580results about How to "Increase the heating area" patented technology

The invention provides a multi-section vacuum spiral dryer capable of continuously drying and a using method, and belongs to the technical field of spiral dryers. Comprising a rack, the top of the rack is provided with a plurality of sections of spiral drying machines which are distributed in a staggered mode, each spiral drying machine comprises a shell, a spiral conveying shaft, a variable frequency motor and a vacuumizing opening used for pumping away air in the shell, each shell comprises a shell body and a clamping sleeve arranged in the shell body, and a heating flow channel is formed in each spiral conveying shaft; a semi-spiral blade provided with a heating assembly is arranged on the outer wall of the spiral conveying shaft and used for heating and drying materials while the materials are conveyed, and a vacuum feeding tank is arranged at the top of the star-shaped discharging valve and used for making the materials in a vacuum state during feeding. According to the spiral drying machine, materials can be continuously dried, the heating area of the materials in the spiral drying machine is greatly increased, the materials are in a vacuum state in the whole process of feeding, conveying, heating and discharging, and the drying efficiency is effectively improved.

The invention provides a scanning electron beam-brazing composite welding method suitable for a closed cavity structure. The scanning electron beam-brazing composite welding method comprises the steps that S1, test welding is conducted; determining electron beam critical penetration welding parameters; determining scanning parameters of scanning electron beam critical penetration welding; determining scanning electron beam-brazing composite welding parameters; s2, welding seam machining and cleaning treatment; s3, brazing filler metal is selected and filled; s4, tool fixing and spot welding are carried out; s5, scanning electron beam-brazing composite welding is carried out; and the part fixed by the tool is placed in a vacuum chamber of an electron beam welding machine, then the part is welded through the electron beam welding and scanning parameters determined in the step S1 of test welding, and scanning electron beam-brazing composite welding of the part is achieved. The defect that in the electron beam welding process of the closed cavity structure, electron beams easily flow through large burns of metal opposite to a weld joint or are too small to cause non-welding is overcome, and therefore high-quality welding of the closed cavity structure is achieved.

The utility model relates to a composite heating type silicon carbide crystal growing furnace which comprises a furnace body, a heater assembly and a crucible, the heater assembly and the crucible are arranged in an inner cavity of the furnace body, the crucible is located in the heater assembly, a heat preservation layer is arranged between the furnace body and the heater assembly, and the heater assembly is fixed to the furnace body through an electrode. A crucible is arranged in the furnace body, a seed crystal disc is fixedly mounted on the crucible, seed crystals are adhered to the inner side of the seed crystal disc, raw materials are stored in the crucible, the heater assembly comprises an upper resistance heater and a lower resistance heater, and the upper resistance heater is located on the side, close to a top plate of the furnace body, of the lower resistance heater. The upper resistance heater and the lower resistance heater are used as heat sources, the heating area is increased, the melting speed of silicon materials in the crucible is increased, the axial temperature gradient is more easily formed in the furnace body, and large-size crystals are formed.

The invention relates to the technical field of electromagnetic heaters, and discloses a tank-type explosion-proof electromagnetic heater, comprising a tank body and an explosion-proof junction box installed on the outside of the tank body, wherein the tank body comprises, from outside to inside, a heat preservation layer, an electromagnetic coil and a heating cylinder, one end of the heating cylinder is fixedly connected with a feed port, the outside of the heat preservation layer is fixedly installed with a discharge port connected with the heating cylinder, and a plurality of conical plates are fixedly installed on the inner wall of the heating cylinder. The invention fixes a plurality of conical plates on the inner wall of the heating cylinder, and penetrates through a circular hole on one side of the conical plate, and the conical plate is directly connected to the inner wall of the heating cylinder. Through heat conduction, water flow contacting with the conical plate can also be heated, thereby increasing the heated area of ​​the fluid and rapidly raising the temperature of the fluid. Moreover, water passing through the circular hole can increase the flow rate of water and increase the degree of turbulence, thereby increasing the degree of mixing of the heated fluid with the low-temperature fluid and improving the heat transfer efficiency between the fluids. At the same time, in conjunction with stirring, the water flow in the heating cylinder can be heated more evenly.

The invention relates to the technical field of electromagnetic heaters, and discloses a tank type anti-explosion electromagnetic heater which comprises a tank body and an anti-explosion junction box installed on the outer side of the tank body, the tank body is provided with a heat preservation layer, an electromagnetic coil and a heating cylinder from outside to inside, and one end of the heating cylinder is fixedly communicated with a feeding port. A plurality of conical plates are fixedly installed on the inner wall of the heating cylinder, round holes are formed in one sides of the conical plates in a penetrating mode, the conical plates are directly connected with the inner wall of the heating cylinder, and through heat conduction, the conical plates can be heated, so that the heating cylinder is heated, and the heating efficiency is improved. Water flow in contact with the conical plate can be heated, the heating area of the fluid is increased, the temperature of the fluid is rapidly increased, the flowing speed of the water can be increased through the round holes, the turbulence degree is increased, the mixing degree of the heated fluid and the low-temperature fluid is increased, and the heat transfer efficiency between the fluids is improved; and water flow in the heating cylinder can be heated more uniformly.

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 utility model relates to the technical field of injection molding devices, in particular to a double-head injection molding device for injection molding of a plastic remote control car shell, molten materials are extruded into a mold to form a product in an injection molding mode, the double-head injection molding device comprises a rack, an injection molding assembly installed on one side of the rack and a mold closing assembly installed on the other side of the rack, a first mold mounting plate is arranged at the discharging end of the sleeve, the first mold mounting plate is fixed to the top of the rack, a first flow divider used for dividing materials is arranged in the first mold mounting plate, and two injection molding heads are connected to the first flow divider through pipelines; according to the utility model, the spiral heating wire is sleeved on the pipeline of the first flow divider and is used for increasing the heating area, so that the heating is more uniform, the heating speed is high, and meanwhile, air is introduced into the injection molding head in a matched manner to blow blocked materials into the sleeve, so that the waste of the materials is avoided.

The invention discloses a soil and stone separation device which comprises a heating box, a circulating assembly is arranged at the top of the heating box, a power assembly is arranged at the top of the circulating assembly, a stirring assembly is arranged in the heating box, and a bottom box is fixedly installed at the bottom of the heating box. A spiral stirring net is arranged at the bottom of the heating box, a filter screen is fixedly arranged at the joint of the heating box and the bottom box, and air outlet holes are formed in the side wall of the stirring pipe and are formed in intervals of the spiral stirring net. According to the soil-stone separation device and the separation method thereof, through holes in the upper portion of the spiral stirring net, it can be guaranteed that part of soil falls down through the holes in the upward guiding process of stone blocks in the soil-stone, the stone blocks continue to move upwards through the spiral stirring net, and vertical circulating movement of the stone blocks in the soil-stone is achieved; and the number of stones stacked on the filter screen is reduced, so that the stones stacked at the bottom are guided upwards, and the influence of stone stacking on soil-stone separation is reduced.

The invention discloses powder metallurgy sintering equipment for a diamond grinding wheel, and relates to the technical field of powder metallurgy sintering. According to the powder metallurgy sintering equipment for the diamond grinding wheel, through the design of the processing assembly, powder enters the interior of a round body block through a conveying pipe for transition, the interior of the round body block is connected with a center rotating shaft and can rotate, and the round body block is connected with a connecting hose and enters the interior of a collecting shell through the connecting hose for storage and sintering; a graphene pipe is arranged on the outer surface of the collecting shell and has a good heat absorption effect, a resistance heater is arranged at the bottom of the inner wall of the treatment shell and has a high-temperature heating effect, and the resistance heater is matched with the graphene pipe for heating, so that metallurgical powder in the collecting shell is fully heated and melted; in order to ensure uniform heating of the metallurgical powder in the collecting shell, the bottom of the round block is connected with a universal device, the whole is driven by the central rotating shaft to rotate at multiple angles, and uniform heating of the metallurgical powder is ensured.

The utility model discloses a refining device for chicken oil production. The refining device comprises a refining shell and a rapid stirring mechanism, a metal heating pipe is arranged in an inner cavity of the wall body of the refining shell, a conical hopper, a filtering plate and a discharging plate are sequentially arranged in the refining shell from top to bottom, and an air outlet pipe and a feeding pipe are arranged on the top wall of the refining shell in a penetrating mode; the rapid stirring mechanism is arranged in the refining shell; wherein the refining device further comprises a single-chip microcomputer, the single-chip microcomputer is arranged outside the refining shell, the input end of the single-chip microcomputer is electrically connected with an external power source, the output end of the single-chip microcomputer is electrically connected with the input end of the metal heating pipe, and the rapid stirring mechanism comprises a driving shaft, a rotating rod, an auxiliary stirring rod, a main stirring rod and a hollow shaft. The stirring part rotates forwards and backwards through the transmission element, so that the chicken fat in the stirring part is fully stirred, the heating area of the chicken fat is increased, and the chicken fat refining efficiency of the device is improved.

The invention discloses an extrusion production process of a 7-series aluminum alloy special-shaped profile, which comprises the following steps: S1, heating an aluminum bar, an extrusion cylinder and an extrusion die, and placing the aluminum bar in the extrusion cylinder; s2, extruding the aluminum bar at a constant speed, heating a profile discharged from an outlet of the extrusion die to a solid solution temperature, and carrying out on-line solid solution; s3, on-line quenching is conducted on the profile obtained after solution treatment in the S2; s4, performing two-stage aging heat treatment on the quenched profile obtained in S3; and S5, shaping to obtain a special-shaped profile finished product. The extrusion production process of the 7-series aluminum alloy special-shaped profile comprises the following steps: heating a profile discharged from an outlet of an extrusion die to a solid solution temperature; on the basis of the residual heat of the extruded profile, the heated area at the minimum wall thickness is large, and the temperature rise is fast; the temperature rise of the position with the large wall thickness is slow, the plasticity and the elongation of the aluminum alloy are improved through online solid solution, internal stress is eliminated, the crack generation probability is reduced, and then the yield of extrusion production of the special-shaped profile is improved.

The utility model discloses a heating core, an atomizer and an electronic cigarette, the heating core comprises a core body, the core body is provided with a central channel, the core body is provided with an inner wall corresponding to the central channel, the core body is provided with a first main body and a second main body which are connected with each other, and the central channel extends and penetrates through the first main body and the second main body; the outer diameter of the second main body is smaller than that of the first main body, the core body defines an airflow inlet and an airflow outlet which are respectively communicated with the central channel, the airflow inlet is positioned at one end of the first main body, and the airflow outlet is positioned at one end of the second main body; and the heating element is arranged on the wall, corresponding to the central channel, of the core body and is of a net-shaped structure. By means of the design, condensate formed when smoke is cooled can flow outwards from the end of the second main body, flowing to the center channel is reduced, and the center channel is prevented from being blocked; in addition, a heating wire is changed into a latticed heating piece, the heating area is increased, the temperature of the ceramic body is increased, the temperature of aerosol smoke cannot be too fast reduced, and formation of condensate is reduced.

The utility model relates to the technical field of boilers, in particular to a boiler shell boiler with smoke tubes welded with a boiler shell, which comprises a boiler body, a boiler furnace arranged on the lower portion inside the boiler body, a corrugated structure of the outer wall of the boiler furnace, a reversal chamber connected to one end of the boiler furnace, and a plurality of threaded smoke tubes arranged on the upper portion inside the boiler body. A front tube plate and a rear tube plate are installed at one end of the threaded smoke tube, the two ends of the threaded smoke tube are welded to the front tube plate and the rear tube plate respectively, and diagonal draw bars are installed in the boiler body and close to the upper portions of the two ends. According to the boiler shell boiler with the smoke pipe and the boiler shell welded, through structural optimization and innovative design of the boiler furnace and the smoke pipe, the heat efficiency and performance of the boiler shell boiler are remarkably improved. The furnace pipe of the corrugated structure increases the heating area and promotes sufficient combustion of fuel, and therefore the heat energy utilization rate is improved. Meanwhile, due to the design of the threaded smoke pipes, the smoke generates a strong vortex effect in the flowing process, heat exchange between the smoke and the inner wall of the boiler shell is enhanced, and the heat energy transfer effect is further improved.

The utility model discloses a pouring temperature adjusting device for a water distribution ring pipe. The pouring temperature adjusting device is composed of a heat preservation pipe, a heat dissipation plate and a supporting device. The heat preservation pipe is a hollow heat transfer pipe matched with the water distribution ring pipe in length, four sets of electric heating rods are coaxially arranged in the heat preservation pipe, one end of the heat preservation pipe is closed, and the other end of the heat preservation pipe is provided with a plug matched with the diameter of a pipe opening of the water distribution ring pipe in a sealed mode. The plug end is provided with a heating rod joint and a temperature sensor joint; the heat preservation pipe is fixed to the center of the water distribution ring pipe through supporting devices which are arranged at intervals in the axial direction and are of a cross structure. The temperature sensors are arranged on the cross support arms of the support device; a plurality of sets of heat dissipation plates are arranged at intervals in the axial direction of the heat preservation pipe, and each set comprises four heat dissipation plates which are fixed to the outer wall of the heat preservation pipe in a cross shape. The adjusting device disclosed by the utility model is uniform in heating, large in heating area and capable of avoiding bubbles; the heat dissipation plate and the cross-shaped support can ensure that the water outlet temperatures of different pipe diameters are consistent.

The invention provides a thin film automatic temperature control tensioning type feeding and conveying device, which belongs to the technical field of thin film conveying and comprises a main body, a transmission mechanism and a tensioning mechanism, a guide roller and a hollow cylinder are fixedly connected into the main body, and a conveying belt is rotationally connected into the main body; the transmission mechanism comprises a Y-shaped plate, a toothed plate, a gear shaft and a cam plate, the outer surface of the cam plate is in a protruding shape, and the side, away from the toothed plate, of the Y-shaped plate is rotationally connected with a limiting frame; the tensioning mechanism comprises a swing plate, a rectangular groove, a guide plate, a balancing weight, a hollow frame and a sliding plate. When gas in a T-shaped disc of the rotating mechanism is extracted, a thin film on the surface of the T-shaped disc can be adsorbed through a round hole in an arc-shaped plate, an inner frame is pulled forwards through a limiting frame, the adsorbed thin film is driven by the arc-shaped plate to slide forwards, the thin film is tensioned, the tension of the thin film during transportation is increased, and the conveying efficiency of the thin film is improved. Therefore, the film is recovered to a relatively stable state, and the phenomenon of film looseness caused by sudden decrease of tension is reduced.

The utility model relates to antibacterial woolen sweater drying equipment, which belongs to the technical field of woolen sweater drying and comprises a drying box, and a rotating roller is rotatably mounted in the drying box. The woolen sweater heating device has the advantages that the support can be driven to rotate through rotation of the rotating roller, then a plurality of woolen sweaters can be driven to rotate, the woolen sweaters can be perpendicular to the ground under the influence of the gravity of the woolen sweaters, one faces of the woolen sweaters face the heating mechanism under the rotation of the rotating roller, and after the woolen sweaters rotate by a circle, the woolen sweaters are heated by the heating mechanism. When the woolen sweater is heated, the other side of the woolen sweater faces the heating mechanism again, the heated area of the woolen sweater is greatly increased, the overall drying effect of the woolen sweater is better, then large-batch drying operation of the woolen sweater can be met, the drying efficiency is improved, the woolen sweater can be integrally shaped through matched use of magnets and iron blocks, and the woolen sweater drying efficiency is improved. Deformation of the woolen sweater in the drying process is avoided, and the drying effect of the woolen sweater is further improved.

The invention provides an intelligent heating device for a hookah, and relates to the technical field of smoking sets. The intelligent heating device for the hookah comprises a spiral pipe, a heating assembly, a temperature measuring assembly and a control module. The heating assembly and the temperature measuring assembly are isolated from each other and are arranged in the spiral pipe, and the heating assembly and the temperature measuring assembly are electrically connected with the control module; the spiral pipe is used for heating airflow penetrating through the spiral pipe, and the control module is used for controlling the heating assembly according to real-time temperature information obtained by the temperature measuring assembly, so that the airflow is located at a specific temperature or temperature interval. According to the intelligent heating device for the hookah, the heating area is greatly increased through the spiral pipe, the temperature of the spiral pipe is continuously measured through the temperature measuring assembly, the control module can accurately control the heating assembly to keep the spiral pipe at the preset temperature or temperature interval, and it is guaranteed that stable and efficient heating and temperature maintaining effects are formed on airflow. On the basis, the invention further provides an intelligent heating method for the hookah.

The utility model discloses an acetone sample adding and spraying device which comprises a nozzle, a sample groove device and an acetone sample adding device, the sample groove device comprises a sample groove body, a sample cup, a slide groove and a slide sensor; the acetone sample adding device comprises an acetone sample storage bottle, a sample adding device, a heating device, a feeding pipe and a conveying pipe; the input end of the sample adding device is communicated with the acetone sample storage bottle through a feeding pipe, and the output end of the sample adding device is communicated with the heating device through a conveying pipe; a nozzle is arranged at the tail end of the heating device; the acetone sample adding and spraying device provided by the utility model has high efficiency and stability of acetone evaporation and spraying treatment, and ensures the operation safety of laboratories and personnel.

The utility model discloses a melting device for aluminum ingot processing, which relates to the technical field of aluminum ingot processing and comprises a melting cylinder, a blanking frame is fixedly arranged at the bottom of the melting cylinder, and a turning assembly is arranged in the melting cylinder and used for driving aluminum ingots to turn. A slag removing assembly is arranged on one side of the interior of the discharging frame and used for removing waste slag in molten aluminum ingot slurry after melting and improving the aluminum ingot melting quality, the slag removing assembly comprises a first rotating shaft, and the front end and the rear end of the first rotating shaft are connected to the front side wall and the rear side wall of the interior of the discharging frame through bearings correspondingly. The first rotating shaft is driven by the first motor to drive the plurality of raking claw frames to rotate, so that slag raking of waste slag mixed in aluminum ingot molten slurry in the blanking frame is realized, and the waste slag slides off from the top of the slag discharging frame, so that separated collection of the aluminum ingot molten slurry and the waste slag is realized, and the overall quality of aluminum ingot melting is guaranteed.

The utility model belongs to the technical field of agricultural product drying equipment, and particularly relates to a heat source device of a grain dryer. One end of the shell is provided with a shell air inlet, the other end of the shell is provided with a shell air outlet, the shell air outlet is provided with an air blower connecting structure, an air duct piece is arranged in the shell, one end of the air duct piece is correspondingly connected with the shell air inlet, and the other end of the air duct piece is correspondingly connected with the shell air outlet; a plurality of heating plates which are arranged at intervals up and down are fixedly arranged in an inner cavity of the air duct piece through a mounting bracket, each heating plate is horizontally arranged, and the heating plates are microcrystalline glass plates coated with electrothermal films and conductive electrodes. According to the utility model, the heating efficiency can be effectively improved, and the use cost is saved.

The utility model discloses an energy-saving heat utilization device of a gas-fired boiler, which relates to the field of energy-saving heat utilization of gas-fired boilers, and comprises a heating tank, a burner is fixed at the bottom end in the heating tank, a hot water tank is arranged above the burner, a smoke exhaust cavity is arranged between the outer side and the inner wall of the heating tank, and the smoke exhaust cavity is communicated with the inner wall of the heating tank. The bottom end of the smoke discharging cavity is arranged between the combustor and the heating tank, after the combustor is started, smoke and heat generated by combustion of the combustor can be discharged through the smoke discharging cavity and discharged into the corresponding first expansion box and the corresponding second expansion box, heat preservation and preheating are conducted on a water outlet pipe and a water inlet pipe correspondingly, and the heating efficiency is improved. Meanwhile, due to the fact that the two smoke exhaust channels are arranged, the smoke exhaust speed can be increased, the combustion efficiency is improved, when heat and smoke move from bottom to top through the smoke exhaust cavity, heat preservation can be conducted on the outer side of the heating tank through the smoke and redundant heat, and the heating tank is heated more evenly. Smoke and redundant heat are utilized, and the energy-saving effect is achieved.

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 belongs to the technical field of glue preparation devices, and particularly relates to a glue stirring device with a heating assembly. Comprising a barrel body which is provided with a heating layer; a stirring mechanism; the multiple heating assemblies are arranged on the side wall of the barrel body and located below the stirring mechanism; wherein the heating assembly comprises a heating plate arranged in the barrel body, a connecting pipe connected to the heating plate and a water outlet pipe inserted into the connecting pipe, the connecting pipe is arranged on the side wall of the barrel body and extends to the outer side of the barrel body, and a containing cavity communicated with the connecting pipe is formed in the heating plate; a water inlet communicated with the annular cavity is formed in one end, positioned on the outer side of the barrel body, of the connecting pipe; a water outlet is formed in the water outlet pipe; the mixing effect is improved through interaction of the stirring mechanism and the multiple heating plate assemblies, the glue raw materials are heated through the heating layer and the heating assemblies, the heating area is further increased through the heating assemblies, and the melting speed of the glue raw materials is increased.

This invention discloses a high-purity hydrogen production device, comprising: an evaporation module, a reforming module, and a purification module; the temperature of the medium within the evaporation module, reforming module, and purification module gradually increases, and heat from the high-temperature module can be transferred to the low-temperature module; the evaporation module has multiple heat exchange plates, and a partition is provided between adjacent heat exchange plates, dividing the space between adjacent heat exchange plates into a preheating space and an inflow space; the reforming module has several reforming channel groups, which are connected to the evaporation module by a gradually narrowing channel; the purification module has purification channels, and several hydrogen permeable membranes are provided within the purification channels; the purification channels are connected to the reforming channel groups; the purification module passes sequentially through the reforming module and the evaporation module, so that the purification channels can transfer heat with the reforming module and the evaporation module. This allows for thermal coupling between multiple modules, enabling gradient energy utilization and solving the problems of uneven heating within the reforming reaction chamber.

The invention relates to the field of material surface treatment and machining, in particular to a method and device for directly preparing a copper alloy coating on the surface of a titanium alloy sealing rod. The process comprises the steps that firstly, cleaning and metal powder drying treatment are conducted on a sealing rod base material, and the base material is clamped on a rotary bearing mechanism in an adjusting box body; sealing the adjusting box body and filling inert gas to replace air until the oxygen content reaches the standard; the laser cladding mechanism is controlled to conduct scanning preheating on the surface of the base material in a non-powder-feeding state; then a powder feeding function is started, spiral high-speed laser cladding is carried out in cooperation with rotation of the base material and axial feeding of the cladding assembly, and closed-loop adjustment of the protective gas flow is carried out in the cladding process; and after cladding is completed, the base material is transferred into the heating furnace body in the box body to be subjected to post-treatment slow cooling, laser scanning preheating and in-furnace slow cooling are combined, atmosphere closed-loop control in a closed environment is matched, and the effect of restraining cracking and oxidation of a titanium alloy cladding layer is achieved.

The invention discloses an alcohol-based gasification wall-mounted boiler, which relates to the technical field of heating equipment, including a furnace surrounded by furnace walls, a heating coil arranged in the furnace, and also includes a cylindrical side wall and bottom surface fixedly installed in the furnace, an annular sandwich burner with a hollow interlayer and an opening facing upward, a fuel tray fixedly connected to the bottom and side wall in the annular sandwich burner, an oil overflow head penetrating the thickness of the annular sandwich burner and the fuel tray, a peristaltic pump and an oil tank connected to the oil overflow head through a pipeline, an air supply pipe connected to the inner cavity of the annular sandwich burner interlayer, and an air inlet fan connected to the air supply pipe, the inner side wall surface of the annular sandwich burner is evenly distributed with steam nozzles along the circumference, and an ignition needle is arranged in the opening of the fuel tray. The invention enables the flame in the furnace to be fully burned, the flame temperature is high, the combustion efficiency of the wall-mounted boiler is effectively improved, the working pressure is small, the equipment is simple and the cost is low, and the problem of blockage of the pressurized nozzle is avoided.

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.

The invention relates to the technical field of putty powder processing equipment, and discloses a drying equipment for putty powder processing and a use method thereof, comprising a first drying component, a first drying-promoting component, a second drying component, a second drying-promoting component and a third drying-promoting component, wherein the first drying component and the second drying component are used for heating and drying the putty powder, the first drying-promoting component is used for performing preliminary processing on the putty powder to promote drying, the second drying-promoting component and the third drying-promoting component are used for performing full processing on the putty powder to promote drying, and when the third stirring plate rotates, the putty powder at the edge position of the second heating plate will be axially scattered, so as to increase the contact area between the putty powder and the second heating plate, to achieve full contact, and to promote full drying of the putty powder. Since the third stirring plate and the second stirring plate are staggered with each other, it is more convenient to scatter the putty powder, promote full heating and drying of the putty powder, promote the drying effect of the putty powder, and improve product quality.

The utility model relates to the technical field of insulators, in particular to a high-temperature-resistant and high-voltage-resistant electric porcelain insulator, which comprises a first electric porcelain insulator body, a second electric porcelain insulator body is movably mounted at the bottom of the first electric porcelain insulator body, and a connecting assembly is arranged on one side, opposite to the first electric porcelain insulator body, of the second electric porcelain insulator body. The connecting assembly comprises a second threaded hole, the second threaded hole is formed in the bottom of the first electric porcelain insulator body, an auxiliary block is fixedly connected to the top of the second electric porcelain insulator body, a rotating thread is arranged on the outer side of the auxiliary block, and an auxiliary groove is formed in the auxiliary block. According to the high-temperature-resistant and high-voltage-resistant electric porcelain insulator, a worker can conveniently increase the number of the ceramic pieces according to operation requirements so as to achieve insulation of different high-voltage lines, and in a high-temperature environment, the second electric porcelain insulator body can conduct high temperature generated by the first electric porcelain insulator body, so that the heating area is increased, and the high-temperature-resistant and high-voltage-resistant electric porcelain insulator is obtained. Therefore, the cooling efficiency is improved.

The invention relates to the technical field of raw material preparation, in particular to a thickener for processing anthocyanin preparation raw materials. Comprising a concentration barrel, the outer surface of the concentration barrel is connected with a supporting device, and the upper end of the concentration barrel is detachably provided with a sealing cover; the stirring device is connected to the sealing cover, the stirring device comprises a circular plate installed on the inner wall of the sealing cover, a stirring mechanism is connected to the circular plate, and an expansion mechanism is arranged on the stirring mechanism. The adopted expansion mechanism and the stirring mechanism are matched, the contact area between the anthocyanin stock solution and the inner wall of the concentration barrel can be increased, the contact area can be controlled according to the amount of the anthocyanin stock solution, the heating area and the evaporation area of the anthocyanin stock solution are effectively increased, meanwhile, the stirring mechanism is matched for continuously stirring the anthocyanin stock solution, and the concentration efficiency is improved. The uniform heating of the anthocyanin stock solution is ensured, so that the concentration efficiency of the anthocyanin stock solution is improved.