CN210272593U - Waste lithium battery pyrolysis device - Google Patents
Waste lithium battery pyrolysis device Download PDFInfo
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- CN210272593U CN210272593U CN201921279119.1U CN201921279119U CN210272593U CN 210272593 U CN210272593 U CN 210272593U CN 201921279119 U CN201921279119 U CN 201921279119U CN 210272593 U CN210272593 U CN 210272593U
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- rotary kiln
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- waste lithium
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- 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
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/84—Recycling of batteries or fuel cells
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Abstract
The utility model belongs to the technical field of waste lithium battery recovery, in particular to a waste lithium battery pyrolysis device, which mainly aims to provide a waste lithium battery pyrolysis device, effectively eliminates pollution harmful substances in waste lithium batteries through a thermal desorption heating mode, and provides a waste lithium battery pyrolysis device, which comprises a device frame, wherein a rotary kiln body is arranged on the device frame, a power device is arranged on the device frame, the power device is connected with a transmission big gear ring arranged on the rotary kiln body for transmission, a plurality of rotating brackets are also arranged on the rotary kiln body, and the rotary kiln body is sequentially provided with a feeding section, a heating section and a cooling section from front to back; still connect on the rotary kiln body and be provided with automatic feeding device, this novel structural design's old and useless lithium cell pyrolysis device, the effectual automatic feeding process who realizes the old and useless lithium cell of pyrolysis in-process, the effectual recovery pyrolysis efficiency that improves old and useless lithium cell in the resource recovery in-process.
Description
Technical Field
The utility model belongs to the technical field of waste lithium battery recovery; in particular to a waste lithium battery pyrolysis device.
Background
Thermal desorption is a process of heating a contaminated medium and organic contaminants contained therein to a sufficient temperature by direct or indirect heat exchange to volatilize or separate the organic contaminants from the contaminated medium; in the application process, the thermal desorption technology is mainly represented as a low-temperature thermal desorption technology with the heating temperature of soil or sediments being 150-315 ℃; a high-temperature thermal desorption technology for heating the soil or the sediments to 315-540 ℃; however, the thermal desorption technology is mainly applied to the restoration production process of the polluted soil; in recent years, the influence of waste batteries on the environment becomes one of domestic media hot topics, and no matter the waste batteries are buried in the atmosphere or deeply underground, heavy metal components of the waste batteries overflow along with seepage, so that the pollution of underground water and soil is caused, and the serious harm to human health is caused after the waste batteries accumulate every day and month; at present, the waste lithium batteries can effectively recycle the zinc-iron alloy or the manganese-iron alloy in the waste lithium batteries in a crushing and recycling mode, and can also recycle metals such as zinc, manganese, iron and the like stored in the waste lithium batteries, so that the metals are effectively recycled; the waste lithium battery mainly comprises a shell and an internal battery core, wherein the shell is a stainless steel shell, a nickel-plated metal steel shell or a plastic shell; the battery core is of a roll-type structure and mainly comprises a positive electrode, a negative electrode, an isolating membrane and electrolyte; however, before the waste lithium batteries are crushed and recycled, the harmful substances such as sulfides and nitrogen-containing compounds in the waste lithium batteries are generally required to be subjected to heat treatment, so that the harmful substances are sufficiently separated, and therefore, it is very necessary to provide a novel waste lithium battery pyrolysis device.
Disclosure of Invention
The utility model discloses an inventive purpose:
the main is in order to provide a waste lithium battery pyrolysis device, not only effectually combine together thermal desorption technique and waste lithium battery pyrolysis process, through the effectual pollution harmful substance that eliminates in the waste lithium battery of thermal desorption heating mode, the automatic feeding process of the waste lithium battery among the effectual realization pyrolysis process in addition, the recovery pyrolysis efficiency of the waste lithium battery in the resource recovery process of effectual improvement, effectual reduction workman's intensity of labour, the economic benefits of effectual improvement enterprise.
The technical scheme of the utility model is that:
the waste lithium battery pyrolysis device comprises a device frame, wherein a rotary kiln body is arranged on the device frame, a power device is arranged on the device frame, the power device is connected with a large transmission gear ring arranged on the rotary kiln body for transmission, a plurality of rotary brackets are also arranged on the rotary kiln body, and the rotary kiln body is sequentially provided with a feeding section, a heating section and a cooling section from front to back; an automatic feeding device is also connected and arranged on the rotary kiln body.
The automatic feeding device comprises a feeding bin, a first belt conveyor is arranged at the lower part of the feeding bin, and an adjustable supporting base is arranged at the bottom of the first belt conveyor; the front end of the first belt conveyor is also provided with a second belt conveyor.
The feeding hopper is connected and arranged on the feeding section of the rotary kiln body, the first pneumatic gate valve and the second pneumatic gate valve are respectively arranged in the feeding hopper, and a feeding storage interval is formed between the first pneumatic gate valve and the second pneumatic gate valve.
The upper part of the feed hopper is also provided with a buffer type feeding device which is supported by the device frame; the buffer type feeding device comprises a conveying belt scale, wherein material blocking support plates which are mutually inclined and staggered are arranged on two sides of the conveying belt scale, and a feeding space is reserved between the material blocking support plates which are arranged left and right.
The second belt conveyor adopts a large-inclination-angle belt conveyor, and a closed outer cover is further arranged on the large-inclination-angle belt conveyor body.
The adjustable supporting base comprises a first connecting beam arranged at the bottom of the first belt conveyor, and a plurality of bolt connecting holes are uniformly distributed in the first connecting beam; the first connecting beam is connected with a second connecting beam, and the second connecting beam is connected with the first connecting beam through a fixing bolt arranged in the bolt connecting hole; and a support bottom beam is welded on the second connecting beam.
A heating furnace body is built outside the heating section of the rotary kiln body, and rod-shaped heating electric furnace wires are uniformly distributed in the heating furnace body.
A cooling wall layer is arranged outside the cooling section of the rotary kiln body, and a water inlet rotary joint and a water return rotary joint are respectively communicated and arranged on the cooling wall layer; and a circulating water tank is also arranged outside the rotary kiln body and is respectively connected with the water inlet rotary joint and the water return rotary joint through a water inlet pipeline and a water return pipeline.
The front end of the rotary kiln body is also communicated with a waste gas treatment pipeline.
The utility model has the advantages that:
this novel structural design's old and useless lithium cell pyrolysis device, not only effectual thermal desorption technique and old and useless lithium cell pyrolysis process combine together, through the effectual pollution harmful substance that eliminates in the old and useless lithium cell of thermal desorption heating method, the effectual automatic feeding process who realizes the old and useless lithium cell of pyrolysis in-process in addition, the effectual recovery pyrolysis efficiency that has improved old and useless lithium cell in the resource recovery in-process, the effectual intensity of labour who has reduced the workman, the effectual economic benefits who has improved the enterprise.
Drawings
Fig. 1 is a schematic view of the structure of the present invention;
fig. 2 is a schematic top view of the present invention;
fig. 3 is a schematic structural view of the automatic feeding device of the present invention;
fig. 4 is a schematic structural view of the buffering type feeding device of the present invention;
fig. 5 is a schematic structural view of the adjustable supporting base of the present invention.
In the figure; 1 is a device frame; 2 is a rotary kiln body; 3 is a power device; 4 is a transmission big gear ring; 5 is a rotating bracket; 6 is a feeding section; 7 is a heating section; 8 is a cooling section; 9 is an automatic feeding device; 10 is a feeding bin; 11 is a first belt conveyor; 12 is an adjustable supporting base; 13 is a second belt conveyor; 14 is a feed hopper; 15 is a first pneumatic gate valve; 16 is a second pneumatic gate valve; 17 is a buffer type feeding device; 18 is a conveyor belt scale; 19 is a material blocking support plate; 20 is a closed outer cover; 21 is a first connecting beam; 22 is a bolt connecting hole; 23 is a second connecting beam; 24 is a fixing bolt; 25 is a supporting bottom beam; 26 is a heating furnace body; 27 is a bar-shaped heating electric furnace wire; 28 is a cooling wall layer; 29 is a water inlet rotary joint; 30 is a backwater rotary joint; 31 is a circulating water pool; 32 is a water inlet pipeline; 33 is a water return pipeline; and 34 is an exhaust gas treatment pipeline.
Detailed Description
The following detailed description of embodiments of the present invention is made with reference to the accompanying drawings.
As shown in fig. 1 to 5, a waste lithium battery pyrolysis device is provided, which comprises a device frame 1, wherein a rotary kiln body 2 is arranged on the device frame, a power device 3 is arranged on the device frame, the power device is connected with a large transmission gear ring 4 arranged on the rotary kiln body for transmission, a plurality of rotary brackets 5 are also arranged on the rotary kiln body, and the rotary kiln body is sequentially provided with a feeding section 6, a heating section 7 and a cooling section 8 from front to back; an automatic feeding device 9 is also connected and arranged on the rotary kiln body.
The automatic feeding device comprises a feeding bin 10, a first belt conveyor 11 is arranged at the lower part of the feeding bin, and an adjustable supporting base 12 is arranged at the bottom of the first belt conveyor; a second belt conveyor 13 is also provided at the front end of the first belt conveyor.
A feed hopper 14 is connected to the feeding section of the rotary kiln body, a first pneumatic gate valve 15 and a second pneumatic gate valve 16 are respectively arranged in the feed hopper, and a feeding storage interval is formed between the first pneumatic gate valve and the second pneumatic gate valve.
The upper part of the feed hopper is also provided with a buffer type feeding device 17 which is supported by the device frame; the buffer type feeding device comprises a conveying belt scale 18, material blocking support plates 19 which are mutually inclined and staggered are arranged on two sides of the conveying belt scale, and a feeding space is reserved between the left material blocking support plate and the right material blocking support plate.
The second belt conveyor adopts a large-inclination belt conveyor, and a closed outer cover 20 is further arranged on the large-inclination belt conveyor body.
The adjustable supporting base comprises a first connecting beam 21 arranged at the bottom of the first belt conveyor, and a plurality of bolt connecting holes 22 are uniformly distributed in the first connecting beam; a second connecting beam 23 is connected with the first connecting beam, and the second connecting beam is connected with the first connecting beam through a fixing bolt 24 arranged in the bolt connecting hole; a support bottom beam 25 is welded to the second connecting beam.
A heating furnace body 26 is built outside the heating section of the rotary kiln body, and rod-shaped heating electric furnace wires 27 are uniformly distributed in the heating furnace body.
A cooling wall layer 28 is arranged outside the cooling section of the rotary kiln body, and a water inlet rotary joint 29 and a water return rotary joint 30 are respectively communicated with the cooling wall layer; and a circulating water tank 31 is also arranged outside the rotary kiln body and is respectively connected with the water inlet rotary joint and the water return rotary joint through a water inlet pipeline 32 and a water return pipeline 33.
The front end of the rotary kiln body is also communicated with a waste gas treatment pipeline 34.
The waste lithium battery pyrolysis device with the novel structural design is novel and unique in structure, and in the specific design process, the integrated feeding, heating pyrolysis separation and cooling discharging processes of the waste lithium batteries are effectively realized through the structural mode of arranging the feeding section, the heating section and the cooling section on the rotary kiln body; the automatic feeding device is further arranged at the position of the feeding section, collected waste lithium batteries can be placed in the feeding bin, automatic blanking control parts such as a stop plate can be arranged in the feeding bin, the waste lithium batteries in the feeding bin are conveyed by the first belt conveyor and the second belt conveyor in two stages, and the waste lithium batteries are effectively conveyed into the pyrolysis rotary kiln to be subjected to pyrolysis treatment of pollutants; because the first belt conveyor and the second belt conveyor need to be connected and fed, in order to effectively ensure the connection feeding angle between the first belt conveyor and the second belt conveyor and avoid the damage to the belt conveyors caused by overlarge gravity in the feeding process of waste lithium batteries, an adjustable supporting base is arranged at the lower part of the first belt conveyor and is mainly supported by a supporting bottom beam, and the connection feeding angle of the first belt conveyor is adjusted by adjusting the locking position of a bolt between the first connecting beam and the second connecting beam, so that the stable feeding process between the first belt conveyor and the second belt conveyor is effectively realized; due to the large size of the pyrolysis rotary kiln, in the batch pyrolysis process of the waste lithium batteries, the second belt conveyor is set to be a large-inclination-angle belt conveyor, and meanwhile, the closed outer cover is arranged to prevent external impurities from entering; after being lifted by a large-inclination-angle belt conveyor, the waste lithium batteries pass through a buffer type feeding device, the buffer type feeding device adopts a conveying belt scale, and the belt scale generally consists of a bearing device, a weighing sensor, a speed sensor and a weighing display; during weighing, the weight of the material on the belt is transmitted to the weighing sensor by the bearing device, the weighing sensor outputs a voltage signal proportional to the gravity of the material, the voltage signal is amplified by the amplifier and then sent to the analog/digital converter to be converted into a digital quantity A, and the digital quantity A is sent to the arithmetic unit; after the material speed is input into the speed sensor, the speed sensor outputs the pulse number B and also sends the pulse number B to the arithmetic unit; the material amount of the measurement period is obtained after the calculation is carried out on A, B by the calculator; meanwhile, in order to ensure the ordered feeding process of the waste lithium batteries, material blocking support plates which are mutually inclined and staggered are arranged on two sides of the conveying belt scale, and a feeding space is reserved between the left material blocking support plate and the right material blocking support plate; a feeding storage interval formed between the first pneumatic gate valve and the second pneumatic gate valve arranged on the hopper body effectively ensures the feeding quantity of the waste lithium battery subjected to one-time thermal desorption; the device is characterized in that a feed hopper is arranged, and a first pneumatic gate valve and a second pneumatic gate valve are arranged on the feed hopper; the feeding quantity of the waste lithium battery subjected to one-time thermal desorption is effectively ensured; the rotary kiln is prevented from being blocked or insufficiently pyrolyzed in the pyrolysis process; pollutants in the waste lithium battery are effectively pyrolyzed and evaporated in the heating section in an electric heating mode; in the specific setting process, a heating insulation layer can be built outside the heating section, rod-shaped heating electric furnace wires can be uniformly distributed in the heating insulation layer or arranged in a subarea manner, and the uniform heating pyrolysis and subarea heating pyrolysis processes of the waste lithium battery are effectively realized; the cooling process adopts a kiln wall water cooling mode, and the circulating water tank is connected with a water inlet rotary joint and a water return rotary joint arranged on the cooling wall layer through a water inlet pipeline and a water return pipeline respectively by arranging an external circulating water tank and a cooling wall layer arranged outside the cooling section; the rotary water cooling process of the rotary kiln is effectively realized; this novel structural design's old and useless lithium cell pyrolysis device, not only effectual thermal desorption technique and old and useless lithium cell pyrolysis process combine together, through the effectual pollution harmful substance that eliminates in the old and useless lithium cell of thermal desorption heating method, the effectual automatic feeding process who realizes the old and useless lithium cell of pyrolysis in-process in addition, the effectual recovery pyrolysis efficiency that has improved old and useless lithium cell in the resource recovery in-process, the effectual intensity of labour who has reduced the workman, the effectual economic benefits who has improved the enterprise.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
The above description is only illustrative of the present invention, and is not intended to limit the scope of the present invention, and any person skilled in the art can make equivalent changes and modifications without departing from the spirit and principles of the present invention, which should fall within the protection scope of the present invention.
Claims (9)
1. The utility model provides a waste lithium battery pyrolysis device, includes the device frame, its characterized in that: the rotary kiln device is characterized in that a rotary kiln body is arranged on a device frame, a power device is arranged on the device frame, the power device is connected with a large transmission gear ring arranged on the rotary kiln body for transmission, a plurality of rotary brackets are also arranged on the rotary kiln body, and the rotary kiln body is sequentially provided with a feeding section, a heating section and a cooling section from front to back; an automatic feeding device is also connected and arranged on the rotary kiln body.
2. The pyrolysis device for waste lithium batteries according to claim 1, characterized in that: the automatic feeding device comprises a feeding bin, a first belt conveyor is arranged at the lower part of the feeding bin, and an adjustable supporting base is arranged at the bottom of the first belt conveyor; the front end of the first belt conveyor is also provided with a second belt conveyor.
3. The pyrolysis device for waste lithium batteries according to claim 1, characterized in that: the feeding hopper is connected and arranged on the feeding section of the rotary kiln body, the first pneumatic gate valve and the second pneumatic gate valve are respectively arranged in the feeding hopper, and a feeding storage interval is formed between the first pneumatic gate valve and the second pneumatic gate valve.
4. The pyrolysis device for waste lithium batteries according to claim 2 or 3, characterized in that: the upper part of the feed hopper is also provided with a buffer type feeding device which is supported by the device frame; the buffer type feeding device comprises a conveying belt scale, wherein material blocking support plates which are mutually inclined and staggered are arranged on two sides of the conveying belt scale, and a feeding space is reserved between the material blocking support plates which are arranged left and right.
5. The pyrolysis device for waste lithium batteries according to claim 2, characterized in that: the second belt conveyor adopts a large-inclination-angle belt conveyor, and a closed outer cover is further arranged on the large-inclination-angle belt conveyor body.
6. The pyrolysis device for waste lithium batteries according to claim 2, characterized in that: the adjustable supporting base comprises a first connecting beam arranged at the bottom of the first belt conveyor, and a plurality of bolt connecting holes are uniformly distributed in the first connecting beam; the first connecting beam is connected with a second connecting beam, and the second connecting beam is connected with the first connecting beam through a fixing bolt arranged in the bolt connecting hole; and a support bottom beam is welded on the second connecting beam.
7. The pyrolysis device for waste lithium batteries according to claim 1, characterized in that: a heating furnace body is built outside the heating section of the rotary kiln body, and rod-shaped heating electric furnace wires are uniformly distributed in the heating furnace body.
8. The pyrolysis device for waste lithium batteries according to claim 1, characterized in that: a cooling wall layer is arranged outside the cooling section of the rotary kiln body, and a water inlet rotary joint and a water return rotary joint are respectively communicated and arranged on the cooling wall layer; and a circulating water tank is also arranged outside the rotary kiln body and is respectively connected with the water inlet rotary joint and the water return rotary joint through a water inlet pipeline and a water return pipeline.
9. The pyrolysis device for waste lithium batteries according to claim 1, characterized in that: the front end of the rotary kiln body is also communicated with a waste gas treatment pipeline.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921279119.1U CN210272593U (en) | 2019-08-08 | 2019-08-08 | Waste lithium battery pyrolysis device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201921279119.1U CN210272593U (en) | 2019-08-08 | 2019-08-08 | Waste lithium battery pyrolysis device |
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| CN210272593U true CN210272593U (en) | 2020-04-07 |
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| CN201921279119.1U Active CN210272593U (en) | 2019-08-08 | 2019-08-08 | Waste lithium battery pyrolysis device |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111503641A (en) * | 2020-04-24 | 2020-08-07 | 湖南金马冶金技术开发有限公司 | External heating atmosphere drying pyrolysis device |
| CN114608316A (en) * | 2022-01-27 | 2022-06-10 | 佛山市天禄智能装备科技有限公司 | Feeding monitoring method and system for lithium battery rotary kiln |
| CN114713612A (en) * | 2022-02-24 | 2022-07-08 | 青海黄河上游水电开发有限责任公司光伏产业技术分公司 | Photovoltaic module glass separation equipment and separation process |
-
2019
- 2019-08-08 CN CN201921279119.1U patent/CN210272593U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111503641A (en) * | 2020-04-24 | 2020-08-07 | 湖南金马冶金技术开发有限公司 | External heating atmosphere drying pyrolysis device |
| CN114608316A (en) * | 2022-01-27 | 2022-06-10 | 佛山市天禄智能装备科技有限公司 | Feeding monitoring method and system for lithium battery rotary kiln |
| CN114608316B (en) * | 2022-01-27 | 2023-10-31 | 佛山市天禄智能装备科技有限公司 | Feeding monitoring method and system for lithium battery rotary kiln |
| CN114713612A (en) * | 2022-02-24 | 2022-07-08 | 青海黄河上游水电开发有限责任公司光伏产业技术分公司 | Photovoltaic module glass separation equipment and separation process |
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