37results about How to "Will not pollute each other" patented technology

The invention discloses a fish body dissection and cleaning device based on freshwater fish processing. The device comprises a frame, a cleaning box, a second rotating rod and a dirt collecting box. An electric motor is fixed to the frame by bolts; a fixed rod is welded to the frame; the electric motor is in keyed joint with a first rotating rod; both ends of the first rotating rod are movably connected to the frame by a ball rotating bearing; the first rotating rod is welded with blades; the fixed rod passes through a fixing seat; a first cavity and a second cavity are opened in the inner wall of the fixing seat; the side wall surface of the top of the fixing seat is sunken inwardly to form a groove; and the top end of the fixing seat is provided with a clamping board. According to the fish body dissection and cleaning device based on freshwater fish processing, the fish bodies are not polluted during the cleaning process, thereby improving the cleaning effect; and the cut-off fish bodies, fish heads and fish tails can be classified and collected for facilitating subsequent processing.

The invention relates to an engine oil bottle, in particular to an engine oil bottle capable of pouring engine oil out quantitatively. The invention provides the engine oil bottle which can protect remaining engine oil from being polluted easily and is capable of pouring the engine oil out quantitatively. In order to solve the technical problem, the invention provides the engine oil bottle capable of pouring the engine oil out quantitatively. The engine oil bottle capable of pouring the engine oil out quantitatively provided by the invention comprises a bottle body, a discharging pipe, a bottle cap and the like; the discharging pipe is arranged in the center of the top of the bottle body; the upper part of the discharging pipe is in threaded connection with the bottle cap; two partition plates are arranged in the bottle body, so that the bottle body is divided into three spaces with equal size, namely a region A, a region B and a region C in sequence from top to bottom, by the partition plates; and a discharging device is arranged in each partition plate. According to the engine oil bottle capable of pouring the engine oil out quantitatively, the engine oil in the region A, the engine oil in the region B and the engine oil in the region C is separated through the partition plates, so that the engine oil in the region B is used after the engine oil in the region A is used up, and then after the engine oil in the region B is used up, the engine oil in the region C is used.

The invention relates to an array surface acoustic wave paper-based microfluidic system for rapidly detecting heavy metal ion concentration. The system comprises a substrate; a paper-based electrochemical three-electrode system is arranged on the upper surface of the substrate; two sides of the paper-based electrochemical three-electrode system are provided with array linear interdigital transducers; the lower surface of the substrate is provided with a diaphragm; and the diaphragm is provided with a temperature control structure corresponding to the position of the paper-based electrochemicalthree-electrode system. When the system is used, a cyclic volt-ampere detection program carried in a smart phone sends digital signals; the digital signals are converted into voltage signals througha Bluetooth module, a micro controller and a digital-to-analog conversion module; a potentiostat for electrochemical measurement is controlled to apply a voltage to the paper-based electrochemical three-electrode system; the paper-based electrochemical three-electrode system undergoes an oxidation-reduction reaction, so that current signals can be obtained; the current signals are converted into digital signals through the potentiostat for electrochemical measurement and the micro controller; and the digital signals are outputted to the cyclic volt-ampere detection program carried in the smartphone through the Bluetooth module, so that a cyclic volt-ampere curve graph can be obtained. The system of the invention has the advantages of capability of realizing precise control, high simplicity, high portability and high efficiency.

The invention relates to an automatic division grinding machine which comprises a main frame, a charging mechanism, a division mechanism, a feeding mechanism, a grinding mechanism and a material receiving rotation mechanism. The charging mechanism, the division mechanism, the feeding mechanism, the grinding mechanism and the material receiving rotation mechanism are arranged on the main frame; the charging mechanism is arranged above the division mechanism and connected with the division mechanism through a division hopper, a feeding pipe port of the feeding mechanism is connected with a division discharging port of the division mechanism through a hose, a discharging pipe port of the feeding mechanism is connected with a mortar feeding port of the grinding mechanism through a pipeline, and a mortar discharging port of the grinding mechanism is connected with a material receiving port of the material receiving rotation mechanism through a discharging mechanism. The automatic division grinding machine automatically feeds, divides, loads, unloads and moves a material cup, corresponding cleaning and dust collection devices are equipped, operating environments are improved, and dust pollution is completely eradicated.

The invention discloses a double-sided plate printing device. The double-sided plate printing device is characterized by comprising a frame body, wherein a first roller is movably connected to one endof the frame body through a rotating shaft, a second roller is movably connected to the other end of the frame body through a rotating shaft, and the first roller is fixedly connected with the secondroller through a connecting shaft; a feeding mechanism is installed at the bottom of the frame body, and the feeding mechanism comprises a base; the top of the base is covered with a cover plate, oneend of the base is provided with a first trough, and the other end of the base is provided with a second trough; and a first baffle is installed between the first trough and the second trough, one end of the first baffle extends out of the cover plate to be connected with the connecting shaft, and the first trough and the second trough are each provided with multiple spray guns. According to thedouble-sided plate printing device, the double-sided rollers can be used for printing of two patterns on the same fabric, so that the printing efficiency of printing multiple patterns is improved, andthe printing quality is guaranteed.

The invention discloses a multi-material surface exposure bioprinting device and a control method. The device includes a base frame, a mounting plate, a forming cylinder, a nested cylinder with multiple unit cylinders, a first forming platform, a second forming platform, and a forming platform. Control assembly, rotating platform, impurity removal unit, primary curing unit, secondary curing unit and rotary drive motor. The invention adopts the combination of the rotatable forming cylinder and the nested cylinder, so that the printing equipment has the function of multi-material rapid prototyping and the capability of single-material large-size parts forming.

An automatic oil painting color adjustment device for a painting robot, comprising: a paint library assembly, the paint library assembly has several storage locations for storing paint sticks of different color numbers; a manipulator assembly, the manipulator assembly has a clamping paint The clamping claw of the stick and the driving mechanism used to drive the movement of the clamping claw, the display controller controls the clamping claw to move to the clamping station through the output command, and clamps the paint stick of the specified color number and sends it to the pigment extrusion assembly place; a palette assembly, the palette assembly includes a palette support frame and a power mechanism, on the palette support frame there are several palettes for receiving pigments, and the palette passes through the planet The wheel assembly is set on the palette support frame, and the planetary rotation and rotation synchronization of the palette is realized through the planetary wheel assembly; this device can cooperate with other components to realize the full automation of the painting process, reduce cost and labor, and improve production efficiency.

The invention discloses a children's interesting watercolor pen and matching paper, including the matching paper and the watercolor pen, the matching paper is embedded with color-developing microcapsules, the microcapsules contain several color-developing agents that do not react with each other and change color, and the color-developing microcapsules The space between the base paper and the base paper is filled with starch, and the surface of the color-developing layer is sealed by a protective layer, which ensures the stability of the color-developing microcapsules during daily storage and handling. The color-developing agent filled in the watercolor pen is a colorless and transparent liquid, only The color can only be developed when it is in contact with the colorant in the color-developing microcapsules, which prevents graffiti from staining non-painting areas such as walls and furniture. The children's interesting watercolor pen and matching paper described in the invention have reasonable structure, simple structure, convenient use, cleanliness, etc., and can effectively solve the problem of children's scribbling.