39results about How to "Not easy to attach" patented technology

The invention relates to a plate laser cutting platform and a laser cutting process, and relates to the technical field of laser cutting equipment.The plate laser cutting platform comprises a workbench and a laser cutting head arranged on the workbench, and the laser cutting head comprises a laser generator and a nozzle coaxially arranged at the bottom of the laser generator; a moving assembly for driving the laser cutting head to move in the X direction, the Y direction and the Z direction and a fixing assembly for fixing the special-shaped workpiece are arranged on the workbench, the laser cutting head is arranged towards the workbench, the laser cutting head is coaxially sleeved with a mounting cylinder, and four sets of baffles are rotationally arranged at the bottom of the mounting cylinder; the four groups of baffles are uniformly distributed at intervals along the circumference direction of the mounting cylinder, the four groups of baffles are in one-to-one correspondence with four side plates of the special-shaped workpiece, and gaps for metal chips generated by cutting to sputter outwards are reserved between the bottom sides of the baffles and the special-shaped workpiece. The special-shaped workpiece cutting device has the effects of being beneficial to cutting special-shaped workpieces, prolonging the service life of the nozzle and improving the cutting quality.

The invention relates to the technical field of high polymer materials, and provides a radiation refrigeration coating and a preparation method thereof.The radiation refrigeration coating is prepared from, by weight, 5-20 parts of heat reflection filler, 5-20 parts of heat radiation filler, 5-20 parts of common filler, 0.1-0.5 part of a thickening agent, 10-25 parts of aerogel paste, 0.25-0.75 part of a water repellent agent, 0.2-0.5 part of a defoaming agent, 0.3-1.5 parts of a dispersing agent, 0.1-0.3 part of a pH value regulator and 0.3-1 part of a sterilizing, anti-corrosion and anti-mildew agent, 0.1-0.5 part of a wetting agent, 25-40 parts of an acrylic emulsion, 1-2 parts of an anti-freezing agent, 2-4 parts of a coalescing agent and 15-30 parts of water; the functional coating with both high reflection and radiation refrigeration, provided by the invention, is remarkable in reflective insulation / radiation refrigeration effect, non-toxic, odorless, pollution-free and convenient to construct, and is an ideal decorative material.

The utility model discloses a photoelectrocatalysis sewage treater which comprises a cylinder body, an ultraviolet lamp is installed at the bottom end of an inner cavity of the cylinder body in a sealing mode, a cleaning piece is arranged outside the ultraviolet lamp in a sleeved mode, the cleaning piece can rotate through a motor, the motor is installed in an inner cavity of a protective shell, and the protective shell is installed at the top end of the cylinder body. The cleaning piece can be driven to rotate by starting the motor, the outer wall of the ultraviolet lamp can be cleaned, the protective shell can be used for installing the motor and can protect the driving assembly, compared with the prior art, the outer wall of the ultraviolet lamp can be cleaned, and the ultraviolet lamp can be conveniently cleaned. Sediments are not easy to adhere, and the irradiation effect of the ultraviolet lamp is not easy to influence, so that the catalytic effect of the photocatalytic part is not influenced.

A water supply and drainage engineering pipeline connecting device belongs to the technical field of building outer pipes and comprises an outer pipe, second flanges are arranged at the two ends of the outer pipe respectively, an inner pipe is sleeved with the outer pipe, a first flange is arranged at one end of the inner pipe, a plurality of connecting holes are formed in the first flange and the second flanges, and a rubber ring is fixedly installed at the other end of the inner pipe. A hollow cavity is formed among the rubber ring, the inner pipe and the outer pipe, the waterproof cloth is fixedly installed in the inner pipe, the waterproof cloth is cylindrical, and the middle of the waterproof cloth is tensioned. The waterproof cloth is simple in structure and ingenious in conception, the waterproof cloth has cloth flexibility, when the waterproof cloth is impacted by water, buffering and damping can be conducted, impact during falling can be reduced, and therefore noise is reduced, the waterproof cloth can deform after being impacted, and dirt is not prone to being attached to the surface; the middle of the waterproof cloth is tensioned to be rectangular, so that the flowing speed of water flowing along the inner surface is smaller when the water passes through, noise is further reduced, in addition, the hollow cavity can block noise transmission, actual requirements can be met, and the waterproof cloth is suitable for popularization.

The invention relates to the technical field of marine antifouling coatings, in particular to an organic-inorganic composite antifouling coating as well as a preparation method and application thereof. The antifouling paint comprises a component A and a component B in a weight ratio of (7-9): 1, and the component A comprises the following raw materials in parts by weight: 50-75 parts of hydroxyl organic silicon resin and 5-20 parts of an antifouling agent; the component B is prepared from the following raw materials in parts by weight: 10 to 30 parts of modified organic silicon resin, 20 to 80 parts of silica gel and 1 to 10 parts of auxiliaries; the hydroxyl organic silicon resin is dihydroxy-terminated silicone oil, and the content of hydroxyl in the hydroxyl organic silicon resin is 0.025-3wt%. The invention provides a low-surface-energy antifouling coating applied to a marine ship. The coating is provided with a low-surface-energy surface and a hydrogel surface which are uniformly staggered. The low-surface-energy antifouling coating is good in paint film elasticity, low in surface tension, good in impact resistance and high in scratch resistance, and the effective service life of the low-surface-energy antifouling coating is as long as seven years or above.

The invention belongs to the technical field of water resource collection and utilization, and particularly relates to green energy-saving rainstorm collection and storage and precise irrigation integrated equipment which comprises a collection and storage box, an extension collection assembly is mounted in the collection and storage box, and the extension collection assembly comprises extension plates symmetrically arranged at the top end in the collection and storage box; by expanding the collection range, more rainwater resources can be collected in the rainstorm period, so that the equipment can store more rainwater, the water level collected in the collection and storage box can be detected in time, and when the water level reaches a threshold value, the top opening of the collection and storage box is blocked; according to the rainwater collection box, overloading of the collection box caused by excessive collection of rainwater can be prevented, it is ensured that the collected rainwater is within a reasonable range, the closed extension plate can effectively block direct sunlight and air flow, evaporation loss of the rainwater is greatly reduced, it is ensured that the collected rainwater can be stored for a longer time, and a stable water source is provided for irrigation.

A pressure sensor is provided that prevents foreign matter from adhering to the gel material, thereby suppressing changes in the characteristics of the pressure sensor. The pressure sensor of the present invention includes: a housing (2, 3) having an opening (31); a pressure-sensitive element (4) disposed within the housing; a gel material (5) having waterproof properties and sealing the pressure-sensitive element within the housing; and a plurality of coating members (6) laid on the surface of the gel material, the plurality of coating members being non-adhesive and configured not to be bonded to each other.

The invention relates to the technical field of brighteners, and discloses an environment-friendly tire brightener and a preparation method thereof.The environment-friendly tire brightener is obtained by adding waterborne silicone oil, polyurethane emulsion, water, nano-zinc oxide modified imidazoline and modified polyurethane into a stirrer and stirring. Aminated zinc oxide and imidazole groups in nano-zinc oxide modified imidazoline have a better self-cleaning effect and can effectively remove oil stains on the surface of a tire, and a polyphenylene sulfide structure in the nano-zinc oxide modified imidazoline also has better oil resistance, so that the surface of the tire does not adsorb oil, and better brightness is kept; after the chloromethylated polyphenylene sulfide reacts with the intermediate 1, the substitution degree of the polyphenylene sulfide is improved, and the oil-resistant effect of the tire is further improved. The fluorine element in the modified polyurethane is introduced into the tire brightener and is applied to the surface of a tire, so that a smooth fluorine carbonization layer which is not easy to adhere to an object is formed on the surface of the tire, and the tire brightener has a better self-cleaning effect.

The invention relates to the technical field of tail gas treatment, and discloses a modified asphalt preparation tail gas treatment device which comprises a machine body, universal wheels are arranged at the bottom end of the machine body, a machine frame and a support are fixedly installed at the two ends of the top of the machine body respectively, and a waste gas barrel is fixedly installed on the support. A barrel cover is fixedly installed at the top end of the waste gas barrel through a fixing piece. According to the tail gas treatment device for preparing the modified asphalt, in order to better treat tail gas, the treatment assembly is arranged and matched with a fixing block, a water pump, a vertical pipe, a top end motor, a top end rotating shaft, a transmission part, a water spraying hole, a cross, a filtering barrel, an arc-shaped groove, a filtering plate and a handle, and dispersion particles (such as tar particles and smoke dust) in tail gas can be better separated out; the bottom plate, the infusion pump, the feeding pipe and the discharging pipe are matched to better collect treated products, and the draught fan, the gas inlet pipe and the gas outlet pipe are matched to better discharge the treated tail gas.

This invention relates to the field of mining environmental protection equipment technology, and more particularly to a separable mining carbon neutralization device. The separable mining carbon neutralization device provided by this invention solves the technical problem of poor operational stability in existing mining carbon neutralization devices. The separable mining carbon neutralization device includes a pre-stage component for separating carbon dioxide from gas, a post-stage component for adsorbing the carbon dioxide separated by the pre-stage component, and a gas pump. By setting a separation membrane to separate carbon dioxide from the gas, the gas entering the post-stage component has a higher carbon dioxide content and lower impurity content, which facilitates rapid adsorption of carbon dioxide by the adsorbent, thereby improving the stability of the mining carbon neutralization device during operation and increasing the gas treatment efficiency.

The invention discloses an anti-sticking breathable chemical fiber fabric and a processing technology, and relates to the technical field of textiles, the anti-sticking breathable chemical fiber fabric is characterized in that a plurality of first protrusions are arranged on the side, close to an outer layer, of an inner layer in an array mode, gaps between the adjacent first protrusions and the inner layer and the outer layer form first breathable spaces, gaps between the adjacent second protrusions and the inner layer form second breathable spaces, and the first breathable spaces and the second breathable spaces form second breathable spaces; a plurality of first air holes are formed in the inner layer in a penetrating mode and communicate with the first ventilation space and the second ventilation space, and a plurality of second air holes are formed in the outer layer in a penetrating mode and communicate with the first ventilation space. The fabric made of the spandex profiled fibers and the viscose fibers can timely absorb sweat generated by skin while ensuring certain air permeability, and the air circulation effect on the two sides of the fabric is enhanced through the first air holes, the second air holes, the first air spaces and the second air spaces which are communicated with one another; the second protrusions increase the gap between the fabric and the skin, so that the fabric is not prone to being attached to the surface of the skin when being worn.

The utility model discloses a crawler walking driving wheel which comprises a hub, a spoke, a rim, wheel teeth, a first mud cover and a second mud cover, the periphery of the hub is fixedly sleeved with the spoke, the periphery of the spoke is fixedly sleeved with the rim, the periphery of the rim is fixedly provided with a plurality of evenly distributed wheel teeth, and the wheel teeth are fixedly connected with the first mud cover and the second mud cover. The first mud cover and the second mud cover are symmetrically and fixedly arranged at the two opposite ends of the rim, fixedly connected with the rim and each in a horn shape with the small inside and the large outside. An annular groove with a trapezoidal section is defined between the outer walls of the first mud cover and the second mud cover and the outer wall of the rim, and the gear teeth are located in the annular groove. According to the utility model, the first mud cover and the second mud cover are used for carrying out mud protection on the wheel teeth of the wheel rim, the first mud cover and the second mud cover are horn-shaped with large outer parts and small inner parts, so that sludge is not easy to attach to the outer surfaces of the first mud cover and the second mud cover, the mud blocking effect is obvious, and the overall load is reduced at the same time.

The utility model discloses a double faced adhesive tape die movable clamping jig which comprises a control mechanism and clamping rods, the clamping rods are symmetrically arranged below the control mechanism, each clamping rod is of an L-shaped structure, the clamping rods move under the control of the control mechanism, and a cooling device is arranged on each clamping rod in a sleeved mode. The cooling plate is in contact with the two sides of the cutting die, the temperature of the cutting die is reduced through the cooling plate, the viscosity of a double-faced adhesive tape product is reduced, the double-faced adhesive tape product is not prone to being attached to the surface of the cutting die, the product quality is improved, and the problems that the double-faced adhesive tape product is prone to being attached to the surface of the die and the product quality is affected after being punched in the background technology are solved.

The invention discloses a super-hydrophobic anti-icing coating based on fluorinated silicone rubber and a preparation method of the super-hydrophobic anti-icing coating. The super-hydrophobic anti-icing coating comprises a colloidal material, a nanoparticle solvent, a curing agent and a catalyst in a mass ratio of (116-169): (116-152): (5-15): (2-4), the colloid material comprises nanoparticles A, fluorosilicone oil, silicone oil, a solvent A and an auxiliary agent A in a mass ratio of (22-33): (40-50): (10-20): (40-60): (4-6); and the nano split solvent comprises nano particles B, an auxiliary agent B and a composite solvent in a mass ratio of (12-24): (4-8): (100-120). Through an organic-inorganic hybridization technology, hydrophobic and modified filler parts in the raw materials are organically combined with a polymer matrix, the hydrophobic performance is optimized, and a hydrophobic surface is formed by a single component; through the processes of dispersing by combining an auxiliary agent with a solvent and the like, effective dispersion and combination of nano particles and a matrix are realized, and the combination effect of the coating nano filler and the matrix is improved; the adhesive force of the coating is 0 grade, the impact resistance is 45-50 kg.cm, the contact angle is larger than 150 degrees, the tangential ice adhesion strength is lower than 50 kPa, and the icing time is effectively prolonged to be larger than 80 min.

The operation panel comprises a panel body, a cantilever and an operation key, the panel body is vertically arranged and provided with a first side and a second side which are opposite in the thickness direction of the panel body, the panel body is provided with a counter bore extending from the first side to the second side, the bottom wall face of the counter bore is provided with a through hole, and the through hole is communicated with the cantilever. The cantilever extends downwards from the top face of the counter bore, one end of the operation key is connected with the free end of the cantilever, the other end of the operation key extends towards the second side of the panel body and penetrates through the through hole, and the operation key is located below the cantilever. According to the operation panel, the risk that water enters the operation panel can be reduced, and the service life of the operation panel and the service life of an appliance provided with the operation panel are guaranteed.

The invention discloses a flow guiding, liquid collecting and anti-scouring metal hose and a mounting method and application thereof, and belongs to the technical field of metal hoses, the flow guiding, liquid collecting and anti-scouring metal hose comprises an integrated hose, the integrated hose is composed of a corrugated pipe section in the middle and connector sections at the two ends, and a metal woven belt is arranged outside the corrugated pipe section; a guide cylinder and a liquid collecting cylinder are arranged at the bottom end of the interior of the integrated hose, the liquid collecting cylinder abuts against the lower end of the guide cylinder, joint sections at the two ends of the integrated hose are fixedly connected with annular first gaskets, and the first gaskets and the integrated hose are integrally formed; the integrated hose comprises an inner polytetrafluoroethylene pipe layer and an outer metal pipe layer. By arranging the integrated hose and the first gasket which are integrated, the anti-erosion corrosion and anti-vibration effects of the metal hose are effectively improved; due to the multi-layer structure, the integrated hose has the effects of high strength, erosion corrosion resistance, vibration resistance and good heat preservation; and the modularized guide cylinder and the liquid collecting cylinder are simple to disassemble and assemble, so that the maintenance cost is reduced.

The utility model discloses a material guiding device for washed and filtered rare earth carbonate, which is used for receiving the rare earth carbonate from a washing conveyor, the washing conveyor comprises a conveyor belt and a roller for driving the conveyor belt, the material guiding device comprises a material guiding cylinder, a heating assembly and a plurality of vibration motors, the top of the material guiding cylinder is open, and the heating assembly is arranged on the material guiding cylinder. A scraping plate which is parallel to and close to one side edge of the opening is installed in the opening, the scraping plate is used for abutting against the bottom of the roller on the output side of the washing conveyor, an excess material collecting space is formed between the side edge and the scraping plate, and the heating assembly is suitable for conducting constant-temperature heating on the material guiding barrel. And the plurality of vibration motors are suitable for enabling the side wall of the material guide cylinder to vibrate regularly. When rare earth carbonate is output to the material guiding device from the washing conveyor, the rare earth carbonate is not prone to being scattered outwards, and the rare earth carbonate is also not prone to being attached to the inner wall of the material guiding barrel.

This utility model discloses a double-sided coating equipment for battery cells, relating to the field of battery manufacturing technology. It includes a main body, a vacuum reaction chamber disposed inside the main body, and a conveying mechanism for transporting battery cells. The equipment is characterized by having at least one cleaning nozzle at both the top and bottom of the inner wall of the vacuum reaction chamber. Each cleaning nozzle is a rotatable vortex nozzle with its jet direction facing the inner wall surface of the vacuum reaction chamber. The cleaning nozzle is connected to an external gas source via a gas pipeline penetrating the wall of the vacuum reaction chamber. This application achieves efficient and automated cleaning of the inner wall of the vacuum reaction chamber through the combination of rotatable vortex nozzles at the top and bottom of the vacuum reaction chamber with a pulse control valve, and a dust removal device connected to the dust outlet at the bottom of the chamber. This effectively removes deposited dust and promptly removes any raised dust to prevent secondary pollution, thereby significantly improving the coating quality and yield of the battery cells.

The dust bag and the base station having the same provided by the application comprise a dust bag body, a cover and a switching piece. The cover is movably connected to the dust bag body. The switching piece is connected to the cover and the dust bag body, and is used to switch the dust bag between an open state and a closed state. The dust bag body is provided with an opening. The cover is used to avoid at least part of the opening in the open state, so that the internal space of the dust bag is communicated with the outside. In addition, the cover is also used to completely shield the opening in the closed state, so that the internal space of the dust bag is isolated from the outside. The application is convenient to clean the garbage in the dust bag, and the hands are not easy to be dirty, thereby improving the user experience.

The utility model discloses a catalytic denitration reaction device which comprises a reaction main body, a smoke exhaust pipe is fixed at the bottom of the surface of one side of the reaction main body, a connecting pipe is mounted at the top of the reaction main body, a smoke inlet pipe is fixed at one side of the bottom of the connecting pipe, and a first functional component is arranged in the smoke exhaust pipe; through the designed first functional assembly, a worker can conveniently check the quality of smoke exhausted through the smoke exhaust pipe at regular intervals, the worker can judge the smoke treatment effect of the catalytic denitration reaction device according to the quality of impurities attached to the surface of the filter yarn sheet, operation is convenient and fast, functionality is improved, and practicability is good; through the designed second functional assembly, the situation that the interior of the smoke inlet pipe is blocked by impurities is conveniently avoided, dust is not prone to being attached to the inner wall of the smoke inlet pipe, meanwhile, the conveying efficiency of the smoke inlet pipe is conveniently improved, and the practical effect is good.

The invention relates to the technical field of coatings, and discloses an antibacterial and anti-adhesion ceramic coating and a preparation method thereof.The antibacterial and anti-adhesion ceramic coating is obtained by adding nano ceramic particles, phosphorus-containing quaternary ammonium salt modified sulfaguanidine, a fluorine-containing flame retardant, acrylic resin, a flatting agent BYK-306 and a diluent butyl acetate into a stirrer and stirring. Phosphorus element and guanidyl in the phosphorus-containing quaternary ammonium salt modified sulfaguanidine and the fluorine-containing flame retardant have a good flame retardant effect, and the quaternary ammonium salt has a good antibacterial effect. The quaternary ammonium salt group also has a better anti-adhesion effect, and fluorine is introduced into the quaternary ammonium salt group, so that a smooth fluorine carbonization layer which is not easy to adhere to an object can be formed on the surface of the quaternary ammonium salt group, and therefore, the quaternary ammonium salt group also has a better anti-adhesion effect.

This utility model discloses a magnetic coupling shearing device, including a culture bag, which is a transparent sterile plastic bag with a sealed opening to ensure a sterile internal environment. Inside the culture bag are ginseng adventitious roots and an internal shearing seat. The internal shearing seat is covered with a corrosion-resistant film and contains a magnetic element. The internal shearing seat has multiple arc-shaped blades, each with its cutting edge facing away from the internal shearing seat and forming a 90° angle with the surface of the internal shearing seat. The arc-shaped blades are staggered, forming a mesh pattern. An external shearing seat is fitted outside the culture bag, also containing a magnetic element and a magnetic force adjustment mechanism. This mechanism adjusts the magnetic force intensity. The arc-shaped blades on the internal shearing seat and the end face of the external shearing seat are attracted and abutted by the magnetic force of their internal magnetic components.

The application provides a dynamic submarine cable counterweight device, comprising a metal counterweight, the metal counterweight is in a segmented structure along a set direction and comprises a plurality of counterweight segments, any two adjacent counterweight segments are detachably fixedly connected, any two adjacent counterweight segments are formed with an accommodating cavity, and the accommodating cavity has an opening for seawater to enter and exit, wherein at least part of the accommodating cavity is provided with an anode block, and the anode block is in conductive contact with the counterweight segment. The dynamic submarine cable counterweight device provided by the application not only gradually offsets the weight of marine organisms attached to the anode block by using the corrosion and sacrifice consumption of the anode block, reduces the influence of marine organisms on the weight of the counterweight block, reduces the risk of linear change of the dynamic submarine cable, but also can flexibly adjust the counterweight of the counterweight device by adjusting the number of counterweight segments, so that the configuration and adjustment of the counterweight device are simple and convenient, and the anode block is accommodated in the accommodating cavity, so that marine organisms are not easy to attach to the anode block, which helps to ensure the controllable corrosion of the anode block.

The utility model relates to the technical field of potato processing devices, in particular to an oil spraying device of a fryer, which comprises hanging plates arranged on two sides of an inlet of the fryer, Teflon coatings are arranged on the surfaces of the hanging plates, and the bottom ends of the hanging plates are arranged close to a chain of the fryer. A spraying pipe is fixed on the hanging plate, one end of the spraying pipe is closed, a structure for spraying oil to the inner side surface of the hanging plate is arranged at the position corresponding to the hanging plate, and the other end of the spraying pipe is connected with an oil supply device. When the oil spraying device of the fryer is used, once oil spots and powder coating slurry splash, the oil spots and the powder coating slurry are blocked by the hanging plates on the two sides of an inlet of the fryer firstly, the spraying structure washes the hanging plates, and the surfaces of the hanging plates are provided with Teflon coatings, so that the oil spots and the powder coating slurry are not prone to being attached to the surfaces, and therefore the oil spraying device of the fryer is convenient to use. And the flour-coated slurry is not easy to fall off, so that the situation that the splashing slurry is attached to the surface of the inner wall of the fryer, scabs after long-time frying and falls off to cause foreign matters in products can be prevented.

The utility model provides an industrial wastewater flocculent precipitation device, which relates to the technical field of wastewater treatment and comprises a purification box, a water outlet is mounted on one side of the purification box, a mounting cavity is mounted above one side of the purification box, a moving mechanism is arranged in the mounting cavity, and a stirring mechanism is arranged in the purification box; a stirring mechanism is arranged in the purification box, a mounting plate, a mounting frame, a first servo motor, a rotating shaft, a stirring shaft, a mounting groove, a side plate, a rotating wheel and an impeller of the stirring mechanism are matched with one another, the stirring shaft can be used for stirring industrial wastewater and a flocculating agent, and at the moment, water flow impacts the impeller, so that the impeller rotates; an impeller is used for carrying out secondary stirring treatment on a flocculating agent and industrial wastewater, so that the stirring effect of the flocculating agent and the industrial wastewater is better, and the practicability of the device in use is greatly improved.

The utility model relates to the technical field of internal mixer accessories, in particular to an internal mixer feeding device which comprises a feeding pipe, a feeding port is formed in the feeding pipe, one end of the feeding pipe is closed to form a closed end, a discharging port is formed in the other end of the feeding pipe, and a center rod capable of rotating relative to the feeding pipe is arranged in the feeding pipe. A stirring body is arranged on the central rod in the circumferential direction, the feeding pipe is obliquely arranged, the height of the closed end is larger than that of the discharging port, and the feeding port is arranged close to the closed end; the end, close to the closed end, of the center rod penetrates through the closed end to be rotationally connected with the closed end, the center rod is a hollow pipe, the end, close to the discharging port, of the center rod is closed, the other end of the center rod is rotationally connected with a bypass pipe, and the bypass pipe is connected with the feeding pipe. An air outlet hole communicated with the interior of the center rod is formed in the center rod in the axial direction; a motor used for driving the center rod to rotate is installed on the feeding pipe or the bypass pipe. Raw materials of the structure are not prone to being attached to the center rod.

The utility model relates to the technical field of pipeline desilting, and discloses a water conservancy pipeline desilting device which comprises a water inlet pipe, a water outlet pipe is fixedly installed on the outer side of the water inlet pipe, a deposition pipe is fixedly installed on the outer side of the water outlet pipe, a cleaning mechanism is arranged in the water inlet pipe, and the cleaning mechanism comprises a water inlet pipe, a water outlet pipe and a water outlet pipe. And a cross ring is fixedly mounted in the water inlet pipe, a rotating shaft is rotationally mounted in the cross ring, and a turbine is fixedly mounted on the outer side of the rotating shaft. According to the water conservancy pipeline desilting device, in order to prevent sludge from being deposited and blocking a pipeline, the cleaning mechanism is arranged and matched with a rotating shaft, a turbine and a scraping plate, so that sludge attached to the pipeline is scraped off, impurities in water flow are not prone to being attached to the pipeline, and then the water conservancy pipeline desilting device is matched with a reservoir, a high-pressure round pipe and a nozzle, so that the turbine and the scraping plate are further cleaned; therefore, the flow speed of water flow in the pipeline is accelerated, and the pipeline is better prevented from being blocked by sludge deposition.

The present invention relates to a dust removal device and method for a coal-fired power plant SCR ammonia escape measurement instrument, and belongs to the technical field of flue gas treatment and energy conservation and emission reduction in coal-fired power plants. At present, due to the adsorption of ammonia by aggregated ash, the problem of poor representativeness of sample gas and poor reliability of ammonia escape rate measurement meters cannot be solved. The present invention includes a sampling and exhaust pipe and an ammonia detection host, and is characterized in that it also includes an air intake connecting pipe, a separation tee, a collecting and distributing ash hopper and a vertical steering pipe. The separation tee is a T-shaped structure, and the three flow ports of the separation tee are respectively connected to the air intake connecting pipe, the collecting and distributing ash hopper and the vertical steering pipe. Among the three flow ports of the separation tee, the axis of the flow port for connecting the air intake connecting pipe and the axis of the flow port for connecting the collecting and distributing ash hopper are in the same direction, and the vertical steering pipe is connected to the other end of the sampling and exhaust pipe. The present invention solves the problem of ash adsorption of ammonia in the sample gas, ensures the authenticity of the sample gas, and improves the accuracy and reliability of ammonia escape rate measurement.

A circulating fluidized bed hood comprises an outer cover and an air pipe, the air pipe is connected with the outer cover and protrudes relative to the outer cover so that at least part of the air pipe can be located outside the outer cover, an inner cavity is formed in the outer cover and communicated with the air pipe, and air holes are formed in the side face of the outer cover and communicated with the inner cavity. The surfaces of parts, in contact with airflow, on the flowing path from the air pipe to the air holes are all covered with enamel layers, so that the airflow can be prevented from entering the air chamber from the air cap, residues carried by the airflow from the air holes can be reduced, the risk that the air cap is blocked is reduced, furnace shutdown accidents are reduced, the labor cost of manual removal is reduced, and the production efficiency is improved. The flow guide structure can reduce the resistance of airflow entering the circulating fluidized bed from the air chamber, and the efficiency of the fan is improved.

The invention relates to the technical field of mining environmental protection equipment, in particular to separable mining carbon neutralization equipment. The separable mining carbon neutralization equipment provided by the invention solves the technical problem of poor operation stability of mining carbon neutralization equipment in the prior art. Separable mining carbon neutralization equipment comprises a front-stage assembly, a rear-stage assembly and an air pump, wherein the front-stage assembly is used for separating carbon dioxide in gas, and the rear-stage assembly is used for carrying out adsorption treatment on the carbon dioxide separated by the front-stage assembly; the separation membrane is arranged and used for separating carbon dioxide in gas, so that the content of carbon dioxide in the gas entering the rear-stage assembly is higher, the content of impurities in the gas entering the rear-stage assembly is low, and the adsorbent can quickly adsorb carbon dioxide; therefore, the stability of the mining carbon neutralization equipment in the working process is improved, and the gas treatment efficiency is improved.