44results about How to "Solve urgent problems" patented technology

The invention provides a urination urgency handling device. The urination urgency handling device comprises an underpants main body which is provided with an absorber for absorbing urine, a guiding device and a storage device, wherein the absorption device is fixedly connected with the underpants main body, and directly faces the private parts of a human body; the guiding device comprises a guide pipe which is connected with the absorber; the guide pipe is further connected with a pumping unit; the storage device comprises a urine storage bag which is connected with the guide pipe. The urination urgency handling device can be worn any time and used for a long time, and is especially suitable for adults under the circumstances that no toilet can be found away from home, and the urination urgency handling device is capable of solving the problem of urination urgency, and can be used continuously by changing the urine storage bag; in short, the urination urgency is very practical and convenient, portable, light and comfortable, and can be worn instead of underpants.

The invention discloses a wave force electricity supply system complementing with wind to continuously generate electricity. The system comprises a wave force kinetic energy module erected on the ocean, kinetic energy generated through seawater fluctuation is used for generating electricity, wave force electricity generation is merged into a wind electricity generating device to achieve the aim of continuously generating the electricity, and the wave force kinetic energy module comprises a wave force obtaining module, a transmission shaft, an electric generator, a speed change module and an automatic control module; the wave force obtaining module is used for obtaining kinetic energy generated by seawater fluctuation, the transmission shaft outputs kinetic energy for transmission through the wave force obtaining module, the electric generator receives the kinetic energy of the transmission shaft and converts the kinetic energy into electricity, the speed change module is mounted on the transmission shaft, and used for adjusting torque of the transmission shaft, the automatic control module is provided with a microprocessor and an ocean sensing unit, through sensing of changes of sweater fluctuation, the speed change module is controlled to adjust torque of the transmission shaft, and action of the electric generator is controlled.

The invention relates to a two-step SERS (Surface Enhanced Raman Scattering) detection method for judging novel coronavirus infectivity in an environment, which comprises the following steps: selecting an SERS enhanced substrate, carrying out SERS detection on SARS-CoV-2 S protein and RNA (Ribonucleic Acid), and constructing a judgment standard according to the difference of SERS signals of the SARS-CoV-2 S protein and RNA; and performing classification treatment on Raman spectrums obtained by performing two-time SERS detection on a new coronavirus sample existing in the environment in combination with a machine learning method so as to judge the infectivity of the new coronavirus existing in the environment.

The disclosed measuring apparatus and method for frictional moment comprise: the target bearing with diameter as D is suspended a segment nylon wire with ends connected to weight and dynamometer respectively, when bearing static, the show value on dynamometer as A1 balances to the weight; if rotating toward one direction by some rate, the show value increases to A2, and the formula M=(A2-A1) .D / 2 can express the corresponding frictional moment. This invention is reliable, simple, and well practical.

The invention discloses a hydraulic transmission and automatic control stepless speed regulator, which comprises an enclosure, a speed regulator component, an overrunning clutch and a speed regulator component brake device, wherein the speed regulator component comprises an inner shell, a speed regulator input shaft and a speed regulator output shaft; a two-way hydraulic variable pump, a constant displacement hydraulic motor, a variable control driving device and a control system are arranged in the inner shell; the two-way hydraulic variable pump is connected in series with the constant displacement hydraulic motor; the two-way hydraulic variable pump, the constant displacement hydraulic motor and two oil passages communicated with the two-way hydraulic variable pump and the constant displacement hydraulic motor form a closed loop; a buffer cavity is connected to each of the two oil passages connected with the two-way hydraulic variable pump and the constant displacement hydraulic motor; in addition, a second hydraulic electromagnetic valve is arranged between an oil port of the two-way hydraulic variable pump and an oil port of the constant displacement hydraulic motor; a first hydraulic electromagnetic valve and the second hydraulic electromagnetic valve are electrically connected with the control system. The hydraulic transmission and automatic control stepless speed regulator is simple and compact in structure, low in manufacturing cost, continuous in transmission ratio, high in bearing capacity, high in transmission efficiency, safe, reliable and long in service life.

The invention discloses a disease preventing insecticide natural mineral fertilizer and a preparation method and usage thereof. The fertilizer comprises following raw materials in parts by weight: 4-26 parts of potash feldspar, 3-15 parts of ultraphosphate, 20-66 parts of pumice, 20-45 parts of calcite, 18-33 parts of yellow liquid in stone, 6-10 parts of urea, 2-5 parts of celastrus angulatus, 2-5 parts of sanguinarine, 0.3-1.5 parts of adhesive, and 1-6 parts of stabilizer. The preparation method comprises the steps of smashing, mixing, smashing again, drying, cooling and canning. According to the usage, in 3-5 days after rain, the fertilizer is applied in the field twice a day in the morning and evening. The disease preventing insecticide natural mineral fertilizer for tropical plants not only has good preventing and curing effects and can prevent diseases of various types, but also is environment-friendly and can promote growing of crops effectively and solve the problems of the scholars and researchers in the field; the disease preventing insecticide natural mineral fertilizer has complete nutrition and high concentration, and is remarkable in fertilizer efficiency; plants using the fertilizer grow vigorously, and the yield and quality of crops using the fertilizer are significantly increased and improved.

A fully flexible three-degree-of-freedom micro-excitation table device, the main mechanism of the three-translation micro-excitation table device is a miniature fully flexible three-translation parallel mechanism. It consists of three flexible branches and two platforms to form a three-translation parallel mechanism, an integral flexible rotating pair, and a parallelogram to form a flexible moving pair, and there are three piezoelectric ceramic drive sources at the θ1, θ2, and θ3 positions of the three branches. By controlling the movement of different driving sources, the excitation of micro-regions in one-dimensional, two-dimensional or three-dimensional translation directions is realized.