Charger

Abstract

The utility model provides a charger which comprises a plurality of battery bins and a circuit board, each battery bin is provided with a front opening allowing a battery block to be inserted therein, and the circuit board is located on the other side, opposite to the front opening, of each battery bin. The circuit board is provided with a switch corresponding to each battery compartment, and the switches extend into the battery compartments in a protruding mode and are triggered by the battery blocks inserted into the battery compartments. The circuit board of the charger is provided with the switch protruding into each battery compartment, and the switch is pressed and triggered when the battery block is inserted into the battery compartment, so that the system can judge that the battery to be charged is inserted into the battery compartment.

Description

TECHNICAL FIELD

[0001] The present application relates to a charger. BACKGROUND

[0002] The rechargeable battery block is widely used in various electronic devices, which can improve the mobile portability of the electronic device to adapt to more application scenarios. The battery block is charged by the external alternating current charger when its power is consumed. The existing charger generally includes a plurality of battery compartments, and a plurality of battery blocks can be inserted into each battery compartment for charging. However, when only some of the battery compartments have inserted battery blocks, the system needs to identify which battery compartments have inserted battery blocks in order to more reasonably perform the charging work. CONTENT OF THE UTILITY MODEL

[0003] The present application provides a charger which can identify whether a battery is inserted into its battery compartment.

[0004] Specifically, the present application is realized by the following technical scheme: a charger comprising a plurality of battery compartments and a circuit board, the battery compartment is provided with a front opening for inserting a battery block therein, the circuit board is located on the other side of the battery compartment opposite to the front opening, the circuit board is provided with a switch corresponding to each battery compartment, and the switch protrudes into the battery compartment and is triggered by the battery block inserted into the battery compartment.

[0005] Further, it further comprises a shell and an inner shell, the inner shell is located in the shell and is provided with a receiving cavity, a plurality of battery compartments are fixed on the inner shell and located in the receiving cavity, and the circuit board is located between the inner shell and the shell.

[0006] Further, the inner shell is provided with a rear wall, the rear wall is provided with a plurality of through grooves, the through grooves are arranged in front of and corresponding to the corresponding battery compartments, the battery compartment is provided with a rear end wall, the rear end wall is provided with a switch hole, the circuit board is located on the side of the rear wall close to the shell, and the switch protrudes into the battery compartment through the through groove and the switch hole.

[0007] Further, a plurality of contacts corresponding to each battery compartment are provided on the circuit board, and a plurality of contacts are exposed from the battery compartment.

[0008] Further, the rear end wall is provided with a burning hole, and a plurality of contacts are exposed from the battery compartment through the through groove and the burning hole.

[0009] Further, the circuit board is provided with a charging seat, the rear end wall is provided with a charging hole, and the charging seat extends into the battery compartment through the through groove and the charging hole.

[0010] Further, the battery compartment comprises two plastic shells assembled left and right, the charging hole is arranged on one of the plastic shells, and the switch hole and the plurality of burning holes are arranged on the other plastic shell.

[0011] Further, the inner shell further comprises a top wall and two side walls, and the receiving cavity is formed by the top wall, the two side walls and the rear wall.

[0012] Further, the top wall is provided with a plurality of matching parts, and the battery compartment is provided with mounting parts corresponding to the matching parts, and the mounting parts and the matching parts are connected through fasteners.

[0013] Further, the outer shell comprises a cylindrical main body with front and rear openings, a front cover fixed to the front side of the main body, and a rear cover fixed to the rear side of the main body, and the front cover is provided with a plurality of insertion slots, and the insertion slots are arranged in front and rear alignment with the front opening.

[0014] The circuit board of the charger of the present application is provided with a plurality of switches, which protrude into each battery compartment, and when the battery block is inserted into the battery compartment, the switch will be pressed to trigger the switch, so that the system can determine that the battery compartment has inserted the battery to be charged, and can enter the subsequent charging process.

[0015] It should be understood that the above general description and the following detailed description are only exemplary and explanatory, and cannot limit the present application. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is a perspective view of the charger according to an embodiment of the present application;

[0017] Figure 2 It is a perspective view of the charger according to an embodiment of the present application; Figure 1 It is a partial exploded view of the charger shown in FIG. 1;

[0018] Figure 3 It is a perspective view of the inner shell, battery compartment and circuit board of the charger shown in FIG. 1; Figure 2

[0019] It is a perspective view of the inner shell shown in FIG. 1, taken from the rear side; Figure 4 Figure 3 It is a perspective view of the battery compartment shown in FIG. 1, taken from the rear side;

[0020] Figure 5 Figure 3 It is a perspective view of the battery compartment shown in FIG. 1, taken from the rear side;

[0021] Figure 6 It is a perspective view of the inner shell and the circuit board shown in FIG. 1; Figure 3

[0022] It is a perspective view of the inner shell and the circuit board shown in FIG. 1; Figure 7 Figure 1 ​​​Front view of the charger in the

[0023] BRIEF DESCRIPTION OF DRAWINGS

[0024] Charger 100, housing 1, main body 11, front cover 12, slot 121, inner housing 2, top wall 21, fitting part 211, side wall 22, rear wall 23, through slot 231, receiving cavity 24, reinforcing rib 25, battery compartment 3, cavity 30, front opening 31, mounting part 32, plastic shell 33, rear end wall 34, charging hole 35, switch hole 36, burning hole 37, circuit board 4, charging seat 41, switch 42, contact 43. DETAILED DESCRIPTION

[0025] The exemplary embodiments will be described in detail herein with reference to the accompanying drawings. In the following description, unless otherwise indicated, like numbers in the different drawings represent similar or analogous elements. The embodiments described in the following exemplary embodiments are not meant to represent all embodiments consistent with the present application. Rather, they are merely examples of apparatuses, systems, devices, and methods consistent with some aspects of the present application.

[0026] Reference will now be made to Figures 1 to 3 As shown, the present application provides a charger 100 capable of charging battery blocks (not shown), which comprises a housing 1, an inner housing 2, a plurality of battery compartments 3 and a circuit board 4, the inner housing 2 is located in the housing 1, the battery compartments 3 are arranged in the inner housing 2 and used for accommodating the battery blocks (not shown), and the circuit board 4 is located at the rear side of the charger 100 and between the housing 1 and the inner housing 2.

[0027] Reference will now be made to Figure 2 As shown, the housing 1 comprises a front and rear open cylindrical main body 11, a front cover 12 fixed to the front side of the main body 11, and a rear cover (not shown) fixed to the rear side of the main body 11, and the front cover 12 is provided with a plurality of slots 121 for inserting the battery blocks (not shown) into the battery compartments 3. The main body 11, the front cover 12 and the rear cover (not shown) are all formed by plastic injection molding.

[0028] Reference will now be made to Figures 2 to 4 As shown, the inner housing 2 is also made of plastic material, which is generally in the form of a box with the front end and bottom open, and is provided with a top wall 21, left and right side walls 22 and a rear wall 23, which together form a receiving cavity 24, and the top wall 21 is provided with a plurality of fitting parts 211 on the front end face thereof for fixing the battery compartments 3. The inner housing 2 is also provided with a plurality of reinforcing ribs 25 on the outer surfaces thereof to improve the strength of the inner housing 2. The circuit board 4 is fixed to the rear wall 23 of the inner housing 2 near the rear cover (not shown) and is located outside the receiving cavity 24. The circuit board 4 is provided with some electronic components (not shown) and heat dissipation devices such as fans (not shown).

[0029] Reference will now be made toFigure 2 and Figure 5 As shown in Figs. 1 and 2, the battery compartment 3 is in a box shape with an open front side, and includes a side shell (not numbered) and a rear end wall 34, which together define a chamber 30 that can accommodate a battery block (not shown) and has a front opening 31. Each slot 121 of the front cover 12 is arranged in correspondence with the front opening 31 of each battery compartment 3, so that the slot 121 communicates with the chamber 30 of the corresponding battery compartment 3, and the battery block (not shown) is inserted into the chamber 30 of the battery compartment 3 through the slot 121 and the front opening 31. The battery compartment 3 is provided with a mounting portion 32 at the outer side of the front end thereof, and the mounting portion 32 is connected with the matching portion 211 of the inner shell 2 by screws (not shown) to fix the battery compartment 3 in the receiving cavity 24 of the inner shell 2. The battery compartment 3 is formed by snap assembly of two plastic shells 33, and the rear end wall 34 of the battery compartment 3 is formed by the corresponding parts of the two plastic shells 33, and the rear end wall 34 is provided with a charging hole 35.

[0030] Referring to Figure 4 and in combination with Figure 5 and Figure 6 As shown in Figs. 1 and 2, the rear wall 23 of the inner shell 2 is provided with a plurality of through grooves 231 corresponding to the battery compartments 3. The through grooves 231 are substantially rectangular in shape, and the shape thereof matches the shape of the rear end portion of the battery compartment 3. The size of the through grooves 231 is slightly larger than that of the rear end portion of the battery compartment 3, and the position thereof corresponds to the position of the battery compartment 3 in front and back, so that the rear end portion of the battery compartment 3 is inserted into the through groove 231, and the corresponding parts of the rear wall 23 located at the side of the through groove 231 can provide bottom support and limiting for the battery compartment 3, so as to prevent the rear end portion of the battery compartment 3 from shaking. Preferably, the size of the through groove 231 at the rear wall 23 of the inner shell 2 is slightly smaller than that of the rear end wall 34 of the battery compartment 3, so as to provide support for the bottom of the battery compartment 3. The circuit board 4 is also provided with a charging seat 41 corresponding to each through groove 231, and the charging seat 41 enters the inner shell 2 through the corresponding through groove 231, and the charging seat 41 is arranged in front and back alignment with the charging hole 35 of the battery compartment 3. Referring to Figure 7 As shown in Fig. 2, after the charger 100 is assembled, the circuit board 4 is located at the rear side of the battery compartment 3, and the charging seat 41 on the circuit board 4 enters the chamber 30 of the battery compartment 3 through the through groove 231 of the inner shell 2 and the charging hole 35 of the battery compartment 3, so as to charge the battery block (not shown) inserted into the battery compartment 3.

[0031] Continuing to refer to Figure 5 and Figure 6As shown, the circuit board 4 is further provided with a switch 42 and a contact 43 corresponding to each through slot 231, which enters the inner shell 2 through the corresponding through slot 231. The rear end wall 34 of the battery compartment 3 is further provided with a switch hole 36 and a burning hole 37, the switch 42 of the circuit board 4 is arranged in front of the switch hole 36 of the battery compartment 3, and the contact 43 of the circuit board 4 is arranged in front of the burning hole 37 of the battery compartment 3. In the embodiment, the charging hole 35 of the battery compartment 3 is arranged on a plastic shell 33, and the switch hole 36 and the burning hole 37 are arranged on another plastic shell 33.

[0032] In combination Figure 7 As shown, after the charger 100 is assembled, the switch 42 on the circuit board 4 enters the cavity 30 of the battery compartment 3 through the through slot 231 of the inner shell 2 and the switch hole 36 of the battery compartment 3, and when the battery block (not shown) is inserted into the battery compartment 3, it will press the trigger switch 42, and the system can identify that the battery block (not shown) has been loaded into the battery compartment 3. The contact 43 on the circuit board 4 is exposed through the through slot 231 of the inner shell 2 and the burning hole 37 of the battery compartment 3, and when software upgrade or data export is needed, the plug-in (not shown, similar to the battery block) is inserted into the battery compartment 3 and electrically connected with the contact 43.

[0033] The above is only a preferred embodiment of the present application, and is not used to limit the present application, any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application shall be included in the scope of protection of the present application.

Claims

1. A charger comprising a plurality of battery compartments each having a front opening for inserting a battery block therein and a circuit board located on the other side of the battery compartments opposite to the front openings, characterized in that: The circuit board is provided with a switch corresponding to each battery compartment, the switch protrudes into the battery compartment and is triggered by the battery block inserted into the battery compartment.

2. The charger of claim 1, wherein: The housing and the inner housing are further included, the inner housing is located in the housing and is provided with a receiving cavity, a plurality of battery compartments are fixed on the inner housing and located in the receiving cavity, and the circuit board is located between the inner housing and the housing.

3. The charger of claim 2, wherein: The inner housing is provided with a rear wall, the rear wall is provided with a plurality of through grooves, the through grooves are arranged in front of and corresponding to the corresponding battery compartments, the battery compartments are provided with rear end walls, the rear end walls are provided with switch holes, the circuit board is located on one side of the rear wall close to the housing, and the switch protrudes into the battery compartment through the through groove and the switch hole.

4. The charger of claim 3, wherein: The circuit board is provided with a plurality of contacts corresponding to each battery compartment, and a plurality of contacts are exposed from the battery compartment.

5. The charger of claim 4, wherein: The rear end wall is provided with a burning hole, and a plurality of contacts are exposed from the battery compartment through the through groove and the burning hole.

6. The charger of claim 5, wherein: The circuit board is provided with a charging seat, the rear end wall is provided with a charging hole, and the charging seat extends into the battery compartment through the through groove and the charging hole.

7. The charger of claim 6, wherein: The battery compartment includes two plastic shells assembled left and right, the charging hole is arranged on one of the plastic shells, and the switch hole and a plurality of burning holes are arranged on the other plastic shell.

8. The charger of claim 3, wherein: The inner housing further includes a top wall and two side walls, and the receiving cavity is formed by the top wall, the two side walls and the rear wall.

9. The charger of claim 8, wherein: The top wall is provided with a plurality of matching parts, the battery compartments are provided with mounting parts corresponding to the matching parts, and the mounting parts and the matching parts are connected by fasteners.

10. The charger of claim 9, wherein: The housing includes a cylindrical main body with front and rear openings, a front cover fixed to the front side of the main body, and a rear cover fixed to the rear side of the main body, the front cover is provided with a plurality of insertion slots, and the insertion slots are arranged in front of and aligned with the front opening.

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