CN216564568U - Multifunctional charging and discharging device - Google Patents

Abstract

The utility model provides a multifunctional charging and discharging device which comprises a shell assembly and a plurality of single battery packs, wherein the shell assembly and the single battery packs are detachably connected with each other; the shell assembly comprises a plurality of accommodating cavities, the accommodating cavities are mutually independent, a third discharging interface is correspondingly arranged in each accommodating cavity, and the third discharging interfaces are electrically connected with the single battery packs; the shell assembly comprises a circuit board and a charging interface suitable for being electrically connected with an external power supply, and the first discharging interface, the second discharging interface, the third discharging interface and the charging interface are electrically connected with the circuit board. According to the multifunctional charging and discharging device, the shell assembly and the single battery pack are designed to be mutually detachable, so that the shell assembly and the single battery pack can be used in a combined mode and can be used separately and independently, and the multifunctional charging and discharging device can be flexibly used.

Description

Multifunctional charging and discharging device

Technical Field

The utility model relates to the technical field of charging and discharging equipment, in particular to a multifunctional charging and discharging device.

Background

The existing charging and discharging device is of the types of a charger and a battery pack, wherein the charger can only supply power to equipment with an A/C interface, the battery pack can only supply power to a specified electric tool, the universality is poor, the function is single, and the overall dimension and the electric capacity of the common charging and discharging device are fixed and cannot be changed, so that the application occasion is limited.

SUMMERY OF THE UTILITY MODEL

In order to solve at least one of the above problems, the present invention provides a multifunctional charging and discharging device, including a housing assembly and a plurality of battery packs detachably connected to each other, wherein the housing assembly is provided with a first discharging interface, a second discharging interface and a third discharging interface, the first discharging interface is adapted to be connected to a data line, and the second discharging interface is adapted to be connected to a power tool; the shell assembly comprises a plurality of accommodating cavities for accommodating a plurality of single battery packs, the accommodating cavities are mutually independent, one third discharging interface is correspondingly arranged in each accommodating cavity, and the third discharging interfaces are electrically connected with the single battery packs; the shell assembly comprises a circuit board and a charging interface suitable for being electrically connected with an external power supply, and the first discharging interface, the second discharging interface, the third discharging interface and the charging interface are electrically connected with the circuit board.

Compared with the prior art, the multifunctional charging and discharging device has the advantages that the shell assembly and the single battery pack are designed into mutually detachable structures, so that the shell assembly and the single battery pack can be used in a combined mode and can be used separately and independently, and flexible use of the multifunctional charging and discharging device is achieved; a plurality of accommodating cavities for installing the single battery packs are formed in the shell assembly, so that a plurality of single battery packs can be charged at the same time, the number of shell assemblies configured in a user home can be reduced, and unified management of the single battery packs is facilitated; by arranging the first discharging interface and the second discharging interface, after the shell assembly and the single battery pack are combined, the shell assembly can be used as a mobile power supply with large capacity to supply power to equipment such as a mobile phone and the like through the first discharging interface, and can also be used as a battery pack to supply power to various electric tools through the second discharging interface, so that the universality is high; when the shell assembly is assembled with a plurality of single battery packs for supplying power together, the problem of low single battery pack capacity can be solved, the endurance time of the electric tool is prolonged, and the working efficiency of a user is improved.

Optionally, the side wall of the single battery pack is provided with a limiting portion, and the cavity wall of the accommodating cavity is provided with a limiting member matched with the limiting portion.

Compared with the prior art, the multifunctional charging and discharging device has the advantages that the limiting parts and the limiting parts which are matched with each other are arranged on the single battery pack and the containing cavity respectively, so that the single battery pack can be effectively prevented from falling out of the shell assembly when in use.

Optionally, the limiting member is a spring plate, the spring plate has a protrusion, and the limiting portion is a groove matched with the protrusion.

Compared with the prior art, the multifunctional charging and discharging device adopts the design that the non-buckling structure of the elastic sheet is used for fastening the single battery pack, so that the single battery pack can be effectively prevented from falling out of the shell assembly, and the single battery pack is convenient to mount and dismount.

Optionally, the inner peripheral wall of the accommodating cavity is provided with a plurality of limiting ribs at intervals.

Compared with the prior art, the multifunctional charging and discharging device has the advantages that the limiting ribs are additionally arranged between the containing cavity and the single battery pack, so that the single battery pack and the containing cavity are in rib position contact, the surface of the single battery pack and the inner wall of the containing cavity are prevented from being abraded, and the service life is prolonged.

Optionally, the circuit board includes a first protection board and a second protection board that are arranged in parallel at an interval, the third discharge interface is electrically connected to the second protection board, the first discharge interface, the second discharge interface and the charging interface are electrically connected to the first protection board, and the first protection board is electrically connected to the second protection board.

Compared with the prior art, the multifunctional charging and discharging device has the advantages that the circuit board is designed into the two protection plates, so that the area of a single protection plate can be reduced, and the whole structure of the device is smaller and more compact.

Optionally, the first protective plate and the second protective plate are spaced apart by a distance of no more than 3 mm.

Compared with the prior art, the multifunctional charging and discharging device limits the distance between the first protection plate and the second protection plate, so that the whole structure of the device is more compact.

Optionally, the third discharge interface is welded to the second protection board, the first discharge interface, the second discharge interface and the charge interface are welded to the first protection board, and the first protection board is connected to the second protection board in an inserting manner.

Compared with the prior art, the multifunctional charging and discharging device has the advantages that the first discharging interface, the second discharging interface and the charging interface are connected with the first protection plate in a welding mode, the third discharging interface is connected with the second protection plate in a welding mode, the first discharging interface, the second discharging interface, the third discharging interface and the charging interface are firmly connected with the circuit board, a user can manually assemble the first protection plate and the second protection plate, the multifunctional charging and discharging device is convenient to assemble, and the phenomenon of broken line damage does not exist after disassembly.

Optionally, the circuit board is perpendicular to a direction in which the battery packs are inserted into the receiving cavities.

Compared with the prior art, the multifunctional charging and discharging device has the advantages that the circuit board is arranged to be perpendicular to the direction of inserting the single battery pack into the accommodating cavity, and the whole structure of the device can be more compact.

Optionally, the housing assembly further mounts a light, the light being electrically connected to the circuit board.

Compared with the prior art, the multifunctional charging and discharging device has the advantages that the illuminating lamp is arranged on the shell assembly, so that the device has an illuminating function, and the functions are diversified.

Optionally, the housing assembly further mounts a decorative band, the decorative band being electrically connected to the circuit board.

Compared with the prior art, the multifunctional charging and discharging device has the advantages that the decoration belt is arranged on the shell assembly, the decoration belt not only has the decoration effect, but also has a certain lighting function, and therefore the function of the device is diversified.

Optionally, the housing assembly includes a housing and a base connected to each other, the accommodating cavity is disposed in the housing, and the circuit board is located in the base.

Compared with the prior art, the multifunctional charging and discharging device has the advantages that the shell assembly is designed to be the structure that the shell and the base are connected with each other, a user can conveniently disassemble and assemble the shell assembly, the accommodating cavity and the circuit board are separately arranged in the shell and the base, the structure is simpler, the operation is convenient, and the service life of the circuit board can be ensured.

Optionally, the first discharging interface, the second discharging interface and the charging interface are all located on the bottom surface of the base.

Compared with the prior art, the multifunctional charging and discharging device has the advantages that the first discharging interface, the second discharging interface and the charging interface are arranged on the same surface, so that the interfaces can be prevented from being used simultaneously, the service life is ensured, and the overall structure is more compact.

Optionally, the housing is provided with at least one partition, and two adjacent accommodating cavities are arranged independently through one partition.

Compared with the prior art, the multifunctional charging and discharging device has the advantages that the partition plate is arranged between the two adjacent containing cavities, and the design that the containing cavities are mutually independent is realized, so that the single cell packs can be conveniently and quickly inserted into the corresponding containing cavities, the single cell packs can be prevented from falling out of the containing cavities easily in the process of being installed in the containing cavities for charging, and the charging reliability is improved.

Optionally, the thickness of the separator is less than 5 mm.

Compared with the prior art, the multifunctional charging and discharging device limits the thickness of the partition plate, so that the overall structure is more compact.

Optionally, the partition is slidably connected to the housing.

Compared with the prior art, the multifunctional charging and discharging device has the advantages that the partition plate is connected with the shell in a sliding mode, the shell and the partition plate are detached and spliced, the partition plate can be installed on the shell quickly and reliably in the mode, and the multifunctional charging and discharging device is convenient to assemble.

Optionally, the horizontal cross section of the two ends of the partition plate connected with the side wall of the shell is Y-shaped.

Compared with the prior art, the multifunctional charging and discharging device has the structure that the partition plate and the shell are split, and the cross sections of the two ends of the partition plate are designed into the Y shape, so that the wall thickness of the shell can be prevented from shrinking, and the partition plate and the shell can be firmly connected.

Optionally, the bottom end of the partition board is vertically connected with a connecting board, and the partition board and the connecting board form an inverted T shape.

Compared with the prior art, the multifunctional charging and discharging device has the advantages that the partition plate is designed to be T-shaped, and the overall strength of the partition plate can be improved.

Optionally, the outer contour of the housing includes an arc-shaped section in a cross section perpendicular to a direction in which the single cell packs are inserted into the housing.

Compared with the prior art, the multifunctional charging and discharging device has the advantages that the shell is designed to be of an arc-shaped structure, so that a user can conveniently take and hold the shell.

Optionally, the housing and the base are detachably connected to each other, and the circuit board is detachably connected to the housing.

Compared with the prior art, the multifunctional charging and discharging device has the advantages that the shell and the base are designed into the mutually detachable structure, and the circuit board and the shell are designed into the mutually detachable structure, so that a user can manually assemble the device, and the device is convenient to assemble.

Optionally, the casing is provided with a second buckle, and the base is provided with a third buckle matched with the second buckle.

Compared with the prior art, the multifunctional charging and discharging device has the advantages that the base is connected with the shell in a clamping mode, a user can manually assemble the multifunctional charging and discharging device, the multifunctional charging and discharging device is convenient to assemble, the overall appearance is free of screw design, and the multifunctional charging and discharging device is attractive and tidy.

Optionally, the casing is provided with a guide post, and the base is provided with a guide groove matched with the guide post.

Compared with the prior art, the multifunctional charging and discharging device has the advantages that the guide columns have a guide effect, so that the second buckle can be conveniently positioned, the second buckle can be quickly aligned to the third buckle, accurate assembly is realized, and the assembly efficiency of the shell and the base is improved.

Optionally, the guide post is provided with a screw hole, a screw is installed in the screw hole, and the circuit board and the base are connected with the shell through the screw.

Compared with the prior art, the multifunctional charging and discharging device has the advantages that the screw holes are formed in the guide columns, so that the circuit board plate and the base can be fixed with the shell through screws, the multifunctional charging and discharging device is convenient to assemble and high in efficiency, and the inner structure of the shell assembled with the base is firmer.

Optionally, the base comprises a base body and a bottom cover detachably connected to each other.

Compared with the prior art, the multifunctional charging and discharging device has the advantages that the base is split into the base body and the bottom cover which are detachably connected with each other, so that a user can conveniently assemble and disassemble internal parts of the base by himself/herself, and the assembly is convenient.

Optionally, the bottom is equipped with a plurality of first back-offs, the inside wall of base body be equipped with first buckle of first back-off complex.

Compared with the prior art, the multifunctional charging and discharging device has the advantages that the bottom cover and the base body are connected with each other through the first reverse buckle and the first buckle, so that a user can be conveniently assembled and disassembled, and the multifunctional charging and discharging device can be firmly assembled with the bottom cover under the condition that the wall thickness of the base body is thin.

Optionally, the base body has a long straight panel, the inner wall of the long straight panel is provided with a plurality of second inversed buckles, and the bottom cover is provided with a third inversed buckle matched with the second inversed buckle.

Compared with the prior art, the multifunctional charging and discharging device has the advantages that the second reverse buckle is arranged on the long straight panel of the base body, and the second reverse buckle is connected and matched with the third reverse buckle of the bottom cover, so that the long straight panel of the base body is prevented from deforming, and the connection reliability of the bottom cover and the base body is ensured.

Drawings

Fig. 1 is a structural view of a multi-functional charge and discharge device according to an embodiment of the present invention;

FIG. 2 is a first block diagram of a housing assembly according to an embodiment of the present invention;

FIG. 3 is a second block diagram of the housing assembly of the embodiment of the present invention;

fig. 4 is a structural view of a single cell pack according to an embodiment of the present invention;

FIG. 5 is a partial structural view of the elastic sheet disposed in the accommodating chamber according to the embodiment of the present invention;

FIG. 6 is a third block diagram of the housing assembly of the embodiment of the present invention;

FIG. 7 is a partial block diagram of a housing assembly according to an embodiment of the present invention;

FIG. 8 is a partial block diagram of a housing assembly of an embodiment of the present invention;

FIG. 9 is a block diagram of a housing of an embodiment of the present invention;

FIG. 10 is an internal structural view of a housing assembly of an embodiment of the present invention;

FIG. 11 is a first block diagram of a base according to an embodiment of the present invention;

FIG. 12 is a second block diagram of a base according to an embodiment of the present invention;

fig. 13 is an exploded view of the multifunctional charging and discharging device and the power tool according to the embodiment of the present invention.

Description of reference numerals:

10. a housing assembly; 101. a first discharge interface; 102. a second discharge interface; 103. a third discharge interface; 104. an accommodating chamber; 1041. a spring plate; 10411. a boss portion; 1042. limiting ribs; 105. a screw; 106. a circuit board; 1061. a first protective plate; 1062. a second protective plate; 107. a charging interface; 108. an illuminating lamp; 109. a decorative band; 110. a housing; 1101. a partition plate; 1102. a connecting plate; 1103. an arc-shaped section; 1104. a second buckle; 1105. a guide post; 1106. screw holes; 111. a base; 1111. a third buckle; 1112. a guide groove; 1113. a base body; 11131. a first buckle; 11132. a long straight panel; 11133. a second reverse buckle; 1114. a bottom cover; 11141. a first reverse buckle; 11142. a third reverse buckle; 20. a single battery pack; 201. a groove; 202. a charge-discharge interface; 30. provided is a power tool.

Detailed Description

In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below.

In the description of the present invention, it is to be understood that the terms "upper", "lower", and the like indicate orientations or positional relationships based on the normal use of a product.

The terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature.

The embodiment of the utility model provides a multifunctional charging and discharging device, which is shown in fig. 1, fig. 2, fig. 3, fig. 7 and fig. 13, and comprises a housing assembly 10 and a plurality of single battery packs 20, wherein the housing assembly 10 is detachably connected with each other, the housing assembly 10 is provided with a first discharging interface 101, a second discharging interface 102 and a third discharging interface 103, the first discharging interface 101 is suitable for being connected with a data line, and the second discharging interface 102 is suitable for being connected with an electric tool 30; the housing assembly 10 includes a plurality of accommodating cavities 104 for accommodating a plurality of battery packs 20, the accommodating cavities 104 are arranged independently, one third discharge interface 103 is correspondingly arranged in each accommodating cavity 104, and the third discharge interface 103 is electrically connected with the battery pack 20; the housing assembly 10 includes a circuit board 106 and a charging interface 107 adapted to be electrically connected to an external power source, and the first discharging interface 101, the second discharging interface 102, the third discharging interface 103 and the charging interface 107 are electrically connected to the circuit board 106.

Wherein, the number of the battery packs 20 is at least two, so as to realize the function of charging a plurality of battery packs 20 at the same time; during charging operation, the single battery pack 20 is embedded into the shell assembly 10, and the structural shape and size of the cavity of the accommodating cavity 104 are matched with the shape and size of the single battery pack 20, so that the overall structure of the device is small as much as possible, and the design structure for embedding the single battery pack 20 into the shell assembly 10 for charging enables the overall structure of the shell assembly 10 to be compact during charging operation, and greatly reduces the occupation of space; the partition plate 1101 is arranged between every two adjacent accommodating cavities 104, namely, the accommodating cavities 104 are of mutually independent structures, so that the single battery pack 20 can be conveniently and quickly inserted into the corresponding accommodating cavity 104 on one hand, and the single battery pack 20 can be difficultly dropped out of the accommodating cavity 104 in the process of being installed in the accommodating cavity 104 for charging on the other hand, and the reliability of charging operation is improved.

The single battery pack 20 has a charge and discharge interface 202 matched with the third discharge interface 103, the charge and discharge interface 202 is a three-hole PIN, and the PIN can discharge large current, so that the charging speed is high, and correspondingly, the number of the PIN of the third discharge interface 103 is also three. The charge and discharge interface 202 can perform both a charging operation and a discharging operation: when the charge and discharge interface 202 is connected with the third discharge interface 103, the charging operation of the single battery pack 20 can be realized, and when the charge and discharge interface 202 is connected with the electric tool 30, the discharging operation of the electric tool 30 can be realized, and the design that the charge and discharge interfaces are arranged on the same interface enables the structural design of the single battery pack 20 to be more compact.

The charging interface 107 is used for connecting an external power supply to supply power to the multifunctional charging and discharging device, wherein the external power supply is mains supply or power equipment capable of providing electric energy; the charging interface 107 can be a C interface, and the multifunctional charging and discharging device can be charged by using a common data line, so that the universality is good; the third discharging interface 103 and the charging interface 107 are in circuit connection with the circuit board 106, and when the charging interface 107 is connected with an external power supply, the charging interface is converted and transmitted through the circuit board 106, and the single battery pack 20 is charged through the third discharging interface 103.

The first discharge interface 101 may be an a interface, which can supply power to devices such as a mobile phone by using a common data line, and has good versatility, and not only can realize the function of charging the single cell pack 20 through the third discharge interface 103 of the housing assembly 10, but also can realize charging of the devices such as a mobile phone through the first discharge interface 101 after the housing assembly 10 and the single cell pack 20 are combined; the second discharge interface 102 may be a three-PIN that is mated with the power tool 30, and can discharge a large current, and the power supply efficiency is high. Meanwhile, the first discharging interface 101 and the second discharging interface 102 are arranged, so that after the shell assembly 10 and the single battery pack 20 are combined, the shell assembly can be used as a mobile power supply with large capacity to supply power to equipment such as a mobile phone through the first discharging interface 101, and can also be used as an integral device to supply power to various electric tools 30 through the second discharging interface 102, and the universality is high.

In addition, when a single battery pack 20 supplies power to the electric tool 30 through the charge and discharge interface 202, the endurance time is short, but after all the battery packs 20 are mounted on the housing assembly 10 and the power is supplied to the electric tool 30 through the second discharge interface 102, the endurance time can be greatly increased; after the single cell pack 20 is mounted in the receiving cavity 104, it can be removed by pressing or directly grasped by a user. The single battery pack 20 is symmetrical in structure and provided with an arc arrangement, so that the structure is compact and small, and the single battery pack is convenient to take when in use.

In the multifunctional charging and discharging device in the embodiment, the shell assembly 10 and the single cell pack 20 are designed to be mutually detachable structures, so that the shell assembly 10 and the single cell pack 20 can be used in a combined manner and can be used separately and independently, and the multifunctional charging and discharging device can be flexibly used; a plurality of accommodating cavities 104 for installing the single battery packs 20 on the housing assembly 10 can charge a plurality of single battery packs 20 at the same time, so that the number of housing assemblies 10 arranged in a user home can be reduced, and the unified management of the single battery packs 20 is facilitated; by arranging the first discharging interface 101 and the second discharging interface 102, after the shell assembly 10 and the single battery pack 20 are combined, the power supply can be used as a mobile power supply with large capacity to supply power to equipment such as a mobile phone and the like through the first discharging interface 101, and can also be used as a battery pack to supply power to various electric tools 30 through the second discharging interface 102, so that the universality is high; when the plurality of single battery packs 20 are assembled on the housing assembly 10 to supply power together, the problem of low capacity of a single battery pack 20 can be solved, the endurance time of the electric tool 30 is increased, and the working efficiency of a user is improved.

Optionally, as shown in fig. 4 and 5, a limiting portion is disposed on a side wall of the single battery pack 20, and a limiting member engaged with the limiting portion is disposed on a cavity wall of the accommodating cavity 104.

The limiting part is positioned on the side wall close to the bottom of the single battery pack 20, so that the single battery pack 20 can be firmly installed in the accommodating cavity 104 after the limiting part is matched with the limiting part; the limiting piece can be selectively arranged on the partition 1101, the limiting piece is convenient to process, and the manufacturing is simple.

The limiting part and the limiting part can be arranged into a damping structure, so that a complex locking structure can be avoided, the space is saved, and the cost is low.

In the multifunctional charging and discharging device in this embodiment, the single cell pack 20 and the accommodating cavity 104 are respectively provided with the mutually-matched limiting part and the limiting part, so that the single cell pack 20 can be effectively prevented from falling out of the housing assembly 10 when in use.

Optionally, as shown in fig. 4 and 5, the limiting member is an elastic piece 1041, the elastic piece 1041 has a boss 10411, and the limiting portion is a groove 201 matched with the boss 10411.

The elastic sheet 1041 has a certain deformation amount, and the edge of the groove 201 has a chamfer, so that the protrusion 10411 of the elastic sheet 1041 can smoothly move in and out of the groove 201, when the protrusion 10411 moves into the groove 201, the single cell pack 20 is already firmly installed in the accommodating cavity 104, and when the protrusion 10411 moves out of the groove 201, the single cell pack 20 can be easily taken out of the accommodating cavity 104.

In the multifunctional charging and discharging device in this embodiment, the non-snap structure, such as the spring plate 1041, is used for fastening the single battery pack 20, so that not only the single battery pack 20 can be effectively prevented from falling out of the housing assembly 10, but also the single battery pack 20 can be conveniently mounted and dismounted.

Optionally, as shown in fig. 3 and fig. 6, a plurality of limiting ribs 1042 are provided at intervals on the inner circumferential wall of the accommodating cavity 104.

The length direction of the limiting ribs 1042 is the same as the direction of the single battery pack 20 inserted into the accommodating cavity 104, so that the single battery pack 20 can be smoothly inserted into the accommodating cavity 104; the thickness of the top end part of each limiting rib 1042 is smaller than that of the middle part, so that a guiding effect can be achieved, and the single battery pack 20 can be conveniently inserted into the accommodating cavity 104.

In the multifunctional charging and discharging device in this embodiment, the limiting rib 1042 is additionally arranged between the accommodating cavity 104 and the single cell pack 20, so that the single cell pack 20 and the accommodating cavity 104 are in rib contact, the surface of the single cell pack 20 and the inner wall of the accommodating cavity 104 are prevented from being worn, and the service life is prolonged.

Optionally, as shown in fig. 2 and 10, the circuit board 106 includes a first protection plate 1061 and a second protection plate 1062 that are disposed in parallel at an interval, the third discharge interface 103 is electrically connected to the second protection plate 1062, the first discharge interface 101, the second discharge interface 102, and the charging interface 107 are electrically connected to the first protection plate 1061, and the first protection plate 1061 is electrically connected to the second protection plate 1062.

The first protection plate 1061 and the second protection plate 1062 are both horizontally disposed, and the second protection plate 1062 is located right above the first protection plate 1061, so that the second protection plate 1062 is connected to the first protection plate 1061; the third discharge interface 103 is vertically connected with the second protective plate 1062, so that the third discharge interface 103 can be prevented from being deformed when the single cell pack 20 is matched with the third discharge interface 103; the first discharging interface 101, the second discharging interface 102 and the charging interface 107 are also vertically connected to the first protection plate 1061, so as to prevent the first discharging interface 101 from being deformed when connected to a data line, the second discharging interface 102 from being deformed when connected to the electric tool 30, or the charging interface 107 from being deformed when connected to an external power source.

In the multifunctional charging and discharging device in this embodiment, the circuit board 106 is designed as two protection boards, which can reduce the area of a single protection board, thereby making the overall structure of the device smaller and more compact.

Optionally, as shown in fig. 10, a distance between the first protection plate 1061 and the second protection plate 1062 is not greater than 3 mm.

The distance between the first protection plate 1061 and the second protection plate 1062 may be 3mm, 2.5mm, 2mm, 1.5mm, or 1 mm.

The multifunctional charging and discharging device in this embodiment limits the distance between the first protection plate 1061 and the second protection plate 1062, so that the overall structure of the device is more compact.

Optionally, as shown in fig. 2 and 10, the third discharge interface 103 is connected to the second protective plate 1062 in a welding manner, the first discharge interface 101, the second discharge interface 102, and the charging interface 107 are connected to the first protective plate 1061 in a welding manner, and the first protective plate 1061 is connected to the second protective plate 1062 in an inserting manner.

One end of the third discharge interface 103 is connected to a circuit of the second protective plate 1062 by soldering, so that the second protective plate 1062 is electrically connected to the third discharge interface 103; one end of the first discharging interface 101, one end of the second discharging interface 102 and one end of the charging interface 107 are all connected with the circuit of the first protection plate 1061 through soldering wires in a welding manner, so that the third protection plate is electrically connected with the circuits of the first discharging interface 101, the second discharging interface 102 and the charging interface 107; a male socket is arranged on the first protection plate 1061, a female socket is arranged on the second protection plate 1062, and the first protection plate 1061 and the second protection plate 1062 are connected in an inserting manner through the cooperation of the male socket and the female socket.

In the multifunctional charging and discharging device in this embodiment, the first discharging interface 101, the second discharging interface 102 and the charging interface 107 are welded to the first protection plate 1061, and the third discharging interface 103 is welded to the second protection plate 1062, such a structure without an internal wire not only allows the first discharging interface 101, the second discharging interface 102, the third discharging interface 103 and the charging interface 107 to be firmly connected to the circuit board 106, but also allows a user to manually assemble the first protection plate 1061 and the second protection plate 1062, which is convenient to assemble, and does not have a broken wire damage phenomenon after disassembly.

Alternatively, as shown in fig. 1, 6 and 10, the circuit board 106 is perpendicular to the direction in which the single cell pack 20 is inserted into the receiving cavity 104.

The PIN of the third discharge interface 103 is parallel to the direction in which the single cell pack 20 is inserted into the accommodating cavity 104, so that the single cell pack 20 and the circuit board 106 are conveniently and electrically connected with each other, and the single cell pack is not easily damaged after being inserted and pulled for multiple times, thereby ensuring the service life of the device.

In the multifunctional charging and discharging device in this embodiment, the circuit board 106 is arranged in a structure perpendicular to the direction in which the single cell pack 20 is inserted into the accommodating cavity 104, so that the overall structure of the device can be more compact.

Optionally, as shown in fig. 1, fig. 2, and fig. 7, the housing assembly 10 further mounts a lighting lamp 108, and the lighting lamp 108 is electrically connected to the circuit board 106.

Wherein the illumination lamp 108 is provided at a position distant from the installation of the battery cell pack 20 to prevent interference with the installation and taking operations of the battery cell pack 20; the first protection plate 1061 of the circuit board 106 is welded to the lighting lamp 108, so as to ensure the mounting firmness of the lighting lamp 108 and facilitate the user to assemble the circuit board 106.

In the multifunctional charging and discharging device in this embodiment, the illumination lamp 108 is mounted on the housing assembly 10, so that the device also has an illumination function, and thus, the functions are more diversified.

Optionally, as shown in fig. 1, fig. 2, and fig. 7, the housing assembly 10 is further installed with a decoration band 109, and the decoration band 109 is electrically connected to the circuit board 106.

The decorative strip 109 can also be used as a lamp strip, and has a certain lighting function after being electrically connected with the circuit board 106; the decorative strip 109 is provided on the circumferential outer wall of the housing assembly 10, and can achieve a good decorative effect.

In the multifunctional charging and discharging device in this embodiment, the decoration band 109 is mounted on the housing assembly 10, and the decoration band 109 not only has a decoration function but also has a certain lighting function, so that the function of the device is more diversified.

Optionally, as shown in fig. 1, fig. 2, fig. 3, and fig. 7, the housing assembly 10 includes a housing 110 and a base 111 connected to each other, the accommodating cavity 104 is disposed in the housing 110, and the circuit board 106 is located in the base 111.

The shell 110 and the base 111 are detachably connected with each other, so that the user can conveniently disassemble and assemble the shell; the case 110 has an upper opening whose shape in cross section in a direction perpendicular to the direction in which the single cell packs 20 are inserted into the accommodating chambers 104 is the same as and similar in size to the cross section of the single cell packs 20 in a direction perpendicular to the direction in which they are inserted into the accommodating chambers 104, so as to ensure compactness of the structure of the case assembly 10; the base 111 is connected to the bottom of the housing 110, and the circuit board 106 is disposed in the base 111, so that the circuit board 106 is isolated from the outside and protected.

In the multifunctional charging and discharging device in this embodiment, the housing assembly 10 is designed to be the structure in which the housing 110 and the base 111 are connected with each other, so that the user can conveniently detach and assemble the housing assembly 10 by himself, and the accommodating cavity 104 and the circuit board 106 are separately disposed in the housing 110 and the base 111, so that the structure is simpler, the operation is convenient, and the service life of the circuit board 106 can be ensured.

Optionally, as shown in fig. 2, the first discharging interface 101, the second discharging interface 102, and the charging interface 107 are all located on the bottom surface of the base 111.

When the first discharging interface 101 is connected with a data line or the second discharging interface 102 is mounted on the electric tool 30 for supplying power, an external power supply is prevented from being connected to the charging interface 107 to charge the device, the operation of charging while using is prevented, and the service life of the single cell pack 20 is ensured; because the battery of the single battery pack 202 is damaged greatly by the charging operation, the service life of the single battery pack 202 is shortened, and the adapter 1 is charged or discharged through the two interfaces independently, and the service life of the single battery pack 202 can be prolonged by the intermittent operation; and the two interfaces are arranged on the same surface, so that the whole structure is more compact.

In the multifunctional charging and discharging device in this embodiment, the first discharging interface 101, the second discharging interface 102 and the charging interface 107 are disposed on the same plane, so that the interfaces can be prevented from being used simultaneously, the service life is ensured, and the overall structure is more compact.

Optionally, as shown in fig. 3 and fig. 6, the housing 110 is provided with at least one partition 1101, and two adjacent accommodating cavities 104 are independently arranged through one partition 1101.

The length direction of the partition 1101 is the same as the direction of inserting the single battery pack 20 into the accommodating cavity 104, and the partition 1101 is in interference connection with the single battery pack 20, so that the accommodating cavity 104 and the partition 1101 can be conveniently and firmly installed in the housing 110 together with the single battery pack 20.

In the multifunctional charging and discharging device in this embodiment, a partition 1101 is arranged between two adjacent accommodating cavities 104, so that the design that the accommodating cavities 104 are mutually independent is realized, on one hand, the single cell packs 20 can be conveniently and quickly inserted into the corresponding accommodating cavities 104, on the other hand, the single cell packs 20 can be installed in the accommodating cavities 104, the charging process is not easy to fall out of the accommodating cavities 104, and the charging reliability is improved.

Optionally, as shown in connection with fig. 6, the thickness of the partition 1101 is less than 5 mm.

Wherein, the thickness of baffle 1101 is 4.9mm, 4.5mm, 3mm, 2mm, 1.5mm or 1mm, and specific size design can be set as required.

The multifunctional charging and discharging device in this embodiment limits the thickness of the partition 1101, so that the overall structure is more compact.

Optionally, as shown in fig. 8 and 10, the partition 1101 is slidably connected to the housing 110.

Wherein, the lateral wall of casing 110 is equipped with the spout, and baffle 1101 is equipped with the slider, and baffle 1101 assembles to casing 110 through the cooperation of slider and spout.

The multifunctional charging and discharging device in the embodiment is connected with the shell 110 in a sliding manner through the partition 1101, so that the shell 110 and the partition 1101 can be detached and spliced, the partition 1101 can be quickly and reliably mounted on the shell 110 in the mode, and the assembly is very convenient.

Optionally, as shown in fig. 6 and 10, a horizontal cross section of each of two ends of the partition 1101 connected to the side wall of the housing 110 is Y-shaped.

Wherein, the horizontal section means a section perpendicular to the direction in which the single cell pack 20 is inserted into the housing cavity 104; two ends of the partition 1101 are respectively connected with the side wall of the shell 110, and the cross sections of the two ends are both in a Y shape, so that the partition 1101 is in a structure with a narrow middle and wide two ends; the design of the middle part is narrow, so that after the partition plate 1101 is assembled with the shell 110, the occupied space of the partition plate 1101 for the accommodating cavity 104 is small, and the installation of the single cell pack 20 into the accommodating cavity 104 is not interfered; the structure with wide ends can ensure that the partition 1101 is firmly connected with the housing 110, and ensure the assembling reliability of the partition 1101 and the housing 110.

In the multifunctional charging and discharging device in this embodiment, the partition 1101 and the housing 110 are designed to be detachable, and the cross sections of both ends of the partition 1101 are designed to be Y-shaped, so that not only can the wall thickness of the housing 110 be prevented from shrinking, but also the partition 1101 and the housing 110 can be firmly connected.

Optionally, as shown in fig. 10, a connection plate 1102 is vertically connected to a bottom end of the partition 1101, and the partition 1101 and the connection plate 1102 form an inverted T shape.

Wherein, the partition 1101 is located between the two accommodating cavities 104, two parts of the connecting plate 1102 separated by the partition 1101 are respectively located in the two accommodating cavities 104, and a through hole for the third discharge interface 103 to pass through is provided on the connecting plate 1102 of each part.

In the multi-function charge/discharge device of the present embodiment, the partition 1101 is designed in a T-shape, so that the overall strength of the partition 1101 can be increased.

Optionally, as shown in fig. 1, 2, and 3, the outer contour of the housing 110 includes an arc-shaped segment 1103 in a cross section perpendicular to the direction in which the single cell packs 20 are inserted into the housing 110.

When the number of the accommodating cavities 104 is two, the outer profile of the housing 110 may have a waist shape in a cross section perpendicular to the direction in which the single cell packs 20 are inserted into the housing 110, the waist shape includes two arc-shaped sections 1103 and two straight line sections, the two straight line sections are arranged in parallel at intervals, and two ends of the two arc-shaped sections 1103 are respectively connected to the two straight line sections, so that a user can hold the housing 110 at the two arc-shaped sections 1103.

The adapter of this embodiment is designed to have an arc-shaped structure on the housing 110, so that the user can conveniently take and hold the housing 110.

Alternatively, as shown in fig. 2 and 7, the housing 110 and the base 111 are detachably connected to each other, and the circuit board 106 is detachably connected to the housing 110.

The base 111 is detachably connected to the bottom of the housing 110, the circuit board 106 is detachably connected to the bottom of the housing 110, and the circuit board 106 is located in the base 111. during assembly, the circuit board 106 is connected to the bottom of the housing 110, the base 111 covers the circuit board 106, and the base 111 is fixed to the housing 110, so that the assembly operation is completed.

In the multifunctional charging and discharging device in this embodiment, the casing 110 and the base 111 are designed to be detachable from each other, and the circuit board 106 and the casing 110 are designed to be detachable from each other, so that a user can manually assemble the device, and the device is convenient to assemble.

Optionally, as shown in fig. 8 and 9, the housing 110 is provided with a second catch 1104, and the base 111 is provided with a third catch 1111 that mates with the second catch 1104.

When the base 111 needs to be assembled to the bottom of the housing 110, the second buckle 1104 penetrates through the through hole and then is buckled with the third buckle 1111, so that the assembly of the base 111 and the housing 110 is completed; after assembly, the second catch 1104 and the third catch 1111 are hidden inside the base 111.

In the multifunctional charging and discharging device in this embodiment, the base 111 is connected with the casing 110 in a clamping manner, so that a user can manually assemble the multifunctional charging and discharging device, the multifunctional charging and discharging device is convenient to assemble, and the whole appearance is free of the design of the screw 105, and is attractive and tidy.

Optionally, as shown in fig. 9 and 11, the housing 110 is provided with a guide post 1105, and the base 111 is provided with a guide groove 1112 matched with the guide post 1105.

Wherein, the guiding column 1105 is cylindrical and is disposed at the bottom of the housing 110, the guiding groove 1112 is formed by the top surface of the base 111 being recessed towards the bottom surface, and when the housing 110 and the base 111 are assembled, the guiding column 1105 and the guiding groove 1112 are disposed coaxially.

In the multifunctional charging and discharging device in this embodiment, the guiding pillar 1105 guides the second fastener 1104 so that the second fastener 1104 can be quickly aligned to the third fastener 1111, thereby achieving an accurate assembly and improving the assembly efficiency of the housing 110 and the base 111.

Optionally, as shown in fig. 7 and 9, the guide post 1105 is provided with a screw hole 1106, a screw 105 is installed in the screw hole 1106, and the circuit board 106 and the base 111 are connected to the housing 110 through the screw 105.

Wherein, the bottom surface of the guide groove 1112 of the base 111 has through holes for the screws 105 to pass through, after the housing 110 and the base 111 are assembled, the guide posts 1105 are abutted with the bottom surface of the guide groove 1112, the through holes and the screw holes 1106 are coaxially arranged; the first protection plate 1061 of the circuit board 106 is also provided with a through hole for the screw 105 to pass through, the first protection plate 1061 abuts against the outer wall of the bottom surface of the guide groove 1112, and after the first protection plate 1061 is assembled with the base 111, the through hole of the first protection plate 1061 is coaxially arranged with the through hole of the guide groove 1112; after the screw 105 passes through the through hole of the first protection plate 1061 and the through hole of the guide groove 1112 in sequence, it is screwed with the screw hole 1106, so as to fix the first protection plate 1061 and the base 111 with the housing 110.

In the multifunctional charging and discharging device in this embodiment, the guide post 1105 is provided with the screw hole 1106, so that the circuit board 106 and the base 111 can be fixed to the casing 110 through the screw 105, the assembly is convenient, the efficiency is high, and the inner structure of the casing 110 assembled with the base 111 is firmer.

Optionally, as shown in fig. 2 and 12, the base 111 includes a base body 1113 and a bottom cover 1114 detachably connected to each other.

The base body 1113 is provided with a cavity for placing the circuit board 106 and the illuminating lamp 108, and the cavity is of a lower opening structure; the bottom cap 1114 is flat and covers the lower opening of the chamber; first interface 101, the second interface 102 that discharges, the interface 107 that charges all set up on bottom cover 1114.

The multi-functional charge-discharge device in this embodiment, but the base 111 split is base body 1113 and bottom 1114 that mutual detachable connects to make things convenient for user's own manual equipment and dismantlement base 111's internals, the equipment is convenient.

Optionally, as shown in fig. 8, 11, and 12, the bottom cover 1114 is provided with a plurality of first inverse buckles 11141, and the inner side wall of the base body 1113 is provided with a first buckle 11131 that is matched with the first inverse buckle 11141.

The number of the first reverse buckles 11141 is four, two symmetrical straight edges of the bottom cover 1114 are respectively provided with two first reverse buckles 11141, and after the bottom cover 1114 is assembled with the base body 1113, the first reverse buckles 11141 are hidden in the cavity; the number and the position of the first buckles 11131 correspond to the first inverse buckles 11141, and a user can directly buckle the bottom cover 1114 on the base body 1113 by pressing with hands.

In the multifunctional charging and discharging device in this embodiment, the bottom cover 1114 and the base body 1113 are connected with each other through the first reverse buckle 11141 and the first buckle 11131, so that the user can be conveniently assembled and disassembled, and the firm assembly with the bottom cover 1114 can be realized under the condition that the wall thickness of the base body 1113 is thin.

Alternatively, as shown in fig. 11 and 12, the base body 1113 has a long straight panel 11132, the inner wall of the long straight panel 11132 is provided with a plurality of second inversed buckles 11133, and the bottom cover 1114 is provided with a third inversed buckle 11142 matched with the second inversed buckle 11133.

The second reverse buckle 11133 is in a strip shape and is perpendicular to the bottom cover 1114, the third reverse buckle 11142 is arranged on one side of the bottom cover 1114 in a protruding manner, the second reverse buckle 11133 is arranged between the two first buckles 11131, and after the second reverse buckle 11133 is matched with the third reverse buckle 11142, the deformation of the base body 1113 can be prevented, so that the bottom cover 1114 and the base 111 are tightly connected.

In the multifunctional charging and discharging device in this embodiment, the second inverse buckle 11133 is disposed on the long straight panel 11132 of the base body 1113, and the second inverse buckle 11133 is connected and matched with the third inverse buckle 11142 of the bottom cover 1114, so as to prevent the deformation of the long straight panel 11132 of the base body 1113 and ensure the connection reliability between the bottom cover 1114 and the base body 1113.

Although the present disclosure has been described above, the scope of the present disclosure is not limited thereto. Various changes and modifications may be effected therein by one of ordinary skill in the pertinent art without departing from the spirit and scope of the present disclosure, and these changes and modifications are intended to be within the scope of the present disclosure.

Claims (25)

1. The multifunctional charging and discharging device is characterized by comprising a shell assembly (10) and a plurality of single battery packs (20), wherein the shell assembly (10) is detachably connected with each other, the shell assembly (10) is provided with a first discharging interface (101), a second discharging interface (102) and a third discharging interface (103), the first discharging interface (101) is suitable for being connected with a data line, and the second discharging interface (102) is suitable for being connected with an electric tool (30); the housing assembly (10) comprises a plurality of accommodating cavities (104) for correspondingly accommodating a plurality of single battery packs (20), the accommodating cavities (104) are mutually independent, one third discharge interface (103) is correspondingly arranged in each accommodating cavity (104), and the third discharge interfaces (103) are electrically connected with the single battery packs (20); the shell assembly (10) comprises a circuit board (106) and a charging interface (107) suitable for being electrically connected with an external power supply, and the first discharging interface (101), the second discharging interface (102), the third discharging interface (103) and the charging interface (107) are electrically connected with the circuit board (106).

2. The multifunctional charging and discharging device according to claim 1, wherein a limiting part is provided on a side wall of the single battery pack (20), and a limiting part engaged with the limiting part is provided on a wall of the accommodating cavity (104).

3. The multifunctional charging and discharging device according to claim 2, wherein the limiting member is a spring plate (1041), the spring plate (1041) has a protrusion (10411), and the limiting member is a groove (201) engaged with the protrusion (10411).

4. The multifunctional charging and discharging device according to claim 1, wherein a plurality of limiting ribs (1042) are arranged on the inner peripheral wall of the accommodating cavity (104) at intervals.

5. The multifunctional charging and discharging device according to claim 1, wherein the circuit board (106) comprises a first protection plate (1061) and a second protection plate (1062) which are arranged in parallel at intervals, the third discharging interface (103) is electrically connected with the second protection plate (1062), the first discharging interface (101), the second discharging interface (102) and the charging interface (107) are electrically connected with the first protection plate (1061), and the first protection plate (1061) is electrically connected with the second protection plate (1062).

6. The multifunctional charging and discharging device according to claim 5, wherein the distance of the interval between the first protection plate (1061) and the second protection plate (1062) is not more than 3 mm.

7. The multifunctional charging and discharging device according to claim 5, wherein the third discharging port (103) is welded to the second protection plate (1062), the first discharging port (101), the second discharging port (102), and the charging port (107) are welded to the first protection plate (1061), and the first protection plate (1061) is connected to the second protection plate (1062) in an inserting manner.

8. The multifunctional charge and discharge device according to claim 1, wherein the circuit board (106) is perpendicular to a direction in which the battery cell pack (20) is inserted into the receiving cavity (104).

9. The multifunctional charging and discharging device according to claim 1, wherein the housing assembly (10) is further mounted with a lighting lamp (108), and the lighting lamp (108) is electrically connected with the circuit board (106).

10. The multifunctional charge and discharge device according to claim 1, wherein the housing assembly (10) is further mounted with a decoration band (109), and the decoration band (109) is electrically connected to the circuit board (106).

11. Multifunctional charging and discharging device according to any one of claims 1 to 10, characterized in that said housing assembly (10) comprises a housing (110) and a base (111) connected to each other, said housing (110) being provided with said housing cavity (104), said circuit board (106) being located inside said base (111).

12. The multifunctional charging and discharging device according to claim 11, wherein the first discharging interface (101), the second discharging interface (102) and the charging interface (107) are located on a bottom surface of the base (111).

13. The multifunctional charging and discharging device according to claim 11, wherein the housing (110) is provided with at least one partition (1101), and two adjacent accommodating cavities (104) are arranged independently of each other through one partition (1101).

14. The multi-functional charge and discharge device according to claim 13, characterized in that the thickness of the partition plate (1101) is less than 5 mm.

15. The multi-functional charge and discharge device according to claim 13, wherein the partition (1101) is slidably connected to the case (110).

16. The multi-functional charge and discharge device according to claim 13, wherein the horizontal cross-section of both ends of the partition (1101) connected to the side wall of the case (110) is Y-shaped.

17. The multifunctional charging and discharging device according to claim 13, wherein a connecting plate (1102) is vertically connected to the bottom end of the partition plate (1101), and the partition plate (1101) and the connecting plate (1102) form an inverted T shape.

18. The multifunctional charge and discharge device according to claim 11, wherein the outer contour of the housing (110) comprises an arc-shaped section (1103) in a cross section perpendicular to a direction in which the battery cell pack (20) is inserted into the housing (110).

19. The device according to claim 11, wherein the housing (110) and the base (111) are detachably connected to each other, and the circuit board (106) is detachably connected to the housing (110).

20. The multifunctional charge and discharge device according to claim 19, wherein the housing (110) is provided with a second catch (1104), and the base (111) is provided with a third catch (1111) that mates with the second catch (1104).

21. The multifunctional charging and discharging device according to claim 20, wherein the housing (110) is provided with a guide post (1105), and the base (111) is provided with a guide groove (1112) engaged with the guide post (1105).

22. The multifunctional charging and discharging device according to claim 21, wherein the guide post (1105) is provided with a screw hole (1106), a screw (105) is installed in the screw hole (1106), and the circuit board (106) and the base (111) are connected to the housing (110) through the screw (105).

23. The multi-functional charge and discharge device according to claim 11, wherein the base (111) comprises a base body (1113) and a bottom cover (1114) detachably connected to each other.

24. The multi-functional charge and discharge device according to claim 23, wherein the bottom cover (1114) is provided with a plurality of first undercuts (11141), and the inner sidewall of the base body (1113) is provided with a first catch (11131) that mates with the first undercuts (11141).

25. The multi-functional charge and discharge device according to claim 23, wherein the base body (1113) has a long straight panel (11132), the inner wall of the long straight panel (11132) is provided with a plurality of second undercuts (11133), and the bottom cover (1114) is provided with a third undercut (11142) that mates with the second undercuts (11133).

Images