WO2018152746A1

WO2018152746A1 - Homogenizer for stirring battery coating material

Info

Publication number: WO2018152746A1
Application number: PCT/CN2017/074584
Authority: WO
Inventors: 王爽
Original assignee: 深圳市玖创科技有限公司
Priority date: 2017-02-23
Filing date: 2017-02-23
Publication date: 2018-08-30

Abstract

A homogenizer for stirring a battery coating material, comprising a tank body (12) and an upper cover (1). The upper cover (1) is disposed at a top opening of the tank body (12). A transmission device (2), an inner gear ring (3), a first stirring device (13), a second stirring device (5), and a third stirring device (10) are provided inside the tank body (12). The transmission device (2) consists of a first motor (15), a transmission shaft (16), and a turntable (17). The first stirring device (13) consists of a first gear (20), a first stirring shaft (21), and stirring blades (22). The second stirring device (5) consists of a second gear (23), a second stirring shaft (24), and a spiral stirring blade (25). The third stirring device (10) consists of a second motor (29), a third stirring shaft (28), and a stirring plate (26). The bottom surface of the tank body (12) is fixedly connected to a base plate (8) by means of a support frame (7). The homogenizer stirs and mixes slurry in the tank body (12) by means of the revolution and rotation of the first stirring device (13) and the second stirring device (5), and stirs and mixes slurry in the bottom of the tank body (12) by means of the third stirring device (10), thereby facilitating improving the overall stirring and mixing quality and uniformity of the slurry.

Description

Homogenizer for battery coating material agitation

Technical field

The present invention relates to a battery manufacturing apparatus, and more particularly to a homogenizing apparatus for agitating a battery coating material.

Background technique

The battery separator is a layer of separator material between the positive and negative electrodes of the battery. It is a very critical part of the battery. It has a direct impact on battery safety and cost. Its main function is to isolate the positive and negative electrodes and prevent the electrons in the battery from being free. Pass through, let the ions in the electrolyte pass freely between the positive and negative electrodes. The ion conductivity of the battery separator is directly related to the overall performance of the battery. The function of isolating the positive and negative electrodes can limit the increase of current in the case of overcharging or temperature increase, preventing the battery from short-circuiting and causing an explosion. Self-closing protection, which protects battery users and equipment. The uniformity of the coating slurry of the battery separator has a great influence on the separator and the battery, and the existing coating slurry mixer is not easy to mix the slurry sufficiently, which will affect the quality of the battery separator.

Summary of the invention

It is an object of the present invention to provide a homogenizing apparatus for agitation of a battery coating material to solve the problems set forth in the above background art.

To achieve the above object, the present invention provides the following technical solutions:

A homogenizing apparatus for agitating a battery coating material, comprising a tank body and an upper cover; the tank body is provided as a hollow cylinder, and an upper cover is provided at the top opening; the upper cover is mutually rotated by a bolt and a nut And the tank body is fixedly connected; the tank body is internally provided with a transmission device, an inner ring gear, a first stirring device, a second stirring device and a third stirring device; the transmission device is composed of a first motor, a drive shaft and a turntable; The first motor is connected to the drive shaft through the first reducer, and the first motor and the first reducer are fixed on the upper surface of the upper cover; the bottom of the drive shaft is fixedly connected with the middle of the turntable; the turntable is arranged in a disc shape, And two rotating shaft mounting holes are symmetrically disposed on the turntable; the inner ring gear is fixed on the lower surface of the upper cover; the first stirring device is composed of a first gear, a first stirring shaft and a stirring piece; the first gear The upper surface of the turntable is in mesh with the inner ring gear; the middle portion of the lower surface of the first gear is fixedly connected with the top of the first agitating shaft; the first agitating shaft is arranged to extend through the mounting hole of the rotating shaft to the bottom of the tank; The stirring piece is provided with a plurality of pieces, which are staggered and fixed on the first stirring shaft; the second stirring device is composed of a second gear, a second stirring shaft and a spiral stirring blade; the second gear is disposed on the upper surface of the turntable, and Engaging with the inner ring gear, the middle portion of the lower surface of the second gear is fixedly connected with the top of the second agitating shaft; the second agitating shaft extends through the agitating shaft mounting hole provided on the turntable to the bottom of the tank; the spiral stirring blade is fixed On the second agitating shaft; the third agitating device is composed of a second motor, a third agitating shaft and a stirring plate; the second motor is connected to the third agitating shaft through the second reducer, and the second motor and the second The second reducer is fixed on the bottom surface of the tank; the top of the third stirring shaft is fixed with a stirring plate; the stirring plate is fixed on the third stirring shaft with four pieces, and the four stirring plates are arranged perpendicularly to each other; The bottom part is fixedly connected with the bottom of the scraper plate; the bottom side wall of the tank body is provided with a discharge pipe; the bottom surface of the tank body is fixedly connected with the bottom plate through the bracket; The bottom is set to a square, and the four corners of the bottom are provided with casters.

As a further aspect of the invention, both the upper cover and the can body are made of stainless steel.

As a further aspect of the present invention, a rolling bearing is disposed in the agitating shaft mounting hole.

As a further aspect of the present invention, the stirring sheet forms an angle of 30 degrees with the vertical plane.

As a further aspect of the present invention, the surface of the stirring plate is evenly distributed with a plurality of drag reducing holes.

As a further aspect of the invention, the top of the scraper plate is fixed by a fixing ring.

As a still further aspect of the present invention, the discharge pipe is provided with a valve.

Compared with the prior art, the beneficial effects of the present invention are:

The invention adopts the setting of the transmission device, uses the first motor to drive the transmission shaft to rotate, the transmission shaft drives the rotary table to rotate, the rotary disk drives the first stirring device and the second stirring device to revolve, and the first stirring device and the second stirring device are in the inner tooth The rotation of the ring, the first gear and the second gear is performed under the transmission, and the slurry in the tank is efficiently stirred and mixed by the revolution and the rotation of the first stirring device and the second stirring device; through the setting of the third stirring device, The third agitating shaft is driven to rotate by the second motor, and the third agitating shaft drives the agitating plate and the scraping frame to rotate, and the agitating plate is used to stir and mix the slurry at the bottom of the tank body, thereby improving the overall mixing and mass and uniformity of the slurry. The scraper is used to scrape off the slurry adhered to the inner wall of the tank, which is beneficial to improve the uniformity of the slurry, and facilitates complete discharge during discharge; the casters facilitate the expansion of the use of the device.

DRAWINGS

1 is a schematic view showing the structure of a homogenizing apparatus for agitating a battery coating material.

2 is a schematic view showing the structure of a transmission device in a homogenizing apparatus for agitating a battery coating material.

3 is a schematic view showing the structure of a first stirring device in a homogenizing apparatus for agitating a battery coating material.

4 is a schematic view showing the structure of a second agitating device in a homogenizing apparatus for agitating a battery coating material.

Fig. 5 is a schematic view showing the structure of a third agitating device in a homogenizing apparatus for agitating a battery coating material.

In the picture: 1-top cover, 2-transmission, 3-inner ring, 4-feed tube, 5-second agitator, 6-scraper, 7-stent, 8-bottom, 9-caster, 10-third stirring device, 11-discharge tube, 12-tank, 13-first stirring device, 14-fixing ring, 15-first motor, 16-drive shaft, 17-turntable, 18-mixing shaft installation Hole, 19-first reducer, 20-first gear, 21-first stirring shaft, 22-stirring piece, 23-second gear, 24-second stirring shaft, 25-spiral stirring blade, 26-stirring plate , 27 - drag reducing hole, 28 - third stirring shaft, 29 - second motor, 30 - second reducer.

detailed description

The technical solutions of the present patent are further described in detail below in conjunction with specific embodiments.

1-5, a homogenizing apparatus for agitating a battery coating material, comprising a can body 12 and an upper cover 1; the can body 12 is provided as a hollow cylinder, and an upper cover 1 is disposed at the top opening; The upper cover 1 is fixedly connected to the can body 12 by mutual screwing of the bolt and the nut, and the upper cover 1 and the can body 12 are both made of stainless steel; the tank 12 is internally provided with a transmission device 2 Inner ring gear 3, first stirring device 13, second stirring device 5 and third stirring device 10; said transmission device 2 is composed of a first motor 15, a drive shaft 16 and a turntable 17; said first motor 15 passes through A speed reducer 19 is coupled to the drive shaft 16, and the first motor 15 and the first speed reducer 19 are fixed to the upper surface of the upper cover 1; the bottom of the drive shaft 16 is fixedly coupled to the middle portion of the turntable 17; And a plurality of agitating shaft mounting holes 18 are symmetrically disposed on the turntable 17; the agitating shaft mounting holes 18 are provided with rolling bearings; the inner ring gear 3 is fixed to the lower surface of the upper cover 1; the first stirring device 13 The first gear 20 is disposed on the upper surface of the turntable 17 and is in mesh with the ring gear 3; the middle portion of the lower surface of the first gear 20 is firstly stirred with the first stirrer The top of the shaft 21 is fixedly connected; the first agitating shaft 21 extends through the turntable 17 and is provided with a stirring shaft mounting hole 18 extending to the bottom of the can body 12; the stirring piece 22 is provided with a plurality of pieces, which are staggered and fixed on the first agitating shaft 21. And the stirring piece 22 is at an angle of 30 degrees with the vertical plane; the second stirring device 5 is The second gear 23, the second agitating shaft 24 and the spiral agitating blade 25 are formed; the second gear 23 is disposed on the upper surface of the turntable 17, and meshes with the ring gear 3, and the middle portion of the lower surface of the second gear 23 and the second agitating shaft 24 is fixedly connected at the top; the second agitating shaft 24 extends through the agitating shaft mounting hole 18 provided on the turntable 17 to the bottom of the can body 12; the spiral agitating blade 25 is fixed on the second agitating shaft 24; The first motor 15 drives the drive shaft 16 to rotate, the drive shaft 16 drives the turntable 17 to rotate, the turntable 17 drives the first stirring device 13 and the second stirring device 5 to revolve, and the first stirring device 13 and the second stirring device 5 The inner ring gear 3, the first gear 20 and the second gear 23 are driven to rotate, and the slurry in the tank 6 is efficiently stirred by the revolution and rotation of the first stirring device 13 and the second stirring device 5. Mixing; the third stirring device 10 is composed of a second motor 29, a third agitating shaft 28 and a stirring plate 26; the second motor 29 is connected to the third agitating shaft 28 via the second reducer 30, and the second motor 29 and the second reducer 30 are fixed to the bottom surface of the can body 6 The agitating plate 26 is fixed on the top of the third agitating shaft 28; the agitating plate 26 is fixed on the third agitating shaft 28 with four pieces, and the four agitating plates 26 are arranged perpendicularly to each other; the surface of the agitating plate 26 is evenly reduced. a hole 27; the ends of the two agitating plates 26 are fixedly connected to the bottom of the scraper plate 6; the top of the scraper plate 6 is fixed by the fixing ring 14; by the setting of the third agitating device 10, the second motor 29 is used to drive the second The third agitating shaft 28 rotates, and the third agitating shaft 28 drives the agitating plate 26 and the scraping frame 6 to rotate, and the slurry of the bottom of the can body 12 is stirred and mixed by the agitating plate 26, which is beneficial to improve the overall agitation mixing quality and uniformity of the slurry. The scraping plate 6 scrapes off the slurry adhered to the inner wall of the can body 12 to facilitate the uniformity of the slurry, and facilitates complete discharge during discharge; the discharge tube is disposed on the bottom side wall of the can body 12. 11; the discharge pipe 11 is provided with a valve; the bottom surface of the can body 12 is fixedly connected to the bottom plate 8 through the bracket 7; the bottom portion 8 is arranged in a square shape, and the casters 9 are arranged at four corners of the bottom surface, and the casters 9 are favorable for expanding the equipment. Use range.

The preferred embodiments of the present invention have been described in detail above, but the present invention is not limited to the above embodiments, and can be made without departing from the gist of the patents within the scope of the knowledge of those skilled in the art. Various changes.

Claims

A homogenizing apparatus for agitating a battery coating material, comprising a can body (12) and an upper cover (1); wherein the can body (12) is provided as a hollow cylinder, and the top opening is provided with an upper portion a cover (1); the upper cover (1) is fixedly connected to the can body (12) by mutual screwing of the bolt and the nut; the tank body (12) is internally provided with a transmission device (2), an internal ring gear (3), a first agitating device (13), a second agitating device (5) and a third agitating device (10); the transmission device (2) is composed of a first motor (15), a drive shaft (16) and a turntable (17) The first motor (15) is connected to the transmission shaft (16) through the first speed reducer (19), and the first motor (15) and the first speed reducer (19) are fixed on the upper surface of the upper cover (1); The bottom of the transmission shaft (16) is fixedly connected with the middle of the turntable (17); the turntable (17) is arranged in a disc shape, and two rotating shaft mounting holes (18) are symmetrically arranged on the turntable (17); The inner ring gear (3) is fixed to the lower surface of the upper cover (1); the first stirring device (13) is composed of a first gear (20), a first agitating shaft (21) and a stirring piece (22); The first gear (20) is disposed on the upper surface of the turntable (17) and intermeshes with the inner ring gear (3); a middle portion of the lower surface of the first gear (20) is fixedly coupled to the top of the first agitating shaft (21); the first agitating shaft (21) extends through the turntable (17) to the agitating shaft mounting hole (18) to the can body ( 12) a bottom portion; the stirring piece (22) is provided with a plurality of pieces, which are staggered and fixed on the first stirring shaft (21); the second stirring device (5) is composed of a second gear (23) and a second stirring shaft ( 24) and the spiral stirring blade (25); the second gear (23) is disposed on the upper surface of the turntable (17), and meshes with the inner ring gear (3), and the middle portion of the lower surface of the second gear (23) The second agitating shaft (24) is fixedly connected at the top; the second agitating shaft (24) extends through the agitating shaft mounting hole (18) provided on the turntable (17) to the bottom of the can body (12); the spiral stirring blade ( 25) fixed on the second agitating shaft (24); the third agitating device (10) is composed of a second motor (29), a third agitating shaft (28) and a stirring plate (26); the second motor (29) being connected to the third agitating shaft (28) through the second reducer (30), and the second motor (29) and the second reducer (30) are fixed to the bottom surface of the can body (6); the third agitation a stirring plate (26) is fixed on the top of the shaft (28); the stirring plate (26) is stirred in the third Four pieces are fixed on the shaft (28), and four stirring plates (26) are arranged perpendicularly to each other; the ends of the two stirring plates (26) are fixedly connected with the bottom of the scraping plate (6); the bottom side wall of the can body (12) A discharge tube (11) is arranged on the bottom; the bottom surface of the can body (12) is fixedly connected to the bottom plate (8) through the bracket (7); the bottom portion (8) is arranged in a square shape, and the casters (9) are arranged at four corners of the bottom surface. .
The homogenizing apparatus for agitating a battery coating material according to claim 1, wherein the upper cover (1) and the can body (12) are each made of stainless steel.
A homogenizing apparatus for agitating a battery coating material according to claim 1, wherein a rolling bearing is disposed in the agitating shaft mounting hole (18).
The homogenizing apparatus for agitating a battery coating material according to claim 1, wherein the stirring piece (22) forms an angle of 30 degrees with the vertical plane.
The homogenizing apparatus for agitating a battery coating material according to claim 1, wherein the surface of the stirring plate (26) is uniformly provided with a plurality of drag reducing holes (27).
A homogenizing apparatus for agitating a battery coating material according to claim 1, characterized in that the top of the scraper plate (6) is fixed by a fixing ring (14).
A homogenizing apparatus for agitating a battery coating material according to claim 1, wherein the discharge pipe (11) is provided with a valve.