CN219739148U - Soft-package battery core for lithium battery - Google Patents
Soft-package battery core for lithium battery Download PDFInfo
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- CN219739148U CN219739148U CN202320454944.0U CN202320454944U CN219739148U CN 219739148 U CN219739148 U CN 219739148U CN 202320454944 U CN202320454944 U CN 202320454944U CN 219739148 U CN219739148 U CN 219739148U
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- Prior art keywords
- fixing
- fixing plate
- shell
- soft
- plate
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- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 title claims abstract description 20
- 229910052744 lithium Inorganic materials 0.000 title claims abstract description 20
- 230000004224 protection Effects 0.000 claims abstract description 21
- 210000005056 cell body Anatomy 0.000 claims abstract description 16
- 238000004806 packaging method and process Methods 0.000 claims abstract description 4
- 210000004027 cell Anatomy 0.000 claims description 17
- 239000002985 plastic film Substances 0.000 claims description 14
- 229920006255 plastic film Polymers 0.000 claims description 14
- 230000000712 assembly Effects 0.000 claims description 4
- 238000000429 assembly Methods 0.000 claims description 4
- 239000003792 electrolyte Substances 0.000 claims description 3
- 238000000605 extraction Methods 0.000 claims description 3
- 239000011734 sodium Substances 0.000 abstract description 6
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 abstract description 5
- 229910052708 sodium Inorganic materials 0.000 abstract description 5
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- 229910001415 sodium ion Inorganic materials 0.000 description 2
- FKNQFGJONOIPTF-UHFFFAOYSA-N Sodium cation Chemical compound [Na+] FKNQFGJONOIPTF-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000002800 charge carrier Substances 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004146 energy storage Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012946 outsourcing Methods 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000009979 protective mechanism Effects 0.000 description 1
Landscapes
- Battery Mounting, Suspending (AREA)
Abstract
The utility model discloses a soft package battery core for a lithium battery, which relates to the technical field of sodium batteries, and comprises a battery core body comprising a shell; the outer packaging mechanism is arranged outside the battery cell body and comprises a fixing assembly arranged outside the shell and a leading-out assembly arranged on two sides of the fixing assembly, the fixing assembly comprises a first fixing plate and a second fixing plate which are arranged on two sides of the outer part of the shell, and the leading-out assembly comprises two leading-out plates which are respectively arranged on one side of the first fixing plate and one side of the second fixing plate; the protection mechanism is arranged on the battery cell body and comprises a connecting plate arranged on the shell. According to the soft-package battery core for the lithium battery, the fixing range of the fixing assembly is adjusted through the movable connection between the adjusting rod and the first fixing plate and the second fixing plate, the fixing range is adjusted according to the size of the battery core body, the application range of the soft-package battery core is greatly increased, and the lead-out lengths of the two lugs are adjusted according to the lead-out requirement.
Description
Technical Field
The utility model relates to the technical field of sodium batteries, in particular to a soft-package battery core for a lithium battery.
Background
Sodium batteries are a type of battery that uses sodium ions (Na + ) As a rechargeable battery of charge carrier, realize the charge and discharge of the battery through inserting and separating between positive and negative pole of sodium ion, the electric core refers to the single electrochemical electric core comprising positive and negative pole, generally not directly used, compare in square and cylindrical lithium battery, the soft packet electric core has the multiple advantage such as the security is high, light in weight, the flexibility density is big, internal resistance is little, the cycle performance is good, long service life, design flexibility, can extensively be applicable to 3C field, power and energy storage field.
According to the prior art with the Chinese patent number of CN209016200U, the soft-package battery core for the lithium battery has the advantages that compared with the prior art: the first tab and the second tab can be arranged at any position, and the polymer battery cell is convenient to connect with other parts.
The existing soft-package battery core cannot be conveniently fixed to the battery core body due to the fact that the sizes of the battery core bodies are different, and the battery core body is inconvenient to lead out.
Disclosure of Invention
The utility model aims to provide a soft package battery core for a lithium battery, which overcomes the defects of the prior art, and the battery core body is packaged and fixed through an outer package mechanism, and the size of a fixing component is adjusted according to the size of the battery core body.
In order to solve the problems, the technical scheme adopted by the utility model is as follows:
a soft package battery core for a lithium battery comprises
The battery cell body comprises a shell;
the outer packaging mechanism is arranged outside the battery cell body and comprises a fixing assembly arranged outside the shell and lead-out assemblies arranged on two sides of the fixing assembly, the fixing assembly comprises a first fixing plate and a second fixing plate which are arranged on two sides of the outer part of the shell, and the lead-out assemblies comprise two lead-out plates which are respectively arranged on one side of the first fixing plate and one side of the second fixing plate;
the protection mechanism is arranged on the battery cell body and comprises a connecting plate arranged on the shell.
Further, the battery cell body further comprises an upper aluminum-plastic film layer arranged on the shell and a lower aluminum-plastic film layer arranged below the shell, and electrolyte is filled between the upper aluminum-plastic film layer and the lower aluminum-plastic film layer.
Further, the fixing assembly further comprises an adjusting rod arranged between the first fixing plate and the second fixing plate, and two ends of the adjusting rod are movably connected with one end of the first fixing plate and one end of the second fixing plate respectively.
Further, the fixing assembly further comprises two screw holes arranged on two sides of the first fixing plate and the second fixing plate and a fixing groove arranged on one side of the adjusting rod, a plurality of bolts are arranged in the screw holes, and one end of each bolt penetrates through the screw hole to be connected with the fixing groove.
Further, draw forth the subassembly still including locating two diaphragms of two draw forth board one sides respectively and installing respectively in two straight boards of two diaphragm one sides, two equal swing joint has the expansion plate in the straight board, two first utmost point ear and second utmost point ear are installed respectively to expansion plate one end.
Further, the protection mechanism further comprises a protection spring arranged on the connecting plate and a protection plate arranged at the other end of the protection spring.
Compared with the prior art, the utility model has the following beneficial effects:
according to the utility model, the fixing range of the fixing assembly is adjusted through the movable connection between the adjusting rod and the first fixing plate and the second fixing plate, the application range of the soft-package battery cell is greatly increased according to the size of the battery cell body, and the lead-out length of the two lugs is adjusted according to the lead-out requirement, so that the soft-package battery cell is convenient to be applied, and the use difficulty of the battery cell is reduced.
According to the utility model, the soft package battery core is protected through the protection mechanism, so that the upper part of the battery core can be protected when the soft package battery core is installed, the protection capability of the soft package battery core is improved, and the service life of the battery core is prolonged.
The utility model has the characteristics of wide application range, convenient adjustment and strong protection capability.
Drawings
Fig. 1 is a schematic view of the external overall structure of a soft battery cell for a lithium battery;
FIG. 2 is a schematic view of an external second view angle structure of a soft pack cell for a lithium battery;
fig. 3 is a schematic front view of a soft battery cell for a lithium battery;
fig. 4 is a schematic view of a partially enlarged structure of a soft battery cell a shown in fig. 1 for a lithium battery.
In the figure: 100. a cell body; 101. a housing; 102. coating an aluminum plastic film layer; 103. a lower aluminum plastic film layer; 200. an outsourcing mechanism; 201. a first fixing plate; 202. a second fixing plate; 203. a lead-out plate; 204. an adjusting rod; 205. a bolt; 206. a cross plate; 207. a straight plate; 208. a telescoping plate; 209. a first tab; 210. a second lug; 300. a protective mechanism; 301. a connecting plate; 302. a protective spring; 303. and (5) protecting the plate.
Detailed Description
The utility model is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the utility model easy to understand.
Referring to fig. 1-4, the present utility model is a soft package battery core for a lithium battery, comprising a battery core body 100, including a housing 101;
the outer packaging mechanism 200 is arranged outside the battery cell body 100 and comprises a fixing component arranged outside the shell 101 and a leading-out component arranged at two sides of the fixing component, wherein the fixing component comprises a first fixing plate 201 and a second fixing plate 202 which are arranged at two sides of the outer part of the shell 101, and the leading-out component comprises two leading-out plates 203 which are respectively arranged at one side of the first fixing plate 201 and one side of the second fixing plate 202;
the protection mechanism 300 is disposed on the battery cell body 100, and includes a connection plate 301 disposed on the housing 101.
When installing this soft packet of electric core in the sodium battery, through adjusting the swing joint between pole 204 and first fixed plate 201 and the second fixed plate 202, adjust fixed subassembly's fixed range, adjust according to the size of electric core body 100, very big increase soft packet of electric core's application scope, through the length of drawing forth of two tabs of adjusting according to drawing forth needs, convenient soft packet of electric core's application, reduced the use degree of difficulty of electric core, protect soft packet of electric core through protection machanism 300, can protect electric core top when soft packet of electric core installs, increase soft packet of electric core's protective capability, the life of extension electric core.
In order to facilitate the extraction of the positive and negative electrodes of the sodium battery, the battery core body 100 further comprises an upper aluminum-plastic film layer 102 arranged on the housing 101 and a lower aluminum-plastic film layer 103 arranged below the housing 101, and electrolyte is filled between the upper aluminum-plastic film layer 102 and the lower aluminum-plastic film layer 103.
In order to fix the battery cell body 100 and adjust the fixing assembly according to the size of the battery cell body 100, the fixing assembly further comprises an adjusting rod 204 disposed between the first fixing plate 201 and the second fixing plate 202, and two ends of the two adjusting rods 204 are movably connected with one ends of the first fixing plate 201 and one end of the second fixing plate 202 respectively.
In order to fix the adjusting rod 204, the fixing assembly further comprises two screw holes arranged on two sides of the first fixing plate 201 and the second fixing plate 202 and a fixing groove arranged on one side of the adjusting rod 204, bolts 205 are arranged in the screw holes, and one end of each bolt 205 penetrates through the screw hole to be connected with the fixing groove.
In order to lead out the battery cell, the lead-out assembly further comprises two transverse plates 206 respectively arranged on one sides of the two lead-out plates 203 and two straight plates 207 respectively arranged on one sides of the two transverse plates 206, telescopic plates 208 are movably connected in the two straight plates 207, and one ends of the two telescopic plates 208 are respectively provided with a first lug 209 and a second lug 210.
In order to protect the installation of the soft package battery cell and increase the protection capability of the battery cell, the protection mechanism 300 further comprises a protection spring 302 installed on the connection plate 301 and a protection plate 303 arranged at the other end of the protection spring 302.
The foregoing has shown and described the basic principles and main features of the present utility model and the advantages of the present utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (6)
1. A soft packet of electric core for lithium cell, characterized by: comprising
A cell body (100) comprising a housing (101);
the outer packaging mechanism (200) is arranged outside the battery cell body (100) and comprises a fixing assembly arranged outside the shell (101) and lead-out assemblies arranged on two sides of the fixing assembly, the fixing assembly comprises a first fixing plate (201) and a second fixing plate (202) which are arranged on two sides of the outer part of the shell (101), and the lead-out assemblies comprise two lead-out plates (203) which are respectively arranged on one side of the first fixing plate (201) and one side of the second fixing plate (202);
the protection mechanism (300) is arranged on the battery cell body (100) and comprises a connecting plate (301) arranged on the shell (101).
2. The soft pack cell for a lithium battery of claim 1, wherein: the battery cell body (100) further comprises an upper aluminum-plastic film layer (102) arranged on the shell (101) and a lower aluminum-plastic film layer (103) arranged below the shell (101), and electrolyte is filled between the upper aluminum-plastic film layer (102) and the lower aluminum-plastic film layer (103).
3. The soft pack cell for a lithium battery of claim 1, wherein: the fixing assembly further comprises an adjusting rod (204) arranged between the first fixing plate (201) and the second fixing plate (202), and two ends of the adjusting rod (204) are movably connected with one end of the first fixing plate (201) and one end of the second fixing plate (202) respectively.
4. A soft pack cell for a lithium battery according to claim 3, wherein: the fixing assembly further comprises two screw holes arranged on two sides of the first fixing plate (201) and the second fixing plate (202) and a fixing groove arranged on one side of the adjusting rod (204), a plurality of bolts (205) are arranged in the screw holes, and one end of each bolt (205) penetrates through the screw hole to be connected with the fixing groove.
5. The soft pack cell for a lithium battery of claim 4, wherein: the extraction assembly further comprises two transverse plates (206) arranged on one sides of the two extraction plates (203) respectively and two straight plates (207) arranged on one sides of the two transverse plates (206) respectively, expansion plates (208) are movably connected in the two straight plates (207), and a first lug (209) and a second lug (210) are arranged at one end of each expansion plate (208) respectively.
6. The soft pack cell for a lithium battery of claim 1, wherein: the protection mechanism (300) further comprises a protection spring (302) arranged on the connecting plate (301) and a protection plate (303) arranged at the other end of the protection spring (302).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320454944.0U CN219739148U (en) | 2023-03-12 | 2023-03-12 | Soft-package battery core for lithium battery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320454944.0U CN219739148U (en) | 2023-03-12 | 2023-03-12 | Soft-package battery core for lithium battery |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219739148U true CN219739148U (en) | 2023-09-22 |
Family
ID=88056601
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320454944.0U Active CN219739148U (en) | 2023-03-12 | 2023-03-12 | Soft-package battery core for lithium battery |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219739148U (en) |
-
2023
- 2023-03-12 CN CN202320454944.0U patent/CN219739148U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |