CN116995317A - Charging and discharging equipment tray and assembling method thereof - Google Patents
Charging and discharging equipment tray and assembling method thereof Download PDFInfo
- Publication number
- CN116995317A CN116995317A CN202311061454.5A CN202311061454A CN116995317A CN 116995317 A CN116995317 A CN 116995317A CN 202311061454 A CN202311061454 A CN 202311061454A CN 116995317 A CN116995317 A CN 116995317A
- Authority
- CN
- China
- Prior art keywords
- tray
- battery
- reinforcing ribs
- bottom plate
- side plates
- 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.)
- Pending
Links
- 238000007599 discharging Methods 0.000 title claims description 12
- 238000000034 method Methods 0.000 title claims description 7
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 56
- 238000012545 processing Methods 0.000 claims description 4
- 239000006185 dispersion Substances 0.000 claims description 3
- 230000017525 heat dissipation Effects 0.000 abstract description 6
- 238000009423 ventilation Methods 0.000 abstract description 5
- 238000001816 cooling Methods 0.000 abstract description 3
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 5
- 238000001746 injection moulding Methods 0.000 description 5
- 229910052744 lithium Inorganic materials 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000004891 communication Methods 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000003754 machining Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 238000005728 strengthening Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 238000012356 Product development Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 238000012795 verification 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
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
- H01M10/44—Methods for charging or discharging
- H01M10/446—Initial charging measures
-
- 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
- H01M10/05—Accumulators with non-aqueous electrolyte
- H01M10/052—Li-accumulators
-
- 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
- H01M10/05—Accumulators with non-aqueous electrolyte
- H01M10/058—Construction or manufacture
-
- 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
- H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
- H01M10/44—Methods for charging or discharging
- H01M10/441—Methods for charging or discharging for several batteries or cells simultaneously or sequentially
-
- 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
- H01M10/64—Heating or cooling; Temperature control characterised by the shape of the cells
- H01M10/643—Cylindrical cells
-
- 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
- H01M10/656—Means for temperature control structurally associated with the cells characterised by the type of heat-exchange fluid
- H01M10/6561—Gases
- H01M10/6566—Means within the gas flow to guide the flow around one or more cells, e.g. manifolds, baffles or other barriers
Abstract
The bottom of the tray of the charge and discharge equipment is a horizontal square bottom plate, the bottom plate is provided with a plurality of bottom ventilation holes, four sides of the bottom plate are connected with vertical tray side plates, and the tray side plates are provided with side air ports which can be ventilated and serve as carrying handles; the center of the tray side plate is provided with a cross reinforcing rib, and the cross reinforcing rib is connected with the tray side plate to increase the structural strength; the cross reinforcing ribs and the tray side plates are provided with horizontal tray lining plates, the tray lining plates are provided with battery positioning holes and lining plate ventilation holes, annular battery positioning blocks are arranged in the battery positioning holes, and batteries are positioned through protruding features on the battery positioning blocks. According to the novel battery limiting block, each large cylindrical battery placed in the tray is provided with the independent and equal heat dissipation air duct close to the surface of the battery, so that the heat dissipation problem is fundamentally solved, and the temperature uniformity of the large cylindrical battery in the whole tray is ensured. Meanwhile, the protruding features on the battery limiting block can position the battery with high precision while not encroaching on the battery cooling air duct.
Description
Technical Field
The invention belongs to the field of lithium battery formation test, and particularly relates to a charging and discharging equipment tray and an assembly method thereof.
Background
In the production process of the lithium battery, the lithium battery needs to be repeatedly charged and discharged to initialize and adjust the performance of the lithium battery, namely the formation test. In the current common lithium battery production line, a tray for carrying batteries is generally an injection molding part for a chemical composition charging and discharging device. The injection molding part has the advantages of good overall ventilation performance and light weight, but has high injection molding and mold opening cost, poor compression resistance and long processing period, and once the design of the shaping structure cannot be changed, a plurality of chemical composition equipment manufacturers can select mechanical precision machining and manufacturing trays in the earlier stage of product development. The method has the advantages of fast proofing according to the design requirements of the product and low verification cost. However, trays made by mechanical precision machining tend to have poor ventilation properties, and improving the ventilation properties of the trays results in poor mechanical strength properties of the trays.
Disclosure of Invention
In view of the above problems, the present invention provides a charging and discharging device tray and an assembling method thereof.
The bottom of the tray of the charging and discharging equipment is a horizontal square bottom plate, and a plurality of bottom vent holes are arranged on the bottom plate and are equidistantly arranged along the transverse direction and the longitudinal direction; vertical tray side plates are respectively arranged along four edges of the bottom plate, and side air openings which can ventilate and become handle areas are formed in the tray side plates; the center of the bottom plate is provided with a long reinforcing rib parallel to one side of the bottom plate, the centers of two sides of the long reinforcing rib are connected with short reinforcing ribs which are horizontally and vertically connected with the long reinforcing rib, so that the long reinforcing rib and the short reinforcing ribs are combined into a cross reinforcing rib, the cross reinforcing rib is attached to the bottom plate, and four end points of the cross reinforcing rib are fixed on the tray side plates to play roles of reinforcing structural strength and supporting; a square tray lining plate is fixedly attached to the cross reinforcing ribs, and four sides of the tray lining plate are respectively connected with four tray side plates; the tray lining plate is provided with a plurality of lining plate vent holes and battery limiting holes for accommodating batteries, and the lining plate vent holes and the battery limiting holes are arranged at equal intervals along the transverse direction and the longitudinal direction; the battery limiting hole is a step-shaped through hole with a wide upper part and a narrow lower part, and the hole is provided with a chamfer processing; annular battery stopper has been put to the level in the battery spacing hole, battery stopper inboard equidistance is equipped with four protruding characteristics, protruding characteristics can be followed four angles and accurately block the big cylinder battery that inside held, realize accurate spacing, make big cylinder battery and other regional keep the clearance simultaneously, guarantee heat dispersion.
More specifically, the lining plate vent hole is positioned at the right central position between the two battery limiting holes, and the lining plate vent hole and the bottom vent hole concentrically correspond.
The assembly sequence of the tray of the charging and discharging equipment is as follows: the first step, four tray side plates are respectively installed and fixed on four sides of a bottom plate; secondly, fixing the long reinforcing ribs, the short reinforcing ribs and the tray side plates after fixing the long reinforcing ribs, the short reinforcing ribs and the bottom plates; thirdly, fixing the tray lining plate on the long reinforcing ribs and the short reinforcing ribs, and then fixing the tray lining plate on the tray side plate; fourthly, placing the battery limiting block into the battery limiting hole once; and fifthly, placing the large cylindrical battery into the battery limiting block once.
The invention has the advantages that: through the novel battery limiting block, each large cylindrical battery placed in the tray is provided with the independent and equal heat dissipation air duct close to the surface of the battery, so that the heat dissipation problem is fundamentally solved, and the temperature uniformity of the large cylindrical battery in the whole tray is ensured. Meanwhile, the protruding features on the battery limiting block can position the battery with high precision while not encroaching on the battery cooling air duct. This charge-discharge equipment tray simple structure, the required part of equipment all satisfies the precision finishing demand, all can proofing realization fast, satisfies the development and verifies the demand, has avoided the high cost and the long cycle of injection molding die sinking, and has guaranteed the intensity of tray itself through the bilayer structure's of cross strengthening rib and bottom plate and tray welt combination.
Drawings
Fig. 1 is a structural view of a charge and discharge device tray and an assembling method thereof.
Fig. 2 is an axial exploded view of the present invention.
FIG. 3 is a longitudinal section of the present invention.
Fig. 4 is a top view of the present invention.
Fig. 5 is a bottom plate structure diagram of the present invention.
Fig. 6 is an enlarged view of a portion of the bottom vent of the bottom panel of the present invention.
Fig. 7 is a schematic diagram of the connection between a battery limiting block and a large cylindrical battery.
Fig. 8 is a structural view of the tray lining plate of the present invention.
Fig. 9 is a structural view of a battery stopper according to the present invention.
Fig. 10 is a top view of the battery stopper of the present invention.
Detailed Description
The following describes the detailed implementation of the embodiments of the present invention with reference to the drawings. It should be understood that the detailed description and specific examples, while indicating and illustrating the invention, are not intended to limit the invention.
In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present invention.
Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In the description of the present invention, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise.
In the present invention, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; may be mechanically connected, may be electrically connected or may be in communication with each other; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art according to the specific circumstances.
In the present invention, unless expressly stated or limited otherwise, a first feature "up" or "down" a second feature may be the first and second features in direct contact, or the first and second features in indirect contact via an intervening medium. Moreover, a first feature being "above," "over" and "on" a second feature may be a first feature being directly above or obliquely above the second feature, or simply indicating that the first feature is level higher than the second feature. The first feature being "under", "below" and "beneath" the second feature may be the first feature being directly under or obliquely below the second feature, or simply indicating that the first feature is less level than the second feature.
In the description of the present specification, a description referring to terms "one embodiment," "some embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, schematic representations of the above terms are not necessarily directed to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, the different embodiments or examples described in this specification and the features of the different embodiments or examples may be combined and combined by those skilled in the art without contradiction.
The invention will be described in detail below with reference to the drawings in connection with exemplary embodiments.
The bottom of the charging and discharging equipment tray is a horizontal square bottom plate 1, and a plurality of bottom vent holes 11 are arranged on the bottom plate 1 at equal intervals along the transverse direction and the longitudinal direction; vertical tray side plates 2 are respectively arranged along four edges of the bottom plate, and side air openings which can ventilate and become handle areas are formed in the tray side plates; the center of the bottom plate is provided with a long reinforcing rib parallel to one side of the bottom plate, the centers of two sides of the long reinforcing rib are connected with short reinforcing ribs which are horizontally and vertically connected with the long reinforcing rib, so that the long reinforcing rib and the short reinforcing ribs are combined into a cross reinforcing rib 3, the cross reinforcing rib 3 is attached to the bottom plate 1, and four end points of the cross reinforcing rib are fixed on the tray side plate 2 to play roles of reinforcing structural strength and supporting; a square tray lining plate 4 is fixedly attached to the cross reinforcing ribs, and four sides of the tray lining plate 4 are respectively connected with four tray side plates; a plurality of lining plate vent holes 42 and battery limiting holes 41 for accommodating batteries are formed in the lining plate of the tray, and the lining plate vent holes 42 and the battery limiting holes 41 are arranged at equal intervals along the transverse direction and the longitudinal direction; the battery limiting hole is a step-shaped through hole with a wide upper part and a narrow lower part, and the hole is provided with a chamfer processing; annular battery stopper 51 has been put to the level in the battery spacing hole, the inboard equidistance of battery stopper 51 is equipped with four protruding characteristics 511, protruding characteristics can be followed four angles and accurately block the big cylinder battery 6 that inside held, realize accurate spacing, make big cylinder battery and other regional keep the clearance simultaneously, guarantee heat dispersion.
In some embodiments, the lining plate vent hole 42 is located at the center between the two battery limiting holes 41, and the lining plate vent hole 42 corresponds concentrically with the bottom vent hole 11.
In some embodiments, the floor vent diameter D2 is not less than the large circular cell diameter D1. The width L2 of the reinforcing plate is not more than the diameter D1 of the large round battery, and the height H2 of the reinforcing rib is not more than half of the height H1 of the large cylindrical battery. The diameter D3 of the upper ring of the battery limiting hole is higher than the diameter D4 of the lower ring of the battery limiting hole, and the diameter D4 of the lower ring of the battery limiting hole is higher than the diameter D1 of the large-circle battery. The height H3 of the battery limiting hole is smaller than the thickness H4 of the tray lining plate.
In some embodiments, the relationship between the outer diameter D5 of the battery limiting block and the diameters D3 and D4 of the upper ring and the lower ring of the battery limiting hole is that D3 is larger than or equal to D5 and larger than D4, and the thickness delta of the battery limiting block is larger than or equal to D4 1 And less than or equal to 0.5 (D3-D4), and protruding features are formed on the circular ring of the battery limiting block at every 90 degrees. Each battery limiting block has 4 protruding features, and the distance D6 between two diagonally protruding features at 180 degrees is more than or equal to D1.
The assembly sequence of the tray of the charging and discharging equipment is as follows: the first step, four tray side plates are respectively installed and fixed on four sides of a bottom plate; secondly, fixing the long reinforcing ribs, the short reinforcing ribs and the tray side plates after fixing the long reinforcing ribs, the short reinforcing ribs and the bottom plates; thirdly, fixing the tray lining plate on the long reinforcing ribs and the short reinforcing ribs, and then fixing the tray lining plate on the tray side plate; fourthly, placing the battery limiting block into the battery limiting hole once; and fifthly, placing the large cylindrical battery into the battery limiting block once.
The invention has the advantages that: through the novel battery limiting block, each large cylindrical battery placed in the tray has a useful independent and equal heat dissipation air duct which is close to the surface of the battery, so that the heat dissipation problem is fundamentally solved, and the temperature uniformity of the large cylindrical battery in the whole tray is ensured. Meanwhile, the protruding features on the battery limiting block can position the battery with high precision while not encroaching on the battery cooling air duct. This charge-discharge equipment tray simple structure, the required part of equipment all satisfies the precision finishing demand, all can proofing realization fast, satisfies the development and verifies the demand, has avoided the high cost and the long cycle of injection molding die sinking, and has guaranteed the intensity of tray itself through the bilayer structure's of cross strengthening rib and bottom plate and tray welt combination.
While embodiments of the present invention have been shown and described above, it will be understood that the above embodiments are illustrative and not to be construed as limiting the invention, and that variations, modifications, alternatives and variations may be made to the above embodiments by one of ordinary skill in the art within the scope of the invention.
Claims (3)
1. A charging and discharging equipment tray which is characterized in that: the bottom of the tray of the charging and discharging equipment is a horizontal square bottom plate, and a plurality of bottom vent holes are arranged on the bottom plate and are equidistantly arranged along the transverse direction and the longitudinal direction; vertical tray side plates are respectively arranged along four edges of the bottom plate, and side air openings which can ventilate and become handle areas are formed in the tray side plates; the center of the bottom plate is provided with a long reinforcing rib parallel to one side of the bottom plate, the centers of two sides of the long reinforcing rib are connected with short reinforcing ribs which are horizontally and vertically connected with the long reinforcing rib, so that the long reinforcing rib and the short reinforcing ribs are combined into a cross reinforcing rib, the cross reinforcing rib is attached to the bottom plate, and four end points of the cross reinforcing rib are fixed on the tray side plates to play roles of reinforcing structural strength and supporting; a square tray lining plate is fixedly attached to the cross reinforcing ribs, and four sides of the tray lining plate are respectively connected with four tray side plates; the tray lining plate is provided with a plurality of lining plate vent holes and battery limiting holes for accommodating batteries, and the lining plate vent holes and the battery limiting holes are arranged at equal intervals along the transverse direction and the longitudinal direction; the battery limiting hole is a step-shaped through hole with a wide upper part and a narrow lower part, and the hole is provided with a chamfer processing; annular battery stopper has been put to the level in the battery spacing hole, battery stopper inboard equidistance is equipped with four protruding characteristics, protruding characteristics can be followed four angles and accurately block the big cylinder battery that inside held, realize accurate spacing, make big cylinder battery and other regional keep the clearance simultaneously, guarantee heat dispersion.
2. A charge and discharge device tray as defined in claim 1, wherein: the lining plate vent hole is positioned at the right central position between the two battery limiting holes, and the lining plate vent hole corresponds to the bottom vent hole concentrically.
3. A method of assembling the tray for charge and discharge devices of claim 1, characterized in that: the assembly sequence of the tray of the charging and discharging equipment is as follows: the first step, four tray side plates are respectively installed and fixed on four sides of a bottom plate; secondly, fixing the long reinforcing ribs, the short reinforcing ribs and the tray side plates after fixing the long reinforcing ribs, the short reinforcing ribs and the bottom plates; thirdly, fixing the tray lining plate on the long reinforcing ribs and the short reinforcing ribs, and then fixing the tray lining plate on the tray side plate; fourthly, placing the battery limiting block into the battery limiting hole once; and fifthly, placing the large cylindrical battery into the battery limiting block once.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311061454.5A CN116995317A (en) | 2023-08-21 | 2023-08-21 | Charging and discharging equipment tray and assembling method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311061454.5A CN116995317A (en) | 2023-08-21 | 2023-08-21 | Charging and discharging equipment tray and assembling method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN116995317A true CN116995317A (en) | 2023-11-03 |
Family
ID=88528397
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311061454.5A Pending CN116995317A (en) | 2023-08-21 | 2023-08-21 | Charging and discharging equipment tray and assembling method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN116995317A (en) |
-
2023
- 2023-08-21 CN CN202311061454.5A patent/CN116995317A/en active Pending
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