CN116565428A - Anti-collision ternary lithium battery shell with imitated honeycomb structure - Google Patents
Anti-collision ternary lithium battery shell with imitated honeycomb structure Download PDFInfo
- Publication number
- CN116565428A CN116565428A CN202310833751.0A CN202310833751A CN116565428A CN 116565428 A CN116565428 A CN 116565428A CN 202310833751 A CN202310833751 A CN 202310833751A CN 116565428 A CN116565428 A CN 116565428A
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- lithium battery
- bracket
- ternary lithium
- fixedly connected
- shell body
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- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 title claims abstract description 75
- 229910052744 lithium Inorganic materials 0.000 title claims abstract description 75
- 239000010410 layer Substances 0.000 claims description 14
- 229910000838 Al alloy Inorganic materials 0.000 claims description 8
- 230000005389 magnetism Effects 0.000 claims description 8
- 239000000956 alloy Substances 0.000 claims description 6
- 239000011229 interlayer Substances 0.000 claims description 5
- 230000008878 coupling Effects 0.000 claims description 4
- 238000010168 coupling process Methods 0.000 claims description 4
- 238000005859 coupling reaction Methods 0.000 claims description 4
- 238000009434 installation Methods 0.000 abstract description 8
- 238000011900 installation process Methods 0.000 abstract description 6
- 230000009471 action Effects 0.000 description 7
- 238000006073 displacement reaction Methods 0.000 description 7
- 238000000034 method Methods 0.000 description 6
- 230000000694 effects Effects 0.000 description 5
- 230000008569 process Effects 0.000 description 5
- 230000007547 defect Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000001413 cellular effect Effects 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 230000006378 damage Effects 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 230000017525 heat dissipation Effects 0.000 description 2
- 230000008439 repair process Effects 0.000 description 2
- 208000011092 Hand injury Diseases 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 239000003792 electrolyte Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
- H01M50/244—Secondary casings; Racks; Suspension devices; Carrying devices; Holders characterised by their mounting method
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/60—Heating or cooling; Temperature control
- H01M10/61—Types of temperature control
- H01M10/613—Cooling or keeping cold
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/60—Heating or cooling; Temperature control
- H01M10/62—Heating or cooling; Temperature control specially adapted for specific applications
- H01M10/625—Vehicles
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/60—Heating or cooling; Temperature control
- H01M10/65—Means for temperature control structurally associated with the cells
- H01M10/653—Means for temperature control structurally associated with the cells characterised by electrically insulating or thermally conductive materials
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
- H01M50/218—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders characterised by the material
- H01M50/22—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders characterised by the material of the casings or racks
- H01M50/222—Inorganic material
- H01M50/224—Metals
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
- H01M50/233—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders characterised by physical properties of casings or racks, e.g. dimensions
- H01M50/24—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders characterised by physical properties of casings or racks, e.g. dimensions adapted for protecting batteries from their environment, e.g. from corrosion
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
- H01M50/249—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders specially adapted for aircraft or vehicles, e.g. cars or trains
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
- H01M50/256—Carrying devices, e.g. belts
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
- H01M50/262—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders with fastening means, e.g. locks
- H01M50/264—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders with fastening means, e.g. locks for cells or batteries, e.g. straps, tie rods or peripheral frames
-
- 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
Abstract
The invention discloses an anti-collision ternary lithium battery shell with an imitated honeycomb structure, which relates to the technical field of battery shells, and comprises an outer shell body and a shell cover, wherein the shell cover is arranged above the outer shell body, the outer shell body is of an inner-outer double-layer integrated structure, fixing pieces are fixedly connected to the outer walls of the two sides of the outer shell body and the shell cover, a slotted plate is uniformly and fixedly connected to the inner wall of the outer shell body, positioning holes are formed in the upper end face of the slotted plate, sliding blocks are arranged in the slotted plate, and the sliding blocks can be lifted upwards and removed freely when a ternary lithium battery is installed through the matched use of a bracket and the outer shell body, so that an independent installation space higher than the upper end face of the outer shell body is formed, the operation freedom degree of the ternary lithium battery installation process is ensured, and the independent installation space is formed by the bracket, so that when a person installs the ternary lithium battery, the hand of the person can be prevented from being scratched by the outer shell of the outer shell body when the ternary lithium battery is lowered, and the safety of the ternary lithium battery installation process of the person is ensured.
Description
Technical Field
The invention relates to the technical field of battery shells, in particular to an anti-collision ternary lithium battery shell with a honeycomb-like structure.
Background
Lithium battery: the lithium battery mainly comprises seven parts of an anode, a cathode, a diaphragm, electrolyte, a battery cover and a battery shell, wherein the battery shell is used as the most important part in the lithium battery, and the quality of the battery is an important guarantee for the quality of the battery and the use safety of the battery;
at present, in patent publication number CN211480157U, an electric vehicle lithium battery shell is disclosed, the lithium battery shell ejects the lithium battery body out of the lithium battery shell body through the expansion force of a first spring, so that the lithium battery body is convenient to take, the device is provided with a first rectangular groove and a filter screen, the heat dissipation of the interior of the lithium battery shell body is convenient to carry out through the first rectangular groove, the internal temperature of the lithium battery shell body is prevented from being too high, the damage of the lithium battery body is caused, dust in air is prevented from entering the interior of the lithium battery shell body through the filter screen, and the service life of the lithium battery body is reduced;
although the lithium battery case has the effects of convenient taking and heat dissipation and dust resistance, the following defects still exist after specific use and comparison with the prior art:
(1) firstly, the battery case has more parts used for realizing the technical effect, which leads to more complicated working procedures in the manufacturing process, and meanwhile, too many parts are easy to damage in the use process, both of which lead to lower overall practicability and durability of the battery case, and meanwhile, the overall impact strength is poor, which is not beneficial to the safe operation of the lithium battery;
(2) in addition, when the existing battery shell is placed into the battery, the corner of the upper end face of the existing battery shell is sharp, and meanwhile, a plurality of side-by-side lithium batteries are uniformly distributed in one battery shell, so that the space for personnel to move in the battery shell is small, when the battery is installed or overhauled by personnel, the maintenance of a single battery is inconvenient, and meanwhile, the hand injury of the personnel is easy to occur in the process of placing or taking out the lithium batteries;
therefore, the invention provides an anti-collision ternary lithium battery shell with a honeycomb-like structure, which overcomes and improves the defects of the prior art.
Disclosure of Invention
Aiming at the defects existing in the prior art, the invention provides an anti-collision ternary lithium battery shell with a honeycomb-like structure, which can effectively solve the technical problems.
In order to achieve the above purpose, the invention is realized by the following technical scheme:
the invention discloses an anti-collision ternary lithium battery shell with a simulated honeycomb structure, which comprises an outer shell body and a shell cover, wherein the shell cover is arranged above the outer shell body, the outer shell body is of an inner-outer double-layer integrated structure, fixing pieces are fixedly connected to the outer walls of the two sides of the outer shell body and the shell cover, fastening pieces are fixedly connected to the outer walls of the two sides of the shell cover, and a functional combination member for ensuring the safety of the ternary lithium battery and a bottom supporting locking member for ensuring the operation stability of the ternary lithium battery are arranged inside the outer shell body;
the function coupling member includes: the pressure-resistant plate, the slotted plate, the bracket, the grid plate, the matching part, the sliding block, the positioning rod, the connecting strip, the T-shaped frame, the perforated rib plate and the reset spring are arranged between the inner layer and the outer layer of the outer shell, the pressure-resistant plate is fixedly connected on four sides of the interval, the slotted plate is uniformly and fixedly connected on the inner wall of the outer shell, the positioning holes are formed on the upper end surface of the slotted plate, the sliding block is arranged in the slotted plate, the bracket is arranged on one side of the sliding block away from the slotted plate in parallel, the utility model discloses a vertical groove has been evenly seted up to the opposite face of bracket, be provided with the grid tray in the bracket, the cooperation portion swing joint of both sides is in the inner wall of vertical groove around the grid tray passes through, the equal symmetrical swing joint of the outer wall that the bracket is close to slotted plate one side has the locating lever, the equal swing joint of lower extreme outer wall of locating lever has the connecting strip, the one end swing joint that the locating lever was kept away from to the connecting strip has T shape frame, the top outer wall of T shape frame is overlapped respectively and is equipped with trompil gusset and reset spring.
Preferably, the fixing pieces are symmetrically distributed on two sides of the outer shell and the shell cover, the upper fixing pieces and the lower fixing pieces correspond to each other, and the fixing pieces and the fastening pieces are in threaded connection.
Preferably, the pressure-resistant plate is entirely a honeycomb plane, and the pressure-resistant plate is made of an aluminum alloy material.
Preferably, the sliding blocks are all connected to the inner wall of the grooved plate in a sliding way, and the end face of one side of the sliding blocks, which is far away from the grooved plate, is fixedly connected to the outer wall of the bracket.
Preferably, the whole bracket is of a concave frame structure, the inside of the bracket is used for installing a ternary lithium battery, and the front side and the rear side of the bracket are provided with an interlayer for accommodating the wire body.
Preferably, the perforated rib plate is fixedly connected to the outer wall of the bracket, and the upper end and the lower end of the return spring are respectively and fixedly connected to the outer wall of the T-shaped frame and the upper end face of the perforated rib plate.
Preferably, the bracket locking member includes: the lower extreme outer wall fixedly connected with montant, horizon bar, dead axle, latch segment, trompil bottom plate of T shape frame, the bottom surface of shell is run through to the lower extreme of montant, the left and right sides of montant lower extreme end all is provided with the horizon bar, the equal fixedly connected with latch segment of one end that the montant was kept away from to the horizon bar, the bottom surface fixedly connected with dead axle of bracket above the latch segment, the dead axle is cylindrical boss, the dead axle is provided with two, the dead axle below corresponds the bottom surface of shell has been seted up the perforation, and the equal sliding connection in the groove of perforation left and right sides bottom surface has the latch segment, the up end of latch segment is the inclined plane, and the opposite face on inclined plane is the horizontal plane, one side outer wall fixedly connected with spring axle that the latch segment kept away from each other, the spring axle comprises the body of rod and the spring of cover that is established in the body of rod outside, the outer wall at the body of rod of one end fixedly connected with trompil bottom plate of spring, trompil bottom plate fixedly connected with bottom surface at the shell.
Preferably, the lower end of the vertical rod and the end of the horizontal rod, which is close to one side of the vertical rod, are both provided with magnetism, the upper end of the vertical rod is of a buckle type telescopic rod structure, the magnetism of the vertical rod and the magnetism of the horizontal rod are the same, and the distance between the horizontal rod ends is not in the range of homopolar magnetic repulsive force between the horizontal rod ends.
The invention has the beneficial effects that:
1. the user can install the ternary lithium battery on the horizontal plane higher than the outer shell, compared with the mode that the traditional battery shell is directly put into the battery, the outer shell can be lifted out freely through the cooperation of the bracket and the outer shell when the ternary lithium battery is installed, an independent installation space higher than the upper end face of the outer shell is formed, the operation freedom degree of the ternary lithium battery installation process is guaranteed, the bracket is utilized to form the independent installation space, when the ternary lithium battery is installed by personnel, the hand of the personnel can be prevented from being scratched by the outer shell of the outer shell when the ternary lithium battery is put down, and the safety of the ternary lithium battery installation process of the personnel is guaranteed;
2. the horizontal displacement of the bracket is fully limited by utilizing the matching action of a group of slotted plates and the sliding blocks, and the vertical displacement of the bracket is limited under the limitation of the bottom shaft and the locking block, and the bottom shaft is two front-back symmetrical parts, namely, the bracket is secondarily reinforced and fixed through front-back double fixing points, so that the integral stability of the bracket and the ternary lithium battery installed in the bracket is ensured, and the influence of shaking on the normal power supply effect of the ternary lithium battery during use is avoided;
3. the bottom shaft and the locking piece can be used for quickly realizing the installation and fixation, and meanwhile, the bracket can be taken out only through the cooperation of the vertical rod and the horizontal rod when the ternary lithium battery is taken out, so that the limitation of double displacement in the vertical and horizontal directions is utilized on the basis of not affecting the fixation effect of the bracket, and the fixation step of the ternary lithium battery after installation is simplified to the greatest extent;
4. the shell is of an integral structure of an inner layer and an outer layer, the inner layer and the outer layer are preferably made of aluminum alloy materials, the aluminum alloy materials have good corrosion resistance, heat conductivity, weldability and processing formability, so that the shell can be guaranteed to have excellent service performance, gaps are reserved between the inner layer and the outer layer of the shell, the pressure-resistant plates which are cellular planes are fixedly connected to the four sides of the gaps, the pressure-resistant plates which are made of aluminum alloy materials and are cellular are utilized, and when the shell is impacted, external forces from all sides can be borne in a dispersed mode, so that the impact resistance of the shell is improved.
Drawings
FIG. 1 is a front perspective view of the present invention;
FIG. 2 is a partially enlarged perspective view of the structure of FIG. 1A according to the present invention;
FIG. 3 is a top plan view of the outer housing of the present invention;
FIG. 4 is a partial cross-sectional perspective view of the side of the outer housing of the present invention;
FIG. 5 is a perspective view showing the exploded state of the slotted plate, bracket and grid plate according to the present invention;
FIG. 6 is a bottom perspective view of the present invention;
FIG. 7 is a partially enlarged perspective view of the structure of FIG. 1B according to the present invention;
FIG. 8 is a partial top perspective view of the lower end of the vertical rod of the present invention;
FIG. 9 is a partial front perspective view of the lock block of the present invention;
fig. 10 is a schematic view of a partial bottom perspective view of a lock block according to the present invention.
Reference numerals in the drawings represent respectively:
1. an outer housing; 11. a cover; 12. a fixing member; 13. a fastener;
21. a pressure resistant plate; 22. a slotted plate; 23. a bracket; 24. a grid plate; 25. a mating portion; 26. a slide block; 27. a positioning rod; 28. a connecting strip; 29. a T-shaped frame; 210. perforated rib plates; 211. a return spring;
31. a vertical rod; 32. a horizontal bar; 33. a bottom shaft; 34. a locking piece; 35. a spring shaft; 36. and (5) punching the bottom plate.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention more clear, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. It will be apparent that the described embodiments are some, but not all, embodiments of the invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
The invention is further described below with reference to examples.
Embodiments of the invention
As shown in fig. 1 and 2, an anti-collision ternary lithium battery shell with a honeycomb structure comprises a shell body 1 and a shell cover 11, wherein the shell cover 11 is arranged above the shell body 1, fixing pieces 12 are fixedly connected to the outer walls of the two sides of the shell body 1 and the shell cover 11, fastening pieces 13 are fixedly connected to the outer walls of the two sides of the shell cover 11, the fixing pieces 12 are symmetrically distributed on the two sides of the shell body 1 and the shell cover 11 left and right, the upper fixing pieces 12 and the lower fixing pieces 12 correspond to each other, the fixing pieces 12 and the fastening pieces 13 are in threaded connection, the fixing pieces 12 on the two sides of the shell cover 11 are firstly moved downwards to be butted to the fixing pieces 12 on the two sides of the shell body 1, and then the fixing pieces 12 are in threaded connection with the fastening pieces 13, so that the shell cover 11 is fixedly installed on the upper end face of the shell body 1;
referring to fig. 1 to 3, the outer casing 1 has an integral structure of inner and outer double layers, wherein the inner and outer double layers of the outer casing 1 are preferably 3003 aluminum alloy, and the Mn content in the specific aluminum alloy is 1% -1.5%, which has good corrosion resistance, thermal conductivity, weldability and formability;
referring to fig. 1, a functional coupling member is provided at the inside of an outer case 1, the functional coupling member including a pressure resistant plate 21;
referring to fig. 4, a space is reserved between the inner layer and the outer layer of the outer shell 1, and four sides of the space are fixedly connected with pressure-resistant plates 21, the whole pressure-resistant plates 21 are in honeycomb planes, and the pressure-resistant plates 21 are made of aluminum alloy materials, when the outer shell 1 is impacted, the honeycomb pressure-resistant plates 21 can disperse and bear external forces from all sides, so that the impact resistance of the outer shell 1 is improved;
referring to fig. 4, the inner wall of the outer casing 1 is uniformly and fixedly connected with slotted plates 22, four slotted plates 22 which are symmetrical in front-back form a group, and five groups are uniformly distributed on the inner wall of the outer casing 1, but not limited to five groups, and each group of slotted plates 22 can be internally provided with a bracket 23, and only one bracket 23 is shown in the drawing for illustration, but not limited to one bracket 23;
referring to fig. 4 and 5, the inside of the slotted plate 22 is provided with a sliding block 26, the sliding block 26 is slidably connected to the inner wall of the slotted plate 22, one side end surface of the sliding block 26, which is far away from the slotted plate 22, is fixedly connected to the outer wall of the bracket 23, one side of the sliding block 26, which is far away from the slotted plate 22, is provided with the bracket 23 in parallel, the bracket 23 is of a concave frame structure as a whole, the inside of the bracket 23 is used for installing a ternary lithium battery, the front side and the rear side of the bracket 23 are provided with an interlayer for accommodating a wire body, the interlayer can be used for installing and arranging the ternary lithium battery, and through the interlayer which is far away from the ternary lithium battery, the ternary lithium battery connecting wire can be prevented from being piled on the ternary lithium battery surface, meanwhile, the connecting wire is prevented from being damaged by high temperature when the ternary lithium battery is used, and the stability when the ternary lithium battery is used is ensured;
referring to fig. 1 and 5, vertical grooves are uniformly formed on opposite sides of the bracket 23, a grid plate 24 is arranged in the bracket 23, the grid plate 24 is movably connected to the inner wall of the vertical groove through matching parts 25 on the front side and the rear side, the vertical groove is preferably a groove body with a T-shaped cross section, and the matching parts 25 are in clearance fit with the grid plate 24, so that the vertical groove can be freely disassembled and assembled when being installed and used, and is preferably a groove body with a T-shaped cross section so as to limit the left-right displacement of the grid plate 24 and ensure the stability of the grid plate 24 after being matched and installed, but the vertical displacement of the grid plate 24 is not limited, namely, after the shell cover 11 is taken away, a user can lift the grid plate 24 to clean or otherwise treat the grid plate 24 so as to ensure the heat absorption effect of the grid plate 24;
referring to fig. 1 and 7, the outer wall of the bracket 23, which is close to one side of the slotted plate 22, is symmetrically and movably connected with a positioning rod 27, the upper end surface of the slotted plate 22 is provided with positioning holes, the outer wall of the lower end of the positioning rod 27 is movably connected with a connecting bar 28, one end of the connecting bar 28, which is far away from the positioning rod 27, is movably connected with a T-shaped frame 29, preferably, two ends of the connecting bar 28 are respectively hinged to the outer wall of the lower end of the positioning rod 27 and the lower end of the T-shaped frame 29, the upper outer wall of the T-shaped frame 29 is respectively sleeved with an opening rib plate 210 and a return spring 211, the opening rib plate 210 is fixedly connected to the outer wall of the bracket 23, the upper end and the lower end of the return spring 211 are respectively and fixedly connected to the outer wall of the T-shaped frame 29 and the upper end of the opening rib plate 210, the connecting manner of the positioning rod 27 is preferably in a rotating connection, and the positioning rod 27 is positioned close to the upper end surface of the bracket 23, so that when in use, a user can conveniently press the T-shaped frame 29, and the connecting bar 28 drives the positioning rod 27 to rotate away from each other, and finally, the lower end of the positioning rod 27 is matched with the positioning rod 23 in the positioning hole of the upper end of the slotted plate 22 to support the positioning rod 23, so that lithium cell 23 can be conveniently installed inside the bracket 23;
referring to fig. 1, a bracket locking member is further provided inside the outer case 1, and includes a vertical rod 31;
referring to fig. 8 to 10, the outer wall of the lower end of the T-shaped frame 29 is fixedly connected with a vertical rod 31, the lower end of the vertical rod 31 penetrates through the bottom surface of the outer shell 1, horizontal rods 32 are respectively arranged on the left side and the right side of the lower end of the vertical rod 31, the lower end of the vertical rod 31 and the end of the horizontal rod 32, which are close to one side of the vertical rod 31, are both magnetic, namely, the upper end part of the vertical rod 31 can realize a telescopic function only under the condition of manual unlocking, the magnetic properties of the upper end part of the vertical rod 31 and the magnetic properties of the ends of the horizontal rod 32 are the same, the distance between the two ends of the horizontal rod 32 is not in the range of homopolar magnetic repulsion between the two ends of the horizontal rod 32, one end of the horizontal rod 32, which is far away from the vertical rod 31, is fixedly connected with a locking block 34, the bottom shaft 33 is fixedly connected with the bottom shaft 33 above the locking block 34, the bottom shaft 33 is a cylindrical boss, the boss table surface is larger than the outer diameter of the upper end of the bottom shaft 33, the bottom shaft 33 is provided with two bottom shafts 33, the bottom shaft 33 is correspondingly provided with a through hole, the bottom surface of the outer shell 1 is correspondingly provided with a through hole, the bottom surface of the outer shell 1 is provided with a sliding groove 34, the bottom surface is connected with a through hole 35, the bottom surface is fixedly connected with the bottom surface of the bottom plate 35, and the bottom plate 35 is fixedly connected with the bottom plate 35, and the bottom plate is fixedly connected with the bottom plate 35.
The complete working principle of the above embodiment is as follows:
initial state:
and (3) a step of: in the state of fig. 1, the cover 11 is schematically detached from the outer casing 1, that is, before a user installs the ternary lithium battery in the outer casing 1, the cover 11 needs to be detached from the outer casing 1, and at the same time, the upper end surface of the bracket 23 in the initial state is flush with the upper end surface of the outer casing 1;
and II: as shown in fig. 8 and 10, the lower end of the vertical rod 31 is located between the ends of the two horizontal rods 32 in this state, that is, under the action of the homopolar magnetic repulsive force of the vertical rod 31 and the horizontal rods 32, the locking piece 34 presses the spring shaft 35 and is always opposite to and far away from the spring shaft 35, and the spring outside the rod body in the spring shaft 35 is in a compressed state in this state;
the using process comprises the following steps:
firstly, before the ternary lithium battery is put into the ternary lithium battery, a user needs to move the bracket 23 upwards to a state shown in fig. 1, then the user can press the upper end of the T-shaped frame 29 downwards to enable the T-shaped frame 29 to displace downwards along the aperture of the return spring 211 and compress the return spring 211 after being stressed, as the T-shaped frame 29 moves downwards, as both sides of the lower end of the T-shaped frame are hinged with the connecting bars 28, the other ends of the connecting bars 28 are hinged with the positioning bars 27, the positioning bars 27 are pushed to rotate towards both sides through the connecting bars 28, and when the positioning bars 27 rotate, the lower ends of the positioning bars 27 can be aligned to the positioning holes on the upper end surfaces of the slotted plates 22, the pressing of the T-shaped frame 29 is stopped, and when the lower ends of the positioning bars 27 are butted into the positioning holes, the downward gravity of the bracket 23 can be combined, and the bracket 23 is kept in a supporting state by the whole by the positioning bars 27, and in this state, the user can lift the grid plates 24, so that the matching parts 25 can be moved upwards along the vertical grooves to be taken out, then the user can put into the ternary lithium battery 23 into the ternary lithium battery, and the grid plates 24 are reset after the grid plates 24 are arranged;
in sum, the bracket 23 is temporarily supported by the positioning rod 27, at this time, a user can install the ternary lithium battery on a horizontal plane higher than the outer shell 1, compared with the traditional battery shell battery placing mode, the outer shell 1 can be freely lifted out of an independent installation space when the ternary lithium battery is installed through the cooperation of the bracket 23 and the outer shell 1, the degree of freedom of the ternary lithium battery installation process is ensured, meanwhile, the bracket 23 is utilized to form the independent installation space, and the hand of the user can be prevented from being scratched by the outer shell of the outer shell 1 when the ternary lithium battery is placed, so that the safety of the ternary lithium battery installation process is improved;
after the ternary lithium battery in the bracket 23 is installed, the user lifts the bracket 23, and then drives the positioning rod 27 and the connecting bar 28 and the T-shaped frame 29 to reset to the initial state under the action of the rebound force of the reset spring 211 along with the lifting of the bracket 23, as shown in fig. 8, the user lowers the bracket 23 into the outer shell 1, and the positioning rod 27, the connecting bar 28 and the T-shaped frame 29 synchronously move along with the bracket 23 in the process of lowering, and the positioning rod 27 rotates when contacting with the upper end surface of the slotted plate 22, and drives the T-shaped frame 29 to move upwards along with the rotation of the positioning rod 27 to compress the reset spring 211 again through the connecting bar 28;
in the process of placing the bracket 23 into the outer shell 1, the upward movement of the T-shaped frame 29 drives the vertical rod 31 to move upwards synchronously, the lower end of the vertical rod 31 and the end of the horizontal rod 32, which is close to one side of the vertical rod 31, are both magnetic, the magnetism of the end of the vertical rod 31 and the magnetism of the end of the horizontal rod 32 are the same, the distance between the ends of the two horizontal rods 32 is not in the range of homopolar magnetic repulsive force between the ends of the two horizontal rods 32, namely homopolar magnetic repulsive force can not occur under the condition that the two horizontal rods 32 move upwards after the vertical rod 31, and as one end of the horizontal rod 32, which is far away from the vertical rod 31, is fixedly connected with the locking block 34, and one surface, which is far away from each other, of the locking block 34 is fixedly connected with the spring shaft 35, so that under the rebound force of the spring outside the rod body in the spring shaft 35, the locking block 34 is driven to move towards the through hole, which is close to the position below the bottom shaft 33;
the bottom shaft 33 is simultaneously driven to move downwards into the through hole along with the lowering of the bracket 23, as shown in fig. 10, the bottom surface of the bottom shaft 33 is firstly abutted against the inclined surface at the upper end of the locking piece 34 along with the downward movement of the bottom shaft 33, and under the guiding action of the inclined surface, the locking piece 34 is driven to drive the spring shaft 35 to horizontally slide along the grooves at the bottom surfaces at the left side and the right side of the through hole, meanwhile, the spring stress at the outer part of the rod body in the spring shaft 35 is compressed, the inclined surface of the locking piece 34 is not contacted with the bottom shaft 33 any more along with the continuous downward movement of the bottom shaft 33, at the moment, under the action of the rebound force of the spring at the outer part of the rod body in the spring shaft 35, the horizontal surface of the locking piece 34 is contacted with and attached to the boss table surface of the bottom shaft 33, at the moment, the bottom surface of the bracket 23 is attached to the bottom surface at the inner part of the outer shell 1, and the upper end surface of the bracket 23 is horizontal with the upper end surface of the outer shell 1, and after the bracket 23 is lowered into the outer shell 1, as the bracket 23 is slidingly connected into the inner part of the shell 1 through the sliding block 26, the inner part of the slotted plate 22, the two-side of the bracket 23 is compressed, so that the matched action of the slotted plate 22 and the sliding plate 26 is utilized, the sliding and the sliding block 23 is fully contacted with the bottom plate 23, and the two-side of the bracket 23 is completely and the vertical displacement of the bracket 23, and the bottom shaft is completely and the vertical displacement of the bracket 23 is prevented;
when the user needs to repair or detect the ternary lithium battery inside the bracket 23, after the cover 11 is opened, the user can utilize the buckle type telescopic rod structure at the upper end part of the vertical rod 31, as shown in fig. 8, the user firstly unlocks the buckle type telescopic rod at the upper end part of the vertical rod 31, then the lower end of the vertical rod 31 moves downwards to the position between the horizontal rods 32 by stretching the vertical rod 31, at the moment, the repulsive force action of homopolar magnetism can be generated between the vertical rod 31 and the horizontal rods 32, so that the locking piece 34 is driven to move away in opposite directions by the horizontal rods 32, as shown in fig. 9, the locking piece 34 attached to the boss surface of the bottom shaft 33 is enabled not to limit the upward movement of the bottom shaft 33, so that the user can lift the bracket 23 to repair the ternary lithium battery inside.
The above embodiments are only for illustrating the technical solution of the present invention, and are not limiting; although the invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present invention.
Claims (8)
1. The utility model provides an crashproof ternary lithium cell shell of imitative honeycomb, includes shell body (1), cap (11), is located the top of shell body (1) and is provided with cap (11), its characterized in that: the shell body (1) is of an inner and outer double-layer integrated structure, fixing pieces (12) are fixedly connected to the outer walls of the two sides of the shell body (1) and the shell cover (11), fasteners (13) are fixedly connected to the outer walls of the two sides of the shell cover (11), and a functional combination component for guaranteeing the safety of the ternary lithium battery and a supporting bottom locking component for guaranteeing the operation stability of the ternary lithium battery are arranged in the shell body (1);
the function coupling member includes: pressure resistant board (21), slotted plate (22), bracket (23), grid tray (24), cooperation portion (25), slider (26), locating lever (27), connecting strip (28), T shape frame (29), trompil gusset (210), reset spring (211), leave the interval between the inside and outside bilayer of shell body (1), and spaced four sides all fixedly connected with pressure resistant board (21), the even fixedly connected with slotted plate (22) of inner wall of shell body (1), and the locating hole has all been seted up to the up end of slotted plate (22), the inside of slotted plate (22) all is provided with slider (26), one side parallel arrangement of slotted plate (22) is kept away from to slider (26) is provided with bracket (23), vertical groove has evenly been seted up to the opposite face of bracket (23), be provided with grid tray (24) in bracket (23), the inner wall in vertical groove is evenly movably connected through cooperation portion (25) of front and back both sides, the outer wall that bracket (23) are close to slotted plate (22) one side is evenly movably connected with locating lever (27), one end (28) are kept away from to locating lever (27), the outer wall above the T-shaped frame (29) is respectively sleeved with an opening rib plate (210) and a return spring (211).
2. The honeycomb-structured anti-collision ternary lithium battery case of claim 1, wherein: the fixing pieces (12) are symmetrically distributed on two sides of the outer shell (1) and the shell cover (11), the upper fixing pieces (12) and the lower fixing pieces (12) are mutually corresponding, and the fixing pieces (12) are in threaded connection with the fastening pieces (13).
3. The honeycomb-structured anti-collision ternary lithium battery case of claim 1, wherein: the pressure-resistant plate (21) is a honeycomb plane as a whole, and the pressure-resistant plate (21) is made of an aluminum alloy material.
4. The honeycomb-structured anti-collision ternary lithium battery case of claim 1, wherein: the sliding blocks (26) are all connected to the inner wall of the slotted plate (22) in a sliding mode, and one side end face, far away from the slotted plate (22), of each sliding block (26) is fixedly connected to the outer wall of the bracket (23).
5. The honeycomb-structured anti-collision ternary lithium battery case of claim 1, wherein: the bracket (23) is of a concave frame structure, a ternary lithium battery is arranged in the bracket, and the front side and the rear side of the bracket (23) are provided with an interlayer for accommodating a wire body.
6. The honeycomb-structured anti-collision ternary lithium battery case of claim 1, wherein: the perforated rib plates (210) are fixedly connected to the outer wall of the bracket (23), and the upper end and the lower end of the return spring (211) are respectively and fixedly connected to the outer wall of the T-shaped frame (29) and the upper end face of the perforated rib plates (210).
7. The honeycomb-structured anti-collision ternary lithium battery housing of claim 6, wherein: the bracket lock member includes: the utility model provides a spring sleeve, including montant (31), horizon bar (32), dead axle (33), latch block (34), spring shaft (35), trompil bottom plate (36), the lower extreme outer wall fixedly connected with montant (31) of T shape frame (29), the bottom surface of shell body (1) is run through to the lower extreme of montant (31), the left and right sides of montant (31) lower extreme end all is provided with horizon bar (32), the one end that montant (31) was kept away from to horizon bar (32) is all fixedly connected with latch block (34), bottom surface fixedly connected with dead axle (33) above latch block (34) are located bracket (23), dead axle (33) are cylindrical boss, dead axle (33) are provided with two, dead axle (33) below is corresponding to be seted up the through hole in the bottom surface of shell body (1), and the inslot of through hole left and right sides bottom surface all sliding connection has latch block (34), the up face of latch block (34) is the inclined plane, the opposite face of inclined plane is the horizontal plane, one side that keeps away from each other outer wall of latch block (34) is connected with dead axle (35) at the outer wall of body (35), the other end that is connected with spring sleeve at the outer wall (35) is fixed at the body, the dead axle (36), the perforated bottom plate (36) is fixedly connected to the bottom surface of the outer shell (1).
8. The honeycomb-structured anti-collision ternary lithium battery housing of claim 7, wherein: the lower end of the vertical rod (31) and the end of the horizontal rod (32) close to one side of the vertical rod (31) are both provided with magnetism, the upper end part of the vertical rod (31) is of a buckle type telescopic rod structure, and the magnetism of the ends of the vertical rod (31) and the horizontal rod (32) are the same.
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| CN117154332A (en) * | 2023-11-01 | 2023-12-01 | 吉林大学 | Ternary lithium battery pack |
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| CN116565428B (en) | 2023-09-01 |
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