153results about How to "Improve energy saving and environmental protection" patented technology

The invention provides an automatic discharge and self-cleaning filter device for an emulsion pump station. The device comprises an entrance pressure gauge, a high-pressure energy storing device, a discharge valve, an entrance pressure sensor, a one-way valve, an exit pressure gauge, a ball valve, an exit pressure sensor, connecting pipes and an electric control system; an entrance connected with the emulsion pump station is provided with a low-pressure energy storing device; one or more precision filters are connected in parallel with a pipeline communicated to a liquid supply system, and an entrance passage of each precision filter is connected with a two-position four-way hydraulic change-over valve; a control oil passage of each two-position four-way hydraulic change-over valve is connected in series with a two-position three-way electromagnetic valve; an oil inlet pipeline of each two-position four-way hydraulic change-over valve is provided with a flow rate sensor; and each two-position four-way hydraulic change-over valve and an oil return opening of the two-position three-way electromagnetic valve corresponding to the two-position four-way hydraulic change-over valve are connected with a coarse filter which is connected with an oil tank by a pipe. The device has the advantages of simple structure, high reliability, little system pressure impact, low vibration and noise, convenient use and easy maintenance.

The invention discloses a double-component external wall heat-insulating putty having a water resistance effect and a preparation method thereof. The double-component external wall heat-insulating putty is characterized by comprising a component A and a component B, wherein the component A is prepared from 10.0-20.0% of water, 30.0-40.0% of emulsion, 0.1-0.2% of multifunctional aid, 0.2-0.5% of defoaming agent, 0.2-0.4% of wetting agent, 1.0-1.5% of ethylene glycol, 1.5-2.0% of film forming aid and 0.2-0.4% of thickener; the component B is prepared from 40.0-55.0% of 425 black cement, 40.0-50.0% of hollow glass bead, 2.0-3.0% of water repellent, 3.0-6.0% of wollastonite powder, 0.6-1.0% of cellulose, 6.0-8.0% of rubber powder, 0.4-0.6% of wood fiber and 0.4-0.6% of polypropylene fiber; and when in use, the component A and the component B are uniformly mixed according to a ratio of 1:1.2. The double-component external wall heat-insulating putty is suitable for surface heat insulation of a building external wall, has a heat-insulating function, and also has water resistance, fire resistance and crack resistance functions, thereby having important meanings for external wall heat insulation and protection.

The invention relates to a method for co-production of high-concentration liquid CO2 by utilizing a low-temperature methanol washing process. The method comprises a high-concentration liquid CO2 production process and a low-temperature methanol washing process, wherein the high-concentration liquid CO2 production process comprises the following steps: (A) dehydrating and cooling CO2-rich raw gas and feeding to a first gas and liquid separation tank; (B) feeding a liquid-phase material flow condensed at the bottom of the first gas and liquid separation tank to a CO2 product purification tower for purification and refining; the low-temperature methanol washing process comprises the following steps: (C) absorbing CO2 by low-temperature poor methanol at the top of a decarburization tower; (D) in a desulfurization tower, treating sulfur-containing mixed gas by taking rich methanol as an absorbent; (E) in a methane gas stripping tower, performing gas stripping on the rich methanol entering the tower via the tower top by using the gas phase at the tower bottom so as to recycle methane gas; (F) performing vacuum flashing and heat regeneration by using an H2S concentrating tower and a methanol heat regeneration tower in order to remove acidic gases and regenerate methanol for cyclic utilization. In comparison with the prior art, the method disclosed by the invention has the advantages of low energy consumption, high liquid CO2 product concentration, high raw material utilization rate and the like.

An air conditioner comprises an air conditioner body and an input component. The air conditioner body is provided with a controller and a storage. The input component is a remote controller. The air conditioner further comprises a horizontal air direction adjusting mechanism, a vertical air direction adjusting mechanism and a buzzer, wherein horizontal air direction adjusting mechanism and the vertical air direction adjusting mechanism belong to the air conditioner body. The air conditioner body is provided with more than one air supply ranges as required, and the remote controller is provided with shortcut keys set in correspondence to the different air supply ranges of the air conditioner body. Based on input of the shortcut keys, the controller reads and writes data from the memory and controls operation of the horizontal air direction adjusting mechanism and the vertical air direction adjusting mechanism of the air conditioner body. Compared with the prior art, the air conditioner has the advantages that firstly, the air conditioner body is capable of supplying air to specified areas, and accordingly good services are effectively provided for users; secondly, air supply ways can be adjusted according to specific conditions for the air conditioner body; and thirdly, air supply for one specified area can be realized only by pushing one shortcut key, and air supply for different areas can be realized by pushing the different shortcut keys.

The invention discloses an energy-saving and environment-friendly bored pile construction method, relates to the field of bearing pile construction and solves the technical problem of shaking during the process of lowering a steel reinforcement cage. The key point of the technical scheme of the energy-saving and environment-friendly bored pile construction method is that the construction method includes the steps of: (1) excavating and burying pile casings and making drilling rig in place, drilling slowly when the drilling rig drills and accelerating the drilling after all drill bits enter theformation, ensuring that the mud surface is not lower than the bottom of a drill casing during the construction of the drilling rig, and using the mud provided in a mud circulation system during construction; (2) carrying out the first hole cleaning immediately after the hole is formed with a slag removal cylinder of the drilling rig adopted for hole cleaning; (3) lowering the steel reinforcementcage, and placing a limit device for restricting the swing of the steel reinforcement cage on the ground during the process of lowering the steel reinforcement cage; (4) lowering a conduit and conducting the second hole cleaning; (5) pouring concrete; (6) pulling out the pile casings; (7) cutting off pile heads. The energy-saving and environment-friendly bored pile construction method has the advantage of reducing the swing of the steel reinforcement cage during the process of lowering the steel reinforcement cage.

The invention relates to an environmentally-friendly irrigation device with good spraying effect. The environmentally-friendly irrigation device comprises a base, a water box, a water suction pump, awater inlet pipe, a hose, a spray nozzle, a supporting rod and two moving mechanisms, and also comprises a power generation mechanism and a swing mechanism, wherein the power generation mechanism comprises a solar panel, a connecting box and two dust removal assemblies; the swing mechanism comprises a stirring assembly, a transmission assembly, a rotating rod, a moving rod, a sliding block and a hinge rod; and the stirring assembly comprises a motor, a first bearing, a rotating shaft and a plurality of paddles. The environmentally-friendly irrigation device with good spraying effect provided by the invention has the following advantages: through the power generation mechanism, the function of solar power generation is realized, and electric energy is provided for the device, so energy is saved, and energy conservation and environmental friendliness of the device are improved; and through the swing mechanism, up-and-down swing of the spray nozzle is achieved, and the spraying range of the spray nozzle is enlarged, so the effect of spraying is improved.

The invention discloses an external-wall elastic coating with a reflective insulation effect and a preparation method of the external-wall elastic coating. The external-wall elastic coating is prepared from the following components in percentage by weight: 15.0%-25.0% of water, 0.2%-0.3% of cellulose, 0.1%-0.2% of a pH adjustor, 0.2%-0.5% of a defoaming agent, 0.2%-0.3% of a wetting agent, 0.4%-0.6% of a dispersing agent, 1.5%-2.5% of ethylene glycol, 1.0%-1.5% of a film forming aid, 5.0-20.0% of titanium dioxide, 7.0%-10.0% of reflective insulation powder, 15.0%-20.0% of heavy calcium, 30.0%-40.0% of an elastic acrylic emulsion, 4.0%-6.0% of a water repellent, 0.5%-1.0% of a sterilizing agent, 0.3%-0.5% of an alkali swelling and thickening agent and 0.3-0.5% of a polyurethane thickening agent. The external-wall elastic coating is applied to the surface of an external wall of a building, is matched with external-wall thermal insulation putty in use, can meet all standards of conventional elastic coating paint and has the reflective insulation effect and a high dirt resistance. The external-wall elastic coating has important significances to thermal insulation and energy conservation of the external wall and the resistance to base layer cracks and dirt pollution.

The invention relates to a vehicle-passenger ferry provided with an energy storage unit type hybrid electric propelling system. The vehicle-passenger ferry comprises a ferry body, wherein power generation components, energy storage components, power distribution and supply components, propelling components, propeller components and control and management components are arranged on the ferry body; the power generation components and the energy storage components are connected with the power distribution and supply components, the power distribution and supply components are connected with the propelling components and the propeller components, the propelling components are connected with the propeller components, and the power generation components, the energy storage components, the power distribution and supply components, the propelling components and the propeller components are connected with the control and management components; diesel power generation components and shore power access components are connected with a ferry electric power system through change-over switches. The energy saving benefits can be further improved through the energy storage components, meanwhile, the problem about time difference of increasing of the power of a power station and increasing of the propelling power is solved, the power supply reliability of a power grid is further improved, energy consumption and the cost are further reduced, and the energy-saving and environment-friendly effects are improved.

The invention discloses a continuous gradual type water heater flange plate stamping platform, and relates to the technical field of flange plate machining. The continuous gradual type water heater flange plate stamping platform comprises a worktable, a conveying groove is formed in the top of the worktable, rotating rollers are distributed in the conveying groove in a row manner, the front side and the rear side of the conveying groove penetrate the front side and the rear side of the worktable correspondingly, the rotating rollers are sleeved with a conveying belt, the left ends and the right ends of the rotating rollers are movably connected with the left side and the right side of the inner wall of the conveying groove correspondingly, and guide rods are arranged on the left side and the right side above the conveying belt. According to the continuous gradual type water heater flange plate stamping platform, a stamping longitudinal lifting mechanism is arranged on the worktable, alinkage clamping mechanism and a stamping machine can be effectively driven to run, meanwhile, through cooperative arrangement of an intermittent type drive mechanism, the conveying belt is driven torotate on the rotating rollers, and the problem that in the prior art, machining of a water heater flange plate consumes long time, and work efficiency is low is solved.

The invention relates to a large-cross-section carbon-fiber-composite-core semi-hard aluminum lead comprising a carbon-fiber composite core rod and a plurality of semi-hard aluminum wire layers twisted outside the carbon-fiber composite core rod. The carbon-fiber composite core rod includes a composite-material inner core and a glass-fiber composite material layer coating the composite-material inner core. The semi-hard aluminum lead has advantages of high carrying capacity, high strength, low sag, and low usage cost; and the tower number is reduced. The large-cross-section carbon-fiber-composite-core-included semi-hard aluminum lead applied to a large-cross-section carbon-fiber composite core widely is capable of creating great economic and social benefits to build the strong smart grid, realizing cleaning replacement, and promoting energy conservation and environment protection. With development of the ultra-high-voltage grid, the semi-hard aluminum lead has the great significance in stimulating the domestic demand and economic growth, leading the transformation and upgrading of the equipment manufacturing industry, promoting coordinated development between the western and eastern regions, increasing employment, and treating the atmospheric contamination.

The invention discloses a hammer based on a functional gradient composite material. The hammer based on the functional gradient composite material comprises a hammer base body, and is characterized in that the operation end of the hammer is provided with a ceramic particle reinforced composite layer with the content of WC being above 50% as a wear-resisting layer; the surface layer tissue in the middle of the hammer is composed of a fine-needle-shaped tempered martensite and fine carbide particles, wherein the carbon content is 0.8%-1.0%; the transition layer tissue is composed of the fine-needle-shaped tempered martensite and a lath-shaped tempered martensite, and the heart part tissue adopts a lath-shaped tempered martensite with the carbon content of 0.2%; the pin hole part tissue of the fixed end of the hammer mainly adopts a tempered sorbate. The invention also discloses a preparation method. The obtained hammer based on the functional gradient composite material has the advantages of high performance and long service life, is high in production cost and profit, a great number of steel materials can be saved for the crusher industry of China, energy consumption can be reduced, the energy conservation and environment protection in the industry can be promoted, and the core competitiveness can be improved.

The invention discloses a bathing pebble cleaning device with intermittent feeding and combined with double-axis washing, and relates to the technical field of pebbles. The bathing pebble cleaning device with intermittent feeding and combined with double-axis washing includes a machine body, a feeding hopper is mounted at the top of the machine body in a sleeving mode, and the top of the inner left wall of the feeding hopper is fixedly connected to the left side of a guiding plate; and the right side of the guiding plate is tilted relative to the inner bottom of the feeding hopper, a partitionplate is arranged below the feeding hopper, discharging openings are formed in the inner bottom of the feeding hopper and the top of the partition plate, and the two discharging openings penetrate through the inner and outer sides of the bottom of the feeding hopper and the upper and lower sides of the partition plate. According to the bathing pebble cleaning device with intermittent feeding andcombined with double-axis washing, cleaning cotton are driven to brush the pebbles through a double-axis linkage mechanism, the pebbles are rinsed through water tanks, water pumps, water guiding pipes, water spraying pips and nozzles, and the problem that a lot of time and manpower are consumed due to the manual washing of the pebbles in a bath is solved.

The invention discloses a photosensitive LED lamp. The photosensitive LED lamp comprises a power supply unit, an MCU (micro controller unit), a photosensitive sensor, a power adjustment unit and an LED lamp body, wherein power supply input ends of the MCU, the photosensitive sensor and the power adjustment unit are electrically connected with the power supply unit respectively; an output end of the photosensitive sensor and a control input end of the power adjustment unit are electrically connected with the MCU respectively; an output end of the power adjustment unit is electrically connected with the LED lamp body. The output brightness of the photosensitive LED lamp is adjustable, and the photosensitive LED lamp is energy-saving and environment-friendly.

The invention belongs to the technical field of agriculture, and in particular relates to an agricultural sightseeing bulletin board with a good propaganda function. Aiming at the problems that in thedesign of the bulletin board, the dust-preventing property is bad, the environmental protection property is poor, the water-proofing property is bad, and the adjusting capacity is low, the followingtechnical scheme is provided: the agricultural sightseeing bulletin board comprises a shell, wherein four support rods are fixed to the outer wall of the bottom of the shell through bolts, the four support rods are respectively positioned at four corners of the outer wall of the bottom of the shell, and support bases are fixed to the outer walls of the bottoms of the support rods through bolts. For the agricultural sightseeing bulletin board, mist and water drops on an observation window can be well air-dried, thus the phenomenon that the mist and water drops influence the observation feelingof a user is avoided, the air-drying capacity for the mist and water drops of the bulletin board is improved, when too much rainwater is accumulated on the ground and overflows to the inside of the shell, a water level sensor can well detect the water level, so that air bags inflate air cushions, then a propagandizing box floats upwards, thus the phenomenon that water enters into the propagandizing box so as to cause short circuit, consequently, the use of a user is influenced, is avoided, and therefore, the waterproofness of the device is improved.

The invention discloses a wireless energy supply system based on wheels in the traveling process of an electric automobile. The wireless energy supply system comprises energy receiving assemblies installed on the wheels of the automobile and energy transmitting assemblies installed on the two sides of a running lane. The multiple energy transmitting assemblies are arranged on the running lane at intervals in the traveling direction. Alternating magnetic fields are generated on the two sides of the running lane by electrifying the energy transmitting assemblies. The wheels, provided with the energy receiving assemblies, of the automobile travel in the alternating magnetic fields, generate power and supply the power to the electric automobile. Energy transmitted by the energy transmitting assemblies on the two sides of the running lane is collected according to the electromagnetic induction principle, the energy collected by the energy receiving assemblies in the wheels is input into an automobile body through electric slip rings and supplied to batteries and a motor, and the automobile is charged and driven to run continuously. By the adoption of the wireless energy supply system, the influences on the frame structure dimension, the chassis height and the like of the automobile are small, and the road surface does not need to be modified; the wireless energy supply system has the characteristics that the receiving efficiency is high, the system deployment is simple, and the automobile adaptability is high; and the wireless energy supply system can be used for electric bus systems or other systems, and energy saving and environment protection are promoted.

The invention discloses a power reciprocating overturning type cobblestone cleaning device based on pressurized flushing, and relates to the technical field of cobblestones. The power reciprocating overturning type cobblestone cleaning device based on pressurized flushing comprises a machine body and two supporting plates. The tops of the two supporting plates are fixedly connected to the left side and the right side of the bottom of the machine body correspondingly. The rear side of the inner wall of the machine body is fixedly connected with the back face of a guiding sliding rod. The left end and the right end of the guiding sliding rod are fixedly connected with the left side and the right side of the inner wall of the machine body correspondingly. An exhaust port is formed in the front face of the guiding sliding rod and communicates with an inner cavity of the guiding sliding rod. According to the power reciprocating overturning type cobblestone cleaning device based on pressurized flushing, an overturning mechanism is arranged in the machine body, and accordingly, cobblestone piles in the machine body can be effectively overturned; and meanwhile, through the reciprocating motion of a pressurized flushing mechanism, sufficient and careful flushing is conducted on the cobblestone piles, and the problems that due to manual cobblestone cleaning, a large amount of time and alarge amount of manpower are consumed are solved.

The invention discloses a cleaning device of cobblestones for a bathing place, and relates to the technical field of cobblestones. The cleaning device of the cobblestones for the bathing place comprises a machine body, and is characterized in that a box body is arranged in the middle of an inner cavity of the machine body, and the front side and the back side of the box body are fixedly connectedwith the front side and the back side of the inner wall of the machine body correspondingly; and a rotating motor is fixedly installed in the middle of the left side of the box body, an output shaft of the rotating motor penetrates through the left side of the machine body and is fixedly connected with a combined flipping mechanism, three rotating rods are fixedly connected in the combined flipping mechanism. The cleaning device of the cobblestones for the bathing place is characterized in that the combined flipping mechanism is arranged in a machine body, and a driven mechanism is arranged ina cooperating mode, so that the cobblestones in the box body can be effectively flipped, and the procedures of cleaning and drying are carried out on the cobblestones step by step through the cooperation arrangement of a cleaning and drying mechanism, so that the problem that in the prior art, the cleaning device of the cobblestones for the bathing place is lacked is solved.

The invention discloses hoisting equipment used for a steel box girder in a complex environment. The hoisting equipment comprises a lower girder body, an upper girder body, a rotating shaft and threetelescopic rods, wherein the lower girder body is provided with four hoisting points; the upper girder body is located above the lower girder body and provided with four connecting columns, the lowerend of any connecting column penetrates through the lower girder body and is provided with a distributive girder mechanism, and the bottom of each distributive girder mechanism is connected with the steel box girder to be hoisted; the rotating shaft is located between the upper girder body and the lower girder body and rotatably connects the middle of the upper girder body and the middle of the lower girder body together; and the three telescopic rods are located between the upper girder body and the lower girder body, and the two ends of any telescopic rod are connected with the upper girderbody and the lower girder body respectively. Transition parts of the upper girder body and the lower girder body are arranged between a steel wire rope connected with a crane and the steel box girderto be hoisted, the shaking amplitude of the steel box girder caused by other external forces (such as wind force) in the complex environment is greatly reduced, the probability of construction accidents caused by shaking of the steel box girder in the hoisting process is greatly reduced, and the safety of construction is improved.

The invention discloses an intelligent dimming LED lamp comprising a constant current source, a miniature circuit breaker, an LED chip, a photosensor, a controller and a waterproof cover. The miniature circuit breaker is used for automatic power-off when current in the circuit exceeds rated current; the photosensor is used for sensing light intensity signal in the environment and transmitting the light intensity signal to the controller; the controller is used for regulating power outputted by the LED chip according to the light intensity signal; the waterproof cover is used for packaging the LED chip, the photosensor and the controller. The invention further discloses an energy-saving control system. The photosensor can detect the surrounding extremely sensitively and regulate power outputted by the LED chip according to the surrounding, energy conservation and environmental protection of the LED lamp are improved greatly, the miniature circuit breaker can enable the LED chip to be powered off quickly under the conditions that the LED lamp encounters lightning and current increases quickly, safety and stability of the LED lamp are improved greatly, the LED lamp is avoided being wetted in rainy days by the design of the waterproof cover, and service life is prolonged.

The invention relates to an intelligent solar light emitting diode (LED) advertising billboard, which relates to an advertising board and a propaganda display board, and the intelligent solar LED advertising billboard comprises an LED screen, a framework and a power supply, and the intelligent solar LED advertising billboard is characterized in that a control circuit of the LED advertising billboard is connected with a photosensitive controller, and a power supply circuit of the LED advertising billboard is connected with a solar power supply system. The photosensitive controller is installed on a shell part of the LED advertising billboard and connected with a control signal input end of a micro control unit (MCU) controller, the framework of the LED advertising billboard is of a hollow structure, and the LED screen is a lightproof flat panel and consists of a plurality of LED modules. Due to the adoption of the intelligent solar LED advertising billboard, the brightness of the LED screen can be automatically adjusted, so that the LED advertising billboard is more striking, and a better advertising effect can be realized. A solar panel not only has the advantages of energy conservation and environmental protection, but also can prevent the sunshine and the rain, so that the fault rate of the LED advertising billboard is reduced, the service life is prolonged, and the application effect is good.

The invention relates to a ring beam construction method based on a tool type shaping concrete ring beam formwork structure. The ring beam construction method mainly comprises the construction steps of formwork body installation, U-shaped frame installation, jacking screw rod adjustment, limiting steel bar adjustment and ring beam pouring. After a formwork body is temporarily fixed, a U-shaped frame is installed in a limiting vertical groove in the outer side of the formwork body; the formwork body is further jacked from the outer side through a jacking screw, and the formwork body is tightlypushed from the inner side through a limiting steel bar; and then pouring of a ring beam is carried out. The construction is convenient and fast, the structure is stable, slurry leakage or mold expansion is not likely to happen in the pouring process, and the poured ring beam is flat and smooth in surface; the components can be recycled, the problems that a formwork body is low in rigidity, the formwork supporting process is complex, the stability of the formwork body is poor, the recycling and reusing rate is low, and the construction effect of the ring beam is poor in the traditional opposite-pull screw wood formwork supporting technology are solved, and certain economic and technical benefits are achieved.

The invention relates to casting equipment with a heat dissipation function for metal products. The casting equipment comprises a base, a bottom die, a top die, a support plate, a connecting box, a feeding pipe, a control panel and two hydraulic cylinders. The casting equipment further comprises a heat dissipation mechanism and an anti-blocking mechanism. The heat dissipation mechanism comprises an air suction box, a hose, an air cylinder, a piston, a driving assembly, a connecting assembly, a transmission assembly and a limiting assembly. The anti-blocking mechanism comprises a heat preservation pipe and a connecting pipe. According to the casting equipment with the heat dissipation function for the metal products, the heat dissipation mechanism is arranged to dissipate hot air around thebottom die away, so that the air circulation speed around the bottom die is accelerated, a heat dissipation function is achieved, cooling and molding time of casting products is accelerated and the efficiency of casting is improved; and through the anti-blocking mechanism, the feeding pipe is heated and subjected to heat preservation work, and the situation that casting liquid in the feeding pipeis cooled and solidified, and consequently, the feeding pipe is blocked is avoided, so that the anti-blocking function is achieved, and the practicability of the equipment is improved.

The invention discloses an LED street lamp which comprises shock absorption universal wheels, iron sand, a base, a storage battery, a supporting rod, an LED illuminating lamp, an LED lamp cover, a connecting rack, a connecting block, oblique grooves, static metal collecting pieces, a solar cell panel, an L-shaped supporting frame, a mosquito attraction lamp, a ventilation box, a mosquito killing live wire net, a collecting groove, a control panel, fastening nuts, a fixing bracket, a current regulator, a connecting plate, a handle, bolts, a rotary knob, a bevel gear, a rotating shaft, a limiting rod and a pull ring; the shock absorption universal wheels are correspondingly arranged at the bottom of the base; the fixing bracket is arranged at the top center of the base; the fixing bracket and the base are filled with the iron sand; the fixing bracket is connected with the control panel through the data wire; the storage battery is arranged on the other side of the fixing bracket; the L-shaped supporting frame is arranged in the fixing bracket; and the bolts penetrate through the L-shaped supporting frame and the fixing bracket. The LED street lamp has the characteristics that the angle and the height can be adjusted freely and the stability is high.

The invention relates to a numerical control pipe bending machine of an improved structure, and belongs to the technical field of pipe processing and treating. A machine head for numerical control pipe bending comprises a die guiding unit, a pipe bending motor, a swing arm, a clamping die and a clamping die driving mechanism, and the clamping die and the clamping die driving mechanism are mountedon the swing arm; the clamping die driving mechanism comprises a clamping die servo motor fixedly arranged in an arm body cavity of the swing arm, a lead screw mechanism located above the arm body, aclamping die base fixedly arranged on a lead screw nut and a speed reduction transmission mechanism arranged on the side of the swing end of the swing arm; in the transverse direction perpendicular tothe axial direction of a feeding main shaft, the pipe bending motor is fixedly arranged on the end side of a machine head base in a manner of leaving from a pipe bending main shaft; in the axial direction, the pipe bending motor is located on the side, adjacent to a feeding trolley, of the pipe bending main shaft; and an auxiliary pushing mechanism of the die guiding unit and a clamping mechanismdefine an angle-shaped avoiding channel located over the pipe bending motor. Based on optimization of the structure and position layout of all functional units on the machine head, interference in the pipe bending process can be effectively reduced, and the numerical control pipe bending machine can be widely used in the fields of air conditioning, aviation and the like.

The invention relates to the technical field of rock wool waste utilization, and discloses a cyclic utilization method of rock wool production waste. The method comprises the following steps: S1, firstly, collecting rock wool production wastes together by using a loading vehicle, and then loading the wastes into the stock bin of a crusher; S2, then the crusher is started, the crusher crushes the waste in the stock bin of the crusher, and the crushed waste is conveyed into a screening machine; S3, then the screening machine is started, and the screening machine divides the waste crushed by thecrusher into coarse aggregate, fine aggregate and slag wool according to the hole diameters of the two screens; and S4, taking out the slag cotton material. The cyclic utilization method of the rock wool production waste has the advantages that the cyclic utilization rate of the rock wool waste is increased, the production cost of rock wool is reduced, the defects that a large amount of waste is accumulated to occupy the site and pollute the surrounding environment can be overcome, ecological balance is protected, zero emission of solid waste is achieved, and the energy-saving and environment-friendly properties of rock wool production are improved.

The invention discloses a high-temperature smelting furnace for metallurgy. The high-temperature smelting furnace for the metallurgy comprises a furnace body, moving wheels, an electric cabinet, a control panel, a furnace chamber, a discharging port, a discharging mechanism, a stirring mechanism, a heat preservation mechanism, a heating mechanism and a PLC (programmable logic controller), the moving wheels are fixed at four corners of the bottom of the furnace body through bolts, the electric cabinet is embedded in one side of the furnace body, the control panel is embedded in one side of theelectric cabinet, the PLC (programmable logic controller) is arranged inside the electric cabinet, the furnace chamber is embedded in the center of the top of the furnace body, the discharging port isformed in one side of the bottom of the furnace body, the discharging port communicates with the furnace chamber, the outer side of the furnace chamber is wrapped with the heating mechanism, the outer side of the heating mechanism is wrapped with the heat preservation mechanism, the stirring mechanism is fixed on one side of the top of the furnace body through the bolts, and the control panel iselectrically connected with the discharging mechanism, the stirring mechanism and the heating mechanism. According to the high-temperature smelting furnace for the metallurgy, the structure is simple,the use is convenient, and the service life of the high-temperature smelting furnace is effectively prolonged.

The invention discloses a plastering-free and concealed pipe grooving-free secondary structure wall and a construction method thereof. The plastering-free and concealed pipe grooving-free secondary structure wall comprises a first steel component pre-buried in a floor, wherein a constructional column is welded to the upper portion of the first steel component; at least one side face of the constructional column is connected with a wall body formed by riveting a plurality of building blocks; mortar joints exist between the building blocks; a ring beam is arranged at the supporting joint of the wall body; the ring beam is welded to the contact position of the constructional column through a second steel component pre-buried in the end of the ring beam; and the top of the constructional column is fixedly connected with a structural beam. The common quality problem that secondary structure concrete is rough in quality is solved, the masonry quality of a filler wall is remarkably improved, and the plastering-free effect of the wall is achieved; and the technological measures of special pipe distribution building block wrapping and laying and pre-buried wire box matched building block assembling are adopted, the wall concealed wiring pipe grooving-free effect is achieved, energy saving and environment friendliness are promoted, and a good effect is achieved.