173results about "Stationary retorts" patented technology

A fully modularized mid-feed pyrolysis reactor includes modularized upper, middle, and lower vessels. The middle vessel is equipped with at least two feeding units. Discharge pipes of the feeding units are placed into the core feeding and reaction zone of the reactor. The discharge outlets of the discharge pipes are equipped with heat-insulating valves that can automatically close under gravity. The lower vessel integrates an integrated grate, which can be rotatably arranged inside the lower vessel. The top of the integrated grate is equipped with a rotatable distributor including a support tray and a material distribution tower with a pointed top structure positioned at the center of the support tray. The bracket formed by water-cooling pipes on the distributor can act as an agitator. Under the premise of achieving precise control, this invention solves the technical problems of single feedstock and small reactor capacity in existing bottom-feed vertical pyrolysis reactors.

The utility model discloses an inner emptying box connecting structure of a carbonization box, which comprises a main box body, a left end plate is fixed at the left end of the main box body, and a main air inlet through hole is formed in the middle of the left end plate; a plurality of inner discharging boxes arranged left and right are arranged in the main box body, a left side plate of the inner discharging box at the leftmost end is pressed against the right end face of the left end plate, and a plurality of middle ventilation connecting pipes extending left and right are arranged in the inner discharging boxes. The left end and the right end of the middle ventilation connecting pipe are fixed to the left side plate and the right side plate of the inner discharging box and communicated with the corresponding through holes in the left side plate and the right side plate of the inner discharging box, a plurality of side air outlet through holes are formed in the side wall of the middle ventilation connecting pipe, and the through hole in the left side plate of the inner discharging box at the leftmost end is communicated with the main air inlet through hole. Hot air entering the main box body can only enter all the middle ventilation connecting pipes firstly and then is discharged into the corresponding inner discharging boxes through the side air outlet through holes in the side walls of the middle ventilation connecting pipes, materials in the inner discharging boxes are uniformly carbonized, and the uniformity is good.

A biochar production system includes a reactor body, a central rod disposed within the reactor body, a leveling arm extending from the central rod and configured to rotate about the central rod, and a bed level sensor system. The bed level sensor system includes a float configured to move from a resting position on a biomass in the reactor to an ending position upon contact with the leveling arm, and a level sensor coupled to the float via a connector. The level sensor is configured to correspondingly move with the float. A controller is configured to detect bed levels of the biomass within the reactor body, and determine a plurality of sample readings based on the detected bed levels.

The invention relates to a double-circulation symmetrical airflow type straw flash carbonization device which comprises a feeding mechanism, a conveying mechanism, a rotary carbonization furnace, a carbonization separator, a carbon outlet separator, a pyrolysis gas channel, a combustion furnace and a combustion separator, the rotary carbonization furnace is of a double-layer jacket type structure, and the design of an outer-layer high-temperature heating inner wall and an inner-layer tangential rotational flow inner cavity is adopted; the raw materials form a thin layer under the action of centrifugal force to finish flash carbonization. According to the invention, the combustion furnace and the rotary carbonization furnace which are symmetrically arranged, and the carbonization separator and the combustion separator are adopted, so that cyclic re-carbonization and graded collection of carbonized products, split-flow utilization of pyrolysis gas and stepped recovery of high-temperature flue gas are realized; the problems that a traditional device is low in continuous degree, high in energy consumption and insufficient in product purity are solved, and the straw carbonization efficiency and the resource utilization rate are remarkably improved.

The utility model discloses a straw carbonization device which comprises a closed combustion chamber, a carbonization furnace is arranged in the combustion chamber, a combustor is arranged at the bottom of the carbonization furnace, the combustor is communicated with an external gas pipe, and a sealing cover capable of being opened and closed is arranged at the bottom of the carbonization furnace. The top of the combustion chamber and the top of the carbonization furnace are respectively communicated with the tail gas treatment tank through a second calandria and a first calandria. According to the straw carbonization device, the tail gas treatment tank and the filter mechanism are arranged, tail gas in the carbonization furnace and tail gas in the combustion chamber are synchronously treated independently at the same time, and the tail gas in the carbonization furnace is conveyed into the combustor through the sucking pump and the pipeline after being subjected to impurity removal and filtration. According to the present invention, the combustible gas in the combustion chamber is combusted so as to provide the calorific value for the carbonization furnace, such that the tail gas utilization rate is improved, and the tail gas in the combustion chamber is subjected to impurity removal and filtration so as to eliminate the harmful component and then is discharged so as to reduce the pollution.

The invention discloses a biomass horizontal carbonization furnace waste heat recovery device and method, and relates to the technical field of carbonization furnaces, the biomass horizontal carbonization furnace waste heat recovery device comprises a horizontal carbonization furnace and a cooling bin, a heat insulation pipeline is fixedly installed on the surface of the horizontal carbonization furnace, a material conveying bin is fixedly installed at the other end of the heat insulation pipeline, and a feeding hopper is fixedly installed at the top of the material conveying bin; a spiral blade rotatably penetrates through one surface, far away from the heat insulation pipeline, of the material conveying bin, and comprises a three-way pipe, the three-way pipe fixedly penetrates through the inner wall and the outer wall of the horizontal carbonization furnace, a valve and a hollow frame are arranged on the three-way pipe, the hollow frame is fixedly mounted on the circumferential surface of the material conveying bin, and the hollow frame is fixedly connected with the three-way pipe; moisture in biomass raw materials is evaporated through the preheating device, it is ensured that the carbonization process of the raw materials is more sufficient, the temperature in the material conveying bin is controlled, and the situation that the raw materials are coked too early, and generated kerosene adheres to the interior of the material conveying bin is prevented.

The application discloses a carbonization box body, which comprises a main box body, an inner box body arranged in the main box body, a left end plate, a right door frame and a door body.

The application discloses a carbonization equipment for producing carbonized felt, which comprises a base, an inner furnace body is fixedly installed on the upper wall of the base through a support, an outer furnace body is slidably installed on the outer side of the inner furnace body, an end of the inner furnace body away from the outer furnace body is provided with a furnace cover, a heat preservation layer is arranged in the outer furnace body, a furnace cavity is arranged in the inner furnace body, a heating component and a placing rack are arranged in the furnace cavity, an exhaust pipe is arranged on the side of the inner furnace body close to the furnace cover, and the application relates to the technical field of carbonized felt production. When heating, the inner furnace body and the outer furnace body are combined, the heating effect is ensured through the heat preservation layer, when cooling is needed, the outer furnace body is moved and separated from the inner furnace body through a driving mechanism, the cooling efficiency under the closed state can be effectively improved, the waste gas after heat exchange enters a gas purification device, is backflowed into an annular pipe after purification, and is blown to the inner furnace body through a gas jet nozzle, the cooling efficiency is further improved, and the use of people is facilitated.

The utility model relates to the technical field of carbonization furnace, and disclose self -heating sectional type biomass carbonization furnace, including heat -exchangeable heating part and carbonization part, the carbonization part detachably set in heating part top, and heating part top recess forms the recess, the carbonization part outside forms the protruding part matched with recess, and the carbonization part inside forms the inner chamber containing raw material to be carbonized, the heating part inside forms the combustion chamber containing fuel, and heating part one side opens and forms the feeding hole communicated with combustion chamber, the utility model discloses through setting detachable heating part and carbonization part, utilize the protruding part on carbonization part and recess on heating part and engage, make carbonization part install to the top of heating part, when needing to maintain device, if carbonization part goods heating part one of parts is damaged, only need to maintain corresponding heating part goods or carbonization part, do not need integral dismounting replacement, reduce the difficulty of maintenance and use cost in later period, improve maintenance efficiency.

The utility model discloses a novel furnace body cloth wet type slag tapping gasification furnace which comprises a gasification furnace main body, a circulating water interlayer is arranged on the side face of the gasification furnace main body, a feeding hopper is arranged in the middle of the upper surface of the gasification furnace main body, a level gage is installed on the upper portion of the side face of the feeding hopper, and an auger is connected to the top of the feeding hopper. The furnace body cloth wet type deslagging gasification furnace is provided with an inner-layer and outer-layer interlayer structure, circulating water is introduced during operation, the temperature of the furnace body on one side of the hearth is effectively reduced, the furnace body is provided with an air inlet, air is blown to the air chamber through the fan, gas for gasification of raw materials in the furnace is met, air distribution is relatively uniform, deviant combustion cannot be generated, and the furnace body can be used for gasification of the raw materials in the furnace. The air pipe is cooled through circulating water in the circulating water interlayer, the temperature of an air outlet pipe opening is low, coking is not prone to occurring, and in conclusion, it can be known that the device can prevent the fire grate from slagging to block the air outlet, and the fire grate is prevented from being burnt out by high temperature.

The utility model discloses a carbonization device for fertilizer production. The carbonization device comprises a carbonization furnace body, a mounting frame is mounted at the lower end of the carbonization furnace body, a feeding hole is formed in the upper end of the carbonization furnace body, a sealing door is mounted on the front side of the carbonization furnace body, and the lower end of the carbonization furnace body is communicated with a connecting pipe; the collecting mechanism comprises a collecting box arranged below the carbonization furnace body, and the lower end of the connecting pipe extends into the collecting box and is fixedly connected with the collecting box; and the sealed filtering mechanism comprises a cover body installed at the upper end of the feeding port, a filter screen is installed in the cover body, and the inner top space of the cover body is communicated with a hose. In the using process of the device, heat energy in gas exhausted from the interior of the furnace body can be reused, unnecessary heat energy loss is reduced, in addition, the filter screen of the gas outlet part is combined with the cover body, and follow-up cleaning work on the filter screen is facilitated.

The invention relates to the technical field of hot charcoal co-production furnaces, and provides a vertical hot charcoal co-production furnace based on agricultural and forestry waste, which is characterized in that a carbonization cavity is arranged in a furnace body, two discharge flashboards are arranged at a discharge port in a sliding manner, and the discharge flashboards are used for controlling charcoal to be discharged from the discharge port; one discharging gate plate can discharge charcoal from the carbonization cavity to the cooling area after sliding, and the other discharging gate plate can discharge the charcoal from the cooling area after sliding; according to the scheme, the cooling area is formed between the two sliding flashboards of the discharging port, when the flashboards are opened step by step to discharge charcoal, air can be prevented from entering the carbonization cavity to maintain an anaerobic environment, waste heat generated when the charcoal is cooled can be recycled, carbonization and cooling are conducted synchronously, efficiency is improved, and hot charcoal collaborative output is achieved; the furnace can also collect pyrolysis gas and separate wood gas (carbon monoxide, hydrogen, methane and the like) in the pyrolysis gas, the wood gas belongs to inflammable gas, and the gas is pressurized by a fan and then conveyed to heat-consuming equipment such as a boiler, a drying furnace and a heat-conducting oil furnace, so that hot carbon co-production is realized.

The continuous biochar kiln makes biochar from biomass. The continuous biochar kiln is continuously operated by using an updraft fire through a vertical rotating fire tube. The rotary fire tube is attached to a blade that acts as a conveyor or mixer. The blade conveys the biomass from the inlet to the outlet of the cylinder shape and air-tight kiln. As the biomass is conveyed it receives the heat transfer from the vertical rotating fire tube wherein the biomass transforms into biochar at the outlet valve through the process of pyrolysis. The pyrolysis combustible gas may be generated during the process and that gas becomes the thermal energy to continue fueling the kiln.

There is described a pyrolysis system for converting carboneous materials into biochar including a kiln, a retort, and a gas recovery system including a combustor supplying hot air to the kiln, a conduit fluidly connected between the retort and the combustor, the conduit conveying the pyrolysis gas and residues from a chamber of the retort to the combustor, and a filter cartridge fluidly connecting the chamber of the retort to the conduit for filtering the pyrolysis gas and the residues conveyed from the chamber of the retort to the combustor, the filter cartridge removably located inside the conduit and extending at least partially inside the chamber of the retort. Methods for operating the pyrolysis system are also described. The pyrolysis system and methods described herein produce biochar with improved resistance to self-heating.

The present invention belongs to the technical field of raw material processing, and specifically relates to an automatic feeding device based on the pretreatment of biomass raw materials. It includes a silo, a main body unit is arranged outside the silo, a shearing unit is arranged at one end inside the silo, and a dressing unit is arranged at the other end inside the silo; through the mutual meshing action between the knife bars, the biomass raw materials entering the inside of the silo are sheared, reducing the difference between the biomass raw material particles, fully ensuring the consistency of the particle size between the biomass raw materials, and reducing the phenomenon of asynchronous pyrolysis reactions between the biomass raw materials; at the same time, due to the reverse rotation difference between the hockey stick and the central axis, the grid plate and the toothed plate are urged to perform an alternating pendulum shear on the biomass raw materials between the filter plates, further avoiding the accumulation between different particle biomass raw materials, improving the air permeability and heat dissipation between different biomass raw materials, ensuring the dryness between the biomass raw materials, reducing the local temperature drop, and promoting the uniform carbonization degree of biomass charcoal.

The novel sludge carbonization device comprises a heating furnace, a heated furnace, an outer gear ring, a motor, a gear and an outer gear ring, the heated furnace comprises a heated furnace body, a mounting partition plate and a heated differential furnace tube, a heated cavity is formed in the heated differential furnace tube, and the outer gear ring is sleeved on the heated furnace body. A connecting shaft and a differential gear are arranged at one end of each heated differential furnace tube, and an inner gear ring meshed with all the differential gears is arranged on the heating furnace; according to the utility model, the heated furnace is formed by uniformly distributing the plurality of heated differential furnace tubes, and the heated gaps are arranged between the adjacent heated differential furnace tubes, so that the tube walls of all the heated differential furnace tubes can be heated in high-temperature smoke, the heated furnace rotates and heats in the heating furnace, and meanwhile, the heated differential furnace tubes realize differential rotation relative to the rotation speed of the heating furnace; when the heated differential furnace tube passes through the lowest position for direct heating every time, the heating positions are different, so that the whole heated differential furnace tube is uniformly heated, and the carbonization efficiency is improved.

The utility model belongs to the technical field of carbon production, and particularly discloses a machine-made carbon carbonization furnace. The carbonization furnace comprises a carbonization furnace body, a furnace body is arranged in the carbonization furnace body, a soaking assembly is arranged in the furnace body, a cooling assembly is arranged between the carbonization furnace body and the furnace body, the soaking assembly comprises a driving unit and a stirring unit, the driving unit comprises a motor, the stirring unit comprises a stirring rod, and materials are fully mixed and turned through the soaking assembly, so that the stirring efficiency is improved. Heat can be more quickly and uniformly transferred to each part of a material, uniform heating ensures the consistency of the material in the carbonization process, produced machine-made carbon is more stable in performance, heat value, fixed carbon content and the like and higher in quality, and due to uniform heat distribution, the situation of local overheating or insufficient heating is avoided, and the service life of the machine-made carbon is prolonged. Energy additionally consumed for achieving the same carbonization effect is reduced, so that the heating time is shortened, and the production efficiency is improved.

The present invention discloses a method and device for drying foam carbon with high heat insulation, which relates to the technical field of foam carbon drying. The drying furnace body has furnace covers hermetically connected to both ends, and a heater is coaxially arranged inside the drying furnace body. A limiting sleeve is sleeved outside the heater, and a moving part capable of reciprocating along its axis is sleeved on the limiting sleeve. A spiral groove is arranged on the limiting sleeve, and the moving part is inserted and connected with the spiral groove in a matching manner. The moving part includes a rotating ring sleeved on the limiting sleeve. While the moving part moves on the limiting sleeve, the rotating ring rotates around the spiral groove. Through the cooperation of the moving part and the spiral groove, several clamping parts are driven to rotate while moving, so as to drive the material to be dried to rotate around the heat source, enabling the material to be in uniform contact with the heat source, improving the drying uniformity, preventing the problem that the local heating of the material is too fast, the residual moisture gasifies too fast, or gas is generated by the decomposition of substances, resulting in a large number of pores being damaged, and improving the forming quality of the foam carbon.

The invention relates to a method and a device for providing pyrolysis oil and pyrolysis gas.

A vertical carbon activation retort is disclosed, comprising a central column with a hollow interior. The column features an upper end for receiving feed material and a lower end for discharging activated material. The central column is partitioned into at least two interconnected chambers, facilitating the sequential flow of feed material between chambers during operation. Each chamber is equipped with a syngas offtake, enabling the extraction of syngas from the chamber during the activation process.

The invention relates to an integrated preparation device for preparing magnetic porous carbon based on coal gangue and straw. The integrated preparation device comprises a carbonization system, a feeding system, a ball milling system, a magnetic separation system, a liquid circulation system and a drying system, wherein the carbonization system consists of a tubular furnace, and an inert gas valve is arranged at the opening of the tubular furnace; the feeding system comprises a storage unit, a micro rotary stirrer, a feeding pipeline and a valve, the micro rotary stirrer is mounted at a feeding main branch pipeline opening, and a feeding branch pipeline and a tubular furnace discharging opening are combined into a ball mill feeding opening; the ball milling system comprises a ball milling tank, a material conveying pipeline and an exhaust port; materials enter the magnetic separation box, the magnetic separation system comprises the magnetic separation box, an electromagnet, a material storage box, a discharging branch channel and a feeding branch pipe, the electromagnet is installed on the mechanical arm, and the material storage box and the magnetic separation box are arranged in parallel; wastewater in the magnetic separation box enters a liquid circulation system, and the liquid circulation system comprises a centrifugal machine, an automatic telescopic device, a liquid conveying pipeline and a liquid outlet pipeline which are combined with a feeding branch pipe; the drying system comprises a dryer and a feeding pipeline. The integrated preparation device for the magnetic porous carbon adsorption material is designed, liquid needed by magnetic separation is recycled, and the purposes of efficient integrated preparation of the material and environmental protection are achieved.

The utility model discloses a biomass carbonization catalytic reaction device, and belongs to the technical field of biomass carbonization. The device mainly comprises a heating furnace which is provided with a gas inlet pipe and a gas outlet pipe; the reaction assembly is arranged on the heating furnace; the cooling assembly is arranged at the bottom of the heating furnace, and the cooling assembly comprises a shell installed at the bottom of the heating furnace; the inner container is arranged in the shell, and the inner container is in a conical shape; the coil pipe is arranged on the outer surface of the inner container; and the blanking pipe is arranged at the bottom of the inner container. According to the biomass carbonization catalytic reaction device, through the arrangement of the cooling assembly, high-temperature biochar obtained through thermal decomposition can be rapidly cooled, thermal decomposition and cooling are conducted in the two independent cavities, the utilization rate of the device is increased, and the effect of rapidly cooling the biochar is achieved.

The invention belongs to the technical field of low-rank coal dry distillation furnaces, and particularly relates to a modular coke pushing device and a large-volume dry distillation vertical retort, the modular coke pushing device comprises a coke quenching tank, a main frame, a coke supporting plate, a coke pushing rod, rollers and a reciprocating driving mechanism, the coke pushing rod is connected to the main frame, and the coke supporting plate is arranged below the coke pushing rod. The reciprocating driving mechanism comprises two hydraulic cylinders which are synchronously controlled, the two hydraulic cylinders are symmetrically arranged on the two sides of the width direction of the coke quenching tank, the piston ends of the hydraulic cylinders are connected with the connecting frame on the outer side of the main frame, and the hydraulic cylinders push the main frame to reciprocate in the length direction of the coke quenching tank. The modular coke pushing device has the beneficial effects that the driving mechanisms of the modular coke pushing device are arranged on the two sides of the carbonization chamber in the width direction, the space in the length direction of the dry distillation furnace body is not occupied, the volume expansion of the dry distillation furnace is not limited by the coke pushing structure and power any more, and the modular coke pushing device does not affect multi-stage series connection of the internal heating type vertical furnace in the length direction; and large-scale upgrading and reconstruction of the furnace body can be conveniently realized.

The invention relates to the field of renewable energy sources, in particular to a modular horizontal type accurate control biomass pyrolysis reactor which comprises a reactor horizontally spliced in a segmented mode, the reactor comprises a plurality of modular reaction units, independent material stirring assemblies and air distribution systems are arranged in the reaction units, and rotating shafts of the material stirring assemblies are horizontally arranged; the extending direction of the rotating shaft is perpendicular to the flowing direction of materials in the reactor, and the material stirring assemblies are matched with one another to stir the materials in the reactor from the upstream to the downstream. The technical problem that in the prior art, a horizontal pyrolysis reactor cannot be lengthened due to the fact that the length of a rotating shaft is limited is solved, each reaction unit can be accurately controlled, a user can adjust according to customer project requirements and different types of materials, different numbers of reaction units are combined to meet the required treatment capacity or carbon production requirement, and the production efficiency is improved. If the feeding amount reaches 1-20 tons per hour, the reactor does not need to be redesigned, and the size of the reactor is not limited by the length of the material stirring shaft any more.

The utility model belongs to the technical field of carbonization machines, and relates to a novel continuous carbonization machine which comprises a hot air collecting cover, a roller body is arranged in the hot air collecting cover, one end of the roller body is connected with a feeding end fan cover, the other end of the roller body is connected with a discharging end fan cover, and a gas burner is arranged on one side of the roller body. A gas storage tank is arranged at the bottom of the gas burner, and a cyclone dust collector is arranged on one side of the gas storage tank The device is complete in structure and complete in function, the production efficiency can be effectively improved, the influence caused by production interruption in the traditional intermittent carbonization process is also avoided, the energy consumption is reduced, the safety performance is enhanced, and a guarantee is provided for long-term stable continuous production.

A method, system, and apparatus for decomposing a biomass feedstock include providing a layer of inert particulate matter, such as sand, to line and insulate the bottom surface of a main chamber of a reactor where pyrolysis and oxidation are conducted to produce char and producer gases as primary products. In an embodiment, feedstock positioned in a side region of the reaction chamber insulates side walls of the main chamber from heat in the center region of the main chamber. In an embodiment of the method, a rate of removal of solid products such as char from the reactor is controlled in response to a temperature detected at a position of an extraction tube inlet of the reactor. Activated charcoal may be obtained as a primary product using the system and method, by feeding oxygen into the reactor at an inlet positioned adjacent to an inlet to the extraction chamber.

The bamboo-based negative electrode material external heating type homogenizer comprises a carbonization furnace, a screw feeder is arranged at one end of the carbonization furnace, a material pushing screw is arranged in the carbonization furnace, a solid-gas separation discharging screw is arranged at the other end of the carbonization furnace, a pyrolysis gas outlet is further formed in the end, away from the screw feeder, of the carbonization furnace, and a pyrolysis gas outlet is further formed in the other end of the carbonization furnace. A pyrolysis gas outlet is formed in the carbonization furnace and used for discharging pyrolysis gas generated in the carbonization process, the pyrolysis gas outlet is connected to the carbonization furnace through a closed gas return pipeline, the returned pyrolysis gas returns into the furnace through the closed gas return pipeline to be heated and combusted with oxygen, a delay bin is arranged below the solid-gas separation discharging screw, one end of the delay bin is connected to a cooling machine, and the other end of the delay bin is connected to a gas outlet of the solid-gas separation discharging screw. And cooling the final carbonized material. According to the invention, the solid-gas separation device and the delayed stock bin are matched with the carbonization furnace and the like, so that the production efficiency and quality of the bamboo-based negative electrode material are remarkably improved.

The present application relates to carbonization furnace technical field, especially point to barium sulfide black ash continuous reduction carbonization furnace, including base, the conveying pipeline far away from carbonization furnace body one end is connected with the purification box, the outer surface of the limiting block is connected with the air filter plate, the inside wall of the purification box is equipped with first clamping groove, the left side of the air filter plate and the inside of first clamping groove are engaged, the outer surface of the purification box is equipped with second clamping groove, the right upper end of the air filter plate is fixedly connected with the fixed block, the side surface of the purification box is equipped with installation groove, the bottom of the connecting column is fixedly connected with the clamping block, the outer surface of the connecting column is movably connected with the second spring, the first spring and the air filter plate are set, the air filter plate is convenient to take, the fixed block and the clamping block are set, and the efficiency of the purification box cleaning is improved.

The invention relates to the biomass gasification equipment for households that applies biomass gasification technology and burns the generated biomass gas to generate heat for cooking and / or to produce biochar. The equipment according to the invention is a type of continuous volumetric biomass gasification equipment, operating in batches. This equipment is in the form of a vertical cylinder, including a fuel chamber, inside this chamber includes a primary air distribution unit located at its bottom to distribute the primary air, the secondary air box is located inside the space between the two shells of the equipment. In another option, there is also a gasification chamber inside the fuel compartment of the gasification equipment.

The utility model relates to the technical field of internal heating type vertical carbonization furnaces, in particular to an internal heating type vertical carbonization furnace convenient to install, which comprises a vertical carbonization furnace body and an L-shaped chimney pipe arranged in the vertical carbonization furnace body, the top of the vertical carbonization furnace body is sleeved with a cover plate, positioning frames are hinged to the two sides of the cover plate, and clamping pieces are arranged in the positioning frames. Firstly, the cover plate drives the positioning frame to cover the top of the vertical carbonization furnace body, at the moment, the sealing strip at the bottom of the cover plate is clamped in the sealing ring, then the fixing shell is shifted to adjust the screw to the bottom of the connecting plate, and then the twisting block is rotated to enable the screw to ascend to drive the positioning ring to be clamped at the bottom of the connecting plate, so that the cover plate is quickly mounted; and the oil tank drives the positioning rod to be inserted into the supporting shell, at the moment, the clamping plate is stressed to extrude the spring until the positioning rod is completely clamped into the supporting shell, and therefore the positioning rod is positioned and installed.