51results about How to "Protect the air environment" patented technology

The invention relates to an intelligent municipal drainage device. The intelligent municipal drainage device comprises a drainage port and a cover, and permanent magnet pieces are embedded into the cover plate; guiding sliding grooves are rotatably and symmetrically formed in the periphery of the drainage port; drive rods are connected between the guiding sliding grooves and the cover plate; control cavities communicated with the external world are further formed in the periphery of the drainage port and internally provided with control strips, one end of each control strip is fixedly connected with the corresponding control cavity, and the other end of each control strip is fixedly connected with one permanent magnet starting block; the permanent magnet starting blocks and the permanent magnet pieces are repulsively homopolar; the control strips are made from water-absorption expanding materials and can expand in the radial direction of the drainage port after absorbing water. The drainage device is novel in structure and unique in principle, the drainage port can be intelligently opened and closed, water drainage can be guaranteed, garbage accumulation can be prevented, blocking,and rotting and peculiar smell generating of the drainage port are effectively avoided, and the environments of municipal roads and plazas are effectively improved.

The invention discloses a powdery kieselguhr foamer, wherein the essential of the technical scheme is as follows: the powdery kieselguhr foamer is composed of dried kieselguhr, high-viscosity attapulgite clay powder, sodium dodecyl sulphate, sodium percarbonate, sodium polyacrylate, sodium pyrophosphate and sodium naphthaldehyde sulfonate. The powdery kieselguhr foamer finished product is obtained by stirring, grinding and packaging the ingredients of the powdery kieselguhr foamer. The powdery kieselguhr foamer has the advantages of being strong in foaming capacity, high in foaming times, high in foam production amount per unit volume, good in the toughness of foam outer membranes with low possibility of breaking, good in foam stability, unable to defoam for a long time, fine in foam, uniform in the size of the holes generated in a medium, low in bleeding amount, good in the compatibility of the used medium, and the like. The products produced by virtue of the powdery kieselguhr foamer are capable of effectively controlling noise pollution, and have the functions of insulating heat and purifying air; and the powdery kieselguhr foamer is suitable for producing light-weight boards, light-weight wall bodies as well as silencing and noise-reducing products.

The invention discloses a cotton kneading machine for processing super-soft cotton yarn. The cotton kneading machine comprises a bottom plate, wherein a dustproof cover is arranged on the outer wall of the top of the bottom plate, an L-shaped plate is welded to one end of the outer wall of the top of the bottom plate, a rotating rod is inserted into the outer wall of the top of the L-shaped plate through a bearing, the rotating rod is sleeved with connecting plates distributed at equal intervals through an eccentric bearing, a pressing plate is welded to the outer wall of one side of each connecting plate, a mounting plate is welded to the outer wall of one side of the L-shaped plate, a first servo motor is mounted on the outer wall of one side of the mounting plate, an output shaft of the first servo motor is in transmission connection with a rotating rod through a first belt mechanism, and a supporting plate is welded to the other end of the outer wall of the top of the bottom plate. When the cotton kneading machine is in use, batting can be laid on a storage plate, a second servo motor drives a lead screw to rotate, so that the batting on the storage plate makes contact with the bottom of the pressing plate, the first servo motor drives the pressing plate to conduct cotton kneading processing, multiple pieces of batting can be processed at the same time, and the processing efficiency is improved.

The invention discloses a vacuum washing rotary classification garbage can with a vegetable washing pool on top. The garbage can comprises a box body. A sealing door is arranged on the lower part of the box body. The vegetable washing pool is arranged on the top of the box body. A water discharge pipe, a throwing opening and a throwing door are arranged at the bottom of the vegetable washing pool.A washing mechanism is arranged in the box body. A discharge port is arranged on the lower part of the interior of the box body. A plurality of isolation hoppers are arranged on the part, between thethrowing door and the discharge port, of the box body. The interior of the box body is divided into a plurality of cavities which are arranged vertically. Each cavity is connected with a vacuuming mechanism independently. An isolation door is arranged at the bottom of each isolation hopper. A slant classification pipe is in butt joint with the lower part of the discharge port. On the premise thatthe size of the garbage can is not changed, the internal space of the garbage can is made full use of; more storage barrels are arranged to meet the requirement for classification of various garbage;the vegetable washing pool is used in combination with a garbage can body, the space is made full use of reasonably, the problem that in the prior art, when a user opens a garbage can cover and throws garbage into the garbage can, the smell of the garbage inside goes upwards and spreads outwards is solved, and the indoor air environment is protected.

The invention discloses a chemical transport vehicle. The chemical transport vehicle comprises a closed carriage and a vehicle head, wherein an isolation area is arranged between the closed carriage and the vehicle head, hooks are fixedly connected inside the isolation area, a ceramic anti-explosion net is arranged on the side face, close to the vehicle head, inside the isolation area, and front wheels are installed at the bottom of the vehicle head. The chemical transport vehicle is provided with the isolation area, the ceramic anti-explosion net, a sponge body, water seepage holes, a liquidcollecting tank, an exhaust fan and a gas purifying box, a cab of the vehicle head is away from the carriage, when the closed carriage is fired or exploded, the safety of the vehicle head is effectively protected in cooperation with the ceramic anti-explosion net, leaked liquid is absorbed and collected in time, and it is avoided that the liquid is leaked out of the vehicle to pollute on the environment; air of the closed carriage is changed through the exhaust fan, gas is subjected to secondary purification through the gas purifying box, toxic gas in air is effectively removed, and the chemical transport vehicle is suitable for different working conditions, and brings better application prospects.

The invention belongs to the technical field of computer hardware and particularly provides a computer mainframe with an air purifier and an alarm apparatus. The computer mainframe comprises a computer mainframe body, wherein the air purifier is arranged in the middle of the right side of the computer mainframe body, the air quality alarm apparatus is arranged at the lower portion of a front panel of the computer mainframe body, and the problem that an existing computer mainframe is not provided with the air purifier and the alarm apparatus is solved. By means of the computer mainframe, the air quality surrounding people is monitored, air quality is improved, surrounding air environment is protected, body health of the people is facilitated, and the working efficiency and living quality of the people are improved.

The invention relates to the field of construction material recycling, and provides a sand production line waste treatment system. The sand production line waste treatment system comprises a sand machine and a dust recovery system; and the dust recovery system comprises a dust removing machine, a dust sucking pipe, a dust concentration sensor, a solid-liquid separator and a PLC. A sand productionline waste treatment method comprises the steps of grinding of wastes as sand, separation of dust in a pool, drying of the separated dust and centralized treatment. The sand production line waste treatment system has the following beneficial effects: sand wastes of a sand production line are grinded as the sand in a centralized manner, and the sand and the dust of the sand production line are treated in a centralized manner to realize recycling of raw materials, so that the construction garbage is reduced, the air environment around engineering lands is protected, and the human breathing health is protected.

The invention discloses a dust suction structure for an artware polishing device. The dust suction structure comprises a base, wherein two supporting plates are fixedly connected to the upper side wall of the base, the upper side walls of the two supporting plates are jointly connected with a top plate, a mounting plate is fixedly connected to the side wall of one supporting plate, and a motor isfixedly connected to the upper side wall of the mounting plate. A grinding disc is fixedly connected to an output shaft of the motor, a placement base is fixedly connected to the upper wall of the base, the mounting plate is fixedly connected to the upper side wall of the placement base, an electric telescopic rod is fixedly connected to the side wall of the mounting plate, a clamping piece is fixedly connected to the telescopic end of the electric telescopic rod, and a dust suction mechanism is arranged at the upper end of the base and comprises a sound receiving box fixedly connected to theside wall of the top plate. According to the dust suction structure, dust can be prevented from floating in the air, and the air environment in the space is guaranteed; and meanwhile, the dust is prevented from being inhaled by workers, so that the health of the workers is guaranteed.

The invention discloses an environment design model grinding device, and belongs to the field of grinding. The environment design model grinding device comprises a handheld grinding machine body, wherein an output shaft of the handheld grinding machine body is connected to a grinding disc, and the grinding disc is of a hollow structure. According to the scheme, rough grinding particles and fine grinding particles are arranged to achieve the two grinding effects of rough grinding and fine grinding; the rough grinding particles are recessed and protruded through the attraction force and the repulsive force of a magnetic adjusting part on the rough grinding particles, and the protruded rough grinding particles conduct rough grinding on a model; the concave rough grinding particles and the fine grinding particles jointly conduct fine grinding on a model, so that the grinding effect is effectively improved, abrasion of the coarse grinding particles and the fine grinding particles is delayed, and the grinding device is more durable; water is added into the grinding disc, and the centrifugal force during rotation and the absorption effect of capillary water tubes are used for achieving grinding and watering at the same time, so that raised dust generated during grinding is effectively reduced, the health of people is protected, and the air environment is also protected.

The invention discloses an oil-removing and slag-skimming device for sewage treatment. The device comprises a sewage pool, a first partition plate and a second partition plate which are distributed ina horizontal structure are welded on the inner wall of the bottom of the sewage pool, the first partition plate is positioned between the side inner wall of the sewage pool and the side outer wall ofthe second partition plate, a precipitation cavity is defined by the side inner wall of the sewage pool, the bottom inner wall of the sewage pool and the side outer wall of the first partition plate,an oil filtering cavity is defined by the bottom inner wall of the sewage pool, the side inner wall of the first partition plate and the side outer wall of the second partition plate, a drainage cavity is formed between the bottom inner wall of the sewage pool and the side surface inner wall of the second partition plate and a sludge discharge pipe, a water inlet pipe, an oil outlet pipe and a water discharge pipe are inserted into the positions, close to the bottom and the top, of the outer wall of the side face of the sewage pool correspondingly. Sewage in the device sequentially enters allthe cavities through the gravity of the sewage, the purpose of oil removal and skimming is achieved through different densities of waste oil, sewage and residues, and the device is simple in overallstructure.

The invention discloses a casting machinery waste gas treatment system which mainly comprises two tank bodies, a guide-in pipe, a gas delivery pipe, a gas outlet main pipe, a roots pump and a reflux pump, wherein the adjacent bottoms of the two tank bodies are communicated; the guide-in pipe is arranged between the two tank bodies; one side at the upper end of the guide-in pipe is connected with the gas delivery pipe; the other side at the upper end of the guide-in pipe is connected with a liquid delivery pipe; the other end of the liquid delivery pipe is connected with the roots pump; each of the upper ends of the two tank bodies is provided with a gas outlet branch pipe; the two gas outlet branch pipes are congregated into the gas outlet main pipe; three filtering screens are arranged in the guide-in pipe. The casting machinery waste gas treatment system is simple in structure, is low in production cost, and has the effects of filtering and treating casting waste gas so as to protect the environment, in particular to the air environment.

The invention relates to the technical field of quartz sand dust removal, in particular to a spraying dust removal device of a quartz sand crusher. The spraying dust removal device comprises a crusher shell, the top of the crusher shell is provided with a feeding port, one end of the feeding port is fixedly connected with a sand containing cavity, the side surface of the sand containing cavity is provided with a water containing cavity, the bottom of the water containing cavity is provided with a pump containing cavity, the inside of the pump containing cavity is fixedly connected with a water pumping pump, and one end of a water outlet is fixedly connected with a bent pipe; and one end of the bend pipe is provided with an atomization nozzle, the side surface of the crusher shell is provided with a water level display pipe, a spraying device is arranged at the position of a quartz sand crushing device, quartz sand dust is reduced through atomized water vapor, the bend pipe comprising connecting pipes connected with one another is adopted, the bend pipe can be bent according to the requirement for spraying atomized water, and the water level display pipe capable of displaying the water level in the water containing cavity is arranged beside the water containing cavity, so that the water level in the water containing cavity can be observed conveniently, and water can be added in time to perform atomization and dust removal on the quartz sand powder.

A factory volatile organic compound gas removing device belongs to the field of environmental protection for treating atmospheric pollution. The device is composed of a solar panel, a storage battery,an air adsorption filter, an air combustion dryer, an air compressor, a molecular sieve oxygen enricher, a high-voltage discharge oxidizer, a programmable controller, a control valve and the like. The harmful or irritant volatile organic compound gas in factories and atmosphere, is treated by the device, and then is removed by adsorption, or removed by combustion, or decomposed into CO2, H2O andthe like, so that the air is purified, the environment is protected, and the health of human bodies is guaranteed.