15results about How to "Solve the separation problem" patented technology

The utility model relates to the technical field of building detection, in particular to a ground misfire performance detection device. The device comprises a box body, a convex edge, a bottom plate, a clamping mechanism and an inner supporting cylinder, a grinding wheel is movably arranged in the box body, and a limiting hole is formed in the side wall of the box body; the two protruding edges are connected to the two opposite side walls in the opening respectively, the width of the protruding edges is larger than that of the opening, and sliding grooves with the length larger than that of the opening are formed in the protruding edges. The bottom plate is provided with a sliding shaft and a limiting block, the bottom plate is in rotatable sliding fit with the sliding groove through the sliding shaft, and when the bottom plate slides, the opening can be blocked, and the limiting block is matched with the limiting hole to limit rotation of the bottom plate; the clamping mechanism is connected with the bottom plate and located in the clamping groove. The inner supporting cylinder is in sliding connection with the box body, the inner supporting cylinder can be controlled to slide so that the end of the inner supporting cylinder can penetrate through the opening to be located outside the box body, and the grinding wheel is located in the inner supporting cylinder. The structure does not need to be split, and use is more convenient.

The utility model provides a lead frame structure, which comprises a lead frame body and a middle rib, the lead frame body comprises a base island and a pin which are arranged in the middle and are used for fixing a chip, the middle rib is arranged around the lead frame body, and the middle rib comprises a first rib body and a second rib body which are connected with each other. The first rib body is located on one side, with the pins, of the lead frame body and connected with the pins, and the second rib body is located on one side, without the pins, of the lead frame body; the second rib body area corresponding to the position between the pin and the base island is a solid rib body, and the rest area of the second rib body is a semi-etched rib body. After the solid rib bodies are added, the supporting force and the fracture resistance of the lead frame structure are enhanced, and the second rib bodies corresponding to the positions between the pins and the base islands are not easy to break up and down in a penetrating manner in the handling process of carrying or film tearing.

The utility model discloses a spliced microcrystalline glass board, including board body, magnetic block and external magnet, the utility model discloses, through the mechanical locking structure of spring pre -tightness cooperation location arc groove and gyro wheel, effectively solved the problem that the magnetic block is displaced and leads to the separation of splicing because of vibration, when the adjacent board body splices, the gyro wheel is made into location arc groove and forms stable meshing under the spring effect of magnetic block, has retained the quick dismounting advantage of magnetic attraction type splicing, and through physical limiting has realized the reliable connection of anti -vibration displacement, has improved glass board replacement efficiency and use stability significantly.

The application provides a high-pressure corrosion-resistant hard alloy material and a preparation method and application thereof, and belongs to the technical field of alloy materials. The application improves the strength, toughness and corrosion resistance of the material by constructing titanium boride, silicon carbide and chromium diboride hard phases, introduces a multiphase composite binder composed of aluminum-iron alloy, high-entropy alloy and cerium hexaboride to realize high-temperature dense coating, and adopts asymmetric gradient paving and sintering process to construct a gradient structure with high surface hardness, high toughness in the core and stress concentration reduction in the transition layer. Meanwhile, the surface hardness and sealing property are strengthened by powder embedding and calcination, and the wear resistance, corrosion resistance and impact resistance of the material are comprehensively improved.

The invention discloses an ultra-deep underwater concrete pouring guide pipe with a flexible mixing device and a using method thereof.The pouring guide pipe comprises a plurality of pipe joints connected in sequence, and detachable flexible deflection baffles are arranged at the bottom end of the tail pipe joint and the connecting position of the adjacent pipe joints; the deflection baffle plate applies lateral and upward force to the concrete liquid falling from the guide pipe, so that when the concrete liquid flows through the deflection baffle plate, part of the concrete liquid deflects towards the lateral upper part in the flowing direction and then falls down; and the resultant force direction of the lateral force applied to the concrete liquid by the two vertically adjacent deflection baffles rotates by an angle alpha relative to the axis of the guide pipe. According to the construction environment, the ratio of the flexible deflection baffle to the pipe joint is determined, alpha is set, when the air resistance effect is large, the speed restraining joint is additionally installed, and the air resistance effect is further reduced. The air resistance effect can be remarkably reduced, the flowability and uniformity of concrete are improved, the aggregate separation and segregation phenomena are reduced, and the construction efficiency and quality in the ultra-deep underwater concrete pouring process are improved.

This utility model belongs to the field of industrial wastewater treatment technology, and discloses an integrated rainwater thallium removal device, including a collection tank, a treatment mixing tank, an aeration oxidation tank, a first deep cone thickener, a filter press, and an outlet water tank. The collection tank, treatment mixing tank, aeration oxidation tank, and first deep cone thickener are connected in series on the same pipeline. The concentrated liquid outlet of the first deep cone thickener is connected to the liquid inlet of the filter press, and the clear liquid outlet of the first deep cone thickener is connected to the outlet water tank. The liquid outlet of the filter press is returned to the treatment mixing tank through a return pipe. The principle of the deep cone thickener equipment of this utility model is to achieve efficient solid-liquid separation by using gravity sedimentation combined with flocculants to accelerate particle sedimentation. At the same time, the solid content of the sludge is increased through flocculation reaction. The separation problem of wastewater and sludge can be solved by using a smaller filter press, thereby reducing the investment in filter press equipment.

This utility model provides a display device and an interactive device, relating to the fields of display technology and artificial intelligence. The display device includes a display panel, an image acquisition unit, a controller, and a connecting part. The display panel includes a first display area and a second display area, the second display area at least partially surrounding the first display area, and the first display area including at least one first display sub-area. The image acquisition unit is disposed on the side of the display panel away from the light emission direction, and its orthographic projection on the display panel at least partially overlaps with at least one first display sub-area. The light receiving direction of the image acquisition unit is parallel to the light emission direction of the display panel. The controller is disposed on the side of the image acquisition unit away from the display panel. The connecting part connects the image acquisition unit and the controller, and also connects the display panel and the controller.

The invention provides a time sequence neural network-based protein chromatographic purification anomaly detection and control method, which relates to the technical field of time sequence neural networks, and comprises the following steps: constructing a separation knowledge graph and mapping chromatographic process data to generate a feature vector, and predicting a separation behavior by using a time sequence neural network model of a bidirectional recursive structure, and then an optimization objective function is established to generate an optimal process parameter combination, and finally actual operation data is fed back to the knowledge graph to realize online optimization. According to the method, the protein purification accuracy can be improved, the abnormal risk can be reduced, and intelligent optimization and self-adaptive adjustment of process parameters can be realized.

The utility model provides a valve detection device for ship valve processing relates to valve detection device for ship valve processing technical field, the utility model discloses a detector, the upper top of detector is fixedly connected with the connecting port, is inserted with the connecting line in the inside of connecting port, one end fixedly connected with ultrasonic wave probe of connecting line, the upper top fixed connection of connecting port has the limiting device, the limiting device includes the arc plate of setting in the upper top of connecting port, the surface of arc plate is provided with ring, the inner wall of ring is opened to have the slope, the surface of arc plate is opened to have the screw groove, the surface fixed connection of slope has the screw, the side surface fixed connection of arc plate has the baffle, the baffle sets up arc plate away from the one side of connecting port, the inner wall fixed connection of arc plate has the clamping strip, the clamping strip is rubber strip, the utility model solves the problem that the detector is easy to separate with the probe because of the pulling force is too big.

The invention discloses a high-temperature-resistant hot melt adhesive and a preparation method thereof, and relates to the technical field of hot melt adhesives. The high-temperature-resistant hot melt adhesive is prepared from the following raw materials in parts by weight: 25 to 35 parts of modified polyimide resin, 20 to 30 parts of modified benzoxazine resin, 8 to 12 parts of carboxyl-terminated nitrile rubber, 5 to 8 parts of C5 / C9 copolymerized petroleum resin, 3 to 5 parts of hydrophobic modified nano silicon dioxide, 1 to 2 parts of silicone powder, 0.5 to 1.0 part of antioxidant 1010, 0.3 to 0.8 part of zinc stearate and 0.05 to 0.1 part of tetrabutylammonium bromide. The high-temperature-resistant hot melt adhesive is scientific in raw material ratio, core resin is modified to improve heat resistance and compatibility, filler such as hydrophobic nano silicon dioxide is added to enhance performance, the preparation process is controllable, nitrogen protection is achieved in the whole process, moisture absorption is prevented through granulation and drying treatment, and a finished product is excellent in high-temperature resistance, good in comprehensive performance and good in storage stability.

The application provides a two-dimensional diffraction data processing method and system of a single crystal material, relates to the technical field of diffraction data processing, and comprises the following steps: analyzing two-dimensional face detector diffraction data of the single crystal material, realizing multi-directional compression from two-dimensional data to one-dimensional data, and quantifying anisotropy distribution of each subgrain in the single crystal material. The method integrates various diffraction two-dimensional data compression methods through a system, obtains one-dimensional overall diffraction curves, rocking curves and subgrain diffraction curves of each subgrain in the sample, realizes separation of diffraction peaks of each subgrain, and realizes quantitative characterization of crystal face orientation and spacing through fusion function fitting analysis. The application can more accurately and comprehensively quantitatively analyze two-dimensional diffraction data of a single crystal, and further researches crystal face spacing and orientation of subgrains in the single crystal material.

The application provides a tungsten-bismuth composite oxide catalyst for preparing glutaraldehyde by catalytic oxidation of 1,2-epoxycyclopentane, and a preparation method of the catalyst for producing glutaraldehyde. The catalyst has good stability, can maintain high mechanical strength and chemical stability during long-time reaction, and has the advantages of simple preparation method, low raw material cost, easy expansion of preparation scale and the like. The catalyst is used in the reaction of preparing glutaraldehyde by catalytic oxidation of 1,2-epoxycyclopentane, has the advantages of high 1,2-epoxycyclopentane conversion rate, good glutaraldehyde selectivity, high yield, good catalyst stability and easy separation, and has significant industrial application value.

The invention belongs to the technical field of timber sawing, and particularly discloses a timber sawing device for high-deformation-resistance shaving board machining and a method thereof.The timber sawing device comprises a frame body and a moving structure, the lower portion of the moving structure is connected with a cutting saw and an auxiliary saw, the cutting saw is matched with the auxiliary saw to saw the high-deformation-resistance shaving board, and the structure of the auxiliary saw is the same as that of the cutting saw; the auxiliary saw comprises a connecting shell fixed to the lower portion of the moving structure, a saw blade is rotationally arranged in the connecting shell, a transmission motor driving the saw blade to rotate is fixed to the connecting shell, and the thickness of the saw blade in the auxiliary saw is smaller than that of the saw blade in the cutting saw. The auxiliary saw and the cutting saw which are different in thickness are arranged and matched with pressing of the extrusion wheel, dual dust collection and monitoring of the displacement sensor, the problems of decoration plate separation, edge breakage and burr caused by stress transfer during sawing of the veneer shaving board in the background technology are effectively solved, meanwhile, the sawing path is optimized, graded efficient dust removal is achieved, and the working efficiency is improved. And the sawing precision and the equipment operation stability are improved.

This invention relates to the field of selective tetramerization technology of ethylene, specifically a method and apparatus for separating polyethylene wax from the heavy components of ethylene tetramerization products. The method provided by this invention uses a specific cleaning agent to clean the mixture of high-boiling-point liquid components and polyethylene wax produced during the distillation of ethylene tetramerization products. The high-boiling-point liquid components and polyethylene wax are then separated using conventional separation methods, yielding polyethylene wax that meets usage specifications. Simultaneously, the mother liquor containing high non-boiling-point components and catalyst is fed into a cleaning agent recovery system for recycling. Experiments show that the PE wax separated using the separation method described in this invention, within the separation apparatus described in this invention, is a white granular material with a molecular weight of 3000–5000, a softening point of 108°C, and catalyst metal residues of less than 3 ppm Al and less than 1 ppm Cr, meeting commercially available requirements.