CN215388843U

CN215388843U - Mixing equipment for lithium battery binder and electrode manufacturing composition

Info

Publication number: CN215388843U
Application number: CN202120690037.7U
Authority: CN
Inventors: 李孝旻
Original assignee: Beidian Este Jiangsu Technology Co ltd
Current assignee: Beidian Este Jiangsu Technology Co ltd
Priority date: 2021-04-06
Filing date: 2021-04-06
Publication date: 2022-01-04
Anticipated expiration: 2031-04-06

Abstract

The utility model discloses a mixing device for a lithium battery binder and electrode manufacturing composition, relates to the technical field of lithium battery production, and aims to solve the problems that partial materials are attached to the inner wall of a mixing box due to self-adhesion, the materials are not thoroughly mixed, and the prepared materials cannot achieve the using effect. The top of base is provided with the mixing box, and the mixing box passes through bolted connection with the base, the top of mixing box is provided with the case lid, and case lid and mixing box joggle, be provided with the rubber pad between case lid and the mixing box, the inside of mixing box is provided with plastics and scrapes the circle, and plastics scrape the inner wall of circle and mixing box and laminate mutually, plastics are scraped and are circled and be provided with the screw thread external member, and the screw thread external member is provided with two, and the screw thread external member scrapes the circle with plastics and set up structure as an organic whole, the top of case lid is provided with the second motor, and the second motor is provided with two, two the below of second motor output all is provided with the threaded rod.

Description

Mixing equipment for lithium battery binder and electrode manufacturing composition

Technical Field

The utility model relates to the technical field of lithium battery production, in particular to a mixing device for a lithium battery binder and electrode manufacturing composition.

Background

Lithium batteries are batteries using lithium metal or lithium alloy as a negative electrode material and using a nonaqueous electrolyte solution, and therefore, such batteries are also called lithium metal batteries, and unlike other batteries, lithium batteries have characteristics of high charge density, long life, high unit cost, and the like. The adhesive is the guarantee of the adhesive strength between the abrasive and the matrix, is mainly prepared from thermoplastic polyurethane, epoxy resin, carboxymethyl cellulose, gelatin, N-methyl pyrrolidone, fluorine-containing acrylate monomers, lithium perfluorosulfonate, a stabilizer, a curing catalyst and a silane coupling agent, and is realized by means of mixing equipment.

At present, when a lithium battery binder and an electrode manufacturing composition are mixed, self adhesion can cause partial materials to be attached to the inner wall of a mixing box, the materials are not thoroughly mixed, and the prepared materials cannot achieve the using effect and cannot meet the using requirements. There is therefore a great need in the market for a mixing device for lithium battery binder and electrode-forming compositions to address these problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide mixing equipment for a lithium battery binder and an electrode manufacturing composition, which aims to solve the problems that partial materials are attached to the inner wall of a mixing box due to self-adhesion, the materials are not thoroughly mixed, and the prepared materials cannot achieve the using effect.

In order to achieve the purpose, the utility model provides the following technical scheme: a mixing device for manufacturing a composition by using a lithium battery binder and an electrode comprises a base, wherein a mixing box is arranged above the base and is connected with the base through screws, a box cover is arranged above the mixing box and is in joggle joint with the mixing box, a rubber pad is arranged between the box cover and the mixing box, a plastic scraping ring is arranged inside the mixing box and is attached to the inner wall of the mixing box, a thread sleeve is arranged on the plastic scraping ring and is provided with two threads, the thread sleeve and the plastic scraping ring are arranged into an integral structure, a second motor is arranged above the box cover and is provided with two threads, the second motor and the box cover are connected through screws, threaded rods are arranged below the output ends of the two second motors, the threaded rods are connected with the output ends of the second motor through a coupler, one end of each threaded rod penetrates through the thread sleeve and extends to the bottom end of the base, and the threaded rod is in threaded connection with the thread sleeve.

Preferably, the top of case lid is provided with first motor, and first motor passes through bolted connection with the case lid, one side of first motor is provided with the charge door, and the charge door setting is on the case lid, the inside of mixing box is provided with the (mixing) shaft, and the (mixing) shaft passes through the coupling joint with the output of first motor, the outside of (mixing) shaft is provided with the stirring rake, and the stirring rake passes through bolted connection with the (mixing) shaft.

Preferably, be provided with the guide way on the inner wall of mixing box, the guide way is provided with two, the both sides that the circle was scraped to plastics all are provided with the slider, and the slider scrapes the circle with plastics and is connected structure as an organic whole, the one end of slider extends to the inside of guide way, and slider and mixing box sliding connection.

Preferably, the lower extreme of mixing box is provided with the unloading valve, and the unloading valve passes through the screw connection with the mixing box, the both sides of unloading valve all are provided with the vibrator, and the vibrator passes through the screw connection with the mixing box.

Preferably, be provided with the electric heater on the outer wall of mixing box, the electric heater is provided with two, and two electric heaters set up the both sides at the mixing box, the electric heater is connected with the mixing box laminating.

Preferably, one side of mixing box is provided with the stand, and the stand passes through bolted connection with the base, be provided with the lift groove on the stand, and the one end of case lid extends to the inside in lift groove, case lid and stand sliding connection, one side of stand is provided with electric telescopic handle, and electric telescopic handle's both ends pass through bolted connection with case lid and stand respectively.

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

1. the utility model discloses a device scrapes the setting of circle, slider and guide way through second motor, plastics, and it is rotatory that the second motor drives the threaded rod, and along with the rotation of threaded rod drives plastics and scrapes the inner wall slip of circle along the mixing box, can strike off the material that adheres to on the mixing box inner wall, and slider and guide way can scrape the circle to the plastics of going up and down and play the spacing effect of direction, have improved plastics and have scraped circle stability. The problems that the battery binder and the electrode manufacturing composition have high adhesion and part of materials are attached to the inner wall of the mixing box are solved.

2. The utility model discloses a device passes through the setting of vibrator, and the vibrator can drive the local shake of mixing box, and faster more thorough excretes the mixture. The problem of lead to the feed opening to block up easily when having solved the discharge mixture.

Drawings

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

FIG. 2 is a sectional view of the plastic scraper ring of the present invention in connection with a mixing box;

fig. 3 is a partially enlarged view of the area a of fig. 1 according to the present invention.

In the figure: 1. a base; 2. a column; 3. a mixing box; 4. a discharge valve; 5. a box cover; 6. a lifting groove; 7. an electric telescopic rod; 8. a first motor; 9. a feed inlet; 10. a second motor; 11. plastic scraping rings; 12. a stirring shaft; 13. a stirring paddle; 14. a threaded rod; 15. an electric heater; 16. a guide groove; 17. a threaded sleeve; 18. a rubber pad; 19. a slider; 20. a vibrator.

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.

Referring to fig. 1-3, an embodiment of the present invention is shown: a mixing device for manufacturing a composition by using a lithium battery binder and an electrode comprises a base 1, a mixing box 3 is arranged above the base 1, the mixing box 3 is connected with the base 1 through screws, a box cover 5 is arranged above the mixing box 3, the box cover 5 is in joggle joint with the mixing box 3, a rubber pad 18 is arranged between the box cover 5 and the mixing box 3, a plastic scraping ring 11 is arranged inside the mixing box 3, the plastic scraping ring 11 is attached to the inner wall of the mixing box 3, a thread sleeve member 17 is arranged on the plastic scraping ring 11, two thread sleeve members 17 are arranged, the thread sleeve member 17 and the plastic scraping ring 11 are arranged into an integral structure, a second motor 10 is arranged above the box cover 5, two second motors 10 are arranged, the second motor 10 is connected with the box cover 5 through screws, a threaded rod 14 is arranged below the output ends of the two second motors 10, and the threaded rod 14 is connected with the output end of the second motor 10 through a coupler, the one end of threaded rod 14 runs through screw thread external member 17 and extends to the bottom of base 1, and threaded rod 14 and screw thread external member 17 threaded connection, and second motor 10 drives threaded rod 14 and rotates, and along with the rotation of threaded rod 14 drives plastics and scrapes circle 11 and slide along the inner wall of mixing box 3 to can strike off the material that adheres to on the mixing box 3 inner wall.

Further, the top of case lid 5 is provided with first motor 8, and first motor 8 passes through bolted connection with case lid 5, and one side of first motor 8 is provided with charge door 9, and charge door 9 sets up on case lid 5, and the inside of mixing box 3 is provided with (mixing) shaft 12, and (mixing) shaft 12 passes through the coupling joint with first motor 8's output, and the outside of (mixing) shaft 12 is provided with stirring rake 13, and stirring rake 13 passes through bolted connection with (mixing) shaft 12. The first motor 8 drives the stirring shaft 12 and the stirring paddle 13 to rotate to stir the materials in the mixing box 3, so that the material mixing effect is improved.

Further, be provided with guide way 16 on the inner wall of mixing box 3, guide way 16 is provided with two, and the both sides that circle 11 was scraped to plastics all are provided with slider 19, and slider 19 scrapes circle 11 with plastics and is connected structure as an organic whole, and the one end of slider 19 extends to the inside of guide way 16, and slider 19 and mixing box 3 sliding connection. The plastic scraping ring 11 which can slide up and down can be guided and limited by the guide groove 16 and the sliding block 19, so that the sliding stability of the plastic scraping ring 11 is improved.

Further, the lower extreme of mixing box 3 is provided with unloading valve 4, and unloading valve 4 passes through bolted connection with mixing box 3, and the both sides of unloading valve 4 all are provided with vibrator 20, and vibrator 20 passes through bolted connection with mixing box 3. The materials after the mixing is finished can be discharged through the discharging valve 4, and the vibrator 20 can locally drive the mixing box 3 to shake, so that the materials are prevented from blocking the discharging hole.

Further, an electric heater 15 is provided on the outer wall of the mixing box 3, two electric heaters 15 are provided, and the two electric heaters 15 are provided on both sides of the mixing box 3, and the electric heaters 15 are attached to and connected to the mixing box 3. Can heat mixing box 3 through electric heater 15 to promote the inside temperature of mixing box 3, the mixing efficiency of material can be improved to suitable temperature.

Further, one side of mixing box 3 is provided with stand 2, and stand 2 passes through bolted connection with base 1, is provided with lift groove 6 on the stand 2, and the one end of case lid 5 extends to the inside of lift groove 6, and case lid 5 and stand 2 sliding connection, one side of stand 2 are provided with electric telescopic handle 7, and electric telescopic handle 7's both ends pass through bolted connection with case lid 5 and stand 2 respectively. Can drive the lift of case lid 5 through electric telescopic handle 7, be convenient for overhaul mixing box 3.

The working principle is as follows: when the mixing box is used, the electric telescopic rod 7 is driven to connect the box cover 5 with the mixing box 3, materials to be mixed are injected into the mixing box 3 from the feeding port 9, the first motor 8 is started to drive the stirring shaft 12 and the stirring paddle 13 to rotate, the materials are stirred along with the rotation of the stirring shaft 12 and the stirring paddle 13, and the mixing of the materials is accelerated; the electric heater 15 is started to heat the mixing box 3 to raise the temperature inside the mixing box 3, and the proper temperature can improve the mixing efficiency of materials. Open unloading valve 4 after the completion of mixing and can excrete the miscellany, it drives threaded rod 14 and rotates to open second motor 10, threaded rod 14 scrapes 11 threaded connection of circle with plastics, along with the rotation of threaded rod 14 drives plastics and scrapes that circle 11 slides along the inner wall of mixing box 3, utilize plastics to scrape the extrusion effort between circle 11 and the mixing box 3 and can strike off the material attached to on the mixing box 3 inner wall, can open second motor 10 equally among the mixing process and strike off adnexed material, make the material mix more evenly.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. A mixing apparatus for a lithium battery binder and electrode making composition, comprising a base (1), characterized in that: the improved plastic scraper is characterized in that a mixing box (3) is arranged above the base (1), the mixing box (3) is connected with the base (1) through screws, a box cover (5) is arranged above the mixing box (3), the box cover (5) is in joggle joint with the mixing box (3), a rubber pad (18) is arranged between the box cover (5) and the mixing box (3), a plastic scraper ring (11) is arranged inside the mixing box (3), the plastic scraper ring (11) is attached to the inner wall of the mixing box (3), a thread sleeve (17) is arranged on the plastic scraper ring (11), the thread sleeve (17) is provided with two threads, the thread sleeve (17) and the plastic scraper ring (11) are arranged into an integral structure, a second motor (10) is arranged above the box cover (5), the second motor (10) is provided with two threads, and the second motor (10) is connected with the box cover (5) through screws, two below of second motor (10) output all is provided with threaded rod (14), and threaded rod (14) passes through the coupling joint with the output of second motor (10), the one end of threaded rod (14) runs through screw external member (17) and extends to the bottom of base (1), and threaded rod (14) and screw external member (17) threaded connection.

2. The mixing apparatus of claim 1 for a lithium battery binder and electrode making composition, wherein: the top of case lid (5) is provided with first motor (8), and first motor (8) pass through bolted connection with case lid (5), one side of first motor (8) is provided with charge door (9), and charge door (9) set up on case lid (5), the inside of mixing box (3) is provided with (mixing) shaft (12), and (mixing) shaft (12) pass through the coupling joint with the output of first motor (8), the outside of (mixing) shaft (12) is provided with stirring rake (13), and stirring rake (13) pass through bolted connection with (mixing) shaft (12).

3. The mixing apparatus of claim 1 for a lithium battery binder and electrode making composition, wherein: be provided with guide way (16) on the inner wall of mixing box (3), guide way (16) are provided with two, the both sides that circle (11) were scraped to plastics all are provided with slider (19), and slider (19) scrape circle (11) with plastics and be connected structure as an organic whole, the one end of slider (19) extends to the inside of guide way (16), and slider (19) and mixing box (3) sliding connection.

4. The mixing apparatus of claim 1 for a lithium battery binder and electrode making composition, wherein: the lower extreme of mixing box (3) is provided with unloading valve (4), and unloading valve (4) pass through screw connection with mixing box (3), the both sides of unloading valve (4) all are provided with vibrator (20), and vibrator (20) pass through screw connection with mixing box (3).

5. The mixing apparatus of claim 1 for a lithium battery binder and electrode making composition, wherein: be provided with on the outer wall of mixing box (3) electric heater (15), electric heater (15) are provided with two, and two electric heater (15) set up the both sides in mixing box (3), electric heater (15) are connected with mixing box (3) laminating.

6. The mixing apparatus of claim 1 for a lithium battery binder and electrode making composition, wherein: one side of mixing box (3) is provided with stand (2), and stand (2) pass through bolted connection with base (1), be provided with lift groove (6) on stand (2), and the one end of case lid (5) extends to the inside in lift groove (6), case lid (5) and stand (2) sliding connection, one side of stand (2) is provided with electric telescopic handle (7), and the both ends of electric telescopic handle (7) pass through bolted connection with case lid (5) and stand (2) respectively.