Abstract: The present disclosure belongs to the technical field of electrochemical reactions, and discloses a photoelectrocatalytic reaction device for high-pressure environments and application thereof. An anode reactor and a cathode reactor have the same structure, are arranged in a mutual mirroring manner, and each include a reaction cavity and a cover plate. The reaction cavities are provided with round sapphire optics windows and connecting channels, and an ion exchange membrane is arranged between the connecting channels. The cover plates are provided with gas inlet pipeline connectors, gas outlet pipeline connectors, safety valves and pressure meters. Terminals are hermetically installed on the cover plates, metal copper rods are embedded into the terminals along central axes of the terminals, and inserting holes used for being connected with electrodes in an inserted manner are formed in bottoms of the metal copper rods. The device is especially suitable for analyzing properties of electrocatalytic.

Abstract: The present disclosure relates to a spike event decision-making device, method, chip, and electronic device to eliminate inherent delays of an output spike event of the neuromorphic chip when reading decisions. The spike event decision-making device includes a first counting module configured to count a number of input spike events of the spiking neural network, a second counting module configured to count some or all of the output spike events of the spiking neural network; and a decision-making module configured to generate a decision-making result according to numbers of spike events fired by neurons in an output layer of the spiking neural network when the number counted by the first counting module reaches a first predetermined value, or when the total count counted by the second counting module reaches a second predetermined value.

Abstract: The invention provides a method for monitoring health state of blade root fastener, comprising the following steps: obtaining a sequence of acceleration signals representing the lateral vibration of the nacelle and a sequence of rotational speed signals representing the rotational speed of the rotor; analyzing the sequence of acceleration signals and the sequence of rotational speed signals to determine the amplitude of the nacelle at 2-time-frequncy of the rotational speed of the rotor; and determining the health state of the blade root fastener based on the amplitude. The invention also provides a system for monitoring the health state of the blade root fastener. Through the present invention, the health state of the blade root fastener can be determined with low cost and high precision, thereby improving the operation efficiency and operation safety of the wind turbine.

Abstract: An intelligent seed production apparatus and method based on multistage screening and bud eye identification includes a feeding module, a pre-cutting module, a bud eye identifying and cutting module, and a material mixing module. The feeding module can screen out seed potatoes with the mass and shapes meeting the requirements through a multistage screening mechanism. The pre-cutting module can receive the seed potatoes discharged from the feeding module, and cut each seed potato in half; the bud eye identifying and cutting module can receive the seed potato pieces discharged from the pre-cutting module and determine the weight of the seed potatoes and identify the bud eye distribution on the surfaces of the seed potatoes, and cut the seed potato into multiple required tubers, so that bud eyes are distributed on different tubers uniformly. The material mixing module can receive the cut tubers, and complete the material mixing of the tubers.

Abstract: A track hitching structure is for a wheeled crane and the wheeled crane, and includes a vehicle frame and a connecting cross beam. The first end of the connecting cross beam is connected with a track. The second end of the connecting cross beam is connected with the vehicle frame. The second end of the connecting cross beam is higher than the first end of the connecting cross beam. The vehicle frame is connected with the track by the connecting cross beam with one high end and one low end, so the long-distance force transfer from the track to the race of the vehicle frame can be handled, then the shortcomings of tedious structure, large size, large weight and the like of the connecting device caused by a horizontal connecting cross beam are avoided, and the reliability and the working performance of the entire crane are improved.

Abstract: The present invention provides a fissured substrata water pumping apparatus and methods thereof. The fissured substrata water pumping apparatus includes a water pumping pipe inserted into a drilled hole under a roadway floor; one or more unidirectional water-blocking plates configured inside the water pumping pipe; a servo pump; and an annular drainage siphon having a first end connected to an upper end of the water pumping pipe, and a second end connected to an inlet end of the servo pump through a valve.

Abstract: A track hitching structure is for a wheeled crane and the wheeled crane, and includes a vehicle frame and a connecting cross beam. The first end of the connecting cross beam is connected with a track. The second end of the connecting cross beam is connected with the vehicle frame. The second end of the connecting cross beam is higher than the first end of the connecting cross beam. The vehicle frame is connected with the track by the connecting cross beam with one high end and one low end, so the long-distance force transfer from the track to the race of the vehicle frame can be handled, then the shortcomings of tedious structure, large size, large weight and the like of the connecting device caused by a horizontal connecting cross beam are avoided, and the reliability and the working performance of the entire crane are improved.

Abstract: The present invention provides a fissured substrata water pumping apparatus and methods thereof. The fissured substrata water pumping apparatus includes a water pumping pipe inserted into a drilled hole under a roadway floor; one or more unidirectional water-blocking plates configured inside the water pumping pipe; a servo pump; and an annular drainage siphon having a first end connected to an upper end of the water pumping pipe, and a second end connected to an inlet end of the servo pump through a valve.

Abstract: An anchoring and anti-clogging drill rod for a coal mine floor and methods thereof are provided. The anchoring and anti-clogging drill rod includes a hollow drill pipe and a hollow sleeve configured inside the hollow drill pipe. A front joint is configured at a front end of the hollow drill pipe. A back joint is configured at a back end of the hollow drill pipe. The hollow sleeve is wound with a spiral connection line in a direction opposite to a rotation direction of the anchoring and anti-clogging drill rod during drilling. A spiral-shaped space is formed between the spiral connection line and an inner chamber of the hollow drill pipe.

Abstract: A rubber laminate comprises a reinforcing layer and a second rubber layer laminated sequentially on a first rubber layer, at least one outer surface of the first rubber layer and the second rubber layer being covered with an ultra high molecular weight polyethylene layer, wherein the rubber layers covered with the ultra high molecular weight polyethylene layer are formed from a rubber composition comprising from 20 to 40 parts by mass of a softener per 100 parts by mass of a mixed rubber consisting of from 60 to 80% by mass ratio of a diene rubber and 20 to 40% by mass ratio of a ethylene-propylene-diene rubber and/or a butyl rubber.

Abstract: An injection mold for molding a first insert element and a second insert element includes a male mold, a female mold matched with the male mold, and at least one fastening assembly. The first insert element includes a first material belt with at least one fastening hole formed therein, and a plurality of first conductive terminals. The second insert element includes a plurality of second conductive terminals. The male mold defines a male cavity for receiving the second conductive terminals therein. The female mold defines a female cavity for receiving the first conductive terminals therein. The fastening assembly includes a fastening element and a magnetic element with a center hole formed therein. The magnetic element is held in the female mold. A top of the fastening element passes through the fastening hole to be inserted in the center hole and attracted by the magnetic element.

Abstract: An injection mold for molding a product having at least one bar formed at one side thereof. The injection mold includes a stationary mold including an inclined pillar and a movable mold including a movable core and a sliding block mounted on a top thereof. The inclined pillar inserted in the sliding block to drive the sliding block to slide towards or away from the movable core. A shaping cavity for molding the product is formed among the movable core, the sliding block and the stationary mold. The end surface of the sliding block further defines at least one shaping groove connected with the shaping cavity for molding the bar. The movable mold further includes an ejector pin and a maintaining pillar. The maintaining pillar resists against a bottom of the sliding block to avoid the ejector pin moving upward before the bar completely parted from the shaping groove.

Abstract: An injection mold for molding a product which has an inclined groove and a straight gap at a side thereof includes a female mold and a male mold. The female mold includes a female core and an inclined pillar mounted in the female mold. The male mold includes a male core, a first sliding block and a second sliding block. The first sliding block is slidably mounted on the male mold, and has an inclined guiding surface. The second sliding block is slidably mounted on the inclined guiding surface. When the injection mold is opened, the second sliding block is smoothly parted from the product along the inclined guiding surface to form the inclined groove, and then, the first sliding block is parted from the product to form the straight gap under the action of the inclined pillar.

Abstract: An injection mold for molding a product having a hook portion includes a stationary mold, a return pin, a movable mold, an ejector mechanism and a plurality of ejector pins for ejecting the product out of the injection mold. The movable mold defines an inserting perforation, a receiving groove and a receiving gap. The ejector mechanism includes a slide block located in the receiving groove, a supporting bar stretching into the receiving groove, and an inclined ejector pin having a tail at a top thereof movably inserted in the inserting perforation and fastened on the slide block. The slide block is pressed downward by the return pin when the injection mold is closed. When the injection mold is opened, the slide block drives the inclined ejector pin to move upward and sideward under an upward push of the supporting bar to make the hook portion parted from the tail.

Abstract: An injection mold for molding a product which has an inclined groove and a straight gap at a side thereof includes a female mold and a male mold. The female mold includes a female core and an inclined pillar mounted in the female mold. The male mold includes a male core, a first sliding block and a second sliding block. The first sliding block is slidably mounted on the male mold, and has an inclined guiding surface. The second sliding block is slidably mounted on the inclined guiding surface. When the injection mold is opened, the second sliding block is smoothly parted from the product along the inclined guiding surface to form the inclined groove, and then, the first sliding block is parted from the product to form the straight gap under the action of the inclined pillar.

Abstract: An injection mold for molding a first insert element and a second insert element includes a male mold, a female mold matched with the male mold, and at least one fastening assembly. The first insert element includes a first material belt with at least one fastening hole formed therein, and a plurality of first conductive terminals. The second insert element includes a plurality of second conductive terminals. The male mold defines a male cavity for receiving the second conductive terminals therein. The female mold defines a female cavity for receiving the first conductive terminals therein. The fastening assembly includes a fastening element and a magnetic element with a center hole formed therein. The magnetic element is held in the female mold. A top of the fastening element passes through the fastening hole to be inserted in the center hole and attracted by the magnetic element.

Abstract: An injection mold for molding a product having at least one bar formed at one side thereof. The injection mold includes a stationary mold including an inclined pillar and a movable mold including a movable core and a sliding block mounted on a top thereof. The inclined pillar inserted in the sliding block to drive the sliding block to slide towards or away from the movable core. A shaping cavity for molding the product is formed among the movable core, the sliding block and the stationary mold. The end surface of the sliding block further defines at least one shaping groove connected with the shaping cavity for molding the bar. The movable mold further includes an ejector pin and a maintaining pillar. The maintaining pillar resists against a bottom of the sliding block to avoid the ejector pin moving upward before the bar completely parted from the shaping groove.

Abstract: An injection mold for molding a product having a hook portion includes a stationary mold, a return pin, a movable mold, an ejector mechanism and a plurality of ejector pins for ejecting the product out of the injection mold. The movable mold defines an inserting perforation, a receiving groove and a receiving gap. The ejector mechanism includes a slide block located in the receiving groove, a supporting bar stretching into the receiving groove, and an inclined ejector pin having a tail at a top thereof movably inserted in the inserting perforation and fastened on the slide block. The slide block is pressed downward by the return pin when the injection mold is closed. When the injection mold is opened, the slide block drives the inclined ejector pin to move upward and sideward under an upward push of the supporting bar to make the hook portion parted from the tail.

Abstract: A rubber laminate comprises a reinforcing layer and a second rubber layer laminated sequentially on a first rubber layer, at least one outer surface of the first rubber layer and the second rubber layer being covered with an ultra high molecular weight polyethylene layer, wherein the rubber layers covered with the ultra high molecular weight polyethylene layer are formed from a rubber composition comprising from 20 to 40 parts by mass of a softener per 100 parts by mass of a mixed rubber consisting of from 60 to 80% by mass ratio of a diene rubber and 20 to 40% by mass ratio of a ethylene-propylene-diene rubber and/or a butyl rubber.

Abstract: Disclosed is an insert molding apparatus employed to form a plastic product with an insert. The insert has an inserting unit and an extending unit. The insert molding apparatus comprises a cope plate, a lower die and a holding mechanism. The cope plate is formed with a cavity. The extending unit dips into the cavity. The holding mechanism is installed on the lower die to hold the extending unit of the insert. When the insert molding apparatus of the present invention is opened, the holding mechanism can hold the extending unit of the insert to prevent the plastic product sticking to the cope plate. Accordingly, it is capable to prevent the plastic product crushed when the insert molding apparatus is closed again.