CN213425040U - Lithium battery vacuum absorption box - Google Patents
Lithium battery vacuum absorption box Download PDFInfo
- Publication number
- CN213425040U CN213425040U CN202022450868.5U CN202022450868U CN213425040U CN 213425040 U CN213425040 U CN 213425040U CN 202022450868 U CN202022450868 U CN 202022450868U CN 213425040 U CN213425040 U CN 213425040U
- Authority
- CN
- China
- Prior art keywords
- vacuum absorption
- absorption box
- vacuum
- box body
- bottom plate
- 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
- 238000010521 absorption reaction Methods 0.000 title claims abstract description 91
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 title claims abstract description 28
- 229910052744 lithium Inorganic materials 0.000 title claims abstract description 28
- 239000000463 material Substances 0.000 claims abstract description 15
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 16
- 229910052757 nitrogen Inorganic materials 0.000 claims description 7
- 238000005086 pumping Methods 0.000 claims description 4
- 238000007789 sealing Methods 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 7
- 230000003028 elevating effect Effects 0.000 abstract description 6
- 239000007788 liquid Substances 0.000 abstract description 5
- 239000003792 electrolyte Substances 0.000 description 10
- 238000002347 injection Methods 0.000 description 4
- 239000007924 injection Substances 0.000 description 4
- 239000000243 solution Substances 0.000 description 4
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 3
- 229910001416 lithium ion Inorganic materials 0.000 description 3
- 229910001873 dinitrogen Inorganic materials 0.000 description 2
- 150000002500 ions Chemical class 0.000 description 2
- 239000013543 active substance Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 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
- 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
-
- 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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- Secondary Cells (AREA)
Abstract
The utility model discloses a lithium cell vacuum absorption case, including vacuum absorption case, vacuum pump group and control box, vacuum absorption case includes vacuum absorption box, bottom plate, elevating gear and work or material rest, be provided with support piece along the both sides side on the vacuum absorption box, the fixed elevating gear that sets up on the bottom plate, elevating gear's the other end and support piece are connected, the work or material rest sets up on the bottom plate, vacuum absorption box top is provided with the evacuation mouth, the vacuum pump group is connected to the control box for the control vacuum pump, the bottom plate next door is provided with a foot switch. The utility model discloses not only the volume is big, and the battery after will annotating the liquid puts the back well in addition, only needs to step on foot switch, can accomplish all settlement work steps automatically, when waiting for the time of evacuation, other processes of workman's operationality, not only efficient, also easy and simple to handle moreover.
Description
Technical Field
The utility model belongs to the technical field of lithium cell production facility technique and specifically relates to a lithium cell vacuum absorption case is related to.
Background
When the lithium ion battery works normally, an electronic passage is formed by a negative end led out by a negative current collector and a positive end led out by a positive current collector and an external circuit, an ion passage is formed by electrolyte and lithium ions in positive and negative active substances, and the electronic passage and the ion passage form a loop together so as to achieve the aim of normal work. With the increasing demand of lithium ion batteries, people have higher and higher performance requirements in all aspects, especially the requirement on the cycle performance of the batteries, the injection amount of the batteries is an important parameter for ensuring the cycle of the batteries, and the cycle decay is too fast due to the too small injection amount, so that the service life of the batteries is too fast. However, the excessive liquid injection amount can cause the battery to expand and damage the overall structure of the battery. In the production of lithium battery electrolyte, the electrolyte is injected by an electrolyte injector in the atmospheric environment, in which case the electrolyte does not contact with the positive and negative electrodes inside the battery sufficiently. In order to ensure that the electrolyte is in full contact with the positive electrode and the negative electrode in the battery, the battery needs to be in a vacuum state after liquid injection so as to fully absorb the electrolyte, thereby ensuring the quality of the lithium battery.
Current vacuum absorption case, in order to guarantee vacuum, the volume is very little, can only put 2 boxes of battery, will reach the vacuum of settlement moreover, and the evacuation time is than longer, and whole evacuation and operation processes such as pressure release all need artifical manually operation, and inefficiency, the production efficiency of the lithium cell of very big influence.
SUMMERY OF THE UTILITY MODEL
The utility model aims at prior art not enough, provide a lithium cell vacuum absorption case, not only the volume is big, will annotate the battery after the liquid and put the back well moreover, only need step on foot switch, can accomplish all settlement work steps automatically, when waiting for the time of evacuation, other processes of workman's operatable, not only efficient, also easy and simple to handle moreover.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a lithium battery vacuum absorption box comprises a vacuum absorption box body, a bottom plate, a lifting device and a material rest, wherein the vacuum absorption box body is a rectangular box body with an opening at the bottom, support pieces are arranged on the vacuum absorption box body along two long side sides, the size of the bottom plate is larger than the opening of the vacuum absorption box body, the lifting device is fixedly arranged on the bottom plate, the other end of the lifting device is connected with the support pieces, the material rest is arranged on the bottom plate, after the vacuum absorption box body is contacted with the bottom plate, the material rest is covered in the vacuum absorption box body, a vacuumizing port is arranged at the top of the vacuum absorption box body, the vacuumizing port at the top of the vacuum absorption box body is connected with a three-way joint, one interface connecting pipeline of the three-way joint is connected with the vacuum pump group, and the other interface connecting pipeline is connected with a nitrogen bottle, the control box is connected with the vacuum pump set and used for controlling the vacuum pump.
Furthermore, the top of the vacuum absorption box body is provided with a pressure relief port, the pressure relief port is provided with a pneumatic valve for opening and closing the pressure relief port, and the pneumatic valve is connected with the control box.
Further, pneumatic valves are arranged on a pipeline connected with the vacuum pump set and a pipeline connected with the nitrogen cylinder at a vacuumizing port at the top of the vacuum absorption box body, and the pneumatic valves are connected with the control box.
Furthermore, the sealing rings are arranged on the periphery of the bottom of the vacuum absorption box body, so that the vacuum absorption box body is well sealed and does not leak air after being contacted with the bottom plate, and the vacuum absorption box can normally work.
Further, the vacuum absorption box is provided with the light curtain inductor all around, and when putting the battery inwards, the light curtain inductor senses there is hand or foreign matter, and when the pedal switch was stepped on in the mistake, the vacuum absorption box can not fall, has protect function, the light curtain inductor is connected with the control box.
Furthermore, a vacuum gauge is arranged at the top of the vacuum absorption box body and used for measuring the vacuum degree of the vacuum absorption box, and the vacuum gauge is connected with the control box.
Further, the lifting device is one of a pneumatic lifting cylinder, a hydraulic lifting cylinder or an electric push rod.
Furthermore, a display screen and an operation button are arranged on the control box and used for setting various parameters.
Furthermore, a foot switch is arranged beside the bottom plate and connected with the control box.
The utility model discloses a lithium cell vacuum absorption case, the vacuum absorption case is when standby state, elevating gear rises the vacuum absorption box highest position, the battery after will annotating the liquid is placed in the battery case, then place on the work or material rest, the control box sets up working parameter, step on foot switch, elevating gear drives the vacuum absorption box whereabouts and with bottom in close contact with, pneumatic valve on the pipeline of being connected with vacuum pump package is opened, vacuum pump package starts, begin the evacuation, set up the pressurize process after treating vacuum of vacuum absorption case to reach the setting value, let electrolyte be full and positive negative pole contact, wait to set time after, pneumatic valve on the pressure release mouth is opened, let the air let inside and outside atmospheric pressure balance of vacuum absorption case, elevating gear rises this moment, can take out the battery on the work or material rest.
In-process to production high capacity lithium cell, foretell vacuum absorption technology can't let electrolyte fully and positive negative pole contact, at this time, need prolong the time of evacuation, however, this can lead to production efficiency to reduce, the utility model discloses a lithium cell vacuum absorption case is equipped with and adds the malleation function with nitrogen gas, can bear the malleation of certain pressure, after putting into the high capacity lithium cell on the work or material rest, the vacuum absorption box descends and contacts with the bottom plate, the program sets for evacuation earlier, after a period, the pneumatic valve of connecting on the nitrogen cylinder pipeline is opened and is injected nitrogen gas into the vacuum absorption incasement, up to reaching the malleation of settlement, and keep a period, the design can accelerate the electrolyte absorption like this, guarantees that production efficiency does not reduce.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model relates to a lithium cell vacuum absorption case, the productivity is improved more than the one time than current device, and when producing high capacity lithium cell, in the same time, efficiency improves more than the third.
2. The utility model relates to a lithium cell vacuum absorption case, whole process except that feed and unload, all the other are automatic going on, have saved manpower resources.
3. The utility model relates to a lithium cell vacuum absorption case is equipped with the light curtain inductor, has stopped the potential safety hazard, and the security is higher.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is a schematic structural view of the vacuum absorption box of the present invention.
In the figure: the device comprises a vacuum absorption box 1, a vacuum pump group 2, a control box 3, a vacuum absorption box body 11, a bottom plate 12, a support 13, a lifting device 14, a vacuumizing port 15, a three-way joint 16, a pneumatic valve 17, a pressure relief port 18, a light curtain sensor 19 and a material rest 20.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
As shown in fig. 1 and 2, a lithium battery vacuum absorption box comprises a vacuum absorption box 1, a vacuum pump set 2 and a control box 3, wherein the vacuum absorption box 1 comprises a vacuum absorption box body 11, a bottom plate 12, a lifting device 14 and a material rest 20, the vacuum absorption box body 11 is a rectangular box body with an opening at the bottom, support members 13 are arranged on two long sides of the vacuum absorption box body 11, the size of the bottom plate 12 is larger than that of the opening of the vacuum absorption box body 11, the lifting device 14 is fixedly arranged on the bottom plate 12, the lifting device 14 is a pneumatic lifting cylinder, the other end of the lifting device 14 is connected with the support members 13, the material rest 20 is arranged on the bottom plate 12, after the vacuum absorption box body 11 is contacted with the bottom plate 12, the material rest 20 is covered in the vacuum absorption box body 11, a vacuum pumping port 15 is arranged at the top of the vacuum absorption box body 11, the vacuum pumping port 15 at the top of the vacuum absorption box body 11, one of them interface connection pipeline of three way connection 16 is connected with vacuum pump package 2, and another interface connection pipeline is connected with the nitrogen cylinder, evacuation mouth 15 at vacuum absorption box 11 top be provided with pneumatic valve 17 on the pipeline be connected with vacuum pump package 2 and with nitrogen cylinder connecting tube, pneumatic valve 17 is connected with control box 3, the top of vacuum absorption box 11 is provided with pressure release mouth 18, be provided with pneumatic valve 17 on the pressure release mouth 18 for the switch of pressure release mouth 18, pneumatic valve 17 is connected with control box 3, bottom plate 12 next door is provided with a foot switch, foot switch is connected with control box 3, vacuum pump package 2 is connected to control box 3 for control vacuum pump package.
The sealing rings are arranged on the periphery of the bottom of the vacuum absorption box body 11, so that the vacuum absorption box body 11 is well sealed and air-tight after being contacted with the bottom plate 12, and the vacuum absorption box 1 can normally work.
The vacuum absorption box 11 is provided with light curtain inductor 19 all around, and when putting the battery inwards, light curtain inductor 19 has sensed hand or foreign matter, and when the pedal switch was stepped on to the mistake, vacuum absorption box 11 can not fall, has protect function, light curtain inductor 19 is connected with control box 3.
The top of the vacuum absorption box body 11 is provided with a vacuum gauge for measuring the vacuum degree of the vacuum absorption box 1, and the vacuum gauge is connected with the control box 3.
The control box 3 is provided with a display screen and an operation button for setting various parameters.
Finally, the above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting, and other modifications or equivalent replacements made by the technical solutions of the present invention by those of ordinary skill in the art should be covered within the scope of the claims of the present invention as long as they do not depart from the spirit and scope of the technical solutions of the present invention.
Claims (9)
1. The utility model provides a lithium cell vacuum absorption case which characterized in that: the vacuum absorption box comprises a vacuum absorption box body (1), a vacuum pump group (2) and a control box (3), wherein the vacuum absorption box body (1) comprises a vacuum absorption box body (11), a bottom plate (12), a lifting device (14) and a material rest (20), the vacuum absorption box body (11) is a rectangular box body with an opening at the bottom, supporting pieces (13) are arranged on the upper edge of the vacuum absorption box body (11) along two long sides, the size of the bottom plate (12) is larger than that of the opening of the vacuum absorption box body (11), the lifting device (14) is fixedly arranged on the bottom plate (12), the other end of the lifting device (14) is connected with the supporting pieces (13), the material rest (20) is arranged on the bottom plate (12), after the vacuum absorption box body (11) is contacted with the bottom plate (12), the material rest (20) is covered in the vacuum absorption box body (11), and a vacuum pumping port (15) is arranged at the top, the vacuum pumping port (15) at the top of the vacuum absorption box body (11) is connected with a three-way joint (16), one of the interface connecting pipelines of the three-way joint (16) is connected with the vacuum pump set (2), the other interface connecting pipeline is connected with a nitrogen cylinder, and the control box (3) is connected with the vacuum pump set (2).
2. The vacuum absorption box for the lithium battery as claimed in claim 1, wherein: the vacuum absorption box is characterized in that a pressure relief port (18) is formed in the top of the vacuum absorption box body (11), a pneumatic valve (17) is arranged on the pressure relief port (18), and the pneumatic valve (17) is connected with the control box (3).
3. The vacuum absorption box for the lithium battery as claimed in claim 1, wherein: and a vacuumizing port (15) at the top of the vacuum absorption box body (11) is provided with a pneumatic valve (17) on a pipeline connected with the vacuum pump set (2) and a pipeline connected with the nitrogen cylinder, and the pneumatic valve (17) is connected with the control box (3).
4. The vacuum absorption box for the lithium battery as claimed in claim 1, wherein: and sealing rings are arranged around the bottom of the vacuum absorption box body (11).
5. The vacuum absorption box for the lithium battery as claimed in claim 1, wherein: light curtain inductors (19) are arranged on the periphery of the vacuum absorption box body (11).
6. The vacuum absorption box for the lithium battery as claimed in claim 1, wherein: the top of the vacuum absorption box body (11) is provided with a vacuum gauge, and the vacuum gauge is connected with the control box (3).
7. The vacuum absorption box for the lithium battery as claimed in claim 1, wherein: the lifting device (14) is one of a pneumatic lifting cylinder, a hydraulic lifting cylinder or an electric push rod.
8. The vacuum absorption box for the lithium battery as claimed in claim 1, wherein: and a display screen and an operation button are arranged on the control box (3).
9. The vacuum absorption box for the lithium battery as claimed in claim 1, wherein: a foot switch is arranged beside the bottom plate (12) and is connected with the control box (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022450868.5U CN213425040U (en) | 2020-10-29 | 2020-10-29 | Lithium battery vacuum absorption box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022450868.5U CN213425040U (en) | 2020-10-29 | 2020-10-29 | Lithium battery vacuum absorption box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213425040U true CN213425040U (en) | 2021-06-11 |
Family
ID=76248546
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022450868.5U Expired - Fee Related CN213425040U (en) | 2020-10-29 | 2020-10-29 | Lithium battery vacuum absorption box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213425040U (en) |
-
2020
- 2020-10-29 CN CN202022450868.5U patent/CN213425040U/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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210611 |