CN110607185A - Preparation equipment and process of cotton stalk biomass charcoal with high specific surface area - Google Patents

Preparation equipment and process of cotton stalk biomass charcoal with high specific surface area Download PDF

Info

Publication number
CN110607185A
CN110607185A CN201911023869.7A CN201911023869A CN110607185A CN 110607185 A CN110607185 A CN 110607185A CN 201911023869 A CN201911023869 A CN 201911023869A CN 110607185 A CN110607185 A CN 110607185A
Authority
CN
China
Prior art keywords
box
cleaning
sliding
specific surface
high specific
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
CN201911023869.7A
Other languages
Chinese (zh)
Inventor
赵建军
刘沐鑫
张现峰
吴景梅
史宜望
姜绯
周密
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Bengbu College
Original Assignee
Bengbu College
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Bengbu College filed Critical Bengbu College
Priority to CN201911023869.7A priority Critical patent/CN110607185A/en
Publication of CN110607185A publication Critical patent/CN110607185A/en
Withdrawn legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10B—DESTRUCTIVE DISTILLATION OF CARBONACEOUS MATERIALS FOR PRODUCTION OF GAS, COKE, TAR, OR SIMILAR MATERIALS
    • C10B1/00—Retorts
    • C10B1/02—Stationary retorts
    • C10B1/06—Horizontal retorts
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10B—DESTRUCTIVE DISTILLATION OF CARBONACEOUS MATERIALS FOR PRODUCTION OF GAS, COKE, TAR, OR SIMILAR MATERIALS
    • C10B31/00—Charging devices
    • C10B31/06—Charging devices for charging horizontally
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10B—DESTRUCTIVE DISTILLATION OF CARBONACEOUS MATERIALS FOR PRODUCTION OF GAS, COKE, TAR, OR SIMILAR MATERIALS
    • C10B57/00—Other carbonising or coking processes; Features of destructive distillation processes in general
    • C10B57/005—After-treatment of coke, e.g. calcination desulfurization
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10B—DESTRUCTIVE DISTILLATION OF CARBONACEOUS MATERIALS FOR PRODUCTION OF GAS, COKE, TAR, OR SIMILAR MATERIALS
    • C10B57/00—Other carbonising or coking processes; Features of destructive distillation processes in general
    • C10B57/08—Non-mechanical pretreatment of the charge, e.g. desulfurization
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10B—DESTRUCTIVE DISTILLATION OF CARBONACEOUS MATERIALS FOR PRODUCTION OF GAS, COKE, TAR, OR SIMILAR MATERIALS
    • C10B57/00—Other carbonising or coking processes; Features of destructive distillation processes in general
    • C10B57/08—Non-mechanical pretreatment of the charge, e.g. desulfurization
    • C10B57/10—Drying

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Carbon And Carbon Compounds (AREA)

Abstract

The invention discloses preparation equipment of high-specific-surface-area cotton stalk biomass charcoal, which comprises a cleaning and drying device, a crushing and feeding device, a carbonization and forming device and a collecting device, wherein a feed inlet is formed in one side of the upper part of a box body, a material adding port is formed in the bottom of a sliding cover plate, one end, close to a synchronous motor, of a blocking net is movably matched with a blanking plugboard, one end, far away from the synchronous motor, of a sliding heating box is connected with a heating chamber of an atmosphere heating furnace in a matched mode, a dipping and cleaning box is arranged at the bottom of the sliding heating box, the dipping and cleaning box is lifted through a hydraulic telescopic cylinder, and the hydraulic telescopic cylinder is fixedly arranged on a translation mechanism Convenient to use is fit for large and medium-sized enterprise and purchases according to the production needs.

Description

Preparation equipment and process of cotton stalk biomass charcoal with high specific surface area
Technical Field
The invention relates to the technical field of biomass charcoal preparation devices, in particular to equipment and a process for preparing cotton stalk biomass charcoal with a high specific surface area.
Background
In the prior art, a system for preparing activated carbon or bio-oil by rapid activation or rapid pyrolysis of biomass with application number "CN 201610889231.1" comprises a feeding system, a pyrolysis reactor and a heating device thereof, an activated carbon/bio-carbon collecting system, a spray condensing system, a fluidized gas circulation system and a control system which are connected in sequence; the feeding system comprises a vacuum suction machine, a weighing device and a material storage tank which are sequentially communicated; the activated carbon/biochar collecting system comprises a cyclone separator and a carbon collecting box, and a discharge hole of the pyrolysis reactor is connected with a feed inlet of the cyclone separator; the spray condensing system comprises a spray condenser, a heat exchanger and a circulating pump, and an air outlet of the cyclone separator is connected with an air inlet of the condenser; the fluidization gas circulation system comprises a circulating fan, a control valve and a flowmeter, and the device can be applied to the rapid activation of biomass to prepare activated carbon and the preparation of activated carbon with high specific surface area; can also be used for preparing bio-oil by fast pyrolysis of biomass, and reduces the production cost.
However, the device still has obvious defects in the using process: 1. the activation and cooling of the biomass of the device are finished in different devices, and the biomass needs to be transported to different devices, so that the production efficiency is influenced; 2. the device has the advantages of complex preparation process and flow of the high-specific surface area activated carbon, more used devices and increased production cost.
Disclosure of Invention
The invention aims to provide equipment and a process for preparing cotton stalk biomass charcoal with a high specific surface area, so as to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
a preparation device of cotton stalk biomass charcoal with high specific surface area comprises a cleaning and drying device, a crushing and feeding device, a carbonization and forming device and a collecting device, wherein a discharge port of the cleaning and drying device is communicated with a feed port of the crushing and feeding device through a conveying belt;
the carbonization forming device comprises a box body, a feed inlet is formed in one side of the upper portion of the box body, a sliding cover plate is fixedly mounted on the box body at the bottom of the feed inlet, a material feeding port is formed in the position, located at the bottom of the feed inlet, of the sliding cover plate, the sliding cover plate is movably inserted into a sliding heating box, a pair of threaded holes are formed in the upper portion of the sliding heating box, translation lead screws are movably inserted into the threaded holes, one ends of the two translation lead screws are fixedly mounted on a driving shaft of a synchronous motor, the synchronous motor is fixedly mounted on the box body, a blocking net is movably inserted into the bottom of the sliding heating box, one end, close to the synchronous motor, of the blocking net is movably matched with a discharging plugboard, a suction magnetic stripe is fixedly mounted at the joint of the blocking net and the discharging plugboard, a discharging conveying belt, the bottom of the sliding heating box is provided with a dipping cleaning box, the dipping cleaning box is lifted through a hydraulic telescopic cylinder, the hydraulic telescopic cylinder is fixedly installed on the translation mechanism, and the dipping cleaning box trisects the internal area of the box body through a partition plate.
Preferably, the barrier net is a 100-mesh barrier net, and a plurality of air pressure balance holes are formed in the sliding cover plate above the dipping and cleaning box.
Preferably, the atmosphere heating furnace is provided with a control panel positioned outside the box body.
Preferably, a liquid inlet hole and a liquid outlet hole are respectively arranged in the dipping and cleaning box.
Preferably, the translation mechanism comprises a moving table and a track groove, a moving wheel on the moving table is driven by a stepping motor, and the moving table makes longitudinal translation motion along the track groove.
Preferably, a cleaning door is installed on the box body through a hinge, and a glass observation window is arranged on the cleaning door.
A preparation process of cotton stalk biomass charcoal with high specific surface area comprises the following steps:
the method comprises the following steps: conveying the cotton stalks into a cleaning and drying device through a conveying belt for cleaning and then drying and dehydrating;
step two: crushing the dried cotton stalks by a crushing and feeding device, sieving the crushed cotton stalks by a 20-mesh sieve and outputting the crushed cotton stalks through a spiral feeding port of the crushing and feeding device;
step three: feeding the crushed cotton stalks into a sliding heating box through a feed port, and moving the sliding heating box into an atmosphere heating furnace to 50 mL/min-1Under the protection of nitrogen flow at 30 ℃ per minute-1The speed of the carbonization furnace is increased to 500 ℃ and the carbonization is carried out for 1.5 hours at constant temperature;
step four: the sliding heating box together with the carbonized cotton rod moves out of the atmosphere heating furnace, and the impregnation cleaning box is lifted by the lifting mechanism, so that the carbonized cotton rod in the sliding heating box is impregnated in the potassium hydroxide solution for 1 hour, and the potassium hydroxide and the carbonized material are mixed according to the proportion of 1: 1 to 3:1, drying at 105 ℃ after the completion of the impregnation, and drying again at 50 mL/min-1At 20 ℃ per minute under the protection of nitrogen flow-1The temperature is raised to 800 ℃ for 1 hour, and then the reaction solution is heated with 0.1 mol.L-1The hydrochloric acid and the distilled water are cleaned and dried to prepare the biomass charcoal with high specific surface area;
step five: and collecting the prepared biomass carbon with high specific surface area by a collecting device.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the invention, the biomass is activated, impregnated and cooled in the same device, so that the production steps are simplified, the production efficiency is improved, and the quality of the biomass fuel is improved;
2. the invention simplifies the processing steps of the biomass charcoal with high specific surface area and reduces the processing flow;
3. the invention has simple structure, lower cost and convenient use, and is suitable for large and medium enterprises to purchase according to production requirements.
According to the invention, the biomass is activated, impregnated and cooled in the same device, so that the processing steps of the biomass charcoal with high specific surface area are simplified, the production efficiency is improved, and meanwhile, the biomass charcoal activating device is simple in structure, low in cost, convenient to use and suitable for large and medium-sized enterprises to purchase according to production needs.
Drawings
FIG. 1 is a schematic view of the internal structure of a box body of a carbonization molding device of the invention;
FIG. 2 is a schematic view of the sliding cover installation structure of the present invention;
FIG. 3 is a schematic view of the barrier net mounting structure of the present invention;
FIG. 4 is a schematic view of the exterior of the case of the carbonization molding device of the present invention;
FIG. 5 is a schematic view of a spacer mounting structure of the present invention;
FIG. 6 is a schematic view of the process for carbonizing cotton stalk biomass according to the present invention.
In the figure: 1 cleaning and drying device, 2 crushing and feeding device, 3 carbonizing and forming device, 4 collecting device, 5 box body, 6 feeding port, 7 sliding cover plate, 8 feeding port, 9 sliding heating box, 10 threaded hole, 11 translation screw rod, 12 synchronous motor, 13 blocking net, 14 blanking plugboard, 15 attracting magnetic stripe, 16 blanking conveying belt, 17 atmosphere heating furnace, 18 clapboard, 19 air pressure balance hole, 20 control panel, 21 liquid inlet hole, 22 liquid outlet hole, 23 hydraulic telescopic cylinder, 24 moving platform, 25 track groove, 26 cleaning door, 27 glass observation window and 28 dipping cleaning box.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-6, the present invention provides a technical solution:
a preparation device of cotton stalk biomass charcoal with high specific surface area comprises a cleaning and drying device 1, a smashing and feeding device 2, a carbonization and forming device 3 and a collecting device 4, wherein a discharge port of the cleaning and drying device 1 is communicated with a feed port of the smashing and feeding device 2 through a conveying belt, a feed port of the smashing and feeding device 2 is communicated with a feed port 6 of the carbonization and forming device 3 through a conveying belt, a discharge port of the carbonization and forming device 3 is communicated with the collecting device 4 through a conveying belt, impurities on the surface of cotton stalks are cleaned through the cleaning and drying device 1, so that the purity of the biomass charcoal with high specific surface area is ensured, the quality of the biomass charcoal is ensured, the cotton stalks are dried after being cleaned, the smashing and feeding device 2 is used for smashing and processing the cleaned cotton stalks to form cotton stalk particles with the cotton stalk particle size smaller than 20 meshes and conveying the cotton stalk particles into the carbonization and forming device 3, the carbonization and forming device 3 is used for activating and impregnating the smashed cotton, the inner part of the device is formed with apertures to achieve the functions of adsorption and purification, and the collecting device 4 is used for collecting and screening the processed biomass charcoal so as to package and deliver the charcoal out of the warehouse;
the carbonization forming device 3 comprises a box body 5, the box body 5 is used as a bearing device for various parts, one side of the upper part of the box body 5 is provided with a feed inlet 6, straw particles are sent into the carbonization forming device 3 through the feed inlet 6, a sliding cover plate 7 is fixedly arranged on the box body 5 at the bottom of the feed inlet 6, the sliding cover plate 7 is used for blocking the straw particles in a sliding heating box 9 and preventing the straw particles from entering an impregnation cleaning box 28 in the impregnation and cleaning processes, the sliding cover plate 7 is positioned at the bottom of the feed inlet 6 and is provided with a feeding port 8, the straw particles are sent into the sliding heating box 9 through the feeding port 8, the sliding cover plate 7 is movably inserted on the sliding heating box 9, the sliding heating box 9 can slide on the sliding cover plate 7, the upper part of the sliding heating box 9 is provided with a pair of threaded holes 10, translation lead screws 11 are movably inserted in the threaded, one end of each of two translation screw rods 11 is fixedly arranged on a driving shaft of a synchronous motor 12, the synchronous motor 12 rotates to drive the translation screw rods 11 to rotate, the synchronous motor 12 is fixedly arranged on the box body 5, a blocking net 13 is movably inserted at the bottom of the sliding heating box 9, the blocking net 13 is used for preventing straw particles from flowing out from the bottom of the sliding heating box 9, one end, close to the synchronous motor 12, of the blocking net 13 is movably matched with a blanking plugboard 14, when the sliding heating box 9 moves towards one side of the blanking plugboard 14, the blanking plugboard 14 extrudes the blocking net 13 to force the blocking net 13 to move, the blanking plugboard 14 enters the bottom of the sliding heating box 9, internally activated and molded biomass charcoal falls onto a blanking conveyor belt 16 from the bottom of the blanking plugboard 14 to complete the release of the biomass charcoal, a suction magnetic strip 15 is fixedly arranged at the joint of the blocking net 13 and the blanking plugboard 14, and the suction magnetic, the sliding heating box 9 moves away from the blanking inserting plate 14, the blanking inserting plate 14 can move in the same direction at will by absorbing the blocking net 13, when the blocking net 13 reaches the limit position after being sealed, the blanking inserting plate 14 is separated from the blocking net 13, so that the blocking net 13 can be automatically closed, the blanking conveying belt 16 is arranged at the bottom of the blanking inserting plate 14, the blanking conveying belt 16 is used for conveying processed biomass charcoal to the collecting device 4, one end of the sliding heating box 9, which is away from the synchronous motor 12, is in fit connection with a heating chamber of an atmosphere heating furnace 17, the atmosphere heating furnace 17 is used for carbonizing cotton stalk particles in the sliding heating box 9, the bottom of the sliding heating box 9 is provided with an impregnation cleaning box 28, the impregnation cleaning box 28 is used for impregnating and cleaning the heated carbonized cotton stalk, so as to improve the pore space in the impregnation cleaning box 28, and the impregnation cleaning box 28 is lifted by a hydraulic telescopic, the hydraulic telescopic cylinder 23 lifts the dipping cleaning box 28 so that the sliding heating box 9 can enter various dipping cleaning liquids of the dipping cleaning box 28, the hydraulic telescopic cylinder 23 is fixedly installed on the translation mechanism, the translation mechanism drives the hydraulic telescopic cylinder 23 to further drive the dipping cleaning box 28 to move, the sliding heating box 9 enters different separation areas in different processing procedures for dipping and cleaning, the dipping cleaning box 28 trisects the internal area of the box body through the partition plate 18, and distilled water, hydrochloric acid and potassium hydroxide are respectively added into trisected spaces through trisecting the internal area of the dipping cleaning box 28.
As a preferred, the arresting net 13 is 100 meshes arresting net, a plurality of air pressure balance holes 19 have been seted up to sliding cover plate 7 above the impregnation cleaning box 28, can effectively block the biological cotton stalk through setting up of 100 meshes arresting net, guarantee that it is located sliding heating box 9 all the time, set up air pressure balance holes 19 above sliding cover plate 7 and make impregnation cleaning box 28 at the in-process that rises, in can getting into sliding heating box 9 of the inside liquid of impregnation cleaning box 28, guarantee the inside and outside air pressure balance of sliding heating box 9, and then guarantee the abundant flooding and the washing of inside carbomorphism cotton stalk.
Preferably, the control panel 20 is disposed on the outside of the box 5 of the atmosphere heating furnace 17, and the temperature rise rate and the holding time of the atmosphere heating furnace 17 can be set by the control panel 20.
Preferably, the immersion cleaning tank 28 is provided with a liquid inlet 21 and a liquid outlet 22, respectively, and various solutions in the immersion cleaning tank 28 can be replaced in time through the liquid inlet 21 and the liquid outlet 22, so as to ensure the smooth proceeding of the immersion cleaning.
Preferably, the translation mechanism comprises a moving table 24 and a track groove 25, the moving wheel on the moving table 24 is driven by a stepping motor, the moving table 24 makes longitudinal translation motion along the track groove 25, and the moving table 24 translates on the track groove 25 so as to switch the type of the solution in the immersion cleaning tank 28, which is in contact with the sliding heating box 9.
As an optimization, there is cleaning door 26 through hinged mounting on the box 5, is provided with glass observation window 27 on the cleaning door 26, can observe inside behavior in real time through glass observation window 27, is convenient for in time discover the problem, can overhaul and clear up inside through opening cleaning door 26.
A preparation process of cotton stalk biomass charcoal with high specific surface area comprises the following steps:
the method comprises the following steps: conveying the cotton stalks into a cleaning and drying device 1 through a conveying belt for cleaning and then drying and dehydrating;
step two: crushing the dried cotton stalks by a crushing and feeding device 2, sieving the crushed cotton stalks by a 20-mesh sieve and outputting the crushed cotton stalks through a spiral feeding port of the crushing and feeding device 2;
step three: feeding the pulverized cotton stalks into a sliding heating box 9 through a feed inlet 6, moving the sliding heating box 9 into an atmosphere heating furnace 17 for 50 mL/min-1Under the protection of nitrogen flow at 30 ℃ per minute-1The speed of the carbonization furnace is increased to 500 ℃ and the carbonization is carried out for 1.5 hours at constant temperature;
step four: the sliding heating box 9 together with the carbonized cotton rod is moved out of the atmosphere heating furnace 17, and the dipping cleaning box 28 is lifted by the lifting mechanism, so that the carbonized cotton rod in the sliding heating box 9 is dipped in the potassium hydroxide solution for 1 hour, and the potassium hydroxide and the carbonized material are mixed according to the ratio of 1: 1 to 3:1, drying at 105 ℃ after the completion of the impregnation, and drying again at 50 mL/min-1At 20 ℃ per minute under the protection of nitrogen flow-1The temperature is raised to 800 ℃ for 1 hour, and then the reaction solution is heated with 0.1 mol.L-1The hydrochloric acid and the distilled water are cleaned and dried to prepare the biomass charcoal with high specific surface area;
step five: the prepared biomass charcoal with high specific surface area is collected by a collecting device 4.
The working principle is as follows: when biomass cotton stalk carbonization processing is required, the synchronous motor 12 drives the translation screw rod 11 to rotate so as to drive the sliding heating box 9 to move, so that the sliding heating box moves to the bottom of the feeding hole 6, the feeding hole 6 releases weighed cotton stalk particles, the cotton stalk particles can enter the sliding heating box 9 through the feeding hole 8 on the sliding cover plate 7, after the cotton stalk particles are added, the translation screw rod 11 drives the sliding heating box 9 to move into the atmosphere heating furnace 17, the cotton stalk particles are carbonized through the set heating rate and the set heat preservation time, after the heat preservation time is reached, the synchronous motor 12 drives the sliding heating box 9 to move to the position above the impregnation cleaning box 28 again, the sliding heating box 9 is lifted through the hydraulic telescopic cylinder 23 so as to be impregnated in the potassium hydroxide solution, the impregnation cleaning box 28 resets after impregnation is completed, the sliding heating box 9 moves into the atmosphere heating furnace 17 again for heating, repeating the steps, respectively soaking the sliding heating box 9 in hydrochloric acid and distilled water for cleaning, then driving the sliding heating box 9 to move towards one side close to the blanking plugboard 14 by the synchronous motor 12, extruding the arresting net 13 by the blanking plugboard 14 to force the arresting net 13 to move, enabling the blanking plugboard 14 to enter the bottom of the sliding heating box 9, enabling the biomass charcoal activated and formed inside to fall onto the blanking conveyor belt 16 from the bottom of the blanking plugboard 14 so as to complete the release of the biomass charcoal, conveying the released biomass charcoal with high specific surface area to the collecting device 4 through the blanking conveyor belt 16, simultaneously moving the sliding heating box 9 towards one side far away from the blanking plugboard 14, driving the arresting net 13 to move together by the blanking plugboard 14 under the action of attracting the magnetic stripe 15, when the arresting net 13 reaches a limit position after being sealed, separating the blanking plugboard 14 from the arresting net 13 so as to realize the automatic closing of the arresting net 13, the slide heating box 9 is ready for the next feeding process step.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (7)

1. The utility model provides a preparation equipment of cotton stalk living beings charcoal of high specific surface, includes cleaning and drying device (1), smashes feeding device (2), carbomorphism forming device (3) and collection device (4), its characterized in that: a discharge port of the cleaning and drying device (1) is communicated with a feed port of the crushing and feeding device (2) through a conveyer belt, a feed port of the crushing and feeding device (2) is communicated with a feed port (6) of the carbonization and forming device (3) through a conveyer belt, and a discharge port of the carbonization and forming device (3) is communicated with the collecting device (4) through a conveyer belt;
the carbonization forming device (3) comprises a box body (5), a feed inlet (6) is formed in one side of the upper portion of the box body (5), a sliding cover plate (7) is fixedly mounted on the box body (5) at the bottom of the feed inlet (6), a material charging opening (8) is formed in the bottom of the sliding cover plate (7), the sliding cover plate (7) is movably inserted into a sliding heating box (9), a pair of threaded holes (10) is formed in the upper portion of the sliding heating box (9), translation lead screws (11) are movably inserted into the threaded holes (10), one ends of the two translation lead screws (11) are fixedly mounted on a driving shaft of a synchronous motor (12), the synchronous motor (12) is fixedly mounted on the box body (5), a blocking net (13) is movably inserted into the bottom of the sliding heating box (9), one end of the blocking net (13) is close to one end of the synchronous motor (12) and is movably matched with a blanking plugboard (14, arresting net (13) and the equal fixed mounting of unloading picture peg (14) junction have attraction magnetic stripe (15), unloading picture peg (14) bottom is provided with unloading conveyer belt (16), synchronous motor (12) one end is kept away from in slip heating box (9) and the heating chamber cooperation of atmosphere heating furnace (17) is connected, slip heating box (9) bottom is provided with flooding washing case (28), flooding washing case (28) go up and down through hydraulic telescoping cylinder (23), hydraulic telescoping cylinder (23) fixed mounting is on translation mechanism, flooding washing case (28) are through baffle (18) with the regional trisection of box inside.
2. The equipment for preparing the cotton stalk biomass charcoal with the high specific surface area as claimed in claim 1, is characterized in that: the barrier net (13) is a 100-mesh barrier net, and a plurality of air pressure balance holes (19) are formed in the sliding cover plate (7) above the dipping and cleaning box (28).
3. The equipment for preparing the cotton stalk biomass charcoal with the high specific surface area as claimed in claim 1, is characterized in that: the atmosphere heating furnace (17) is arranged on the outer side of the box body (5) and is provided with a control panel (20).
4. The equipment for preparing the cotton stalk biomass charcoal with the high specific surface area as claimed in claim 1, is characterized in that: the dipping and cleaning box (28) is internally provided with a liquid inlet hole (21) and a liquid outlet hole (22) respectively.
5. The equipment for preparing the cotton stalk biomass charcoal with the high specific surface area as claimed in claim 1, is characterized in that: the translation mechanism comprises a moving table (24) and a track groove (25), moving wheels on the moving table (24) are driven by a stepping motor, and the moving table (24) makes longitudinal translation motion along the track groove (25).
6. The equipment for preparing the cotton stalk biomass charcoal with the high specific surface area as claimed in claim 1, is characterized in that: a cleaning door (26) is mounted on the box body (5) through a hinge, and a glass observation window (27) is arranged on the cleaning door (26).
7. A preparation process of cotton stalk biomass charcoal with high specific surface area is characterized by comprising the following steps: the method comprises the following steps:
the method comprises the following steps: conveying the cotton stalks into a cleaning and drying device (1) through a conveying belt for cleaning and then drying and dehydrating;
step two: crushing the dried cotton stalks by a crushing and feeding device (2), and sieving the crushed cotton stalks by a 20-mesh sieve and outputting the crushed cotton stalks through a spiral feeding port of the crushing and feeding device (2);
step three: the crushed cotton stalks are sent into a sliding heating box (9) through a feed inlet (6), the sliding heating box (9) is moved into an atmosphere heating furnace (17) and the volume is 50 mL/min-1Under the protection of nitrogen flow at 30 ℃ per minute-1The speed of the carbonization furnace is increased to 500 ℃ and the carbonization is carried out for 1.5 hours at constant temperature;
step four: the sliding heating box (9) together with the carbonized cotton rod is moved out of the atmosphere heating furnace (17), and the impregnation cleaning box (28) is lifted by the lifting mechanism, so that the carbonized cotton rod in the sliding heating box (9) is impregnated in the potassium hydroxide solution for 1 hour, and the potassium hydroxide and the carbonized material are mixed according to the ratio of 1: 1 to 3:1, drying at 105 ℃ after the completion of the impregnation, and drying again at 50 mL/min-1At 20 ℃ per minute under the protection of nitrogen flow-1The temperature is raised to 800 ℃ for 1 hour, and then the reaction solution is heated with 0.1 mol.L-1The hydrochloric acid and the distilled water are cleaned and dried to prepare the biomass charcoal with high specific surface area;
step five: the prepared biomass charcoal with high specific surface area is collected by a collecting device (4).
CN201911023869.7A 2019-10-25 2019-10-25 Preparation equipment and process of cotton stalk biomass charcoal with high specific surface area Withdrawn CN110607185A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201911023869.7A CN110607185A (en) 2019-10-25 2019-10-25 Preparation equipment and process of cotton stalk biomass charcoal with high specific surface area

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201911023869.7A CN110607185A (en) 2019-10-25 2019-10-25 Preparation equipment and process of cotton stalk biomass charcoal with high specific surface area

Publications (1)

Publication Number Publication Date
CN110607185A true CN110607185A (en) 2019-12-24

Family

ID=68895468

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201911023869.7A Withdrawn CN110607185A (en) 2019-10-25 2019-10-25 Preparation equipment and process of cotton stalk biomass charcoal with high specific surface area

Country Status (1)

Country Link
CN (1) CN110607185A (en)

Similar Documents

Publication Publication Date Title
CN113945070B (en) Micro nano powder rapid drying and collecting device
CN109920973A (en) A kind of production equipment and method of anode material for lithium-ion batteries
CN115523720B (en) Powder metallurgy drying device for building metallurgical engineering
CN210656807U (en) Preparation equipment of high specific surface cotton stalk biomass charcoal
CN208804990U (en) A kind of drying device of new high-efficiency fertilizer
CN110607185A (en) Preparation equipment and process of cotton stalk biomass charcoal with high specific surface area
CN104034136A (en) Multifunctional plant fiber powder dryer
CN112046062A (en) Molding and briquetting device for biomass solid fuel production
CN109777456A (en) One kind hanging kiln charcoal production system
CN108819324A (en) A kind of self-sizing oil press can be used for assembly line
CN114459231A (en) Energy-saving grain drying-machine with two stoving sections
CN113739541A (en) Drying and preheating device for coal gangue ceramsite forming and using method thereof
CN105831359A (en) Machining process for liquorice tea
CN113897207B (en) Biomass charcoal firing equipment capable of uniformly discharging
CN202700716U (en) Paint recycling device
CN212889096U (en) A dust collection processing apparatus for civil engineering design
CN201042123Y (en) Forward flow type drier special for post-cover seed
CN217715689U (en) Drying-machine for haydite
CN220083489U (en) Energy-saving tea dryer
CN211070016U (en) Innoxious tail gas processing system in metallurgical dirt mud processing
CN215490608U (en) Fluidized bed dryer
CN219663214U (en) Waste gas emission treatment device of biomass briquette fuel dryer
CN218821412U (en) Drying bin for alumina balls
CN217052161U (en) Essence extraction element
CN218383741U (en) Automatic drainage device of civil nuclear power station sump pit

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
WW01 Invention patent application withdrawn after publication
WW01 Invention patent application withdrawn after publication

Application publication date: 20191224