35results about How to "Avoid Hazardous Situations" patented technology

The invention discloses a double-sided heating atomizing core, an atomizer and electronic cigarette. The electronic cigarette comprises an electronic cigarette body; a heating assembly is arranged in the center of the electronic cigarette body; an atomizing assembly is arranged outside the heating element; an oil reservoir assembly is arranged between the atomizing assembly and the electronic cigarette body; a suction nozzle is arranged in the upper portion of the electronic cigarette body; and a first air outlet is formed in the suction nozzle. The electronic cigarette has the beneficial effect that the heating assembly and an atomizer assembly of the electronic cigarette are integrated. The heating assembly can atomize and heat the tobacco tar and plant powder to improve the heating efficiency of the electronic cigarette and the using efficiency of the tobacco tar. The atomizer assembly can store the natural plant powder, then the plant powder is heated and atomized by the heating assembly after being soaked in tobacco tar basic liquid, so that a user absorbs the natural and pure aroma.

The invention relates to the technical field of air purifying and provides an air purifying system. The air purifying system overcomes the defects that an air purifying system in the prior art has the general defects of being poor in air purifying effect, high in side effect, low in intelligent degree, poor in use comfort of a user and the like. The air purifying system comprises an air purifier (4) fixedly arranged on the outer side of the wall of a room (3), an air supplying pipeline (5) communicated with an air outlet of the air purifier (4), an air pump (2) and an exhaust pipeline (1) communicated with an air sucking opening of the air pump (2). The air supplying pipeline (5) penetrates through and is fixed to the upper middle of the wall of the room (3), and the exhaust pipeline (1) penetrates through and is fixed to the lower portion of the wall of the room (3). Due to the structural layout arrangement of the air purifying system, all air in the room can be replaced within a short time when the air purifier and the air pump are started, and residual unpurified air cannot remain.

The invention provides a laser preparing method of porous magnesium alloy for living organisms. The laser preparing method comprises the following steps: S1, premixing magnesium alloy powder and copper powder by a ratio, and carrying out full mixing through after-treatment operation to obtain mixed powder; S2, carrying out surface treatment on magnesium alloy blocks; S3, setting a processing trackand the processing parameters of a laser unit according to the porosity requirements of the porous magnesium alloy needing to be prepared; and S4, carrying out laser additive processing on the magnesium alloy blocks by the laser unit according to the processing track in the step S3 to prepare the required porous magnesium alloy. By optimizing technical parameters, the porous magnesium alloy whichhas both main holes and tiny holes and at the same time has no toxic and harmful substance residues can be obtained, the method is not limited by moulds, does not need vacuum casting and can be applied to building and medicine industry, and the service life of products is greatly prolonged.

The invention relates to the field of adhesives, in particular to a silane modified polyurethane adhesive for a bottom layer material of a plastic runway and a preparation method and application of the silane modified polyurethane adhesive. The silane modified polyurethane adhesive is prepared from the following raw materials in parts by weight: 90 to 110 parts of polyether polyol, 20 to 30 partsof isocyanate silane, 0.1 to 1 part of an antioxidant, 0.01 to 0.05 part of a catalyst and 0.1 to 0.5 part of a stabilizer. The silane modified polyurethane adhesive has the advantages of being environmentally friendly, good in storage stability, low in viscosity, easy to construct and free of foaming after construction forming.

The invention discloses an environment-friendly ink formula special for markers and a preparation method thereof, and belongs to the technical field of ink. The raw materials comprise, in parts by weight, 20-30 parts of epoxy resin, 20-30 parts of 2-ethylhexyl acrylate, 5-10 parts of a natural organic pigment, 3-5 parts of a greasy leveling agent, 3-5 parts of a water-soluble organic solvent, 1-3parts of a pseudoplasticity imparting agent, 3-5 parts of a modified wetting dispersant and 3-5 parts of deionized water. According to the preparation method, natural pigments can be used for replacing synthetic coloring agents; the purpose of environmental protection is achieved; natural pigments are used, so that environment pollution is avoided, and excellent environment protection effect is achieved; base material refining is carried out, the modified dispersant is added into the ink, so that pigments are fully dispersed in the base material, the coloring effect is enhanced, ink coloringeffect is improved greatly, in using process of the markers, color is uniform, and the color is bright.

The invention discloses a cleaning and corrosion-preventing robot for an inner wall of a variable-diameter pipeline and a using method. The robot comprises a center rack, a pipeline inner wall cleaning assembly, a walking assembly and a pipeline inner wall preservative liquid spraying assembly which are sequentially arranged on the center rack from front to back. The method comprises the steps of: feeding the whole robot into a pipeline, making the walking assembly and the pipeline inner wall cleaning assembly in full contact with the inner wall of the pipeline, firstly starting the pipeline inner wall cleaning assembly, then starting the walking assembly, and making the whole robot to advance forwards at a constant speed in the length direction of the pipeline; when the pipeline inner wall preservative liquid spraying assembly moves to the cleaning starting position, starting the pipeline inner wall preservative liquid spraying assembly, and along with continuous forward movement of the robot, continuously carrying out cleaning and preservative liquid spraying operation on the inner wall of the pipeline; and when the robot moves to the variable-diameter position of the pipeline, if the inner diameter of the pipeline is increased, increasing the radial size of the pipeline inner wall cleaning assembly and the radial size of the walking assembly, and vice versa until cleaning of the inner wall of the variable-diameter pipeline and spraying of preservative liquid are completed.

The present invention discloses a glassware rotating support for laboratory analysis. The glassware rotating support for laboratory analysis comprises a base, the bottom of the base is fixedly connected with an anti-skid pad, a fixed suction cup is fixedly installed at the bottom of the base, the top of the right side of the base is fixedly connected with a supporting plate, and an inner groove is formed in the left side of the supporting plate; and moving grooves are formed in the two sides of the inner wall of the inner groove. According to the glassware rotating support for laboratory analysis, a transmission device drives a rotating shaft to rotate, then a bottom rotating disc is driven, the bottom rotating disc drives a top rotating disc through a rotating belt, the rotating belt drives a moving column to move left and right in a limiting hole of a moving plate, and then the moving plate moves up and down; and the moving plate drives the fixed frame on the surface to move up and down, and then the height of the support is adjusted, so that the overall fixed height is conveniently adjusted according to the use requirement, the operation difficulty of height adjustment is reduced through the automatic height adjustment mode, and a user can conveniently conduct a test.

The invention relates to the technical field of wood board polishing for furniture manufacturing, in particular to a wood board polishing device which comprises a rack, a discharging frame and a polishing frame, the discharging frame and the polishing frame are located above the rack, a discharging mechanism and a steering mechanism are arranged in the discharging frame, and a polishing mechanism and a dust collection mechanism are arranged in the polishing frame. One side edge of a wood board is fed into the grinding frame, the grinding roller grinds the side edge of the wood board, after one side edge of the wood board is ground, the wood board is fed into the steering mechanism through the discharging mechanism, a rotating seat in the steering mechanism is used in cooperation with an upper pressing plate, the wood board is automatically steered, and therefore the wood board is automatically ground. And then one side of the wood board is fed into the polishing frame through the discharging mechanism to be polished, the wood board does not need to be rotated manually, automatic edge changing and polishing of the wood board are achieved, the polishing efficiency of the wood board is improved, meanwhile, the labor intensity of operators is lowered, and polishing equipment is easy to operate and manage.

The invention discloses a medicine atomization device for the pneumology department, and belongs to the technical field of medical equipment. The medicine atomization device for the pneumology department comprises an atomization box. A breathing mask is arranged at the front end of the upper side of the atomization box; a liquid medicine cavity is formed in the middle position in the atomization box; the lower end of the I-shaped cavity is movably connected with a medicine feeding cylinder; a sealing ball A is arranged in the middle of the upper side of the medicine feeding cylinder, and the lower end of the medicine feeding cylinder penetrates through the I-shaped cavity, extends into the medicine liquid cavity and is sleeved with a spring A; and the upper end of the medicine feeding column abuts against an incomplete pressing column. Through close cooperation of the structures, the device repeatedly presses the medicine feeding column through the incomplete pressing column during operation, so that medicine liquid in the medicine feeding column can be slowly extruded out for aeration atomization; the liquid medicine is prevented from being sprayed out through high pressure and forming a large amount of mist which may cause impact on patients; and meanwhile, the dosage of the patient can be effectively controlled, and the situation that reaction is generated due to excessive dosage is avoided.

The invention discloses a vacuum pump for a vacuum beam welding machine, and relates to the technical field of vacuum welding. The vacuum pump is used for solving the problems that a large amount of noise is frequently generated during the use period of a vacuum pump for an existing vacuum beam welding machine, the vacuum pump works in the environment for a long time, the health of the body of theuser is harmed, and the filtering effect of the vacuum pump during air suction is further enhanced. A control handle is arranged on the outer wall of a vacuum pump body, a motor is arranged on one side of the vacuum pump body, one end of the motor is provided with a coupler, one side of the control handle is provided with a demister, an exhaust pipe is arranged above the demister, a gas ballast valve is arranged on one side of the exhaust pipe, an oil filling screw plug is arranged on one side of the gas ballast valve, an oil mark is arranged on one side of the oil filling screw plug, a mooring screw plug is arranged below the oil mark, an air suction opening is formed in the vacuum pump body, an air suction valve is arranged below the air suction opening, and a rotor is arranged below the air suction valve.

The invention discloses integrated equipment for squeezing and refining crude linseed oil, and relates to the field of linseed oil processing. The integrated equipment comprises a crude oil squeezing device, a linseed oil deacidification and degumming device, a linseed oil deodorization device and an odor purification device. A squeezing barrel is fixed to the middle of the top of the crude oil squeezing device, and the middle of the outer surface of the squeezing barrel is sleeved with a cooling barrel; and valve pipes are mounted in the middle of the top and the middle of the bottom of the cooling barrel. By arranging the cooling barrel, the valve pipes and an exhaust fan, before the equipment is used, a worker can inject clear water into the cooling barrel by opening the valve pipes, and then in the process that the crude oil is squeezed by the crude oil squeezing device, the cooling barrel with the inner wall attached to the outer surface of the squeezing barrel can exchange heat with the squeezing barrel, so that the effects of heat dissipation and cooling are achieved, and the temperature in the squeezing barrel is not high; and meanwhile, heat dissipation can be further accelerated in cooperation with the exhaust fan, and thus the situation that heat is retained in linseed oil, and consequently adverse effects are caused is avoided.

The invention discloses a workbench convenient for dust removal, and belongs to the technical field of workbenches. The workbench comprises a workbench main body and a fixed box, wherein the middle of the top of the workbench main body is provided with a table top, the workbench main body is internally provided with a water collection slot, the middle of the bottom of the workbench main body is provided with a water guide tube, and the outer surface of the water guide tube is provided with a drain valve; when the workbench is used and needs to be cleaned, a worker can turn on a motor, the motor enables a lead screw to rotate, a threaded sleeve can move along with rotation of the lead screw, so that a dust cleaning brush connected to the threaded sleeve through a connecting rod can move on a sliding slot; and the length of the dust cleaning brush is larger than the width of the table top, and the dust cleaning brush is attached to the outer surface of the table top, so that in the moving process of the dust cleaning brush, material residues and dust on the table top can be swept away, and the situation that subsequent cleaning is inconvenient for workers due to the fact that part of the material residues are left on the table top is avoided.

The invention relates to the technical field of air purifying and provides an air purifying system. The air purifying system overcomes the defects that an air purifying system in the prior art has the general defects of being poor in air purifying effect, high in side effect, low in intelligent degree, poor in use comfort of a user and the like. The air purifying system comprises an air purifier (4) fixedly arranged on the outer side of the wall of a room (3), an air supplying pipeline (5) communicated with an air outlet of the air purifier (4), an air pump (2) and an exhaust pipeline (1) communicated with an air sucking opening of the air pump (2). The air supplying pipeline (5) penetrates through and is fixed to the upper middle of the wall of the room (3), and the exhaust pipeline (1) penetrates through and is fixed to the lower portion of the wall of the room (3). Due to the structural layout arrangement of the air purifying system, all air in the room can be replaced within a short time when the air purifier and the air pump are started, and residual unpurified air cannot remain.

The invention discloses a spraying and drying printing production line for coarse paper printing, and relates to the field of printing production lines. The spraying and drying printing production line comprises a paper feeding mechanism, a first paper feeding wheel, an impressing mechanism, a dust removal mechanism, a second paper feeding wheel, a spraying mechanism, a printing machine, a purification mechanism, a first paper discharging wheel, a drying mechanism, a cutting mechanism, a second paper discharging wheel and a paper discharging mechanism; and the first paper feeding wheel is arranged on one side of the paper feeding mechanism, the impressing mechanism is arranged on one side of the first paper feeding wheel, and the dust removal mechanism is arranged on one side of the impressing mechanism. Through the arrangement of the dust removal mechanism, a dust suction machine and a dust storage box, before paper needs to enter a printing machine, the paper needs to pass through the dust removal mechanism firstly, then the dust suction machine operates, dust suction is conducted on the surface of the passing paper, dust on the surface of the paper enters the dust storage box, the dust is filtered through a filter screen, then filtered air can be exhausted through exhaust holes, the paper is cleaner, and the situation that the quality after printing is affected due to the fact that dust is carried on the surface of the paper before the paper is printed is avoided.

The invention relates to the technical field of textile production, and discloses a waste collecting device for textile processing and production. The waste collecting device for textile processing and production comprises a box body, wherein the side surface of an inner cavity of the box body is fixedly connected with a dust collection motor; an output shaft of the dust collection motor is fixedly sleeved with a dust collection fan; the side surface, located in an inner cavity of the bottom of the dust collection motor, of the box body is fixedly connected with an isolation plate; a dustproofnet is fixedly connected to the side face of the isolation plate; the other side of the dustproof net is fixedly connected to the side face of the inner cavity of the box body; the outer part of thebox body is fixedly sleeved with an observation block; and the side face of the inner cavity of the side wall of the box body is fixedly sleeved with a reset block. According to the waste collecting device for textile processing and production, through cooperation of the dust collection motor and the dust collection fan, textile waste can be better collected, waste caused by incomplete collectionof the textile waste is reduced, meanwhile, dust in a factory is reduced, and the situation that much dust is absorbed by workers so as to cause harm to the body health is avoided.

The invention provides a double-side-roller-coated aluminum coil for food package. The double-side-roller-coated aluminum coil comprises an aluminum base layer, a chemical layer I, a primer layer I, afinishing coat layer, a chemical layer II, a primer layer II, a close membrane layer and a silver ion bacteriostatic membrane layer, wherein the top surface of the aluminum base layer is successivelyconnected with the chemical layer I, the primer layer I and the finishing coat layer; and the bottom surface of the aluminum base layer is successively connected with the chemical layer II, the primer layer II, the close membrane layer and the silver ion bacteriostatic membrane layer. The aluminum coil of the invention can be directly used for packaging of food cans and the like, has the advantages of uniform membrane thickness, strong corrosion resistance and strong bacteriostatic ability, and is capable of preventing people from harm caused by reactions of aluminum ions with food.

The invention discloses a gas stove system and a control method thereof. The gas stove system comprises a switching valve, multiple sets of combustion assemblies and a control device, wherein the switching valve communicates with a gas source and is controlled to be opened or closed, so that passing or blocking of gas is achieved. Each combustion assembly comprises a gas adjusting valve, a combustor, an ignition and induction assembly and an ignition switch, wherein the gas adjusting valves are used for adjusting flow of the passing gas, the combustors can control the ignition and induction assemblies to conduct ignition through the ignition switches, the ignition and induction assemblies detect whether or not the combustors ignite flames within a predetermined time, and if yes, the switching valve is controlled to be closed to block the gas supplied and transported to the gas adjusting valves. By adoption of the design, the situation that the gas leaks, and fires or other circumstances causing harm to users are incurred can be avoided.

The invention discloses a kelp and glutinous rice paper environment-friendly tableware material which comprises the following components in percentage by mass: 68%-73% of kelp, 4%-8% of glutinous riceflour, 3%-7% of an edible coagulator, 1.8%-2.2% of glycerol, 14%-18% of a starch additive, 0.15%-0.25% of an edible preservative, 0.4%-0.6% of chitin and 0.3%-0.7% of a vinegar additive, wherein themass of the components is based on 100%. According to the kelp and glutinous rice paper environment-friendly tableware material, the tableware prepared from the material can avoid harm to a human body, and meanwhile, the tableware is more environment-friendly and cannot influence the environment. The invention further provides a method for preparing tableware from the kelp and glutinous rice paperenvironment-friendly tableware material.

The invention discloses a solar anti-static air purifier for a vehicle, comprising a shell, a solar cell panel embedded on the top surface of the shell and a cassette mechanism arranged in the shell, wherein the cassette mechanism is arranged below the solar cell panel and comprises a loading plate, a fan, an anion generator, an accumulator and a circuit board. The solar anti-static air purifier is characterized in that a conducting material interlayer is arranged in the shell and is inserted in a slot in the inner side wall of the bottom surface of the shell. According to the invention, the conducting material interlayer is additionally arranged in the shell; after the conducting material interlayer is additionally arranged, the concentration of anions can reach up to 20,000,000 per cubic centimeter; and the generated static electricity is eliminated by the conducting material interlayer and cannot cause harm to human bodies, thereby enhancing the air purification effect and preventing the static electricity from causing harm to the human bodies. In addition, the conducting material interlayer increases the weight of the air purifier to enable the friction force between the bottom surface of the shell and a non-slip mat to be increased so as to improve the stability, so that the air purifier cannot easily fall from the non-slip mat during braking.

The invention discloses a solar air purifier for a vehicle. The solar air purifier comprises a housing, a solar cell panel embedded on the top surface of the housing, and a machine core arranged in the housing, wherein the machine core is arranged below the solar cell panel and comprises a carrier plate, a fan, a negative ion generator, a storage battery and a circuit board; the solar air purifier is characterized in that a conductive material isolation layer is arranged in the housing and inserted into a clamping groove in the inner side wall of the bottom surface of the housing. According to the solar air purifier, the conductive material isolation layer is additionally arranged in the housing, so that the negative ion concentration can reach up to twenty million negative ions per cm<3>, generated static electricity is eliminated by the conductive material isolation layer and cannot cause harm to a human body, the air purifying effect is improved, and the harm of the static electricity on the human body is avoided; in addition, due to the conductive material isolation layer, the self weight of the air purifier is increased, so that the force of friction between the bottom surface of the housing and an anti-slip pad is increased, the stability is improved, and the air purifier hardly fall from the anti-slip pad during braking.

The invention discloses a self-locking structure and a self-locking method of a throttling device, and belongs to the field of oil and gas exploitation. The self-locking structure comprises a valve cover, a pull wire and a clamping device. The pull wire is respectively connected with the valve cover and the clamping device; the clamping device is used for clamping the slide valve rotating shaft; when the valve cover is arranged on the upper valve body of the throttling device in a sleeving mode, the pull wire drives the clamping device to be opened through pull force, and the sliding valve rotating shaft is loosened. When the valve cover is separated from the upper valve body of the throttling device, the pull wire loses pull force, the sliding valve rotating shaft is clamped by the clamping device, the sliding valve cannot be operated at the moment, the situation that the sliding valve is opened when the upper valve body is opened is prevented, the situation that the upper valve body rushes out of the throttling piece and natural gas to cause harm is avoided, and in addition, the safety of the throttling device is improved. The self-locking structure is simple, the throttling device does not need to be improved, and the self-locking structure is easy to implement.

The invention belongs to the technical field of garment processing, and particularly relates to a rough selvedge removing device for child sweater production. The rough selvedge removing device for child sweater production comprises a support plate, wherein the bottom of the support plate is provided with support legs, the top of the support plate is provided with a support frame, the surface of the support plate is provided with a rough selvedge cutting plate, one side of the rough selvedge cutting plate is provided with an edge material recovery box, the other side of the rough selvedge cutting plate is provided with a floating wool cleaning box, and one side of the floating wool cleaning box is provided with a supporting plate. Through arrangement of the support frame, on one hand, sweaters can be conveyed through a U-shaped sliding groove, on the other hand, through guide wheels and hooks which are arranged in the U-shaped sliding groove, a plurality of sweaters can be stored, thestorage capacity of the sweaters can be greatly increased, and through arrangement of the floating wool cleaning box, floating wool of the sweaters left on the surfaces of the sweaters after the roughselvedge of the sweaters are removed can be treated.

The invention discloses a solar air purifier for a family car. The solar air purifier for the family car comprises a shell, a solar cell panel embedded on the top face of the shell and a machine core arranged in the shell. The machine core is arranged below the solar cell panel and comprises a material carrier plate, a draught fan, an anion generator, a storage battery and a circuit board. The air purifier for the family car is characterized in that a conducting material interlayer is arranged in the shell and is inserted in a clamping groove in the inner side wall of the bottom face of the shell. According to the solar air purifier for the family car, the conducting material interlayer is additionally arranged; after the additional arrangement of the conducting material interlayer, the concentration of anions can reach up to 20,000,000 per cubic centimeter while generated static electricity is eliminated by the conducting material interlayer and will not bring harm to a human body; thus, the effect of air purification is enhanced, and harm to the human body due to the static electricity is avoided; in addition, the conducting material interlayer increases the weight of the air purifier and enables friction force between the bottom face of the shell and an antiskid pad to be increased, accordingly, stability is improved, and the air purifier will not fall off from the antiskid pad easily in the process of braking.

The invention discloses an intelligent deinsectization LED solar street lamp in the technical field of solar street lamps. The lamp comprises a mounting base, a lamp post is fixedly connected to the top of the mounting base, a solar panel is obliquely and fixedly connected to the top of the lamp post, and a mounting plate is fixedly connected to the right side wall of the lamp post; an LED streetlamp is arranged on the right side of the bottom of the mounting plate; mosquitos are killed in the closed space by spraying insecticide, then corpses of the mosquitoes and the sprayed insecticide canfall into the insect falling channel along the cover plate to be discharged to the bottom surface in a centralized mode, and the corpses of the mosquitoes can be prevented from flying in the air; thesituation that mosquito corpses are everywhere on a road when falling onto the bottom surface is avoided, the difficulty of cleaning work can be greatly reduced, and meanwhile the situation that mosquito entities with insecticides fall onto pedestrians and cause harm to the pedestrians can be avoided.

The invention discloses a cloud platform-based radioactive source monitoring system and belongs to the radioactive source monitoring facility technical field. The system comprises a detection box bodyand a mounting plate; one side of the mounting plate is fixedly connected with a mounting block; a mounting slot is formed in one side of the mounting block, wherein the one side of the mounting block is far away from the mounting plate; clamping slots located at the top and bottom of the mounting groove respectively are formed in the mounting block; electric telescopic rods are fixedly connectedinside the clamping slots; and the extension ends of the electric telescopic rods penetrate the mounting groove and extend into the mounting groove. With the cloud platform-based radioactive source monitoring system of the invention adopted, a problem that monitoring equipment does not have a signal wireless transmission function can be solved; when a radioactive source leaks, the leakage condition of the radioactive source can be timely fed back to a monitoring center computer or the mobile terminal of monitoring personnel, and therefore, the radioactive source can be comprehensively monitored remotely, and the monitoring personnel can immediately lock a specific location where the radioactive source leaks, and perform timely processing.

An embodiment of the invention discloses a safe construction method and device for an evaluation data center, relates to the technical field of communication and can solve the problem that a method capable of determining the safe construction position relation between a high-voltage substation and a data center before construction is absent in the prior art. The method comprises the following steps: determining the current position relation between the data center and a high-voltage power transmission system; calculating first earth potential rise during short circuit of the high-voltage power transmission system when the data center and the high-voltage power transmission system are in the current position relation; judging whether the first earth potential rise is larger than the safe earth potential rise threshold value of the current position relation; adjusting the current position relation between the data center and the high-voltage power transmission system when the first earth potential rise is larger than the safe earth potential rise threshold value of the current position relation; determining the construction position relation between the data center and the high-voltage power transmission system is the current position relation when the first earth potential rise is not larger than the safe earth potential rise threshold value of the current position relation.