68results about How to "Reduce scorching" patented technology

The invention relates to an electric oven. The electric oven can judge whether the heating of food is excessive or not according to the concentration of gas generated in the process of heating the food in a cooking cavity so as to transfer information to a user or stop heating the food. Therefore, the electric oven has the advantage of reducing the phenomenon of scorching caused by heating the food excessively.

Provided is a highly durable rubber crawler using a rubber composition which contains a vulcanization accelerator having a moderate vulcanization-retarding effect and which does not contain any vulcanization retarder (such as CTP) causative of deterioration of physical properties of vulcanized rubber, blooming, or other problems. The rubber composition ensures good workability with the scorch of rubber minimized, and can achieve an improvement in the adhesiveness between rubber and a metal reinforcement such as steel cord, particularly in the adhesiveness therebetween after thermal aging or under high-humidity conditions. The rubber crawler is characterized by using, as the treat rubber, a rubber composition which contains, per 100 parts by weight of a rubber component, 0.1 to 10 parts by weight of a vulcanization accelerator based on a sulfenamide represented by general formula (I), 0.03 to 3 parts by weight (in terms of cobalt) of a cobalt-containing compound, and 0.3 to 10 parts by weight of sulfur.

Microwave snacks that include mixtures of popcorn and an expandable or puffable food pellet are disclosed. The pellets are gelatinized dough pellets which puff or expand upon microwave heating in a microwave oven. The pellets may be in the shape of cylinders, hollow barrels, spheres, chips, flakes, and the like. The popcorn and pellet mixture is preferably contained in an expandable bag or rigid tub with an oil/fat slurry. Although the popcorn requires a longer heating period to pop, the explosions created by the popcorn agitate the pellets to minimize burning and clumping of the pellets.

Relating to the rubber field, the invention discloses a production technology for chloroprene rubber. The technology comprises the processes of: rubber drying, plastication, mixing, semi-finished product cutting and vulcanization. According to the method, by strictly controlling the rubber drying temperature and time in the rubber drying process, the quality of the dried rubber material is improved. The mixing process adopts a two-stage mixing process, well controls the mixing time and discharge temperature, so that scorching phenomenon of chloroprene rubber is significantly reduced, and the rubber guiding, discharge and batch-out of an open mill are smooth, and no roll sticking phenomenon appears. The vulcanization process adopts N-tert-butyl-2-bisbenzothiazole sulfenamide as a vulcanization accelerator, which is safe and pollution-free and has no harm to the human body. The technological process adopts a drum type vulcanizing machine, the vulcanization efficiency and quality are greatly improved, and the produced product has high Mooney viscosity and good quality. The technological method has the advantages of good technology, simple operation, and good technological stability, thus being suitable for factory automation production.

A system 10 for heating a site in a patient's body includes a transformer 14 having a primary winding 14.2 and a secondary winding 14.3 , the secondary winding 14.3 having at least one tap 16 to provide a patient reference and at least two sources 22 of radio frequency (RF) energy, the two sources 22 of RF energy being out of phase with each other. A group of electrodes 24 is connected to the sources 22 of RF energy provided by the secondary winding 14.3 to be simultaneously energised. The arrangement is such that there are more active electrodes 24 connected to one of the sources 22 of RF energy than the other of the sources 22 of RF energy with the energy supplied to one active electrode 24 being out of phase with the energy supplied to an adjacent active electrode 24.

The invention discloses a grain drying process and drying equipment. The process comprises the steps of carrying out primary filtration, fine filtration, grain dispersion, grain tempering, grain drying, grain circulation and grain storage; the drying equipment comprises a drying machine, wherein a supporting base is fixedly installed at the lower end of the drying machine; the drying machine is divided into a tempering homogenizing section, a drying section and a discharging section from top to bottom, and the tempering homogenizing section and the drying section are consistent in height; whengrains are dried, the processes of windless tempering treatment, hot air heating and final tempering discharging are adopted, so that the temperature difference change of the grains is small, and thequality and value of the grains are improved; the height ratio of the tempering homogenizing section to the drying section is set to be 1: 1, so that the overall height of the drying machine can be greatly reduced, and therefore the produced finished product is reduced, and on the premise of ensuring the drying speed, the drying quality is improved.

The invention discloses a wood processing dryer with a sterilization function. The wood processing dryer structurally comprises a machine body, a front door, a control box and a heater; the front door is hinged to the front face of the machine body; the control box is installed on the right side face of the machine body; and the heater is vertically fixed to the top of the right side of the machine body. Chippings on the outer wall of wood rub with a supporting frame to fall to the top of a dispersion net of an air injection pipe, a push plate of a removing mechanism makes contact with the dispersion net at the top of the air injection pipe, a scraper pushes and removes substances left at the top of the dispersion net, reduction of chipping substances which are burnt and solidified at the top of the dispersion net of the air injection pipe is facilitated, the hot air flow diffusion area of the air injection pipe is increased, the wood drying speed is further increased, due to continuous movement of the push plate, the substances in an accumulation cavity are prone to backflow due to vibration force, and the substances in the accumulation cavity are blocked through a rotating ring, so that backflow of the substances in the accumulation cavity is reduced, and the collection speed of the removed substances can be increased.

The invention discloses a production method of high-dispersion high-thermal-stability insoluble sulfur. The method comprises the following steps: sulfur melting and heating: melting common sulfur at 145-155DEG C for sulfur melting, pumping the obtained melt to a heating tank, heating to 250-280DEG C, adding diethylhydroxylamine having a weight being 0.5-1% of the weight of sulfur, uniformly stirring, and heating to 490-550DEG C; and atomizing, quenching, curing, and cladding. The production method greatly improves the high-thermal-stability and the dispersibility of insoluble sulfur, and the insoluble sulfur obtained in the invention can completely satisfy the requirements of three-high insoluble sulfur by radial tires.

The invention provides a food frying pan structure capable of realizing overturning of a pan body through electric control. The food frying pan structure comprises a pot body, vertical supporting plates and a mounting plate, wherein the pot body is of a straight cylinder type; necking sections are symmetrically arranged at the two ends; annular inner rail grooves are formed in the upper half sections of the two vertical supporting plates respectively, and the two ends of the straight barrel section of the pot body are sleeved with the annular inner rail grooves, correspond to two annular outerrail grooves in the outer wall of the pot body and are rotationally connected through balls; a fire supply device is arranged at the lower end of the pot body; a driving mechanism is arranged on themounting plate; the driving mechanism comprises a gear motor; a platform plate is connected to the bottoms of the pot body, the two vertical supporting plates, the fire supply device, the mounting plate, the gear motor and a discharging guide groove body; a bottom plate is arranged at the lower end of the platform plate; and spring shock pads are installed at the positions, close to the peripheraledges, between the bottom plate and the platform plate one by one. By the above structure, food stir-frying efficiency is greatly improved, the waste of raw materials is reduced, and the production cost is saved.

The invention provides an insoluble sulfur capable of prolonging storage time of rubber and a preparation technique thereof, relating to the technical field of rubber product processing aids. The insoluble sulfur is prepared from common industrial sulfur powder, a light stabilizer, a vulcanization activator, a dispersing agent, an antistatic agent, a coupling agent, an accelerator, smectite, mica powder, an antioxidant, zinc stearate and lecithin. The production technique comprises the following steps: melting and liquefying, quenching, curing, pulverizing, extracting, drying and carrying out oil extension. The insoluble sulfur capable of prolonging storage time of rubber has the advantages of high quality, high heat stability, favorable dispersity, wear resistance, aging resistance and low cost, can not easily transfer when being used for rubber vulcanization, can tackify vulcanized rubber on the premise of avoiding blooming and reducing scorching, can enhance the aging resistance and wear resistance of the rubber product, prolongs the storage time of the rubber, and is safe to operate in the production process.

The invention discloses a self-adjusting method for mould clamping force of a two-plate machine. The self-adjusting method is characterized by comprising the following steps that 1, before production, setting initial delivery mould clamping force, a deviation value which is allowed to be adjusted by each mould, a micro-deviation value which is allowed to be adjusted by each mould, an adjusting value which is allowed to be adjusted by each mould, a micro-adjusting value which is allowed to be adjusted by each mould and injection process parameters are set according to the size of a mold, and the change of the mould clamping force of the mold in the injection molding production process is monitored in real time through a mould clamping force sensor; 2, after passing through N moulds, a mould clamping force self-adjusting mode is started; and 3, in the mould clamping force self-adjusting mode, the initial mould clamping force of the next mould is adjusted according to the mould clamping force when the current mould starts high pressure, the mould clamping force in the injection pressure maintaining stage of the current mould and the initial mould clamping force of the current mould. The self-adjusting method has the advantages that the initial mould locking force of the next mould is automatically adjusted by monitoring the mould locking force change of the current mould in real time through the mould locking force sensor, so that the wear of the mold is reduced, the probability that produced products are scorched is reduced, some unnecessary energy consumption in the production process is reduced, and the productivity is improved.

The invention discloses a crawler type continuous stir-frying machine for tartary buckwheat tea. The crawler type continuous stir-frying machine comprises a feeder hopper, a feeder flat trough, an electromagnetic vibrator, a driving roller, a driven roller, a speed-adjustable motor, an electric heating plate, a temperature sensor, a net belt, a net belt tensioning mechanism, a support, a feed level sensor and a collector. The feeder flat trough is connected under the feeder hopper; the electromagnetic vibrator is arranged under the feeder flat trough; the driving roller and the driven roller support the net belt and are supported by the support; the driving roller is driven by the adjustable-speed motor; the net belt tensioning mechanism is arranged between the driven roller and the support; the collector is arranged under the driven roller; the electric heating plate is arranged on the support; the upper side of the electric heating plate is in closed contact with the net belt; the temperature sensor is arranged on the electric heating plate; and the feed level sensor is arranged on the feeder hopper.

The invention discloses an acid adding method and device for a stokehole cleaning machine. The acid adding method and device has the advantages that by changing the flow type acid adding into the liquid level type acid adding, accuracy of acid prepared liquor amount is increased, acid concentration ratio error is reduced, the risks of silicon wafer burning and furnace tube and silicon wafer clamping tool pollution caused by unclean washing is reduced, and chemical waste is reduced, utilization rate of chemicals is increased. In addition, the method and device is widely applicable to various solution proportioning.

The invention relates to the field of foaming forming machines, in particular to a fully-automatic vacuum bicolor one-time foaming forming machine. According to the fully-automatic vacuum bicolor one-time foaming forming machine, the problem that in the prior art, vacuumizing difficulty is high, and consequently the product qualification rate is low is mainly solved. The fully-automatic vacuum bicolor one-time foaming forming machine comprises a rack and a heating station arranged on the rack. Side wall plates are fixedly arranged on the positions, on the two sides of the heating station, of the rack correspondingly. Guiding devices are arranged on the side wall plates in an extending mode in the two transverse directions. Side sliding plates are arranged at the two ends of the guiding devices correspondingly and provided with third driving devices for driving the side sliding plates to move. Side sliding grooves are formed in the positions, on the two side wall plates, of the oppositesurfaces of the side sliding plates correspondingly. A sealing lifting door is slidably arranged in the side sliding grooves. A fourth driving device is hinged between the rack and a sealing side sliding door.

The invention relates to a full-automatic high-efficiency intelligent equipment for toasting urum (skin on boiled milk); the equipment comprises a main body, a pot body, a control panel and a heatingdevice, and also comprises a stirring mechanism and a filtering mechanism; the stirring mechanism comprises a motor, a rotating rod, a fixed box and two stirring assemblies; each stirring assembly comprises a first connecting rod, a connecting shaft, a scraping plate and two stirring units; and the filtering mechanism comprises a filtering box, a filter screen and a feeding pipe. According to thefull-automatic efficient intelligent equipment for toasting urum, the materials in the pot body can be stirred through the stirring mechanism, so that the materials are uniformly heated; compared withthe existing stirring mechanism, the stirring mechanism provided by the invention is good in stirring effect, materials are prevented from being adhered to the inner wall of the pot body, and the probability of material burning is lowered; and impurities in the materials can be removed through the filtering mechanism, and compared with an existing filtering mechanism, the filtering mechanism is good in filtering effect, and the quality of produced urum is improved.

The invention discloses a spray reaction device for of insoluble sulfur, and relates to the technical field of preparation equipment of insoluble sulfur for rubber tires and rubber products. The sprayreaction device mainly comprises a melting system, a feeding system, a high-temperature reaction furnace, a cooling chamber, a separation system, a gas analysis system, a cooling system, a pressure balance system and a discharging system. According to the invention, inert gas is adopted to effectively reduce oxidation of sulfur and improve product quality; a quenching section process effectivelyrestrains the reverse reaction, so that the content of insoluble sulfur in a product is directly influenced; insoluble sulfur is obtained by adopting a low-temperature melting reaction method, so thatthe process is environment-friendly; and the spray reaction device can save resources and reduce cost, and has good market prospect.

The invention discloses a drying box for culture medium preparation. The drying box structurally comprises a box body, a control panel and a box door. The control panel is arranged on the left side of the front face of the box body, and the box door is hinged to the front face of the box body. Due to the fact that after water in a culture medium evaporates, wheat bran and wood bit materials are expanded and are prone to overflow out of the outer wall of a tray, through up-and-down movement of sliding rods of vibration mechanisms, the sliding rods push the tray to vibrate, so that wheat bran and wood bit culture substances in the tray bear vibration force to sink downwards, wheat bran and wood bits gradually become full, the situation that wheat bran and wood bits fall into a drying cavity can be reduced, over-high temperature scorching of wood bits and wheat bran is reduced, and normal fungus plant culture of the culture medium is facilitated; and due to the fact that telescopic blocks are heated for a long time to be in an expansion state, air inlets are in a smooth and closed state through swinging of blocking plates in the air inlets, constant heat expansion and cold contraction of the telescopic blocks and constant enlargement and contraction of push rods are facilitated, and push plates can move up and down.