CN216592601U - Baking device of automatic vacuum oven for lithium battery production - Google Patents
Baking device of automatic vacuum oven for lithium battery production Download PDFInfo
- Publication number
- CN216592601U CN216592601U CN202123102134.9U CN202123102134U CN216592601U CN 216592601 U CN216592601 U CN 216592601U CN 202123102134 U CN202123102134 U CN 202123102134U CN 216592601 U CN216592601 U CN 216592601U
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- China
- Prior art keywords
- box
- vacuum oven
- lithium battery
- automatic vacuum
- baking device
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 229910052744 lithium Inorganic materials 0.000 title claims abstract description 37
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 title claims abstract description 35
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 21
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims abstract description 17
- 238000005485 electric heating Methods 0.000 claims abstract description 7
- 229910001873 dinitrogen Inorganic materials 0.000 claims abstract description 5
- 238000005057 refrigeration Methods 0.000 claims description 39
- 239000004065 semiconductor Substances 0.000 claims description 14
- 239000000463 material Substances 0.000 claims description 11
- 210000003437 trachea Anatomy 0.000 claims description 8
- 239000010935 stainless steel Substances 0.000 claims description 4
- 229910001220 stainless steel Inorganic materials 0.000 claims description 4
- 238000010438 heat treatment Methods 0.000 claims description 3
- 239000007789 gas Substances 0.000 abstract description 9
- 238000001035 drying Methods 0.000 abstract description 4
- 238000000034 method Methods 0.000 abstract description 2
- 229910052757 nitrogen Inorganic materials 0.000 description 6
- 238000001816 cooling Methods 0.000 description 5
- 210000004027 cell Anatomy 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000005086 pumping Methods 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 229910000733 Li alloy Inorganic materials 0.000 description 1
- 241000221535 Pucciniales Species 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000001066 destructive effect Effects 0.000 description 1
- 239000003792 electrolyte Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000001989 lithium alloy Substances 0.000 description 1
- 230000000116 mitigating effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000007773 negative electrode material Substances 0.000 description 1
- 239000011255 nonaqueous electrolyte Substances 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 238000007086 side reaction Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
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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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
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- Battery Electrode And Active Subsutance (AREA)
Abstract
The utility model discloses a baking device of an automatic vacuum oven for lithium battery production, which comprises: the box, one side movable mounting of box has the chamber door, and the round hole has been seted up on the upper portion of box, and the upper portion fixed mounting of box has the motor, and the pivot of motor passes round hole fixedly connected with round bar, and the round bar rotates to be installed in the inside of box, and fixed cover is equipped with the multiunit flitch of putting on the round bar, and electric heating pipe is all installed admittedly to the inside both sides of box, and the fixed intercommunication in one side upper end of box has vacuum tube, and the fixed intercommunication of one side lower extreme of box has the nitrogen gas intake pipe. The baking device of the automatic vacuum oven for producing the lithium battery is uniformly heated and baked in the rotating process, so that the drying efficiency is increased; the gas in the box body can be cooled continuously and circularly, so that the working efficiency is improved.
Description
Technical Field
The utility model relates to the technical field of lithium battery production, in particular to a baking device of an automatic vacuum oven for lithium battery production.
Background
A lithium battery is a battery using a nonaqueous electrolyte solution and lithium metal or a lithium alloy as a negative electrode material, and therefore such a battery is also called a lithium metal battery. Unlike other batteries, lithium batteries have the characteristics of high charge density, long service life, high unit cost and the like.
The moisture content in the lithium battery greatly affects the battery, and when the moisture content in a battery pole piece exceeds the standard, the lithium battery pole piece and electrolyte can carry out side reaction to cause destructive influence on the battery, so that the battery capacity is low, the battery is expanded and exploded, the internal resistance of the battery is low, the size is large, and the cycle performance is reduced. In view of this, controlling the moisture content in the battery is a very critical factor in the mitigation of battery manufacture. When the vacuum oven for producing the existing lithium battery is used, the internal heat is unevenly distributed, so that the drying efficiency is reduced, and after the drying is finished, the temperature inside the oven cannot be quickly reduced, so that the working efficiency is influenced.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a baking device of an automatic vacuum oven for lithium battery production, which aims to solve the problems in the background technology.
In order to achieve the purpose, the utility model provides the following technical scheme:
the utility model provides a baking equipment of automatic vacuum oven of lithium cell production, includes the box, one side movable mounting of box has the chamber door, the round hole has been seted up on the upper portion of box, the upper portion fixed mounting of box has the motor, the pivot of motor is passed round hole fixedly connected with round bar, the round bar rotates to be installed the inside of box, fixed cover is equipped with the multi-group flitch of putting on the round bar, electric heating pipe is all installed admittedly to the inside both sides of box, the fixed intercommunication in one side upper end of box has vacuum tube, the fixed intercommunication of one side lower extreme of box has the nitrogen gas intake pipe.
The baking device of the automatic vacuum oven for producing the lithium batteries is characterized in that the semiconductor refrigeration pieces are arranged in the baking device, the refrigeration surfaces of the semiconductor refrigeration pieces face the interior of the refrigeration box, and the heating surfaces of the semiconductor refrigeration pieces face the exterior of the refrigeration box.
Foretell baking equipment of automatic vacuum oven of lithium cell production, wherein, one side fixed mounting of box has the refrigeration case, one side fixed mounting of refrigeration case has multiunit semiconductor refrigeration piece, the fixed intercommunication in one side upper portion of box has the trachea, the fixed intercommunication of crossing the trachea has the vacuum pump, it passes to cross tracheal one end refrigeration case upper portion is followed refrigeration case lower part is worn out fixed intercommunication and is in one side lower extreme of box
The baking device of the automatic vacuum oven for producing the lithium batteries is characterized in that the air passing pipe is in a bent structure inside the refrigeration box.
The baking device of the automatic vacuum oven for producing the lithium batteries is characterized in that the material placing plate is of a hollow plate body structure.
The baking device of the automatic vacuum oven for producing the lithium battery is characterized in that a high-temperature-resistant stainless steel breathable net is fixedly mounted on the upper surface of the material placing plate.
The baking device of the automatic vacuum oven for lithium battery production is characterized in that a bearing is fixedly mounted at the bottom of the oven body, and one end of the round rod is fixedly connected with an inner ring of the bearing.
Compared with the prior art, the utility model has the beneficial effects that:
according to the baking device of the automatic vacuum baking oven for producing the lithium battery, the material placing plate is driven to rotate by the installation of the motor and the round rod, the electric heating pipes are installed on two sides of the inner wall of the box body, and baking is uniformly heated in the rotating process, so that the drying efficiency is increased; through installation refrigeration case, mistake trachea, vacuum pump and semiconductor refrigeration piece, can reduce the temperature of the inside gaseous of mistake trachea, then flow back to the inside of box again, can be so that the continuous circulation cooling of the inside gaseous of box to work efficiency has been improved.
Drawings
FIG. 1 is a perspective view of a baking apparatus of an automatic vacuum oven for lithium battery production according to the present invention;
FIG. 2 is a sectional view of a case of the baking device of the automatic vacuum oven for lithium battery production according to the present invention;
FIG. 3 is a perspective view of a material placing plate of the baking device of the automatic vacuum oven for lithium battery production according to the present invention.
In the figure: 1. a box body; 11. a circular hole; 12. a bearing; 13. vacuumizing a tube; 14. a nitrogen inlet pipe; 15. a box door; 2. a motor; 3. a round bar; 4. placing a material plate; 5. an electric heating tube; 6. a refrigeration case; 7. passing through the trachea; 8. a vacuum pump; 9. semiconductor refrigeration piece.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Examples
Referring to fig. 1-3, the present invention provides a technical solution provided by the following embodiments:
this embodiment provides a baking equipment of automatic vacuum oven of lithium cell production, includes: a box door 15 is movably installed on one side of a box body 1, a round hole 11 is formed in the upper portion of the box body 1, a motor 2 is fixedly installed on the upper portion of the box body 1, a rotating shaft of the motor 2 penetrates through the round hole 11 and is fixedly connected with a round rod 3, the round rod 3 is rotatably installed inside the box body 1, a plurality of groups of material placing plates 4 are fixedly sleeved on the round rod 3, electric heating pipes 5 are fixedly installed on two sides of the inside of the box body 1, a vacuumizing pipe 13 is fixedly communicated with the upper end of one side of the box body 1, by installing the vacuum-pumping pipe 13, the water vapor generated by baking the lithium battery in the box body 1 is pumped out, the interior of the box body 1 is vacuumized for a long time, so that the gas in the box body is thin and is not beneficial to pumping out the water vapor, therefore, a nitrogen inlet pipe 14 is fixedly communicated with the lower end of one side of the box body 1, nitrogen is filled into the box body 1, the nitrogen can absorb water vapor, and the vacuum pipe 13 continuously pumps the nitrogen with the water vapor.
Wherein, in order to carry out rapid cooling to box 1 inside, one side fixed mounting who sets up box 1 has refrigeration case 6, one side fixed mounting of refrigeration case 6 has multiunit semiconductor refrigeration piece 9, the fixed intercommunication in one side upper portion of box 1 has gas pipe 7, gas pipe 7 is fixed to be communicated and has vacuum pump 8, the one end of gas pipe 7 is passed refrigeration case 6 upper portion and is worn out the one side lower extreme of box 1 that fixed intercommunication is in from refrigeration case 6 lower part and put through
Wherein, for effectual refrigeration, the refrigeration face that sets up multiunit semiconductor refrigeration piece 9 is inside towards refrigeration case 6, and the heating face of multiunit semiconductor refrigeration piece 9 is towards refrigeration case 6 outsidely.
The air pipe 7 is arranged in the refrigeration box 6 and has a curved structure in order to effectively cool the replaced hot air and increase the flowing time in the refrigeration box.
Wherein, in order to carry out comprehensive effectual stoving to the lithium cell surface, set up and put flitch 4 and be fretwork plate body structure.
Wherein, in order to prevent to put flitch 4 rusts and increase the resistant high temperature nature of putting flitch 4, the last fixed surface who sets up to put flitch 4 installs the ventilative net of high temperature resistant stainless steel.
Wherein, in order to prevent to take place skew or rock to round bar 3 when the motion, set up the bottom fixed mounting of box 1 and have bearing 12, the inner circle fixed connection of one end and bearing 12 of round bar 3.
The working principle is as follows: when the baking oven is used, the oven door 15 is opened, lithium batteries to be baked are placed on the stainless steel breathable net of the material placing plate 4 in order, the oven door 15 is closed, the electric heating pipe 5 and the motor 2 are started, the motor 2 drives the round rod 3 to rotate, so that the lithium batteries on the material placing plate 4 are driven to be uniformly heated and baked, the vacuum tube 13 is utilized to enable the interior of the oven body 1 to be in a vacuum state firstly when baking is carried out, then nitrogen enters the interior of the oven body 1 through the nitrogen gas inlet tube 14, the pressure is kept for a period of time, then the vacuum baking is continuously carried out, the gas exchange is carried out at intervals, moisture is vaporized by utilizing a vacuum environment, and then the materials are dried by filling nitrogen gas and extracting moisture; after toasting, start multiunit semiconductor refrigeration piece 9 and vacuum pump 8, semiconductor refrigeration piece 9 carries out rapid cooling to 6 insides of refrigeration case, and the vacuum pump takes out the steam of 1 inside box from the gas passing pipe 7 of 1 one side upper end of box and gets into 6 insides of refrigeration case and cool down and handle, and then the gas after the cooling gets into 1 inside box from the one end of gas passing pipe 7 once more, circulates inside taking a breath the cooling.
The parts not involved in the present invention are the same as or can be implemented by the prior art. Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a baking equipment of automatic vacuum oven of lithium cell production which characterized in that: including box (1), one side movable mounting of box (1) has chamber door (15), round hole (11) have been seted up on the upper portion of box (1), the upper portion fixed mounting of box (1) has motor (2), the pivot of motor (2) is passed round hole (11) fixedly connected with round bar (3), round bar (3) are rotated and are installed the inside of box (1), fixed cover is equipped with many groups and puts flitch (4) on round bar (3), electric heating pipe (5) are all installed admittedly to the inside both sides of box (1), the fixed intercommunication in one side upper end of box (1) has vacuum tube (13), the fixed intercommunication in one side lower extreme of box (1) has nitrogen gas intake pipe (14).
2. The baking device of the automatic vacuum oven for the lithium battery production as claimed in claim 1, wherein: one side fixed mounting of box (1) has refrigeration case (6), one side fixed mounting of refrigeration case (6) has multiunit semiconductor refrigeration piece (9), the fixed intercommunication in one side upper portion of box (1) has trachea (7), the fixed intercommunication in trachea (7) has vacuum pump (8), the one end of crossing trachea (7) is passed refrigeration case (6) upper portion is followed refrigeration case (6) lower part is worn out fixed intercommunication and is in one side lower extreme of box (1).
3. The baking device of the automatic vacuum oven for lithium battery production as claimed in claim 2, wherein: the refrigerating surfaces of the semiconductor refrigerating sheets (9) face the interior of the refrigerating box (6), and the heating surfaces of the semiconductor refrigerating sheets (9) face the exterior of the refrigerating box (6).
4. The baking device of the automatic vacuum oven for lithium battery production as claimed in claim 2, wherein: the air passing pipe (7) is in a bent structure inside the refrigeration box (6).
5. The baking device of the automatic vacuum oven for the lithium battery production as claimed in claim 1, wherein: the material placing plate (4) is of a hollow plate body structure.
6. The baking device of the automatic vacuum oven for the lithium battery production as claimed in claim 1, wherein: the upper surface of the material placing plate (4) is fixedly provided with a high-temperature resistant stainless steel breathable net.
7. The baking device of the automatic vacuum oven for the lithium battery production as claimed in claim 1, wherein: the bottom of the box body (1) is fixedly provided with a bearing (12), and one end of the round rod (3) is fixedly connected with an inner ring of the bearing (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123102134.9U CN216592601U (en) | 2021-12-07 | 2021-12-07 | Baking device of automatic vacuum oven for lithium battery production |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123102134.9U CN216592601U (en) | 2021-12-07 | 2021-12-07 | Baking device of automatic vacuum oven for lithium battery production |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216592601U true CN216592601U (en) | 2022-05-24 |
Family
ID=81610219
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123102134.9U Expired - Fee Related CN216592601U (en) | 2021-12-07 | 2021-12-07 | Baking device of automatic vacuum oven for lithium battery production |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216592601U (en) |
-
2021
- 2021-12-07 CN CN202123102134.9U patent/CN216592601U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220524 |