CN210117236U

CN210117236U - High compaction lithium iron phosphate apparatus for producing

Info

Publication number: CN210117236U
Application number: CN201920683068.2U
Authority: CN
Inventors: 肖祥宏; 赖齐刚
Original assignee: SICHUAN XGR ENERGY MATERIALS CO Ltd
Current assignee: SICHUAN XGR ENERGY MATERIALS CO Ltd
Priority date: 2019-05-13
Filing date: 2019-05-13
Publication date: 2020-02-28
Anticipated expiration: 2029-05-13

Abstract

The utility model belongs to the technical field of lithium battery raw materials production technique and specifically relates to a high compaction lithium iron phosphate apparatus for producing, including blendor, fritting furnace and screening plant. The utility model discloses a high real lithium iron phosphate apparatus for producing is by the blendor, fritting furnace and screening plant are constituteed, through the multi-angle, the multiposition stirring compounding, promote compounding efficiency greatly, utilize the copper heat pipe on the fritting furnace simultaneously, outside heat pipe and outside heat conduction strip, can put leading-in fritting furnace feed inlet position of inside heat from the top blast pipe position, thereby increase energy recuperation efficiency, resources are saved and utilization rate, in the detachable cartridge filter of putting of reposition of redundant personnel section of thick bamboo lower extreme open-ended, make the equipment structure who filters the screening adjustable, loading and unloading easy operation is convenient, make things convenient for the later maintenance to change.

Description

High compaction lithium iron phosphate apparatus for producing

Technical Field

The utility model belongs to the technical field of lithium battery raw materials production technique and specifically relates to a high compaction lithium iron phosphate apparatus for producing.

Background

The lithium iron phosphate electrode material is mainly used for various lithium ion batteries. The application range is very extensive, possesses characteristics such as high energy density, high security and long service life, and the most simple structure of device that the tradition was used for lithium iron phosphate production, energy utilization ratio is relatively poor, and the structure is fixed moreover, and loading and unloading operation is more troublesome, and production efficiency also relatively limits.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is: in order to solve the problem that exists among the above-mentioned background art, provide a modified high compaction lithium iron phosphate apparatus for producing, solve the tradition and be used for the most simple structure of device of lithium iron phosphate production, energy utilization ratio is relatively poor, and the structure is fixed moreover, and loading and unloading operation is more troublesome, and production efficiency is also relatively more limited problem.

The utility model provides a technical scheme that its technical problem adopted is: the utility model provides a high compaction lithium iron phosphate apparatus for producing, includes blendor, fritting furnace and screening plant, the blendor include the compounding casing, install the compounding motor on compounding casing left surface, set up at the inside overhead stirring vane of compounding casing, put stirring vane down, axial fixity side helical blade in the pivot of compounding motor right side and be used for the transmission to connect the overhead, put stirring vane down and the inside transmission of compounding motor right side pivot, the fritting furnace include the fritting furnace body, fix the snakelike copper heat pipe inside the fritting furnace body, install the top blast pipe in fritting furnace body upper end, around the outside heat pipe in the top blast pipe outside and be used for leading-in the outside heat conduction strip on the copper heat pipe with the inside heat of outside heat pipe, the screening plant include smash the screening body, fix at the inside reposition of redundant personnel section of thick bamboo of, Install at the detachable cartridge filter of putting of internal reposition of redundant personnel lower extreme open-ended, install in the fine particle thing surge drum of smashing screening body upper end and install in the coarse particle thing surge drum of smashing screening body lower extreme.

Further, for the cooperation transmission, inside transmission include with the upper longitudinal transmission shaft of putting stirring vane lower extreme axial fixity connection, with put stirring vane upper end axial fixity connection down indulge put the transmission shaft and integrative fix indulging at last and put the transmission shaft lower extreme, integrative fixed indulge under put the transmission shaft upper end, integrative fix the conical drive gear head at compounding motor right side pivot top, the upper longitudinal transmission shaft of putting, indulge down and put through conical drive gear head intermeshing transmission between transmission shaft and the compounding motor right side pivot.

Furthermore, in order to guide the raw materials into the sintering equipment conveniently, the lower end of the mixing machine shell is communicated with the interior of the sintering furnace body through an inclined material guide pipe.

Further, for the convenience with the leading-in screening installation of raw materials, crushing and screening body right side end fixedly connected with and the inside admission line that is linked together, admission line upper end fixedly connected with put the inlet pipe to one side, the inlet pipe upper end fixed connection side direction feeder hopper of putting to one side, side direction feeder hopper upper end opening and sintering furnace body right side opening be linked together.

Furthermore, in order to reduce cost and facilitate assembly and use, the size of the upper stirring blade is the same as that of the lower stirring blade.

Further, in order to improve stability and heat conduction capability, the top exhaust pipe and the external heat conduction pipe are fixedly connected through a copper connection plate, and the top exhaust pipe, the external heat conduction pipe and the copper connection plate are of an integrated structure.

The beneficial effects of the utility model are that, the utility model discloses a high real lithium iron phosphate apparatus for producing is by the blendor, fritting furnace and screening plant constitute, through the multi-angle, the multiposition stirring compounding, promote compounding efficiency greatly, utilize the copper heat pipe on the fritting furnace simultaneously, outside heat pipe and outside heat conduction strip, can be with inside heat from the leading-in fritting furnace feed inlet position in top exhaust pipe position, thereby increase energy recovery efficiency, resources are saved utilization ratio, in the detachable cartridge filter of putting of reposition of redundant personnel section of thick bamboo lower extreme open-ended, make the equipment structure who filters the screening adjustable, loading and unloading easy operation is convenient, make things convenient for the later maintenance to change.

Drawings

The present invention will be further explained with reference to the drawings and examples.

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is an internal cross-sectional view of the mixer of the present invention.

Fig. 3 is a sectional view of the inside of the sintering furnace according to the present invention.

Figure 4 is an internal cross-sectional view of the screening device of the present invention.

In the figure, 1, a mixing machine shell, 2, a mixing motor, 3, an upper stirring blade, 4, a lower stirring blade, 5, a side spiral blade, 6, a sintering furnace body, 7, a copper heat conduction pipe, 8, a top exhaust pipe, 9, an external heat conduction pipe, 10, an external heat conduction strip, 11, a crushing and screening pipe body, 12, an internal shunt cylinder, 13, a middle filter cylinder, 14, a fine particle collection cylinder, 15, a coarse particle collection cylinder, 16, an upper longitudinal transmission shaft, 17, a lower longitudinal transmission shaft, 18, a conical transmission gear head, 19, an inclined material guide pipe, 20, an air inlet pipe, 21, an inclined material inlet pipe, 22, a side feeding hopper and 23, a copper connecting plate are arranged.

Detailed Description

The present invention will now be described in further detail with reference to the accompanying drawings. These drawings are simplified schematic drawings and illustrate the basic structure of the present invention only in a schematic manner, and thus show only the components related to the present invention.

The high-compaction lithium iron phosphate production device shown in the figures 1, 2, 3 and 4 comprises a mixer, a sintering furnace and a screening device, wherein the mixer comprises a mixing machine shell 1, a mixing motor 2 arranged on the left side surface of the mixing machine shell 1, an upper stirring blade 3 arranged in the mixing machine shell 1, a lower stirring blade 4, a side spiral blade 5 axially fixed on a rotating shaft on the right side of the mixing motor 2 and an internal transmission device for driving and connecting the upper stirring blade and the lower stirring blade with the rotating shaft on the right side of the mixing motor 2, the sintering furnace comprises a sintering furnace body 6, a snake-shaped copper heat conduction pipe 7 fixed in the sintering furnace body 6, a top exhaust pipe 8 arranged at the upper end of the sintering furnace body 6, an external heat conduction pipe 9 surrounding the outer side of the top exhaust pipe 8 and an external heat conduction strip 10 for guiding the heat in the external heat conduction pipe 9 to the copper heat conduction pipe 7, the screening device comprises a crushing and screening tube body 11, an inner shunt tube 12 fixed inside the crushing and screening tube body 11, a detachable middle-placed filter tube 13 arranged at the lower end opening of the inner shunt tube 12, a fine particle collecting tube 14 arranged at the upper end of the crushing and screening tube body 11 and a coarse particle collecting tube 15 arranged at the lower end of the crushing and screening tube body 11.

Further, in order to cooperate with the transmission, the internal transmission device comprises an upper longitudinal transmission shaft 16 axially fixedly connected with the lower end of the upper stirring blade 3, a lower longitudinal transmission shaft 17 axially fixedly connected with the upper end of the lower stirring blade 4, a conical transmission gear head 18 integrally fixed at the upper end of the lower longitudinal transmission shaft 4 and integrally fixed at the top end of the right rotary shaft of the mixing motor 2, wherein the upper longitudinal transmission shaft 16, the lower longitudinal transmission shaft 17 and the right rotary shaft of the mixing motor 2 are mutually engaged and transmitted through the conical transmission gear head 18, further, in order to guide the raw materials into the sintering equipment, the lower end of the mixing machine shell 1 is communicated with the inside of the sintering furnace body 6 through an inclined material guide pipe 19, further, the raw materials are guided into the screening equipment, and the right end of the crushing and screening pipe body 11 is fixedly connected with an air inlet pipe 20 communicated with the inside, the upper end of the air inlet pipeline 20 is fixedly connected with an inclined inlet pipe 21, the upper end of the inclined inlet pipe 21 is fixedly connected with a lateral feed hopper 22, the upper end opening of the lateral feed hopper 22 is communicated with the right side opening of the sintering furnace body 6, further, in order to reduce the cost and facilitate the assembly and use, the upper stirring blade 3 and the lower stirring blade 4 are the same in size, further, in order to improve the stability and the heat conduction capability, the top exhaust pipe 8 and the external heat conduction pipe 9 are fixedly connected through a copper connecting plate 23, the top exhaust pipe 8, the external heat conduction pipe 9 and the copper connecting plate 23 are of an integral structure, the high-compaction lithium iron phosphate production device of the utility model consists of a mixer, a sintering furnace and a screening device, the material mixing efficiency is greatly improved through multi-angle and multi-position stirring material mixing, and simultaneously, the copper heat conduction pipe 7, the external heat conduction, can be with inside heat from the leading-in fritting furnace feed inlet position in top blast pipe position to increase energy recuperation efficiency, resources are saved utilization ratio puts cartridge filter 13 in inside reposition of redundant personnel section of thick bamboo 12 lower extreme open-ended is detachable, makes the equipment structure who filters the screening adjustable, and loading and unloading easy operation is convenient, makes things convenient for the later maintenance to change.

In light of the foregoing, it will be apparent to those skilled in the art from this disclosure that various changes and modifications can be made without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.

Claims

1. The utility model provides a high compaction lithium iron phosphate apparatus for producing, includes blendor, fritting furnace and screening plant, characterized by: the mixer comprises a mixing machine shell (1), a mixing motor (2) arranged on the left side surface of the mixing machine shell (1), an upper stirring blade (3) arranged in the mixing machine shell (1), a lower stirring blade (4), a side spiral blade (5) axially fixed on a rotating shaft on the right side of the mixing motor (2) and an internal transmission device for driving and connecting the upper stirring blade and the lower stirring blade with the rotating shaft on the right side of the mixing motor (2), wherein the sintering furnace comprises a sintering furnace body (6), a snakelike copper heat conduction pipe (7) fixed in the sintering furnace body (6), a top exhaust pipe (8) arranged at the upper end of the sintering furnace body (6), an external heat conduction pipe (9) surrounding the outer side of the top exhaust pipe (8) and an external heat conduction strip (10) used for guiding heat in the external heat conduction pipe (9) into the copper heat conduction pipe (7), the screening device comprises a crushing and screening pipe body (11), an inner shunt cylinder (12) fixed inside the crushing and screening pipe body (11), a detachable middle-arranged filter cylinder (13) arranged at the lower end opening of the inner shunt cylinder (12), a fine particle collecting cylinder (14) arranged at the upper end of the crushing and screening pipe body (11) and a coarse particle collecting cylinder (15) arranged at the lower end of the crushing and screening pipe body (11).

2. The high-compaction lithium iron phosphate production device of claim 1, which is characterized in that: inside transmission include with upper-arranged stirring vane (3) lower extreme axial fixity connect indulge on put transmission shaft (16), with lower-arranged stirring vane (4) upper end axial fixity connect indulge down put transmission shaft (17) and integrative fixed indulge under put transmission shaft (16) lower extreme, integrative fixed indulge under put transmission shaft (17) upper end, integrative fixed at conical drive gear head (18) on compounding motor (2) right side pivot top, last indulge put transmission shaft (16), indulge down and put transmission shaft (17) and compounding motor (2) right side pivot between through conical drive gear head (18) intermeshing transmission.

3. The high-compaction lithium iron phosphate production device of claim 1, which is characterized in that: the lower end of the mixing machine shell (1) is communicated with the interior of the sintering furnace body (6) through an inclined material guide pipe (19).

4. The high-compaction lithium iron phosphate production device of claim 1, which is characterized in that: crushing and screening body (11) right side end fixedly connected with and inside air inlet pipe (20) that are linked together, air inlet pipe (20) upper end fixedly connected with put inlet pipe (21) to one side, put inlet pipe (21) upper end fixed connection side direction feeder hopper (22) to one side, side direction feeder hopper (22) upper end opening and fritting furnace body (6) right side opening be linked together.

5. The high-compaction lithium iron phosphate production device of claim 1, which is characterized in that: the upper stirring blade (3) and the lower stirring blade (4) have the same size.

6. The high-compaction lithium iron phosphate production device of claim 1, which is characterized in that: the top exhaust pipe (8) and the external heat conduction pipe (9) are fixedly connected through a copper connecting plate (23), and the top exhaust pipe (8), the external heat conduction pipe (9) and the copper connecting plate (23) are of an integrated structure.