100results about How to "Clever use" patented technology

The invention relates to a sliding energy-saving door system, in particular to an aluminum alloy lifting sliding energy-saving door system. The aluminum alloy lifting sliding energy-saving door system is characterized in that: an upper rim and a lower rim of the energy-saving door system consist of a guide rail profile and a rim profile respectively; a door leaf is provided with a mounting port, the upper guide rail profile is provided with a raised rib which is movably arranged in the mounting port, and a leaf sealing rubber strip seals a gap between the raised rib and the mounting port; a pulley is arranged in the mounting port of the lower door leaf, the lower guide rail profile is provided with a raised rib which is provided with a slide rail, the pulley is arranged on the slide rail, and a leaf upper port sealing rubber strip is arranged between the raised rib and the mounting port; the mounting port of the left door leaf is provided with a leaf sealing plate and sealed; and a lock hardware is arranged in the mounting port of the right door leaf, and a sealing rubber strip gap is formed between the right rim and the mounting port. The aluminum alloy lifting sliding energy-saving door system has the characteristics of compact and skilful structure, stability, sealing property, better pressure resistance, sound insulation, heat preservation, energy conservation, luxury, high grade and more convenient manufacture, installation and use.

The invention discloses a methanol water reforming hydrogen production machine and a hydrogen production method thereof. The methanol water reforming hydrogen production machine comprises a methanol water storage container, a delivery pump, a frequency converter, a heat exchanger and a reformer, wherein the frequency converter is used for converting a low-frequency voltage or a direct current voltage into a high-frequency voltage required for an electromagnetic coil of an electromagnetic heater, the frequency converter is provided with a liquid cooling radiator, and a methanol water raw material flows through the liquid cooling radiator in the pumping process of the delivery pump, so that heat generated by the frequency converter is taken away by the methanol water raw material. The reformer is provided with a reforming chamber, the electromagnetic heater and a hydrogen purification device. The electromagnetic heater comprises the electromagnetic coil and a metal magnetized body. A high frequency magnetic field can be generated after the high-frequency voltage is input into the electromagnetic coil, so that the metal magnetized body emits heat due to magnetic field induction and provides thermal energy for the reforming chamber. The frequency converter is low in noise, good in cooling effect and low in energy consumption. According to the methanol water reforming hydrogen production machine, heat generated by the frequency converter can be utilized effectively.

The invention discloses a drying agent for an mine underground electric apparatus and a preparation method of the drying agent, belonging to the field of drying agent, wherein macromolecule water absorbent, compound of silicon or calcium and alkali halide or modified starch are mixed so as to prepare the powdery draying agent according to part by weight; the macromolecule water absorbent is 35-70 parts; the compound of silicon or calcium is 25-55 parts; the alkali halide or a mixture of the alkali halide and the modified starch is 10-15 parts; the grain size of the macromolecule water absorbent is 0.20-0.40mm; and the drying agent is powdery. According to the invention, raw material is wide in source and is purchased easily on the market; the drying agent is used for high / low-voltage power supply appliances worked on a mine underground high-humidity condition (RH=80-100%); the dry powder resists 6000V voltage or does not be broken down under voltage of 3000V; when moisture rate reaches to 1g / g, the dry powder resists 2500V voltage or does not be broken down under voltage of 1200V.

The invention discloses a high-density standard compact disc stack storage box device, which comprises a plurality of compact disc boxes, an opening and closing device, a detection device, a power device, a supporting structure and a controller, wherein the compact disc boxes are arranged on a compact disc box rotating cage; the compact disc box rotating cage is arranged on a cage shaft; the cage shaft is supported and the supporting structure; the cage shaft and the compact disc box rotating cage are driven by the power device to rotate; the controller and the supporting structure are arranged on a compact disc library manipulator; the opening and closing device and the power device are arranged on the supporting structure; the power device can drive the manipulator to move; the opening and closing device can move along the guide rail of the manipulator with the compact disc library manipulator; and the detection device is installed on a position on which the state of the compact disc box can be detected. The high-density standard compact disc stack storage box device efficiently utilizes space, brings conveniences for the manipulator to open and close the compact disc box and quickly take and store compact discs, can detect the state of the compact disc box in real time and is safe and reliable.

The invention provides a preparation method of graphene quantum dot dispersion. A metallic simple substance is adopted by the method to carry out chemical reaction on gas carbon dioxide. The method comprises the following steps: firstly, burning a metal material; supplying a high-temperature condition for reaction of metal and the gas carbon dioxide by the heat generated in the combustion process, so that the metal reacts with the gas carbon dioxide to generate simple substance carbon and metal oxide; depositing the simple substance carbon on the surface of the metal oxide, and then carrying out acid pickling, centrifuging and dialysis treatment by adopting a pickling solution, so as to obtain the graphene quantum dot dispersion. An experiment confirms that the method is low in cost, simple and feasible; the graphene quantum dots in the dispersion prepared by the method are fine in grain size, even to disperse, and strong in fluorescent property. Therefore, the preparation method has good application in the aspects such as biological fluorescent labeling, biological cell imaging and the like.

A flexible-connection gear box electro-hydraulic control valve for a forklift is characterized in that all valve bodies are integrated and arranged in parallel on the same one valve base; not only area reversing solenoid valve and a constant pressure valve arranged, but also an inching valve is also integrated together; and the same one energy-accumulating valve which can respectively accumulateenergy at a forward gear and a backward gear is arranged; the arrangement of oil circuits is characterized in that a main oil circuit is accessed into an oil circuit input port through a throttling valve and the inching valve in sequence; a forward gear oil port of the reversing solenoid valve is directly accessed into a forward gear hydraulic clutch and a backward gear oil port of the reversing solenoid valve is directly accessed into a backward gear hydraulic clutch; and in the main oil circuit, the constant pressure valve and the energy-accumulating valve are respectively arranged at one side of the oil circuit inlet end of the inching valve. The flexible-connection gear box electro-hydraulic control valve for the forklift is particularly applicable to the forklift of 1-3.5 tons, can reduce the occupied space of the valve body, facilitate the arrangement of other related functional pieces around the gear box, can increase the maintenance space and improve the work reliability.

The invention discloses a combined gas-liquid separator comprising a shell, wherein a cyclone gas-liquid separator is arranged in the shell; and the cyclone gas-liquid separator is composed of a cyclone separator and a spiral sheet guide plate which is arranged in the cyclone of the cyclone separator. The cyclone gas-liquid separator combines a cyclone separation function and a spiral guide separation function; the separation efficiency of the cyclone gas-liquid separator is higher than the centrifugal separation efficiency of a two-layered swirl plate, as well as higher than the single spiral sheet guide separation efficiency or single collision separation efficiency. Meanwhile, a collision guide flow baffle is arranged at an air outlet of the cyclone gas-liquid separator, and is combined with a swirling mist eliminator, so that the separation efficiency is greatly improved. A further improvement of the combined gas-liquid separator is that a swirl plate, a second spiral sheet guide plate or a spraying overflow tray is also added at the lower part of the shell, so that the combined gas-liquid separator is also additionally provided with a primary gas-liquid separation function based on the separation functions, and the separation efficiency is further improved.

The invention relates to an image matching method based on a self-attention deep neural network. The method comprises the following steps: firstly, constructing a data set and carrying out feature enhancement on data in the data set; for input features, firstly using a Point CN module for extracting initial global features, downsampling through a differentiable pooling layer, then transmitting theinitial global features to a sequential awareness network to better learn global information, and then transmitting the initial global features to a differentiable unpooling layer to carry out upsampling to obtain better global information; and transmitting the initial global features extracted by the PointCN module to a self-attention layer for operation, so that enhanced feature information canbe obtained; carrying out splicing processing on the obtained better global information, and obtaining a preliminary prediction result through the PointCN module; and calculating the preliminary prediction result through a weighted 8-point algorithm to obtain an essential matrix. The network can replace RANSAC (Random Sample Consensus) to carry out post-processing on matching points extracted bySIFT (Scale Invariant Feature Transform) algorithms so as to improve the matching precision.

The invention discloses a lithium ion battery cathode material carbon microsphere and a preparation method thereof. The preparation method comprises that in the presence of a catalyst, through optimization of condition factors such as a temperature in a reaction vessel system, time and carbon source kinds, a carbon microsphere intermediate having controllable morphology is obtained, and the carbon microsphere intermediate is sintered into a carbon microsphere sample in an inert atmosphere in a tubular furnace. The preparation method ingeniously and efficiently utilizes raw materials, fills the gap of development of a nano-material in lithium ion battery cathode material preparation, enriches a material preparation method, and effectively solves the problem that the existing carbon cathode material of a lithium ion battery has a high first irreversible capacity and poor rate discharge performances.

The invention relates to a dispensing device, in particular to a dispensing device for production of electronic components of an LED lamp. The dispensing device for production of the electronic components of the LED lamp is high in pertinence, high in dispensing speed and good in dispensing effect. The dispensing device for production of the electronic components of the LED lamp comprises a bottomplate, supporting plates, a cylinder block, an electric pushing rod, a first sliding rail, a first sliding block, a rack, an L-shaped connecting rod, a piston, a first pipeline, a first check valve and the like; and a left frame is welded to the left side of the top of the bottom plate, the supporting plates are welded to the middle of the top of the bottom plate in a bilateral symmetry mode, andthe tops of the supporting plates are connected with the cylinder block in a bolt connection mode. Through left-right moving of the piston, glue can continuously enter a glue storage tank from the cylinder block, and then through cooperation of an electric winding wheel, left-right dispensing of the electronic components of the LED lamp is achieved.

The invention discloses a dust removal device of a physical optical experimental instrument, and relates to the technical field of dust removal devices. A clapboard is fixedly connected to the bottomof an inner cavity of a dust removal box, a supporting plate is fixedly connected between the right side of the clapboard and the inner wall of the dust removal box, and two supporting bases are fixedly connected with the top of the supporting plate; a first rotating shaft penetrates through the space between the two supporting bases, the two ends of the first rotating shaft are fixedly connectedwith rotating blocks, a first bump is fixedly connected to the surface of each rotating block, swing rods are rotatably connected with the portions, located below the rotating blocks, of the surfacesof the supporting bases through rotating shafts, and one end of each swing rod is slidingly connected with the corresponding first bump through a second sliding groove. According to the dust removal device of the physical optical experimental instrument, sliding blocks can be controlled to swing left and right by utilizing the sliding connection between second bumps on the surfaces of the slidingblocks and the swing rods through the first sliding grooves, the sliding blocks drive a bristle brush plate, and dust particles falling on an inclined plate can be pushed to a filter plate.

The present invention relates to a ceiling suction full hidden type electric water heater, which comprises a power source control board (4), a heating pipe assembly (8) and a temperature controller (10). Wherein, a cold water inlet of the heating pipe assembly (8) is connected with a water delivery pipeline by a water inlet pipeline (14). A hot water outlet of the heating pipe assembly (8) is connected with a nozzle (6) by a water outlet pipeline (11). The temperature controller (10) is tightly bonded on the outer wall of the heating pipe assembly (8). A heating pipe of the heating pipe assembly (8) is connected with a power source. The present invention is characterized in that the power source control board (4), the heating pipe assembly (8) and the temperature controller (10) are fixedly arranged on a lower casing (1). The lower casing (1) is embedded into a ceiling board of a bathroom and fixed by connectors. The power source control board (4) is weak electrically connected with a wire control box arranged on the wall. The present invention fully utilizes the space of the bathroom, improves the space utilization rate of the bathroom to a great extent, and has separated pipelines of water and electricity which is fully hidden inside the ceiling board, which prevents risk of leakage caused by water splashing, and the present invention has safe using and prolongs the service life of the electrical components.

The invention relates to a deep well sewage aeration technology, an air floatation separation technology and equipment of the technologies, and concretely relates to a horizontal well sewage treatment plant and a method thereof. The horizontal well sewage treatment plant which comprises a total tube of compressed air, branch tubes of the compressed air, an extraneous sewage pipeline, diffuser tubes, a sewage pipeline, exhaust pipelines, a sludge pump, a sedimentation tank, backflow sludge pipelines, a mixed liquid pipeline, and deep wells is formed by an anaerobic zone, an anoxic zone, an aerobic zone, and a backflow apparatus. The method comprises the following steps: leading extraneous sewage to a left-most deep well in the anaerobic zone, carrying out full oxygen charging and mixing on the compressed air and the backflow sludge in the anaerobic zone and the anoxic zone, going through the aerobic zone to the sedimentation tank for solid-liquid separation, settling the sludge to the bottom of the tank with the sedimentation tank, allowing a residual liquid to flow out of an outlet pipeline, and allowing the sludge in the sedimentation tank to back to a fist deep well and to be mixed with the compressed air by going through the backflow sludge pipelines at the bottom of the sludge pump with the sludge pump. The horizontal well sewage treatment plant has the advantages of high oxygen conversion rate, simple structure, high efficiency, and low cost.

The invention provides a preparation method of citrate. The method comprises the following step of: undergoing a contact reaction on citric acid and monohydric alcohol in the presence of a catalyst to obtain citrate, wherein the citric acid is citric acid containing one or more of Fe<3+>, Al<3+> and Cu<2+> prepared with at least one of the following methods: in a method I, a clear citric acid zymotic fluid is separated and purified with a calcium salt method to obtain the citric acid containing one or more of Fe<3+>, Al<3+> and Cu<2+>; and in a method II, a clear citric acid zymotic fluid is separated and purified with a chromatography to obtain the citric acid containing one or more of Fe<3+>, Al<3+> and Cu<2+>. By adopting the method disclosed by the invention for preparing the citric acid, the procedure can be simplified, the dosage of a catalyst can be reduced, and the yield and purity of the citrate are increased.

The invention discloses an anti-blocking device for a kitchen and bath pipeline, and belongs to the field of anti-blocking devices of drainage pipes. The anti-blocking device comprises a separation barrel mounted on a vertical pipeline, the vertical pipeline is communicated with an upper pipeline and a lower pipeline, a rotating shaft is arranged at the inner center of the separation barrel, rotating blades are uniformly arranged on the rotating shaft, the sides and tail ends of the rotating blades contact with the inner wall of the separation barrel, cutting blades are mounted on the rotating blades, the upper pipeline faces one side of the tail end of each rotating blade below the upper pipeline, a plurality of through holes are uniformly formed in the wall of the separation barrel embedded into the lower pipeline, one side of the lower portion of the separation barrel opposite to the lower pipeline is sequentially communicated with a solid through pipe, a solid collection tank and a water flow branch pipe, the other end of the water flow branch pipe is communicated with the lower pipeline, a filter screen is arranged at the inner bottom of the solid collection tank, and a gate plate is arranged on the outer side surface of the solid collection tank. The anti-blocking device is simple and ingenious in structure design, solid sundries and water are effectively separated by the aid of simple pure mechanical principles, and good anti-blocking effects of the pipelines can be achieved.

The invention discloses a consolidation method of soft earth foundation. The method is used for consolidation treatment of hydraulically filled land area formed by large-area land reclamation by encircling the sea. The consolidation method of soft earth foundation is characterized by enhancing compressive pre-stress of soft sludge to be treated in folds by reducing ground water level, lifting water at low investment. Compared with existing methods, the consolidation method can help shorten 2 / 3 of conventional construction period, reduce the cost to 1 / 5-1 / 6 of conventional cost, thus the method has obvious social benefit and economic benefit.

The invention relates to a one-year-four-harvest ecological high-efficiency cultivation technique for a potato, spring corn, a long bean and dried sea grass. Such a one-year-four-harvest cultivation technical mode not only has an interplanting element, but also includes seedling transplantation. According to the growth and development properties of various vegetable varieties, natural resources ofland crop rotation, a climate and the like are skillfully utilized; crop varieties of a vegetable and the like are enabled to achieve the perfect combination with a climatic condition; a corn stalk is utilized as a rack material of a next-rotation bean, so as to improve the occasion; an adverse factor is changed into a favorable factor; the cost is decreased; the labor is reduced; the benefit isincreased; a market resource is skillfully utilized; a seasonal vegetable in short supply is enabled to reflect higher value and the precedent that outdoor grain and the vegetable are subjected to multiple cropping in an interplanting manner and the output value per mu is 20,000RMB or above is created.

The invention discloses a steam heating furnace. The steam heating furnace comprises a furnace body. A chamber is formed in the furnace body, a heat generating device for generating steam is arranged on the lower portion of the chamber and comprises a heat generating disc, an electromagnetic coil is arranged below the heat generating disc, and a water container is arranged on the heat generating disc. A heat reflecting cover is arranged on the top of the chamber and spherically protrudes upwards, a cavity is formed between the heat reflecting cover and the top wall of the chamber, and a dry burning pipe is arranged below the heat reflecting cover. A hot air device is arranged in the furnace body, and an air outlet of the hot air device is communicated with the cavity. A large amount of steam is quickly and continuously generated through the heat generating device, the temperature inside the chamber is quickly raised through the dry burning pipe on the top and is kept larger than the temperature of pure steam, under the combined action of three functions of hot air, the function of quickly steaming food is achieved, no water vapor gathers on the surface of food, and flavor of the food itself is kept on the premise that the moisture of food is not lost.

The invention relates to a mechanical compression type multi-effect distillation seawater desalination system coupled with water source heat pumps. The system comprises a first-effect evaporator and a second-effect evaporator; a primary heat pump system is communicated with an industrial circulation water source; a secondary heat pump system is used for supplying saturated steam and high-temperature raw material seawater for the first-effect evaporator; one branch of concentrated seawater generated by the first-effect evaporator and the second-effect evaporator is used for heating the raw material seawater and is subsequently discharged; the other branch of the concentrated seawater is back supplemented into the unevaporated raw material seawater; a non-condensable gas extracting pump is mounted at the tail end of a fresh water condenser; the first-effect evaporator is connected with the second-effect evaporator in series; the non-condensable gas extracting pump is used for generating negative pressure in evaporator shell steam passages; the steam generated by the evaporators is condensed into fresh water; then the steam is used for heating the raw material seawater and is subsequently discharged. The mechanical compression type multi-effect distillation seawater desalination system coupled with water source heat pumps is capable of effectively absorbing heat energy in the industrial circulation water and reducing the pollution of industrial heat sources; the evaporators adopt spraying flash evaporation and falling-film evaporation techniques; through multiple manners of back supplementing the concentrated seawater and heating the raw material seawater by using the discharged heat energy, the heat energy efficiency of desalination of the seawater is greatly improved; the desalination cost of the seawater is reduced.

The invention discloses a prepressing type movable trash compactor which comprises an overturn feeding mechanism, a hydraulic and electric control system, a push head assembly and a box body structure which is formed by a hydraulic and electric cabin, a push chamber and a trash can from front to back in sequence. The overturn feeding mechanism is located dead ahead of the box body structure and is hinged to the box body structure. The hydraulic and electric control system is mounted in the hydraulic and electric cabin, the push head assembly is located under the hydraulic and electric cabin and the dead ahead of the push chamber, a gate mechanism capable of moving up and down is arranged at the connecting position of the push chamber and the trash can, after the gate mechanism falls down completely, the rear wall of the hydraulic and electric cabin, a push plate of the push head assembly, a left side plate and a right side plate of the push chamber and the gate mechanism mutually define a closed prepressing chamber, and a main drain system and an auxiliary drain system are arranged on the bottom of the box body structure. Prepressing is carries out on trash through the prepressing chamber, sewage generated through the prepressing is discharged, water content of the trash is lowered, the loading amount of the compactor is improved, and the phenomena of overflowing, leakage and dripping in a transport process are avoided.

The invention discloses a multipurpose flat-plate-type solar device manufacturing method and further discloses a multipurpose flat-plate-type solar device manufactured according to the method. The multipurpose flat-plate-type solar device comprises a plate-type box body, a heat collection assembly, a ceramic hot water storage tank and a solar assembly. Processes in the method are concise, the method is easy to achieve and low in cost, and the multipurpose flat-plate-type solar device can be quickly produced accordingly. The multipurpose flat-plate-type solar device is ingenious and reasonable in structural design; because the heat collection assembly and the solar assembly are ingeniously combined, solar energy can be fully utilized so that power and heat can be generated; the multipurpose flat-plate-type solar device is high in energy utilization ratio, meets requirements for electric energy and heat energy in living of people and production, energy is saved, using cost is greatly reduced, energy conservation and environment protection are facilitated, convenience is brought to living of people and production, and therefore the multipurpose flat-plate-type solar device can be widely popularized and used.

The invention discloses a method for driving power generators to generate power under the descending actions of lifting deceleration strips rolled by wheels. The method has the advantages that kinetic energy generated when the 'lifting deceleration strips' rolled by the wheels is transmitted to certain positions by pneumatic and hydraulic transmitters, the power generators can be conveniently mounted at the certain positions, a plurality of gears can be driven to rotate after the speeds are increased, or various bidirectional rotation and unidirectional rotation output gears on shafts of the power generators can be respectively driven by hydraulic motors to rotate, so that each power generator can rotate towards a direction to generate electric energy; 13-25V varying alternating currents outputted by the power generators only can be used for charging 12V storage batteries to be stored after being rectified by rectifiers due to unstable vehicle flow, and the electric energy generated by the miniature power generators driven by the 'lifting deceleration strips' rolled by the wheels can be converted into chemical energy; the chemical energy in the storage batteries can be converted into alternating-current 220V mains supply by inverter power supplies with protection circuits, and the alternating-current 220V mains supply can be transmitted to diversified electric devices to be stably utilized by the various electric devices.

The invention discloses a solar water heater loop capable of preventing freeze and outputting hot water quickly. The solar water heater loop comprises a water supply pipe communicating between a solar water heater water tank and a hot water outlet, an air storage case which communicates with a tap water supply pipe and is used for pressing air into the water supply pipe, and a water return pipe connected between the water supply pipe and the solar water heater water tank to return water discharged by the water supply pipe. According to the invention, pressure in the tap water supply pipe is used as power to drive air to push hot water in the pipeline to flow back to the solar water heater water tank after a user uses the hot water, thus smartly utilizing excess energy in existing systems, realizing recycling of the hot water in the pipeline, and solving the problems of low hot water output speed of the solar water heater and large possibility of icing of pipelines in winter; and furthermore, the functions of hot water supply, hot water recovery and cold water supply can be achieved at the same time and do not interfere with one another, thus facilitating users in use.

The invention provides a three-dimensional dynamic finger text input system and method based on a depth image. The method comprises the following steps: firstly, obtaining 3D coordinate information ofhand contour information and hand joint points; matching with a specific static gesture, extracting a descending fingertip amplitude characteristic, and judging a knocking action; obtaining all possible words by knocking finger sequences; and knocking a 3D coordinate of a tail end of a finger, knocking finger information and a language model based on the word frequency, obtaining candidate wordsby using a Bayesian model, calculating the confidence of a word phrase with the greatest probability relative to the word, obtaining a maximum probability phrase of the word, and finally, and finally,outputting the candidate words and possible phrases. Specific gestures are recognized, and the output candidate words and the phrases are selected and operated, or the selected words are deleted. Thethree-dimensional dynamic finger text input method based on the depth image provided by the invention improves the speed and accuracy of air text input.

The invention discloses a multipurpose wear-resistant and high-temperature resistant electric wire cable which comprises a guide wire body, a water pipe body and a fiber woven layer, and further discloses a manufacture method for the electric wire cable. The multipurpose wear-resistant and high-temperature resistant electric wire cable is ingenious and reasonable in structure design and multipurpose, has both electric conduction and water diversion functions due to the fact that the guide wire body and the water pipe body are arranged, has excellent features of high temperature resistance, flame retardance and the like due to the fact that the water pipe body can bring heat of the guide wire body away, can effectively protect and insulate a conductor due to the fact that an insulating gum sleeve and an ethylene propylene rubber insulating sleeve are arranged, has excellent features of acid resistance, alkali resistance, oil resistance and the like, prolongs service life of power wires greatly, is further provided with the fiber woven layer, and accordingly can effectively protect a cable core, hardens difficultly, is difficult to be destroyed and abraded by external force, and has high abrasive resistance and ageing resistance. The manufacture method is simple and easy in technology, low in cost, and easy to implement, and can prepare the multipurpose wear-resistant and high-temperature resistant electric wire product with good performances.

The multi-layer wireless promote airproof alarm integrated command and control system comprises: all levels director command mobile phone 1 to connect to following local center 2 for double-direction data exchange according to set right with wireless public network, portable promote wireless local integrates command center 2 to connect to local promote wireless monitor alarm terminal for single-direction data transmission with wireless public data network, promote wireless monitor alarm terminal 3, shield promote auto-start-break device and alarm 4 connected with terminal 3. This invention is real time, reliable, security and low cost.

The invention provides a weak current wire arrangement device for a machine room, and belongs to the technical field of machine room wiring tools. The weak current wire arrangement device for the machine room comprises three bunching mechanisms; the three bunching mechanisms are sequentially stacked through a connecting mechanism; the upper side and the lower side of each bunching mechanism are provided with an upper cover plate and a bottom plate respectively; each bunching mechanism comprises a concave plate; a plurality of wire containing cavities distributed at equal intervals are formed in each concave plate at equal intervals; and first elastic pieces and second elastic pieces are arranged on the left sides and the right sides of the multiple wire containing cavities and fixed together, arc-shaped grooves are formed in the lower inner walls of the multiple wire containing cavities. The whole wire arrangement device is reasonable in structural arrangement, ingenious in conception, flexible to use and convenient to use. According to the device, weak current wires in a machine room can be effectively and neatly limited, later maintenance of the wires is facilitated, meanwhile, the multiple groups of wire bunching mechanisms can be mounted in a stacked manner, the adaptability of the device is improved, and the practicability is high.

The invention relates to the field of chemical equipment, mainly relates to silica gel regeneration adsorption equipment and particularly provides a silica gel regeneration adsorption tower and a method thereof. The silica gel regeneration adsorption tower comprises a tower body, heat conducting plates, a sintering plate, a feeding distributor and a far infrared heater, wherein the tower body is filled with silica gel, and is coated with the far infrared heater; the upper part of the tower body extends out of the far infrared heater upwards; the feeding distributor is arranged at the upper part of the tower body which extends out of the far infrared heater and is close to the top end of the tower body; the uniformly distributed heat conducting plates are arranged in the tower body vertical to the bottom surface and are laminated with silica gel; a vacuum pump is also arranged at the lower part of the tower body; and a discharge hole is arranged in the lower part of the vacuum pump. According to the silica gel regeneration adsorption tower, regeneration of the silica gel in the tower is achieved, repeated taking and filling are avoided, the production cost is reduced, the silica gel is repeatedly used, silica gel adsorption oil can be recovered and the silica gel regeneration adsorption tower has considerable economic benefits, and is simple in operation, economic and environment-friendly.

The invention provides a bottom line cutting device, a sewing machine and a control method thereof. The bottom line cutting device comprises a support, a line hooking device, a cutter and a line cutting driving device, wherein the line cutting driving device is hinged to the support and drives the support to rotate on a vertical surface; the cutter and the line hooking device are arranged on the support along the same peripheral direction; the line hooking device is arranged at an end of the support; the cutter is positioned in the middle of the support; a lead distance is reserved between theline hooking device and the cutter in the peripheral direction; and by arrangement of the rotating support, the cutter and the line hooking device are arranged on the support along the same peripheral direction, so that the line hooking device can hook a bottom line and pull the bottom line by a lead distance, and the bottom line is cut off by the cutter. The cutter can be a hot cutter, and can also be a common knife, an ultrasonic cutter, a microwave cutter and the like. For example, if the cutter is the hot cutter, an end of a thread residue can further be subjected to hot melting adhesion,and forking of the end of the thread residue is prevented.

The invention aims to provide a signal sending method of PLC fusion visible light communication with superposed natural light, the method comprises a signal sending device, and the device comprises anatural light collector, a natural light modulator, an LED modulator, a PLC signal receiver, a light emitter, an optical switch and an LED lamp. According to the method, two technologies of PLC powerline carrier communication and VLC visible light communication are combined, and natural light is superposed in a visible light signal of communication. According to the method, PLC signals can be extracted from power line carriers; the natural light collected by the device or the light emitted by the LED lamp is sent out according to the PLC signal; conversion into visible light communication signals, the conversion from wired power line carrier communication to wireless communication is realized, the defects that radio frequency communication has electromagnetic radiation and a lamp needs tobe turned on when visible light communication is adopted in the daytime are effectively avoided, and the method is a environment-friendly, efficient, energy-saving and safe mode from a wired channelto a wireless channel in the construction of an intelligent building communication system.