372results about How to "Reduce health impact" patented technology

The invention relates to a hydraulic cylinder surface shot blasting, paint spraying and drying system and a shot blasting, paint spraying and drying process thereof, and the hydraulic cylinder surface shot blasting, paint spraying and drying system consists of a hanging chain conveying system, a shot blasting working position, a paint spraying working position, a drying working position, an overhauling working position, an unloading working position, a loading working position, a paint mixing room, an air compressor and an operating room. The shot blasting, paint spraying and drying process comprises the following process steps: loading of a piece, shot blasting, derusting and cleaning (10-15min), automatic paint spraying (3-5min), paint refinishing, leveling (5min), drying at 60-80 DEG C (30min), natural cooling and unloading of the piece. The hydraulic cylinder surface shot blasting, paint spraying and drying system has the advantages of high degree of mechanical and electrical automation, small occupied area, good safety performance, and high production efficiency, is not affected by weather and can ensure the cleanliness, the temperature, the illumination and the safety and sanitation standard required by the paint spraying environment; and the shot blasting, paint spraying and drying process is simple, safe, time-saving, environment-friendly and high in working efficiency and can obtain the good appearance quality of a paint film.

The invention provides a preparation method of a sodium polystyrene sulfonate ion exchange resin, which comprises the following steps: (1) taking styrene as a monomer, divinylbenzene as a cross-linking agent, benzoyl peroxide as an initiator, polyvinyl alcohol as a suspending agent, methylene blue as an aqueous phase polymerization inhibitor and water as a reaction medium, and carrying out suspension polymerization reaction at 78-97 DEG C; and (2) adding copolymer in the step (1) in chloroform for swelling, adding sulfuric acid at 60-95 DEG C for sulfonation reaction to obtain a sulfonate hydrogen type resin, reacting the sulfonated hydrogen type resin and NaOH to convert into sodium type, then purifying and drying to obtain the spherical sodium polystyrene sulfonate ion exchange resin. The invention adopts chloroform to replace the traditional dichloroethane as a sweller, and has less damage to human health and environment and obviously lowered temperature of sulfonation reaction, and the prepared pharmaceutical bead ion exchange resin has small grain diameter, light color, high purity and less impurities and conforms to the requirements of United States and European pharmacopeia.

The invention relates to an audio device which comprises a playing device and headphones. The headphone comprises a position sensor used for sensing the change of the position of the headphone while the playing device comprises a position processing module, a controlling module and a power supply management module, wherein, the position processing module receives a sensing signal outputted from the position sensor and calculates the variance of the position of the headphone according to the sensing signal; the controlling module controls the power supply management module to stop supplying power to the audio device according to the variance of the position of the headphone. As to the audio device of the invention, the position sensor can sense the change of the position of the headphone and the position processing module can calculate the variance of the position of the headphone according to the sensing signal and the controlling module can automatically close the audio device based on the variance of the position of the headphone after a subscriber is in a sleeping state, thus resulting in that the function of automatic closing of the audio device is more humanistic. The invention also discloses a playing device of the audio device and a method for controlling the automatic closing of the audio device.

The invention discloses a resistor array touch screen. The touch screen body includes a detecting layer, a working layer, and a transparent insulation point layer between the detecting layer and the working layer. The detecting layer includes a transparent conductive film detecting layer, including a plurality of detecting units, wherein these detecting units are mutual independent and insulated, and each detecting unit forms a detecting electrode for determining touch points. The working layer includes a transparent conductive film resistor working layer matching with the detecting electrodes, and the transparent conductive film resistor working layer forms a resistor working unit. The invention realizes resistor array touch screen multi-point touching by different locating areas of different points in the resistor array touch screen multi-point touching determined by the different detecting electrodes, and supports single-point touch or multi-point touch concerning two or more points. The precise positions of detecting touch points in the detecting electrode area are detected by specific resistor characteristic signal detected by the detecting electrodes where the touch points locate, therefore the invention has precise positioning characteristic like common resistor touch screens.

The invention discloses a hybrid power bus driving condition forecasting method based on an internet of vehicles, and belongs to the technical field of modern transportation. The hybrid power bus driving condition forecasting method is characterized by including steps that real-time vehicle position information and running data are matched and stored; the position information of a vehicle is transmitted in real time, the position information of vehicles around the vehicle is received, and front vehicles which run in the same direction and on the same road with the vehicle and are positioned in front of the vehicle by certain distances are selected; the front vehicles separated from the vehicle within a certain distance transmit historical data to the vehicle; forecasting weights of driving parameters of the front vehicles to the driving condition of the vehicle are determined according to the distances between the front vehicles and the vehicle, and forecast characteristic parameters of the driving condition of the vehicle are computed according to the forecasting weights and characteristic parameters of the front vehicles; the driving condition within a certain distance in front of the vehicle is identified and forecast according to the forecast characteristic parameters of the driving condition of the vehicle and a fuzzy identification model; and control parameters of the vehicle are adjusted by an HCU (hybrid control unit) according to a forecast result. The hybrid power bus driving condition forecasting method has the advantages that lagging of a traditional method is eliminated, forecast accuracy is improved, and accordingly fuel economy and emission performance of the vehicle are improved.

The invention discloses a microwave narrowband wireless energy transmission method and device based on a focused wave and belongs to the technology of wireless energy transmission. Unlike a conventional wireless energy transmission mechanism and the broadband TR wireless energy transmission technology based on short pulses, a narrowband signal (bandwidth less than 10% of the center frequency) similar to the single frequency is used. A TR antenna array is used to transfer electromagnetic energy to a target point in a point focusing way. An omni-directional energy-receiving antenna is placed at the point focusing place in order to convert space electromagnetic wave into high-frequency current, and finally the high-frequency current passes through a rectifier circuit to be converted into DC output. Thus, the wireless transmission of the electromagnetic energy is achieved. In the present invention, the narrowband signal is used for TR wireless energy transmission. Compared with the short pulse, the narrowband signal can carry more energy in the unit time, and is higher in rectification efficiency. The method and device can adaptively track the target position without a complicated positioning system, and may achieve multi-target wireless energy transmission.

Being separated from main body of handset, the hint device for incoming call includes LED, display, speaker, vibrator, CPU, and blueteeth etc. Through hint menu of incoming call on handset and hint device, user can setup hint mode and content of incoming call including sound hint, flicker of festoon lamp, and vibration. Through blueteeth chip, data transmission and information exchange are implemented between hint device for incoming call and main body of handset. Operational result is saved on handset. Using the invention, user can obtain hint information of incoming call without need of taking along with handset. The invention raises flexibility and effectiveness, and reduces worry about influence on health from electromagnetic wave.

The invention relates to the technical field of automatic cleaning devices for wine production equipment, and discloses an automatic cleaning device and a cleaning method thereof. The automatic cleaning device comprises a clear water pot, a hot water pot, an acid pot, an alkali pot, a cleaning fluid pump, a cleaning fluid filter and an electric cabinet, wherein the upper parts of the clear water pot, the hot water pot, the acid pot and the alkali pot are respectively provided with a pneumatic water inlet valve, and water inlets of the pneumatic water inlet valves are respectively communicated with a water inlet pipe with a water inlet hand valve. The automatic cleaning device is reasonable and compact in structure, convenient to use, higher in cleaning efficiency, time-saving, labor-saving, high in equipment cleaning rate, and capable of reducing the influence of harmful aerial fog on the health of operators during cleaning; equipment can be automatically controlled by the electric cabinet to performing clear water flushing, alkali liquor cleaning, acid liquor cleaning and sterilization, acid or alkali can be added by an acid-alkali adding device, and the acid or alkali in the corresponding pots can be evenly mixed by a fluid circulating pipe and the relevant pneumatic valve, and the device has the characteristics of being safe, labor-saving, simple, convenient and efficient.

The invention discloses an intelligent putting system for garbage sorting. The intelligent putting system comprises putting weighing equipment, a card machine and an intelligent garbage station, wherein the putting weighing equipment is connected to the card machine through a guide wire; the card machine is connected to the intelligent garbage station through a guide wire; the weighing equipment is used for weighing weight of to-be-put garbage; the card machine is used for identifying user information, selecting garbage category and obtaining a garbage weight signal transmitted from the putting weighing equipment; the intelligent garbage station comprises a garbage can shell, wherein a garbage putting hole and a garbage can replacing hole are formed in the garbage can shell; a mechanical platform, a sorting garbage can and a mechanical hand are arranged in the garbage can shell; the intelligent garbage station automatically sorts garbage, and facilitates classifying treatment of garbage; weight of the garbage is weighed through the putting weighing platform, and sorting, calculating and integrating of garbage is performed, so that a user is encouraged to perform garbage sorting, the garbage can be effectively sorted, labor cost of the garbage station is reduced, resources are reasonably utilized, and the environment is protected.

The invention relates to an automatic unpacking and discharging device. The automatic unpacking and discharging device comprises a conveying belt, a hopper, a rack and a manipulator running on the rack, wherein the conveying belt extends to the edge of the hopper; the rack is erected above the hopper; a pair of guide rails are arranged on the rack in parallel; the manipulator is mounted on the guide rails and can do reciprocating movement along the guide rails. The manipulator comprises a sliding base, a plurality of claws, connecting rods and a hydraulic cylinder, wherein the claws are positioned onto the two sides of the sliding base through shafts; the claws on the two sides are driven by the hydraulic cylinder to synchronously retract inwards to conduct clamping or stretching and loosening operation. A tool bit is located above the hopper in a suspended mode and faces the moving direction of material bags. Two rows of elastic stop rods are arranged at the part, behind the hopper, of the rack. The claws can stop the material bags and enable the material bags to fall into a material bag collection area when stretching. The automatic unpacking and discharging device has the characteristics of being simple in structure, reliable in operation, low in labor intensity, capable of reducing the influence of material falling and dust raising on body health and high in discharging efficiency.

The invention discloses a full-automatic production system for refractory bricks. The system is sequentially provided with automatic weighing and distributing devices, pressing machines, brick receiving and conveying tables, detecting machines, a defective product conveying table, a brick taking and stacking device and kiln car positioning areas according to refractory brick forming procedures. According to the system, raw materials are automatically detected and screened after being pressed and formed through the automatic weighing and distributing devices and the pressing machines, the bad bricks are automatically removed, the qualified bricks are stacked and loaded into a kiln car through the brick taking and stacking device, and finally, the kiln car full of the qualified bricks is fedinto a kiln through an intelligent control system for firing, and the finished bricks are obtained; and the full-automatic operation is achieved, the defects that refractory brick manufacturing in the prior art is low in automation degree, low in manufacturing efficiency and the like are overcome, and therefore, the labor cost is reduced, the working efficiency is improved, and meanwhile, the safety risk is greatly reduced, the life safety of people is guaranteed, the influence of dust on the health of people in the brick pressing process is reduced, the labor intensity is reduced, and the problem of difficulty in recruiting workers is solved.

The invention relates to a pole group shaping feeding machine for storage battery cast welding. The pole group shaping feeding machine for storage battery cast welding disclosed by the invention is simple in structure; pole group lugs in a storage battery can be smoothly arranged, and a pole group can be automatically fed in a storage case; meanwhile, side lugs of a pole group lug row can be mechanically pinched and folded inwards, and the lugs are cut. The pole group shaping feeding machine for storage battery cast welding is characterized by comprising a rack as well as a pole group lug shaping device and a pole group feeding device which are arranged on the rack in sequence; the pole group lug shaping device comprises a lug flattening and driving assembly and a plurality of groups of lug flattening assemblies arranged in parallel; the pole group feeding device comprises a box body, a push plate cylinder, a push plate and a pillar. The pole group shaping feeding machine provided by the invention has the advantages that the machine is labor-saving and time-saving and high in efficiency; the environmental pollution caused during the production process is reduced; the machine is beneficial for improving the production quality; the instability of product quality caused by manual operation is reduced; the finished product quality of batteries is improved.

The invention relates to a kit for rapidly diagnosing lipoprotein-associated phospholipase A2 and a use method of the kit. The kit comprises a standard substance, a quality control substance, a liposome complex, a magnetic separation reagent, an assay buffer solution and a cleaning solution, wherein the inner part of the liposome complex is coated with N-hydroxysuccinimide ester of tris (bipyridine) ruthenium; an antibody for resisting the lipoprotein-associated phospholipase A2 is connected to the surface of the liposome complex by interaction of streptavidin and biotin; the magnetic separation reagent takes magnetic particulates containing amino terminals as a carrier and is connected with the antibody for resisting the lipoprotein-associated phospholipase A2 through the interaction of the streptavidin and the biotin. Compared with an enzyme linked immunosorbent assay kit produced in a foreign Diadexus company, the kit prepared by the invention has the advantages that sensitivity and precision for analyzing the lipoprotein-associated phospholipase A2 are greatly improved; in addition, the kit disclosed by the invention is simple and convenient to operate, quick and easier to popularize.

The invention discloses a method and device for reducing the combined specific absorption rate, an electronic device and a storage medium, wherein the method is applied to the electronic device comprising a pair of cellular transmitting antennas and a pair of wireless transmitting antennas; and the method comprises the steps of: detecting whether the cellular network and the wireless network of the electronic device are simultaneously in the transmitting state or not, and if so, obtaining the first working frequency band of the wireless network and the second working frequency band of the cellular network; determining the combined specific absorption rate of the wireless network and the cellular network according to the first working frequency band and the second working frequency band; when the combined specific absorption rate is greater than the pre-set threshold value, detecting a target network used by the foreground application of the electronic device; and controlling the working states of the cellular transmitting antennas and the wireless transmitting antennas according to the target network and the wireless network. By means of the method, the purpose of reducing the combined specific absorption rate is achieved by adjusting the working states of the transmitting antennas; the transmitting power does not need to be reduced; and thus, the communication performance of the electronic device is ensured.

The invention discloses a novel automatic-feeding intelligent cement paint whitewashing machine which comprises a moving trolley. An upward-downward movement control motor controls an up-down movement screw to rotate, a leftward-rightward movement control motor controls a leftward-rightward movement screw to rotate, a guide rail plate is connected with the leftward-rightward movement screw, and when the leftward-rightward movement screw rotates, the guide rail plate moves along the leftward-rightward movement screw; a nozzle connecting rod is mounted on the guide rail plate, a raw material nozzle and a whitewashing drum are mounted on the nozzle connecting rod, and the raw material nozzle is provided with a plurality of nozzle small holes. Under action of a paint pump, a raw material in a raw material box enters the raw material nozzle through a feeding pipe and a discharging pipe and then is sprayed to the whitewashing drum through the nozzle small holes; a single chip microcomputer controller is mounted on the moving trolley. The raw material is automatically supplied, the working process is intelligently controlled through a single chip microcomputer, corresponding execution mechanisms of the machine can be controlled to realize upward-downward and leftward-rightward movement of the whitewashing drum, and dead-corner-free whitewashing of the whole wall can be realized, so that manpower and material resources are saved; constructors are enabled to be away from construction environment, so that influence on health of the constructors by construction is reduced.

The invention discloses Doxofylline venous injection with a small volume and a preparation method thereof. The preparation unit of the isotonic small volume of doxofylline venous injection is 1-20ml,the weight percentage concentration of doxofylline is 1-4 percent, and the isotonic value of the venous injection is 257-340mosmol / kg. The invention enlarges the optional range of clinical applicationof doxofylline and provides the isotonic doxofylline venous injection with favorable security.

The invention discloses a gluing, welding and assembling production line for a car spoiler. The production line comprises a transfer robot, a spoiler glue tape sticking unit and a control system. A bottom shell gluing feeding unit, an outer shell feeding unit, a turnover unit and a welding unit are installed around the transfer robot, and the turnover unit is located between the transfer robot andthe spoiler glue tape sticking unit. The transfer robot comprises a transfer mechanical arm, a transfer rotating block installed at the tail end of the transfer mechanical arm and a transfer disc installed on the transfer rotating block, a transfer mounting frame is installed on the transfer disc, and a bottom shell adsorption mechanism, an outer shell adsorption mechanism and a turnover adsorption mechanism are arranged on the transfer mounting frame. The production line realizes gluing and welding of a bottom shell and an outer shell and also realizes automatic installation of foam, bucklesand nuts; three operators are reduced, and the labor cost is greatly reduced; the production efficiency is improved; the percent of pass of production of products is improved; the labor intensity ofoperation personnel is relieved; and the influences of gluing on human health are reduced.

The invention discloses a device for treating waste water by an electron beam irradiation method, which comprises a waste water collecting pool, an irradiation preparing pool, an irradiation treating pool, and a clear water pool which are communicated by water conveying pipes orderly; an electron accelerator is disposed right above the irradiation treating pool; each water conveying pipe is equipped with a water pump; a sinking-mode irradiation flowing water trough is disposed in the center of a pool cover of the irradiation treating pool; uniformly-arranged flowing water trough water inlets are disposed at the bottom surface of the irradiation flowing water trough; waste water to be treated spews upwards and flows into the irradiation flowing water trough from the flowing water trough water inlets; water-distributing pipelines are disposed below the irradiation flowing water trough; flowing water trough water outlets are uniformly arranged at the trough bottom of the irradiation treating pool; the flowing water trough water outlets are communicated with the irradiation treating pool; switch valves are mounted on the flowing water trough water outlets; when the switch valves are open, water treated by the electron beam irradiation method flows into the irradiation treating pool. The invention has high treatment efficiency for industrial organic waste water, can effectively solve the problem of industrial water pollution, has a simple structure, is safe and reliable, and has low treatment cost.

The invention discloses a joint optimization method and system for multiple traffic management and control measures in consideration of environmental benefits. All vehicles in the system are connected to a network, and data and information can be transmitted between vehicles, between vehicles and a road and between vehicles and a traffic control system. The system comprises a control range delimiting and expected effect setting module, a data acquisition module, a simulation data preprocessing module, a macroscopic traffic flow simulation module, a traffic control effect evaluation module, a control scheme optimization module and a control scheme issuing and implementation module. According to the system, macroscopic traffic flow is simulated on a simulation platform by using mass data information provided by the vehicular networking technology, and multiple traffic management and control measures are jointly optimized, so that exhaust emission of motor vehicles in a road network is reduced in consideration of the operating efficiency of the road network, and the purpose of improving the quality of air is fulfilled.

The invention discloses an anti-graffiti anti-sticking nano coating which comprises a base component and a curing component, wherein the ratio of the base component to the curing component is (0.5-5):(0.5-1.5); the base component comprises epoxy resin, (epoxypropoxy)propyl methyldiethoxysilane, phenyltrimethoxysilane, butanol and butyl acetate; and the curing component comprises a precursor, tetraethyl orthosilicate, deionized water, butanol and a catalyst. The embodiment of the invention also discloses a preparation method of the anti-graffiti anti-sticking nano coating. Through the invention, the nano coating realizes an excellent anti-graffiti anti-sticking effect, and has the characteristics of high permeability, high adhesive power, self-cleaning function, adjustable surface brightness, no pollution, low manufacturing cost, wide application range, low construction requirements and the like.

The invention discloses oil removal powder for cleaning heavy oil stains and a preparation method of the oil removal powder. The oil removal powder comprises the following components in parts by weight: 20-30 parts of sodium carbonate, 20-30 parts of sodium dodecyl sulfate, 15-23 parts of sodium hydroxide, 15-23 parts of sodium gluconate, 8-15 parts of a dispersing agent nnf, 5-8 parts of sodium dodecyl benzene sulfonate and 3-6 parts of a penetrating agent. Compared with a common product, the oil removal powder disclosed by the invention has the advantages that the oil removal effect is improved by 1-2 times, and the service life is prolonged by 1-2 times, so that the technical difficulty that the heavy oil stains are cleaned through a plurality of processes is solved, the work efficiency is effectively increased, the production cost is remarkably reduced, the environment is not polluted, and the health of a human body is not influenced.

The invention discloses an emergency vehicle guidance method in a vehicle-road cooperation environment, and the method comprises the steps: S1, delineating an emergency vehicle path search space in aroad network, and constructing a dynamic traffic road network; S2, acquiring an emergency vehicle priority pass request; S3, determining a path planning alternative scheme set; S4, constructing a double-layer planning model, wherein the upper layer is optimization of emergency lane layout positions and emergency vehicle optimal paths, a multi-objective optimization model is adopted, and the lowerlayer is road network multi-user traffic balance flow distribution so as to achieve network balance; S5, solving the model by using a genetic algorithm, solving an upper-layer model of the double-layer emergency path planning model by adopting a genetic algorithm, and solving a lower-layer model by embedding an FW algorithm into the model; S6, generating an optimal scheme for optimizing the combination of the emergency lane and the path planning. The method has the advantages of simple principle, wide applicability, good practicability and the like.

The invention provides a preparation method for ion battery porous diaphragm and an ion battery. The method comprises the steps of dispersing a polymer and a pore former into a solvent I, thereby obtaining the solution containing complex, wherein the polymer is selected from one or more of polyvinylidene fluoride, poly(vinylidene fluoride-hexaflouropropylene)copolymer and polyaramid, the pore former is selected from alkali metal salt, total mass of the polymer and the pore former occupies 1-40% of the solution, a molar ratio of the pore former and the polymer is 0.05-5:1, and the solvent I isselected from at least one of N-Methyl pyrrolidone, N, N-dimethylacetamide, N, N-dimethylformamide, acetone, triethyl phosphate, hexamethylphosphoramide, tetramethylurea, sulfolane and dimethyl sulfoxide; coating the solution and carrying out drying to obtain initial diaphragm, washing the initial diaphragm through utilization of a solvent which cannot dissolve the polymer, and carrying out drying. The method is simple. Thickness, a pore size and porosity of the porous diaphragm can be adjusted. Mechanical strength can be controlled. Mechanical strength is relatively high. Relatively high charge / discharge performance is achieved.

The invention relates to the technical field of waterborne paints, especially relates to anti-theft door waterborne paint, and particularly discloses an anti-graffito waterborne paint for an anti-theft door and a preparation method of same. The waterborne paint is prepared by mixing an aqueous resin system with additives, wherein the aqueous resin system includes: a hydroxyl acrylic acid aqueous dispersion, entirely-methylated amino resin, and a polydimethylsiloxane emulsion containing a hydroxyl functional group. The waterborne paint is low in content of VOCs and is lowered in odor, can avoid air environment pollution and has low influence on human body and is more safe and environment-friendly. When the paint forms a film, the film has good adhesive force with a base material and is good in decorative performance, has excellent fullness degree and glossiness, is excellent in anti-graffito performance and is easy to scrub.

The invention provides a methyl methacrylate modified silicon resin coating. A preparation method of the methyl methacrylate modified silicon resin coating comprises the following steps: making trimethoxy silane and methyl methacrylate undergo hydrosilylation, and hydrolyzing and condensing an additive product containing an acrylic ester structure with methyltrimethoxysilane and phenyltrimethoxysilane to prepare modified organic silicon resin; hydrolyzing and condensing dimethoxymethylphenylsilane to prepare silicon oil, and mixing the resin and the silicon oil to prepare a coating. The preparation method is simple in process, convenient for operation and control, and stable in product performance; the hardness, flexibility and adhesion of the resin are improved; petroleum ether having low toxicity is adopted, so that the influence on the health of operating personnel can be lowered, and pollution on the environment can be prevented; on the aspect of coupling agents, compared with a monoamino coupling agent, a dual-ammonia silane coupling agent has the advantages that the adhesive force between an organic material and an inorganic substrate can be enhanced, curing of silane can be facilitated in a short time, and the curing speed of the coating is increased.

The invention belongs to the field of insulator coating and particularly relates to an anti-flashover RTV (Room Temperature Vulcanization) coating material coating method for umbrella-shaped and bell-shaped insulators. The coating method comprises the step of preparing the umbrella-shaped or bell-shaped insulators, coating equipment, a coating material, a related vessel and tooling appliances and is characterized by comprising the following steps of pretreating the umbrella-shaped or bell-shaped insulators, detecting, loading, rotatably dipping the umbrella-shaped or bell-shaped insulators into the coating material, coating, then, unloading, detecting appearance, storing for curing, re-detecting, packaging and storing or transporting. The coating method provided by the invention has the advantages that the operation is simple, the cost is low, the pollution is low, the production is safe, the process from dip-coating to initial curing can be automatically controlled, the quality of products is easy to control, the productivity is high, the coating is uniform, and the appearance is smooth, is free from bubbles, dropping and accumulation and is consistent in thickness.

The invention belongs to the field of insulators, and in particular relates to a coating method of a RTV coating of a supporting column insulator. The method includes the supporting column insulator, a coating device, the coating, a coating tank and related tools and devices. The method is characterized by comprising the steps of pre-treating the supporting column insulator; detecting the supporting column insulator; feeding; rotating and dipping into the coating to coat; discharging; detecting the appearance; standing, curing and storing; detecting and then packing; storing or transporting. The method is simple to operate, small in cost, small in VOC emission, easy to control the quality, high in production rate, smooth in coating appearance, free of bubble, free of drops, free of accumulation, and consistent in thickness.

The invention discloses a manual integral wet wiping writing board, and relates to the technical field of writing boards. The manual integral wet wiping writing board comprises a writing board body and further comprises an integral wet wiping board wiper, a sliding device for the wet wiping board wiper to move left and right, and a water storage device used for supplementing water to the wet wiping board wiper, wherein the integral wet wiping board wiper corresponds to the writing board body in width, and is provided with a water storage box. The sliding device comprises a transverse moving mechanism. The transverse moving mechanism comprises transverse linear slide rails arranged on an upper frame and a lower frame of the writing board body respectively. Transverse sliding blocks are in sliding fit with the transverse linear slide rails. The two ends of the wet wiping board wiper are fixedly connected with the upper transverse sliding block and the lower transverse sliding block respectively. The water storage device comprises the water storage box, a mini-type water pump arranged in the water storage box, and a water supplementing pipe used for supplementing water. The wet wiping board wiper is pushed and can move left and right in the length direction of the writing board body, and chalk traces on the writing board body are erased away. The wet wiping of the whole board face can be achieved, the wiping efficiency is greatly improved, and the adverse effects of dust to teachers and students are reduced.

The invention relates to a juvenile intelligent monitoring system, comprising an intelligent module and a data relay box, wherein the intelligent module transmits detected data to the data relay box for storage by Bluetooth, and the data relay box uploads the data to a mobile terminal by wireless transmission or wired transmission; the intelligent module comprises an infrared height measurement electronic scale and an infrared temperature measurement intelligent bracelet. According to the juvenile intelligent monitoring system with a simple and reasonable structure, by means of the intelligent detection devices (such as the intelligent bracelet and the electronic scale) with Bluetooth functions and the data relay box used for receiving and transmitting multiple pieces of Bluetooth data, and a screen on each single intelligent detection device is used for displaying the data of the corresponding intelligent device, the data are switched and checked by a switching button on the data relay box, and the data received by the Bluetooth on the data relay box can be connected with external wireless network equipment by a Wifi emitter, so as to be uploaded timely.

The invention discloses a polypropylene tow forming adhesive for cigarette wherein the adhesive is charged by, auxiliary solvent comprising the mixture of one or more from 0.1-2% of ethanol, propanol, butanol, 0.5-3% of emulsifying agent, which is the mixture of one or more from propanetriol, propylene glycol, ethylene glycol, the mixture of one or more from trishydroxymethylaminomethane, 2-amido-2-hydroxyl-1, 3-propylene glycol, 5,5-dimethyl-hydantoin, dehydration sorbic alcohol fatty acid ester, polyoxyethylene dehydration sorbic alcohol fatty acid ester, octadecanamide ethyl dimethyl-beta-hydroxyl ethyl nitrate.