CN207667540U - A kind of slurry is mixed with device - Google Patents
A kind of slurry is mixed with device Download PDFInfo
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- CN207667540U CN207667540U CN201721729858.7U CN201721729858U CN207667540U CN 207667540 U CN207667540 U CN 207667540U CN 201721729858 U CN201721729858 U CN 201721729858U CN 207667540 U CN207667540 U CN 207667540U
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Abstract
A kind of slurry of the utility model offer is mixed with device, including, slurry cylinder and the screw rod being built in the slurry cylinder；The slurry cylinder includes cylinder and support base；Slurry import is provided at the top of the cylinder, the bottom of the cylinder is provided with slurry outlet；The support base is set to the cylinder body bottom center, and the top setting of the support base is fluted；The screw rod includes shaft and flight；Flight reel rotation centered on the shaft is set to the surface of the shaft, the lower end of the shaft is placed in the groove of the support base, the external tumbler in upper end of the shaft, the tumbler drive the screw rod in being rotated centered on the axle center of the shaft in the slurry cylinder.The slurry in lithium ion battery production technology is handled using the device, can solve the problem of that the size identical property of particulate matter can also solve in slurries scattered uniformity in each substance unit volume.
Description
Technical field
The utility model is related to technical field of lithium ion, more particularly to a kind of slurry is mixed with device.
Background technology
In the preparation process of lithium ion battery, slurry mixing dispersing technology is in the entire production technology of lithium ion battery
It is very big to the qualitative effects of product, it is one of most important link in entire production technology.The electrode of lithium ion battery manufactures, just
Pole slurry is made of adhesive, conductive agent, positive electrode etc.；Negative electrode slurry is then made of adhesive, graphite carbon dust etc..It is positive and negative
The preparation of pole slurry all include between liquid and liquid, liquid and solid material be mutually mixed, dissolve, disperseing etc. it is a series of
Technical process, and in this process all along with variations such as temperature, viscosity, environment.In positive and negative electrode slurry, graininess
The dispersibility and homogeneity of active material directly ring the movement to lithium ion in two interpolar of battery.Meanwhile lithium ion battery every
In the preparation process of film, basement membrane can also be coated using slurry, the homogeneity of slurry has seriously affected the basement membrane after coating
Performance.Therefore the mixing dispersion of the slurry of each pole piece material and diaphragm coating slurry and slurry in lithium ion battery production
Expect that the crushing of particle is most important, the quality of the homogeneity of slurry dispersion quality and pulp particle is to directly influence follow-up lithium
The performance of the quality of ion battery production and products thereof.The homogeneity of slurry is embodied in the consistency of particulate matter size, in slurry
Each substance unit volume in scattered uniformity；
In the prior art, it is mainly improved by way of paddle stirring and is disperseed in each substance unit volume in slurry
Uniformity still can not solve the problems, such as the size identical property of particulate matter；Also have in the prior art and individually slurries are carried out
Particulate matter is broken to solve the problems, such as particulate matter size identical property；But if disperseed in each substance unit volume in slurries
Uniformity it is poor, and particulate matter size identical property it is poor in the case of, need to be respectively processed, operating process trouble；
Therefore a kind of size identical property that can solve the problems, such as particulate matter is needed, can also solves in slurries quilt in each substance unit volume
The device of the problem of uniformity of dispersion.
Utility model content
In view of the foregoing deficiencies of prior art, the purpose of this utility model is to provide a kind of slurries to be mixed with dress
It sets, is uniformly dispersed for each substance in pulp particle homogeneity in solution in the prior art lithium ion battery preparation process and slurry
The problem of property.
In order to achieve the above objects and other related objects, a kind of slurry of the utility model offer is mixed with device, described
Slurry is mixed with device and includes at least：
Slurry cylinder and the screw rod being built in the slurry cylinder；
The slurry cylinder includes cylinder and support base；Slurry import, the bottom of the cylinder are provided at the top of the cylinder
Portion is provided with slurry outlet；The support base is set to the cylinder body bottom center, and the top setting of the support base is fluted；
The screw rod includes shaft and flight；Flight reel rotation centered on the shaft is set to described
The lower end on the surface of shaft, the shaft is placed in the groove of the support base, the external tumbler in upper end of the shaft, institute
Stating tumbler drives the screw rod in being rotated centered on the axle center of the shaft in the slurry cylinder.
Preferably, the cylinder is cylindrical hollow structure.
Preferably, it further includes dispersion impeller that the slurry, which is mixed with device, and the dispersion impeller is set on the flight
In the shaft at end.
Preferably, the dispersion impeller is the frustum of a cone, and the upper surface area of the frustum of a cone is less than the following table of the frustum of a cone
The side wall of face area, the frustum of a cone is concave sidewalls or convex surface side wall.
Preferably, the dispersion impeller includes the frustum of a cone and the cylinder positioned at the frustum of a cone lower surface.
Preferably, the basal diameter of the dispersion impeller is less than the inner diameter of the cylinder.
Preferably, the width in the gap between the dispersion impeller and the cylinder inboard wall is set as 1 millimeter to 10 millimeters.
Preferably, the diameter of the flight is less than the inner diameter of the cylinder.
Preferably, the width in the gap between the flight side wall and the cylinder inboard wall is set as 1 millimeter to 10 millis
Rice.
Preferably, the diameter of the flight successively increases from top to bottom.
Preferably, the cylinder inboard wall is provided with coating, and the material of the coating includes aluminum oxide ceramic.
Preferably, the screw rod surface is provided with coating, and the material of the coating includes aluminum oxide ceramic.
As described above, the slurry of the utility model is mixed with device, have the advantages that：
Device is mixed with using the slurry of the utility model to handle the slurry in lithium ion battery production technology,
Each substance is finely dispersed it is also possible to ensure the consistency of granular size in slurry in the slurry for ensureing to obtain；This reality
Device is mixed with novel slurry to be combined into one the crushing of particle in the stirring of slurry and slurry, not only operating process letter
It is single and cost-effective.
Description of the drawings
The dispersion impeller that Fig. 1 is shown as the utility model is that the slurry of the frustum of a cone with concave sidewalls is mixed with device and shows
It is intended to.
The dispersion impeller that Fig. 2 is shown as the utility model is that the slurry of the frustum of a cone with convex surface side wall is mixed with device and shows
It is intended to.
Component label instructions
1 cylinder
2 slurry imports
3 dispersion impellers
4 flights
5 shafts
6 support bases
7 slurry outlets
Specific implementation mode
Illustrate that the embodiment of the utility model, those skilled in the art can be by this theorys below by way of specific specific example
Content disclosed by bright book understands other advantages and effect of the utility model easily.The utility model can also be by addition
Different specific implementation modes are embodied or practiced, and the various details in this specification can also be based on different viewpoints and answer
With carrying out various modifications or alterations under the spirit without departing from the utility model.
It please refers to Fig.1 and Fig. 2.It should be noted that the diagram provided in the present embodiment only illustrates this in a schematic way
The basic conception of utility model, when only display is with related component in the utility model rather than according to actual implementation in schema then
Component count, shape and size are drawn, when actual implementation kenel, quantity and the ratio of each component can be a kind of random change
Become, and its assembly layout kenel may also be increasingly complex.
As shown in Figure 1, a kind of slurry of the utility model offer is mixed with device, the slurry is mixed with device at least
Including：Slurry cylinder and the screw rod being built in the slurry cylinder；The slurry cylinder includes cylinder 1 and support base 6；The spiral
Bar includes shaft 5, flight 4 and dispersion impeller 3；In the present embodiment, the shaft 5, the flight 4 and the dispersion impeller 3
It is structure as a whole.
It should be noted that 1 inner wall of the cylinder, the shaft 5.The surface of the flight 4 and the dispersion impeller 3
It is both provided with wear-resistant coating (not marking in the example shown), the material of the wear-resistant coating includes but not limited to alundum (Al2O3) pottery
Porcelain, the arbitrary material with antiwear characteristic are suitable for the utility model, are not limited to this embodiment.In the present embodiment preferably
Aluminum oxide ceramic can be grasped this is because not only hardness is high, intensity is big for aluminum oxide ceramic tool under very big barometric gradient
Make, without compress and creep, there is good wear-resisting property, and chemical property is stablized, energy organic solvent-resistant, chloride,
Strong acid and highly basic, can be to avoid causing the pollution of slurry.
As shown in Figure 1, the cylinder 1 is cylindrical hollow structure, the top of the cylinder 1 is provided with slurry import 2, is used for
The injection of pending slurry；The bottom of the cylinder 1 is provided with slurry outlet 7, for treated slurry to be discharged.
It should be noted that 1 inner wall of the cylinder is provided with wear-resistant coating (not marking in the example shown), the wear-resistant coating
Material include but not limited to aluminum oxide ceramic, the arbitrary material with antiwear characteristic is suitable for the utility model, no
It is limited with the present embodiment.It is preferably aluminum oxide ceramic in the present embodiment, this is because aluminum oxide ceramic tool is not only hard
Degree is high, intensity is big, can operate under very big barometric gradient without being compressed and creep, with good wear-resisting property, and
Chemical property is stablized, can organic solvent-resistant, chloride, strong acid and highly basic, can be to avoid causing the pollution of slurry.
As shown in Figure 1, the support base 6 is set to 1 bottom centre of the cylinder, the top of the support base 6 is provided with
Groove.
As shown in Figure 1, the reel rotation centered on the shaft 5 of the flight 4 is set to the surface of the shaft 5, institute
State the external tumbler in upper end of shaft 5, the tumbler drive the screw rod in the slurry cylinder with the shaft 5
Axle center centered on rotate, the lower end of the shaft 5 is placed in the groove of the support base 6, with the rotation of the fixation screw rod
Transition mark, prevents when rotating at high speed, and the lower end offset of the shaft 5 leads to the flight 4 of the screw rod and the slurry
1 inner wall of cylinder of cylinder collides.
As shown in Figure 1, the dispersion impeller 3 is set in the shaft 5 of 4 upper end of the flight.As shown in Figure 1, as this
A kind of embodiment of utility model, the dispersion impeller 3 are the frustum of a cone, and the upper surface area of the frustum of a cone is less than the circular cone
The side wall of the lower surface area of platform, the frustum of a cone is concave sidewalls.As shown in Fig. 2, the another kind as the utility model is real
Mode is applied, the side wall of the frustum of a cone is convex surface side wall.
It should be noted that in one embodiment of the utility model, the dispersion impeller 3 includes the frustum of a cone and position
Cylinder in the frustum of a cone lower surface.
As shown in Figure 1, the basal diameter of the dispersion impeller 3 is less than the inner diameter of the cylinder 1 so that the dispersion impeller
3 can rotate and the inner wall for the cylinder 1 of getting along well collides in 1 inner cavity of cylinder of the slurry cylinder；3 He of the dispersion impeller
The width in the gap between 1 inner wall of the cylinder is set as 1 millimeter to 10 millimeters.
As shown in Figure 1, the diameter of the flight 4 is less than the inner diameter of the cylinder 1 so that the screw rod can
It is rotated in 1 inner cavity of cylinder of the slurry cylinder；The width in the gap between 1 inner wall of 4 side wall of the flight and the cylinder
It is set as 1 millimeter to 10 millimeters.
It should be noted that in one embodiment of the utility model, the diameter of the flight 4 is from top to bottom successively
Increasing, this structure can not only cause the destruction of 1 inside coating of the cylinder to avoid particle size distribution unevenness in slurry, and
And break process can be carried out successively to different size of particle in pending slurry, applicability is stronger.
The utility model also provides a kind of use slurry and is mixed in device processing lithium ion battery production technology
Slurry method, the described method comprises the following steps：
1) slurry described in one is provided and is mixed with device.
2) start the tumbler for being connected to 5 upper end of screw rod shaft, make the screw rod high speed rotation.
3) into the cylinder 1 of the slurries cylinder inject lithium ion battery production technology in slurry and handled.
Specifically, pending slurry is injected into the cylinder 1 of the slurry cylinder by the slurry import 2 of the slurry cylinder
In, the pending slurry is fallen after entering the cylinder 1 on the dispersion impeller 3, and dispersion impeller 3 is described to wait in high-speed rotation
Processing slurry is dispersed under the influence of centrifugal force on the inner wall of cylinder 1 of the slurry cylinder.Due to the spiral shell of the screw rod
Gap with preset distance, the pending slurries of 1 inner wall of the cylinder between 1 inner wall of 4 side wall of blade and the cylinder
During flowing downward along 1 inner wall of the cylinder, the flight 4 can be to the pending slurries Stirring so that
Uniformity in the pending slurry in each substance unit volume is improved；Simultaneously as the spiral of the screw rod
Gap with preset distance between 4 side wall of piece and slurries cylinder inner wall, in screw rod rotary course, in the pending slurry
Larger particle is extruded broken between 4 side wall of flight and slurries cylinder inner wall of the screw rod, improves in slurry
The homogeneity of grain object size.In addition, the slurry fallen on 4 surface of the flight continues to be dispersed to institute under the influence of centrifugal force
On the inner wall for stating cylinder 1, it is stirred broken with particle.
In conclusion being mixed with device to the slurry in lithium ion battery production technology using the slurry of the utility model
It is handled, each substance is finely dispersed it is also possible to ensure one of granular size in slurry in the slurry for ensureing to obtain
Cause property；The slurry of the utility model is mixed with device and is combined into one the crushing of particle in the stirring of slurry and slurry, not only
Operating process is simple, and cost-effective.So the utility model effectively overcomes various shortcoming in the prior art and has height
Spend industrial utilization.
The above embodiments are only illustrative of the principle and efficacy of the utility model, new not for this practicality is limited
Type.Any person skilled in the art can all carry out above-described embodiment under the spirit and scope without prejudice to the utility model
Modifications and changes.Therefore, such as those of ordinary skill in the art without departing from the revealed essence of the utility model
All equivalent modifications completed under refreshing and technological thought or change, should be covered by the claim of the utility model.
Claims (11)
1. a kind of slurry is mixed with device, which is characterized in that the slurry is mixed with device and includes at least：
Slurry cylinder and the screw rod being built in the slurry cylinder；
The slurry cylinder includes cylinder and support base；Slurry import is provided at the top of the cylinder, the bottom of the cylinder is set
It is equipped with slurry outlet；The support base is set to the cylinder body bottom center, and the top setting of the support base is fluted；
The screw rod includes shaft and flight；Flight reel rotation centered on the shaft is set to the shaft
Surface, the lower end of the shaft is placed in the groove of the support base, the external tumbler in upper end of the shaft, described turn
Dynamic device drives the screw rod in being rotated centered on the axle center of the shaft in the slurry cylinder.
2. slurry according to claim 1 is mixed with device, it is characterised in that：The cylinder is cylindrical hollow structure.
3. slurry according to claim 1 is mixed with device, it is characterised in that：The slurry is mixed with device and also wraps
Dispersion impeller is included, the dispersion impeller is set in the shaft of the flight upper end.
4. slurry according to claim 3 is mixed with device, it is characterised in that：The dispersion impeller is the frustum of a cone, described
The upper surface area of the frustum of a cone is less than the lower surface area of the frustum of a cone, and the side wall of the frustum of a cone is concave sidewalls or convex
Surface side wall.
5. slurry according to claim 3 is mixed with device, it is characterised in that：The basal diameter of the dispersion impeller is less than
The inner diameter of the cylinder.
6. slurry according to claim 3 is mixed with device, it is characterised in that：The dispersion impeller and the cylinder inboard wall
Between the width in gap be set as 1 millimeter to 10 millimeters.
7. slurry according to claim 1 is mixed with device, it is characterised in that：The diameter of the flight is less than described
The inner diameter of cylinder.
8. slurry according to claim 7 is mixed with device, it is characterised in that：The flight side wall and the cylinder
The width in the gap between inner wall is set as 1 millimeter to 10 millimeters.
9. slurry according to claim 8 is mixed with device, it is characterised in that：The diameter of the flight is from top to bottom
It successively increases.
10. the slurry according to claim 1 to 9 any one is mixed with device, it is characterised in that：The cylinder inboard wall
It is provided with coating, the material of the coating includes aluminum oxide ceramic.
11. the slurry according to claim 1 to 9 any one is mixed with device, it is characterised in that：The screw rod table
Face is provided with coating, and the material of the coating includes aluminum oxide ceramic.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721729858.7U CN207667540U (en) | 2017-12-12 | 2017-12-12 | A kind of slurry is mixed with device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721729858.7U CN207667540U (en) | 2017-12-12 | 2017-12-12 | A kind of slurry is mixed with device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207667540U true CN207667540U (en) | 2018-07-31 |
Family
ID=62969061
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721729858.7U Active CN207667540U (en) | 2017-12-12 | 2017-12-12 | A kind of slurry is mixed with device |
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| Country | Link |
|---|---|
| CN (1) | CN207667540U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110193321A (en) * | 2019-05-31 | 2019-09-03 | 安徽确成硅化学有限公司 | A kind of Coating Matting agent white carbon black mixing size mixing device |
| CN114733422A (en) * | 2022-04-11 | 2022-07-12 | 宁波北新建材有限公司 | Auxiliary material secondary mixing wet process addition system |
-
2017
- 2017-12-12 CN CN201721729858.7U patent/CN207667540U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110193321A (en) * | 2019-05-31 | 2019-09-03 | 安徽确成硅化学有限公司 | A kind of Coating Matting agent white carbon black mixing size mixing device |
| CN114733422A (en) * | 2022-04-11 | 2022-07-12 | 宁波北新建材有限公司 | Auxiliary material secondary mixing wet process addition system |
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