Charger

Abstract

The present application discloses a charger, comprising: a main body case having an opening formed at one end thereof; the bottom shell is arranged at the opening, an accommodating space is formed between the main body shell and the bottom shell, and the accommodating space is used for arranging a circuit mainboard; a sliding groove is formed in the side, deviating from the main body shell, of the bottom shell, and the main plug is rotationally arranged in the sliding groove; an assembling part is formed at one end of the replaceable plug, and the assembling part and the sliding groove are arranged in a matched mode so that the replaceable plug and the bottom shell can be fixed to each other; wherein an accommodating groove is formed in the assembling part, and when the replaceable plug is assembled on the bottom shell, the main plug is arranged in the accommodating groove. The bottom shell is provided with the sliding groove, the sliding groove is matched with the assembling part of the replaceable plug, replacement of different plug types is achieved, the same charger can be matched with different plugs, namely, different socket standards are met, and the application cost and the portable difficulty are reduced.

Description

Technical Field

[0001] The present application relates to the technical field of chargers, and in particular to a charger. Background Art

[0002] With the continuous development of electronic technology, various portable electronic devices have been created and used by humans, such as mobile phones, digital cameras, PDAs (personal digital assistants), etc. When the power of an electronic device is exhausted and needs to be connected to maintain operation, replenish power, or must be connected to a network signal for information transmission, the user can extend the electronic device through a transmission line and a plug to connect to a socket structure, so that the electronic device is connected to the mains or signal line to obtain power or connect to a network signal.

[0003] Therefore, how to achieve the connection between electronic devices and sockets is an important research point, and using a charging plug and a charging cable for charging or data transmission is an existing conventional technical means. However, since different countries and regions have different socket standards, inconsistent socket standards make it impossible for users to use the same charger in different countries and regions, resulting in inconvenience in use, and since different chargers need to be used to adapt to different socket standards, the application cost and portability difficulty are increased. Utility Model Content

[0004] The present application provides a charger that can solve the problem of needing to carry and use different sockets to adapt to the socket standards of different countries and regions.

[0005] The present application provides a charger, which includes:

[0006] A main body shell having an opening formed at one end thereof;

[0007] The bottom shell is arranged at the opening, and a receiving space is formed between the main shell and the bottom shell, and the receiving space is used to arrange the circuit mainboard;

[0008] The main plug has a slide groove formed on one side of the bottom shell away from the main shell, and the main plug is rotatably arranged in the slide groove;

[0009] A replaceable plug, one end of which is formed with an assembly portion, the assembly portion and the slide groove are arranged in cooperation to achieve mutual fixation of the replaceable plug and the bottom shell;

[0010] The assembly portion is formed with a receiving groove, and when the replaceable plug is assembled on the bottom shell, the main plug is arranged in the receiving groove;

[0011] On one side of the bottom case near the replaceable plug, a first snap structure is provided. The replaceable plug includes a second snap structure, and the second snap structure is detachably assembled with the first snap structure to fix the replaceable plug and the bottom case; when an external force is applied to the second snap structure, the second snap structure disengages from the first snap structure to complete the disassembly of the replaceable plug and the bottom case.

[0012] Further, the first snap structure includes a first limiting groove which is arranged on the side of the bottom case facing away from the main case. The second snap structure includes a snap, and the snap includes a first extension part, a second extension part and a balance rod; wherein, the balance rod connects the first extension part and the second extension part, the second extension part is detachably assembled in the first limiting groove, and the first extension part is exposed on the side of the replaceable plug facing away from the bottom case;

[0013] The balance rod drives the first extension part and the second extension part to move in opposite directions, so that the first extension part moves towards the side close to the bottom case until the second extension part disengages from the first limiting groove to complete the disassembly of the replaceable plug and the bottom case.

[0014] Further, the main plug includes a first pin and a second pin arranged in parallel. The chute includes a first chute, a second chute and a connection area. The connection area communicates with the first end of the first chute and the first end of the second chute. The second ends of the first chute and the second chute extend in a direction away from the connection area;

[0015] The first pin is arranged in the first chute, and the first end of the first pin is connected to the second end of the first chute through a rotating module; the second pin is arranged in the second chute, and the first end of the second pin is connected to the second end of the second chute through a rotating module.

[0016] Further, the accommodating groove includes a first accommodating groove and a second accommodating groove. The assembling part includes a first assembling structure, a second assembling structure and a connecting structure. The connecting structure connects the first end of the first assembling structure and the first end of the second assembling structure. The second ends of the first assembling structure and the second assembling structure extend towards the side away from the connecting structure. The first assembling structure is provided with the first accommodating groove, and the second assembling structure is provided with the second accommodating groove;

[0017] The first assembling structure is arranged in the first chute, the first pin is arranged in the first accommodating groove, the second assembling structure is arranged in the second chute, and the second pin is arranged in the second accommodating groove.

[0018] Further, a first nested structure is formed between the first chute and the second chute. A third accommodating groove parallel to the first chute and the second chute is formed in the first nested structure, and the third accommodating groove communicates with the connection area;

[0019] On one side of the connecting structure close to the first nested structure, a second nested structure is provided. The first nested structure is sleeved outside the second nested structure to fix the second nested structure in the third accommodating groove.

[0020] Further, the replaceable plug is provided with an upper shell and a lower shell which are nested. The upper shell is provided with a first through hole, the lower shell is provided with a second through hole, and the buckle is arranged between the upper shell and the lower shell. One end of the first extension part far from the balance rod is exposed through the first through hole, and one end of the second extension part far from the balance rod sequentially passes through the second through hole and the first limiting groove.

[0021] Further, the upper shell forms a second limiting groove. The buckle includes a third extension part which is connected to the second extension part. The replaceable plug further includes an elastic part which is arranged in the second limiting groove. The first end of the elastic part abuts against the bottom of the second limiting groove, and the second end of the elastic part abuts against the third extension part; wherein the moving direction of the third extension part is the same as that of the second extension part.

[0022] Further, the cross-section of the third extension part and the second extension part in the direction perpendicular to the bottom shell is arranged in a T shape;

[0023] Or, the third extension part and the second extension part extend in opposite directions in the direction perpendicular to the bottom shell.

[0024] Further, the replaceable plug further includes a metal elastic sheet arranged between the upper shell and the lower shell. The first end of the metal elastic sheet is exposed out of the accommodating groove for electrically connecting the replaceable plug and the main plug;

[0025] The metal elastic sheet includes:

[0026] A main body, one end of the main body forms a clamping hole, and the charging terminal passes through the clamping hole;

[0027] A fixing part which is connected to the other end of the main body and is exposed out of the accommodating groove.

[0028] Further, the fixing part includes a fixing end, a deformation end and a connecting body. The connecting body connects the main body, the fixing end and the deformation end. The fixing end is arranged parallel to the side wall of the accommodating groove, and the distance between the deformation end and the fixing end gradually decreases along the direction parallel to the fixing end;

[0029] Or, the fixing part includes a deformation end and a connecting body. The connecting body connects the main body and the deformation end, and the distance between the deformation end and the side wall of the accommodating groove gradually decreases along the direction parallel to the side wall of the accommodating groove.

[0030] Different from the prior art, in the present application, a chute is provided on the bottom case, and the main plug is rotatably arranged in the chute. When the main plug is used, the main plug can be rotated to a position perpendicular to the bottom case; when other types of plugs need to be used, the main plug can be rotated to a position parallel to the bottom case. At the same time, through the cooperation of the chute and the assembly part of the replaceable plug, the replaceable plug is fixed to the bottom case, and the replacement of different plug types is completed. Furthermore, the same charger can be adapted to different plugs, that is, different socket standards can be adapted. Different from using multiple chargers with different charging plugs, the technical solution of the charger in the present application that can adapt to different plugs can reduce the application cost, while reducing the number of chargers that need to be carried, thereby reducing the difficulty of portability, and the operation is simple.

[0031] At the same time, a first buckle structure is provided on the bottom case of the present application, and the replaceable plug includes a second buckle structure. The first buckle structure and the second buckle structure are detachably assembled to fix the replaceable plug and the bottom case, and the replaceable plug can be disassembled from the bottom case by simply pressing the second buckle structure, and the operation is simple and fast.

[0032] It should be understood that the above general description and the following detailed description are only exemplary and explanatory, and do not limit the present application. BRIEF DESCRIPTION OF THE DRAWINGS

[0033] In order to more clearly illustrate the technical solutions in the embodiments of the present application, the following will briefly introduce the drawings required for the description of the embodiments. Obviously, the drawings in the following description are only some embodiments of the present application. For those of ordinary skill in the art, without creative efforts, other drawings can be obtained based on these drawings.

[0034] Figure 1 is the first schematic structural diagram of the first embodiment of the charger of the present application;

[0035] Figure 2 is the second schematic structural diagram of the first embodiment of the charger of the present application;

[0036] Figure 3 is the schematic structural diagram of the second embodiment of the charger of the present application;

[0037] Figure 4 is Figure 3 the first schematic structural diagram of an embodiment of the replaceable plug in

[0038] Figure 5 is Figure 3 the second schematic structural diagram of an embodiment of the replaceable plug in

[0039] Figure 6 is Figure 3 the exploded schematic diagram of the replaceable plug in

[0040] Figure 7 is Figure 6 a schematic structural view of the metal shrapnel in

[0041] Figure 8 is Figure 3 a schematic cross-sectional view of the replaceable plug in

[0042] Figure 9 is a schematic structural view of the third embodiment of the charger of the present application;

[0043] Figure 10 is Figure 9 a first schematic structural view of an embodiment of the replaceable plug in

[0044] Figure 11 is Figure 9 a second schematic structural view of an embodiment of the replaceable plug in

[0045] Figure 12 is Figure 9 an explosion schematic view of the replaceable plug in

[0046] Figure 13 is Figure 12 a schematic structural view of the metal shrapnel in

[0047] Figure 14 is Figure 9 a schematic cross-sectional view of the replaceable plug along the II-II direction in Detailed implementation manners

[0048] To enable those skilled in the art to better understand the technical solutions of the present application, the charger provided by the present application will be further described in detail below with reference to the drawings and specific implementation manners. It can be understood that the described embodiments are only a part of the embodiments of the present application, rather than all the embodiments. All other embodiments obtained by those of ordinary skill in the art based on the embodiments in the present application without creative efforts shall fall within the scope of protection of the present application.

[0049] The terms "first", "second", etc. in the present application are used to distinguish different objects, rather than to describe a specific order. In addition, the terms "include" and "have" and any variations thereof are intended to cover non-exclusive inclusion. For example, a process, method, system, product or device that includes a series of steps or units is not limited to the listed steps or units, but optionally further includes steps or units not listed, or optionally further includes other steps or units inherent to these processes, methods, products or devices.

[0050] To solve the problem in the prior art that multiple types of chargers need to be carried to match the socket standards of different countries and regions, the charger of the present application is equipped with different replaceable plugs to adapt to different socket standards. Its operation method is simple, and at the same time, it can reduce the application cost and the difficulty of portability.

[0051] Please refer to Figure 1 and Figure 2 , Figure 1 which is the first structural schematic diagram of the first embodiment of the charger of the present application, Figure 2 and Figure 1 is the second structural schematic diagram of the first embodiment of the charger of the present application. As Figure 2 shown, the charger 1 of this embodiment includes a main housing 11, a bottom case 12, and a main plug 13. The main housing 11 and the bottom case 12 are assembled. The main plug 13 is disposed on the side of the bottom case 12 facing away from the main housing 11. On the other side of the main housing 11 facing away from the main plug 13, there is a charging port for connecting a charging cable to electrically connect to an electronic device through the charging cable.

[0052] Specifically, an opening 101 is formed at one end of the main housing 11. The bottom case 12 is disposed at the opening 101, and the main housing 11 and the bottom case 12 are cooperatively disposed in a nested manner. Optionally, the main housing 11 can be an integral structure, or another opening is formed on the side of the main housing 11 facing away from the bottom case 12 for assembly with another housing.

[0053] A sliding groove 121 is formed on the side of the bottom case 12 facing away from the main housing 11. The main plug 13 is rotatably disposed in the sliding groove 121. Further, a receiving space 102 is formed between the main housing 11 and the bottom case 12 for disposing a circuit main board (not shown in the figure). The circuit main board is electrically connected to the main plug 13 and is also electrically connected to the charging port.

[0054] Optionally, the main plug 13 of this embodiment includes a first pin 131 and a second pin 132 arranged in parallel. The sliding groove 121 includes a first sliding groove 1211, a second sliding groove 1212, and a connection area 1213. The connection area 1213 communicates with the first end of the first sliding groove 1211 and the first end of the second sliding groove 1212. The second ends of the first sliding groove 1211 and the second sliding groove 1212 extend in a direction away from the connection area 1213. The first pin 131 is disposed in the first sliding groove 1211, and the first end of the first pin 131 is connected to the second end of the first sliding groove 1211 through a rotation module (not shown in the figure); the second pin 132 is disposed in the second sliding groove 1212, and the first end of the second pin 132 is connected to the second end of the second sliding groove 1212 through a rotation module (not shown in the figure).

[0055] The main plug 13 is disposed at the first position, that is, the main plug 13 is in the state as shown in Figure 1When in the position shown, at this time the main plug 13 rotates to a position perpendicular to the bottom case 12. When the main plug 13 is inserted into the socket, one side of the bottom case 12 facing away from the main housing abuts against the socket panel.

[0056] The main plug 13 is set at the second position, that is, when the main plug 13 is in the position as Figure 2 shown. At this time, the main plug 13 rotates to a position parallel to the bottom case 12. The replaceable plug can be fixedly arranged with the bottom case 12 through the sliding groove 121 to realize the replacement of the currently used plug.

[0057] This application provides an assemblable replaceable plug 20. Combining Figure 1 and Figure 2 , further referring to Figure 3 , Figure 3 is a schematic structural diagram of the second embodiment of the charger in this application. As Figure 3 shown, the charger 1 of this embodiment includes a replaceable plug 20. An assembly part 21 is formed at one end of the replaceable plug 20. The assembly part 21 is specifically arranged on the side of the replaceable plug 20 close to the bottom case 12. The assembly part 21 is cooperatively arranged with the sliding groove 121 to realize the fixation of the replaceable plug 20 and the bottom case 12. Among them, a receiving groove 22 is formed in the assembly part 21. When the replaceable plug 20 is assembled to the bottom case 12, the main plug 13 is arranged in the receiving groove 22.

[0058] Optionally, the side wall of the sliding groove 121 in this embodiment can be designed to be arc-shaped, and the outer side wall of the assembly part 21 can be set to be arc-shaped. When the assembly part 21 is cooperatively arranged with the sliding groove 121, the two arc-shaped side walls can be engaged to realize the fixation of the replaceable plug 20 and the bottom case 12, and at the same time, the appearance beauty can be taken into account.

[0059] Specifically, when the main plug 13 is in the second position, that is, in the position as Figure 2 shown, the assembly part 21 slides into the sliding groove 121, and the bottom of the assembly part 21 jacks up the main plug 13, causing the main plug 13 to rotate by a small angle, and then the bottom of the assembly part 21 is inserted between the main plug 13 and the bottom wall of the sliding groove 121. Optionally, the rotation angle of the main plug 13 can be from 2.5 degrees to 10 degrees.

[0060] Optionally, a first buckle structure is arranged on the side of the bottom case 12 close to the replaceable plug 20 in this embodiment. The replaceable plug 20 includes a second buckle structure. The second buckle structure is detachably assembled with the first buckle structure to fix the replaceable plug 20 and the bottom case 12.

[0061] Specifically, when an external force is applied to the second snap structure, the second snap structure disengages from the first snap structure, completing the disassembly of the replaceable plug 20 and the bottom case 12. Optionally, since the second snap structure is disposed on the side close to the bottom case 12, the direction of application of the external force in this embodiment can be a direction perpendicular to the bottom case and downward, so as to achieve the disassembly of the second snap structure and the first snap structure.

[0062] Combined with Figure 3 , further please refer to Figures 4 - 8 , Figure 4 is Figure 3 the first structural schematic diagram of an embodiment of the replaceable plug in Figure 5 is Figure 3 the second structural schematic diagram of an embodiment of the replaceable plug in Figure 6 is Figure 3 the exploded schematic diagram of the replaceable plug in Figure 7 is Figure 6 the structural schematic diagram of the metal elastic piece in Figure 8 is Figure 3 the cross-sectional schematic diagram of the replaceable plug along the I-I direction in

[0063] As Figures 4 - 8 shown, the replaceable plug 20 of this embodiment includes an upper case 23, a lower case 24, and a metal elastic piece 25, wherein the upper case 23 and the lower case 24 are nested, and the metal elastic piece 25 is disposed inside the upper case 23 and the lower case 24. Further, a charging terminal 231 is disposed at one end of the upper case 23 facing away from the lower case 24, an assembly portion 21 is formed on one side of the lower case 24 facing away from the upper case 23, the second end of the metal elastic piece 25 is electrically connected to the charging terminal 231, and the first end of the metal elastic piece 25 is exposed in the accommodation groove 22 of the assembly portion 21 for electrically connecting to the main plug 13. Optionally, the replaceable plug 20 of this embodiment can be a three-tooth structure, and the three charging terminals 231 are independently disposed, wherein the first ends of the parallel charging terminals 231a and 231b are used to connect to the live wire and the neutral wire, and the charging terminal 231c is used to connect to the ground wire.

[0064] Specifically, the metal elastic piece 25 includes a main body 251 and a fixing portion 252 connected to each other. A clamping hole 253 is formed at the first end of the main body 251, and the charging terminal 231 passes through the clamping hole 253. Specifically, the second ends of the charging terminals 231a and 231b respectively pass through the clamping hole 253. The fixing portion 252 is connected to the second end of the main body 251 and is exposed in the accommodation groove 22. Among them, the metal elastic piece 25 of this embodiment is arranged in an L shape, the main body 251 is arranged parallel to the upper case 23 and the lower case 24, and the fixing portion 252 is arranged perpendicular to the upper case 23 and the lower case 24.

[0065] Optionally, in this embodiment, the fixing portion 252 includes a fixing end 2521, a deformable end 2522, and a connecting body 2523, the connecting body 2523 connects the main body 251, the fixing end 2521, and the deformable end 2522, the fixing end 2521 is arranged parallel to the side wall of the accommodating groove 22, and the distance between the deformable end 2522 and the fixing end 2521 gradually decreases along a direction parallel to the fixing end 2521. When the assembly portion 21 is assembled into the slide groove 121, the first pin 131 and the second pin 132 of the main plug 13 are respectively inserted between the fixing end 2521 and the deformable end 2522, and the fixing end 2521 and the deformable end 2522 fix the first pin 131 and the second pin 132.

[0066] Furthermore, the accommodating groove 22 of the present embodiment includes a first accommodating groove 221 and a second accommodating groove 222, the assembly portion 21 includes a first assembly structure 211, a second assembly structure 212 and a connecting structure 213, the connecting structure 213 connects the first end of the first assembly structure 211 and the first end of the second assembly structure 212, the second end of the first assembly structure 211 and the second end of the second assembly structure 212 extend toward a side away from the connecting structure 213, the first assembly structure 211 is provided with a first accommodating groove 221, and the second assembly structure 212 is provided with a second accommodating groove 222.

[0067] When the assembly portion 21 slides into the slide groove 121, the first assembly structure 211 is disposed in the first slide groove 1211, the first pin 131 is disposed in the first receiving groove 221, and the bottom of the first assembly structure 211 is inserted between the first pin 131 and the bottom shell 12; the second assembly structure 212 is disposed in the second slide groove 1212, the second pin 132 is disposed in the second receiving groove 222, and the bottom of the second assembly structure 212 is inserted between the second pin 132 and the bottom shell 12.

[0068] In this embodiment, the fixed end 2521 is arranged on a side of the first assembly structure 211 away from the second assembly structure 212, and the fixed end 2521 is arranged on a side of the second assembly structure 212 away from the first assembly structure 211, and the deformable end 2522 is arranged on a side of the first assembly structure 211 close to the second assembly structure 212, and the deformable end 2522 is arranged on a side of the second assembly structure 212 close to the first assembly structure 211.

[0069] Optionally, in other embodiments, the fixed end 2521 can be arranged on a side of the first assembly structure 211 close to the second assembly structure 212, and the fixed end 2521 can be arranged on a side of the second assembly structure 212 close to the first assembly structure 211, and the deformable end 2522 is arranged on a side of the first assembly structure 211 away from the second assembly structure 212, and the deformable end 2522 is arranged on a side of the second assembly structure 212 away from the first assembly structure 211.

[0070] Further, the width of the connecting body 2523 in this embodiment is greater than the width of the accommodating groove 22. Specifically, the width of the connecting body 2523 is greater than the width of the first accommodating groove 221, and the width of the connecting body 2523 is greater than the width of the second accommodating groove 222. When the metal elastic sheet 25 is disposed in the upper shell 23 and the lower shell 24, it can ensure that the metal elastic sheet 25 will not slip out of the accommodating groove 22 of the lower shell 24, thus realizing the fixation of the metal elastic sheet 25.

[0071] Optionally, in another embodiment, the fixing portion 252 may only include a deformed end 2522 and a connecting body 2523. The connecting body 2523 connects the main body 251 and the deformed end 2522. The distance between the deformed end 2522 and the side wall of the accommodating groove 22 gradually decreases along the direction parallel to the side wall of the accommodating groove 22. When the assembling portion 21 is assembled into the sliding groove 121, the first pin 131 of the main plug 13 is inserted between the side wall of the first assembling structure 211 and the deformed end 2522, and the side wall of the first assembling structure 211 and the deformed end 2522 realize the fixation of the first pin 131; the second pin 132 is inserted between the side wall of the second assembling structure 212 and the deformed end 2522, and the side wall of the second assembling structure 212 and the deformed end 2522 realize the fixation of the second pin 132.

[0072] In this embodiment, the fixing portion 252 of the metal elastic sheet 25 realizes the fixation of the first pin 131 and the second pin 132 of the main plug 13. Moreover, the bottom of the first assembling structure 211 is inserted between the first pin 131 and the bottom shell 12, and the bottom of the second assembling structure 212 is inserted between the second pin 132 and the bottom shell 12, which can reduce the exposed area of the first pin 131 and the second pin 132, and realize the protection of the first pin 131 and the second pin 132.

[0073] Further, a first nesting structure 122 is formed between the first sliding groove 1211 and the second sliding groove 1212. A third accommodating groove 221 parallel to the first sliding groove 1211 and the second sliding groove 1212 is formed in the first nesting structure 122, and the third accommodating groove 221 communicates with the connection area 1213.

[0074] A second nesting structure 214 is provided on one side of the connection structure 213 close to the first nesting structure 122. When the assembling portion 21 is assembled into the sliding groove 121, the first nesting structure 122 is sleeved outside the second nesting structure 214, and the second nesting structure 214 is fixed in the third accommodating groove 221.

[0075] In this embodiment, through the nested first nesting structure 122 and second nesting structure 214, the relative fixed setting of the lower shell 24 of the replaceable plug 20 and the bottom shell 12 is further realized.

[0076] Further, the first snap structure of this embodiment includes a first limiting groove 123. The upper shell 23 is provided with a first through hole 232, and the lower shell 24 is provided with a second through hole 241. The first limiting groove 123 is disposed on the side of the bottom shell 12 away from the main housing 11, and the projection of the second through hole 241 on the bottom shell 12 coincides with the projection of the first limiting groove 123 on the bottom shell 12.

[0077] The second snap structure of this embodiment includes a snap 26. The snap 26 includes a first extension portion 261, a second extension portion 262, and a balance bar 263. The balance bar 263 connects the first extension portion 261 and the second extension portion 262. When the replaceable plug 20 is fixedly arranged with the bottom shell 12, the second extension portion 262 is detachably assembled in the first limiting groove 123, and the first extension portion 261 is exposed on the side of the replaceable plug 20 away from the bottom shell 12.

[0078] Specifically, as Figure 8 shown, the snap 26 is disposed between the upper shell 23 and the lower shell 24. One end of the first extension portion 261 away from the balance bar 263 is exposed through the first through hole 232, and one end of the second extension portion 262 away from the balance bar 263 sequentially passes through the second through hole 241 and the first limiting groove 123.

[0079] The balance bar 263 is used to drive the first extension portion 261 and the second extension portion 262 to move in opposite directions. When the user needs to disassemble and replace the plug, the first extension portion 261 exposed through the first through hole 232 can be pressed. At this time, the first extension portion 261 moves toward the side close to the bottom shell 12, and the balance bar 263 drives the second extension portion 262 to move toward the side away from the bottom shell 12 until the second extension portion 262 disengages from the first limiting groove, and then the disassembly of the replaceable plug 20 from the bottom shell 12 can be completed.

[0080] In this embodiment, the second extension portion 262 of the snap 26 and the first limiting groove 123 of the bottom shell 12 are detachably assembled, and further, the balance bar 263 of the snap 26 connects the first extension portion 261 and the second extension portion 262. By simply pressing the first extension portion 261, the disassembly of the replaceable plug 20 from the bottom shell 12 can be achieved, and the operation is simple and fast.

[0081] The upper shell 23 is formed with a second limiting groove 233. The snap 26 includes a third extension portion 264. The third extension portion 264 is connected to the second extension portion 262. The replaceable plug 20 further includes an elastic member 27. The elastic member 27 is disposed in the second limiting groove 233. The first end of the elastic member 27 abuts against the bottom of the second limiting groove 233, and the second end of the elastic member 27 abuts against the third extension portion 264. Optionally, the elastic member 27 of this embodiment may specifically include a spring, a rubber pad, an air cushion, an elastic bracket, or any other structure capable of realizing elastic support.

[0082] Specifically, the cross-section of the third extension part 264 and the second extension part 262 of this embodiment in the direction perpendicular to the bottom shell 12 is arranged in a T shape, and the moving direction of the third extension part 264 of this embodiment is the same as that of the second extension part 262.

[0083] When the replaceable plug 20 needs to be assembled to the bottom shell 12, the second extension part 262 moves downward until it passes through the second through hole 241 and the first limiting groove 123 in sequence. Through the linkage of the balance rod 263, the third extension part 264 drives the spring 27 to move downward synchronously, and the first extension part 261 moves upward until it exposes from the first through hole 232. At this time, the replaceable plug 20 has been assembled to the bottom shell 12, and is self-locked through the buckle 26, realizing the fixation of the replaceable plug 20 and the bottom shell 12.

[0084] When the replaceable plug 20 needs to be disassembled, by pressing the first extension part 261 downward, through the linkage of the balance rod 263, the second extension part 262 moves upward until it leaves the first limiting groove 123, and at the same time the third extension part 264 drives the spring 27 to move upward synchronously.

[0085] In this embodiment, through the fitting arrangement of the buckle 26 and the first limiting groove 123, the relative fixation of the lower shell 24 of the replaceable plug 20 and the bottom shell 12 is further realized. At the same time, in cooperation with the nested arrangement of the bottom shell 12 and the main shell 11, the nested arrangement of the lower shell 24 and the upper shell 23 of the replaceable plug 20, the engaging arrangement of the assembly part 21 and the sliding groove 121, and the nested arrangement of the first nested structure 122 and the second nested structure 214, the overall fixed assembly of the charger 1 is realized, improving the assembly stability of the charger 1.

[0086] This application also provides another assemblable replaceable plug 30. Referring to Figure 1 and Figure 2 , and further referring to Figure 9 . Figure 9 FIG. Figure 9 As shown in FIG., the charger 1 of this embodiment includes a replaceable plug 30. An assembly part 31 is formed at one end of the replaceable plug 30. The assembly part 31 is specifically arranged on the side of the replaceable plug 30 close to the bottom shell 12. The assembly part 31 is arranged in cooperation with the sliding groove 121 to realize the mutual fixation of the replaceable plug 30 and the bottom shell 12. Among them, a receiving groove 32 is formed in the assembly part 31. When the replaceable plug 30 is assembled to the bottom shell 12, the main plug 13 is arranged in the receiving groove 32.

[0087] Optionally, the side wall of the sliding groove 121 in this embodiment can be designed to be wavy, and the outer side wall of the assembly portion 31 can be provided to be wavy, and the peak of the side wall of the sliding groove 121 is arranged in cooperation with the trough of the outer side wall of the assembly portion 31. When the assembly portion 31 and the sliding groove 121 are arranged in cooperation, the two wavy side walls can be engaged to realize the mutual fixation of the replaceable plug 30 and the bottom shell 12, and at the same time, the appearance beauty can be taken into account.

[0088] Combined Figure 9 , further refer to Figures 10 - 14 , Figure 10 is Figure 9 the first structural schematic diagram of an embodiment of the replaceable plug in Figure 11 is Figure 9 the second structural schematic diagram of an embodiment of the replaceable plug in Figure 12 is Figure 9 the explosion schematic diagram of the replaceable plug in Figure 13 is Figure 12 the structural schematic diagram of the metal elastic sheet in Figure 14 is Figure 9 the sectional schematic diagram of the replaceable plug along the II-II direction in

[0089] As Figures 9 - 14 shown, the replaceable plug 30 of this embodiment includes an upper shell 33, a lower shell 34 and a metal elastic sheet 35, wherein the upper shell 33 and the lower shell 34 are nested, and the metal elastic sheet 35 is arranged inside the upper shell 33 and the lower shell 34. Further, a charging terminal 331 is arranged at one end of the upper shell 33 facing away from the lower shell 34, an assembly portion 31 is formed on one side of the lower shell 34 facing away from the upper shell 33, the second end of the metal elastic sheet 35 is electrically connected to the charging terminal 331, and the first end of the metal elastic sheet 35 is exposed from the accommodating groove 32 of the assembly portion 31 to be electrically connected to the main plug 13.

[0090] Specifically, the metal elastic sheet 35 includes a main body 351 and a fixing portion 352 which are connected to each other. A clamping hole 353 is formed at the first end of the main body 351. The first end of the charging terminal 331 is connected to the live wire or the neutral wire, and the second end of the charging terminal 331 passes through the clamping hole 353. The fixing portion 352 is connected to the second end of the main body 351 and is exposed from the accommodating groove 32. Optionally, in this embodiment, the two charging terminals 331 can be connected to each other through a fixing structure, which is convenient for assembling with the upper shell 33.

[0091] Optionally, in this embodiment, the fixing portion 352 includes a fixing end 3521, a deforming end 3522 and a connecting body 3523, the connecting body 3523 connects the main body 351, the fixing end 3521 and the deforming end 3522, the fixing end 3521 is arranged parallel to the side wall of the accommodating groove 32, and the distance between the deforming end 3522 and the fixing end 3521 gradually decreases along the direction parallel to the fixing end 3521. When the assembly portion 31 is assembled into the slide groove 121, the first pin 131 and the second pin 132 of the main plug 13 are respectively inserted between the fixing end 3521 and the deforming end 3522, and the fixing end 3521 and the deforming end 3522 fix the first pin 131 and the second pin 132.

[0092] Among them, the metal spring 35 of this embodiment is arranged in a Z shape, the main body 351 is arranged in an L shape, and the part with the snap-in hole 353 is arranged parallel to the upper shell 33 and the lower shell 34; the connecting body 3523 of the fixing part 352 is arranged parallel to the upper shell 33 and the lower shell 34, and the fixing end 3521 and the deformation end 3522 of the fixing part 352 are arranged perpendicular to the upper shell 33 and the lower shell 34.

[0093] Furthermore, the accommodating groove 32 of the present embodiment includes a first accommodating groove 321 and a second accommodating groove 322, the assembly portion 31 includes a first assembly structure 311, a second assembly structure 312 and a connecting structure 313, the connecting structure 313 connects the first end of the first assembly structure 311 and the first end of the second assembly structure 312, the second end of the first assembly structure 311 and the second end of the second assembly structure 312 extend toward a side away from the connecting structure 313, the first assembly structure 311 is provided with a first accommodating groove 321, and the second assembly structure 312 is provided with a second accommodating groove 322.

[0094] When the assembly portion 31 slides into the slide groove 121, the first assembly structure 311 is disposed in the first slide groove 1211, the first pin 131 is disposed in the first receiving groove 321, and the bottom of the first assembly structure 311 is inserted between the first pin 131 and the bottom shell 12; the second assembly structure 312 is disposed in the second slide groove 1212, the second pin 132 is disposed in the second receiving groove 322, and the bottom of the second assembly structure 312 is inserted between the second pin 132 and the bottom shell 12.

[0095] In this embodiment, the fixed end 3521 is arranged on a side of the first assembly structure 311 away from the second assembly structure 312, and the fixed end 3521 is arranged on a side of the second assembly structure 312 away from the first assembly structure 311, and the deformable end 3522 is arranged on a side of the first assembly structure 311 close to the second assembly structure 312, and the deformable end 3522 is arranged on a side of the second assembly structure 312 close to the first assembly structure 311.

[0096] Optionally, in other embodiments, the fixed end 3521 may be disposed on the side of the first assembly structure 311 close to the second assembly structure 312, and the fixed end 3521 may be disposed on the side of the second assembly structure 312 close to the first assembly structure 311. At the same time, the deformation end 3522 is disposed on the side of the first assembly structure 311 facing away from the second assembly structure 312, and the deformation end 3522 is disposed on the side of the second assembly structure 312 facing away from the first assembly structure 311.

[0097] Furthermore, the width of the connecting body 3523 of this embodiment is greater than the width of the accommodating groove 32. Specifically, the width of the connecting body 3523 is greater than the width of the first accommodating groove 321, and the width of the connecting body 3523 is greater than the width of the second accommodating groove 322. When the metal elastic sheet 35 is disposed in the upper shell 33 and the lower shell 34, it can ensure that the metal elastic sheet 35 will not slide out of the accommodating groove 32 of the lower shell 34, realizing the fixation of the metal elastic sheet 35.

[0098] Optionally, in another embodiment, the fixing portion 352 may only include the deformation end 3522 and the connecting body 3523. The connecting body 3523 connects the main body 351 and the deformation end 3522. The distance between the deformation end 3522 and the side wall of the accommodating groove 32 gradually decreases along the direction parallel to the side wall of the accommodating groove 32. When the assembly portion 31 is assembled into the sliding groove 121, the first pin 131 of the main plug 13 is inserted between the side wall of the first assembly structure 311 and the deformation end 3522, and the side wall of the first assembly structure 311 and the deformation end 3522 realize the fixation of the first pin 131; the second pin 132 is inserted between the side wall of the second assembly structure 312 and the deformation end 3522, and the side wall of the second assembly structure 312 and the deformation end 3522 realize the fixation of the second pin 132.

[0099] In this embodiment, the fixing portion 352 of the metal elastic sheet 35 realizes the fixation of the first pin 131 and the second pin 132 of the main plug 13. Moreover, the bottom of the first assembly structure 311 is inserted between the first pin 131 and the bottom shell 12, and the bottom of the second assembly structure 312 is inserted between the second pin 132 and the bottom shell 12, which can reduce the exposed area of the first pin 131 and the second pin 132, and realize the protection of the first pin 131 and the second pin 132.

[0100] Furthermore, a first nesting structure 122 is formed between the first sliding groove 1211 and the second sliding groove 1212. A third accommodating groove 321 parallel to the first sliding groove 1211 and the second sliding groove 1212 is formed in the first nesting structure 122, and the third accommodating groove 321 communicates with the connection area 1213.

[0101] A second nesting structure 314 is disposed on one side of the connecting structure 313 close to the first nesting structure 122 . When the assembly portion 31 is assembled to the slide groove 121 , the first nesting structure 122 is sleeved outside the second nesting structure 314 to fix the second nesting structure 314 to the third receiving groove 321 .

[0102] This embodiment further achieves a relatively fixed arrangement of the lower shell 34 and the bottom shell 12 of the replaceable plug 30 by means of the nested arrangement of the first nested structure 122 and the second nested structure 314 .

[0103] Furthermore, the upper shell 33 of this embodiment is provided with a first through hole 332, the lower shell 34 is provided with a second through hole 341, and a first limiting groove 123 is formed on the side of the bottom shell 12 facing away from the main shell 11, wherein the projection of the second through hole 341 on the bottom shell 12 coincides with the projection of the first limiting groove 123 on the bottom shell 12.

[0104] The replaceable plug 30 further includes a buckle 36, which includes a first extension portion 361, a second extension portion 362 and a balance bar 363. The balance bar 363 connects the first extension portion 361 and the second extension portion 362, and is used to drive the first extension portion 361 and the second extension portion 362 to move in opposite directions. The buckle 36 is disposed between the upper shell 33 and the lower shell 34, and one end of the first extension portion 361 away from the balance bar 363 is exposed through the first through hole 332, and one end of the second extension portion 362 away from the balance bar 363 is sequentially penetrated through the second through hole 341 and the first limiting groove 123.

[0105] The upper shell 33 is formed with a second limiting groove 333, the buckle 36 includes a third extension portion 364, and the third extension portion 364 is connected to the second extension portion 362. The replaceable plug 30 further includes an elastic member 37, the spring 37 is arranged in the second limiting groove 333, the first end of the elastic member 37 abuts against the bottom of the second limiting groove 333, and the second end of the elastic member 37 abuts against the third extension portion 364. Optionally, the elastic member 37 of this embodiment may specifically include a spring, a rubber pad, an air cushion, an elastic bracket or any other structure that can achieve elastic support.

[0106] Specifically, the third extension portion 364 of the present embodiment and the second extension portion 362 extend in opposite directions in a direction perpendicular to the bottom shell 12 , and the moving direction of the third extension portion 364 of the present embodiment is consistent with the moving direction of the second extension portion 362 .

[0107] When the replaceable plug 30 needs to be assembled to the bottom case 12, the second extension portion 362 moves downward until it passes through the second through hole 341 and the first limiting groove 123 in sequence. Through the linkage of the balance rod 363, the third extension portion 364 drives the spring 37 to move downward synchronously, and the first extension portion 361 moves upward until it exposes from the first through hole 332. At this time, the replaceable plug 30 has been assembled to the bottom case 12, and is self-locked through the buckle 36, realizing the fixation of the replaceable plug 30 to the bottom case 12.

[0108] When the replaceable plug 30 needs to be disassembled, by pressing the first extension portion 361 downward, through the linkage of the balance rod 363, the second extension portion 362 moves upward until it leaves the first limiting groove 123. At the same time, the third extension portion 364 drives the spring 37 to move upward synchronously.

[0109] In this embodiment, through the fitting arrangement of the buckle 36 and the first limiting groove 123, the relative fixation of the lower case 34 of the replaceable plug 30 and the bottom case 12 is further realized. At the same time, in cooperation with the nested arrangement of the bottom case 12 and the main housing 11, the nested arrangement of the lower case 34 of the replaceable plug 30 and the upper case 33, the engaging arrangement of the assembly portion 31 and the sliding groove 121, and the nested arrangement of the first nested structure 122 and the second nested structure 314, the overall fixed assembly of the charger 1 is realized, improving the assembly stability of the charger 1.

[0110] In this application, a sliding groove 121 is provided in the bottom case 12, and the main plug 13 is rotatably arranged in the sliding groove 121. When using the main plug 13, the main plug 13 can be rotated to a position perpendicular to the bottom case 12; when other types of plugs need to be used, the main plug 13 can be rotated to a position parallel to the bottom case 12. At the same time, through the cooperation of the sliding groove 121 with the assembly portion 21 of the replaceable plug 20, and the self-locking structure formed by the fitting arrangement of the buckle 26 and the first limiting groove 123, the replaceable plug 20 is fixed to the bottom case 12; or through the arrangement of the assembly portion 31 of the replaceable plug 30, and the self-locking structure formed by the fitting arrangement of the buckle 36 and the first limiting groove 123, the replaceable plug 30 is fixed to the bottom case 12, completing the replacement of different plug types, and thus realizing that the same charger 1 is adapted to different plugs, that is, adapted to different socket standards. Different from using multiple chargers 1 with different charging plugs, the technical solution of the charger 1 in this application that is adapted to different plugs can reduce the application cost, while reducing the number of chargers 1 to be carried, thereby reducing the portability difficulty, and the operation is simple.

[0111] The above are only the embodiments of this application, and do not limit the patent scope of this application accordingly. Any equivalent structure or equivalent process transformation made by using the content of the specification and drawings of this application, or directly or indirectly applied in other related technical fields, shall be equally included in the patent protection scope of this application.

Claims

1. A charger, characterized in that: The charger comprises: A main body shell having an opening formed at one end thereof; A bottom shell is arranged at the opening, and an accommodation space is formed between the main shell and the bottom shell, and the accommodation space is used to arrange a circuit mainboard; A main plug, a slide groove is formed on one side of the bottom shell away from the main shell, and the main plug is rotatably arranged in the slide groove; A replaceable plug, wherein one end of the replaceable plug is formed with a mounting portion, and the mounting portion is arranged in cooperation with the slide groove to realize the mutual fixation of the replaceable plug and the bottom shell; wherein the mounting portion is formed with a receiving groove, and when the replaceable plug is assembled on the bottom shell, the main plug is arranged in the receiving groove; A first snap-in structure is provided on one side of the bottom shell close to the replaceable plug, and the replaceable plug includes a second snap-in structure, which is detachably assembled with the first snap-in structure to fix the replaceable plug and the bottom shell; when the second snap-in structure receives external force, the second snap-in structure is disengaged from the first snap-in structure, completing the disassembly of the replaceable plug and the bottom shell.

2. The charger according to claim 1, characterized in that: The first buckle structure includes a first limiting groove, the first limiting groove is arranged on a side of the bottom shell away from the main shell, the second buckle structure includes a buckle, the buckle includes a first extension part, a second extension part and a balance bar; wherein the balance bar connects the first extension part and the second extension part, the second extension part is detachably assembled and arranged in the first limiting groove, and the first extension part is exposed on a side of the replaceable plug away from the bottom shell; The balance bar drives the first extension part and the second extension part to move in opposite directions, so that the first extension part moves toward the side close to the bottom shell until the second extension part is separated from the first limiting groove, thereby completing the disassembly of the replaceable plug and the bottom shell.

3. The charger according to claim 2, characterized in that: The main plug includes a first pin and a second pin arranged in parallel, the slide groove includes a first slide groove, a second slide groove and a connection area, the connection area connects the first end of the first slide groove and the first end of the second slide groove, and the second end of the first slide groove and the second end of the second slide groove extend in a direction away from the connection area; The first pin is arranged in the first slide slot, and the first end of the first pin is connected to the second end of the first slide slot through a rotating module; the second pin is arranged in the second slide slot, and the first end of the second pin is connected to the second end of the second slide slot through the rotating module.

4. The charger according to claim 3, characterized in that: The containing groove includes a first containing groove and a second containing groove, the assembly portion includes a first assembly structure, a second assembly structure and a connecting structure, the connecting structure connects a first end of the first assembly structure and a first end of the second assembly structure, the second end of the first assembly structure and the second end of the second assembly structure extend toward a side away from the connecting structure, the first assembly structure is provided with the first containing groove, and the second assembly structure is provided with the second containing groove; The first assembly structure is disposed in the first slide groove, the first pin is disposed in the first receiving groove, the second assembly structure is disposed in the second slide groove, and the second pin is disposed in the second receiving groove.

5. The charger according to claim 4, characterized in that: A first nested structure is formed between the first slide groove and the second slide groove, a third containing groove parallel to the first slide groove and the second slide groove is formed in the first nested structure, and the third containing groove is connected to the connecting area; A second nested structure is disposed on one side of the connecting structure close to the first nested structure, and the first nested structure is sleeved outside the second nested structure to fix the second nested structure to the third containing groove.

6. The charger according to claim 2, characterized in that: The replaceable plug is provided with an upper shell and a lower shell which are nested, the upper shell is provided with a first through hole, the lower shell is provided with a second through hole, the buckle is provided between the upper shell and the lower shell, one end of the first extension portion away from the balance pole is exposed through the first through hole, and one end of the second extension portion away from the balance pole is passed through the second through hole and the first limiting groove in sequence.

7. The charger according to claim 6, characterized in that: The upper shell is formed with a second limiting groove, the buckle includes a third extension portion, the third extension portion is connected to the second extension portion, the replaceable plug further includes an elastic member, the elastic member is arranged in the second limiting groove, the first end of the elastic member abuts against the bottom of the second limiting groove, and the second end of the elastic member abuts against the third extension portion; wherein the moving direction of the third extension portion is consistent with the moving direction of the second extension portion.

8. The charger according to claim 7, characterized in that: The cross-sections of the third extension portion and the second extension portion in a direction perpendicular to the bottom shell are arranged in a T-shape; Alternatively, the third extending portion and the second extending portion are extended in opposite directions in a direction perpendicular to the bottom shell.

9. The charger according to claim 6, characterized in that: The replaceable plug further includes a metal spring arranged between the upper shell and the lower shell, a first end of the metal spring exposed from the accommodating groove, and used to electrically connect the replaceable plug and the main plug, and a charging terminal is arranged at one end of the upper shell away from the lower shell; The metal shrapnel comprises: A main body, one end of which is formed with a clamping hole, and the charging terminal is inserted into the clamping hole; A fixing portion is connected to the other end of the main body and exposed from the receiving groove.

10. The charger according to claim 9, characterized in that: The fixing portion includes a fixing end, a deforming end and a connecting body, wherein the connecting body connects the main body, the fixing end and the deforming end, the fixing end is arranged parallel to the side wall of the containing groove, and the distance between the deforming end and the fixing end gradually decreases along a direction parallel to the fixing end; Alternatively, the fixing portion includes a deformation end and a connector, the connector connects the main body and the deformation end, and the distance between the deformation end and the side wall of the receiving groove gradually decreases along a direction parallel to the side wall of the receiving groove.

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