622results about How to "To achieve the effect of energy saving and environmental protection" patented technology

The invention discloses an air conditioner indoor unit capable of supplying air up and down and a control method thereof. The air conditioner indoor unit comprises an air conditioner casing, wherein an upper volute fan and a lower volute fan are arranged up and down and side by side in the casing, an upper air inlet and an upper air outlet are arranged on the upper volute fan, a lower air inlet and a lower air outlet are arranged on the lower volute fan, the upper air inlet and the lower air inlet are oppositely arranged on the side portion of the upper volute fan and the side portion of the lower volute fan respectively and are connected with a casing air inlet grille, heat exchangers are arranged between the air inlet grille and the upper air inlet and between the air inlet grille and the lower air inlet, and the upper air outlet and the lower air outlet extend to an upper air outlet grille of the casing and a lower air outlet grille of the casing respectively and are connected to form an induced air channel. By the aid of the air conditioner indoor unit and the control method, high efficiency refrigeration and heating with low wind are achieved, the hot air can be easily sent to the bottom space of a room, the comfort of an air conditioner is improved, and the use ratio of the heating capacity of the air conditioner is also improved, so that energy conservation and environmental protection are achieved.

The invention relates to a restrictive region permission authentication device based on visible optical communication. The device comprises an LED (Light Emitting Diode) controller, a photoelectric receiver, a safety management host and a user host. The LED controller is connected with the safety management host. The photoelectric receiver is connected with the user host. A file encryption methodcomprises the following steps of: 1, numbering files in a unified manner through a file permission management program, hiding in ciphertexts of the files, and distributing to users; 2, numbering fileusers in a unified manner through the file permission management program, and correspondingly establishing a permission database according to user permissions and numbers of the encrypted files; 3, encrypting information and secret keys in the permission database through the file permission management program, and broadcasting the information in a restrictive region through interface equipment; 4, decrypting the permission information and the secrete keys through a file permission service program, and inquiring the user permissions with input user numbers; and 5, regularly executing the step 3 according to application environment requirements, and updating the permission information and the secrete keys till the system stops working.

The invention discloses an automatic bearing washing machine which comprises a box. The top end of the inner wall of the box is sequentially provided with a liquid storage tank, an electric stretchable rod and a water storage tank from left to right; one side of the liquid storage tank is fixedly connected with the top of the inner wall of the box, an output port of the liquid storage tank is communicated with a water inlet port of a first water pump through a pipe, and a water outlet port of the first water pump is communicated with a water inlet port of a first spraying nozzle through a pipe; and one side of the water storage tank is fixedly connected with the top of the inner wall of the box, and an output port of the water storage tank is communicated with a water inlet port of a second water pump through a pipe. According to the automatic bearing washing machine, washing liquid is sprayed out through the first water pump from the first spraying nozzle, water is sprayed out through the second water pump from a second spraying nozzle, a first motor drives a hairbrush at the bottom to do washing work while the washing liquid and the water are sprayed out from the first spraying nozzle and the second spraying nozzle correspondingly, the automatic bearing washing effect is achieved, the automatic bearing washing machine is high in working efficiency and thorough in washing, and the labor force is reduced.

The invention discloses an intelligent home system comprising a central controller, an electric appliance control system, a damp-proof system, an information receiving module, a video collecting system, a crawler detecting system, an input circuit and an alarm apparatus, wherein the central controller is used for receiving a user demand instruction and information uploaded by each branch control system and controlling the operation of corresponding branch control systems, and is communicated with a cloud server; the electric appliance control system is used for controlling the state of each electric appliance in home; the damp-proof system is used for detecting the humidity and the temperature of the home; the information receiving module is used for receiving operation short messages sent by a user through a mobile terminal; the video collecting system is used for collecting home states; the crawler detecting system is used for detecting whether crawlers exist in corners of rooms according to the change of a magnetic field; the central controller is connected with the input circuit; and the central controller is further connected with the alarm apparatus. According to the intelligent home system disclosed by the invention, the user can conveniently pay close attention to the home states at any time when going out so that the intelligent home system is of convenience for the user, has wide applicability, can also achieve an active alarm effect; and through the intelligent home system, the user has excellent life experience and higher living quality at home.

The invention provides an outdoor fan control method and system and an air conditioner and relates to the technical field of air conditioner control. The coil temperature of an outdoor unit is compared with preset temperature, whether compressor parameters meet first preset conditions or not is judged, and the current gear of a wind shield of an outdoor unit fan is compared with a preset gear, so that the gear of the wind shield of the outdoor unit fan is controlled to be dropped or raised by one gear for operation on the basis of the current gear of the wind shield at the interval of a preset regulation period. Through combined judgment of the coil temperature of the outdoor unit, the compressor parameters and the gear of the wind shield of the outdoor unit fan, the gear of the wind shield of the outdoor unit fan is controlled to be dropped by one gear for operation, and therefore the problems of a poor refrigeration effect and high power consumption caused by separate judgment of the environment temperature of the outdoor unit are avoided; meanwhile, if the coil temperature of the outdoor unit is higher than second preset temperature, the coil temperature can be easily lowered if the gear is raised for operation at the moment, and the refrigeration effect is good.

The invention relates to a method for preventing and controlling heat hazards of a mine, comprising the following steps of: cooling a part of air entering the mine by directly utilizing a high-efficiency refrigerating unit; then mixing the part of air with other air entering the mine to form low-temperature air; and delivering the low-temperature air to an underground working place through the traditional mine ventilation system so as to achieve the purposes of preventing and eliminating underground high-temperature high-humidity hazards and improving underground operating environments. An adopted device comprises a cooling tower, the refrigerating unit, an evaporation heat exchanger, an intake shaft, an intake airway, a coal face, a local fan, a driving face, a mine return airway, a return air shaft and a mine main fan, wherein the refrigerating unit is arranged on the ground and connected with the cooling tower and the evaporation heat exchanger; an exhaust pipe of the evaporation heat exchanger is connected with the intake shaft; the lower side of the intake shaft is connected with the intake airway and connected with the coal face from the intake airway and returns to the mine return airway from the coal face; the mine return airway is connected with the return air shaft; and the foreshaft of the return air shaft is provided with a mine main fan. The invention has the advantages of easy equipment installation, maintenance and management and energy saving.

The invention relates to a combined giant column composed of an irregular-section multi-cavity steel tube with a built-in concrete-filled circular steel tube, and a construction method thereof, and belongs to the field of building. The section form of the steel tube can be triangular, quadrilateral, pentagonal, hexagonal and the like, the composite giant column composed of the irregular-section multi-cavity steel tube with the built-in concrete-filled circular steel tube is formed under the combination or single use of different section forms. A diaphragm plate is welded with a square steel tube, a longitudinal stiffened rib is welded with the square steel tube and the diaphragm plate, and the circular steel tube is welded with the longitudinal stiffened rib and the diaphragm plate. High-strength concrete is poured in the steel tubes, the strength of concrete in the circular steel tube is higher than that of concrete in the square steel tubes, and recycled concrete can be poured in the circular steel tube. The bearing capacity of axial compression and partial compression of the irregular-section multi-cavity steel tube concrete giant column is improved; the combined giant column has an important significance on the improvement of stress concentration and hydration heat of concrete of the irregular-section multi-cavity steel tube concrete giant column; the method is simple, convenient, economical and effective and is beneficial to popularization and application in the design of building structures.

The invention relates to a solar and wind energy renewable energy source sustainable building integrated system and relates to utilization of renewable energy sources, improvement on comfortable energy-saving environments of buildings and optimal design by comprehensive balance with sustainable energy saving of the building as an object according to international latest energy-saving standard. An outer wall adopts an assembled wall board which is produced according to the standard of the industry and integrates the functions of bearing weight, preserving heat, insulating, generating power by using solar energy and can generate hot water to heat air. An outer window adopts a four-glass plastic steel window; a window top adopts a solar shield which integrates the function of generating power by using solar energy and generating hot water to heat air; a roof adopts an assembled solar roof panel which is produced according to the standard of the industry and integrates the functions of preserving heat, insulating, resisting water, generating power by using solar energy and can generate hot water to heat air; wind energy power generating and energy storing equipment, a heat storage water tank, an air source heat pump and a central air-conditioning main machine are arranged on the roof of an elevator room; and built-in energy storage equipment, a heat storage water tank, a central air-conditioning main machine and an air heat source pump which are among equipment are arranged every 1-6 layers. The solar and wind energy renewable energy source and sustainable building integrated system disclosed by the invention is an integrated system which utilizes a sustainable building and renewable energy sources and is used for supplying power and heat, refrigerating and heating for the buildings and managing the indoor air pollution and the like and is widely applied to civil use, villas, factories, schools, barracks, frontier sentries, field research, earthquake relief work, hospitals, commercial use, new countries and the like.

The invention provides an upper bracket of a tower crane and the tower crane. The tower crane comprises crane arms (200) and a balanced arm (300), wherein the crane arms (200) comprise a first crane arm (210) and a second crane arm (220) which are impendent from each other and are arranged in parallel; the upper bracket comprises an upper bracket body, a crane arm connecting part (120) and a balanced arm connecting part (13), wherein the upper bracket body comprises a first side end and a second side end in opposite arrangement; the crane arm connecting part (120) is used for being connected with the crane arm (200), is arranged on the first side end of the first crane arm connecting part, and comprises a first crane arm connecting part connected with the first crane arm (210) and a second crane arm connecting part connected with the second crane arm (220); and the balanced arm connecting part (130) is used for being connected with a balanced arm (300), and is arranged on the second side end of the upper bracket body. According to the invention, the stress state of the upper bracket can be improved, and the stress concentration phenomenon is released.

The invention relates to the technical field of air-conditioners, in particular to an air-conditioner control system and method. The system comprises an outdoor unit, an indoor unit and a measuring and controlling unit, wherein a first air return port, a second air return port and an air outlet are connected to the indoor unit, the first air return port is communicated with a room, the second air return port is communicated with the outside, an air return motor is arranged in the indoor unit and is connected with an air return baffle, the air return baffle is used for controlling the first air return port and the second air return port to be opened and closed, the measuring and controlling unit comprises an indoor temperature sensor, an outdoor temperature sensor and a main control panel, and the main control panel is electrically connected with the indoor temperature sensor, the outdoor temperature sensor, the outdoor unit and the air return motor. According to the system, indoor refrigeration or heating is achieved by means of indoor and outdoor temperature difference, the working time of an air-conditioner refrigerating and heating system is effectively shortened, energy is saved, and environmental friendliness is realized.

The invention discloses a smart voice-control safety vertical electric fan with an infrared positioning function. A steering engine is mounted in a fixing frame, a steering engine arm on a steering engine rotary shaft is connected with a support, an electric fan is mounted on the upper portion of the support, pyroelectric infrared sensors are mounted in two holes of the middle of the support perpendicularly, Fresnel lenses are respectively mounted on the outer sides of the two pyroelectric infrared sensors, and a temperature sensor, a voice control sensor and a gravity acceleration sensor are mounted in the support and connected with a single-chip microcomputer through respective circuits. By induction functions of the sensors and smart processing of the single-chip microcomputer, various environmental information of the external can be fed back by the circuits in real time, working states of the electric fan can be changed along with change of the external environment according to different angle and rotation speed of the steering engine and the fan, and users feel more comfortable when using the electric fan. When the electric fan topples, the power source can be cut off in time, so that the users and the electric fan can be protected. When the users leave a work range of the electric fan, the electric fan can be turned off automatically, so that energy saving and environmental protection effect can be realized.

The invention relates to a painting device, in particular to an energy-saving environmentally-friendly type wood painting device. The energy-saving environmentally-friendly type wood painting device aims at achieving the technical effects that paint is saved, and energy consumption is low. The energy-saving environmentally-friendly type wood painting device comprises a first mounting plate, a support seat, a storage plate, a first support plate, a second mounting plate, a moving mechanism, a first linkage mechanism, a stirring mechanism, a second linkage mechanism, a liquid conveying mechanism, a third mounting plate, a second support plate, a spray head and a stirring frame. The support seat is fixedly connected to the top of the first mounting plate in the vertical direction. The storageplate is fixedly connected to the top of the support seat. The energy-saving environmentally-friendly type wood painting device has the beneficial effects that paint is rapidly sprayed to wood; and efficiency is high, energy is saved, and environmental protection is achieved.

The invention relates to a campus moral education propaganda booth, which comprises a hollow base, wherein a hollow supporting vertical rod is arranged on the hollow base; a triangular cover plate is arranged at the top of the hollow supporting vertical rod; the interior of the triangular cover plate is of a hollow structure; air inlets are formed in the top of the triangular cover plate; the bottom of the triangular cover plate is connected to a supporting plate; rain-shielding inclined plates are arranged on two sides of the triangular cover plate; solar photovoltaic panels are arranged at the tops of the rain-shielding inclined plates; loudspeakers are arranged at the bottoms of the rain-shielding inclined plates; a storage battery block is arranged between the top of the supporting plate and the triangular cover plate; micro cameras are arranged on the end face of the supporting plate; the parts, close to the lower surface of the end face, of two sides of the supporting plate are provided with liquid crystal display screens; and fans are arranged on the lower surface of the supporting plate. The propaganda booth has the following advantages: the propaganda booth is simple in structure; the problem on moral education propaganda in colleges and universities can be effectively solved; remote real-time monitoring data and the like can be transmitted; meanwhile, the moral education propaganda booth can be displaced as required; and in addition, the propaganda booth, which integrates a function of purifying air, can offer a good learning environment.

The invention provides a wireless charge system, comprising a charge receiver and a charge transmitter. The charge receiver comprises a reception coil used for receiving electric power and a first magnet used for carrying the reception coil. The charge transmitter comprises a transmission coil used for transmitting electric power and a second magnet used for carrying the transmission coil and capable of moving inside the charge transmitter. The second magnet is attracted by the first magnet to move to an alignment position, thereby enabling the transmission coil and the reception coil to be aligned.

The invention discloses a method for controlling an air conditioner. The method includes the steps that the indoor temperature under the current working mode is obtained; the time during which the indoor temperature is changed to the first preset temperature is calculated and serves as the preset time delta t; the current time point T is obtained, and whether the current time point T is equal to the value obtained by subtracting the preset time delta t from the preset time point T1 or not is judged; when the current time point T is equal to the value obtained by subtracting the preset time delta t from the preset time point T1, and an instruction for turning off the air conditioner is output so that the air conditioner can be controlled to stop working under the current working mode. The invention further discloses a device for controlling the air conditioner. The automatic turn-off time of the air conditioner is determined, and therefore waste of electric energy is reduced, and the effects of energy conservation and environmental protection are achieved.

The invention discloses an air-conditioning system with a condensed water recycling device. The air-conditioning system comprises an evaporator and a condenser, wherein the condensed water recycling device is arranged between the evaporator and the condenser. The condensed water recycling device comprises a water collecting box, an automatic liquid level switch with a sensing device, a water pump and a plurality of atomizing spray nozzles. The water collecting box is arranged under the evaporator and connected with the atomizing spray nozzles through a condensed water pipe. A cooling fan is arranged above the condenser, and the atomizing spray nozzles are arranged on the air inlet side of the cooling fan. The automatic liquid level switch with the sensing device and the water pump are arranged on the condensed water pipe, condensed water is atomized in the atomizing spray nozzles and evenly sprayed onto the high-temperature surface of the condenser, the condenser temperature is reduced, and accordingly pollution caused by condensed water discharge is eliminated, meanwhile temperature reduction is performed on the condenser, the refrigeration performance of an air conditioner in a machine room is improved, and the energy-saving and environment-protecting effects are achieved. In addition, the atomizing spray nozzles arranged behind the side of the cooling fan can further clean blades of the cooling fan and prevent dust accumulation.

The invention relates to the field of petroleum filtering equipment, in particular to a petroleum sand filter. The filter comprises a base, a driving mechanism, a filtering mechanism and a residue treatment mechanism; the filtering mechanism comprises a shell, a first filtering assembly, a second filtering assembly and a residue discharging assembly; the shell is fixedly arranged at the upper endof the base; the first filtering assembly is arranged outside the second filtering assembly in a sleeving mode; the first filtering assembly and the second filtering assembly are both arranged in theshell; the residue discharging assembly is arranged at the tail ends of the first filtering assembly and the second filtering assembly; the residue treatment mechanism comprises a conveying assembly,an extrusion assembly and an oil scraping assembly; the extrusion assembly is internally arranged in the middle of the conveying assembly; the oil scraping assembly is arranged beside the extrusion assembly; and an oil conveying pipeline is arranged at the bottom of the shell. During use, residues can be discharged while filtering is conducted through cooperative work of the first filtering assembly, the second filtering assembly and the residue discharging assembly, the maintenance frequency of equipment can be reduced, and blockage caused by residue accumulation can be avoided.

The invention relates to the technical field of photovoltaic microgrid, and discloses a switchgear for photovoltaic microgrid with heat dissipation function, including a cabinet body and a base, the top of the cabinet body is fixedly connected with a top plate, and the top of the cabinet body is connected with a A through pipe, the top of the through pipe runs through and extends to the top of the top plate, the top of the through pipe is fixedly communicated with an exhaust device located on the top of the top plate, the exhaust device includes a fixed plate, and the outer side of the fixed plate is fixed Blades are connected, and bearings are fixedly connected to the bottom of the blades. The photovoltaic microgrid switchgear with heat dissipation function, through the setting of the exhaust device, uses the natural wind speed of nature to drive the turbine to rotate, and uses the centrifugal force and negative pressure effect to convect the air inside and outside the cabinet, which can quickly discharge the hot air inside the cabinet. The effect of heat dissipation is achieved, and the exhaust device does not need electricity, has no noise, and can run for a long time, thereby achieving the effect of energy saving and environmental protection.

The invention discloses a box type ventilating double glass curtain wall having a purification and dedusting function and a purification and dedusting method thereof. The box type ventilating double glass curtain wall comprises an outer glass curtain wall and an inner glass curtain wall and further comprises a purification and dedusting device arranged in a thermal channel between the outer glass curtain wall and the inner glass curtain wall. Upper ventilating shutters of the inner glass curtain wall, lower ventilating shutters of the inner glass curtain wall, upper ventilating shutters of the outer glass curtain wall and lower ventilating shutters of the outer inner glass curtain wall are communicated with the thermal channel. The box type ventilating double glass curtain wall can purify outdoor fresh air and indoor circulating air, so that the goal of improving indoor air quality is achieved, a heat insulation effect of the curtain wall can be enhanced in winter and summer, and the goal of reducing building energy consumption is achieved.

A marble polished ceramic tile and a production method thereof belong to the field of building ceramics and are characterized in that a ground coat layer of the ceramic tile includes a cover coat layer, an ink layer and a printed glaze layer sequentially from top to bottom, and the printed glaze layer has marble grain; the printed glaze layer includes the elements according to percent: 55-65% of silicon, 4-10% of aluminum, 10-15% of calcium, 0.5-2% of magnesium, 3-6% of potassium, 5-10% of zinc, 2-5% of boron, 0.-0.5% of sodium, and 0-3% of barium. In the production method, secondary firing technique is used and specific glazing quantity is controlled. The crystal structure of the printed glaze layer enables the printed glaze layer of the ceramic tile to display the grain of natural marble after being fired, and as long as the printed glaze layer is not thoroughly abraded regardless of how the ceramic tile is abraded, the visual effect of marble grain remains.