CN206731481U - A kind of lithium battery diaphragm drying unit - Google Patents
A kind of lithium battery diaphragm drying unit Download PDFInfo
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- CN206731481U CN206731481U CN201720500385.7U CN201720500385U CN206731481U CN 206731481 U CN206731481 U CN 206731481U CN 201720500385 U CN201720500385 U CN 201720500385U CN 206731481 U CN206731481 U CN 206731481U
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- air
- intake stack
- drying unit
- lithium battery
- barrier film
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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Abstract
The utility model discloses a kind of lithium battery diaphragm drying unit, and provided with two groups, drying unit described in every group includes intake stack；Moisture absorbing device, located at the air inlet of the intake stack；Heater, on the intake stack, for heating the air after moisture absorbing device processing；Air-blast device, on the intake stack；Air-flow wind chamber, it is connected to the air outlet of the intake stack；Wherein, multiple exhaust vents are provided with the air-flow wind chamber side by side, the exhaust vent is communicated in the air outlet；Wherein, the exhaust vent described in two groups on air-flow wind chamber is symmetrical arranged；The passage that an appearance barrier film passes through is provided between air-flow wind chamber described in two groups.
Description
Technical field
The fields such as lithium battery diaphragm processing, machinery are the utility model is related to, specially a kind of lithium battery diaphragm drying unit.
Background technology
Online baking oven goes moisture removal, the existing baking of in the market after the moisture removal of existing ceramic diaphragm relies primarily on coating
The general length of case is longer, and airflow rate is relatively low, and oven interior no-station pole canopy roller controls, and edge-curl phenomenon, barrier film life easily occur for barrier film
During production, the online oven interior environment of coating machine can also will tend to balance shape with its moisture of the extension of production time and humidity
State, moisture removal is limited in one's ability, for high-end separator product, it is desirable to which finished product barrier film moisture is controlled within 800ppm, such baking
Case can not meet production requirement.
Utility model content
The purpose of this utility model is：A kind of lithium battery diaphragm drying unit is provided, shortening dries processing procedure and can be accurate
Control current rate, air themperature, effectively prevent the moisture interference of air flow source, avoid barrier film to greatest extent and crimping occurs
The generation of phenomenon.
Realizing the technical scheme of above-mentioned purpose is：A kind of lithium battery diaphragm drying unit, provided with two groups, drying described in every group
Device includes intake stack；Moisture absorbing device, located at the air inlet of the intake stack；Heater, located at the air intake
On pipeline, for heating the air after moisture absorbing device processing；Air-blast device, located at the intake stack
On；Air-flow wind chamber, it is connected to the air outlet of the intake stack；Wherein, multiple exhaust vents are provided with the air-flow wind chamber side by side,
The exhaust vent is communicated in the air outlet；Wherein, the exhaust vent described in two groups on air-flow wind chamber is symmetrical arranged；Air-flow described in two groups
The passage that an appearance barrier film passes through is provided between wind chamber.
In the preferred embodiment of the utility model one, each air-flow wind intracavitary is provided with an air-flow buffer plate.
In the preferred embodiment of the utility model one, have between the hole body direction of the exhaust vent and the channel direction
One angle, the angular range of the angle is 30 °~85 °.
In the preferred embodiment of the utility model one, the moisture absorbing device includes the first filter layer, located at it is described enter
The air inlet of wind pipeline；Moisture absorption layer, after first filter layer；Second filter layer, located at the moisture absorption
After layer.
In the preferred embodiment of the utility model one, the heater includes heater, in the intake stack；
Power governor, the heater are connected to the heater.
In the preferred embodiment of the utility model one, described lithium battery diaphragm drying unit also includes barrier film conveyer
Structure, the barrier film conveying mechanism include a pair of jockey pulleys, are separately positioned on the front and rear sides of the passage；Actuating unit, pass through
Transmission device drives the barrier film dynamic in in-channel water translation.
The utility model has the advantages that：Lithium battery diaphragm drying unit of the present utility model, shortening dry processing procedure and can
Current rate, air themperature are accurately controlled, air inlet moisture absorbing device can carry out moisture removal to drying air flow source, to prevent
Only Environmental Water realizes the temperature control of air flow source to the secondary effect of barrier film, heater, and air-blast device realizes air flow source
Rate adaptation, power adjusting can be carried out according to the moisture requirement of barrier film, effectively remove moisture removal, air inlet air-flow buffer plate is realized
The buffering and air quantity of air-flow evenly distribute, and oven interior air port is symmetrically distributed, and can prevent barrier film from chaotic Phenomena occurs, while real
Now barrier film is two-sided is dried simultaneously, and air outlet intermittent is uniformly distributed, and is carried out heat stepwise to barrier film, can be prevented barrier film from heating up
It hurry up, drying efficiency is higher, drying unit inlet and outlet jockey pulley control, ensures the stability of barrier film drying course, to greatest extent
Avoid the generation that edge-curl phenomenon occurs for barrier film.
Brief description of the drawings
The utility model is further explained with reference to the accompanying drawings and examples.
Fig. 1 is the lithium battery diaphragm drying unit structural representation of the utility model embodiment.
Wherein,
1 intake stack；2 moisture absorbing devices；
3 heaters；4 air-blast devices；
5 air-flow wind chambers；6 air-flow buffer plates；
8 jockey pulleys；21 first filter layers；
22 second filter layers；23 moisture absorption layers；
31 heaters；32 power governors；
51 exhaust vents.
Embodiment
The explanation of following examples is with reference to additional schema, to illustrate the specific reality that the utility model can be used to implementation
Apply example.The direction term that the utility model is previously mentioned, such as " on ", " under ", "front", "rear", "left", "right", " top ", " bottom "
Deng being only the direction with reference to annexed drawings.Therefore, the direction term used is to illustrate and understand the utility model, rather than
To limit the utility model.
Embodiment, as shown in figure 1, a kind of lithium battery diaphragm drying unit, provided with two groups.Two groups of drying units are symmetrically set
Put.
Specifically, drying unit described in every group includes intake stack 1, moisture absorbing device 2, heater 3, air blast dress
Put 4, air-flow wind chamber 5, air-flow buffer plate 6 and include barrier film conveying mechanism.
Wherein, moisture absorbing device 2 is located at the air inlet of the intake stack 1；In the present embodiment, moisture absorbing device 2
Including the first filter layer 21, the second filter layer 22 and moisture absorption layer 23.Moisture absorption layer 23 is located at the He of the first filter layer 21
Between second filter layer 22.The size of the filter bores of first filter layer 21 is 10 μm -50 μm, and the first filter layer 21 is located at air inlet
Place, for the preliminary impurity crossed in air filtering, the moisture that moisture absorption layer 23 is used in absorption air, the mistake of the second filter layer 22
The size of filter opening is 0.1 μm -1 μm, and the second filter layer 22 is used for the further impurity crossed in air filtering.
For heater 3 on the intake stack 1, heater 3 is described through the moisture absorbing device 2 for heating
Air after processing.In the present embodiment, heater 3 includes heater 31 and power governor 32, and heater 31 includes adding
Heat pipe, heating tube are arranged in wind inlet channel, and for being heated to the air in wind inlet channel, heating tube is connected to power governor
32, power governor 32 controls the temperature of air in wind inlet channel in real time.In the present embodiment, it can be installed additional in intake stack 1
Temperature inductor, to coordinate the use of heater 3, reach the accurate control of temperature, prevent that temperature is too high so that barrier film deformation
Or damage, or temperature is too low, does not reach drying effect.
Air-blast device 4 is on the intake stack 1；In the present embodiment, air-blast device 4 is mainly air blower.
The passage that an appearance barrier film passes through is provided between air-flow wind chamber 5 described in two groups.Air-flow wind chamber 5 is connected to the blast pipe
The air outlet in road 1.In the present embodiment, multiple exhaust vents 51 are provided with air-flow wind chamber 5 side by side, the exhaust vent 51 is communicated in described
Air outlet.There is an angle between the hole body direction of exhaust vent 51 and the channel direction, the angular range of the angle for 30 °~
85°.The in general angle is 60 °, and air-out wind direction is delayed in barrier film conveying direction, each air-flow wind chamber 5 provided with an air-flow
Punching 6, the effect of air-flow buffer plate 6 are to buffer the air-flow of air outlet.This design is effective reduce because air-out wind-force is excessive or
The excessive unfavorable factor brought of air output.Wherein, the exhaust vent 51 on two groups of air-flow wind chambers 5 is symmetrical arranged；This design, can
The two sides of barrier film is dried simultaneously, drying efficiency is on the one hand effectively improved, on the other hand enables to barrier film two sides stress
Uniformly, the phenomenon crimped is avoided.
Barrier film conveying mechanism, the barrier film conveying mechanism include a pair of jockey pulleys 8, actuating unit (not shown), set respectively
Put in the front and rear sides of the passage；Actuating unit drives the barrier film to be translated in the in-channel water and moved by transmission device.
The effect of jockey pulley 8 is to increase the tension force of passage septation, the barrier film in this section is kept smooth horizontal conveying, further
Avoid the generation of phenomenon crimped.
Reality in use, the moisture absorbing device 2 of air inlet can to drying air-flow (air) source carry out moisture removal,
To prevent secondary effect of the Environmental Water to barrier film, heater 3 realizes the temperature control of air flow source, and air-blast device 4 is realized
The rate adaptation of air flow source, power adjusting can be carried out according to the moisture requirement of barrier film, effectively remove moisture removal, air-flow buffer plate 6 is in fact
The buffering and air quantity of existing air-flow evenly distribute, and oven interior air port is symmetrically distributed, and can prevent barrier film from chaotic Phenomena occurs, simultaneously
Realize that barrier film is two-sided while dries, air outlet intermittent is uniformly distributed, and is carried out heat stepwise to barrier film, can be prevented barrier film from heating up
It hurry up, drying efficiency is higher, and jockey pulley 8 controls, and ensures the stability of barrier film drying course.
Preferred embodiment of the present utility model is these are only, it is all in this practicality not to limit the utility model
All any modification, equivalent and improvement made within new spirit and principle etc., should be included in guarantor of the present utility model
Within the scope of shield.
Claims (6)
1. a kind of lithium battery diaphragm drying unit, it is characterised in that provided with two groups, drying unit described in every group includes
Intake stack；
Moisture absorbing device, located at the air inlet of the intake stack；
Heater, on the intake stack, for heating the air after moisture absorbing device processing；
Air-blast device, on the intake stack；
Air-flow wind chamber, it is connected to the air outlet of the intake stack；
Wherein, multiple exhaust vents are provided with the air-flow wind chamber side by side, the exhaust vent is communicated in the air outlet；
Wherein, the exhaust vent described in two groups on air-flow wind chamber is symmetrical arranged；One is provided between air-flow wind chamber described in two groups and holds barrier film
The passage passed through.
2. lithium battery diaphragm drying unit according to claim 1, it is characterised in that each air-flow wind intracavitary is provided with
One air-flow buffer plate.
3. lithium battery diaphragm drying unit according to claim 1, it is characterised in that the hole body direction of the exhaust vent with
There is an angle, the angular range of the angle is 30 °~85 ° between the channel direction.
4. lithium battery diaphragm drying unit according to claim 1, it is characterised in that the moisture absorbing device includes
First filter layer, located at the air inlet of the intake stack；
Moisture absorption layer, after first filter layer；
Second filter layer, after the moisture absorption layer.
5. lithium battery diaphragm drying unit according to claim 1, it is characterised in that the heater includes
Heater, in the intake stack；
Power governor, the heater are connected to the heater.
6. lithium battery diaphragm drying unit according to claim 1, it is characterised in that also including barrier film conveying mechanism, institute
Stating barrier film conveying mechanism includes
A pair of jockey pulleys, it is separately positioned on the front and rear sides of the passage；
Actuating unit, drive the barrier film to be translated in the in-channel water by transmission device and move.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720500385.7U CN206731481U (en) | 2017-05-07 | 2017-05-07 | A kind of lithium battery diaphragm drying unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720500385.7U CN206731481U (en) | 2017-05-07 | 2017-05-07 | A kind of lithium battery diaphragm drying unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206731481U true CN206731481U (en) | 2017-12-12 |
Family
ID=60563009
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720500385.7U Active CN206731481U (en) | 2017-05-07 | 2017-05-07 | A kind of lithium battery diaphragm drying unit |
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| CN (1) | CN206731481U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108489233A (en) * | 2018-04-26 | 2018-09-04 | 四川大学 | A kind of drying device and method of Hawkins cell slurry |
| CN108895713A (en) * | 2018-06-04 | 2018-11-27 | 同济大学 | A kind of lithium battery pole piece coating machine drying system using heat pump recuperation of heat |
| CN112762687A (en) * | 2019-11-04 | 2021-05-07 | 湖南众德新材料科技有限公司 | Two-sided drying device of lithium cell diaphragm |
-
2017
- 2017-05-07 CN CN201720500385.7U patent/CN206731481U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108489233A (en) * | 2018-04-26 | 2018-09-04 | 四川大学 | A kind of drying device and method of Hawkins cell slurry |
| CN108895713A (en) * | 2018-06-04 | 2018-11-27 | 同济大学 | A kind of lithium battery pole piece coating machine drying system using heat pump recuperation of heat |
| CN112762687A (en) * | 2019-11-04 | 2021-05-07 | 湖南众德新材料科技有限公司 | Two-sided drying device of lithium cell diaphragm |
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