rapid composting utilizes microorganisms to degrade residual toxins. This invention employs a biological treatment process of anaerobic fermentation followed by aerobic composting to treat cyanobacteria, using microbial fermentation for resource-based treatment of cyanobacteria, resulting in low production costs, reliable removal of algal toxins and heavy metals, reduced byproducts, and improved resource utilization.

To provide a method for producing lithium hydroxide allowing increasing a purity of an obtained lithium hydroxide. The method for producing lithium hydroxide includes a lithium adsorption step, a lithium elution step, an impurity removal step, and a conversion step. The impurity removal step includes: (3A) a carbonating step of a step of adding a carbonic acid source to a second lithium containing solution to obtain rough lithium carbonate; (3B) a hydrocarbonating step of a step of blowing carbon dioxide to a slurry containing rough lithium carbonate to obtain a lithium hydrogen carbonate solution; (3C) a decarbonation step of a step of heating the lithium hydrogen carbonate solution to obtain purified lithium carbonate; and (3D) an acid solution dissolution step of a step of dissolving the purified lithium carbonate in an acid solution to obtain a third lithium containing solution. Since this aspect allows reliably removing a metal other than lithium, the purity of the obtained lithium hydroxide is allowed to be increased.

The invention discloses a salt deposit density test insulator touch-free transfer hanging point fitting and a use method thereof, and belongs to the technical field of insulator salt deposit density test.The salt deposit density test insulator touch-free transfer hanging point fitting comprises a cross arm angle steel connecting piece and an insulator connecting piece, the insulator connecting piece comprises an insulation rope hanging plate, a bowl head and a first ball head, the bowl head is connected to the upper portion of the insulation rope hanging plate, and the first ball head is connected to the lower portion of the insulation rope hanging plate; the first ball head is connected to the lower part of the insulating rope hanging plate; and the insulator connecting piece and the cross arm angle steel connecting piece as well as the insulator connecting piece and the insulator are both of a quick disintegration hooking structure. The insulator for salt density testing does not need to touch the surface of the insulator in the transferring and hooking process, and it is guaranteed that the salt density testing process meets the requirement of the equivalent salt density standard. According to the invention, the fixing stability of the insulator string can be ensured, redundant touch of operators on the surface of the insulator is avoided, the risk early warning time is shortened, the working efficiency is improved, the operation safety coefficient is improved, and safe and stable operation of a power grid is facilitated.

The present invention relates to a defibrillation electrical device and a method of generating a defibrillation signal. The defibrillation electrical device is controlled so that, when a time interval from an n-th R wave (R n ) to an n+1-th R wave (R n+1 ) of an electrocardiogram (50) exceeds a first prescribed time, a permission signal is generated from a permission signal generating section for the n+1-th R wave (R n+1 ) after the first prescribed time. When the first time interval (T1) is equal to or less than the first prescribed time, a permission signal is generated from the permission signal generating section for an n+2-th R wave (R n ) after a second prescribed time when a time interval from the n-th R wave (R n+2 ) to the n+2-th R wave (R n+2 ) of the electrocardiogram (50) exceeds the second prescribed time.

The utility model discloses a grain preliminary cleaning machine which comprises a vertical mounting frame, a cleaning box, an electric control box, an air compressor, an air storage tank and a feeding hole, wherein the cleaning box, the electric control box and the air compressor are arranged on the vertical mounting frame; the air storage tank is arranged on the cleaning box or the vertical mounting frame and is connected with the air compressor through a pipeline; the rear upper cavity, the rear lower cavity, the middle cavity and the front cavity are arranged in the cleaning box, the comb plate is in shaft connection with the upper portion of the rear upper cavity and obliquely extends to the upper portion of the middle cavity and the upper portion of the front cavity, the flow guide plate is arranged on the top of the inner wall of the cleaning box and guides grain feeding of a feeding port to the comb plate, and the exhaust fans are arranged in the rear upper cavity. The plurality of filter elements are arranged in the rear lower cavity and are communicated with an air outlet of the exhaust fan, the dust receiving hopper is arranged at the bottom of the rear lower cavity, the discharging opening is formed in the bottom of the middle cavity, the impurity distributing opening is formed in the lower part of the front cavity, and the filter element cleaning air pipe is connected with the air storage tank and faces the center of the upper part of the filter elements.

The present invention provides a blood purification device, which includes: a blood circuit, which includes an arterial blood circuit and a venous blood circuit, and allows the patient's blood to circulate extracorporeally through the blood circuit; a blood purification unit, which is connected and arranged between the arterial blood circuit and the venous blood circuit and purifies the blood flowing through the blood circuit; a blood pump, which is arranged to the arterial blood circuit and injects the patient's blood from the end of the arterial blood circuit to the end of the venous blood circuit; a replacement pipeline, through which a replacement fluid is allowed to be introduced into the blood circuit; and an injection part, which is connected to the replacement pipeline and allows a predetermined drug liquid to be administered to the patient to be injected into the replacement pipeline from the injection part. The blood purification device includes: a control unit, which executes a drug introduction mode, in which the replacement fluid in the replacement pipeline is introduced into the blood circuit, and the control unit enables the drug liquid injected from the injection part in the drug introduction mode to be introduced into the blood circuit together with the replacement fluid; and a calculation unit, which calculates the volume of the replacement fluid introduced into the blood circuit from the replacement pipeline as the drug introduction mode is executed.

The invention relates to a pulse wiper (20) and a wiper arrangement for wiping foreign matter (19) from a mating surface (28) of a machine component. The pulse wiper comprises a holding section (22) and a wiping lip (24) with a wiping edge (26) which extends around a central axis Z of the pulse wiper and is used for dynamically contacting and wiping foreign matters (19) on the mating surface (28). According to the invention, the wiper lip (24) can be elastically deformed and has, on the peripheral side thereof facing away from the holding section (22), one or more material weakening sections which preferably extend in a ring-shaped manner and which each define a desired bending zone (36) of the wiper lip (24), the wiper lip (24) forming a functional axial stop (38) for the longitudinal sections (24a, 24b) of the wiper lip (24), the longitudinal section is always arranged at the distal end of the axial stop (38). Alternatively, the wiper lip (24) is arranged on a carrier element (44), the axial deflection movement of which relative to the holding section (22) is limited by an at least functional axial stop. The invention also relates to a wiper arrangement (10).

Provided is a method for accurately measuring, in an electricity meter, an amount of electricity used by a user provided with the electricity meter. The method for measuring the amount of used electricity is characterized in that a noise filter (3) is arranged on or near an electricity meter (1) connected to electric wires (2) connecting a supplier supplying power and a user consuming the power, noise which affects the measurement of the amount of used electricity by the electricity meter (1) is removed or reduced, and when there are a plurality of electric wires (2), the electric wires (2) are connected to the electricity meter (1), and the electric wires (2) are connected to the electricity meter (1). The noise filter (3) is provided together with the plurality of electric wires (2). Preferably, the noise filter is provided on both the supplier side and the user side with the electricity meter (1) as a boundary, and a ferrite core (3) is provided on the electric wire (2).

The utility model provides a material temporary storage device for a photovoltaic glass production line, and relates to the field of photovoltaic glass production. The glass conveying device is arranged between two adjacent stations on a production line and comprises a frame, and a plurality of carrier rollers used for supporting and conveying glass are arranged in the middle of the inner side of the frame at intervals in the horizontal direction; a plurality of lifting mechanisms are arranged in the frame, each lifting mechanism comprises a driving unit and a plurality of lifting rods, the lifting rods are located below the glass, the driving units are located on the outer side of the glass, and the driving units drive the lifting rods to sequentially penetrate through the plane where the carrier rollers are located in the vertical direction. And the lifting rod is used for lifting the glass. The glass temporary storage device has the effects of temporarily storing the glass on the production line and improving the production efficiency.

The present invention provides RNA depletion probes, i.e., a set of short DNA oligonucleotides that hybridize along the length of a target RNA and mediate digestion of the target RNA by RNase H, to remove excess RNA molecules from a sample. The depletion probe is designed mainly based on the biochemical and biophysical characteristics of the probe, so that all depletion probes in a group of depletion probes show a substantially uniform and consistent behavior in the aspect of binding with target RNA in a sample. The probes are designed primarily for specific performance targets and biophysical properties, resulting in probe sets having irregular, even significantly random pitches along target RNA molecules.

The utility model discloses a device for removing welding ribs on the inner wall of a basic pipe of a lining plastic pipe, which comprises a rack, a driving mechanism, a scraping mechanism, a clamping mechanism, a feeding mechanism and a control switch, the driving mechanism comprises a chain, a first driving motor and a bracket, the bracket is connected to the rack in a rolling manner, and the chain is connected to the scraping mechanism. A hook matched with a tooth seam of the transmission chain is arranged at the end of a connecting rod hinged to the bracket. The scraping mechanism comprises an arrow shaft, one end of the arrow shaft is connected with the bracket, and a scraper is arranged at the other end of the arrow shaft; the clamping mechanism comprises a first push rod, clamping pieces are arranged at the position of the rack and at the end of a telescopic rod of the first push rod, and a guide sleeve is arranged on the side, located on the driving mechanism, of the clamping mechanism. The feeding mechanism comprises a plurality of bearing rollers, and grooves for clamping basic pipes are formed in the circumferential faces of the bearing rollers. The device for removing the welding ribs on the inner wall of the basic pipe of the plastic-lined pipe has the beneficial effects of being safe to use and reliable in welding rib removal.

The present invention provides a method for producing lithium hydroxide that can reduce the burden of removing divalent or higher ions using an ion exchange resin. The method for producing lithium hydroxide includes the following steps (1) to (3). (1) Neutralization step: a step of adding an alkali to a first lithium chloride-containing liquid to obtain a neutralized liquid; (2) Ion exchange step: a step of contacting the neutralized liquid with an ion exchange resin to obtain a second lithium chloride-containing liquid; (3) Conversion step: a step of electrodialyzing the second lithium chloride-containing liquid to obtain a lithium hydroxide-containing liquid. According to this production method, divalent or higher ions can be roughly removed in the neutralization step, thereby reducing the burden of removing metals using an ion exchange resin.

The invention relates to a vehicle surface ice and snow removal control method, device and equipment, a vehicle and a medium, and the method comprises the steps that when it is determined that a target part meets the triggering condition of an ice and snow removal function based on multi-source fusion detection, a high-pressure gas source and a heat source which are not specially used for ice and snow removal on the vehicle are used for generating heated high-pressure gas; wherein the target part is a part where ice and snow need to be removed outside the vehicle; according to the structural characteristics and the fault position information of the target part, controlling a corresponding tail end executing mechanism to spray heated high-pressure gas to the surface of the target part; according to the current ice and snow adhesion state of the target part, performing closed-loop control on the clearing action; wherein the change of the ice and snow adhesion state is used for indicating the ice and snow removal effect. According to the method, the vehicle gas source and the heat source are reused to generate the heating high-pressure gas for targeted injection, efficient removal is achieved based on ice and snow state closed-loop regulation and control, hardware reuse and intelligent energy saving are fused, and convenience, safety and energy efficiency are improved.