CN114234583A - High-efficient drying-machine of graphite - Google Patents

High-efficient drying-machine of graphite Download PDF

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Publication number
CN114234583A
CN114234583A CN202210183166.6A CN202210183166A CN114234583A CN 114234583 A CN114234583 A CN 114234583A CN 202210183166 A CN202210183166 A CN 202210183166A CN 114234583 A CN114234583 A CN 114234583A
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CN
China
Prior art keywords
barrel
communicated
channels
smoke exhaust
smoke
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Granted
Application number
CN202210183166.6A
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Chinese (zh)
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CN114234583B (en
Inventor
冷文良
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.)
Shandong Baoyang Drying Equipment Technology Co ltd
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Shandong Baoyang Drying Equipment Technology Co ltd
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Priority to CN202210183166.6A priority Critical patent/CN114234583B/en
Publication of CN114234583A publication Critical patent/CN114234583A/en
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Publication of CN114234583B publication Critical patent/CN114234583B/en
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    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F26—DRYING
    • F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
    • F26B11/00—Machines or apparatus for drying solid materials or objects with movement which is non-progressive
    • F26B11/02—Machines or apparatus for drying solid materials or objects with movement which is non-progressive in moving drums or other mainly-closed receptacles
    • F26B11/04—Machines or apparatus for drying solid materials or objects with movement which is non-progressive in moving drums or other mainly-closed receptacles rotating about a horizontal or slightly-inclined axis
    • F26B11/0445—Machines or apparatus for drying solid materials or objects with movement which is non-progressive in moving drums or other mainly-closed receptacles rotating about a horizontal or slightly-inclined axis having conductive heating arrangements, e.g. heated drum wall
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F26—DRYING
    • F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
    • F26B21/00—Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects
    • F26B21/14—Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects using gases or vapours other than air or steam, e.g. inert gases
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F26—DRYING
    • F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
    • F26B25/00—Details of general application not covered by group F26B21/00 or F26B23/00
    • F26B25/001—Handling, e.g. loading or unloading arrangements
    • F26B25/002—Handling, e.g. loading or unloading arrangements for bulk goods
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F26—DRYING
    • F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
    • F26B25/00—Details of general application not covered by group F26B21/00 or F26B23/00
    • F26B25/06—Chambers, containers, or receptacles
    • F26B25/14—Chambers, containers, receptacles of simple construction
    • F26B25/16—Chambers, containers, receptacles of simple construction mainly closed, e.g. drum
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00—Technologies relating to chemical industry
    • Y02P20/10—Process efficiency

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Drying Of Solid Materials (AREA)

Abstract

The invention discloses a graphite high-efficiency dryer, which relates to the technical field of dryers and comprises a barrel, wherein a feed inlet is arranged on the barrel, a jacket is sleeved on the barrel, a cavity is formed between the jacket and the barrel, an internal fire tube is arranged in the barrel, a smoke inlet is arranged at one end of the internal fire tube, a plurality of first partition plates are fixedly connected to the barrel along the circumferential direction of the barrel, the cavity is divided into a plurality of closed channels by the plurality of first partition plates, second partition plates are arranged in the channels, the channels are divided into communicated smoke inlet channels and smoke outlet channels by the second partition plates, a plurality of first conduction pipes are arranged on the internal fire tube along the circumferential direction of the internal fire tube, one ends of the first conduction pipes are communicated with the internal fire tube, the other ends of the first conduction pipes are communicated with the smoke inlet channels, a smoke exhaust pipe is also arranged in the barrel, a plurality of second conduction pipes are fixedly connected to the barrel along the circumferential direction of the barrel, one ends of the second conduction pipes are communicated with the smoke outlet channels, the other ends of the second conduction pipes are communicated with the smoke exhaust pipe, further improve the drying efficiency of drying-machine, increase the heat transfer area of material and drying-machine, the energy cost is practiced thrift.

Description

High-efficient drying-machine of graphite
Technical Field
The invention relates to the technical field of dryers, in particular to a graphite efficient dryer.
Background
Graphite powder, especially ultrafine flaky graphite, generally has a powder particle size of 300-. Traditional drying methods has stoving room drying methods, the air current drying methods, rotary kiln drying methods and interior firetube drying methods etc, interior firetube formula drying-machine, though separate material and hot medium, the problem of powder evacuation pollution has been solved, but after long-time use, the interior firetube is interior to pass through high temperature flue gas for a long time, can cause the scaling loss of interior firetube pipeline, cause a series of troubles such as interior firetube welding seam fracture, can cause the mixing of flue gas and material after the damage of interior firetube, thereby cause the phenomenon of flue gas running powder, and only adopt interior firetube to carry out the heat transfer stoving to the material, drying efficiency is low.
Disclosure of Invention
Aiming at the defects, the invention aims to provide a graphite efficient dryer and aims to solve the technical problems that an internal fire tube is easy to damage and the drying efficiency is low in the prior art.
In order to solve the technical problems, the technical scheme of the invention is as follows:
a graphite high-efficiency dryer comprises a cylinder body, wherein a feed inlet is formed in the cylinder body, a jacket is sleeved on the cylinder body, a cavity is formed between the jacket and the cylinder body, an inner fire tube is arranged in the cylinder body, and a smoke inlet is formed in one end of the inner fire tube;
a plurality of first partition plates are fixedly connected to the cylinder body along the circumferential direction of the cylinder body, the cavity is divided into a plurality of closed channels by the first partition plates, second partition plates are arranged in the channels, and the channels are divided into communicated flue inlet channels and flue outlet channels by the second partition plates;
a plurality of first conduction pipes are arranged on the inner fire pipe along the circumferential direction of the inner fire pipe, one end of each first conduction pipe is communicated with the inner fire pipe, and the other end of each first conduction pipe is communicated with the flue inlet;
the cylinder is internally provided with a smoke exhaust pipe, a plurality of second conduction pipes are fixedly connected to the cylinder along the circumferential direction of the cylinder, one end of each second conduction pipe is communicated to the smoke outlet, and the other end of each second conduction pipe is communicated to the smoke exhaust pipe.
Preferably, the barrel rotates and locates in the frame, still is equipped with drive barrel pivoted power component in the frame, and the rigid coupling has the feeding casing in the frame, and the feeding casing just rotates with the barrel intercommunication to be connected, is equipped with the feed inlet on the feeding casing.
Preferably, the inner fire tube is provided with a helical blade in the feed housing.
Preferably, a wet gas joint is fixedly connected to the frame, the tail end of the cylinder body is rotatably connected with the wet gas joint, and a moisture exhaust chimney is arranged on the wet gas joint.
Preferably, the first conduction pipe and the inlet flue are arranged in a one-to-one correspondence mode, and the second conduction pipe and the outlet flue are arranged in a one-to-one correspondence mode.
Preferably, a smoke exhaust seal head is fixedly connected to the frame, the smoke exhaust pipe is rotatably connected with the smoke exhaust seal head, and a smoke exhaust chimney is arranged at the top of the smoke exhaust seal head.
After the technical scheme is adopted, the invention has the beneficial effects that:
according to the invention, the barrel is arranged, the inner fire tube is arranged in the barrel, the cavity is arranged outside the barrel, so that high-temperature smoke in the inner fire tube firstly heats materials in the barrel, then the smoke in the inner fire tube enters the cavity to heat the outer wall of the barrel, the barrel indirectly dries the materials, the arrangement of the first partition plate and the second partition plate prolongs the flowing time of the smoke in the cavity, the drying efficiency of the dryer is further improved, the heat exchange area of the materials and the dryer is increased, the energy is saved, and the cost is saved.
Because the barrel rotates and locates in the frame, still be equipped with drive barrel pivoted power component in the frame, the rigid coupling has the feeding casing in the frame, the feeding casing communicates with the barrel and rotates and be connected, be equipped with the feed inlet on the feeding casing, be equipped with the helical blade who is located the feeding casing on the interior firetube for helical blade rotates along with interior firetube and carries the material in the feeding casing to the barrel in, and interior firetube and barrel rotate and dial the material in the barrel, improve the degree of consistency of dried material, further improve the oven-dry mass of material.
Drawings
FIG. 1 is a schematic structural diagram of a graphite high-efficiency dryer according to the present invention;
FIG. 2 is a schematic view of the structure in the direction A-A of FIG. 1;
FIG. 3 is a schematic view of the structure in the direction B-B of FIG. 1;
FIG. 4 is a schematic view of the flue gas flow direction of the efficient graphite dryer of the present invention.
In the figure, a cylinder 1, a jacket 10, a cavity 11, a first partition plate 12, a channel 13, a second partition plate 14, a flue inlet 15, a flue outlet 16, a smoke exhaust pipe 17, a second conduction pipe 170, a moisture connector 18, a moisture exhaust chimney 180, an internal fire pipe 2, a smoke inlet 20, a first conduction pipe 21, a helical blade 22, a frame 3, a riding wheel 30, a rolling ring 31, a driving gear 32, a driven gear 33, a motor 34, a smoke exhaust seal 35, a smoke exhaust chimney 350, a feeding shell 4 and a feeding hole 40.
Detailed Description
The invention is further elucidated with reference to the drawing.
All the directions referred to in the specification are based on the directions of the efficient graphite dryer in normal operation, and the directions of the efficient graphite dryer in storage and transportation are not limited, but only represent relative position relations and do not represent absolute position relations.
As shown in fig. 1, fig. 2, fig. 3 and fig. 4, a graphite high-efficiency dryer comprises a cylinder 1, an internal fire tube 2, a feeding shell 4 and a frame 3, wherein a jacket 10 is sleeved on the cylinder 1, a cavity 11 is formed between the jacket 10 and the cylinder 1, a plurality of first partition plates 12 are fixedly connected to the cylinder 1 along the circumferential direction of the cylinder, two sides of each first partition plate 12 are respectively welded to the cylinder 1 and the jacket 10, the cavity 11 is divided into a plurality of closed channels 13 by the plurality of first partition plates 12, a second partition plate 14 is arranged in each channel 13, two sides of each second partition plate 14 are respectively welded to the cylinder 1 and the jacket 10, and one end of each second partition plate 14, which is close to a feeding port 40, is not connected to the cavity 11, so that the channel 13 is divided into a communicating feeding flue 15 and a discharging flue 16 by the second partition plates 14, and the feeding flue 15 and the discharging flue 16 are communicated at a position close to the feeding port 40;
the internal fire tube 2 is arranged in the barrel 1, preferably, the internal fire tube 2 is arranged coaxially with the barrel 1, one end of the internal fire tube 2 is provided with a smoke inlet 20, the smoke inlet 20 is positioned at one end close to the feed inlet 40, the internal fire tube 2 is provided with a plurality of first conduction pipes 21 along the circumferential direction, preferably, the first conduction pipes 21 and the smoke inlet flue 15 are arranged in a one-to-one correspondence manner, one end of each first conduction pipe 21 is communicated with the internal fire tube 2, the other end of each first conduction pipe 21 is communicated with the smoke inlet flue 15, and high-temperature smoke in the internal fire tube 2 is guided into the smoke inlet flue 15 through the first conduction pipes 21;
a smoke exhaust pipe 17 is further arranged in the cylinder 1, preferably, the smoke exhaust pipe 17 is arranged coaxially with the cylinder 1, the smoke exhaust pipe 17 is located at the tail end of the cylinder 1, a plurality of second conduction pipes 170 are fixedly connected to the cylinder 1 along the circumferential direction of the cylinder, preferably, the second conduction pipes 170 are arranged in one-to-one correspondence with the smoke outlet channels 16, one ends of the second conduction pipes 170 are communicated with the smoke outlet channels 16, the other ends of the second conduction pipes 170 are communicated with the smoke exhaust pipe 17, and high-temperature smoke in the smoke outlet channels 16 is guided into the smoke exhaust pipe 17 through the second conduction pipes 170;
preferably, the inner fire tube 2 is provided with a helical blade 22 positioned below the feed port 40, the helical blade 22 is welded with the outer wall of the inner fire tube 2, the material entering from the feed port 40 can cool the smoke inlet end of the inner fire tube 2, meanwhile, the smoke inlet end of the inner fire tube 2 also preheats the material, the helical blade 22 conveys the material to the inside of the barrel 1 along with the rotation of the inner fire tube 2, the barrel 1 is rotatably arranged on the frame 3, the frame 3 is also provided with a power assembly for driving the barrel 1 to rotate, the frame 3 is fixedly connected with a feed shell 4, the feed shell 4 is communicated and rotatably connected with the barrel 1, the feed shell 4 is provided with the feed port 40, in the embodiment, the power assembly comprises a driving gear 32, a driven gear 33 and a motor 34, the driven gear 33 is sleeved on the barrel 1, the driving gear 32 is engaged and connected with the driven gear 33, the driving gear 32 is sleeved on the output shaft of the motor 34, the arrangement mode of the power assembly is common knowledge that should be known to those skilled in the art, and will not be described herein again, a plurality of rolling rings 31 are sleeved on the barrel 1 at intervals along the length direction thereof, two supporting rollers 30 for supporting the rolling rings 31 are arranged on two sides of the bottom of the rolling rings 31, the supporting rollers 30 are rotatably arranged on the frame 3, the supporting rollers 30 and the rolling rings 31 are matched to support the barrel 1, and the arrangement of the supporting rollers 30 and the rolling rings 31 can reduce the friction force when the barrel 1 rotates and enhance the stability of the rotation of the barrel 1.
Wherein, the frame 3 is fixedly connected with a wet gas joint 18, the tail end of the barrel 1 is rotatably connected with the wet gas joint 18, a moisture discharging chimney 180 is arranged on the wet gas joint 18, and the moisture discharging chimney 180 is used for discharging moisture generated in the drying of materials.
Wherein, the frame 3 is fixedly connected with a smoke exhaust seal head 35, the smoke exhaust pipe 17 is rotatably connected with the smoke exhaust seal head 35, the top of the smoke exhaust seal head 35 is provided with a smoke exhaust chimney 350, the smoke exhaust seal head 35 can also be provided with a draught fan, and the feed opening can be arranged at the tail end of the smoke exhaust chimney 350, so that the flow speed of smoke is improved, and the discharge speed of the smoke is improved.
When the dryer works, materials to be dried enter the feeding shell 4 through the feeding hole 40, the motor 34 drives the cylinder 1 to rotate, the inner fire tube 2 in the cylinder 1 rotates along with the rotation of the inner fire tube, the helical blades 22 rotate to convey the materials in the feeding shell 4 into the cylinder 1, the inner fire tube 2 positioned in the center of the dryer firstly heats the materials, then high-temperature flue gas in the inner fire tube 2 enters the cavity 11 through the first conduction pipe 21 and flows into the flue 16 from the flue inlet 15 of the cavity 11, the heating time of the high-temperature flue gas on the cylinder 1 is prolonged, after the high-temperature flue gas heats the outer wall of the whole dryer, the materials in the cylinder 1 are indirectly heated and dried, finally the high-temperature flue gas in the flue 16 flows back to the smoke exhaust pipe 17 through the second conduction pipe 170, then the flue gas in the smoke exhaust pipe 17 is exhausted to the smoke exhaust chimney 350 through the smoke exhaust end socket 35, and moisture generated in material drying is exhausted out of the cylinder 1 through the moisture exhaust chimney 180, avoid the moisture to influence the stoving of material, whole stoving process material does not contact with the flue gas, has increased heat transfer area, and the reliability of material stoving is showing and is promoting to reinforcing energy-conserving effect.
The present invention is not limited to the above-described embodiments, and those skilled in the art will be able to make various modifications without creative efforts from the above-described conception, and fall within the scope of the present invention.

Claims (6)

1. A graphite efficient dryer comprises a barrel, wherein a feed inlet is formed in the barrel, and the graphite efficient dryer is characterized in that a jacket is sleeved on the barrel, a cavity is formed between the jacket and the barrel, an internal fire tube is arranged in the barrel, and a smoke inlet is formed in one end of the internal fire tube;
a plurality of first partition plates are fixedly connected to the cylinder body along the circumferential direction of the cylinder body, the cavity is divided into a plurality of closed channels by the first partition plates, second partition plates are arranged in the channels, and the channels are divided into communicated flue inlet channels and flue outlet channels by the second partition plates;
a plurality of first conduction pipes are arranged on the inner fire pipe along the circumferential direction of the inner fire pipe, one end of each first conduction pipe is communicated with the inner fire pipe, and the other end of each first conduction pipe is communicated with the flue inlet;
the smoke exhaust pipe is further arranged in the cylinder, a plurality of second conduction pipes are fixedly connected to the cylinder along the circumferential direction of the cylinder, one ends of the second conduction pipes are communicated to the smoke outlet duct, and the other ends of the second conduction pipes are communicated to the smoke exhaust pipe.
2. The graphite high-efficiency dryer as claimed in claim 1, wherein the barrel is rotatably disposed on a frame, the frame is further provided with a power assembly for driving the barrel to rotate, the frame is fixedly connected with a feeding shell, the feeding shell is communicated and rotatably connected with the barrel, and the feeding shell is provided with the feeding hole.
3. The graphite high-efficiency dryer as claimed in claim 2, wherein the inside fire tube is provided with a spiral blade in the feeding housing.
4. The graphite high-efficiency dryer as claimed in claim 2, wherein a wet gas joint is fixedly connected to the frame, the tail end of the cylinder is rotatably connected to the wet gas joint, and a moisture exhaust chimney is arranged on the wet gas joint.
5. The efficient graphite dryer as claimed in claim 1, wherein said first conducting pipes are disposed in one-to-one correspondence with said inlet flues, and said second conducting pipes are disposed in one-to-one correspondence with said outlet flues.
6. The graphite efficient dryer according to claim 2, wherein a smoke exhaust seal head is fixedly connected to the frame, the smoke exhaust pipe is rotatably connected with the smoke exhaust seal head, and a smoke exhaust chimney is arranged at the top of the smoke exhaust seal head.
CN202210183166.6A 2022-02-28 2022-02-28 High-efficient drying-machine of graphite Active CN114234583B (en)

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CN114234583B CN114234583B (en) 2022-05-31

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114739129A (en) * 2022-04-08 2022-07-12 郑州沃特节能科技股份有限公司 Drying system based on heat recovery is recycled
CN116007323A (en) * 2022-12-14 2023-04-25 安徽省碧绿春生物科技有限公司 Starch drying equipment

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CN209783182U (en) * 2019-01-12 2019-12-13 山东宝阳干燥设备科技有限公司 Inner tube type drum dryer
CN209910307U (en) * 2019-10-22 2020-01-07 山东宝阳干燥设备科技有限公司 Special drying system of feldspar powder
CN211823614U (en) * 2020-03-31 2020-10-30 四川久远环境技术有限公司 Novel jacket dryer
CN212274580U (en) * 2020-05-11 2021-01-01 常州奥凯干燥设备有限公司 Novel heating plate device of vacuum drying oven

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CN211823614U (en) * 2020-03-31 2020-10-30 四川久远环境技术有限公司 Novel jacket dryer
CN212274580U (en) * 2020-05-11 2021-01-01 常州奥凯干燥设备有限公司 Novel heating plate device of vacuum drying oven

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114739129A (en) * 2022-04-08 2022-07-12 郑州沃特节能科技股份有限公司 Drying system based on heat recovery is recycled
CN114739129B (en) * 2022-04-08 2023-09-26 郑州沃特节能科技股份有限公司 Drying system based on waste heat recovery and recycling
CN116007323A (en) * 2022-12-14 2023-04-25 安徽省碧绿春生物科技有限公司 Starch drying equipment

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