CN203437072U

CN203437072U - Planetary mixer

Info

Publication number: CN203437072U
Application number: CN201320501710.3U
Authority: CN
Inventors: 严铖
Original assignee: NINGBO HUITONG NEW ENERGY TECHNOLOGY Co Ltd
Current assignee: NINGBO HUITONG NEW ENERGY TECHNOLOGY Co Ltd
Priority date: 2013-08-16
Filing date: 2013-08-16
Publication date: 2014-02-19
Anticipated expiration: 2023-08-16

Abstract

The utility model relates to a planetary mixer, and belongs to the field of mixers. The planetary mixer comprises a main body, a base, a cross beam, a reaction kettle, a controller arranged on the main body and a main shaft arranged in the cross beam, wherein the reaction kettle is arranged in the base, an annular smooth bump is arranged in the reaction kettle, and a star spindle glidingly matched with the annular smooth bump is arranged in the reaction kettle and connected with the main shaft; and an electrical hydraulic column is fixedly arranged on the main body, and one end of the electrical hydraulic column is fixedly connected with the cross beam. According to the planetary mixer, the star spindle can vertically move, so that the stirring effect is enhanced, and lithium battery electrode materials can be better mixed and dispersed.

Description

Planetary mixer

Technical field

The utility model belongs to mixer field, relates in particular to a kind of planetary mixer.

Background technology

Mixing dispersing technology quality degree of impact on product in the whole production technology of lithium ion battery and be greater than 30%, is most important link in whole production technology.The electrode manufacture of lithium ion battery, anode sizing agent is comprised of adhesive, conductive agent, positive electrode etc.; Cathode size is comprised of adhesive, graphite carbon dust etc.The preparation of positive and negative electrode slurry has all comprised the series of process processes such as mutual between liquid and liquid, liquid and solid material mixes, dissolving, dispersion, and in this process, is all accompanied by the variations such as temperature, viscosity, environment.In positive and negative electrode slurry, the dispersiveness of graininess active material and uniformity are directly rung to lithium ion the motion at battery two interpolars, therefore in lithium ion battery is produced, the mixing of the slurry of each pole piece material disperses most important, the quality of slurry dust dispersion quality, directly has influence on the performance of quality that follow-up lithium ion battery produces and products thereof.So in preparing electrode slice process, must control the mixing dust dispersion quality of pulp of lithium ion battery well, improve uniformity consistency and the dispersion stabilization of cell size.The preparation of at present traditional lithium battery anode slurry all completes in planetary mixer.Continuous progress along with lithium ion battery material, raw material grain diameter is more and more less, and this has not only improved performance of lithium ion battery, is also very easy to form secondary aggregate, thereby increased the difficulty of mixing dispersing technology, also the mixing effect of planetary mixer has been had higher requirement.

Summary of the invention

The utility model, for deficiency of the prior art, provides planetary mixer, can allow fixed star rotating shaft move up and down, and has strengthened mixing effect, makes electrode material of lithium battery can better mix dispersion.

In order to solve the problems of the technologies described above, the utility model is solved by following technical proposals: planetary mixer, comprise main body, base, crossbeam, reactor, be arranged on the controller in main body, be arranged on the main shaft in crossbeam, described reactor is arranged in described base, in described reactor, be provided with annular smooth projection, in described reactor, be provided with the perseverance rotating shaft that can slide and agree with the smooth projection of described annular, described perseverance rotating shaft connects described main shaft, in described main body, be fixedly installed electric hydaulic post, described electric hydaulic post one end is fixedly connected with crossbeam.Arrange like this, be provided with electric hydaulic post in main body, electric hydaulic capital end is connected with crossbeam, and under the control of controller, electric hydaulic post can make crossbeam move up and down.In crossbeam, be provided with main shaft, be provided with annular smooth projection in reactor, the perseverance rotating shaft being connected with main shaft can coordinate and move up and down with the smooth projection of annular under the work of electric hydaulic post.So the rabbling mechanism in reactor can move up and down, and has increased stirring face, has strengthened mixing effect, makes electrode material of lithium battery can better mix dispersion.

In technique scheme, preferred, described perseverance rotating shaft side is provided with and can slides and agree with sealing ring with the smooth projection of described annular.Arrange like this, sealing ring is housed in perseverance rotating shaft and can places gas leakage, the leakage of oar liquid or other leakages.

In technique scheme, preferred, described electric hydaulic post is fixedly installed in described main body.Arrange like this, electric hydaulic post is fixedly installed in described main body, reduced the volume of whole machine, and made it more attractive in appearance.

According to last technical scheme, preferred, in described base, be provided with interval platform, described reactor is placed on described interval platform, is connected with several automatic liquid compression legs below described interval platform.Arrange like this, reactor is placed on Tai Shang， interval, interval platform and can moves up and down along with decline and the rising of automatic liquid compression leg, opening that reactor cleans and during necessary maintenance, can make interval platform decline, makes reactor top separated with bottom.

Compared with prior art, the beneficial effects of the utility model are: can allow fixed star rotating shaft move up and down, strengthen mixing effect, make electrode material of lithium battery can better mix dispersion.

Accompanying drawing explanation

Fig. 1 is the utility model front schematic view.

Fig. 2 is the utility model schematic front perspective view.

Fig. 3 is the utility model reactor perspective diagram.

The specific embodiment

Below in conjunction with accompanying drawing and the specific embodiment, the utility model is described in further detail.

Referring to Fig. 1 to Fig. 3, a kind of planetary mixer, comprises base 1, reactor 2, main body 101, is arranged on discharging opening 9, controller 5, crossbeam 3, main shaft 29 on reactor 2, is arranged on motor 4 on crossbeam 3, is arranged on the power transmission shaft 19 on motor 4.Reactor 2 bottoms are fixedly installed in base 1, have fixed strip 100 on reactor 2, and fixed strip 100 can make reactor 2 tops and reactor 2 lower seal be fixed together.In main body 101, be provided with electric hydaulic post 102, electric hydaulic post 102 tops are connected with crossbeam 3.

The perseverance rotating shaft 30 being arranged in reactor 2 is connected with main shaft 29, and main shaft 29 is fixing to rotate in crossbeam 3.

In reactor 2, be also provided with the smooth projection 103 of the annular matching with perseverance rotating shaft 30, perseverance rotating shaft 30 is outside equipped with sealing ring 104, prevents that Leakage Gas between perseverance rotating shaft 30 and annular smooth projection 103, slurries from leaking or other leakages.When planetary mixer is worked, stir material and enter from first feeding mouth 6 and second feeding mouth 7, in the process vacuumizing, can use external vacuum machine from vacuum port 8 extracting airs or use inner vacuum machine directly from extracting vacuum in reactor.Controller 5 is controlled the operation of electric hydaulic post 102, under the drive that perseverance rotating shaft 30 moves up and down at electric hydaulic post 102, on the smooth projection 103 of 2 li of annulars of reactor, move up and down, the contact-making surface of rabbling mechanism and slurries like this, strengthened mixing effect, made electrode material of lithium battery can better mix dispersion.With Time Controller 5, controlling the height moving up and down is unlikely to make rabbling mechanism to touch reactor 2 bottoms and makes perseverance rotating shaft 30 touch reactor 2 tops.After being stirred, slurry takes out from discharging opening 9.In base 1, be provided with interval platform 17, reactor 2 is placed on interval platform 17, and interval platform 17 is connected with two automatic liquid compression legs 18 below.After stirring completes, separated fixed strip 100, then under the control of controller 5, automatic liquid compression leg 18 declines, and makes reactor 2 tops separated with reactor 2 bottoms, is easy to after stirring completes the cleaning in reactor 2 and necessary maintenance.When separation, reactor 2 tops can be blocked by perseverance rotating shaft 30, can not fall down.

On motor 4, there is power transmission shaft 19.On power transmission shaft 19, be provided with first driving wheel 20, second driving wheel 21 and the third driving wheel 22, in main shaft 29, be provided with planet axis 28, in planet axis 28, be provided with satellite axle 24, on main shaft 29, be provided with first driven pulley 27, in planet axis 28, be provided with second driven pulley 26, be provided with the third driven pulley 25 on satellite axle 24, first driving wheel 20 is connected by driving-belt 23 with first driven pulley 27, second driving wheel 21 is connected by driving-belt 23 with second driven pulley 26, and the third driving wheel 22 is connected by driving-belt 23 with the third driven pulley 25.First driven pulley 27, second driven pulley 26, the third driven pulley 25 diameters diminish successively, make main shaft 29, planet axis 28, the velocity of rotation of satellite axle 24 increases successively.In reactor 2, be provided with perseverance rotating shaft 30, main shaft 29 is fixedly connected with perseverance rotating shaft 30, and planet axis 28 and satellite axle 24 stretch in perseverance rotating shaft 30, is provided with at least two planet rotating shafts 32 in perseverance rotating shaft 30, is provided with satellite rotating shaft 31 in planet rotating shaft 32.In planet axis 28, be provided with first bevel gear 51, in planet rotating shaft 32, be provided with second bevel gear 36, between first bevel gear 51 and second bevel gear 36, by first travelling gear 35, be in transmission connection, bracing frame 37 is fixedly connected with first travelling gear 35 and it is in operation can not rock disengaging.On satellite axle 24, be provided with the third bevel gear 50, be provided with between fourth bevel gear 34, the third bevel gears 50 and fourth bevel gear 34 and be in transmission connection with second travelling gear 33 in satellite rotating shaft 31, second travelling gear 33, through planet axis 28, need not be used fixture more in addition simultaneously.In planet rotating shaft 32, be provided with several circular opens, several circular opens are equidistant in planet rotating shaft 32 vertically rearranges an opening group, in planet rotating shaft 32, be provided with the opening group of four even circle distribution, the circular open of two adjacent opening groups is staggered, and forms the circular open combination that a spiral is rotated down.First support bar 39 is through these circular opens.First support bar 39 tops are provided with 2 puddlers 40, and puddler 40 and first support bar 39, in same plane, have a certain degree between two puddlers 40.In satellite rotating shaft 31, be provided with penta bevel gear 41, first support bar 39 one end are provided with bevel gear 38, penta bevel gears 41 and bevel gear 38 transmissions.In planet rotating shaft 32, be connected with second support bar 42, second support bar 42 is connected with scraper 43.In the present embodiment reactor 2, all rotary parts are all in contact with it face and are provided with sealing device, guarantee that these tumblers can not leak gas, leakage or other leakage situations.

Claims

1. planetary mixer, comprise main body (101), base (1), crossbeam (3), reactor (2), be arranged on the controller (5) in main body (101), be arranged on the main shaft (29) in crossbeam (3), it is characterized by, described reactor (2) end, is arranged in described base (1), in described reactor (2), be provided with annular smooth projection (103), in described reactor (2), be provided with the perseverance rotating shaft (30) that can slide and agree with the smooth projection of described annular (103), described perseverance rotating shaft (30) connects described main shaft (29), in described main body (2), be fixedly installed electric hydaulic post (102), described electric hydaulic post (102) one end is fixedly connected with crossbeam (3).

2. planetary mixer according to claim 1, is characterized by, and described perseverance rotating shaft (30) side is provided with and can slides and agree with sealing ring (104) with the smooth projection of described annular (103).

3. planetary mixer according to claim 1, is characterized by, and described electric hydaulic post (102) is fixedly installed in described main body (101).

4. planetary mixer according to claim 1, it is characterized by, in described base (1), be provided with interval platform (17), it is upper that described reactor (2) is placed on described interval platform (17), and described interval platform (17) is connected with several automatic liquid compression legs (18) below.