35results about How to "With energy saving and environmental protection" patented technology

A device for treating and recycling exhaust gas of a boiler comprises a box. A water inlet pipe is arranged in the middle of the left end of the box. A bent air pipe is arranged at the lower portion of the left end in the box. The left end of the bent air pipe is connected with a first suction fan. The left end of the first suction fan is connected with an exhaust gas outlet of the boiler through a pipe. A water tank is arranged at the lower left end in the box. The bent air pipe is arranged in the water tank. The bottom end of the right side of the water tank is connected with a water pump at the upper end of the water tank through the bent water pipe. The water pump is connected with a straight water pipe on the right side. The straight water pipe is connected with four spraying devices. An exhaust pipe is arranged in the middle of the right side face of the box. The right side of the exhaust pipe is connected with a second suction fan. A water outlet pipe is arranged on the right side of the bottom face of the box. The device can effectively remove harmful gas and dust in exhaust gas of the boiler, utilize the waste heat in the exhaust gas of the boiler to heat cold water and then drain the heated water to the boiler to be used, energy saving and environment protecting are achieved, and the exhaust gas is used.

The invention discloses a closed type dewatering environment-friendly energy-saving device for a deep foundation pit and a construction process thereof, and relates to the technical field of deep foundation pit dewatering. The closed type dewatering environment-friendly energy-saving device for the deep foundation pit comprises a dewatering well, wherein a sliding plate is arranged inside the dewatering well, the top of the sliding plate is fixedly connected with a submersible pump, the inner wall of the dewatering well is sleeved with a retaining ring pipe, the bottom of the sliding plate isfixedly connected with a filtering and cleaning mechanism, and the left side and the right side of the top of the sliding plate are fixedly connected with filter screens. According to the closed typedewatering environment-friendly energy-saving device for the deep foundation pit and the construction process thereof, the problems that the dewatering well is not environment-friendly and energy-saving enough during existing deep foundation pit construction, blocking objects are easy to pump out during well water pumping during dewatering, the construction environment is influenced, the filteringeffect is poor, so that impurities permeate the filter screens and are pumped out by the submersible pump after blocking, meanwhile, the submersible pump consumes more electric energy during blocking, and a motor is easy to damage are solved, and the advantages of energy conservation and environmental protection are achieved.

The invention relates to a fine treatment regeneration system and a wastewater classified collection method. The fine treatment regeneration system comprises a resin tank, a wastewater pool, a reuse water pool, an acid regeneration tank, an alkali regeneration tank and valves A, B, C, D, E, F, G and H; the two ends of the resin tank are respectively connected with one end of the valve A and one end of the valve B; the acid regeneration tank is connected with one end of the valve G; the alkali regeneration tank is connected with one end of the valve H; the two ends of the wastewater pool are respectively connected with one end of the valve C and one end of the valve D. The beneficial effects are that: by accurately measuring the change trend of salt content and ammonia nitrogen in fine treatment regeneration process, the part of wastewater with the highest salt content and ammonia nitrogen in the acid / alkali feeding and acid replacement / alkali replacement process is separated out, and the rest part of low-salt wastewater is recycled, so that low-salt wastewater is recycled to the maximum extent. The high-salinity wastewater is separated from the front end, the ion concentration of the wastewater is greatly improved, the high-salinity wastewater amount is reduced by about 40%, and the method has the characteristics of energy conservation and environmental protection.

The invention provides a straw raw material pulverizer for livestock feed preparation, which belongs to the technical field of straw raw material pulverizers. Between the sliding side plates, there is a unit dispersion part evenly distributed from front to back, the unit dispersion part includes a left dispersion part and a right dispersion part, the left dispersion part is connected to the sliding side plate on the left, and the right dispersion part is connected to the right dispersion part. On the sliding side plate, the left dispersing part and the right dispersing part both include inserting rods and separating components, and several cleaning components are connected to the feeding port. The straw raw material pulverizer for animal feed preparation effectively reduces the difficulty and pressure of straw pulverization, improves the efficiency and effect of straw pulverization, and has the advantages of energy saving and environmental protection.

The invention belongs to the technical field of investment casting and discloses a microwave dewaxing method. The microwave dewaxing method comprises the following steps: automatically weighing a to-be-dewaxed shell mold; calculating microwave output power, microwave output time and total dewaxing time according to the weight of the shell mold and performing microwave dewaxing; heating the shell mold to the temperature of 110 to 130 DEG C and / or heating the shell mold by using a hot air and / or infrared way after a fluid is formed between the shell mold and wax, maintaining the temperature of the shell mold to be 110 to 130 DEG C; taking out the shell mold and recycling wax liquid after the wax in the shell mold is totally removed. The invention also discloses a microwave dewaxing furnace; the microwave dewaxing furnace comprises a shell provided with a furnace door; the shell is provided with an energy release opening and a hot air circulating heating device which are connected with a microwave generator; the microwave generator and the hot air circulating heating device are both connected with a controller; the controller is connected with a switch. The microwave dewaxing method and the microwave dewaxing furnace disclosed by the invention are capable of solving the problems that a dewaxing device in the prior art easily causes cracking of the shell and the wax liquid is large in water content.

The invention discloses a multi-angle display energy-saving and environment-friendly solar energy culture media display device, and particularly relates to a media display screen which can be rotatedand lifted. Multi-azimuth and multi-directional display is achieved, the read surface is expanded, and the influence force is improved. The multi-angle display energy-saving and environment-friendly solar energy culture media display device comprises a base rod, a movable rod, a rotating mechanism, a lifting mechanism, a photovoltaic panel and a display screen; the upper portion of the base rod issleeved with the movable rod for mounting of the photovoltaic panel and the display screen, the photovoltaic panel and the display screen are fixed on the upper portions of the back face and the front face of the movable rod, and the movable rod is connected to the rotating mechanism and the lifting mechanism.

The invention relates to the field of organic solid waste disposal and resource utilization, and a non-liquid fecal micro-oxygen storage system is provided. The non-liquid fecal micro-oxygen storage system comprises a storage tank, wherein the storage tank is provided with a semi-permeable membrane and an aeration pipe line, the semi-permeable membrane covers the storage tank, air is charged intothe storage tank by the aeration pipe line, and an oxygen volume fraction formed in the storage tank is 4%-6% micro-oxygen environment. The invention also provides a non-liquid fecal micro-oxygen storage method, wherein the volume fraction of oxygen in the storage tank is set at 4%-6%, the aeration pipeline is arranged in that storage tank, and when the volume fraction of oxygen in the storage tank is less than 4%, air is charged into the storage tank by the aeration pipe line until the volume fraction of oxygen in the storage tank reaches 6%, and the aeration pipeline stops charging. The non-liquid fecal micro-oxygen storage system and method of the invention creates a micropressure and micro-oxygen environment, reduces the anaerobic area of the pile body, makes the fecal in a slow and stable fermentation state, and achieves the goals of energy saving, emission reduction, intelligent environmental protection, high quality and efficiency.

The invention provides a method for preparing fuel by nitroesterification of plant cellulose and lignin mixture, which comprises the following steps: (1) pretreating the plant raw material; (2) filtering the product obtained in step (1) through precipitation, Dry to obtain a mixture of cellulose and wood flour; (3) Nitroesterification reaction: add the mixture to mixed acid for nitroesterification reaction, the temperature of the nitration reaction is 25°C to 58°C, and the reaction time is 5min to 3h (4) After subsequent stabilization treatment and precipitation washing, nitrocellulose mixed ester fuel is obtained. The present invention adopts nitroesterification technology to process the plant mixed raw material, so that the molar atomic ratio of the energy elements C, H, O, N, etc. contained in the plant cellulose mixed material is changed, and the recombined elements after nitration can realize oxygen Equilibrium, under certain conditions of pressure, temperature, humidity, and particle size, after ignition, the parallel layers burn regularly and stably without air, and are converted into heat and gas energy.

The invention relates to the technical field of petrochemical industry, and discloses a simple splicing connecting flange applied to petrochemical installation engineering, including a fixed cylinder, the left and right sides of the fixed cylinder are provided with chute, the front inner wall of the chute is in a hollow state and The sleeve is fixedly connected, the back of the sleeve is attached with a splint, and the inner wall of the splint is inserted with a splint. The ends of the two splints away from the chute are fixedly connected with a connecting ring. Through the setting of the connecting ring, the connecting ring and the fixed The cylinder is designed to be in a separate state, so that the fixed cylinder can be spliced ​​with connecting rings of different sizes to meet the needs of use, improve adaptability and practicability. In addition, when connecting the fixed cylinder through the connecting ring, it needs to slide a certain distance in the chute The setting allows the user to compare the sizes conveniently when the connecting rings on the two pipes are close to each other, so that when the size does not match, the splicing operation can be stopped in time to replace the connecting rings, which improves the Work efficiency and convenience.

The invention relates to the technical field of copper strip manufacturing, and discloses a forming and positioning device for copper strip manufacturing, which includes an inverted L-shaped fixed block, the number of which is two and corresponds to the left and right sides, and the two fixed blocks correspond to one side The bottom ends of the two air cushions are fixedly connected with an air cushion, and the corresponding ends of the two air cushions are fixedly connected with a touch panel. Through the setting of the touch panel, the spraying rod is pneumatically triggered to mark the protrusion of the copper strip, and compared with the existing Some sensor detection methods have the advantages of rapid response and high stability, and are suitable for long-term use, and the two touch panels can change the distance according to the shape of the copper strip to avoid hindering the transportation of the copper strip. The ink is only sprayed when the copper strip is raised, and the ink is usually stored in a closed space in the sleeve, so as to avoid the poor coating effect after drying in the existing coating, and the cleaning of dirt and ink dripping caused by continuous bonding of the copper strip. difficulties etc.

The invention relates to the technical field of alloy preparation, and discloses a light-weight high-strength aluminum alloy billet preparation equipment, including an extruder, the feeding end of the extruder is fixedly equipped with feeding equipment, and the left and right sides of the top surface of the feeding equipment are Both sides are fixedly connected with a heating box, the top surface of the heating box is fixedly connected with a melting cylinder, the inner wall of the back of the melting cylinder is fixedly connected with a movable cylinder, and the bottom of the back of the movable cylinder is fixedly connected and communicated with a one-way valve. The valve runs through the back of the melting cylinder, the inner wall of the upper end of the movable cylinder is fitted with a piston A, the front of the piston A is fixedly connected with an elastic pad, and the top surface of the movable cylinder is fixedly connected with a steam pipe on the front side of the piston A. Through the setting of the movable cylinder, the use The heat generated by melting aluminum rods and other raw materials is used as power to drive the stirring shaft to rotate to stir the aluminum rods and other raw materials to achieve further utilization of heat energy, which has the benefits of energy saving and environmental protection. Compared with the existing stirring mechanism, it saves the Duplicated heat insulation mechanism setting reduces equipment cost.

The invention provides a production process of a scientific and technological veneering solid wood composite floorboard. Compared with a common antiqued solid wood composite floorboard, the scientific and technological veneering solid wood composite floorboard is lower in cost, the process is relatively simple, large-scale industrial production can be realized, and the surface abrasion resistance of the scientific and technological veneering solid wood composite floorboard is better.

The invention discloses an ionic liquid solution of a palmitate modified starch sizing agent and application thereof and relates to the technical field of spinning sizing agent production. Starch is dissolved in [Amim]Cl ionic liquid, and a starch ionic liquid solution with the starch mass percent being 8-12 is prepared; paratoluensulfonyl chloride and palmitic acid are dissolved in the starch ionic liquid solution, a constant-temperature reaction is conducted until the reaction is finished, and after cooling, the ionic liquid solution of the palmitate modified starch sizing agent is obtained. The prepared ionic liquid solution of the palmitate modified starch sizing agent is used for spinning yarn sizing, the hairiness of cvc yarns is reduced by about 30-70 percent, the breaking force is improved by about 10-30 percent compared with that of a yarn which is not sized, and the elongation at break is reduced about 5-30 percent.