196 results about "Polluted environment" patented technology

This utility model relates to the field of building construction technology, specifically a drilling device for building engineering. The device uses a ball bearing to restrict the movement of the plate to be drilled, achieving precise positioning of the drilling hole. A downward-moving extrusion rod extends its lower end beyond the bottom of a sliding sleeve, causing a friction plate to contact the plate, thus fixing the plate and ensuring stable drilling. A dust collection mechanism collects debris generated during drilling, providing protection against environmental pollution and personal injury. This device can be easily installed on existing drilling bench drills without altering their transmission structure, making it simple to set up and convenient to use.

The application discloses a device for extracting plasmid DNA in bacteria and relates to the technical field of biological medicine. The device comprises a first mixing assembly and a second mixing assembly; the first mixing assembly is connected with the second mixing assembly through a lysis spiral pipe; at least one liquid inlet is arranged on a connecting pipeline of the lysis spiral pipe and the second mixing assembly; the device has the advantages that the mixing assembly is connected in series, the lysis and neutralization processes are carried out in a closed environment, the probability of polluting the environment is reduced, the device is convenient to clean after use, continuous processing is realized, and the production efficiency is improved; and the device is simple, and the design and production cost are small.

The utility model relates to building construction equipment technical field discloses a leakproof valve for concrete blanking hopper, including the hopper, the outer wall right side fixed connection of hopper has fixed frame, the inner wall of hopper is provided with leakproof mechanism, the outer wall of hopper is provided with vibration mechanism, the outer wall right side of fixed frame is provided with mounting assembly, the top of fixed frame is provided with reinforcing assembly, the outer wall left side bottom fixed connection of hopper has the positioning board, the bottom middle part fixed connection of positioning board has inductor, the leakproof mechanism includes the bucket -shaped guide plate. In the utility model, through inductor perception vehicle position automatic control valve opening and closing, realize intelligent blanking, when opening the gate, the friction of the roller reduces the gate plate movement, the scraper removes the concrete on the top of the gate plate, ensures the smooth blanking of concrete, after closing the gate, the gate plate can completely seal the bucket -shaped guide plate, effectively prevents the concrete residual drop pollution environment.

The application discloses a processing device and processing technology of high-pressure drilling hose, relates to the rubber processing equipment field, and comprises a mixing mill, a machine head is installed on the mixing mill, a feeding box is installed on the machine head, a box cover is installed on the feeding box, a motor for providing power is installed on the box cover, in the application, the raw materials in the auxiliary material tank can be thrown into the feeding box through the setting of the material scattering device, so that the auxiliary materials can be uniformly mixed with the rubber raw materials, the rubber raw materials in the raw material tank are screened through the screening device, and then the rubber refining quality is ensured, the exhaust gas can be recovered through the setting of the exhaust gas recovery device, the exhaust gas is isolated in the recovery tank at the same time, so that the environment pollution can be effectively avoided, the automatic discharging can be realized when the rubber reaches a certain amount, the raw materials are cleaned through the setting of the ash removing device, the feeding cleanliness is ensured, and then the rubber refining quality can be further ensured.

The utility model discloses a low temperature wire rod anti -brittle drawing equipment, it includes support plate, one end fixedly connected with support block on the support plate upper surface, the inboard swing joint of support block has the second guide roller, the first fixed block is fixedly connected with one side of support plate upper surface close to support block, the cleaning mechanism is fixedly connected with one side of support plate upper surface close to the oil storage groove, the filter mechanism is fixedly connected with below cleaning mechanism, one side fixedly connected with water tank of cleaning mechanism, one side fixedly connected with flexible hose of water tank, one side fixedly connected with water pump of flexible hose. Through the above structure through the setting of flexible brush in the cleaning mechanism can effectively remove the impurity on the line body surface, thereby facilitating drawing, the filter mechanism can effectively filter the sewage after spraying dust fall in the cleaning mechanism, and the filtered sewage is discharged, preventing the pollution of the environment.

This invention relates to the field of drilling fluid testing equipment technology, specifically to an evaluation device and method for simulating the dynamic pollution of drilling fluids by CO2. The evaluation device includes a sealed pressure vessel, an injection assembly, a circulation system, a control module, a CO2 injection volume detection module, a first monitoring module, a second monitoring module, and an information processing and analysis system. The information processing and analysis system can establish a first evaluation model based on drilling fluid performance parameters before and after pollution, establish a second evaluation model related to CO2 consumption based on drilling fluid pollution index parameters, and establish an overall pollution degree evaluation model related to CO2 injection pressure, pollution time, and pollution temperature based on the first and second evaluation models. The evaluation device of this invention can achieve a comprehensive and dynamic assessment of the CO2 pollution process of drilling fluids and can simulate the complex effects of CO2 on drilling fluids under real-world pollution conditions.

This application relates to an assembly device for an EPB transmission structure, specifically within the technical field of EPB power heads. The assembly device includes a conveyor line, a fixture, a clamping mechanism, a robotic arm, and an oiling mechanism. The fixture positions the housing and places it on the conveyor line for transport. The clamping mechanism presses against the housing for positioning. The oiling mechanism includes an oiling ring mounted on a mounting frame with multiple oiling holes arranged in a circular array inside; and a conveyor belt that transports gears at intervals. This application utilizes a robotic arm to grasp and drive the transport gears, and the multiple oiling holes in the oiling ring, in conjunction with the gear rotation, uniformly add lubricating oil to the gears. After adding oil, the gear rotation causes excess lubricating oil to flow back into the oiling ring, improving assembly efficiency and oiling quality while reducing lubricating oil waste and the risk of environmental pollution.

The application relates to the technical field of power equipment inspection, in particular to a power equipment inspection method and system based on visual identification; the method comprises the following steps: collecting visible light images, infrared images, ultraviolet images and environment working condition identifiers, and generating a multi-environment three-mode inspection data set; mapping the visible light images, the infrared images and the ultraviolet images to an insulator cross-mode surface coordinate grid to obtain a three-mode coordinate observation point set, and generating a mode environment applicability structure; constructing a three-mode time sequence fingerprint, analyzing the time sequence change relationship of the three-mode time sequence fingerprint based on the environment working condition identifiers, and identifying a high-humidity sensitive grid set; performing state integration processing on the three-mode time sequence fingerprint of the spatial position in the insulator cross-mode surface coordinate grid, generating pollution flashover hidden danger judgment information of a target insulator, and outputting a power equipment inspection result containing the pollution flashover hidden danger judgment information. The application realizes the positionable inspection judgment of insulator pollution flashover hidden dangers in a high-humidity pollution environment.

This utility model belongs to the technical field of lubricating oil additive production equipment. Specifically, it discloses a reaction device for producing lubricating oil additives. The reaction tank is equipped with a stirring shaft, and the stirring shaft is fixedly connected from top to bottom with a paddle stirring blade, a double spiral stirring blade, and a turbine stirring blade. A processing box is fixedly connected to the top of the condenser, and a condenser tube is installed inside. A water pipe is sleeved on the outside of the straight part of the condenser tube, and a spiral guide plate is installed on the straight part inside. A vertically arranged reaction layer is fixedly connected in the second chamber, and several horizontally arranged activated carbon layers are fixedly connected in the first chamber. A liquid outlet pipe is fixedly connected to the bend at the lower end of the condenser tube. This utility model makes the reaction more uniform by setting three different stirring blades. By setting the condenser tube, reaction layer, and activated carbon layer, harmful gases can be purified multiple times to avoid environmental pollution.

The utility model provides a kind of rotary kiln dust recovery system, the purpose is to solve the mode of feeding in the middle of existing rotary kiln, there is heat waste and dust leakage leads to the technical problem of pollution environment.This rotary kiln includes: kiln, it is hollow cylindrical structure, the axis of kiln is obliquely arranged, one end of kiln is inlet, the other end is discharge port;Feeding assembly, is located in the end of kiln as inlet;Combustion assembly, is located in the end of kiln as discharge port, the heat generated by combustion assembly is located in kiln;Air blowing assembly, is located in the end of kiln as discharge port, air blowing assembly can generate airflow from discharge port to inlet through kiln;Dust collecting assembly, its inlet end is located at the inlet of kiln, dust collecting assembly is equipped with reflux pipeline communicated with feeding assembly;Wherein, dust collecting assembly includes dust collector, dust collector inlet end is located at the inlet of kiln, dust collector can suck the airflow at inlet into dust collecting assembly.

The utility model discloses a seed pre -cleaning machine relates to agricultural seed production technical field, including feeding mechanism, impurity removal mechanism and frame, and feeding mechanism is located on the upside of impurity removal mechanism, and feeding mechanism is fixedly connected with the inboard of frame, and the material stirring shaft is arranged on the extension normal of material dripping board, and the material stirring roller is fixedly connected on the material stirring shaft and its rotation excircle line is tangent with the lower edge line of material dripping board, and material dripping board and clamp are symmetrical design, and the two -level (light impurity and heavy impurity) separation of seed through the wind screen and the impurity removal assembly and the impurity removal assembly of winch can better guarantee the purity of the selected seed, and dust can be collected simultaneously to avoid polluting the environment, and the device forms the front and rear settling chamber through the combination of baffle combination and air chamber adjusting plate clamp, and the air volume of settling chamber can be adjusted through air chamber adjusting plate clamp, so that the light impurity can be better screened out, and the seed can not be taken out at the same time, and a variety of seed pre -selection can be suitable.

This application discloses an oil leakage recovery device for an air compressor, relating to the technical field of air compressors. It includes a compressor body and a motor, with a gap between the compressor body and the motor. The motor output shaft is inserted into the compressor body. It also includes an oil collection mechanism for collecting oil, located between the motor and the compressor body. The oil collection mechanism includes an oil collecting plate for collecting oil and an oil collecting tank for storing the collected oil. The oil collecting plate is installed at the end of the motor near the compressor body and is arranged around the motor output shaft. The oil collecting tank is located below the oil collecting plate. The oil collecting plate has an oil outlet on the side near the oil collecting tank, and the oil collecting tank has an oil inlet on the side near the oil collecting plate. This application collects and stores leaked oil through the oil collecting plate and oil collecting tank, achieving the effect of preventing oil from polluting the environment or entering the motor, and enabling the recycling of the collected and stored leaked oil.

This invention discloses a purification process for urea production tail gas, belonging to the field of urea production technology. This invention addresses the technical problems of low conversion rate and high ammonia content in exhaust gas during existing urea production processes, resulting in environmental pollution. The purification process for urea production tail gas includes the following steps: S1, carbon dioxide gas at the top of the stripping tower and liquid ammonia at the bottom of the stripping tower are contacted countercurrently to generate ammonium carbamate stripping gas; S2, the ammonium carbamate stripping gas and the mixed gas enter a synthesis tower, where they are condensed at the bottom to synthesize ammonium carbamate liquid; S3, the mixed gas is transferred via a side stream to a reflux condenser equipped with a modified filter membrane for adsorption and purification. The esterification product of 4-pentenoic acid and dextran is used as the polymer matrix; polyvinyl alcohol, propane trimethylol acrylate, and sodium styrene sulfonate are copolymerized to form a primary polymer solution. The primary polymer solution is used to modify the polymer matrix, resulting in the prepared modified filter membrane.

The utility model discloses a chemical barrel cleaning device, including frame, the top fixed mounting of frame has the lifting cylinder, the movable end of lifting cylinder is through frame and is fixedly connected with the mounting seat who sets, the mounting seat is installed with chemical barrel clamping subassembly, the outer surface one side fixed mounting of frame has the receiving barrel, the bottom of receiving barrel is equipped with the pipe shaft who is through to the inside, the top fixed penetration of pipe shaft has the top brush, both ends of top brush all have the sliding insertion with the movable side brush, in the utility model, through setting lifting cylinder, chemical barrel clamping subassembly, receiving barrel, pipe shaft, movable side brush, top brush, tension spring, rubber pipe, spray pipe, rotating assembly, pumping assembly and waste pipe, can inject cleaning fluid cooperation movable side brush, top brush to the all -round cleaning of chemical barrel inner wall and the barrel bottom, guarantee the cleaning effect of chemical barrel, and still can avoid the pollution of environment after washing waste water leakage.

This utility model relates to the field of duckweed containment technology in waterways, and discloses a containment rope float suitable for fish spawning. It includes a containment rope made of first bundled reed stalks, with several reed balls made of second bundled reed stalks evenly distributed on the containment rope; each reed ball is filled with palm leaves; both ends of the containment rope are secured with ropes, and the other end of each rope is secured with a ground stake inserted into the riverbank. The advantages of this utility model compared to existing technologies are: it can contain duckweed on the water surface; the containment device decomposes quickly after disposal, does not pollute the environment, and provides a breeding environment for fish.

The present application relates to waste liquid treatment process technical field, disclose a kind of acid low-leakage waste liquid treatment system and method, acid low-leakage waste liquid treatment system includes: raw water tank, suitable for containing acid low-leakage waste liquid;Heating assembly, suitable for heating waste liquid in raw water tank;Hydrophobic membrane assembly, the raw water outlet of raw water tank is connected with the input end of hydrophobic membrane assembly;Condenser, hot side inlet is connected with the permeation side of hydrophobic membrane assembly;Condensate tank, with the hot side outlet of condenser is connected;Negative pressure mechanism, with the permeation side of hydrophobic membrane assembly is communicated, suitable for the vacuum extraction of the permeation side of hydrophobic membrane assembly.The acid low-leakage waste liquid treatment system of the present application has high purification coefficient, can separate and remove nitric acid and nuclide in waste liquid, so that waste liquid meets discharge requirements and without material liquid boiling can effectively reduce the corrosion and leakage problem of equipment by nitric acid, prolong the service life of equipment, avoid acid waste leakage caused by equipment corrosion, cause pollution to environment or cause harm to human body.

The application relates to a printing machine waste liquid collecting device, and relates to the technical field of printing machines.The printing machine waste liquid collecting device comprises a base, a conveying assembly, a printing main body and a material collecting assembly, the base is internally hollow; the conveying assembly is arranged in the base, the upper end of the conveying assembly can abut against materials and move the materials along the length direction; the printing main body is arranged at the upper end of the base and can jet ink on the materials on the conveying assembly and print; and the material collecting assembly is arranged on the base and can collect excessive waste liquid. The application is used to solve the problem that the current printing machine may jet excessive waste liquid and easily pollute the environment.

This disclosure relates to the field of inorganic non-metallic materials technology, and particularly to a method for preparing highly active micro-powder and the highly active micro-powder itself. The preparation method includes the following steps: Step 1, grinding high-silicon aluminum solid waste into fine powder; Step 2, adding waste acid to the fine powder and mixing to obtain a first mixture; Step 3, adding sodium sulfate to the first mixture, stirring evenly, and aging to obtain a second mixture; Step 4, adding limestone powder to the second mixture and mixing to obtain a third mixture; Step 5, subjecting the third mixture to heat treatment, cooling, crushing, and grinding sequentially to obtain the finished product. This method uses high-silicon aluminum industrial solid waste as the main raw material, combined with industrial by-products waste acid and sodium sulfate, to prepare highly active micro-powder through simple process steps. This achieves the resource utilization of industrial solid waste and industrial by-products, solving problems such as insufficient supply of highly active micro-powder in the Panxi region, environmental pollution from industrial solid waste stockpiling, and difficulties in disposing of industrial by-products.

The utility model discloses a modified plastic air dryer, which relates to the technical field of modified plastics and comprises an opening and closing drying box, a screening plate is mounted in the opening and closing drying box, a collecting drawer is movably inserted into one side of the opening and closing drying box, and two groups of exhaust pipes are connected to the top of the opening and closing drying box in a penetrating manner. The two exhaust pipes are symmetrically distributed at the top of the opening and closing drying box, the tops of the exhaust pipes are in threaded connection with filter caps, driven turbines are movably connected into the exhaust pipes, and cross-shaped cleaning rods are fixedly connected to the top ends of the driven turbines. Modified plastic raw materials are screened through the screening plate, so that powdery modified plastic can be precipitated into the collecting drawer, a user can conveniently process the powdery modified plastic in a centralized mode, the exhaust pipe is filtered through the filtering holes in the filtering cap, and the modified plastic powder is prevented from entering the air along with exhausted air to pollute the environment; meanwhile, the driven turbine can drive an elastic column on the cross-shaped cleaning rod to rotate along the bottom of the filter cap along with exhaust driving, and the condition that filter holes are blocked is avoided.

This invention belongs to the field of water pollution control and treatment technology, specifically a sludge filtration and water separation mechanism for water conservancy construction. Addressing the shortcomings of traditional sludge filtration and water separation equipment in water pollution control and treatment, which often employs mechanical extrusion and filter screens that are easily clogged by fine sludge particles, this invention proposes the following solution: It includes a sludge receiving tank with a sludge inlet connected to its outer side and a sludge outlet connected to its bottom side, with a sealing cap installed at the outlet. This invention utilizes a combination of capillary water absorption and solar evaporation and condensation to achieve sludge-water separation, requiring no additional energy consumption, thus being energy-saving and environmentally friendly. A temperature-sensing self-cleaning structure effectively prevents clogging and reduces manual maintenance. Combined with a sealed heat collection chamber and an automatic bottom cleaning component, it achieves excellent dewatering effect and smooth sludge discharge, solving the problems of easy clogging, high energy consumption, and environmental pollution associated with traditional equipment in water pollution control and treatment.

The utility model discloses a cleaning and decontamination unmanned ship which comprises a main body, and a driving assembly used for driving the main body to move in any direction is arranged on the lower side of the main body. A lifting assembly is further arranged on the lower side of the main body, and a decontamination assembly is arranged at the output end of the lifting assembly; the decontamination assembly comprises a connecting plate, an ultrasonic vibration rod is mounted at the lower end of the connecting plate, and the bottom of the chemical pool is subjected to decontamination treatment through the ultrasonic vibration rod; the main body comprises a lower box body, an upper cover is fixed at an opening in the upper side of the lower box body, and an environment detector, a communication unit and a controller are arranged in the lower box body; a laser radar and a high-precision inertial navigation device are mounted on the upper side of the upper cover; an anti-collision ball is fixed on the outer side wall of the lower box body; a groove is formed in the outer wall of the bottom of the lower box body, and the main body part of the lifting assembly is installed in the groove. According to the chemical pool cleaning device, automatic, efficient and safe cleaning of a chemical pool in a polluted environment is achieved.

The utility model relates to the technical field of aluminium veneer production, specifically a kind of polishing equipment for aluminium veneer production, including machine body, the machine body surface slidingly connected with sliding block, the sliding block top is fixedly installed with telescopic cylinder, the telescopic cylinder surface is fixedly installed with moving block, the setting of through movable assembly, start control motor to drive the rotation of shaft, when shaft rotates will drive slide rod reciprocating sliding on its surface, when slide rod reciprocating sliding will drive telescopic plate to elongate and drive dust collection box and dust collection head up and down reciprocating swing by connecting rod, when slide rod slides still will pass through swing lever and resist fixed plate left and right swing, when fixed plate left and right swing will drive dust collection head left and right swing, to realize the effect of multi-angle dust removal, prevent dust accumulation influence polishing quality, prevent dust dispersion pollute environment and harm health, improve polishing quality, improve working environment and guarantee personnel health and lengthen equipment service life.

This invention discloses a gravity engine, comprising a rotor assembly and a gravity generating unit within the rotor. The rotor rotates clockwise, with the starting unit at the 1 o'clock position. At the 1 o'clock position, a motor drives a screw to push a gravity block to point B on the edge of the main wheel. The gravity block's own weight generates gravity, driving the main wheel to rotate. When the rotor reaches the 7 o'clock position, a unit motor drives a trapezoidal screw to rotate, retracting the gravity block to point A. Through continuous cyclical operation of each unit, rotational power is generated, resulting in continuous rotational power on the main shaft and continuous power output from the rotor shaft. Multiple rotors can be connected in parallel to increase the output power to meet the requirements of various application scenarios. The gravity engine of this invention can achieve stable power output without external energy input. It has advantages such as small footprint, simple structure, novel design, convenient operation, and no environmental pollution. It is safe, practical, and versatile, suitable for widespread application.

The utility model discloses an automobile metal part protection coating spraying structure belongs to metal part spraying technical field, and its technical scheme main points include the steady support, the top of steady support is hinged with auxiliary structure, the outside of auxiliary structure is hinged with conveying structure, the inside of steady support is hinged with spraying equipment body, the rear side of mounting bracket is hinged with the front side of servo motor, the front side of servo motor is hinged with the rear side of stabilizer bar, the outer wall of stabilizer bar is with the inner wall of moving block screw connection, the bottom of moving block is hinged with the top of connecting block, the bottom of connecting block is hinged with the top of fixed frame, in the spraying process of current automobile metal part, part spraying treatment is handheld operation stability poor, and it is easy to produce the shaking when spraying, and its difficultly stably even activity can lead to the uneven thickness of coating, and lack certain protective measures, and paint is easy to splash and pollute the environment.

The utility model relates to the technical field of metal smelting, and provides a metal smelting furnace which comprises a smelting furnace body and a circulating flue. A furnace cavity is formed in the smelting furnace body, a smoke outlet is formed in the top of the furnace cavity, a positioning frame is erected at the bottom of the furnace cavity, a smoke outlet is formed in the positioning frame, and a feeding assembly is installed at the top of the positioning frame. The circulating flue comprises an air draft structure, a smoke exhaust pipe, a connecting pipe and a smoke outlet pipe, the air draft structure is fixed to the smelting furnace body, an air draft fan is arranged in the air draft structure, the air draft structure is arranged between the smoke exhaust pipe and one end of the connecting pipe, the smoke exhaust pipe extends and is inserted into the smoke outlet, a heat insulation gap is formed in the connecting pipe, the other end of the connecting pipe communicates with the smoke outlet pipe, and the heat insulation gap is communicated with the smoke outlet pipe. The smoke outlet pipe extends and is inserted into the smoke outlet; the smelting furnace solves the problem that smoke dust and waste gas generated by an existing smelting furnace pollute the environment, and has the advantages of being simple in structure and low in manufacturing cost.

The utility model relates to the technical field of disinfection of garbage trucks, in particular to a disinfection device of a garbage truck, and solves the problems that in the prior art, the disinfection effect of the garbage truck is poor, and bacteria and odor cannot be inhibited. A disinfection device of a garbage truck comprises the garbage truck, the side face of the garbage truck is fixedly connected with a garbage can, the interior of the garbage can is slidably connected with a garbage can, the top of the garbage can is rotationally connected with a cover plate, the interior of the cover plate is provided with a disinfection mechanism, and the side face of the garbage can is communicated with a drainage pipe and fixedly connected with a bearing frame. A water storage mechanism is arranged between the bearing frame and the drainage pipe, a plurality of water leakage grooves are formed in the surface of the garbage can, and a plurality of sterilization lamps are fixedly connected to the inner side of the garbage can. According to the utility model, the safety of sewage storage is ensured, sewage is prevented from spilling out to pollute the environment, microorganisms on the surface and inside waste are effectively damaged, sanitation is maintained, and deterioration is prevented.

A kind of ash hopper ash accumulation blockage detection cleaning device. There is ash accumulation in evaporator ash hopper into ash block drop, block ash hopper discharge opening or block silo pump, need to stop equipment operation from time to time, open manhole door, disassemble silo pump and clean, it is easy to cause ash pollution environment. The utility model discloses a filter ash frame, left stirring rod and right stirring rod, the filter ash frame both ends are fixed on the link block, the link block is located in the insert cylinder, and spring is connected between the bottom of the link block and the insert cylinder;The left stirring rod is located in one side of the filter ash frame, and the end portion passes through the link block and is rotatably connected with the link block, and the right stirring rod is located in the other side of the filter ash frame, and the end portion passes through the link block and is rotatably connected with the link block. The utility model is used for ash hopper ash accumulation blockage detection cleaning.

The application discloses a bottom material, side material and accident material environment-friendly integrated type distribution system and a belt type roaster, and relates to the technical field of pellet roasting, wherein the distribution system comprises: a bottom material, side material and accident material device, which comprises: a chute; a guide chute, the front end of which is communicated with the lower end of the chute, the guide chute is arranged on a trolley and located between the side bands of the trolley, the upper end of the guide chute is closed, and the lower end is provided in an open manner; a distribution valve, which is arranged at the rear end of the guide chute, and gaps are respectively arranged between the distribution valve and the side walls of the guide chute; a first side material guide plate, one of which is arranged at each side of the rear end of the distribution valve, and the first side material guide plates are parallel to the side bands of the trolley; and a roller type distributor, which is arranged above the trolley, a material sliding plate is arranged on the lower side of the roller type distributor, and the lower end of the material sliding plate is vertically projected between the two first side material guide plates. The device provided by the application has a simple structure, can improve the flatness of the material surface of the trolley and the uniformity of the distribution, can quickly and accurately control the height of the accident material in the accident state, and can prevent the distribution from polluting the environment due to dust.