131results about How to "The main structure is simple" patented technology

The invention belongs to the field of intelligent household, relates to an intelligent household control system, and particularly to an intelligent household control system based on ZigBee and cloud computing. A main structure includes an information acquisition and equipment control module, a ZigBee wireless sensing network, a household intelligent gateway, an RFID device, a cloud server, and a mobile terminal device, the information acquisition and equipment control module includes an environment information acquisition sensor and a household equipment controller, a ZigBee coordinator node, a ZigBee router node, and a ZigBee terminal node form a ZigBee three-level tree-shaped wireless sensing network to form an intelligent household network frame. The ZigBee network performs the intelligent regulation and control on the household equipment, the user data is stored and processed via the cloud server, the users' behavior habit is deeply tapped, so that a household control scheme based on the users' behavior habit is generated, the indoor wireless signal radiation maintains at a low level, the main structure is simple, the design conception is ingenious, the application environment is friendly, and the market prospect is wide.

Devices related to a near-drowning behavior detection method fusing UWB indoor location with a video target detection and tracking technology comprise a smart bracelet module, an intelligent monitoring information processing module, a communication module and a display alarm module, the smart bracelet module is used for performing indoor location, the intelligent monitoring information processingmodule is used for processing video data acquired by an intelligent monitoring camera, location information of a smart bracelet and water depth information; and the communication module is used for realizing information transfer among the smart bracelet module, the intelligent monitoring information processing module and the display alarm module. Specific detection steps of the near-drowning behavior detection method are performed according to the following way: performing system initialization; and building a relationship among an image of the intelligent monitoring camera, location of the smart bracelet module and a swimming pool coordinate system, then setting near-drowning conditions, and performing near-drowning determination by virtue of a near-drowning detection algorithm. The near-drowning behavior detection method is simple in main body structure, smart in design concept, good in using effect, high in detection accuracy, low in maintenance cost, friendly in application environment and broad in market prospect.

The invention belongs to the field of image recognition processing. The invention relates to a self-adaptive intelligent document recognition and input device and a use method thereof. A data acquisition module acquires a paper text of a client into a picture file through scanning or shooting, the preprocessing module carries out block processing on the text in an image by utilizing a morphological processing algorithm, lattices in each line or table are made into unequal cell blocks, and the character recognition module carries out binary processing on each cell block; Then, the correlation analysis module performs correlation analysis according to a pre-configured keyword and a pre-configured rule; According to the technical scheme, the relation between text blocks is analyzed, a data extraction module is guided to extract needed field content, a deviation rectification module can perform verification and automatic correction on the extracted content according to previous identification and deviation rectification historical data, and finally a result is stored and returned to a calling party. The system is ingenious in design concept, safe and convenient to use, high in intelligent degree, high in recognition accuracy, friendly to application environment and wide in market prospect.

The invention discloses a flue gas-based desulduratoin and denitration method and a special device for the flue gas-based desulduratoin and denitration method. The special device comprises a denitration reactor body and a desulphurization reactor body, wherein the side wall of the desulphurization reactor body is provided with a flue inlet; the desulphurization reactor body and the denitration reactor body are communicated in parallel; the volume of the denitration reactor body is 1-2 times that of the desulphurization reactor body; the communicating position of the desulphurization reactor body and the denitration reactor body is provided with a device for spraying NH3; the top of the denitration reactor body is provided with a denitration reactor inlet for active coke; the bottom of thedenitration reactor is provided with a denitration reactor outlet for the active coke; the top of the desulphurization reactor is provided with a desulphurization reactor inlet for the active coke; the bottom of the desulphurization reactor is provided with a desulphurization reactor outlet for the active coke; and the denitration reactor outlet for the active coke is communicated with a desulphurization reactor inlet for the active coke through a pipeline, and the desulphurization reactor outlet for the active coke is communicated with a regeneration reactor. The invention also provides a method for flue gas desulfurization and denitration by using the device.

The invention belongs to the field of corrosion technologies, and relates to a corrosion test device for simulating environment alternation; small holes are respectively formed in the top of an upper barrel of an electrolytic tank and in the middle of the bottom of a lower barrel of the electrolytic tank in a digging manner; a tensile sample passes through the small holes and is sealed by a sealing rubber ring; a reference electrode is arranged in a salt bridge; a water outlet is formed in the other side of the upper barrel of the electrolytic tank, and a water inlet is formed in one side of the lower barrel of the electrolytic tank; a cold water pipe is arranged at the upper part in a corrosive solution tank; a hot water pipe is arranged at the lower part in the corrosive solution tank; the corrosive solution tank is respectively connected with the lower barrel and the upper barrel of the electrolytic tank; an air inlet is formed in the water inlet of the lower barrel of the electrolytic tank, and is connected with an air blower; a temperature control device is formed by connecting a condensing device, a heating device, a temperature sensor, an electronic temperature induction switch and a temperature controller; and a data acquisition device is arranged in the temperature controller. The corrosion test device is simple in main body structure, reliable in principle, low in preparation cost, good in test effect, easy in control of environmental parameters and environment-friendly.

The invention belongs to the technical field of sea natural environment corrosion testing equipment, and relates to a deep sea mud environment corrosion testing apparatus. The bottom of a test frame is fixedly provided with a test sample; the lower ends of four columns of the test frame are aligned with the lower edge of the test sample, and the outer side of one column is fixedly provided with a circular sea mud sampler; a counterweight cast iron plate is arranged on a counterweight slideway prepared on the bottom side surface in the test frame; the upper part of the corresponding counterweight slideway on the right side in the test frame is fixedly provided with an environmental factor test unit and a corrosion test unit; the left side in the test frame is fixedly provided with a coil barrel; a recovery cable is arranged in the coil barrel; the upper part of the test frame is connected with a floating body which is supported and fixed by a floating body bracket; the middle part of the floating body is fixedly provided with two acoustic releasers; and an upper end bracket structure of each of the two acoustic releasers is provided with a suspension circular ring. The invention has the advantages of simple major structure, reliable design principle, large sample measurement amount, high test data quantity, high accuracy and friendly test environment, and is simple to use and operate.

The invention belongs to the technical field of metering equipment, and relates to a gas-liquid separating type multiphase flowmeter. The gas-liquid separating type multiphase flowmeter is assembled through a pipeline to form an integrated structure. The upper end is communicated with a gas measuring pipe through a flange, a first heater and a first valve, and the lower end is connected with an oil-water two-phase measuring pipe through a first temperature sensor and a second heater. A gas phase outlet is formed in the top of the side wall, and a liquid phase outlet is formed in the bottom of the side wall. An inner rotational flow plate tower support is fixed to the bottom of the inner wall, and a rotational flow plate tower is placed on the top of the rotational flow plate tower support. When the gas-liquid separating type multiphase flowmeter is used, oil-gas-water mixed liquid is processed through a gas-liquid two-phase separator, the exhausted gas is mixed with the oil-water mixed liquid which is heated by the heaters and measured by the temperature sensor and a liquid flowmeter after being measured by a pressure transmitter and a gas flowmeter, and the mixed gas and oil-water mixed liquid enters a downstream pipeline to flow out. The main gas-liquid separating type multiphase flowmeter is simple in structure, reliable in design principle, convenient to use and operate, high in metering accuracy, friendly in measuring environment and high in automation degree.

The invention belongs to the technical field of optical equipment and relates to a simulated optical fiber demonstrating device. A simulated optical fiber is arranged on the central line, parallel to the long side of a smooth white board, of the smooth white board. A main body of the simulated optical fiber is in a cylinder structure. A cylindrical glass container is arranged on the periphery of the simulated optical fiber. A solid glass cylinder is arranged in the cylindrical glass container and is coaxial with the cylindrical glass container. The inner diameter of the cylindrical glass container is bigger than the outer diameter of the solid glass cylinder. A space between the cylindrical glass container and the cylindrical glass container is filled with filling liquid. A collimation regulator is fixedly arranged at the front end of the upper side of the central line of the smooth white board. A visible light source is arranged corresponding to the outer side of the collimation regulator. An arc-shaped slideway is fixedly arranged at the front end of the simulated optical fiber. The front end point of the simulated optical fiber coincides with the center of the arc-shaped slideway. The collimation regulator is fixed on the arc-shaped slideway and slides along the arc-shaped slideway. The simulated optical fiber is formed by the cylindrical glass container, the solid glass cylinder and the filling liquid in a coaxially combined mode. The simulated optical fiber demonstrating device is simple in structure of the main body, reliable in principle, low in manufacturing cost, good in demonstration effects and environment-friendly.

This invention relates to an explosion motor as a power machinery device, which converts the chemical energy into heat and dynamic and machinery energy. It uses high temperature and high-pressure working substance to finish the heat conversion. The explosion motor generates the gas working substance of the explosion reaction through effective control of the gas phase explosion and special pressure decreasing input device approximately inputting.

The invention discloses a portable communicated-hole numerically-controlled cutting machine comprising a support unit, a main machine unit and a control unit. The support unit comprises a first support, a second support, a third support and a fourth support. A strong magnetic base is arranged at the bottom of the first support, the third support is of a cantilever structure, one end of the third support is connected with the first support, and the second support is arranged between the first support and the third support. The main machine unit comprises a gas distributor, a cutting gun, an air pipe, a motor shell, a first stepping motor, a second stepping motor, a first shell, a second shell, a main machine junction box, an upright, a coupler, a height moving block, a positioning laser device and a connection device. The portable communicated-hole numerically-controlled cutting machine has the advantages that the strong magnetic attraction base is adopted to guarantee reliability of machining processes, the cutting machine is designed integrally and optimally, is simple and convenient to operate and substitutes for original heavy equipment of the same kind to be instrumentalized, operation is simplified, portability is achieved and use cost is reduced.

The invention relates to a working clearance adjusting mechanism, comprising a guide shaft which is transversely arranged on the frame, a working end which can transversely slide in the guide shaft and bearing seats which are arranged at two sides of the frame. The working clearance adjusting mechanism is characterized in that the bearing seats at two sides are provided with a pair of eccentric round shaft sleeves which are fixedly connected at two ends of the guide shaft respectively so as to lead the eccentric round shaft sleeve to drive the guide shaft and the working end to adjust the upper and lower clearance on the working plane of the frame during the rotation process of the round shaft sleeve; the device can realize the position adjustment of the working end, furthermore, the structure is simple and easy to be produced, manufactured and maintained. The working clearance adjusting mechanism has novel concept, reasonable design and considerable market application prospect.

The invention discloses a multi-electron-beam-channel slow-wave structure with a trigonometric function contour, and belongs to the technical field of electric vacuum devices. The structure is composed of a cuboid shell, a plurality of cosine grid teeth distributed at the upper part in the shell and a plurality of sine grid teeth distributed at the lower part in the shell, wherein an electron beamchannel is formed between every two adjacent cosine grid teeth, circular electron beams are arranged in the electron beam channels, and the part between two adjacent sine grid teeth serves as a high-frequency system so as to jointly form the multi-electron-beam-channel slow-wave structure. The multi-electron-beam-channel slow-wave structure with the trigonometric function contour provided by theinvention is suitable for working in high-order space harmonics, and can meet requirements of the terahertz wave band. Meanwhile, the structure is provided with the natural circular electron beam channels, can achieve long-distance transmission under the condition that the electron beam current density is not reduced, and can effectively conduct beam-wave interaction.

The present invention belongs to the electric appliance equipment technology field, and relates to a connecting wire device of a wire-changing power strip. The main body structure of the connecting wire device comprises connecting plugs, a wireless power strip, a wireless socket, a first connecting jack, a second connecting jack and a connecting wire, and the main body structure of each connecting plug comprises a plug supporting base, a plug, a box body, a fixing bolt, a T-shaped sealant sleeve, a box cover, a bump fixing hole, a U-shaped groove, a sealant sleeve, a plug groove, a pull buckle, etc. The connecting plugs are arranged at the two ends of the connecting wire, the first connecting jack on the side surface of the wireless power strip is in inserted connection with the connecting plug at one end of the connecting wire, and the connecting plug at the other end of the connecting wire is in inserted connection with the second connecting jack on the front side surface of the wireless socket. By just plugging the connecting plugs out of the wireless power strip and the wireless socket, and opening the box cover, the connecting wire of any length is disassembled and replaced. The connecting wire device is simple in main body structure, good in safety and friendly in application environment, is convenient to install and use, and possesses a good market application prospect.

The invention relates to the field of sewage treatment, and especially relates to an aeration pipe and a self-cleaning method. The aeration pipe comprises an outer membrane (102) and an aeration inner pipe (103); the outer membrane (102) is made of an elastic material, and a plurality of flow guide ports (101) are formed in the outer membrane (102); one end of the aeration inner pipe (103) is sealed, and the other end of the aeration inner pipe (103) is connected with an air supply pipeline of an aeration system; a plurality of aeration inner pipe side holes (104) are formed in the aeration inner pipe (103); and the outer membrane (102) sleeves the outer side of the aeration inner pipe (103). When large bubbles flow out of the side holes (104) of the aeration inner pipe and then are discharged through a flow guide port on the outer membrane (102), the pressure at the flow guide port is reduced, the outer membrane retracts by virtue of elasticity, and the gas is blocked again, reduced or interrupted; meanwhile, under the conveying action of a fan, the outer membrane of the flow guide port is opened again by the pressure of the air, a large amount of bubbles flow out, and continuous oscillation turbulence is formed.

The invention belongs to the technical field of fishing float preparation and specifically relates to a lure constant water layer fishing float. The fishing line passes through a knot, a hollow bead and a fishing line control groove from up to bottom in order; at the end of the fishing line, an artificial bait is provided to attract fish to get hooks; the fishing float is an ellipsoidal structureand placed vertically; a fishing line control slot with an S-shaped structure is provided in the inner cavity of the float in a penetrating mode; an upper end opening of the fishing line control slotis located at the top of the fishing float; a lower end opening of the fishing line control slot is located right under the fishing float; a fishing line passes through the fishing line control slot;when the fishing line is tensioned, the interaction between the fishing line and the fishing line control slot increases; at the same time, the S-shaped fishing line control slot corner can effectively catch the fishing line, the hollow bead is located at the upper part of the fishing float, and the knot is located directly above the hollow bead to limit the hollow bead. The main structure is simple, the design concept is clever, the use of environmental protection is not easy to lose, and the bait water layer can be easily controlled, the application environment is friendly, and the market prospect is broad.

The invention belongs to the technical field of battery energy and temperature control, and relates to a combined battery temperature control device. Battery heat transfer sheets are produced at front and rear sides of each single battery; heat exchange blind windows are formed at the left and right sides of each single battery; a heat exchange fluid inlet is arranged at the outer side of each heat exchange blind window; a combined battery upper cover board is formed around the outer side of the single battery; a single battery cover is formed at the top side of each single battery; a gap between each single battery cover and the combined battery upper cover board forms a fluid delivery pipe; and the heat exchange blind windows, the battery heat transfer sheets, the combined battery upper cover boards and the single battery covers are added to the single batteries to respectively form the single batteries with heat conducting sheets, and the single batteries with the heat conducting sheets are combined and assembled in series into the combined battery. The combined battery temperature control device is simple in main body structure, flexible in combination mode, safe and reliable in combination principle, and simple to use and operate, and can be used for serial and parallel combination of various rechargeable batteries.