37results about How to "High extrusion rigidity" patented technology

The invention discloses a hot air type penetration reverse flow fluidization drying machine with tail heat utilization and inertial dust collecting functions. The upper portion of a drying tower is connected with an induced draft fan. The induced draft fan is connected with an efficient cyclone dedusting tail heat recovery device in a tangential manner through an inertial dust collecting device and then performs evacuation, wherein the efficient cyclone dedusting tail heat recovery device is formed by overlaying a tube bank type heat exchanger and a cyclone dust collector. The air inlet end of a shell pass of the tube bank type heat exchanger is communicated with atmosphere, and the air outlet end is connected with the lower portion of the drying tower through an air blower and a steam fin heater; and blades of an impeller of the induced draft fan are arranged to be in a radiation shape and are in radial and central symmetry with respect to an impeller shaft, the dust can be cleared up in time through centrifugal force, and safety accidents are avoided. By the adoption of the hot air type penetration reverse flow fluidization drying machine, the drying efficiency is improved, and energy saving and emission reduction are achieved; and more importantly, the disassembly and assembly technology of the induced draft fan is improved greatly, so that pressure applied to the shaft shoulder end face of a screw by components similar to a nut component can be eliminated simply when the induced draft fan is disassembled, and the problem that the induced draft fan is locked continuously and automatically and cannot be disassembled easily under the load action due to threaded assembly is solved effectively; and the hot air type penetration reverse flow fluidization drying machine is especially suitable for convenient and fast disassembly of a large-scale fan which is locked in a threaded manner, and the effect is particularly obvious.

The invention discloses a tail heat utilized hot-air type penetration countercurrent fluidized drying machine. A draught fan is connected to the upper part of a drying tower; the draught fan is tangentially connected with a cyclone dust removal tail heat efficient recoverer which is formed by a tube type heat exchanger and a cyclone dust collector which are overlapped, and is evacuated; the shell pass air inlet end of the tube type heat exchanger is communicated with the atmosphere; the air outlet of the tube type heat exchanger is connected to the lower part of the drying tower through an air blower and a steam fin heater; blades of the draught fan impeller are arranged in a radiation manner that impeller shafts are in radial and central symmetry; dust can be collected by virtue of centrifugal force in time, and thus security accidents can be avoided. By adopting the tail heat utilized hot-air type penetration countercurrent fluidized drying machine, the drying efficiency is improved, the purposes of energy conservation and emission reduction are achieved, more importantly, the assembling and disassembling technique of the draught fan is greatly improved, pressure caused by components such as a screw nut to the shoulder end surface of a screw shaft can be easily eliminated when the draught fan is assembled and disassembled, the problem that the draught fan is continuously automatically locked and is not easy to disassemble under the action of load in threaded assembling can be effectively solved, and the tail heat utilized hot-air type penetration countercurrent fluidized drying machine is particularly applicable to convenient and rapid disassembling after a large-size draught fan is in threaded locking and is particularly remarkable in effect.

The invention discloses a heat pump type tail heat recycling inertial dust collection penetrating countercurrent fluidization drying machine. A material seal spiral feeder is arranged on the upper portion of a drying tower, and a closed-air aspirator discharging machine is arranged at the bottom of the drying tower; an induced draft fan is connected to the upper portion of the drying tower, and is connected with an evaporator of a heat pump system through a cyclone dust collector and a repeated reciprocating type inertial dust collector and then is subject to venting; the air outlet end of an air blower is connected with the lower portion of the drying tower through a condenser; blades of an induced draft fan impeller are arranged to be in a radiation shape in impeller shaft radial and central symmetry, centrifugal force can be used for cleaning up dust in time, and safety accidents are avoided; and according to the drying machine, the drying efficiency is improved, energy saving and emission reduction are achieved, more importantly, the dismounting and mounting technology of the induced draft fan is greatly changed, and therefore during dismounting, the pressure of similar nut components on the end face of a screw shaft shoulder can be simply eliminated; and the problem that according to the induced draft fan thread assembly, automatic locking is continuously carried out under the load effect, and dismounting is not likely to be achieved is effectively solved, and the drying machine is particularly suitable for portable dismounting of a large-scale fan obtained after thread locking, and the effect is particularly obvious.

The invention discloses a heat pump type penetrating and inverse-flow fluidized drying machine with the exhaust heat recovery function. A material seal screw feeder is arranged on the upper portion of a drying tower, and a closed-air aspirator discharging machine is arranged at the bottom of the drying tower. The upper portion of the drying tower is connected with an induced draft fan. The induced draft fan is connected with an evaporator of a heat pump system through a cyclone dedusting device for evacuation. The air outflow end of an air blower is connected with the lower portion of the drying tower through a condenser. Blades of an impeller of the induced draft fan are arranged symmetrical about the center of an impeller shaft in the radial direction in a radial manner, dust can be cleared up in time through centrifugal force, and safety accidents are avoided. By the adoption of the heat pump type penetrating and inverse-flow fluidized drying machine with the exhaust heat recovery function, drying efficiency is improved, and energy saving and emission reduction are achieved; and more importantly, the disassembly technology of the induced draft fan is improved greatly, so that pressure applied to the shaft shoulder end face of a screw by components similar to a nut component can be eliminated easily when the induced draft fan is disassembled, and the problem that the induced draft fan is locked continuously and automatically and cannot be disassembled easily under the load action due to threaded assembly is solved effectively; and the heat pump type penetrating and inverse-flow fluidized drying machine with the exhaust heat recovery function is especially suitable for convenient and fast disassembly of a large-scale fan which is locked in a threaded manner, and the effect is especially remarkable.

The invention discloses a healthy dampness removing type smoked and roasted product smoking and roasting device convenient for induced draft fan disassembly. Fins are arranged at both inside and outside of a smoking chamber wall body and connected to a water storage tank via an upper connecting pipe and a lower connecting pipe; a smoke producing pipeline of a smoke producing stove passes the wall body and is connected to an air inlet pipe of a cyclone separator, the cyclone separator is connected to an induced draft fan via a pipeline, and an air outlet of the induced draft fan is arranged inside the wall body; a flashboard is arranged on the smoke producing pipeline of the smoke producing stove; a light-weight valve is arranged at the bottom of the cyclone separator, and a heat radiator and a vibrator are arranged on the surface of the cyclone separator; and an impeller of the induced draft fan can use a centrifugal force to timely clean dust. The smoking and roasting device can realize green and energy-efficient smoking and roasting and more importantly greatly improve the disassembly and assembly technologies of the induced draft fan, so that during the disassembly, the device can simply eliminate similar pressures of blind nut parts for shoulder end surfaces of screw shafts, effectively solves the problem that the screw assembly of the induced draft fan is continuously automatically locked and not easy for disassembly under a loading effect, and is especially suitable for and has a particularly significant effect for a convenient disassembly after thread locking of large-sized fans.

The invention discloses a residual heat recycling and dust removal integrated coal-fired boiler with a conveniently detachable draught fan. A cyclone dust removal residual heat efficiency recycling device is formed by overlapping a tubular heat exchanger and a cyclone dust remover; a boiler exhaust pipe is connected with the cyclone dust remover in a tangential direction; after cyclone dust removal is carried out, ash is discharged from a cone bottom through an air closing device; exhaust is connected with a cone body through a rotational flow ascending pipe, is uniformly dispersed and then penetrates through tubes; after being concentrated through an upper conical hopper, the exhaust is discharged by the draught fan through an exhausting pipe; a high-level water tank is connected with the lower part of a shell side of the tubular heat exchanger; and an impeller of the draught fan can be used for cleaning the ash in real time through a centrifugal force. The residual heat recycling and dust removal integrated coal-fired boiler realizes integrated type residual heat recycling and dust removal; more importantly, a dismounting technology of the draught fan is greatly improved, and pressure on the end face of a screw shaft shoulder of a screw cap part can be simply eliminated in a dismounting process, so that the problem that thread assembling of the draught fan is continuously automatically locked under the action of a load and thus detachment is not easy is effectively solved; and therefore, the technical scheme is particularly suitable for conveniently detaching a large-size draught fan locked through a thread and the effect is particularly remarkable.

The invention discloses an induced-draft traditional Chinese medicinal material pulverizer with a convenient-to-disassemble induced draft fan. The induced-draft traditional Chinese medicinal material pulverizer comprises a pulverizer body and the induced draft fan, wherein the material falling end of the pulverizer body is connected with the induced draft fan by a material storage box, exhaust tubes and a cyclone separator, and a ventilation door used for adjusting air volume is arranged one exhaust tube, a pull-back separator is arranged on the exhaust tube, the material falling end of the pull-back separator is connected with a feed hopper, and the feed hopper is connected with the pulverizer body; and an impeller of the induced draft fan can promptly clean dust by use of the centrifugal force. The induced-draft traditional Chinese medicinal material pulverizer not only can complete returning and secondary crushing of coarse particles in one step to realize qualified material output, and more importantly, the assembly and disassembly technology of the induced draft fan is greatly improved to ensure that pressure exerted on the end surface of a screw shaft shoulder by similar nut parts is simply eliminated during disassembly of the induced draft fan, so that the problem that the induced draft fan in screw assembly is continually and automatically locked under the load action and therefore is difficult to disassemble is solved. The improved assembly and disassembly technology is particularly suitable for convenient disassembly of a large-scale fan in screw-threaded coupling, and the effect is particularly remarkable.

The invention discloses a rotating drum dust removal and air suction type traditional Chinese medicinal material smashing machine with an induced draft fan convenient to disassemble. The smashing machine comprises a smashing machine body and the induced draft fan. The material falling end of the smashing machine body is connected with the induced draft fan through a material storage box, an air suction pipe, a cyclone separator and a rotating drum type dust removal machine; an air outlet of the induced draft fan is connected with a cloth bag dust collector; and the air suction pipe is provided with an air door for adjusting the air volume. An impeller of the induced draft fan can clear away dust in time through centrifugal force. Coarse particle returning and secondary smashing are completed by the smashing machine through one step, qualified output of materials is achieved, more importantly, the disassembly and assembly technology of the induced draft fan is substantially improved, pressure of parts similar to nut parts on the shaft shoulder end face of a screw can be easily eliminated in the disassembly process of the induced draft fan, the problem that disassembly is difficult because a thread assembly of the induced draft fan is continuously locked automatically is effectively solved, the disassembly technology is particularly for convenient and fast disassembly of threads of large draught fans after the threads are locked, and the effect is particularly remarkable.

The invention discloses an exhaust heat drying rotary kiln with an induced draft fan convenient to disassemble. The rotary kiln is obliquely arranged and internally provided with a combustor. The high end of the rotary kiln is bidirectionally connected with one end of a drying machine through a discharging pipe and an air pipe. A conveyor belt is arranged in the drying machine and connected with the discharging pipe. A closed-air aspirator is arranged at the other end of the drying machining. A protruding refractory slab is arranged in the rotary kiln. The drying machine is connected with the induced draft fan through a cyclone dust collector. The closed-air aspirator is connected with the portion below the cyclone dust collector. A dust collection cylinder is arranged below the closed-air aspirator. Dust can be cleaned in time through an impeller of the induced draft fan under the centrifugal force action. By the adoption of the exhaust heat drying rotary kiln with the induced draft fan convenient to disassemble, thermal efficiency is high; besides, the disassembly technology of the induced draft fan is improved greatly, so that pressure applied to the shaft shoulder end face of a screw by components similar to a nut component can be eliminated easily when the induced draft fan is disassembled, and the problem that the induced draft fan is locked continuously and automatically and cannot be disassembled easily under the load action due to threaded assembly is solved effectively; and the exhaust heat drying rotary kiln is especially suitable for convenient and fast disassembly of a large-scale fan which is locked in a threaded manner, and the effect is especially remarkable.

The invention discloses a tail heat utilization inertial dust collection screen hole plate turnover type drying machine. A drying machine box body is provided with a screen hole plate turnover type conveying part from top to bottom and is provided with a middle partition plate and a lower partition plate, and the drying machine box body is divided into an upper drying area, a middle drying area and a lower drying area through the middle partition plate and the lower partition plate; the upper drying area is connected with an induced draft fan through an inertial dust collection device and an air heat exchanger to be subject to venting, the air outlet end is connected with an air blower air inlet, and an air blower air outlet is connected with a steam fin heater in the middle drying area; blades of an induced draft fan impeller are arranged to be in a radiation shape in impeller shaft radial and central symmetry, centrifugal force can be used for cleaning up dust in time, and safety accidents are avoided; and according to the drying machine, the drying efficiency is improved, energy saving and emission reduction are achieved, more importantly, the dismounting and mounting technology of the induced draft fan is greatly changed, and therefore during dismounting, the pressure of similar nut components on the end face of a screw shaft shoulder can be simply eliminated; and the problem that according to the induced draft fan thread assembly, automatic locking is continuously carried out under the load effect, and dismounting is not likely to be achieved is effectively solved, and the drying machine is particularly suitable for portable dismounting of a large-scale fan obtained after thread locking, and the effect is particularly obvious.