22results about "Pressure/vacuum vessels" patented technology

The application belongs to the field of lithium hexafluorophosphate production, in particular to a vacuum reaction furnace for lithium hexafluorophosphate production, which comprises a horizontal vacuum furnace, the inside of the horizontal vacuum furnace is provided with a rotatable inner stirring frame, the inner stirring frame is attached to the inner wall of the horizontal vacuum furnace, and a feeding door for feeding and discharging is installed on the top of the horizontal vacuum furnace. Through such a setting, an integrated preparation process of lithium hexafluorophosphate synthesis and purification reaction is realized, air and moisture pollution caused by raw material transfer during the synthesis and purification reaction process is eliminated, the post-processing process is increased, the quality is reduced, and other problems are solved. At the same time, the switchable negative pressure absorption system makes the treatment of the purification and synthesis stages adapt smoothly, realizes the possibility of common operation, reduces the transfer, post-processing and other process steps, and improves the production efficiency.

The utility model discloses: a kind of water pressure autoclave, comprising: the reaction kettle body for installation, the mounting cover stably installed on the upper end of reaction kettle body;Further comprising: the mounting cover is provided with uniform stirring mechanism, wherein stirring mechanism includes first gear, second gear, first stirring rod, third gear and second stirring rod, the left side of first gear is connected with second gear, and the inside of second gear is connected with first stirring rod, and the right side of first gear is connected with third gear, and the inside of third gear is connected with second stirring rod;Second sealing ring, the lower end of second sealing ring is provided with sealing structure.The utility model relates to high-pressure kettle technical field, the water pressure autoclave, it is convenient to mix inside material of water pressure autoclave sufficiently evenly, it is convenient to seal protection to water pressure autoclave, ensure that inside material can effectively react, it is convenient to heat evenly to inside reaction material of water pressure autoclave.

The invention relates to an inlet transition chamber for a vacuum chamber (4) of a mobile strip (2) vacuum treatment installation, of the type comprising at least one liquid reservoir (5) containing a liquid (11), the reservoir comprising an upstream compartment (6) and a downstream compartment (7), the upstream compartment (6) and the downstream compartment (7) being separated by a vertical partition (8) leaving an unobstructed passage (9) between the two compartments at the lower part of the reservoir, a guide roller (10) for guiding the strip being arranged in the passage (9). The transition chamber comprises a downstream evacuation chamber (13) extending from the downstream compartment (7) and connected to an evacuation device (15), liquid extraction means (17) being arranged in the downstream evacuation chamber (13), wherein the downstream evacuation chamber comprises an outlet slit (14) for the strip, and wherein the transition chamber comprises means (12) for cooling the liquid (11) contained in the reservoir.

The invention relates to a coating apparatus comprising a vacuum chamber (1) and a workpiece chamber (2), each of the chambers (1, 2) having an inner volume and a connection opening (3, 4) over which the vacuum chamber (1) and the workpiece chamber (2) are connected or connectable to each other, wherein the vacuum chamber (1) is provided with a vacuum device (5) adapted to generate a vacuum within the vacuum chamber (1) and the workpiece chamber (2), wherein a coating device (6) is adapted to provide a workpiece placed in the workpiece chamber (2) with a coating, wherein the vacuum chamber (1) is further provided with an interface (7), wherein the interface (7) can be brought into at least an open position and a closed position, and wherein in its closed position, the interface (7) separates the inner volume of the vacuum chamber (1) into two parts (8, 9), in particular in a vacuum-tight manner. The invention further relates to a coating system and a coating method.

The present application relates to the technical field of sheeting machine, and discloses a vacuum sheeting machine, which comprises a mounting frame, a protective shell is arranged above the mounting frame, a feeding port is arranged above the protective shell, a discharging port is arranged at the bottom of the protective shell, a left mounting plate and a right mounting plate are arranged in the inner cavity of the protective shell, and a servo motor is arranged on the side wall of the protective shell. The present application is supported by the mounting frame, the protective shell is matched with the feeding port and the discharging port to realize the orderly feeding and discharging of materials, the left mounting plate and the right mounting plate in the inner cavity stably support the rotating rod and the rotating drum, the condenser tube in the rotating drum optimizes heat transfer, reduces the heat load per unit heat transfer area, effectively improves the production efficiency, reduces the equipment investment, and solves the problems of low efficiency and high investment of the traditional sheeting machine. The inner fixed ring of the mounting shell and the rotating ring on the rotating rod form a preliminary seal, and the left sealing pad plate and the right sealing pad plate are matched and sealed, so that the leakage of the rotating rod can be avoided to prevent the oxidation of the materials or the leakage of toxic gas, and the sealing problem of the traditional sheeting machine is solved.

A moisture evaporation device for a cold-end system in sponge titanium production mainly consists of a large cover and a reactor, with a sealing gasket between the large cover and the reactor. The lower flange of the reactor connects to the flange of a heating device, with another sealing gasket between the two. The large cover is equipped with a vacuum tube and a temperature measuring tube, and a valve C and a pressure gauge B are mounted on the vacuum tube. The heating device provides insulation and mainly consists of a heat inlet pipe, valve A, an outlet pipe, valve B, and pressure gauge A. This invention ensures that the large cover and reactor of the cold-end system are in a water-free state before entering production, guaranteeing the quality of the produced sponge titanium. It has a simple structure and is easy to operate.

The present application relates to the technical field of high pressure processing equipment, and particularly relates to a pressure vessel, which comprises a shell, a furnace door, a locking mechanism and a first rolling support mechanism; the shell is provided with a flange, the outer peripheral wall of the furnace door is provided with at least one protruding part, the end face of the flange is locked with the end face of the furnace door through the locking mechanism; the axial two ends of the locking mechanism are respectively provided with a first clamping part and a second clamping part, the second clamping part is matched with the protruding part; the locking mechanism locks or unlocks the shell and the furnace door by rotating along the own axis, when rotating, the first clamping part is rolling connected with the flange through the first rolling support mechanism, and the second clamping part is dislocated or clamped with the protruding part. The first rolling support mechanism can reduce the particulate matter generated by sliding friction during the rotation of the locking mechanism, the first rolling support mechanism can retract into the base body when subjected to a pressure greater than a set pressure, and the overall structure is simple.

A kneader (1) is provided that suppresses the degradation of the physical properties of the kneaded mixture and has high sealing performance at the shaft portion of the rotor. The kneader (1) includes: a chamber (2) defining a kneading space (15); a rotor (3) having a first rotor shaft portion (12) and a second rotor shaft portion (13); a first bearing portion (4) supporting the first rotor shaft portion (12) in a rotatable manner; a second bearing portion (5) supporting the second rotor shaft portion (13) in a rotatable manner; and seals (6a, 6b) preventing leakage of working fluid at a position closer to the motor than the chamber (2). At least one of the first bearing portion (4) and the second bearing portion (5) includes an unlubricated bearing.

To provide pressure-stepped chemical reactions and associated methods, systems, apparatuses, and articles.SOLUTION: In an acid digestion reaction performed in a vessel, an elastic lid or septum can be mounted to the mouth of the vessel with a flanged band. In response to determining that a predetermined pressure has been reached in the vessel, a closing force being applied to the lid or septum can be reduced to initiate venting from the vessel. One or more parameters, including the closing force, can be monitored during the venting, and the closing force can be responsively adjusted to optimize the venting. The closing force can be provided by a clamping apparatus that may or may not include a hydraulic system. The clamping apparatus can be configured to increase the closing force in response to increased hydraulic pressure in the hydraulic system.SELECTED DRAWING: None

The utility model discloses a kind of pressurized chemical synthesis purification devices, belong to synthetic purification device technical field.A kind of pressurized chemical synthesis purification device, including purification tank, booster tank, the communication pipe is connected on the booster tank, another end of the communication pipe is communicated with purification tank, further include: screw rod, threaded connection is in on the booster tank;Piston plate, sliding connection is in the booster tank, the piston plate bottom fixedly connected with connector, one end of the screw rod is rotatably connected in connector;Annular installation groove, setting on the side of the piston plate;Sealing air bag, install in the annular installation groove, for the gap between piston plate and booster tank is sealed filling;The utility model is through the setting of sealing air bag, can effectively fill the gap between piston plate and booster tank, avoid the leakage of gas, simultaneously through the setting of cover plate, in subsequent can effectively replace sealing air bag, facilitate long time use.

To safely take out a conveyance mechanism provided in a reaction vessel. A take-out apparatus (30) according to the present disclosure takes out a conveyance mechanism (13) from a reaction apparatus (10) including a reaction vessel (11) and the conveyance mechanism (13), the reaction vessel (11) obtaining a product by causing a reaction of a substance to be treated that is charged into the reaction vessel (11), the conveyance mechanism (13) being provided in the reaction vessel (11) to convey the substance to be treated. The take-out apparatus (30) includes a housing vessel (31) hermetically coupled to the reaction vessel (11), and a coupling member (32) to be coupled to the conveyance mechanism (13) in the housing vessel (31), and the conveyance mechanism (13) is taken out from the reaction vessel (11) by moving the coupling member (32), and is housed in the housing vessel (31).

This invention relates to the field of pharmaceutical manufacturing technology, and particularly to a vacuum reaction apparatus for pharmaceutical intermediates, comprising a reaction chamber, a support plate, a pulverizing unit, and a stirring reaction unit. Existing agitators used in pharmaceutical intermediate reaction vessels have the following problems: they cannot pulverize solid particles, thus requiring more time for complete dissolution; because the chamber is connected to the outside, gases or dust in the air can easily enter the chamber through the feed inlet, disrupting the normal reaction of the pharmaceutical intermediates; furthermore, the pharmaceutical intermediates are not heated during the reaction, thus affecting the reaction rate. This invention, however, can pulverize solid particles, thereby accelerating the reaction rate between the solid particles and the solution. In addition, heating the solid particles can accelerate their dissolution, and the reaction chamber is always in a vacuum-sealed state, thereby enhancing the reaction effect between the solid particles and the solution.

The present application belongs to the technical field of alumina production, and specifically relates to an automatic vacuum stabilizing system for a plate siphon feed pipe of a decomposing tank, which comprises a siphon automatic vacuum pumping mechanism, a gas-liquid separation and automatic discharging mechanism, and a valve control mechanism, wherein the mechanisms are connected through pipelines and realize signal linkage; a float ball liquid level meter is arranged at the top of the siphon, and a gas-liquid separator is connected in series on the vacuum pumping pipeline, and each component is linked with the valve to realize automatic control. The present application can simultaneously remove free air in the siphon and residual air entrained by foam, realize closed-loop automatic operation, ensure stable and continuous siphon effect, improve production continuity, adapt to a decomposing mother liquor conveying system prone to foam, and can be directly installed on the basis of existing equipment, and is suitable for a wide range of applications.

The invention relates to a steam sterilizer comprising a pressure vessel (2) and a jacket element (3) connected to the pressure vessel (2) in a pressure-tight manner, wherein a steam space (4) is formed between the pressure vessel (2) and the jacket element (3). According to the invention, the pressure vessel (2) and the jacket element (3) are connected to each other without welding.

This utility model discloses a rubber pyrolysis distillation separation device, including a high-pressure container and a sealing cap. Arc rails are installed on the lower left and right sides of the high-pressure container, and bases are installed on the outer sides of the arc rails. The sealing cap is installed above the high-pressure container, and a locking assembly is installed on one side of the sealing cap. A connecting pipe is installed on the upper left side of the sealing cap, and the connecting pipe is embedded in the sealing cap. Compared with existing pyrolysis-distillation separation devices, this rubber pyrolysis distillation separation device places washed and sliced ​​natural rubber into the pressure container, rotates the sealing cap onto the high-pressure container, and forms a sealed container with the sealing cap. Pulling the locking rod engages with the locking block, and a spring pulls down the locking block to ensure a secure lock. Three sets of locking assemblies ensure the sealing cap is stably fixed, preventing accidents caused by accidental opening of the sealing cap. High-pressure water or steam is introduced through the connecting pipe to cause the natural rubber to undergo a pyrolysis reaction.

The utility model discloses a kind of vacuum emulsification devices for cream type cosmetic production, it is related to cosmetic field, including main processing jar, the top surface of main processing jar is buckled with sealing cover body, the top surface of sealing cover body is vertically welded with top connecting column, the top surface of sealing cover body is obliquely fixed with through window, the top surface of sealing cover body is fixedly connected with vacuum pipe, the top surface of sealing cover body is fixedly connected with air pipe, the outside side of main processing jar is vertically provided with auxiliary jar body, the top end of auxiliary jar body is fixedly provided with pressure gauge, the outside side of auxiliary jar body is symmetrically welded with side connecting pipe, the bottom surface of main processing jar is vertically welded with bottom turnover block, the bottom end of main processing jar is horizontally provided with fixed bottom plate, in using sealed structure to make in vacuum emulsification more efficient, and in automatic turnover discharge structure let it can effectively improve processing efficiency.

This utility model belongs to the field of catalyst synthesis technology, specifically relating to a high-pressure synthesis reactor for MOFs catalysts. The reactor includes a vessel body and a cover plate. A motor is fixedly mounted on the cover plate, and a stirring rod is fixedly connected to the motor's output shaft. A limit post is fixedly connected to the upper side of the cover plate. A lifting assembly is provided on the vessel body. A sealing ring is embedded in the lower side of the cover plate, and an auxiliary sealing assembly is provided on the upper side of the cover plate. This high-pressure synthesis reactor for MOFs catalysts utilizes a design where the gas chamber of the auxiliary sealing assembly connects to the sealing ring. After the cover plate and vessel body are in contact, the electric telescopic rod continues to retract, driving the hinged rod to push the piston rod, forcing the gas in the gas chamber into the hollow sealing ring, causing it to expand and enhancing the sealing effect. When the cover plate is opened, the gas in the sealing ring flows back into the gas chamber, facilitating the sealing ring's retraction and separation from the sealing groove. This avoids the rapid wear caused by frequent compression and friction of traditional seals, thus improving the service life of the sealing ring.

The utility model belongs to high -efficient polyacrylamide production device technical field, especially one kind inhibits the high -efficient polyacrylamide production device of bubble formation, it includes production equipment ontology, feed pipe, discharge pipe, vacuum pump, apron and agitator, feed pipe, discharge pipe and vacuum pump are all fixedly installed on production equipment main body, the outside of apron and the top inner wall of production equipment main body slide contact, agitator fixedly installed on apron, this polyacrylamide production device still includes pressing mechanism and fixed mechanism, the quantity of pressing mechanism and fixed mechanism is all two groups, in the utility model, vacuum pump maintains the negative pressure environment inside production equipment ontology and inhibits bubble formation, apron and equipment main body sliding sealing cooperation enhance air tightness, docking mechanism is tightly pasted with fixed plate through extruding frame extruding pasting rod and guarantees sealing reliability, solve the problem that material bubble influences performance, simultaneously convenient separation apron clean up equipment inside thoroughly.

The present invention provides systems, apparatuses, and methods for treating containerized waste, such as hazardous, radioactive, and / or mixed waste. The apparatuses and methods employ a combination of thermal decomposition and a specialized lance.

This utility model discloses a two-stage differential vacuum cavity for molecular beam loading, comprising a cavity body including a first sidewall, a second sidewall, a third sidewall, a fourth sidewall, a top wall, and a bottom wall. The first and third sidewalls are arranged opposite each other, as are the second and fourth sidewalls. Molecular beam inlets and outlets are respectively provided on the first and third sidewalls. A first vacuum port and a second vacuum port are respectively provided on the second and fourth sidewalls. A folded baffle is provided within the cavity, with its top edge connected to the top wall of the cavity and its bottom edge connected to the bottom wall. The intersection of the third and second sidewalls connects to one side of the folded baffle, and the intersection of the first and fourth sidewalls connects to the other side of the folded baffle. Differential circular holes are provided on the folded baffle. The folded baffle design maximizes the area of ​​the sidewall with the vacuum ports, providing a larger vacuum port.

The present invention relates to a method for preparing a hole transport layer compound and specifically to a preparation method whereby a poly(triarylamine)-based polymer having a high purity and high molecular weight can be obtained as a hole transport layer compound.