CN215009686U - Battery power supply assembly and portable lithium battery device - Google Patents
Battery power supply assembly and portable lithium battery device Download PDFInfo
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- CN215009686U CN215009686U CN202121227613.0U CN202121227613U CN215009686U CN 215009686 U CN215009686 U CN 215009686U CN 202121227613 U CN202121227613 U CN 202121227613U CN 215009686 U CN215009686 U CN 215009686U
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Abstract
The utility model provides a battery power supply assembly and portable lithium battery device, wherein the battery power supply assembly includes casing, function seat, energy storage battery module, battery management module and battery display module, the energy storage battery module includes multilayer monomer electricity core array, the battery management module includes the BMS circuit board, the battery display module includes the battery display panel, monomer electricity core array is connected with BMS circuit board and battery display panel respectively, multilayer monomer electricity core array is formed by a plurality of monomer electricity core electricity connection each other; the portable lithium battery device comprises a battery power supply assembly, a supporting mechanism and a charger, wherein the supporting mechanism is used for stably supporting the battery power supply assembly, and the charger is used for charging the battery power supply assembly; the utility model discloses a battery supply assembly modularization is integrated, and is small, and light in weight has protect function such as overflow, excessive pressure and short circuit, and supporting mechanism among the portable lithium cell device can the stable support battery power supply unit, portable, and the practicality is strong.
Description
Technical Field
The utility model relates to a lithium cell technical field particularly, relates to a battery power supply subassembly and portable lithium cell device.
Background
Because portable field is with emergency power source has the removal that can be nimble and can provide the advantage of direct current and alternating current output, in field work, can exert unusual effect when calamity rescue and commercial power stop, so receive the favor of multiple trade, but present emergency power source is unsuitable to be used in the field, can't satisfy the demand that people need the power in field work urgently, and some portable power sources can provide the power in the field, but often bulky, weight is heavier, in addition, the practicality that how to improve emergency power source improves the thermal diffusivity of power also is the problem that needs to solve at present.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a battery power supply assembly and a portable lithium battery device, wherein the battery power supply assembly comprises a plurality of single battery cells, a BMS circuit board and a battery display panel, has the functions of overvoltage, overcurrent, short circuit and the like, is modularly integrated, and has small volume and light weight; portable lithium cell device includes battery supply subassembly, supporting mechanism, and supporting mechanism can place battery supply subassembly stably to adapt to multiple open-air topography.
The embodiment of the utility model discloses a realize through following technical scheme:
the first aspect provides a battery power supply assembly, including the casing, set up the function seat above the casing and set up at inside energy storage battery module and the battery management module of casing, the function seat still inlays and is equipped with the electric quantity display module, the electric quantity display module includes the electric quantity display panel, the energy storage battery module includes multilayer monomer electric core array, the multilayer monomer electric core array interconnect, the battery management module includes the BMS circuit board, the BMS circuit board inlays to be located in the monomer electric core array, monomer electric core array respectively with BMS circuit board and electric quantity display panel are connected. Multilayer monomer electricity core array is used for the energy storage and provides the power, and the BMS circuit board is used for providing protection function such as excessive pressure, undervoltage, overcurrent with the short circuit, ensures that the user is safe in utilization with the equipment that needs to charge, and the electric quantity display panel is used for showing battery supply assembly's residual capacity and electric quantity in service behavior.
Preferably, the casing includes first mounting panel, second bracing piece and casing lateral wall, first mounting panel with the second mounting panel sets up relatively, the casing lateral wall sets up first mounting panel with between the second mounting panel, the vertical setting of second bracing piece is in first mounting panel with between the second mounting panel. Furthermore, first bracing piece cavity, second bracing piece run through a plurality of first bracing pieces, and the first mounting panel is connected to the one end of second bracing piece, and the second mounting panel is connected to the other end, places the fixed casing of multilayer monomer electricity core array.
Preferably, the monomer electricity core array includes connecting plate, first bracing piece and a plurality of monomer electricity core that two symmetries set up, be provided with a plurality of confessions on the connecting plate the through hole that monomer electricity core runs through, monomer electricity core runs through the through hole sets up in two between the connecting plate, it is a plurality of monomer electricity core interconnect, first bracing piece is vertical to be installed the outside of connecting plate sets up two between the connecting plate. The multi-layer monomer battery cell arrays are connected through cables, and a plurality of monomer battery cells in the monomer battery cell arrays are connected through nickel strips. Every layer of monomer electricity core array is fixed to the connecting plate and the first bracing piece that two symmetries set up, and the monomer electricity core array between the layer is fixed through adjacent connecting plate between the fixed layer and the layer.
Preferably, the functional seat is further provided with a charging port, a discharging port and a switch button, and the BMS circuit board is connected with the charging port, the discharging port and the switch button, respectively. The battery power supply assembly is charged through the charging port, the equipment is charged through the discharging port, and the switch button is used for turning on or turning off the battery power supply assembly.
Preferably, a battery equalization circuit is provided on the BMS circuit board. The equalizing circuit can effectively prolong the service life of the battery power supply assembly.
In a second aspect, a portable lithium battery device is provided, which includes a support mechanism and the battery power supply assembly as described above, the support mechanism is mounted on the functional seat, and the support mechanism is used for stably placing the battery power supply assembly.
Preferably, the supporting mechanism comprises a support mounting seat and at least three telescopic rods, the three telescopic rods are respectively hinged to the support mounting seat, and the support mounting seat is mounted above the function seat. The telescopic link is articulated to be installed, makes the telescopic link place with the angle of difference, and then adjusts the height with ground on the one hand, adjusts supporting mechanism's stability on the one hand.
Preferably, the telescopic link includes flexible outer pole, flexible interior pole and the mechanism of screwing, the one end of flexible interior pole is arranged in the flexible outer pole, the other end extends and arranges in outside the flexible outer pole, the mechanism of screwing is used for fixing flexible interior pole makes flexible interior pole is flexible in flexible outer pole. The telescopic link can stretch out and draw back, and the length of extension telescopic link, the adaptability is stronger.
Preferably, the side wall of the shell is provided with a groove matched with the telescopic rod, so that the telescopic rod can be rotatably folded in the groove.
Preferably, the hinged position of the telescopic rod and the support mounting seat is further provided with a limiting device, and the limiting device is a buckle.
The utility model discloses technical scheme has following advantage and beneficial effect at least:
1. the BMS circuit board of the battery power supply assembly is provided with the equalizing circuit, so that the service life of the battery can be effectively prolonged, and overvoltage, overcurrent and short-circuit protection is provided for charging equipment;
2. the energy storage battery module comprises a plurality of layers of single battery cell arrays, the number of layers of the single battery cell arrays can be set according to the use requirement of a power supply, and the plurality of layers of single battery cells are overlapped, so that the size is reduced, the heat dissipation is facilitated, when the single battery cells are damaged, only the layer of single battery cell array where the single battery cells are located needs to be replaced, the replacement is convenient, and the cost is saved; a plurality of through holes are formed in the connecting plate of the single battery cell array, and the through holes are arranged at intervals, so that the effects of heat dissipation and fixing of the single battery cells to prevent the single battery cells from being damaged due to extrusion are achieved;
3. each supporting rod of the supporting mechanism can be adjusted in a telescopic mode, and various terrains can be used;
4. the battery power supply assembly is arranged in the center of the supporting mechanism, so that the supporting mechanism has stronger stability; the telescopic rod is accommodated in the groove on the side wall of the shell, so that the size is further reduced, and the carrying is convenient;
the utility model relates to a rationally, simple structure, the practicality is strong.
Drawings
Fig. 1 is a schematic view of an overall structure of a battery power supply assembly provided in embodiment 1 of the present invention;
fig. 2 is a schematic view of an internal structure of a battery power supply assembly provided in embodiment 1 of the present invention;
fig. 3 is a schematic structural diagram of a portable lithium battery provided in embodiment 3 of the present invention;
icon: 1-housing, 11-first mounting plate, 12-second mounting plate, 13-housing side wall, 14-second support bar, 15-groove, 2-function base, 3-cell array, 31-connecting plate, 32-first support bar, 33-cell, 34-through hole, 4-BMS circuit board, 5-power display panel, 6-charging port, 7-discharging port, 8-switch button, 9-support mechanism, 91-support mounting base, 92-telescopic rod, 921-telescopic outer rod, 922-telescopic inner rod, 923-screwing mechanism, 93-buckle.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, 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, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.
Example 1
As shown in fig. 1-3, a battery power supply assembly comprises a housing 1, a functional seat 2 disposed above the housing 1, and an energy storage battery module and a battery management module disposed inside the housing 1, wherein the functional seat 2 is further embedded with a power display module, the power display module comprises a power display panel 5, the energy storage battery module comprises a plurality of layers of single battery cell arrays 3, the plurality of layers of the single battery cell arrays 3 are connected with each other, the battery management module comprises a BMS circuit board 4, the BMS circuit board 4 is embedded in the single battery cell arrays 3, and the single battery cell arrays 3 are respectively connected with the BMS circuit board 4 and the power display panel 5. Multilayer monomer electricity core array 3 is used for the energy storage and provides the power, and BMS circuit board 4 is used for providing protection function such as excessive pressure, undervoltage, overcurrent with the short circuit, ensures that the user is safe in utilization with the equipment that needs to charge, and power display panel 5 is used for showing battery supply assembly's residual capacity and electric quantity in service behavior.
Monomer electricity core array 3 includes connecting plate 31, first bracing piece 32 and a plurality of monomer electricity core 33 that two symmetries set up, be provided with a plurality of confessions on the connecting plate 31 the through hole 34 that monomer electricity core 33 runs through, monomer electricity core 33 runs through hole 34 sets up in two between the connecting plate 31, it is a plurality of monomer electricity core 33 interconnect, first bracing piece 32 is vertical to be installed the outside of connecting plate 31 sets up two between the connecting plate 31. The multilayer single battery cell arrays 3 are connected through cables, and a plurality of elevator battery cells in the single battery cell arrays 3 are connected through nickel strips. Two connecting plates 31 and first support rods 32 that are symmetrically arranged fix each layer of single battery cell array 3, and the single battery cell array 3 between layers is fixed by fixing the connecting plates 31 adjacent between layers. The single battery cell 33 is a low-temperature high-rate battery cell, and can adapt to the field low-temperature environment.
Still be equipped with on the function seat 2 and charge mouthful 6, discharge port 7 and shift knob 8, BMS circuit board 4 respectively with charge mouthful 6, discharge port 7 and shift knob 8 are connected. The battery supply assembly is charged by using the charging port 6, the device is charged by using the discharging port 7, and the switch button 8 is used to turn on or off the battery supply assembly. Furthermore, the charging port 6 and the discharging port 7 can be designed with corresponding caps to protect the charging port 6 and the discharging port 7.
And a battery equalization circuit is arranged on the BMS circuit board 4. The equalizing circuit can effectively prolong the service life of the battery power supply assembly.
A portable lithium battery device comprises a support mechanism 9 and a battery power supply assembly as described above, the support mechanism 9 is mounted on the functional base 2, the support mechanism 9 is used for stably placing the battery power supply assembly, a charging port 6 of the battery power supply assembly can be connected with a charger, so that the charger charges the battery power supply assembly,
the supporting mechanism 9 comprises a bracket mounting seat 91 and at least three telescopic rods 92, the three telescopic rods 92 are respectively hinged to the bracket mounting seat 91, and the bracket mounting seat 91 is mounted above the functional seat 2. The telescopic rod 92 is hinged to place the telescopic rod 92 at different angles, so that the height of the telescopic rod 92 to the ground is adjusted, and the stability of the supporting mechanism 9 is adjusted. The three telescopic rods 92 form a tripod support, so that the support mechanism 9 is firmer and more stable.
The side wall 13 of the housing is provided with a groove 15 matched with the telescopic rod 92, so that the telescopic rod 92 can be rotatably folded in the groove 15. Reduce portable lithium battery device's volume, it is more convenient to accomodate and carry.
The hinged position of the telescopic rod 92 and the support mounting seat 91 is also provided with a limiting device, and the limiting device is a buckle 93. The hinged angle of the telescopic rod 92 and the bracket mounting seat 91 is adjusted through the opening, so that the adaptability of the telescopic rod to the terrain is enhanced.
Example 2
The structure of this embodiment is substantially the same as that of embodiment 1, except that the first support rod 32 is solid, so as to improve the stability of each layer of the single cell array 3, one end of the second support rod 14 is connected to the first mounting plate 11 and penetrates through the plurality of connection plates 31, so that the other end of the second support rod 14 is connected to the second mounting plate 12.
Example 3
This embodiment is the same basically with embodiment 1 structure, and its difference lies in, telescopic link 9 includes pole 922 and a plurality of mechanisms 923 of screwing in a plurality of flexible, and in pole 922 arranges flexible outer pole 921 in near the first flexible of flexible outer pole 921, pole 922 arranges in last flexible in pole 922 in next flexible, and pole 922 is flexible in the flexible control of mechanism 923 of screwing in one, and multistage flexible node changes in the face of the complicated field of topography, improves portable lithium battery device's practicality.
Example 4
The structure of the present embodiment is substantially the same as that of embodiment 1, except that the first mounting plate 11 and the mounting base 2 are integrally designed, so that the disassembly is more convenient.
The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes will occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. The utility model provides a battery power supply assembly, its characterized in that, includes casing (1), sets up function seat (2) and the energy storage battery module and the battery management module of setting in casing (1) inside in casing (1) top, function seat (2) still inlay and are equipped with the power display module, the power display module includes power display panel (5), the energy storage battery module includes multilayer monomer electricity core array (3), the multilayer monomer electricity core array (3) interconnect, the battery management module includes BMS circuit board (4), BMS circuit board (4) inlay and locate in monomer electricity core array (3), monomer electricity core array (3) respectively with BMS circuit board (4) and power display panel (5) are connected.
2. A battery supply assembly according to claim 1, characterized in that the housing (1) comprises a first mounting plate (11), a second mounting plate (12), a second support bar (14) and a housing side wall (13), the first mounting plate (11) being arranged opposite the second mounting plate (12), the housing side wall (13) being arranged between the first mounting plate (11) and the second mounting plate (12), the second support bar (14) being arranged vertically between the first mounting plate (11) and the second mounting plate (12).
3. A battery power supply assembly according to claim 2, wherein a plurality of layers of the cell arrays (3) are tiled in the housing (1), each cell array (3) includes two symmetrically arranged connecting plates (31), a first supporting rod (32) and a plurality of cell (33), a plurality of through holes (34) for the cell (33) to pass through are arranged on the connecting plates (31), the cell (33) is arranged between the two connecting plates (31) through the through holes (34), the plurality of cell (33) are connected with each other, and the first supporting rod (32) is vertically installed outside the connecting plates (31) and arranged between the two connecting plates (31).
4. A battery supply assembly according to claim 2, characterized in that the functional base (2) is further provided with a charging port (6), a discharging port (7) and a switch button (8), and the BMS circuit board (4) is connected with the charging port (6), the discharging port (7) and the switch button (8), respectively.
5. A battery supply assembly according to claim 2, characterized in that the BMS circuit board (4) is provided with a battery equalization circuit.
6. A portable lithium battery device, characterized in that it comprises support means (9) and a battery supply assembly according to any one of claims 2-5, said support means (9) being mounted on said functional holder (2).
7. The portable lithium battery device as claimed in claim 6, characterized in that the support mechanism (9) comprises a bracket mounting seat (91) and at least three telescopic rods (92), the three telescopic rods (92) are respectively hinged with the bracket mounting seat (91), and the bracket mounting seat (91) is mounted above the functional seat (2).
8. The portable lithium battery device as claimed in claim 7, wherein the telescopic rod (92) comprises a telescopic outer rod (921), a telescopic inner rod (922) and a screwing mechanism (923), one end of the telescopic inner rod (922) is arranged in the telescopic outer rod (921), the other end of the telescopic inner rod is extended out of the telescopic outer rod (921), and the screwing mechanism (923) is used for fixing the telescopic inner rod (922) and making the telescopic inner rod (922) stretch out and draw back in the telescopic outer rod (921).
9. The portable lithium battery device as claimed in claim 7, wherein the housing sidewall (13) is formed with a groove (15) matching with the telescopic rod (92), so that the telescopic rod (92) can be rotatably folded in the groove (15).
10. The portable lithium battery device as claimed in claim 7, wherein a limiting device is further provided at the hinged joint of the telescopic rod (92) and the bracket mounting seat (91), and the limiting device is a buckle (93).
Priority Applications (1)
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CN202121227613.0U CN215009686U (en) | 2021-06-02 | 2021-06-02 | Battery power supply assembly and portable lithium battery device |
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CN202121227613.0U CN215009686U (en) | 2021-06-02 | 2021-06-02 | Battery power supply assembly and portable lithium battery device |
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CN215009686U true CN215009686U (en) | 2021-12-03 |
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- 2021-06-02 CN CN202121227613.0U patent/CN215009686U/en active Active
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