33results about How to "Stable and continuous operation" patented technology

The invention relates to an automatic packaging unit for vacuum packaging of an inner bag and an outer bag, comprising a material hopper arranged on top of a case, a feeding device, a metering device, an inner bag loading device, an outer bag loading device and a vacuum sealing device arranged successively below the material hopper, the unit also comprises an inner bag film supplying device and an inner bag making device, and an outer bag conveying device which is arranged between the outer bag loading device and the vacuum sealing device; and an outer bag deposited device and an outer bag gaping device which are correspondingly arranged on the outer bag conveying device. The inner bag loading device includes a load hopper movably arranged below the metering device and an inner bag film clamping mechanism arranged at the lower end of the load hopper; the inner film supplying device includes a reel and an inner bag supporting mechanism; the inner bag supporting mechanism includes a hollow outer cylinder fixed in the case and a suspension type inner cylinder movably sleeved in the outer cylinder, and over-film gap is arranged between the inner and the outer cylinders. The unit organically connects each automatic steps of vacuum packaging of the inner bag and outer bag, automatically and continuously finishes the inner bag and outer bag vacuum packaging of fluid solid small grain materials such as tea and so on, and greatly improves automation degree and production efficiency.

The invention relates to a high-power LED lamp with heat radiated through ceramics. The high-power LED lamp comprises a ceramic radiating base (6), a circuit board is fixed to one face of the ceramic radiating base (6), a white light LED flip chip (5) is connected to the circuit board, a nontransparent lampshade is fixed to the position above the white light LED flip chip (5), outward-protruding radiating fins (61) are arranged on the other face of the ceramic radiating base (6), and the radiating fins (61) are made of ceramic materials. Due to the fact that the radiating fins and the ceramic radiating base are made of ceramic materials, heat produced by the white light LED flip chip can be rapidly absorbed and radiated through high conductivity and high radiation physical properties of the ceramic materials, it is ensured that the white light LED flip chip is in the constant low temperature state and can work stably and continuously, and therefore the service life of the LED lamp can be prolonged.

The present invention relates to preparation of an electrode-active material, which uses a reactor to produce an electrode-active material by using a supercritical hydrothermal synthesis method, and a double-pipe type heat exchanger which cools the product discharged from the reactor to a subcritical range or below it.

A process for producing (meth)acrylic acid or (meth)acrylic acid esters, which comprises a reaction step comprising vapor phase catalytic oxidation of propylene, propane or isobutylene and, if necessary, a reaction step comprising an esterification step, characterized in that at the time when a high boiling mixture (hereinafter referred to as a high boiling material) containing a Michael addition product, is decomposed in a decomposition reactor to recover (meth)acrylic acids, while forcibly imparting a liquid flow in the circumferential direction to a liquid reaction residue in the decomposition reactor, the liquid reaction residue is discharged. In a process for recovering a valuable substance by thermally decomposing the high boiling material containing the Michael addition product of (meth)acrylic acids, it is possible to transfer the decomposition residue from the decomposition reactor to the storage tank without clogging, whereby a long-term continuous operation is possible.

The invention discloses a method for precooling a centrifugal pump which is used for transporting low temperature ethylene, comprising the following steps: using mini-flow low temperature liquid phase ethylene to constantly precool a back-up centrifugal pump, a liquid-in pipeline and a liquid-out pipeline and obtain gasified ethylene, constantly rolling the pump in the precooling and gasifying process, discharging gaseous phase ethylene into a low pressure gaseous phase ethylene system when the pressure of gaseous phase ethylene in the pump reaches 1.5-1.7MPa, continuously discharging for 20-30min to lead the temperature of the pump and the liquid-in and liquid-out pipelines to be up to -40 to -20 DEG C, by now, closing corresponding hand stop valves of liquid phase ethylene entering pipe and gaseous phase ethylene discharge pipe and then opening corresponding hand stop valves on the liquid-in pipeline and the liquid-out pipeline, adopting liquid phase ethylene at the temperature of -40 to -20 DEG C to pour into the back-up centrifugal pump, successfully starting the back-up centrifugal pump by once, and closing the operation of the centrifugal pump at the moment. By adopting the method, the switchover of the centrifugal pump can be easily realized, the safe and stable continuous operation of an ethylene purification device can be ensured, and the production cost can be lowered.

The present invention provides a biological filter deodorization equipment. It includes a blower fan, said blower fan is connected with biological filter by means of humidifier; said biological filter includes air-permeable filter layer whose interior is filled up with filter filler for adsorbing microbe, under the air-permeable filter layer a gas distribution layer is set, in the gas distribution layer several gas distribution tubes with gas distribution holes are set, these air distribution tubes are connected with the above-mentioned humidifier; over the biological filter a gas outlet is set, and between the biological filter and controlled space a gas circulation pipeline is set.

The invention discloses a process for continuously producing calcium naphthenate. The process comprises the following steps: (1) mixing naphthenic acid, methanol, dimethylbenzene and base oil to form a mixed oil raw material; (2) feeding the mixed oil raw material and a calcium hydroxide saturated solution in a first micro-tube type reactor, and carrying out neutralization reaction to obtain an intermediate product; (3) feeding the intermediate product and CO2 in a second micro-tube type reactor, and carrying out carbonation reaction to obtain a coarse product; and (4) directly feeding the coarse product into a coarse product tank from an outlet of the second micro-tube type reactor, distilling the coarse product and carrying out settling filtration on the coarse product to obtain the final product. The process has the beneficial effects that three-phase synthesis of high-base-number nano petroleum calcium naphthenate is carried out in a micro-reaction system, reaction materials can be micro-mixed uniformly instantaneously, the form and the particle size distribution of nanoparticles are controlled effectively, the production efficiency and the quality of products are improved, and stable continuous operation is realized.

The medium stirring wet dispersing machine has a cylindrical dispersing tank, a tubular rotation shaft, an outer rotor with blades arranged to form one cylinder for generating centrifugal force, and an inner rotor inside the outer rotor and with also blades arranged to form one cylinder for generating centrifugal force. The outer rotor possesses functions of crushing and dispersing particles, whereas the inner rotor possesses functions of separating and grading medium. Therefore, the present invention can disperse medium in nanometer level and has great capacity and excellent grading performance.

The invention discloses a USB3.1 Type-C cable automatic welding assembly line device. The device is characterized in that cables of different colors are manually separated at the starting end of the assembly line, the cables are clamped on sub fixtures, and the sub fixtures are mounted on main-sub jigs of the assembly line device; a cable drawing device, a cable cutting device, peeling devices, a scaling powder adding device, a tin dipping device, a cable core cutting device, a scaling powder adding device, a welding device, a CCD detecting device, an unloading device and a jig grabbing device are sequentially arranged from the starting end of the assembly line and the tail end of the assembly line, and the devices are arranged along a jig moving device; the peeling devices comprise a fine cable peeling device and a thick cable peeling device; a vibration disc is arranged for being in butt joint with the jig moved to the welding device through a terminal circulation channel; and a machine case is arranged for being electrically connected with the devices. According to the USB3.1 Type-C cable automatic welding assembly line device, the performance is stable, the productivity and the yield are high, the high-quality welding of USB3.1 Type-C terminals and cables is achieved fully automatically, the production efficiency is high, the automation degree is high, much human resource is saved for enterprises, and the cost of the enterprises is reduced.

The invention discloses a tea bag automatic box suction and bag feeding device. A guide rail mounting frame is arranged at the upper end of a machine frame; a bag pushing air cylinder is arranged on the guide rail mounting frame; raw material mounting frames are respectively arranged at the two ends of the inner side of the guide rail mounting frame; a raw material guide rail is arranged on each raw material mounting frame; a material pushing plate is arranged on the bag pushing air cylinder; a box making mounting frame is arranged at the lower end of the machine frame; a box suction mounting frame is arranged at one end of the box making mounting frame; a vacuum suction disc is arranged on the box suction mounting frame; a passage is arranged at the part, penetrating through a mounting plate, of the vacuum suction disc and is connected with a box storage mechanism; a shaping folding plate is arranged at one side of the passage. The tea bag automatic box suction and bag feeding device has the advantages that the structure design is reasonable; a box can be automatically and correctly sucked and opened by different air cylinders and sensors, and a packaging bag is quickly pushed into the box; multiple procedures are sequentially linked, the quick and stable continuous operation is realized, the automation degree is high, the error rate of manual operation is reduced, the working efficiency is improved, and the device is suitable for large-scale production.