30results about How to "Reduce usage restrictions" patented technology

The invention discloses a two-phase flow power heat pipe device. The two-phase flow power heat pipe device is mainly composed of a condenser, a storage liquid shunting device, a circulating pump, an evaporator and a circuit control element, wherein the storage liquid shunting device is composed of a liquid storage tank, input and output ends of a liquid draining pipe and a backflow hole, thus the collection, complete separation and shunt of two-phase flow can be realized, and a whole system can have stable gas-liquid two-phase flow circulation; the backflow hole is provided with a liquid backflow hole and a gas backflow hole, the gas backflow hole is positioned above the liquid level in the liquid storage tank, and the liquid backflow hole is positioned under the liquid level in the liquid storage tank; the condenser and the evaporator are used for realizing the transportation of energy; the circulating pump is connected between a liquid inlet end of the evaporator and a liquid outlet end of the condenser; and the circuit control element controls the running state of the system. The two-phase flow power heat pipe device disclosed by the invention has the advantages that through the design of the storage liquid shunting device and the circulating pump, the problems of incomplete gas-liquid separation and insufficient circulation power in a heat pipe heat exchange device are solved, the working efficiency and the practicability of the heat pipe are increased, and the whole system device has a simple structure and is environment-friendlly.

The invention discloses a power heat pipe system which mainly comprises a condenser, a return device, a circulating pump, an evaporator, a liquid storage tank and a circuit control element; a liquid inlet end of the return device is connected to the lower part of the working media liquid level in the liquid storage tank, and an air inlet of the evaporator and a steam outlet of the evaporator are connected to the upper part of the working media liquid level in the liquid storage tank; the circulating pump is connected into a liquid inlet end of the evaporator, namely behind a three-way pipe which is arranged at a joint position of the liquid outlet end of the return device and a liquid outlet end of the condenser; and the circuit control element controls the running state of the system. The power heat pipe system solves the problems that the heat pipe heat exchange equipment is incomplete for gas and liquid separation and insufficient in circulating power through the design of the liquid storage tank, the return device and the circulating pump, improves the working efficiency and practicability of a heat pipe, and is simple in whole structure and environment-friendly.

The invention discloses a two-phase flow power heat pipe system which is mainly formed by a condenser, an evaporator, a first two-phase flow stabilizer, a second two-phase flow stabilizer, a circulating pump and a circuit control element. Two heat exchanger, i.e. the condenser and the evaporator, aim to implement energy transportation; the first two-phase flow stabilizer and the second two-phase flow stabilizer have the functions of firstly implementing gas-liquid separation and slow storage of a working medium and then reasonably distributing the flow proportions of a liquid working medium and a gas working medium in a circulating loop so as to form stable working medium two-phase flow in the circulating loop and improving the efficiency of a heat pipe; and the circuit control element is used for controlling the operation state of the system. According to the power heat pipe system, by the design of the two two-phase flow stabilizers and the circulating pump, the problems of incomplete gas-liquid separation and insufficient circulating power in heat-pipe heat exchange equipment are solved and the working efficiency and the practicality of the heat pipe are improved; and the adopted integral system device has simple structure and is environmental-friendly.

The invention discloses an input equipment of a computer graphic user interface, consisting of a track rod, a camera, a track and a keying information analysis device; wherein the track rod consists of a track lamp, a keying information processing device, a roller, a left key, a right key and a shell. The input equipment can be used for all equipments using graphic user interface (GUI) such as personal computers, mobile phones, PDAs, portable game machines, portable navigation equipment, POS machines, household appliances, industrial meters, wearable computers and the like to realize man-machine interaction. The invention provides an input equipment which has higher efficiency compared with the prior art, and improves the interactive efficiency between the user and the computer. The invention also discloses a corresponding input method of the computer graphic user interface.

The invention discloses a two-phase flow dynamic heat pipe system which mainly comprises a condenser, a liquid storing and flow splitting device, a circulating pump, an evaporator and a circuit control element. The liquid storing and flow splitting device consists of a liquid storing tank, input and output ends of a gas-guide tube and backflow holes, so that gas flow and liquid flow are collected, thoroughly separated and split, and the integral system has a stable circulation of the gas flow and the liquid flow; the backflow holes include liquid return holes and gas return holes, the gas return holes are positioned above the liquid level inside the liquid storage tank, and the liquid return holes are positioned below the liquid level inside the liquid storage tank; energy is transmitted via the condenser and the evaporator which are used as two heat exchangers; the circulating pump is connected between a liquid inlet end of the evaporator and a liquid outlet end of the condenser; and the circuit control element controls the running state of the system. By the aid of the liquid storing and flow splitting device and the circulating pump, problems that gas and liquid in heat exchange equipment with heat pipes are not separated from each other thoroughly and circulating power is insufficient are solved, work efficiency and practicality of heat pipes are improved, and the integral system is simple in device structure and is environment-friendly.

The invention discloses an anti-hydrophobic soil stabilizer and a preparation method thereof. The preparation method of the anti-hydrophobic soil stabilizer comprises the following steps in parts by weight: dissolving 3 parts by weight of oleamide and 6 parts by weight of triisopropanolamine in alcohol to obtain a mixture; then, reacting the mixture with 5 parts by weight of carbolic acid and adding water into a reaction kettle to synthesize the anti-hydrophobic soil stabilizer. The anti-hydrophobic soil stabilizer is applied to paving a road, performing phosphogypsum environment-friendly treatment, performing slope treatment and performing stone carving artwork repair. The anti-hydrophobic soil stabilizer disclosed by the invention can be used for improving a soil granule structure, lowering the soil particle interface activity, enabling the original cohesion inside the soil particles to recombine to produce irreversible cohesion, blocking soil mass gaps to enable the soil particles to lose capillary water absorption, directly mixing with the natural soil and lowering the consumption and saving over 50% of the energy resources by enabling a weight ratio of the anti-hydrophobic soil stabilizer to natural soil to be smaller than and equal to 0.1%, and can not cause pollution on the natural environment after being mixed into the soil.

The invention discloses a gesture detection method insensitive to wearing position offset based on an FMG armlet. The gesture detection system comprises a wearable armlet, a data acquisition and processing device, a user computer side and a position offset insensitive detection algorithm obtained through calculation, wherein the wearable arm band is provided with an FSR sensor which applies an FMGtechnology and can detect the gesture action information of a human body, the data acquisition and processing device gathers the information of each FSR sensor and sends the information to a user computer terminal through serial port communication. The data information collected by the sensors at different positions is comprehensively used, a program in a computer end can detect the gesture of auser through a position offset insensitive gesture detection and recognition algorithm, so that not only the gestures of the users can be detected, but also the identification precision is not affected by the wearing position offset of the sensors. The system and the method provide a new solution for stabilizing the accuracy of gesture detection by using the wearable FMG technology in daily life.

The invention provides a massaging cushion and a preparation method thereof. The cushion comprises a lining, a massaging layer and a ventilation layer, wherein the lining comprises a bottom layer, and an elastic layer and a surface layer which are fixed on the bottom layer; the massaging layer is composed of spherical kernels; the kernels are arranged on the surface layer and the diameter of the kernels is 1.5cm-2.5cm; and the distance between each two adjacent kernels is 0.1cm-0.5cm. The ventilation layer covers the massaging layer and is provided with ventilation holes communicated with the massaging layer; and a sewing line is used for sewing the four edges of the ventilation layer and the lining together. The cushion provided by the invention has the advantages of good massaging effect, good ventilation, convenience for partial replacement, convenience for carrying and the like.

The invention provides a high-precision temperature measurement system based on a resistance value comparison method. The high-precision temperature measurement system is composed of a temperature signal acquisition element, an analog-to-digital converter, a control unit and a display device. The temperature signal acquisition element uses a Pt1000 platinum thermistor. The analog-to-digital converter uses AD7712. The control unit uses an MSP430F149 single-chip microcomputer. The display device uses LCD1602 liquid crystal. The temperature signal acquisition element is connected with the analog-to-digital converter which is connected with the control unit. The control unit is connected with the display device. Influence of platinum resistor error, resistance measurement system error and environment temperature and lead wires on the conventional temperature measurement method based on the resistance value comparison method can be overcome so that temperature measurement is enabled to achieve higher precision, use limitation can be reduced and power consumption of the system can be effectively reduced.

The invention provides a method for cultivating very early-maturing rice and belongs to the field of crop genetics and breeding. The invention relates to the utilization of a main spike early-maturingrice material, for a characteristic that a main spike maturation period and a tiller spike maturation period of the main spike early-maturing rice material have a large difference, and a strategy forreducing the tiller number of the rice and shortening the maturation period of the whole plant is proposed, which means that the purpose of controlling the rice maturation period is achieved by controlling the tiller number of rice. A less tiller early-maturing rice material is created through a cross breeding technique or genome editing technique, then the less tiller early-maturing rice material and excellent rice varieties are hybridized, followed by continuous backcrossing, a less tiller early-maturing rice individual is selected, a less tiller early-maturing excellent rice variety with agrowth period within 90 days is obtained, and the early-maturing rice variety is particularly suitable for direct seeding cultivation in rice production.

This invention discloses an electrodynamic type insecticide spraying device for farm use. The insecticide spraying device comprises a hollow shell body and a column-shape compression shell body arranged on one side of the hollow shell body, the inner side of the hollow shell body is a hollow structure and forms a liquid storage space, an arc-shape structure is arranged on the bottom of the hollow shell body, a liquid pass hole structure connected with the arc-shape structure is arranged on the inner side of the hollow shell body and its other end is connected with the outer side of the hollow shell body, and a liquid discharge pipeline is arranged on the part of the hollow shell body located on the liquid pass hole structure and communicating with the outside. The insecticide spraying device is a strap type insecticide spraying device for farm use, the restriction on the using condition is comparatively low, and the application is convenient; additionally, the device applies pressure through a large range of air pressure injection, each time after the air is injected, the device can be used, and the internal high pressure air can be used to the last, the air using rate is improved, and power consumption is reduced; additionally, air compression is applied by the device through the electromagnetic conversion principle, and the noise is small compared with an air pump.

The invention relates to a plant rooting accelerator which is prepared from the following components in percentage by weight: 0.1%-10% of phenazino-1-carboxylic acid, 0.01%-50% of bacillus cereus rawmaterial, 1%-10% of saccharide, 1%-10% of peptone, and the balance of additive. Compared with the prior art, the plant rooting accelerator has the advantages that the plant rooting can be prompted, absorbing nutrition by plants is facilitated, infection to the plants by harmful bacteria can be effectively inhibited, beneficial bacteria can grow faster, the survival rate of the plants can be greatly increased, and the economic loss is reduced.

The invention discloses a multistage power heat pipe system which is mainly composed of a first stage power heat pipe unit, a second stage power heat pipe unit, a third stage power heat pipe unit, an evaporator fan, a condenser fan, a heat exchanger and a circuit control element which can be manufactured into a 4-N stage power heat pipe. Each stage of power heat pipe unit is an independent circulation loop, all evaporators are arranged side by side and assembled in an air flue of a same casing and share one evaporator fan, and all condensers are arranged side by side and assembled in the air flue of the same casing and share one condenser fan. Therefore, the multistage power heat pipe system is formed, and refrigerating fluid in each stage of the heat pipe is regarded as constant temperature fluid, so that the multistage heat pipe can achieve the effect of alternating temperature. Heat exchange areas of each stage of the heat exchanger are same, and final discharge temperature is close to ambient temperature, so that heat using ratio is improved to the maximum limit, and problems that the existing heat pipe heat exchange temperature difference is big in loss and low in total heat exchange efficiency.

The invention discloses a red and blue light therapy device for hands. The red and blue light therapy device for hands comprises a hand-shaped carrier, red and blue light emitting assemblies and a control assembly, wherein the hand-shaped carrier consists of a plurality of flexible pieces; the flexible pieces are connected with one another to define a plurality of accommodating cavities; the red and blue light emitting assemblies are arranged in the accommodating cavities; and the control assembly comprises a power supply piece and an adjusting piece, and is connected with the red and blue light emitting assemblies in a photoelectric manner. A shell is made of the flexible pieces, and thus, the red and blue light therapy device for hands is convenient to carry and use.

The invention discloses a method of performing two-dimensional arrangement and display on three-dimensional optical information of an object. Hardware, namely a convex lens and a reflector are mainlyincluded in the method, and the method is used in cooperation with an existing projection system device. According to the method, a three-dimensional entity light source of the object is produced in an early period, wherein the three-dimensional entity light source comprises a static three-dimensional entity picture or a dynamic three-dimensional entity video; the three-dimensional entity light source projects light to the convex lens and the reflector through the projection system device; and through a light refraction and reflection process, the three-dimensional optical information of the object is subject to two-dimensional arrangement and display, so that holographic display is watched by human naked eyes. According to the scheme, refraction and reflection processing is performed on alight beam of the object mainly in combination with usage of the convex lens and the reflector, holographic display is designed according to the position of the light source, the focal length of theconvex lens, the distance between the convex lens and the reflector and the position of an observer, design cost is low, operation is easy, use conditions are less limited, and the method is suitablefor application and popularization.