CN210753100U

CN210753100U - Lithium ion battery anode material firing product pulverizer

Info

Publication number: CN210753100U
Application number: CN201921376874.1U
Authority: CN
Inventors: 梁凯; 黄辛龙
Original assignee: Hunan Yuling New Energy Battery Material Co ltd
Current assignee: Hunan Yuneng new energy battery materials Co.,Ltd.
Priority date: 2019-08-22
Filing date: 2019-08-22
Publication date: 2020-06-16
Anticipated expiration: 2029-08-22

Abstract

The utility model discloses a lithium ion battery cathode material firing product rubbing crusher, including smashing storehouse and aspiration channel, the left side upper end of smashing the storehouse is provided with the feed inlet, and the inside lower extreme of smashing the storehouse is provided with the air jet, the right side upper end of smashing the storehouse is connected with the connecting pipe, and the right-hand member of connecting pipe is connected with hierarchical case, the lower extreme of hierarchical case is connected with the coarse grain return pipe, and the outer table wall of upper end of coarse grain return pipe is provided with the valve, the aspiration channel is connected in the outer table wall of the right-hand member of hierarchical case, and the right side lower extreme of aspiration channel is provided with the sound-proof housing, the inside of sound-proof housing is provided with the aspiration channel, the lower extreme of smashing the storehouse is connected with the. This lithium ion battery cathode material firing product rubbing crusher is provided with the filter screen, and such design not only is convenient for the use of obtaining materials of pertinence, can increase crushing precision moreover to coarse grain after the grading is also convenient for repeatedly carry out crushing operation.

Description

Lithium ion battery anode material firing product pulverizer

Technical Field

The utility model relates to a reducing mechanism technical field specifically is a lithium ion battery cathode material firing result rubbing crusher.

Background

The lithium ion battery is a 2-time battery system which takes 2 different lithium intercalation compounds capable of reversibly intercalating and deintercalating lithium ions as a positive electrode and a negative electrode of the battery respectively, and during charging, the lithium ions are deintercalated from crystal lattices of a positive electrode material and intercalated into crystal lattices of a negative electrode material after passing through an electrolyte; lithium ions are removed from the crystal lattice of the negative electrode material during discharging, and are inserted into the crystal lattice of the positive electrode material after passing through the electrolyte, so that the difference value of the potentials of the positive electrode material and the negative electrode material relative to metal lithium during insertion and removal of the lithium ions is the working voltage of the battery, and the lithium ion battery needs to be sintered and then crushed during the production process of the lithium ion battery, so that the lithium ion battery can meet the commercial requirement.

The burning product pulverizer on the market has the problems of large volume, complex structure, high manufacturing cost and uneven pulverizing fineness, so that the quality of a lithium ion battery in production does not reach the standard.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a lithium ion battery cathode material firing product rubbing crusher to the firing product rubbing crusher who provides in solving above-mentioned background art is bulky, and the structure is complicated, and the cost is expensive, and smash the fineness inequality, lead to the problem that lithium ion battery quality is not up to standard in the production.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a lithium ion battery cathode material firing product rubbing crusher, is including smashing storehouse and aspiration channel, the left side upper end of smashing the storehouse is provided with the feed inlet, and the inside lower extreme of smashing the storehouse is provided with the air jet, the right side upper end of smashing the storehouse is connected with the connecting pipe, and the right-hand member of connecting pipe is connected with hierarchical case, the lower extreme of hierarchical case is connected with the coarse grain return pipe, and the outer table wall of upper end of coarse grain return pipe is provided with the valve, the aspiration channel is connected in the outer table wall of the right-hand member of hierarchical case, and the right side lower extreme of aspiration channel is provided with the sound-proof housing, the inside of sound-proof housing is provided with the suction fan, the lower extreme of smashing.

Preferably, the interior of the crushing bin is of a hollow structure, and the crushing bin, the feed inlet and the coarse grain return pipe form a communicating structure.

Preferably, the classifying box comprises a filter screen and a coarse grain outlet, the inner surface wall of the classifying box is connected with the filter screen, and the outer surface wall of the upper end of the classifying box is connected with the coarse grain outlet.

Preferably, the number of the filter screens is two, and the external shape structure of the filter screens is matched with the internal shape structure of the grading box.

Preferably, the aspiration channel is including retrieving mounting groove, recovery tube and fixed key, and the inboard inside of aspiration channel is provided with retrieves the mounting groove, the internal connection of retrieving the mounting groove has the recovery tube, and the left end of recovery tube is provided with the fixed key.

Preferably, be swing joint between recovery pipe and the recovery mounting groove, and recovery mounting groove and recovery pipe all are provided with two.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the pulverizer for the firing products of the lithium ion battery anode materials is provided with a pulverizing bin, the pulverizing device adopts a jet mill pulverizer to pulverize, and the sintering products are pulverized by air injection through the independently-arranged pulverizing bin, so that pulverized products can be prevented from drifting to influence other procedures, and particles which are not pulverized completely can be conveniently cleaned and recovered;

2. the device is provided with the filter screens with different fineness, so that the particles with different fineness can be recycled in a grading way, the design is convenient for targeted material taking and use, the crushing precision can be increased, and the graded coarse particles are convenient for repeated crushing operation;

3. the crushing result of rubbing crusher on the existing market is generally direct to be retrieved outside rubbing crusher, and the granule after smashing the completion like this floats in the air, not only can cause the influence to the air on every side, influences staff's operational environment, but also can lose the partial crushing granule, and the device adopts the recovery tube of installing in the induced draft tube to come to retrieve the granule, so not only can not make the granule float, the granule of still being convenient for is collected.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is an enlarged schematic view of the structure at A of FIG. 1 according to the present invention;

fig. 3 is a left side view structure diagram of the present invention.

In the figure: 1. a crushing bin; 2. a feed inlet; 3. an air nozzle; 4. a connecting pipe; 5. a grading box; 501. filtering with a screen; 502. a coarse grain outlet; 6. returning coarse grains; 7. a valve; 8. an air suction pipe; 801. a recovery mounting groove; 802. a recovery pipe; 803. a fixed key; 9. a sound-proof housing; 10. a suction fan; 11. a machine base; 12. an air compressor.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a lithium ion battery anode material firing product pulverizer comprises a crushing bin 1, a feed inlet 2, an air nozzle 3, a connecting pipe 4, a grading box 5, a filter screen 501, a coarse grain outlet 502, a coarse grain return pipe 6, a valve 7, an air suction pipe 8, a recovery mounting groove 801, a recovery pipe 802, a fixed key 803, a sound-proof cover 9, a suction fan 10, a machine base 11 and an air compressor 12, wherein the feed inlet 2 is arranged at the upper end of the left side of the crushing bin 1, the air nozzle 3 is arranged at the lower end of the inner part of the crushing bin 1, the connecting pipe 4 is connected at the upper end of the right side of the crushing bin 1, the grading box 5 is connected at the right end of the connecting pipe 4, the coarse grain return pipe 6 is connected at the lower end of the grading box 5, the valve 7 is arranged on the outer surface wall of the upper end of the coarse grain return pipe 6, the air suction pipe 8 is connected to the outer surface wall, the lower end of the crushing bin 1 is connected with a base 11, and an air compressor 12 is arranged in the base 11;

the interior of the crushing bin 1 is of a hollow structure, a communicating structure is formed among the crushing bin 1, the feed inlet 2 and the coarse grain return pipe 6, the crushing bin 1 is arranged on the pulverizer for the firing products of the lithium ion battery anode materials, the crushing device adopts an airflow mill crusher for crushing, and the sintering products are subjected to air injection crushing through the separately arranged crushing bin 1, so that the crushed products can be prevented from drifting to influence other processes, and the particles which are not crushed completely can be conveniently cleaned and recovered;

the grading box 5 comprises a filter screen 501 and a coarse grain outlet 502, the filter screen 501 is connected to the inner surface wall of the grading box 5, the coarse grain outlet 502 is connected to the outer surface wall of the upper end of the grading box 5, the two filter screens 501 are arranged, the external shape structure of the filter screen 501 is matched with the internal shape structure of the grading box 5, and the device is provided with the filter screens 501 with different finenesses, so that the grading recovery can be carried out on particles with different finenesses, the design is convenient for targeted material taking and use, the crushing precision can be increased, and the crushed coarse particles are convenient for repeated crushing operation;

aspiration channel 8 is including retrieving mounting groove 801, recovery tube 802 and fixed key 803, and the inboard inside recovery mounting groove 801 that is provided with of aspiration channel 8, the internal connection of retrieving mounting groove 801 has recovery tube 802, and the left end of recovery tube 802 is provided with fixed key 803, be swing joint between recovery tube 802 and the recovery mounting groove 801, and retrieve mounting groove 801 and recovery tube 802 and all be provided with two, the crushing result of the rubbing crusher on the market at present generally directly retrieves outside the rubbing crusher, the granule after accomplishing like this floats in the air, not only can cause the influence to the ambient air, influence staff's operational environment, but also can lose partial crushing granule, the device adopts the recovery tube 802 of installing in aspiration channel 8 to retrieve the granule, so not only can not make the granule float, still be convenient for the granule to collect.

The working principle is as follows: for the pulverizer for the ignition product of the lithium ion battery anode material, firstly, the ignition product enters the pulverizing bin 1 through the feeding hole 2, the air nozzle 3 ejects compressed air in the air compressor 12 to form supersonic airflow and eject the supersonic airflow into the ignition product, so that the ignition product is pulverized and fluidized, the pulverized ignition product enters the classifying box 5 through the connecting pipe 4, at this time, particles with higher pulverizing precision enter the lower part of the classifying box 5 through the filter screen 501 and enter the air suction pipe 8 under the action of the air suction pipe 8 to be finally intercepted by the recovery pipe 802, when the particles in the recovery pipe 802 are fully filled, the recovery pipe 802 can be separated from the recovery mounting groove 801, then the recovery pipe 802 is replaced with a new one, and in order to prevent the recovery pipe 802 from displacement when being mounted in the recovery mounting groove 801, a fixed key 803 is arranged at the connection part of the left end of the recovery pipe 802 and the recovery mounting groove 801, can prevent that the shift from appearing in recovery tube 802 under the effect of suction fan 10, because suction fan 10 can produce great noise, so the device is provided with sound-proof housing 9, and sound-proof housing 9 adopts the cotton material of glass, can play the effect of making an uproar falls in giving sound insulation, the lower granule of crushing fineness can get back to under the effect of coarse grain return pipe 6 and smash the storehouse 1 in and carry out the regrinding, until accomplishing fine grinding, and be provided with valve 7 on coarse grain return pipe 6, can close valve 7 when need not carry out the progress and smash, accomplish whole lithium ion battery anode material firing product rubbing crusher's use just so.

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

1. The utility model provides a lithium ion battery cathode material firing product rubbing crusher, is including smashing storehouse (1) and aspiration channel (8), its characterized in that: the utility model discloses a wind turbine generator, including crushing storehouse (1), connecting pipe (4), classifying box (5), coarse grain return pipe (6) are connected to the lower extreme of crushing storehouse (1), and the right side upper end of crushing storehouse (1) is connected with connecting pipe (4), and the right-hand member of connecting pipe (4) is connected with classifying box (5), the lower extreme of classifying box (5) is connected with coarse grain return pipe (6), and the upper end exterior wall of coarse grain return pipe (6) is provided with valve (7), aspiration channel (8) are connected in the right-hand member exterior wall of classifying box (5), and the right side lower extreme of aspiration channel (8) is provided with sound-proof housing (9), the inside of sound-proof housing (9) is provided with suction fan (10), the lower extreme of crushing storehouse (1) is connected with frame (11), and the internally mounted of frame (11).

2. The lithium ion battery anode material ignition product pulverizer of claim 1, characterized in that: the inside of smashing storehouse (1) is hollow column structure, and smashes and all constitute the intercommunication structure between storehouse (1) and feed inlet (2) and coarse grain return pipe (6).

3. The lithium ion battery anode material ignition product pulverizer of claim 1, characterized in that: grading case (5) are including filter screen (501) and coarse grain export (502), and the inside interior table wall of grading case (5) is connected with filter screen (501), grading case (5) upper end outward appearance wall is connected with coarse grain export (502).

4. The pulverizer for burning products of lithium ion battery positive electrode materials according to claim 3, characterized in that: the filter screens (501) are arranged in two, and the external shape structure of the filter screens (501) is matched with the internal shape structure of the grading box (5).

5. The lithium ion battery anode material ignition product pulverizer of claim 1, characterized in that: aspiration channel (8) are including retrieving mounting groove (801), recovery tube (802) and fixed key (803), and the inboard inside of aspiration channel (8) is provided with retrieves mounting groove (801), the internal connection of retrieving mounting groove (801) has recovery tube (802), and the left end of recovery tube (802) is provided with fixed key (803).

6. The pulverizer for burning products of lithium ion battery positive electrode materials according to claim 5, is characterized in that: be swing joint between recovery pipe (802) and the recovery mounting groove (801), and recovery mounting groove (801) and recovery pipe (802) all are provided with two.