CN207401403U - A kind of slurry stirring device - Google Patents

Abstract

The utility model provides a kind of slurry stirring device, is circular slurry tank and the agitating paddle being rotatably arranged in slurry tank including cross section；The bottom of slurry tank is provided with discharge hole, agitating paddle includes with the shaft of slurry tank coaxial arrangement and is fixed at the first vane member of shaft bottom, first vane member includes the first mixing arm, the first mixing arm include the first portion to extend radially outwardly from shaft along the shaft, from first portion along the second portion to extend radially outwardly of the shaft and connection between the first and second and the Part III raised to the bottom direction away from slurry tank；Spacing between the outer end of first portion and the inner end of second portion is more than the cross dimensions of discharge hole, and the distance between the axis of discharge hole away from slurry tank is more than the distance between the outer end of first portion and the axis of slurry tank.

Description

A kind of slurry stirring device

Technical field

The utility model belongs to lithium ion slurry manufacturing field, is to be related to a kind of slurry stirring device more specifically.

Background technology

In conjunction pulp grinder is used to carry out closing the lithium ion battery manufacturing process of slurry, the anode sizing agent and cathode that close slurry completion are starched Expect that viscosity is higher (general ＞ 1000cps, the viscosity of room temperature water is 1cps).The related slurry tank of slurry that stirring is completed can be transferred Prepare to discharge (hereafter this slurry tank is known as transfer tank) to lower process to the other positions closed outside pulp grinder, transfer tank slurry is waiting During discharging and discharging, transfer tank can be covered the sealing upper cover with agitating paddle, and slurry is from discharging is waited to discharging Terminate whole process, agitating paddle is constantly in stirring (rotational frequency about 20-60Hz).

Discharging process to pump as power, by be connected to slurry tank bottom discharge pipe down process discharge when, bucket Interior slurry can progressively decline as discharging carries out liquid level, when liquid level drops to the height of a little higher than agitating paddle, when scraper plate was scraped Bucket bottom, slurry can not fill up a barrel bottom discharge port immediately since viscosity is higher, pump still discharge toward next procedure at this time, cause gas Body enters discharge pipe and forms bubble, lower one of painting process is caused to have bubble, so as to cause being unevenly coated.

Utility model content

The purpose of this utility model is to provide a kind of slurry stirring device, to solve discharge nozzle in the prior art Road enters the technical issues of bubble causes to be unevenly coated.

To achieve the above object, the technical solution adopted in the utility model is：A kind of slurry stirring device is provided, including horizontal stroke Section is circular slurry tank and the agitating paddle being rotatably arranged in the slurry tank；The bottom of the slurry tank is provided with Discharge hole, the agitating paddle include and the shaft of slurry tank coaxial arrangement and are fixed at the first of the shaft bottom Vane member, first vane member include the first mixing arm, and first mixing arm includes the footpath from shaft along the shaft To outwardly extending first portion, from the first portion along the second portion to extend radially outwardly of the shaft and it is connected to Between the first portion and the second portion and to the raised Part III of bottom direction away from the slurry tank；It is described Spacing between the outer end of first portion and the inner end of the second portion is more than the cross dimensions of the discharge hole, and it is described go out Expect that the distance between axis of slurry tank is more than between the outer end of the first portion and the axis of the slurry tank described in pitch-row Distance.

Further, first vane member further includes the second stirring of the outer end for being formed in first mixing arm Arm, second mixing arm extend along the direction parallel to the shaft axis and the top to the slurry tank.

Further, fixing sleeve is equipped with one first sleeve in the shaft, and described the first of first vane member stirs The inner end and first sleeve connection for mixing arm are fixed.

Further, the quantity of first vane member is multiple that multiple first vane members are disposed on On first sleeve.

Further, first vane member is two, and two first vane members are with first sleeve It is symmetricly set on centered on center line on first sleeve.

Further, the agitating paddle further includes the second vane member, and second vane member is arranged on described first Above vane member.

Further, fixing sleeve is equipped with a second sleeve in the shaft, the quantity of second vane member be it is multiple, Second vane member is disposed in the second sleeve.

Further, second vane member is two, and two second vane members are with the second sleeve It is symmetricly set on centered on center line in the second sleeve.

Further, the bottom angled of multiple relatively described slurry tanks of second vane member is set.

Further, the cross section of the Part III is domed or square.

The advantageous effect of slurry stirring device provided by the utility model is：Compared with prior art, the utility model Slurry stirring device on the first mixing arm by being equipped with the Part III raised to the bottom direction away from slurry tank, and the 3rd Part is in whipping process, and during by discharge hole, position is opposite with discharge hole, makes the formation between the first mixing arm and discharge hole One larger space, avoids the pulp layer that formation is very thin at discharge hole, so as to efficiently avoid bubble into going out Pipe material.

Description of the drawings

It, below will be to embodiment or the prior art in order to illustrate more clearly of the technical scheme in the embodiment of the utility model Attached drawing is briefly described needed in description, it should be apparent that, the accompanying drawings in the following description is only that this practicality is new Some embodiments of type, for those of ordinary skill in the art, without having to pay creative labor, can be with Other attached drawings are obtained according to these attached drawings.

Fig. 1 is the structure diagram one for the slurry stirring device that the utility model embodiment provides；

Fig. 2 is the structure diagram two for the slurry stirring device that the utility model embodiment provides；

Fig. 3 is the structure diagram three for the slurry stirring device that the utility model embodiment provides.

Wherein, each reference numeral in figure：

The first vane members of 1-；11- first portions；12- second portions；13- Part III；The second mixing arms of 14-；2- One sleeve；3- shafts；4- second sleeves；The second vane members of 5-；6- discharge holes；7- slurry tanks.

Specific embodiment

In order to which technical problem to be solved in the utility model, technical solution and advantageous effect is more clearly understood, with Lower combination accompanying drawings and embodiments, are further elaborated the utility model.It should be appreciated that specific reality described herein It applies example to be only used to explain the utility model, is not used to limit the utility model.

It should be noted that when element is referred to as " being fixed on " or " being arranged at " another element, it can be directly another On one element or it is connected on another element.When an element is known as " being connected to " another element, it can To be directly to another element or be indirectly connected on another element.

The orientation of the instructions such as " on ", " under ", " top ", " bottom " " interior ", " outer " or position relationship are it is to be appreciated that term Based on orientation shown in the drawings or position relationship, it is for only for ease of description the utility model and simplifies description rather than instruction Or imply that signified device or element must have specific orientation, with specific azimuth configuration and operation, therefore be not understood that For the limitation to the utility model.

In addition, term " first ", " second " are only used for description purpose, and it is not intended that instruction or hint relative importance Or the implicit quantity for indicating indicated technical characteristic.Define " first " as a result, the feature of " second " can be expressed or Implicitly include one or more this feature.In the description of the utility model, " multiple " are meant that two or two More than, unless otherwise specifically defined.

It please refers to Fig.1 and Fig. 2, now slurry stirring device provided by the utility model is illustrated.Slurry stirring device, It is circular slurry tank 7 and the agitating paddle being rotatably arranged in slurry tank 7 including cross section；The bottom of slurry tank 7 is set There is discharge hole 6, agitating paddle includes the shaft 3 being coaxially disposed with slurry tank 7 and the first blade structure for being fixed at 3 bottom of shaft Part 1, the first vane member 1 include the first mixing arm, and the first mixing arm includes extending radially outwardly from shaft 3 along the shaft 3 First portion 11, from first portion 11 along the second portion 12 to extend radially outwardly of the shaft 3 and be connected to first Divide Part III 13 between 11 and second portion 12 and raised to the bottom direction away from slurry tank 7；Outside first portion 11 Spacing between end and the inner end of second portion 12 is more than the cross dimensions of discharge hole 6, and axis of the discharge hole 6 away from slurry tank 7 The distance between be more than the distance between axis of outer end and slurry tank 7 of first portion 11.

Slurry stirring device provided by the utility model, compared with prior art, the utility model slurry stirring device lead to It crosses and the Part III 13 raised to the bottom direction away from slurry tank 7 is equipped on the first mixing arm, and Part III 13 is stirring During mixing, during by discharge hole 6, position is opposite with discharge hole 6, makes to form one between the first mixing arm and discharge hole 6 A larger space avoids the pulp layer that formation is very thin at discharge hole 6, enters discharge nozzle so as to efficiently avoid bubble Road.

Further, please refer to Fig.1 and Fig. 2, a kind of specific reality as slurry stirring device provided by the utility model Mode is applied, the first vane member 1 further includes the second mixing arm 14 of the outer end for being formed in the first mixing arm, 14 edge of the second mixing arm Direction parallel to 3 axis of shaft and extend to the top of slurry tank 7.Since lithium ion slurry viscosity is very big, therefore easily attachment On the madial wall of slurry tank 7, the lithium ion slurry on the madial wall of slurry tank 7 can be scraped by increasing by the second mixing arm 14 Under, it can more fully utilize the discharging efficiency of lithium ion slurry and raising lithium ion slurry.

Further, please refer to Fig.1 and Fig. 2, a kind of specific reality as slurry stirring device provided by the utility model Mode is applied, fixing sleeve is equipped with one first sleeve 2, inner end and the first sleeve of the first mixing arm of the first vane member 1 in shaft 3 2 connections are fixed.First vane member 1 is fixedly connected by the first sleeve 2 with shaft 3, and the installation of this structure is simple, during processing can and 3 separate machined of shaft, decreases manufacture cost.

Further, please refer to Fig.1 and Fig. 2, a kind of specific reality as slurry stirring device provided by the utility model Mode is applied, the quantity of the first vane member 1 is multiple, and multiple first vane members 1 are disposed on the first sleeve 2.Pass through Multiple first vane members 1 are set, mixing effect of the agitating paddle to lithium ion slurry can be increased, improve lithium ion slurry Discharge efficiency.

Preferably, please refer to Fig.1 and Fig. 2, a kind of specific implementation as slurry stirring device provided by the utility model Mode, the first vane member 1 are two, and two the first vane members 1 are symmetricly set on centered on the center line of the first sleeve 2 On first sleeve 2.Two the first vane members 1 are symmetrical arranged centered on the center line of the first sleeve 2 can make two first 1 uniform force of vane member, so as to reduce the vibrations of agitating paddle.

Further, please refer to Fig.1 and Fig. 2, a kind of specific reality as slurry stirring device provided by the utility model Mode is applied, agitating paddle further includes the second vane member 5, and the second vane member 5 is arranged on 1 top of the first vane member.By First vane member, 1 top sets the second vane member 5, can increase mixing effect of the agitating paddle to lithium ion slurry, improve The discharging efficiency of lithium ion slurry.

Further, please refer to Fig.1 and Fig. 2, a kind of specific reality as slurry stirring device provided by the utility model Mode is applied, fixing sleeve is equipped with a second sleeve 4 in shaft 3, and the quantity of the second vane member 5 is multiple, between the second vane member 5 Every being arranged in second sleeve 4.Second vane member 5 is fixedly connected by second sleeve 4 with shaft 3, and the installation of this structure is simple, Manufacture cost can be decreased during processing with 3 separate machined of shaft；Multiple second vane members 5 are set, agitating paddle can be increased To the mixing effect of lithium ion slurry, the discharging efficiency of lithium ion slurry is improved.

Further, please refer to Fig.1 and Fig. 2, a kind of specific reality as slurry stirring device provided by the utility model Mode is applied, the second vane member 5 is two, and two the second vane members 5 are symmetrical arranged centered on the center line of second sleeve 4 In second sleeve 4.Two the second vane members 5 are symmetrical arranged centered on the center line of second sleeve 4, can make two the One vane member, 1 uniform force, so as to reduce the vibrations of agitating paddle.

Further, please refer to Fig.1 and Fig. 2, a kind of specific reality as slurry stirring device provided by the utility model Mode is applied, multiple second vane members 5 are set with respect to the bottom angled of slurry tank 7.Second vane member, 5 opposite slurry tank 7 Bottom angled is set, in this way, can effectively reduce that the second vane member 5 is subject in whipping process from lithium ion slurry Impact force so as to add the fatigue strength of agitating paddle, improves the service life of slurry stirring device.

Further, please refer to Fig.1 and Fig. 2, a kind of specific reality as slurry stirring device provided by the utility model Mode is applied, the cross section of Part III 13 is domed or square.13 cross section of Part III is domed or square, in whipping process During middle process discharge hole 6, the accommodation space of enough lithium ion slurries can be formed above discharge hole 6, so as to be effectively prevented from Pasty film is formed at discharge hole 6, causes to suck air, influences the quality of painting process, certainly, the horizontal stroke of Part III 13 Section or other shapes.

Further, referring to Fig. 3, a kind of specific embodiment party as slurry stirring device provided by the utility model Formula, the setting of Part III 13 is in order to avoid forming lithium ion pasty film at discharge hole 6 so as to cause suction in the application Enter gas, therefore the specific location of Part III 13 can be adjusted according to the position of discharge hole 6, when discharge hole 6 is located at slurry tank 7 During the edge of bottom, Part III 13 is then between 12 and second mixing arm 14 of second portion.

The above is only the preferred embodiments of the present utility model only, is not intended to limit the utility model, all in this practicality All any modification, equivalent and improvement made within new spirit and principle etc., should be included in the guarantor of the utility model Within the scope of shield.

Claims (10)

1. a kind of slurry stirring device, which is characterized in that for circular slurry tank and be rotatably arranged in institute including cross section State the agitating paddle in slurry tank；The bottom of the slurry tank is provided with discharge hole, and the agitating paddle includes same with the slurry tank The shaft that axis is set and the first vane member for being fixed at the shaft bottom, first vane member are stirred including first Mix arm, first mixing arm includes the first portion to extend radially outwardly from shaft along the shaft, from the first portion Along the shaft the second portion to extend radially outwardly and be connected between the first portion and the second portion and to The Part III of bottom direction protrusion away from the slurry tank；The outer end of the first portion and the inner end of the second portion Between spacing be more than the cross dimensions of the discharge hole, and the distance between the axis of the discharge hole away from the slurry tank is big In the distance between axis of the outer end of the first portion and the slurry tank.

2. slurry stirring device as described in claim 1, it is characterised in that：First vane member, which further includes, is formed in institute State the second mixing arm of the outer end of the first mixing arm, second mixing arm is along the direction parallel to the shaft axis and to institute State the top extension of slurry tank.

3. slurry stirring device as claimed in claim 1 or 2, it is characterised in that：Fixing sleeve is equipped with one first in the shaft Sleeve, inner end and first sleeve connection of first mixing arm of first vane member are fixed.

4. slurry stirring device as claimed in claim 3, it is characterised in that：The quantity of first vane member to be multiple, Multiple first vane members are disposed on first sleeve.

5. slurry stirring device as claimed in claim 4, it is characterised in that：First vane member is two, two institutes The first vane member is stated to be symmetricly set on centered on the center line of first sleeve on first sleeve.

6. slurry stirring device as described in claim 1, it is characterised in that：The agitating paddle further includes the second vane member, Second vane member is arranged on above first vane member.

7. slurry stirring device as claimed in claim 6, it is characterised in that：Fixing sleeve is equipped with one second set in the shaft Cylinder, the quantity of second vane member is multiple, and second vane member is disposed in the second sleeve.

8. slurry stirring device as claimed in claim 7, it is characterised in that：Second vane member is two, two institutes The second vane member is stated to be symmetricly set on centered on the center line of the second sleeve in the second sleeve.

9. slurry stirring device as claimed in claim 6, it is characterised in that：Multiple relatively described conjunctions of second vane member The bottom angled for starching tank is set.

10. slurry stirring device as described in claim 1, it is characterised in that：The cross section of the Part III it is domed or It is square.