21results about How to "Environmental protection" patented technology

The utility model relates to the technical field of foot margins, in particular to a pre-embedded foot margins convenient to install, which comprises a pre-embedded box body, a light-transmitting installation opening, a light-transmitting cover plate, a light-transmitting cover plate, a light-transmitting cover plate and a light-transmitting cover plate, one end of the elastic sheet structure is fixedly connected to the interior of the embedded box body, and the other end of the elastic sheet structure is obliquely arranged; the bending installation piece comprises a light-transmitting part and an abutting part, a lamp body module used for emitting light is installed on the side, away from the abutting part, of the light-transmitting part, a light-transmitting hole is formed in the position, corresponding to the light-emitting position of the lamp body module, of the light-transmitting part, and a refraction light-emitting channel is formed between the light-transmitting hole and the light-transmitting installation opening; when the bent mounting piece obliquely enters the pre-embedded box body through the light-transmitting mounting opening, the elastic piece structure is used for abutting against the abutting part and driving the light-transmitting part and the abutting part to jointly abut against and be fixed to the inner side wall of the pre-embedded box body. The ground foot lamp has the effects of convenient and efficient installation, simple maintenance and environmental protection, and the ground foot lamp can be inserted and fixed instantly.

This invention relates to the field of surfactants, and discloses a surfactant composition and a nanoemulsion, as well as their preparation method and application. The composition comprises an amphoteric surfactant and a high-flash-point alcohol ether auxiliary, wherein the weight ratio of the amphoteric surfactant to the alcohol ether is 100:30-100. This nanoemulsion exhibits good kinetic stability and low viscosity, and can be used to enhance oil recovery in low-permeability reservoirs, ensuring that the nanoemulsion product is more convenient, safe, and environmentally friendly to use.

The invention provides a high-rise building outer wall anti-permeability performance field detection device and method, and relates to the technical field of outer wall anti-permeability performance detection. The on-site detection equipment for the impermeability of the outer wall of the high-rise building comprises a storage box, a water injection pipe is fixedly arranged at a water injection opening of the storage box, the upper end of the water injection pipe is sleeved with a sealing threaded plug in a threaded mode, a booster pump is fixedly arranged on one side of the storage box, and a clamping rod frame is fixedly arranged on the other side of the storage box; a data display touch screen is fixedly arranged at the center of the side, away from the storage box, of the clamping rod frame, a fixing base is fixedly arranged on the side, close to the lower end, of the top face of the storage box, a water pump is fixedly arranged at the lower end of the fixing base, and a three-way pipe penetrates through the storage box and is fixedly arranged at a water outlet of the water pump. According to the on-site detection equipment and method for the anti-permeability performance of the outer wall of the high-rise building, the on-site detection equipment for the anti-permeability performance of the outer wall of the high-rise building is safer during detection, the operation is simple, and the use is convenient.

This invention discloses a flame-retardant sealant for battery cell lead terminals and its preparation method, relating to the field of adhesive technology. The flame-retardant sealant for battery cell lead terminals, by weight, comprises the following raw material components: 30-50 parts base adhesive, 20-40 parts composite flame retardant, 5-15 parts curing agent, 1-3 parts silane coupling agent, 3-8 parts toughening agent, and 1-5 parts thixotropic agent; the composite flame retardant is a mixture of aluminum hydroxide and an organophosphorus flame retardant, with a weight ratio of 0.2:1.5. This sealant synergistically improves flame retardancy and environmental friendliness. Through the precise formulation of the inorganic-organic composite flame retardant, it avoids the problems of traditional single flame retardants requiring large amounts or easily decomposing and producing toxins at high temperatures, ensuring both high flame retardancy and environmental friendliness.

The utility model belongs to the technical field of asphalt flue gas treatment, and particularly relates to an asphalt flue gas treatment device which comprises a tower body, two activated carbon filter plates and four fixed bare plates, the four fixed bare plates are fixedly mounted in the tower body, a plurality of spray heads are fixedly mounted at the bottoms of the fixed bare plates, a flow guide plate is fixedly mounted at the bottom of an inner cavity of the tower body, and the flow guide plate is fixedly mounted at the bottom of the inner cavity of the tower body. A rectangular pipe is fixedly installed at the bottom of the tower body, a gas inlet pipe is fixedly installed on the front side of the tower body and located above the flow guide plate, a water storage tank is fixedly installed at the bottom of the rectangular pipe, and a second through hole is formed in one end of the rectangular pipe. And therefore, the device can be repeatedly used, the whole device is more environmentally friendly to use, and waste of water resources is avoided.

The utility model belongs to the technical field of photovoltaic recovery, and particularly relates to a decomposition system suitable for a single-glass and double-glass type photovoltaic module. Comprising a stacking feeding machine, a first belt conveyor, a first cleaning machine, a first air dryer, a frame prying machine, a second belt conveyor, a first heating furnace, a first glass removing machine, an overturning machine, a second heating furnace, a second glass removing machine, a second cleaning machine, a second air dryer, a stainless steel mesh belt conveying belt, a third heating furnace, a back plate removing machine, a feeding machine and a cracking furnace which are sequentially and tightly arranged from left to right. Through reasonable layout and design, the waste crystal silicon photovoltaic module decomposition device can be suitable for intelligent automatic decomposition of waste crystal silicon photovoltaic modules, and is high in decomposition efficiency, good in decomposition effect and better in overall use.

This invention provides a method for preparing hydrogen and sulfur from solid waste gypsum through reduction and acidification in a cement kiln, relating to the field of solid waste disposal technology. The method involves targeted local modifications to a novel dry-process cement clinker rotary kiln production system. Using desulfurized gypsum, phosphogypsum, and other solid waste gypsum as raw materials, the gypsum is crushed, ground, preheated, and dehydrated. Then, it is calcined in a modified three-lobe gravity semi-suspended rotary kiln at 800–1100℃ in a reducing atmosphere to generate high-purity calcium sulfide. After sealed cooling, the calcium sulfide reacts with byproduct hydrochloric acid to produce high-purity hydrogen sulfide. The hydrogen sulfide is then used to co-produce hydrogen and sulfur via a medium-assisted electrochemical decomposition method, or high-purity sulfur can be directly prepared using the Claus process. This invention achieves full resource utilization of solid waste gypsum using existing cement kiln equipment, requires minimal modification, has low investment costs, and enables the cascade utilization of CO waste gas and kiln waste heat, reducing overall energy consumption by more than 30% compared to traditional processes.

This invention discloses an intelligent device for reducing the chloride ion content of cutting fluid based on ion exchange, comprising: a conveyor belt support with a plurality of conveyor belt pulleys; a conveyor belt arranged in a closed loop, connected end to end, which is conveyed by the rotation of the conveyor belt pulleys, the conveyor belt containing ion exchange resin, and the surface of the conveyor belt having densely distributed pores; a cutting fluid inlet pipe for delivering cutting fluid to the conveyor belt; a cutting fluid storage tank located below the conveyor belt corresponding to the cutting fluid inlet pipe to receive and contain the cutting fluid flowing out of the cutting fluid inlet pipe and flowing through the ion exchange resin in the conveyor belt; a first cleaning water tank, an acid washing tank, a second cleaning water tank, an alkaline washing tank, and a third cleaning water tank arranged sequentially along the conveyor belt's conveying path; and a conveyor belt pulley drive device connected to the active conveyor belt pulley among the plurality of conveyor belt pulleys to intermittently drive the active conveyor belt pulley to rotate.

The utility model provides a universal washing machine speed reducer with a detachable upper shaft, which comprises an upper shell and the upper shaft, the upper shaft is detachably connected with the upper shell through a detachable structure, the detachable structure comprises a threaded column and an oil seal gland, the threaded column extends towards the upper end and is arranged on the upper shell, and the oil seal gland can be in threaded connection with the threaded column. The upper shaft is sleeved with an oil seal, and a limiting flange used for limiting the oil seal is arranged on the upper shaft. The upper shaft is inserted into the threaded column, and the oil seal gland is arranged on the outer side of the upper shaft in a sleeving mode and is in threaded connection with the threaded column, so that the oil seal gland, the oil seal and the upper shaft abut against and are locked; the utility model provides a universal washing machine speed reducer with a detachable upper shaft. The universal washing machine speed reducer overcomes the defect that an upper shaft of an existing washing machine speed reducer cannot be detached.

The invention relates to the technical field of multi-point temperature control of an oven, and aims to solve the problem that an existing oven temperature control system is difficult to reflect the real-time heat distribution state of multiple sections in an oven cavity; the multi-point temperature control system for the baking oven of the enameling machine comprises a cloud server, a data acquisition module, a cloud database, an air inlet analysis module, a section heating analysis module, a cyclic catalysis analysis module and a temperature control terminal, according to the invention, through dynamic identification and active adjustment of multi-section, multi-station and multi-time sequence thermal behaviors in the oven cavity, a multi-point temperature intelligent control system of the enameling machine oven is constructed, the production requirements of multi-section, multi-section and multi-point measurement and control and adaptation to multi-specification and multi-oil processes are met, flexible adjustment of the oven temperature of the multiple sections in the oven is realized, and the production efficiency is improved. And through the design that primary catalysis temperature control and waste discharge linkage and secondary catalysis are combined with heat compensation, efficient treatment and environment-friendly discharge of the solvent are ensured.

The utility model discloses electroplating sewage treatment equipment which comprises an equipment body, a supporting frame is fixedly connected to the side face of the equipment body, a water inlet pipe is arranged on the side face of the equipment body, a first fixing ring is sleeved outside the water inlet pipe, a second fixing ring is sleeved outside the water inlet pipe, and a water storage frame is fixedly connected to the bottom of the second fixing ring. A water outlet pipe is arranged on the side face of the water storage frame, and square plates are fixedly connected to the side faces of the first fixing ring and the second fixing ring. According to the electroplating sewage treatment equipment, the supporting frame is installed on the side face of the equipment body, after a water inlet is connected, a first fixing ring and a second fixing ring are connected to the outer portion of a water inlet pipe in a sleeving mode, at the moment, the first fixing ring and the second fixing ring are fixed through a square plate, and a water storage frame can be fixed below the water inlet; when the water inlet permeates, the electroplating wastewater directly drops into the water storage frame, so that the electroplating wastewater can be prevented from dropping into the environment to pollute the environment, and the electroplating wastewater treatment device is more environment-friendly to use.

The invention discloses a lithium battery diaphragm coated with aramid nanofibers and a preparation method of the lithium battery diaphragm, and belongs to the technical field of lithium ion battery materials, the aramid nanofibers with a unique nanoscale structure and excellent mechanical properties and thermal stability are used as a functional coating matrix, zirconium oxide with high hardness and high wear resistance is used as a functional filler, and the lithium battery diaphragm coated with the aramid nanofibers is prepared. A coating design is carried out through a plasma etching technology, and the functionalized lithium battery diaphragm with high safety, high mechanical strength and excellent thermal stability is prepared. The preparation method specifically comprises the following steps: carrying out plasma etching on a PP base membrane, preparing aramid nanofiber dispersion liquid, preparing ANF / ZrO2 / DMSO composite slurry, coating the PP base membrane, carrying out post-treatment and the like, so as to obtain the lithium battery diaphragm. According to the lithium battery diaphragm, the inherent defects of a traditional lithium battery diaphragm in the aspects of thermal safety, mechanical strength, electrolyte wettability and the like can be overcome. The preparation process is simple and controllable, and the obtained functional diaphragm has wide application prospects in the high-end fields of power lithium batteries, energy storage batteries and the like.

The application discloses an engineering marker pen and belongs to the technical field of marker pens. The engineering marker pen comprises a shell, a fixing seat is fixedly connected to the inner wall of the shell, a pen barrel vertically and slidably arranged in the fixing seat, and a first thread is arranged on the bottom end inner wall of the shell. The engineering marker pen is characterized in that: the connecting plate is rotated counterclockwise and clockwise, the fourth thread is rotated clockwise or counterclockwise in the third thread, the gap between the connecting plate and the cap gradually increases or decreases, the pushing plate is subjected to the extrusion force of the bottom surface of the cap, the extrusion force of the pushing plate increases or decreases, the shrinkage or extension of the protection plate is controlled, the protection plate is retracted into the slot when the marker pen is used, the protection plate is extended from the slot after the use of the marker pen, the protection plate and the shell form a sealed cavity, the pen end of the pen barrel is prevented from being exposed to the air and dried, the marker pen can be continuously used, the waste of the marker pen is avoided, and the use cost of the marker pen is reduced.

The application discloses a multifunctional polyvinyl alcohol-based hydrogel and a preparation method and application thereof, and belongs to the technical field of high polymer hydrogel material preparation.The hydrogel takes polyvinyl alcohol (PVA) as a base material, takes polydopamine-coated sea squirt nanocellulose (PDA@TCNCs), beta-glycerophosphate sodium (GP) and phytic acid (PA) as functional components; the mass-volume ratio of PVA, PDA@TCNCs, GP and PA aqueous solutions is 2.62g:0.05g-0.25g:1.0g:4mL-12mL.The hydrogel has excellent mechanical properties, anti-swelling properties and antibacterial properties, and has good biocompatibility, and has wide application prospects in wearable strain sensors, underwater motion monitoring and triboelectric nanogenerators and other fields.

The application discloses an environment-friendly public lavatory manufacturing site pouring equipment, relates to the technical field of concrete pouring, and is characterized in that a bidirectional motor is installed at the top of a base, a rotating disc and a driving rotating wheel are connected to the output end of the bidirectional motor, a swing rod is welded to the top outer side of the rotating disc, a piston is slidably installed at one end in the feeding cylinder, a connecting rotating seat is installed at one end of the piston, a swing connecting rod is rotatably connected between the swing rod and the connecting rotating seat, the piston is continuously moved back and forth by the bidirectional motor, the discharging baffle and the sealing baffle are moved back and forth by the electric push rod, the automatic conveying of concrete is realized, manual concrete transfer is not needed, manpower is saved, the positions of the bidirectional baffle and the side sleeve plate are adjusted through the rotating horizontal screw rod and the vertical screw rod, the equipment is applicable to pouring of different sizes, manual cutting of the concrete baffle and building are not needed, the equipment is widely applicable, the preparation process before pouring is greatly reduced, and the pouring efficiency is improved.

The invention discloses a transformer substation power utilization system bus short circuit fault discrimination device and an identification method thereof, and relates to the technical field of circuit fault diagnos.The transformer substation power utilization system bus short circuit fault discrimination device comprises an interface protection device, a sensor, a battery pack and a battery cover plate, a plurality of fixing buckles are fixedly installed on the battery cover plate, and a sealing ring is fixedly installed at the bottom of the battery cover plate; a round hole and a plurality of through holes are formed in the battery cover plate, a pressure relief pipe is fixedly mounted on the round hole, an air release pipe is fixedly mounted on each of the plurality of through holes, and a pressure relief mechanism is mounted in each pressure relief pipe. The internal combustion battery has the advantages that automatic pressure relief, automatic pressure control and automatic volatile gas purification can be performed, air in the battery can be evacuated, oxygen supply can be blocked, the probability of battery explosion can be reduced during internal combustion of the battery, and the internal combustion battery has relatively high safety, environmental protection property and use universality and is relatively high in use safety coefficient.

The application discloses a kind of diamond saw blades for ultra-thin ceramic jade glass cutting, the diamond saw blade includes saw blade head, base, plastic gasket, saw blade head is fixed in the outer circle edge of base, base is equipped with several strips of reinforcing ribs, plastic gasket is fixed in the middle of the axial two sides surface of base, the saw blade head is composed of the diamond abrasive of 15%~30% of volume percentage, 70%~85% of metal matrix matrix of volume percentage, the saw blade of the application has the characteristics such as narrow cutting seam, high sharpness and long life, effectively saves material loss, cutting seam is narrower, improves cutting stability and machining accuracy, the holding force of diamond is strong, head is wear-resistant, does not drop grain, service life is longer, cutting noise is lower, is more environmentally friendly, cutting is smooth, does not break edge, and is suitable for the precision cutting of ceramic, jade, glass and other various hard and brittle materials.

The utility model discloses a kind of tread rubber hot-pressing devices for tire processing, it is related to tire processing technical field.Processing technology field includes belt conveyor, the upper surface middle part of belt conveyor is close to the installation frame between front and back sidewall, the upper surface of installation frame is fixedly installed with lifting mechanism, the lower surface of lifting mechanism is fixedly installed with pressure sensor in rectangle, and pressure sensor and control mechanism electric connection, control mechanism is installed in installation frame front side, the lower surface between pressure sensor is fixedly installed with rectangular box, air distribution mechanism is set between the front and back sidewall of rectangular box, and the front and back of rectangular box are evenly provided with press wheel on air distribution mechanism.The utility model increases press wheel pressure monitoring function, can intuitively press wheel pressure is viewed, ensure that press wheel pressure is moderate, improve hot-pressing quality, and can adjust the temperature of press wheel, so that hot-pressing temperature satisfies hot-pressing demand, increase the purification function to offensive odor, use more environmental protection.

The utility model discloses an environmental protection type cleaning machine, including ultrasonic cleaning machine body, the top of ultrasonic cleaning machine body is provided with environmental protection subassembly, and the both sides of ultrasonic cleaning machine body are provided with stability subassembly respectively, environmental protection subassembly is including top cover no.

This utility model discloses a purification device for a smokeless hot pot table, including a tabletop, a housing, an oil fume separation device, a negative pressure generating device, a catalytic purification device, a heat dissipation device, and an intelligent control device. The tabletop is located on top of the housing, while the oil fume separation device, negative pressure generating device, and catalytic purification device are all located inside the housing. The heat dissipation device is located on the side wall of the housing. The oil fume separation device, negative pressure generating device, catalytic purification device, and heat dissipation device are all electrically connected to the intelligent control device. This device has a compact overall structure, is integrated into the cooking table, saves space, and has advantages such as high-efficiency purification, energy saving and noise reduction, and convenient maintenance. It can effectively solve the problems of traditional external oil fume treatment equipment, such as large space occupation, incomplete purification, and high energy consumption, and meet the environmental protection and comfort requirements of modern catering.

The utility model discloses a kind of display devices of hoisting machinery operating gear position, it is related to hoisting machinery technical field, including crane body and gear display, the outside of gear display is provided with mounting frame and light shield frame, light shield frame is provided with light shield component, light shield component is composed of upper light shield and side light shield, photovoltaic module is arranged in light shield frame, photovoltaic module includes battery and inverter, upper cavity is opened in the back of light shield frame, battery and inverter are fixedly installed in the inside of upper cavity, the light-receiving surface of upper light shield and side light shield is all paved with monocrystalline silicon film, the utility model is set by setting light shield component, the gear display of hoisting machinery can be shaded by upper light shield and the side light shield of two sides to carry out light operation, simultaneously by the way of monocrystalline silicon film that the light-receiving surface of upper light shield and side light shield is paved, solar energy can be absorbed when gear display is shaded, reduce the loss of energy, it is more environmentally friendly to use.