48results about How to "Vibration will not" patented technology

The invention discloses a printing device for a three-dimensional biological structure. The printing device comprises an execution unit with a liquid supply system, and a control unit, wherein the liquid supply system comprises an air compressor, an air capacitor communicated with an air outlet of the air compressor, and a liquid storage tank; a liquid outlet of the liquid storage tank is communicated with a liquid inlet of a spray head; a liquid inlet of the liquid storage tank is communicated with an air outlet of the air capacitor; a pressure reducing valve is arranged on a pipeline between the liquid storage tank and the air capacitor; the opening degree of the pressure reducing valve can be adjusted, and thus liquid drops at a spray nozzle of the spray head are enabled to not drop off; the height of the liquid storage tank can be adjusted, and thus the lowest end of a liquid level at the spray nozzle of the spray head is leveled with the spray nozzle of the spray head. The printing device disclosed by the invention can be widely applied to forming of biological scaffolds with various shapes, can be used for printing vascular structures and has the advantages of high printing precision, simpleness in operation, low cost and the like. Due to the adoption of the design of a replaceable clamp, a replaceable working face and a replaceable Z-shaped mounting plate, the printing device can be used for printing biological structures with different sizes and different tissue materials.

The invention discloses a double-layer composite tube and a manufacturing method thereof. The double-layer composite tube and the manufacturing method aim to solve the technical problems that black pigment is added into traditional HDPE tubes, accordingly inner walls are not smooth, water scale is prone to being generated, bacteria grow, and secondary pollution of water is caused. The double-layer composite tube comprises an inner layer and an outer layer, the inner layer is made of ultrahigh molecular weight polyethylene and ethylene-vinyl alcohol copolymers or low-density polyethylene, and the outer layer is made of high-density polyethylene, ethylene-vinyl alcohol copolymers and special melanin particles C of PE. The method includes the following steps of material proportioning and dehumidifying, material plastifying, material forming, vacuum sizing and spraying and cooling. The double-layer composite tube has the advantages of being good in toughness and flexibility, high in chemical stability, good in corrosion resistance, good in sealing performance, large in distribution power, long in service life, high in low temperature resistance, hygienic, free of toxin and the like. The manufacturing method is simple, easy to operate and capable of achieving integral production of the double-layer composite tube.

The invention provides a notification reminding method, a terminal and a computer readable storage medium, when work parameters of the terminal satisfy a shape change condition, for example, when theterminal enters a Do Not Disturb mode, the terminal enters a shape change reminding mode, then, corresponding shape change parameters are determined when a notification is received, and the terminal is controlled to perform shape change. A user is reminded through shape change, a prompt tone is not generated and vibration is not generated by adopting said mode, thus, the user cannot be disturbed,and a problem of disturbing the user in the existing notification reminding mode is solved. The invention also provides a terminal and a computer readable storage medium at the same time, by implementation of the method, the terminal and the computer readable storage medium in the scheme, usage experience of the user is enhanced.

The invention discloses a shock absorbing device for a steel structure bridge building, which comprises a pressure bearing plate and a cement base; it is characterized in that a shock absorbing pad is provided on the lower surface of the pressure bearing plate; block; the lower surface of the upper rubber block is provided with a plurality of grooves; the groove is provided with a buffer block; the bottom of the cement base is provided with a plurality of stabilizing posts; the upper surface of the cement base is provided with a lower rubber block; the lower rubber block is provided with a plurality of decompression pads; the decompression pad is provided with a base; the base is provided with a first screw and a cylinder column; the first screw and the base A plug pad is provided between them; a buffer pad is provided at the top of the cylinder column; a friction block is provided on the buffer pad; a telescopic column is provided at the hollow inside the cylinder column; an elastic column is provided between the telescopic column and the bottom of the cylinder column. blocks; multiple load-bearing columns are fixedly installed on the edge of the upper surface of the cement base; the invention has a simple structure, and can reduce the longitudinal vibration of the pier through the telescopic columns and the cylinder columns.

The invention, which relates to the technical field of new energy battery motor equipment, discloses a new energy battery motor connection stabilization device comprising a first mounting bracket. Thetop end of the first mounting bracket is fixedly connected with the bottom end of a second mounting bracket; and mounting holes are formed in the front sides of the first mounting bracket and the second mounting bracket. A protective box is fixedly mounted on the top end of the second mounting bracket; a motor is fixedly mounted on the bottom end of the inner cavity of the protective box; one side of the motor is connected with one end of a wire electrically through a first connecting block; and the other end of the wire is connected with the inside of a connecting mechanism electrically. According to the new energy battery motor connection stabilization device, since a moving rod, a sleeving mechanism, a sleeving box, a first fixing plate, a through hole and a locking mechanism are arranged at the inner wall of the battery and the protective box, the stability of the battery inside the protective box can be improved and the battery vibration is prevented, so that the battery is protected from making vibration and the safe power supply effect is realized.

The invention belongs to the technical field of a vibration adjusting process of a stable structure of a main coolant pipeline of an AP1000 nuclear power plant. By analyzing a vibration adjusting problem, the process comprises the following steps: S1, measuring and recording data before adjustment; S2, removing a rigid bracket: mounting a temporary support right above positions of pipelines mounted on an upper rigid bracket A, an upper rigid bracket B and a lower rigid bracket B, and matching with a hand pulled block to remove the rigid brackets synchronously; and S3, adjusting and back-mounting the brackets. Vibration of an ADS-4 grade pipeline is adjusted, so that the vibration problem of ADS-4 grade B/D column pipelines is solved.

The invention discloses a vibration isolating lap joint device, which is used to fix a first structure on a second structure. The first structure is provided with a blow hole, and the second structure is provided with a fixed link. The vibration isolating lap joint device comprises a lap joint sleeve and a vibration isolator. The lap joint sleeve is provided with a hypoplastron part, a vertical wall, a head plate part and two lateral plate parts, the hypoplastron part is provided with a notch which is fastened laterally with a link body of the fixed link, the vertical wall is connected between the hypoplastron part and the head plate part, and the two lateral plate parts are connected with the head part to form an accommodating groove. The vibration isolator is arranged in the accommodating groove, and is provided with a hollow part which is connected with a convex part inside a blow hole, wherein the lap joint sleeve and the fixed link are accommodated in the blow hole, and the first structure and the second structure are separated for one space by the vibration isolator.

The invention provides a 3D printer rapid cooling and preheating machine base. The 3D printer rapid cooling and preheating machine base comprises a base main body. The base main body comprises an inlet, a cooling channel, an outlet and heating devices. The inlet is formed in the side face of the base main body. The outlet is formed in the bottom face of the base main body. The cooling channel is formed in the base main body. The inlet communicates with the outlet through the cooling channel. The heating devices are evenly arranged in the cooling channel. According to the 3D printer rapid cooling and preheating machine base, due to the fact that the spiral cooling channel is formed in the base main body, vibration caused when a cooling medium enters is reduced, the edge of an outer circle of the cooling channel is tangential to the base main body, the effect that areas distributed evenly with the spraying position of an extruding spray nozzle as the center are the cooling ranges is ensured, and vibration is not caused to the extruding spray nozzle; and the heating devices can preheat the base rapidly after cooling, the operation interval is shortened, and the operation efficiency isimproved. Cold air is used as the cooling medium and can be repeatedly and circularly used, and energy conservation and emission reduction are achieved.

The invention relates to a device (2) for measuring warp thread tension in a weaving machine (1), comprising: a measuring element with two ends (17a, 17b) designed as a deflecting element (17), The warp thread (5) of the loom (1) can be guided through the steering element; the force measuring mechanism (18); and the frame ( 20) on the lever (21). The force-measuring mechanism ( 8 ) can be loaded by the measuring cell by means of this lever. The deflection element (17) is supported with one of its two ends (17a, 17b) on the lever (21) and with the other of its two ends (17a, 17b) in a non-movable manner On the frame (20) of the loom (1). The invention also relates to a loom (1) with a frame (20) and with at least one device (3) for feeding warp threads (5), said loom having at least one A device ( 2 ) for measuring warp thread tension is arranged downstream of a device ( 3 ) for conveying warp threads ( 5 ), comprising a diverting element ( 17 ) as measuring element.

The invention provides a tool for disassembling a bearing outer ring of a printing rubber roller, and relates to the technical field of printing machinery. The tool for disassembling a bearing outer ring of a printing rubber roller comprises a first ejection rod making contact with the bearing outer ring, a connector fixedly connected with the first ejection rod, a sleeving connection head connected with the connector in a telescopic mode, a second ejection rod fixedly connected with the sleeving connection head and making contact with the bearing outer ring, and an electric punching rod perpendicularly connected with the sleeving connection head. The diameter of the first ejection rod is larger than that of the connector. The bearing outer ring can be driven to be separated from the rubber roller, a rubber roller barrel and a rubber layer on the surface can be protected as much as possible, and the aim of not damaging the rubber layer of the rubber roller is achieved.

The invention discloses a kiln and furnace high-standard discharge multi-eddy current particle dry and wet method desulphurization denitration dedusting system. The kiln and furnace high-standard discharge multi-eddy current particle dry and wet method desulphurization denitration dedusting system is composed of a desulphurization denitration flocculating agent supply system (1), a eddy current low speed deduster (2), a dry method desulphurization denitration device (3), a wet method desulphurization denitration deduster (4), a dilution separator (5), an induced draught fan (6), an exhaust pipe (7), a first stage water pump (8), a second stage water pump (9), a water tank (10), a vibrating filter sieve (11), a slurry absorbing extruding dehydration machine 1 (12), and a slurry absorbing extruding dehydration machine 2(13), is capable of realizing high standard discharge of SO2, NO, and NOx dust of a plurality of kilns and furnaces. In using process, blocking is not caused, flower fan vibration is avoided, secondary pollution is avoided, the performance is stable and reliable, and operation cost is low.