234results about How to "Improve heating uniformity" patented technology

The utility model relates to a separable portable constant-temperature vacuum cup, and belongs to the technical field of small household appliances. The heat preservation cup comprises a heat preservation cup body, a cup cover is connected to the heat preservation cup body, a base is connected to the bottom of the heat preservation cup body, and the heat preservation cup body is detachably connected with the base through a rotary buckle structure. A rechargeable power supply module, a control module and an elastically telescopic electrode contact pin are arranged in the base, the control module is respectively connected with the power supply module and the electrode contact pin, and the electrode contact pin is positioned at the top of the base; a connector capable of being electrically coupled with the electrode contact pins is arranged at the bottom of the vacuum cup body, a heating body for heating and a temperature sensor for detection are arranged in the vacuum cup body, and the heating body and the temperature sensor are electrically connected with the connector. According to the utility model, the detachable buckle structure is arranged, so that the base and the vacuum cup body are separately placed, the height of the vacuum cup is reduced, and the vacuum cup is more convenient to store and carry; and meanwhile, the charging convenience is also improved by independently moving the base.

The utility model provides a hot galvanizing strip steel edge heating device, and relates to the technical field of hot galvanizing strip steel production, the hot galvanizing strip steel edge heating device comprises a shell, strip steel, an air supply assembly and two air knives, the strip steel penetrates through the shell, and the left side and the right side of the strip steel are each provided with a heating assembly, a first adjusting assembly and a second adjusting assembly; by arranging the heating assembly, the cooling speed of the strip steel edge coating can be slowed down, so that the phenomenon that the strip steel edge coating is too thick is prevented, the strip steel quality is guaranteed, the heating assembly can heat the strip steel edge from the upper side and the lower side at the same time, the heating uniformity is improved, and the heating effect is improved; by arranging the first adjusting assembly, the distance between the first air outlet pipe and the second air outlet pipe can be adjusted according to actual use requirements so as to adapt to strip steel of different thicknesses, and the use stability is improved; and by arranging the second adjusting assembly, the distance between the two heating assemblies located on the left side and the right side of the strip steel can be adjusted according to actual use requirements so as to adapt to the strip steel with different widths, and the use stability is improved.

The invention discloses a bearing boat and semiconductor process equipment, and relates to the field of photovoltaics and semiconductors. A bearing boat comprises a supporting assembly and a plurality of heating plates. The multiple heating plates are arranged on the supporting assembly in a stacked mode, and a containing space is formed between every two adjacent heating plates; the plurality of heating plates comprise at least one radio frequency electrode plate and at least one grounding electrode plate, and the radio frequency electrode plates and the grounding electrode plates are alternately arranged. The problems of long preheating time, uneven preheating and the like at least can be solved.

The invention discloses a conductive glass fiber cloth, which comprises a glass fiber base cloth and a carbonized conductive layer formed on the glass fiber base cloth, and the carbonized conductive layer is obtained by coating conductive ink and calcining, the conductive ink is prepared from the following components in parts by weight: 10 to 30 parts of low-melting-point glass powder, 3 to 5 parts of graphene, 0.5 to 2 parts of single-walled carbon nanotubes, 0.1 to 0.5 part of conductive carbon black, 5 to 10 parts of resin, 0.1 to 0.3 part of dispersing agent, 0.01 to 0.03 part of anti-settling thixotropic agent, 0.01 to 0.05 part of silane coupling agent, 70 to 90 parts of water and 5 to 20 parts of ethanol. The conductive glass fiber cloth is high in sheet resistance stability, good in coating adhesion fastness, excellent in impact resistance and suitable for conductive functionalization of thin glass fiber cloth.

The invention discloses extrusion forming equipment for PVC pipeline production, relates to the technical field of PVC pipeline injection molding, and aims at solving the problem that the masses of prepared PVC pipes at different positions are different due to the fact that uniform mixing is not achieved at the beginning. The stirring effect and the heating uniformity are improved through rotary stirring, then the first-stage mixing disc moves upwards, downward negative pressure is generated by the first-stage mixing disc, molten liquid is extruded out of a plurality of material distribution holes, meanwhile, the transfer column drives the second-stage mixing disc to rotate, and due to the fact that the molten liquid has viscosity, the molten liquid can be extruded out of the second-stage mixing disc. The second-stage mixing disc is arranged, so that solutions extruded from the material distribution holes fall off in a staggered manner under the rotation of the second-stage mixing disc, and finally, the solutions are mixed in different forms in a solution state, so that uniform mixing at the beginning is ensured, and the raw material mixing proportion deviation degree is greatly reduced in a spiral conveying stage.

The invention relates to the technical field of vacuum welding, and discloses high-precision automatic mechanical welding equipment in a vacuum environment, which comprises an equipment shell, a supporting seat is arranged at the center position of the bottom of the equipment shell, a static tool seat is fixed at the upper end of the supporting seat, a movable tool seat is movably arranged right above the static tool seat, and the movable tool seat is movably arranged right above the static tool seat. A lead screw is rotationally arranged at the upper end of the edge of the static tool seat, a lead screw thread is arranged in the middle of the lead screw, the lower end of the lead screw is fixed to the inner layer of the static tool seat through a first bearing seat, and the upper end of the lead screw is fixed to the top of the equipment shell through a first bearing seat. A third servo motor is started, through a series of transmission, a coaxial walking gear is driven to move on a gear rail, the whole welding feeding seat is driven to do uniform-speed circular motion around an annular rail, accordingly, a welding flux guide pipe is made to evenly conduct injection welding along the outer edge of a welding seam by a circle, the uniformity is higher, the welding quality is improved, and the welding efficiency is improved. And automatic feeding is achieved, and time and labor are saved.

The invention discloses a high-precision circuit board and a preparation method thereof. The preparation method comprises the following steps: acquiring a preset circuit diagram; setting a plurality of conductive layer groups according to a preset circuit diagram; wherein the conductive layers which need to form the same blind hole or buried hole form a conductive layer group, and the adjacent conductive layers which do not need to form the blind hole or buried hole form a conductive layer group; each conductive layer group comprises a core plate; placing the conductive layers in a stacked manner, placing bonding layers between the core plates in the same group or between the core plates and the conductive layers, and placing auxiliary layers between different conductive layer groups; laminating the conductive layer, the bonding layer and the auxiliary layer which are stacked, and stripping the auxiliary layer after lamination so as to enable the conductive layer group to form a sub-board; drilling a hole in a preset position of the daughter board to form a through hole; the daughter boards are placed in a stacked mode, and bonding layers are placed between the adjacent daughter boards; and laminating the sub-board and the bonding layer which are stacked. By adopting the technical scheme, the problems of alignment and warping caused by an asymmetric structure due to respective pressing of the sub-boards can be solved.

The invention belongs to the technical field of pyrolysis devices, and particularly relates to an internal and external heat integrated rotary pyrolysis device with an internal material returning mechanism. The device comprises a supporting device, a cracking inner cylinder, a transmission device, a kiln tail cover, a spiral feeding device used for conveying materials and an external flue used for introducing flue gas, the cracking inner cylinder is rotationally connected to the supporting device, the output end of the transmission device is connected with the cracking inner cylinder, the external flue sleeves the cracking inner cylinder, and the outer flue is connected with the transmission device. The outlet end of the spiral feeding device is rotationally connected with one end of the cracking inner cylinder, and the other end of the cracking inner cylinder is rotationally connected with the kiln tail cover; the cracking inner cylinder is obliquely arranged, a drum screen is arranged on the section, extending into the kiln tail cover, of the cracking inner cylinder, a heat carrier is filled in the cracking inner cylinder, and a material returning spiral for returning the heat carrier is arranged on the inner wall of the cracking inner cylinder. The invention provides an internal and external heat integrated rotary pyrolysis device which utilizes an internal circulation heat carrier to strengthen a heat and mass transfer process and assists in removing coke in a furnace.

An electrically-stirred solid-state microwave heating device comprises a solid-state microwave source, microwaves generated by the solid-state microwave source are radiated into a heating cavity or a heating space through an antenna array, an antenna housing is arranged between the antenna array and the heating cavity or the heating space, and a metal heat dissipation plate is attached to the side, away from the antenna housing, of the solid-state microwave source. A heat dissipation air channel is further arranged between the solid-state microwave source and the metal heat dissipation plate. Multiple paths of microwave signals with adjustable frequencies, amplitudes and phases are generated through a solid-state microwave source and are fed into an antenna array, electromagnetic energy of multiple branches is synthesized in space, different radiation states are generated according to control signals, and the heating effect of electric stirring is achieved; the metal heat dissipation plate and the heat dissipation air channel can timely dissipate heat generated by loss of the solid-state microwave source; electromagnetic energy radiated by the antenna array passes through the antenna housing, and the antenna housing can package the antenna array. The device has the advantages of being uniform in heating, good in heat dissipation performance, compact in structure and high in cleanliness.

The invention provides a semiconductor power device with a wide safe operation area and a preparation method thereof, and the device comprises a first groove and a second groove which are respectively formed in different areas of an epitaxial layer; a source polysilicon layer is formed at the bottom of the trench, a third isolation layer, a second isolation layer and a first isolation layer are sequentially formed on the outer side of the source polysilicon layer, an isolation oxide layer and a gate polysilicon layer are sequentially formed on the source polysilicon layer, and a gate oxide layer is formed on the outer side of the gate polysilicon layer; the thickness of the first isolation oxide layer is greater than that of the second isolation oxide layer, and the thickness of the first gate oxide layer is greater than that of the second gate oxide layer. The method has the beneficial effects that the isolation oxide layers with different thicknesses are formed in the device active region division regions, so that the gate-drain capacitance is reduced, and the device switching frequency is improved; meanwhile, the gate oxide layer adopts a single layer to realize different thicknesses in different areas, so that the threshold voltages of the cells in different areas are different, and the safe working area of the power device is widened; and a good compromise between the forward conduction capability and the reverse recovery capability is realized.

The utility model provides a constant-temperature water bath box which comprises a shell and a water bath container arranged in the shell, and a heating coil is arranged in the shell and corresponds to the exterior of the water bath container. The water bath container is of a cylindrical structure and rotates around the axis, an annular disc is coaxially arranged at the top of the water bath container, the inner diameter of the annular disc is smaller than that of the water bath container, and the water bath container is driven by a motor. A plurality of groups of connecting pieces penetrate through the shell along a circumferential array, the connecting pieces are movably arranged in the normal direction of the water bath container, the connecting pieces are located above the annular disc, circular rings are arranged at the front ends of the connecting pieces, and the inner diameters of the circular rings are larger than the outer diameters of cup bodies of beakers and smaller than the outer diameters of convex edges on the outer sides of the tops of the beakers; the distance between the top face of the ring and the bottom face of the water bath container is larger than the height of the beaker, the ring is located in the inner ring range of the annular disc, and the axis of the ring is parallel to the axis of the annular disc. According to the scheme, the heating uniformity of a test substance can be effectively improved, and the reaction effect can be improved.

A heating mechanism for a hot press comprises a fixing plate, a stirring structure and a buffering structure, and relates to the technical field of hot presses, a connecting box is arranged in the middle of the lower end of the fixing plate, a heating box is arranged in the middle of the lower end of the connecting box, the stirring structure is arranged in the heating box, and an oil inlet is formed in the upper left end of the heating box. An oil outlet is formed in the right lower end of the heating box; according to the device, the function of uniformly mixing the heat conduction oil in the heating box is realized through the stirring structure, so that the heat conduction oil with non-uniform temperature is fully mixed, the circulating conveying of the heat conduction oil is ensured, the heat conduction oil is more uniformly heated, the heat difference caused by non-uniform temperature is avoided, and the heating efficiency and the heating uniformity are improved; according to the device, the impact force for applying pressure to the to-be-machined part by the hot pressing plate is relieved through the buffer structure, the impact force generated when the hot pressing plate applies pressure is relieved, and the situation that the hot pressing plate is damaged due to the too large impact force generated when making contact with the to-be-machined part is avoided.

The utility model relates to the technical field of nitriding furnaces, in particular to a heating wire mounting structure of an ultra-deep well type nitriding furnace, which comprises a furnace body and a plurality of annular heating wires, any end of the furnace body is provided with a bed body, the annular heating wires are uniformly distributed at equal intervals along the length direction of the furnace body, any heating wire is provided with a wave structure along the circumferential direction of the furnace body, and the heating wires are arranged on the bed body. The nitriding furnace disclosed by the utility model has the beneficial effects that the plurality of annular heating wires are arranged at equal intervals along the length direction of the furnace body, and each annular heating wire adopts an independent temperature control system, so that the uniformity of temperature conditions in the nitriding process is improved; the heating coverage range of the nitriding furnace is widened while the heating uniformity is improved through the heating wires of the wave structure, and the heating wires of the wave structure can better adapt to the curved surface shape of the furnace wall, so that the heating wires can be attached to the larger area of the furnace wall; the annular heating wire is installed on the inner furnace wall through a bolt, and the annular heating wire is arranged at any end point of the wave.

This utility model relates to the field of fiber composite material tank winding molding, and provides a closed-cavity self-heating fiber winding molding tooling, including: a central rotating shaft, a heating assembly, and a detachable molding surface composed of multiple molding panels; wherein a heating element is attached to the inner surface of the molding panel; a conductive slip ring is provided at the end of the central rotating shaft to conduct electrical energy to the heating element; a temperature monitoring device collects the temperature of each molding panel in real time. This tooling achieves in-situ curing of the composite material under rotation by conducting electrical energy to the heating element through the conductive slip ring, and the temperature monitoring device can monitor and adjust the temperature in real time to ensure a uniform and stable temperature field; at the same time, the segmented and detachable design facilitates demolding after curing. This utility model solves the self-heating problem of fiber winding molding tooling with a closed cavity, and can significantly improve the molding efficiency and molding quality of composite material tank parts, and has good application prospects.

The utility model discloses a rectification extraction device capable of improving the quality of propylene glycol, which belongs to the technical field of rectification and is characterized in that propylene glycol steam generated at high temperature is introduced into a preheating tank and is conveyed upwards along a spiral preheating structure to transfer heat to a mixed solution containing propylene glycol, which is conveyed downwards by the preheating structure, so that the quality of propylene glycol is improved. According to the multi-stage rectification device, the temperature of mixed liquid primarily entering the first rectification tower is effectively increased, propylene glycol steam after being cooled is guided into the second rectification tower to be subjected to secondary rectification after being cooled by the condenser, and the rectification effect is effectively improved through multi-stage rectification, in addition, a stirring barrel matched with a stirring shaft is additionally arranged in the first rectification tower, and the rectification efficiency is improved. Waste liquid in the second rectifying tower is guided into the stirring barrel through the second discharging pipe and mixed with preheated mixed liquid, on one hand, the waste liquid with waste heat is used for conducting secondary preheating on the mixed liquid, on the other hand, the stirring structure is additionally arranged, the heating uniformity of the mixed liquid is improved, and the heating effect is enhanced.

The utility model discloses an extraction device for essential oil production and processing, which relates to the technical field of essential oil production and comprises an outer barrel body, a cover plate is arranged at the top end of the outer barrel body, an inner barrel body is arranged on the inner side of the outer barrel body, and a limiting ring is arranged on the outer side of the top end of the inner barrel body; the bottom end of the outer barrel body is fixedly connected with a base, one side of the base is provided with a plug hole, the top end of the base is provided with a heating plate, and the heating plate is arranged between the outer barrel body and the inner barrel body; a filter plate is arranged on the inner side of the inner barrel body, and a rotating shaft is rotationally arranged at the bottom end of the filter plate. By arranging the outer barrel body and the inner barrel body and arranging the heating plate between the outer barrel body and the inner barrel body, the heating uniformity of the inner barrel body can be effectively improved, and by arranging the stirring assembly on the inner side of the inner barrel body, internal essential oil raw materials can be effectively stirred, so that the essential oil raw materials can be heated more uniformly; the essential oil can be quickly changed into steam to be discharged from the liquid guide pipe, so that the extraction efficiency is effectively improved.

The invention provides an N-type TOPCon battery coating device capable of improving coating uniformity, and relates to the technical field of TOPCon battery manufacturing, the N-type TOPCon battery coating device comprises a coating reinforcing table, a supporting table is vertically welded to the left side of the upper surface of the coating reinforcing table, a spiral push cylinder is connected to the upper portion of the supporting table through a bolt, a push rod of the spiral push cylinder is perpendicular to the upper surface of the coating reinforcing table, and the upper surface of the coating reinforcing table is provided with a through hole; the heating wire is electrified to heat the film on the outer surface of the battery, so that the film body is in a high-temperature and high-pressure state, tiny wrinkles on the surface of the film body are flattened in the laminating process in the high-pressure state, the film body is softened in the high-pressure state, the film body is more easily attached to the outer surface of the battery piece, and the probability of generating bubbles in the film coating process is reduced; the problems that in the traditional TOPCon battery coating process, after a POE film is coated on the surface of a battery, a film body lacks an external auxiliary positioning structure, the firmness of the film body on the TOPCon battery cannot be further enhanced, and the coating uniformity and the service life of the TOPCon battery are affected due to the fact that wrinkles exist in the film body after coating are solved.

The utility model discloses a kind of isostatic pressing graphite baking furnace protection devices for semiconductor, comprising: mandrel, rotary drum and baffle ring, the mandrel concentrically arranged in the inside of rotary drum, the outer wall of rotary drum is recessed and is provided with the length direction of rotary drum along extension's insertion slot, the isostatic pressing graphite bar stock can be rollably arranged in insertion slot, the baffle ring is spaced on the outer wall of rotary drum and is set in the length direction of rotary drum.The semiconductor isostatic pressing graphite baking furnace protection device described in the utility model can be switched with the rotation of rotary drum, and the flame of combustion device is recycled to carry out baking, the isostatic pressing graphite bar stock is rolled in insertion slot due to gravity, improve heating uniformity, avoid the cracking of isostatic pressing graphite material.

The utility model relates to the technical field of industry, in particular to a converter for preparing methanol from coke oven gas, which comprises a coke oven, the top of the coke oven is fixedly connected with a box body, and a turn-over mechanism is arranged in the coke oven; the turn-over mechanism comprises a sliding groove, a sliding block, a box body, a motor, a vertical shaft, a rotating disc, a trapezoid top block and a rolling wheel. The sliding grooves are formed in the inner walls of the left side and the right side of the coke oven, the sliding blocks are slidably connected into the sliding grooves, the box body is fixedly connected between the two sliding blocks, the motor is fixedly connected to the outer wall of the bottom of the coke oven, and the top output end of the motor penetrates through the inner end and the outer end of the outer wall of the bottom of the coke oven and is fixedly connected with the bottom end of the vertical shaft. The rotary table is fixedly connected to the middle of the vertical shaft, the vertical shaft is driven by the motor to rotate, and the vertical shaft rotates to drive the box body to move up and down and generate vibration to turn over coking coal in the box body, so that the coking coal can be turned over continuously in the heating process in the coke oven, and the heating uniformity of the coking coal is improved.

This invention discloses a production control method for ultra-thin-walled steel pipes, including obtaining first specification parameters of a solid round billet and second specification parameters of the finished steel pipe; sawing the solid round billet according to the second specification parameters to form short round billets; feeding the short round billets into an annular furnace, and sequentially passing through a heat recovery section, a preheating section, a preheating section, a heating section (sections one to four), and a soaking section for heating; monitoring the temperature of the short round billets in real time to ensure that the center temperature of the short round billets reaches a first temperature threshold. The first adjustment refers to the initial adjustment of the burner temperature based on the analysis results of the first image, used to address anomalies in the surface temperature of the short round billets; the second adjustment refers to the secondary adjustment of the burner temperature based on the analysis results of the second image, used to address anomalies in both the surface and internal temperatures of the short round billets, which helps to eliminate local non-uniformity in the temperature field of the short round billets on the surface and inside.

The reaction kettle comprises a kettle body, a first heat conduction pipe, a second heat conduction pipe, a coil pipe, a steam generation device and a driving device, a center shaft is rotationally connected to the interior of the kettle body, the axis of the center shaft coincides with the axis of the kettle body, and a plurality of stirring paddles are arranged on the peripheral surface of the center shaft; the multiple stirring paddles are symmetrically distributed on the two sides of the center shaft and distributed at intervals in the length direction of the center shaft, and the first heat conduction pipe and the second heat conduction pipe are symmetrically arranged in the center shaft and correspond to the multiple stirring paddles on the two sides of the center shaft correspondingly; the first heat conduction pipe and the second heat conduction pipe respectively penetrate through a plurality of corresponding stirring paddles; the coil pipe is arranged on the periphery of the kettle body in a surrounding manner; the steam generating device communicates with the coil pipe, the first heat conduction pipe and the second heat conduction pipe and is used for introducing steam, and the driving device is used for driving the center shaft to rotate. The reaction kettle has the effect of improving the temperature control effect of the reaction kettle.

The utility model discloses a nozzle heating device for point gum machine, it includes heating cavity, is provided with stirring conveyor in the heating cavity, stirring conveyor includes pivot, bevel gear no.

The utility model relates to the technical field of fertilizer fermentation devices, in particular to a biological organic fertilizer fermentation device, which increases the heating area of a fertilizer, improves the heating uniformity of the fertilizer, improves the up-and-down flowing circulating conveying effect of the fertilizer, improves the mixing uniformity and mixing efficiency of the fertilizer and improves the fermentation quality of the fertilizer. Comprising a tank body and a feeding port which is communicated with the top end of the tank body; the heat conduction liner is arranged on the inner side wall of the tank body, a cavity is formed between the tank body and the heat conduction liner, the spiral blade and the multiple sets of stirring blades are installed on the supporting device, the supporting device is used for driving the spiral blade to rotate, and the stirring blades are arranged in the cavity. The supporting device is arranged at the bottom end of the tank body and used for driving the multiple groups of stirring blades to move circumferentially, the discharging device is arranged at the bottom end of the tank body in a communicating mode and used for discharging fertilizer in the tank body outwards, and the conveying device is arranged below the tank body.

This utility model discloses a coffee bean stirring mechanism and a coffee roaster. The coffee bean stirring mechanism includes a roasting tray, a stirring motor, and a stirring assembly. A connecting seat is connected to a connecting rod, and stirring blades are distributed on the connecting rod. The stirring blades have radially arranged ventilation holes, and the stirring groove wall of the roasting tray has ventilation holes. The stirring blades of this application have multiple ventilation holes arranged radially along the center. During rotation, these holes guide hot airflow through the coffee bean layer, preventing localized heat accumulation. Simultaneously, the ventilation holes reduce the rotational resistance of the stirring blades, allowing the coffee beans to form a three-dimensional tumbling trajectory under the combined action of airflow and mechanical stirring, significantly improving the uniformity of heating.

The invention provides a liquid crystal display glass thermoforming device, belongs to the technical field of glass thermoforming, and solves the technical problems that a liquid crystal display glass substrate cannot be uniformly thermoformed and heat loss cannot be reduced at present. The liquid crystal display glass heating forming device comprises a workbench, a baking box is fixedly connected to the surface of the workbench, supporting columns are fixedly installed at the bottom end of the workbench and the bottom end of the baking box, a guide assembly is arranged on the outer side of one through hole, and cover plates are movably connected to the outer walls of the two through holes. The transmission autorotation assembly is arranged in the baking box, so that a rotating rod can drive a sleeve frame to autorotate in the baking box, a clamping frame in the sleeve frame can conveniently drive glass to be uniformly heated and formed in the baking box, and the problem that the glass heating and forming temperature is not uniform is solved; and moreover, the cover plates are arranged on the two sides of the baking box, so that stable feeding and discharging can be carried out in the baking box.

This invention discloses a multi-zone controlled heating device for an electrode hot water boiler, relating to the field of electrode hot water boiler technology. It includes a partition and a synchronization assembly. A column is fixed to the top surface of the partition, and a fixing frame is mounted on the outer side of the column. Fixed shielding sleeves are fixedly connected to both ends of the fixing frame, and electrode columns are arranged inside the fixed shielding sleeves. An insulating sleeve is mounted on the top of each electrode column. The synchronization assembly is located in the middle of the partition and includes a protective cover. A protective cover is also mounted on the bottom of the partition. This invention uses a multi-level shielding structure composed of fixed and movable shielding sleeves to achieve graded shielding of the electrode columns. The spacing between the shielding structures increases progressively from bottom to top, gradually increasing the effective conductive exposure area of ​​the electrode columns along the water flow direction. This allows for gradual gradient heating of the electrolyte solution flowing from bottom to top, ensuring the water temperature rises steadily to the set temperature and significantly improving heating uniformity and efficiency.

The atomization assembly is used for the electronic atomizer, the atomization assembly comprises an atomization core and a heating structure, a through hole is formed in the atomization core, the heating structure comprises a plurality of heating parts, the heating parts are arranged on the atomization core at intervals and are close to the inner wall of the through hole, the outer surface of the atomization core is used for receiving oil liquid, and the heating parts are arranged on the outer surface of the atomization core. The atomization core is used for transferring oil liquid from the outer surface of the atomization core to the inner wall of the through hole, the heating pieces are used for heating so that the oil liquid can be atomized on the inner wall of the through hole, the oil liquid can permeate into the inner wall face of the through hole through the outer surface of the atomization core and is heated and atomized by the multiple heating pieces, and the heating area and the heating uniformity degree of the atomization assembly are improved.

The invention belongs to the technical field of high-temperature testing of pipes, and discloses a non-magnetic high-temperature testing device and a non-magnetic high-temperature testing method. The non-magnetic high-temperature testing device comprises a non-magnetic high-temperature heating cylinder made of a non-magnetic material, a moving and transporting sliding table and a moving and transporting trolley, the non-magnetic high-temperature heating cylinder is provided with a heating layer, and the axis direction of the non-magnetic high-temperature heating cylinder is arranged in the first direction; the moving sliding table is arranged at one end of the non-magnetic high-temperature heating cylinder and can be far away from or close to the non-magnetic high-temperature heating cylinder in the first direction; the moving and transporting sliding table is provided with a moving and transporting track arranged in the first direction, the to-be-tested pipe is supported on the at least two moving and transporting trolleys in a height-adjustable mode, the moving and transporting trolleys can run along the moving and transporting track to drive the to-be-tested pipe to enter or leave the interior of the non-magnetic high-temperature heating cylinder, and the to-be-tested pipe and the non-magnetic high-temperature heating cylinder are coaxial. According to the invention, the influence of magnetic interference on the high-temperature test of the pipe is solved, and the transfer of the to-be-tested pipe with the long-axis characteristic and the improvement of the heating uniformity are facilitated.

The utility model belongs to the technical field of material cylinder devices, and particularly discloses a full flow guide material cylinder which comprises an inner cylinder, a jacket sleeved outside the inner cylinder and a first bottom plate fixed at the bottom of the jacket, a first flow guide cavity is formed between the side wall of the inner cylinder and the jacket, and a second flow guide cavity is formed between the bottom wall of the inner cylinder and the first bottom plate. The first flow guide cavity is communicated with the second flow guide cavity, a liquid inlet and a liquid outlet are formed in the bottom and the top of the side wall of the jacket respectively, the liquid inlet is communicated with the second flow guide cavity, and the liquid outlet is communicated with the first flow guide cavity. The flowing path enables the heat exchange medium to act on the bottom and the side wall of the material cylinder in sequence, and a heat exchange interface covering the whole area is formed. The directional flow path shortens the circulation time of the heat exchange medium and improves the heat conduction efficiency, so that the production process cycle is shortened and the product quality stability is improved.

The utility model relates to the technical field of lens film pasting equipment, and provides a heating mechanism for heating an optical film, the heating mechanism comprises an infrared radiation lamp, an upper die holder and a lower die holder, the infrared radiation lamp and the lower die holder are respectively arranged on two opposite sides of the upper die holder, the upper die holder is provided with a heating channel, and the heating channel is communicated with the infrared radiation lamp. A transparent blocking piece is arranged on the side, away from the lower die base, of the upper die base, the lower die base is used for containing an optical film, when the upper die base and the lower die base are closed, the optical film is fixed between the upper die base and the lower die base, the heating channel extends to the lower die base, and the optical film is fixed between the upper die base and the lower die base. The infrared radiation lamp irradiates the heating channel and the lower die through the transparent blocking piece. Therefore, the optical film can be heated uniformly, and the quality of finished products is ensured.